QA output created by 143
{"return": {}}
{"return": {}}
can't open device nbd+unix:///no_such_export?socket=TEST_DIR/nbd: Requested export not available
server reported: export 'no_such_export' not present
{"return": {}}
{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "SHUTDOWN", "data": {"guest": false}}
*** done