Move to maintained rust installer

See actions-rs/toolchain#216

Author: jonhoo

.github/workflows/check.yml

@@ -12,10 +12,8 @@ jobs:
         with:
           submodules: true
       - name: Install stable
-        uses: actions-rs/toolchain@v1
+        uses: dtolnay/rust-toolchain@stable
         with:
-          profile: minimal
-          toolchain: stable
           components: rustfmt
       - name: cargo fmt --check
         uses: actions-rs/cargo@v1
@@ -34,11 +32,9 @@ jobs:
         with:
           submodules: true
       - name: Install ${{ matrix.toolchain }}
-        uses: actions-rs/toolchain@v1
+        uses: dtolnay/rust-toolchain@master
         with:
-          profile: minimal
           toolchain: ${{ matrix.toolchain }}
-          default: true
           components: clippy
       - name: cargo clippy
         uses: actions-rs/clippy-check@v1
@@ -52,11 +48,7 @@ jobs:
         with:
           submodules: true
       - name: Install nightly
-        uses: actions-rs/toolchain@v1
-        with:
-          profile: minimal
-          toolchain: nightly
-          default: true
+        uses: dtolnay/rust-toolchain@nightly
       - name: cargo doc
         uses: actions-rs/cargo@v1
         with:
@@ -72,10 +64,7 @@ jobs:
         with:
           submodules: true
       - name: Install stable
-        uses: actions-rs/toolchain@v1
-        with:
-          profile: minimal
-          toolchain: stable
+        uses: dtolnay/rust-toolchain@stable
       - name: cargo install cargo-hack
         uses: taiki-e/install-action@cargo-hack
       - name: cargo hack
@@ -96,11 +85,9 @@ jobs:
         with:
           submodules: true
       - name: Install ${{ matrix.toolchain }}
-        uses: actions-rs/toolchain@v1
+        uses: dtolnay/rust-toolchain@master
         with:
-          profile: minimal
           toolchain: ${{ matrix.msrv }}
-          default: true
       - name: cargo +${{ matrix.msrv }} check
         uses: actions-rs/cargo@v1
         with:

.github/workflows/nostd.yml

@@ -11,12 +11,13 @@ jobs:
       matrix:
         target: [thumbv7m-none-eabi, aarch64-unknown-none]
     steps:
-      - uses: actions-rs/toolchain@v1
-        with:
-          profile: minimal
-          toolchain: stable
-          target: ${{ matrix.target }}
       - uses: actions/checkout@v3
+        with:
+          submodules: true
+      - name: Install stable
+        uses: dtolnay/rust-toolchain@stable
+      - name: rustup target add ${{ matrix.target }}
+        run: rustup target add ${{ matrix.target }}
       - name: cargo check
         uses: actions-rs/cargo@v1
         with:

.github/workflows/safety.yml

@@ -11,11 +11,7 @@ jobs:
         with:
           submodules: true
       - name: Install nightly
-        uses: actions-rs/toolchain@v1
-        with:
-          profile: minimal
-          toolchain: nightly
-          default: true
+        uses: dtolnay/rust-toolchain@nightly
       - run: |
             # to get the symbolizer for debug symbol resolution
             sudo apt install llvm
@@ -52,11 +48,9 @@ jobs:
       - run: |
           echo "NIGHTLY=nightly-$(curl -s https://rust-lang.github.io/rustup-components-history/x86_64-unknown-linux-gnu/miri)" >> $GITHUB_ENV
       - name: Install ${{ env.NIGHTLY }}
-        uses: actions-rs/toolchain@v1
+        uses: dtolnay/rust-toolchain@master
         with:
-          profile: minimal
           toolchain: ${{ env.NIGHTLY }}
-          default: true
           components: miri
       - name: cargo miri test
         uses: actions-rs/cargo@v1
@@ -72,10 +66,7 @@ jobs:
         with:
           submodules: true
       - name: Install stable
-        uses: actions-rs/toolchain@v1
-        with:
-          toolchain: stable
-          profile: minimal
+        uses: dtolnay/rust-toolchain@stable
       - name: cargo test --test loom
         uses: actions-rs/cargo@v1
         with:

.github/workflows/scheduled.yml

@@ -15,11 +15,7 @@ jobs:
         with:
           submodules: true
       - name: Install nightly
-        uses: actions-rs/toolchain@v1
-        with:
-          profile: minimal
-          toolchain: nightly
-          default: true
+        uses: dtolnay/rust-toolchain@nightly
       - name: cargo generate-lockfile
         if: hashFiles('Cargo.lock') == ''
         uses: actions-rs/cargo@v1
@@ -44,11 +40,7 @@ jobs:
           submodules: true
       - name: Install beta
         if: hashFiles('Cargo.lock') != ''
-        uses: actions-rs/toolchain@v1
-        with:
-          profile: minimal
-          toolchain: beta
-          default: true
+        uses: dtolnay/rust-toolchain@beta
       - name: cargo update
         if: hashFiles('Cargo.lock') != ''
         uses: actions-rs/cargo@v1

.github/workflows/test.yml

@@ -15,11 +15,9 @@ jobs:
         with:
           submodules: true
       - name: Install ${{ matrix.toolchain }}
-        uses: actions-rs/toolchain@v1
+        uses: dtolnay/rust-toolchain@master
         with:
-          profile: minimal
           toolchain: ${{ matrix.toolchain }}
-          default: true
       - name: cargo generate-lockfile
         if: hashFiles('Cargo.lock') == ''
         uses: actions-rs/cargo@v1
@@ -39,15 +37,11 @@ jobs:
         with:
           submodules: true
       - name: Install stable
-        uses: actions-rs/toolchain@v1
-        with:
-          profile: minimal
-          toolchain: stable
+        uses: dtolnay/rust-toolchain@stable
       - name: Install nightly for -Zminimal-versions
-        uses: actions-rs/toolchain@v1
-        with:
-          profile: minimal
-          toolchain: nightly
+        uses: dtolnay/rust-toolchain@nightly
+      - name: rustup default stable
+        run: rustup default stable
       - name: cargo update -Zminimal-versions
         uses: actions-rs/cargo@v1
         with:
@@ -71,10 +65,7 @@ jobs:
         with:
           submodules: true
       - name: Install stable
-        uses: actions-rs/toolchain@v1
-        with:
-          profile: minimal
-          toolchain: stable
+        uses: dtolnay/rust-toolchain@stable
       - name: cargo generate-lockfile
         if: hashFiles('Cargo.lock') == ''
         uses: actions-rs/cargo@v1
@@ -93,10 +84,8 @@ jobs:
         with:
           submodules: true
       - name: Install stable
-        uses: actions-rs/toolchain@v1
+        uses: dtolnay/rust-toolchain@stable
         with:
-          profile: minimal
-          toolchain: stable
           components: llvm-tools-preview
       - name: cargo install cargo-llvm-cov
         uses: taiki-e/install-action@cargo-llvm-cov