__pthread_kill_implementation (no_tid=0, signo=6, threadid=140736934696512) at ./nptl/pthread_kill.c:44
44      ./nptl/pthread_kill.c: No such file or directory.
(gdb) bt
#0  __pthread_kill_implementation (no_tid=0, signo=6, threadid=140736934696512) at ./nptl/pthread_kill.c:44
#1  __pthread_kill_internal (signo=6, threadid=140736934696512) at ./nptl/pthread_kill.c:78
#2  __GI___pthread_kill (threadid=140736934696512, signo=signo@entry=6) at ./nptl/pthread_kill.c:89
#3  0x00007ffff7242476 in __GI_raise (sig=sig@entry=6) at ../sysdeps/posix/raise.c:26
#4  0x00007ffff72287f3 in __GI_abort () at ./stdlib/abort.c:79
#5  0x00007ffff76a2b9e in ?? () from /lib/x86_64-linux-gnu/libstdc++.so.6
#6  0x00007ffff76ae20c in ?? () from /lib/x86_64-linux-gnu/libstdc++.so.6
#7  0x00007ffff76ae277 in std::terminate() () from /lib/x86_64-linux-gnu/libstdc++.so.6
#8  0x00007ffff76ae4d8 in __cxa_throw () from /lib/x86_64-linux-gnu/libstdc++.so.6
#9  0x000055555582caf0 in mira::field_t::at (this=0x7fffdeffab10, s="pairs") at /home/ubuntu/connector_debug/parsing/src/simplejson.cpp:67
#10 0x0000555555856ce6 in mira::marketmaking::MexcSpotMarketMaking::get_price (this=0x555555c46b70) at /home/ubuntu/dmm_strat/algo/market_making/mexc_spot/src/mm_strategy.cpp:76
#11 0x0000555555858131 in mira::marketmaking::MexcSpotMarketMaking::_update_mid_price (this=0x555555c46b70, event=...)
    at /home/ubuntu/dmm_strat/algo/market_making/mexc_spot/src/mm_strategy.cpp:171
#12 0x0000555555857168 in mira::marketmaking::MexcSpotMarketMaking::_process (this=0x555555c46b70, event=...)
    at /home/ubuntu/dmm_strat/algo/market_making/mexc_spot/src/mm_strategy.cpp:93
#13 0x000055555584690d in mira::advanced_handler<mira::market_event, mira::order_event>::handle (this=0x555555c46b78, event=...)
    at /home/ubuntu/dmm_strat/solutions/test/../../../connector_debug/parsing/events.hpp:74
#14 0x000055555576adc2 in mira::advanced_handler<mira::ws_event, mira::market_event>::handle (this=0x555555939d00, event=...)
    at /home/ubuntu/dmm_strat/solutions/test/../../../connector_debug/parsing/events.hpp:81
#15 0x0000555555816f4a in operator() (__closure=0x0, res=0x7fffd40d1960 "\321@\375\377\a", data=0x555555933320) at /home/ubuntu/connector_debug/parsing/src/api.cpp:99
#16 0x0000555555817216 in _FUN () at /home/ubuntu/connector_debug/parsing/src/api.cpp:104
#17 0x00007ffff6aa4c72 in binance::ffi::ws_start::{closure#0} (msg=...) at src/ffi.rs:174
#18 0x00007ffff6aa1cd5 in alloc::boxed::{impl#48}::call_mut<(&str), dyn core::ops::function::FnMut<(&str), Output=core::result::Result<(), binance::errors::Error>>, alloc::alloc::Global> (self=0x7fffdeffc328, args=...) at /build/rustc-kAv1jW/rustc-1.75.0+dfsg0ubuntu1~bpo0/library/alloc/src/boxed.rs:2014
#19 0x00007ffff6a993ec in binance::websockets::WebSockets::handle_msg (self=0x7fffdeffc188, msg=...) at src/websockets.rs:86
#20 0x00007ffff6a9991d in binance::websockets::WebSockets::event_loop (self=0x7fffdeffc188, running=0x7fffdeffc187) at src/websockets.rs:108
#21 0x00007ffff6aa9365 in binance::ffi::ws_start (data=0x555555933320, host=0x7fffd8001ab0, callback=0x5555558171ed <_FUN(char*, void*)>) at src/ffi.rs:206
#22 0x0000555555826836 in mira::webcore::ws_start (this=0x555555933388, data=0x555555933320, host="wss://ws-manager-compress.bitmart.com/api?protocol=1.1",
    endpoint="{\"args\": [\"spot/depth50:STONKS_USDT\", \"spot/depth50:STONKS_USDT\"], \"op\": \"subscribe\"}", callback=0x5555558171ed <_FUN(char*, void*)>)
    at /home/ubuntu/connector_debug/parsing/src/core.cpp:90
#23 0x00005555557ced6f in std::__invoke_impl<void, 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*)> (
    __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 *))) 0x555555826792 <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: 0x555555933388) at /usr/include/c++/11/bits/invoke.h:74
#24 0x00005555557cebcd 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 *))) 0x555555826792 <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*))>)