#0  0x00007fc8583823a5 in __GI_raise (sig=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
        resultvar = 0
        pid = <optimized out>
        selftid = <optimized out>
#1  0x00007fc858385b0b in __GI_abort () at abort.c:92
        save_stage = 2
        act = {__sigaction_handler = {sa_handler = 0, sa_sigaction = 0}, sa_mask = {__val = {140498450555853, 140498179021568, 140498437929098, 1024, 0, 140498181656600, 140498179021568, 140498181656576, 140498178146336, 140498178311552, 140498181656576, 132, 1, 0, 140498450557388, 140498179021568}}, sa_flags = 1467772810, sa_restorer = 0x7fc855b762d3}
        sigs = {__val = {32, 0 <repeats 15 times>}}
#2  0x00007fc8577c74ad in ?? ()
No symbol table info available.
#3  0x00007fc8577f16fc in ?? ()
No symbol table info available.
#4  0x00007fc855b7b455 in ?? ()
No symbol table info available.
#5  0x00007fc8577f16fc in ?? ()
No symbol table info available.
#6  0x00007fc8577f1694 in ?? ()
No symbol table info available.
#7  0x00007fc8480095d0 in ?? ()
No symbol table info available.
#8  0x0000000000000000 in ?? ()
No symbol table info available.