GEM remote: https://rubygems.org/ specs: concurrent-ruby (1.1.9) cool.io (1.7.1) fluent-plugin-formatter-protobuf (0.1.0) fluentd (>= 1.0, < 2) google-protobuf (~> 3.18) fluentd (1.14.2) bundler cool.io (>= 1.4.5, < 2.0.0) http_parser.rb (>= 0.5.1, < 0.8.0) msgpack (>= 1.3.1, < 2.0.0) serverengine (>= 2.2.2, < 3.0.0) sigdump (~> 0.2.2) strptime (>= 0.2.4, < 1.0.0) tzinfo (>= 1.0, < 3.0) tzinfo-data (~> 1.0) webrick (>= 1.4.2, < 1.8.0) yajl-ruby (~> 1.0) google-protobuf (3.19.2) google-protobuf (3.19.2-x86_64-linux) http_parser.rb (0.7.0) msgpack (1.4.2) serverengine (2.2.4) sigdump (~> 0.2.2) sigdump (0.2.4) strptime (0.2.5) tzinfo (2.0.4) concurrent-ruby (~> 1.0) tzinfo-data (1.2021.5) tzinfo (>= 1.0.0) webrick (1.7.0) yajl-ruby (1.4.1) PLATFORMS ruby x86_64-linux DEPENDENCIES fluent-plugin-formatter-protobuf (= 0.1.0) fluentd (= 1.14.2) BUNDLED WITH 2.2.29