{"abstract":"The permitted speed is supervised against the danger point rather than the margin-reduced target.","category":"Railway interlocking logic","checks":8,"contract":"Permitted speed at the train is sqrt(vt^2 + 2*a*d) with vt the target speed in m/s, a = decel_cms2/100 m/s^2 and d = max(distance - safety margin, 0); convert back to km/h, truncate to an integer (never round up) and cap at line speed. Action is brake if speed > permitted + brake margin, else warning if speed > permitted + warn margin, else none.","evaluation_group":"w2-railway_interlocking_logic-atp-braking-curve","failed_approach":"Deducting only half the margin still overstates the braking distance.","family":"w2-railway_interlocking_logic-atp-braking-curve-safety-margin","id":"FA-67061","implementations":{"attempt":{"sha256":"27bbd3a0721a92d4a936ea26d7c96ebac802a6a2fb77d6cfd105cf5fb5d1581b","source":"\"\"\"Failure Map reference implementation. Python standard library only.\"\"\"\nimport json\nimport math\nN = 1\nobservations = []\ndef solve(x):\n    vt = x['target_kmh'] / 3.6\n    d = max(x['distance_m'], 0) - x['safety_margin_m'] // 2\n    a = x['decel_cms2'] / 100\n    vp = math.sqrt(vt * vt + 2 * a * d) * 3.6\n    permitted = min(int(vp), x['line_kmh'])\n    v = x['speed_kmh']\n    if v > permitted + x['brake_margin_kmh']:\n        action = 'brake'\n    elif v > permitted + x['warn_margin_kmh']:\n        action = 'warning'\n    else:\n        action = 'none'\n    return {'permitted': permitted, 'action': action}\ndef check(label, actual, expected):\n    observations.append({\"check\": label, \"actual\": actual, \"expected\": expected, \"passed\": actual == expected})\nfixtures = [[('regression: stop target inside the margin', {'target_kmh': 0, 'distance_m': 40, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 10, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 0, 'action': 'warning'}), ('sampled regression 4', {'target_kmh': 0, 'distance_m': 100, 'safety_margin_m': 20, 'decel_cms2': 100, 'line_kmh': 80, 'speed_kmh': 136, 'warn_margin_kmh': 5, 'brake_margin_kmh': 15}, {'permitted': 45, 'action': 'brake'}), ('boundary: target speed release', {'target_kmh': 40, 'distance_m': 0, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 44, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 40, 'action': 'none'}), ('regression: curve below line speed', {'target_kmh': 0, 'distance_m': 600, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 100, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 99, 'action': 'none'}), ('boundary: curve above line speed', {'target_kmh': 0, 'distance_m': 2500, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 120, 'speed_kmh': 150, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 120, 'action': 'brake'}), ('control 1', {'target_kmh': 0, 'distance_m': 0, 'safety_margin_m': 0, 'decel_cms2': 100, 'line_kmh': 160, 'speed_kmh': 139, 'warn_margin_kmh': 5, 'brake_margin_kmh': 15}, {'permitted': 0, 'action': 'brake'}), ('control 7', {'target_kmh': 40, 'distance_m': 2500, 'safety_margin_m': 20, 'decel_cms2': 50, 'line_kmh': 160, 'speed_kmh': 59, 'warn_margin_kmh': 3, 'brake_margin_kmh': 10}, {'permitted': 160, 'action': 'none'}), ('sampled regression 10', {'target_kmh': 20, 'distance_m': 40, 'safety_margin_m': 20, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 33, 'warn_margin_kmh': 5, 'brake_margin_kmh': 15}, {'permitted': 27, 'action': 'warning'})], [('regression: curve below line speed', {'target_kmh': 0, 'distance_m': 600, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 100, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 99, 'action': 'none'}), ('boundary: target speed release', {'target_kmh': 40, 'distance_m': 0, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 44, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 40, 'action': 'none'}), ('sampled regression 19', {'target_kmh': 0, 'distance_m': 40, 'safety_margin_m': 50, 'decel_cms2': 100, 'line_kmh': 160, 'speed_kmh': 17, 'warn_margin_kmh': 3, 'brake_margin_kmh': 15}, {'permitted': 0, 'action': 'brake'}), ('sampled regression 2', {'target_kmh': 0, 'distance_m': 250, 'safety_margin_m': 50, 'decel_cms2': 50, 'line_kmh': 160, 'speed_kmh': 122, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 50, 'action': 'brake'}), ('boundary: curve above line speed', {'target_kmh': 0, 'distance_m': 2500, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 120, 'speed_kmh': 150, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 120, 'action': 'brake'}), ('sampled regression 12', {'target_kmh': 40, 'distance_m': 600, 'safety_margin_m': 20, 'decel_cms2': 100, 'line_kmh': 160, 'speed_kmh': 133, 'warn_margin_kmh': 3, 'brake_margin_kmh': 15}, {'permitted': 128, 'action': 'warning'}), ('sampled regression 15', {'target_kmh': 0, 'distance_m': 600, 'safety_margin_m': 20, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 43, 'warn_margin_kmh': 3, 'brake_margin_kmh': 10}, {'permitted': 102, 'action': 'none'}), ('control 18', {'target_kmh': 60, 'distance_m': 1200, 'safety_margin_m': 20, 'decel_cms2': 70, 'line_kmh': 120, 'speed_kmh': 6, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 120, 'action': 'none'})], [('regression: stop target inside the margin', {'target_kmh': 0, 'distance_m': 40, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 10, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 0, 'action': 'warning'}), ('regression: curve below line speed', {'target_kmh': 0, 'distance_m': 600, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 100, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 99, 'action': 'none'}), ('sampled regression 42', {'target_kmh': 40, 'distance_m': 40, 'safety_margin_m': 20, 'decel_cms2': 50, 'line_kmh': 160, 'speed_kmh': 115, 'warn_margin_kmh': 5, 'brake_margin_kmh': 8}, {'permitted': 43, 'action': 'brake'}), ('sampled regression 11', {'target_kmh': 0, 'distance_m': 250, 'safety_margin_m': 20, 'decel_cms2': 100, 'line_kmh': 120, 'speed_kmh': 158, 'warn_margin_kmh': 5, 'brake_margin_kmh': 15}, {'permitted': 77, 'action': 'brake'}), ('boundary: warning boundary', {'target_kmh': 40, 'distance_m': 0, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 45, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 40, 'action': 'none'}), ('sampled regression 23', {'target_kmh': 60, 'distance_m': 100, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 80, 'speed_kmh': 13, 'warn_margin_kmh': 5, 'brake_margin_kmh': 8}, {'permitted': 67, 'action': 'none'}), ('control 26', {'target_kmh': 60, 'distance_m': 2500, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 86, 'warn_margin_kmh': 3, 'brake_margin_kmh': 10}, {'permitted': 160, 'action': 'none'}), ('control 29', {'target_kmh': 0, 'distance_m': 250, 'safety_margin_m': 0, 'decel_cms2': 70, 'line_kmh': 120, 'speed_kmh': 4, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 67, 'action': 'none'})], [('regression: curve below line speed', {'target_kmh': 0, 'distance_m': 600, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 100, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 99, 'action': 'none'}), ('boundary: warning boundary', {'target_kmh': 40, 'distance_m': 0, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 45, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 40, 'action': 'none'}), ('sampled regression 54', {'target_kmh': 60, 'distance_m': 1200, 'safety_margin_m': 20, 'decel_cms2': 50, 'line_kmh': 160, 'speed_kmh': 118, 'warn_margin_kmh': 3, 'brake_margin_kmh': 8}, {'permitted': 137, 'action': 'none'}), ('sampled regression 23', {'target_kmh': 60, 'distance_m': 100, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 80, 'speed_kmh': 13, 'warn_margin_kmh': 5, 'brake_margin_kmh': 8}, {'permitted': 67, 'action': 'none'}), ('boundary: between warning and brake', {'target_kmh': 40, 'distance_m': 0, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 48, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 40, 'action': 'warning'}), ('control 34', {'target_kmh': 0, 'distance_m': 0, 'safety_margin_m': 0, 'decel_cms2': 70, 'line_kmh': 120, 'speed_kmh': 96, 'warn_margin_kmh': 5, 'brake_margin_kmh': 15}, {'permitted': 0, 'action': 'brake'}), ('control 37', {'target_kmh': 20, 'distance_m': 2500, 'safety_margin_m': 20, 'decel_cms2': 70, 'line_kmh': 80, 'speed_kmh': 168, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 80, 'action': 'brake'}), ('control 41', {'target_kmh': 40, 'distance_m': 600, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 80, 'speed_kmh': 61, 'warn_margin_kmh': 5, 'brake_margin_kmh': 8}, {'permitted': 80, 'action': 'none'})], [('regression: stop target inside the margin', {'target_kmh': 0, 'distance_m': 40, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 10, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 0, 'action': 'warning'}), ('boundary: brake boundary', {'target_kmh': 40, 'distance_m': 0, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 50, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 40, 'action': 'warning'}), ('sampled regression 70', {'target_kmh': 0, 'distance_m': 100, 'safety_margin_m': 20, 'decel_cms2': 100, 'line_kmh': 80, 'speed_kmh': 42, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 45, 'action': 'none'}), ('sampled regression 40', {'target_kmh': 0, 'distance_m': 600, 'safety_margin_m': 50, 'decel_cms2': 50, 'line_kmh': 160, 'speed_kmh': 70, 'warn_margin_kmh': 5, 'brake_margin_kmh': 15}, {'permitted': 84, 'action': 'none'}), ('boundary: target speed release', {'target_kmh': 40, 'distance_m': 0, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 44, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 40, 'action': 'none'}), ('sampled regression 46', {'target_kmh': 0, 'distance_m': 100, 'safety_margin_m': 20, 'decel_cms2': 100, 'line_kmh': 120, 'speed_kmh': 73, 'warn_margin_kmh': 5, 'brake_margin_kmh': 15}, {'permitted': 45, 'action': 'brake'}), ('control 49', {'target_kmh': 0, 'distance_m': 2500, 'safety_margin_m': 50, 'decel_cms2': 50, 'line_kmh': 160, 'speed_kmh': 148, 'warn_margin_kmh': 5, 'brake_margin_kmh': 15}, {'permitted': 160, 'action': 'none'}), ('control 52', {'target_kmh': 40, 'distance_m': 250, 'safety_margin_m': 20, 'decel_cms2': 100, 'line_kmh': 80, 'speed_kmh': 50, 'warn_margin_kmh': 3, 'brake_margin_kmh': 10}, {'permitted': 80, 'action': 'none'})]]\nfor label, args, expected in fixtures[N-1]:\n    check(label, 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":"a15407567bd6d8fd6f2bfea098cba534ad976d272b85cc62eb5a22c3d4036c34","source":"\"\"\"Failure Map reference implementation. Python standard library only.\"\"\"\nimport json\nimport math\nN = 1\nobservations = []\ndef solve(x):\n    vt = x['target_kmh'] / 3.6\n    d = x['distance_m']\n    a = x['decel_cms2'] / 100\n    vp = math.sqrt(vt * vt + 2 * a * d) * 3.6\n    permitted = min(int(vp), x['line_kmh'])\n    v = x['speed_kmh']\n    if v > permitted + x['brake_margin_kmh']:\n        action = 'brake'\n    elif v > permitted + x['warn_margin_kmh']:\n        action = 'warning'\n    else:\n        action = 'none'\n    return {'permitted': permitted, 'action': action}\ndef check(label, actual, expected):\n    observations.append({\"check\": label, \"actual\": actual, \"expected\": expected, \"passed\": actual == expected})\nfixtures = [[('regression: stop target inside the margin', {'target_kmh': 0, 'distance_m': 40, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 10, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 0, 'action': 'warning'}), ('sampled regression 4', {'target_kmh': 0, 'distance_m': 100, 'safety_margin_m': 20, 'decel_cms2': 100, 'line_kmh': 80, 'speed_kmh': 136, 'warn_margin_kmh': 5, 'brake_margin_kmh': 15}, {'permitted': 45, 'action': 'brake'}), ('boundary: target speed release', {'target_kmh': 40, 'distance_m': 0, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 44, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 40, 'action': 'none'}), ('regression: curve below line speed', {'target_kmh': 0, 'distance_m': 600, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 100, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 99, 'action': 'none'}), ('boundary: curve above line speed', {'target_kmh': 0, 'distance_m': 2500, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 120, 'speed_kmh': 150, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 120, 'action': 'brake'}), ('control 1', {'target_kmh': 0, 'distance_m': 0, 'safety_margin_m': 0, 'decel_cms2': 100, 'line_kmh': 160, 'speed_kmh': 139, 'warn_margin_kmh': 5, 'brake_margin_kmh': 15}, {'permitted': 0, 'action': 'brake'}), ('control 7', {'target_kmh': 40, 'distance_m': 2500, 'safety_margin_m': 20, 'decel_cms2': 50, 'line_kmh': 160, 'speed_kmh': 59, 'warn_margin_kmh': 3, 'brake_margin_kmh': 10}, {'permitted': 160, 'action': 'none'}), ('sampled regression 10', {'target_kmh': 20, 'distance_m': 40, 'safety_margin_m': 20, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 33, 'warn_margin_kmh': 5, 'brake_margin_kmh': 15}, {'permitted': 27, 'action': 'warning'})], [('regression: curve below line speed', {'target_kmh': 0, 'distance_m': 600, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 100, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 99, 'action': 'none'}), ('boundary: target speed release', {'target_kmh': 40, 'distance_m': 0, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 44, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 40, 'action': 'none'}), ('sampled regression 19', {'target_kmh': 0, 'distance_m': 40, 'safety_margin_m': 50, 'decel_cms2': 100, 'line_kmh': 160, 'speed_kmh': 17, 'warn_margin_kmh': 3, 'brake_margin_kmh': 15}, {'permitted': 0, 'action': 'brake'}), ('sampled regression 2', {'target_kmh': 0, 'distance_m': 250, 'safety_margin_m': 50, 'decel_cms2': 50, 'line_kmh': 160, 'speed_kmh': 122, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 50, 'action': 'brake'}), ('boundary: curve above line speed', {'target_kmh': 0, 'distance_m': 2500, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 120, 'speed_kmh': 150, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 120, 'action': 'brake'}), ('sampled regression 12', {'target_kmh': 40, 'distance_m': 600, 'safety_margin_m': 20, 'decel_cms2': 100, 'line_kmh': 160, 'speed_kmh': 133, 'warn_margin_kmh': 3, 'brake_margin_kmh': 15}, {'permitted': 128, 'action': 'warning'}), ('sampled regression 15', {'target_kmh': 0, 'distance_m': 600, 'safety_margin_m': 20, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 43, 'warn_margin_kmh': 3, 'brake_margin_kmh': 10}, {'permitted': 102, 'action': 'none'}), ('control 18', {'target_kmh': 60, 'distance_m': 1200, 'safety_margin_m': 20, 'decel_cms2': 70, 'line_kmh': 120, 'speed_kmh': 6, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 120, 'action': 'none'})], [('regression: stop target inside the margin', {'target_kmh': 0, 'distance_m': 40, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 10, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 0, 'action': 'warning'}), ('regression: curve below line speed', {'target_kmh': 0, 'distance_m': 600, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 100, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 99, 'action': 'none'}), ('sampled regression 42', {'target_kmh': 40, 'distance_m': 40, 'safety_margin_m': 20, 'decel_cms2': 50, 'line_kmh': 160, 'speed_kmh': 115, 'warn_margin_kmh': 5, 'brake_margin_kmh': 8}, {'permitted': 43, 'action': 'brake'}), ('sampled regression 11', {'target_kmh': 0, 'distance_m': 250, 'safety_margin_m': 20, 'decel_cms2': 100, 'line_kmh': 120, 'speed_kmh': 158, 'warn_margin_kmh': 5, 'brake_margin_kmh': 15}, {'permitted': 77, 'action': 'brake'}), ('boundary: warning boundary', {'target_kmh': 40, 'distance_m': 0, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 45, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 40, 'action': 'none'}), ('sampled regression 23', {'target_kmh': 60, 'distance_m': 100, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 80, 'speed_kmh': 13, 'warn_margin_kmh': 5, 'brake_margin_kmh': 8}, {'permitted': 67, 'action': 'none'}), ('control 26', {'target_kmh': 60, 'distance_m': 2500, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 86, 'warn_margin_kmh': 3, 'brake_margin_kmh': 10}, {'permitted': 160, 'action': 'none'}), ('control 29', {'target_kmh': 0, 'distance_m': 250, 'safety_margin_m': 0, 'decel_cms2': 70, 'line_kmh': 120, 'speed_kmh': 4, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 67, 'action': 'none'})], [('regression: curve below line speed', {'target_kmh': 0, 'distance_m': 600, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 100, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 99, 'action': 'none'}), ('boundary: warning boundary', {'target_kmh': 40, 'distance_m': 0, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 45, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 40, 'action': 'none'}), ('sampled regression 54', {'target_kmh': 60, 'distance_m': 1200, 'safety_margin_m': 20, 'decel_cms2': 50, 'line_kmh': 160, 'speed_kmh': 118, 'warn_margin_kmh': 3, 'brake_margin_kmh': 8}, {'permitted': 137, 'action': 'none'}), ('sampled regression 23', {'target_kmh': 60, 'distance_m': 100, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 80, 'speed_kmh': 13, 'warn_margin_kmh': 5, 'brake_margin_kmh': 8}, {'permitted': 67, 'action': 'none'}), ('boundary: between warning and brake', {'target_kmh': 40, 'distance_m': 0, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 48, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 40, 'action': 'warning'}), ('control 34', {'target_kmh': 0, 'distance_m': 0, 'safety_margin_m': 0, 'decel_cms2': 70, 'line_kmh': 120, 'speed_kmh': 96, 'warn_margin_kmh': 5, 'brake_margin_kmh': 15}, {'permitted': 0, 'action': 'brake'}), ('control 37', {'target_kmh': 20, 'distance_m': 2500, 'safety_margin_m': 20, 'decel_cms2': 70, 'line_kmh': 80, 'speed_kmh': 168, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 80, 'action': 'brake'}), ('control 41', {'target_kmh': 40, 'distance_m': 600, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 80, 'speed_kmh': 61, 'warn_margin_kmh': 5, 'brake_margin_kmh': 8}, {'permitted': 80, 'action': 'none'})], [('regression: stop target inside the margin', {'target_kmh': 0, 'distance_m': 40, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 10, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 0, 'action': 'warning'}), ('boundary: brake boundary', {'target_kmh': 40, 'distance_m': 0, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 50, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 40, 'action': 'warning'}), ('sampled regression 70', {'target_kmh': 0, 'distance_m': 100, 'safety_margin_m': 20, 'decel_cms2': 100, 'line_kmh': 80, 'speed_kmh': 42, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 45, 'action': 'none'}), ('sampled regression 40', {'target_kmh': 0, 'distance_m': 600, 'safety_margin_m': 50, 'decel_cms2': 50, 'line_kmh': 160, 'speed_kmh': 70, 'warn_margin_kmh': 5, 'brake_margin_kmh': 15}, {'permitted': 84, 'action': 'none'}), ('boundary: target speed release', {'target_kmh': 40, 'distance_m': 0, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 44, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 40, 'action': 'none'}), ('sampled regression 46', {'target_kmh': 0, 'distance_m': 100, 'safety_margin_m': 20, 'decel_cms2': 100, 'line_kmh': 120, 'speed_kmh': 73, 'warn_margin_kmh': 5, 'brake_margin_kmh': 15}, {'permitted': 45, 'action': 'brake'}), ('control 49', {'target_kmh': 0, 'distance_m': 2500, 'safety_margin_m': 50, 'decel_cms2': 50, 'line_kmh': 160, 'speed_kmh': 148, 'warn_margin_kmh': 5, 'brake_margin_kmh': 15}, {'permitted': 160, 'action': 'none'}), ('control 52', {'target_kmh': 40, 'distance_m': 250, 'safety_margin_m': 20, 'decel_cms2': 100, 'line_kmh': 80, 'speed_kmh': 50, 'warn_margin_kmh': 3, 'brake_margin_kmh': 10}, {'permitted': 80, 'action': 'none'})]]\nfor label, args, expected in fixtures[N-1]:\n    check(label, 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":"78fa50aa1f9c009447031f2baa8719245de8de8fff91bb36ea76ea9e184ef470","source":"\"\"\"Failure Map reference implementation. Python standard library only.\"\"\"\nimport json\nimport math\nN = 1\nobservations = []\ndef solve(x):\n    vt = x['target_kmh'] / 3.6\n    d = max(x['distance_m'] - x['safety_margin_m'], 0)\n    a = x['decel_cms2'] / 100\n    vp = math.sqrt(vt * vt + 2 * a * d) * 3.6\n    permitted = min(int(vp), x['line_kmh'])\n    v = x['speed_kmh']\n    if v > permitted + x['brake_margin_kmh']:\n        action = 'brake'\n    elif v > permitted + x['warn_margin_kmh']:\n        action = 'warning'\n    else:\n        action = 'none'\n    return {'permitted': permitted, 'action': action}\ndef check(label, actual, expected):\n    observations.append({\"check\": label, \"actual\": actual, \"expected\": expected, \"passed\": actual == expected})\nfixtures = [[('regression: stop target inside the margin', {'target_kmh': 0, 'distance_m': 40, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 10, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 0, 'action': 'warning'}), ('sampled regression 4', {'target_kmh': 0, 'distance_m': 100, 'safety_margin_m': 20, 'decel_cms2': 100, 'line_kmh': 80, 'speed_kmh': 136, 'warn_margin_kmh': 5, 'brake_margin_kmh': 15}, {'permitted': 45, 'action': 'brake'}), ('boundary: target speed release', {'target_kmh': 40, 'distance_m': 0, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 44, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 40, 'action': 'none'}), ('regression: curve below line speed', {'target_kmh': 0, 'distance_m': 600, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 100, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 99, 'action': 'none'}), ('boundary: curve above line speed', {'target_kmh': 0, 'distance_m': 2500, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 120, 'speed_kmh': 150, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 120, 'action': 'brake'}), ('control 1', {'target_kmh': 0, 'distance_m': 0, 'safety_margin_m': 0, 'decel_cms2': 100, 'line_kmh': 160, 'speed_kmh': 139, 'warn_margin_kmh': 5, 'brake_margin_kmh': 15}, {'permitted': 0, 'action': 'brake'}), ('control 7', {'target_kmh': 40, 'distance_m': 2500, 'safety_margin_m': 20, 'decel_cms2': 50, 'line_kmh': 160, 'speed_kmh': 59, 'warn_margin_kmh': 3, 'brake_margin_kmh': 10}, {'permitted': 160, 'action': 'none'}), ('sampled regression 10', {'target_kmh': 20, 'distance_m': 40, 'safety_margin_m': 20, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 33, 'warn_margin_kmh': 5, 'brake_margin_kmh': 15}, {'permitted': 27, 'action': 'warning'})], [('regression: curve below line speed', {'target_kmh': 0, 'distance_m': 600, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 100, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 99, 'action': 'none'}), ('boundary: target speed release', {'target_kmh': 40, 'distance_m': 0, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 44, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 40, 'action': 'none'}), ('sampled regression 19', {'target_kmh': 0, 'distance_m': 40, 'safety_margin_m': 50, 'decel_cms2': 100, 'line_kmh': 160, 'speed_kmh': 17, 'warn_margin_kmh': 3, 'brake_margin_kmh': 15}, {'permitted': 0, 'action': 'brake'}), ('sampled regression 2', {'target_kmh': 0, 'distance_m': 250, 'safety_margin_m': 50, 'decel_cms2': 50, 'line_kmh': 160, 'speed_kmh': 122, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 50, 'action': 'brake'}), ('boundary: curve above line speed', {'target_kmh': 0, 'distance_m': 2500, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 120, 'speed_kmh': 150, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 120, 'action': 'brake'}), ('sampled regression 12', {'target_kmh': 40, 'distance_m': 600, 'safety_margin_m': 20, 'decel_cms2': 100, 'line_kmh': 160, 'speed_kmh': 133, 'warn_margin_kmh': 3, 'brake_margin_kmh': 15}, {'permitted': 128, 'action': 'warning'}), ('sampled regression 15', {'target_kmh': 0, 'distance_m': 600, 'safety_margin_m': 20, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 43, 'warn_margin_kmh': 3, 'brake_margin_kmh': 10}, {'permitted': 102, 'action': 'none'}), ('control 18', {'target_kmh': 60, 'distance_m': 1200, 'safety_margin_m': 20, 'decel_cms2': 70, 'line_kmh': 120, 'speed_kmh': 6, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 120, 'action': 'none'})], [('regression: stop target inside the margin', {'target_kmh': 0, 'distance_m': 40, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 10, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 0, 'action': 'warning'}), ('regression: curve below line speed', {'target_kmh': 0, 'distance_m': 600, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 100, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 99, 'action': 'none'}), ('sampled regression 42', {'target_kmh': 40, 'distance_m': 40, 'safety_margin_m': 20, 'decel_cms2': 50, 'line_kmh': 160, 'speed_kmh': 115, 'warn_margin_kmh': 5, 'brake_margin_kmh': 8}, {'permitted': 43, 'action': 'brake'}), ('sampled regression 11', {'target_kmh': 0, 'distance_m': 250, 'safety_margin_m': 20, 'decel_cms2': 100, 'line_kmh': 120, 'speed_kmh': 158, 'warn_margin_kmh': 5, 'brake_margin_kmh': 15}, {'permitted': 77, 'action': 'brake'}), ('boundary: warning boundary', {'target_kmh': 40, 'distance_m': 0, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 45, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 40, 'action': 'none'}), ('sampled regression 23', {'target_kmh': 60, 'distance_m': 100, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 80, 'speed_kmh': 13, 'warn_margin_kmh': 5, 'brake_margin_kmh': 8}, {'permitted': 67, 'action': 'none'}), ('control 26', {'target_kmh': 60, 'distance_m': 2500, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 86, 'warn_margin_kmh': 3, 'brake_margin_kmh': 10}, {'permitted': 160, 'action': 'none'}), ('control 29', {'target_kmh': 0, 'distance_m': 250, 'safety_margin_m': 0, 'decel_cms2': 70, 'line_kmh': 120, 'speed_kmh': 4, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 67, 'action': 'none'})], [('regression: curve below line speed', {'target_kmh': 0, 'distance_m': 600, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 100, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 99, 'action': 'none'}), ('boundary: warning boundary', {'target_kmh': 40, 'distance_m': 0, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 45, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 40, 'action': 'none'}), ('sampled regression 54', {'target_kmh': 60, 'distance_m': 1200, 'safety_margin_m': 20, 'decel_cms2': 50, 'line_kmh': 160, 'speed_kmh': 118, 'warn_margin_kmh': 3, 'brake_margin_kmh': 8}, {'permitted': 137, 'action': 'none'}), ('sampled regression 23', {'target_kmh': 60, 'distance_m': 100, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 80, 'speed_kmh': 13, 'warn_margin_kmh': 5, 'brake_margin_kmh': 8}, {'permitted': 67, 'action': 'none'}), ('boundary: between warning and brake', {'target_kmh': 40, 'distance_m': 0, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 48, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 40, 'action': 'warning'}), ('control 34', {'target_kmh': 0, 'distance_m': 0, 'safety_margin_m': 0, 'decel_cms2': 70, 'line_kmh': 120, 'speed_kmh': 96, 'warn_margin_kmh': 5, 'brake_margin_kmh': 15}, {'permitted': 0, 'action': 'brake'}), ('control 37', {'target_kmh': 20, 'distance_m': 2500, 'safety_margin_m': 20, 'decel_cms2': 70, 'line_kmh': 80, 'speed_kmh': 168, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 80, 'action': 'brake'}), ('control 41', {'target_kmh': 40, 'distance_m': 600, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 80, 'speed_kmh': 61, 'warn_margin_kmh': 5, 'brake_margin_kmh': 8}, {'permitted': 80, 'action': 'none'})], [('regression: stop target inside the margin', {'target_kmh': 0, 'distance_m': 40, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 10, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 0, 'action': 'warning'}), ('boundary: brake boundary', {'target_kmh': 40, 'distance_m': 0, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 50, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 40, 'action': 'warning'}), ('sampled regression 70', {'target_kmh': 0, 'distance_m': 100, 'safety_margin_m': 20, 'decel_cms2': 100, 'line_kmh': 80, 'speed_kmh': 42, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 45, 'action': 'none'}), ('sampled regression 40', {'target_kmh': 0, 'distance_m': 600, 'safety_margin_m': 50, 'decel_cms2': 50, 'line_kmh': 160, 'speed_kmh': 70, 'warn_margin_kmh': 5, 'brake_margin_kmh': 15}, {'permitted': 84, 'action': 'none'}), ('boundary: target speed release', {'target_kmh': 40, 'distance_m': 0, 'safety_margin_m': 50, 'decel_cms2': 70, 'line_kmh': 160, 'speed_kmh': 44, 'warn_margin_kmh': 5, 'brake_margin_kmh': 10}, {'permitted': 40, 'action': 'none'}), ('sampled regression 46', {'target_kmh': 0, 'distance_m': 100, 'safety_margin_m': 20, 'decel_cms2': 100, 'line_kmh': 120, 'speed_kmh': 73, 'warn_margin_kmh': 5, 'brake_margin_kmh': 15}, {'permitted': 45, 'action': 'brake'}), ('control 49', {'target_kmh': 0, 'distance_m': 2500, 'safety_margin_m': 50, 'decel_cms2': 50, 'line_kmh': 160, 'speed_kmh': 148, 'warn_margin_kmh': 5, 'brake_margin_kmh': 15}, {'permitted': 160, 'action': 'none'}), ('control 52', {'target_kmh': 40, 'distance_m': 250, 'safety_margin_m': 20, 'decel_cms2': 100, 'line_kmh': 80, 'speed_kmh': 50, 'warn_margin_kmh': 3, 'brake_margin_kmh': 10}, {'permitted': 80, 'action': 'none'})]]\nfor label, args, expected in fixtures[N-1]:\n    check(label, 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":"Stipulated toy interlocking contract for a bounded teaching model; it makes no claim of conformance to any railway signalling standard and omits real safety cases. 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-railway_interlocking_logic-atp-braking-curve-safety-margin","generated_at":"2026-09-29T14:47:49.401244+00:00","license":"CC0-1.0","python":"3.12.14","seed":1,"split":"open-access"},"relevance":"Interlocking logic decides whether trains may be given authority; a wrong decision at this point either grants unsafe movements or strands traffic.","repair":"Subtract the full margin and floor the distance at zero.","root_cause":"The safety margin is not deducted from the distance to target.","sha256":"63e7bbc40e198c6af7cec2b8a65751a28519711186eeeb0df58fe1e1686f041e","title":"ATP braking curve supervision: safety margin · case 01","variant":1,"variant_policy":"Five numbered records share a model and may reuse boundary fixtures.","verification":{"attempt":{"elapsed_ms":40.026,"exit_code":1,"observations":[{"actual":{"action":"none","permitted":16},"check":"regression: stop target inside the margin","expected":{"action":"warning","permitted":0},"passed":false},{"actual":{"action":"brake","permitted":48},"check":"sampled regression 4","expected":{"action":"brake","permitted":45},"passed":false},{"actual":{"action":"brake","permitted":33},"check":"boundary: target speed release","expected":{"action":"none","permitted":40},"passed":false},{"actual":{"action":"none","permitted":102},"check":"regression: curve below line speed","expected":{"action":"none","permitted":99},"passed":false},{"actual":{"action":"brake","permitted":120},"check":"boundary: curve above line speed","expected":{"action":"brake","permitted":120},"passed":true},{"actual":{"action":"brake","permitted":0},"check":"control 1","expected":{"action":"brake","permitted":0},"passed":true},{"actual":{"action":"none","permitted":160},"check":"control 7","expected":{"action":"none","permitted":160},"passed":true},{"actual":{"action":"none","permitted":30},"check":"sampled regression 10","expected":{"action":"warning","permitted":27},"passed":false}],"passed":false,"stderr":"","stdout":"{\"observations\": [{\"check\": \"regression: stop target inside the margin\", \"actual\": {\"permitted\": 16, \"action\": \"none\"}, \"expected\": {\"permitted\": 0, \"action\": \"warning\"}, \"passed\": false}, {\"check\": \"sampled regression 4\", \"actual\": {\"permitted\": 48, \"action\": \"brake\"}, \"expected\": {\"permitted\": 45, \"action\": \"brake\"}, \"passed\": false}, {\"check\": \"boundary: target speed release\", \"actual\": {\"permitted\": 33, \"action\": \"brake\"}, \"expected\": {\"permitted\": 40, \"action\": \"none\"}, \"passed\": false}, {\"check\": \"regression: curve below line speed\", \"actual\": {\"permitted\": 102, \"action\": \"none\"}, \"expected\": {\"permitted\": 99, \"action\": \"none\"}, \"passed\": false}, {\"check\": \"boundary: curve above line speed\", \"actual\": {\"permitted\": 120, \"action\": \"brake\"}, \"expected\": {\"permitted\": 120, \"action\": \"brake\"}, \"passed\": true}, {\"check\": \"control 1\", \"actual\": {\"permitted\": 0, \"action\": \"brake\"}, \"expected\": {\"permitted\": 0, \"action\": \"brake\"}, \"passed\": true}, {\"check\": \"control 7\", \"actual\": {\"permitted\": 160, \"action\": \"none\"}, \"expected\": {\"permitted\": 160, \"action\": \"none\"}, \"passed\": true}, {\"check\": \"sampled regression 10\", \"actual\": {\"permitted\": 30, \"action\": \"none\"}, \"expected\": {\"permitted\": 27, \"action\": \"warning\"}, \"passed\": false}], \"passed\": false}\n"},"broken":{"elapsed_ms":39.043,"exit_code":1,"observations":[{"actual":{"action":"none","permitted":26},"check":"regression: stop target inside the margin","expected":{"action":"warning","permitted":0},"passed":false},{"actual":{"action":"brake","permitted":50},"check":"sampled regression 4","expected":{"action":"brake","permitted":45},"passed":false},{"actual":{"action":"none","permitted":40},"check":"boundary: target speed release","expected":{"action":"none","permitted":40},"passed":true},{"actual":{"action":"none","permitted":104},"check":"regression: curve below line speed","expected":{"action":"none","permitted":99},"passed":false},{"actual":{"action":"brake","permitted":120},"check":"boundary: curve above line speed","expected":{"action":"brake","permitted":120},"passed":true},{"actual":{"action":"brake","permitted":0},"check":"control 1","expected":{"action":"brake","permitted":0},"passed":true},{"actual":{"action":"none","permitted":160},"check":"control 7","expected":{"action":"none","permitted":160},"passed":true},{"actual":{"action":"none","permitted":33},"check":"sampled regression 10","expected":{"action":"warning","permitted":27},"passed":false}],"passed":false,"stderr":"","stdout":"{\"observations\": [{\"check\": \"regression: stop target inside the margin\", \"actual\": {\"permitted\": 26, \"action\": \"none\"}, \"expected\": {\"permitted\": 0, \"action\": \"warning\"}, \"passed\": false}, {\"check\": \"sampled regression 4\", \"actual\": {\"permitted\": 50, \"action\": \"brake\"}, \"expected\": {\"permitted\": 45, \"action\": \"brake\"}, \"passed\": false}, {\"check\": \"boundary: target speed release\", \"actual\": {\"permitted\": 40, \"action\": \"none\"}, \"expected\": {\"permitted\": 40, \"action\": \"none\"}, \"passed\": true}, {\"check\": \"regression: curve below line speed\", \"actual\": {\"permitted\": 104, \"action\": \"none\"}, \"expected\": {\"permitted\": 99, \"action\": \"none\"}, \"passed\": false}, {\"check\": \"boundary: curve above line speed\", \"actual\": {\"permitted\": 120, \"action\": \"brake\"}, \"expected\": {\"permitted\": 120, \"action\": \"brake\"}, \"passed\": true}, {\"check\": \"control 1\", \"actual\": {\"permitted\": 0, \"action\": \"brake\"}, \"expected\": {\"permitted\": 0, \"action\": \"brake\"}, \"passed\": true}, {\"check\": \"control 7\", \"actual\": {\"permitted\": 160, \"action\": \"none\"}, \"expected\": {\"permitted\": 160, \"action\": \"none\"}, \"passed\": true}, {\"check\": \"sampled regression 10\", \"actual\": {\"permitted\": 33, \"action\": \"none\"}, \"expected\": {\"permitted\": 27, \"action\": \"warning\"}, \"passed\": false}], \"passed\": false}\n"},"fixed":{"elapsed_ms":39.343,"exit_code":0,"observations":[{"actual":{"action":"warning","permitted":0},"check":"regression: stop target inside the margin","expected":{"action":"warning","permitted":0},"passed":true},{"actual":{"action":"brake","permitted":45},"check":"sampled regression 4","expected":{"action":"brake","permitted":45},"passed":true},{"actual":{"action":"none","permitted":40},"check":"boundary: target speed release","expected":{"action":"none","permitted":40},"passed":true},{"actual":{"action":"none","permitted":99},"check":"regression: curve below line speed","expected":{"action":"none","permitted":99},"passed":true},{"actual":{"action":"brake","permitted":120},"check":"boundary: curve above line speed","expected":{"action":"brake","permitted":120},"passed":true},{"actual":{"action":"brake","permitted":0},"check":"control 1","expected":{"action":"brake","permitted":0},"passed":true},{"actual":{"action":"none","permitted":160},"check":"control 7","expected":{"action":"none","permitted":160},"passed":true},{"actual":{"action":"warning","permitted":27},"check":"sampled regression 10","expected":{"action":"warning","permitted":27},"passed":true}],"passed":true,"stderr":"","stdout":"{\"observations\": [{\"check\": \"regression: stop target inside the margin\", \"actual\": {\"permitted\": 0, \"action\": \"warning\"}, \"expected\": {\"permitted\": 0, \"action\": \"warning\"}, \"passed\": true}, {\"check\": \"sampled regression 4\", \"actual\": {\"permitted\": 45, \"action\": \"brake\"}, \"expected\": {\"permitted\": 45, \"action\": \"brake\"}, \"passed\": true}, {\"check\": \"boundary: target speed release\", \"actual\": {\"permitted\": 40, \"action\": \"none\"}, \"expected\": {\"permitted\": 40, \"action\": \"none\"}, \"passed\": true}, {\"check\": \"regression: curve below line speed\", \"actual\": {\"permitted\": 99, \"action\": \"none\"}, \"expected\": {\"permitted\": 99, \"action\": \"none\"}, \"passed\": true}, {\"check\": \"boundary: curve above line speed\", \"actual\": {\"permitted\": 120, \"action\": \"brake\"}, \"expected\": {\"permitted\": 120, \"action\": \"brake\"}, \"passed\": true}, {\"check\": \"control 1\", \"actual\": {\"permitted\": 0, \"action\": \"brake\"}, \"expected\": {\"permitted\": 0, \"action\": \"brake\"}, \"passed\": true}, {\"check\": \"control 7\", \"actual\": {\"permitted\": 160, \"action\": \"none\"}, \"expected\": {\"permitted\": 160, \"action\": \"none\"}, \"passed\": true}, {\"check\": \"sampled regression 10\", \"actual\": {\"permitted\": 27, \"action\": \"warning\"}, \"expected\": {\"permitted\": 27, \"action\": \"warning\"}, \"passed\": true}], \"passed\": true}\n"}},"verified":true,"visibility":"public"}