update github actions workflow

* Update workflow dependency versions.
* Test stable against latest versions of crates.

Author: sunshowers

.github/workflows/ci.yml

@@ -15,22 +15,15 @@ jobs:
     env:
       RUSTFLAGS: -D warnings
     steps:
-      - uses: actions/checkout@v2
-      - uses: actions-rs/toolchain@v1
+      - uses: actions/checkout@v3
+      - uses: dtolnay/rust-toolchain@stable
         with:
-          toolchain: stable
           components: rustfmt, clippy
-      - uses: Swatinem/rust-cache@c5ed9ba6b7e1bb8aff90d43acd2f0af4990fa57c
+      - uses: Swatinem/rust-cache@v2
       - name: Lint (rustfmt)
-        uses: actions-rs/cargo@v1
-        with:
-          command: xfmt
-          args: --check
+        run: cargo xfmt --check
       - name: Lint (clippy)
-        uses: actions-rs/cargo@v1
-        with:
-          command: clippy
-          args: --all-features --all-targets
+        run: cargo clippy --all-features --all-targets
 
   build:
     name: Build and test
@@ -44,20 +37,19 @@ jobs:
     env:
       RUSTFLAGS: -D warnings
     steps:
-      - uses: actions/checkout@v2
-      - uses: actions-rs/toolchain@v1
+      - uses: actions/checkout@v3
+      - uses: dtolnay/rust-toolchain@v1
         with:
           toolchain: ${{ matrix.rust-version }}
-          override: true
-      - uses: Swatinem/rust-cache@c5ed9ba6b7e1bb8aff90d43acd2f0af4990fa57c
+      - uses: Swatinem/rust-cache@v2
       - name: Build
-        uses: actions-rs/cargo@v1
-        with:
-          command: build
+        run: cargo build
       - name: Install nextest
         uses: taiki-e/install-action@nextest
       - name: Test
-        uses: actions-rs/cargo@v1
-        with:
-          command: nextest
-          args: run --all-features
+        run: cargo nextest run --all-fatures
+      - name: Delete Cargo.lock and test against latest versions
+        if: matrix.rust-version == 'stable'
+        run: |
+          rm Cargo.lock
+          cargo nextest run --all-features