Context leak detected with CoreML

[thewh1teagle]

When using keyword spotter from C-API example
Does it something internal from onnx or something we have control over?

➜  sherpa-onnx git:(v1.10.28) ✗ ./build/bin/keywords-spotter-buffered-tokens-keywords-c-api
/Volumes/Internal/sherpa-rs/sys/sherpa-onnx/sherpa-onnx/c-api/c-api.cc:SherpaOnnxCreateKeywordSpotter:710 KeywordSpotterConfig(feat_config=FeatureExtractorConfig(sampling_rate=16000, feature_dim=80, low_freq=20, high_freq=-400, dither=0), model_config=OnlineModelConfig(transducer=OnlineTransducerModelConfig(encoder="sherpa-onnx-kws-zipformer-gigaspeech-3.3M-2024-01-01/encoder-epoch-12-avg-2-chunk-16-left-64.int8.onnx", decoder="sherpa-onnx-kws-zipformer-gigaspeech-3.3M-2024-01-01/decoder-epoch-12-avg-2-chunk-16-left-64.int8.onnx", joiner="sherpa-onnx-kws-zipformer-gigaspeech-3.3M-2024-01-01/joiner-epoch-12-avg-2-chunk-16-left-64.int8.onnx"), paraformer=OnlineParaformerModelConfig(encoder="", decoder=""), wenet_ctc=OnlineWenetCtcModelConfig(model="", chunk_size=16, num_left_chunks=4), zipformer2_ctc=OnlineZipformer2CtcModelConfig(model=""), nemo_ctc=OnlineNeMoCtcModelConfig(model=""), provider_config=ProviderConfig(device=0, provider="coreml", cuda_config=CudaConfig(cudnn_conv_algo_search=1), trt_config=TensorrtConfig(trt_max_workspace_size=2147483647, trt_max_partition_iterations=10, trt_min_subgraph_size=5, trt_fp16_enable="True", trt_detailed_build_log="False", trt_engine_cache_enable="True", trt_engine_cache_path=".", trt_timing_cache_enable="True", trt_timing_cache_path=".",trt_dump_subgraphs="False" )), tokens="", num_threads=1, warm_up=0, debug=True, model_type="", modeling_unit="cjkchar", bpe_vocab=""), max_active_paths=4, num_trailing_blanks=1, keywords_score=3, keywords_threshold=0.1, keywords_file="")

/Volumes/Internal/sherpa-rs/sys/sherpa-onnx/sherpa-onnx/csrc/online-transducer-model.cc:GetModelType:52 num_heads=4,4,4,8,4,4
num_encoder_layers=1,1,1,1,1,1
cnn_module_kernels=31,31,15,15,15,31
model_type=zipformer2
T=45
model_author=k2-fsa
version=1
comment=streaming zipformer2
left_context_len=64,32,16,8,16,32
decode_chunk_len=32
value_head_dims=12,12,12,12,12,12
encoder_dims=128,128,128,128,128,128
onnx.infer=onnxruntime.quant
query_head_dims=32,32,32,32,32,32

/Volumes/Internal/sherpa-rs/sys/sherpa-onnx/sherpa-onnx/csrc/online-zipformer2-transducer-model.cc:InitEncoder:100 ---encoder---
num_heads=4,4,4,8,4,4
num_encoder_layers=1,1,1,1,1,1
cnn_module_kernels=31,31,15,15,15,31
model_type=zipformer2
T=45
model_author=k2-fsa
version=1
comment=streaming zipformer2
left_context_len=64,32,16,8,16,32
decode_chunk_len=32
value_head_dims=12,12,12,12,12,12
encoder_dims=128,128,128,128,128,128
onnx.infer=onnxruntime.quant
query_head_dims=32,32,32,32,32,32

/Volumes/Internal/sherpa-rs/sys/sherpa-onnx/sherpa-onnx/csrc/online-zipformer2-transducer-model.cc:operator():122 encoder_dims: 128 128 128 128 128 128 

/Volumes/Internal/sherpa-rs/sys/sherpa-onnx/sherpa-onnx/csrc/online-zipformer2-transducer-model.cc:operator():122 query_head_dims: 32 32 32 32 32 32 

/Volumes/Internal/sherpa-rs/sys/sherpa-onnx/sherpa-onnx/csrc/online-zipformer2-transducer-model.cc:operator():122 value_head_dims: 12 12 12 12 12 12 

/Volumes/Internal/sherpa-rs/sys/sherpa-onnx/sherpa-onnx/csrc/online-zipformer2-transducer-model.cc:operator():122 num_heads: 4 4 4 8 4 4 

/Volumes/Internal/sherpa-rs/sys/sherpa-onnx/sherpa-onnx/csrc/online-zipformer2-transducer-model.cc:operator():122 num_encoder_layers: 1 1 1 1 1 1 

/Volumes/Internal/sherpa-rs/sys/sherpa-onnx/sherpa-onnx/csrc/online-zipformer2-transducer-model.cc:operator():122 cnn_module_kernels: 31 31 15 15 15 31 

/Volumes/Internal/sherpa-rs/sys/sherpa-onnx/sherpa-onnx/csrc/online-zipformer2-transducer-model.cc:operator():122 left_context_len: 64 32 16 8 16 32 

/Volumes/Internal/sherpa-rs/sys/sherpa-onnx/sherpa-onnx/csrc/online-zipformer2-transducer-model.cc:InitEncoder:131 T: 45
/Volumes/Internal/sherpa-rs/sys/sherpa-onnx/sherpa-onnx/csrc/online-zipformer2-transducer-model.cc:InitEncoder:132 decode_chunk_len_: 32
/Volumes/Internal/sherpa-rs/sys/sherpa-onnx/sherpa-onnx/csrc/online-zipformer2-transducer-model.cc:InitDecoder:153 ---decoder---
vocab_size=500
context_size=2
onnx.infer=onnxruntime.quant

/Volumes/Internal/sherpa-rs/sys/sherpa-onnx/sherpa-onnx/csrc/online-zipformer2-transducer-model.cc:InitJoiner:178 ---joiner---
onnx.infer=onnxruntime.quant
joiner_dim=320

sample rate: 16000, num samples: 267440, duration: 16.72 s
Context leak detected, msgtracer returned -1
0:FOREVER

Related
thewh1teagle/sherpa-rs#23

[csukuangfj]

the logs look normal.

could you describe the issue you have?

[thewh1teagle]

the logs look normal.

could you describe the issue you have?

It shows the following warning in the logs as you can see:
Context leak detected, msgtracer returned -1