Merge pull request containers#2468 from saschagrunert/codecov

Switch to lcov code coverage

.github/workflows/ci.yml

@@ -270,23 +270,14 @@ jobs:
       - name: Checkout
         uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
       - run: .github/install-deps
-      - name: Select Toolchain
-        uses: dtolnay/rust-toolchain@7b1c307e0dcbda6122208f10795a713336a9b35a
-        with:
-          toolchain: nightly
-          components: rustfmt
-      - name: Unit tests
-        run: cargo test --no-fail-fast
-        env:
-          CARGO_INCREMENTAL: "0"
-          RUSTFLAGS: "-Zprofile -Ccodegen-units=1 -Clink-dead-code -Coverflow-checks=off -Zpanic_abort_tests"
-          RUSTDOCFLAGS: "-Zprofile -Ccodegen-units=1 -Clink-dead-code -Coverflow-checks=off -Zpanic_abort_tests"
-      - name: Coverage
-        uses: actions-rs/grcov@770fa904bcbfc50da498080d1511da7388e6ddc6 # v0.1.6
-        with:
-          config: .github/grcov.yml
+      - name: Install cargo-llvm-cov
+        uses: taiki-e/install-action@cargo-llvm-cov
+      - name: Generate code coverage
+        run: cargo llvm-cov --all-features --lcov --output-path lcov.info
       - name: Upload Results
         uses: codecov/codecov-action@b9fd7d16f6d7d1b5d2bec1a2887e65ceed900238 # v4.6.0
+        with:
+          files: lcov.info
 
   test-integration:
     needs: release-static