{
  "schema_version": 1,
  "context": {
    "repository": "aliilyas/bruster",
    "sha": "990b7e6179d5fe17688c2b5361ce753a45b5aa4c",
    "run_id": 40653568407,
    "run_number": 10,
    "run_attempt": 1,
    "run_url": "https://github.com/aliilyas/bruster/actions/runs/40653568407"
  },
  "metadata": {
    "started_utc": "2026-10-28T08:00:21.503031+00:00",
    "platform": "Linux-6.17.0-1022-azure-x86_64-with-glibc2.39",
    "os": {
      "NAME": "Ubuntu",
      "ID": "ubuntu",
      "PRETTY_NAME": "Ubuntu 24.04.5 LTS",
      "VERSION_ID": "24.04",
      "VERSION": "24.04.5 LTS (Noble Numbat)",
      "VERSION_CODENAME": "noble",
      "ID_LIKE": "debian",
      "HOME_URL": "https://www.ubuntu.com/",
      "SUPPORT_URL": "https://help.ubuntu.com/",
      "BUG_REPORT_URL": "https://bugs.launchpad.net/ubuntu/",
      "PRIVACY_POLICY_URL": "https://www.ubuntu.com/legal/terms-and-policies/privacy-policy",
      "UBUNTU_CODENAME": "noble",
      "LOGO": "ubuntu-logo"
    },
    "node": "v26.12.1",
    "chrome": "Google Chrome for Testing 156.0.8078.4",
    "headless_shell": "Google Chrome for Testing 156.0.8078.4",
    "cpu_count": 4,
    "cpu_model": "Intel(R) Xeon(R) Platinum 8370C CPU @ 2.80GHz",
    "mem_total_kib": 16372436,
    "runner_image": {
      "ImageOS": "ubuntu24",
      "ImageVersion": "20261023.334.3",
      "RUNNER_ARCH": "X64"
    },
    "session_environment": {
      "display_set": true,
      "session_bus_address_set": false,
      "XDG_CURRENT_DESKTOP": null,
      "GTK_USE_PORTAL": null,
      "GTK_MODULES": null,
      "NO_AT_BRIDGE": null,
      "BRUSTER_USE_SESSION_BUS": null
    },
    "rustc": "rustc 1.99.1 (58cf8f9c3 2026-10-13)",
    "gtk": "3.24.41",
    "webkitgtk": "2.52.6",
    "packages": {
      "playwright-core": "1.64.1",
      "puppeteer-core": "25.16.0",
      "agent-browser": "0.40.0"
    },
    "bruster_bytes": 1452808,
    "bruster_sha256": "c593fd6b16f85396b07601e6bb14c5284d3b7c0ce68e11674b90ffab63d5971a",
    "chrome_sha256": "377a9fc07b495c3b8d0ab8ec1fdfd153641759f9756fea34d8dfce4de82f5025",
    "headless_shell_sha256": "4fa61f0ba0b4f89b7bec242c32ca16d3bccf69dbfef0651924a9ba8fede5f9d6",
    "rounds": 10,
    "iterations": 10,
    "common_extraction_js": "(() => ({\n  title: document.title,\n  elements: Array.from(document.querySelectorAll('h1,h2,h3,p,li,a,input,button,select,textarea'))\n    .filter(e => { const r = e.getBoundingClientRect(); return r.width > 0 && r.height > 0; })\n    .map(e => ({tag: e.tagName.toLowerCase(),\n      name: (e.getAttribute('aria-label') || e.getAttribute('placeholder') || e.textContent || '').trim(),\n      href: e.getAttribute('href'), value: 'value' in e ? e.value : null}))\n}))()",
    "harness_sha256": {
      "bench_compare.py": "b0ae6d143db99830cb3dc0dac2c20f953c5b4cb545005cb42f8b3830ea834155",
      "bench_competitor_driver.mjs": "c9bb792d8d3a1a60f1b0f5fe6a1775e865ca715858f3b2da13ba2162f75077fe",
      "bench_audit.py": "df91d7a203077227c82fc6730033498ea20badaf519c6dd8f6bf10b1c6ae006c"
    },
    "package_lock_sha256": "210628238686d22733351fad6e50abaee12565f3664605aa8ac740ad9931716e",
    "args": {
      "bruster": "/home/runner/work/bruster/bruster/target/release/bruster",
      "node": "/opt/hostedtoolcache/node/26.12.1/x64/bin/node",
      "chrome": "/home/runner/work/_temp/benchmark-browsers/chromium-1248/chrome-linux64/chrome",
      "shell": "/home/runner/work/_temp/benchmark-browsers/chromium_headless_shell-1248/chrome-headless-shell-linux64/chrome-headless-shell",
      "deps": "/home/runner/work/_temp/benchmark-deps",
      "output": "/home/runner/work/_temp/benchmark-results",
      "rounds": 10,
      "iterations": 10,
      "tools": [
        "bruster",
        "playwright",
        "puppeteer",
        "agent-browser",
        "playwright-shell"
      ]
    },
    "finished_utc": "2026-10-28T08:04:47.120238+00:00"
  },
  "summary": {
    "bruster": {
      "startup_ms": {
        "n": 10,
        "median": 142.4735705,
        "min": 132.69312,
        "max": 1267.130993
      },
      "first_navigation_ms": {
        "n": 10,
        "median": 571.6294045,
        "min": 132.065486,
        "max": 574.838114
      },
      "launch_to_first_page_ms": {
        "n": 10,
        "median": 714.2041185,
        "min": 700.291679,
        "max": 1399.471834
      },
      "tiny_navigation_ms": {
        "n": 100,
        "median": 8.280288,
        "min": 3.935557,
        "max": 10.740777
      },
      "tiny_extract_ms": {
        "n": 100,
        "median": 1.0944295,
        "min": 0.865734,
        "max": 4.465503
      },
      "large_navigation_ms": {
        "n": 50,
        "median": 30.243005,
        "min": 28.573563,
        "max": 34.5692
      },
      "large_extract_ms": {
        "n": 50,
        "median": 21.516733000000002,
        "min": 13.158462,
        "max": 35.534615
      },
      "large_extract_json_ms": {
        "n": 50,
        "median": 21.72617,
        "min": 11.217527,
        "max": 35.507149
      },
      "image_navigation_ms": {
        "n": 30,
        "median": 116.565325,
        "min": 110.981279,
        "max": 118.884907
      },
      "screenshot_ms": {
        "n": 20,
        "median": 35.2393065,
        "min": 34.35585,
        "max": 36.522727
      },
      "rss_mib": {
        "n": 10,
        "median": 403.21875,
        "min": 400.77734375,
        "max": 414.40234375
      },
      "pss_mib": {
        "n": 10,
        "median": 243.984375,
        "min": 243.5673828125,
        "max": 253.78515625
      },
      "display_pss_mib": {
        "n": 10,
        "median": 40.34716796875,
        "min": 36.3193359375,
        "max": 41.033203125
      },
      "total_pss_mib": {
        "n": 10,
        "median": 284.83251953125,
        "min": 279.88671875,
        "max": 294.1328125
      },
      "process_count": {
        "n": 10,
        "median": 3.0,
        "min": 3,
        "max": 3
      },
      "sessions_with_failures": 0,
      "fault_probe_failures": {},
      "lifecycle_failures": {},
      "recovery_retry_passes": 0,
      "failures": []
    },
    "playwright-shell": {
      "startup_ms": {
        "n": 10,
        "median": 522.6075370000001,
        "min": 503.427593,
        "max": 539.081508
      },
      "first_navigation_ms": {
        "n": 10,
        "median": 19.5829645,
        "min": 18.664623,
        "max": 20.774421
      },
      "launch_to_first_page_ms": {
        "n": 10,
        "median": 542.3431495,
        "min": 522.464871,
        "max": 558.923508
      },
      "tiny_navigation_ms": {
        "n": 100,
        "median": 11.7346015,
        "min": 9.911456,
        "max": 16.964729
      },
      "tiny_extract_ms": {
        "n": 100,
        "median": 3.5789635,
        "min": 2.644013,
        "max": 7.676166
      },
      "large_navigation_ms": {
        "n": 50,
        "median": 34.4605075,
        "min": 23.542539,
        "max": 49.34131
      },
      "large_extract_ms": {
        "n": 50,
        "median": 105.6427345,
        "min": 81.258415,
        "max": 164.998993
      },
      "large_extract_json_ms": {
        "n": 50,
        "median": 22.9034445,
        "min": 8.121594,
        "max": 36.567376
      },
      "image_navigation_ms": {
        "n": 30,
        "median": 120.22715199999999,
        "min": 118.386037,
        "max": 133.298181
      },
      "screenshot_ms": {
        "n": 20,
        "median": 44.515701,
        "min": 30.767933,
        "max": 52.857492
      },
      "rss_mib": {
        "n": 10,
        "median": 595.404296875,
        "min": 592.49609375,
        "max": 599.703125
      },
      "pss_mib": {
        "n": 10,
        "median": 328.07958984375,
        "min": 325.990234375,
        "max": 330.369140625
      },
      "display_pss_mib": {
        "n": 10,
        "median": 0.0,
        "min": 0.0,
        "max": 0.0
      },
      "total_pss_mib": {
        "n": 10,
        "median": 328.07958984375,
        "min": 325.990234375,
        "max": 330.369140625
      },
      "process_count": {
        "n": 10,
        "median": 7.0,
        "min": 7,
        "max": 7
      },
      "sessions_with_failures": 10,
      "fault_probe_failures": {
        "recovery_after_navigation_error": 10
      },
      "lifecycle_failures": {},
      "recovery_retry_passes": 10,
      "failures": [
        {
          "round": 1,
          "name": "recovery_after_navigation_error",
          "pass": false,
          "error": "navigate: page.goto: Navigation to \"http://127.0.0.1:40673/tiny?recovery=1\" is interrupted by another navigation to \"chrome-error://chromewebdata/\"\nCall log:\n  - navigating to \"http://127.0.0.1:40673/tiny?recovery=1\", waiting until \"load\"\n\n    at /home/runner/work/bruster/bruster/scripts/bench_competitor_driver.mjs:40:37"
        },
        {
          "round": 2,
          "name": "recovery_after_navigation_error",
          "pass": false,
          "error": "navigate: page.goto: Navigation to \"http://127.0.0.1:40673/tiny?recovery=1\" is interrupted by another navigation to \"chrome-error://chromewebdata/\"\nCall log:\n  - navigating to \"http://127.0.0.1:40673/tiny?recovery=1\", waiting until \"load\"\n\n    at /home/runner/work/bruster/bruster/scripts/bench_competitor_driver.mjs:40:37"
        },
        {
          "round": 3,
          "name": "recovery_after_navigation_error",
          "pass": false,
          "error": "navigate: page.goto: Navigation to \"http://127.0.0.1:40673/tiny?recovery=1\" is interrupted by another navigation to \"chrome-error://chromewebdata/\"\nCall log:\n  - navigating to \"http://127.0.0.1:40673/tiny?recovery=1\", waiting until \"load\"\n\n    at /home/runner/work/bruster/bruster/scripts/bench_competitor_driver.mjs:40:37"
        },
        {
          "round": 4,
          "name": "recovery_after_navigation_error",
          "pass": false,
          "error": "navigate: page.goto: Navigation to \"http://127.0.0.1:40673/tiny?recovery=1\" is interrupted by another navigation to \"chrome-error://chromewebdata/\"\nCall log:\n  - navigating to \"http://127.0.0.1:40673/tiny?recovery=1\", waiting until \"load\"\n\n    at /home/runner/work/bruster/bruster/scripts/bench_competitor_driver.mjs:40:37"
        },
        {
          "round": 5,
          "name": "recovery_after_navigation_error",
          "pass": false,
          "error": "navigate: page.goto: Navigation to \"http://127.0.0.1:40673/tiny?recovery=1\" is interrupted by another navigation to \"chrome-error://chromewebdata/\"\nCall log:\n  - navigating to \"http://127.0.0.1:40673/tiny?recovery=1\", waiting until \"load\"\n\n    at /home/runner/work/bruster/bruster/scripts/bench_competitor_driver.mjs:40:37"
        },
        {
          "round": 6,
          "name": "recovery_after_navigation_error",
          "pass": false,
          "error": "navigate: page.goto: Navigation to \"http://127.0.0.1:40673/tiny?recovery=1\" is interrupted by another navigation to \"chrome-error://chromewebdata/\"\nCall log:\n  - navigating to \"http://127.0.0.1:40673/tiny?recovery=1\", waiting until \"load\"\n\n    at /home/runner/work/bruster/bruster/scripts/bench_competitor_driver.mjs:40:37"
        },
        {
          "round": 7,
          "name": "recovery_after_navigation_error",
          "pass": false,
          "error": "navigate: page.goto: Navigation to \"http://127.0.0.1:40673/tiny?recovery=1\" is interrupted by another navigation to \"chrome-error://chromewebdata/\"\nCall log:\n  - navigating to \"http://127.0.0.1:40673/tiny?recovery=1\", waiting until \"load\"\n\n    at /home/runner/work/bruster/bruster/scripts/bench_competitor_driver.mjs:40:37"
        },
        {
          "round": 8,
          "name": "recovery_after_navigation_error",
          "pass": false,
          "error": "navigate: page.goto: Navigation to \"http://127.0.0.1:40673/tiny?recovery=1\" is interrupted by another navigation to \"chrome-error://chromewebdata/\"\nCall log:\n  - navigating to \"http://127.0.0.1:40673/tiny?recovery=1\", waiting until \"load\"\n\n    at /home/runner/work/bruster/bruster/scripts/bench_competitor_driver.mjs:40:37"
        },
        {
          "round": 9,
          "name": "recovery_after_navigation_error",
          "pass": false,
          "error": "navigate: page.goto: Navigation to \"http://127.0.0.1:40673/tiny?recovery=1\" is interrupted by another navigation to \"chrome-error://chromewebdata/\"\nCall log:\n  - navigating to \"http://127.0.0.1:40673/tiny?recovery=1\", waiting until \"load\"\n\n    at /home/runner/work/bruster/bruster/scripts/bench_competitor_driver.mjs:40:37"
        },
        {
          "round": 10,
          "name": "recovery_after_navigation_error",
          "pass": false,
          "error": "navigate: page.goto: Navigation to \"http://127.0.0.1:40673/tiny?recovery=1\" is interrupted by another navigation to \"chrome-error://chromewebdata/\"\nCall log:\n  - navigating to \"http://127.0.0.1:40673/tiny?recovery=1\", waiting until \"load\"\n\n    at /home/runner/work/bruster/bruster/scripts/bench_competitor_driver.mjs:40:37"
        }
      ]
    },
    "playwright": {
      "startup_ms": {
        "n": 10,
        "median": 710.1903785,
        "min": 680.401179,
        "max": 764.784403
      },
      "first_navigation_ms": {
        "n": 10,
        "median": 52.0283225,
        "min": 45.053786,
        "max": 56.111967
      },
      "launch_to_first_page_ms": {
        "n": 10,
        "median": 763.3909115,
        "min": 727.33779,
        "max": 818.633309
      },
      "tiny_navigation_ms": {
        "n": 100,
        "median": 23.217360999999997,
        "min": 14.769385,
        "max": 38.986795
      },
      "tiny_extract_ms": {
        "n": 100,
        "median": 9.5231885,
        "min": 3.507799,
        "max": 20.339983
      },
      "large_navigation_ms": {
        "n": 50,
        "median": 42.6861445,
        "min": 29.622928,
        "max": 55.053003
      },
      "large_extract_ms": {
        "n": 50,
        "median": 111.5935385,
        "min": 82.635114,
        "max": 157.092055
      },
      "large_extract_json_ms": {
        "n": 50,
        "median": 16.634750500000003,
        "min": 8.048188,
        "max": 38.975265
      },
      "image_navigation_ms": {
        "n": 30,
        "median": 126.128724,
        "min": 122.655381,
        "max": 148.629192
      },
      "screenshot_ms": {
        "n": 20,
        "median": 48.916202,
        "min": 31.527331,
        "max": 66.503083
      },
      "rss_mib": {
        "n": 10,
        "median": 1177.93359375,
        "min": 1162.5234375,
        "max": 1188.62890625
      },
      "pss_mib": {
        "n": 10,
        "median": 513.2939453125,
        "min": 509.8232421875,
        "max": 515.2568359375
      },
      "display_pss_mib": {
        "n": 10,
        "median": 0.0,
        "min": 0.0,
        "max": 0.0
      },
      "total_pss_mib": {
        "n": 10,
        "median": 513.2939453125,
        "min": 509.8232421875,
        "max": 515.2568359375
      },
      "process_count": {
        "n": 10,
        "median": 12.0,
        "min": 12,
        "max": 12
      },
      "sessions_with_failures": 10,
      "fault_probe_failures": {
        "recovery_after_navigation_error": 10
      },
      "lifecycle_failures": {},
      "recovery_retry_passes": 10,
      "failures": [
        {
          "round": 1,
          "name": "recovery_after_navigation_error",
          "pass": false,
          "error": "navigate: page.goto: Navigation to \"http://127.0.0.1:40673/tiny?recovery=1\" is interrupted by another navigation to \"chrome-error://chromewebdata/\"\nCall log:\n  - navigating to \"http://127.0.0.1:40673/tiny?recovery=1\", waiting until \"load\"\n\n    at /home/runner/work/bruster/bruster/scripts/bench_competitor_driver.mjs:40:37"
        },
        {
          "round": 2,
          "name": "recovery_after_navigation_error",
          "pass": false,
          "error": "navigate: page.goto: Navigation to \"http://127.0.0.1:40673/tiny?recovery=1\" is interrupted by another navigation to \"chrome-error://chromewebdata/\"\nCall log:\n  - navigating to \"http://127.0.0.1:40673/tiny?recovery=1\", waiting until \"load\"\n\n    at /home/runner/work/bruster/bruster/scripts/bench_competitor_driver.mjs:40:37"
        },
        {
          "round": 3,
          "name": "recovery_after_navigation_error",
          "pass": false,
          "error": "navigate: page.goto: Navigation to \"http://127.0.0.1:40673/tiny?recovery=1\" is interrupted by another navigation to \"chrome-error://chromewebdata/\"\nCall log:\n  - navigating to \"http://127.0.0.1:40673/tiny?recovery=1\", waiting until \"load\"\n\n    at /home/runner/work/bruster/bruster/scripts/bench_competitor_driver.mjs:40:37"
        },
        {
          "round": 4,
          "name": "recovery_after_navigation_error",
          "pass": false,
          "error": "navigate: page.goto: Navigation to \"http://127.0.0.1:40673/tiny?recovery=1\" is interrupted by another navigation to \"chrome-error://chromewebdata/\"\nCall log:\n  - navigating to \"http://127.0.0.1:40673/tiny?recovery=1\", waiting until \"load\"\n\n    at /home/runner/work/bruster/bruster/scripts/bench_competitor_driver.mjs:40:37"
        },
        {
          "round": 5,
          "name": "recovery_after_navigation_error",
          "pass": false,
          "error": "navigate: page.goto: Navigation to \"http://127.0.0.1:40673/tiny?recovery=1\" is interrupted by another navigation to \"chrome-error://chromewebdata/\"\nCall log:\n  - navigating to \"http://127.0.0.1:40673/tiny?recovery=1\", waiting until \"load\"\n\n    at /home/runner/work/bruster/bruster/scripts/bench_competitor_driver.mjs:40:37"
        },
        {
          "round": 6,
          "name": "recovery_after_navigation_error",
          "pass": false,
          "error": "navigate: page.goto: Navigation to \"http://127.0.0.1:40673/tiny?recovery=1\" is interrupted by another navigation to \"chrome-error://chromewebdata/\"\nCall log:\n  - navigating to \"http://127.0.0.1:40673/tiny?recovery=1\", waiting until \"load\"\n\n    at /home/runner/work/bruster/bruster/scripts/bench_competitor_driver.mjs:40:37"
        },
        {
          "round": 7,
          "name": "recovery_after_navigation_error",
          "pass": false,
          "error": "navigate: page.goto: Navigation to \"http://127.0.0.1:40673/tiny?recovery=1\" is interrupted by another navigation to \"chrome-error://chromewebdata/\"\nCall log:\n  - navigating to \"http://127.0.0.1:40673/tiny?recovery=1\", waiting until \"load\"\n\n    at /home/runner/work/bruster/bruster/scripts/bench_competitor_driver.mjs:40:37"
        },
        {
          "round": 8,
          "name": "recovery_after_navigation_error",
          "pass": false,
          "error": "navigate: page.goto: Navigation to \"http://127.0.0.1:40673/tiny?recovery=1\" is interrupted by another navigation to \"chrome-error://chromewebdata/\"\nCall log:\n  - navigating to \"http://127.0.0.1:40673/tiny?recovery=1\", waiting until \"load\"\n\n    at /home/runner/work/bruster/bruster/scripts/bench_competitor_driver.mjs:40:37"
        },
        {
          "round": 9,
          "name": "recovery_after_navigation_error",
          "pass": false,
          "error": "navigate: page.goto: Navigation to \"http://127.0.0.1:40673/tiny?recovery=1\" is interrupted by another navigation to \"chrome-error://chromewebdata/\"\nCall log:\n  - navigating to \"http://127.0.0.1:40673/tiny?recovery=1\", waiting until \"load\"\n\n    at /home/runner/work/bruster/bruster/scripts/bench_competitor_driver.mjs:40:37"
        },
        {
          "round": 10,
          "name": "recovery_after_navigation_error",
          "pass": false,
          "error": "navigate: page.goto: Navigation to \"http://127.0.0.1:40673/tiny?recovery=1\" is interrupted by another navigation to \"chrome-error://chromewebdata/\"\nCall log:\n  - navigating to \"http://127.0.0.1:40673/tiny?recovery=1\", waiting until \"load\"\n\n    at /home/runner/work/bruster/bruster/scripts/bench_competitor_driver.mjs:40:37"
        }
      ]
    },
    "puppeteer": {
      "startup_ms": {
        "n": 10,
        "median": 536.943602,
        "min": 518.309107,
        "max": 569.471155
      },
      "first_navigation_ms": {
        "n": 10,
        "median": 38.9617065,
        "min": 33.010658,
        "max": 49.889138
      },
      "launch_to_first_page_ms": {
        "n": 10,
        "median": 578.964766,
        "min": 551.713524,
        "max": 610.146655
      },
      "tiny_navigation_ms": {
        "n": 100,
        "median": 22.3217805,
        "min": 18.381484,
        "max": 42.791541
      },
      "tiny_extract_ms": {
        "n": 100,
        "median": 7.291672500000001,
        "min": 1.668521,
        "max": 12.514643
      },
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