Comment # 1 on bug 1096401 from Dominique Leuenberger

[Current thread is 1 (Thread 0x7f73167c4940 (LWP 18707))]
(gdb) bt
#0  __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:51
#1  0x00007f731533ada1 in __GI_abort () at abort.c:79
#2  0x00007f731596ce83 in __gnu_cxx::__verbose_terminate_handler () at
../../../../libstdc++-v3/libsupc++/vterminate.cc:95
#3  0x00007f7315972dd8 in __cxxabiv1::__terminate(void (*)()) () at
../../../../libstdc++-v3/libsupc++/eh_terminate.cc:47
#4  0x00007f7315971ec9 in __cxa_call_terminate
(ue_header=ue_header@entry=0x55cdabbc7630) at
../../../../libstdc++-v3/libsupc++/eh_call.cc:54
#5  0x00007f7315972815 in __gxx_personality_v0 () at
../../../../libstdc++-v3/libsupc++/eh_personality.cc:676
#6  0x00007f73156d1a43 in _Unwind_RaiseException_Phase2 () at
../../../libgcc/unwind.inc:64
#7  0x00007f73156d22c5 in _Unwind_Resume () at ../../../libgcc/unwind.inc:241
#8  0x00007f7316369610 in __gnu_cxx::new_allocator<char>::deallocate
(this=<optimized out>, __p=<optimized out>) at
/usr/include/c++/7/ext/new_allocator.h:125
#9  std::allocator_traits<std::allocator<char> >::deallocate (__a=...,
__n=<optimized out>, __p=<optimized out>) at
/usr/include/c++/7/bits/alloc_traits.h:462
#10 std::__cxx11::basic_string<char, std::char_traits<char>,
std::allocator<char> >::_M_destroy (__size=<optimized out>, this=<optimized
out>) at /usr/include/c++/7/bits/basic_string.h:226
#11 std::__cxx11::basic_string<char, std::char_traits<char>,
std::allocator<char> >::_M_dispose (this=<optimized out>) at
/usr/include/c++/7/bits/basic_string.h:221
#12 std::__cxx11::basic_string<char, std::char_traits<char>,
std::allocator<char> >::~basic_string (this=<optimized out>,
__in_chrg=<optimized out>)
    at /usr/include/c++/7/bits/basic_string.h:647
#13 snapper::logStreamClose (level=level@entry=snapper::MILESTONE,
file=file@entry=0x7f731639ee27 "Snapper.cc", line=line@entry=136, 
    func=func@entry=0x7f731639f448 <snapper::Snapper::~Snapper()::__FUNCTION__>
"~Snapper", stream=stream@entry=0x55cdabbc0e60) at Log.cc:65
#14 0x00007f7316339794 in snapper::Snapper::~Snapper (this=0x7f730c000e80,
__in_chrg=<optimized out>) at Snapper.cc:136
#15 0x000055cda9d8aeeb in MetaSnapper::~MetaSnapper (this=0x55cdabbb7c10,
__in_chrg=<optimized out>) at MetaSnapper.cc:105
#16 0x000055cda9d8affc in __gnu_cxx::new_allocator<std::_List_node<MetaSnapper>
>::destroy<MetaSnapper> (this=<optimized out>, __p=<optimized out>)
    at /usr/include/c++/7/ext/new_allocator.h:140
#17 std::allocator_traits<std::allocator<std::_List_node<MetaSnapper> >
>::destroy<MetaSnapper> (__a=..., __p=<optimized out>) at
/usr/include/c++/7/bits/alloc_traits.h:487
#18 std::__cxx11::_List_base<MetaSnapper, std::allocator<MetaSnapper>
>::_M_clear (this=0x55cda9fa5ba0 <meta_snappers>) at
/usr/include/c++/7/bits/list.tcc:76
#19 std::__cxx11::_List_base<MetaSnapper, std::allocator<MetaSnapper>
>::~_List_base (this=0x55cda9fa5ba0 <meta_snappers>, __in_chrg=<optimized out>)
at /usr/include/c++/7/bits/stl_list.h:442
#20 std::__cxx11::list<MetaSnapper, std::allocator<MetaSnapper> >::~list
(this=0x55cda9fa5ba0 <meta_snappers>, __in_chrg=<optimized out>) at
/usr/include/c++/7/bits/stl_list.h:733
#21 MetaSnappers::~MetaSnappers (this=0x55cda9fa5ba0 <meta_snappers>,
__in_chrg=<optimized out>) at MetaSnapper.cc:184
#22 0x00007f731533c431 in __run_exit_handlers (status=0, listp=0x7f73156bb718
<__exit_funcs>, run_list_atexit=run_list_atexit@entry=true,
run_dtors=run_dtors@entry=true) at exit.c:108
#23 0x00007f731533c52a in __GI_exit (status=<optimized out>) at exit.c:139
#24 0x00007f7315324a8e in __libc_start_main (main=0x55cda9d6f080 <main(int,
char**)>, argc=1, argv=0x7ffd1fd5e648, init=<optimized out>, fini=<optimized
out>, rtld_fini=<optimized out>, 
    stack_end=0x7ffd1fd5e638) at ../csu/libc-start.c:342
#25 0x000055cda9d6f96a in _start () at ../sysdeps/x86_64/start.S:120