Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/72ad550c31b44c7d84327400d5f31a1d : SUCCESS in 12m 27s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/66102c340c9e471aaae846e6f59082fa : FAILURE in 9m 08s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/b42076a2bcea4adda535cb0896755c2e : SUCCESS in 8m 26s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/698ffc79057644b2bfa4407d74f01846 : SUCCESS in 9m 28s