actually, let's try machete?

.github/workflows/test_rust.yml

@@ -141,18 +141,23 @@ jobs:
   dependencies:
     needs: changes
     if: needs.changes.outputs.should_run == 'true'
-    name: Dependencies
+    name: Check dependencies
     runs-on: ubuntu-22.04
+    continue-on-error: true
 
     steps:
       - uses: actions/checkout@v4
 
       - name: Install Rust toolchain
         uses: dtolnay/rust-toolchain@stable
 
-      - name: Check licensing and duplicates in used crates
+      - name: Check licenses, duplicates, and advisories
         uses: EmbarkStudios/cargo-deny-action@v1
 
+      - name: Check unused dependencies
+        uses: bnjbvr/cargo-machete@main
+
+
   check-required:
     needs: changes
     if: needs.changes.outputs.should_run == 'false'