Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/f4dc55b77be348aca6865530ab546e98 : SUCCESS in 4m 47s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/907ed97f757041b9a941c756ebf7fee5 : FAILURE in 3m 58s