language: rust
matrix:
  include:
    - rust: stable
      env: FEATURES='use_std'
    - rust: beta
      env: FEATURES='use_std'
    - rust: nightly
      env: FEATURES='use_std'
    - rust: nightly
      env: FEATURES='use_std use_log'
    - rust: nightly
      env: FEATURES='use_alloc use_collections'
    - rust: nightly
      env: FEATURES=''
  allow_failures:
    - rust: stable # until 1.15 comes out
script:
   - cargo build --no-default-features --features "$FEATURES"
notifications:
  irc:
    channels:
      - "chat.freenode.net#m-labs"
    use_notice: true
    skip_join: true