CI: Updates to test MSRV correctly

Author: str4d

.github/workflows/ci.yml

@@ -12,9 +12,11 @@ jobs:
         features: [--all-features, --no-default-features]
     continue-on-error: true
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Run tests
         run: cargo test --verbose --release ${{ matrix.features }}
+      - name: Verify working directory is clean
+        run: git diff --exit-code
 
   test-32-bit:
     name: Test on i686-unknown-linux-gnu with ${{ matrix.features }}
@@ -24,7 +26,7 @@ jobs:
         features: [--all-features, --no-default-features]
     continue-on-error: true
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Install cross-platform support dependencies
         run: sudo apt install gcc-multilib
       - run: rustup target add i686-unknown-linux-gnu
@@ -34,6 +36,8 @@ jobs:
           --verbose
           --target i686-unknown-linux-gnu
           ${{ matrix.features }}
+      - name: Verify working directory is clean
+        run: git diff --exit-code
 
   no-std:
     name: Check no-std target ${{ matrix.target }}
@@ -46,7 +50,7 @@ jobs:
           - wasm32-wasi
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - run: rustup target add ${{ matrix.target }}
       - name: Build
         run: >
@@ -59,7 +63,7 @@ jobs:
     name: Bitrot check
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       # Build benchmarks to prevent bitrot
       - name: Build benchmarks
         run: cargo build --benches --all-features
@@ -68,7 +72,7 @@ jobs:
     name: Book tests
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - run: cargo build
       - name: Setup mdBook
         uses: peaceiris/actions-mdbook@v1
@@ -84,7 +88,7 @@ jobs:
       image: xd009642/tarpaulin:develop-nightly
       options: --security-opt seccomp=unconfined
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Generate coverage report
         run: cargo tarpaulin --engine llvm --all-features --timeout 600 --out Xml
       - name: Upload coverage to Codecov
@@ -94,16 +98,15 @@ jobs:
     name: Intra-doc links
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - run: cargo fetch
       # Requires #![deny(rustdoc::broken_intra_doc_links)] in crates.
       - name: Check intra-doc links
-        run: cargo doc --document-private-items
+        run: cargo doc --all-features --document-private-items
 
   fmt:
     name: Rustfmt
-    timeout-minutes: 30
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - run: cargo fmt -- --check

.gitignore

@@ -1,5 +1,4 @@
 /target
 **/*.rs.bk
-Cargo.lock
 .vscode
 **/*.html