E: 18:test_fail.wrap: Using variable 'cnt' before assignment
E: 27:test_fail2.wrap: Using variable 'cnt' before assignment
E: 30:test_fail3: Using variable 'test_fail4' before assignment
E: 34:test_fail4: Using variable 'test_fail5' before assignment
E: 34:test_fail4: Using variable 'undefined' before assignment
E: 40:test_fail5: Using variable 'undefined1' before assignment