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FA-56916 / Auction allocation rules / Open access

Delivery acceptance: undamaged certificate release · case 01

Damaged or uncertified lots are released from award custody.

Verified by executionVariant 1 · 11 checks per implementationDownload source bundle ↓JSON ↗

ROOT CAUSE

Damaged or uncertified lots are released from award custody.

VERIFIED REPAIR

For undamaged certificate release, apply the stipulated decision [i for i in x["lots"] if i in x["certificate"] and i not in x["damaged"]].

Unsuccessful approach: The attempted repair uses [i for i in x["lots"] if i not in x["damaged"]]; the explicit regression cases demonstrate that this still violates the stipulated auction rule.

Case contract

Award fulfillment tracks delivered, inspected, rejected and accepted units. Title and seller payout require acceptance, not shipping. Partial shipments and certificates refer to individual auction lot identifiers; freight and storage are fixed integer credits. Named decision undamaged-certificate-release: For undamaged certificate release, apply the stipulated decision [i for i in x["lots"] if i in x["certificate"] and i not in x["damaged"]].

Why this case matters

Offline administrative auction model for software failure analysis.

1 / The failure

Exit 1
"""Failure Map reference implementation. Python standard library only."""
import json

N = 1
observations = []
def solve(x):
    v0 = min(x["delivered"],x["inspected"])
    v1 = max(0,min(x["delivered"],x["inspected"])-x["rejected"])
    v2 = max(0,x["awarded"]-x["delivered"])
    v3 = x["buyer_signed"] and x["seller_signed"]
    v4 = set(x["lots"])<=set(x["certificate"])
    v5 = [i for i in x["lots"] if i in x["certificate"]]
    v6 = min(x["paid"],max(0,min(x["delivered"],x["inspected"])-x["rejected"])*x["unit_price"])
    v7 = max(0,x["delivered"]-x["returned"])
    v8 = x["storage"] if x["now"]>x["deadline"] else 0
    v9 = 0 if x["disputed"] else max(0,x["paid"]-x["freight"])
    return {'inspectable-units':v0,'accepted-unit-count':v1,'award-remainder':v2,'title-acceptance':v3,'certificate-coverage':v4,'undamaged-certificate-release':v5,'payout-payment-cap':v6,'returned-fulfillment':v7,'late-storage-charge':v8,'dispute-payout-hold':v9}
def check(label, actual, expected):
    observations.append({"check": label, "actual": actual, "expected": expected, "passed": actual == expected})
fixtures = [('all certified', {'awarded': 8, 'shipped': 6, 'delivered': 5, 'inspected': 4, 'rejected': 1, 'paid': 20, 'unit_price': 3, 'certificate': ['A', 'B'], 'lots': ['A', 'B'], 'damaged': ['B'], 'buyer_signed': False, 'seller_signed': True, 'freight': 4, 'storage': 2, 'returned': 1, 'deadline': 9, 'now': 7, 'disputed': False}, [['A'], ['A'], ['A'], ['A'], ['A']]), ('wrong certificate same count / all certified', {'awarded': 8, 'shipped': 6, 'delivered': 5, 'inspected': 4, 'rejected': 1, 'paid': 20, 'unit_price': 3, 'certificate': ['A', 'B'], 'lots': ['A', 'B'], 'damaged': ['B'], 'buyer_signed': False, 'seller_signed': True, 'freight': 4, 'storage': 2, 'returned': 1, 'deadline': 9, 'now': 7, 'disputed': False}, [['A'], ['A'], ['A'], ['A'], ['A']]), ('no damage', {'awarded': 8, 'shipped': 6, 'delivered': 5, 'inspected': 4, 'rejected': 1, 'paid': 20, 'unit_price': 3, 'certificate': ['A'], 'lots': ['A', 'B'], 'damaged': [], 'buyer_signed': False, 'seller_signed': True, 'freight': 4, 'storage': 2, 'returned': 1, 'deadline': 9, 'now': 7, 'disputed': False}, [['A'], ['A'], ['A'], ['A'], ['A']]), ('wrong certificate same count / no damage', {'awarded': 8, 'shipped': 6, 'delivered': 5, 'inspected': 4, 'rejected': 1, 'paid': 20, 'unit_price': 3, 'certificate': ['A', 'C'], 'lots': ['A', 'B'], 'damaged': [], 'buyer_signed': False, 'seller_signed': True, 'freight': 4, 'storage': 2, 'returned': 1, 'deadline': 9, 'now': 7, 'disputed': False}, [['A'], ['A'], ['A'], ['A'], ['A']]), ('normal contract', {'awarded': 8, 'shipped': 6, 'delivered': 5, 'inspected': 4, 'rejected': 1, 'paid': 20, 'unit_price': 3, 'certificate': ['A'], 'lots': ['A', 'B'], 'damaged': ['B'], 'buyer_signed': False, 'seller_signed': True, 'freight': 4, 'storage': 2, 'returned': 1, 'deadline': 9, 'now': 7, 'disputed': False}, [['A'], ['A'], ['A'], ['A'], ['A']]), ('wrong certificate same count', {'awarded': 8, 'shipped': 6, 'delivered': 5, 'inspected': 4, 'rejected': 1, 'paid': 20, 'unit_price': 3, 'certificate': ['A', 'C'], 'lots': ['A', 'B'], 'damaged': ['B'], 'buyer_signed': False, 'seller_signed': True, 'freight': 4, 'storage': 2, 'returned': 1, 'deadline': 9, 'now': 7, 'disputed': False}, [['A'], ['A'], ['A'], ['A'], ['A']]), ('delivery at deadline', {'awarded': 8, 'shipped': 6, 'delivered': 5, 'inspected': 4, 'rejected': 1, 'paid': 20, 'unit_price': 3, 'certificate': ['A'], 'lots': ['A', 'B'], 'damaged': ['B'], 'buyer_signed': False, 'seller_signed': True, 'freight': 4, 'storage': 2, 'returned': 1, 'deadline': 9, 'now': 9, 'disputed': False}, [['A'], ['A'], ['A'], ['A'], ['A']]), ('buyer accepts', {'awarded': 8, 'shipped': 6, 'delivered': 5, 'inspected': 4, 'rejected': 1, 'paid': 20, 'unit_price': 3, 'certificate': ['A'], 'lots': ['A', 'B'], 'damaged': ['B'], 'buyer_signed': True, 'seller_signed': True, 'freight': 4, 'storage': 2, 'returned': 1, 'deadline': 9, 'now': 7, 'disputed': False}, [['A'], ['A'], ['A'], ['A'], ['A']]), ('nothing delivered', {'awarded': 8, 'shipped': 6, 'delivered': 0, 'inspected': 0, 'rejected': 0, 'paid': 20, 'unit_price': 3, 'certificate': ['A'], 'lots': ['A', 'B'], 'damaged': ['B'], 'buyer_signed': False, 'seller_signed': True, 'freight': 4, 'storage': 2, 'returned': 1, 'deadline': 9, 'now': 7, 'disputed': False}, [['A'], ['A'], ['A'], ['A'], ['A']]), ('inspection exceeds delivery', {'awarded': 8, 'shipped': 6, 'delivered': 5, 'inspected': 8, 'rejected': 1, 'paid': 20, 'unit_price': 3, 'certificate': ['A'], 'lots': ['A', 'B'], 'damaged': ['B'], 'buyer_signed': False, 'seller_signed': True, 'freight': 4, 'storage': 2, 'returned': 1, 'deadline': 9, 'now': 7, 'disputed': False}, [['A'], ['A'], ['A'], ['A'], ['A']]), ('all inspected rejected', {'awarded': 8, 'shipped': 6, 'delivered': 5, 'inspected': 4, 'rejected': 4, 'paid': 20, 'unit_price': 3, 'certificate': ['A'], 'lots': ['A', 'B'], 'damaged': ['B'], 'buyer_signed': False, 'seller_signed': True, 'freight': 4, 'storage': 2, 'returned': 1, 'deadline': 9, 'now': 7, 'disputed': False}, [['A'], ['A'], ['A'], ['A'], ['A']])]
def vary(value):
 if type(value) is int: return value*N
 if isinstance(value,list): return [vary(v) for v in value]
 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()}
 return value
for label, request, expected in fixtures:
 check(label, solve(vary(request))['undamaged-certificate-release'], expected[N-1])
print(json.dumps({"observations": observations, "passed": all(x["passed"] for x in observations)}, ensure_ascii=False))
raise SystemExit(0 if all(x["passed"] for x in observations) else 1)
Boundary fixtureActualExpectedOutcome
all certified['A', 'B']['A']Failed
wrong certificate same count / all certified['A', 'B']['A']Failed
no damage['A']['A']Passed
wrong certificate same count / no damage['A']['A']Passed
normal contract['A']['A']Passed
wrong certificate same count['A']['A']Passed
delivery at deadline['A']['A']Passed
buyer accepts['A']['A']Passed
nothing delivered['A']['A']Passed
inspection exceeds delivery['A']['A']Passed
all inspected rejected['A']['A']Passed

SHA-256 / f2c452b57d6bde94b0d64c3112be2e483dd048a3fde802b4a0883f50eb3e1e55

2 / The unsuccessful fix

Exit 1
"""Failure Map reference implementation. Python standard library only."""
import json

N = 1
observations = []
def solve(x):
    v0 = min(x["delivered"],x["inspected"])
    v1 = max(0,min(x["delivered"],x["inspected"])-x["rejected"])
    v2 = max(0,x["awarded"]-x["delivered"])
    v3 = x["buyer_signed"] and x["seller_signed"]
    v4 = set(x["lots"])<=set(x["certificate"])
    v5 = [i for i in x["lots"] if i not in x["damaged"]]
    v6 = min(x["paid"],max(0,min(x["delivered"],x["inspected"])-x["rejected"])*x["unit_price"])
    v7 = max(0,x["delivered"]-x["returned"])
    v8 = x["storage"] if x["now"]>x["deadline"] else 0
    v9 = 0 if x["disputed"] else max(0,x["paid"]-x["freight"])
    return {'inspectable-units':v0,'accepted-unit-count':v1,'award-remainder':v2,'title-acceptance':v3,'certificate-coverage':v4,'undamaged-certificate-release':v5,'payout-payment-cap':v6,'returned-fulfillment':v7,'late-storage-charge':v8,'dispute-payout-hold':v9}
def check(label, actual, expected):
    observations.append({"check": label, "actual": actual, "expected": expected, "passed": actual == expected})
fixtures = [('all certified', {'awarded': 8, 'shipped': 6, 'delivered': 5, 'inspected': 4, 'rejected': 1, 'paid': 20, 'unit_price': 3, 'certificate': ['A', 'B'], 'lots': ['A', 'B'], 'damaged': ['B'], 'buyer_signed': False, 'seller_signed': True, 'freight': 4, 'storage': 2, 'returned': 1, 'deadline': 9, 'now': 7, 'disputed': False}, [['A'], ['A'], ['A'], ['A'], ['A']]), ('wrong certificate same count / all certified', {'awarded': 8, 'shipped': 6, 'delivered': 5, 'inspected': 4, 'rejected': 1, 'paid': 20, 'unit_price': 3, 'certificate': ['A', 'B'], 'lots': ['A', 'B'], 'damaged': ['B'], 'buyer_signed': False, 'seller_signed': True, 'freight': 4, 'storage': 2, 'returned': 1, 'deadline': 9, 'now': 7, 'disputed': False}, [['A'], ['A'], ['A'], ['A'], ['A']]), ('no damage', {'awarded': 8, 'shipped': 6, 'delivered': 5, 'inspected': 4, 'rejected': 1, 'paid': 20, 'unit_price': 3, 'certificate': ['A'], 'lots': ['A', 'B'], 'damaged': [], 'buyer_signed': False, 'seller_signed': True, 'freight': 4, 'storage': 2, 'returned': 1, 'deadline': 9, 'now': 7, 'disputed': False}, [['A'], ['A'], ['A'], ['A'], ['A']]), ('wrong certificate same count / no damage', {'awarded': 8, 'shipped': 6, 'delivered': 5, 'inspected': 4, 'rejected': 1, 'paid': 20, 'unit_price': 3, 'certificate': ['A', 'C'], 'lots': ['A', 'B'], 'damaged': [], 'buyer_signed': False, 'seller_signed': True, 'freight': 4, 'storage': 2, 'returned': 1, 'deadline': 9, 'now': 7, 'disputed': False}, [['A'], ['A'], ['A'], ['A'], ['A']]), ('normal contract', {'awarded': 8, 'shipped': 6, 'delivered': 5, 'inspected': 4, 'rejected': 1, 'paid': 20, 'unit_price': 3, 'certificate': ['A'], 'lots': ['A', 'B'], 'damaged': ['B'], 'buyer_signed': False, 'seller_signed': True, 'freight': 4, 'storage': 2, 'returned': 1, 'deadline': 9, 'now': 7, 'disputed': False}, [['A'], ['A'], ['A'], ['A'], ['A']]), ('wrong certificate same count', {'awarded': 8, 'shipped': 6, 'delivered': 5, 'inspected': 4, 'rejected': 1, 'paid': 20, 'unit_price': 3, 'certificate': ['A', 'C'], 'lots': ['A', 'B'], 'damaged': ['B'], 'buyer_signed': False, 'seller_signed': True, 'freight': 4, 'storage': 2, 'returned': 1, 'deadline': 9, 'now': 7, 'disputed': False}, [['A'], ['A'], ['A'], ['A'], ['A']]), ('delivery at deadline', {'awarded': 8, 'shipped': 6, 'delivered': 5, 'inspected': 4, 'rejected': 1, 'paid': 20, 'unit_price': 3, 'certificate': ['A'], 'lots': ['A', 'B'], 'damaged': ['B'], 'buyer_signed': False, 'seller_signed': True, 'freight': 4, 'storage': 2, 'returned': 1, 'deadline': 9, 'now': 9, 'disputed': False}, [['A'], ['A'], ['A'], ['A'], ['A']]), ('buyer accepts', {'awarded': 8, 'shipped': 6, 'delivered': 5, 'inspected': 4, 'rejected': 1, 'paid': 20, 'unit_price': 3, 'certificate': ['A'], 'lots': ['A', 'B'], 'damaged': ['B'], 'buyer_signed': True, 'seller_signed': True, 'freight': 4, 'storage': 2, 'returned': 1, 'deadline': 9, 'now': 7, 'disputed': False}, [['A'], ['A'], ['A'], ['A'], ['A']]), ('nothing delivered', {'awarded': 8, 'shipped': 6, 'delivered': 0, 'inspected': 0, 'rejected': 0, 'paid': 20, 'unit_price': 3, 'certificate': ['A'], 'lots': ['A', 'B'], 'damaged': ['B'], 'buyer_signed': False, 'seller_signed': True, 'freight': 4, 'storage': 2, 'returned': 1, 'deadline': 9, 'now': 7, 'disputed': False}, [['A'], ['A'], ['A'], ['A'], ['A']]), ('inspection exceeds delivery', {'awarded': 8, 'shipped': 6, 'delivered': 5, 'inspected': 8, 'rejected': 1, 'paid': 20, 'unit_price': 3, 'certificate': ['A'], 'lots': ['A', 'B'], 'damaged': ['B'], 'buyer_signed': False, 'seller_signed': True, 'freight': 4, 'storage': 2, 'returned': 1, 'deadline': 9, 'now': 7, 'disputed': False}, [['A'], ['A'], ['A'], ['A'], ['A']]), ('all inspected rejected', {'awarded': 8, 'shipped': 6, 'delivered': 5, 'inspected': 4, 'rejected': 4, 'paid': 20, 'unit_price': 3, 'certificate': ['A'], 'lots': ['A', 'B'], 'damaged': ['B'], 'buyer_signed': False, 'seller_signed': True, 'freight': 4, 'storage': 2, 'returned': 1, 'deadline': 9, 'now': 7, 'disputed': False}, [['A'], ['A'], ['A'], ['A'], ['A']])]
def vary(value):
 if type(value) is int: return value*N
 if isinstance(value,list): return [vary(v) for v in value]
 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()}
 return value
for label, request, expected in fixtures:
 check(label, solve(vary(request))['undamaged-certificate-release'], expected[N-1])
print(json.dumps({"observations": observations, "passed": all(x["passed"] for x in observations)}, ensure_ascii=False))
raise SystemExit(0 if all(x["passed"] for x in observations) else 1)
Boundary fixtureActualExpectedOutcome
all certified['A']['A']Passed
wrong certificate same count / all certified['A']['A']Passed
no damage['A', 'B']['A']Failed
wrong certificate same count / no damage['A', 'B']['A']Failed
normal contract['A']['A']Passed
wrong certificate same count['A']['A']Passed
delivery at deadline['A']['A']Passed
buyer accepts['A']['A']Passed
nothing delivered['A']['A']Passed
inspection exceeds delivery['A']['A']Passed
all inspected rejected['A']['A']Passed

SHA-256 / d75a2911b186e6ca2eea52eaf5cefbd934d8dcb16620e352f665a497409311fe

3 / The verified repair

Exit 0
"""Failure Map reference implementation. Python standard library only."""
import json

N = 1
observations = []
def solve(x):
    v0 = min(x["delivered"],x["inspected"])
    v1 = max(0,min(x["delivered"],x["inspected"])-x["rejected"])
    v2 = max(0,x["awarded"]-x["delivered"])
    v3 = x["buyer_signed"] and x["seller_signed"]
    v4 = set(x["lots"])<=set(x["certificate"])
    v5 = [i for i in x["lots"] if i in x["certificate"] and i not in x["damaged"]]
    v6 = min(x["paid"],max(0,min(x["delivered"],x["inspected"])-x["rejected"])*x["unit_price"])
    v7 = max(0,x["delivered"]-x["returned"])
    v8 = x["storage"] if x["now"]>x["deadline"] else 0
    v9 = 0 if x["disputed"] else max(0,x["paid"]-x["freight"])
    return {'inspectable-units':v0,'accepted-unit-count':v1,'award-remainder':v2,'title-acceptance':v3,'certificate-coverage':v4,'undamaged-certificate-release':v5,'payout-payment-cap':v6,'returned-fulfillment':v7,'late-storage-charge':v8,'dispute-payout-hold':v9}
def check(label, actual, expected):
    observations.append({"check": label, "actual": actual, "expected": expected, "passed": actual == expected})
fixtures = [('all certified', {'awarded': 8, 'shipped': 6, 'delivered': 5, 'inspected': 4, 'rejected': 1, 'paid': 20, 'unit_price': 3, 'certificate': ['A', 'B'], 'lots': ['A', 'B'], 'damaged': ['B'], 'buyer_signed': False, 'seller_signed': True, 'freight': 4, 'storage': 2, 'returned': 1, 'deadline': 9, 'now': 7, 'disputed': False}, [['A'], ['A'], ['A'], ['A'], ['A']]), ('wrong certificate same count / all certified', {'awarded': 8, 'shipped': 6, 'delivered': 5, 'inspected': 4, 'rejected': 1, 'paid': 20, 'unit_price': 3, 'certificate': ['A', 'B'], 'lots': ['A', 'B'], 'damaged': ['B'], 'buyer_signed': False, 'seller_signed': True, 'freight': 4, 'storage': 2, 'returned': 1, 'deadline': 9, 'now': 7, 'disputed': False}, [['A'], ['A'], ['A'], ['A'], ['A']]), ('no damage', {'awarded': 8, 'shipped': 6, 'delivered': 5, 'inspected': 4, 'rejected': 1, 'paid': 20, 'unit_price': 3, 'certificate': ['A'], 'lots': ['A', 'B'], 'damaged': [], 'buyer_signed': False, 'seller_signed': True, 'freight': 4, 'storage': 2, 'returned': 1, 'deadline': 9, 'now': 7, 'disputed': False}, [['A'], ['A'], ['A'], ['A'], ['A']]), ('wrong certificate same count / no damage', {'awarded': 8, 'shipped': 6, 'delivered': 5, 'inspected': 4, 'rejected': 1, 'paid': 20, 'unit_price': 3, 'certificate': ['A', 'C'], 'lots': ['A', 'B'], 'damaged': [], 'buyer_signed': False, 'seller_signed': True, 'freight': 4, 'storage': 2, 'returned': 1, 'deadline': 9, 'now': 7, 'disputed': False}, [['A'], ['A'], ['A'], ['A'], ['A']]), ('normal contract', {'awarded': 8, 'shipped': 6, 'delivered': 5, 'inspected': 4, 'rejected': 1, 'paid': 20, 'unit_price': 3, 'certificate': ['A'], 'lots': ['A', 'B'], 'damaged': ['B'], 'buyer_signed': False, 'seller_signed': True, 'freight': 4, 'storage': 2, 'returned': 1, 'deadline': 9, 'now': 7, 'disputed': False}, [['A'], ['A'], ['A'], ['A'], ['A']]), ('wrong certificate same count', {'awarded': 8, 'shipped': 6, 'delivered': 5, 'inspected': 4, 'rejected': 1, 'paid': 20, 'unit_price': 3, 'certificate': ['A', 'C'], 'lots': ['A', 'B'], 'damaged': ['B'], 'buyer_signed': False, 'seller_signed': True, 'freight': 4, 'storage': 2, 'returned': 1, 'deadline': 9, 'now': 7, 'disputed': False}, [['A'], ['A'], ['A'], ['A'], ['A']]), ('delivery at deadline', {'awarded': 8, 'shipped': 6, 'delivered': 5, 'inspected': 4, 'rejected': 1, 'paid': 20, 'unit_price': 3, 'certificate': ['A'], 'lots': ['A', 'B'], 'damaged': ['B'], 'buyer_signed': False, 'seller_signed': True, 'freight': 4, 'storage': 2, 'returned': 1, 'deadline': 9, 'now': 9, 'disputed': False}, [['A'], ['A'], ['A'], ['A'], ['A']]), ('buyer accepts', {'awarded': 8, 'shipped': 6, 'delivered': 5, 'inspected': 4, 'rejected': 1, 'paid': 20, 'unit_price': 3, 'certificate': ['A'], 'lots': ['A', 'B'], 'damaged': ['B'], 'buyer_signed': True, 'seller_signed': True, 'freight': 4, 'storage': 2, 'returned': 1, 'deadline': 9, 'now': 7, 'disputed': False}, [['A'], ['A'], ['A'], ['A'], ['A']]), ('nothing delivered', {'awarded': 8, 'shipped': 6, 'delivered': 0, 'inspected': 0, 'rejected': 0, 'paid': 20, 'unit_price': 3, 'certificate': ['A'], 'lots': ['A', 'B'], 'damaged': ['B'], 'buyer_signed': False, 'seller_signed': True, 'freight': 4, 'storage': 2, 'returned': 1, 'deadline': 9, 'now': 7, 'disputed': False}, [['A'], ['A'], ['A'], ['A'], ['A']]), ('inspection exceeds delivery', {'awarded': 8, 'shipped': 6, 'delivered': 5, 'inspected': 8, 'rejected': 1, 'paid': 20, 'unit_price': 3, 'certificate': ['A'], 'lots': ['A', 'B'], 'damaged': ['B'], 'buyer_signed': False, 'seller_signed': True, 'freight': 4, 'storage': 2, 'returned': 1, 'deadline': 9, 'now': 7, 'disputed': False}, [['A'], ['A'], ['A'], ['A'], ['A']]), ('all inspected rejected', {'awarded': 8, 'shipped': 6, 'delivered': 5, 'inspected': 4, 'rejected': 4, 'paid': 20, 'unit_price': 3, 'certificate': ['A'], 'lots': ['A', 'B'], 'damaged': ['B'], 'buyer_signed': False, 'seller_signed': True, 'freight': 4, 'storage': 2, 'returned': 1, 'deadline': 9, 'now': 7, 'disputed': False}, [['A'], ['A'], ['A'], ['A'], ['A']])]
def vary(value):
 if type(value) is int: return value*N
 if isinstance(value,list): return [vary(v) for v in value]
 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()}
 return value
for label, request, expected in fixtures:
 check(label, solve(vary(request))['undamaged-certificate-release'], expected[N-1])
print(json.dumps({"observations": observations, "passed": all(x["passed"] for x in observations)}, ensure_ascii=False))
raise SystemExit(0 if all(x["passed"] for x in observations) else 1)
Boundary fixtureActualExpectedOutcome
all certified['A']['A']Passed
wrong certificate same count / all certified['A']['A']Passed
no damage['A']['A']Passed
wrong certificate same count / no damage['A']['A']Passed
normal contract['A']['A']Passed
wrong certificate same count['A']['A']Passed
delivery at deadline['A']['A']Passed
buyer accepts['A']['A']Passed
nothing delivered['A']['A']Passed
inspection exceeds delivery['A']['A']Passed
all inspected rejected['A']['A']Passed

SHA-256 / fb961300d4755abae81e7d5cd61d550abe3ff74ce28c5c1544c58282da86145c

Verification & scope

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.

Observations recorded using Python 3.12.14 at 2026-09-29T14:46:11.672692+00:00.

Case digest / dfbdf1f7c9cecf870f9c781be057aa34c94a2a36f51295dab0772f3c369f2e3e