Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/1a6fce083db941c0b44e86275a0ffa95 : SUCCESS in 4m 57s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/116d7d04e5ce4231a63974fcf82837e9 : FAILURE in 4m 57s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/7ecec48828f54527bb88c025ae91bd00 : SUCCESS in 4m 39s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/b1820409f721429f8f727d1fca914bc6 : SUCCESS in 4m 40s