language: ruby rvm: - 2.3 - 2.4 - 2.5 - 2.6 - ruby-head gemfile: - gemfiles/sidekiq_3.x.gemfile - gemfiles/sidekiq_4.x.gemfile - gemfiles/sidekiq_5.x.gemfile before_install: - gem update --system - gem update bundler services: redis notifications: email: false matrix: fast_finish: true allow_failures: - rvm: ruby-head