master
language: ruby cache: bundler addons: apt: packages: - bind9 matrix: include: - rvm: 2.3 - rvm: 2.4 - rvm: 2.5 - rvm: 2.6 - rvm: 2.7 - rvm: jruby-head env: JRUBY_OPTS="--debug -X+O" - rvm: ruby-head allow_failures: - rvm: ruby-head - rvm: jruby-head