language: ruby cache: bundler rvm: - 2.1 - 2.2 - 2.3 - 2.4 - 2.5 - 2.6 - 2.7 - jruby-9.2.0.0 # latest stable - jruby-head - rbx-2 matrix: allow_failures: - rvm: jruby-head - rvm: rbx-2