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FA-56506 / Auction allocation rules / Open access

Package conditions: dependency closure · case 01

Package prerequisites use overlap instead of complete closure.

Verified by executionVariant 1 · 10 checks per implementationDownload source bundle ↓JSON ↗

ROOT CAUSE

Package prerequisites use overlap instead of complete closure.

VERIFIED REPAIR

Require all prerequisites of each awarded item.

Unsuccessful approach: The attempted repair uses all(i in x["won"] for i in x["prerequisites"]); the explicit regression cases demonstrate that this still violates the stipulated auction rule.

Case contract

Auction package certification operates on item sets, declared item quantities and a dependency graph already known acyclic. It reports whether a proposed award respects must-link, excludes, prerequisites, lots offered, exact package quantities, and a seller consent rule. All package item identifiers are strings. Named decision dependency-closure: Require all prerequisites of each awarded item.

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 = not set(x["won"])&set(x["required"]) or set(x["required"])<=set(x["won"])
    v1 = not set(x["won"])&set(x["forbidden"])
    v2 = set(x["won"])<=set(x["available"])
    v3 = all(bool(set(x["prerequisites"].get(i,[]))&set(x["won"])) for i in x["won"] if i in x["prerequisites"])
    v4 = all(x["counts"].get(i,0)==q for i,q in x["wanted"].items())
    v5 = sum(set(a)<=set(x["won"]) for a in x["alternatives"])<=1
    v6 = set(x["won"])&set(x["seller_items"])<=set(x["consents"])
    v7 = all(len(set(a)&set(x["won"]))<=1 for a in x["substitutes"])
    v8 = set(x["split"])<=set(x["divisible"])
    v9 = not set(x["won"])&set(x["previous"])
    return {'must-link-completeness':v0,'negative-package-clause':v1,'offered-inventory':v2,'dependency-closure':v3,'exact-quantity-contract':v4,'alternative-activation':v5,'seller-consent-scope':v6,'substitute-collision':v7,'divisibility-certificate':v8,'prior-package-encumbrance':v9}
def check(label, actual, expected):
    observations.append({"check": label, "actual": actual, "expected": expected, "passed": actual == expected})
fixtures = [('multi prerequisite', {'won': ['A', 'B'], 'required': ['A', 'B'], 'forbidden': ['C'], 'available': ['A', 'B', 'C'], 'prerequisites': {'B': ['A', 'C']}, 'counts': {'A': 2, 'B': 1}, 'wanted': {'A': 2, 'B': 1}, 'alternatives': [['A', 'B'], ['C']], 'consents': ['A'], 'seller_items': ['A', 'B'], 'substitutes': [['A', 'C']], 'divisible': ['A'], 'split': ['B'], 'previous': ['C']}, [False, False, False, False, False]), ('partial exclusion set / multi prerequisite', {'won': ['A', 'B'], 'required': ['A', 'B'], 'forbidden': ['B', 'C'], 'available': ['A', 'B', 'C'], 'prerequisites': {'B': ['A', 'C']}, 'counts': {'A': 2, 'B': 1}, 'wanted': {'A': 2, 'B': 1}, 'alternatives': [['A', 'B'], ['C']], 'consents': ['A'], 'seller_items': ['A', 'B'], 'substitutes': [['A', 'C']], 'divisible': ['A'], 'split': ['B'], 'previous': ['C']}, [False, False, False, False, False]), ('normal contract', {'won': ['A', 'B'], 'required': ['A', 'B'], 'forbidden': ['C'], 'available': ['A', 'B', 'C'], 'prerequisites': {'B': ['A'], 'C': ['B']}, 'counts': {'A': 2, 'B': 1}, 'wanted': {'A': 2, 'B': 1}, 'alternatives': [['A', 'B'], ['C']], 'consents': ['A'], 'seller_items': ['A', 'B'], 'substitutes': [['A', 'C']], 'divisible': ['A'], 'split': ['B'], 'previous': ['C']}, [True, True, True, True, True]), ('partial exclusion set', {'won': ['A', 'B'], 'required': ['A', 'B'], 'forbidden': ['B', 'C'], 'available': ['A', 'B', 'C'], 'prerequisites': {'B': ['A'], 'C': ['B']}, 'counts': {'A': 2, 'B': 1}, 'wanted': {'A': 2, 'B': 1}, 'alternatives': [['A', 'B'], ['C']], 'consents': ['A'], 'seller_items': ['A', 'B'], 'substitutes': [['A', 'C']], 'divisible': ['A'], 'split': ['B'], 'previous': ['C']}, [True, True, True, True, True]), ('mixed split certificate', {'won': ['A', 'B'], 'required': ['A', 'B'], 'forbidden': ['C'], 'available': ['A', 'B', 'C'], 'prerequisites': {'B': ['A'], 'C': ['B']}, 'counts': {'A': 2, 'B': 1}, 'wanted': {'A': 2, 'B': 1}, 'alternatives': [['A', 'B'], ['C']], 'consents': ['A'], 'seller_items': ['A', 'B'], 'substitutes': [['A', 'C']], 'divisible': ['A'], 'split': ['A', 'B'], 'previous': ['C']}, [True, True, True, True, True]), ('nothing awarded', {'won': [], 'required': ['A', 'B'], 'forbidden': ['C'], 'available': ['A', 'B', 'C'], 'prerequisites': {'B': ['A'], 'C': ['B']}, 'counts': {'A': 2, 'B': 1}, 'wanted': {'A': 2, 'B': 1}, 'alternatives': [['A', 'B'], ['C']], 'consents': ['A'], 'seller_items': ['A', 'B'], 'substitutes': [['A', 'C']], 'divisible': ['A'], 'split': ['B'], 'previous': ['C']}, [True, True, True, True, True]), ('partial bundle', {'won': ['A'], 'required': ['A', 'B'], 'forbidden': ['C'], 'available': ['A', 'B', 'C'], 'prerequisites': {'B': ['A'], 'C': ['B']}, 'counts': {'A': 2, 'B': 1}, 'wanted': {'A': 2, 'B': 1}, 'alternatives': [['A', 'B'], ['C']], 'consents': ['A'], 'seller_items': ['A', 'B'], 'substitutes': [['A', 'C']], 'divisible': ['A'], 'split': ['B'], 'previous': ['C']}, [True, True, True, True, True]), ('blocked bundle', {'won': ['A', 'C'], 'required': ['A', 'B'], 'forbidden': ['C'], 'available': ['A', 'B', 'C'], 'prerequisites': {'B': ['A'], 'C': ['B']}, 'counts': {'A': 2, 'B': 1}, 'wanted': {'A': 2, 'B': 1}, 'alternatives': [['A', 'B'], ['C']], 'consents': ['A'], 'seller_items': ['A', 'B'], 'substitutes': [['A', 'C']], 'divisible': ['A'], 'split': ['B'], 'previous': ['C']}, [False, False, False, False, False]), ('unoffered item', {'won': ['D'], 'required': ['A', 'B'], 'forbidden': ['C'], 'available': ['A', 'B', 'C'], 'prerequisites': {'B': ['A'], 'C': ['B']}, 'counts': {'A': 2, 'B': 1}, 'wanted': {'A': 2, 'B': 1}, 'alternatives': [['A', 'B'], ['C']], 'consents': ['A'], 'seller_items': ['A', 'B'], 'substitutes': [['A', 'C']], 'divisible': ['A'], 'split': ['B'], 'previous': ['C']}, [True, True, True, True, True]), ('full consent', {'won': ['A', 'B'], 'required': ['A', 'B'], 'forbidden': ['C'], 'available': ['A', 'B', 'C'], 'prerequisites': {'B': ['A'], 'C': ['B']}, 'counts': {'A': 2, 'B': 1}, 'wanted': {'A': 2, 'B': 1}, 'alternatives': [['A', 'B'], ['C']], 'consents': ['A', 'B'], 'seller_items': ['A', 'B'], 'substitutes': [['A', 'C']], 'divisible': ['A'], 'split': ['B'], 'previous': ['C']}, [True, True, True, True, True])]
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))['dependency-closure'], 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
multi prerequisiteTrueFalseFailed
partial exclusion set / multi prerequisiteTrueFalseFailed
normal contractTrueTruePassed
partial exclusion setTrueTruePassed
mixed split certificateTrueTruePassed
nothing awardedTrueTruePassed
partial bundleTrueTruePassed
blocked bundleFalseFalsePassed
unoffered itemTrueTruePassed
full consentTrueTruePassed

SHA-256 / dfbb2d430fd357c100d23bd402c936cfa15e33b769eb2f9280ce3e8c12d715ce

2 / The unsuccessful fix

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

N = 1
observations = []
def solve(x):
    v0 = not set(x["won"])&set(x["required"]) or set(x["required"])<=set(x["won"])
    v1 = not set(x["won"])&set(x["forbidden"])
    v2 = set(x["won"])<=set(x["available"])
    v3 = all(i in x["won"] for i in x["prerequisites"])
    v4 = all(x["counts"].get(i,0)==q for i,q in x["wanted"].items())
    v5 = sum(set(a)<=set(x["won"]) for a in x["alternatives"])<=1
    v6 = set(x["won"])&set(x["seller_items"])<=set(x["consents"])
    v7 = all(len(set(a)&set(x["won"]))<=1 for a in x["substitutes"])
    v8 = set(x["split"])<=set(x["divisible"])
    v9 = not set(x["won"])&set(x["previous"])
    return {'must-link-completeness':v0,'negative-package-clause':v1,'offered-inventory':v2,'dependency-closure':v3,'exact-quantity-contract':v4,'alternative-activation':v5,'seller-consent-scope':v6,'substitute-collision':v7,'divisibility-certificate':v8,'prior-package-encumbrance':v9}
def check(label, actual, expected):
    observations.append({"check": label, "actual": actual, "expected": expected, "passed": actual == expected})
fixtures = [('multi prerequisite', {'won': ['A', 'B'], 'required': ['A', 'B'], 'forbidden': ['C'], 'available': ['A', 'B', 'C'], 'prerequisites': {'B': ['A', 'C']}, 'counts': {'A': 2, 'B': 1}, 'wanted': {'A': 2, 'B': 1}, 'alternatives': [['A', 'B'], ['C']], 'consents': ['A'], 'seller_items': ['A', 'B'], 'substitutes': [['A', 'C']], 'divisible': ['A'], 'split': ['B'], 'previous': ['C']}, [False, False, False, False, False]), ('partial exclusion set / multi prerequisite', {'won': ['A', 'B'], 'required': ['A', 'B'], 'forbidden': ['B', 'C'], 'available': ['A', 'B', 'C'], 'prerequisites': {'B': ['A', 'C']}, 'counts': {'A': 2, 'B': 1}, 'wanted': {'A': 2, 'B': 1}, 'alternatives': [['A', 'B'], ['C']], 'consents': ['A'], 'seller_items': ['A', 'B'], 'substitutes': [['A', 'C']], 'divisible': ['A'], 'split': ['B'], 'previous': ['C']}, [False, False, False, False, False]), ('normal contract', {'won': ['A', 'B'], 'required': ['A', 'B'], 'forbidden': ['C'], 'available': ['A', 'B', 'C'], 'prerequisites': {'B': ['A'], 'C': ['B']}, 'counts': {'A': 2, 'B': 1}, 'wanted': {'A': 2, 'B': 1}, 'alternatives': [['A', 'B'], ['C']], 'consents': ['A'], 'seller_items': ['A', 'B'], 'substitutes': [['A', 'C']], 'divisible': ['A'], 'split': ['B'], 'previous': ['C']}, [True, True, True, True, True]), ('partial exclusion set', {'won': ['A', 'B'], 'required': ['A', 'B'], 'forbidden': ['B', 'C'], 'available': ['A', 'B', 'C'], 'prerequisites': {'B': ['A'], 'C': ['B']}, 'counts': {'A': 2, 'B': 1}, 'wanted': {'A': 2, 'B': 1}, 'alternatives': [['A', 'B'], ['C']], 'consents': ['A'], 'seller_items': ['A', 'B'], 'substitutes': [['A', 'C']], 'divisible': ['A'], 'split': ['B'], 'previous': ['C']}, [True, True, True, True, True]), ('mixed split certificate', {'won': ['A', 'B'], 'required': ['A', 'B'], 'forbidden': ['C'], 'available': ['A', 'B', 'C'], 'prerequisites': {'B': ['A'], 'C': ['B']}, 'counts': {'A': 2, 'B': 1}, 'wanted': {'A': 2, 'B': 1}, 'alternatives': [['A', 'B'], ['C']], 'consents': ['A'], 'seller_items': ['A', 'B'], 'substitutes': [['A', 'C']], 'divisible': ['A'], 'split': ['A', 'B'], 'previous': ['C']}, [True, True, True, True, True]), ('nothing awarded', {'won': [], 'required': ['A', 'B'], 'forbidden': ['C'], 'available': ['A', 'B', 'C'], 'prerequisites': {'B': ['A'], 'C': ['B']}, 'counts': {'A': 2, 'B': 1}, 'wanted': {'A': 2, 'B': 1}, 'alternatives': [['A', 'B'], ['C']], 'consents': ['A'], 'seller_items': ['A', 'B'], 'substitutes': [['A', 'C']], 'divisible': ['A'], 'split': ['B'], 'previous': ['C']}, [True, True, True, True, True]), ('partial bundle', {'won': ['A'], 'required': ['A', 'B'], 'forbidden': ['C'], 'available': ['A', 'B', 'C'], 'prerequisites': {'B': ['A'], 'C': ['B']}, 'counts': {'A': 2, 'B': 1}, 'wanted': {'A': 2, 'B': 1}, 'alternatives': [['A', 'B'], ['C']], 'consents': ['A'], 'seller_items': ['A', 'B'], 'substitutes': [['A', 'C']], 'divisible': ['A'], 'split': ['B'], 'previous': ['C']}, [True, True, True, True, True]), ('blocked bundle', {'won': ['A', 'C'], 'required': ['A', 'B'], 'forbidden': ['C'], 'available': ['A', 'B', 'C'], 'prerequisites': {'B': ['A'], 'C': ['B']}, 'counts': {'A': 2, 'B': 1}, 'wanted': {'A': 2, 'B': 1}, 'alternatives': [['A', 'B'], ['C']], 'consents': ['A'], 'seller_items': ['A', 'B'], 'substitutes': [['A', 'C']], 'divisible': ['A'], 'split': ['B'], 'previous': ['C']}, [False, False, False, False, False]), ('unoffered item', {'won': ['D'], 'required': ['A', 'B'], 'forbidden': ['C'], 'available': ['A', 'B', 'C'], 'prerequisites': {'B': ['A'], 'C': ['B']}, 'counts': {'A': 2, 'B': 1}, 'wanted': {'A': 2, 'B': 1}, 'alternatives': [['A', 'B'], ['C']], 'consents': ['A'], 'seller_items': ['A', 'B'], 'substitutes': [['A', 'C']], 'divisible': ['A'], 'split': ['B'], 'previous': ['C']}, [True, True, True, True, True]), ('full consent', {'won': ['A', 'B'], 'required': ['A', 'B'], 'forbidden': ['C'], 'available': ['A', 'B', 'C'], 'prerequisites': {'B': ['A'], 'C': ['B']}, 'counts': {'A': 2, 'B': 1}, 'wanted': {'A': 2, 'B': 1}, 'alternatives': [['A', 'B'], ['C']], 'consents': ['A', 'B'], 'seller_items': ['A', 'B'], 'substitutes': [['A', 'C']], 'divisible': ['A'], 'split': ['B'], 'previous': ['C']}, [True, True, True, True, True])]
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))['dependency-closure'], 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
multi prerequisiteTrueFalseFailed
partial exclusion set / multi prerequisiteTrueFalseFailed
normal contractFalseTrueFailed
partial exclusion setFalseTrueFailed
mixed split certificateFalseTrueFailed
nothing awardedFalseTrueFailed
partial bundleFalseTrueFailed
blocked bundleFalseFalsePassed
unoffered itemFalseTrueFailed
full consentFalseTrueFailed

SHA-256 / 14ab0bf04b30f495e7b3ac288cca96628463e631688ad3432650c437a41cf6d8

3 / The verified repair

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

N = 1
observations = []
def solve(x):
    v0 = not set(x["won"])&set(x["required"]) or set(x["required"])<=set(x["won"])
    v1 = not set(x["won"])&set(x["forbidden"])
    v2 = set(x["won"])<=set(x["available"])
    v3 = all(set(x["prerequisites"].get(i,[]))<=set(x["won"]) for i in x["won"])
    v4 = all(x["counts"].get(i,0)==q for i,q in x["wanted"].items())
    v5 = sum(set(a)<=set(x["won"]) for a in x["alternatives"])<=1
    v6 = set(x["won"])&set(x["seller_items"])<=set(x["consents"])
    v7 = all(len(set(a)&set(x["won"]))<=1 for a in x["substitutes"])
    v8 = set(x["split"])<=set(x["divisible"])
    v9 = not set(x["won"])&set(x["previous"])
    return {'must-link-completeness':v0,'negative-package-clause':v1,'offered-inventory':v2,'dependency-closure':v3,'exact-quantity-contract':v4,'alternative-activation':v5,'seller-consent-scope':v6,'substitute-collision':v7,'divisibility-certificate':v8,'prior-package-encumbrance':v9}
def check(label, actual, expected):
    observations.append({"check": label, "actual": actual, "expected": expected, "passed": actual == expected})
fixtures = [('multi prerequisite', {'won': ['A', 'B'], 'required': ['A', 'B'], 'forbidden': ['C'], 'available': ['A', 'B', 'C'], 'prerequisites': {'B': ['A', 'C']}, 'counts': {'A': 2, 'B': 1}, 'wanted': {'A': 2, 'B': 1}, 'alternatives': [['A', 'B'], ['C']], 'consents': ['A'], 'seller_items': ['A', 'B'], 'substitutes': [['A', 'C']], 'divisible': ['A'], 'split': ['B'], 'previous': ['C']}, [False, False, False, False, False]), ('partial exclusion set / multi prerequisite', {'won': ['A', 'B'], 'required': ['A', 'B'], 'forbidden': ['B', 'C'], 'available': ['A', 'B', 'C'], 'prerequisites': {'B': ['A', 'C']}, 'counts': {'A': 2, 'B': 1}, 'wanted': {'A': 2, 'B': 1}, 'alternatives': [['A', 'B'], ['C']], 'consents': ['A'], 'seller_items': ['A', 'B'], 'substitutes': [['A', 'C']], 'divisible': ['A'], 'split': ['B'], 'previous': ['C']}, [False, False, False, False, False]), ('normal contract', {'won': ['A', 'B'], 'required': ['A', 'B'], 'forbidden': ['C'], 'available': ['A', 'B', 'C'], 'prerequisites': {'B': ['A'], 'C': ['B']}, 'counts': {'A': 2, 'B': 1}, 'wanted': {'A': 2, 'B': 1}, 'alternatives': [['A', 'B'], ['C']], 'consents': ['A'], 'seller_items': ['A', 'B'], 'substitutes': [['A', 'C']], 'divisible': ['A'], 'split': ['B'], 'previous': ['C']}, [True, True, True, True, True]), ('partial exclusion set', {'won': ['A', 'B'], 'required': ['A', 'B'], 'forbidden': ['B', 'C'], 'available': ['A', 'B', 'C'], 'prerequisites': {'B': ['A'], 'C': ['B']}, 'counts': {'A': 2, 'B': 1}, 'wanted': {'A': 2, 'B': 1}, 'alternatives': [['A', 'B'], ['C']], 'consents': ['A'], 'seller_items': ['A', 'B'], 'substitutes': [['A', 'C']], 'divisible': ['A'], 'split': ['B'], 'previous': ['C']}, [True, True, True, True, True]), ('mixed split certificate', {'won': ['A', 'B'], 'required': ['A', 'B'], 'forbidden': ['C'], 'available': ['A', 'B', 'C'], 'prerequisites': {'B': ['A'], 'C': ['B']}, 'counts': {'A': 2, 'B': 1}, 'wanted': {'A': 2, 'B': 1}, 'alternatives': [['A', 'B'], ['C']], 'consents': ['A'], 'seller_items': ['A', 'B'], 'substitutes': [['A', 'C']], 'divisible': ['A'], 'split': ['A', 'B'], 'previous': ['C']}, [True, True, True, True, True]), ('nothing awarded', {'won': [], 'required': ['A', 'B'], 'forbidden': ['C'], 'available': ['A', 'B', 'C'], 'prerequisites': {'B': ['A'], 'C': ['B']}, 'counts': {'A': 2, 'B': 1}, 'wanted': {'A': 2, 'B': 1}, 'alternatives': [['A', 'B'], ['C']], 'consents': ['A'], 'seller_items': ['A', 'B'], 'substitutes': [['A', 'C']], 'divisible': ['A'], 'split': ['B'], 'previous': ['C']}, [True, True, True, True, True]), ('partial bundle', {'won': ['A'], 'required': ['A', 'B'], 'forbidden': ['C'], 'available': ['A', 'B', 'C'], 'prerequisites': {'B': ['A'], 'C': ['B']}, 'counts': {'A': 2, 'B': 1}, 'wanted': {'A': 2, 'B': 1}, 'alternatives': [['A', 'B'], ['C']], 'consents': ['A'], 'seller_items': ['A', 'B'], 'substitutes': [['A', 'C']], 'divisible': ['A'], 'split': ['B'], 'previous': ['C']}, [True, True, True, True, True]), ('blocked bundle', {'won': ['A', 'C'], 'required': ['A', 'B'], 'forbidden': ['C'], 'available': ['A', 'B', 'C'], 'prerequisites': {'B': ['A'], 'C': ['B']}, 'counts': {'A': 2, 'B': 1}, 'wanted': {'A': 2, 'B': 1}, 'alternatives': [['A', 'B'], ['C']], 'consents': ['A'], 'seller_items': ['A', 'B'], 'substitutes': [['A', 'C']], 'divisible': ['A'], 'split': ['B'], 'previous': ['C']}, [False, False, False, False, False]), ('unoffered item', {'won': ['D'], 'required': ['A', 'B'], 'forbidden': ['C'], 'available': ['A', 'B', 'C'], 'prerequisites': {'B': ['A'], 'C': ['B']}, 'counts': {'A': 2, 'B': 1}, 'wanted': {'A': 2, 'B': 1}, 'alternatives': [['A', 'B'], ['C']], 'consents': ['A'], 'seller_items': ['A', 'B'], 'substitutes': [['A', 'C']], 'divisible': ['A'], 'split': ['B'], 'previous': ['C']}, [True, True, True, True, True]), ('full consent', {'won': ['A', 'B'], 'required': ['A', 'B'], 'forbidden': ['C'], 'available': ['A', 'B', 'C'], 'prerequisites': {'B': ['A'], 'C': ['B']}, 'counts': {'A': 2, 'B': 1}, 'wanted': {'A': 2, 'B': 1}, 'alternatives': [['A', 'B'], ['C']], 'consents': ['A', 'B'], 'seller_items': ['A', 'B'], 'substitutes': [['A', 'C']], 'divisible': ['A'], 'split': ['B'], 'previous': ['C']}, [True, True, True, True, True])]
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))['dependency-closure'], 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
multi prerequisiteFalseFalsePassed
partial exclusion set / multi prerequisiteFalseFalsePassed
normal contractTrueTruePassed
partial exclusion setTrueTruePassed
mixed split certificateTrueTruePassed
nothing awardedTrueTruePassed
partial bundleTrueTruePassed
blocked bundleFalseFalsePassed
unoffered itemTrueTruePassed
full consentTrueTruePassed

SHA-256 / 19a4236435f822e76fa1561c008b0118a88131debf9fbce0e59f72ad83b6bc9c

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 2026-09-29T14:46:07.672986+00:00.

Case digest / 87d891d359a8ff8eb54f3f377a43e01bb897e894fd0ad44e713f26aac25e91d0