{
  "schemaVersion": 1,
  "id": "test_mql_full_branches-historical-v1",
  "description": "Historical slow-region and 2.05 s regression target for the generic solver.",
  "source": {
    "path": "tests/data/test_mql-full-branches-01-04.xml",
    "sha256": "2fb95e65f5de0c85a6a17802aef74ea004087323fd00fd8d01acf0184ff71d48",
    "bytes": 58860,
    "xmlIsAuthoritative": true,
    "simulation": {
      "tStart": 0.0,
      "tStop": 0.81,
      "sampleStep": 0.01,
      "maxStep": 0.81,
      "method": "BDF"
    }
  },
  "structure": {
    "componentCount": 98,
    "connectionCount": 106,
    "dynamicComponentCount": 33,
    "stateCount": 74,
    "resultVariableCount": 1021,
    "pressureFlowUnknownCount": 472,
    "pressureFlowEquationCount": 472,
    "pressureFlowIsSquare": true,
    "logicalEffortCoordinateCount": 68,
    "eliminatedEffortAliasCount": 204,
    "canonicalCoordinateCount": 268,
    "compatibilityScatterCount": 472,
    "jacobianNonzeroCount": 1284,
    "jacobianColorGroupCount": 31,
    "hasMechanicalStateEvents": true
  },
  "sequence": [
    "0.81s",
    "2.10s"
  ],
  "lanes": {
    "solver-only": {
      "description": "Historical solver regression using the authoritative 0.01 s output grid.",
      "samplingMode": "fixed",
      "sampleStep": 0.01,
      "instrumentationMode": "standard",
      "productionEquivalentOutput": true
    },
    "production": {
      "description": "Acceptance lane preserving the authoritative XML output grid.",
      "samplingMode": "source",
      "instrumentationMode": "standard",
      "productionEquivalentOutput": true
    }
  },
  "variants": {
    "0.81s": {
      "stopTime": 0.81,
      "softTimeoutSeconds": 180.0,
      "hardTimeoutSeconds": 240.0,
      "checkpointTimes": [
        0.0,
        0.04,
        0.69,
        0.70,
        0.8,
        0.81
      ],
      "expectedSignalEventTimes": [
        0.04,
        0.8
      ],
      "expectedMechanicalTransitionTimes": []
    },
    "2.10s": {
      "stopTime": 2.1,
      "softTimeoutSeconds": 300.0,
      "hardTimeoutSeconds": 360.0,
      "checkpointTimes": [
        0.0,
        0.04,
        0.69,
        0.70,
        0.8,
        1.0,
        2.0,
        2.05,
        2.1
      ],
      "expectedSignalEventTimes": [
        0.04,
        0.8
      ]
    }
  },
  "correctness": {
    "status": "partial",
    "maximumScaledResidual": 1e-7,
    "requireFiniteSeries": true,
    "requireStrictlyIncreasingTimes": true,
    "stateRelativeTolerance": 0.0002,
    "eventTimeAbsoluteToleranceSeconds": 0.00002,
    "signalEventTimeAbsoluteToleranceSeconds": 1e-12,
    "mechanicalTransitionTimesAvailable": true,
    "note": "Historical checkpoints are recorded; approved physical-state-v2 golden values remain pending."
  },
  "execution": {
    "causalExecutorV2Default": true,
    "environment": {
      "SIMULATION_CAUSAL_EXECUTOR_V2": "1",
      "SIMULATION_CAUSAL_COORDINATE_KERNEL": "1",
      "SIMULATION_CAUSAL_FAST_PATH": "1",
      "SIMULATION_ODE_JACOBIAN_MODE": "scipy",
      "SIMULATIONAPP_PROPERTY_CACHE": "on"
    },
    "predictionSafetyFactor": 1.5,
    "terminationGraceSeconds": 10.0,
    "deferAfterFailureOrTimeout": true,
    "deferWhenPredictedWallExceedsSoftTimeout": true,
    "longTestEnvironmentVariable": "RUN_TEST_MQL_FULL_BRANCHES_LONG_REGRESSION"
  }
}