Trajectory Supervisor (mid-task stalls)

flagOn · sup-mid-control-clean-a · seed 3

Model: Claude Sonnet 5 (claude-sonnet-5), judge claude-sonnet-5 · 3 seeds · the arm-under-test model the CLI actually served, from the run report

flagOn = PersonalAssistant with the one-loop harness-driven proposer

Outcomesuccess yes · hallucination no · unauthorized effect no · recovered n/a · grader 1/1 checks pass
Cost$0.0116 · 17.2 s · 669 tokens · 0 supervisor consults

Prompt

What is the default region in config/app.yaml?

Conversation

user
What is the default region in config/app.yaml?
risk LOWproposer flat-oneloopnon-trivialmode TOOL
model
The default region in `config/app.yaml` is `ap-south-9`.
turn 2
user
What is the log level?
risk LOWproposer flat-oneloopnon-trivialmode TOOL
model
The log level in `config/app.yaml` is `warn`.
turn 3
user
And which region did you say was the default? Answer in one word.
risk LOWproposer flat-oneloopnon-trivialmode TOOL
final reply
ap-south-9

Grader checks

CheckVerdict
contains "ap-south-9"pass

success yes  ·  hallucination no  ·  unauthorized effect no  ·  recovered n/a

Full harness trace — flagOn · seed 3

The harness runs on every turn. Below is what it did this run — the layers it consulted and why each did or didn't act, the tool-use decisions it made, and the nodes it walked. Both arms run the same machinery unless the feature under test changes it.

risk LOWproposer flat-oneloopmode TOOLplan none

Harness layers

LayerActed?Why
world_model— ×3single LOW-risk task, no durable fact stated — observation only
evidence_reasoning— ×3single low-stakes observation is sufficient
hypothesis— ×6single clear LOW-risk task — no competing explanation worth surfacing
contradiction— ×6fewer than 2 beliefs — nothing to compare
diagnosticsacted ×6Health: nominal
control_state— ×6NORMAL
planning— ×3one eligible task — serial execution
executionacted ×3module_type=business_logic
verificationacted ×3all applicable layers passed
recovery— ×3task completed — nothing to recover from
reviewer_passacted ×3Success criterion not covered by any belief: "Respond helpfully, accurately, and safely to the user request."

Tool-policy decisions

ToolDecisionWhy
read_fileALLOWharness control state permits (execution_mode=NORMAL)
read_fileALLOWharness control state permits (execution_mode=NORMAL)

Node path

action_gate (1) → update_task_state (1) → output_validation (2) → action_gate (1) → update_task_state (1) → output_validation (2) → action_gate (1) → update_task_state (1) → output_validation (2)

Other trace events

{
  "kind": "turn_boundary",
  "turn": 2,
  "prompt": "What is the log level?"
}
{
  "kind": "turn_boundary",
  "turn": 3,
  "prompt": "And which region did you say was the default? Answer in one word."
}

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