Exception happened during processing of coroutine.
Traceback (most recent call last):
  File "build/bdist.linux-i686/egg/cogen/core/coroutines.py", line 201, in run_op
    rop = self.coro.throw(*op.message)
  File "./cogen_scan.py", line 14, in check
    yield mysocket.connect(("ya.ru", port), timeout=3)
  File "build/bdist.linux-i686/egg/cogen/core/reactors.py", line 105, in run_operation
    r = op.try_run(reactor)
  File "build/bdist.linux-i686/egg/cogen/core/sockets.py", line 237, in try_run
    result = self.run(reactor)
  File "build/bdist.linux-i686/egg/cogen/core/sockets.py", line 875, in run
    raise socket.error(err, errno.errorcode[err])
error: (114, 'EALREADY')
Coroutine <check Coroutine instance at 0x0823FD94 wrapping <generator object at 0x823ce2c>, state: FAILED> killed.