Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/3a2195cc5db24a3393d634d7b502b6a3 : SUCCESS in 8m 32s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/2a31a7fec0a4413dab09d1176d356cb4 : FAILURE in 4m 03s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/5cbdc78f44b84ca88d44b386ed17f832 : SUCCESS in 9m 32s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/8f9c98c5ff164b8cb7933fce48bc0440 : SUCCESS in 10m 45s