{"abstract":"Surplus on one lot hides unmet demand on another at clock close.","category":"Auction allocation rules","checks":11,"contract":"One bounded clock-auction round maintains per-lot demand at posted prices. Demand reductions become binding only at accepted clock prices; exits cannot be undone; deferred reductions are reconsidered against the new price. Arrays are aligned by lot and values are nonnegative integers. Named decision round-clearing-quiescence: Require every lot to be non-overdemanded before closing the round.","contract_signature":"x","evaluation_group":"s3-auction-clock-demand","failed_approach":"The attempted repair uses all(q<s for q,s in zip(x[\"old\"],x[\"supply\"])); the explicit regression cases demonstrate that this still violates the stipulated auction rule.","family":"s3-auction-allocation-rules-clock-demand-round-clearing-quiescence","id":"FA-56626","implementations":{"attempt":{"sha256":"6bf7c4ebcdc533bac2b20ade77b13434a6b8c61435891d972fb509f8426e0db5","source":"\"\"\"Failure Map reference implementation. Python standard library only.\"\"\"\nimport json\n\nN = 1\nobservations = []\ndef solve(x):\n    v0 = [min(o,r) if a else o for o,r,a in zip(x[\"old\"],x[\"requested\"],x[\"accepted\"])]\n    v1 = [0 if e else q for e,q in zip(x[\"exited\"],x[\"requested\"])]\n    v2 = [p if a else old for p,old,a in zip(x[\"prices\"],x[\"previous_prices\"],x[\"accepted\"])]\n    v3 = [min(q,c) for q,c in zip(x[\"requested\"],x[\"caps\"])]\n    v4 = [max(0,q-s) for q,s in zip(x[\"old\"],x[\"supply\"])]\n    v5 = [i for i,(q,s) in enumerate(zip(x[\"old\"],x[\"supply\"])) if q>s]\n    v6 = [d if p>=w else o for d,p,w,o in zip(x[\"deferred\"],x[\"prices\"],x[\"withdrawal_prices\"],x[\"old\"])]\n    v7 = all(q<s for q,s in zip(x[\"old\"],x[\"supply\"]))\n    v8 = [a and p!=o for a,p,o in zip(x[\"accepted\"],x[\"prices\"],x[\"previous_prices\"])]\n    v9 = x[\"old\"] if x[\"round\"]<=x[\"last_round\"] else x[\"requested\"]\n    return {'accepted-reduction':v0,'irreversible-exit':v1,'posted-price-lock':v2,'demand-cap':v3,'excess-demand':v4,'clock-step-selection':v5,'deferred-exit-trigger':v6,'round-clearing-quiescence':v7,'price-change-ack':v8,'round-demand-replay':v9}\ndef check(label, actual, expected):\n    observations.append({\"check\": label, \"actual\": actual, \"expected\": expected, \"passed\": actual == expected})\nfixtures = [('cross lot surplus', {'old': [5, 3], 'requested': [2, 4], 'accepted': [True, False], 'exited': [False, True], 'prices': [10, 20], 'previous_prices': [8, 20], 'caps': [3, 3], 'supply': [4, 9], 'deferred': [1, 2], 'withdrawal_prices': [9, 25], 'reopened': False, 'round': 2, 'last_round': 1}, [False, False, False, False, False]), ('unequal demand caps / cross lot surplus', {'old': [5, 3], 'requested': [2, 4], 'accepted': [True, False], 'exited': [False, True], 'prices': [10, 20], 'previous_prices': [8, 20], 'caps': [1, 5], 'supply': [4, 9], 'deferred': [1, 2], 'withdrawal_prices': [9, 25], 'reopened': False, 'round': 2, 'last_round': 1}, [False, False, False, False, False]), ('balanced lots', {'old': [5, 3], 'requested': [2, 4], 'accepted': [True, False], 'exited': [False, True], 'prices': [10, 20], 'previous_prices': [8, 20], 'caps': [3, 3], 'supply': [5, 3], 'deferred': [1, 2], 'withdrawal_prices': [9, 25], 'reopened': False, 'round': 2, 'last_round': 1}, [True, True, True, True, True]), ('unequal demand caps / balanced lots', {'old': [5, 3], 'requested': [2, 4], 'accepted': [True, False], 'exited': [False, True], 'prices': [10, 20], 'previous_prices': [8, 20], 'caps': [1, 5], 'supply': [5, 3], 'deferred': [1, 2], 'withdrawal_prices': [9, 25], 'reopened': False, 'round': 2, 'last_round': 1}, [True, True, True, True, True]), ('normal contract', {'old': [5, 3], 'requested': [2, 4], 'accepted': [True, False], 'exited': [False, True], 'prices': [10, 20], 'previous_prices': [8, 20], 'caps': [3, 3], 'supply': [4, 2], 'deferred': [1, 2], 'withdrawal_prices': [9, 25], 'reopened': False, 'round': 2, 'last_round': 1}, [False, False, False, False, False]), ('unequal demand caps', {'old': [5, 3], 'requested': [2, 4], 'accepted': [True, False], 'exited': [False, True], 'prices': [10, 20], 'previous_prices': [8, 20], 'caps': [1, 5], 'supply': [4, 2], 'deferred': [1, 2], 'withdrawal_prices': [9, 25], 'reopened': False, 'round': 2, 'last_round': 1}, [False, False, False, False, False]), ('exit at trigger', {'old': [5, 3], 'requested': [2, 4], 'accepted': [True, False], 'exited': [False, True], 'prices': [9, 25], 'previous_prices': [8, 20], 'caps': [3, 3], 'supply': [4, 2], 'deferred': [1, 2], 'withdrawal_prices': [9, 25], 'reopened': False, 'round': 2, 'last_round': 1}, [False, False, False, False, False]), ('all accepted', {'old': [5, 3], 'requested': [2, 4], 'accepted': [True, True], 'exited': [False, True], 'prices': [10, 20], 'previous_prices': [8, 20], 'caps': [3, 3], 'supply': [4, 2], 'deferred': [1, 2], 'withdrawal_prices': [9, 25], 'reopened': False, 'round': 2, 'last_round': 1}, [False, False, False, False, False]), ('none accepted', {'old': [5, 3], 'requested': [2, 4], 'accepted': [False, False], 'exited': [False, True], 'prices': [10, 20], 'previous_prices': [8, 20], 'caps': [3, 3], 'supply': [4, 2], 'deferred': [1, 2], 'withdrawal_prices': [9, 25], 'reopened': False, 'round': 2, 'last_round': 1}, [False, False, False, False, False]), ('no exited lots', {'old': [5, 3], 'requested': [2, 4], 'accepted': [True, False], 'exited': [False, False], 'prices': [10, 20], 'previous_prices': [8, 20], 'caps': [3, 3], 'supply': [4, 2], 'deferred': [1, 2], 'withdrawal_prices': [9, 25], 'reopened': False, 'round': 2, 'last_round': 1}, [False, False, False, False, False]), ('auction reopened', {'old': [5, 3], 'requested': [2, 4], 'accepted': [True, False], 'exited': [False, True], 'prices': [10, 20], 'previous_prices': [8, 20], 'caps': [3, 3], 'supply': [4, 2], 'deferred': [1, 2], 'withdrawal_prices': [9, 25], 'reopened': True, 'round': 2, 'last_round': 1}, [False, False, False, False, False])]\ndef vary(value):\n if type(value) is int: return value*N\n if isinstance(value,list): return [vary(v) for v in value]\n if isinstance(value,dict): return {k:(v if k in ['count', 'delivery_index', 'disputed', 'maximum_set', 'minimum_set', 'stage', 'threshold', 'waived'] else vary(v)) for k,v in value.items()}\n return value\nfor label, request, expected in fixtures:\n check(label, solve(vary(request))['round-clearing-quiescence'], expected[N-1])\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":"2234feaafe8af416f9ff5213dd2e8a0ad4c94c711d9a936bad3a3bb530f465e7","source":"\"\"\"Failure Map reference implementation. Python standard library only.\"\"\"\nimport json\n\nN = 1\nobservations = []\ndef solve(x):\n    v0 = [min(o,r) if a else o for o,r,a in zip(x[\"old\"],x[\"requested\"],x[\"accepted\"])]\n    v1 = [0 if e else q for e,q in zip(x[\"exited\"],x[\"requested\"])]\n    v2 = [p if a else old for p,old,a in zip(x[\"prices\"],x[\"previous_prices\"],x[\"accepted\"])]\n    v3 = [min(q,c) for q,c in zip(x[\"requested\"],x[\"caps\"])]\n    v4 = [max(0,q-s) for q,s in zip(x[\"old\"],x[\"supply\"])]\n    v5 = [i for i,(q,s) in enumerate(zip(x[\"old\"],x[\"supply\"])) if q>s]\n    v6 = [d if p>=w else o for d,p,w,o in zip(x[\"deferred\"],x[\"prices\"],x[\"withdrawal_prices\"],x[\"old\"])]\n    v7 = sum(x[\"old\"])<=sum(x[\"supply\"])\n    v8 = [a and p!=o for a,p,o in zip(x[\"accepted\"],x[\"prices\"],x[\"previous_prices\"])]\n    v9 = x[\"old\"] if x[\"round\"]<=x[\"last_round\"] else x[\"requested\"]\n    return {'accepted-reduction':v0,'irreversible-exit':v1,'posted-price-lock':v2,'demand-cap':v3,'excess-demand':v4,'clock-step-selection':v5,'deferred-exit-trigger':v6,'round-clearing-quiescence':v7,'price-change-ack':v8,'round-demand-replay':v9}\ndef check(label, actual, expected):\n    observations.append({\"check\": label, \"actual\": actual, \"expected\": expected, \"passed\": actual == expected})\nfixtures = [('cross lot surplus', {'old': [5, 3], 'requested': [2, 4], 'accepted': [True, False], 'exited': [False, True], 'prices': [10, 20], 'previous_prices': [8, 20], 'caps': [3, 3], 'supply': [4, 9], 'deferred': [1, 2], 'withdrawal_prices': [9, 25], 'reopened': False, 'round': 2, 'last_round': 1}, [False, False, False, False, False]), ('unequal demand caps / cross lot surplus', {'old': [5, 3], 'requested': [2, 4], 'accepted': [True, False], 'exited': [False, True], 'prices': [10, 20], 'previous_prices': [8, 20], 'caps': [1, 5], 'supply': [4, 9], 'deferred': [1, 2], 'withdrawal_prices': [9, 25], 'reopened': False, 'round': 2, 'last_round': 1}, [False, False, False, False, False]), ('balanced lots', {'old': [5, 3], 'requested': [2, 4], 'accepted': [True, False], 'exited': [False, True], 'prices': [10, 20], 'previous_prices': [8, 20], 'caps': [3, 3], 'supply': [5, 3], 'deferred': [1, 2], 'withdrawal_prices': [9, 25], 'reopened': False, 'round': 2, 'last_round': 1}, [True, True, True, True, True]), ('unequal demand caps / balanced lots', {'old': [5, 3], 'requested': [2, 4], 'accepted': [True, False], 'exited': [False, True], 'prices': [10, 20], 'previous_prices': [8, 20], 'caps': [1, 5], 'supply': [5, 3], 'deferred': [1, 2], 'withdrawal_prices': [9, 25], 'reopened': False, 'round': 2, 'last_round': 1}, [True, True, True, True, True]), ('normal contract', {'old': [5, 3], 'requested': [2, 4], 'accepted': [True, False], 'exited': [False, True], 'prices': [10, 20], 'previous_prices': [8, 20], 'caps': [3, 3], 'supply': [4, 2], 'deferred': [1, 2], 'withdrawal_prices': [9, 25], 'reopened': False, 'round': 2, 'last_round': 1}, [False, False, False, False, False]), ('unequal demand caps', {'old': [5, 3], 'requested': [2, 4], 'accepted': [True, False], 'exited': [False, True], 'prices': [10, 20], 'previous_prices': [8, 20], 'caps': [1, 5], 'supply': [4, 2], 'deferred': [1, 2], 'withdrawal_prices': [9, 25], 'reopened': False, 'round': 2, 'last_round': 1}, [False, False, False, False, False]), ('exit at trigger', {'old': [5, 3], 'requested': [2, 4], 'accepted': [True, False], 'exited': [False, True], 'prices': [9, 25], 'previous_prices': [8, 20], 'caps': [3, 3], 'supply': [4, 2], 'deferred': [1, 2], 'withdrawal_prices': [9, 25], 'reopened': False, 'round': 2, 'last_round': 1}, [False, False, False, False, False]), ('all accepted', {'old': [5, 3], 'requested': [2, 4], 'accepted': [True, True], 'exited': [False, True], 'prices': [10, 20], 'previous_prices': [8, 20], 'caps': [3, 3], 'supply': [4, 2], 'deferred': [1, 2], 'withdrawal_prices': [9, 25], 'reopened': False, 'round': 2, 'last_round': 1}, [False, False, False, False, False]), ('none accepted', {'old': [5, 3], 'requested': [2, 4], 'accepted': [False, False], 'exited': [False, True], 'prices': [10, 20], 'previous_prices': [8, 20], 'caps': [3, 3], 'supply': [4, 2], 'deferred': [1, 2], 'withdrawal_prices': [9, 25], 'reopened': False, 'round': 2, 'last_round': 1}, [False, False, False, False, False]), ('no exited lots', {'old': [5, 3], 'requested': [2, 4], 'accepted': [True, False], 'exited': [False, False], 'prices': [10, 20], 'previous_prices': [8, 20], 'caps': [3, 3], 'supply': [4, 2], 'deferred': [1, 2], 'withdrawal_prices': [9, 25], 'reopened': False, 'round': 2, 'last_round': 1}, [False, False, False, False, False]), ('auction reopened', {'old': [5, 3], 'requested': [2, 4], 'accepted': [True, False], 'exited': [False, True], 'prices': [10, 20], 'previous_prices': [8, 20], 'caps': [3, 3], 'supply': [4, 2], 'deferred': [1, 2], 'withdrawal_prices': [9, 25], 'reopened': True, 'round': 2, 'last_round': 1}, [False, False, False, False, False])]\ndef vary(value):\n if type(value) is int: return value*N\n if isinstance(value,list): return [vary(v) for v in value]\n if isinstance(value,dict): return {k:(v if k in ['count', 'delivery_index', 'disputed', 'maximum_set', 'minimum_set', 'stage', 'threshold', 'waived'] else vary(v)) for k,v in value.items()}\n return value\nfor label, request, expected in fixtures:\n check(label, solve(vary(request))['round-clearing-quiescence'], expected[N-1])\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":"Stipulated toy auction rules, not a venue specification, financial advice, optimization claim, or live trading implementation. Nonnegative integer inputs and internally aligned list fields only. 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":"s3-auction-allocation-rules-clock-demand-round-clearing-quiescence","generated_at":"2026-09-29T14:46:08.927589+00:00","license":"CC0-1.0","python":"3.12.14","seed":1,"split":"open-access"},"relevance":"Offline administrative auction model for software failure analysis.","root_cause":"Surplus on one lot hides unmet demand on another at clock close.","sha256":"05e6db4004cfe87aa02b46c791e99cda0bc0d5e2a8fe2e6e288081260b0ba5d6","title":"Clock demand: round clearing quiescence · case 01","variant":1,"variant_policy":"Five numbered records share a model and may reuse boundary fixtures.","verified":true,"visibility":"public","verification":{"attempt":{"elapsed_ms":46.662,"exit_code":1,"observations":[{"actual":false,"check":"cross lot surplus","expected":false,"passed":true},{"actual":false,"check":"unequal demand caps / cross lot surplus","expected":false,"passed":true},{"actual":false,"check":"balanced lots","expected":true,"passed":false},{"actual":false,"check":"unequal demand caps / balanced lots","expected":true,"passed":false},{"actual":false,"check":"normal contract","expected":false,"passed":true},{"actual":false,"check":"unequal demand caps","expected":false,"passed":true},{"actual":false,"check":"exit at trigger","expected":false,"passed":true},{"actual":false,"check":"all accepted","expected":false,"passed":true},{"actual":false,"check":"none accepted","expected":false,"passed":true},{"actual":false,"check":"no exited lots","expected":false,"passed":true},{"actual":false,"check":"auction reopened","expected":false,"passed":true}],"passed":false,"stderr":"","stdout":"{\"observations\": [{\"check\": \"cross lot surplus\", \"actual\": false, \"expected\": false, \"passed\": true}, {\"check\": \"unequal demand caps / cross lot surplus\", \"actual\": false, \"expected\": false, \"passed\": true}, {\"check\": \"balanced lots\", \"actual\": false, \"expected\": true, \"passed\": false}, {\"check\": \"unequal demand caps / balanced lots\", \"actual\": false, \"expected\": true, \"passed\": false}, {\"check\": \"normal contract\", \"actual\": false, \"expected\": false, \"passed\": true}, {\"check\": \"unequal demand caps\", \"actual\": false, \"expected\": false, \"passed\": true}, {\"check\": \"exit at trigger\", \"actual\": false, \"expected\": false, \"passed\": true}, {\"check\": \"all accepted\", \"actual\": false, \"expected\": false, \"passed\": true}, {\"check\": \"none accepted\", \"actual\": false, \"expected\": false, \"passed\": true}, {\"check\": \"no exited lots\", \"actual\": false, \"expected\": false, \"passed\": true}, {\"check\": \"auction reopened\", \"actual\": false, \"expected\": false, \"passed\": true}], \"passed\": false}\n"},"broken":{"elapsed_ms":42.434,"exit_code":1,"observations":[{"actual":true,"check":"cross lot surplus","expected":false,"passed":false},{"actual":true,"check":"unequal demand caps / cross lot surplus","expected":false,"passed":false},{"actual":true,"check":"balanced lots","expected":true,"passed":true},{"actual":true,"check":"unequal demand caps / balanced lots","expected":true,"passed":true},{"actual":false,"check":"normal contract","expected":false,"passed":true},{"actual":false,"check":"unequal demand caps","expected":false,"passed":true},{"actual":false,"check":"exit at trigger","expected":false,"passed":true},{"actual":false,"check":"all accepted","expected":false,"passed":true},{"actual":false,"check":"none accepted","expected":false,"passed":true},{"actual":false,"check":"no exited lots","expected":false,"passed":true},{"actual":false,"check":"auction reopened","expected":false,"passed":true}],"passed":false,"stderr":"","stdout":"{\"observations\": [{\"check\": \"cross lot surplus\", \"actual\": true, \"expected\": false, \"passed\": false}, {\"check\": \"unequal demand caps / cross lot surplus\", \"actual\": true, \"expected\": false, \"passed\": false}, {\"check\": \"balanced lots\", \"actual\": true, \"expected\": true, \"passed\": true}, {\"check\": \"unequal demand caps / balanced lots\", \"actual\": true, \"expected\": true, \"passed\": true}, {\"check\": \"normal contract\", \"actual\": false, \"expected\": false, \"passed\": true}, {\"check\": \"unequal demand caps\", \"actual\": false, \"expected\": false, \"passed\": true}, {\"check\": \"exit at trigger\", \"actual\": false, \"expected\": false, \"passed\": true}, {\"check\": \"all accepted\", \"actual\": false, \"expected\": false, \"passed\": true}, {\"check\": \"none accepted\", \"actual\": false, \"expected\": false, \"passed\": true}, {\"check\": \"no exited lots\", \"actual\": false, \"expected\": false, \"passed\": true}, {\"check\": \"auction reopened\", \"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."}}