{
  "header_revision": "384f8443a102334539226f4e6e2a6a4a8b63300b",
  "harness_revision": "99dce20",
  "header_modifications": [],
  "host": "Apple M2 Max",
  "compiler": "Apple clang version 21.0.0 (clang-2100.1.1.101)",
  "release_flags": [
    "-O3",
    "-g",
    "-DNDEBUG",
    "-Wall",
    "-Wextra",
    "-Werror"
  ],
  "cpp_standard": "C++20",
  "ctest": {
    "configuration": "Debug, ASan/UBSan",
    "tests": 3,
    "passed": 3,
    "changed_value_tombstone_miss_checks": 16384,
    "timings_used": false,
    "binaries": {
      "bench": "aa9b05cf5f384a8ca6b638db797f7be023c4e9246f1baa949d3420a6e749aff6",
      "check": "b2d83389aa295ab6c4e3bb5fe514809d762572e3a0f8ea3309679edbd3200478"
    }
  },
  "observations": 972,
  "processes": 54,
  "matched_cases": 54,
  "all_observations_retained": true,
  "scheduling": "USER_INITIATED requested and verified on benchmark thread only",
  "byte_policy": "storage_policy<unsorted<optional<string>>,15,exponential_golomb<0>,15>",
  "bit_policy": "storage_policy<bin<tip<unsorted<optional<string>>>,sort_undefined>,15,exponential_golomb<0>,15>",
  "value_semantics": "ordinary optional<string> grammar with32byte live values, not a fixed-value-width codec",
  "equivalence": "Matched logical and query fingerprints plus exact-value oracles and every timed query-count/checksum pair agree across profiles. Encoded-stream fingerprints are intentionally profile-specific."
}