{
  "scope": "CPU fault injection; NOT a ZeroGPU reproduction",
  "checks": [
    "worker exception reaches queued Workflow client; no failed result cached",
    "client cancellation ends coordinator; unfinished worker stays protected; no completed take",
    "real queued Workflow request, event, blocks and ContextVars reach GPU-call thread",
    "new backend work rejected while cancelled worker remains active",
    "late worker completion does not commit cancelled result",
    "new request succeeds after previous worker actually exits"
  ],
  "passed": true
}