Traceback (most recent call last):
  File "setup.py", line 225, in <module>
    use_2to3=False
  File "/usr/lib/python2.7/distutils/core.py", line 151, in setup
    dist.run_commands()
  File "/usr/lib/python2.7/distutils/dist.py", line 953, in run_commands
    self.run_command(cmd)
  File "/usr/lib/python2.7/distutils/dist.py", line 972, in run_command
    cmd_obj.run()
  File "/home/travis/virtualenv/python2.7_with_system_site_packages/local/lib/python2.7/site-packages/setuptools/command/test.py", line 132, in run
    self.distribution.install_requires)
  File "/home/travis/virtualenv/python2.7_with_system_site_packages/local/lib/python2.7/site-packages/setuptools/dist.py", line 313, in fetch_build_eggs
    replace_conflicting=True,
  File "/home/travis/virtualenv/python2.7_with_system_site_packages/local/lib/python2.7/site-packages/pkg_resources/__init__.py", line 836, in resolve
    dist = best[req.key] = env.best_match(req, ws, installer)
  File "/home/travis/virtualenv/python2.7_with_system_site_packages/local/lib/python2.7/site-packages/pkg_resources/__init__.py", line 1074, in best_match
    dist = working_set.find(req)
  File "/home/travis/virtualenv/python2.7_with_system_site_packages/local/lib/python2.7/site-packages/pkg_resources/__init__.py", line 711, in find
    raise VersionConflict(dist, req)
VersionConflict: (pyOpenSSL 0.13 (/usr/lib/python2.7/dist-packages), Requirement.parse('pyOpenSSL>=0.14'))