{"abstract":"Staged additions admit sample indices outside the render surface.","category":"Raster clipping","checks":14,"contract":"Begin stages clip edits against a copy. Commit publishes pending coverage atomically; abort discards it. Draw sees committed coverage. Beginning while already editing is ignored; edit outside a transaction is ignored. Resize clips both committed and pending regions.","contract_signature":"commands, size","evaluation_group":"s3-raster-clipping-transactional-clip-edit","failed_approach":"Rejecting negative samples still admits coverage beyond the upper target edge.","family":"s3-raster-clipping-transactional-clip-edit-add-escape","id":"FA-50406","implementations":{"attempt":{"sha256":"4ba4a6c03757419ab61b333adee8f729e21e1857ae13fb5da50462f5a38b9983","source":"\"\"\"Failure Map reference implementation. Python standard library only.\"\"\"\nimport json\n\nN = 1\nobservations = []\ndef solve(commands, size):\n    full=set(range(size))\n    current=set(full)\n    pending=None\n    out=[]\n    for cmd in commands:\n        op=cmd[0]\n        if op=='begin' and pending is None: pending=set(current)\n        elif op=='subtract' and pending is not None: pending-=set(cmd[1])\n        elif op=='add' and pending is not None: pending |= {x for x in cmd[1] if x>=0}\n        elif op=='replace' and pending is not None: pending=set(cmd[1]) & full\n        elif op=='commit' and pending is not None:\n            current=set(pending)\n            pending=None\n        elif op=='abort': pending=None\n        elif op=='resize':\n            full=set(range(cmd[1]))\n            current &= full\n            if pending is not None: pending &= full\n        elif op=='draw': out.append(sorted(current))\n    return out\ndef check(label, actual, expected):\n    observations.append({\"check\": label, \"actual\": actual, \"expected\": expected, \"passed\": actual == expected})\nif N == 1:\n    check('explicit sequence 0', solve([['begin'], ['subtract', [0]], ['draw'], ['commit'], ['draw']], 4), [[0, 1, 2, 3], [1, 2, 3]])\n    check('explicit sequence 1', solve([['begin'], ['subtract', [0]], ['begin'], ['subtract', [1]], ['commit'], ['draw']], 4), [[2, 3]])\n    check('explicit sequence 2', solve([['begin'], ['replace', [0]], ['add', [1, 99, -1]], ['commit'], ['draw']], 4), [[0, 1]])\n    check('explicit sequence 3', solve([['begin'], ['replace', [0]], ['replace', [2]], ['commit'], ['draw']], 4), [[2]])\n    check('explicit sequence 4', solve([['begin'], ['replace', [0]], ['abort'], ['draw']], 4), [[0, 1, 2, 3]])\n    check('explicit sequence 5', solve([['begin'], ['replace', [1]], ['commit'], ['subtract', [1]], ['commit'], ['draw']], 4), [[1]])\n    check('explicit sequence 6', solve([['begin'], ['replace', [1, 2]], ['resize', 2], ['commit'], ['draw']], 4), [[1]])\n    check('explicit sequence 7', solve([['begin'], ['replace', [1]], ['commit'], ['resize', 3], ['draw']], 4), [[1]])\n    check('explicit sequence 8', solve([['commit'], ['abort'], ['draw']], 4), [[0, 1, 2, 3]])\n    check('explicit sequence 9', solve([['begin'], ['replace', []], ['commit'], ['draw']], 4), [[]])\n    check('explicit sequence 10', solve([['begin'], ['replace', []], ['commit'], ['begin'], ['add', [0]], ['commit'], ['draw']], 4), [[0]])\n    check('explicit sequence 11', solve([['begin'], ['replace', []], ['begin'], ['add', [0]], ['commit'], ['draw']], 4), [[0]])\n    check('explicit sequence 12', solve([['begin'], ['replace', [0]], ['commit'], ['begin'], ['add', [1]], ['commit'], ['draw']], 4), [[0, 1]])\n    check('explicit sequence 13', solve([['begin'], ['replace', [0]], ['commit'], ['begin'], ['subtract', [0]], ['abort'], ['draw']], 4), [[0]])\nif N == 2:\n    check('explicit sequence 0', solve([['begin'], ['subtract', [0]], ['draw'], ['commit'], ['draw']], 5), [[0, 1, 2, 3, 4], [1, 2, 3, 4]])\n    check('explicit sequence 1', solve([['begin'], ['subtract', [0]], ['begin'], ['subtract', [1]], ['commit'], ['draw']], 5), [[2, 3, 4]])\n    check('explicit sequence 2', solve([['begin'], ['replace', [0]], ['add', [1, 99, -1]], ['commit'], ['draw']], 5), [[0, 1]])\n    check('explicit sequence 3', solve([['begin'], ['replace', [0]], ['replace', [2]], ['commit'], ['draw']], 5), [[2]])\n    check('explicit sequence 4', solve([['begin'], ['replace', [0]], ['abort'], ['draw']], 5), [[0, 1, 2, 3, 4]])\n    check('explicit sequence 5', solve([['begin'], ['replace', [1]], ['commit'], ['subtract', [1]], ['commit'], ['draw']], 5), [[1]])\n    check('explicit sequence 6', solve([['begin'], ['replace', [1, 2]], ['resize', 2], ['commit'], ['draw']], 5), [[1]])\n    check('explicit sequence 7', solve([['begin'], ['replace', [1]], ['commit'], ['resize', 3], ['draw']], 5), [[1]])\n    check('explicit sequence 8', solve([['commit'], ['abort'], ['draw']], 5), [[0, 1, 2, 3, 4]])\n    check('explicit sequence 9', solve([['begin'], ['replace', []], ['commit'], ['draw']], 5), [[]])\n    check('explicit sequence 10', solve([['begin'], ['replace', []], ['commit'], ['begin'], ['add', [0]], ['commit'], ['draw']], 5), [[0]])\n    check('explicit sequence 11', solve([['begin'], ['replace', []], ['begin'], ['add', [0]], ['commit'], ['draw']], 5), [[0]])\n    check('explicit sequence 12', solve([['begin'], ['replace', [0]], ['commit'], ['begin'], ['add', [1]], ['commit'], ['draw']], 5), [[0, 1]])\n    check('explicit sequence 13', solve([['begin'], ['replace', [0]], ['commit'], ['begin'], ['subtract', [0]], ['abort'], ['draw']], 5), [[0]])\nif N == 3:\n    check('explicit sequence 0', solve([['begin'], ['subtract', [0]], ['draw'], ['commit'], ['draw']], 6), [[0, 1, 2, 3, 4, 5], [1, 2, 3, 4, 5]])\n    check('explicit sequence 1', solve([['begin'], ['subtract', [0]], ['begin'], ['subtract', [1]], ['commit'], ['draw']], 6), [[2, 3, 4, 5]])\n    check('explicit sequence 2', solve([['begin'], ['replace', [0]], ['add', [1, 99, -1]], ['commit'], ['draw']], 6), [[0, 1]])\n    check('explicit sequence 3', solve([['begin'], ['replace', [0]], ['replace', [2]], ['commit'], ['draw']], 6), [[2]])\n    check('explicit sequence 4', solve([['begin'], ['replace', [0]], ['abort'], ['draw']], 6), [[0, 1, 2, 3, 4, 5]])\n    check('explicit sequence 5', solve([['begin'], ['replace', [1]], ['commit'], ['subtract', [1]], ['commit'], ['draw']], 6), [[1]])\n    check('explicit sequence 6', solve([['begin'], ['replace', [1, 2]], ['resize', 2], ['commit'], ['draw']], 6), [[1]])\n    check('explicit sequence 7', solve([['begin'], ['replace', [1]], ['commit'], ['resize', 3], ['draw']], 6), [[1]])\n    check('explicit sequence 8', solve([['commit'], ['abort'], ['draw']], 6), [[0, 1, 2, 3, 4, 5]])\n    check('explicit sequence 9', solve([['begin'], ['replace', []], ['commit'], ['draw']], 6), [[]])\n    check('explicit sequence 10', solve([['begin'], ['replace', []], ['commit'], ['begin'], ['add', [0]], ['commit'], ['draw']], 6), [[0]])\n    check('explicit sequence 11', solve([['begin'], ['replace', []], ['begin'], ['add', [0]], ['commit'], ['draw']], 6), [[0]])\n    check('explicit sequence 12', solve([['begin'], ['replace', [0]], ['commit'], ['begin'], ['add', [1]], ['commit'], ['draw']], 6), [[0, 1]])\n    check('explicit sequence 13', solve([['begin'], ['replace', [0]], ['commit'], ['begin'], ['subtract', [0]], ['abort'], ['draw']], 6), [[0]])\nif N == 4:\n    check('explicit sequence 0', solve([['begin'], ['subtract', [0]], ['draw'], ['commit'], ['draw']], 7), [[0, 1, 2, 3, 4, 5, 6], [1, 2, 3, 4, 5, 6]])\n    check('explicit sequence 1', solve([['begin'], ['subtract', [0]], ['begin'], ['subtract', [1]], ['commit'], ['draw']], 7), [[2, 3, 4, 5, 6]])\n    check('explicit sequence 2', solve([['begin'], ['replace', [0]], ['add', [1, 99, -1]], ['commit'], ['draw']], 7), [[0, 1]])\n    check('explicit sequence 3', solve([['begin'], ['replace', [0]], ['replace', [2]], ['commit'], ['draw']], 7), [[2]])\n    check('explicit sequence 4', solve([['begin'], ['replace', [0]], ['abort'], ['draw']], 7), [[0, 1, 2, 3, 4, 5, 6]])\n    check('explicit sequence 5', solve([['begin'], ['replace', [1]], ['commit'], ['subtract', [1]], ['commit'], ['draw']], 7), [[1]])\n    check('explicit sequence 6', solve([['begin'], ['replace', [1, 2]], ['resize', 2], ['commit'], ['draw']], 7), [[1]])\n    check('explicit sequence 7', solve([['begin'], ['replace', [1]], ['commit'], ['resize', 3], ['draw']], 7), [[1]])\n    check('explicit sequence 8', solve([['commit'], ['abort'], ['draw']], 7), [[0, 1, 2, 3, 4, 5, 6]])\n    check('explicit sequence 9', solve([['begin'], ['replace', []], ['commit'], ['draw']], 7), [[]])\n    check('explicit sequence 10', solve([['begin'], ['replace', []], ['commit'], ['begin'], ['add', [0]], ['commit'], ['draw']], 7), [[0]])\n    check('explicit sequence 11', solve([['begin'], ['replace', []], ['begin'], ['add', [0]], ['commit'], ['draw']], 7), [[0]])\n    check('explicit sequence 12', solve([['begin'], ['replace', [0]], ['commit'], ['begin'], ['add', [1]], ['commit'], ['draw']], 7), [[0, 1]])\n    check('explicit sequence 13', solve([['begin'], ['replace', [0]], ['commit'], ['begin'], ['subtract', [0]], ['abort'], ['draw']], 7), [[0]])\nif N == 5:\n    check('explicit sequence 0', solve([['begin'], ['subtract', [0]], ['draw'], ['commit'], ['draw']], 8), [[0, 1, 2, 3, 4, 5, 6, 7], [1, 2, 3, 4, 5, 6, 7]])\n    check('explicit sequence 1', solve([['begin'], ['subtract', [0]], ['begin'], ['subtract', [1]], ['commit'], ['draw']], 8), [[2, 3, 4, 5, 6, 7]])\n    check('explicit sequence 2', solve([['begin'], ['replace', [0]], ['add', [1, 99, -1]], ['commit'], ['draw']], 8), [[0, 1]])\n    check('explicit sequence 3', solve([['begin'], ['replace', [0]], ['replace', [2]], ['commit'], ['draw']], 8), [[2]])\n    check('explicit sequence 4', solve([['begin'], ['replace', [0]], ['abort'], ['draw']], 8), [[0, 1, 2, 3, 4, 5, 6, 7]])\n    check('explicit sequence 5', solve([['begin'], ['replace', [1]], ['commit'], ['subtract', [1]], ['commit'], ['draw']], 8), [[1]])\n    check('explicit sequence 6', solve([['begin'], ['replace', [1, 2]], ['resize', 2], ['commit'], ['draw']], 8), [[1]])\n    check('explicit sequence 7', solve([['begin'], ['replace', [1]], ['commit'], ['resize', 3], ['draw']], 8), [[1]])\n    check('explicit sequence 8', solve([['commit'], ['abort'], ['draw']], 8), [[0, 1, 2, 3, 4, 5, 6, 7]])\n    check('explicit sequence 9', solve([['begin'], ['replace', []], ['commit'], ['draw']], 8), [[]])\n    check('explicit sequence 10', solve([['begin'], ['replace', []], ['commit'], ['begin'], ['add', [0]], ['commit'], ['draw']], 8), [[0]])\n    check('explicit sequence 11', solve([['begin'], ['replace', []], ['begin'], ['add', [0]], ['commit'], ['draw']], 8), [[0]])\n    check('explicit sequence 12', solve([['begin'], ['replace', [0]], ['commit'], ['begin'], ['add', [1]], ['commit'], ['draw']], 8), [[0, 1]])\n    check('explicit sequence 13', solve([['begin'], ['replace', [0]], ['commit'], ['begin'], ['subtract', [0]], ['abort'], ['draw']], 8), [[0]])\nprint(json.dumps({\"observations\": observations, \"passed\": all(x[\"passed\"] for x in observations)}, ensure_ascii=False))\nraise SystemExit(0 if all(x[\"passed\"] for x in observations) else 1)\n"},"broken":{"sha256":"70e4579be0aa6b91a50c40376d0667db0d2d496dab7bd1ae9cb90e83ad398d12","source":"\"\"\"Failure Map reference implementation. Python standard library only.\"\"\"\nimport json\n\nN = 1\nobservations = []\ndef solve(commands, size):\n    full=set(range(size))\n    current=set(full)\n    pending=None\n    out=[]\n    for cmd in commands:\n        op=cmd[0]\n        if op=='begin' and pending is None: pending=set(current)\n        elif op=='subtract' and pending is not None: pending-=set(cmd[1])\n        elif op=='add' and pending is not None: pending |= set(cmd[1])\n        elif op=='replace' and pending is not None: pending=set(cmd[1]) & full\n        elif op=='commit' and pending is not None:\n            current=set(pending)\n            pending=None\n        elif op=='abort': pending=None\n        elif op=='resize':\n            full=set(range(cmd[1]))\n            current &= full\n            if pending is not None: pending &= full\n        elif op=='draw': out.append(sorted(current))\n    return out\ndef check(label, actual, expected):\n    observations.append({\"check\": label, \"actual\": actual, \"expected\": expected, \"passed\": actual == expected})\nif N == 1:\n    check('explicit sequence 0', solve([['begin'], ['subtract', [0]], ['draw'], ['commit'], ['draw']], 4), [[0, 1, 2, 3], [1, 2, 3]])\n    check('explicit sequence 1', solve([['begin'], ['subtract', [0]], ['begin'], ['subtract', [1]], ['commit'], ['draw']], 4), [[2, 3]])\n    check('explicit sequence 2', solve([['begin'], ['replace', [0]], ['add', [1, 99, -1]], ['commit'], ['draw']], 4), [[0, 1]])\n    check('explicit sequence 3', solve([['begin'], ['replace', [0]], ['replace', [2]], ['commit'], ['draw']], 4), [[2]])\n    check('explicit sequence 4', solve([['begin'], ['replace', [0]], ['abort'], ['draw']], 4), [[0, 1, 2, 3]])\n    check('explicit sequence 5', solve([['begin'], ['replace', [1]], ['commit'], ['subtract', [1]], ['commit'], ['draw']], 4), [[1]])\n    check('explicit sequence 6', solve([['begin'], ['replace', [1, 2]], ['resize', 2], ['commit'], ['draw']], 4), [[1]])\n    check('explicit sequence 7', solve([['begin'], ['replace', [1]], ['commit'], ['resize', 3], ['draw']], 4), [[1]])\n    check('explicit sequence 8', solve([['commit'], ['abort'], ['draw']], 4), [[0, 1, 2, 3]])\n    check('explicit sequence 9', solve([['begin'], ['replace', []], ['commit'], ['draw']], 4), [[]])\n    check('explicit sequence 10', solve([['begin'], ['replace', []], ['commit'], ['begin'], ['add', [0]], ['commit'], ['draw']], 4), [[0]])\n    check('explicit sequence 11', solve([['begin'], ['replace', []], ['begin'], ['add', [0]], ['commit'], ['draw']], 4), [[0]])\n    check('explicit sequence 12', solve([['begin'], ['replace', [0]], ['commit'], ['begin'], ['add', [1]], ['commit'], ['draw']], 4), [[0, 1]])\n    check('explicit sequence 13', solve([['begin'], ['replace', [0]], ['commit'], ['begin'], ['subtract', [0]], ['abort'], ['draw']], 4), [[0]])\nif N == 2:\n    check('explicit sequence 0', solve([['begin'], ['subtract', [0]], ['draw'], ['commit'], ['draw']], 5), [[0, 1, 2, 3, 4], [1, 2, 3, 4]])\n    check('explicit sequence 1', solve([['begin'], ['subtract', [0]], ['begin'], ['subtract', [1]], ['commit'], ['draw']], 5), [[2, 3, 4]])\n    check('explicit sequence 2', solve([['begin'], ['replace', [0]], ['add', [1, 99, -1]], ['commit'], ['draw']], 5), [[0, 1]])\n    check('explicit sequence 3', solve([['begin'], ['replace', [0]], ['replace', [2]], ['commit'], ['draw']], 5), [[2]])\n    check('explicit sequence 4', solve([['begin'], ['replace', [0]], ['abort'], ['draw']], 5), [[0, 1, 2, 3, 4]])\n    check('explicit sequence 5', solve([['begin'], ['replace', [1]], ['commit'], ['subtract', [1]], ['commit'], ['draw']], 5), [[1]])\n    check('explicit sequence 6', solve([['begin'], ['replace', [1, 2]], ['resize', 2], ['commit'], ['draw']], 5), [[1]])\n    check('explicit sequence 7', solve([['begin'], ['replace', [1]], ['commit'], ['resize', 3], ['draw']], 5), [[1]])\n    check('explicit sequence 8', solve([['commit'], ['abort'], ['draw']], 5), [[0, 1, 2, 3, 4]])\n    check('explicit sequence 9', solve([['begin'], ['replace', []], ['commit'], ['draw']], 5), [[]])\n    check('explicit sequence 10', solve([['begin'], ['replace', []], ['commit'], ['begin'], ['add', [0]], ['commit'], ['draw']], 5), [[0]])\n    check('explicit sequence 11', solve([['begin'], ['replace', []], ['begin'], ['add', [0]], ['commit'], ['draw']], 5), [[0]])\n    check('explicit sequence 12', solve([['begin'], ['replace', [0]], ['commit'], ['begin'], ['add', [1]], ['commit'], ['draw']], 5), [[0, 1]])\n    check('explicit sequence 13', solve([['begin'], ['replace', [0]], ['commit'], ['begin'], ['subtract', [0]], ['abort'], ['draw']], 5), [[0]])\nif N == 3:\n    check('explicit sequence 0', solve([['begin'], ['subtract', [0]], ['draw'], ['commit'], ['draw']], 6), [[0, 1, 2, 3, 4, 5], [1, 2, 3, 4, 5]])\n    check('explicit sequence 1', solve([['begin'], ['subtract', [0]], ['begin'], ['subtract', [1]], ['commit'], ['draw']], 6), [[2, 3, 4, 5]])\n    check('explicit sequence 2', solve([['begin'], ['replace', [0]], ['add', [1, 99, -1]], ['commit'], ['draw']], 6), [[0, 1]])\n    check('explicit sequence 3', solve([['begin'], ['replace', [0]], ['replace', [2]], ['commit'], ['draw']], 6), [[2]])\n    check('explicit sequence 4', solve([['begin'], ['replace', [0]], ['abort'], ['draw']], 6), [[0, 1, 2, 3, 4, 5]])\n    check('explicit sequence 5', solve([['begin'], ['replace', [1]], ['commit'], ['subtract', [1]], ['commit'], ['draw']], 6), [[1]])\n    check('explicit sequence 6', solve([['begin'], ['replace', [1, 2]], ['resize', 2], ['commit'], ['draw']], 6), [[1]])\n    check('explicit sequence 7', solve([['begin'], ['replace', [1]], ['commit'], ['resize', 3], ['draw']], 6), [[1]])\n    check('explicit sequence 8', solve([['commit'], ['abort'], ['draw']], 6), [[0, 1, 2, 3, 4, 5]])\n    check('explicit sequence 9', solve([['begin'], ['replace', []], ['commit'], ['draw']], 6), [[]])\n    check('explicit sequence 10', solve([['begin'], ['replace', []], ['commit'], ['begin'], ['add', [0]], ['commit'], ['draw']], 6), [[0]])\n    check('explicit sequence 11', solve([['begin'], ['replace', []], ['begin'], ['add', [0]], ['commit'], ['draw']], 6), [[0]])\n    check('explicit sequence 12', solve([['begin'], ['replace', [0]], ['commit'], ['begin'], ['add', [1]], ['commit'], ['draw']], 6), [[0, 1]])\n    check('explicit sequence 13', solve([['begin'], ['replace', [0]], ['commit'], ['begin'], ['subtract', [0]], ['abort'], ['draw']], 6), [[0]])\nif N == 4:\n    check('explicit sequence 0', solve([['begin'], ['subtract', [0]], ['draw'], ['commit'], ['draw']], 7), [[0, 1, 2, 3, 4, 5, 6], [1, 2, 3, 4, 5, 6]])\n    check('explicit sequence 1', solve([['begin'], ['subtract', [0]], ['begin'], ['subtract', [1]], ['commit'], ['draw']], 7), [[2, 3, 4, 5, 6]])\n    check('explicit sequence 2', solve([['begin'], ['replace', [0]], ['add', [1, 99, -1]], ['commit'], ['draw']], 7), [[0, 1]])\n    check('explicit sequence 3', solve([['begin'], ['replace', [0]], ['replace', [2]], ['commit'], ['draw']], 7), [[2]])\n    check('explicit sequence 4', solve([['begin'], ['replace', [0]], ['abort'], ['draw']], 7), [[0, 1, 2, 3, 4, 5, 6]])\n    check('explicit sequence 5', solve([['begin'], ['replace', [1]], ['commit'], ['subtract', [1]], ['commit'], ['draw']], 7), [[1]])\n    check('explicit sequence 6', solve([['begin'], ['replace', [1, 2]], ['resize', 2], ['commit'], ['draw']], 7), [[1]])\n    check('explicit sequence 7', solve([['begin'], ['replace', [1]], ['commit'], ['resize', 3], ['draw']], 7), [[1]])\n    check('explicit sequence 8', solve([['commit'], ['abort'], ['draw']], 7), [[0, 1, 2, 3, 4, 5, 6]])\n    check('explicit sequence 9', solve([['begin'], ['replace', []], ['commit'], ['draw']], 7), [[]])\n    check('explicit sequence 10', solve([['begin'], ['replace', []], ['commit'], ['begin'], ['add', [0]], ['commit'], ['draw']], 7), [[0]])\n    check('explicit sequence 11', solve([['begin'], ['replace', []], ['begin'], ['add', [0]], ['commit'], ['draw']], 7), [[0]])\n    check('explicit sequence 12', solve([['begin'], ['replace', [0]], ['commit'], ['begin'], ['add', [1]], ['commit'], ['draw']], 7), [[0, 1]])\n    check('explicit sequence 13', solve([['begin'], ['replace', [0]], ['commit'], ['begin'], ['subtract', [0]], ['abort'], ['draw']], 7), [[0]])\nif N == 5:\n    check('explicit sequence 0', solve([['begin'], ['subtract', [0]], ['draw'], ['commit'], ['draw']], 8), [[0, 1, 2, 3, 4, 5, 6, 7], [1, 2, 3, 4, 5, 6, 7]])\n    check('explicit sequence 1', solve([['begin'], ['subtract', [0]], ['begin'], ['subtract', [1]], ['commit'], ['draw']], 8), [[2, 3, 4, 5, 6, 7]])\n    check('explicit sequence 2', solve([['begin'], ['replace', [0]], ['add', [1, 99, -1]], ['commit'], ['draw']], 8), [[0, 1]])\n    check('explicit sequence 3', solve([['begin'], ['replace', [0]], ['replace', [2]], ['commit'], ['draw']], 8), [[2]])\n    check('explicit sequence 4', solve([['begin'], ['replace', [0]], ['abort'], ['draw']], 8), [[0, 1, 2, 3, 4, 5, 6, 7]])\n    check('explicit sequence 5', solve([['begin'], ['replace', [1]], ['commit'], ['subtract', [1]], ['commit'], ['draw']], 8), [[1]])\n    check('explicit sequence 6', solve([['begin'], ['replace', [1, 2]], ['resize', 2], ['commit'], ['draw']], 8), [[1]])\n    check('explicit sequence 7', solve([['begin'], ['replace', [1]], ['commit'], ['resize', 3], ['draw']], 8), [[1]])\n    check('explicit sequence 8', solve([['commit'], ['abort'], ['draw']], 8), [[0, 1, 2, 3, 4, 5, 6, 7]])\n    check('explicit sequence 9', solve([['begin'], ['replace', []], ['commit'], ['draw']], 8), [[]])\n    check('explicit sequence 10', solve([['begin'], ['replace', []], ['commit'], ['begin'], ['add', [0]], ['commit'], ['draw']], 8), [[0]])\n    check('explicit sequence 11', solve([['begin'], ['replace', []], ['begin'], ['add', [0]], ['commit'], ['draw']], 8), [[0]])\n    check('explicit sequence 12', solve([['begin'], ['replace', [0]], ['commit'], ['begin'], ['add', [1]], ['commit'], ['draw']], 8), [[0, 1]])\n    check('explicit sequence 13', solve([['begin'], ['replace', [0]], ['commit'], ['begin'], ['subtract', [0]], ['abort'], ['draw']], 8), [[0]])\nprint(json.dumps({\"observations\": observations, \"passed\": all(x[\"passed\"] for x in observations)}, ensure_ascii=False))\nraise SystemExit(0 if all(x[\"passed\"] for x in observations) else 1)\n"}},"limitations":"Finite one-dimensional integer sample sets model coverage state only; no geometric intersection, memory layout, GPU or graphics-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.","method":"Deterministic executable model with adversarial boundary fixtures.","provenance":{"created_by":"Failure Map","dependencies":"Python standard library","family":"s3-raster-clipping-transactional-clip-edit-add-escape","generated_at":"2026-09-29T14:45:09.089630+00:00","license":"CC0-1.0","python":"3.12.14","seed":1,"split":"open-access"},"relevance":"Raster clip state can leak coverage across draws even when every individual region is valid.","root_cause":"Staged additions admit sample indices outside the render surface.","sha256":"fe68eb64951952b8322e876fa3c863c661d84057f1e6d6f041f3d8ea20a24f51","title":"Transactional clip edit: add escape · case 01","variant":1,"variant_policy":"Five numbered records share a model and may reuse boundary fixtures.","verified":true,"visibility":"public","verification":{"attempt":{"elapsed_ms":40.451,"exit_code":1,"observations":[{"actual":[[0,1,2,3],[1,2,3]],"check":"explicit sequence 0","expected":[[0,1,2,3],[1,2,3]],"passed":true},{"actual":[[2,3]],"check":"explicit sequence 1","expected":[[2,3]],"passed":true},{"actual":[[0,1,99]],"check":"explicit sequence 2","expected":[[0,1]],"passed":false},{"actual":[[2]],"check":"explicit sequence 3","expected":[[2]],"passed":true},{"actual":[[0,1,2,3]],"check":"explicit sequence 4","expected":[[0,1,2,3]],"passed":true},{"actual":[[1]],"check":"explicit sequence 5","expected":[[1]],"passed":true},{"actual":[[1]],"check":"explicit sequence 6","expected":[[1]],"passed":true},{"actual":[[1]],"check":"explicit sequence 7","expected":[[1]],"passed":true},{"actual":[[0,1,2,3]],"check":"explicit sequence 8","expected":[[0,1,2,3]],"passed":true},{"actual":[[]],"check":"explicit sequence 9","expected":[[]],"passed":true},{"actual":[[0]],"check":"explicit sequence 10","expected":[[0]],"passed":true},{"actual":[[0]],"check":"explicit sequence 11","expected":[[0]],"passed":true},{"actual":[[0,1]],"check":"explicit sequence 12","expected":[[0,1]],"passed":true},{"actual":[[0]],"check":"explicit sequence 13","expected":[[0]],"passed":true}],"passed":false,"stderr":"","stdout":"{\"observations\": [{\"check\": \"explicit sequence 0\", \"actual\": [[0, 1, 2, 3], [1, 2, 3]], \"expected\": [[0, 1, 2, 3], [1, 2, 3]], \"passed\": true}, {\"check\": \"explicit sequence 1\", \"actual\": [[2, 3]], \"expected\": [[2, 3]], \"passed\": true}, {\"check\": \"explicit sequence 2\", \"actual\": [[0, 1, 99]], \"expected\": [[0, 1]], \"passed\": false}, {\"check\": \"explicit sequence 3\", \"actual\": [[2]], \"expected\": [[2]], \"passed\": true}, {\"check\": \"explicit sequence 4\", \"actual\": [[0, 1, 2, 3]], \"expected\": [[0, 1, 2, 3]], \"passed\": true}, {\"check\": \"explicit sequence 5\", \"actual\": [[1]], \"expected\": [[1]], \"passed\": true}, {\"check\": \"explicit sequence 6\", \"actual\": [[1]], \"expected\": [[1]], \"passed\": true}, {\"check\": \"explicit sequence 7\", \"actual\": [[1]], \"expected\": [[1]], \"passed\": true}, {\"check\": \"explicit sequence 8\", \"actual\": [[0, 1, 2, 3]], \"expected\": [[0, 1, 2, 3]], \"passed\": true}, {\"check\": \"explicit sequence 9\", \"actual\": [[]], \"expected\": [[]], \"passed\": true}, {\"check\": \"explicit sequence 10\", \"actual\": [[0]], \"expected\": [[0]], \"passed\": true}, {\"check\": \"explicit sequence 11\", \"actual\": [[0]], \"expected\": [[0]], \"passed\": true}, {\"check\": \"explicit sequence 12\", \"actual\": [[0, 1]], \"expected\": [[0, 1]], \"passed\": true}, {\"check\": \"explicit sequence 13\", \"actual\": [[0]], \"expected\": [[0]], \"passed\": true}], \"passed\": false}\n"},"broken":{"elapsed_ms":42.29,"exit_code":1,"observations":[{"actual":[[0,1,2,3],[1,2,3]],"check":"explicit sequence 0","expected":[[0,1,2,3],[1,2,3]],"passed":true},{"actual":[[2,3]],"check":"explicit sequence 1","expected":[[2,3]],"passed":true},{"actual":[[-1,0,1,99]],"check":"explicit sequence 2","expected":[[0,1]],"passed":false},{"actual":[[2]],"check":"explicit sequence 3","expected":[[2]],"passed":true},{"actual":[[0,1,2,3]],"check":"explicit sequence 4","expected":[[0,1,2,3]],"passed":true},{"actual":[[1]],"check":"explicit sequence 5","expected":[[1]],"passed":true},{"actual":[[1]],"check":"explicit sequence 6","expected":[[1]],"passed":true},{"actual":[[1]],"check":"explicit sequence 7","expected":[[1]],"passed":true},{"actual":[[0,1,2,3]],"check":"explicit sequence 8","expected":[[0,1,2,3]],"passed":true},{"actual":[[]],"check":"explicit sequence 9","expected":[[]],"passed":true},{"actual":[[0]],"check":"explicit sequence 10","expected":[[0]],"passed":true},{"actual":[[0]],"check":"explicit sequence 11","expected":[[0]],"passed":true},{"actual":[[0,1]],"check":"explicit sequence 12","expected":[[0,1]],"passed":true},{"actual":[[0]],"check":"explicit sequence 13","expected":[[0]],"passed":true}],"passed":false,"stderr":"","stdout":"{\"observations\": [{\"check\": \"explicit sequence 0\", \"actual\": [[0, 1, 2, 3], [1, 2, 3]], \"expected\": [[0, 1, 2, 3], [1, 2, 3]], \"passed\": true}, {\"check\": \"explicit sequence 1\", \"actual\": [[2, 3]], \"expected\": [[2, 3]], \"passed\": true}, {\"check\": \"explicit sequence 2\", \"actual\": [[-1, 0, 1, 99]], \"expected\": [[0, 1]], \"passed\": false}, {\"check\": \"explicit sequence 3\", \"actual\": [[2]], \"expected\": [[2]], \"passed\": true}, {\"check\": \"explicit sequence 4\", \"actual\": [[0, 1, 2, 3]], \"expected\": [[0, 1, 2, 3]], \"passed\": true}, {\"check\": \"explicit sequence 5\", \"actual\": [[1]], \"expected\": [[1]], \"passed\": true}, {\"check\": \"explicit sequence 6\", \"actual\": [[1]], \"expected\": [[1]], \"passed\": true}, {\"check\": \"explicit sequence 7\", \"actual\": [[1]], \"expected\": [[1]], \"passed\": true}, {\"check\": \"explicit sequence 8\", \"actual\": [[0, 1, 2, 3]], \"expected\": [[0, 1, 2, 3]], \"passed\": true}, {\"check\": \"explicit sequence 9\", \"actual\": [[]], \"expected\": [[]], \"passed\": true}, {\"check\": \"explicit sequence 10\", \"actual\": [[0]], \"expected\": [[0]], \"passed\": true}, {\"check\": \"explicit sequence 11\", \"actual\": [[0]], \"expected\": [[0]], \"passed\": true}, {\"check\": \"explicit sequence 12\", \"actual\": [[0, 1]], \"expected\": [[0, 1]], \"passed\": true}, {\"check\": \"explicit sequence 13\", \"actual\": [[0]], \"expected\": [[0]], \"passed\": true}], \"passed\": false}\n"}},"member_only":{"stages":["fixed"],"fields":["implementations.fixed","verification.fixed","harness","repair"],"note":"The verified repair, its recorded checks, the repair description, and the scoring harness are available to members."}}