#0  0x00007f651cc51445 in __GI_raise (sig=<optimized out>) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
        resultvar = 0
        pid = <optimized out>
        selftid = 8615
#1  0x00007f651cc54bab in __GI_abort () at abort.c:91
        save_stage = 2
        act = {__sigaction_handler = {sa_handler = 0x6e0000005b, sa_sigaction = 0x6e0000005b}, sa_mask = {__val = {532575944823, 0, 140071097335840, 464, 0, 5, 5, 140071097348648, 140072251415109, 0, 140071097413360, 464, 140072320193668, 5, 140072254872975, 0}}, sa_flags = 551736690, sa_restorer = 0xd3e30973ffde9e11}
        sigs = {__val = {32, 0 <repeats 15 times>}}
#2  0x00007f651cc8ee2e in __libc_message (do_abort=1, fmt=0x7f651cd9519d "%s") at ../sysdeps/unix/sysv/linux/libc_fatal.c:201
        ap = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 0x7f651268bbb0, reg_save_area = 0x7f651268bac0}}
        ap_copy = {{gp_offset = 16, fp_offset = 48, overflow_arg_area = 0x7f651268bbb0, reg_save_area = 0x7f651268bac0}}
        fd = 2
        on_2 = <optimized out>
        list = <optimized out>
        nlist = <optimized out>
        cp = <optimized out>
        written = <optimized out>
#3  0x00007f651cc8eefe in __GI___libc_fatal (message=0x7f651cfe9de8 "libgcc_s.so.1 must be installed for pthread_cancel to work\n") at ../sysdeps/unix/sysv/linux/libc_fatal.c:212
No locals.
#4  0x00007f651cfe8491 in pthread_cancel_init () at ../nptl/sysdeps/pthread/unwind-forcedunwind.c:65
        resume = <optimized out>
        personality = <optimized out>
        forcedunwind = <optimized out>
        getcfa = <optimized out>
        handle = 0x0
#5  0x00007f651cfe857c in _Unwind_ForcedUnwind (exc=<optimized out>, stop=<optimized out>, stop_argument=<optimized out>) at ../nptl/sysdeps/pthread/unwind-forcedunwind.c:130
        forcedunwind = <optimized out>
#6  0x00007f651cfe66a0 in __GI___pthread_unwind (buf=<optimized out>) at unwind.c:130
        ibuf = <optimized out>
        self = <optimized out>
#7  0x00007f651cfe0ff5 in __do_cancel () at pthreadP.h:265
No locals.
#8  __pthread_exit (value=<optimized out>, value@entry=0x0) at pthread_exit.c:30
No locals.
#9  0x00000000004d0a85 in thumbnail_thread_start (data=<optimized out>) at nautilus-thumbnails.c:560
        info = 0x21a7c00
        pixbuf = <optimized out>
        current_orig_mtime = <optimized out>
        current_time = 1342977433
        node = <optimized out>
        __PRETTY_FUNCTION__ = "thumbnail_thread_start"
#10 0x00007f651cfdfe9a in start_thread (arg=0x7f651268c700) at pthread_create.c:308
        __res = <optimized out>
        pd = 0x7f651268c700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, 7338516319521860651, 140734111577408, 140072077281728, 0, 3, -7269511942591353813, -7269482365234058197}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#11 0x00007f651cd0d4bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
No locals.
#12 0x0000000000000000 in ?? ()
No symbol table info available.