ci: Use install-action to install cargo-careful

Author: taiki-e

.github/workflows/ci.yml

@@ -83,15 +83,15 @@ jobs:
       - run: rustup toolchain add nightly --no-self-update
       - uses: taiki-e/install-action@cargo-hack
       - uses: taiki-e/install-action@cargo-minimal-versions
-      - uses: taiki-e/cache-cargo-install-action@v1
-        with:
-          tool: cargo-careful
+      - uses: taiki-e/install-action@cargo-careful
         if: startsWith(matrix.rust, 'nightly')
       - uses: taiki-e/setup-cross-toolchain-action@v1
         with:
           target: ${{ matrix.target }}
-      - run: cargo test --workspace --features $TEST_FEATURES            --target ${{ matrix.target }} $DOCTEST_XCOMPILE $BUILD_STD
-      - run: cargo test --workspace --features $TEST_FEATURES --release  --target ${{ matrix.target }} $DOCTEST_XCOMPILE $BUILD_STD
+      - run: cargo test --workspace --features $TEST_FEATURES --target ${{ matrix.target }} $DOCTEST_XCOMPILE $BUILD_STD
+      - run: cargo test --workspace --features $TEST_FEATURES --release --target ${{ matrix.target }} $DOCTEST_XCOMPILE $BUILD_STD
+      - run: cargo careful test --workspace --features $TEST_FEATURES --target ${{ matrix.target }} $DOCTEST_XCOMPILE $BUILD_STD
+        if: startsWith(matrix.rust, 'nightly')
       - run: cargo hack build --workspace --ignore-private --feature-powerset --depth 2 --optional-deps=portable-atomic --exclude-features panic-unwind,backtrace --target ${{ matrix.target }} $BUILD_STD
       - run: cargo minimal-versions build --workspace --features $TEST_FEATURES --ignore-private --target ${{ matrix.target }} $BUILD_STD