Build failed.

- periodic-nova-docs-icehouse http://logs.openstack.org/periodic-stable/periodic-nova-docs-icehouse/778446... : SUCCESS in 7m 22s - periodic-nova-python26-icehouse http://logs.openstack.org/periodic-stable/periodic-nova-python26-icehouse/e4... : SUCCESS in 14m 43s - periodic-nova-python27-icehouse http://logs.openstack.org/periodic-stable/periodic-nova-python27-icehouse/3b... : SUCCESS in 14m 19s - periodic-nova-docs-juno http://logs.openstack.org/periodic-stable/periodic-nova-docs-juno/990881e : SUCCESS in 16m 19s - periodic-nova-python26-juno http://logs.openstack.org/periodic-stable/periodic-nova-python26-juno/6f8aa3... : FAILURE in 15m 59s - periodic-nova-python27-juno http://logs.openstack.org/periodic-stable/periodic-nova-python27-juno/95cca2... : FAILURE in 15m 50s