checkpoint

⚒️ Generated with [Fabro](https://fabro.sh)

checkpoint.json

@@ -1,18 +1,20 @@
 {
-  "timestamp": "2026-03-19T13:48:07.157939Z",
-  "current_node": "impl",
+  "timestamp": "2026-03-19T13:48:09.793773Z",
+  "current_node": "verify",
   "completed_nodes": [
     "start",
     "setup",
     "plan",
     "approve",
-    "impl"
+    "impl",
+    "verify"
   ],
   "node_retries": {
     "setup": 1,
     "impl": 1,
     "approve": 1,
     "plan": 1,
+    "verify": 1,
     "start": 1
   },
   "context_values": {
@@ -27,15 +29,17 @@
     "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\n## Context\n- human.gate.label: [A] Approve\n- human.gate.selected: A\n",
+    "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": "",
+    "command.output": "PASS",
+    "thread.impl.current_node": "verify",
+    "internal.retry_count.verify": 1,
     "internal.node_visit_count": 1,
-    "internal.thread_id": "approve",
+    "internal.thread_id": "impl",
     "last_stage": "impl",
     "internal.retry_count.start": 1,
     "thread.approve.current_node": "impl",
@@ -44,7 +48,7 @@
     "human.gate.selected": "A",
     "thread.start.current_node": "setup",
     "internal.retry_count.approve": 1,
-    "current_node": "impl",
+    "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": [],
@@ -70,6 +74,15 @@
       ],
       "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",
@@ -114,12 +127,13 @@
       "duration_ms": 0
     }
   },
-  "next_node_id": "verify",
+  "next_node_id": "exit",
   "node_visits": {
     "start": 1,
     "setup": 1,
     "plan": 1,
     "approve": 1,
+    "verify": 1,
     "impl": 1
   }
 }

nodes/verify/script_invocation.json

@@ -0,0 +1,5 @@
+{
+  "command": "cat /tmp/scenario_full/result.txt",
+  "language": "shell",
+  "timeout_ms": null
+}

nodes/verify/script_timing.json

@@ -0,0 +1,5 @@
+{
+  "duration_ms": 3,
+  "exit_code": 0,
+  "timed_out": false
+}

nodes/verify/status.json

@@ -0,0 +1,6 @@
+{
+  "status": "success",
+  "notes": "Script completed: cat /tmp/scenario_full/result.txt",
+  "failure_reason": null,
+  "timestamp": "2026-03-19T13:48:09.793522+00:00"
+}