{
  "schemaVersion": "fidc-batched-current-rolling-rejection/v1",
  "measuredAt": "2026-09-05T02:38:00+08:00",
  "host": "192.168.31.177",
  "candidateCommit": "004a46c",
  "revertCommit": "43b15b2098c427869a4a582b4b24325155b1370e",
  "restoredRunnerBinarySha256": "a4135986b69625a0f3443e9091754874b3f9d65e9913424298c5d8fedf733985",
  "candidate": {
    "description": "collect static current rolling windows at strategy construction, batch them per stock, and store fixed current close/volume arrays in StockExpressionState",
    "processColdEngineSeconds": 6.412,
    "processHotEngineSeconds": [6.046, 6.497, 6.035, 6.309, 6.074],
    "processHotMedianEngineSeconds": 6.074
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  "rollback": {
    "processColdEngineSeconds": 5.18,
    "processHotEngineSeconds": [5.48, 5.47, 4.602],
    "processHotMedianEngineSeconds": 5.47
  },
  "observedCandidateRegressionPercent": 11.04204753199269,
  "businessContract": {
    "totalReturn": 0.9219861819172002,
    "tradeCount": 26088,
    "canonicalSha256": "b42fea66237d06eadb24f6b8c9e2760e7319fe3699f315b99e01f433ef2aa234",
    "resultStoreSha256": "92343fb369fea68b2544b654151c5c43a935940580b14afbe8eefb3844f72a54",
    "resultConsistent": true,
    "terminalAuditStatus": "clean"
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  "testGate": {
    "coreUnitTotal": 421,
    "corePassed": 415,
    "ignoredManualBenchmarks": 6,
    "failed": 0,
    "integrationSuitesPassed": true
  },
  "remoteArtifacts": [
    "/srv/fidc/canonical/run/fidc-private/evidence/batched-current-rolling-primary-20260905.json",
    "/srv/fidc/canonical/run/fidc-private/evidence/batched-current-rolling-rollback-20260905.json"
  ],
  "acceptance": {
    "status": "rejected_and_removed",
    "reason": "the larger per-stock state and eager batch work cost more than the repeated scalar helper calls on the real five-year workload"
  }
}