message: Install rust nightly by default in mac
diff: @@ -218,15 +218,15 @@ jobs:
  - run:
  name: Install Rust
  command: |
  - curl https://sh.rustup.rs -sSf | sh -s -- -y
  + curl https://sh.rustup.rs -sSf | sh -s -- -y --default-toolchain nightly-2019-04-11
  export PATH="$HOME/.cargo/bin:$PATH"
  cargo --version
  # Use rust nightly (for singlepass, for now)
  - - run:
  - name: Install Rust nightly
  - command: |
  - export PATH="$HOME/.rustup/bin:$PATH"
  - rustup default nightly-2019-04-11
  + # - run:
  + # name: Install Rust nightly
  + # command: |
  + # export PATH="$HOME/.rustup/bin:$PATH"
  + # rustup default nightly-2019-04-11
  - run:
  name: Tests
  command: |
  