soledad tests failing (locally)

maybe I'm missing something, but this is what I get when trying to run soledad tests: (fresh clone, develop branch, newly created venv, installed pysqlcipher)

10665 ± : nose2 -F leap.soledad.tests                                                                                                                    ⏎ [8d18h46m] ✭
E
Traceback (most recent call last):
  File "/tmp/leap_client/bin/nose2", line 9, in 
    load_entry_point('nose2==0.4.5', 'console_scripts', 'nose2')()
  File "/tmp/leap_client/local/lib/python2.7/site-packages/nose2/main.py", line 281, in discover
    return main(*args, **kwargs)
  File "/tmp/leap_client/local/lib/python2.7/site-packages/nose2/main.py", line 97, in __init__
    super(PluggableTestProgram, self).__init__(**kw)
  File "/usr/lib/python2.7/unittest/main.py", line 95, in __init__
    self.runTests()
  File "/tmp/leap_client/local/lib/python2.7/site-packages/nose2/main.py", line 257, in runTests
    self.result = runner.run(self.test)
  File "/tmp/leap_client/local/lib/python2.7/site-packages/nose2/runner.py", line 57, in run
    self.session.hooks.afterTestRun(event)
  File "/tmp/leap_client/local/lib/python2.7/site-packages/nose2/events.py", line 214, in __call__
    result = getattr(plugin, self.method)(event)
  File "/tmp/leap_client/local/lib/python2.7/site-packages/nose2/plugins/result.py", line 101, in afterTestRun
    self._reportSummary(event)
  File "/tmp/leap_client/local/lib/python2.7/site-packages/nose2/plugins/result.py", line 155, in _reportSummary
    self._printErrorList('ERROR', errors, evt.stream)
  File "/tmp/leap_client/local/lib/python2.7/site-packages/nose2/plugins/result.py", line 167, in _printErrorList
    err = self._getOutcomeDetail(event)
  File "/tmp/leap_client/local/lib/python2.7/site-packages/nose2/plugins/result.py", line 243, in _getOutcomeDetail
    detail = [util.exc_info_to_string(exc_info, test)]
  File "/tmp/leap_client/local/lib/python2.7/site-packages/nose2/util.py", line 204, in exc_info_to_string
    return format_traceback(test, err)
  File "/tmp/leap_client/local/lib/python2.7/site-packages/nose2/util.py", line 223, in format_traceback
    return ''.join(msgLines)
TypeError
(leap_client)

(from redmine: created on 2013-02-21, closed on 2013-03-07)