language: rust
cache: cargo
rust:
- stable
- beta
- nightly
branches:
  only:
  - master
matrix:
  allow_failures:
    - rust: nightly

language: rust
cache: cargo
rust:
# - stable
- beta
- nightly
branches:
  only:
  - master
matrix:
  allow_failures:
    - rust: nightly

Stop testing on stable till Rust 2018 lands.
Stop testing on stable till Rust 2018 lands.
