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FA-85221 / Fantasy sports scoring / Open access

Late substitutes earn clean sheets · case 01

A defender who played 10 minutes gets 4 clean-sheet points.

Verified by executionVariant 1 · 7 checks per implementationDownload source bundle ↓JSON ↗

ROOT CAUSE

The clean-sheet rule has no minutes requirement.

VERIFIED REPAIR

Require 60+ minutes for a clean sheet.

Unsuccessful approach: A 45-minute requirement still rewards second-half substitutes.

Case contract

Score an association-football fantasy player. 0 minutes scores 0 (even cards shown on the bench). Appearance 1, or 2 for 60+ minutes. Goals GK/DEF 6, MID 5, FWD 4; assist 3. Clean sheet (0 conceded while on pitch, 60+ minutes) GK/DEF 4, MID 1. GK/DEF lose 1 per 2 goals conceded (floor). GK +1 per 3 saves. Penalty save 5, penalty miss -2, own goal -2. A red card is -3 and replaces any yellow (-1).

Why this case matters

Position-dependent values and minute thresholds are the heart of football fantasy scoring.

1 / The failure

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

N = 1
observations = []
def solve(p):
    if p['minutes'] == 0:
        return 0
    pos = p['pos']
    pts = 2 if p['minutes'] >= 60 else 1
    pts += p['goals'] * {'GK': 6, 'DEF': 6, 'MID': 5, 'FWD': 4}[pos]
    pts += p['assists'] * 3
    if p['conceded'] == 0:
        pts += {'GK': 4, 'DEF': 4, 'MID': 1, 'FWD': 0}[pos]
    if pos in ('GK', 'DEF'):
        pts -= p['conceded'] // 2
    if pos == 'GK':
        pts += p['saves'] // 3
    pts += p['pen_saved'] * 5 - p['pen_missed'] * 2 - p['own_goals'] * 2
    if p['red']:
        pts -= 3
    elif p['yellow']:
        pts -= 1
    return pts
def check(label, actual, expected):
    observations.append({"check": label, "actual": actual, "expected": expected, "passed": actual == expected})
fixtures = [[('regression: clean sheet minutes',
   [{'assists': 0,
     'conceded': 0,
     'goals': 1,
     'minutes': 59,
     'own_goals': 0,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'MID',
     'red': False,
     'saves': 0,
     'yellow': False}],
   6),
  ('partial repair probe: clean sheet minutes',
   [{'assists': 1,
     'conceded': 0,
     'goals': 0,
     'minutes': 45,
     'own_goals': 1,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'GK',
     'red': False,
     'saves': 1,
     'yellow': False}],
   2),
  ('second regression',
   [{'assists': 1,
     'conceded': 0,
     'goals': 2,
     'minutes': 46,
     'own_goals': 0,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'MID',
     'red': False,
     'saves': 0,
     'yellow': False}],
   14),
  ('normal control 1',
   [{'assists': 0,
     'conceded': 0,
     'goals': 1,
     'minutes': 1,
     'own_goals': 1,
     'pen_missed': 1,
     'pen_saved': 0,
     'pos': 'FWD',
     'red': False,
     'saves': 0,
     'yellow': False}],
   1),
  ('normal control 2',
   [{'assists': 2,
     'conceded': 2,
     'goals': 1,
     'minutes': 1,
     'own_goals': 1,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'MID',
     'red': False,
     'saves': 0,
     'yellow': True}],
   9),
  ('normal control 3',
   [{'assists': 0,
     'conceded': 0,
     'goals': 0,
     'minutes': 0,
     'own_goals': 0,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'MID',
     'red': False,
     'saves': 0,
     'yellow': False}],
   0),
  ('normal control 4',
   [{'assists': 0,
     'conceded': 2,
     'goals': 1,
     'minutes': 45,
     'own_goals': 0,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'FWD',
     'red': False,
     'saves': 0,
     'yellow': True}],
   4)],
 [('regression: clean sheet minutes',
   [{'assists': 2,
     'conceded': 0,
     'goals': 0,
     'minutes': 1,
     'own_goals': 1,
     'pen_missed': 1,
     'pen_saved': 0,
     'pos': 'DEF',
     'red': False,
     'saves': 0,
     'yellow': False}],
   3),
  ('partial repair probe: clean sheet minutes',
   [{'assists': 2,
     'conceded': 0,
     'goals': 0,
     'minutes': 59,
     'own_goals': 1,
     'pen_missed': 1,
     'pen_saved': 0,
     'pos': 'GK',
     'red': False,
     'saves': 2,
     'yellow': False}],
   3),
  ('second regression',
   [{'assists': 1,
     'conceded': 0,
     'goals': 0,
     'minutes': 1,
     'own_goals': 0,
     'pen_missed': 1,
     'pen_saved': 0,
     'pos': 'GK',
     'red': True,
     'saves': 7,
     'yellow': True}],
   1),
  ('normal control 1',
   [{'assists': 2,
     'conceded': 1,
     'goals': 0,
     'minutes': 46,
     'own_goals': 0,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'MID',
     'red': False,
     'saves': 0,
     'yellow': False}],
   7),
  ('normal control 2',
   [{'assists': 0,
     'conceded': 2,
     'goals': 1,
     'minutes': 1,
     'own_goals': 1,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'MID',
     'red': False,
     'saves': 0,
     'yellow': True}],
   3),
  ('normal control 3',
   [{'assists': 1,
     'conceded': 3,
     'goals': 2,
     'minutes': 46,
     'own_goals': 1,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'FWD',
     'red': False,
     'saves': 0,
     'yellow': False}],
   10),
  ('normal control 4',
   [{'assists': 1,
     'conceded': 0,
     'goals': 0,
     'minutes': 90,
     'own_goals': 0,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'DEF',
     'red': False,
     'saves': 0,
     'yellow': False}],
   9)],
 [('regression: clean sheet minutes',
   [{'assists': 2,
     'conceded': 0,
     'goals': 0,
     'minutes': 45,
     'own_goals': 0,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'GK',
     'red': False,
     'saves': 4,
     'yellow': True}],
   7),
  ('partial repair probe: clean sheet minutes',
   [{'assists': 1,
     'conceded': 0,
     'goals': 0,
     'minutes': 59,
     'own_goals': 0,
     'pen_missed': 1,
     'pen_saved': 0,
     'pos': 'GK',
     'red': False,
     'saves': 4,
     'yellow': False}],
   3),
  ('second regression',
   [{'assists': 1,
     'conceded': 0,
     'goals': 0,
     'minutes': 45,
     'own_goals': 1,
     'pen_missed': 1,
     'pen_saved': 0,
     'pos': 'MID',
     'red': False,
     'saves': 0,
     'yellow': False}],
   0),
  ('normal control 1',
   [{'assists': 0,
     'conceded': 0,
     'goals': 0,
     'minutes': 0,
     'own_goals': 0,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'DEF',
     'red': True,
     'saves': 0,
     'yellow': False}],
   0),
  ('normal control 2',
   [{'assists': 0,
     'conceded': 4,
     'goals': 0,
     'minutes': 46,
     'own_goals': 0,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'DEF',
     'red': False,
     'saves': 0,
     'yellow': False}],
   -1),
  ('normal control 3',
   [{'assists': 2,
     'conceded': 1,
     'goals': 0,
     'minutes': 46,
     'own_goals': 0,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'DEF',
     'red': True,
     'saves': 0,
     'yellow': True}],
   4),
  ('normal control 4',
   [{'assists': 0,
     'conceded': 0,
     'goals': 0,
     'minutes': 0,
     'own_goals': 0,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'DEF',
     'red': False,
     'saves': 0,
     'yellow': False}],
   0)],
 [('regression: clean sheet minutes',
   [{'assists': 2,
     'conceded': 0,
     'goals': 0,
     'minutes': 45,
     'own_goals': 1,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'MID',
     'red': False,
     'saves': 0,
     'yellow': False}],
   5),
  ('partial repair probe: clean sheet minutes',
   [{'assists': 1,
     'conceded': 0,
     'goals': 1,
     'minutes': 45,
     'own_goals': 1,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'GK',
     'red': False,
     'saves': 0,
     'yellow': False}],
   8),
  ('second regression',
   [{'assists': 1,
     'conceded': 0,
     'goals': 0,
     'minutes': 59,
     'own_goals': 1,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'DEF',
     'red': False,
     'saves': 0,
     'yellow': True}],
   1),
  ('normal control 1',
   [{'assists': 0,
     'conceded': 0,
     'goals': 0,
     'minutes': 0,
     'own_goals': 0,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'GK',
     'red': False,
     'saves': 0,
     'yellow': True}],
   0),
  ('normal control 2',
   [{'assists': 0,
     'conceded': 0,
     'goals': 0,
     'minutes': 0,
     'own_goals': 0,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'DEF',
     'red': False,
     'saves': 0,
     'yellow': False}],
   0),
  ('normal control 3',
   [{'assists': 1,
     'conceded': 1,
     'goals': 0,
     'minutes': 45,
     'own_goals': 1,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'FWD',
     'red': False,
     'saves': 0,
     'yellow': False}],
   2),
  ('normal control 4',
   [{'assists': 0,
     'conceded': 3,
     'goals': 2,
     'minutes': 59,
     'own_goals': 1,
     'pen_missed': 1,
     'pen_saved': 0,
     'pos': 'DEF',
     'red': False,
     'saves': 0,
     'yellow': False}],
   8)],
 [('regression: clean sheet minutes',
   [{'assists': 2,
     'conceded': 0,
     'goals': 0,
     'minutes': 1,
     'own_goals': 0,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'GK',
     'red': False,
     'saves': 3,
     'yellow': False}],
   8),
  ('partial repair probe: clean sheet minutes',
   [{'assists': 2,
     'conceded': 0,
     'goals': 1,
     'minutes': 46,
     'own_goals': 1,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'MID',
     'red': False,
     'saves': 0,
     'yellow': False}],
   10),
  ('second regression',
   [{'assists': 2,
     'conceded': 0,
     'goals': 0,
     'minutes': 59,
     'own_goals': 0,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'GK',
     'red': True,
     'saves': 2,
     'yellow': True}],
   4),
  ('normal control 1',
   [{'assists': 0,
     'conceded': 2,
     'goals': 0,
     'minutes': 61,
     'own_goals': 1,
     'pen_missed': 1,
     'pen_saved': 0,
     'pos': 'FWD',
     'red': False,
     'saves': 0,
     'yellow': True}],
   -3),
  ('normal control 2',
   [{'assists': 2,
     'conceded': 3,
     'goals': 0,
     'minutes': 61,
     'own_goals': 1,
     'pen_missed': 1,
     'pen_saved': 0,
     'pos': 'DEF',
     'red': False,
     'saves': 0,
     'yellow': True}],
   2),
  ('normal control 3',
   [{'assists': 1,
     'conceded': 0,
     'goals': 2,
     'minutes': 61,
     'own_goals': 0,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'MID',
     'red': True,
     'saves': 0,
     'yellow': False}],
   13),
  ('normal control 4',
   [{'assists': 2,
     'conceded': 4,
     'goals': 0,
     'minutes': 61,
     'own_goals': 1,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'FWD',
     'red': False,
     'saves': 0,
     'yellow': False}],
   6)]]
for label, args, expected in fixtures[N-1]:
    check(label, solve(*args), 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
regression: clean sheet minutes76Failed
partial repair probe: clean sheet minutes62Failed
second regression1514Failed
normal control 111Passed
normal control 299Passed
normal control 300Passed
normal control 444Passed

SHA-256 / 01d409169ed36e1c06f6b723b39a33d9b0dc02ac2285cc112db3535965fabf04

2 / The unsuccessful fix

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

N = 1
observations = []
def solve(p):
    if p['minutes'] == 0:
        return 0
    pos = p['pos']
    pts = 2 if p['minutes'] >= 60 else 1
    pts += p['goals'] * {'GK': 6, 'DEF': 6, 'MID': 5, 'FWD': 4}[pos]
    pts += p['assists'] * 3
    if p['conceded'] == 0 and p['minutes'] >= 45:
        pts += {'GK': 4, 'DEF': 4, 'MID': 1, 'FWD': 0}[pos]
    if pos in ('GK', 'DEF'):
        pts -= p['conceded'] // 2
    if pos == 'GK':
        pts += p['saves'] // 3
    pts += p['pen_saved'] * 5 - p['pen_missed'] * 2 - p['own_goals'] * 2
    if p['red']:
        pts -= 3
    elif p['yellow']:
        pts -= 1
    return pts
def check(label, actual, expected):
    observations.append({"check": label, "actual": actual, "expected": expected, "passed": actual == expected})
fixtures = [[('regression: clean sheet minutes',
   [{'assists': 0,
     'conceded': 0,
     'goals': 1,
     'minutes': 59,
     'own_goals': 0,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'MID',
     'red': False,
     'saves': 0,
     'yellow': False}],
   6),
  ('partial repair probe: clean sheet minutes',
   [{'assists': 1,
     'conceded': 0,
     'goals': 0,
     'minutes': 45,
     'own_goals': 1,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'GK',
     'red': False,
     'saves': 1,
     'yellow': False}],
   2),
  ('second regression',
   [{'assists': 1,
     'conceded': 0,
     'goals': 2,
     'minutes': 46,
     'own_goals': 0,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'MID',
     'red': False,
     'saves': 0,
     'yellow': False}],
   14),
  ('normal control 1',
   [{'assists': 0,
     'conceded': 0,
     'goals': 1,
     'minutes': 1,
     'own_goals': 1,
     'pen_missed': 1,
     'pen_saved': 0,
     'pos': 'FWD',
     'red': False,
     'saves': 0,
     'yellow': False}],
   1),
  ('normal control 2',
   [{'assists': 2,
     'conceded': 2,
     'goals': 1,
     'minutes': 1,
     'own_goals': 1,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'MID',
     'red': False,
     'saves': 0,
     'yellow': True}],
   9),
  ('normal control 3',
   [{'assists': 0,
     'conceded': 0,
     'goals': 0,
     'minutes': 0,
     'own_goals': 0,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'MID',
     'red': False,
     'saves': 0,
     'yellow': False}],
   0),
  ('normal control 4',
   [{'assists': 0,
     'conceded': 2,
     'goals': 1,
     'minutes': 45,
     'own_goals': 0,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'FWD',
     'red': False,
     'saves': 0,
     'yellow': True}],
   4)],
 [('regression: clean sheet minutes',
   [{'assists': 2,
     'conceded': 0,
     'goals': 0,
     'minutes': 1,
     'own_goals': 1,
     'pen_missed': 1,
     'pen_saved': 0,
     'pos': 'DEF',
     'red': False,
     'saves': 0,
     'yellow': False}],
   3),
  ('partial repair probe: clean sheet minutes',
   [{'assists': 2,
     'conceded': 0,
     'goals': 0,
     'minutes': 59,
     'own_goals': 1,
     'pen_missed': 1,
     'pen_saved': 0,
     'pos': 'GK',
     'red': False,
     'saves': 2,
     'yellow': False}],
   3),
  ('second regression',
   [{'assists': 1,
     'conceded': 0,
     'goals': 0,
     'minutes': 1,
     'own_goals': 0,
     'pen_missed': 1,
     'pen_saved': 0,
     'pos': 'GK',
     'red': True,
     'saves': 7,
     'yellow': True}],
   1),
  ('normal control 1',
   [{'assists': 2,
     'conceded': 1,
     'goals': 0,
     'minutes': 46,
     'own_goals': 0,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'MID',
     'red': False,
     'saves': 0,
     'yellow': False}],
   7),
  ('normal control 2',
   [{'assists': 0,
     'conceded': 2,
     'goals': 1,
     'minutes': 1,
     'own_goals': 1,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'MID',
     'red': False,
     'saves': 0,
     'yellow': True}],
   3),
  ('normal control 3',
   [{'assists': 1,
     'conceded': 3,
     'goals': 2,
     'minutes': 46,
     'own_goals': 1,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'FWD',
     'red': False,
     'saves': 0,
     'yellow': False}],
   10),
  ('normal control 4',
   [{'assists': 1,
     'conceded': 0,
     'goals': 0,
     'minutes': 90,
     'own_goals': 0,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'DEF',
     'red': False,
     'saves': 0,
     'yellow': False}],
   9)],
 [('regression: clean sheet minutes',
   [{'assists': 2,
     'conceded': 0,
     'goals': 0,
     'minutes': 45,
     'own_goals': 0,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'GK',
     'red': False,
     'saves': 4,
     'yellow': True}],
   7),
  ('partial repair probe: clean sheet minutes',
   [{'assists': 1,
     'conceded': 0,
     'goals': 0,
     'minutes': 59,
     'own_goals': 0,
     'pen_missed': 1,
     'pen_saved': 0,
     'pos': 'GK',
     'red': False,
     'saves': 4,
     'yellow': False}],
   3),
  ('second regression',
   [{'assists': 1,
     'conceded': 0,
     'goals': 0,
     'minutes': 45,
     'own_goals': 1,
     'pen_missed': 1,
     'pen_saved': 0,
     'pos': 'MID',
     'red': False,
     'saves': 0,
     'yellow': False}],
   0),
  ('normal control 1',
   [{'assists': 0,
     'conceded': 0,
     'goals': 0,
     'minutes': 0,
     'own_goals': 0,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'DEF',
     'red': True,
     'saves': 0,
     'yellow': False}],
   0),
  ('normal control 2',
   [{'assists': 0,
     'conceded': 4,
     'goals': 0,
     'minutes': 46,
     'own_goals': 0,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'DEF',
     'red': False,
     'saves': 0,
     'yellow': False}],
   -1),
  ('normal control 3',
   [{'assists': 2,
     'conceded': 1,
     'goals': 0,
     'minutes': 46,
     'own_goals': 0,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'DEF',
     'red': True,
     'saves': 0,
     'yellow': True}],
   4),
  ('normal control 4',
   [{'assists': 0,
     'conceded': 0,
     'goals': 0,
     'minutes': 0,
     'own_goals': 0,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'DEF',
     'red': False,
     'saves': 0,
     'yellow': False}],
   0)],
 [('regression: clean sheet minutes',
   [{'assists': 2,
     'conceded': 0,
     'goals': 0,
     'minutes': 45,
     'own_goals': 1,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'MID',
     'red': False,
     'saves': 0,
     'yellow': False}],
   5),
  ('partial repair probe: clean sheet minutes',
   [{'assists': 1,
     'conceded': 0,
     'goals': 1,
     'minutes': 45,
     'own_goals': 1,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'GK',
     'red': False,
     'saves': 0,
     'yellow': False}],
   8),
  ('second regression',
   [{'assists': 1,
     'conceded': 0,
     'goals': 0,
     'minutes': 59,
     'own_goals': 1,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'DEF',
     'red': False,
     'saves': 0,
     'yellow': True}],
   1),
  ('normal control 1',
   [{'assists': 0,
     'conceded': 0,
     'goals': 0,
     'minutes': 0,
     'own_goals': 0,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'GK',
     'red': False,
     'saves': 0,
     'yellow': True}],
   0),
  ('normal control 2',
   [{'assists': 0,
     'conceded': 0,
     'goals': 0,
     'minutes': 0,
     'own_goals': 0,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'DEF',
     'red': False,
     'saves': 0,
     'yellow': False}],
   0),
  ('normal control 3',
   [{'assists': 1,
     'conceded': 1,
     'goals': 0,
     'minutes': 45,
     'own_goals': 1,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'FWD',
     'red': False,
     'saves': 0,
     'yellow': False}],
   2),
  ('normal control 4',
   [{'assists': 0,
     'conceded': 3,
     'goals': 2,
     'minutes': 59,
     'own_goals': 1,
     'pen_missed': 1,
     'pen_saved': 0,
     'pos': 'DEF',
     'red': False,
     'saves': 0,
     'yellow': False}],
   8)],
 [('regression: clean sheet minutes',
   [{'assists': 2,
     'conceded': 0,
     'goals': 0,
     'minutes': 1,
     'own_goals': 0,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'GK',
     'red': False,
     'saves': 3,
     'yellow': False}],
   8),
  ('partial repair probe: clean sheet minutes',
   [{'assists': 2,
     'conceded': 0,
     'goals': 1,
     'minutes': 46,
     'own_goals': 1,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'MID',
     'red': False,
     'saves': 0,
     'yellow': False}],
   10),
  ('second regression',
   [{'assists': 2,
     'conceded': 0,
     'goals': 0,
     'minutes': 59,
     'own_goals': 0,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'GK',
     'red': True,
     'saves': 2,
     'yellow': True}],
   4),
  ('normal control 1',
   [{'assists': 0,
     'conceded': 2,
     'goals': 0,
     'minutes': 61,
     'own_goals': 1,
     'pen_missed': 1,
     'pen_saved': 0,
     'pos': 'FWD',
     'red': False,
     'saves': 0,
     'yellow': True}],
   -3),
  ('normal control 2',
   [{'assists': 2,
     'conceded': 3,
     'goals': 0,
     'minutes': 61,
     'own_goals': 1,
     'pen_missed': 1,
     'pen_saved': 0,
     'pos': 'DEF',
     'red': False,
     'saves': 0,
     'yellow': True}],
   2),
  ('normal control 3',
   [{'assists': 1,
     'conceded': 0,
     'goals': 2,
     'minutes': 61,
     'own_goals': 0,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'MID',
     'red': True,
     'saves': 0,
     'yellow': False}],
   13),
  ('normal control 4',
   [{'assists': 2,
     'conceded': 4,
     'goals': 0,
     'minutes': 61,
     'own_goals': 1,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'FWD',
     'red': False,
     'saves': 0,
     'yellow': False}],
   6)]]
for label, args, expected in fixtures[N-1]:
    check(label, solve(*args), 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
regression: clean sheet minutes76Failed
partial repair probe: clean sheet minutes62Failed
second regression1514Failed
normal control 111Passed
normal control 299Passed
normal control 300Passed
normal control 444Passed

SHA-256 / ff5d53088234a3800f4084da8a14cff2c0c8f02e58ac127bf4a3485ea74955b5

3 / The verified repair

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

N = 1
observations = []
def solve(p):
    if p['minutes'] == 0:
        return 0
    pos = p['pos']
    pts = 2 if p['minutes'] >= 60 else 1
    pts += p['goals'] * {'GK': 6, 'DEF': 6, 'MID': 5, 'FWD': 4}[pos]
    pts += p['assists'] * 3
    if p['conceded'] == 0 and p['minutes'] >= 60:
        pts += {'GK': 4, 'DEF': 4, 'MID': 1, 'FWD': 0}[pos]
    if pos in ('GK', 'DEF'):
        pts -= p['conceded'] // 2
    if pos == 'GK':
        pts += p['saves'] // 3
    pts += p['pen_saved'] * 5 - p['pen_missed'] * 2 - p['own_goals'] * 2
    if p['red']:
        pts -= 3
    elif p['yellow']:
        pts -= 1
    return pts
def check(label, actual, expected):
    observations.append({"check": label, "actual": actual, "expected": expected, "passed": actual == expected})
fixtures = [[('regression: clean sheet minutes',
   [{'assists': 0,
     'conceded': 0,
     'goals': 1,
     'minutes': 59,
     'own_goals': 0,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'MID',
     'red': False,
     'saves': 0,
     'yellow': False}],
   6),
  ('partial repair probe: clean sheet minutes',
   [{'assists': 1,
     'conceded': 0,
     'goals': 0,
     'minutes': 45,
     'own_goals': 1,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'GK',
     'red': False,
     'saves': 1,
     'yellow': False}],
   2),
  ('second regression',
   [{'assists': 1,
     'conceded': 0,
     'goals': 2,
     'minutes': 46,
     'own_goals': 0,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'MID',
     'red': False,
     'saves': 0,
     'yellow': False}],
   14),
  ('normal control 1',
   [{'assists': 0,
     'conceded': 0,
     'goals': 1,
     'minutes': 1,
     'own_goals': 1,
     'pen_missed': 1,
     'pen_saved': 0,
     'pos': 'FWD',
     'red': False,
     'saves': 0,
     'yellow': False}],
   1),
  ('normal control 2',
   [{'assists': 2,
     'conceded': 2,
     'goals': 1,
     'minutes': 1,
     'own_goals': 1,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'MID',
     'red': False,
     'saves': 0,
     'yellow': True}],
   9),
  ('normal control 3',
   [{'assists': 0,
     'conceded': 0,
     'goals': 0,
     'minutes': 0,
     'own_goals': 0,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'MID',
     'red': False,
     'saves': 0,
     'yellow': False}],
   0),
  ('normal control 4',
   [{'assists': 0,
     'conceded': 2,
     'goals': 1,
     'minutes': 45,
     'own_goals': 0,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'FWD',
     'red': False,
     'saves': 0,
     'yellow': True}],
   4)],
 [('regression: clean sheet minutes',
   [{'assists': 2,
     'conceded': 0,
     'goals': 0,
     'minutes': 1,
     'own_goals': 1,
     'pen_missed': 1,
     'pen_saved': 0,
     'pos': 'DEF',
     'red': False,
     'saves': 0,
     'yellow': False}],
   3),
  ('partial repair probe: clean sheet minutes',
   [{'assists': 2,
     'conceded': 0,
     'goals': 0,
     'minutes': 59,
     'own_goals': 1,
     'pen_missed': 1,
     'pen_saved': 0,
     'pos': 'GK',
     'red': False,
     'saves': 2,
     'yellow': False}],
   3),
  ('second regression',
   [{'assists': 1,
     'conceded': 0,
     'goals': 0,
     'minutes': 1,
     'own_goals': 0,
     'pen_missed': 1,
     'pen_saved': 0,
     'pos': 'GK',
     'red': True,
     'saves': 7,
     'yellow': True}],
   1),
  ('normal control 1',
   [{'assists': 2,
     'conceded': 1,
     'goals': 0,
     'minutes': 46,
     'own_goals': 0,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'MID',
     'red': False,
     'saves': 0,
     'yellow': False}],
   7),
  ('normal control 2',
   [{'assists': 0,
     'conceded': 2,
     'goals': 1,
     'minutes': 1,
     'own_goals': 1,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'MID',
     'red': False,
     'saves': 0,
     'yellow': True}],
   3),
  ('normal control 3',
   [{'assists': 1,
     'conceded': 3,
     'goals': 2,
     'minutes': 46,
     'own_goals': 1,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'FWD',
     'red': False,
     'saves': 0,
     'yellow': False}],
   10),
  ('normal control 4',
   [{'assists': 1,
     'conceded': 0,
     'goals': 0,
     'minutes': 90,
     'own_goals': 0,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'DEF',
     'red': False,
     'saves': 0,
     'yellow': False}],
   9)],
 [('regression: clean sheet minutes',
   [{'assists': 2,
     'conceded': 0,
     'goals': 0,
     'minutes': 45,
     'own_goals': 0,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'GK',
     'red': False,
     'saves': 4,
     'yellow': True}],
   7),
  ('partial repair probe: clean sheet minutes',
   [{'assists': 1,
     'conceded': 0,
     'goals': 0,
     'minutes': 59,
     'own_goals': 0,
     'pen_missed': 1,
     'pen_saved': 0,
     'pos': 'GK',
     'red': False,
     'saves': 4,
     'yellow': False}],
   3),
  ('second regression',
   [{'assists': 1,
     'conceded': 0,
     'goals': 0,
     'minutes': 45,
     'own_goals': 1,
     'pen_missed': 1,
     'pen_saved': 0,
     'pos': 'MID',
     'red': False,
     'saves': 0,
     'yellow': False}],
   0),
  ('normal control 1',
   [{'assists': 0,
     'conceded': 0,
     'goals': 0,
     'minutes': 0,
     'own_goals': 0,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'DEF',
     'red': True,
     'saves': 0,
     'yellow': False}],
   0),
  ('normal control 2',
   [{'assists': 0,
     'conceded': 4,
     'goals': 0,
     'minutes': 46,
     'own_goals': 0,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'DEF',
     'red': False,
     'saves': 0,
     'yellow': False}],
   -1),
  ('normal control 3',
   [{'assists': 2,
     'conceded': 1,
     'goals': 0,
     'minutes': 46,
     'own_goals': 0,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'DEF',
     'red': True,
     'saves': 0,
     'yellow': True}],
   4),
  ('normal control 4',
   [{'assists': 0,
     'conceded': 0,
     'goals': 0,
     'minutes': 0,
     'own_goals': 0,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'DEF',
     'red': False,
     'saves': 0,
     'yellow': False}],
   0)],
 [('regression: clean sheet minutes',
   [{'assists': 2,
     'conceded': 0,
     'goals': 0,
     'minutes': 45,
     'own_goals': 1,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'MID',
     'red': False,
     'saves': 0,
     'yellow': False}],
   5),
  ('partial repair probe: clean sheet minutes',
   [{'assists': 1,
     'conceded': 0,
     'goals': 1,
     'minutes': 45,
     'own_goals': 1,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'GK',
     'red': False,
     'saves': 0,
     'yellow': False}],
   8),
  ('second regression',
   [{'assists': 1,
     'conceded': 0,
     'goals': 0,
     'minutes': 59,
     'own_goals': 1,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'DEF',
     'red': False,
     'saves': 0,
     'yellow': True}],
   1),
  ('normal control 1',
   [{'assists': 0,
     'conceded': 0,
     'goals': 0,
     'minutes': 0,
     'own_goals': 0,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'GK',
     'red': False,
     'saves': 0,
     'yellow': True}],
   0),
  ('normal control 2',
   [{'assists': 0,
     'conceded': 0,
     'goals': 0,
     'minutes': 0,
     'own_goals': 0,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'DEF',
     'red': False,
     'saves': 0,
     'yellow': False}],
   0),
  ('normal control 3',
   [{'assists': 1,
     'conceded': 1,
     'goals': 0,
     'minutes': 45,
     'own_goals': 1,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'FWD',
     'red': False,
     'saves': 0,
     'yellow': False}],
   2),
  ('normal control 4',
   [{'assists': 0,
     'conceded': 3,
     'goals': 2,
     'minutes': 59,
     'own_goals': 1,
     'pen_missed': 1,
     'pen_saved': 0,
     'pos': 'DEF',
     'red': False,
     'saves': 0,
     'yellow': False}],
   8)],
 [('regression: clean sheet minutes',
   [{'assists': 2,
     'conceded': 0,
     'goals': 0,
     'minutes': 1,
     'own_goals': 0,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'GK',
     'red': False,
     'saves': 3,
     'yellow': False}],
   8),
  ('partial repair probe: clean sheet minutes',
   [{'assists': 2,
     'conceded': 0,
     'goals': 1,
     'minutes': 46,
     'own_goals': 1,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'MID',
     'red': False,
     'saves': 0,
     'yellow': False}],
   10),
  ('second regression',
   [{'assists': 2,
     'conceded': 0,
     'goals': 0,
     'minutes': 59,
     'own_goals': 0,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'GK',
     'red': True,
     'saves': 2,
     'yellow': True}],
   4),
  ('normal control 1',
   [{'assists': 0,
     'conceded': 2,
     'goals': 0,
     'minutes': 61,
     'own_goals': 1,
     'pen_missed': 1,
     'pen_saved': 0,
     'pos': 'FWD',
     'red': False,
     'saves': 0,
     'yellow': True}],
   -3),
  ('normal control 2',
   [{'assists': 2,
     'conceded': 3,
     'goals': 0,
     'minutes': 61,
     'own_goals': 1,
     'pen_missed': 1,
     'pen_saved': 0,
     'pos': 'DEF',
     'red': False,
     'saves': 0,
     'yellow': True}],
   2),
  ('normal control 3',
   [{'assists': 1,
     'conceded': 0,
     'goals': 2,
     'minutes': 61,
     'own_goals': 0,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'MID',
     'red': True,
     'saves': 0,
     'yellow': False}],
   13),
  ('normal control 4',
   [{'assists': 2,
     'conceded': 4,
     'goals': 0,
     'minutes': 61,
     'own_goals': 1,
     'pen_missed': 0,
     'pen_saved': 0,
     'pos': 'FWD',
     'red': False,
     'saves': 0,
     'yellow': False}],
   6)]]
for label, args, expected in fixtures[N-1]:
    check(label, solve(*args), 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
regression: clean sheet minutes66Passed
partial repair probe: clean sheet minutes22Passed
second regression1414Passed
normal control 111Passed
normal control 299Passed
normal control 300Passed
normal control 444Passed

SHA-256 / 28809f580cbb348b55012f4239161db94ac82d81477623a0d4517ec4376d9643

Verification & scope

A deterministic toy scoring contract stipulated for this example; it is not the rulebook of any real fantasy platform. 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 2026-09-29T14:50:38.425940+00:00.

Case digest / 50ba9a1acf2afb497126e316730cb49df1df066c5b4fbbc05b5253e402433eef