{
  "approach": "Requested five-constant linear stale policy; implementation and measurement not reached because the mandatory toolchain build failed.",
  "tried": [],
  "next": "Provide a C linker/compiler on the execution machine, then rerun the prescribed toolchain setup, YQ validation, coarse and fine tuning, and fresh-seed paired measurement.",
  "code": null,
  "code_sha256": null,
  "delta": "standalone",
  "score": {
    "seed_start": 0,
    "n": 0,
    "mean_edge": null,
    "se": null
  },
  "paired": {
    "reference": "YQ 00fae418",
    "seed_start": 500000,
    "n": 0,
    "mean_diff": null,
    "se": null,
    "worst": []
  },
  "seconds_per_simulation": null,
  "validate_ok": false,
  "blocked": {
    "step": "maturin develop --release --uv --manifest-path amm_sim_rs/Cargo.toml",
    "error": "Exit status 1. error: linker `cc` not found; No such file or directory (os error 2). Cargo could not compile proc-macro2 (build script) or libc (build script); cargo exited with status 101. Stopped as explicitly required on a toolchain-step failure."
  },
  "citations": []
}