language: rust
rust:
    - stable
    - beta
    - nightly
    - 1.28.0 # Ubuntu Bionic and Xenial

matrix:
    allow_failures:
        - rust: nightly
        - rust: 1.28.0
    fast_finish: true

cache: cargo

# Custom directory, for the correct year
before_script:
    - cd 2018

# After success on stable, run benchmark
after_success:
    - if [ "$TRAVIS_RUST_VERSION" == "stable" ]; then
          cargo bench;
      fi