#0  0x00007faf9142d504 in ply_event_loop_process_pending_events () from /lib/libply.so.2
No symbol table info available.
#1  0x00007faf9142de10 in ply_event_loop_run () from /lib/libply.so.2
No symbol table info available.
#2  0x00000000004042a2 in ?? ()
No symbol table info available.
#3  0x00007faf90e9830d in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#4  0x0000000000404841 in ?? ()
No symbol table info available.
#5  0x00007fff4bf3ea48 in ?? ()
No symbol table info available.
#6  0x000000000000001c in ?? ()
No symbol table info available.
#7  0x0000000000000003 in ?? ()
No symbol table info available.
#8  0x00007fff4bf3ef0f in ?? ()
No symbol table info available.
#9  0x00007fff4bf3ef1f in ?? ()
No symbol table info available.
#10 0x00007fff4bf3ef2b in ?? ()
No symbol table info available.
#11 0x0000000000000000 in ?? ()
No symbol table info available.