FA-56501 / Auction allocation rules / Open access
Package conditions: offered inventory · case 01
Unlisted auction lots enter a certified package.
ROOT CAUSE
Unlisted auction lots enter a certified package.
VERIFIED REPAIR
Require every awarded item to have been offered.
Unsuccessful approach: The attempted repair uses True; 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 offered-inventory: Require every awarded item to have been offered.
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 = bool(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 = [('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 exclusion set / nothing awarded', {'won': [], '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]), ('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']}, [False, False, False, False, False]), ('partial exclusion set / unoffered item', {'won': ['D'], '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']}, [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]), ('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']}, [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]), ('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']}, [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))['offered-inventory'], 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 fixture | Actual | Expected | Outcome |
|---|---|---|---|
| nothing awarded | False | True | Failed |
| partial exclusion set / nothing awarded | False | True | Failed |
| unoffered item | False | False | Passed |
| partial exclusion set / unoffered item | False | False | Passed |
| normal contract | True | True | Passed |
| partial exclusion set | True | True | Passed |
| multi prerequisite | True | True | Passed |
| mixed split certificate | True | True | Passed |
| partial bundle | True | True | Passed |
| blocked bundle | True | True | Passed |
| full consent | True | True | Passed |
SHA-256 / bd4bc6aac000186bdcc406d454fd41cf583c36dfb460b48b957226b93d92f195
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 = True
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 = [('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 exclusion set / nothing awarded', {'won': [], '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]), ('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']}, [False, False, False, False, False]), ('partial exclusion set / unoffered item', {'won': ['D'], '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']}, [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]), ('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']}, [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]), ('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']}, [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))['offered-inventory'], 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 fixture | Actual | Expected | Outcome |
|---|---|---|---|
| nothing awarded | True | True | Passed |
| partial exclusion set / nothing awarded | True | True | Passed |
| unoffered item | True | False | Failed |
| partial exclusion set / unoffered item | True | False | Failed |
| normal contract | True | True | Passed |
| partial exclusion set | True | True | Passed |
| multi prerequisite | True | True | Passed |
| mixed split certificate | True | True | Passed |
| partial bundle | True | True | Passed |
| blocked bundle | True | True | Passed |
| full consent | True | True | Passed |
SHA-256 / 43efea999d2a599aa5f90be7eb6c32e04a13c566a5ac3c247b468e8638863c10
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 = [('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 exclusion set / nothing awarded', {'won': [], '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]), ('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']}, [False, False, False, False, False]), ('partial exclusion set / unoffered item', {'won': ['D'], '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']}, [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]), ('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']}, [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]), ('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']}, [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))['offered-inventory'], 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 fixture | Actual | Expected | Outcome |
|---|---|---|---|
| nothing awarded | True | True | Passed |
| partial exclusion set / nothing awarded | True | True | Passed |
| unoffered item | False | False | Passed |
| partial exclusion set / unoffered item | False | False | Passed |
| normal contract | True | True | Passed |
| partial exclusion set | True | True | Passed |
| multi prerequisite | True | True | Passed |
| mixed split certificate | True | True | Passed |
| partial bundle | True | True | Passed |
| blocked bundle | True | True | Passed |
| full consent | True | True | Passed |
SHA-256 / 7d4496e9cbac7d00022defb10d42a9943c7fb6072221be2f7110edeabb73e58d
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 2026-09-29T14:46:07.658094+00:00.
Case digest / 36572127c070305bcc1a005dc4eb4921b25b8467347efbf86672620dd0b84d51