File "/usr/local/lib/python3.6/dist-packages/bert_base/server/__init__.py", line 150, in _run
addr_front2sink = auto_bind(sink)
File "/usr/local/lib/python3.6/dist-packages/bert_base/server/helper.py", line 182, in auto_bind
socket.bind('ipc://{}'.format(tmp_dir))
File "zmq/backend/cython/socket.pyx", line 550, in zmq.backend.cython.socket.Socket.bind
File "zmq/backend/cython/checkrc.pxd", line 26, in zmq.backend.cython.checkrc._check_rc
zmq.error.ZMQError: Input/output error