Launching source VM...
Launching destination VM...
{"return": {}}
{"return": {}}
Enabling migration QMP events on A...
{"return": {}}
Starting migration to B...
{"return": {}}
{"data": {"status": "setup"}, "event": "MIGRATION", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
{"data": {"status": "active"}, "event": "MIGRATION", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
{"data": {"status": "completed"}, "event": "MIGRATION", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
completed
completed
{"return": {"running": false, "singlestep": false, "status": "postmigrate"}}
{"return": {"running": true, "singlestep": false, "status": "running"}}
Add a second parent to drive0-file...
{"return": {}}
Restart A with -incoming and second parent...
{"return": {}}
Enabling migration QMP events on B...
{"return": {}}
Starting migration back to A...
{"return": {}}
{"data": {"status": "setup"}, "event": "MIGRATION", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
{"data": {"status": "active"}, "event": "MIGRATION", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
{"data": {"status": "completed"}, "event": "MIGRATION", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
completed
completed
{"return": {"running": true, "singlestep": false, "status": "running"}}
{"return": {"running": false, "singlestep": false, "status": "postmigrate"}}