Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/e458a592374e4413bd2db726d3ef7c43 : SUCCESS in 5m 31s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/2d41928ce06641bc8ef32cb1ce8ecef3 : FAILURE in 5m 04s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/72304a2fd7dc4d609956d4d34b06cd78 : SUCCESS in 5m 22s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/c477156a863a488f886245492809b69c : SUCCESS in 5m 33s