When a pwntools or pwndbg stage cannot confirm that its owned process group stopped, the cleanup_incomplete result listed only the run ID and runtime directory, although a descendant can still be live. Add the retained supervisor's pid and process-group coordinates, as OwnedCommand reports for a non-transferred cleanup failure. Fixes #2274 Co-authored-by: Claude Opus 5.5 <noreply@anthropic.com>