STRESS x3 (exit codes; 136=SIGFPE, 139=SIGSEGV):
=== STRESS: repeat A,B,D x3 ===
Floating point exception (core dumped)
Floating point exception (core dumped)
A1=136
B1=139
Segmentation fault (core dumped)
D1=136
Floating point exception (core dumped)
A2=136
Floating point exception (core dumped)
Segmentation fault (core dumped)
B2=139
Floating point exception (core dumped)
D2=136
Floating point exception (core dumped)
A3=136
Segmentation fault (core dumped)
B3=139
Floating point exception (core dumped)
D3=136