Comment 11 for bug 1326811

Just in case it helps, a grep for every reference to six in my failing log is here:

2014-06-05 18:13:39.079 | Downloading/unpacking six>=1.5.2 (from oslo.config)
2014-06-05 18:13:39.080 | Downloading six-1.6.1-py2.py3-none-any.whl
2014-06-05 18:13:39.082 | Storing download in cache at /var/cache/pip/https%3A%2F%2Fpypi.python.org%2Fpackages%2F3.3%2Fs%2Fsix%2Fsix-1.6.1-py2.py3-none-any.whl
2014-06-05 18:13:39.083 | Installing collected packages: oslo.config, six
2014-06-05 18:13:39.092 | Successfully installed oslo.config six
2014-06-05 18:13:52.885 | Requirement already satisfied (use --upgrade to upgrade): six>=1.6.0 in /usr/local/lib/python2.7/dist-packages (from cliff==1.6.1.2.g4bdf5fc)
2014-06-05 18:13:57.273 | Requirement already satisfied (use --upgrade to upgrade): six>=1.6.0 in /usr/local/lib/python2.7/dist-packages (from oslo.config==1.3.0.17.gdcef87a)
2014-06-05 18:14:14.340 | Requirement already satisfied (use --upgrade to upgrade): six>=1.6.0 in /usr/local/lib/python2.7/dist-packages (from oslo.messaging==1.3.0.41.gea989b8)
2014-06-05 18:14:18.771 | Requirement already satisfied (use --upgrade to upgrade): six>=1.6.0 in /usr/local/lib/python2.7/dist-packages (from oslo.rootwrap==1.2.0.3.gb7a1a7b)
2014-06-05 18:14:30.173 | Requirement already satisfied (use --upgrade to upgrade): six>=1.6.0 in /usr/local/lib/python2.7/dist-packages (from oslo.vmware==0.3.22.gc4e0294)
2014-06-05 18:14:40.698 | Requirement already satisfied (use --upgrade to upgrade): six>=1.6.0 in /usr/local/lib/python2.7/dist-packages (from pycadf==0.5.1.1.g6ac5531)
2014-06-05 18:15:05.487 | Requirement already satisfied (use --upgrade to upgrade): six>=1.6.0 in /usr/local/lib/python2.7/dist-packages (from taskflow==0.3.10.g598cd79)
2014-06-05 18:15:14.160 | Requirement already satisfied (use --upgrade to upgrade): six>=1.6.0 in /usr/local/lib/python2.7/dist-packages (from python-keystoneclient==0.9.0.4.g53a175e)
2014-06-05 18:15:19.601 | Requirement already satisfied (use --upgrade to upgrade): six>=1.6.0 in /usr/local/lib/python2.7/dist-packages (from python-keystoneclient>=0.9.0->python-glanceclient==0.12.0.100.g08aaa46)
2014-06-05 18:15:25.079 | Requirement already satisfied (use --upgrade to upgrade): six>=1.6.0 in /usr/local/lib/python2.7/dist-packages (from python-cinderclient==1.0.9.4.g1f7a95f)
2014-06-05 18:15:28.065 | Requirement already satisfied (use --upgrade to upgrade): six>=1.6.0 in /usr/local/lib/python2.7/dist-packages (from python-novaclient==2.17.0.128.g15ac2c9)
2014-06-05 18:15:29.003 | Requirement already satisfied (use --upgrade to upgrade): six>=1.6.0 in /usr/local/lib/python2.7/dist-packages (from python-swiftclient==2.1.0.9.g3d0de79)
2014-06-05 18:15:35.377 | Requirement already satisfied (use --upgrade to upgrade): six>=1.6.0 in /usr/local/lib/python2.7/dist-packages (from python-neutronclient==2.3.4.70.g6cec9fe)
2014-06-05 18:15:38.858 | Requirement already satisfied (use --upgrade to upgrade): six>=1.6.0 in /usr/local/lib/python2.7/dist-packages (from python-heatclient==0.2.9.21.gc29e863)
2014-06-05 18:15:44.328 | Requirement already satisfied (use --upgrade to upgrade): six>=1.6.0 in /usr/local/lib/python2.7/dist-packages (from python-openstackclient==0.3.1.50.gfb65652)
2014-06-05 18:16:23.102 | Requirement already satisfied (use --upgrade to upgrade): six>=1.6.0 in /usr/local/lib/python2.7/dist-packages (from keystone==2014.2.dev329.g983baf4)
2014-06-05 18:16:40.528 | Requirement already satisfied (use --upgrade to upgrade): six>=1.6.0 in /usr/local/lib/python2.7/dist-packages (from glance==2014.2.dev87.g5f04cce)
2014-06-05 18:17:33.416 | Requirement already satisfied (use --upgrade to upgrade): six>=1.6.0 in /usr/local/lib/python2.7/dist-packages (from cinder==2014.2.dev182.g6ce3115)
2014-06-05 18:18:34.711 | Requirement already satisfied (use --upgrade to upgrade): six>=1.6.0 in /usr/local/lib/python2.7/dist-packages (from neutron==2014.2.dev562.g68a9191)
2014-06-05 18:22:35.603 | Requirement already satisfied (use --upgrade to upgrade): six>=1.6.0 in /usr/local/lib/python2.7/dist-packages (from nova==2014.2.dev840.gc2d58c4)
2014-06-05 18:23:43.947 | Requirement already satisfied (use --upgrade to upgrade): six>=1.6.0 in /usr/local/lib/python2.7/dist-packages (from horizon==2014.2.dev288.gc28c221)
2014-06-05 18:24:04.315 | Requirement already satisfied (use --upgrade to upgrade): six>=1.6.0 in /usr/local/lib/python2.7/dist-packages (from heat==2014.2.dev399.gfffe0b6)
2014-06-05 18:24:30.462 | ERROR: openstackclient.shell Exception raised: six>=1.6.0
2014-06-05 18:24:30.471 | ERROR: openstackclient.shell Exception raised: six>=1.6.0
2014-06-05 18:24:30.480 | ERROR: openstackclient.shell Exception raised: six>=1.6.0
2014-06-05 18:24:30.484 | ERROR: openstackclient.shell Exception raised: six>=1.6.0