{
  "schemaVersion": 1,
  "task": "PKG-DANMUKU-02",
  "scope": "Controlled historical failure subtask only; parent browser/clock/track/load baseline remains required",
  "wholeTaskComplete": false,
  "capturedAt": "2026-09-13T09:46:29.424Z",
  "sourceCommit": "b0cfbfe3a09a84a295a257e45e4577847588d1cb",
  "environment": {
    "node": "v24.21.0",
    "platform": "win32",
    "architecture": "x64",
    "executable": "refactor/.cache/toolchains/node-v24.21.0-win-x64/node.exe"
  },
  "inputs": {
    "test/helpers/danmuku.js": {
      "sha256LF": "4e4420d6fe7198bd91c7a444f3f82740991181c3a1b2cb8b91b1db6fc759046a"
    },
    "test/danmuku-failures.test.js": {
      "sha256LF": "1d7a4fc988f75239bc33453fe4334c17ab34420b58ae26a33d7fc7471be8bf8f"
    },
    "refactor/baselines/danmuku-release.json": {
      "sha256LF": "82a0ab2e87f108cbb1d09ce1b6647cfefc896d974da1cb60b2668fded18a4b2f"
    },
    "refactor/scripts/danmuku-contract.mjs": {
      "sha256LF": "8ca0996605cfbcd732030708bd67ecedff5018d2b7436fa7247de7bbb39d7573"
    },
    "refactor/changes/2026-09-13-PKG-DANMUKU-02-controlled-failures.md": {
      "sha256LF": "e4373ee55bcd1f96987d6a647663bef9d646e7caa30ba9abf5416202b3873169"
    }
  },
  "tests": {
    "command": "node --test test/danmuku-failures.test.js",
    "exitCode": 0,
    "passed": 42,
    "failed": 0,
    "skipped": 0,
    "log": "refactor/.cache/danmuku02-controlled.log",
    "logSha256": "5e17966b1cd19f045b1d74d2ac065271ddbaeec44b7c5b533d625f3bd5b05670",
    "implementationCount": 3,
    "scenariosPerImplementation": 14
  },
  "lint": {
    "command": "node node_modules/eslint/bin/eslint.js test/helpers/danmuku.js test/danmuku-failures.test.js",
    "exitCode": 0,
    "log": "refactor/.cache/danmuku02-controlled-lint.log",
    "logSha256": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
  },
  "execution": {
    "source": "Immutable Git modules bundled only in memory; Worker import transport controlled, parser actual generated Blob executed in a VM",
    "main": "7c8749288711ef97e80b6f9f00981170aa73f62a8ae25d6d663749a4aef62a8f",
    "legacy": "62db96685c48b8573f0480cead6ac934b1d0382b9fdd0046d17d15d2549c56dc",
    "validator": "Actual frozen published Artplayer 5.4.0 static validator",
    "domAndClock": "Controlled, not a browser/layout/playback claim"
  },
  "isolatedProcesses": {
    "directory": "refactor/.cache/danmuku02-controlled/run-9m9V8f",
    "count": 15,
    "rejectionProcesses": 9,
    "rejectionFlags": "--unhandled-rejections=strict",
    "observation": "uncaughtExceptionMonitor only; errors remain fatal with exit 1 and origin unhandledRejection",
    "heatmapProcesses": 6,
    "vmTimeoutMilliseconds": 100,
    "processTimeoutMilliseconds": 3000,
    "timeoutScope": "Expected VM timeout only for default sampling at width99; explicit sampling1 completes; outer process timeout fails the test",
    "reports": [
      {
        "file": "refactor/.cache/danmuku02-controlled/run-9m9V8f/frozen-source-beforeVisible-reject.json",
        "sha256": "41748d818ad4b20b916140bec42b58687943dec7f1f7faa42e01ef7d57f76b42",
        "implementation": "frozen-source",
        "scenario": "beforeVisible-reject",
        "status": 1,
        "signal": null,
        "errorCode": null,
        "stdout": "{\"stage\":\"fatal\",\"origin\":\"unhandledRejection\",\"error\":\"beforeVisible-original\",\"settled\":false,\"errors\":0}\n"
      },
      {
        "file": "refactor/.cache/danmuku02-controlled/run-9m9V8f/frozen-source-fetch-reject.json",
        "sha256": "8f05b57fe32605ff3233394304d7851760ed8335e7cb2cd4314e3399e54f6efa",
        "implementation": "frozen-source",
        "scenario": "fetch-reject",
        "status": 1,
        "signal": null,
        "errorCode": null,
        "stdout": "{\"stage\":\"fatal\",\"origin\":\"unhandledRejection\",\"error\":\"fetch-original\",\"settled\":false,\"errors\":0}\n"
      },
      {
        "file": "refactor/.cache/danmuku02-controlled/run-9m9V8f/frozen-source-heatmap-positive.json",
        "sha256": "faf1edb2e96a800a7605db93e1266d3cb7304672609843f061ee09484251e841",
        "implementation": "frozen-source",
        "scenario": "heatmap-positive",
        "status": 0,
        "signal": null,
        "errorCode": null,
        "stdout": "heatmap-ready\n{\"stage\":\"complete\"}\n"
      },
      {
        "file": "refactor/.cache/danmuku02-controlled/run-9m9V8f/frozen-source-heatmap-zero.json",
        "sha256": "5d3f166e103cccd2e6ba6b81e6cbcf95454f11c2f15427b41763a73ff4099dd8",
        "implementation": "frozen-source",
        "scenario": "heatmap-zero",
        "status": 0,
        "signal": null,
        "errorCode": null,
        "stdout": "heatmap-ready\n{\"stage\":\"bounded-timeout\",\"code\":\"ERR_SCRIPT_EXECUTION_TIMEOUT\"}\n"
      },
      {
        "file": "refactor/.cache/danmuku02-controlled/run-9m9V8f/frozen-source-text-reject.json",
        "sha256": "261c3206b5180ff0e093b21a842e1bcd1dbcbccea637574c2a15416a75a706ba",
        "implementation": "frozen-source",
        "scenario": "text-reject",
        "status": 1,
        "signal": null,
        "errorCode": null,
        "stdout": "{\"stage\":\"fatal\",\"origin\":\"unhandledRejection\",\"error\":\"text-original\",\"settled\":false,\"errors\":0}\n"
      },
      {
        "file": "refactor/.cache/danmuku02-controlled/run-9m9V8f/published-5.3.0-legacy-beforeVisible-reject.json",
        "sha256": "6f2c59251bcb37d029eac4e1edd68fb0bedd6499781f045a384e40e0bf2810ef",
        "implementation": "published-5.3.0-legacy",
        "scenario": "beforeVisible-reject",
        "status": 1,
        "signal": null,
        "errorCode": null,
        "stdout": "{\"stage\":\"fatal\",\"origin\":\"unhandledRejection\",\"error\":\"beforeVisible-original\",\"settled\":false,\"errors\":0}\n"
      },
      {
        "file": "refactor/.cache/danmuku02-controlled/run-9m9V8f/published-5.3.0-legacy-fetch-reject.json",
        "sha256": "76e39a61d50e7a2722ae8fef16672764b91e28d6b8496b7bbd13cdf908418e13",
        "implementation": "published-5.3.0-legacy",
        "scenario": "fetch-reject",
        "status": 1,
        "signal": null,
        "errorCode": null,
        "stdout": "{\"stage\":\"fatal\",\"origin\":\"unhandledRejection\",\"error\":\"fetch-original\",\"settled\":false,\"errors\":0}\n"
      },
      {
        "file": "refactor/.cache/danmuku02-controlled/run-9m9V8f/published-5.3.0-legacy-heatmap-positive.json",
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        "implementation": "published-5.3.0-legacy",
        "scenario": "heatmap-positive",
        "status": 0,
        "signal": null,
        "errorCode": null,
        "stdout": "heatmap-ready\n{\"stage\":\"complete\"}\n"
      },
      {
        "file": "refactor/.cache/danmuku02-controlled/run-9m9V8f/published-5.3.0-legacy-heatmap-zero.json",
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        "implementation": "published-5.3.0-legacy",
        "scenario": "heatmap-zero",
        "status": 0,
        "signal": null,
        "errorCode": null,
        "stdout": "heatmap-ready\n{\"stage\":\"bounded-timeout\",\"code\":\"ERR_SCRIPT_EXECUTION_TIMEOUT\"}\n"
      },
      {
        "file": "refactor/.cache/danmuku02-controlled/run-9m9V8f/published-5.3.0-legacy-text-reject.json",
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        "implementation": "published-5.3.0-legacy",
        "scenario": "text-reject",
        "status": 1,
        "signal": null,
        "errorCode": null,
        "stdout": "{\"stage\":\"fatal\",\"origin\":\"unhandledRejection\",\"error\":\"text-original\",\"settled\":false,\"errors\":0}\n"
      },
      {
        "file": "refactor/.cache/danmuku02-controlled/run-9m9V8f/published-5.3.0-main-beforeVisible-reject.json",
        "sha256": "338d99844c2e05ac121beef206550a0f590c11e6b4caf3f702cce62c68d3c79d",
        "implementation": "published-5.3.0-main",
        "scenario": "beforeVisible-reject",
        "status": 1,
        "signal": null,
        "errorCode": null,
        "stdout": "{\"stage\":\"fatal\",\"origin\":\"unhandledRejection\",\"error\":\"beforeVisible-original\",\"settled\":false,\"errors\":0}\n"
      },
      {
        "file": "refactor/.cache/danmuku02-controlled/run-9m9V8f/published-5.3.0-main-fetch-reject.json",
        "sha256": "97428c512f7eb613a1102532170b92a395f6845b83e03d4242084ffd69617a45",
        "implementation": "published-5.3.0-main",
        "scenario": "fetch-reject",
        "status": 1,
        "signal": null,
        "errorCode": null,
        "stdout": "{\"stage\":\"fatal\",\"origin\":\"unhandledRejection\",\"error\":\"fetch-original\",\"settled\":false,\"errors\":0}\n"
      },
      {
        "file": "refactor/.cache/danmuku02-controlled/run-9m9V8f/published-5.3.0-main-heatmap-positive.json",
        "sha256": "a44cbec41648ea681eb4745561e704596aa0c2e4bc4c4024084701434a0a0fe1",
        "implementation": "published-5.3.0-main",
        "scenario": "heatmap-positive",
        "status": 0,
        "signal": null,
        "errorCode": null,
        "stdout": "heatmap-ready\n{\"stage\":\"complete\"}\n"
      },
      {
        "file": "refactor/.cache/danmuku02-controlled/run-9m9V8f/published-5.3.0-main-heatmap-zero.json",
        "sha256": "5677249e3b1d26932b27ff8f2a8749c1c6e2d1e409ff090e6d3722ff0660255a",
        "implementation": "published-5.3.0-main",
        "scenario": "heatmap-zero",
        "status": 0,
        "signal": null,
        "errorCode": null,
        "stdout": "heatmap-ready\n{\"stage\":\"bounded-timeout\",\"code\":\"ERR_SCRIPT_EXECUTION_TIMEOUT\"}\n"
      },
      {
        "file": "refactor/.cache/danmuku02-controlled/run-9m9V8f/published-5.3.0-main-text-reject.json",
        "sha256": "f56b3c1f0d07f269f92a23d7751fc18c6b0b881c5458ddf98a33cdfe1c2c5401",
        "implementation": "published-5.3.0-main",
        "scenario": "text-reject",
        "status": 1,
        "signal": null,
        "errorCode": null,
        "stdout": "{\"stage\":\"fatal\",\"origin\":\"unhandledRejection\",\"error\":\"text-original\",\"settled\":false,\"errors\":0}\n"
      }
    ]
  },
  "reproduced": [
    {
      "id": "DMK-FAIL-01",
      "issue": "fetch rejection leaves public load pending and skips error event",
      "next": "PKG-DANMUKU-03"
    },
    {
      "id": "DMK-FAIL-02",
      "issue": "response.text rejection leaves public load pending and skips error event",
      "next": "PKG-DANMUKU-03"
    },
    {
      "id": "DMK-FAIL-03",
      "issue": "beforeVisible rejection becomes an ignored animation callback rejection",
      "next": "PKG-DANMUKU-04"
    },
    {
      "id": "DMK-FAIL-04",
      "issue": "width99 default sampling0 does not advance heatmap loop; positive control succeeds",
      "next": "PKG-DANMUKU-05"
    },
    {
      "id": "DMK-FAIL-05",
      "issue": "parser Worker error has no handler/settlement or destruction cleanup",
      "next": "PKG-DANMUKU-03"
    },
    {
      "id": "DMK-FAIL-06",
      "issue": "actual generated parser ignores empty XML and load remains pending",
      "next": "PKG-DANMUKU-03"
    },
    {
      "id": "DMK-FAIL-07",
      "issue": "successful parser does not revoke its Blob URL",
      "next": "PKG-DANMUKU-05"
    },
    {
      "id": "DMK-FAIL-08",
      "issue": "parser completion can populate queue and emit loaded after destroy",
      "next": "PKG-DANMUKU-03"
    },
    {
      "id": "DMK-FAIL-09",
      "issue": "old replacement load overwrites the newer completed queue",
      "next": "PKG-DANMUKU-03"
    },
    {
      "id": "DMK-FAIL-10",
      "issue": "function input resolves and emits loaded after destroy",
      "next": "PKG-DANMUKU-03"
    },
    {
      "id": "DMK-FAIL-11",
      "issue": "beforeVisible continuation allocates DOM and attempts terminated-worker post after destroy",
      "next": "PKG-DANMUKU-04"
    },
    {
      "id": "DMK-FAIL-12",
      "issue": "already delivered Worker response continuation changes state after destroy",
      "next": "PKG-DANMUKU-04"
    },
    {
      "id": "DMK-FAIL-13",
      "issue": "play/playing duplicate loops overwrite response handlers and strand an earlier Promise",
      "next": "PKG-DANMUKU-04"
    },
    {
      "id": "DMK-FAIL-14",
      "issue": "pause/destroy leaves a previously scheduled duplicate frame",
      "next": "PKG-DANMUKU-04"
    }
  ],
  "limitations": [
    "Historical defect observations must not become candidate normal expectations",
    "No native browser or server started",
    "No actual Bilibili/media request, native Worker/CSP, video clock or layout tested",
    "Late Worker continuation test delivers before terminate and resumes after it; no post-terminate native event guarantee assumed",
    "Real track/clock/load/performance and visual/browser evidence required for whole task",
    "No production source/declaration/artifact edits and no publication readiness conclusion"
  ],
  "productionChanged": false,
  "browserValidated": false,
  "releaseReady": false
}