language: ruby dist: trusty # work at Ubuntu 14.04 for install Ruby 1.9.3 sudo: false rvm: - 1.9.3 - 2.0.0 - 2.1.10 - 2.2.10 - 2.3.8 - 2.4.9 - 2.5.7 - 2.6.5 - 2.7.0 script: - rspec spec