language: ruby rvm: - 1.9.3 - 2.0 - 2.1 - 2.2.4 - 2.3.0 - 2.4.0 - ruby-head - jruby - jruby-head matrix: allow_failures: - rvm: ruby-head - rvm: jruby-head fast_finish: true before_install: - "sudo apt-get install libnotify4" - "gem install bundler"