Code:
./llr-3.8.5 -d -q5*10^19737+3
Starting probable prime test of 5*10^19737+3
5*10^19737+3 is base 3-Strong Fermat PRP! Time : 12.733 sec.
Starting Lucas sequence
Speicherzugriffsfehlerlength 4K, P = 4, Q = 2
"Speicherzugriffsfehler" means that it SEGV'ed here,trying to compute the Lucas sequence.