{
  "format": "laguna-shared-gate-up-m8-counter-terminal-negative-v1",
  "created_utc": "2026-07-24T06:38:00Z",
  "status": "counter_failed_stop_before_endpoint_no_rerun",
  "counter_passed": false,
  "treatment": {
    "control": "two separate ordered stride-zero B=8 M=1 K=3072 N=256 BF16 BMMs",
    "candidate": "two separate ordered native M=8 K=3072 N=256 BF16 MMs",
    "arm_order": [
      "A1",
      "B1",
      "B2",
      "A2"
    ],
    "pairs_per_arm": 13,
    "discarded_pair_indices": [
      0,
      1
    ],
    "retained_pair_indices": [
      2,
      3,
      4,
      5,
      6,
      7,
      8,
      9,
      10,
      11,
      12
    ]
  },
  "identity": {
    "tooling_commit": "34db11e8f9cee45e455390da7961e28c959b0441",
    "authorization_commit": "a8c8c595978e1803a354869d53cef77cae79781c",
    "authorization_packet": "data/laguna-s-2.1-shared-gate-up-m8-counter-authorization-20260724T063300Z.json",
    "authorization_sha256": "a91749870de477207d21c464660adde164cf1c9b24faca2e62d836a4046b4748",
    "vllm_commit": "503f7784cf9d1704109b1e4650427fb4f417d604",
    "kernel_commit": "c59aaadbbfd350c2b5f4ad663e247c2811ae3181",
    "boot_id": "0b7f98a5-e50a-46a5-81ea-15938b55317a"
  },
  "campaign": {
    "root": "/mnt/fast-ai/llm-optimization-artifacts/laguna-s-2.1/runs/shared-gate-up-m8-counters-20260724T063300Z",
    "first_and_only_capture": true,
    "all_16_arms_closed": true,
    "intent_sha256": "591aeb60b3fddf42006f1152a7ee307c6f814145f64c1cb9a10c68de29e8a7c1",
    "open_sha256": "473ec7f973a0f3ecf86f7cf0c17dcaf38ff4828c1ed4622988f70f4523393516",
    "complete_sha256": "0c082d4c3ce71987587ba5c8293ad6348d750840a3084121714a581baa943654",
    "analysis_error_sha256": "7f6738d0b8c75b43e63ced5208a89cadfe7f9c6fff63ec423c38133fc8ed9b84",
    "analysis_error": "nonzero invalidity/traffic proxy SLM_BYTE_READ[bytes]",
    "external_usb_used": false
  },
  "exactness": {
    "all_16_input_gate_up_hash_tuples_identical": true,
    "all_13_repeats_exact_within_each_arm": true,
    "input_fixture_sha256": "49fd9c1dc22472e942bfae8031b8b8e5aa08ffb85b98158edea6c3134d16bd37",
    "gate_output_sha256": "bf117165cb35ce114581e127522ba287b9440b7ef88ea8ed068647556edc5e40",
    "up_output_sha256": "0f005ce34fbf306b9177b2f70043cb0ef4ad8b3472d3a40774f25676f4b0be32",
    "component_final_manifest_sha256": "8aa2a45a8bcc31c5d2e84e5f55568ad43144ebd6c380d6d914cf91f77d10a10"
  },
  "frozen_parser_failure": {
    "metric_rows_checked_diagnostically": 416,
    "slm_byte_read_per_row": 245760,
    "slm_byte_write_per_row": 245760,
    "slm_bank_conflict_count_per_row": 0,
    "load_store_cache_partial_write_count_per_row": 0,
    "load_store_cache_byte_write_per_row": 0,
    "interpretation": "The preregistered parser classified nonzero SLM traffic as a failure. The rule is not weakened after capture; the campaign remains failed."
  },
  "sealed_bytes_diagnostic_only": {
    "purpose": "Show that relaxing the SLM rule could not rescue this campaign; this is not a replacement analyzer decision.",
    "global_candidate_vs_control_gpu_time_ratio": 0.9935168008567767,
    "global_pass_cannot_rescue": true,
    "cards": [
      {
        "rank": 0,
        "b1_vs_a1_gpu_time_ratio": 0.9947668154532862,
        "b2_vs_a2_gpu_time_ratio": 0.6338452273411622,
        "candidate_vs_control_gpu_time_ratio": 0.8123144835984473,
        "gpu_memory_read_ratio": 0.999884837404811,
        "lsc_read_ratio": 1.0,
        "occupancy_delta_percentage_points": 0.798426795454553,
        "xve_active_delta_percentage_points": -0.3897759999999999,
        "xve_stall_delta_percentage_points": 1.105145068181816,
        "matched_pairs_pass": true,
        "aggregate_gpu_time_pass": true,
        "complete_guardrails_pass": false
      },
      {
        "rank": 1,
        "b1_vs_a1_gpu_time_ratio": 0.9371802741968488,
        "b2_vs_a2_gpu_time_ratio": 1.4013313291818768,
        "candidate_vs_control_gpu_time_ratio": 1.1636630343671417,
        "gpu_memory_read_ratio": 1.0001079672643256,
        "lsc_read_ratio": 1.0,
        "occupancy_delta_percentage_points": 1.1053522954545514,
        "xve_active_delta_percentage_points": 0.5884299090909089,
        "xve_stall_delta_percentage_points": 0.645766363636362,
        "matched_pairs_pass": false,
        "aggregate_gpu_time_pass": false,
        "complete_guardrails_pass": false
      },
      {
        "rank": 2,
        "b1_vs_a1_gpu_time_ratio": 1.0566528862348799,
        "b2_vs_a2_gpu_time_ratio": 0.8155153836944811,
        "candidate_vs_control_gpu_time_ratio": 0.9213249126578879,
        "gpu_memory_read_ratio": 0.999733719080827,
        "lsc_read_ratio": 1.0,
        "occupancy_delta_percentage_points": 1.7410082727272709,
        "xve_active_delta_percentage_points": 0.11173231818181861,
        "xve_stall_delta_percentage_points": 1.6509953863636397,
        "matched_pairs_pass": false,
        "aggregate_gpu_time_pass": true,
        "complete_guardrails_pass": false
      },
      {
        "rank": 3,
        "b1_vs_a1_gpu_time_ratio": 0.9568818514007309,
        "b2_vs_a2_gpu_time_ratio": 1.320945945945946,
        "candidate_vs_control_gpu_time_ratio": 1.1179187610379024,
        "gpu_memory_read_ratio": 1.0002519308701694,
        "lsc_read_ratio": 1.0,
        "occupancy_delta_percentage_points": -2.4509552727272705,
        "xve_active_delta_percentage_points": -0.20403731818181914,
        "xve_stall_delta_percentage_points": -2.292901727272728,
        "matched_pairs_pass": false,
        "aggregate_gpu_time_pass": false,
        "complete_guardrails_pass": false
      }
    ],
    "failed_required_matched_comparisons": [
      "rank1 B2 versus A2",
      "rank2 B1 versus A1",
      "rank3 B2 versus A2"
    ],
    "failed_required_card_aggregates": [
      1,
      3
    ],
    "conclusion": "The candidate is not robust under cold per-dispatch counters. The diagnostic global 0.6483% GPU-time win cannot rescue failed matched comparisons, card aggregates, or guardrails."
  },
  "authorization": {
    "counter_reexecution_authorized": false,
    "offline_parser_acceptance_change_authorized": false,
    "endpoint_preregistration_construction_authorized": false,
    "endpoint_authorized": false,
    "service_authorized": false,
    "model_generation_performed": false,
    "network_access_performed": false,
    "payload_created": false,
    "localmaxxing_submission_made": false,
    "reboot_performed": false
  },
  "next_action": "Close the separate shared gate+up native-M8 promotion lane. Use this negative to design a materially different, preregistered optimization; never rerun or reinterpret this capture as a pass."
}