Does anyone know what causes this problem at [1]:

2019-04-30 16:34:03.137 | +++ functions-common:oscwrap:2346            :   command openstack role add admin --user neutron --project service --user-domain Default --project-domain Default
2019-04-30 16:34:03.139 | +++ functions-common:oscwrap:2346            :   openstack role add admin --user neutron --project service --user-domain Default --project-domain Default
2019-04-30 16:34:04.331 | Failed to discover available identity versions when contacting http://104.239.175.234/identity. Attempting to parse version from URL.
2019-04-30 16:34:04.331 | Could not find versioned identity endpoints when attempting to authenticate. Please check that your auth_url is correct. Not Found (HTTP 404)

[1] http://logs.openstack.org/79/638479/3/check/networking-calico-tempest-dsvm/5431e4b/logs/devstacklog.txt.gz

I think there are loads of uses of that URL, before where the networking-calico plugin uses it, so I can't see why the plugin's use hits that error.

Thanks,
    Neil