{
  "phase": "camera18 pre-container name/safety check",
  "returncode": 255,
  "stderr_masked": "Connection timed out during banner exchange; SSH endpoint omitted",
  "capture_for_camera18_started": false,
  "action": "Stopped new capture work; camera18 through camera21 not run. No automatic retry.",
  "cause": "SSH handshake timeout observed; underlying network/server cause unconfirmed",
  "final_snapshot_succeeded": true,
  "own_tool_containers_remaining": 0
}