language: ruby
rvm:
  - 2.1.*
  - 2.2.*
  - '2.3'
  - '2.4'
  - '2.5'
  - '2.6'
gemfile:
  - gemfiles/Gemfile.fluentd.0.14
  - gemfiles/Gemfile.fluentd.0.12
  - gemfiles/Gemfile.fluentd.0.10
  - gemfiles/Gemfile.fluentd.0.10.45

matrix:
  exclude:
    - rvm: '2.4'
      gemfile: gemfiles/Gemfile.fluentd.0.10
    - rvm: '2.4'
      gemfile: gemfiles/Gemfile.fluentd.0.10.45
    - rvm: '2.5'
      gemfile: gemfiles/Gemfile.fluentd.0.10
    - rvm: '2.5'
      gemfile: gemfiles/Gemfile.fluentd.0.10.45
    - rvm: '2.6'
      gemfile: gemfiles/Gemfile.fluentd.0.10
    - rvm: '2.6'
      gemfile: gemfiles/Gemfile.fluentd.0.10.45