#gdb /usr/lib/nux/unity_support_test GNU gdb (GDB) 7.5-ubuntu Copyright (C) 2012 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. Type "show copying" and "show warranty" for details. This GDB was configured as "i686-linux-gnu". For bug reporting instructions, please see: ... Reading symbols from /usr/lib/nux/unity_support_test...(no debugging symbols found)...done. (gdb) run Starting program: /usr/lib/nux/unity_support_test [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib/i386-linux-gnu/libthread_db.so.1". Program received signal SIGSEGV, Segmentation fault. 0x0804920a in ?? ()