Comment 3 for bug 1651292

i think they have conflicting namespace. openstack-infra doesn't have this failure because it install from wheel.

2016-12-20 20:03:48.492 | Collecting openstack.nose-plugin===0.11 (from -c /opt/stack/new/requirements/upper-constraints.txt (line 204))
2016-12-20 20:03:48.508 | Downloading http://mirror.regionone.osic-cloud1.openstack.org/wheel/ubuntu-14.04-x86_64/openstack-nose-plugin/openstack.nose_plugin-0.11-py2-none-any.whl