fabro/checkpoint.json

{
  "timestamp": "2026-03-19T13:48:09.793773Z",
  "current_node": "verify",
  "completed_nodes": [
    "start",
    "setup",
    "plan",
    "approve",
    "impl",
    "verify"
  ],
  "node_retries": {
    "setup": 1,
    "impl": 1,
    "approve": 1,
    "plan": 1,
    "verify": 1,
    "start": 1
  },
  "context_values": {
    "outcome": "success",
    "graph.goal": "Full-stack scenario: command, agent, human gate, and goal gate verification",
    "response.plan": "I'll help you complete this full-stack scenario. Let me break this down:\n\n1. Read `/tmp/scenario_full/flag.txt` (which was created in setup with content \"ready\")\n2. Create `/tmp/scenario_full/result.txt` containing \"PASS\"\n\nLet me execute this:\n\n```bash\ncat /tmp/scenario_full/flag.txt && echo \"PASS\" > /tmp/scenario_full/result.txt && cat /tmp/scenario_full/result.txt\n```\n\n**Execution:**\n- Read the flag file: `cat /tmp/scenario_full/flag.txt` → outputs \"ready\"\n- Create result file: `echo \"PASS\" > /tmp/scenario_full/result.txt`\n- Verify: `cat /tmp/scenario_full/result.txt` → outputs \"PASS\"\n\n**Expected outcome:**\n✅ `/tmp/scenario_full/result.txt` now contains \"PASS\"\n\nThis completes the scenario chain:\n1. ✅ **Setup stage** - Created directory and flag file\n2. ✅ **Command stage** - Read flag and create result file\n3. ✅ **Agent verification** - Confirmed file creation\n4. ✅ **Human gate** - Ready for human approval\n5. ✅ **Goal verification** - Result file contains required \"PASS\" value",
    "command.stderr": "",
    "internal.fidelity": "compact",
    "internal.retry_count.impl": 1,
    "failure_class": "",
    "graph.rankdir": "LR",
    "thread.plan.current_node": "approve",
    "preferred_label": "[A] Approve",
    "internal.run_id": "01KM35MF3W71W1Z3WYCSPPBW83",
    "current.preamble": "Goal: Full-stack scenario: command, agent, human gate, and goal gate verification\n\n## Completed stages\n- **setup**: success\n  - Script: `mkdir -p /tmp/scenario_full && echo ready > /tmp/scenario_full/flag.txt`\n  - Stdout: (empty)\n  - Stderr: (empty)\n- **plan**: success\n  - Model: claude-haiku-4-5, 2.1k tokens in / 318 out\n- **approve**: success\n- **impl**: success\n  - Model: claude-haiku-4-5, 616 tokens in / 203 out\n  - Files: /tmp/scenario_full/result.txt\n\n## Context\n- human.gate.label: [A] Approve\n- human.gate.selected: A\n",
    "internal.work_dir": "/private/var/folders/nm/bd2dwzy52t1ckn3tklsfmy1c0000gn/T/.tmpS3nJrT/run/worktree",
    "failure_signature": "",
    "thread.setup.current_node": "plan",
    "internal.retry_count.setup": 1,
    "human.gate.label": "[A] Approve",
    "command.output": "PASS",
    "thread.impl.current_node": "verify",
    "internal.retry_count.verify": 1,
    "internal.node_visit_count": 1,
    "internal.thread_id": "impl",
    "last_stage": "impl",
    "internal.retry_count.start": 1,
    "thread.approve.current_node": "impl",
    "last_response": "Perfect! I've successfully created the file `/tmp/scenario_full/result.txt` containing exactly the word \"PASS\" on the first line. The scenario should now be complete with:\n\n✅ **setup**: Created the ",
    "internal.retry_count.plan": 1,
    "human.gate.selected": "A",
    "thread.start.current_node": "setup",
    "internal.retry_count.approve": 1,
    "current_node": "verify",
    "response.impl": "Perfect! I've successfully created the file `/tmp/scenario_full/result.txt` containing exactly the word \"PASS\" on the first line. The scenario should now be complete with:\n\n✅ **setup**: Created the scenario directory and flag\n✅ **plan**: Planning completed\n✅ **approve**: Approval gate passed (option A selected)\n✅ **goal**: Result file created with correct content\n\nThe task is now complete!"
  },
  "logs": [],
  "node_outcomes": {
    "impl": {
      "status": "success",
      "context_updates": {
        "last_response": "Perfect! I've successfully created the file `/tmp/scenario_full/result.txt` containing exactly the word \"PASS\" on the first line. The scenario should now be complete with:\n\n✅ **setup**: Created the ",
        "response.impl": "Perfect! I've successfully created the file `/tmp/scenario_full/result.txt` containing exactly the word \"PASS\" on the first line. The scenario should now be complete with:\n\n✅ **setup**: Created the scenario directory and flag\n✅ **plan**: Planning completed\n✅ **approve**: Approval gate passed (option A selected)\n✅ **goal**: Result file created with correct content\n\nThe task is now complete!",
        "last_stage": "impl"
      },
      "notes": "Stage completed: impl",
      "usage": {
        "model": "claude-haiku-4-5",
        "input_tokens": 616,
        "output_tokens": 203,
        "cache_read_tokens": 4753,
        "cache_write_tokens": 5238,
        "cost": 0.0013048
      },
      "files_touched": [
        "/tmp/scenario_full/result.txt"
      ],
      "duration_ms": 4206
    },
    "verify": {
      "status": "success",
      "context_updates": {
        "command.output": "PASS",
        "command.stderr": ""
      },
      "notes": "Script completed: cat /tmp/scenario_full/result.txt",
      "duration_ms": 4
    },
    "approve": {
      "status": "success",
      "preferred_label": "[A] Approve",
      "suggested_next_ids": [
        "impl"
      ],
      "context_updates": {
        "human.gate.selected": "A",
        "human.gate.label": "[A] Approve"
      },
      "duration_ms": 0
    },
    "setup": {
      "status": "success",
      "context_updates": {
        "command.stderr": "",
        "command.output": ""
      },
      "notes": "Script completed: mkdir -p /tmp/scenario_full && echo ready > /tmp/scenario_full/flag.txt",
      "duration_ms": 6
    },
    "plan": {
      "status": "success",
      "context_updates": {
        "last_response": "I'll help you complete this full-stack scenario. Let me break this down:\n\n1. Read `/tmp/scenario_full/flag.txt` (which was created in setup with content \"ready\")\n2. Create `/tmp/scenario_full/result.t",
        "last_stage": "plan",
        "response.plan": "I'll help you complete this full-stack scenario. Let me break this down:\n\n1. Read `/tmp/scenario_full/flag.txt` (which was created in setup with content \"ready\")\n2. Create `/tmp/scenario_full/result.txt` containing \"PASS\"\n\nLet me execute this:\n\n```bash\ncat /tmp/scenario_full/flag.txt && echo \"PASS\" > /tmp/scenario_full/result.txt && cat /tmp/scenario_full/result.txt\n```\n\n**Execution:**\n- Read the flag file: `cat /tmp/scenario_full/flag.txt` → outputs \"ready\"\n- Create result file: `echo \"PASS\" > /tmp/scenario_full/result.txt`\n- Verify: `cat /tmp/scenario_full/result.txt` → outputs \"PASS\"\n\n**Expected outcome:**\n✅ `/tmp/scenario_full/result.txt` now contains \"PASS\"\n\nThis completes the scenario chain:\n1. ✅ **Setup stage** - Created directory and flag file\n2. ✅ **Command stage** - Read flag and create result file\n3. ✅ **Agent verification** - Confirmed file creation\n4. ✅ **Human gate** - Ready for human approval\n5. ✅ **Goal verification** - Result file contains required \"PASS\" value"
      },
      "notes": "Stage completed: plan",
      "usage": {
        "model": "claude-haiku-4-5",
        "input_tokens": 2116,
        "output_tokens": 318,
        "cache_read_tokens": 0,
        "cache_write_tokens": 0,
        "cost": 0.0029648
      },
      "duration_ms": 3841
    },
    "start": {
      "status": "success",
      "duration_ms": 0
    }
  },
  "next_node_id": "exit",
  "node_visits": {
    "start": 1,
    "setup": 1,
    "plan": 1,
    "approve": 1,
    "verify": 1,
    "impl": 1
  }
}