{
  "approach": "R4 np-clip: infer the normalizer share from nS and our print; when the inferred share is near zero, skip the NP fair-price blend and raise that side\u2019s fee for the rest of the step using one slot. Implementation and measurement were not reached because the mandated setup failed.",
  "tried": [],
  "next": "Repair the setup extraction for this filesystem (for example, allow tar --no-same-owner), then rerun the required setup and reproduction before implementing or measuring the candidate. No candidate was frozen or promoted.",
  "code": null,
  "code_sha256": null,
  "delta": null,
  "score": {
    "seed_start": 0,
    "n": 0,
    "mean_edge": null,
    "se": null
  },
  "paired": {
    "reference": "NP specified in the brief",
    "seed_start": 800000,
    "n": 0,
    "mean_diff": null,
    "se": null,
    "worst": []
  },
  "seconds_per_simulation": null,
  "validate_ok": false,
  "blocked": {
    "step": "sh scratch/setup.sh: uv download/extraction",
    "error": "Required setup exited with status 2. tar: uv-x86_64-unknown-linux-gnu/uv: Cannot change ownership to uid 1001, gid 117: Invalid argument\ntar: uv-x86_64-unknown-linux-gnu/uvx: Cannot change ownership to uid 1001, gid 117: Invalid argument\ntar: uv-x86_64-unknown-linux-gnu: Cannot change ownership to uid 1001, gid 117: Invalid argument\ntar: Exiting with failure status due to previous errors",
    "validation_attempted": false,
    "simulation_counts": {
      "CH_reproduction": 0,
      "NP_reproduction": 0,
      "tuning": 0,
      "holdout": 0,
      "candidate_score": 0
    }
  },
  "citations": []
}