{
  "accepted_run": "20261018T211922Z",
  "volume": "cuda-graphs-megakernel-toy-evidence",
  "logs": [
    "logs/graphs-megakernels-modal.log",
    "logs/graphs-megakernels-modal-v2.log",
    "logs/graphs-megakernels-modal-v3.log",
    "logs/graphs-megakernels-modal-v4.log"
  ],
  "failures": [
    {
      "stage": "CPU image compilation",
      "cause": "CUDA error macro shadowed the graph executable variable",
      "attempts": 2,
      "gpu_allocated": false
    },
    {
      "run": "20261018T211809Z",
      "stage": "after validated preflight, before timing",
      "cause": "copied executable named bench collided with benchmark directory",
      "accepted_timings": false
    }
  ],
  "accepted_counts": {
    "exact_array_checks": 272,
    "trace_checks": 24,
    "timing_samples": 588,
    "raw_hash_checks": 450
  },
  "scope_notes": [
    "first_replay_sync_us also includes DOT serialization and graph queries; not used for latency claims",
    "balanced/ragged have different total work; compare implementations within each case",
    "NCU cache-flush measurements are separate from warm-cache timing",
    "original indexed analysis files preserved; local checks use analysis-local.json"
  ]
}