{"abstract":"Acceleration leaves future due dates unchanged or rewrites past maturities.","category":"Auction allocation rules","checks":11,"contract":"A toy award permits staged integer-credit installments. Due amounts are a schedule; paid credits are allocated to earlier due installments first. Delivery release depends on the contractual delivery tranche and disputed tranches remain held. No interest or real payment processing is modeled. Named decision accelerated-maturity: For accelerated maturity, apply the stipulated decision [x[\"now\"] if x[\"accelerated\"] and d>x[\"now\"] else d for d in x[\"due\"]].","evaluation_group":"s3-auction-award-installments","failed_approach":"The attempted repair uses [x[\"now\"] for d in x[\"due\"]] if x[\"accelerated\"] else x[\"due\"]; the explicit regression cases demonstrate that this still violates the stipulated auction rule.","family":"s3-auction-allocation-rules-award-installments-accelerated-maturity","id":"FA-57776","implementations":{"attempt":{"sha256":"d81c94ec0b16ddbc2fb72789517548d84375fee53c56dc886d3df6535f469b60","source":"\"\"\"Failure Map reference implementation. Python standard library only.\"\"\"\nimport json\n\nN = 1\nobservations = []\ndef solve(x):\n    v0 = sum(a for a,d in zip(x[\"amounts\"],x[\"due\"]) if d<=x[\"now\"])\n    v1 = [min(a,max(0,x[\"paid\"]-sum(x[\"amounts\"][:i]))) for i,a in enumerate(x[\"amounts\"])]\n    v2 = x[\"paid\"]>=sum(x[\"amounts\"][:x[\"delivery_index\"]+1])\n    v3 = sum(a for i,a in enumerate(x[\"amounts\"]) if i in x[\"disputed\"])\n    v4 = sum(a for i,a in enumerate(x[\"amounts\"]) if i not in x[\"waived\"])\n    v5 = min(x[\"refund\"],max(0,x[\"paid\"]-x[\"already_refunded\"]))\n    v6 = [] if x[\"cancelled\"] else [d for d in x[\"due\"] if d>x[\"now\"]]\n    v7 = [x[\"now\"] for d in x[\"due\"]] if x[\"accelerated\"] else x[\"due\"]\n    v8 = x[\"paid\"]+(0 if x[\"deposit_applied\"] else x[\"deposit\"])\n    v9 = max(0,x[\"paid\"]-sum(a for i,a in enumerate(x[\"amounts\"]) if i not in x[\"waived\"]))\n    return {'due-installments':v0,'oldest-tranche-credit':v1,'delivery-tranche-threshold':v2,'disputed-tranche-hold':v3,'waived-tranche-obligation':v4,'refundable-paid-installments':v5,'cancel-future-collection':v6,'accelerated-maturity':v7,'deposit-credit-once':v8,'excess-installment-credit':v9}\ndef check(label, actual, expected):\n    observations.append({\"check\": label, \"actual\": actual, \"expected\": expected, \"passed\": actual == expected})\nfixtures = [('accelerated maturity', {'amounts': [5, 7, 8], 'due': [2, 4, 6], 'now': 4, 'paid': 9, 'delivery_index': 1, 'disputed': [1], 'waived': [0], 'refund': 3, 'already_refunded': 1, 'cancelled': False, 'accelerated': True, 'deposit': 4, 'deposit_applied': False, 'receipt_ids': ['r2', 'r1', 'r2'], 'receipt_amounts': [3, 2, 3], 'award_total': 20}, [[2, 4, 4], [4, 8, 8], [6, 12, 12], [8, 16, 16], [10, 20, 20]]), ('independent equal receipts / accelerated maturity', {'amounts': [5, 7, 8], 'due': [2, 4, 6], 'now': 4, 'paid': 9, 'delivery_index': 1, 'disputed': [1], 'waived': [0], 'refund': 3, 'already_refunded': 1, 'cancelled': False, 'accelerated': True, 'deposit': 4, 'deposit_applied': False, 'receipt_ids': ['r1', 'r2', 'r1'], 'receipt_amounts': [3, 3, 3], 'award_total': 20}, [[2, 4, 4], [4, 8, 8], [6, 12, 12], [8, 16, 16], [10, 20, 20]]), ('normal contract', {'amounts': [5, 7, 8], 'due': [2, 4, 6], 'now': 4, 'paid': 9, 'delivery_index': 1, 'disputed': [1], 'waived': [0], 'refund': 3, 'already_refunded': 1, 'cancelled': False, 'accelerated': False, 'deposit': 4, 'deposit_applied': False, 'receipt_ids': ['r2', 'r1', 'r2'], 'receipt_amounts': [3, 2, 3], 'award_total': 20}, [[2, 4, 6], [4, 8, 12], [6, 12, 18], [8, 16, 24], [10, 20, 30]]), ('independent equal receipts', {'amounts': [5, 7, 8], 'due': [2, 4, 6], 'now': 4, 'paid': 9, 'delivery_index': 1, 'disputed': [1], 'waived': [0], 'refund': 3, 'already_refunded': 1, 'cancelled': False, 'accelerated': False, 'deposit': 4, 'deposit_applied': False, 'receipt_ids': ['r1', 'r2', 'r1'], 'receipt_amounts': [3, 3, 3], 'award_total': 20}, [[2, 4, 6], [4, 8, 12], [6, 12, 18], [8, 16, 24], [10, 20, 30]]), ('nothing paid', {'amounts': [5, 7, 8], 'due': [2, 4, 6], 'now': 4, 'paid': 0, 'delivery_index': 1, 'disputed': [1], 'waived': [0], 'refund': 3, 'already_refunded': 1, 'cancelled': False, 'accelerated': False, 'deposit': 4, 'deposit_applied': False, 'receipt_ids': ['r2', 'r1', 'r2'], 'receipt_amounts': [3, 2, 3], 'award_total': 20}, [[2, 4, 6], [4, 8, 12], [6, 12, 18], [8, 16, 24], [10, 20, 30]]), ('fully paid', {'amounts': [5, 7, 8], 'due': [2, 4, 6], 'now': 4, 'paid': 20, 'delivery_index': 1, 'disputed': [1], 'waived': [0], 'refund': 3, 'already_refunded': 1, 'cancelled': False, 'accelerated': False, 'deposit': 4, 'deposit_applied': False, 'receipt_ids': ['r2', 'r1', 'r2'], 'receipt_amounts': [3, 2, 3], 'award_total': 20}, [[2, 4, 6], [4, 8, 12], [6, 12, 18], [8, 16, 24], [10, 20, 30]]), ('first due', {'amounts': [5, 7, 8], 'due': [2, 4, 6], 'now': 2, 'paid': 9, 'delivery_index': 1, 'disputed': [1], 'waived': [0], 'refund': 3, 'already_refunded': 1, 'cancelled': False, 'accelerated': False, 'deposit': 4, 'deposit_applied': False, 'receipt_ids': ['r2', 'r1', 'r2'], 'receipt_amounts': [3, 2, 3], 'award_total': 20}, [[2, 4, 6], [4, 8, 12], [6, 12, 18], [8, 16, 24], [10, 20, 30]]), ('before any due', {'amounts': [5, 7, 8], 'due': [2, 4, 6], 'now': 1, 'paid': 9, 'delivery_index': 1, 'disputed': [1], 'waived': [0], 'refund': 3, 'already_refunded': 1, 'cancelled': False, 'accelerated': False, 'deposit': 4, 'deposit_applied': False, 'receipt_ids': ['r2', 'r1', 'r2'], 'receipt_amounts': [3, 2, 3], 'award_total': 20}, [[2, 4, 6], [4, 8, 12], [6, 12, 18], [8, 16, 24], [10, 20, 30]]), ('after all due', {'amounts': [5, 7, 8], 'due': [2, 4, 6], 'now': 8, 'paid': 9, 'delivery_index': 1, 'disputed': [1], 'waived': [0], 'refund': 3, 'already_refunded': 1, 'cancelled': False, 'accelerated': False, 'deposit': 4, 'deposit_applied': False, 'receipt_ids': ['r2', 'r1', 'r2'], 'receipt_amounts': [3, 2, 3], 'award_total': 20}, [[2, 4, 6], [4, 8, 12], [6, 12, 18], [8, 16, 24], [10, 20, 30]]), ('no disputes', {'amounts': [5, 7, 8], 'due': [2, 4, 6], 'now': 4, 'paid': 9, 'delivery_index': 1, 'disputed': [], 'waived': [0], 'refund': 3, 'already_refunded': 1, 'cancelled': False, 'accelerated': False, 'deposit': 4, 'deposit_applied': False, 'receipt_ids': ['r2', 'r1', 'r2'], 'receipt_amounts': [3, 2, 3], 'award_total': 20}, [[2, 4, 6], [4, 8, 12], [6, 12, 18], [8, 16, 24], [10, 20, 30]]), ('no waived tranches', {'amounts': [5, 7, 8], 'due': [2, 4, 6], 'now': 4, 'paid': 9, 'delivery_index': 1, 'disputed': [1], 'waived': [], 'refund': 3, 'already_refunded': 1, 'cancelled': False, 'accelerated': False, 'deposit': 4, 'deposit_applied': False, 'receipt_ids': ['r2', 'r1', 'r2'], 'receipt_amounts': [3, 2, 3], 'award_total': 20}, [[2, 4, 6], [4, 8, 12], [6, 12, 18], [8, 16, 24], [10, 20, 30]])]\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))['accelerated-maturity'], 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":"091de73b85e13afcd1d908286ccf9511924ef14699b4f74611dcb80912ca0496","source":"\"\"\"Failure Map reference implementation. Python standard library only.\"\"\"\nimport json\n\nN = 1\nobservations = []\ndef solve(x):\n    v0 = sum(a for a,d in zip(x[\"amounts\"],x[\"due\"]) if d<=x[\"now\"])\n    v1 = [min(a,max(0,x[\"paid\"]-sum(x[\"amounts\"][:i]))) for i,a in enumerate(x[\"amounts\"])]\n    v2 = x[\"paid\"]>=sum(x[\"amounts\"][:x[\"delivery_index\"]+1])\n    v3 = sum(a for i,a in enumerate(x[\"amounts\"]) if i in x[\"disputed\"])\n    v4 = sum(a for i,a in enumerate(x[\"amounts\"]) if i not in x[\"waived\"])\n    v5 = min(x[\"refund\"],max(0,x[\"paid\"]-x[\"already_refunded\"]))\n    v6 = [] if x[\"cancelled\"] else [d for d in x[\"due\"] if d>x[\"now\"]]\n    v7 = x[\"due\"]\n    v8 = x[\"paid\"]+(0 if x[\"deposit_applied\"] else x[\"deposit\"])\n    v9 = max(0,x[\"paid\"]-sum(a for i,a in enumerate(x[\"amounts\"]) if i not in x[\"waived\"]))\n    return {'due-installments':v0,'oldest-tranche-credit':v1,'delivery-tranche-threshold':v2,'disputed-tranche-hold':v3,'waived-tranche-obligation':v4,'refundable-paid-installments':v5,'cancel-future-collection':v6,'accelerated-maturity':v7,'deposit-credit-once':v8,'excess-installment-credit':v9}\ndef check(label, actual, expected):\n    observations.append({\"check\": label, \"actual\": actual, \"expected\": expected, \"passed\": actual == expected})\nfixtures = [('accelerated maturity', {'amounts': [5, 7, 8], 'due': [2, 4, 6], 'now': 4, 'paid': 9, 'delivery_index': 1, 'disputed': [1], 'waived': [0], 'refund': 3, 'already_refunded': 1, 'cancelled': False, 'accelerated': True, 'deposit': 4, 'deposit_applied': False, 'receipt_ids': ['r2', 'r1', 'r2'], 'receipt_amounts': [3, 2, 3], 'award_total': 20}, [[2, 4, 4], [4, 8, 8], [6, 12, 12], [8, 16, 16], [10, 20, 20]]), ('independent equal receipts / accelerated maturity', {'amounts': [5, 7, 8], 'due': [2, 4, 6], 'now': 4, 'paid': 9, 'delivery_index': 1, 'disputed': [1], 'waived': [0], 'refund': 3, 'already_refunded': 1, 'cancelled': False, 'accelerated': True, 'deposit': 4, 'deposit_applied': False, 'receipt_ids': ['r1', 'r2', 'r1'], 'receipt_amounts': [3, 3, 3], 'award_total': 20}, [[2, 4, 4], [4, 8, 8], [6, 12, 12], [8, 16, 16], [10, 20, 20]]), ('normal contract', {'amounts': [5, 7, 8], 'due': [2, 4, 6], 'now': 4, 'paid': 9, 'delivery_index': 1, 'disputed': [1], 'waived': [0], 'refund': 3, 'already_refunded': 1, 'cancelled': False, 'accelerated': False, 'deposit': 4, 'deposit_applied': False, 'receipt_ids': ['r2', 'r1', 'r2'], 'receipt_amounts': [3, 2, 3], 'award_total': 20}, [[2, 4, 6], [4, 8, 12], [6, 12, 18], [8, 16, 24], [10, 20, 30]]), ('independent equal receipts', {'amounts': [5, 7, 8], 'due': [2, 4, 6], 'now': 4, 'paid': 9, 'delivery_index': 1, 'disputed': [1], 'waived': [0], 'refund': 3, 'already_refunded': 1, 'cancelled': False, 'accelerated': False, 'deposit': 4, 'deposit_applied': False, 'receipt_ids': ['r1', 'r2', 'r1'], 'receipt_amounts': [3, 3, 3], 'award_total': 20}, [[2, 4, 6], [4, 8, 12], [6, 12, 18], [8, 16, 24], [10, 20, 30]]), ('nothing paid', {'amounts': [5, 7, 8], 'due': [2, 4, 6], 'now': 4, 'paid': 0, 'delivery_index': 1, 'disputed': [1], 'waived': [0], 'refund': 3, 'already_refunded': 1, 'cancelled': False, 'accelerated': False, 'deposit': 4, 'deposit_applied': False, 'receipt_ids': ['r2', 'r1', 'r2'], 'receipt_amounts': [3, 2, 3], 'award_total': 20}, [[2, 4, 6], [4, 8, 12], [6, 12, 18], [8, 16, 24], [10, 20, 30]]), ('fully paid', {'amounts': [5, 7, 8], 'due': [2, 4, 6], 'now': 4, 'paid': 20, 'delivery_index': 1, 'disputed': [1], 'waived': [0], 'refund': 3, 'already_refunded': 1, 'cancelled': False, 'accelerated': False, 'deposit': 4, 'deposit_applied': False, 'receipt_ids': ['r2', 'r1', 'r2'], 'receipt_amounts': [3, 2, 3], 'award_total': 20}, [[2, 4, 6], [4, 8, 12], [6, 12, 18], [8, 16, 24], [10, 20, 30]]), ('first due', {'amounts': [5, 7, 8], 'due': [2, 4, 6], 'now': 2, 'paid': 9, 'delivery_index': 1, 'disputed': [1], 'waived': [0], 'refund': 3, 'already_refunded': 1, 'cancelled': False, 'accelerated': False, 'deposit': 4, 'deposit_applied': False, 'receipt_ids': ['r2', 'r1', 'r2'], 'receipt_amounts': [3, 2, 3], 'award_total': 20}, [[2, 4, 6], [4, 8, 12], [6, 12, 18], [8, 16, 24], [10, 20, 30]]), ('before any due', {'amounts': [5, 7, 8], 'due': [2, 4, 6], 'now': 1, 'paid': 9, 'delivery_index': 1, 'disputed': [1], 'waived': [0], 'refund': 3, 'already_refunded': 1, 'cancelled': False, 'accelerated': False, 'deposit': 4, 'deposit_applied': False, 'receipt_ids': ['r2', 'r1', 'r2'], 'receipt_amounts': [3, 2, 3], 'award_total': 20}, [[2, 4, 6], [4, 8, 12], [6, 12, 18], [8, 16, 24], [10, 20, 30]]), ('after all due', {'amounts': [5, 7, 8], 'due': [2, 4, 6], 'now': 8, 'paid': 9, 'delivery_index': 1, 'disputed': [1], 'waived': [0], 'refund': 3, 'already_refunded': 1, 'cancelled': False, 'accelerated': False, 'deposit': 4, 'deposit_applied': False, 'receipt_ids': ['r2', 'r1', 'r2'], 'receipt_amounts': [3, 2, 3], 'award_total': 20}, [[2, 4, 6], [4, 8, 12], [6, 12, 18], [8, 16, 24], [10, 20, 30]]), ('no disputes', {'amounts': [5, 7, 8], 'due': [2, 4, 6], 'now': 4, 'paid': 9, 'delivery_index': 1, 'disputed': [], 'waived': [0], 'refund': 3, 'already_refunded': 1, 'cancelled': False, 'accelerated': False, 'deposit': 4, 'deposit_applied': False, 'receipt_ids': ['r2', 'r1', 'r2'], 'receipt_amounts': [3, 2, 3], 'award_total': 20}, [[2, 4, 6], [4, 8, 12], [6, 12, 18], [8, 16, 24], [10, 20, 30]]), ('no waived tranches', {'amounts': [5, 7, 8], 'due': [2, 4, 6], 'now': 4, 'paid': 9, 'delivery_index': 1, 'disputed': [1], 'waived': [], 'refund': 3, 'already_refunded': 1, 'cancelled': False, 'accelerated': False, 'deposit': 4, 'deposit_applied': False, 'receipt_ids': ['r2', 'r1', 'r2'], 'receipt_amounts': [3, 2, 3], 'award_total': 20}, [[2, 4, 6], [4, 8, 12], [6, 12, 18], [8, 16, 24], [10, 20, 30]])]\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))['accelerated-maturity'], 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"},"fixed":{"sha256":"0f7bfa2999f7b19dbe7cd5e066c14e50ac64b527e983faed9a9d4704ebab6120","source":"\"\"\"Failure Map reference implementation. Python standard library only.\"\"\"\nimport json\n\nN = 1\nobservations = []\ndef solve(x):\n    v0 = sum(a for a,d in zip(x[\"amounts\"],x[\"due\"]) if d<=x[\"now\"])\n    v1 = [min(a,max(0,x[\"paid\"]-sum(x[\"amounts\"][:i]))) for i,a in enumerate(x[\"amounts\"])]\n    v2 = x[\"paid\"]>=sum(x[\"amounts\"][:x[\"delivery_index\"]+1])\n    v3 = sum(a for i,a in enumerate(x[\"amounts\"]) if i in x[\"disputed\"])\n    v4 = sum(a for i,a in enumerate(x[\"amounts\"]) if i not in x[\"waived\"])\n    v5 = min(x[\"refund\"],max(0,x[\"paid\"]-x[\"already_refunded\"]))\n    v6 = [] if x[\"cancelled\"] else [d for d in x[\"due\"] if d>x[\"now\"]]\n    v7 = [x[\"now\"] if x[\"accelerated\"] and d>x[\"now\"] else d for d in x[\"due\"]]\n    v8 = x[\"paid\"]+(0 if x[\"deposit_applied\"] else x[\"deposit\"])\n    v9 = max(0,x[\"paid\"]-sum(a for i,a in enumerate(x[\"amounts\"]) if i not in x[\"waived\"]))\n    return {'due-installments':v0,'oldest-tranche-credit':v1,'delivery-tranche-threshold':v2,'disputed-tranche-hold':v3,'waived-tranche-obligation':v4,'refundable-paid-installments':v5,'cancel-future-collection':v6,'accelerated-maturity':v7,'deposit-credit-once':v8,'excess-installment-credit':v9}\ndef check(label, actual, expected):\n    observations.append({\"check\": label, \"actual\": actual, \"expected\": expected, \"passed\": actual == expected})\nfixtures = [('accelerated maturity', {'amounts': [5, 7, 8], 'due': [2, 4, 6], 'now': 4, 'paid': 9, 'delivery_index': 1, 'disputed': [1], 'waived': [0], 'refund': 3, 'already_refunded': 1, 'cancelled': False, 'accelerated': True, 'deposit': 4, 'deposit_applied': False, 'receipt_ids': ['r2', 'r1', 'r2'], 'receipt_amounts': [3, 2, 3], 'award_total': 20}, [[2, 4, 4], [4, 8, 8], [6, 12, 12], [8, 16, 16], [10, 20, 20]]), ('independent equal receipts / accelerated maturity', {'amounts': [5, 7, 8], 'due': [2, 4, 6], 'now': 4, 'paid': 9, 'delivery_index': 1, 'disputed': [1], 'waived': [0], 'refund': 3, 'already_refunded': 1, 'cancelled': False, 'accelerated': True, 'deposit': 4, 'deposit_applied': False, 'receipt_ids': ['r1', 'r2', 'r1'], 'receipt_amounts': [3, 3, 3], 'award_total': 20}, [[2, 4, 4], [4, 8, 8], [6, 12, 12], [8, 16, 16], [10, 20, 20]]), ('normal contract', {'amounts': [5, 7, 8], 'due': [2, 4, 6], 'now': 4, 'paid': 9, 'delivery_index': 1, 'disputed': [1], 'waived': [0], 'refund': 3, 'already_refunded': 1, 'cancelled': False, 'accelerated': False, 'deposit': 4, 'deposit_applied': False, 'receipt_ids': ['r2', 'r1', 'r2'], 'receipt_amounts': [3, 2, 3], 'award_total': 20}, [[2, 4, 6], [4, 8, 12], [6, 12, 18], [8, 16, 24], [10, 20, 30]]), ('independent equal receipts', {'amounts': [5, 7, 8], 'due': [2, 4, 6], 'now': 4, 'paid': 9, 'delivery_index': 1, 'disputed': [1], 'waived': [0], 'refund': 3, 'already_refunded': 1, 'cancelled': False, 'accelerated': False, 'deposit': 4, 'deposit_applied': False, 'receipt_ids': ['r1', 'r2', 'r1'], 'receipt_amounts': [3, 3, 3], 'award_total': 20}, [[2, 4, 6], [4, 8, 12], [6, 12, 18], [8, 16, 24], [10, 20, 30]]), ('nothing paid', {'amounts': [5, 7, 8], 'due': [2, 4, 6], 'now': 4, 'paid': 0, 'delivery_index': 1, 'disputed': [1], 'waived': [0], 'refund': 3, 'already_refunded': 1, 'cancelled': False, 'accelerated': False, 'deposit': 4, 'deposit_applied': False, 'receipt_ids': ['r2', 'r1', 'r2'], 'receipt_amounts': [3, 2, 3], 'award_total': 20}, [[2, 4, 6], [4, 8, 12], [6, 12, 18], [8, 16, 24], [10, 20, 30]]), ('fully paid', {'amounts': [5, 7, 8], 'due': [2, 4, 6], 'now': 4, 'paid': 20, 'delivery_index': 1, 'disputed': [1], 'waived': [0], 'refund': 3, 'already_refunded': 1, 'cancelled': False, 'accelerated': False, 'deposit': 4, 'deposit_applied': False, 'receipt_ids': ['r2', 'r1', 'r2'], 'receipt_amounts': [3, 2, 3], 'award_total': 20}, [[2, 4, 6], [4, 8, 12], [6, 12, 18], [8, 16, 24], [10, 20, 30]]), ('first due', {'amounts': [5, 7, 8], 'due': [2, 4, 6], 'now': 2, 'paid': 9, 'delivery_index': 1, 'disputed': [1], 'waived': [0], 'refund': 3, 'already_refunded': 1, 'cancelled': False, 'accelerated': False, 'deposit': 4, 'deposit_applied': False, 'receipt_ids': ['r2', 'r1', 'r2'], 'receipt_amounts': [3, 2, 3], 'award_total': 20}, [[2, 4, 6], [4, 8, 12], [6, 12, 18], [8, 16, 24], [10, 20, 30]]), ('before any due', {'amounts': [5, 7, 8], 'due': [2, 4, 6], 'now': 1, 'paid': 9, 'delivery_index': 1, 'disputed': [1], 'waived': [0], 'refund': 3, 'already_refunded': 1, 'cancelled': False, 'accelerated': False, 'deposit': 4, 'deposit_applied': False, 'receipt_ids': ['r2', 'r1', 'r2'], 'receipt_amounts': [3, 2, 3], 'award_total': 20}, [[2, 4, 6], [4, 8, 12], [6, 12, 18], [8, 16, 24], [10, 20, 30]]), ('after all due', {'amounts': [5, 7, 8], 'due': [2, 4, 6], 'now': 8, 'paid': 9, 'delivery_index': 1, 'disputed': [1], 'waived': [0], 'refund': 3, 'already_refunded': 1, 'cancelled': False, 'accelerated': False, 'deposit': 4, 'deposit_applied': False, 'receipt_ids': ['r2', 'r1', 'r2'], 'receipt_amounts': [3, 2, 3], 'award_total': 20}, [[2, 4, 6], [4, 8, 12], [6, 12, 18], [8, 16, 24], [10, 20, 30]]), ('no disputes', {'amounts': [5, 7, 8], 'due': [2, 4, 6], 'now': 4, 'paid': 9, 'delivery_index': 1, 'disputed': [], 'waived': [0], 'refund': 3, 'already_refunded': 1, 'cancelled': False, 'accelerated': False, 'deposit': 4, 'deposit_applied': False, 'receipt_ids': ['r2', 'r1', 'r2'], 'receipt_amounts': [3, 2, 3], 'award_total': 20}, [[2, 4, 6], [4, 8, 12], [6, 12, 18], [8, 16, 24], [10, 20, 30]]), ('no waived tranches', {'amounts': [5, 7, 8], 'due': [2, 4, 6], 'now': 4, 'paid': 9, 'delivery_index': 1, 'disputed': [1], 'waived': [], 'refund': 3, 'already_refunded': 1, 'cancelled': False, 'accelerated': False, 'deposit': 4, 'deposit_applied': False, 'receipt_ids': ['r2', 'r1', 'r2'], 'receipt_amounts': [3, 2, 3], 'award_total': 20}, [[2, 4, 6], [4, 8, 12], [6, 12, 18], [8, 16, 24], [10, 20, 30]])]\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))['accelerated-maturity'], 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-award-installments-accelerated-maturity","generated_at":"2026-09-29T14:46:20.332716+00:00","license":"CC0-1.0","python":"3.12.14","seed":1,"split":"open-access"},"relevance":"Offline administrative auction model for software failure analysis.","repair":"For accelerated maturity, apply the stipulated decision [x[\"now\"] if x[\"accelerated\"] and d>x[\"now\"] else d for d in x[\"due\"]].","root_cause":"Acceleration leaves future due dates unchanged or rewrites past maturities.","sha256":"2266758448835bbeca61c01b9e42ee507f4292b22535e9bed0f64d41dbcb4f80","title":"Award installments: accelerated maturity · case 01","variant":1,"variant_policy":"Five numbered records share a model and may reuse boundary fixtures.","verification":{"attempt":{"elapsed_ms":50.727,"exit_code":1,"observations":[{"actual":[4,4,4],"check":"accelerated maturity","expected":[2,4,4],"passed":false},{"actual":[4,4,4],"check":"independent equal receipts / accelerated maturity","expected":[2,4,4],"passed":false},{"actual":[2,4,6],"check":"normal contract","expected":[2,4,6],"passed":true},{"actual":[2,4,6],"check":"independent equal receipts","expected":[2,4,6],"passed":true},{"actual":[2,4,6],"check":"nothing paid","expected":[2,4,6],"passed":true},{"actual":[2,4,6],"check":"fully paid","expected":[2,4,6],"passed":true},{"actual":[2,4,6],"check":"first due","expected":[2,4,6],"passed":true},{"actual":[2,4,6],"check":"before any due","expected":[2,4,6],"passed":true},{"actual":[2,4,6],"check":"after all due","expected":[2,4,6],"passed":true},{"actual":[2,4,6],"check":"no disputes","expected":[2,4,6],"passed":true},{"actual":[2,4,6],"check":"no waived tranches","expected":[2,4,6],"passed":true}],"passed":false,"stderr":"","stdout":"{\"observations\": [{\"check\": \"accelerated maturity\", \"actual\": [4, 4, 4], \"expected\": [2, 4, 4], \"passed\": false}, {\"check\": \"independent equal receipts / accelerated maturity\", \"actual\": [4, 4, 4], \"expected\": [2, 4, 4], \"passed\": false}, {\"check\": \"normal contract\", \"actual\": [2, 4, 6], \"expected\": [2, 4, 6], \"passed\": true}, {\"check\": \"independent equal receipts\", \"actual\": [2, 4, 6], \"expected\": [2, 4, 6], \"passed\": true}, {\"check\": \"nothing paid\", \"actual\": [2, 4, 6], \"expected\": [2, 4, 6], \"passed\": true}, {\"check\": \"fully paid\", \"actual\": [2, 4, 6], \"expected\": [2, 4, 6], \"passed\": true}, {\"check\": \"first due\", \"actual\": [2, 4, 6], \"expected\": [2, 4, 6], \"passed\": true}, {\"check\": \"before any due\", \"actual\": [2, 4, 6], \"expected\": [2, 4, 6], \"passed\": true}, {\"check\": \"after all due\", \"actual\": [2, 4, 6], \"expected\": [2, 4, 6], \"passed\": true}, {\"check\": \"no disputes\", \"actual\": [2, 4, 6], \"expected\": [2, 4, 6], \"passed\": true}, {\"check\": \"no waived tranches\", \"actual\": [2, 4, 6], \"expected\": [2, 4, 6], \"passed\": true}], \"passed\": false}\n"},"broken":{"elapsed_ms":46.059,"exit_code":1,"observations":[{"actual":[2,4,6],"check":"accelerated maturity","expected":[2,4,4],"passed":false},{"actual":[2,4,6],"check":"independent equal receipts / accelerated maturity","expected":[2,4,4],"passed":false},{"actual":[2,4,6],"check":"normal contract","expected":[2,4,6],"passed":true},{"actual":[2,4,6],"check":"independent equal receipts","expected":[2,4,6],"passed":true},{"actual":[2,4,6],"check":"nothing paid","expected":[2,4,6],"passed":true},{"actual":[2,4,6],"check":"fully paid","expected":[2,4,6],"passed":true},{"actual":[2,4,6],"check":"first due","expected":[2,4,6],"passed":true},{"actual":[2,4,6],"check":"before any due","expected":[2,4,6],"passed":true},{"actual":[2,4,6],"check":"after all due","expected":[2,4,6],"passed":true},{"actual":[2,4,6],"check":"no disputes","expected":[2,4,6],"passed":true},{"actual":[2,4,6],"check":"no waived tranches","expected":[2,4,6],"passed":true}],"passed":false,"stderr":"","stdout":"{\"observations\": [{\"check\": \"accelerated maturity\", \"actual\": [2, 4, 6], \"expected\": [2, 4, 4], \"passed\": false}, {\"check\": \"independent equal receipts / accelerated maturity\", \"actual\": [2, 4, 6], \"expected\": [2, 4, 4], \"passed\": false}, {\"check\": \"normal contract\", \"actual\": [2, 4, 6], \"expected\": [2, 4, 6], \"passed\": true}, {\"check\": \"independent equal receipts\", \"actual\": [2, 4, 6], \"expected\": [2, 4, 6], \"passed\": true}, {\"check\": \"nothing paid\", \"actual\": [2, 4, 6], \"expected\": [2, 4, 6], \"passed\": true}, {\"check\": \"fully paid\", \"actual\": [2, 4, 6], \"expected\": [2, 4, 6], \"passed\": true}, {\"check\": \"first due\", \"actual\": [2, 4, 6], \"expected\": [2, 4, 6], \"passed\": true}, {\"check\": \"before any due\", \"actual\": [2, 4, 6], \"expected\": [2, 4, 6], \"passed\": true}, {\"check\": \"after all due\", \"actual\": [2, 4, 6], \"expected\": [2, 4, 6], \"passed\": true}, {\"check\": \"no disputes\", \"actual\": [2, 4, 6], \"expected\": [2, 4, 6], \"passed\": true}, {\"check\": \"no waived tranches\", \"actual\": [2, 4, 6], \"expected\": [2, 4, 6], \"passed\": true}], \"passed\": false}\n"},"fixed":{"elapsed_ms":48.102,"exit_code":0,"observations":[{"actual":[2,4,4],"check":"accelerated maturity","expected":[2,4,4],"passed":true},{"actual":[2,4,4],"check":"independent equal receipts / accelerated maturity","expected":[2,4,4],"passed":true},{"actual":[2,4,6],"check":"normal contract","expected":[2,4,6],"passed":true},{"actual":[2,4,6],"check":"independent equal receipts","expected":[2,4,6],"passed":true},{"actual":[2,4,6],"check":"nothing paid","expected":[2,4,6],"passed":true},{"actual":[2,4,6],"check":"fully paid","expected":[2,4,6],"passed":true},{"actual":[2,4,6],"check":"first due","expected":[2,4,6],"passed":true},{"actual":[2,4,6],"check":"before any due","expected":[2,4,6],"passed":true},{"actual":[2,4,6],"check":"after all due","expected":[2,4,6],"passed":true},{"actual":[2,4,6],"check":"no disputes","expected":[2,4,6],"passed":true},{"actual":[2,4,6],"check":"no waived tranches","expected":[2,4,6],"passed":true}],"passed":true,"stderr":"","stdout":"{\"observations\": [{\"check\": \"accelerated maturity\", \"actual\": [2, 4, 4], \"expected\": [2, 4, 4], \"passed\": true}, {\"check\": \"independent equal receipts / accelerated maturity\", \"actual\": [2, 4, 4], \"expected\": [2, 4, 4], \"passed\": true}, {\"check\": \"normal contract\", \"actual\": [2, 4, 6], \"expected\": [2, 4, 6], \"passed\": true}, {\"check\": \"independent equal receipts\", \"actual\": [2, 4, 6], \"expected\": [2, 4, 6], \"passed\": true}, {\"check\": \"nothing paid\", \"actual\": [2, 4, 6], \"expected\": [2, 4, 6], \"passed\": true}, {\"check\": \"fully paid\", \"actual\": [2, 4, 6], \"expected\": [2, 4, 6], \"passed\": true}, {\"check\": \"first due\", \"actual\": [2, 4, 6], \"expected\": [2, 4, 6], \"passed\": true}, {\"check\": \"before any due\", \"actual\": [2, 4, 6], \"expected\": [2, 4, 6], \"passed\": true}, {\"check\": \"after all due\", \"actual\": [2, 4, 6], \"expected\": [2, 4, 6], \"passed\": true}, {\"check\": \"no disputes\", \"actual\": [2, 4, 6], \"expected\": [2, 4, 6], \"passed\": true}, {\"check\": \"no waived tranches\", \"actual\": [2, 4, 6], \"expected\": [2, 4, 6], \"passed\": true}], \"passed\": true}\n"}},"verified":true,"visibility":"public"}