Build failed. - build-openstack-sphinx-docs http://logs.openstack.org/periodic-stable/git.openstack.org/openstack/oslo.log/stable/queens/build-openstack-sphinx-docs/d60688d/ : RETRY_LIMIT in 4m 12s - openstack-tox-py27 http://logs.openstack.org/periodic-stable/git.openstack.org/openstack/oslo.log/stable/queens/openstack-tox-py27/7497dbf/ : SUCCESS in 3m 56s