__f=@0x7fffd8001a90: (void (mira::webcore::*)(mira::webcore * const, void *, const std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > &, const std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > &, char *(*)(char *, void *))) 0x5555558288ba <mira::webcore::ws_start(void*, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, char* (*)(char*, void*))>, __t=@0x7fffd8001a88: 0x555555936388) at /usr/include/c++/11/bits/invoke.h:74
#17 0x00005555557d038d in std::__invoke<void (mira::webcore::*)(void*, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, char* (*)(char*, void*)), mira::webcore*, mira::bitmart_spot_api*, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, char* (*)(char*, void*)> (
    __fn=@0x7fffd8001a90: (void (mira::webcore::*)(mira::webcore * const, void *, const std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > &, const std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > &, char *(*)(char *, void *))) 0x5555558288ba <mira::webcore::ws_start(void*, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, char*--Type <RET> for more, q to quit, c to continue without paging--
char*, void*))>) at /usr/include/c++/11/bits/invoke.h:96
#18 0x00005555557d01a3 in std::thread::_Invoker<std::tuple<void (mira::webcore::*)(void*, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, char* (*)(char*, void*)), mira::webcore*, mira::bitmart_spot_api*, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, char* (*)(char*, void*)> >::_M_invoke<0ul, 1ul, 2ul, 3ul, 4ul, 5ul> (this=0x7fffd8001a38) at /usr/include/c++/11/bits/std_thread.h:259
#19 0x00005555557d00b8 in std::thread::_Invoker<std::tuple<void (mira::webcore::*)(void*, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, char* (*)(char*, void*)), mira::webcore*, mira::bitmart_spot_api*, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, char* (*)(char*, void*)> >::operator() (this=0x7fffd8001a38) at /usr/include/c++/11/bits/std_thread.h:266
#20 0x00005555557d0056 in std::thread::_State_impl<std::thread::_Invoker<std::tuple<void (mira::webcore::*)(void*, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, char* (*)(char*, void*)), mira::webcore*, mira::bitmart_spot_api*, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, char* (*)(char*, void*)> > >::_M_run (this=0x7fffd8001a30) at /usr/include/c++/11/bits/std_thread.h:211
#21 0x00007ffff76dc253 in ?? () from /lib/x86_64-linux-gnu/libstdc++.so.6
#22 0x00007ffff7294ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#23 0x00007ffff7326850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81
(gdb)