language: rust
cache: cargo
os:
  - linux
  - osx
rust:
  - stable
  - beta
  - nightly
matrix:
  allow_failures:
    - rust: nightly

language: rust
os:
  - linux
  - osx
rust:
  - stable
  - beta
  - nightly
matrix:
  allow_failures:
    - rust: nightly
cache:
  directories:
    - target/debug/deps

Enable caching for Travis CI
Enable caching for Travis CI
