Nulgrind, the minimal Valgrind tool

(action at startup) vgdb me ... 


loops/sleep_ms/burn/threads_spec:  1000000000 5000 1000000000 BSBSBSBS
Brussels ready to sleep and/or burn
London ready to sleep and/or burn
Petaouchnok ready to sleep and/or burn
main ready to sleep and/or burn