=== DF-0033 sample run (15s, 8 peers) — race is intermittent; this run may or may not panic ===
[*] DF-0033 v2: 8 peers x 15 secs, hammering rfork(RFPROC|RFTHREAD)
    ++ under p_token (kern_fork.c:569)  vs
    -- under fd_spin  (kern_descrip.c:2675)
RUN_EXIT=124