{
  "item": "k40",
  "mode": "blocked",
  "blocked": {
    "step": "SETUP: sh scratch/setup.sh, line 6, uv venv --python 3.12 .venv",
    "error": "scratch/bin/uv: cannot execute binary file",
    "exit_code": 126
  },
  "speed": null,
  "search": null,
  "curve": [],
  "gates": {"A": null, "B": null, "C": null},
  "holdout": null,
  "real": null,
  "gas": null,
  "valid": false,
  "code_zb64": null,
  "code_sha256": null,
  "params": null,
  "seeds": {"used": []},
  "notes": [
    "Cloned the requested repository and checked out 6b6921f8d463314aa7c96234e1be25a25245f704 under test/scratch/.",
    "Saved the prescribed setup script and ran it once from the checkout root.",
    "The downloaded amm_sim_rs wheel passed the prescribed SHA-256 check: aedb68280aca34c110968f00148387c95885207913fb2cf19a1ab4c5cfd6887a.",
    "Setup stopped when executing the prescribed downloaded uv binary. No environment installation, strategy validation, replica measurement, gates, search, holdout, or real-engine evaluation completed.",
    "Strategy and replica artifacts were not downloaded or verified. No candidate is submitted. Null fields indicate unmeasured or unavailable results.",
    "The brief requires returning blocked={step,error} on setup failure and ending on machine runtime failure without asking the requester for input."
  ]
}