Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/4b62654b86c643238fefcd1d41166766 : SUCCESS in 7m 58s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/8f335c757a0048fb838c33517483ed38 : FAILURE in 4m 32s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/acd61164aa7c46cc80ce95316e59f2da : SUCCESS in 18m 51s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/eccbeb8d517b473eaefe923972ac7c7a : SUCCESS in 22m 21s