Comment 2 for bug 1582223

Sophia, please either attach a diagnostic snapshot or take the environment where this is reproduced to the MOS Keystone team for a live debugging session.

As always, this works for me:

rally --debug verify start --regex tempest.api.identity.admin.v2.test_roles_negative.RolesNegativeTestJSON.test_delete_role_request_without_token

...

======
Totals
======
Ran: 1 tests in 25.0000 sec.
 - Passed: 1
 - Skipped: 0
 - Expected Fail: 0
 - Unexpected Success: 0
 - Failed: 0
Sum of execute time for each test: 0.4100 sec.