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  ActiveRecord::InternalMetadata Load (0.1ms)  SELECT  "ar_internal_metadata".* FROM "ar_internal_metadata" WHERE "ar_internal_metadata"."key" = ? LIMIT ?  [["key", "environment"], ["LIMIT", 1]]
   (0.0ms)  begin transaction
  SQL (0.4ms)  INSERT INTO "ar_internal_metadata" ("key", "value", "created_at", "updated_at") VALUES (?, ?, ?, ?)  [["key", "environment"], ["value", "test"], ["created_at", "2019-12-21 00:20:05.553535"], ["updated_at", "2019-12-21 00:20:05.553535"]]
   (0.8ms)  commit transaction
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   (0.1ms)  SAVEPOINT active_record_1
  SQL (0.5ms)  INSERT INTO "lab_tech_experiments" ("name") VALUES (?)  [["name", "wibble"]]
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  LabTech::Experiment Load (0.1ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
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  SQL (0.4ms)  INSERT INTO "lab_tech_experiments" ("name") VALUES (?)  [["name", "wibble"]]
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  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "percent_enabled" = ? WHERE "lab_tech_experiments"."id" = ?  [["percent_enabled", 100], ["id", 1]]
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  LabTech::Experiment Load (0.1ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
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  SQL (0.4ms)  INSERT INTO "lab_tech_experiments" ("name") VALUES (?)  [["name", "wibble"]]
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   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "percent_enabled" = ? WHERE "lab_tech_experiments"."id" = ?  [["percent_enabled", 100], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.1ms)  SAVEPOINT active_record_1
  SQL (0.2ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", -1.4551915228366852e-11], ["speedup_factor", -1.0000145520161818], ["created_at", "2019-12-21 00:20:05.706309"], ["control_duration", 9.999930625781417e-07], ["candidate_duration", 1.00000761449337e-06]]
  SQL (0.2ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 9.999930625781417e-07], ["value", "--- true\n"], ["created_at", "2019-12-21 00:20:05.708540"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 1.00000761449337e-06], ["value", "--- true\n"], ["created_at", "2019-12-21 00:20:05.710976"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
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   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.3ms)  INSERT INTO "lab_tech_experiments" ("name") VALUES (?)  [["name", "wibble"]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "percent_enabled" = ? WHERE "lab_tech_experiments"."id" = ?  [["percent_enabled", 100], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.1ms)  SAVEPOINT active_record_1
  SQL (0.3ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["time_delta", 1.4551915228366852e-11], ["speedup_factor", 1.0000145520161818], ["created_at", "2019-12-21 00:20:05.720977"], ["control_duration", 1.00000761449337e-06], ["candidate_duration", 9.999930625781417e-07]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 1.00000761449337e-06], ["value", "--- CONTROL\n"], ["created_at", "2019-12-21 00:20:05.722384"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 9.999930625781417e-07], ["value", "--- CANDIDATE\n"], ["created_at", "2019-12-21 00:20:05.724237"]]
  LabTech::Observation Load (0.1ms)  SELECT "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control')  [["result_id", 1]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "other_error_count" = COALESCE("other_error_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" ASC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 1], ["LIMIT", 1]]
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 1], ["LIMIT", 1]]
   (0.3ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.3ms)  INSERT INTO "lab_tech_experiments" ("name") VALUES (?)  [["name", "wibble"]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "percent_enabled" = ? WHERE "lab_tech_experiments"."id" = ?  [["percent_enabled", 100], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.2ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["time_delta", -2.0000006770715117e-06], ["created_at", "2019-12-21 00:20:05.744656"], ["control_duration", 0.0], ["candidate_duration", 2.0000006770715117e-06]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 0.0], ["value", "--- Yes indeedily!\n"], ["created_at", "2019-12-21 00:20:05.746414"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 2.0000006770715117e-06], ["value", "--- You suck-diddly-uck, Flanders!\n"], ["created_at", "2019-12-21 00:20:05.747293"]]
  LabTech::Observation Load (0.1ms)  SELECT "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control')  [["result_id", 1]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "other_error_count" = COALESCE("other_error_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" ASC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 1], ["LIMIT", 1]]
  LabTech::Observation Load (0.2ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 1], ["LIMIT", 1]]
   (0.3ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.3ms)  INSERT INTO "lab_tech_experiments" ("name") VALUES (?)  [["name", "wibble"]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
   (0.8ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "percent_enabled" = ? WHERE "lab_tech_experiments"."id" = ?  [["percent_enabled", 100], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.1ms)  SAVEPOINT active_record_1
  SQL (0.3ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", -2.0000006770715117e-06], ["created_at", "2019-12-21 00:20:05.771146"], ["control_duration", 0.0], ["candidate_duration", 2.0000006770715117e-06]]
  SQL (0.2ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 0.0], ["value", "--- :wibble\n"], ["created_at", "2019-12-21 00:20:05.772454"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 2.0000006770715117e-06], ["value", "--- :wibble\n"], ["created_at", "2019-12-21 00:20:05.773377"]]
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   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.1ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."id" = ? LIMIT ?  [["id", 1], ["LIMIT", 1]]
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   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.3ms)  INSERT INTO "lab_tech_experiments" ("name") VALUES (?)  [["name", "wibble"]]
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   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "percent_enabled" = ? WHERE "lab_tech_experiments"."id" = ?  [["percent_enabled", 100], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.2ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 1.4551915228366852e-11], ["speedup_factor", 1.0000145520161818], ["created_at", "2019-12-21 00:20:05.780495"], ["control_duration", 1.00000761449337e-06], ["candidate_duration", 9.999930625781417e-07]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 1.00000761449337e-06], ["value", "--- :wibble\n"], ["created_at", "2019-12-21 00:20:05.781501"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 9.999930625781417e-07], ["value", "--- :wibble\n"], ["created_at", "2019-12-21 00:20:05.782357"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["time_delta", 1.4551915228366852e-11], ["speedup_factor", 1.0000145520161818], ["created_at", "2019-12-21 00:20:05.784791"], ["control_duration", 1.00000761449337e-06], ["candidate_duration", 9.999930625781417e-07]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 2], ["name", "control"], ["duration", 1.00000761449337e-06], ["value", "--- :wibble\n"], ["created_at", "2019-12-21 00:20:05.785786"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 2], ["name", "candidate"], ["duration", 9.999930625781417e-07], ["value", "--- :florp\n"], ["created_at", "2019-12-21 00:20:05.787085"]]
  LabTech::Observation Load (0.1ms)  SELECT "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control')  [["result_id", 2]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "other_error_count" = COALESCE("other_error_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.1ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "raised_error", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["raised_error", "t"], ["time_delta", -1.8000006093643606e-05], ["speedup_factor", -19.000130968145637], ["created_at", "2019-12-21 00:20:05.791801"], ["control_duration", 9.999930625781417e-07], ["candidate_duration", 1.8999999156221747e-05]]
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  SQL (0.2ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "exception_class", "exception_message", "exception_backtrace", "created_at") VALUES (?, ?, ?, ?, ?, ?, ?)  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  LabTech::Observation Load (0.1ms)  SELECT "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control')  [["result_id", 3]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "other_error_count" = COALESCE("other_error_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
  LabTech::Result Exists (0.1ms)  SELECT  1 AS one FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? LIMIT ?  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "f"], ["LIMIT", 1]]
  LabTech::Result Exists (0.1ms)  SELECT  1 AS one FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? LIMIT ?  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "f"], ["LIMIT", 1]]
  LabTech::Result Load (0.1ms)  SELECT "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "f"]]
  LabTech::Observation Load (0.1ms)  SELECT "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = 2
  LabTech::Observation Load (0.1ms)  SELECT "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control')  [["result_id", 2]]
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 2], ["LIMIT", 1]]
   (0.3ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.3ms)  INSERT INTO "lab_tech_experiments" ("name") VALUES (?)  [["name", "wibble"]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "percent_enabled" = ? WHERE "lab_tech_experiments"."id" = ?  [["percent_enabled", 100], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.2ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", -4.0000013541430235e-06], ["created_at", "2019-12-21 00:20:05.807593"], ["control_duration", 0.0], ["candidate_duration", 4.0000013541430235e-06]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 0.0], ["value", "--- :wibble\n"], ["created_at", "2019-12-21 00:20:05.808590"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 4.0000013541430235e-06], ["value", "--- :wibble\n"], ["created_at", "2019-12-21 00:20:05.809385"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["time_delta", 0.0], ["speedup_factor", 0.0], ["created_at", "2019-12-21 00:20:05.811577"], ["control_duration", 1.00000761449337e-06], ["candidate_duration", 1.00000761449337e-06]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 2], ["name", "control"], ["duration", 1.00000761449337e-06], ["value", "--- :wibble\n"], ["created_at", "2019-12-21 00:20:05.812333"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 2], ["name", "candidate"], ["duration", 1.00000761449337e-06], ["value", "--- :florp\n"], ["created_at", "2019-12-21 00:20:05.812986"]]
  LabTech::Observation Load (0.1ms)  SELECT "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control')  [["result_id", 2]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "other_error_count" = COALESCE("other_error_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "raised_error", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["raised_error", "t"], ["time_delta", -7.999988156370819e-06], ["created_at", "2019-12-21 00:20:05.815634"], ["control_duration", 0.0], ["candidate_duration", 7.999988156370819e-06]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 3], ["name", "control"], ["duration", 0.0], ["value", "--- :wibble\n"], ["created_at", "2019-12-21 00:20:05.816356"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "exception_class", "exception_message", "exception_backtrace", "created_at") VALUES (?, ?, ?, ?, ?, ?, ?)  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  LabTech::Observation Load (0.1ms)  SELECT "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control')  [["result_id", 3]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "other_error_count" = COALESCE("other_error_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
  LabTech::Result Exists (0.1ms)  SELECT  1 AS one FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND (name != 'control') WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND (lab_tech_observations.exception_class != "Timeout::Error") LIMIT ?  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"], ["LIMIT", 1]]
  LabTech::Result Exists (0.1ms)  SELECT  1 AS one FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND (name != 'control') WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND (lab_tech_observations.exception_class != "Timeout::Error") LIMIT ?  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"], ["LIMIT", 1]]
  LabTech::Result Load (0.1ms)  SELECT "lab_tech_results".* FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND (name != 'control') WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND (lab_tech_observations.exception_class != "Timeout::Error")  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"]]
  LabTech::Observation Load (0.1ms)  SELECT "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control')  [["result_id", 3]]
   (0.3ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.3ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.2ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "raised_error", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["raised_error", "t"], ["time_delta", -8.999995770864189e-06], ["speedup_factor", -9.99992724097788], ["created_at", "2019-12-21 00:20:05.830374"], ["control_duration", 1.00000761449337e-06], ["candidate_duration", 1.0000003385357559e-05]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 1.00000761449337e-06], ["value", "--- :wibble\n"], ["created_at", "2019-12-21 00:20:05.831247"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "exception_class", "exception_message", "exception_backtrace", "created_at") VALUES (?, ?, ?, ?, ?, ?, ?)  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  LabTech::Observation Load (0.1ms)  SELECT "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control')  [["result_id", 1]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "timed_out_count" = COALESCE("timed_out_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["LIMIT", 1]]
  LabTech::Observation Load (0.1ms)  SELECT "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control')  [["result_id", 1]]
  LabTech::Result Load (0.1ms)  SELECT "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["equivalent", "t"], ["raised_error", "f"]]
  LabTech::Result Load (0.1ms)  SELECT "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["equivalent", "f"], ["raised_error", "f"]]
  LabTech::Result Load (0.2ms)  SELECT "lab_tech_results".* FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND (name != 'control') WHERE "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND (lab_tech_observations.exception_class = "Timeout::Error")  [["equivalent", "f"], ["raised_error", "t"]]
  LabTech::Result Load (0.2ms)  SELECT "lab_tech_results".* FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND (name != 'control') WHERE "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND (lab_tech_observations.exception_class != "Timeout::Error")  [["equivalent", "f"], ["raised_error", "t"]]
  LabTech::Result Load (0.2ms)  SELECT "lab_tech_results".* FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND (name != 'control') WHERE "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND (lab_tech_observations.exception_class = "Timeout::Error")  [["equivalent", "f"], ["raised_error", "t"]]
   (0.4ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.1ms)  SAVEPOINT active_record_1
  SQL (0.3ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_observations"
   (0.0ms)  SELECT COUNT(*) FROM "lab_tech_results"
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.2ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["time_delta", 2.0000006770715117e-06], ["created_at", "2019-12-21 00:20:05.844931"], ["control_duration", 2.0000006770715117e-06], ["candidate_duration", 0.0]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 2.0000006770715117e-06], ["value", "--- :wibble\n"], ["created_at", "2019-12-21 00:20:05.845920"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 0.0], ["value", "--- :wobble\n"], ["created_at", "2019-12-21 00:20:05.846715"]]
  LabTech::Observation Load (0.1ms)  SELECT "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control')  [["result_id", 1]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "other_error_count" = COALESCE("other_error_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
   (0.0ms)  SELECT COUNT(*) FROM "lab_tech_results"
   (0.0ms)  SELECT COUNT(*) FROM "lab_tech_observations"
  LabTech::Result Load (0.0ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["LIMIT", 1]]
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 1], ["LIMIT", 1]]
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 1], ["LIMIT", 1]]
   (0.3ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.4ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.1ms)  SAVEPOINT active_record_1
  SQL (0.3ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "raised_error", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["raised_error", "t"], ["time_delta", -1.4000004739500582e-05], ["created_at", "2019-12-21 00:20:05.855874"], ["control_duration", 0.0], ["candidate_duration", 1.4000004739500582e-05]]
  SQL (0.2ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 0.0], ["value", "--- :wibble\n"], ["created_at", "2019-12-21 00:20:05.857309"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "exception_class", "exception_message", "exception_backtrace", "created_at") VALUES (?, ?, ?, ?, ?, ?, ?)  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  LabTech::Observation Load (0.1ms)  SELECT "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control')  [["result_id", 1]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "other_error_count" = COALESCE("other_error_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.0ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["LIMIT", 1]]
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 1], ["LIMIT", 1]]
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 1], ["LIMIT", 1]]
  LabTech::Observation Load (0.1ms)  SELECT "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control')  [["result_id", 1]]
   (0.4ms)  rollback transaction
   (0.1ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.4ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.1ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.2ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 2.0000006770715117e-06], ["created_at", "2019-12-21 00:20:05.866464"], ["control_duration", 2.0000006770715117e-06], ["candidate_duration", 0.0]]
  SQL (0.2ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 2.0000006770715117e-06], ["value", "--- :wibble\n"], ["created_at", "2019-12-21 00:20:05.867465"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 0.0], ["value", "--- :WIBBLE\n"], ["created_at", "2019-12-21 00:20:05.868320"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.0ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["LIMIT", 1]]
   (0.4ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.1ms)  SAVEPOINT active_record_1
  SQL (0.4ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.2ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "raised_error", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["raised_error", "t"], ["time_delta", -1.5999990864656866e-05], ["speedup_factor", -16.999869033760188], ["created_at", "2019-12-21 00:20:05.874334"], ["control_duration", 1.00000761449337e-06], ["candidate_duration", 1.6999998479150236e-05]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 1.00000761449337e-06], ["value", "--- :wibble\n"], ["created_at", "2019-12-21 00:20:05.875393"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "exception_class", "exception_message", "exception_backtrace", "created_at") VALUES (?, ?, ?, ?, ?, ?, ?)  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  LabTech::Observation Load (0.1ms)  SELECT "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control')  [["result_id", 1]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "timed_out_count" = COALESCE("timed_out_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.0ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["LIMIT", 1]]
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 1], ["LIMIT", 1]]
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 1], ["LIMIT", 1]]
  LabTech::Observation Load (0.1ms)  SELECT "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control')  [["result_id", 1]]
  LabTech::Result Load (0.2ms)  SELECT "lab_tech_results".* FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND (name != 'control') WHERE "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND (lab_tech_observations.exception_class = "Timeout::Error")  [["equivalent", "f"], ["raised_error", "t"]]
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   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.3ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.2ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["time_delta", 0.5], ["created_at", "2019-12-21 00:20:05.884429"], ["control_duration", 0.5], ["candidate_duration", 0.0]]
  SQL (0.2ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 0.5], ["value", "--- :wibble\n"], ["created_at", "2019-12-21 00:20:05.885418"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 0.0], ["value", "--- :wobble\n"], ["created_at", "2019-12-21 00:20:05.886333"]]
  LabTech::Observation Load (0.1ms)  SELECT "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control')  [["result_id", 1]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "other_error_count" = COALESCE("other_error_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.0ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["LIMIT", 1]]
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 1], ["LIMIT", 1]]
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 1], ["LIMIT", 1]]
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   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.4ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.2ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["time_delta", -0.5], ["speedup_factor", -2.0], ["created_at", "2019-12-21 00:20:05.893799"], ["control_duration", 0.5], ["candidate_duration", 1.0]]
  SQL (0.2ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 0.5], ["value", "--- :wibble\n"], ["created_at", "2019-12-21 00:20:05.894818"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 1.0], ["value", "--- :wobble\n"], ["created_at", "2019-12-21 00:20:05.895656"]]
  LabTech::Observation Load (0.1ms)  SELECT "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control')  [["result_id", 1]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "other_error_count" = COALESCE("other_error_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.0ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["LIMIT", 1]]
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 1], ["LIMIT", 1]]
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 1], ["LIMIT", 1]]
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   (0.1ms)  begin transaction
   (0.1ms)  SAVEPOINT active_record_1
  SQL (0.5ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.1ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.1ms)  SAVEPOINT active_record_1
  SQL (0.7ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["time_delta", 0.0], ["created_at", "2019-12-21 00:20:05.903809"], ["control_duration", 0.0], ["candidate_duration", 0.0]]
  SQL (0.3ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 0.0], ["value", "--- :wibble\n"], ["created_at", "2019-12-21 00:20:05.905851"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 0.0], ["value", "--- :wobble\n"], ["created_at", "2019-12-21 00:20:05.907042"]]
  LabTech::Observation Load (0.1ms)  SELECT "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control')  [["result_id", 1]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "other_error_count" = COALESCE("other_error_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.0ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["LIMIT", 1]]
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 1], ["LIMIT", 1]]
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 1], ["LIMIT", 1]]
   (0.4ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.3ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.2ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["time_delta", 0.0], ["speedup_factor", 0.0], ["created_at", "2019-12-21 00:20:05.914100"], ["control_duration", 0.5], ["candidate_duration", 0.5]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 0.5], ["value", "--- :wibble\n"], ["created_at", "2019-12-21 00:20:05.914977"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 0.5], ["value", "--- :wobble\n"], ["created_at", "2019-12-21 00:20:05.915672"]]
  LabTech::Observation Load (0.1ms)  SELECT "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control')  [["result_id", 1]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "other_error_count" = COALESCE("other_error_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.0ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["LIMIT", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control')  [["result_id", 1]]
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 1], ["LIMIT", 1]]
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 1], ["LIMIT", 1]]
   (0.3ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.5ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.1ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.2ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["time_delta", 0.0], ["speedup_factor", 0.0], ["created_at", "2019-12-21 00:20:05.923353"], ["control_duration", 0.5], ["candidate_duration", 0.5]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 0.5], ["value", "--- :wibble\n"], ["created_at", "2019-12-21 00:20:05.924323"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 0.5], ["value", "--- :wobble\n"], ["created_at", "2019-12-21 00:20:05.925061"]]
  LabTech::Observation Load (0.1ms)  SELECT "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control')  [["result_id", 1]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "other_error_count" = COALESCE("other_error_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.0ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["LIMIT", 1]]
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 1], ["LIMIT", 1]]
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 1], ["LIMIT", 1]]
   (0.3ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.3ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.2ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 1.4551915228366852e-11], ["speedup_factor", 1.0000145520161818], ["created_at", "2019-12-21 00:20:05.931705"], ["control_duration", 1.00000761449337e-06], ["candidate_duration", 9.999930625781417e-07]]
  SQL (0.2ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:05.932730"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 9.999930625781417e-07], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:05.933550"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "time_delta" = NULL, "speedup_factor" = NULL WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."id" = ? LIMIT ?  [["id", 1], ["LIMIT", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SAVEPOINT active_record_1
   (0.1ms)  SELECT MIN("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT MAX("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND (name != 'control') WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND (lab_tech_observations.exception_class = "Timeout::Error")  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND (name != 'control') WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND (lab_tech_observations.exception_class != "Timeout::Error")  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"]]
   (0.1ms)  SELECT "lab_tech_results"."time_delta", "lab_tech_results"."speedup_factor" FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
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   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.4ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.3ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 1.4551915228366852e-11], ["speedup_factor", 1.0000145520161818], ["created_at", "2019-12-21 00:20:05.952204"], ["control_duration", 1.00000761449337e-06], ["candidate_duration", 9.999930625781417e-07]]
  SQL (0.2ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:05.953485"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 9.999930625781417e-07], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:05.954686"]]
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   (0.0ms)  RELEASE SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "time_delta" = NULL, "speedup_factor" = NULL WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."id" = ? LIMIT ?  [["id", 1], ["LIMIT", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SAVEPOINT active_record_1
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   (0.0ms)  SELECT MAX("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND (name != 'control') WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND (lab_tech_observations.exception_class = "Timeout::Error")  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND (name != 'control') WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND (lab_tech_observations.exception_class != "Timeout::Error")  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"]]
   (0.0ms)  SELECT "lab_tech_results"."time_delta", "lab_tech_results"."speedup_factor" FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
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   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.3ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.1ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.3ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "raised_error", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["raised_error", "t"], ["time_delta", -7.999988156370819e-06], ["speedup_factor", -4.999992724044849], ["created_at", "2019-12-21 00:20:05.965276"], ["control_duration", 2.0000006770715117e-06], ["candidate_duration", 9.99998883344233e-06]]
  SQL (0.2ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 2.0000006770715117e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:05.974642"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "exception_class", "exception_message", "exception_backtrace", "created_at") VALUES (?, ?, ?, ?, ?, ?, ?)  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  LabTech::Observation Load (0.1ms)  SELECT "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control')  [["result_id", 1]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "other_error_count" = COALESCE("other_error_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."id" = ? LIMIT ?  [["id", 1], ["LIMIT", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SAVEPOINT active_record_1
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   (0.0ms)  SELECT MAX("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
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   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND (name != 'control') WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND (lab_tech_observations.exception_class = "Timeout::Error")  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND (name != 'control') WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND (lab_tech_observations.exception_class != "Timeout::Error")  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"]]
   (0.0ms)  SELECT "lab_tech_results"."time_delta", "lab_tech_results"."speedup_factor" FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
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  SQL (0.3ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.2ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "raised_error", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["raised_error", "t"], ["time_delta", -8.000002708286047e-06], ["speedup_factor", -5.0], ["created_at", "2019-12-21 00:20:05.985823"], ["control_duration", 2.0000006770715117e-06], ["candidate_duration", 1.0000003385357559e-05]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 2.0000006770715117e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:05.986771"]]
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  LabTech::Observation Load (0.1ms)  SELECT "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control')  [["result_id", 1]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "timed_out_count" = COALESCE("timed_out_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."id" = ? LIMIT ?  [["id", 1], ["LIMIT", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SAVEPOINT active_record_1
   (0.0ms)  SELECT MIN("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SELECT MAX("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND (name != 'control') WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND (lab_tech_observations.exception_class = "Timeout::Error")  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND (name != 'control') WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND (lab_tech_observations.exception_class != "Timeout::Error")  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"]]
   (0.0ms)  SELECT "lab_tech_results"."time_delta", "lab_tech_results"."speedup_factor" FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
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   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.3ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Exists (0.1ms)  SELECT  1 AS one FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."id" = ? LIMIT ?  [["id", 1], ["LIMIT", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.2ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.3ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.2ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["time_delta", 9.999930625781417e-07], ["created_at", "2019-12-21 00:20:05.999283"], ["control_duration", 9.999930625781417e-07], ["candidate_duration", 0.0]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 9.999930625781417e-07], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.000103"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 0.0], ["value", "--- bar\n"], ["created_at", "2019-12-21 00:20:06.000799"]]
  LabTech::Observation Load (0.1ms)  SELECT "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control')  [["result_id", 1]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "other_error_count" = COALESCE("other_error_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."id" = ? LIMIT ?  [["id", 1], ["LIMIT", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SAVEPOINT active_record_1
   (0.0ms)  SELECT MIN("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SELECT MAX("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND (name != 'control') WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND (lab_tech_observations.exception_class = "Timeout::Error")  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND (name != 'control') WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND (lab_tech_observations.exception_class != "Timeout::Error")  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"]]
   (0.0ms)  SELECT "lab_tech_results"."time_delta", "lab_tech_results"."speedup_factor" FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
   (0.3ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.3ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.2ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", -2.0000006770715117e-06], ["created_at", "2019-12-21 00:20:06.010564"], ["control_duration", 0.0], ["candidate_duration", 2.0000006770715117e-06]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.011424"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 2.0000006770715117e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.012130"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 0.0030516], ["candidate_duration", 0.00306088], ["speedup_factor", -1.0030410276576223], ["time_delta", -9.280000000000399e-06], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.0030516], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.00306088], ["id", 2]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.2ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 1.00000761449337e-06], ["created_at", "2019-12-21 00:20:06.018856"], ["control_duration", 1.00000761449337e-06], ["candidate_duration", 0.0]]
  SQL (0.2ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 2], ["name", "control"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.020348"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 2], ["name", "candidate"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.021696"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 0.000261548], ["candidate_duration", 0.00220928], ["speedup_factor", -8.446938993989631], ["time_delta", -0.0019477320000000002], ["id", 2]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 2], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.000261548], ["id", 3]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 2], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.00220928], ["id", 4]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 1.00000761449337e-06], ["created_at", "2019-12-21 00:20:06.028139"], ["control_duration", 1.00000761449337e-06], ["candidate_duration", 0.0]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 3], ["name", "control"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.028841"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 3], ["name", "candidate"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.029448"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 0.000781327], ["candidate_duration", 0.00279742], ["speedup_factor", -3.5803447212242765], ["time_delta", -0.002016093], ["id", 3]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 3], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.000781327], ["id", 5]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 3], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.00279742], ["id", 6]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 1.00000761449337e-06], ["created_at", "2019-12-21 00:20:06.035134"], ["control_duration", 1.00000761449337e-06], ["candidate_duration", 0.0]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 4], ["name", "control"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.035819"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 4], ["name", "candidate"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.036431"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 0.00201508], ["candidate_duration", 0.002386], ["speedup_factor", -1.1840720963931954], ["time_delta", -0.0003709200000000003], ["id", 4]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 4], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.00201508], ["id", 7]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 4], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.002386], ["id", 8]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 1.00000761449337e-06], ["created_at", "2019-12-21 00:20:06.042117"], ["control_duration", 1.00000761449337e-06], ["candidate_duration", 0.0]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 5], ["name", "control"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.042785"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 5], ["name", "candidate"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.043395"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 0.000593603], ["candidate_duration", 0.00275979], ["speedup_factor", -4.6492184170228255], ["time_delta", -0.002166187], ["id", 5]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 5], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.000593603], ["id", 9]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 5], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.00275979], ["id", 10]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", -9.999930625781417e-07], ["created_at", "2019-12-21 00:20:06.049009"], ["control_duration", 0.0], ["candidate_duration", 9.999930625781417e-07]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 6], ["name", "control"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.049696"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 6], ["name", "candidate"], ["duration", 9.999930625781417e-07], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.050311"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 0.000259521], ["candidate_duration", 0.0021131], ["speedup_factor", -8.142308329576412], ["time_delta", -0.0018535790000000002], ["id", 6]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 6], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.000259521], ["id", 11]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 6], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.0021131], ["id", 12]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 1.00000761449337e-06], ["created_at", "2019-12-21 00:20:06.056017"], ["control_duration", 1.00000761449337e-06], ["candidate_duration", 0.0]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 7], ["name", "control"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.056705"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 7], ["name", "candidate"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.057363"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 0.000673067], ["candidate_duration", 0.00250636], ["speedup_factor", -3.7237897564432667], ["time_delta", -0.0018332930000000002], ["id", 7]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 7], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.000673067], ["id", 13]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 7], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.00250636], ["id", 14]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 1.00000761449337e-06], ["created_at", "2019-12-21 00:20:06.063165"], ["control_duration", 1.00000761449337e-06], ["candidate_duration", 0.0]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 8], ["name", "control"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.063870"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 8], ["name", "candidate"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.064493"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 0.00229586], ["candidate_duration", 0.00285059], ["speedup_factor", -1.2416218758983564], ["time_delta", -0.0005547300000000002], ["id", 8]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 8], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.00229586], ["id", 15]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 8], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.00285059], ["id", 16]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", -1.00000761449337e-06], ["created_at", "2019-12-21 00:20:06.070250"], ["control_duration", 0.0], ["candidate_duration", 1.00000761449337e-06]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 9], ["name", "control"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.070947"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 9], ["name", "candidate"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.071572"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 0.002911], ["candidate_duration", 0.00275513], ["speedup_factor", 1.0565744629110059], ["time_delta", 0.0001558699999999998], ["id", 9]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 9], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.002911], ["id", 17]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 9], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.00275513], ["id", 18]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", -9.999930625781417e-07], ["created_at", "2019-12-21 00:20:06.077347"], ["control_duration", 0.0], ["candidate_duration", 9.999930625781417e-07]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 10], ["name", "control"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.078066"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 10], ["name", "candidate"], ["duration", 9.999930625781417e-07], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.078704"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 0.00275274], ["candidate_duration", 0.00251802], ["speedup_factor", 1.0932160983629995], ["time_delta", 0.0002347199999999999], ["id", 10]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 10], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.00275274], ["id", 19]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 10], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.00251802], ["id", 20]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", -1.00000761449337e-06], ["created_at", "2019-12-21 00:20:06.084512"], ["control_duration", 0.0], ["candidate_duration", 1.00000761449337e-06]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 11], ["name", "control"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.085198"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 11], ["name", "candidate"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.085828"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 0.000236285], ["candidate_duration", 0.00198174], ["speedup_factor", -8.387074930698098], ["time_delta", -0.0017454550000000001], ["id", 11]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 11], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.000236285], ["id", 21]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 11], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.00198174], ["id", 22]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 9.999930625781417e-07], ["created_at", "2019-12-21 00:20:06.091629"], ["control_duration", 9.999930625781417e-07], ["candidate_duration", 0.0]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 12], ["name", "control"], ["duration", 9.999930625781417e-07], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.092295"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 12], ["name", "candidate"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.092961"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 0.000225291], ["candidate_duration", 0.00257419], ["speedup_factor", -11.426066731471742], ["time_delta", -0.002348899], ["id", 12]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 12], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.000225291], ["id", 23]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 12], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.00257419], ["id", 24]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", -9.999930625781417e-07], ["created_at", "2019-12-21 00:20:06.098820"], ["control_duration", 0.0], ["candidate_duration", 9.999930625781417e-07]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 13], ["name", "control"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.099518"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 13], ["name", "candidate"], ["duration", 9.999930625781417e-07], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.100159"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 0.000356831], ["candidate_duration", 0.00244557], ["speedup_factor", -6.853580546533234], ["time_delta", -0.002088739], ["id", 13]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 13], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.000356831], ["id", 25]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 13], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.00244557], ["id", 26]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 0.0], ["speedup_factor", 0.0], ["created_at", "2019-12-21 00:20:06.105954"], ["control_duration", 1.00000761449337e-06], ["candidate_duration", 1.00000761449337e-06]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 14], ["name", "control"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.106680"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 14], ["name", "candidate"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.107324"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 0.000287118], ["candidate_duration", 0.00248476], ["speedup_factor", -8.654142199374473], ["time_delta", -0.002197642], ["id", 14]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 14], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.000287118], ["id", 27]]
   (0.1ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 14], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.00248476], ["id", 28]]
   (0.1ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 9.999930625781417e-07], ["created_at", "2019-12-21 00:20:06.114550"], ["control_duration", 9.999930625781417e-07], ["candidate_duration", 0.0]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 15], ["name", "control"], ["duration", 9.999930625781417e-07], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.115292"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 15], ["name", "candidate"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.115990"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 0.000556486], ["candidate_duration", 0.00261352], ["speedup_factor", -4.696470351455382], ["time_delta", -0.0020570339999999997], ["id", 15]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 15], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.000556486], ["id", 29]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 15], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.00261352], ["id", 30]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 9.999930625781417e-07], ["speedup_factor", 1.9999854481955763], ["created_at", "2019-12-21 00:20:06.128227"], ["control_duration", 2.0000006770715117e-06], ["candidate_duration", 1.00000761449337e-06]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 16], ["name", "control"], ["duration", 2.0000006770715117e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.128931"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 16], ["name", "candidate"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.129544"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 0.00237066], ["candidate_duration", 0.00265087], ["speedup_factor", -1.1181991512912015], ["time_delta", -0.0002802099999999999], ["id", 16]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 16], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.00237066], ["id", 31]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 16], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.00265087], ["id", 32]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 0.0], ["speedup_factor", 0.0], ["created_at", "2019-12-21 00:20:06.135257"], ["control_duration", 1.00000761449337e-06], ["candidate_duration", 1.00000761449337e-06]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 17], ["name", "control"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.135948"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 17], ["name", "candidate"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.136566"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 0.00183386], ["candidate_duration", 0.00211302], ["speedup_factor", -1.1522253607145585], ["time_delta", -0.0002791600000000001], ["id", 17]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 17], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.00183386], ["id", 33]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 17], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.00211302], ["id", 34]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 9.999930625781417e-07], ["created_at", "2019-12-21 00:20:06.142346"], ["control_duration", 9.999930625781417e-07], ["candidate_duration", 0.0]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 18], ["name", "control"], ["duration", 9.999930625781417e-07], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.143044"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 18], ["name", "candidate"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.143674"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 0.00296087], ["candidate_duration", 0.00294441], ["speedup_factor", 1.0055902540746702], ["time_delta", 1.6459999999999825e-05], ["id", 18]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 18], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.00296087], ["id", 35]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 18], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.00294441], ["id", 36]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 2.0000006770715117e-06], ["created_at", "2019-12-21 00:20:06.149656"], ["control_duration", 2.0000006770715117e-06], ["candidate_duration", 0.0]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 19], ["name", "control"], ["duration", 2.0000006770715117e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.150361"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 19], ["name", "candidate"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.151001"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 0.00031988], ["candidate_duration", 0.00323599], ["speedup_factor", -10.116262348380642], ["time_delta", -0.00291611], ["id", 19]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 19], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.00031988], ["id", 37]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 19], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.00323599], ["id", 38]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."id" = ? LIMIT ?  [["id", 1], ["LIMIT", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SAVEPOINT active_record_1
   (0.0ms)  SELECT MIN("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SELECT MAX("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND (name != 'control') WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND (lab_tech_observations.exception_class = "Timeout::Error")  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND (name != 'control') WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND (lab_tech_observations.exception_class != "Timeout::Error")  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"]]
   (0.0ms)  SELECT "lab_tech_results"."time_delta", "lab_tech_results"."speedup_factor" FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
   (0.2ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.3ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.2ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", -9.999930625781417e-07], ["speedup_factor", -1.9999854481955763], ["created_at", "2019-12-21 00:20:06.166448"], ["control_duration", 1.00000761449337e-06], ["candidate_duration", 2.0000006770715117e-06]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.167572"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 2.0000006770715117e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.168510"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 1.0], ["candidate_duration", 1.0], ["speedup_factor", 0.0], ["time_delta", 0.0], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.2ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.0], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.0], ["id", 2]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.0ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" ASC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 1], ["LIMIT", 1]]
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 1], ["LIMIT", 1]]
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."id" = ? LIMIT ?  [["id", 1], ["LIMIT", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SAVEPOINT active_record_1
   (0.0ms)  SELECT MIN("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SELECT MAX("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND (name != 'control') WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND (lab_tech_observations.exception_class = "Timeout::Error")  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND (name != 'control') WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND (lab_tech_observations.exception_class != "Timeout::Error")  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"]]
   (0.0ms)  SELECT "lab_tech_results"."time_delta", "lab_tech_results"."speedup_factor" FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
   (0.3ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.1ms)  SAVEPOINT active_record_1
  SQL (0.4ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.2ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 1.00000761449337e-06], ["created_at", "2019-12-21 00:20:06.185175"], ["control_duration", 1.00000761449337e-06], ["candidate_duration", 0.0]]
  SQL (0.2ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.186170"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.187017"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.1ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 1.0], ["candidate_duration", 1.0], ["speedup_factor", 0.0], ["time_delta", 0.0], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.0], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.0], ["id", 2]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.0ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" ASC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 1], ["LIMIT", 1]]
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 1], ["LIMIT", 1]]
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."id" = ? LIMIT ?  [["id", 1], ["LIMIT", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SAVEPOINT active_record_1
   (0.0ms)  SELECT MIN("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SELECT MAX("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND (name != 'control') WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND (lab_tech_observations.exception_class = "Timeout::Error")  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND (name != 'control') WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND (lab_tech_observations.exception_class != "Timeout::Error")  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"]]
   (0.0ms)  SELECT "lab_tech_results"."time_delta", "lab_tech_results"."speedup_factor" FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
   (0.3ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.3ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.2ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", -1.00000761449337e-06], ["speedup_factor", -2.000014552016182], ["created_at", "2019-12-21 00:20:06.201665"], ["control_duration", 9.999930625781417e-07], ["candidate_duration", 2.0000006770715117e-06]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 9.999930625781417e-07], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.202708"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 2.0000006770715117e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.203559"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.1ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 1.0], ["candidate_duration", 10.0], ["speedup_factor", -10.0], ["time_delta", -9.0], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.0], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 10.0], ["id", 2]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.0ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" ASC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 1], ["LIMIT", 1]]
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 1], ["LIMIT", 1]]
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."id" = ? LIMIT ?  [["id", 1], ["LIMIT", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SAVEPOINT active_record_1
   (0.0ms)  SELECT MIN("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SELECT MAX("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND (name != 'control') WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND (lab_tech_observations.exception_class = "Timeout::Error")  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND (name != 'control') WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND (lab_tech_observations.exception_class != "Timeout::Error")  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"]]
   (0.0ms)  SELECT "lab_tech_results"."time_delta", "lab_tech_results"."speedup_factor" FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
   (0.2ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.4ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.3ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", -2.0000006770715117e-06], ["created_at", "2019-12-21 00:20:06.218862"], ["control_duration", 0.0], ["candidate_duration", 2.0000006770715117e-06]]
  SQL (0.2ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.220061"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 2.0000006770715117e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.221089"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.1ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 1.7367], ["candidate_duration", 0.15918569372771518], ["speedup_factor", 10.9099], ["time_delta", 1.5775143062722847], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.7367], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.15918569372771518], ["id", 2]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", -2.0000006770715117e-06], ["created_at", "2019-12-21 00:20:06.228940"], ["control_duration", 0.0], ["candidate_duration", 2.0000006770715117e-06]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 2], ["name", "control"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.229794"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 2], ["name", "candidate"], ["duration", 2.0000006770715117e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.230533"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 0.0642], ["candidate_duration", 0.20661485999999998], ["speedup_factor", -3.2183], ["time_delta", -0.14241485999999998], ["id", 2]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 2], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.0642], ["id", 3]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 2], ["LIMIT", 1]]
   (0.1ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.20661485999999998], ["id", 4]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 2.0000006770715117e-06], ["created_at", "2019-12-21 00:20:06.237880"], ["control_duration", 2.0000006770715117e-06], ["candidate_duration", 0.0]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 3], ["name", "control"], ["duration", 2.0000006770715117e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.238856"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 3], ["name", "candidate"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.239675"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 0.0702], ["candidate_duration", 0.07656012], ["speedup_factor", -1.0906], ["time_delta", -0.006360119999999997], ["id", 3]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 3], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.0702], ["id", 5]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 3], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.07656012], ["id", 6]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 0.0], ["speedup_factor", 0.0], ["created_at", "2019-12-21 00:20:06.246078"], ["control_duration", 1.00000761449337e-06], ["candidate_duration", 1.00000761449337e-06]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 4], ["name", "control"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.246782"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 4], ["name", "candidate"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.247391"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 0.0552], ["candidate_duration", 0.04962689921783691], ["speedup_factor", 1.1123], ["time_delta", 0.005573100782163089], ["id", 4]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 4], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.0552], ["id", 7]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 4], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.04962689921783691], ["id", 8]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", -9.999930625781417e-07], ["created_at", "2019-12-21 00:20:06.253093"], ["control_duration", 0.0], ["candidate_duration", 9.999930625781417e-07]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 5], ["name", "control"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.253779"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 5], ["name", "candidate"], ["duration", 9.999930625781417e-07], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.254409"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 0.0539], ["candidate_duration", 0.045647018970189704], ["speedup_factor", 1.1808], ["time_delta", 0.0082529810298103], ["id", 5]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 5], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.0539], ["id", 9]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 5], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.045647018970189704], ["id", 10]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", -1.00000761449337e-06], ["created_at", "2019-12-21 00:20:06.260172"], ["control_duration", 0.0], ["candidate_duration", 1.00000761449337e-06]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 6], ["name", "control"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.260860"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 6], ["name", "candidate"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.261470"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 0.0554], ["candidate_duration", 0.06243026], ["speedup_factor", -1.1269], ["time_delta", -0.0070302600000000035], ["id", 6]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 6], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.0554], ["id", 11]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 6], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.06243026], ["id", 12]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."id" = ? LIMIT ?  [["id", 1], ["LIMIT", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SAVEPOINT active_record_1
   (0.0ms)  SELECT MIN("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SELECT MAX("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND (name != 'control') WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND (lab_tech_observations.exception_class = "Timeout::Error")  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND (name != 'control') WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND (lab_tech_observations.exception_class != "Timeout::Error")  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"]]
   (0.0ms)  SELECT "lab_tech_results"."time_delta", "lab_tech_results"."speedup_factor" FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
   (0.3ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.3ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.2ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 2.0000006770715117e-06], ["created_at", "2019-12-21 00:20:06.281707"], ["control_duration", 2.0000006770715117e-06], ["candidate_duration", 0.0]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 2.0000006770715117e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.282531"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.283448"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.2ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 1.0], ["candidate_duration", 0.1], ["speedup_factor", 10.0], ["time_delta", 0.9], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.0], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.1], ["id", 2]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" ASC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 1], ["LIMIT", 1]]
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 1], ["LIMIT", 1]]
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."id" = ? LIMIT ?  [["id", 1], ["LIMIT", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SAVEPOINT active_record_1
   (0.0ms)  SELECT MIN("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SELECT MAX("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND (name != 'control') WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND (lab_tech_observations.exception_class = "Timeout::Error")  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND (name != 'control') WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND (lab_tech_observations.exception_class != "Timeout::Error")  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"]]
   (0.0ms)  SELECT "lab_tech_results"."time_delta", "lab_tech_results"."speedup_factor" FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
   (0.3ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.3ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.2ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", -2.0000006770715117e-06], ["created_at", "2019-12-21 00:20:06.299675"], ["control_duration", 0.0], ["candidate_duration", 2.0000006770715117e-06]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.300635"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 2.0000006770715117e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.301429"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 1.0], ["candidate_duration", 10.0], ["speedup_factor", -10.0], ["time_delta", -9.0], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.0], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 10.0], ["id", 2]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", -1.4551915228366852e-11], ["speedup_factor", -1.0000145520161818], ["created_at", "2019-12-21 00:20:06.309288"], ["control_duration", 9.999930625781417e-07], ["candidate_duration", 1.00000761449337e-06]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 2], ["name", "control"], ["duration", 9.999930625781417e-07], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.310099"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 2], ["name", "candidate"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.310806"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 1.0], ["candidate_duration", 2.0], ["speedup_factor", -2.0], ["time_delta", -1.0], ["id", 2]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 2], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.0], ["id", 3]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 2], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 2.0], ["id", 4]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 2.0000006770715117e-06], ["created_at", "2019-12-21 00:20:06.317606"], ["control_duration", 2.0000006770715117e-06], ["candidate_duration", 0.0]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 3], ["name", "control"], ["duration", 2.0000006770715117e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.318393"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 3], ["name", "candidate"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.319067"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 1.0], ["candidate_duration", 1.0], ["speedup_factor", 0.0], ["time_delta", 0.0], ["id", 3]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 3], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.0], ["id", 5]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 3], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.0], ["id", 6]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 0.0], ["speedup_factor", 0.0], ["created_at", "2019-12-21 00:20:06.324974"], ["control_duration", 1.00000761449337e-06], ["candidate_duration", 1.00000761449337e-06]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 4], ["name", "control"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.325702"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 4], ["name", "candidate"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.326305"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 1.0], ["candidate_duration", 0.5], ["speedup_factor", 2.0], ["time_delta", 0.5], ["id", 4]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 4], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.0], ["id", 7]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 4], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.5], ["id", 8]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", -9.999930625781417e-07], ["created_at", "2019-12-21 00:20:06.332001"], ["control_duration", 0.0], ["candidate_duration", 9.999930625781417e-07]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 5], ["name", "control"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.332683"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 5], ["name", "candidate"], ["duration", 9.999930625781417e-07], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.333325"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 1.0], ["candidate_duration", 0.1], ["speedup_factor", 10.0], ["time_delta", 0.9], ["id", 5]]
   (0.1ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 5], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.0], ["id", 9]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 5], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.1], ["id", 10]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."id" = ? LIMIT ?  [["id", 1], ["LIMIT", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SAVEPOINT active_record_1
   (0.1ms)  SELECT MIN("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SELECT MAX("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND (name != 'control') WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND (lab_tech_observations.exception_class = "Timeout::Error")  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND (name != 'control') WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND (lab_tech_observations.exception_class != "Timeout::Error")  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"]]
   (0.1ms)  SELECT "lab_tech_results"."time_delta", "lab_tech_results"."speedup_factor" FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
   (0.2ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.3ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.2ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 2.0000006770715117e-06], ["created_at", "2019-12-21 00:20:06.349229"], ["control_duration", 2.0000006770715117e-06], ["candidate_duration", 0.0]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 2.0000006770715117e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.350103"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.350813"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 1.0], ["candidate_duration", 10.0], ["speedup_factor", -10.0], ["time_delta", -9.0], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.0], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.2ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 1], ["LIMIT", 1]]
   (0.1ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 10.0], ["id", 2]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", -9.999930625781417e-07], ["speedup_factor", -1.9999854481955763], ["created_at", "2019-12-21 00:20:06.358545"], ["control_duration", 1.00000761449337e-06], ["candidate_duration", 2.0000006770715117e-06]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 2], ["name", "control"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.359347"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 2], ["name", "candidate"], ["duration", 2.0000006770715117e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.360294"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 1.0], ["candidate_duration", 2.0], ["speedup_factor", -2.0], ["time_delta", -1.0], ["id", 2]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 2], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.0], ["id", 3]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 2], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 2.0], ["id", 4]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 1.00000761449337e-06], ["created_at", "2019-12-21 00:20:06.366091"], ["control_duration", 1.00000761449337e-06], ["candidate_duration", 0.0]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 3], ["name", "control"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.366770"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 3], ["name", "candidate"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.367386"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 1.0], ["candidate_duration", 1.0], ["speedup_factor", 0.0], ["time_delta", 0.0], ["id", 3]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 3], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.0], ["id", 5]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 3], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.0], ["id", 6]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 9.999930625781417e-07], ["created_at", "2019-12-21 00:20:06.373078"], ["control_duration", 9.999930625781417e-07], ["candidate_duration", 0.0]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 4], ["name", "control"], ["duration", 9.999930625781417e-07], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.373764"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 4], ["name", "candidate"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.374384"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 1.0], ["candidate_duration", 0.5], ["speedup_factor", 2.0], ["time_delta", 0.5], ["id", 4]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 4], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.0], ["id", 7]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 4], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.5], ["id", 8]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 2.0000006770715117e-06], ["created_at", "2019-12-21 00:20:06.380034"], ["control_duration", 2.0000006770715117e-06], ["candidate_duration", 0.0]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 5], ["name", "control"], ["duration", 2.0000006770715117e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.380722"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 5], ["name", "candidate"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.381336"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 1.0], ["candidate_duration", 0.1], ["speedup_factor", 10.0], ["time_delta", 0.9], ["id", 5]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 5], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.0], ["id", 9]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 5], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.1], ["id", 10]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."id" = ? LIMIT ?  [["id", 1], ["LIMIT", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SAVEPOINT active_record_1
   (0.0ms)  SELECT MIN("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SELECT MAX("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND (name != 'control') WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND (lab_tech_observations.exception_class = "Timeout::Error")  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND (name != 'control') WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND (lab_tech_observations.exception_class != "Timeout::Error")  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"]]
   (0.0ms)  SELECT "lab_tech_results"."time_delta", "lab_tech_results"."speedup_factor" FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
   (0.5ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.1ms)  SAVEPOINT active_record_1
  SQL (0.3ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.2ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 1.4551915228366852e-11], ["speedup_factor", 1.0000145520161818], ["created_at", "2019-12-21 00:20:06.393963"], ["control_duration", 1.00000761449337e-06], ["candidate_duration", 9.999930625781417e-07]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.394872"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 9.999930625781417e-07], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.395638"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 1.0], ["candidate_duration", 10.0], ["speedup_factor", -10.0], ["time_delta", -9.0], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.0], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 10.0], ["id", 2]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 0.0], ["speedup_factor", 0.0], ["created_at", "2019-12-21 00:20:06.401896"], ["control_duration", 1.00000761449337e-06], ["candidate_duration", 1.00000761449337e-06]]
  SQL (0.2ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 2], ["name", "control"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.403058"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 2], ["name", "candidate"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.404252"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 1.0], ["candidate_duration", 2.0], ["speedup_factor", -2.0], ["time_delta", -1.0], ["id", 2]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 2], ["LIMIT", 1]]
   (0.1ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.0], ["id", 3]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 2], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 2.0], ["id", 4]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 9.999930625781417e-07], ["speedup_factor", 1.9999854481955763], ["created_at", "2019-12-21 00:20:06.411197"], ["control_duration", 2.0000006770715117e-06], ["candidate_duration", 1.00000761449337e-06]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 3], ["name", "control"], ["duration", 2.0000006770715117e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.411893"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 3], ["name", "candidate"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.412523"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 1.0], ["candidate_duration", 1.0], ["speedup_factor", 0.0], ["time_delta", 0.0], ["id", 3]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 3], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.0], ["id", 5]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 3], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.0], ["id", 6]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", -1.4551915228366852e-11], ["speedup_factor", -1.0000145520161818], ["created_at", "2019-12-21 00:20:06.424374"], ["control_duration", 9.999930625781417e-07], ["candidate_duration", 1.00000761449337e-06]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 4], ["name", "control"], ["duration", 9.999930625781417e-07], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.425226"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 4], ["name", "candidate"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.425839"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 1.0], ["candidate_duration", 0.5], ["speedup_factor", 2.0], ["time_delta", 0.5], ["id", 4]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 4], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.0], ["id", 7]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 4], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.5], ["id", 8]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 0.0], ["speedup_factor", 0.0], ["created_at", "2019-12-21 00:20:06.431469"], ["control_duration", 1.00000761449337e-06], ["candidate_duration", 1.00000761449337e-06]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 5], ["name", "control"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.432127"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 5], ["name", "candidate"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:20:06.432775"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 1.0], ["candidate_duration", 0.1], ["speedup_factor", 10.0], ["time_delta", 0.9], ["id", 5]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name  = 'control') LIMIT ?  [["result_id", 5], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.0], ["id", 9]]
   (0.1ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND (name != 'control') ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 5], ["LIMIT", 1]]
   (0.1ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.1], ["id", 10]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."id" = ? LIMIT ?  [["id", 1], ["LIMIT", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SAVEPOINT active_record_1
   (0.0ms)  SELECT MIN("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SELECT MAX("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "f"]]
   (0.2ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND (name != 'control') WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND (lab_tech_observations.exception_class = "Timeout::Error")  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND (name != 'control') WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND (lab_tech_observations.exception_class != "Timeout::Error")  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"]]
   (0.0ms)  SELECT "lab_tech_results"."time_delta", "lab_tech_results"."speedup_factor" FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
   (0.2ms)  rollback transaction
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   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.3ms)  INSERT INTO "lab_tech_experiments" ("name") VALUES (?)  [["name", "whatever"]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
   (0.3ms)  rollback transaction
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   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.3ms)  INSERT INTO "lab_tech_experiments" ("name") VALUES (?)  [["name", "Experiment 0"]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_experiments" ("name") VALUES (?)  [["name", "Experiment 1"]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
   (0.2ms)  rollback transaction
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   (0.1ms)  SELECT "schema_migrations"."version" FROM "schema_migrations" ORDER BY "schema_migrations"."version" ASC
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   (0.1ms)  SAVEPOINT active_record_1
  SQL (0.6ms)  INSERT INTO "lab_tech_experiments" ("name") VALUES (?)  [["name", "wibble"]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "percent_enabled" = ? WHERE "lab_tech_experiments"."id" = ?  [["percent_enabled", 100], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.1ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.1ms)  SAVEPOINT active_record_1
  SQL (0.3ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", -1.00000761449337e-06], ["speedup_factor", -2.000014552016182], ["created_at", "2019-12-21 00:30:22.149573"], ["control_duration", 9.999930625781417e-07], ["candidate_duration", 2.0000006770715117e-06]]
  SQL (0.2ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 9.999930625781417e-07], ["value", "--- true\n"], ["created_at", "2019-12-21 00:30:22.151824"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 2.0000006770715117e-06], ["value", "--- true\n"], ["created_at", "2019-12-21 00:30:22.153510"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.1ms)  RELEASE SAVEPOINT active_record_1
   (0.4ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.4ms)  INSERT INTO "lab_tech_experiments" ("name") VALUES (?)  [["name", "wibble"]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.7ms)  UPDATE "lab_tech_experiments" SET "percent_enabled" = ? WHERE "lab_tech_experiments"."id" = ?  [["percent_enabled", 100], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.6ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.4ms)  INSERT INTO "lab_tech_experiments" ("name") VALUES (?)  [["name", "wibble"]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "percent_enabled" = ? WHERE "lab_tech_experiments"."id" = ?  [["percent_enabled", 100], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.3ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 9.999785106629133e-07], ["speedup_factor", 1.9999708963911524], ["created_at", "2019-12-21 00:30:22.168999"], ["control_duration", 1.9999861251562834e-06], ["candidate_duration", 1.00000761449337e-06]]
  SQL (0.2ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 1.9999861251562834e-06], ["value", "--- :wibble\n"], ["created_at", "2019-12-21 00:30:22.171594"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 1.00000761449337e-06], ["value", "--- :wibble\n"], ["created_at", "2019-12-21 00:30:22.172609"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["time_delta", 1.00000761449337e-06], ["created_at", "2019-12-21 00:30:22.178510"], ["control_duration", 1.00000761449337e-06], ["candidate_duration", 0.0]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 2], ["name", "control"], ["duration", 1.00000761449337e-06], ["value", "--- :wibble\n"], ["created_at", "2019-12-21 00:30:22.179400"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 2], ["name", "candidate"], ["duration", 0.0], ["value", "--- :florp\n"], ["created_at", "2019-12-21 00:30:22.181070"]]
  LabTech::Observation Load (0.1ms)  SELECT "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?)  [["result_id", 2], ["name", "control"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "other_error_count" = COALESCE("other_error_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "raised_error", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["raised_error", "t"], ["time_delta", -1.09999964479357e-05], ["speedup_factor", -11.999912689173458], ["created_at", "2019-12-21 00:30:22.193150"], ["control_duration", 1.00000761449337e-06], ["candidate_duration", 1.200000406242907e-05]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 3], ["name", "control"], ["duration", 1.00000761449337e-06], ["value", "--- :wibble\n"], ["created_at", "2019-12-21 00:30:22.194070"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "exception_class", "exception_message", "exception_backtrace", "created_at") VALUES (?, ?, ?, ?, ?, ?, ?)  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  LabTech::Observation Load (0.1ms)  SELECT "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?)  [["result_id", 3], ["name", "control"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "other_error_count" = COALESCE("other_error_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
  LabTech::Result Exists (0.1ms)  SELECT  1 AS one FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND ("lab_tech_observations"."name" != ?) WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND ("lab_tech_observations"."exception_class" != ?) LIMIT ?  [["name", "control"], ["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"], ["exception_class", "Timeout::Error"], ["LIMIT", 1]]
  LabTech::Result Exists (0.1ms)  SELECT  1 AS one FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND ("lab_tech_observations"."name" != ?) WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND ("lab_tech_observations"."exception_class" != ?) LIMIT ?  [["name", "control"], ["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"], ["exception_class", "Timeout::Error"], ["LIMIT", 1]]
  LabTech::Result Load (0.1ms)  SELECT "lab_tech_results".* FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND ("lab_tech_observations"."name" != ?) WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND ("lab_tech_observations"."exception_class" != ?)  [["name", "control"], ["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"], ["exception_class", "Timeout::Error"]]
  LabTech::Observation Load (0.0ms)  SELECT "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?)  [["result_id", 3], ["name", "control"]]
   (0.4ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.3ms)  INSERT INTO "lab_tech_experiments" ("name") VALUES (?)  [["name", "wibble"]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "percent_enabled" = ? WHERE "lab_tech_experiments"."id" = ?  [["percent_enabled", 100], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.3ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 1.4551915228366852e-11], ["speedup_factor", 1.0000145520161818], ["created_at", "2019-12-21 00:30:22.211459"], ["control_duration", 1.00000761449337e-06], ["candidate_duration", 9.999930625781417e-07]]
  SQL (0.2ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 1.00000761449337e-06], ["value", "--- :wibble\n"], ["created_at", "2019-12-21 00:30:22.212610"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 9.999930625781417e-07], ["value", "--- :wibble\n"], ["created_at", "2019-12-21 00:30:22.213565"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["time_delta", 2.0000006770715117e-06], ["created_at", "2019-12-21 00:30:22.216391"], ["control_duration", 2.0000006770715117e-06], ["candidate_duration", 0.0]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 2], ["name", "control"], ["duration", 2.0000006770715117e-06], ["value", "--- :wibble\n"], ["created_at", "2019-12-21 00:30:22.217330"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 2], ["name", "candidate"], ["duration", 0.0], ["value", "--- :florp\n"], ["created_at", "2019-12-21 00:30:22.218258"]]
  LabTech::Observation Load (0.0ms)  SELECT "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?)  [["result_id", 2], ["name", "control"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "other_error_count" = COALESCE("other_error_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "raised_error", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["raised_error", "t"], ["time_delta", -6.9999805418774486e-06], ["speedup_factor", -7.999927240977882], ["created_at", "2019-12-21 00:30:22.221543"], ["control_duration", 1.00000761449337e-06], ["candidate_duration", 7.999988156370819e-06]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 3], ["name", "control"], ["duration", 1.00000761449337e-06], ["value", "--- :wibble\n"], ["created_at", "2019-12-21 00:30:22.222440"]]
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  LabTech::Observation Load (0.1ms)  SELECT "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?)  [["result_id", 3], ["name", "control"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "other_error_count" = COALESCE("other_error_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
  LabTech::Result Exists (0.1ms)  SELECT  1 AS one FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? LIMIT ?  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "f"], ["LIMIT", 1]]
  LabTech::Result Exists (0.1ms)  SELECT  1 AS one FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? LIMIT ?  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "f"], ["LIMIT", 1]]
  LabTech::Result Load (0.1ms)  SELECT "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "f"]]
  LabTech::Observation Load (0.1ms)  SELECT "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = 2
  LabTech::Observation Load (0.0ms)  SELECT "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?)  [["result_id", 2], ["name", "control"]]
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 2], ["name", "control"], ["LIMIT", 1]]
   (0.3ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.4ms)  INSERT INTO "lab_tech_experiments" ("name") VALUES (?)  [["name", "wibble"]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "percent_enabled" = ? WHERE "lab_tech_experiments"."id" = ?  [["percent_enabled", 100], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.3ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 3.000008291564882e-06], ["speedup_factor", 4.000029104032364], ["created_at", "2019-12-21 00:30:22.237763"], ["control_duration", 4.0000013541430235e-06], ["candidate_duration", 9.999930625781417e-07]]
  SQL (0.2ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 4.0000013541430235e-06], ["value", "--- :wibble\n"], ["created_at", "2019-12-21 00:30:22.238827"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 9.999930625781417e-07], ["value", "--- :wibble\n"], ["created_at", "2019-12-21 00:30:22.239708"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.1ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."id" = ? LIMIT ?  [["id", 1], ["LIMIT", 1]]
   (0.3ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.4ms)  INSERT INTO "lab_tech_experiments" ("name") VALUES (?)  [["name", "wibble"]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "percent_enabled" = ? WHERE "lab_tech_experiments"."id" = ?  [["percent_enabled", 100], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.2ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["time_delta", 1.00000761449337e-06], ["created_at", "2019-12-21 00:30:22.245433"], ["control_duration", 1.00000761449337e-06], ["candidate_duration", 0.0]]
  SQL (0.2ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 1.00000761449337e-06], ["value", "--- CONTROL\n"], ["created_at", "2019-12-21 00:30:22.246527"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 0.0], ["value", "--- CANDIDATE\n"], ["created_at", "2019-12-21 00:30:22.247550"]]
  LabTech::Observation Load (0.0ms)  SELECT "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?)  [["result_id", 1], ["name", "control"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "other_error_count" = COALESCE("other_error_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.2ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" ASC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 1], ["name", "control"], ["LIMIT", 1]]
  LabTech::Observation Load (0.2ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 1], ["name", "control"], ["LIMIT", 1]]
   (0.3ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.4ms)  INSERT INTO "lab_tech_experiments" ("name") VALUES (?)  [["name", "wibble"]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "percent_enabled" = ? WHERE "lab_tech_experiments"."id" = ?  [["percent_enabled", 100], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.3ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["time_delta", -2.0000006770715117e-06], ["created_at", "2019-12-21 00:30:22.257084"], ["control_duration", 0.0], ["candidate_duration", 2.0000006770715117e-06]]
  SQL (0.2ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 0.0], ["value", "--- Yes indeedily!\n"], ["created_at", "2019-12-21 00:30:22.258192"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 2.0000006770715117e-06], ["value", "--- You suck-diddly-uck, Flanders!\n"], ["created_at", "2019-12-21 00:30:22.259092"]]
  LabTech::Observation Load (0.1ms)  SELECT "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?)  [["result_id", 1], ["name", "control"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "other_error_count" = COALESCE("other_error_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" ASC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 1], ["name", "control"], ["LIMIT", 1]]
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 1], ["name", "control"], ["LIMIT", 1]]
   (0.4ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.4ms)  INSERT INTO "lab_tech_experiments" ("name") VALUES (?)  [["name", "wibble"]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.3ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.4ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.3ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "raised_error", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["raised_error", "t"], ["time_delta", -9.000010322779417e-06], ["speedup_factor", -10.00007276008091], ["created_at", "2019-12-21 00:30:22.270228"], ["control_duration", 9.999930625781417e-07], ["candidate_duration", 1.0000003385357559e-05]]
  SQL (0.2ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 9.999930625781417e-07], ["value", "--- :wibble\n"], ["created_at", "2019-12-21 00:30:22.271495"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "exception_class", "exception_message", "exception_backtrace", "created_at") VALUES (?, ?, ?, ?, ?, ?, ?)  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\"/Users/lupinedev/.gem/ruby/2.6.3/gems/bundler-2.0.2/lib/bundler/vendor/thor/lib/thor.rb:387:in `dispatch'\", \"/Users/lupinedev/.gem/ruby/2.6.3/gems/bundler-2.0.2/lib/bundler/cli.rb:27:in `dispatch'\", \"/Users/lupinedev/.gem/ruby/2.6.3/gems/bundler-2.0.2/lib/bundler/vendor/thor/lib/thor/base.rb:466:in `start'\", \"/Users/lupinedev/.gem/ruby/2.6.3/gems/bundler-2.0.2/lib/bundler/cli.rb:18:in `start'\", \"/Users/lupinedev/.gem/ruby/2.6.3/gems/bundler-2.0.2/exe/bundle:30:in `block in <top (required)>'\", \"/Users/lupinedev/.gem/ruby/2.6.3/gems/bundler-2.0.2/lib/bundler/friendly_errors.rb:124:in `with_friendly_errors'\", \"/Users/lupinedev/.gem/ruby/2.6.3/gems/bundler-2.0.2/exe/bundle:22:in `<top (required)>'\", \"/Users/lupinedev/.gem/ruby/2.6.3/bin/bundle:23:in `load'\", \"/Users/lupinedev/.gem/ruby/2.6.3/bin/bundle:23:in `<main>'\"]"], ["created_at", "2019-12-21 00:30:22.272456"]]
  LabTech::Observation Load (0.1ms)  SELECT "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?)  [["result_id", 1], ["name", "control"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "timed_out_count" = COALESCE("timed_out_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["LIMIT", 1]]
  LabTech::Observation Load (0.1ms)  SELECT "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?)  [["result_id", 1], ["name", "control"]]
  LabTech::Result Load (0.1ms)  SELECT "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["equivalent", "t"], ["raised_error", "f"]]
  LabTech::Result Load (0.0ms)  SELECT "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["equivalent", "f"], ["raised_error", "f"]]
  LabTech::Result Load (0.1ms)  SELECT "lab_tech_results".* FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND ("lab_tech_observations"."name" != ?) WHERE "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND "lab_tech_observations"."exception_class" = ?  [["name", "control"], ["equivalent", "f"], ["raised_error", "t"], ["exception_class", "Timeout::Error"]]
  LabTech::Result Load (0.1ms)  SELECT "lab_tech_results".* FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND ("lab_tech_observations"."name" != ?) WHERE "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND ("lab_tech_observations"."exception_class" != ?)  [["name", "control"], ["equivalent", "f"], ["raised_error", "t"], ["exception_class", "Timeout::Error"]]
  LabTech::Result Load (0.0ms)  SELECT "lab_tech_results".* FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND ("lab_tech_observations"."name" != ?) WHERE "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND "lab_tech_observations"."exception_class" = ?  [["name", "control"], ["equivalent", "f"], ["raised_error", "t"], ["exception_class", "Timeout::Error"]]
   (0.4ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.4ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_observations"
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results"
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.3ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["time_delta", 0.0], ["speedup_factor", 0.0], ["created_at", "2019-12-21 00:30:22.286276"], ["control_duration", 9.999930625781417e-07], ["candidate_duration", 9.999930625781417e-07]]
  SQL (0.3ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 9.999930625781417e-07], ["value", "--- :wibble\n"], ["created_at", "2019-12-21 00:30:22.287433"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 9.999930625781417e-07], ["value", "--- :wobble\n"], ["created_at", "2019-12-21 00:30:22.288469"]]
  LabTech::Observation Load (0.0ms)  SELECT "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?)  [["result_id", 1], ["name", "control"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "other_error_count" = COALESCE("other_error_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results"
   (0.0ms)  SELECT COUNT(*) FROM "lab_tech_observations"
  LabTech::Result Load (0.0ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["LIMIT", 1]]
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 1], ["name", "control"], ["LIMIT", 1]]
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 1], ["name", "control"], ["LIMIT", 1]]
   (0.4ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.4ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.1ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.3ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 0.0], ["speedup_factor", 0.0], ["created_at", "2019-12-21 00:30:22.296968"], ["control_duration", 1.00000761449337e-06], ["candidate_duration", 1.00000761449337e-06]]
  SQL (0.2ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 1.00000761449337e-06], ["value", "--- :wibble\n"], ["created_at", "2019-12-21 00:30:22.298300"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 1.00000761449337e-06], ["value", "--- :WIBBLE\n"], ["created_at", "2019-12-21 00:30:22.299354"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.0ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["LIMIT", 1]]
   (0.4ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.4ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.1ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.3ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["time_delta", 0.0], ["created_at", "2019-12-21 00:30:22.304978"], ["control_duration", 0.0], ["candidate_duration", 0.0]]
  SQL (0.2ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 0.0], ["value", "--- :wibble\n"], ["created_at", "2019-12-21 00:30:22.306237"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 0.0], ["value", "--- :wobble\n"], ["created_at", "2019-12-21 00:30:22.307225"]]
  LabTech::Observation Load (0.0ms)  SELECT "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?)  [["result_id", 1], ["name", "control"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "other_error_count" = COALESCE("other_error_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.0ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["LIMIT", 1]]
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 1], ["name", "control"], ["LIMIT", 1]]
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 1], ["name", "control"], ["LIMIT", 1]]
   (0.4ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.4ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.1ms)  SAVEPOINT active_record_1
  SQL (0.3ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["time_delta", 0.5], ["created_at", "2019-12-21 00:30:22.315542"], ["control_duration", 0.5], ["candidate_duration", 0.0]]
  SQL (0.2ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 0.5], ["value", "--- :wibble\n"], ["created_at", "2019-12-21 00:30:22.316844"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 0.0], ["value", "--- :wobble\n"], ["created_at", "2019-12-21 00:30:22.317766"]]
  LabTech::Observation Load (0.0ms)  SELECT "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?)  [["result_id", 1], ["name", "control"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "other_error_count" = COALESCE("other_error_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.0ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["LIMIT", 1]]
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 1], ["name", "control"], ["LIMIT", 1]]
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 1], ["name", "control"], ["LIMIT", 1]]
   (0.4ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.6ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.3ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["time_delta", -0.5], ["speedup_factor", -2.0], ["created_at", "2019-12-21 00:30:22.325735"], ["control_duration", 0.5], ["candidate_duration", 1.0]]
  SQL (0.2ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 0.5], ["value", "--- :wibble\n"], ["created_at", "2019-12-21 00:30:22.326891"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 1.0], ["value", "--- :wobble\n"], ["created_at", "2019-12-21 00:30:22.327955"]]
  LabTech::Observation Load (0.0ms)  SELECT "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?)  [["result_id", 1], ["name", "control"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "other_error_count" = COALESCE("other_error_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.0ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["LIMIT", 1]]
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 1], ["name", "control"], ["LIMIT", 1]]
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 1], ["name", "control"], ["LIMIT", 1]]
   (0.4ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.4ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.2ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["time_delta", 0.0], ["speedup_factor", 0.0], ["created_at", "2019-12-21 00:30:22.336187"], ["control_duration", 0.5], ["candidate_duration", 0.5]]
  SQL (0.2ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 0.5], ["value", "--- :wibble\n"], ["created_at", "2019-12-21 00:30:22.337381"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 0.5], ["value", "--- :wobble\n"], ["created_at", "2019-12-21 00:30:22.338453"]]
  LabTech::Observation Load (0.1ms)  SELECT "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?)  [["result_id", 1], ["name", "control"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "other_error_count" = COALESCE("other_error_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.0ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["LIMIT", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?)  [["result_id", 1], ["name", "control"]]
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 1], ["name", "control"], ["LIMIT", 1]]
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 1], ["name", "control"], ["LIMIT", 1]]
   (0.4ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.4ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.4ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["time_delta", 0.0], ["speedup_factor", 0.0], ["created_at", "2019-12-21 00:30:22.346717"], ["control_duration", 0.5], ["candidate_duration", 0.5]]
  SQL (0.2ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 0.5], ["value", "--- :wibble\n"], ["created_at", "2019-12-21 00:30:22.348206"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 0.5], ["value", "--- :wobble\n"], ["created_at", "2019-12-21 00:30:22.349309"]]
  LabTech::Observation Load (0.1ms)  SELECT "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?)  [["result_id", 1], ["name", "control"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "other_error_count" = COALESCE("other_error_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.0ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["LIMIT", 1]]
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 1], ["name", "control"], ["LIMIT", 1]]
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 1], ["name", "control"], ["LIMIT", 1]]
   (0.3ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.4ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.3ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "raised_error", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["raised_error", "t"], ["time_delta", -6.999995093792677e-06], ["speedup_factor", -4.499996362022425], ["created_at", "2019-12-21 00:30:22.357160"], ["control_duration", 2.0000006770715117e-06], ["candidate_duration", 8.999995770864189e-06]]
  SQL (0.2ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 2.0000006770715117e-06], ["value", "--- :wibble\n"], ["created_at", "2019-12-21 00:30:22.358314"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "exception_class", "exception_message", "exception_backtrace", "created_at") VALUES (?, ?, ?, ?, ?, ?, ?)  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\"/Users/lupinedev/.gem/ruby/2.6.3/gems/rspec-core-3.8.2/lib/rspec/core/runner.rb:111:in `block in run_specs'\", \"/Users/lupinedev/.gem/ruby/2.6.3/gems/rspec-core-3.8.2/lib/rspec/core/reporter.rb:74:in `report'\", \"/Users/lupinedev/.gem/ruby/2.6.3/gems/rspec-core-3.8.2/lib/rspec/core/runner.rb:110:in `run_specs'\", \"/Users/lupinedev/.gem/ruby/2.6.3/gems/rspec-core-3.8.2/lib/rspec/core/runner.rb:87:in `run'\", \"/Users/lupinedev/.gem/ruby/2.6.3/gems/rspec-core-3.8.2/lib/rspec/core/runner.rb:71:in `run'\", \"/Users/lupinedev/.gem/ruby/2.6.3/gems/rspec-core-3.8.2/lib/rspec/core/runner.rb:45:in `invoke'\", \"/Users/lupinedev/.gem/ruby/2.6.3/gems/rspec-core-3.8.2/exe/rspec:4:in `<top (required)>'\", \"/Users/lupinedev/.gem/ruby/2.6.3/bin/rspec:23:in `load'\", \"/Users/lupinedev/.gem/ruby/2.6.3/bin/rspec:23:in `<top (required)>'\", \"/Users/lupinedev/.gem/ruby/2.6.3/gems/bundler-2.0.2/lib/bundler/cli/exec.rb:74:in `load'\", \"/Users/lupinedev/.gem/ruby/2.6.3/gems/bundler-2.0.2/lib/bundler/cli/exec.rb:74:in `kernel_load'\", \"/Users/lupinedev/.gem/ruby/2.6.3/gems/bundler-2.0.2/lib/bundler/cli/exec.rb:28:in `run'\", \"/Users/lupinedev/.gem/ruby/2.6.3/gems/bundler-2.0.2/lib/bundler/cli.rb:465:in `exec'\", \"/Users/lupinedev/.gem/ruby/2.6.3/gems/bundler-2.0.2/lib/bundler/vendor/thor/lib/thor/command.rb:27:in `run'\", \"/Users/lupinedev/.gem/ruby/2.6.3/gems/bundler-2.0.2/lib/bundler/vendor/thor/lib/thor/invocation.rb:126:in `invoke_command'\", \"/Users/lupinedev/.gem/ruby/2.6.3/gems/bundler-2.0.2/lib/bundler/vendor/thor/lib/thor.rb:387:in `dispatch'\", \"/Users/lupinedev/.gem/ruby/2.6.3/gems/bundler-2.0.2/lib/bundler/cli.rb:27:in `dispatch'\", \"/Users/lupinedev/.gem/ruby/2.6.3/gems/bundler-2.0.2/lib/bundler/vendor/thor/lib/thor/base.rb:466:in `start'\", \"/Users/lupinedev/.gem/ruby/2.6.3/gems/bundler-2.0.2/lib/bundler/cli.rb:18:in `start'\", \"/Users/lupinedev/.gem/ruby/2.6.3/gems/bundler-2.0.2/exe/bundle:30:in `block in <top (required)>'\", \"/Users/lupinedev/.gem/ruby/2.6.3/gems/bundler-2.0.2/lib/bundler/friendly_errors.rb:124:in `with_friendly_errors'\", \"/Users/lupinedev/.gem/ruby/2.6.3/gems/bundler-2.0.2/exe/bundle:22:in `<top (required)>'\", \"/Users/lupinedev/.gem/ruby/2.6.3/bin/bundle:23:in `load'\", \"/Users/lupinedev/.gem/ruby/2.6.3/bin/bundle:23:in `<main>'\"]"], ["created_at", "2019-12-21 00:30:22.359272"]]
  LabTech::Observation Load (0.1ms)  SELECT "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?)  [["result_id", 1], ["name", "control"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "other_error_count" = COALESCE("other_error_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.0ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["LIMIT", 1]]
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 1], ["name", "control"], ["LIMIT", 1]]
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 1], ["name", "control"], ["LIMIT", 1]]
  LabTech::Observation Load (0.1ms)  SELECT "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?)  [["result_id", 1], ["name", "control"]]
   (0.4ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.4ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.2ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "raised_error", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["raised_error", "t"], ["time_delta", -9.99998883344233e-06], ["speedup_factor", -10.999912689173458], ["created_at", "2019-12-21 00:30:22.368229"], ["control_duration", 1.00000761449337e-06], ["candidate_duration", 1.09999964479357e-05]]
  SQL (0.2ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 1.00000761449337e-06], ["value", "--- :wibble\n"], ["created_at", "2019-12-21 00:30:22.369342"]]
  SQL (0.4ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "exception_class", "exception_message", "exception_backtrace", "created_at") VALUES (?, ?, ?, ?, ?, ?, ?)  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\"/Users/lupinedev/.gem/ruby/2.6.3/gems/rspec-core-3.8.2/lib/rspec/core/runner.rb:111:in `block in run_specs'\", \"/Users/lupinedev/.gem/ruby/2.6.3/gems/rspec-core-3.8.2/lib/rspec/core/reporter.rb:74:in `report'\", \"/Users/lupinedev/.gem/ruby/2.6.3/gems/rspec-core-3.8.2/lib/rspec/core/runner.rb:110:in `run_specs'\", \"/Users/lupinedev/.gem/ruby/2.6.3/gems/rspec-core-3.8.2/lib/rspec/core/runner.rb:87:in `run'\", \"/Users/lupinedev/.gem/ruby/2.6.3/gems/rspec-core-3.8.2/lib/rspec/core/runner.rb:71:in `run'\", \"/Users/lupinedev/.gem/ruby/2.6.3/gems/rspec-core-3.8.2/lib/rspec/core/runner.rb:45:in `invoke'\", \"/Users/lupinedev/.gem/ruby/2.6.3/gems/rspec-core-3.8.2/exe/rspec:4:in `<top (required)>'\", \"/Users/lupinedev/.gem/ruby/2.6.3/bin/rspec:23:in `load'\", \"/Users/lupinedev/.gem/ruby/2.6.3/bin/rspec:23:in `<top (required)>'\", \"/Users/lupinedev/.gem/ruby/2.6.3/gems/bundler-2.0.2/lib/bundler/cli/exec.rb:74:in `load'\", \"/Users/lupinedev/.gem/ruby/2.6.3/gems/bundler-2.0.2/lib/bundler/cli/exec.rb:74:in `kernel_load'\", \"/Users/lupinedev/.gem/ruby/2.6.3/gems/bundler-2.0.2/lib/bundler/cli/exec.rb:28:in `run'\", \"/Users/lupinedev/.gem/ruby/2.6.3/gems/bundler-2.0.2/lib/bundler/cli.rb:465:in `exec'\", \"/Users/lupinedev/.gem/ruby/2.6.3/gems/bundler-2.0.2/lib/bundler/vendor/thor/lib/thor/command.rb:27:in `run'\", \"/Users/lupinedev/.gem/ruby/2.6.3/gems/bundler-2.0.2/lib/bundler/vendor/thor/lib/thor/invocation.rb:126:in `invoke_command'\", \"/Users/lupinedev/.gem/ruby/2.6.3/gems/bundler-2.0.2/lib/bundler/vendor/thor/lib/thor.rb:387:in `dispatch'\", \"/Users/lupinedev/.gem/ruby/2.6.3/gems/bundler-2.0.2/lib/bundler/cli.rb:27:in `dispatch'\", \"/Users/lupinedev/.gem/ruby/2.6.3/gems/bundler-2.0.2/lib/bundler/vendor/thor/lib/thor/base.rb:466:in `start'\", \"/Users/lupinedev/.gem/ruby/2.6.3/gems/bundler-2.0.2/lib/bundler/cli.rb:18:in `start'\", \"/Users/lupinedev/.gem/ruby/2.6.3/gems/bundler-2.0.2/exe/bundle:30:in `block in <top (required)>'\", \"/Users/lupinedev/.gem/ruby/2.6.3/gems/bundler-2.0.2/lib/bundler/friendly_errors.rb:124:in `with_friendly_errors'\", \"/Users/lupinedev/.gem/ruby/2.6.3/gems/bundler-2.0.2/exe/bundle:22:in `<top (required)>'\", \"/Users/lupinedev/.gem/ruby/2.6.3/bin/bundle:23:in `load'\", \"/Users/lupinedev/.gem/ruby/2.6.3/bin/bundle:23:in `<main>'\"]"], ["created_at", "2019-12-21 00:30:22.370289"]]
  LabTech::Observation Load (0.1ms)  SELECT "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?)  [["result_id", 1], ["name", "control"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "timed_out_count" = COALESCE("timed_out_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.0ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["LIMIT", 1]]
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 1], ["name", "control"], ["LIMIT", 1]]
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 1], ["name", "control"], ["LIMIT", 1]]
  LabTech::Observation Load (0.1ms)  SELECT "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?)  [["result_id", 1], ["name", "control"]]
  LabTech::Result Load (0.1ms)  SELECT "lab_tech_results".* FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND ("lab_tech_observations"."name" != ?) WHERE "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND "lab_tech_observations"."exception_class" = ?  [["name", "control"], ["equivalent", "f"], ["raised_error", "t"], ["exception_class", "Timeout::Error"]]
   (0.3ms)  rollback transaction
   (0.0ms)  begin transaction
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   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.4ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.1ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.3ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["time_delta", -4.0000013541430235e-06], ["speedup_factor", -3.0], ["created_at", "2019-12-21 00:30:22.403747"], ["control_duration", 2.0000006770715117e-06], ["candidate_duration", 6.000002031214535e-06]]
  SQL (0.2ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 2.0000006770715117e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.405104"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 6.000002031214535e-06], ["value", "--- bar\n"], ["created_at", "2019-12-21 00:30:22.406098"]]
  LabTech::Observation Load (0.0ms)  SELECT "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?)  [["result_id", 1], ["name", "control"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "other_error_count" = COALESCE("other_error_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."id" = ? LIMIT ?  [["id", 1], ["LIMIT", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SAVEPOINT active_record_1
   (0.1ms)  SELECT MIN("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT MAX("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND ("lab_tech_observations"."name" != ?) WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND "lab_tech_observations"."exception_class" = ?  [["name", "control"], ["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"], ["exception_class", "Timeout::Error"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND ("lab_tech_observations"."name" != ?) WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND ("lab_tech_observations"."exception_class" != ?)  [["name", "control"], ["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"], ["exception_class", "Timeout::Error"]]
   (0.1ms)  SELECT "lab_tech_results"."time_delta", "lab_tech_results"."speedup_factor" FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
   (0.3ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.4ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Exists (0.1ms)  SELECT  1 AS one FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."id" = ? LIMIT ?  [["id", 1], ["LIMIT", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.3ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.4ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.2ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 9.999930625781417e-07], ["speedup_factor", 1.9999854481955763], ["created_at", "2019-12-21 00:30:22.428251"], ["control_duration", 2.0000006770715117e-06], ["candidate_duration", 1.00000761449337e-06]]
  SQL (0.2ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 2.0000006770715117e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.429387"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.430428"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 1.7367], ["candidate_duration", 0.15918569372771518], ["speedup_factor", 10.9099], ["time_delta", 1.5775143062722847], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 1], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.7367], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 1], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.15918569372771518], ["id", 2]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", -1.4551915228366852e-11], ["speedup_factor", -1.0000145520161818], ["created_at", "2019-12-21 00:30:22.438795"], ["control_duration", 9.999930625781417e-07], ["candidate_duration", 1.00000761449337e-06]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 2], ["name", "control"], ["duration", 9.999930625781417e-07], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.439796"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 2], ["name", "candidate"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.440598"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 0.0642], ["candidate_duration", 0.20661485999999998], ["speedup_factor", -3.2183], ["time_delta", -0.14241485999999998], ["id", 2]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 2], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.0642], ["id", 3]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 2], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.20661485999999998], ["id", 4]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", -2.0000006770715117e-06], ["created_at", "2019-12-21 00:30:22.447740"], ["control_duration", 0.0], ["candidate_duration", 2.0000006770715117e-06]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 3], ["name", "control"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.448554"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 3], ["name", "candidate"], ["duration", 2.0000006770715117e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.449332"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 0.0702], ["candidate_duration", 0.07656012], ["speedup_factor", -1.0906], ["time_delta", -0.006360119999999997], ["id", 3]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 3], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.0702], ["id", 5]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 3], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.07656012], ["id", 6]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 1.4551915228366852e-11], ["speedup_factor", 1.0000145520161818], ["created_at", "2019-12-21 00:30:22.455884"], ["control_duration", 1.00000761449337e-06], ["candidate_duration", 9.999930625781417e-07]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 4], ["name", "control"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.456662"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 4], ["name", "candidate"], ["duration", 9.999930625781417e-07], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.457371"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 0.0552], ["candidate_duration", 0.04962689921783691], ["speedup_factor", 1.1123], ["time_delta", 0.005573100782163089], ["id", 4]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 4], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.0552], ["id", 7]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 4], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.04962689921783691], ["id", 8]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 9.999930625781417e-07], ["speedup_factor", 1.9999854481955763], ["created_at", "2019-12-21 00:30:22.463884"], ["control_duration", 2.0000006770715117e-06], ["candidate_duration", 1.00000761449337e-06]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 5], ["name", "control"], ["duration", 2.0000006770715117e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.464640"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 5], ["name", "candidate"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.465344"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 0.0539], ["candidate_duration", 0.045647018970189704], ["speedup_factor", 1.1808], ["time_delta", 0.0082529810298103], ["id", 5]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 5], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.0539], ["id", 9]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 5], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.045647018970189704], ["id", 10]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 9.999930625781417e-07], ["created_at", "2019-12-21 00:30:22.471609"], ["control_duration", 9.999930625781417e-07], ["candidate_duration", 0.0]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 6], ["name", "control"], ["duration", 9.999930625781417e-07], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.472341"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 6], ["name", "candidate"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.472968"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 0.0554], ["candidate_duration", 0.06243026], ["speedup_factor", -1.1269], ["time_delta", -0.0070302600000000035], ["id", 6]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 6], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.0554], ["id", 11]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 6], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.06243026], ["id", 12]]
   (0.1ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."id" = ? LIMIT ?  [["id", 1], ["LIMIT", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SAVEPOINT active_record_1
   (0.0ms)  SELECT MIN("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SELECT MAX("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND ("lab_tech_observations"."name" != ?) WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND "lab_tech_observations"."exception_class" = ?  [["name", "control"], ["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"], ["exception_class", "Timeout::Error"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND ("lab_tech_observations"."name" != ?) WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND ("lab_tech_observations"."exception_class" != ?)  [["name", "control"], ["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"], ["exception_class", "Timeout::Error"]]
   (0.0ms)  SELECT "lab_tech_results"."time_delta", "lab_tech_results"."speedup_factor" FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
   (0.2ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.4ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.2ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", -1.00000761449337e-06], ["speedup_factor", -2.000014552016182], ["created_at", "2019-12-21 00:30:22.486842"], ["control_duration", 9.999930625781417e-07], ["candidate_duration", 2.0000006770715117e-06]]
  SQL (0.2ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 9.999930625781417e-07], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.487665"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 2.0000006770715117e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.488386"]]
  SQL (0.0ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.0ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 1.0], ["candidate_duration", 1.0], ["speedup_factor", 0.0], ["time_delta", 0.0], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 1], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.0], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 1], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.0], ["id", 2]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.0ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" ASC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 1], ["name", "control"], ["LIMIT", 1]]
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 1], ["name", "control"], ["LIMIT", 1]]
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."id" = ? LIMIT ?  [["id", 1], ["LIMIT", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SAVEPOINT active_record_1
   (0.1ms)  SELECT MIN("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT MAX("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND ("lab_tech_observations"."name" != ?) WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND "lab_tech_observations"."exception_class" = ?  [["name", "control"], ["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"], ["exception_class", "Timeout::Error"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND ("lab_tech_observations"."name" != ?) WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND ("lab_tech_observations"."exception_class" != ?)  [["name", "control"], ["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"], ["exception_class", "Timeout::Error"]]
   (0.0ms)  SELECT "lab_tech_results"."time_delta", "lab_tech_results"."speedup_factor" FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
   (0.5ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.4ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.3ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 1.00000761449337e-06], ["speedup_factor", 2.000014552016182], ["created_at", "2019-12-21 00:30:22.502092"], ["control_duration", 2.0000006770715117e-06], ["candidate_duration", 9.999930625781417e-07]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 2.0000006770715117e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.503053"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 9.999930625781417e-07], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.503784"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 1.0], ["candidate_duration", 1.0], ["speedup_factor", 0.0], ["time_delta", 0.0], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 1], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.0], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 1], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.0], ["id", 2]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" ASC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 1], ["name", "control"], ["LIMIT", 1]]
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 1], ["name", "control"], ["LIMIT", 1]]
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."id" = ? LIMIT ?  [["id", 1], ["LIMIT", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SAVEPOINT active_record_1
   (0.0ms)  SELECT MIN("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SELECT MAX("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND ("lab_tech_observations"."name" != ?) WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND "lab_tech_observations"."exception_class" = ?  [["name", "control"], ["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"], ["exception_class", "Timeout::Error"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND ("lab_tech_observations"."name" != ?) WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND ("lab_tech_observations"."exception_class" != ?)  [["name", "control"], ["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"], ["exception_class", "Timeout::Error"]]
   (0.0ms)  SELECT "lab_tech_results"."time_delta", "lab_tech_results"."speedup_factor" FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
   (0.4ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.4ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.2ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", -1.4551915228366852e-11], ["speedup_factor", -1.0000145520161818], ["created_at", "2019-12-21 00:30:22.519894"], ["control_duration", 9.999930625781417e-07], ["candidate_duration", 1.00000761449337e-06]]
  SQL (0.2ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 9.999930625781417e-07], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.520946"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.521820"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 0.0030516], ["candidate_duration", 0.00306088], ["speedup_factor", -1.0030410276576223], ["time_delta", -9.280000000000399e-06], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 1], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.0030516], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 1], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.00306088], ["id", 2]]
   (0.1ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.2ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", -1.4551915228366852e-11], ["speedup_factor", -1.0000145520161818], ["created_at", "2019-12-21 00:30:22.528887"], ["control_duration", 9.999930625781417e-07], ["candidate_duration", 1.00000761449337e-06]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 2], ["name", "control"], ["duration", 9.999930625781417e-07], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.529849"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 2], ["name", "candidate"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.530793"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 0.000261548], ["candidate_duration", 0.00220928], ["speedup_factor", -8.446938993989631], ["time_delta", -0.0019477320000000002], ["id", 2]]
   (0.1ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 2], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.000261548], ["id", 3]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 2], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.00220928], ["id", 4]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 0.0], ["speedup_factor", 0.0], ["created_at", "2019-12-21 00:30:22.537960"], ["control_duration", 9.999930625781417e-07], ["candidate_duration", 9.999930625781417e-07]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 3], ["name", "control"], ["duration", 9.999930625781417e-07], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.538800"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 3], ["name", "candidate"], ["duration", 9.999930625781417e-07], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.539618"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 0.000781327], ["candidate_duration", 0.00279742], ["speedup_factor", -3.5803447212242765], ["time_delta", -0.002016093], ["id", 3]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 3], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.000781327], ["id", 5]]
   (0.1ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 3], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.00279742], ["id", 6]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", -1.00000761449337e-06], ["created_at", "2019-12-21 00:30:22.546167"], ["control_duration", 0.0], ["candidate_duration", 1.00000761449337e-06]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 4], ["name", "control"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.546947"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 4], ["name", "candidate"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.547661"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 0.00201508], ["candidate_duration", 0.002386], ["speedup_factor", -1.1840720963931954], ["time_delta", -0.0003709200000000003], ["id", 4]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (7.2ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 4], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.00201508], ["id", 7]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 4], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.002386], ["id", 8]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", -9.999930625781417e-07], ["speedup_factor", -1.9999854481955763], ["created_at", "2019-12-21 00:30:22.561450"], ["control_duration", 1.00000761449337e-06], ["candidate_duration", 2.0000006770715117e-06]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 5], ["name", "control"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.562245"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 5], ["name", "candidate"], ["duration", 2.0000006770715117e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.562956"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 0.000593603], ["candidate_duration", 0.00275979], ["speedup_factor", -4.6492184170228255], ["time_delta", -0.002166187], ["id", 5]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 5], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.000593603], ["id", 9]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 5], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.00275979], ["id", 10]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 1.4551915228366852e-11], ["speedup_factor", 1.0000145520161818], ["created_at", "2019-12-21 00:30:22.569439"], ["control_duration", 1.00000761449337e-06], ["candidate_duration", 9.999930625781417e-07]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 6], ["name", "control"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.570229"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 6], ["name", "candidate"], ["duration", 9.999930625781417e-07], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.570908"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 0.000259521], ["candidate_duration", 0.0021131], ["speedup_factor", -8.142308329576412], ["time_delta", -0.0018535790000000002], ["id", 6]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 6], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.000259521], ["id", 11]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 6], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.0021131], ["id", 12]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 9.999930625781417e-07], ["created_at", "2019-12-21 00:30:22.577093"], ["control_duration", 9.999930625781417e-07], ["candidate_duration", 0.0]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 7], ["name", "control"], ["duration", 9.999930625781417e-07], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.577903"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 7], ["name", "candidate"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.578803"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.1ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 0.000673067], ["candidate_duration", 0.00250636], ["speedup_factor", -3.7237897564432667], ["time_delta", -0.0018332930000000002], ["id", 7]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 7], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.000673067], ["id", 13]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 7], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.00250636], ["id", 14]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", -2.0000006770715117e-06], ["created_at", "2019-12-21 00:30:22.585086"], ["control_duration", 0.0], ["candidate_duration", 2.0000006770715117e-06]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 8], ["name", "control"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.585730"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 8], ["name", "candidate"], ["duration", 2.0000006770715117e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.586317"]]
  SQL (0.0ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.0ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 0.00229586], ["candidate_duration", 0.00285059], ["speedup_factor", -1.2416218758983564], ["time_delta", -0.0005547300000000002], ["id", 8]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 8], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.00229586], ["id", 15]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 8], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.00285059], ["id", 16]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", -9.999930625781417e-07], ["created_at", "2019-12-21 00:30:22.591317"], ["control_duration", 0.0], ["candidate_duration", 9.999930625781417e-07]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 9], ["name", "control"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.591904"]]
  SQL (0.0ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 9], ["name", "candidate"], ["duration", 9.999930625781417e-07], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.592447"]]
  SQL (0.0ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 0.002911], ["candidate_duration", 0.00275513], ["speedup_factor", 1.0565744629110059], ["time_delta", 0.0001558699999999998], ["id", 9]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 9], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.002911], ["id", 17]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 9], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.00275513], ["id", 18]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 1.00000761449337e-06], ["created_at", "2019-12-21 00:30:22.597493"], ["control_duration", 1.00000761449337e-06], ["candidate_duration", 0.0]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 10], ["name", "control"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.598080"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 10], ["name", "candidate"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.598625"]]
  SQL (0.0ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 0.00275274], ["candidate_duration", 0.00251802], ["speedup_factor", 1.0932160983629995], ["time_delta", 0.0002347199999999999], ["id", 10]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 10], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.00275274], ["id", 19]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 10], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.00251802], ["id", 20]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", -1.00000761449337e-06], ["created_at", "2019-12-21 00:30:22.603657"], ["control_duration", 0.0], ["candidate_duration", 1.00000761449337e-06]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 11], ["name", "control"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.604251"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 11], ["name", "candidate"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.604793"]]
  SQL (0.0ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 0.000236285], ["candidate_duration", 0.00198174], ["speedup_factor", -8.387074930698098], ["time_delta", -0.0017454550000000001], ["id", 11]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 11], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.000236285], ["id", 21]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 11], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.00198174], ["id", 22]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 1.00000761449337e-06], ["created_at", "2019-12-21 00:30:22.609765"], ["control_duration", 1.00000761449337e-06], ["candidate_duration", 0.0]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 12], ["name", "control"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.610359"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 12], ["name", "candidate"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.610908"]]
  SQL (0.0ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 0.000225291], ["candidate_duration", 0.00257419], ["speedup_factor", -11.426066731471742], ["time_delta", -0.002348899], ["id", 12]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 12], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.000225291], ["id", 23]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 12], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.00257419], ["id", 24]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 0.0], ["created_at", "2019-12-21 00:30:22.615910"], ["control_duration", 0.0], ["candidate_duration", 0.0]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 13], ["name", "control"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.616508"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 13], ["name", "candidate"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.617063"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 0.000356831], ["candidate_duration", 0.00244557], ["speedup_factor", -6.853580546533234], ["time_delta", -0.002088739], ["id", 13]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 13], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.000356831], ["id", 25]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 13], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.00244557], ["id", 26]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 1.00000761449337e-06], ["created_at", "2019-12-21 00:30:22.622206"], ["control_duration", 1.00000761449337e-06], ["candidate_duration", 0.0]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 14], ["name", "control"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.622804"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 14], ["name", "candidate"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.623358"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 0.000287118], ["candidate_duration", 0.00248476], ["speedup_factor", -8.654142199374473], ["time_delta", -0.002197642], ["id", 14]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 14], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.000287118], ["id", 27]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 14], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.00248476], ["id", 28]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 0.0], ["speedup_factor", 0.0], ["created_at", "2019-12-21 00:30:22.628648"], ["control_duration", 1.00000761449337e-06], ["candidate_duration", 1.00000761449337e-06]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 15], ["name", "control"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.629237"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 15], ["name", "candidate"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.629773"]]
  SQL (0.0ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.0ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 0.000556486], ["candidate_duration", 0.00261352], ["speedup_factor", -4.696470351455382], ["time_delta", -0.0020570339999999997], ["id", 15]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 15], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.000556486], ["id", 29]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 15], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.00261352], ["id", 30]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 9.999930625781417e-07], ["created_at", "2019-12-21 00:30:22.634781"], ["control_duration", 9.999930625781417e-07], ["candidate_duration", 0.0]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 16], ["name", "control"], ["duration", 9.999930625781417e-07], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.635371"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 16], ["name", "candidate"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.635920"]]
  SQL (0.0ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 0.00237066], ["candidate_duration", 0.00265087], ["speedup_factor", -1.1181991512912015], ["time_delta", -0.0002802099999999999], ["id", 16]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 16], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.00237066], ["id", 31]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 16], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.00265087], ["id", 32]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", -1.00000761449337e-06], ["created_at", "2019-12-21 00:30:22.640881"], ["control_duration", 0.0], ["candidate_duration", 1.00000761449337e-06]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 17], ["name", "control"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.641487"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 17], ["name", "candidate"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.642043"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 0.00183386], ["candidate_duration", 0.00211302], ["speedup_factor", -1.1522253607145585], ["time_delta", -0.0002791600000000001], ["id", 17]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 17], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.00183386], ["id", 33]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 17], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.00211302], ["id", 34]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 0.0], ["speedup_factor", 0.0], ["created_at", "2019-12-21 00:30:22.647233"], ["control_duration", 9.999930625781417e-07], ["candidate_duration", 9.999930625781417e-07]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 18], ["name", "control"], ["duration", 9.999930625781417e-07], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.647850"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 18], ["name", "candidate"], ["duration", 9.999930625781417e-07], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.648438"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 0.00296087], ["candidate_duration", 0.00294441], ["speedup_factor", 1.0055902540746702], ["time_delta", 1.6459999999999825e-05], ["id", 18]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 18], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.00296087], ["id", 35]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 18], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.00294441], ["id", 36]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 0.0], ["created_at", "2019-12-21 00:30:22.653517"], ["control_duration", 0.0], ["candidate_duration", 0.0]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 19], ["name", "control"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.654126"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 19], ["name", "candidate"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.654679"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 0.00031988], ["candidate_duration", 0.00323599], ["speedup_factor", -10.116262348380642], ["time_delta", -0.00291611], ["id", 19]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 19], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.00031988], ["id", 37]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 19], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.0ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.00323599], ["id", 38]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."id" = ? LIMIT ?  [["id", 1], ["LIMIT", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SAVEPOINT active_record_1
   (0.1ms)  SELECT MIN("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SELECT MAX("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND ("lab_tech_observations"."name" != ?) WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND "lab_tech_observations"."exception_class" = ?  [["name", "control"], ["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"], ["exception_class", "Timeout::Error"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND ("lab_tech_observations"."name" != ?) WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND ("lab_tech_observations"."exception_class" != ?)  [["name", "control"], ["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"], ["exception_class", "Timeout::Error"]]
   (0.0ms)  SELECT "lab_tech_results"."time_delta", "lab_tech_results"."speedup_factor" FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
   (0.2ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.4ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.3ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 9.999930625781417e-07], ["created_at", "2019-12-21 00:30:22.666819"], ["control_duration", 9.999930625781417e-07], ["candidate_duration", 0.0]]
  SQL (0.2ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 9.999930625781417e-07], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.667785"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.668532"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 1.0], ["candidate_duration", 10.0], ["speedup_factor", -10.0], ["time_delta", -9.0], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 1], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.0], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 1], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 10.0], ["id", 2]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" ASC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 1], ["name", "control"], ["LIMIT", 1]]
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 1], ["name", "control"], ["LIMIT", 1]]
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."id" = ? LIMIT ?  [["id", 1], ["LIMIT", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SAVEPOINT active_record_1
   (0.0ms)  SELECT MIN("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SELECT MAX("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND ("lab_tech_observations"."name" != ?) WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND "lab_tech_observations"."exception_class" = ?  [["name", "control"], ["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"], ["exception_class", "Timeout::Error"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND ("lab_tech_observations"."name" != ?) WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND ("lab_tech_observations"."exception_class" != ?)  [["name", "control"], ["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"], ["exception_class", "Timeout::Error"]]
   (0.0ms)  SELECT "lab_tech_results"."time_delta", "lab_tech_results"."speedup_factor" FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
   (0.3ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.5ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.3ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 2.0000006770715117e-06], ["created_at", "2019-12-21 00:30:22.691305"], ["control_duration", 2.0000006770715117e-06], ["candidate_duration", 0.0]]
  SQL (0.2ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 2.0000006770715117e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.692510"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.693407"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 1.0], ["candidate_duration", 0.1], ["speedup_factor", 10.0], ["time_delta", 0.9], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 1], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.0], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 1], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.1], ["id", 2]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" ASC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 1], ["name", "control"], ["LIMIT", 1]]
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 1], ["name", "control"], ["LIMIT", 1]]
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."id" = ? LIMIT ?  [["id", 1], ["LIMIT", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SAVEPOINT active_record_1
   (0.0ms)  SELECT MIN("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SELECT MAX("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND ("lab_tech_observations"."name" != ?) WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND "lab_tech_observations"."exception_class" = ?  [["name", "control"], ["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"], ["exception_class", "Timeout::Error"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND ("lab_tech_observations"."name" != ?) WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND ("lab_tech_observations"."exception_class" != ?)  [["name", "control"], ["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"], ["exception_class", "Timeout::Error"]]
   (0.0ms)  SELECT "lab_tech_results"."time_delta", "lab_tech_results"."speedup_factor" FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
   (0.3ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.4ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.2ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", -9.999930625781417e-07], ["speedup_factor", -1.9999854481955763], ["created_at", "2019-12-21 00:30:22.711586"], ["control_duration", 1.00000761449337e-06], ["candidate_duration", 2.0000006770715117e-06]]
  SQL (0.2ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.712726"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 2.0000006770715117e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.713704"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 1.0], ["candidate_duration", 10.0], ["speedup_factor", -10.0], ["time_delta", -9.0], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 1], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.0], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 1], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 10.0], ["id", 2]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.1ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 2.0000006770715117e-06], ["created_at", "2019-12-21 00:30:22.721500"], ["control_duration", 2.0000006770715117e-06], ["candidate_duration", 0.0]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 2], ["name", "control"], ["duration", 2.0000006770715117e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.722425"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 2], ["name", "candidate"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.723200"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 1.0], ["candidate_duration", 2.0], ["speedup_factor", -2.0], ["time_delta", -1.0], ["id", 2]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 2], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.0], ["id", 3]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 2], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 2.0], ["id", 4]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 1.00000761449337e-06], ["speedup_factor", 2.000014552016182], ["created_at", "2019-12-21 00:30:22.730137"], ["control_duration", 2.0000006770715117e-06], ["candidate_duration", 9.999930625781417e-07]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 3], ["name", "control"], ["duration", 2.0000006770715117e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.731001"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 3], ["name", "candidate"], ["duration", 9.999930625781417e-07], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.731751"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 1.0], ["candidate_duration", 1.0], ["speedup_factor", 0.0], ["time_delta", 0.0], ["id", 3]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 3], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.0], ["id", 5]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 3], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.0], ["id", 6]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", -1.4551915228366852e-11], ["speedup_factor", -1.0000145520161818], ["created_at", "2019-12-21 00:30:22.738770"], ["control_duration", 9.999930625781417e-07], ["candidate_duration", 1.00000761449337e-06]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 4], ["name", "control"], ["duration", 9.999930625781417e-07], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.739654"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 4], ["name", "candidate"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.740488"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 1.0], ["candidate_duration", 0.5], ["speedup_factor", 2.0], ["time_delta", 0.5], ["id", 4]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 4], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.0], ["id", 7]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 4], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.5], ["id", 8]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", -1.4551915228366852e-11], ["speedup_factor", -1.0000145520161818], ["created_at", "2019-12-21 00:30:22.747958"], ["control_duration", 9.999930625781417e-07], ["candidate_duration", 1.00000761449337e-06]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 5], ["name", "control"], ["duration", 9.999930625781417e-07], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.748943"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 5], ["name", "candidate"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.749754"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 1.0], ["candidate_duration", 0.1], ["speedup_factor", 10.0], ["time_delta", 0.9], ["id", 5]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 5], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.0], ["id", 9]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 5], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.1], ["id", 10]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."id" = ? LIMIT ?  [["id", 1], ["LIMIT", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SAVEPOINT active_record_1
   (0.0ms)  SELECT MIN("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SELECT MAX("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND ("lab_tech_observations"."name" != ?) WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND "lab_tech_observations"."exception_class" = ?  [["name", "control"], ["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"], ["exception_class", "Timeout::Error"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND ("lab_tech_observations"."name" != ?) WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND ("lab_tech_observations"."exception_class" != ?)  [["name", "control"], ["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"], ["exception_class", "Timeout::Error"]]
   (0.0ms)  SELECT "lab_tech_results"."time_delta", "lab_tech_results"."speedup_factor" FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
   (0.6ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.4ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.2ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 0.0], ["speedup_factor", 0.0], ["created_at", "2019-12-21 00:30:22.766596"], ["control_duration", 1.00000761449337e-06], ["candidate_duration", 1.00000761449337e-06]]
  SQL (0.2ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.767756"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.768890"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 1.0], ["candidate_duration", 10.0], ["speedup_factor", -10.0], ["time_delta", -9.0], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 1], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.0], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 1], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 10.0], ["id", 2]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 0.0], ["speedup_factor", 0.0], ["created_at", "2019-12-21 00:30:22.777782"], ["control_duration", 1.00000761449337e-06], ["candidate_duration", 1.00000761449337e-06]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 2], ["name", "control"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.778984"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 2], ["name", "candidate"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.779892"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 1.0], ["candidate_duration", 2.0], ["speedup_factor", -2.0], ["time_delta", -1.0], ["id", 2]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 2], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.0], ["id", 3]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 2], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 2.0], ["id", 4]]
   (0.1ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", -9.999930625781417e-07], ["speedup_factor", -1.9999854481955763], ["created_at", "2019-12-21 00:30:22.788661"], ["control_duration", 1.00000761449337e-06], ["candidate_duration", 2.0000006770715117e-06]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 3], ["name", "control"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.789738"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 3], ["name", "candidate"], ["duration", 2.0000006770715117e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.790551"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 1.0], ["candidate_duration", 1.0], ["speedup_factor", 0.0], ["time_delta", 0.0], ["id", 3]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 3], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.0], ["id", 5]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 3], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.0], ["id", 6]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 0.0], ["speedup_factor", 0.0], ["created_at", "2019-12-21 00:30:22.798051"], ["control_duration", 9.999930625781417e-07], ["candidate_duration", 9.999930625781417e-07]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 4], ["name", "control"], ["duration", 9.999930625781417e-07], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.798955"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 4], ["name", "candidate"], ["duration", 9.999930625781417e-07], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.799757"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 1.0], ["candidate_duration", 0.5], ["speedup_factor", 2.0], ["time_delta", 0.5], ["id", 4]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 4], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.0], ["id", 7]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 4], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.5], ["id", 8]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 1.4551915228366852e-11], ["speedup_factor", 1.0000145520161818], ["created_at", "2019-12-21 00:30:22.806909"], ["control_duration", 1.00000761449337e-06], ["candidate_duration", 9.999930625781417e-07]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 5], ["name", "control"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.807777"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 5], ["name", "candidate"], ["duration", 9.999930625781417e-07], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.808555"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 1.0], ["candidate_duration", 0.1], ["speedup_factor", 10.0], ["time_delta", 0.9], ["id", 5]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 5], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.0], ["id", 9]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 5], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.1], ["id", 10]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."id" = ? LIMIT ?  [["id", 1], ["LIMIT", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SAVEPOINT active_record_1
   (0.0ms)  SELECT MIN("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SELECT MAX("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND ("lab_tech_observations"."name" != ?) WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND "lab_tech_observations"."exception_class" = ?  [["name", "control"], ["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"], ["exception_class", "Timeout::Error"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND ("lab_tech_observations"."name" != ?) WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND ("lab_tech_observations"."exception_class" != ?)  [["name", "control"], ["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"], ["exception_class", "Timeout::Error"]]
   (0.0ms)  SELECT "lab_tech_results"."time_delta", "lab_tech_results"."speedup_factor" FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
   (0.3ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.4ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.2ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", -9.999930625781417e-07], ["created_at", "2019-12-21 00:30:22.823809"], ["control_duration", 0.0], ["candidate_duration", 9.999930625781417e-07]]
  SQL (0.2ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.824887"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 9.999930625781417e-07], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.825855"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 1.0], ["candidate_duration", 10.0], ["speedup_factor", -10.0], ["time_delta", -9.0], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 1], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.0], ["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.1ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 1], ["name", "control"], ["LIMIT", 1]]
   (0.1ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 10.0], ["id", 2]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", -1.4551915228366852e-11], ["speedup_factor", -1.0000145520161818], ["created_at", "2019-12-21 00:30:22.833923"], ["control_duration", 9.999930625781417e-07], ["candidate_duration", 1.00000761449337e-06]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 2], ["name", "control"], ["duration", 9.999930625781417e-07], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.834789"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 2], ["name", "candidate"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.835544"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 1.0], ["candidate_duration", 2.0], ["speedup_factor", -2.0], ["time_delta", -1.0], ["id", 2]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 2], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.0], ["id", 3]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 2], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 2.0], ["id", 4]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", -1.00000761449337e-06], ["created_at", "2019-12-21 00:30:22.842639"], ["control_duration", 0.0], ["candidate_duration", 1.00000761449337e-06]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 3], ["name", "control"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.843455"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 3], ["name", "candidate"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.844201"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 1.0], ["candidate_duration", 1.0], ["speedup_factor", 0.0], ["time_delta", 0.0], ["id", 3]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 3], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.0], ["id", 5]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 3], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.0], ["id", 6]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 9.999930625781417e-07], ["created_at", "2019-12-21 00:30:22.850792"], ["control_duration", 9.999930625781417e-07], ["candidate_duration", 0.0]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 4], ["name", "control"], ["duration", 9.999930625781417e-07], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.851600"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 4], ["name", "candidate"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.859132"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 1.0], ["candidate_duration", 0.5], ["speedup_factor", 2.0], ["time_delta", 0.5], ["id", 4]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 4], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.0], ["id", 7]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 4], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.5], ["id", 8]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", -1.00000761449337e-06], ["created_at", "2019-12-21 00:30:22.865961"], ["control_duration", 0.0], ["candidate_duration", 1.00000761449337e-06]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 5], ["name", "control"], ["duration", 0.0], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.866722"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 5], ["name", "candidate"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.867417"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Result Load (0.1ms)  SELECT  "lab_tech_results".* FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? ORDER BY "lab_tech_results"."id" DESC LIMIT ?  [["experiment_id", 1], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "control_duration" = ?, "candidate_duration" = ?, "speedup_factor" = ?, "time_delta" = ? WHERE "lab_tech_results"."id" = ?  [["control_duration", 1.0], ["candidate_duration", 0.1], ["speedup_factor", 10.0], ["time_delta", 0.9], ["id", 5]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND "lab_tech_observations"."name" = ? LIMIT ?  [["result_id", 5], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 1.0], ["id", 9]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Observation Load (0.0ms)  SELECT  "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?) ORDER BY "lab_tech_observations"."id" ASC LIMIT ?  [["result_id", 5], ["name", "control"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_observations" SET "duration" = ? WHERE "lab_tech_observations"."id" = ?  [["duration", 0.1], ["id", 10]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."id" = ? LIMIT ?  [["id", 1], ["LIMIT", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SAVEPOINT active_record_1
   (0.0ms)  SELECT MIN("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SELECT MAX("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND ("lab_tech_observations"."name" != ?) WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND "lab_tech_observations"."exception_class" = ?  [["name", "control"], ["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"], ["exception_class", "Timeout::Error"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND ("lab_tech_observations"."name" != ?) WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND ("lab_tech_observations"."exception_class" != ?)  [["name", "control"], ["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"], ["exception_class", "Timeout::Error"]]
   (0.0ms)  SELECT "lab_tech_results"."time_delta", "lab_tech_results"."speedup_factor" FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
   (0.5ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.3ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.2ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 1.00000761449337e-06], ["speedup_factor", 2.000014552016182], ["created_at", "2019-12-21 00:30:22.882814"], ["control_duration", 2.0000006770715117e-06], ["candidate_duration", 9.999930625781417e-07]]
  SQL (0.2ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 2.0000006770715117e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.883819"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 9.999930625781417e-07], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.884672"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "time_delta" = NULL, "speedup_factor" = NULL WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."id" = ? LIMIT ?  [["id", 1], ["LIMIT", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SAVEPOINT active_record_1
   (0.0ms)  SELECT MIN("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SELECT MAX("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND ("lab_tech_observations"."name" != ?) WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND "lab_tech_observations"."exception_class" = ?  [["name", "control"], ["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"], ["exception_class", "Timeout::Error"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND ("lab_tech_observations"."name" != ?) WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND ("lab_tech_observations"."exception_class" != ?)  [["name", "control"], ["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"], ["exception_class", "Timeout::Error"]]
   (0.0ms)  SELECT "lab_tech_results"."time_delta", "lab_tech_results"."speedup_factor" FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
   (0.3ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.3ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.2ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "equivalent", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["equivalent", "t"], ["time_delta", 1.4551915228366852e-11], ["speedup_factor", 1.0000145520161818], ["created_at", "2019-12-21 00:30:22.894373"], ["control_duration", 1.00000761449337e-06], ["candidate_duration", 9.999930625781417e-07]]
  SQL (0.2ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.895384"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "candidate"], ["duration", 9.999930625781417e-07], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.896325"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "equivalent_count" = COALESCE("equivalent_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  SQL (0.1ms)  UPDATE "lab_tech_results" SET "time_delta" = NULL, "speedup_factor" = NULL WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."id" = ? LIMIT ?  [["id", 1], ["LIMIT", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SAVEPOINT active_record_1
   (0.0ms)  SELECT MIN("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SELECT MAX("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND ("lab_tech_observations"."name" != ?) WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND "lab_tech_observations"."exception_class" = ?  [["name", "control"], ["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"], ["exception_class", "Timeout::Error"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND ("lab_tech_observations"."name" != ?) WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND ("lab_tech_observations"."exception_class" != ?)  [["name", "control"], ["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"], ["exception_class", "Timeout::Error"]]
   (0.0ms)  SELECT "lab_tech_results"."time_delta", "lab_tech_results"."speedup_factor" FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
   (0.3ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.3ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.2ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "raised_error", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["raised_error", "t"], ["time_delta", -9.99998883344233e-06], ["speedup_factor", -10.999912689173458], ["created_at", "2019-12-21 00:30:22.906651"], ["control_duration", 1.00000761449337e-06], ["candidate_duration", 1.09999964479357e-05]]
  SQL (0.2ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 1.00000761449337e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.907658"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "exception_class", "exception_message", "exception_backtrace", "created_at") VALUES (?, ?, ?, ?, ?, ?, ?)  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  LabTech::Observation Load (0.1ms)  SELECT "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?)  [["result_id", 1], ["name", "control"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "timed_out_count" = COALESCE("timed_out_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."id" = ? LIMIT ?  [["id", 1], ["LIMIT", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SAVEPOINT active_record_1
   (0.0ms)  SELECT MIN("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SELECT MAX("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND ("lab_tech_observations"."name" != ?) WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND "lab_tech_observations"."exception_class" = ?  [["name", "control"], ["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"], ["exception_class", "Timeout::Error"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND ("lab_tech_observations"."name" != ?) WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND ("lab_tech_observations"."exception_class" != ?)  [["name", "control"], ["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"], ["exception_class", "Timeout::Error"]]
   (0.0ms)  SELECT "lab_tech_results"."time_delta", "lab_tech_results"."speedup_factor" FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
   (0.4ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.4ms)  INSERT INTO "lab_tech_experiments" ("name", "percent_enabled") VALUES (?, ?)  [["name", "wibble"], ["percent_enabled", 100]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."name" = ? LIMIT ?  [["name", "wibble"], ["LIMIT", 1]]
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.2ms)  INSERT INTO "lab_tech_results" ("experiment_id", "context", "raised_error", "time_delta", "speedup_factor", "created_at", "control_duration", "candidate_duration") VALUES (?, ?, ?, ?, ?, ?, ?, ?)  [["experiment_id", 1], ["context", "--- {}\n"], ["raised_error", "t"], ["time_delta", -8.000002708286047e-06], ["speedup_factor", -5.0], ["created_at", "2019-12-21 00:30:22.919724"], ["control_duration", 2.0000006770715117e-06], ["candidate_duration", 1.0000003385357559e-05]]
  SQL (0.2ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "value", "created_at") VALUES (?, ?, ?, ?, ?)  [["result_id", 1], ["name", "control"], ["duration", 2.0000006770715117e-06], ["value", "--- foo\n"], ["created_at", "2019-12-21 00:30:22.920715"]]
  SQL (0.1ms)  INSERT INTO "lab_tech_observations" ("result_id", "name", "duration", "exception_class", "exception_message", "exception_backtrace", "created_at") VALUES (?, ?, ?, ?, ?, ?, ?)  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  LabTech::Observation Load (0.1ms)  SELECT "lab_tech_observations".* FROM "lab_tech_observations" WHERE "lab_tech_observations"."result_id" = ? AND ("lab_tech_observations"."name" != ?)  [["result_id", 1], ["name", "control"]]
  SQL (0.1ms)  UPDATE "lab_tech_experiments" SET "other_error_count" = COALESCE("other_error_count", 0) + 1 WHERE "lab_tech_experiments"."id" = ?  [["id", 1]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
  LabTech::Experiment Load (0.0ms)  SELECT  "lab_tech_experiments".* FROM "lab_tech_experiments" WHERE "lab_tech_experiments"."id" = ? LIMIT ?  [["id", 1], ["LIMIT", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SAVEPOINT active_record_1
   (0.0ms)  SELECT MIN("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.0ms)  SELECT MAX("lab_tech_results"."created_at") FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ?  [["experiment_id", 1]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "f"], ["raised_error", "f"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND ("lab_tech_observations"."name" != ?) WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND "lab_tech_observations"."exception_class" = ?  [["name", "control"], ["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"], ["exception_class", "Timeout::Error"]]
   (0.1ms)  SELECT COUNT(*) FROM "lab_tech_results" INNER JOIN "lab_tech_observations" ON "lab_tech_observations"."result_id" = "lab_tech_results"."id" AND ("lab_tech_observations"."name" != ?) WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ? AND ("lab_tech_observations"."exception_class" != ?)  [["name", "control"], ["experiment_id", 1], ["equivalent", "f"], ["raised_error", "t"], ["exception_class", "Timeout::Error"]]
   (0.0ms)  SELECT "lab_tech_results"."time_delta", "lab_tech_results"."speedup_factor" FROM "lab_tech_results" WHERE "lab_tech_results"."experiment_id" = ? AND "lab_tech_results"."equivalent" = ? AND "lab_tech_results"."raised_error" = ?  [["experiment_id", 1], ["equivalent", "t"], ["raised_error", "f"]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
   (0.3ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.1ms)  SAVEPOINT active_record_1
  SQL (0.4ms)  INSERT INTO "lab_tech_experiments" ("name") VALUES (?)  [["name", "whatever"]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
   (0.3ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.4ms)  INSERT INTO "lab_tech_experiments" ("name") VALUES (?)  [["name", "Experiment 0"]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
   (0.0ms)  SAVEPOINT active_record_1
  SQL (0.1ms)  INSERT INTO "lab_tech_experiments" ("name") VALUES (?)  [["name", "Experiment 1"]]
   (0.0ms)  RELEASE SAVEPOINT active_record_1
   (0.3ms)  rollback transaction
   (0.0ms)  begin transaction
   (0.0ms)  rollback transaction