Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/3b7eff23c6724d75a4ea82edfe2b7cfc : SUCCESS in 6m 09s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/1b83c405b7d54754858533cdca8e3d4b : FAILURE in 10m 13s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/95611e220c424f5c9d7e093eb4c1a848 : FAILURE in 6m 31s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/a241e87d6b62495e9534dc6ccc6f4967 : FAILURE in 6m 16s