From 98cd49370954f30f795f72b41243308cea793332 Mon Sep 17 00:00:00 2001
From: Fabro <noreply@fabro.sh>
Date: Thu, 26 Mar 2026 22:34:26 -0400
Subject: [PATCH] checkpoint
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

⚒️ Generated with [Fabro](https://fabro.sh)
---
 checkpoint.json                     | 33 ++++++++++++++++++++---------
 nodes/verify/script_invocation.json |  5 +++++
 nodes/verify/script_timing.json     |  5 +++++
 nodes/verify/status.json            |  6 ++++++
 4 files changed, 39 insertions(+), 10 deletions(-)
 create mode 100644 nodes/verify/script_invocation.json
 create mode 100644 nodes/verify/script_timing.json
 create mode 100644 nodes/verify/status.json

diff --git a/checkpoint.json b/checkpoint.json
index 168a954d1..2b1647d7b 100644
--- a/checkpoint.json
+++ b/checkpoint.json
@@ -1,21 +1,23 @@
 {
-  "timestamp": "2026-03-27T02:34:24.501810Z",
-  "current_node": "work",
+  "timestamp": "2026-03-27T02:34:26.692006Z",
+  "current_node": "verify",
   "completed_nodes": [
     "start",
     "setup",
-    "work"
+    "work",
+    "verify"
   ],
   "node_retries": {},
   "context_values": {
-    "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",
+    "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- **work**: success\n  - Model: claude-haiku-4-5, 600 tokens in / 198 out\n",
     "response.work": "Perfect! The file `/tmp/scenario_flag.txt` contains:\n\n```\nSCENARIO_FLAG_42\n```\n\nThis confirms that the setup stage successfully wrote the content to the file. This will allow you to verify whether subsequent command and agent nodes can access this file from the shared sandbox filesystem.",
-    "internal.thread_id": "setup",
+    "internal.thread_id": "work",
     "graph.rankdir": "LR",
-    "current_node": "work",
+    "current_node": "verify",
     "internal.node_visit_count": 1,
     "thread.setup.current_node": "work",
     "thread.start.current_node": "setup",
+    "thread.work.current_node": "verify",
     "command.stderr": "",
     "internal.retry_count.start": 0,
     "internal.retry_count.work": 0,
@@ -25,12 +27,22 @@
     "internal.retry_count.setup": 0,
     "last_response": "Perfect! The file `/tmp/scenario_flag.txt` contains:\n\n```\nSCENARIO_FLAG_42\n```\n\nThis confirms that the setup stage successfully wrote the content to the file. This will allow you to verify whether sub",
     "failure_class": "",
-    "command.output": "",
+    "command.output": "SCENARIO_FLAG_42\n",
+    "internal.retry_count.verify": 0,
     "outcome": "success",
     "failure_signature": "",
     "internal.fidelity": "compact"
   },
   "node_outcomes": {
+    "verify": {
+      "status": "success",
+      "context_updates": {
+        "command.stderr": "",
+        "command.output": "SCENARIO_FLAG_42\n"
+      },
+      "notes": "Script completed: cat /tmp/scenario_flag.txt",
+      "usage": null
+    },
     "work": {
       "status": "success",
       "context_updates": {
@@ -63,10 +75,11 @@
       "usage": null
     }
   },
-  "next_node_id": "verify",
+  "next_node_id": "exit",
   "node_visits": {
-    "setup": 1,
     "work": 1,
-    "start": 1
+    "setup": 1,
+    "start": 1,
+    "verify": 1
   }
 }
\ No newline at end of file
diff --git a/nodes/verify/script_invocation.json b/nodes/verify/script_invocation.json
new file mode 100644
index 000000000..28cf873ca
--- /dev/null
+++ b/nodes/verify/script_invocation.json
@@ -0,0 +1,5 @@
+{
+  "command": "cat /tmp/scenario_flag.txt",
+  "language": "shell",
+  "timeout_ms": null
+}
\ No newline at end of file
diff --git a/nodes/verify/script_timing.json b/nodes/verify/script_timing.json
new file mode 100644
index 000000000..b335099bc
--- /dev/null
+++ b/nodes/verify/script_timing.json
@@ -0,0 +1,5 @@
+{
+  "duration_ms": 29,
+  "exit_code": 0,
+  "timed_out": false
+}
\ No newline at end of file
diff --git a/nodes/verify/status.json b/nodes/verify/status.json
new file mode 100644
index 000000000..8a3df1af2
--- /dev/null
+++ b/nodes/verify/status.json
@@ -0,0 +1,6 @@
+{
+  "status": "success",
+  "notes": "Script completed: cat /tmp/scenario_flag.txt",
+  "failure_reason": null,
+  "timestamp": "2026-03-27T02:34:26.691502+00:00"
+}
\ No newline at end of file