Error in atexit._run_exitfuncs:

Traceback (most recent call last):

  File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/atexit.py", line 24, in _run_exitfuncs

    func(*targs, **kargs)

  File "/Library/Python/2.7/site-packages/PyOP2-0.11.0_366_ga8923c7-py2.7-macosx-10.10-intel.egg/pyop2_utils/prefork.py", line 148, in _quit

    self._remote_invoke("quit")

  File "/Library/Python/2.7/site-packages/PyOP2-0.11.0_366_ga8923c7-py2.7-macosx-10.10-intel.egg/pyop2_utils/prefork.py", line 138, in _remote_invoke

    _send_packet(self.socket, (name, args, kwargs))

  File "/Library/Python/2.7/site-packages/PyOP2-0.11.0_366_ga8923c7-py2.7-macosx-10.10-intel.egg/pyop2_utils/prefork.py", line 64, in _send_packet

    from six.moves.cPickle import dumps

ImportError: No module named cPickle

Error in sys.exitfunc:

Traceback (most recent call last):

  File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/atexit.py", line 24, in _run_exitfuncs

    func(*targs, **kargs)

  File "/Library/Python/2.7/site-packages/PyOP2-0.11.0_366_ga8923c7-py2.7-macosx-10.10-intel.egg/pyop2_utils/prefork.py", line 148, in _quit

    self._remote_invoke("quit")

  File "/Library/Python/2.7/site-packages/PyOP2-0.11.0_366_ga8923c7-py2.7-macosx-10.10-intel.egg/pyop2_utils/prefork.py", line 138, in _remote_invoke

    _send_packet(self.socket, (name, args, kwargs))

  File "/Library/Python/2.7/site-packages/PyOP2-0.11.0_366_ga8923c7-py2.7-macosx-10.10-intel.egg/pyop2_utils/prefork.py", line 64, in _send_packet

    from six.moves.cPickle import dumps

ImportError: No module named cPickle

make: *** [unit_sequential] Error 1

/Library/Python/2.7/site-packages/PyOP2-0.11.0_366_ga8923c7-py2.7-macosx-10.10-intel.egg/pyop2_utils/prefork.py:78: UserWarning: Prefork server exiting upon apparent death of parent

  warn("%s exiting upon apparent death of %s" % (who, partner))

Traceback (most recent call last):

  File "/Library/Python/2.7/site-packages/_pytest/config.py", line 543, in importconftest

    mod = conftestpath.pyimport()

  File "/Library/Python/2.7/site-packages/py/_path/local.py", line 650, in pyimport

    __import__(modname)

RuntimeError: not holding the import lock

ERROR: could not load /Users/justin/Software/firedrake-deps/PyOP2/test/conftest.py

These happened to be only the last few lines. The entire log is too big for me to attach. I have tried reinstalling petsc, petsc4py, and PyOP2 to reinstalling the dependencies, but nothing seems to work. Any idea what's going on here?

Thanks,

Justin