#0  0x00007feb6409affa in xcb_writev () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
No symbol table info available.
#1  0x00007feb6a055e3e in _XSend () from /usr/lib/x86_64-linux-gnu/libX11.so.6
No symbol table info available.
#2  0x00007feb6a056317 in _XReply () from /usr/lib/x86_64-linux-gnu/libX11.so.6
No symbol table info available.
#3  0x00007feb6a0435d2 in XListExtensions () from /usr/lib/x86_64-linux-gnu/libX11.so.6
No symbol table info available.
#4  0x00007feb6b6c14dd in ?? ()
No symbol table info available.
#5  0x00007feb6b1e3705 in ?? ()
No symbol table info available.
#6  0x00007feb6b1e4518 in ?? ()
No symbol table info available.
#7  0x00007feb6b1e78b0 in ?? ()
No symbol table info available.
#8  0x00007feb6b21ae08 in ?? ()
No symbol table info available.
#9  0x00007feb6b1f519d in ?? ()
No symbol table info available.
#10 0x00007feb6b1e2b64 in ?? ()
No symbol table info available.
#11 0x00007feb6d1a979f in ?? ()
No symbol table info available.
#12 0x00007feb6b0ea651 in ?? ()
No symbol table info available.
#13 0x00007feb6b0e9051 in ?? ()
No symbol table info available.
#14 0x00007feb6ac803f8 in ?? ()
No symbol table info available.
#15 0x00007feb6ac803b6 in ?? ()
No symbol table info available.
#16 0x00007feb642d0ea5 in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#17 0x00007feb6ac802c9 in ?? ()
No symbol table info available.