New comment by ericonr on void-packages repository

https://github.com/void-linux/void-packages/issues/31722#issuecomment-880911906

Comment:
Full backtrace:

```
#0  __libc_free (p=0x7ffff4e2cde0) at src/malloc/mallocng/free.c:110
#1  0x00007ffff71ca2b8 in g_list_foreach (list=<optimized out>, list@entry=0x7ffff4f53c20, func=0x7ffff71d47f0 <g_free>, user_data=user_data@entry=0x0) at ../glib/glist.c:1090
#2  0x00007ffff71ca2db in g_list_free_full (list=0x7ffff4f53c20, free_func=<optimized out>) at ../glib/glist.c:244
#3  0x00007ffff7f36fcf in girara_list_clear () from /lib/libgirara-gtk3.so.3
#4  0x00007ffff7f3714e in girara_list_free () from /lib/libgirara-gtk3.so.3
#5  0x0000555555584689 in cut_rectangle (rectangles=0x7ffff4f4dd60, points=0x7ffff4f4d400, rect=<optimized out>) at ../zathura/utils.c:447
#6  flatten_rectangles (rectangles=0x7ffff4f50000) at ../zathura/utils.c:458
#7  synctex_rectangles_from_position (secondary_rects=<synthetic pointer>, page=<synthetic pointer>, column=<optimized out>, line=<optimized out>, input_file=<optimized out>, filename=<optimized out>) at ../zathura/synctex.c:205
#8  synctex_rectangles_from_position (secondary_rects=<synthetic pointer>, page=<synthetic pointer>, column=<optimized out>, line=<optimized out>, input_file=<optimized out>, filename=<optimized out>) at ../zathura/synctex.c:130
#9  synctex_view (zathura=zathura@entry=0x7ffff4fff190, input_file=<optimized out>, line=<optimized out>, column=<optimized out>) at ../zathura/synctex.c:365
#10 0x0000555555584b06 in synctex_view (column=<optimized out>, line=<optimized out>, input_file=<optimized out>, zathura=0x7ffff4fff190) at ../zathura/synctex.c:357
#11 document_open_synctex (path=<optimized out>, uri=<optimized out>, password=<optimized out>, synctex=0x7ffff4d4a5b0 "1:1:handbook.tex", zathura=0x7ffff4fff190) at ../zathura/zathura.c:1304
#12 document_open_synctex (synctex=0x7ffff4d4a5b0 "1:1:handbook.tex", password=<optimized out>, uri=<optimized out>, path=0x7ffff47b8d90 "/home/ericonr/void/void-docs/book/latex/handbook.pdf", zathura=0x7ffff4fff190) at ../zathura/zathura.c:1285
#13 document_info_open (data=0x7ffff4d3c910) at ../zathura/zathura.c:865
#14 0x00007ffff769eeb9 in ?? () from /lib/libgdk-3.so.0
#15 0x00007ffff71ce69f in g_main_dispatch (context=0x7ffff6e30f00) at ../glib/gmain.c:3337
#16 g_main_context_dispatch (context=context@entry=0x7ffff6e30f00) at ../glib/gmain.c:4055
#17 0x00007ffff71cea48 in g_main_context_iterate (context=0x7ffff6e30f00, block=block@entry=0x1, dispatch=dispatch@entry=0x1, self=<optimized out>) at ../glib/gmain.c:4131
#18 0x00007ffff71ced3b in g_main_loop_run (loop=0x7ffff4d4a730) at ../glib/gmain.c:4329
#19 0x00007ffff79bf975 in gtk_main () from /lib/libgtk-3.so.0
#20 0x0000555555561f32 in main (argc=<optimized out>, argv=<optimized out>) at ../zathura/main.c:311
```

And expanded one: https://gist.github.com/dda56c06335a0efd760d876dcc80c361