stdout.stdOut == ""
        stdout.stdErr.contains("--broken")
    }

    def "handles output after worker messaging services are stopped"() {
        when:
        execute(worker(new OutputOnShutdownHookProcess()))

        then:
        noExceptionThrown()
        stdout.stdOut.contains("Goodbye, world!")
        stdout.stdErr == ""
    }

    def "handles output during worker shutdown"() {