trashFile.text = "junk"

        when:
        succeeds("assertVersion", "-PrepoVersion=1.0")
        then:
        trashFile.assertExists()

        when:
        cleanupNow()
        succeeds("assertVersion", "-PrepoVersion=1.0")
        then:
        // checkout was used recently, so it should still be kept around
        trashFile.assertExists()
    }

                void defaultOs(@Path('platform.operatingSystem') OperatingSystem os) {
                    os.name = "default"
                }

                @Finalize
                void cleanUpOs(@Path('platform.operatingSystem') OperatingSystem os) {
                    os.name += " x86"
                }

                @Mutate
                void addPersonTask(ModelMap<Task> tasks, Platform platform) {