Try cargo-llvm-cov instead of cargo-tarpaulin

Author: andy128k

.github/workflows/coverage.yml

@@ -9,10 +9,13 @@ on:
 jobs:
   coverage:
     runs-on: ubuntu-latest
-    container:
-      image: xd009642/tarpaulin:latest
-      options: --security-opt seccomp=unconfined
     steps:
     - uses: actions/checkout@v3
-    - run: cargo tarpaulin -f -t 5 --out Xml -v -- --test-threads=1
-    - uses: codecov/codecov-action@v3
+    - name: Install cargo-llvm-cov
+      uses: taiki-e/install-action@cargo-llvm-cov
+    - name: Generate code coverage
+      run: cargo llvm-cov --all-features --workspace --lcov --output-path lcov.info
+    - name: Upload coverage to Codecov
+      uses: codecov/codecov-action@v3
+      with:
+        files: lcov.info