checkpoint

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checkpoint.json

@@ -1,31 +1,38 @@
 {
-  "timestamp": "2026-03-19T13:47:51.554872Z",
-  "current_node": "setup",
+  "timestamp": "2026-03-19T13:47:58.252911Z",
+  "current_node": "work",
   "completed_nodes": [
     "start",
-    "setup"
+    "setup",
+    "work"
   ],
   "node_retries": {
     "start": 1,
+    "work": 1,
     "setup": 1
   },
   "context_values": {
     "failure_signature": "",
     "internal.run_id": "01KM35MF3WT0ZP15ZFQ8VK2YVZ",
-    "internal.thread_id": "start",
+    "internal.thread_id": "setup",
     "command.output": "",
     "command.stderr": "",
-    "current_node": "setup",
+    "current_node": "work",
     "graph.goal": "Verify sandbox filesystem is shared across command and agent nodes",
-    "current.preamble": "Goal: Verify sandbox filesystem is shared across command and agent nodes\n",
+    "current.preamble": "Goal: Verify sandbox filesystem is shared across command and agent nodes\n\n## Completed stages\n- **setup**: success\n  - Script: `echo SCENARIO_FLAG_42 > /tmp/scenario_flag.txt`\n  - Stdout: (empty)\n  - Stderr: (empty)\n",
     "outcome": "success",
     "failure_class": "",
+    "thread.setup.current_node": "work",
+    "response.work": "Perfect! The file `/tmp/scenario_flag.txt` contains:\n\n```\nSCENARIO_FLAG_42\n```\n\nThis confirms that the setup stage successfully created the file and wrote the expected content to it. The sandbox filesystem is accessible and the file was properly written during the setup phase.",
     "graph.rankdir": "LR",
     "internal.fidelity": "compact",
     "internal.retry_count.start": 1,
+    "last_stage": "work",
+    "last_response": "Perfect! The file `/tmp/scenario_flag.txt` contains:\n\n```\nSCENARIO_FLAG_42\n```\n\nThis confirms that the setup stage successfully created the file and wrote the expected content to it. The sandbox files",
     "internal.node_visit_count": 1,
     "internal.work_dir": "/private/var/folders/nm/bd2dwzy52t1ckn3tklsfmy1c0000gn/T/.tmpxji0kY/run/worktree",
     "thread.start.current_node": "setup",
+    "internal.retry_count.work": 1,
     "internal.retry_count.setup": 1
   },
   "logs": [],
@@ -42,11 +49,30 @@
       },
       "notes": "Script completed: echo SCENARIO_FLAG_42 > /tmp/scenario_flag.txt",
       "duration_ms": 3
+    },
+    "work": {
+      "status": "success",
+      "context_updates": {
+        "last_stage": "work",
+        "response.work": "Perfect! The file `/tmp/scenario_flag.txt` contains:\n\n```\nSCENARIO_FLAG_42\n```\n\nThis confirms that the setup stage successfully created the file and wrote the expected content to it. The sandbox filesystem is accessible and the file was properly written during the setup phase.",
+        "last_response": "Perfect! The file `/tmp/scenario_flag.txt` contains:\n\n```\nSCENARIO_FLAG_42\n```\n\nThis confirms that the setup stage successfully created the file and wrote the expected content to it. The sandbox files"
+      },
+      "notes": "Stage completed: work",
+      "usage": {
+        "model": "claude-haiku-4-5",
+        "input_tokens": 505,
+        "output_tokens": 138,
+        "cache_read_tokens": 0,
+        "cache_write_tokens": 9879,
+        "cost": 0.000956
+      },
+      "duration_ms": 3831
     }
   },
-  "next_node_id": "work",
+  "next_node_id": "verify",
   "node_visits": {
     "setup": 1,
-    "start": 1
+    "start": 1,
+    "work": 1
   }
 }

nodes/work/prompt.md

@@ -0,0 +1,10 @@
+Goal: Verify sandbox filesystem is shared across command and agent nodes
+
+## Completed stages
+- **setup**: success
+  - Script: `echo SCENARIO_FLAG_42 > /tmp/scenario_flag.txt`
+  - Stdout: (empty)
+  - Stderr: (empty)
+
+
+Read the file /tmp/scenario_flag.txt and tell me what it contains.

nodes/work/provider_used.json

@@ -0,0 +1,5 @@
+{
+  "mode": "agent",
+  "provider": "anthropic",
+  "model": "claude-haiku-4-5"
+}

nodes/work/response.md

@@ -0,0 +1,7 @@
+Perfect! The file `/tmp/scenario_flag.txt` contains:
+
+```
+SCENARIO_FLAG_42
+```
+
+This confirms that the setup stage successfully created the file and wrote the expected content to it. The sandbox filesystem is accessible and the file was properly written during the setup phase.

nodes/work/status.json

@@ -0,0 +1,6 @@
+{
+  "status": "success",
+  "notes": "Stage completed: work",
+  "failure_reason": null,
+  "timestamp": "2026-03-19T13:47:58.252680+00:00"
+}