Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/ca1cdf79f24d4defb9f233b534f8869d : SUCCESS in 6m 48s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/46553cb6604e459e9f49353face6c045 : FAILURE in 13m 42s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/0ec491c8b10e442c8ab7bc3889326d88 : FAILURE in 15m 14s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/900fbbf0b3a047d597e529be4c9ee2df : FAILURE in 14m 40s