Use vanilla rustup in CI (wip)

.github/workflows/nightly.yml

@@ -14,11 +14,10 @@ jobs:
  - uses: actions/checkout@v4
  with:
  ref: stable
- - uses: dtolnay/rust-toolchain@stable
- with:
- toolchain: nightly
+ - name: Set up Rust toolchain
+ run: rustup toolchain install --no-self-update --profile minimal nightly
  - name: Build
- run: cargo build --all
+ run: cargo +nightly build --all
  - name: Generate self-profile
  run: RUSTFLAGS="-Zself-profile" cargo +nightly build --bin crox
  - name: Check crox

.github/workflows/rust.yml

@@ -17,19 +17,20 @@ jobs:
  build:
  strategy:
  matrix:
- rust_channel: [ stable, beta, nightly ]
+ rust: [ stable, beta, nightly ]
  include:
- - rust_channel: nightly
+ - rust: nightly
  check_cfg: '-Zcheck-cfg'
  runs-on: ubuntu-latest
  steps:
  - uses: actions/checkout@v4
- - uses: dtolnay/rust-toolchain@stable
- with:
- toolchain: ${{ matrix.rust_channel }}
+ - name: Set up Rust toolchain
+ run: |
+ rustup toolchain install --no-self-update --profile minimal ${{ matrix.rust }}
+ rustup default ${{ matrix.rust }}
  # Add a big endian target so we can check that everything at least
  # compiles on big endian.
- targets: powerpc64-unknown-linux-gnu
+ rustup target add --toolchain ${{ matrix.rust }} powerpc64-unknown-linux-gnu
  - name: Build
  run: cargo build --verbose --all ${{ matrix.check_cfg }}
  - name: Run tests