anchor.diff:      $machine->sendKeys("ctrl-q");
       $machine->sleep(5);
       $machine->screenshot("gui_manager_stopped");
  +    destroyVM_simple;
     '';
   
     simple-cli = ''
  
positive.code:     waitForStartup_headless;
      waitForVMBoot_headless;
      shutdownVM_headless;
    '';
  
    host-usb-permissions = ''
  
negative.code:     });
  
      shutdownVM_simple;
      destroyVM_simple;
    '';
  
    headless = ''
  