Test 3: Verifying empty cases (no false positives)...
Found 5 ground truth file(s)

✓ 2.json: Correctly empty (no false positives)
✓ 3.json: Correctly empty (no false positives)
Traceback (most recent call last):
  File "<stdin>", line 39, in <module>
AttributeError: 'list' object has no attribute 'get'