.
Thread 1 (LWP 8497):
#0  0x00007fadc53cd267 in __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:55
        resultvar = 0
        pid = 8497
        selftid = 8497
#1  0x00007fadc53ceeca in __GI_abort () at abort.c:89
        save_stage = 2
        act = {__sigaction_handler = {sa_handler = 0x0, sa_sigaction = 0x0}, sa_mask = {__val = {140735967278336, 36779264, 140384325771040, 140733193453334, 1, 4294994946, 11201274709183, 72061994215145472, 1095217910271, 65280, 16, 0, 140384315168151, 44, 1, 8496}}, sa_flags = 0, sa_restorer = 0x23149d0}
        sigs = {__val = {32, 0 <repeats 15 times>}}
#2  0x0000000000406b82 in ?? ()
No symbol table info available.
#3  <signal handler called>
No locals.
#4  0x000000000044ea2c in ?? ()
No symbol table info available.
#5  0x000000000042ed19 in ?? ()
No symbol table info available.
#6  0x0000000000406698 in ?? ()
No symbol table info available.
#7  0x00000000004215d5 in ?? ()
No symbol table info available.
#8  0x000000000044a524 in ?? ()
No symbol table info available.
#9  0x000000000040554d in ?? ()
No symbol table info available.
#10 0x00007fadc53b8a40 in __libc_start_main (main=0x4036e0, argc=7, argv=0x7fffa5566178, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffa5566168) at libc-start.c:289
        result = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, -3340090384621151497, 4218592, 140735967289712, 0, 0, 3340218860309928695, 3386169812150737655}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x4509b0, 0x7fffa5566178}, data = {prev = 0x0, cleanup = 0x0, canceltype = 4524464}}}
        not_first_call = <optimized out>
#11 0x0000000000405f09 in ?? ()
No symbol table info available.