#0  0x00007fffeb055e97 in __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:51
#1  0x00007fffeb057801 in __GI_abort () at abort.c:79
#2  0x00007fffeb0a0897 in __libc_message (action=action@entry=do_abort, fmt=fmt@entry=0x7fffeb1cdb9a "%s\n") at ../sysdeps/posix/libc_fatal.c:181
#3  0x00007fffeb0a790a in malloc_printerr (str=str@entry=0x7fffeb1cbc9d "corrupted size vs. prev_size") at malloc.c:5350
#4  0x00007fffeb0af15f in _int_free (have_lock=0, p=<optimized out>, av=0x7fffeb402c40 <main_arena>) at malloc.c:4295
#5  0x00007fffeb0af15f in __GI___libc_free (mem=<optimized out>) at malloc.c:3124
#6  0x000055555556b4c1 in std::_Sp_counted_base<(__gnu_cxx::_Lock_policy)2>::_M_release() (this=0x7fff4000e2d0) at /usr/include/c++/7/bits/shared_ptr_base.h:154
#7  0x000055555556b4c1 in std::__shared_count<(__gnu_cxx::_Lock_policy)2>::~__shared_count() (this=<synthetic pointer>, __in_chrg=<optimized out>) at /usr/include/c++/7/bits/shared_ptr_base.h:684
#8  0x000055555556b4c1 in std::__shared_ptr<DMSOutStr, (__gnu_cxx::_Lock_policy)2>::~__shared_ptr() (this=<synthetic pointer>, __in_chrg=<optimized out>) at /usr/include/c++/7/bits/shared_ptr_base.h:1123
#9  0x000055555556b4c1 in std::shared_ptr<DMSOutStr>::~shared_ptr() (this=<synthetic pointer>, __in_chrg=<optimized out>) at /usr/include/c++/7/bits/shared_ptr.h:93