starting succeed

Program received signal SIGSEGV, Segmentation fault.
pyglib_error_check (error=0xbfffe074) at pyglib.c:318
318	    Py_DECREF(exc_instance);
(gdb) thread apply all bt

Thread 13 (Thread 0xadcfeb40 (LWP 10730)):
#0  0x00110416 in __kernel_vsyscall ()
#1  0x4e38d85c in pthread_cond_wait@@GLIBC_2.3.2 ()
    at ../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S:172
#2  0x414761e7 in g_cond_wait (cond=0xaef8f564, mutex=0xaef8f55c)
    at gthread-posix.c:746
#3  0x0044f54c in gst_base_sink_wait_preroll (sink=0xaef8f498 [GstFakeSink])
    at gstbasesink.c:2080
#4  0x0044f780 in gst_base_sink_do_preroll (sink=0xaef8f498 [GstFakeSink], obj=
    0xb1f342b8) at gstbasesink.c:2167
#5  0x0045150c in gst_base_sink_do_sync (basesink=0xaef8f498 [GstFakeSink], 
    obj=0xb1f342b8, late=0xadcfe018, step_end=0xadcfe01c) at gstbasesink.c:2362
#6  0x004541d9 in gst_base_sink_chain_unlocked (basesink=
    0xaef8f498 [GstFakeSink], pad=<optimized out>, obj=0xb1f342b8)
    at gstbasesink.c:3145
#7  0x00456896 in gst_base_sink_chain_main (basesink=0xaef8f498 [GstFakeSink], 
    pad=<optimized out>, obj=0xb1f342b8) at gstbasesink.c:3271
#8  0x00296be3 in gst_pad_chain_data_unchecked (data=0xb1f342b8, type=4549152, 
    pad=0xaef90278 [GstPad]) at gstpad.c:3330
#9  gst_pad_push_data (pad=0xaef90140 [GstPad], type=4549152, data=0xb1f342b8)
    at gstpad.c:3533
#10 0x004f2140 in gst_queue_push_one (queue=0xaef8aae8 [GstQueue])
    at gstqueue.c:1064
#11 gst_queue_loop (pad=0xaef90140 [GstPad]) at gstqueue.c:1171
#12 0x002c7f48 in gst_task_func (task=0x881d540 [GstTask]) at gsttask.c:314
#13 0x002c9079 in default_func (tdata=0xb0108d10, pool=0x82cd2f0 [GstTaskPool])
    at gsttaskpool.c:70
#14 0x4145a55f in g_thread_pool_thread_proxy (data=0x82cfd50)
    at gthreadpool.c:317
#15 0x41459b84 in g_thread_proxy (data=0xaef86780) at gthread.c:801
#16 0x4e389cd3 in start_thread (arg=0xadcfeb40) at pthread_create.c:309
#17 0x4e2c783e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:133

Thread 12 (Thread 0xae4ffb40 (LWP 10729)):
#0  0x00110416 in __kernel_vsyscall ()
#1  0x4e38d85c in pthread_cond_wait@@GLIBC_2.3.2 ()
    at ../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S:172
#2  0x414761e7 in g_cond_wait (cond=0xaef8f1d4, mutex=0xaef8f1cc)
    at gthread-posix.c:746
#3  0x0044f54c in gst_base_sink_wait_preroll (sink=0xaef8f108 [GstFakeSink])
    at gstbasesink.c:2080
#4  0x0044f780 in gst_base_sink_do_preroll (sink=0xaef8f108 [GstFakeSink], obj=
    0xb01150e0) at gstbasesink.c:2167
#5  0x0045150c in gst_base_sink_do_sync (basesink=0xaef8f108 [GstFakeSink], 
    obj=0xb01150e0, late=0xae4ff018, step_end=0xae4ff01c) at gstbasesink.c:2362
#6  0x004541d9 in gst_base_sink_chain_unlocked (basesink=
    0xaef8f108 [GstFakeSink], pad=<optimized out>, obj=0xb01150e0)
    at gstbasesink.c:3145
#7  0x00456896 in gst_base_sink_chain_main (basesink=0xaef8f108 [GstFakeSink], 
    pad=<optimized out>, obj=0xb01150e0) at gstbasesink.c:3271
#8  0x00296be3 in gst_pad_chain_data_unchecked (data=0xb01150e0, type=4549152, 
    pad=0xb013a000 [GstPad]) at gstpad.c:3330
#9  gst_pad_push_data (pad=0x85a5ea0 [GstPad], type=4549152, data=0xb01150e0)
    at gstpad.c:3533
#10 0x004f2140 in gst_queue_push_one (queue=0xaef8a8d0 [GstQueue])
    at gstqueue.c:1064
#11 gst_queue_loop (pad=0x85a5ea0 [GstPad]) at gstqueue.c:1171
#12 0x002c7f48 in gst_task_func (task=0x881d498 [GstTask]) at gsttask.c:314
#13 0x002c9079 in default_func (tdata=0xb0108a38, pool=0x82cd2f0 [GstTaskPool])
    at gsttaskpool.c:70
#14 0x4145a55f in g_thread_pool_thread_proxy (data=0x82cfd50)
    at gthreadpool.c:317
#15 0x41459b84 in g_thread_proxy (data=0xaef86720) at gthread.c:801
#16 0x4e389cd3 in start_thread (arg=0xae4ffb40) at pthread_create.c:309
#17 0x4e2c783e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:133

Thread 11 (Thread 0xaeeffb40 (LWP 10728)):
#0  0x00110416 in __kernel_vsyscall ()
#1  0x4e3904d2 in __lll_lock_wait ()
    at ../nptl/sysdeps/unix/sysv/linux/i386/i486/lowlevellock.S:145
#2  0x4e38be71 in _L_lock_775 () from /lib/libpthread.so.0
#3  0x4e38bd2b in __pthread_mutex_lock (mutex=0x8448480)
    at pthread_mutex_lock.c:86
#4  0x41475f42 in g_rec_mutex_lock (mutex=0xb1f2e184) at gthread-posix.c:377
#5  0x00296993 in gst_pad_chain_data_unchecked (data=0xb1f29338, type=4112, 
    pad=0xb1f2e140 [GstPad]) at gstpad.c:3302
#6  gst_pad_push_data (pad=0x85a5618 [GstPad], type=4112, data=0xb1f29338)
    at gstpad.c:3533
#7  0x00505633 in gst_type_find_element_loop (pad=0x85a53a8 [GstPad])
    at gsttypefindelement.c:1076
#8  0x002c7f48 in gst_task_func (task=0x881d1f8 [GstTask]) at gsttask.c:314
#9  0x002c9079 in default_func (tdata=0x888f2a0, pool=0x82cd2f0 [GstTaskPool])
    at gsttaskpool.c:70
#10 0x4145a55f in g_thread_pool_thread_proxy (data=0x82cfd50)
    at gthreadpool.c:317
#11 0x41459b84 in g_thread_proxy (data=0xb1f02d20) at gthread.c:801
#12 0x4e389cd3 in start_thread (arg=0xaeeffb40) at pthread_create.c:309
#13 0x4e2c783e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:133

Thread 10 (Thread 0xaf8feb40 (LWP 10727)):
#0  0x00110416 in __kernel_vsyscall ()
#1  0x4e38d85c in pthread_cond_wait@@GLIBC_2.3.2 ()
    at ../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S:172
#2  0x414761e7 in g_cond_wait (cond=0xb1f0aa34, mutex=0xb1f0aa18)
    at gthread-posix.c:746
#3  0x004e8808 in gst_data_queue_push (queue=0xb1f0a9f0 [GstDataQueue], item=
    0x8447d60) at gstdataqueue.c:437
#4  0x004ec059 in gst_multi_queue_chain (pad=0xb1f2ec38 [GstPad], parent=
    0xb1f19730 [GstMultiQueue], buffer=0xaef1ef00) at gstmultiqueue.c:1359
#5  0x00296be3 in gst_pad_chain_data_unchecked (data=0xaef1ef00, type=5160832, 
    pad=0xb1f2ec38 [GstPad]) at gstpad.c:3330
#6  gst_pad_push_data (pad=0xaef02000 [GstOggPad], type=5160832, data=
    0xaef1ef00) at gstpad.c:3533
#7  0x00556644 in gst_ogg_demux_chain_peer (pad=0xaef02000 [GstOggPad], packet=
    0xaf8fde88, push_headers=0) at gstoggdemux.c:637
#8  0x0055be8a in gst_ogg_pad_submit_packet (packet=0xaf8fde88, pad=
    0xaef02000 [GstOggPad]) at gstoggdemux.c:1030
#9  gst_ogg_pad_stream_out (pad=0xaef02000 [GstOggPad], npackets=0)
    at gstoggdemux.c:1069
#10 0x0055dbf6 in gst_ogg_pad_submit_page (pad=0xaef02000 [GstOggPad], page=
    0xaf8fe160) at gstoggdemux.c:1706
#11 0x00562456 in gst_ogg_demux_handle_page (ogg=0x85bb260 [GstOggDemux], page=
    0xaf8fe160) at gstoggdemux.c:4032
#12 0x00562ec1 in gst_ogg_demux_chain (pad=0xb1f2e140 [GstPad], parent=
    0x85bb260 [GstOggDemux], buffer=0xb1f29828) at gstoggdemux.c:4100
#13 0x005635f9 in gst_ogg_demux_loop_forward (ogg=0x85bb260 [GstOggDemux])
    at gstoggdemux.c:4225
#14 gst_ogg_demux_loop (pad=0xb1f2e140 [GstPad]) at gstoggdemux.c:4373
#15 0x002c7f48 in gst_task_func (task=0xaef8d5e8 [GstTask]) at gsttask.c:314
#16 0x002c9079 in default_func (tdata=0xae5064d8, pool=0x82cd2f0 [GstTaskPool])
    at gsttaskpool.c:70
#17 0x4145a55f in g_thread_pool_thread_proxy (data=0x82cfd50)
    at gthreadpool.c:317
#18 0x41459b84 in g_thread_proxy (data=0x88695b0) at gthread.c:801
#19 0x4e389cd3 in start_thread (arg=0xaf8feb40) at pthread_create.c:309
#20 0x4e2c783e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:133

Thread 9 (Thread 0xb1effb40 (LWP 10726)):
#0  0x00110416 in __kernel_vsyscall ()
#1  0x4e38d85c in pthread_cond_wait@@GLIBC_2.3.2 ()
    at ../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S:172
#2  0x414761e7 in g_cond_wait (cond=0xaef8acdc, mutex=0xaef8acc0)
    at gthread-posix.c:746
#3  0x004f0bd2 in gst_queue_chain (pad=0xb013a138 [GstPad], parent=
    0xaef8aae8 [GstQueue], buffer=0xb1f2c668) at gstqueue.c:946
#4  0x00296be3 in gst_pad_chain_data_unchecked (data=0xb1f2c668, type=5178864, 
    pad=0xb013a138 [GstPad]) at gstpad.c:3330
#5  gst_pad_push_data (pad=0xad33f168 [GstGhostPad], type=5178864, data=
    0xb1f2c668) at gstpad.c:3533
#6  0x00287cac in gst_proxy_pad_chain_default (pad=0x85b0820 [GstProxyPad], 
    parent=0xad33f168 [GstGhostPad], buffer=0xb1f2c668) at gstghostpad.c:289
#7  0x00296be3 in gst_pad_chain_data_unchecked (data=0xb1f2c668, type=2653184, 
    pad=0x85b0820 [GstProxyPad]) at gstpad.c:3330
#8  gst_pad_push_data (pad=0xae508608 [GstDecodePad], type=2653184, data=
    0xb1f2c668) at gstpad.c:3533
#9  0x00287cac in gst_proxy_pad_chain_default (pad=0xaef88550 [GstProxyPad], 
    parent=0xae508608 [GstDecodePad], buffer=0xb1f2c668) at gstghostpad.c:289
#10 0x00296be3 in gst_pad_chain_data_unchecked (data=0xb1f2c668, type=2653184, 
    pad=0xaef88550 [GstProxyPad]) at gstpad.c:3330
#11 gst_pad_push_data (pad=0x85a59c0 [GstPad], type=2653184, data=0xb1f2c668)
    at gstpad.c:3533
#12 0x003bda02 in gst_audio_decoder_push_forward (dec=
    0xaef16800 [GstVorbisDec], buf=0xb1f2c668) at gstaudiodecoder.c:670
#13 0x003bdc21 in gst_audio_decoder_output (dec=0xaef16800 [GstVorbisDec], 
    buf=<optimized out>) at gstaudiodecoder.c:746
#14 0x003c3ba9 in gst_audio_decoder_finish_frame (dec=
    0xaef16800 [GstVorbisDec], buf=0xb1f34498, frames=<optimized out>)
    at gstaudiodecoder.c:938
#15 0x005bc6e3 in vorbis_handle_data_packet (duration=<optimized out>, 
    timestamp=<optimized out>, packet=0xb1efeeb0, vd=0xaef16800 [GstVorbisDec])
    at gstvorbisdec.c:590
#16 vorbis_dec_handle_frame (dec=0xaef16800 [GstVorbisDec], buffer=0xb1f2c5c8)
    at gstvorbisdec.c:677
#17 0x003bea51 in gst_audio_decoder_handle_frame (buffer=<optimized out>, 
    klass=0xb1f20548, dec=0xaef16800 [GstVorbisDec]) at gstaudiodecoder.c:983
#18 gst_audio_decoder_push_buffers (dec=0xaef16800 [GstVorbisDec], force=0)
    at gstaudiodecoder.c:1072
#19 0x003bef3b in gst_audio_decoder_chain_forward (dec=
    0xaef16800 [GstVorbisDec], buffer=0x0) at gstaudiodecoder.c:1174
#20 0x003c22c5 in gst_audio_decoder_chain (pad=0x85a5888 [GstPad], parent=
    0xaef16800 [GstVorbisDec], buffer=0xb1f2c5c8) at gstaudiodecoder.c:1419
#21 0x00296be3 in gst_pad_chain_data_unchecked (data=0xb1f2c5c8, type=3939984, 
    pad=0x85a5888 [GstPad]) at gstpad.c:3330
#22 gst_pad_push_data (pad=0xb013a750 [GstPad], type=3939984, data=0xb1f2c5c8)
    at gstpad.c:3533
#23 0x004ed063 in gst_single_queue_push_one (object=0xb1f2c5c8, sq=0xaef8da40, 
    mq=0xb1f19730 [GstMultiQueue]) at gstmultiqueue.c:1052
#24 gst_multi_queue_loop (pad=0xb013a750 [GstPad]) at gstmultiqueue.c:1283
#25 0x002c7f48 in gst_task_func (task=0xaef8d1f8 [GstTask]) at gsttask.c:314
#26 0x002c9079 in default_func (tdata=0xaef85c88, pool=0x82cd2f0 [GstTaskPool])
    at gsttaskpool.c:70
#27 0x4145a55f in g_thread_pool_thread_proxy (data=0x82cfd50)
    at gthreadpool.c:317
#28 0x41459b84 in g_thread_proxy (data=0xb0104490) at gthread.c:801
#29 0x4e389cd3 in start_thread (arg=0xb1effb40) at pthread_create.c:309
#30 0x4e2c783e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:133

Thread 8 (Thread 0xb2828b40 (LWP 10725)):
#0  0x00110416 in __kernel_vsyscall ()
#1  0x4e38d85c in pthread_cond_wait@@GLIBC_2.3.2 ()
    at ../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S:172
#2  0x414761e7 in g_cond_wait (cond=0xaef8aac4, mutex=0xaef8aaa8)
    at gthread-posix.c:746
#3  0x004f0bd2 in gst_queue_chain (pad=0x85a5d68 [GstPad], parent=
    0xaef8a8d0 [GstQueue], buffer=0xb0115220) at gstqueue.c:946
#4  0x00296be3 in gst_pad_chain_data_unchecked (data=0xb0115220, type=5178864, 
    pad=0x85a5d68 [GstPad]) at gstpad.c:3330
#5  gst_pad_push_data (pad=0xad33f018 [GstGhostPad], type=5178864, data=
    0xb0115220) at gstpad.c:3533
#6  0x00287cac in gst_proxy_pad_chain_default (pad=0x85b06d8 [GstProxyPad], 
    parent=0xad33f018 [GstGhostPad], buffer=0xb0115220) at gstghostpad.c:289
#7  0x00296be3 in gst_pad_chain_data_unchecked (data=0xb0115220, type=2653184, 
    pad=0x85b06d8 [GstProxyPad]) at gstpad.c:3330
#8  gst_pad_push_data (pad=0xae508338 [GstDecodePad], type=2653184, data=
    0xb0115220) at gstpad.c:3533
#9  0x00287cac in gst_proxy_pad_chain_default (pad=0xaef88408 [GstProxyPad], 
    parent=0xae508338 [GstDecodePad], buffer=0xb0115220) at gstghostpad.c:289
#10 0x00296be3 in gst_pad_chain_data_unchecked (data=0xb0115220, type=2653184, 
    pad=0xaef88408 [GstProxyPad]) at gstpad.c:3330
#11 gst_pad_push_data (pad=0xaef90008 [GstPad], type=2653184, data=0xb0115220)
    at gstpad.c:3533
#12 0x0059d6b1 in theora_dec_push_forward (buf=0xb0115220, dec=
    0xb1f1caa0 [GstTheoraDec]) at gsttheoradec.c:1080
#13 theora_handle_data_packet (outdur=33366667, outtime=66733333, packet=
    0xb2827fdc, dec=0xb1f1caa0 [GstTheoraDec]) at gsttheoradec.c:1305
#14 theora_dec_decode_buffer (dec=0xb1f1caa0 [GstTheoraDec], buf=0xaef1eb40)
    at gsttheoradec.c:1389
#15 0x0059fd11 in theora_dec_chain_forward (buffer=0xaef1eb40, 
    discont=<optimized out>, dec=0xb1f1caa0 [GstTheoraDec])
    at gsttheoradec.c:1555
#16 theora_dec_chain (pad=0xb1f2eea8 [GstPad], parent=
    0xb1f1caa0 [GstTheoraDec], buf=0xaef1eb40) at gsttheoradec.c:1583
#17 0x00296be3 in gst_pad_chain_data_unchecked (data=0xaef1eb40, type=5896416, 
    pad=0xb1f2eea8 [GstPad]) at gstpad.c:3330
#18 gst_pad_push_data (pad=0xb1f2ed70 [GstPad], type=5896416, data=0xaef1eb40)
    at gstpad.c:3533
#19 0x004ed063 in gst_single_queue_push_one (object=0xaef1eb40, sq=0xaef91108, 
    mq=0xb1f19730 [GstMultiQueue]) at gstmultiqueue.c:1052
#20 gst_multi_queue_loop (pad=0xb1f2ed70 [GstPad]) at gstmultiqueue.c:1283
#21 0x002c7f48 in gst_task_func (task=0xaef8d150 [GstTask]) at gsttask.c:314
#22 0x002c9079 in default_func (tdata=0xaef85cb8, pool=0x82cd2f0 [GstTaskPool])
    at gsttaskpool.c:70
#23 0x4145a55f in g_thread_pool_thread_proxy (data=0x82cfd50)
    at gthreadpool.c:317
#24 0x41459b84 in g_thread_proxy (data=0x87532c0) at gthread.c:801
#25 0x4e389cd3 in start_thread (arg=0xb2828b40) at pthread_create.c:309
#26 0x4e2c783e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:133

Thread 6 (Thread 0xb00ffb40 (LWP 10720)):
#0  0x00110416 in __kernel_vsyscall ()
#1  0x4e38dc04 in pthread_cond_timedwait@@GLIBC_2.3.2 ()
    at ../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S:238
#2  0x41476321 in g_cond_wait_until (cond=0x85f5a78, mutex=0x85f5a70, end_time=
    35888201367) at gthread-posix.c:855
#3  0x4140643c in g_cond_timed_wait (cond=0x85f5a78, mutex=0x85f5a70, abs_time=
    0xb00ff318) at deprecated/gthread-deprecated.c:1585
#4  0x414092ac in g_async_queue_pop_intern_unlocked (queue=0x85f5a70, wait=1, 
    end_time=0xb00ff318) at gasyncqueue.c:418
#5  0x4145a5a3 in g_thread_pool_wait_for_new_task (pool=0x860a008)
    at gthreadpool.c:273
#6  g_thread_pool_thread_proxy (data=0x860a008) at gthreadpool.c:306
#7  0x41459b84 in g_thread_proxy (data=0x8650c00) at gthread.c:801
#8  0x4e389cd3 in start_thread (arg=0xb00ffb40) at pthread_create.c:309
#9  0x4e2c783e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:133

Thread 5 (Thread 0xb0cffb40 (LWP 10719)):
#0  0x00110416 in __kernel_vsyscall ()
#1  0x4e2bcfb0 in __GI___poll (fds=0xb0301d98, nfds=3, timeout=-1)
    at ../sysdeps/unix/sysv/linux/poll.c:87
#2  0x41443e7c in g_poll (fds=0xb0301d98, nfds=3, timeout=-1) at gpoll.c:132
#3  0x4143634e in g_main_context_poll (n_fds=3, fds=0xb0301d98, 
    priority=<optimized out>, timeout=<optimized out>, context=0xb0d075d0)
    at gmain.c:3412
#4  g_main_context_iterate (dispatch=1, block=1094991440, context=0xb0d075d0, 
    self=<optimized out>) at gmain.c:3113
#5  g_main_context_iterate (context=0xb0d075d0, block=1094991440, dispatch=1, 
    self=0xb0d02cf0) at gmain.c:3055
#6  0x4143682f in g_main_loop_run (loop=0xb0d086c0) at gmain.c:3312
#7  0x42d8e38b in gdbus_shared_thread_func (user_data=0xb0d089c8)
    at gdbusprivate.c:276
#8  0x41459b84 in g_thread_proxy (data=0xb0d02cf0) at gthread.c:801
#9  0x4e389cd3 in start_thread (arg=0xb0cffb40) at pthread_create.c:309
#10 0x4e2c783e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:133

Thread 4 (Thread 0xb16feb40 (LWP 10718)):
#0  0x00110416 in __kernel_vsyscall ()
#1  0x4e2bcfb0 in __GI___poll (fds=0xb0d00c88, nfds=1, timeout=-1)
    at ../sysdeps/unix/sysv/linux/poll.c:87
#2  0x41443e7c in g_poll (fds=0xb0d00c88, nfds=1, timeout=-1) at gpoll.c:132
#3  0x4143634e in g_main_context_poll (n_fds=1, fds=0xb0d00c88, 
    priority=<optimized out>, timeout=<optimized out>, context=0x846da48)
    at gmain.c:3412
#4  g_main_context_iterate (dispatch=1, block=1094991440, context=0x846da48, 
    self=<optimized out>) at gmain.c:3113
#5  g_main_context_iterate (context=0x846da48, block=1094991440, dispatch=1, 
    self=0x862c780) at gmain.c:3055
#6  0x4143682f in g_main_loop_run (loop=0xb0d00c78) at gmain.c:3312
#7  0x00531235 in ?? () from /usr/lib/gio/modules/libdconfsettings.so
#8  0x41459b84 in g_thread_proxy (data=0x862c780) at gthread.c:801
#9  0x4e389cd3 in start_thread (arg=0xb16feb40) at pthread_create.c:309
#10 0x4e2c783e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:133

Thread 1 (Thread 0xb7fd76c0 (LWP 10713)):
#0  pyglib_error_check (error=0xbfffe074) at pyglib.c:318
#1  0x00120541 in _pygi_argument_to_object (arg=0xbfffe178, type_info=
    0xbfffe14c, transfer=GI_TRANSFER_NOTHING) at pygi-argument.c:1797
#2  0x0012515d in pygi_signal_closure_marshal (closure=0x85aafc0, return_value=
    0x0, n_param_values=3, param_values=0x8667ce0, invocation_hint=0xbfffe2a0, 
    marshal_data=0x0) at pygi-signal-closure.c:154
#3  0x4124a905 in g_closure_invoke (closure=0x85aafc0, return_value=0x0, 
    n_param_values=3, param_values=0x8667ce0, invocation_hint=0xbfffe2a0)
    at gclosure.c:774
#4  0x4125bf75 in signal_emit_unlocked_R (node=0x8525788, detail=0, instance=
    0x8450a00, emission_return=0x0, instance_and_params=0x8667ce0)
    at gsignal.c:3302
#5  0x41263aba in g_signal_emit_valist (instance=0x8450a00, signal_id=154, 
    detail=0, var_args=0xbfffe454 "\200,\210\b\003") at gsignal.c:3033
#6  0x41263c44 in g_signal_emit (instance=0x8450a00, signal_id=154, detail=0)
    at gsignal.c:3090
#7  0x003825db in discoverer_collect (dc=0x8450a00 [GstDiscoverer])
    at gstdiscoverer.c:1072
#8  0x00382a5c in discoverer_bus_cb (dc=0x8450a00 [GstDiscoverer], 
    bus=<optimized out>, msg=<optimized out>) at gstdiscoverer.c:1318
#9  discoverer_bus_cb (bus=0x8450b00 [GstBus], msg=0xae504238, dc=
    0x8450a00 [GstDiscoverer]) at gstdiscoverer.c:1309
#10 0x4124ca3a in g_cclosure_marshal_VOID__BOXED (closure=0x859c7d8, 
    return_value=0x0, n_param_values=2, param_values=0x8861e28, 
    invocation_hint=0xbfffe630, marshal_data=0x0) at gmarshal.c:574
#11 0x4124a905 in g_closure_invoke (closure=0x859c7d8, return_value=0x0, 
    n_param_values=2, param_values=0x8861e28, invocation_hint=0xbfffe630)
    at gclosure.c:774
#12 0x4125bf75 in signal_emit_unlocked_R (node=0x823b5e0, detail=1257, 
    instance=0x8450b00, emission_return=0x0, instance_and_params=0x8861e28)
    at gsignal.c:3302
#13 0x41263aba in g_signal_emit_valist (instance=0x8450b00, signal_id=146, 
    detail=1257, var_args=0xbfffe7e0 "\364\257\062") at gsignal.c:3033
#14 0x41263c44 in g_signal_emit (instance=0x8450b00, signal_id=146, detail=
    1257) at gsignal.c:3090
#15 0x0026f979 in gst_bus_async_signal_func (bus=0x8450b00 [GstBus], message=
    0xae504238, data=0x0) at gstbus.c:1091
#16 0x00270877 in gst_bus_source_dispatch (source=0x85a81a8, callback=
    0x26f8d0 <gst_bus_async_signal_func>, user_data=0x0) at gstbus.c:739
#17 0x41435fba in g_main_dispatch (context=0x82d8b88) at gmain.c:2510
#18 g_main_context_dispatch (context=0x82d8b88) at gmain.c:3047
#19 0x414363c5 in g_main_context_iterate (dispatch=1, block=1094991440, 
    context=0x82d8b88, self=<optimized out>) at gmain.c:3118
#20 g_main_context_iterate (context=0x82d8b88, block=1094991440, dispatch=1, 
    self=0x8663a40) at gmain.c:3055
#21 0x4143682f in g_main_loop_run (loop=0x8758dc8) at gmain.c:3312
#22 0x42f72155 in gtk_main () from /usr/lib/libgtk-3.so.0
#23 0x4e58649a in ffi_call_SYSV () at ../src/x86/sysv.S:64
#24 0x4e5861d0 in ffi_call (cif=0xbfffea5c, fn=0x42f720b0 <gtk_main>, rvalue=
    0xbfffeb84, avalue=0xbfffe9f0) at ../src/x86/ffi.c:303
#25 0x41c15883 in _g_callable_info_invoke (info=0x8752fb0, function=
    0x42f720b0, in_args=0x0, n_in_args=0, out_args=0x0, n_out_args=0, 
    return_value=0xbfffeb84, is_method=0, throws=0, error=0xbfffeb94)
    at girepository/gicallableinfo.c:518
#26 0x41c16e62 in g_function_info_invoke (info=0x8752fb0, in_args=0x0, 
    n_in_args=0, out_args=0x0, n_out_args=0, return_value=0xbfffeb84, error=
    0xbfffeb94) at girepository/gifunctioninfo.c:273
#27 0x00126cc7 in _invoke_callable (callable_info=<optimized out>, cache=
    0x8753000, state=0xbfffeb64) at pygi-invoke.c:52
#28 _wrap_g_callable_info_invoke (self=0x855b8ec, py_args=0xb7f9702c, kwargs=
    0x856468c) at pygi-invoke.c:633
#29 0x416a8b8d in PyCFunction_Call () from /usr/lib/libpython2.7.so.1.0
#30 0x417083b3 in PyEval_EvalFrameEx () from /usr/lib/libpython2.7.so.1.0
#31 0x41709be2 in PyEval_EvalCodeEx () from /usr/lib/libpython2.7.so.1.0
#32 0x41707be2 in PyEval_EvalFrameEx () from /usr/lib/libpython2.7.so.1.0
#33 0x41709be2 in PyEval_EvalCodeEx () from /usr/lib/libpython2.7.so.1.0
#34 0x41709d54 in PyEval_EvalCode () from /usr/lib/libpython2.7.so.1.0
#35 0x41723b4d in ?? () from /usr/lib/libpython2.7.so.1.0
#36 0x41724b0e in PyRun_FileExFlags () from /usr/lib/libpython2.7.so.1.0
#37 0x417256fa in PyRun_SimpleFileExFlags () from /usr/lib/libpython2.7.so.1.0
#38 0x417263cc in PyRun_AnyFileExFlags () from /usr/lib/libpython2.7.so.1.0
#39 0x417376a4 in Py_Main () from /usr/lib/libpython2.7.so.1.0
#40 0x08048508 in main ()

