{"abstract":"Every decoded position is two frames behind the time at which the last quarter frame arrived.","category":"MIDI event timing","checks":8,"contract":"Input the data bytes of received quarter-frame messages. The last eight must carry piece numbers 0..7 (high nibble) in order; low nibbles give frames (pieces 0,1 as low/high nibble), seconds (2,3), minutes (4,5) and hours (6 low nibble, piece 7 bit 0 as hours bit 4); piece 7 bits 1-2 give the rate code (0: 24, 1: 25, 2: 30 drop, 3: 30 fps). The reported time is the decoded time plus 2 frames, carried into seconds, minutes and hours (mod 24). Return [h, m, s, f, rate_code] or None.","evaluation_group":"w2-midi-event-timing-mtc-quarter-frames","failed_approach":"Adding a single frame compensates only half of the assembly latency.","family":"w2-midi-event-timing-mtc-quarter-frames-transmission-latency","id":"FA-81816","implementations":{"attempt":{"sha256":"417e85751c106e4fff1854c0d6beba91e9b80546740b74ec4d49e89532624494","source":"\"\"\"Failure Map reference implementation. Python standard library only.\"\"\"\nimport json\n\nN = 1\nobservations = []\ndef solve(x):\n    if not isinstance(x, list) or len(x) < 8:\n        return None\n    last8 = x[-8:]\n    if [b >> 4 for b in last8] != list(range(8)):\n        return None\n    nib = [b & 0x0F for b in last8]\n    frames = nib[0] | (nib[1] << 4)\n    secs = nib[2] | (nib[3] << 4)\n    mins = nib[4] | (nib[5] << 4)\n    hours = nib[6] | ((nib[7] & 0x1) << 4)\n    rate = (nib[7] >> 1) & 0x3\n    fps = [24, 25, 30, 30][rate]\n    frames += 1\n    secs += frames // fps\n    frames %= fps\n    mins += secs // 60\n    secs %= 60\n    hours = (hours + mins // 60) % 24\n    mins %= 60\n    return [hours, mins, secs, frames, rate]\ndef check(label, actual, expected):\n    observations.append({\"check\": label, \"actual\": actual, \"expected\": expected, \"passed\": actual == expected})\nfixtures = [[([0, 16, 32, 48, 64, 80, 96, 112], [0, 0, 0, 2, 0]), ([5, 17, 32, 48, 64, 80, 96, 114], [0, 0, 0, 23, 1]), ([4, 16, 35, 48, 66, 80, 97, 114], [1, 2, 3, 6, 1]), ([10, 16, 47, 48, 78, 81, 97, 117], [17, 30, 15, 12, 2]), ([0, 16, 32, 48, 64, 80, 100, 119], [20, 0, 0, 2, 3]), ([7, 17, 43, 51, 75, 83, 103, 113], [0, 0, 0, 1, 0]), ([0, 16, 32, 48, 64, 80, 96], None), ([16, 32, 48, 64, 80, 96, 112, 0], None)], [([5, 17, 32, 48, 64, 80, 96, 114], [0, 0, 0, 23, 1]), ([4, 16, 35, 48, 66, 80, 97, 114], [1, 2, 3, 6, 1]), ([10, 16, 47, 48, 78, 81, 97, 117], [17, 30, 15, 12, 2]), ([0, 16, 32, 48, 64, 80, 100, 119], [20, 0, 0, 2, 3]), ([7, 17, 43, 51, 75, 83, 103, 113], [0, 0, 0, 1, 0]), ([12, 17, 43, 51, 75, 83, 103, 119], [0, 0, 0, 0, 3]), ([8, 17, 43, 51, 75, 83, 97, 114], [2, 0, 0, 1, 1]), ([7, 16, 38, 48, 69, 80, 96, 115], [16, 5, 6, 9, 1])], [([4, 16, 35, 48, 66, 80, 97, 114], [1, 2, 3, 6, 1]), ([0, 16, 32, 48, 64, 80, 100, 119], [20, 0, 0, 2, 3]), ([7, 17, 43, 51, 75, 83, 103, 113], [0, 0, 0, 1, 0]), ([12, 17, 43, 51, 75, 83, 103, 119], [0, 0, 0, 0, 3]), ([8, 17, 43, 51, 75, 83, 97, 114], [2, 0, 0, 1, 1]), ([7, 16, 38, 48, 69, 80, 96, 115], [16, 5, 6, 9, 1]), ([13, 17, 43, 51, 64, 80, 99, 117], [19, 1, 0, 1, 2]), ([6, 17, 43, 51, 75, 83, 102, 113], [23, 0, 0, 0, 0])], [([10, 16, 47, 48, 78, 81, 97, 117], [17, 30, 15, 12, 2]), ([7, 17, 43, 51, 75, 83, 103, 113], [0, 0, 0, 1, 0]), ([12, 17, 43, 51, 75, 83, 103, 119], [0, 0, 0, 0, 3]), ([8, 17, 43, 51, 75, 83, 97, 114], [2, 0, 0, 1, 1]), ([7, 16, 38, 48, 69, 80, 96, 115], [16, 5, 6, 9, 1]), ([13, 17, 43, 51, 64, 80, 99, 117], [19, 1, 0, 1, 2]), ([6, 17, 43, 51, 75, 83, 102, 113], [23, 0, 0, 0, 0]), ([4, 17, 40, 51, 66, 82, 108, 118], [12, 34, 56, 22, 3])], [([0, 16, 32, 48, 64, 80, 100, 119], [20, 0, 0, 2, 3]), ([12, 17, 43, 51, 75, 83, 103, 119], [0, 0, 0, 0, 3]), ([8, 17, 43, 51, 75, 83, 97, 114], [2, 0, 0, 1, 1]), ([6, 17, 43, 51, 75, 83, 102, 113], [23, 0, 0, 0, 0]), ([4, 17, 40, 51, 66, 82, 108, 118], [12, 34, 56, 22, 3]), ([3, 0, 16, 32, 48, 64, 80, 98, 112], [2, 0, 0, 2, 0]), ([8, 17, 43, 51, 75, 83, 103, 115], [0, 0, 0, 1, 1]), ([9, 16, 41, 48, 73, 80, 105, 112], [9, 9, 9, 11, 0])]]\nfor i, (args, expected) in enumerate(fixtures[N-1]):\n    check(\"oracle %d\" % i, solve(args), expected)\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":"167bcec7084ac89da250c0ea41b011370246d263fea3e0882d2c970653d1bf5b","source":"\"\"\"Failure Map reference implementation. Python standard library only.\"\"\"\nimport json\n\nN = 1\nobservations = []\ndef solve(x):\n    if not isinstance(x, list) or len(x) < 8:\n        return None\n    last8 = x[-8:]\n    if [b >> 4 for b in last8] != list(range(8)):\n        return None\n    nib = [b & 0x0F for b in last8]\n    frames = nib[0] | (nib[1] << 4)\n    secs = nib[2] | (nib[3] << 4)\n    mins = nib[4] | (nib[5] << 4)\n    hours = nib[6] | ((nib[7] & 0x1) << 4)\n    rate = (nib[7] >> 1) & 0x3\n    fps = [24, 25, 30, 30][rate]\n    secs += frames // fps\n    frames %= fps\n    mins += secs // 60\n    secs %= 60\n    hours = (hours + mins // 60) % 24\n    mins %= 60\n    return [hours, mins, secs, frames, rate]\ndef check(label, actual, expected):\n    observations.append({\"check\": label, \"actual\": actual, \"expected\": expected, \"passed\": actual == expected})\nfixtures = [[([0, 16, 32, 48, 64, 80, 96, 112], [0, 0, 0, 2, 0]), ([5, 17, 32, 48, 64, 80, 96, 114], [0, 0, 0, 23, 1]), ([4, 16, 35, 48, 66, 80, 97, 114], [1, 2, 3, 6, 1]), ([10, 16, 47, 48, 78, 81, 97, 117], [17, 30, 15, 12, 2]), ([0, 16, 32, 48, 64, 80, 100, 119], [20, 0, 0, 2, 3]), ([7, 17, 43, 51, 75, 83, 103, 113], [0, 0, 0, 1, 0]), ([0, 16, 32, 48, 64, 80, 96], None), ([16, 32, 48, 64, 80, 96, 112, 0], None)], [([5, 17, 32, 48, 64, 80, 96, 114], [0, 0, 0, 23, 1]), ([4, 16, 35, 48, 66, 80, 97, 114], [1, 2, 3, 6, 1]), ([10, 16, 47, 48, 78, 81, 97, 117], [17, 30, 15, 12, 2]), ([0, 16, 32, 48, 64, 80, 100, 119], [20, 0, 0, 2, 3]), ([7, 17, 43, 51, 75, 83, 103, 113], [0, 0, 0, 1, 0]), ([12, 17, 43, 51, 75, 83, 103, 119], [0, 0, 0, 0, 3]), ([8, 17, 43, 51, 75, 83, 97, 114], [2, 0, 0, 1, 1]), ([7, 16, 38, 48, 69, 80, 96, 115], [16, 5, 6, 9, 1])], [([4, 16, 35, 48, 66, 80, 97, 114], [1, 2, 3, 6, 1]), ([0, 16, 32, 48, 64, 80, 100, 119], [20, 0, 0, 2, 3]), ([7, 17, 43, 51, 75, 83, 103, 113], [0, 0, 0, 1, 0]), ([12, 17, 43, 51, 75, 83, 103, 119], [0, 0, 0, 0, 3]), ([8, 17, 43, 51, 75, 83, 97, 114], [2, 0, 0, 1, 1]), ([7, 16, 38, 48, 69, 80, 96, 115], [16, 5, 6, 9, 1]), ([13, 17, 43, 51, 64, 80, 99, 117], [19, 1, 0, 1, 2]), ([6, 17, 43, 51, 75, 83, 102, 113], [23, 0, 0, 0, 0])], [([10, 16, 47, 48, 78, 81, 97, 117], [17, 30, 15, 12, 2]), ([7, 17, 43, 51, 75, 83, 103, 113], [0, 0, 0, 1, 0]), ([12, 17, 43, 51, 75, 83, 103, 119], [0, 0, 0, 0, 3]), ([8, 17, 43, 51, 75, 83, 97, 114], [2, 0, 0, 1, 1]), ([7, 16, 38, 48, 69, 80, 96, 115], [16, 5, 6, 9, 1]), ([13, 17, 43, 51, 64, 80, 99, 117], [19, 1, 0, 1, 2]), ([6, 17, 43, 51, 75, 83, 102, 113], [23, 0, 0, 0, 0]), ([4, 17, 40, 51, 66, 82, 108, 118], [12, 34, 56, 22, 3])], [([0, 16, 32, 48, 64, 80, 100, 119], [20, 0, 0, 2, 3]), ([12, 17, 43, 51, 75, 83, 103, 119], [0, 0, 0, 0, 3]), ([8, 17, 43, 51, 75, 83, 97, 114], [2, 0, 0, 1, 1]), ([6, 17, 43, 51, 75, 83, 102, 113], [23, 0, 0, 0, 0]), ([4, 17, 40, 51, 66, 82, 108, 118], [12, 34, 56, 22, 3]), ([3, 0, 16, 32, 48, 64, 80, 98, 112], [2, 0, 0, 2, 0]), ([8, 17, 43, 51, 75, 83, 103, 115], [0, 0, 0, 1, 1]), ([9, 16, 41, 48, 73, 80, 105, 112], [9, 9, 9, 11, 0])]]\nfor i, (args, expected) in enumerate(fixtures[N-1]):\n    check(\"oracle %d\" % i, solve(args), expected)\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"},"fixed":{"sha256":"2371afe953693f3c332c00021ed70bfb0a37cc6964b333365bb819dc75accde2","source":"\"\"\"Failure Map reference implementation. Python standard library only.\"\"\"\nimport json\n\nN = 1\nobservations = []\ndef solve(x):\n    if not isinstance(x, list) or len(x) < 8:\n        return None\n    last8 = x[-8:]\n    if [b >> 4 for b in last8] != list(range(8)):\n        return None\n    nib = [b & 0x0F for b in last8]\n    frames = nib[0] | (nib[1] << 4)\n    secs = nib[2] | (nib[3] << 4)\n    mins = nib[4] | (nib[5] << 4)\n    hours = nib[6] | ((nib[7] & 0x1) << 4)\n    rate = (nib[7] >> 1) & 0x3\n    fps = [24, 25, 30, 30][rate]\n    frames += 2\n    secs += frames // fps\n    frames %= fps\n    mins += secs // 60\n    secs %= 60\n    hours = (hours + mins // 60) % 24\n    mins %= 60\n    return [hours, mins, secs, frames, rate]\ndef check(label, actual, expected):\n    observations.append({\"check\": label, \"actual\": actual, \"expected\": expected, \"passed\": actual == expected})\nfixtures = [[([0, 16, 32, 48, 64, 80, 96, 112], [0, 0, 0, 2, 0]), ([5, 17, 32, 48, 64, 80, 96, 114], [0, 0, 0, 23, 1]), ([4, 16, 35, 48, 66, 80, 97, 114], [1, 2, 3, 6, 1]), ([10, 16, 47, 48, 78, 81, 97, 117], [17, 30, 15, 12, 2]), ([0, 16, 32, 48, 64, 80, 100, 119], [20, 0, 0, 2, 3]), ([7, 17, 43, 51, 75, 83, 103, 113], [0, 0, 0, 1, 0]), ([0, 16, 32, 48, 64, 80, 96], None), ([16, 32, 48, 64, 80, 96, 112, 0], None)], [([5, 17, 32, 48, 64, 80, 96, 114], [0, 0, 0, 23, 1]), ([4, 16, 35, 48, 66, 80, 97, 114], [1, 2, 3, 6, 1]), ([10, 16, 47, 48, 78, 81, 97, 117], [17, 30, 15, 12, 2]), ([0, 16, 32, 48, 64, 80, 100, 119], [20, 0, 0, 2, 3]), ([7, 17, 43, 51, 75, 83, 103, 113], [0, 0, 0, 1, 0]), ([12, 17, 43, 51, 75, 83, 103, 119], [0, 0, 0, 0, 3]), ([8, 17, 43, 51, 75, 83, 97, 114], [2, 0, 0, 1, 1]), ([7, 16, 38, 48, 69, 80, 96, 115], [16, 5, 6, 9, 1])], [([4, 16, 35, 48, 66, 80, 97, 114], [1, 2, 3, 6, 1]), ([0, 16, 32, 48, 64, 80, 100, 119], [20, 0, 0, 2, 3]), ([7, 17, 43, 51, 75, 83, 103, 113], [0, 0, 0, 1, 0]), ([12, 17, 43, 51, 75, 83, 103, 119], [0, 0, 0, 0, 3]), ([8, 17, 43, 51, 75, 83, 97, 114], [2, 0, 0, 1, 1]), ([7, 16, 38, 48, 69, 80, 96, 115], [16, 5, 6, 9, 1]), ([13, 17, 43, 51, 64, 80, 99, 117], [19, 1, 0, 1, 2]), ([6, 17, 43, 51, 75, 83, 102, 113], [23, 0, 0, 0, 0])], [([10, 16, 47, 48, 78, 81, 97, 117], [17, 30, 15, 12, 2]), ([7, 17, 43, 51, 75, 83, 103, 113], [0, 0, 0, 1, 0]), ([12, 17, 43, 51, 75, 83, 103, 119], [0, 0, 0, 0, 3]), ([8, 17, 43, 51, 75, 83, 97, 114], [2, 0, 0, 1, 1]), ([7, 16, 38, 48, 69, 80, 96, 115], [16, 5, 6, 9, 1]), ([13, 17, 43, 51, 64, 80, 99, 117], [19, 1, 0, 1, 2]), ([6, 17, 43, 51, 75, 83, 102, 113], [23, 0, 0, 0, 0]), ([4, 17, 40, 51, 66, 82, 108, 118], [12, 34, 56, 22, 3])], [([0, 16, 32, 48, 64, 80, 100, 119], [20, 0, 0, 2, 3]), ([12, 17, 43, 51, 75, 83, 103, 119], [0, 0, 0, 0, 3]), ([8, 17, 43, 51, 75, 83, 97, 114], [2, 0, 0, 1, 1]), ([6, 17, 43, 51, 75, 83, 102, 113], [23, 0, 0, 0, 0]), ([4, 17, 40, 51, 66, 82, 108, 118], [12, 34, 56, 22, 3]), ([3, 0, 16, 32, 48, 64, 80, 98, 112], [2, 0, 0, 2, 0]), ([8, 17, 43, 51, 75, 83, 103, 115], [0, 0, 0, 1, 1]), ([9, 16, 41, 48, 73, 80, 105, 112], [9, 9, 9, 11, 0])]]\nfor i, (args, expected) in enumerate(fixtures[N-1]):\n    check(\"oracle %d\" % i, solve(args), expected)\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":"A deterministic bounded teaching model with a stipulated toy contract; it is not a complete Standard MIDI File or MIDI 1.0/2.0 implementation. 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":"w2-midi-event-timing-mtc-quarter-frames-transmission-latency","generated_at":"2026-09-29T14:50:06.385880+00:00","license":"CC0-1.0","python":"3.12.14","seed":1,"split":"open-access"},"relevance":"MIDI sequencers, file readers and synth drivers depend on exact event ordering and tick/time arithmetic.","repair":"Restore the transmission latency step so that it reads `frames += 2`.","root_cause":"The two-frame delay inherent in assembling eight quarter frames is not added.","sha256":"c7b06e49ba4c218be6536237857b1d5de51a7a2f82602c39c543db0eae66be5a","title":"MIDI Time Code quarter-frame assembly: two-frame assembly latency not compensated · case 01","variant":1,"variant_policy":"Five numbered records share a model and may reuse boundary fixtures.","verification":{"attempt":{"elapsed_ms":41.766,"exit_code":1,"observations":[{"actual":[0,0,0,1,0],"check":"oracle 0","expected":[0,0,0,2,0],"passed":false},{"actual":[0,0,0,22,1],"check":"oracle 1","expected":[0,0,0,23,1],"passed":false},{"actual":[1,2,3,5,1],"check":"oracle 2","expected":[1,2,3,6,1],"passed":false},{"actual":[17,30,15,11,2],"check":"oracle 3","expected":[17,30,15,12,2],"passed":false},{"actual":[20,0,0,1,3],"check":"oracle 4","expected":[20,0,0,2,3],"passed":false},{"actual":[0,0,0,0,0],"check":"oracle 5","expected":[0,0,0,1,0],"passed":false},{"actual":null,"check":"oracle 6","expected":null,"passed":true},{"actual":null,"check":"oracle 7","expected":null,"passed":true}],"passed":false,"stderr":"","stdout":"{\"observations\": [{\"check\": \"oracle 0\", \"actual\": [0, 0, 0, 1, 0], \"expected\": [0, 0, 0, 2, 0], \"passed\": false}, {\"check\": \"oracle 1\", \"actual\": [0, 0, 0, 22, 1], \"expected\": [0, 0, 0, 23, 1], \"passed\": false}, {\"check\": \"oracle 2\", \"actual\": [1, 2, 3, 5, 1], \"expected\": [1, 2, 3, 6, 1], \"passed\": false}, {\"check\": \"oracle 3\", \"actual\": [17, 30, 15, 11, 2], \"expected\": [17, 30, 15, 12, 2], \"passed\": false}, {\"check\": \"oracle 4\", \"actual\": [20, 0, 0, 1, 3], \"expected\": [20, 0, 0, 2, 3], \"passed\": false}, {\"check\": \"oracle 5\", \"actual\": [0, 0, 0, 0, 0], \"expected\": [0, 0, 0, 1, 0], \"passed\": false}, {\"check\": \"oracle 6\", \"actual\": null, \"expected\": null, \"passed\": true}, {\"check\": \"oracle 7\", \"actual\": null, \"expected\": null, \"passed\": true}], \"passed\": false}\n"},"broken":{"elapsed_ms":40.754,"exit_code":1,"observations":[{"actual":[0,0,0,0,0],"check":"oracle 0","expected":[0,0,0,2,0],"passed":false},{"actual":[0,0,0,21,1],"check":"oracle 1","expected":[0,0,0,23,1],"passed":false},{"actual":[1,2,3,4,1],"check":"oracle 2","expected":[1,2,3,6,1],"passed":false},{"actual":[17,30,15,10,2],"check":"oracle 3","expected":[17,30,15,12,2],"passed":false},{"actual":[20,0,0,0,3],"check":"oracle 4","expected":[20,0,0,2,3],"passed":false},{"actual":[23,59,59,23,0],"check":"oracle 5","expected":[0,0,0,1,0],"passed":false},{"actual":null,"check":"oracle 6","expected":null,"passed":true},{"actual":null,"check":"oracle 7","expected":null,"passed":true}],"passed":false,"stderr":"","stdout":"{\"observations\": [{\"check\": \"oracle 0\", \"actual\": [0, 0, 0, 0, 0], \"expected\": [0, 0, 0, 2, 0], \"passed\": false}, {\"check\": \"oracle 1\", \"actual\": [0, 0, 0, 21, 1], \"expected\": [0, 0, 0, 23, 1], \"passed\": false}, {\"check\": \"oracle 2\", \"actual\": [1, 2, 3, 4, 1], \"expected\": [1, 2, 3, 6, 1], \"passed\": false}, {\"check\": \"oracle 3\", \"actual\": [17, 30, 15, 10, 2], \"expected\": [17, 30, 15, 12, 2], \"passed\": false}, {\"check\": \"oracle 4\", \"actual\": [20, 0, 0, 0, 3], \"expected\": [20, 0, 0, 2, 3], \"passed\": false}, {\"check\": \"oracle 5\", \"actual\": [23, 59, 59, 23, 0], \"expected\": [0, 0, 0, 1, 0], \"passed\": false}, {\"check\": \"oracle 6\", \"actual\": null, \"expected\": null, \"passed\": true}, {\"check\": \"oracle 7\", \"actual\": null, \"expected\": null, \"passed\": true}], \"passed\": false}\n"},"fixed":{"elapsed_ms":37.29,"exit_code":0,"observations":[{"actual":[0,0,0,2,0],"check":"oracle 0","expected":[0,0,0,2,0],"passed":true},{"actual":[0,0,0,23,1],"check":"oracle 1","expected":[0,0,0,23,1],"passed":true},{"actual":[1,2,3,6,1],"check":"oracle 2","expected":[1,2,3,6,1],"passed":true},{"actual":[17,30,15,12,2],"check":"oracle 3","expected":[17,30,15,12,2],"passed":true},{"actual":[20,0,0,2,3],"check":"oracle 4","expected":[20,0,0,2,3],"passed":true},{"actual":[0,0,0,1,0],"check":"oracle 5","expected":[0,0,0,1,0],"passed":true},{"actual":null,"check":"oracle 6","expected":null,"passed":true},{"actual":null,"check":"oracle 7","expected":null,"passed":true}],"passed":true,"stderr":"","stdout":"{\"observations\": [{\"check\": \"oracle 0\", \"actual\": [0, 0, 0, 2, 0], \"expected\": [0, 0, 0, 2, 0], \"passed\": true}, {\"check\": \"oracle 1\", \"actual\": [0, 0, 0, 23, 1], \"expected\": [0, 0, 0, 23, 1], \"passed\": true}, {\"check\": \"oracle 2\", \"actual\": [1, 2, 3, 6, 1], \"expected\": [1, 2, 3, 6, 1], \"passed\": true}, {\"check\": \"oracle 3\", \"actual\": [17, 30, 15, 12, 2], \"expected\": [17, 30, 15, 12, 2], \"passed\": true}, {\"check\": \"oracle 4\", \"actual\": [20, 0, 0, 2, 3], \"expected\": [20, 0, 0, 2, 3], \"passed\": true}, {\"check\": \"oracle 5\", \"actual\": [0, 0, 0, 1, 0], \"expected\": [0, 0, 0, 1, 0], \"passed\": true}, {\"check\": \"oracle 6\", \"actual\": null, \"expected\": null, \"passed\": true}, {\"check\": \"oracle 7\", \"actual\": null, \"expected\": null, \"passed\": true}], \"passed\": true}\n"}},"verified":true,"visibility":"public"}