From ddbee9f81fb191763d235ce0f9d1878c9f45e5cf Mon Sep 17 00:00:00 2001
From: liushuang <V-LiuShuang@lcfuturecenter.com>
Date: Wed, 15 Oct 2025 10:56:27 +0800
Subject: [PATCH] add

---
 20251014.md | 50 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 50 insertions(+)

diff --git a/20251014.md b/20251014.md
index d8205a7..4cd670b 100644
--- a/20251014.md
+++ b/20251014.md
@@ -141,4 +141,54 @@ if __name__ == "__main__":
 
 ```shell
 python /home/ss/vllm-py12/vllm-crash-test.py
+```
+
+```text
+/home/ss/vllm-py12/vllm-crash-test.py:50: DeprecationWarning: guided_decoding is deprecated. This will be removed in v0.12.0 or v1.0.0, which ever is soonest. Please use structured_outputs instead.
+  sampling_params = SamplingParams(
+Adding requests: 100%|████████████████████████████████████████████████████████████████████| 1/1 [00:00<00:00, 93.46it/s]
+Processed prompts:   0%|                      | 0/1 [00:00<?, ?it/s, est. speed input: 0.00 toks/s, output: 0.00 toks/s](EngineCore_DP0 pid=190093) ERROR 10-15 10:50:58 [core.py:710] EngineCore encountered a fatal error.
+(EngineCore_DP0 pid=190093) ERROR 10-15 10:50:58 [core.py:710] Traceback (most recent call last):
+(EngineCore_DP0 pid=190093) ERROR 10-15 10:50:58 [core.py:710]   File "/root/miniconda3/envs/vllm-py12/lib/python3.12/site-packages/vllm/v1/engine/core.py", line 701, in run_engine_core
+(EngineCore_DP0 pid=190093) ERROR 10-15 10:50:58 [core.py:710]     engine_core.run_busy_loop()
+(EngineCore_DP0 pid=190093) ERROR 10-15 10:50:58 [core.py:710]   File "/root/miniconda3/envs/vllm-py12/lib/python3.12/site-packages/vllm/v1/engine/core.py", line 728, in run_busy_loop
+(EngineCore_DP0 pid=190093) ERROR 10-15 10:50:58 [core.py:710]     self._process_engine_step()
+(EngineCore_DP0 pid=190093) ERROR 10-15 10:50:58 [core.py:710]   File "/root/miniconda3/envs/vllm-py12/lib/python3.12/site-packages/vllm/v1/engine/core.py", line 754, in _process_engine_step
+(EngineCore_DP0 pid=190093) ERROR 10-15 10:50:58 [core.py:710]     outputs, model_executed = self.step_fn()
+(EngineCore_DP0 pid=190093) ERROR 10-15 10:50:58 [core.py:710]                               ^^^^^^^^^^^^^^
+(EngineCore_DP0 pid=190093) ERROR 10-15 10:50:58 [core.py:710]   File "/root/miniconda3/envs/vllm-py12/lib/python3.12/site-packages/vllm/v1/engine/core.py", line 283, in step
+(EngineCore_DP0 pid=190093) ERROR 10-15 10:50:58 [core.py:710]     scheduler_output = self.scheduler.schedule()
+(EngineCore_DP0 pid=190093) ERROR 10-15 10:50:58 [core.py:710]                        ^^^^^^^^^^^^^^^^^^^^^^^^^
+(EngineCore_DP0 pid=190093) ERROR 10-15 10:50:58 [core.py:710]   File "/root/miniconda3/envs/vllm-py12/lib/python3.12/site-packages/vllm/v1/core/sched/scheduler.py", line 359, in schedule
+(EngineCore_DP0 pid=190093) ERROR 10-15 10:50:58 [core.py:710]     if structured_output_req and structured_output_req.grammar:
+(EngineCore_DP0 pid=190093) ERROR 10-15 10:50:58 [core.py:710]                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+(EngineCore_DP0 pid=190093) ERROR 10-15 10:50:58 [core.py:710]   File "/root/miniconda3/envs/vllm-py12/lib/python3.12/site-packages/vllm/v1/structured_output/request.py", line 45, in grammar
+(EngineCore_DP0 pid=190093) ERROR 10-15 10:50:58 [core.py:710]     completed = self._check_grammar_completion()
+(EngineCore_DP0 pid=190093) ERROR 10-15 10:50:58 [core.py:710]                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+(EngineCore_DP0 pid=190093) ERROR 10-15 10:50:58 [core.py:710]   File "/root/miniconda3/envs/vllm-py12/lib/python3.12/site-packages/vllm/v1/structured_output/request.py", line 33, in _check_grammar_completion
+(EngineCore_DP0 pid=190093) ERROR 10-15 10:50:58 [core.py:710]     self._grammar = self._grammar.result(timeout=0.0001)
+(EngineCore_DP0 pid=190093) ERROR 10-15 10:50:58 [core.py:710]                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+(EngineCore_DP0 pid=190093) ERROR 10-15 10:50:58 [core.py:710]   File "/root/miniconda3/envs/vllm-py12/lib/python3.12/concurrent/futures/_base.py", line 449, in result
+(EngineCore_DP0 pid=190093) ERROR 10-15 10:50:58 [core.py:710]     return self.__get_result()
+(EngineCore_DP0 pid=190093) ERROR 10-15 10:50:58 [core.py:710]            ^^^^^^^^^^^^^^^^^^^
+(EngineCore_DP0 pid=190093) ERROR 10-15 10:50:58 [core.py:710]   File "/root/miniconda3/envs/vllm-py12/lib/python3.12/concurrent/futures/_base.py", line 401, in __get_result
+(EngineCore_DP0 pid=190093) ERROR 10-15 10:50:58 [core.py:710]     raise self._exception
+(EngineCore_DP0 pid=190093) ERROR 10-15 10:50:58 [core.py:710]   File "/root/miniconda3/envs/vllm-py12/lib/python3.12/concurrent/futures/thread.py", line 59, in run
+(EngineCore_DP0 pid=190093) ERROR 10-15 10:50:58 [core.py:710]     result = self.fn(*self.args, **self.kwargs)
+(EngineCore_DP0 pid=190093) ERROR 10-15 10:50:58 [core.py:710]              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+(EngineCore_DP0 pid=190093) ERROR 10-15 10:50:58 [core.py:710]   File "/root/miniconda3/envs/vllm-py12/lib/python3.12/site-packages/vllm/v1/structured_output/__init__.py", line 128, in _async_create_grammar
+(EngineCore_DP0 pid=190093) ERROR 10-15 10:50:58 [core.py:710]     key = request.structured_output_request.structured_output_key  # type: ignore[union-attr]
+(EngineCore_DP0 pid=190093) ERROR 10-15 10:50:58 [core.py:710]           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+(EngineCore_DP0 pid=190093) ERROR 10-15 10:50:58 [core.py:710]   File "/root/miniconda3/envs/vllm-py12/lib/python3.12/functools.py", line 998, in __get__
+(EngineCore_DP0 pid=190093) ERROR 10-15 10:50:58 [core.py:710]     val = self.func(instance)
+(EngineCore_DP0 pid=190093) ERROR 10-15 10:50:58 [core.py:710]           ^^^^^^^^^^^^^^^^^^^
+(EngineCore_DP0 pid=190093) ERROR 10-15 10:50:58 [core.py:710]   File "/root/miniconda3/envs/vllm-py12/lib/python3.12/site-packages/vllm/v1/structured_output/request.py", line 58, in structured_output_key
+(EngineCore_DP0 pid=190093) ERROR 10-15 10:50:58 [core.py:710]     return get_structured_output_key(self.sampling_params)
+(EngineCore_DP0 pid=190093) ERROR 10-15 10:50:58 [core.py:710]            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+(EngineCore_DP0 pid=190093) ERROR 10-15 10:50:58 [core.py:710]   File "/root/miniconda3/envs/vllm-py12/lib/python3.12/site-packages/vllm/v1/structured_output/request.py", line 86, in get_structured_output_key
+(EngineCore_DP0 pid=190093) ERROR 10-15 10:50:58 [core.py:710]     raise ValueError("No valid structured output parameter found")
+(EngineCore_DP0 pid=190093) ERROR 10-15 10:50:58 [core.py:710] ValueError: No valid structured output parameter found
+Caught expected error: EngineCore encountered an issue. See stack trace (above) for the root cause.
+Processed prompts:   0%|                      | 0/1 [00:00<?, ?it/s, est. speed input: 0.00 toks/s, output: 0.00 toks/s]
+(vllm-py12) root@ss-IdeaPad-PC:/home/ss/vllm-py12#
 ```
\ No newline at end of file