Fixed trace to use str->buf, but not str itself
Fixed trace to use str->buf, but not str itself

unispeech/unimrcp,AaronZhangL/unimrcp-1,unispeech/unimrcp,AaronZhangL/unimrcp-1,AaronZhangL/unimrcp-1,unispeech/unimrcp