rvm: - 1.9.3 - 2.1.5 - 2.2.2 - 2.3.4 - 2.4.1 - 2.5.0 sudo: false dist: trusty cache: bundler install: - gem update --system 2.6.12 # https://github.com/rubygems/rubygems/issues/2024 - gem install bundler - "bundle install --verbose --jobs=3 --retry=3 --path=${BUNDLE_PATH:-vendor/bundle}"