Remove usage of actions-rs/*

.github/workflows/rust.yml

@@ -10,34 +10,23 @@ jobs:
       - name: Checkout sources
         uses: actions/checkout@v2
 
-      - name: Setup nightly toolchain
-        uses: actions-rs/toolchain@v1
-        with:
-          profile: minimal
-          toolchain: stable
-          override: true
-          components: rustfmt, clippy
+      - name: Setup Rust toolchain
+        run: |
+          rustup toolchain install stable --profile minimal --no-self-update -c clippy -c rustfmt
+          rustup default stable
+        shell: bash
+
+      - name: "Print Rust toolchain version"
+        run: rustc --version --verbose
+        shell: bash
+
+      - uses: Swatinem/rust-cache@v2
 
       - name: Fmt
-        uses: actions-rs/cargo@v1
-        with:
-          command: fmt
-          args: --all -- --check
+        run: cargo fmt --all -- --check
 
       - name: Clippy
-        uses: actions-rs/cargo@v1
-        with:
-          command: clippy
-          args: -- -D warnings
-
-      - name: Check
-        uses: actions-rs/cargo@v1
-        with:
-          command: check
-          args: --release
+        run: cargo clippy -- -D warnings
 
       - name: Test
-        uses: actions-rs/cargo@v1
-        with:
-          command: test
-          args: --release
+        run: cargo test --release