Add clippy using latest rust version to CI

Fixes: #1511

.github/workflows/CICD.yml

@@ -44,6 +44,16 @@ jobs:
     - uses: actions/checkout@v4
     - run: cargo fmt -- --check
 
+  lint_check:
+    name: Ensure 'cargo clippy' has no warnings
+    runs-on: ubuntu-latest
+    steps:
+    - uses: dtolnay/rust-toolchain@stable
+      with:
+        components: clippy
+    - uses: actions/checkout@v4
+    - run: cargo clippy --all-targets --all-features -- -Dwarnings
+
   min_version:
     name: Minimum supported rust version
     runs-on: ubuntu-20.04

tests/tests.rs

@@ -1311,7 +1311,8 @@ fn test_type_executable() {
     let te = TestEnv::new(DEFAULT_DIRS, DEFAULT_FILES);
 
     fs::OpenOptions::new()
-        .create(true)
+        .create_new(true)
+        .truncate(true)
         .write(true)
         .mode(0o777)
         .open(te.test_root().join("executable-file.sh"))
@@ -1319,6 +1320,7 @@ fn test_type_executable() {
 
     fs::OpenOptions::new()
         .create(true)
+        .truncate(true)
         .write(true)
         .mode(0o645)
         .open(te.test_root().join("not-user-executable-file.sh"))