{
  "source": "OpenCode 1.19.5 persisted text parts for the base reproduction",
  "messages": [
    "Call the task tool exactly once with subagent_type \"general\", background true, description \"Sleep and reply\", and this prompt: \"Run the shell command `sleep 20` once, then reply with exactly CHILD_OK. Do nothing else.\" When the tool returns, reply with exactly PARENT_OK and end your turn. Later, when you are told that the background task completed, reply with exactly WAKE_OK and nothing else.",
    "PARENT_OK",
    "<task id=\"ses_e2420c673ffeBle3XC1bgfgbl3\" state=\"completed\">\n<summary>Background task completed: Sleep and reply</summary>\n<task_result>\nCHILD_OK\n</task_result>\n</task>",
    "WAKE_OK"
  ]
}