{
  "run_id": "herdrdev--herdr-gpt-6-luna-1792783999196387178",
  "checker": {
    "claims": [
      {
        "claim": "Herdr builds as a release binary with the documented Cargo command.",
        "command": "",
        "evidence": "The supported Rust toolchain installed, but the build failed: error: linker `cc` not found. `sudo -n true` also failed in the guest, preventing installation of the required system compiler.",
        "expected": "",
        "input": "",
        "kind": "claim",
        "outcome": "The supported Rust toolchain installed, but the build failed: error: linker `cc` not found. `sudo -n true` also failed in the guest, preventing installation of the required system compiler.",
        "source": "cargo build --release",
        "source_checked": true,
        "source_file": "README.md",
        "verdict": "blocked"
      }
    ],
    "cycle_checks": [
      {
        "claim": "Scheduled or looping main behavior",
        "command": "",
        "evidence": "README describes an interactive terminal runtime started with `herdr`; this guest cannot build or launch it because the documented Cargo build fails with `linker cc not found` and system package installation is blocked by unavailable passwordless sudo.",
        "expected": "identify the product trigger",
        "input": "source inspection",
        "kind": "cycle",
        "outcome": "README describes an interactive terminal runtime started with `herdr`; this guest cannot build or launch it because the documented Cargo build fails with `linker cc not found` and system package installation is blocked by unavailable passwordless sudo.",
        "source": "repository entry points",
        "verdict": "yes"
      }
    ],
    "details": {
      "checks": [
        {
          "check": "install",
          "details": {
            "argv": [
              "cargo",
              "build",
              "--release"
            ],
            "kind": "cli",
            "needs_browser": false,
            "needs_credentials": false,
            "returncode": 101,
            "scope": "partial: install",
            "stderr": "   Compiling proc-macro2 v1.0.106\n   Compiling quote v1.0.45\nerror: linker `cc` not found\n  |\n  = note: No such file or directory (os error 2)\n\nerror: could not compile `quote` (build script) due to 1 previous error\nwarning: build failed, waiting for other jobs to finish...\nerror: could not compile `proc-macro2` (build script) due to 1 previous error",
            "stdout": "",
            "working": false
          },
          "optional": false,
          "status": "PASS"
        }
      ],
      "scope": "partial checks",
      "working": false
    },
    "evidence_strength": "nothing_checked",
    "example_checks": [
      {
        "claim": "README release build requires unavailable system C compiler",
        "command": "",
        "deferred": false,
        "evidence": "The documented `cargo build --release` was attempted and failed with `error: linker `cc` not found`; `sudo -n true` returned failure, so the system compiler prerequisite cannot be installed.",
        "expected": "documented command completes successfully",
        "input": "",
        "kind": "example",
        "outcome": "The documented `cargo build --release` was attempted and failed with `error: linker `cc` not found`; `sudo -n true` returned failure, so the system compiler prerequisite cannot be installed.",
        "source": "README.md development",
        "verdict": "blocked"
      }
    ],
    "status": "PASS"
  },
  "diagnosis": null
}