From d70d10bc0fdb6218d46f207eeda83f6759dc22ee Mon Sep 17 00:00:00 2001
From: Fabro <noreply@fabro.sh>
Date: Thu, 19 Mar 2026 10:36:24 -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                     | 38 ++++++++++++++++++++---------
 nodes/verify/script_invocation.json |  5 ++++
 nodes/verify/script_timing.json     |  5 ++++
 nodes/verify/status.json            |  6 +++++
 4 files changed, 42 insertions(+), 12 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 d2f5b69ac..2577eabdb 100644
--- a/checkpoint.json
+++ b/checkpoint.json
@@ -1,26 +1,30 @@
 {
-  "timestamp": "2026-03-19T14:36:18.762541Z",
-  "current_node": "work",
+  "timestamp": "2026-03-19T14:36:24.261409Z",
+  "current_node": "verify",
   "completed_nodes": [
     "start",
     "setup",
-    "work"
+    "work",
+    "verify"
   ],
   "node_retries": {
     "setup": 1,
-    "work": 1,
-    "start": 1
+    "verify": 1,
+    "start": 1,
+    "work": 1
   },
   "context_values": {
     "graph.goal": "Verify sandbox filesystem is shared across command and agent nodes",
     "internal.run_id": "01KM38A5VGH4270VSF7T76SHES",
-    "internal.thread_id": "setup",
+    "internal.thread_id": "work",
     "internal.retry_count.setup": 1,
     "command.stderr": "",
+    "thread.work.current_node": "verify",
     "last_response": "The file `/tmp/scenario_flag.txt` contains:\n\n```\nSCENARIO_FLAG_42\n```\n\nThis confirms that the setup stage successfully created the file with the expected content. The sandbox filesystem is accessible ",
     "internal.node_visit_count": 1,
-    "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",
-    "command.output": "",
+    "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, 494 tokens in / 138 out\n",
+    "command.output": "SCENARIO_FLAG_42\n",
+    "internal.retry_count.verify": 1,
     "graph.rankdir": "LR",
     "response.work": "The file `/tmp/scenario_flag.txt` contains:\n\n```\nSCENARIO_FLAG_42\n```\n\nThis confirms that the setup stage successfully created the file with the expected content. The sandbox filesystem is accessible and the file persists for subsequent stages, which is relevant to verifying that the sandbox filesystem is shared across command and agent nodes.",
     "failure_class": "",
@@ -28,7 +32,7 @@
     "failure_signature": "",
     "internal.fidelity": "compact",
     "internal.retry_count.start": 1,
-    "current_node": "work",
+    "current_node": "verify",
     "thread.setup.current_node": "work",
     "internal.retry_count.work": 1,
     "outcome": "success",
@@ -40,6 +44,15 @@
       "status": "success",
       "duration_ms": 0
     },
+    "verify": {
+      "status": "success",
+      "context_updates": {
+        "command.output": "SCENARIO_FLAG_42\n",
+        "command.stderr": ""
+      },
+      "notes": "Script completed: cat /tmp/scenario_flag.txt",
+      "duration_ms": 276
+    },
     "work": {
       "status": "success",
       "context_updates": {
@@ -68,10 +81,11 @@
       "duration_ms": 291
     }
   },
-  "next_node_id": "verify",
+  "next_node_id": "exit",
   "node_visits": {
+    "setup": 1,
     "work": 1,
-    "start": 1,
-    "setup": 1
+    "verify": 1,
+    "start": 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..3a8beb28c
--- /dev/null
+++ b/nodes/verify/script_timing.json
@@ -0,0 +1,5 @@
+{
+  "duration_ms": 275,
+  "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..f49c6f32a
--- /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": "2026-03-19T14:36:24.260707+00:00"
+}
\ No newline at end of file