here it output

Running czmq test 'zproxy'...

• zproxy:
  I: 17-01-15 19:09:09 zproxy: API command=FRONTEND
  I: 17-01-15 19:09:09 zproxy: - FRONTEND type=PULL attach=inproc://frontend authe
  ntication=NONE
  I: 17-01-15 19:09:09 zproxy: API command=BACKEND
  I: 17-01-15 19:09:09 zproxy: - BACKEND type=PUSH attach=inproc://backend authent
  ication=NONE
  I: 17-01-15 19:09:09 zproxy: API command=PAUSE
  I: 17-01-15 19:09:09 zproxy: API command=RESUME
  I: 17-01-15 19:09:09 zproxy: API command=CAPTURE
  I: 17-01-15 19:09:09 zproxy: API command=$TERM
  Assertion failed: sink, file C:\dev\ZeroMQ\github\czmq\src\zproxy.c, line 551