#0  0x00000000004dbe38 in ?? ()
No symbol table info available.
#1  0x00000000004dc7c4 in PyGILState_Ensure ()
No symbol table info available.
#2  0x00007f58879099d0 in ?? () from /usr/lib/python2.7/dist-packages/gi/_gobject/_gobject.so
No symbol table info available.
#3  0x00007f5889141810 in g_datalist_clear () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#4  0x00007f588941aacd in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#5  0x00007f588941a750 in g_object_unref () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#6  0x00007f587d63dae1 in ?? () from /usr/lib/libwebkitgtk-3.0.so.0
No symbol table info available.
#7  0x00007f588a3ce831 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#8  0x00007f588a3ce8b5 in exit () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#9  0x00007f588a3b4314 in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#10 0x000000000041cbc9 in _start ()
No symbol table info available.