script should exit with an error code if the crash is found

Author: vedhavyas

scripts/run-fuzzer.sh

@@ -95,10 +95,13 @@ if [[ -d "$CRASH_DIR" ]]; then
     CRASH_COUNT=$(find "$CRASH_DIR" -type f | wc -l | tr -d ' ')
     if [[ "$CRASH_COUNT" -gt 0 ]]; then
         echo "⚠️  Found $CRASH_COUNT crashes from this fuzzing run."
+        exit 1
     else
         echo "✅ No crashes detected."
+        exit 0
     fi
 else
-    echo "⚠️  Crash directory not found: $CRASH_DIR"
-    echo "    (Fuzzer output structure may have changed)"
+    echo "❌ Crash directory not found: $CRASH_DIR"
+    echo "    (Fuzzer output structure may have changed or fuzzing failed)"
+    exit 2
 fi