it still crash, but the error is different: (gdb) bt #0 0x00007f352c42b095 in raise () from /lib/libc.so.6 #1 0x00007f352c42caf0 in abort () from /lib/libc.so.6 #2 0x00007f352c465a7b in ?? () from /lib/libc.so.6 #3 0x00007f352c4e6607 in __fortify_fail () from /lib/libc.so.6 #4 0x00007f352c4e65d0 in __stack_chk_fail () from /lib/libc.so.6 #5 0x00007f352fad09b3 in check_futuris_aa (rst=0x7fff3c0939b0) at /home/samm/src/cuneiform-linux/cuneiform_src/Kern/rstr/src/diffrv.c:2572 #6 0x00007f352facfdf5 in check_oa (c=0x8a93b0, let=174 '�', rst=0x7fff3c0939b0) at /home/samm/src/cuneiform-linux/cuneiform_src/Kern/rstr/src/diffrv.c:2437 #7 0x00007f352fac80da in r_criteria (c=0x8aaeb0, gl=0x7fff3c094230) at /home/samm/src/cuneiform-linux/cuneiform_src/Kern/rstr/src/diffrv.c:486 #8 0x00007f352fae467f in dmiBOX (A=0x8aaeb0, GL=0x7fff3c094230, fl2=1) at /home/samm/src/cuneiform-linux/cuneiform_src/Kern/rstr/src/dmbox.c:582 #9 0x00007f352fae5ed0 in dmBOX (BC=0x8aaeb0, GL=0x7fff3c094230) at /home/samm/src/cuneiform-linux/cuneiform_src/Kern/rstr/src/dmbox.c:905 #10 0x00007f352fa96d73 in full_recog (B1=0x8aaeb0, gl0=0x7fff3c094230, trs=220, tol=2) at /home/samm/src/cuneiform-linux/cuneiform_src/Kern/rstr/src/cg_main.c:4185 #11 0x00007f352fa929b7 in recog_one (B0=0x8aaeb0, GL=0x7fff3c094230, tol=220, vers=0x7fff3c094a60) at /home/samm/src/cuneiform-linux/cuneiform_src/Kern/rstr/src/cg_main.c:2847 #12 0x00007f352fa92bac in recog_set (C=0x8a9530, org_cells=0x7fff3c0945a8, N=2, cut_fl=16 '\020', cut_fine=32 ' ', inc=10000, tolbox=220, gvar=0x7fff3c094b4c "\001 \020", vers=0x7fff3c094a60, width=0x7fff3c094b3a) at /home/samm/src/cuneiform-linux/cuneiform_src/Kern/rstr/src/cg_main.c:2902 #13 0x00007f352fa921ba in recogij (C=0x8a9530, org_cells=0x7fff3c0945a8, N=2, cut_fl=16 '\020', cut_fine=32 ' ', inc=10000, roi=0x7fff3c094af0, gvar=0x7fff3c094b4c "\001 \020", vers=0x7fff3c094a60, width=0x7fff3c094b3a) at /home/samm/src/cuneiform-linux/cuneiform_src/Kern/rstr/src/cg_main.c:2698 #14 0x00007f352fa909a8 in accept_segment (C=0x8a9530, r0=0x7fff3c0ae180, cut_list=0x7fff3c0ac140, vers_list=0x7fff3c0ab940, i1=0, i0=6, mode=0 '\0') at /home/samm/src/cuneiform-linux/cuneiform_src/Kern/rstr/src/cg_main.c:2223 #15 0x00007f352fa8f784 in addij (C=0x8a9530, r0=0x7fff3c0ae180, cut_list=0x7fff3c0ac140, vers_list=0x7fff3c0ab940, ncut=17, i1=0, i0=6, mode=0 '\0') at /home/samm/src/cuneiform-linux/cuneiform_src/Kern/rstr/src/cg_main.c:1988 #16 0x00007f352fa992b4 in dp_pass0 (CP=0x8a9530, rp=0x7fff3c0ae180, cutp=0x7fff3c0ac140, versp=0x7fff3c0ab940, n=17) at /home/samm/src/cuneiform-linux/cuneiform_src/Kern/rstr/src/cg_smcut.c:417 #17 0x00007f352fa8d0dc in cut_glue (LC=0x8a9530, E=0x8a92f0, ovfl=0 '\0') at /home/samm/src/cuneiform-linux/cuneiform_src/Kern/rstr/src/cg_main.c:1245 #18 0x00007f352fa8c65d in process_frame (WB=0x8a9470, WE=0x8a9170) at /home/samm/src/cuneiform-linux/cuneiform_src/Kern/rstr/src/cg_main.c:1009 #19 0x00007f352fa8b7fd in process_word (WB=0x8a9470, WE=0x8a9170) at /home/samm/src/cuneiform-linux/cuneiform_src/Kern/rstr/src/cg_main.c:746 #20 0x00007f352fa8a9f3 in cuts_glues () at /home/samm/src/cuneiform-linux/cuneiform_src/Kern/rstr/src/cg_main.c:468 #21 0x00007f352fb13d0a in pass3 (ln=0xc91ee0, lout=0xc8bfa0) at /home/samm/src/cuneiform-linux/cuneiform_src/Kern/rstr/src/pass3.c:876 #22 0x00007f352fb352c4 in RSTRRecognizeMain (lin=0xc91ee0, lino=0xc8bfa0) at /home/samm/src/cuneiform-linux/cuneiform_src/Kern/rstr/src/rcm.c:1702 #23 0x00007f352fb34dc6 in RSTRRecognize (lin=0xc91ee0, lino=0xc8bfa0) at /home/samm/src/cuneiform-linux/cuneiform_src/Kern/rstr/src/rcm.c:1383 #24 0x00007f352fb35f74 in RSTR_Recog (lini=0xc91ee0, lino=0xc8bfa0) at /home/samm/src/cuneiform-linux/cuneiform_src/Kern/rstr/src/rcm.c:2109 #25 0x00007f3533c79355 in RecognizeStringsPass1 () at /home/samm/src/cuneiform-linux/cuneiform_src/Kern/puma/c/partrecog.cpp:250 #26 0x00007f3533c79e32 in Recognize () at /home/samm/src/cuneiform-linux/cuneiform_src/Kern/puma/c/partrecog.cpp:623 #27 0x00007f3533c7b6dc in PUMA_XFinalRecognition () at /home/samm/src/cuneiform-linux/cuneiform_src/Kern/puma/main/puma.cpp:595 #28 0x0000000000402926 in main (argc=4, argv=0x7fff3c0af4d8) at /home/samm/src/cuneiform-linux/cuneiform_src/Kern/cuneiform-cli.cpp:346