Fix CI toolchain inputs and normalize working set paths

.github/workflows/ci.yml

@@ -18,6 +18,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: dtolnay/rust-toolchain@stable
         with:
+          toolchain: stable
           components: clippy, rustfmt
       - uses: Swatinem/rust-cache@v2
       - name: Check formatting
@@ -34,6 +35,8 @@ jobs:
     steps:
       - uses: actions/checkout@v4
       - uses: dtolnay/rust-toolchain@stable
+        with:
+          toolchain: stable
       - uses: Swatinem/rust-cache@v2
       - name: Run tests
         run: cargo test --all-features
@@ -49,6 +52,8 @@ jobs:
     steps:
       - uses: actions/checkout@v4
       - uses: dtolnay/rust-toolchain@stable
+        with:
+          toolchain: stable
       - uses: Swatinem/rust-cache@v2
       - name: Build
         run: cargo build --release
@@ -60,6 +65,8 @@ jobs:
     steps:
       - uses: actions/checkout@v4
       - uses: dtolnay/rust-toolchain@stable
+        with:
+          toolchain: stable
       - uses: Swatinem/rust-cache@v2
       - name: Build docs
         run: cargo doc --no-deps

.github/workflows/crates-publish.yml

@@ -12,6 +12,8 @@ jobs:
     steps:
       - uses: actions/checkout@v4
       - uses: dtolnay/rust-toolchain@stable
+        with:
+          toolchain: stable
       - uses: Swatinem/rust-cache@v2
 
       - name: Verify version matches tag

.github/workflows/release.yml

@@ -30,6 +30,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: dtolnay/rust-toolchain@stable
         with:
+          toolchain: stable
           targets: ${{ matrix.target }}
       - run: cargo build --release --target ${{ matrix.target }}
       - name: Rename binary

src/working_set.rs

@@ -389,7 +389,9 @@ fn clean_relative(path: &Path) -> PathBuf {
 }
 
 fn path_to_string(path: &Path) -> Option<String> {
-    path.as_os_str().to_str().map(ToOwned::to_owned)
+    path.as_os_str()
+        .to_str()
+        .map(|s| s.replace('\\', "/"))
 }
 
 fn extract_paths_from_message(message: &Message) -> Vec<String> {