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FA-25866 / Filter interfaces / Open access

Upper-bound crossing is clamped only under range lock · case 01

Upper-bound crossing is clamped only under range lock is violated by the widget projection.

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

ROOT CAUSE

The upper-clamp decision uses `max(d['new'],d['lo']) if d['lo'] is not None else d['new']` instead of the stipulated coupled-range-edit projection.

VERIFIED REPAIR

Implement the declared upper-clamp projection: `max(d['new'],d['lo']) if d['lock'] and d['lo'] is not None else d['new']`.

Unsuccessful approach: The attempted correction `d['new']` still violates the explicit contract fixtures.

Case contract

Editing one numeric endpoint clamps only when the range lock is enabled; linked-width edits translate the opposite endpoint, and unbounded sides remain unbounded. This example checks: Upper-bound crossing is clamped only under range lock.

Why this case matters

Filter-widget state and serialization must preserve user constraints while the view changes.

1 / The failure

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

N = 1
observations = []
def solve(d):
    return {'lower-clamp':(min(d['new'],d['hi']) if d['lock'] and d['hi'] is not None else d['new']), 'upper-clamp':(max(d['new'],d['lo']) if d['lo'] is not None else d['new']), 'linked-upper':(d['hi']+d['new']-d['lo'] if d['linked'] and d['hi'] is not None and d['lo'] is not None else d['hi']), 'linked-lower':(d['lo']+d['new']-d['hi'] if d['linked'] and d['hi'] is not None and d['lo'] is not None else d['lo']), 'link-enabled':(d['lo'] is not None and d['hi'] is not None), 'reversal-warning':(d['lo'] is not None and d['hi'] is not None and d['lo']>d['hi'])}
def check(label, actual, expected):
    observations.append({"check": label, "actual": actual, "expected": expected, "passed": actual == expected})
fixtures = {1: [({'lo': 0, 'hi': None, 'new': -1, 'lock': False, 'linked': False}, {'lower-clamp': -1, 'upper-clamp': -1, 'linked-upper': None, 'linked-lower': 0, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 0, 'hi': 2, 'new': -1, 'lock': True, 'linked': True}, {'lower-clamp': -1, 'upper-clamp': 0, 'linked-upper': 1, 'linked-lower': -3, 'link-enabled': True, 'reversal-warning': False}), ({'lo': None, 'hi': None, 'new': 1, 'lock': True, 'linked': True}, {'lower-clamp': 1, 'upper-clamp': 1, 'linked-upper': None, 'linked-lower': None, 'link-enabled': False, 'reversal-warning': False}), ({'lo': None, 'hi': 2, 'new': 1, 'lock': False, 'linked': False}, {'lower-clamp': 1, 'upper-clamp': 1, 'linked-upper': 2, 'linked-lower': None, 'link-enabled': False, 'reversal-warning': False}), ({'lo': None, 'hi': 5, 'new': -1, 'lock': False, 'linked': True}, {'lower-clamp': -1, 'upper-clamp': -1, 'linked-upper': 5, 'linked-lower': None, 'link-enabled': False, 'reversal-warning': False}), ({'lo': None, 'hi': 5, 'new': 7, 'lock': True, 'linked': False}, {'lower-clamp': 5, 'upper-clamp': 7, 'linked-upper': 5, 'linked-lower': None, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 0, 'hi': None, 'new': 1, 'lock': True, 'linked': True}, {'lower-clamp': 1, 'upper-clamp': 1, 'linked-upper': None, 'linked-lower': 0, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 0, 'hi': 2, 'new': 1, 'lock': False, 'linked': False}, {'lower-clamp': 1, 'upper-clamp': 1, 'linked-upper': 2, 'linked-lower': 0, 'link-enabled': True, 'reversal-warning': False}), ({'lo': 0, 'hi': 5, 'new': -1, 'lock': False, 'linked': True}, {'lower-clamp': -1, 'upper-clamp': -1, 'linked-upper': 4, 'linked-lower': -6, 'link-enabled': True, 'reversal-warning': False}), ({'lo': 0, 'hi': 5, 'new': 7, 'lock': True, 'linked': False}, {'lower-clamp': 5, 'upper-clamp': 7, 'linked-upper': 5, 'linked-lower': 0, 'link-enabled': True, 'reversal-warning': False})], 2: [({'lo': 0, 'hi': None, 'new': -1, 'lock': False, 'linked': True}, {'lower-clamp': -1, 'upper-clamp': -1, 'linked-upper': None, 'linked-lower': 0, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 5, 'hi': None, 'new': -1, 'lock': True, 'linked': False}, {'lower-clamp': -1, 'upper-clamp': 5, 'linked-upper': None, 'linked-lower': 5, 'link-enabled': False, 'reversal-warning': False}), ({'lo': None, 'hi': 2, 'new': -1, 'lock': True, 'linked': False}, {'lower-clamp': -1, 'upper-clamp': -1, 'linked-upper': 2, 'linked-lower': None, 'link-enabled': False, 'reversal-warning': False}), ({'lo': None, 'hi': 2, 'new': 7, 'lock': True, 'linked': True}, {'lower-clamp': 2, 'upper-clamp': 7, 'linked-upper': 2, 'linked-lower': None, 'link-enabled': False, 'reversal-warning': False}), ({'lo': None, 'hi': 5, 'new': 7, 'lock': False, 'linked': False}, {'lower-clamp': 7, 'upper-clamp': 7, 'linked-upper': 5, 'linked-lower': None, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 0, 'hi': None, 'new': 1, 'lock': False, 'linked': True}, {'lower-clamp': 1, 'upper-clamp': 1, 'linked-upper': None, 'linked-lower': 0, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 0, 'hi': 2, 'new': -1, 'lock': True, 'linked': False}, {'lower-clamp': -1, 'upper-clamp': 0, 'linked-upper': 2, 'linked-lower': 0, 'link-enabled': True, 'reversal-warning': False}), ({'lo': 0, 'hi': 2, 'new': 7, 'lock': True, 'linked': True}, {'lower-clamp': 2, 'upper-clamp': 7, 'linked-upper': 9, 'linked-lower': 5, 'link-enabled': True, 'reversal-warning': False}), ({'lo': 0, 'hi': 5, 'new': 7, 'lock': False, 'linked': False}, {'lower-clamp': 7, 'upper-clamp': 7, 'linked-upper': 5, 'linked-lower': 0, 'link-enabled': True, 'reversal-warning': False}), ({'lo': 5, 'hi': None, 'new': 1, 'lock': False, 'linked': True}, {'lower-clamp': 1, 'upper-clamp': 1, 'linked-upper': None, 'linked-lower': 5, 'link-enabled': False, 'reversal-warning': False})], 3: [({'lo': 0, 'hi': 2, 'new': -1, 'lock': False, 'linked': False}, {'lower-clamp': -1, 'upper-clamp': -1, 'linked-upper': 2, 'linked-lower': 0, 'link-enabled': True, 'reversal-warning': False}), ({'lo': 5, 'hi': None, 'new': 1, 'lock': True, 'linked': True}, {'lower-clamp': 1, 'upper-clamp': 5, 'linked-upper': None, 'linked-lower': 5, 'link-enabled': False, 'reversal-warning': False}), ({'lo': None, 'hi': 2, 'new': 7, 'lock': False, 'linked': True}, {'lower-clamp': 7, 'upper-clamp': 7, 'linked-upper': 2, 'linked-lower': None, 'link-enabled': False, 'reversal-warning': False}), ({'lo': None, 'hi': 5, 'new': 1, 'lock': True, 'linked': False}, {'lower-clamp': 1, 'upper-clamp': 1, 'linked-upper': 5, 'linked-lower': None, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 0, 'hi': None, 'new': -1, 'lock': True, 'linked': True}, {'lower-clamp': -1, 'upper-clamp': 0, 'linked-upper': None, 'linked-lower': 0, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 0, 'hi': 2, 'new': 7, 'lock': False, 'linked': True}, {'lower-clamp': 7, 'upper-clamp': 7, 'linked-upper': 9, 'linked-lower': 5, 'link-enabled': True, 'reversal-warning': False}), ({'lo': 0, 'hi': 5, 'new': 1, 'lock': True, 'linked': False}, {'lower-clamp': 1, 'upper-clamp': 1, 'linked-upper': 5, 'linked-lower': 0, 'link-enabled': True, 'reversal-warning': False}), ({'lo': 5, 'hi': None, 'new': -1, 'lock': True, 'linked': True}, {'lower-clamp': -1, 'upper-clamp': 5, 'linked-upper': None, 'linked-lower': 5, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 5, 'hi': 2, 'new': -1, 'lock': False, 'linked': False}, {'lower-clamp': -1, 'upper-clamp': -1, 'linked-upper': 2, 'linked-lower': 5, 'link-enabled': True, 'reversal-warning': True}), ({'lo': 5, 'hi': 2, 'new': 7, 'lock': False, 'linked': True}, {'lower-clamp': 7, 'upper-clamp': 7, 'linked-upper': 4, 'linked-lower': 10, 'link-enabled': True, 'reversal-warning': True})], 4: [({'lo': 0, 'hi': 2, 'new': -1, 'lock': False, 'linked': True}, {'lower-clamp': -1, 'upper-clamp': -1, 'linked-upper': 1, 'linked-lower': -3, 'link-enabled': True, 'reversal-warning': False}), ({'lo': 5, 'hi': 2, 'new': 1, 'lock': True, 'linked': False}, {'lower-clamp': 1, 'upper-clamp': 5, 'linked-upper': 2, 'linked-lower': 5, 'link-enabled': True, 'reversal-warning': True}), ({'lo': None, 'hi': 5, 'new': 1, 'lock': False, 'linked': False}, {'lower-clamp': 1, 'upper-clamp': 1, 'linked-upper': 5, 'linked-lower': None, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 0, 'hi': None, 'new': -1, 'lock': False, 'linked': True}, {'lower-clamp': -1, 'upper-clamp': -1, 'linked-upper': None, 'linked-lower': 0, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 0, 'hi': None, 'new': 7, 'lock': True, 'linked': False}, {'lower-clamp': 7, 'upper-clamp': 7, 'linked-upper': None, 'linked-lower': 0, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 0, 'hi': 2, 'new': 1, 'lock': True, 'linked': True}, {'lower-clamp': 1, 'upper-clamp': 1, 'linked-upper': 3, 'linked-lower': -1, 'link-enabled': True, 'reversal-warning': False}), ({'lo': 0, 'hi': 5, 'new': 1, 'lock': False, 'linked': False}, {'lower-clamp': 1, 'upper-clamp': 1, 'linked-upper': 5, 'linked-lower': 0, 'link-enabled': True, 'reversal-warning': False}), ({'lo': 5, 'hi': None, 'new': -1, 'lock': False, 'linked': True}, {'lower-clamp': -1, 'upper-clamp': -1, 'linked-upper': None, 'linked-lower': 5, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 5, 'hi': None, 'new': 7, 'lock': True, 'linked': False}, {'lower-clamp': 7, 'upper-clamp': 7, 'linked-upper': None, 'linked-lower': 5, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 5, 'hi': 2, 'new': 1, 'lock': True, 'linked': True}, {'lower-clamp': 1, 'upper-clamp': 5, 'linked-upper': -2, 'linked-lower': 4, 'link-enabled': True, 'reversal-warning': True})], 5: [({'lo': 0, 'hi': 5, 'new': -1, 'lock': False, 'linked': False}, {'lower-clamp': -1, 'upper-clamp': -1, 'linked-upper': 5, 'linked-lower': 0, 'link-enabled': True, 'reversal-warning': False}), ({'lo': 5, 'hi': 5, 'new': -1, 'lock': True, 'linked': True}, {'lower-clamp': -1, 'upper-clamp': 5, 'linked-upper': -1, 'linked-lower': -1, 'link-enabled': True, 'reversal-warning': False}), ({'lo': None, 'hi': 5, 'new': 7, 'lock': True, 'linked': True}, {'lower-clamp': 5, 'upper-clamp': 7, 'linked-upper': 5, 'linked-lower': None, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 0, 'hi': None, 'new': 7, 'lock': False, 'linked': False}, {'lower-clamp': 7, 'upper-clamp': 7, 'linked-upper': None, 'linked-lower': 0, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 0, 'hi': 2, 'new': 1, 'lock': False, 'linked': True}, {'lower-clamp': 1, 'upper-clamp': 1, 'linked-upper': 3, 'linked-lower': -1, 'link-enabled': True, 'reversal-warning': False}), ({'lo': 0, 'hi': 5, 'new': -1, 'lock': True, 'linked': False}, {'lower-clamp': -1, 'upper-clamp': 0, 'linked-upper': 5, 'linked-lower': 0, 'link-enabled': True, 'reversal-warning': False}), ({'lo': 0, 'hi': 5, 'new': 7, 'lock': True, 'linked': True}, {'lower-clamp': 5, 'upper-clamp': 7, 'linked-upper': 12, 'linked-lower': 2, 'link-enabled': True, 'reversal-warning': False}), ({'lo': 5, 'hi': None, 'new': 7, 'lock': False, 'linked': False}, {'lower-clamp': 7, 'upper-clamp': 7, 'linked-upper': None, 'linked-lower': 5, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 5, 'hi': 2, 'new': 1, 'lock': False, 'linked': True}, {'lower-clamp': 1, 'upper-clamp': 1, 'linked-upper': -2, 'linked-lower': 4, 'link-enabled': True, 'reversal-warning': True}), ({'lo': 5, 'hi': 5, 'new': -1, 'lock': True, 'linked': False}, {'lower-clamp': -1, 'upper-clamp': 5, 'linked-upper': 5, 'linked-lower': 5, 'link-enabled': True, 'reversal-warning': False})]}
for index, (data, expected) in enumerate(fixtures[N]):
    check("contract fixture " + str(index), solve(data), expected)
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
contract fixture 0{'link-enabled': False, 'linked-lower': 0, 'linked-upper': None, 'lower-clamp': -1, 'reversal-warning': False, 'upper-clamp': 0}{'link-enabled': False, 'linked-lower': 0, 'linked-upper': None, 'lower-clamp': -1, 'reversal-warning': False, 'upper-clamp': -1}Failed
contract fixture 1{'link-enabled': True, 'linked-lower': -3, 'linked-upper': 1, 'lower-clamp': -1, 'reversal-warning': False, 'upper-clamp': 0}{'link-enabled': True, 'linked-lower': -3, 'linked-upper': 1, 'lower-clamp': -1, 'reversal-warning': False, 'upper-clamp': 0}Passed
contract fixture 2{'link-enabled': False, 'linked-lower': None, 'linked-upper': None, 'lower-clamp': 1, 'reversal-warning': False, 'upper-clamp': 1}{'link-enabled': False, 'linked-lower': None, 'linked-upper': None, 'lower-clamp': 1, 'reversal-warning': False, 'upper-clamp': 1}Passed
contract fixture 3{'link-enabled': False, 'linked-lower': None, 'linked-upper': 2, 'lower-clamp': 1, 'reversal-warning': False, 'upper-clamp': 1}{'link-enabled': False, 'linked-lower': None, 'linked-upper': 2, 'lower-clamp': 1, 'reversal-warning': False, 'upper-clamp': 1}Passed
contract fixture 4{'link-enabled': False, 'linked-lower': None, 'linked-upper': 5, 'lower-clamp': -1, 'reversal-warning': False, 'upper-clamp': -1}{'link-enabled': False, 'linked-lower': None, 'linked-upper': 5, 'lower-clamp': -1, 'reversal-warning': False, 'upper-clamp': -1}Passed
contract fixture 5{'link-enabled': False, 'linked-lower': None, 'linked-upper': 5, 'lower-clamp': 5, 'reversal-warning': False, 'upper-clamp': 7}{'link-enabled': False, 'linked-lower': None, 'linked-upper': 5, 'lower-clamp': 5, 'reversal-warning': False, 'upper-clamp': 7}Passed
contract fixture 6{'link-enabled': False, 'linked-lower': 0, 'linked-upper': None, 'lower-clamp': 1, 'reversal-warning': False, 'upper-clamp': 1}{'link-enabled': False, 'linked-lower': 0, 'linked-upper': None, 'lower-clamp': 1, 'reversal-warning': False, 'upper-clamp': 1}Passed
contract fixture 7{'link-enabled': True, 'linked-lower': 0, 'linked-upper': 2, 'lower-clamp': 1, 'reversal-warning': False, 'upper-clamp': 1}{'link-enabled': True, 'linked-lower': 0, 'linked-upper': 2, 'lower-clamp': 1, 'reversal-warning': False, 'upper-clamp': 1}Passed
contract fixture 8{'link-enabled': True, 'linked-lower': -6, 'linked-upper': 4, 'lower-clamp': -1, 'reversal-warning': False, 'upper-clamp': 0}{'link-enabled': True, 'linked-lower': -6, 'linked-upper': 4, 'lower-clamp': -1, 'reversal-warning': False, 'upper-clamp': -1}Failed
contract fixture 9{'link-enabled': True, 'linked-lower': 0, 'linked-upper': 5, 'lower-clamp': 5, 'reversal-warning': False, 'upper-clamp': 7}{'link-enabled': True, 'linked-lower': 0, 'linked-upper': 5, 'lower-clamp': 5, 'reversal-warning': False, 'upper-clamp': 7}Passed

SHA-256 / 699fd24ffdc1568dd142ea15235e5e22d5114e67459f671a8766eacaaedcacbb

2 / The unsuccessful fix

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

N = 1
observations = []
def solve(d):
    return {'lower-clamp':(min(d['new'],d['hi']) if d['lock'] and d['hi'] is not None else d['new']), 'upper-clamp':(d['new']), 'linked-upper':(d['hi']+d['new']-d['lo'] if d['linked'] and d['hi'] is not None and d['lo'] is not None else d['hi']), 'linked-lower':(d['lo']+d['new']-d['hi'] if d['linked'] and d['hi'] is not None and d['lo'] is not None else d['lo']), 'link-enabled':(d['lo'] is not None and d['hi'] is not None), 'reversal-warning':(d['lo'] is not None and d['hi'] is not None and d['lo']>d['hi'])}
def check(label, actual, expected):
    observations.append({"check": label, "actual": actual, "expected": expected, "passed": actual == expected})
fixtures = {1: [({'lo': 0, 'hi': None, 'new': -1, 'lock': False, 'linked': False}, {'lower-clamp': -1, 'upper-clamp': -1, 'linked-upper': None, 'linked-lower': 0, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 0, 'hi': 2, 'new': -1, 'lock': True, 'linked': True}, {'lower-clamp': -1, 'upper-clamp': 0, 'linked-upper': 1, 'linked-lower': -3, 'link-enabled': True, 'reversal-warning': False}), ({'lo': None, 'hi': None, 'new': 1, 'lock': True, 'linked': True}, {'lower-clamp': 1, 'upper-clamp': 1, 'linked-upper': None, 'linked-lower': None, 'link-enabled': False, 'reversal-warning': False}), ({'lo': None, 'hi': 2, 'new': 1, 'lock': False, 'linked': False}, {'lower-clamp': 1, 'upper-clamp': 1, 'linked-upper': 2, 'linked-lower': None, 'link-enabled': False, 'reversal-warning': False}), ({'lo': None, 'hi': 5, 'new': -1, 'lock': False, 'linked': True}, {'lower-clamp': -1, 'upper-clamp': -1, 'linked-upper': 5, 'linked-lower': None, 'link-enabled': False, 'reversal-warning': False}), ({'lo': None, 'hi': 5, 'new': 7, 'lock': True, 'linked': False}, {'lower-clamp': 5, 'upper-clamp': 7, 'linked-upper': 5, 'linked-lower': None, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 0, 'hi': None, 'new': 1, 'lock': True, 'linked': True}, {'lower-clamp': 1, 'upper-clamp': 1, 'linked-upper': None, 'linked-lower': 0, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 0, 'hi': 2, 'new': 1, 'lock': False, 'linked': False}, {'lower-clamp': 1, 'upper-clamp': 1, 'linked-upper': 2, 'linked-lower': 0, 'link-enabled': True, 'reversal-warning': False}), ({'lo': 0, 'hi': 5, 'new': -1, 'lock': False, 'linked': True}, {'lower-clamp': -1, 'upper-clamp': -1, 'linked-upper': 4, 'linked-lower': -6, 'link-enabled': True, 'reversal-warning': False}), ({'lo': 0, 'hi': 5, 'new': 7, 'lock': True, 'linked': False}, {'lower-clamp': 5, 'upper-clamp': 7, 'linked-upper': 5, 'linked-lower': 0, 'link-enabled': True, 'reversal-warning': False})], 2: [({'lo': 0, 'hi': None, 'new': -1, 'lock': False, 'linked': True}, {'lower-clamp': -1, 'upper-clamp': -1, 'linked-upper': None, 'linked-lower': 0, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 5, 'hi': None, 'new': -1, 'lock': True, 'linked': False}, {'lower-clamp': -1, 'upper-clamp': 5, 'linked-upper': None, 'linked-lower': 5, 'link-enabled': False, 'reversal-warning': False}), ({'lo': None, 'hi': 2, 'new': -1, 'lock': True, 'linked': False}, {'lower-clamp': -1, 'upper-clamp': -1, 'linked-upper': 2, 'linked-lower': None, 'link-enabled': False, 'reversal-warning': False}), ({'lo': None, 'hi': 2, 'new': 7, 'lock': True, 'linked': True}, {'lower-clamp': 2, 'upper-clamp': 7, 'linked-upper': 2, 'linked-lower': None, 'link-enabled': False, 'reversal-warning': False}), ({'lo': None, 'hi': 5, 'new': 7, 'lock': False, 'linked': False}, {'lower-clamp': 7, 'upper-clamp': 7, 'linked-upper': 5, 'linked-lower': None, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 0, 'hi': None, 'new': 1, 'lock': False, 'linked': True}, {'lower-clamp': 1, 'upper-clamp': 1, 'linked-upper': None, 'linked-lower': 0, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 0, 'hi': 2, 'new': -1, 'lock': True, 'linked': False}, {'lower-clamp': -1, 'upper-clamp': 0, 'linked-upper': 2, 'linked-lower': 0, 'link-enabled': True, 'reversal-warning': False}), ({'lo': 0, 'hi': 2, 'new': 7, 'lock': True, 'linked': True}, {'lower-clamp': 2, 'upper-clamp': 7, 'linked-upper': 9, 'linked-lower': 5, 'link-enabled': True, 'reversal-warning': False}), ({'lo': 0, 'hi': 5, 'new': 7, 'lock': False, 'linked': False}, {'lower-clamp': 7, 'upper-clamp': 7, 'linked-upper': 5, 'linked-lower': 0, 'link-enabled': True, 'reversal-warning': False}), ({'lo': 5, 'hi': None, 'new': 1, 'lock': False, 'linked': True}, {'lower-clamp': 1, 'upper-clamp': 1, 'linked-upper': None, 'linked-lower': 5, 'link-enabled': False, 'reversal-warning': False})], 3: [({'lo': 0, 'hi': 2, 'new': -1, 'lock': False, 'linked': False}, {'lower-clamp': -1, 'upper-clamp': -1, 'linked-upper': 2, 'linked-lower': 0, 'link-enabled': True, 'reversal-warning': False}), ({'lo': 5, 'hi': None, 'new': 1, 'lock': True, 'linked': True}, {'lower-clamp': 1, 'upper-clamp': 5, 'linked-upper': None, 'linked-lower': 5, 'link-enabled': False, 'reversal-warning': False}), ({'lo': None, 'hi': 2, 'new': 7, 'lock': False, 'linked': True}, {'lower-clamp': 7, 'upper-clamp': 7, 'linked-upper': 2, 'linked-lower': None, 'link-enabled': False, 'reversal-warning': False}), ({'lo': None, 'hi': 5, 'new': 1, 'lock': True, 'linked': False}, {'lower-clamp': 1, 'upper-clamp': 1, 'linked-upper': 5, 'linked-lower': None, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 0, 'hi': None, 'new': -1, 'lock': True, 'linked': True}, {'lower-clamp': -1, 'upper-clamp': 0, 'linked-upper': None, 'linked-lower': 0, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 0, 'hi': 2, 'new': 7, 'lock': False, 'linked': True}, {'lower-clamp': 7, 'upper-clamp': 7, 'linked-upper': 9, 'linked-lower': 5, 'link-enabled': True, 'reversal-warning': False}), ({'lo': 0, 'hi': 5, 'new': 1, 'lock': True, 'linked': False}, {'lower-clamp': 1, 'upper-clamp': 1, 'linked-upper': 5, 'linked-lower': 0, 'link-enabled': True, 'reversal-warning': False}), ({'lo': 5, 'hi': None, 'new': -1, 'lock': True, 'linked': True}, {'lower-clamp': -1, 'upper-clamp': 5, 'linked-upper': None, 'linked-lower': 5, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 5, 'hi': 2, 'new': -1, 'lock': False, 'linked': False}, {'lower-clamp': -1, 'upper-clamp': -1, 'linked-upper': 2, 'linked-lower': 5, 'link-enabled': True, 'reversal-warning': True}), ({'lo': 5, 'hi': 2, 'new': 7, 'lock': False, 'linked': True}, {'lower-clamp': 7, 'upper-clamp': 7, 'linked-upper': 4, 'linked-lower': 10, 'link-enabled': True, 'reversal-warning': True})], 4: [({'lo': 0, 'hi': 2, 'new': -1, 'lock': False, 'linked': True}, {'lower-clamp': -1, 'upper-clamp': -1, 'linked-upper': 1, 'linked-lower': -3, 'link-enabled': True, 'reversal-warning': False}), ({'lo': 5, 'hi': 2, 'new': 1, 'lock': True, 'linked': False}, {'lower-clamp': 1, 'upper-clamp': 5, 'linked-upper': 2, 'linked-lower': 5, 'link-enabled': True, 'reversal-warning': True}), ({'lo': None, 'hi': 5, 'new': 1, 'lock': False, 'linked': False}, {'lower-clamp': 1, 'upper-clamp': 1, 'linked-upper': 5, 'linked-lower': None, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 0, 'hi': None, 'new': -1, 'lock': False, 'linked': True}, {'lower-clamp': -1, 'upper-clamp': -1, 'linked-upper': None, 'linked-lower': 0, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 0, 'hi': None, 'new': 7, 'lock': True, 'linked': False}, {'lower-clamp': 7, 'upper-clamp': 7, 'linked-upper': None, 'linked-lower': 0, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 0, 'hi': 2, 'new': 1, 'lock': True, 'linked': True}, {'lower-clamp': 1, 'upper-clamp': 1, 'linked-upper': 3, 'linked-lower': -1, 'link-enabled': True, 'reversal-warning': False}), ({'lo': 0, 'hi': 5, 'new': 1, 'lock': False, 'linked': False}, {'lower-clamp': 1, 'upper-clamp': 1, 'linked-upper': 5, 'linked-lower': 0, 'link-enabled': True, 'reversal-warning': False}), ({'lo': 5, 'hi': None, 'new': -1, 'lock': False, 'linked': True}, {'lower-clamp': -1, 'upper-clamp': -1, 'linked-upper': None, 'linked-lower': 5, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 5, 'hi': None, 'new': 7, 'lock': True, 'linked': False}, {'lower-clamp': 7, 'upper-clamp': 7, 'linked-upper': None, 'linked-lower': 5, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 5, 'hi': 2, 'new': 1, 'lock': True, 'linked': True}, {'lower-clamp': 1, 'upper-clamp': 5, 'linked-upper': -2, 'linked-lower': 4, 'link-enabled': True, 'reversal-warning': True})], 5: [({'lo': 0, 'hi': 5, 'new': -1, 'lock': False, 'linked': False}, {'lower-clamp': -1, 'upper-clamp': -1, 'linked-upper': 5, 'linked-lower': 0, 'link-enabled': True, 'reversal-warning': False}), ({'lo': 5, 'hi': 5, 'new': -1, 'lock': True, 'linked': True}, {'lower-clamp': -1, 'upper-clamp': 5, 'linked-upper': -1, 'linked-lower': -1, 'link-enabled': True, 'reversal-warning': False}), ({'lo': None, 'hi': 5, 'new': 7, 'lock': True, 'linked': True}, {'lower-clamp': 5, 'upper-clamp': 7, 'linked-upper': 5, 'linked-lower': None, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 0, 'hi': None, 'new': 7, 'lock': False, 'linked': False}, {'lower-clamp': 7, 'upper-clamp': 7, 'linked-upper': None, 'linked-lower': 0, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 0, 'hi': 2, 'new': 1, 'lock': False, 'linked': True}, {'lower-clamp': 1, 'upper-clamp': 1, 'linked-upper': 3, 'linked-lower': -1, 'link-enabled': True, 'reversal-warning': False}), ({'lo': 0, 'hi': 5, 'new': -1, 'lock': True, 'linked': False}, {'lower-clamp': -1, 'upper-clamp': 0, 'linked-upper': 5, 'linked-lower': 0, 'link-enabled': True, 'reversal-warning': False}), ({'lo': 0, 'hi': 5, 'new': 7, 'lock': True, 'linked': True}, {'lower-clamp': 5, 'upper-clamp': 7, 'linked-upper': 12, 'linked-lower': 2, 'link-enabled': True, 'reversal-warning': False}), ({'lo': 5, 'hi': None, 'new': 7, 'lock': False, 'linked': False}, {'lower-clamp': 7, 'upper-clamp': 7, 'linked-upper': None, 'linked-lower': 5, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 5, 'hi': 2, 'new': 1, 'lock': False, 'linked': True}, {'lower-clamp': 1, 'upper-clamp': 1, 'linked-upper': -2, 'linked-lower': 4, 'link-enabled': True, 'reversal-warning': True}), ({'lo': 5, 'hi': 5, 'new': -1, 'lock': True, 'linked': False}, {'lower-clamp': -1, 'upper-clamp': 5, 'linked-upper': 5, 'linked-lower': 5, 'link-enabled': True, 'reversal-warning': False})]}
for index, (data, expected) in enumerate(fixtures[N]):
    check("contract fixture " + str(index), solve(data), expected)
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
contract fixture 0{'link-enabled': False, 'linked-lower': 0, 'linked-upper': None, 'lower-clamp': -1, 'reversal-warning': False, 'upper-clamp': -1}{'link-enabled': False, 'linked-lower': 0, 'linked-upper': None, 'lower-clamp': -1, 'reversal-warning': False, 'upper-clamp': -1}Passed
contract fixture 1{'link-enabled': True, 'linked-lower': -3, 'linked-upper': 1, 'lower-clamp': -1, 'reversal-warning': False, 'upper-clamp': -1}{'link-enabled': True, 'linked-lower': -3, 'linked-upper': 1, 'lower-clamp': -1, 'reversal-warning': False, 'upper-clamp': 0}Failed
contract fixture 2{'link-enabled': False, 'linked-lower': None, 'linked-upper': None, 'lower-clamp': 1, 'reversal-warning': False, 'upper-clamp': 1}{'link-enabled': False, 'linked-lower': None, 'linked-upper': None, 'lower-clamp': 1, 'reversal-warning': False, 'upper-clamp': 1}Passed
contract fixture 3{'link-enabled': False, 'linked-lower': None, 'linked-upper': 2, 'lower-clamp': 1, 'reversal-warning': False, 'upper-clamp': 1}{'link-enabled': False, 'linked-lower': None, 'linked-upper': 2, 'lower-clamp': 1, 'reversal-warning': False, 'upper-clamp': 1}Passed
contract fixture 4{'link-enabled': False, 'linked-lower': None, 'linked-upper': 5, 'lower-clamp': -1, 'reversal-warning': False, 'upper-clamp': -1}{'link-enabled': False, 'linked-lower': None, 'linked-upper': 5, 'lower-clamp': -1, 'reversal-warning': False, 'upper-clamp': -1}Passed
contract fixture 5{'link-enabled': False, 'linked-lower': None, 'linked-upper': 5, 'lower-clamp': 5, 'reversal-warning': False, 'upper-clamp': 7}{'link-enabled': False, 'linked-lower': None, 'linked-upper': 5, 'lower-clamp': 5, 'reversal-warning': False, 'upper-clamp': 7}Passed
contract fixture 6{'link-enabled': False, 'linked-lower': 0, 'linked-upper': None, 'lower-clamp': 1, 'reversal-warning': False, 'upper-clamp': 1}{'link-enabled': False, 'linked-lower': 0, 'linked-upper': None, 'lower-clamp': 1, 'reversal-warning': False, 'upper-clamp': 1}Passed
contract fixture 7{'link-enabled': True, 'linked-lower': 0, 'linked-upper': 2, 'lower-clamp': 1, 'reversal-warning': False, 'upper-clamp': 1}{'link-enabled': True, 'linked-lower': 0, 'linked-upper': 2, 'lower-clamp': 1, 'reversal-warning': False, 'upper-clamp': 1}Passed
contract fixture 8{'link-enabled': True, 'linked-lower': -6, 'linked-upper': 4, 'lower-clamp': -1, 'reversal-warning': False, 'upper-clamp': -1}{'link-enabled': True, 'linked-lower': -6, 'linked-upper': 4, 'lower-clamp': -1, 'reversal-warning': False, 'upper-clamp': -1}Passed
contract fixture 9{'link-enabled': True, 'linked-lower': 0, 'linked-upper': 5, 'lower-clamp': 5, 'reversal-warning': False, 'upper-clamp': 7}{'link-enabled': True, 'linked-lower': 0, 'linked-upper': 5, 'lower-clamp': 5, 'reversal-warning': False, 'upper-clamp': 7}Passed

SHA-256 / 2e8d6d750e0bd619a1e42cd646eaadc7e38d28104c8d563c12acde613df66f38

3 / The verified repair

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

N = 1
observations = []
def solve(d):
    return {'lower-clamp':(min(d['new'],d['hi']) if d['lock'] and d['hi'] is not None else d['new']), 'upper-clamp':(max(d['new'],d['lo']) if d['lock'] and d['lo'] is not None else d['new']), 'linked-upper':(d['hi']+d['new']-d['lo'] if d['linked'] and d['hi'] is not None and d['lo'] is not None else d['hi']), 'linked-lower':(d['lo']+d['new']-d['hi'] if d['linked'] and d['hi'] is not None and d['lo'] is not None else d['lo']), 'link-enabled':(d['lo'] is not None and d['hi'] is not None), 'reversal-warning':(d['lo'] is not None and d['hi'] is not None and d['lo']>d['hi'])}
def check(label, actual, expected):
    observations.append({"check": label, "actual": actual, "expected": expected, "passed": actual == expected})
fixtures = {1: [({'lo': 0, 'hi': None, 'new': -1, 'lock': False, 'linked': False}, {'lower-clamp': -1, 'upper-clamp': -1, 'linked-upper': None, 'linked-lower': 0, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 0, 'hi': 2, 'new': -1, 'lock': True, 'linked': True}, {'lower-clamp': -1, 'upper-clamp': 0, 'linked-upper': 1, 'linked-lower': -3, 'link-enabled': True, 'reversal-warning': False}), ({'lo': None, 'hi': None, 'new': 1, 'lock': True, 'linked': True}, {'lower-clamp': 1, 'upper-clamp': 1, 'linked-upper': None, 'linked-lower': None, 'link-enabled': False, 'reversal-warning': False}), ({'lo': None, 'hi': 2, 'new': 1, 'lock': False, 'linked': False}, {'lower-clamp': 1, 'upper-clamp': 1, 'linked-upper': 2, 'linked-lower': None, 'link-enabled': False, 'reversal-warning': False}), ({'lo': None, 'hi': 5, 'new': -1, 'lock': False, 'linked': True}, {'lower-clamp': -1, 'upper-clamp': -1, 'linked-upper': 5, 'linked-lower': None, 'link-enabled': False, 'reversal-warning': False}), ({'lo': None, 'hi': 5, 'new': 7, 'lock': True, 'linked': False}, {'lower-clamp': 5, 'upper-clamp': 7, 'linked-upper': 5, 'linked-lower': None, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 0, 'hi': None, 'new': 1, 'lock': True, 'linked': True}, {'lower-clamp': 1, 'upper-clamp': 1, 'linked-upper': None, 'linked-lower': 0, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 0, 'hi': 2, 'new': 1, 'lock': False, 'linked': False}, {'lower-clamp': 1, 'upper-clamp': 1, 'linked-upper': 2, 'linked-lower': 0, 'link-enabled': True, 'reversal-warning': False}), ({'lo': 0, 'hi': 5, 'new': -1, 'lock': False, 'linked': True}, {'lower-clamp': -1, 'upper-clamp': -1, 'linked-upper': 4, 'linked-lower': -6, 'link-enabled': True, 'reversal-warning': False}), ({'lo': 0, 'hi': 5, 'new': 7, 'lock': True, 'linked': False}, {'lower-clamp': 5, 'upper-clamp': 7, 'linked-upper': 5, 'linked-lower': 0, 'link-enabled': True, 'reversal-warning': False})], 2: [({'lo': 0, 'hi': None, 'new': -1, 'lock': False, 'linked': True}, {'lower-clamp': -1, 'upper-clamp': -1, 'linked-upper': None, 'linked-lower': 0, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 5, 'hi': None, 'new': -1, 'lock': True, 'linked': False}, {'lower-clamp': -1, 'upper-clamp': 5, 'linked-upper': None, 'linked-lower': 5, 'link-enabled': False, 'reversal-warning': False}), ({'lo': None, 'hi': 2, 'new': -1, 'lock': True, 'linked': False}, {'lower-clamp': -1, 'upper-clamp': -1, 'linked-upper': 2, 'linked-lower': None, 'link-enabled': False, 'reversal-warning': False}), ({'lo': None, 'hi': 2, 'new': 7, 'lock': True, 'linked': True}, {'lower-clamp': 2, 'upper-clamp': 7, 'linked-upper': 2, 'linked-lower': None, 'link-enabled': False, 'reversal-warning': False}), ({'lo': None, 'hi': 5, 'new': 7, 'lock': False, 'linked': False}, {'lower-clamp': 7, 'upper-clamp': 7, 'linked-upper': 5, 'linked-lower': None, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 0, 'hi': None, 'new': 1, 'lock': False, 'linked': True}, {'lower-clamp': 1, 'upper-clamp': 1, 'linked-upper': None, 'linked-lower': 0, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 0, 'hi': 2, 'new': -1, 'lock': True, 'linked': False}, {'lower-clamp': -1, 'upper-clamp': 0, 'linked-upper': 2, 'linked-lower': 0, 'link-enabled': True, 'reversal-warning': False}), ({'lo': 0, 'hi': 2, 'new': 7, 'lock': True, 'linked': True}, {'lower-clamp': 2, 'upper-clamp': 7, 'linked-upper': 9, 'linked-lower': 5, 'link-enabled': True, 'reversal-warning': False}), ({'lo': 0, 'hi': 5, 'new': 7, 'lock': False, 'linked': False}, {'lower-clamp': 7, 'upper-clamp': 7, 'linked-upper': 5, 'linked-lower': 0, 'link-enabled': True, 'reversal-warning': False}), ({'lo': 5, 'hi': None, 'new': 1, 'lock': False, 'linked': True}, {'lower-clamp': 1, 'upper-clamp': 1, 'linked-upper': None, 'linked-lower': 5, 'link-enabled': False, 'reversal-warning': False})], 3: [({'lo': 0, 'hi': 2, 'new': -1, 'lock': False, 'linked': False}, {'lower-clamp': -1, 'upper-clamp': -1, 'linked-upper': 2, 'linked-lower': 0, 'link-enabled': True, 'reversal-warning': False}), ({'lo': 5, 'hi': None, 'new': 1, 'lock': True, 'linked': True}, {'lower-clamp': 1, 'upper-clamp': 5, 'linked-upper': None, 'linked-lower': 5, 'link-enabled': False, 'reversal-warning': False}), ({'lo': None, 'hi': 2, 'new': 7, 'lock': False, 'linked': True}, {'lower-clamp': 7, 'upper-clamp': 7, 'linked-upper': 2, 'linked-lower': None, 'link-enabled': False, 'reversal-warning': False}), ({'lo': None, 'hi': 5, 'new': 1, 'lock': True, 'linked': False}, {'lower-clamp': 1, 'upper-clamp': 1, 'linked-upper': 5, 'linked-lower': None, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 0, 'hi': None, 'new': -1, 'lock': True, 'linked': True}, {'lower-clamp': -1, 'upper-clamp': 0, 'linked-upper': None, 'linked-lower': 0, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 0, 'hi': 2, 'new': 7, 'lock': False, 'linked': True}, {'lower-clamp': 7, 'upper-clamp': 7, 'linked-upper': 9, 'linked-lower': 5, 'link-enabled': True, 'reversal-warning': False}), ({'lo': 0, 'hi': 5, 'new': 1, 'lock': True, 'linked': False}, {'lower-clamp': 1, 'upper-clamp': 1, 'linked-upper': 5, 'linked-lower': 0, 'link-enabled': True, 'reversal-warning': False}), ({'lo': 5, 'hi': None, 'new': -1, 'lock': True, 'linked': True}, {'lower-clamp': -1, 'upper-clamp': 5, 'linked-upper': None, 'linked-lower': 5, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 5, 'hi': 2, 'new': -1, 'lock': False, 'linked': False}, {'lower-clamp': -1, 'upper-clamp': -1, 'linked-upper': 2, 'linked-lower': 5, 'link-enabled': True, 'reversal-warning': True}), ({'lo': 5, 'hi': 2, 'new': 7, 'lock': False, 'linked': True}, {'lower-clamp': 7, 'upper-clamp': 7, 'linked-upper': 4, 'linked-lower': 10, 'link-enabled': True, 'reversal-warning': True})], 4: [({'lo': 0, 'hi': 2, 'new': -1, 'lock': False, 'linked': True}, {'lower-clamp': -1, 'upper-clamp': -1, 'linked-upper': 1, 'linked-lower': -3, 'link-enabled': True, 'reversal-warning': False}), ({'lo': 5, 'hi': 2, 'new': 1, 'lock': True, 'linked': False}, {'lower-clamp': 1, 'upper-clamp': 5, 'linked-upper': 2, 'linked-lower': 5, 'link-enabled': True, 'reversal-warning': True}), ({'lo': None, 'hi': 5, 'new': 1, 'lock': False, 'linked': False}, {'lower-clamp': 1, 'upper-clamp': 1, 'linked-upper': 5, 'linked-lower': None, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 0, 'hi': None, 'new': -1, 'lock': False, 'linked': True}, {'lower-clamp': -1, 'upper-clamp': -1, 'linked-upper': None, 'linked-lower': 0, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 0, 'hi': None, 'new': 7, 'lock': True, 'linked': False}, {'lower-clamp': 7, 'upper-clamp': 7, 'linked-upper': None, 'linked-lower': 0, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 0, 'hi': 2, 'new': 1, 'lock': True, 'linked': True}, {'lower-clamp': 1, 'upper-clamp': 1, 'linked-upper': 3, 'linked-lower': -1, 'link-enabled': True, 'reversal-warning': False}), ({'lo': 0, 'hi': 5, 'new': 1, 'lock': False, 'linked': False}, {'lower-clamp': 1, 'upper-clamp': 1, 'linked-upper': 5, 'linked-lower': 0, 'link-enabled': True, 'reversal-warning': False}), ({'lo': 5, 'hi': None, 'new': -1, 'lock': False, 'linked': True}, {'lower-clamp': -1, 'upper-clamp': -1, 'linked-upper': None, 'linked-lower': 5, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 5, 'hi': None, 'new': 7, 'lock': True, 'linked': False}, {'lower-clamp': 7, 'upper-clamp': 7, 'linked-upper': None, 'linked-lower': 5, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 5, 'hi': 2, 'new': 1, 'lock': True, 'linked': True}, {'lower-clamp': 1, 'upper-clamp': 5, 'linked-upper': -2, 'linked-lower': 4, 'link-enabled': True, 'reversal-warning': True})], 5: [({'lo': 0, 'hi': 5, 'new': -1, 'lock': False, 'linked': False}, {'lower-clamp': -1, 'upper-clamp': -1, 'linked-upper': 5, 'linked-lower': 0, 'link-enabled': True, 'reversal-warning': False}), ({'lo': 5, 'hi': 5, 'new': -1, 'lock': True, 'linked': True}, {'lower-clamp': -1, 'upper-clamp': 5, 'linked-upper': -1, 'linked-lower': -1, 'link-enabled': True, 'reversal-warning': False}), ({'lo': None, 'hi': 5, 'new': 7, 'lock': True, 'linked': True}, {'lower-clamp': 5, 'upper-clamp': 7, 'linked-upper': 5, 'linked-lower': None, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 0, 'hi': None, 'new': 7, 'lock': False, 'linked': False}, {'lower-clamp': 7, 'upper-clamp': 7, 'linked-upper': None, 'linked-lower': 0, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 0, 'hi': 2, 'new': 1, 'lock': False, 'linked': True}, {'lower-clamp': 1, 'upper-clamp': 1, 'linked-upper': 3, 'linked-lower': -1, 'link-enabled': True, 'reversal-warning': False}), ({'lo': 0, 'hi': 5, 'new': -1, 'lock': True, 'linked': False}, {'lower-clamp': -1, 'upper-clamp': 0, 'linked-upper': 5, 'linked-lower': 0, 'link-enabled': True, 'reversal-warning': False}), ({'lo': 0, 'hi': 5, 'new': 7, 'lock': True, 'linked': True}, {'lower-clamp': 5, 'upper-clamp': 7, 'linked-upper': 12, 'linked-lower': 2, 'link-enabled': True, 'reversal-warning': False}), ({'lo': 5, 'hi': None, 'new': 7, 'lock': False, 'linked': False}, {'lower-clamp': 7, 'upper-clamp': 7, 'linked-upper': None, 'linked-lower': 5, 'link-enabled': False, 'reversal-warning': False}), ({'lo': 5, 'hi': 2, 'new': 1, 'lock': False, 'linked': True}, {'lower-clamp': 1, 'upper-clamp': 1, 'linked-upper': -2, 'linked-lower': 4, 'link-enabled': True, 'reversal-warning': True}), ({'lo': 5, 'hi': 5, 'new': -1, 'lock': True, 'linked': False}, {'lower-clamp': -1, 'upper-clamp': 5, 'linked-upper': 5, 'linked-lower': 5, 'link-enabled': True, 'reversal-warning': False})]}
for index, (data, expected) in enumerate(fixtures[N]):
    check("contract fixture " + str(index), solve(data), expected)
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
contract fixture 0{'link-enabled': False, 'linked-lower': 0, 'linked-upper': None, 'lower-clamp': -1, 'reversal-warning': False, 'upper-clamp': -1}{'link-enabled': False, 'linked-lower': 0, 'linked-upper': None, 'lower-clamp': -1, 'reversal-warning': False, 'upper-clamp': -1}Passed
contract fixture 1{'link-enabled': True, 'linked-lower': -3, 'linked-upper': 1, 'lower-clamp': -1, 'reversal-warning': False, 'upper-clamp': 0}{'link-enabled': True, 'linked-lower': -3, 'linked-upper': 1, 'lower-clamp': -1, 'reversal-warning': False, 'upper-clamp': 0}Passed
contract fixture 2{'link-enabled': False, 'linked-lower': None, 'linked-upper': None, 'lower-clamp': 1, 'reversal-warning': False, 'upper-clamp': 1}{'link-enabled': False, 'linked-lower': None, 'linked-upper': None, 'lower-clamp': 1, 'reversal-warning': False, 'upper-clamp': 1}Passed
contract fixture 3{'link-enabled': False, 'linked-lower': None, 'linked-upper': 2, 'lower-clamp': 1, 'reversal-warning': False, 'upper-clamp': 1}{'link-enabled': False, 'linked-lower': None, 'linked-upper': 2, 'lower-clamp': 1, 'reversal-warning': False, 'upper-clamp': 1}Passed
contract fixture 4{'link-enabled': False, 'linked-lower': None, 'linked-upper': 5, 'lower-clamp': -1, 'reversal-warning': False, 'upper-clamp': -1}{'link-enabled': False, 'linked-lower': None, 'linked-upper': 5, 'lower-clamp': -1, 'reversal-warning': False, 'upper-clamp': -1}Passed
contract fixture 5{'link-enabled': False, 'linked-lower': None, 'linked-upper': 5, 'lower-clamp': 5, 'reversal-warning': False, 'upper-clamp': 7}{'link-enabled': False, 'linked-lower': None, 'linked-upper': 5, 'lower-clamp': 5, 'reversal-warning': False, 'upper-clamp': 7}Passed
contract fixture 6{'link-enabled': False, 'linked-lower': 0, 'linked-upper': None, 'lower-clamp': 1, 'reversal-warning': False, 'upper-clamp': 1}{'link-enabled': False, 'linked-lower': 0, 'linked-upper': None, 'lower-clamp': 1, 'reversal-warning': False, 'upper-clamp': 1}Passed
contract fixture 7{'link-enabled': True, 'linked-lower': 0, 'linked-upper': 2, 'lower-clamp': 1, 'reversal-warning': False, 'upper-clamp': 1}{'link-enabled': True, 'linked-lower': 0, 'linked-upper': 2, 'lower-clamp': 1, 'reversal-warning': False, 'upper-clamp': 1}Passed
contract fixture 8{'link-enabled': True, 'linked-lower': -6, 'linked-upper': 4, 'lower-clamp': -1, 'reversal-warning': False, 'upper-clamp': -1}{'link-enabled': True, 'linked-lower': -6, 'linked-upper': 4, 'lower-clamp': -1, 'reversal-warning': False, 'upper-clamp': -1}Passed
contract fixture 9{'link-enabled': True, 'linked-lower': 0, 'linked-upper': 5, 'lower-clamp': 5, 'reversal-warning': False, 'upper-clamp': 7}{'link-enabled': True, 'linked-lower': 0, 'linked-upper': 5, 'lower-clamp': 5, 'reversal-warning': False, 'upper-clamp': 7}Passed

SHA-256 / ca19a46897cf3e4e51e7ec23552cce0a8e346247e25e8bd937f74af321082f11

Verification & scope

Deterministic bounded UI-state model only; no browser, query engine, network, or production-standard conformance is claimed. 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 2026-09-29T14:41:10.649890+00:00.

Case digest / 50b58729321205c5737d49747fe1336a1bfa15202859266cd9aed91446e81a12