{
  "engine_launched": false,
  "reason": "Exact private prefix occupied by prior owned checkpoint-test winedevice helper PID514577",
  "prior_run": "/tmp/erri-convoy-baseline-a01",
  "cleanup_evidence": "../../checkpoint-squads-2026-11-10/native-compile/owned-helper-cleanup.json",
  "previous_claim_correction": "../../checkpoint-squads-2026-11-10/native-compile/cleanup-followup-correction.json"
}