metadata-evidence.json

{
  "status": "accepted M2 metadata checkpoint; EP-14 incomplete",
  "fingerprint": "45f359cd7b2b9c20d8a0c81ffe8f139dd405a2b6805b1b2151dd3eba60bc5862",
  "runs": {
    "normal": {
      "log": "/tmp/rdkafka-ep14-metadata-normal.log",
      "sha256": "f0889937e841788a06596e0bcf1a59e57375aabaf7edb73839de9a5d913d65a4",
      "passed": 10,
      "seconds": 11.01
    },
    "instrumented-haskell": {
      "log": "/tmp/rdkafka-ep14-metadata-hpc-final.log",
      "sha256": "22a8bc77266712e109f07ad22ad7eff7f404e03c6bf2d17349f8792a3b18eaed",
      "passed": 10,
      "seconds": 11.11
    },
    "instrumented-native": {
      "log": "/tmp/rdkafka-ep14-metadata-asan.log",
      "sha256": "9d57cbc7c145f5dca84dbb081b65a3aebc76a2984be021070729574cd0784917",
      "passed": 10,
      "seconds": 11.14
    }
  },
  "mutations": "dist-mutations/20261024T164556Z-metadata-78004-0/results.json",
  "compiled_mutations_caught": 5,
  "controls": 1,
  "baseline": {
    "revision": "9b76605",
    "log": "/tmp/rdkafka-ep14-metadata-baseline.log",
    "observed": [
      "metadata and group acquisition cancellation each retain one native result",
      "normal result destruction waits for garbage collection",
      "missing topic convenience query returns an empty success list",
      "mixed timestamp query discards member failure"
    ],
    "fixture_correction": "The initial unreachable-broker assertion expected TimedOut; source and observation show Transport before a broker connection exists. This expectation failure is excluded from defect evidence."
  },
  "discarded_builds": {
    "mutation": "dist-mutations/20261024T164500Z-metadata-75772-0",
    "haskell_coverage": "/tmp/rdkafka-ep14-metadata-hpc.log",
    "reason": "A test indentation error failed compilation; fixed before the accepted builds. No build failure counts as a caught mutation."
  },
  "scope": [
    "exact topic/partition identity, leaders, replicas and watermarks",
    "before/at/after timestamp queries and duplicate/empty partition requests",
    "missing-topic and timestamp-query member errors",
    "real stable and empty groups, exact client identity and all/specific group consistency",
    "native-owned controlled group strings including CompletingRebalance and FutureState",
    "isolated native-return cancellation and native retained-result counter control"
  ],
  "native_ownership": "Explicitly finalize native metadata and group results after copying while retaining the client. Cancellation children avoid competing with managed ForeignPtr finalizers; baseline pre-owner failures terminate with the detected outstanding allocation. Native-only retained control frees its own result after assertion.",
  "native_library": "mori://confluentinc/librdkafka",
  "native_version": "2.15.0",
  "native_diagnostic_control": "docs/testing/callback-native-diagnostics.json",
  "leak_instrumentation": false,
  "required_checks": "/tmp/rdkafka-ep14-metadata-check.log",
  "remaining": "Remaining public contracts and input boundaries, saved deprecated-seek diagnosis, full mapped coverage reconciliation and EP-15 environments remain open."
}