Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/479c70df14664931b7e0bdb6bc599310 : SUCCESS in 6m 32s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/a6b55a67519d438cb8c238f84d2f9d86 : FAILURE in 5m 49s