Created by: xiegegege
报错在bert squad退出时偶现，结果正常，不影响使用，但影响体验
terminate called without an active exception
* Aborted at 1555884092 (unix time) try "date -d @1555884092" if you are using GNU date *
PC: @ 0x0 (unknown)
* SIGABRT (@0x1b593) received by PID 112019 (TID 0x7efcc15fe700) from PID 112019; stack trace: *
@ 0x7f05bd1af7e0 (unknown)
@ 0x7f05bc5ab4f5 __GI_raise
@ 0x7f05bc5accd5 __GI_abort
@ 0x7f05b68a7a8d __gnu_cxx::__verbose_terminate_handler()
@ 0x7f05b68a5be6 (unknown)
@ 0x7f05b68a5c13 std::terminate()
@ 0x7f05b68a58a6 __gxx_personality_v0
@ 0x7f05b6d1d1ce (unknown)
@ 0x7f05b6d1d2b4 _Unwind_ForcedUnwind
@ 0x7f05bd1adf60 __GI___pthread_unwind
@ 0x7f05bd1a8175 __pthread_exit
@ 0x7f05bd571c5f PyThread_exit_thread
@ 0x7f05bd51e2aa PyEval_RestoreThread
@ 0x7f04d8d7c339 pybind11::gil_scoped_release::~gil_scoped_release()
@ 0x7f04d8d414e3 ZZN8pybind1112cpp_function10initializeIZN6paddle6pybindL18pybind11_init_coreERNS_6moduleEEUlRNS2_9operators6reader22LoDTensorBlockingQueueERKSt6vectorINS2_9framework9LoDTensorESaISC_EEE61_bIS9_SG_EINS_4nameENS_9is_methodENS_7siblingEEEEvOT_PFT0_DpT1_EDpRKT2_ENUlRNS_6detail13function_callEE1_4_FUNESY
@ 0x7f04d8d9288e pybind11::cpp_function::dispatcher()
@ 0x7f05bd487fbd _PyCFunction_FastCallDict
@ 0x7f05bd51f138 (unknown)
@ 0x7f05bd522acc _PyEval_EvalFrameDefault
@ 0x7f05bd51efce (unknown)
@ 0x7f05bd51f5f3 PyEval_EvalCodeEx
@ 0x7f05bd4613f3 (unknown)
@ 0x7f05bd42f34a PyObject_Call
@ 0x7f05bd522e55 _PyEval_EvalFrameDefault
@ 0x7f05bd51e660 (unknown)
@ 0x7f05bd51f584 (unknown)
@ 0x7f05bd522acc _PyEval_EvalFrameDefault
@ 0x7f05bd51e660 (unknown)
@ 0x7f05bd51f584 (unknown)
@ 0x7f05bd522acc _PyEval_EvalFrameDefault
@ 0x7f05bd51e660 (unknown)
@ 0x7f05bd527c66 _PyFunction_FastCallDict
