}
                }
            }
        """
        run "compileGroovy"
        outputs.recompiledClasses('ABase', 'A', 'WithTrait', 'WithTrait$Trait$FieldHelper', 'WithTrait$AllPluginsValidation', 'WithTrait$Trait$Helper')

        when:
        a.text = "class A extends ABase implements WithTrait { def m() { println('b') } }"

        then:
        executer.withStackTraceChecksDisabled()