{"abstract":"A run stops after its current turn despite queued follow-up items.","category":"Agent workflow termination","checks":6,"contract":"Return true iff active_count is zero and queued_count is zero.","contract_signature":"active_count, queued_count","evaluation_group":"xh-http2-ping-requires-zero-stream-and-eight-byte-payload","failed_approach":"Allowing a queue of one item to count as drained still closes before follow-up work runs.","family":"w3-agent-workflow-termination-queued-followup-drain","id":"FA-99921","implementations":{"attempt":{"sha256":"6bf3f206e8819f9863e24903d35e54d7ca995c4a404ac7ef09be3a6f28cda6ea","source":"\"\"\"Failure Map reference implementation. Python standard library only.\"\"\"\nimport json\n\nN = 1\nobservations = []\ndef solve(active_count, queued_count):\n    return active_count == 0 and queued_count <= 1\ndef check(label, actual, expected):\n    observations.append({\"check\": label, \"actual\": actual, \"expected\": expected, \"passed\": actual == expected})\ncheck('nothing outstanding', solve(0,0),True)\ncheck('queued followup', solve(0,N),False)\ncheck('active step', solve(1,0),False)\ncheck('both kinds', solve(N,N),False)\ncheck('single queued', solve(0,1),False)\ncheck('several active steps', solve(N+1,0),False)\nprint(json.dumps({\"observations\": observations, \"passed\": all(x[\"passed\"] for x in observations)}, ensure_ascii=False))\nraise SystemExit(0 if all(x[\"passed\"] for x in observations) else 1)\n"},"broken":{"sha256":"22369268b70808559e122c981dfd95d3c66c864173d05784197536a948fd6aee","source":"\"\"\"Failure Map reference implementation. Python standard library only.\"\"\"\nimport json\n\nN = 1\nobservations = []\ndef solve(active_count, queued_count):\n    return active_count == 0\ndef check(label, actual, expected):\n    observations.append({\"check\": label, \"actual\": actual, \"expected\": expected, \"passed\": actual == expected})\ncheck('nothing outstanding', solve(0,0),True)\ncheck('queued followup', solve(0,N),False)\ncheck('active step', solve(1,0),False)\ncheck('both kinds', solve(N,N),False)\ncheck('single queued', solve(0,1),False)\ncheck('several active steps', solve(N+1,0),False)\nprint(json.dumps({\"observations\": observations, \"passed\": all(x[\"passed\"] for x in observations)}, ensure_ascii=False))\nraise SystemExit(0 if all(x[\"passed\"] for x in observations) else 1)\n"}},"limitations":"Counts are nonnegative; queue ordering and dispatch are outside scope. This reproducer isolates one failure mechanism. Results cover the supplied fixtures. Variants within a family share a test contract and should remain grouped when constructing evaluation splits. Related mechanisms with a shared evaluation_group must also remain together; these controlled models are not independent production incidents.","method":"Deterministic executable model with adversarial boundary fixtures.","provenance":{"created_by":"Failure Map","dependencies":"Python standard library","family":"w3-agent-workflow-termination-queued-followup-drain","generated_at":"2026-09-30T16:48:29.887238+00:00","license":"CC0-1.0","python":"3.12.14","seed":1,"split":"open-access"},"relevance":"This toy decision rule isolates one bounded agent-loop completion contract.","root_cause":"The finish predicate checks active work but omits the ready queue.","sha256":"0e5f6445e6abde5a283a68f7e03918f8442436e5e3f9f0f5465e5e2d9c6e5aba","title":"Workflow: workflow closes while follow-up work is queued · case 01","variant":1,"variant_policy":"The fixture code references N, supplied as 1 through 5. Fixed boundary checks may repeat. These records share one mechanism and must remain together in evaluation splits.","verified":true,"visibility":"public","verification":{"attempt":{"elapsed_ms":31.832,"exit_code":1,"observations":[{"actual":true,"check":"nothing outstanding","expected":true,"passed":true},{"actual":true,"check":"queued followup","expected":false,"passed":false},{"actual":false,"check":"active step","expected":false,"passed":true},{"actual":false,"check":"both kinds","expected":false,"passed":true},{"actual":true,"check":"single queued","expected":false,"passed":false},{"actual":false,"check":"several active steps","expected":false,"passed":true}],"passed":false,"stderr":"","stdout":"{\"observations\": [{\"check\": \"nothing outstanding\", \"actual\": true, \"expected\": true, \"passed\": true}, {\"check\": \"queued followup\", \"actual\": true, \"expected\": false, \"passed\": false}, {\"check\": \"active step\", \"actual\": false, \"expected\": false, \"passed\": true}, {\"check\": \"both kinds\", \"actual\": false, \"expected\": false, \"passed\": true}, {\"check\": \"single queued\", \"actual\": true, \"expected\": false, \"passed\": false}, {\"check\": \"several active steps\", \"actual\": false, \"expected\": false, \"passed\": true}], \"passed\": false}\n"},"broken":{"elapsed_ms":31.874,"exit_code":1,"observations":[{"actual":true,"check":"nothing outstanding","expected":true,"passed":true},{"actual":true,"check":"queued followup","expected":false,"passed":false},{"actual":false,"check":"active step","expected":false,"passed":true},{"actual":false,"check":"both kinds","expected":false,"passed":true},{"actual":true,"check":"single queued","expected":false,"passed":false},{"actual":false,"check":"several active steps","expected":false,"passed":true}],"passed":false,"stderr":"","stdout":"{\"observations\": [{\"check\": \"nothing outstanding\", \"actual\": true, \"expected\": true, \"passed\": true}, {\"check\": \"queued followup\", \"actual\": true, \"expected\": false, \"passed\": false}, {\"check\": \"active step\", \"actual\": false, \"expected\": false, \"passed\": true}, {\"check\": \"both kinds\", \"actual\": false, \"expected\": false, \"passed\": true}, {\"check\": \"single queued\", \"actual\": true, \"expected\": false, \"passed\": false}, {\"check\": \"several active steps\", \"actual\": false, \"expected\": false, \"passed\": true}], \"passed\": false}\n"}},"member_only":{"stages":["fixed"],"fields":["implementations.fixed","verification.fixed","harness","repair"],"note":"The verified repair, its recorded checks, the repair description, and the scoring harness are available to members."}}