Segmentation fault (core dumped) and the strace log summary: 8797 16:23:53.320643 restart_syscall(<... resuming interrupted nanosleep ...>) = 0 <0.890575> 8797 16:23:54.212440 prctl(PR_GET_DUMPABLE) = 1 (SUID_DUMP_USER) <0.000741> 8797 16:23:54.213787 mprotect(0x7f49db5000, 409600, ...