Split Rust CI, to improve failure detection

Author: mjp41

.github/workflows/rust.yml

@@ -21,6 +21,7 @@ jobs:
   build:
 
     runs-on: ${{ matrix.os }}
+    name: Rust ${{ matrix.rust }} on ${{ matrix.os }} (features: ${{ matrix.features.name }})
     defaults:
       run:
         shell: bash
@@ -30,6 +31,21 @@ jobs:
       matrix:
         os: [windows-latest, macos-14, macos-15, ubuntu-latest]
         rust: [stable, nightly]
+        features:
+          - name: default
+            args: ""
+          - name: debug
+            args: "--features debug"
+          - name: check
+            args: "--features check"
+          - name: build_cc
+            args: '--features "build_cc usecxx17"'
+          - name: native-cpu
+            args: "--features native-cpu"
+          - name: local_dynamic_tls
+            args: "--features local_dynamic_tls"
+          - name: lto
+            args: "--features lto"
       # Don't abort runners if a single one fails
       fail-fast: false
     steps:
@@ -45,18 +61,6 @@ jobs:
         fi
       shell: bash
     - name: Build
-      run: cargo build --verbose
+      run: cargo build --verbose ${{ matrix.features.args }}
     - name: Run tests
-      run: cargo test --all
-    - name: Run tests debug
-      run: cargo test --all --features debug
-    - name: Run tests check
-      run: cargo test --all --features check
-    - name: Run tests build_cc
-      run: cargo test --all --features "build_cc usecxx17"
-    - name: Run tests native-cpu
-      run: cargo test --all --features native-cpu
-    - name: Run tests local_dynamic_tls
-      run: cargo test --all --features local_dynamic_tls
-    - name: Run tests lto
-      run: cargo test --all --features lto
+      run: cargo test --all ${{ matrix.features.args }}