language: ruby
rvm:
  - 2.0.0
  - 2.1.0
  - ruby-head
  - rbx

language: ruby
rvm:
  - 2.0.0
  - 2.1.0
  - ruby-head
  - rbx
matrix:
  allow_failures:
    - rvm: ruby-head

Allow tests against ruby-head to fail
Allow tests against ruby-head to fail