r23231: Fix make test on build farm for 64-bit hosts. There's no reason this should

r23231: Fix make test on build farm for 64-bit hosts.  There's no reason this should
be any different for 64-bit hosts, but we probably are lucking out on other
fields here as well.  The "fields_present" field shouldn't just be copied
from usrmgr traces, because it indicates which fields should be set, and
in this case, we were setting the kickoff time (NOT the expired time) to some
random date.