{
  "run_id": "btclib-org--btclib-claude-haiku-5-5-1793185529530184069",
  "date": "2026-10-28T11:07:20.439500+00:00",
  "repo": "btclib-org/btclib",
  "kind": "repo",
  "source": "https://github.com/btclib-org/btclib",
  "commit": "f9d944d57fe93992e56d8e2816f27c63a6808a5f",
  "model": "claude-haiku-5-5",
  "model_version": "claude-haiku-5-5",
  "test_version": "readme-2d57868128a84902c09a58991c46c5fe288928e55b1de8282ab5003e13159c2f",
  "pass": true,
  "outcome": "pass",
  "time_to_working_s": 75.54780686099548,
  "total_s": 110.90926933288574,
  "steps": [
    "cd <guest-path> && pwd && ls -la && git status 2>&1 | head -3; python3 --version; cat README.md 2>/dev/null | head -150",
    "cd <guest-path> && sed -n 150,400p README.md; ls .coldpass; cat .python-version",
    "cd <guest-path> && grep -n -A3 'requires-python\\|\\[project.scripts\\]\\|\\[project.optional' pyproject.toml | head -40; ls src/btclib | head -80; python3 -m venv --help >/dev/null && echo venv_ok",
    "mkdir -p <guest-path> && cd <guest-path> && python3 -m venv <guest-path> && <guest-path> -m pip install --upgrade pip -q 2>&1 | tail -3; <guest-path> -m pip install --upgrade btclib 2>&1 | tail -5",
    "cd /tmp && <guest-path> -I -c \"\nimport btclib.base58 as b, inspect\nprint(b.b58encode.__doc__ and 'doc ok')\nprint(b.b58encode(bytes.fromhex('00010203')))\nprint(b.b58decode('1Ldp').hex() if False else '')\n\" ; <guest-path> -I -c \"import btclib.base58 as b; print([n for n in dir(b) if not n.startswith('_')])\"; <guest-path> -I -c \"import btclib.bech32 as b; print([n for n in dir(b) if not n.startswith('_')])\"",
    "cd /tmp && <guest-path> -I -c \"\nfrom btclib.base58 import encode, decode\nprint(encode(b'Hello World'))\nprint(decode('JxF12TrwUP45BMd'))\nfrom btclib.bech32 import encode as be\nprint(be('bc', 0, bytes.fromhex('751e76e8199196d454941c45d1b3a323f1433bd6')) if False else 'skip')\n\"",
    "cd /tmp && <guest-path> -I -c \"\nimport inspect\nfrom btclib import base58\nprint(inspect.signature(base58.encode)); print(inspect.signature(base58.decode))\nprint(base58.encode(b'Hello World', checksum=False) if 'checksum' in str(inspect.signature(base58.encode)) else '')\nprint(base58.decode(base58.encode(b'Hello World')))\nprint(base58.encode(bytes.fromhex('0000')) )\n\"",
    "cd /tmp && <guest-path> -I -c \"\nfrom btclib.base58 import encode, decode\nprint(decode('112edB6q'), encode(bytes.fromhex('0000')), decode(encode(b'Hello World')))\nfrom btclib import bech32\nimport inspect; print(inspect.signature(bech32.encode)); print(inspect.signature(bech32.decode))\n\"",
    "cd <guest-path> && mkdir -p .coldpass && cat > .coldpass/probe.json <<'EOF'\n{\"kind\":\"python_api\",\"module\":\"btclib.base58\",\"call\":\"decode\",\"args\":[\"112edB6q\"],\"kwargs\":{},\"expected_value\":{\"bytes_hex\":\"0000\"},\"cwd\":\"<guest-path>\",\"env\":{}}\nEOF\ncat > .coldpass/claims.json <<'EOF'\n[{\"kind\":\"claim\",\"claim\":\"btclib provides Base58 encoding and decoding\",\"source\":\"- Base58 encoding/decoding\",\"input\":\"112edB6q\",\"expected\":\"decodes to the bytes 0x0000\",\"probe_kind\":\"python_api\",\"module\":\"btclib.base58\",\"call\":\"decode\",\"args\":[\"112edB6q\"],\"kwargs\":{},\"expected_value\":{\"bytes_hex\":\"0000\"},\"cwd\":\"<guest-path>\",\"env\":{}}]\nEOF\ncat .coldpass/probe.json; python3 -I -c \"import json;json.load(open('.coldpass/claims.json'));print('ok')\"",
    "cd <guest-path> && <env-var>=<guest-path> python3 -I <guest-path> --validate --replay 2>&1 | tail -40",
    "cd <guest-path> && echo '[]' > .coldpass/examples.json && cat > .coldpass/cycles.json <<'EOF'\n{\"detected\":false,\"checks\":[],\"reason\":\"Inspected README.md (library only, no server, daemon, cron, loop, webhook, --once or --now entrypoint) and pyproject.toml (no [project.scripts]). Only CI schedules exist in .github, which are excluded.\"}\nEOF\ncat > .coldpass/report.json <<'EOF'\n{\"outcome\":\"working\",\"fault_owner\":null,\"operation\":\"Import btclib from PyPI and run the README-listed Base58 decode API (btclib.base58.decode) on real input\",\"operation_scope\":\"Python 3.12.3 venv at <guest-path>; btclib 2026.10.28 with ecc 2026.10.28; no browser, credentials, or network services needed. README is a library README with no CLI or server entrypoint, so no CLI, MCP, or HTTP probe was possible.\",\"steps\":[\"python3 -m venv <guest-path>\",\"<guest-path> -m pip install --upgrade pip\",\"<guest-path> -m pip install --upgrade btclib (README: 'python -m pip install --upgrade btclib')\",\"Replay: btclib.base58.decode('112edB6q') returned bytes 0x0000 (README: '- Base58 encoding/decoding')\"],\"deviations\":[\"README has no runnable CLI or server, so verification used the python_api probe kind against the library's documented public API instead of a command-line probe.\",\"Pinned commit f9d944d57fe93992e56d8e2816f27c63a6808a5f was not fetched via git (workspace has no .git); the workspace source was used as provided. The PyPI install is the README-documented route.\",\"No README code examples exist, so examples.json is empty and no README python examples were run.\",\"Cycles: no scheduler, daemon, or trigger exists in the product, so detected=false.\"],\"stuck_step\":null,\"main_blocker\":null,\"plain_failure\":null,\"suggested_fix\":null}\nEOF\nfor f in examples cycles report; do python3 -I -c \"import json,sys;json.load(open('.coldpass/$f.json'));print('$f ok')\"; done",
    "cd <guest-path> && <env-var>=<guest-path> python3 -I <guest-path> --validate --replay 2>&1 | tail -c 1500"
  ],
  "stuck_step": null,
  "error_excerpt": null,
  "what_it_did": "Import btclib from PyPI and run the README-listed Base58 decode API (btclib.base58.decode) on real input",
  "suggested_fix": null,
  "tokens_in": 256643,
  "tokens_out": 7730,
  "cost_usd": 0.01119726,
  "usage_complete": true,
  "checks": [
    {
      "check": "operation",
      "status": "PASS",
      "details": {
        "working": true,
        "kind": "python_api",
        "returncode": 0,
        "stdout": "{\"actual\": {\"bytes_hex\": \"0000\"}, \"source_file\": \"<guest-path>\"}",
        "stderr": "",
        "needs_credentials": false,
        "needs_browser": false,
        "python_example": {
          "actual": {
            "bytes_hex": "0000"
          },
          "source_file": "<guest-path>"
        },
        "scope": "product operation"
      }
    }
  ],
  "safety": {
    "version": "z2x-1",
    "rules_version": "z2x-1",
    "summary": "Review signals: 31 hardcoded secret, 1 known vulnerability. 66 static matches retained as context.",
    "findings": [
      {
        "kind": "hardcoded-secret",
        "count": 31,
        "note": "Gitleaks found a possible hardcoded secret; value withheld.",
        "location_count": 3
      },
      {
        "kind": "known-vulnerability",
        "count": 1,
        "note": "OSV reports a known vulnerability in this dependency version.",
        "location_count": 1,
        "path": "golang.org/x/crypto"
      }
    ],
    "context": [
      {
        "kind": "encoded-blob",
        "count": 18,
        "note": "Source contains encoded blob; review its purpose.",
        "location_count": 5
      },
      {
        "kind": "hardcoded-secret",
        "count": 48,
        "note": "Gitleaks found a possible hardcoded secret; value withheld.",
        "location_count": 12
      }
    ],
    "limitations": [
      "A short run cannot establish that code is safe.",
      "Connections show IP addresses; proxies can hide the final hostname.",
      "Tracing covers dispatched commands and their children, not the whole OS; guest root can interfere with tracing."
    ],
    "static": {
      "dependency_note": "OSV scanned supported lockfiles; unpinned dependencies and unsupported formats are outside this check."
    },
    "evidence_url": "/safety/?run=btclib-org--btclib-claude-haiku-5-5-1793185529530184069",
    "evidence_file": "/data/safety/btclib-org--btclib-claude-haiku-5-5-1793185529530184069.json.gz"
  },
  "agent_execution": "native_agent",
  "agent_runtime": "claude-code",
  "agent_runtime_version": "2.1.310 (Claude Code)",
  "tool_transport": "mcp-assigned-vm",
  "platform": "linux",
  "reasoning": "low",
  "service_tier": null,
  "resources": {
    "cpus": 2,
    "memory_mib": 4096,
    "disk_mib": 32768
  },
  "native_tool_calls": 12,
  "native_bundle": null,
  "architecture": null,
  "backend": "hyperv",
  "platform_details": {
    "backend": "hyperv",
    "os": "linux"
  },
  "platform_conflicts": null,
  "sandbox_source": null,
  "source_pin": {
    "commit": "f9d944d57fe93992e56d8e2816f27c63a6808a5f",
    "url": "https://github.com/btclib-org/btclib"
  },
  "purpose": "initial",
  "profile": {
    "model": "claude-haiku-5-5",
    "reasoning": "low"
  },
  "fault": {
    "owner": null,
    "status": "resolved",
    "reason": null
  },
  "fix_id": null,
  "verifies_run_id": null,
  "hosting": null,
  "operation_scope": "product operation",
  "tool_calls": 12,
  "guest_setup": null,
  "runtime": null,
  "runtime_version": null,
  "runtime_revision": null,
  "source_revision": null,
  "evidence_version": null,
  "failure_origin": null,
  "evidence_strength": "readme_checked",
  "works": "yes",
  "install_s": null,
  "first_use_s": null,
  "mcp": "none",
  "needs": [],
  "needs_which": null,
  "agent_interface": [],
  "license": "MIT",
  "repo_url": "https://github.com/btclib-org/btclib",
  "cost_to_try": "free",
  "hardware": null,
  "what_failed": null,
  "local_or_hosted": "local",
  "cycle_checks": [
    {
      "kind": "cycle",
      "claim": "Scheduled or looping main behavior",
      "source": "repository entry points",
      "input": "source inspection",
      "expected": "identify the product trigger",
      "verdict": "yes",
      "outcome": "Inspected README.md (library only, no server, daemon, cron, loop, webhook, --once or --now entrypoint) and pyproject.toml (no [project.scripts]). Only CI schedules exist in .github, which are excluded.",
      "evidence": "Inspected README.md (library only, no server, daemon, cron, loop, webhook, --once or --now entrypoint) and pyproject.toml (no [project.scripts]). Only CI schedules exist in .github, which are excluded.",
      "command": ""
    }
  ],
  "claims": [
    {
      "kind": "claim",
      "claim": "btclib provides Base58 encoding and decoding",
      "source": "- Base58 encoding/decoding",
      "input": "112edB6q",
      "expected": "decodes to the bytes 0x0000",
      "command": "Python API btclib.base58.decode",
      "verdict": "yes",
      "outcome": "Real input produced the expected result: {\"bytes_hex\": \"0000\"}",
      "evidence": "\u2026{\"bytes_hex\": \"0000\"}, \"source_file\": \"<guest-path>\"}\n",
      "returncode": 0,
      "source_checked": true,
      "source_file": "README.md"
    }
  ],
  "claims_note": null,
  "example_checks": [],
  "does_what_it_says": "yes",
  "maintenance": {
    "last_commit_at": "2026-10-28T10:41:51Z",
    "commits_90d": 1742,
    "merged_prs_90d": 1452,
    "open_issues": 36,
    "open_prs": 16,
    "reply_share": null,
    "reply_threads": 0,
    "median_reply_hours": null,
    "last_release_at": "2026-10-28T08:36:00Z",
    "archived": false,
    "verdict": "maintained",
    "note": "actively maintained: last commit 0 days ago; 1742 commits and 1452 merged PRs in 90 days; 36 open issues, 16 open PRs; latest release 2026-10-28"
  },
  "maintenance_verdict": "maintained",
  "maintenance_note": "actively maintained: last commit 0 days ago; 1742 commits and 1452 merged PRs in 90 days; 36 open issues, 16 open PRs; latest release 2026-10-28",
  "maintained": "active",
  "maintained_note": "last commit 0 days ago; 9 open issues, 6 answered or closed",
  "last_commit_at": "2026-10-28T10:41:53Z",
  "last_release_at": "2026-10-28T08:36:00Z",
  "open_issues": 9,
  "answered_issues": 6,
  "platforms_claimed": [
    "linux",
    "mac",
    "windows"
  ],
  "topic": "coding",
  "agent_interfaces": [],
  "agent_interfaces_note": "README metadata is a discovery hint, not pinned documentation proof. Observed interfaces were exercised in this run. An empty list means unknown.",
  "mcp_context": null,
  "tested_at": "2026-10-28T11:07:20.439500+00:00",
  "tested_commit": "f9d944d57fe93992e56d8e2816f27c63a6808a5f",
  "tested_with": {
    "agent": "claude-code",
    "agent_version": "2.1.310 (Claude Code)",
    "model": "claude-haiku-5-5",
    "model_route": "claude-haiku-5-5",
    "reasoning": "low",
    "os": "linux",
    "backend": "hyperv",
    "transport": "mcp-assigned-vm"
  },
  "setup_identity": {
    "repo": "btclib-org/btclib",
    "source": "https://github.com/btclib-org/btclib",
    "commit": "f9d944d57fe93992e56d8e2816f27c63a6808a5f",
    "source_revision": null,
    "os": "linux",
    "architecture": null,
    "backend": "hyperv",
    "model": "claude-haiku-5-5",
    "model_version": "claude-haiku-5-5",
    "agent_execution": "native_agent",
    "agent_runtime": "claude-code",
    "agent_runtime_version": "2.1.310 (Claude Code)",
    "tool_transport": "mcp-assigned-vm",
    "runtime": null,
    "runtime_version": null,
    "runtime_revision": null,
    "sandbox_source": null,
    "guest_setup": null,
    "source_pin": {
      "commit": "f9d944d57fe93992e56d8e2816f27c63a6808a5f",
      "url": "https://github.com/btclib-org/btclib"
    },
    "platform_details": {
      "os": "linux",
      "backend": "hyperv"
    },
    "platform_conflicts": null,
    "reasoning": "low",
    "service_tier": null,
    "resources": {
      "cpus": 2,
      "memory_mib": 4096,
      "disk_mib": 32768
    },
    "operation": "Import btclib from PyPI and run the README-listed Base58 decode API (btclib.base58.decode) on real input",
    "operation_scope": "product operation",
    "hosting": null,
    "kind": "repo",
    "test_version": "readme-2d57868128a84902c09a58991c46c5fe288928e55b1de8282ab5003e13159c2f",
    "evidence_version": null
  },
  "other_model": null,
  "other_run_id": null,
  "models_agree": null,
  "furthest_model": null,
  "transcript_url": "/transcripts/btclib-org--btclib-claude-haiku-5-5-1793185529530184069.txt",
  "report_url": "/reports/btclib-org--btclib-claude-haiku-5-5-1793185529530184069.json"
}