#0  0x00007f65ea58cf89 in __GI_raise (sig=sig@entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:56
        resultvar = 0
        pid = 21384
        selftid = 21384
#1  0x00007f65ea590398 in __GI_abort () at abort.c:89
        save_stage = 2
        act = {__sigaction_handler = {sa_handler = 0x7fff43310050, sa_sigaction = 0x7fff43310050}, sa_mask = {__val = {140734320673632, 140075776489240, 140075750229335, 140071768424453, 0, 140075703822440, 140075699916072, 140075703822440, 140075776489240, 140075776521680, 140075750257941, 140075752122784, 140075700856733, 1, 140075752125136, 140075776496992}}, sa_flags = 10, sa_restorer = 0x7f65ed7269c0}
        sigs = {__val = {32, 0 <repeats 15 times>}}
#2  0x00007f65eb0b66b5 in __gnu_cxx::__verbose_terminate_handler() () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
No symbol table info available.
#3  0x00007f65eb0b4836 in ?? () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
No symbol table info available.
#4  0x00007f65eb0b4863 in std::terminate() () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
No symbol table info available.
#5  0x00007f65eb0b4aa2 in __cxa_throw () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
No symbol table info available.
#6  0x00007f65eb1065d7 in std::__throw_out_of_range(char const*) () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
No symbol table info available.
#7  0x00007f65ed87537c in ?? ()
No symbol table info available.
#8  0x00007f65ed88cc5c in ?? ()
No symbol table info available.
#9  0x00007f65ed88e848 in ?? ()
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#10 0x00007f65ed88e994 in ?? ()
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#11 0x00007f65ed87f6b9 in ?? ()
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#12 0x00007f65ed884053 in ?? ()
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#13 0x00007f65ed878eac in ?? ()
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#14 0x00007f65ed87ab3e in ?? ()
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#15 0x00007f65ed82d600 in ?? ()
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#16 0x00007f65ed82e90a in ?? ()
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#17 0x00007f65ed82f6d9 in ?? ()
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#18 0x00007f65ed819430 in ?? ()
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#19 0x00007f65ed80e9b8 in ?? ()
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#20 0x00007f65ed7d15c5 in main ()
No symbol table info available.