circle.yml in pheme-0.0.1 vs circle.yml in pheme-0.0.2

@@ -1,3 +1,9 @@
-machine:
-  ruby:
-    version: 2.3.0
+dependencies:
+  override:
+    - 'rvm-exec 2.1.0 bundle install'
+    - 'rvm-exec 2.3.0 bundle install'
+
+test:
+  override:
+    - 'rvm-exec 2.1.0 bundle exec rspec'
+    - 'rvm-exec 2.3.0 bundle exec rspec'