#0  0x00007fbb55222729 in lookup_iface_entry_I (iface_node=0x29c0b10, entries=0xc12e0f66c9ef0f66) at /build/buildd/glib2.0-2.41.3/./gobject/gtype.c:580
  [Error: /build/buildd/glib2.0-2.41.3/./gobject/gtype.c was not found in source tree]
#1  type_lookup_iface_vtable_I (vtable_ptr=0x0, iface_node=0x29c0b10, node=0x7fbb567399a0 <gtk_css_value_number_free>) at /build/buildd/glib2.0-2.41.3/./gobject/gtype.c:635
  [Error: /build/buildd/glib2.0-2.41.3/./gobject/gtype.c was not found in source tree]
#2  type_node_check_conformities_UorL (have_lock=0, support_prerequisites=0, support_interfaces=1, iface_node=0x29c0b10, node=0x7fbb567399a0 <gtk_css_value_number_free>) at /build/buildd/glib2.0-2.41.3/./gobject/gtype.c:3451
  [Error: /build/buildd/glib2.0-2.41.3/./gobject/gtype.c was not found in source tree]
#3  type_node_conforms_to_U (support_prerequisites=0, support_interfaces=1, iface_node=0x29c0b10, node=0x7fbb567399a0 <gtk_css_value_number_free>) at /build/buildd/glib2.0-2.41.3/./gobject/gtype.c:3481
  [Error: /build/buildd/glib2.0-2.41.3/./gobject/gtype.c was not found in source tree]
#4  g_type_check_instance_cast (type_instance=type_instance@entry=0x7fbb56d508c0 <px_singletons>, iface_type=43780880) at /build/buildd/glib2.0-2.41.3/./gobject/gtype.c:4016
  [Error: /build/buildd/glib2.0-2.41.3/./gobject/gtype.c was not found in source tree]
#5  0x00007fbb56d601d8 in iter_search (store=0x7fbb56d508c0 <px_singletons>, iter=iter@entry=0x7fff698c6350, parent=parent@entry=0x0, func=func@entry=0x7fbb56d60000 <compare_path>, user_data=0x441aea0) at bluetooth-client.c:106
  [Error: bluetooth-client.c was not found in source tree]
#6  0x00007fbb56d6180e in get_iter_from_path (path=<optimized out>, iter=0x7fff698c6350, store=<optimized out>) at bluetooth-client.c:171
  [Error: bluetooth-client.c was not found in source tree]
#7  proxy_g_signal (proxy=0x4405b70, sender_name=<optimized out>, signal_name=<optimized out>, parameters=0x4421120, client=<optimized out>) at bluetooth-client.c:248
  [Error: bluetooth-client.c was not found in source tree]
#8  0x00007fbb4532eafe in ffi_call_unix64 () at ../src/x86/unix64.S:76
  [Error: ../src/x86/unix64.S was not found in source tree]
#9  0x00007fbb4532e568 in ffi_call (cif=cif@entry=0x7fff698c65d0, fn=0x7fbb56d61780 <proxy_g_signal>, rvalue=0x7fff698c6530, avalue=avalue@entry=0x7fff698c64b0) at ../src/x86/ffi64.c:525
  [Error: ../src/x86/ffi64.c was not found in source tree]
#10 0x00007fbb551ffa64 in g_cclosure_marshal_generic (closure=0x441b970, return_gvalue=0x0, n_param_values=<optimized out>, param_values=<optimized out>, invocation_hint=<optimized out>, marshal_data=0x0) at /build/buildd/glib2.0-2.41.3/./gobject/gclosure.c:1448
  [Error: /build/buildd/glib2.0-2.41.3/./gobject/gclosure.c was not found in source tree]
#11 0x00007fbb551ff245 in g_closure_invoke (closure=0x441b970, return_value=0x0, n_param_values=4, param_values=0x7fff698c6800, invocation_hint=0x7fff698c67a0) at /build/buildd/glib2.0-2.41.3/./gobject/gclosure.c:768
  [Error: /build/buildd/glib2.0-2.41.3/./gobject/gclosure.c was not found in source tree]
#12 0x00007fbb55210f4c in signal_emit_unlocked_R (node=node@entry=0x2926eb0, detail=detail@entry=0, instance=instance@entry=0x4405b70, emission_return=emission_return@entry=0x0, instance_and_params=instance_and_params@entry=0x7fff698c6800) at /build/buildd/glib2.0-2.41.3/./gobject/gsignal.c:3553
  [Error: /build/buildd/glib2.0-2.41.3/./gobject/gsignal.c was not found in source tree]
#13 0x00007fbb55219758 in g_signal_emit_valist (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>, var_args=var_args@entry=0x7fff698c69c0) at /build/buildd/glib2.0-2.41.3/./gobject/gsignal.c:3309
  [Error: /build/buildd/glib2.0-2.41.3/./gobject/gsignal.c was not found in source tree]
#14 0x00007fbb552199bf in g_signal_emit (instance=instance@entry=0x4405b70, signal_id=<optimized out>, detail=detail@entry=0) at /build/buildd/glib2.0-2.41.3/./gobject/gsignal.c:3365
  [Error: /build/buildd/glib2.0-2.41.3/./gobject/gsignal.c was not found in source tree]
#15 0x00007fbb555180ac in on_signal_received (connection=<optimized out>, sender_name=0x7fbb2c011fc0 ":1.1", object_path=<optimized out>, interface_name=<optimized out>, signal_name=0x7fbb2c00d920 "PropertyChanged", parameters=0x4421120, user_data=0x420f430) at /build/buildd/glib2.0-2.41.3/./gio/gdbusproxy.c:917
  [Error: /build/buildd/glib2.0-2.41.3/./gio/gdbusproxy.c was not found in source tree]
#16 0x00007fbb55507eb4 in emit_signal_instance_in_idle_cb (data=0x7fbb2c006770) at /build/buildd/glib2.0-2.41.3/./gio/gdbusconnection.c:3753
  [Error: /build/buildd/glib2.0-2.41.3/./gio/gdbusconnection.c was not found in source tree]
#17 0x00007fbb54f29b3d in g_main_dispatch (context=0x28dfcc0) at /build/buildd/glib2.0-2.41.3/./glib/gmain.c:3064
  [Error: /build/buildd/glib2.0-2.41.3/./glib/gmain.c was not found in source tree]
#18 g_main_context_dispatch (context=context@entry=0x28dfcc0) at /build/buildd/glib2.0-2.41.3/./glib/gmain.c:3663
  [Error: /build/buildd/glib2.0-2.41.3/./glib/gmain.c was not found in source tree]
#19 0x00007fbb54f29f18 in g_main_context_iterate (context=0x28dfcc0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.41.3/./glib/gmain.c:3734
  [Error: /build/buildd/glib2.0-2.41.3/./glib/gmain.c was not found in source tree]
#20 0x00007fbb54f2a242 in g_main_loop_run (loop=0x43cf280) at /build/buildd/glib2.0-2.41.3/./glib/gmain.c:3928
  [Error: /build/buildd/glib2.0-2.41.3/./glib/gmain.c was not found in source tree]
#21 0x00007fbb5674e230 in gtk_dialog_run (dialog=0x454e400) at /build/buildd/gtk+3.0-3.12.2/./gtk/gtkdialog.c:1350
  [Error: /build/buildd/gtk+3.0-3.12.2/./gtk/gtkdialog.c was not found in source tree]
#22 0x00000000004ae59f in on_test_speakers_clicked (widget=0x4144920, user_data=0x454e400) at gvc-mixer-dialog.c:1610
  1605:         gtk_container_add (GTK_CONTAINER (container), speaker_test);
  1606: 
  1607:         dialog->priv->test_dialog = d;
  1608:         g_object_add_weak_pointer (G_OBJECT (d),
  1609:                                    (gpointer *) &dialog->priv->test_dialog);
  1610:         gtk_dialog_run (GTK_DIALOG (d));
  1611:         gtk_widget_destroy (d);
  1612: }
  1613: 
  1614: static GObject *
  1615: gvc_mixer_dialog_constructor (GType                  type,
#23 0x00007fbb551ff474 in _g_closure_invoke_va (closure=0xc12e0f66c9ef0f66, closure@entry=0x421dcd0, return_value=0x29c0b10, return_value@entry=0x0, instance=0x7fbb567399a0 <gtk_css_value_number_free>, instance@entry=0x4144920, args=0x414bf68, args@entry=0x7fff698c6ef0, n_params=71413408, param_types=0x29c0b10) at /build/buildd/glib2.0-2.41.3/./gobject/gclosure.c:831
  [Error: /build/buildd/glib2.0-2.41.3/./gobject/gclosure.c was not found in source tree]
#24 0x00007fbb55219067 in g_signal_emit_valist (instance=0x4144920, signal_id=<optimized out>, detail=0, var_args=var_args@entry=0x7fff698c6ef0) at /build/buildd/glib2.0-2.41.3/./gobject/gsignal.c:3218
  [Error: /build/buildd/glib2.0-2.41.3/./gobject/gsignal.c was not found in source tree]
#25 0x00007fbb552199bf in g_signal_emit (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>) at /build/buildd/glib2.0-2.41.3/./gobject/gsignal.c:3365
  [Error: /build/buildd/glib2.0-2.41.3/./gobject/gsignal.c was not found in source tree]
#26 0x00007fbb551ff474 in _g_closure_invoke_va (closure=0xc12e0f66c9ef0f66, closure@entry=0x2adf520, return_value=0x29c0b10, return_value@entry=0x0, instance=0x7fbb567399a0 <gtk_css_value_number_free>, instance@entry=0x4134790, args=0x414bf68, args@entry=0x7fff698c71b0, n_params=71413408, param_types=0x29c0b10) at /build/buildd/glib2.0-2.41.3/./gobject/gclosure.c:831
  [Error: /build/buildd/glib2.0-2.41.3/./gobject/gclosure.c was not found in source tree]
#27 0x00007fbb55219067 in g_signal_emit_valist (instance=0x4134790, signal_id=<optimized out>, detail=0, var_args=var_args@entry=0x7fff698c71b0) at /build/buildd/glib2.0-2.41.3/./gobject/gsignal.c:3218
  [Error: /build/buildd/glib2.0-2.41.3/./gobject/gsignal.c was not found in source tree]
#28 0x00007fbb552199bf in g_signal_emit (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>) at /build/buildd/glib2.0-2.41.3/./gobject/gsignal.c:3365
  [Error: /build/buildd/glib2.0-2.41.3/./gobject/gsignal.c was not found in source tree]
#29 0x00007fbb566f36dd in gtk_button_do_release (button=0x4134790, emit_clicked=<optimized out>) at /build/buildd/gtk+3.0-3.12.2/./gtk/gtkbutton.c:1985
  [Error: /build/buildd/gtk+3.0-3.12.2/./gtk/gtkbutton.c was not found in source tree]
#30 0x00007fbb566f3725 in gtk_real_button_released (button=0x4134790) at /build/buildd/gtk+3.0-3.12.2/./gtk/gtkbutton.c:2103
  [Error: /build/buildd/gtk+3.0-3.12.2/./gtk/gtkbutton.c was not found in source tree]
#31 0x00007fbb551ff245 in g_closure_invoke (closure=0x29c0790, return_value=0x0, n_param_values=1, param_values=0x7fff698c74a0, invocation_hint=0x7fff698c7440) at /build/buildd/glib2.0-2.41.3/./gobject/gclosure.c:768
  [Error: /build/buildd/glib2.0-2.41.3/./gobject/gclosure.c was not found in source tree]
#32 0x00007fbb5521081b in signal_emit_unlocked_R (node=node@entry=0x2956880, detail=detail@entry=0, instance=instance@entry=0x4134790, emission_return=emission_return@entry=0x0, instance_and_params=instance_and_params@entry=0x7fff698c74a0) at /build/buildd/glib2.0-2.41.3/./gobject/gsignal.c:3483
  [Error: /build/buildd/glib2.0-2.41.3/./gobject/gsignal.c was not found in source tree]
#33 0x00007fbb55219758 in g_signal_emit_valist (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>, var_args=var_args@entry=0x7fff698c7620) at /build/buildd/glib2.0-2.41.3/./gobject/gsignal.c:3309
  [Error: /build/buildd/glib2.0-2.41.3/./gobject/gsignal.c was not found in source tree]
#34 0x00007fbb552199bf in g_signal_emit (instance=<optimized out>, signal_id=<optimized out>, detail=detail@entry=0) at /build/buildd/glib2.0-2.41.3/./gobject/gsignal.c:3365
  [Error: /build/buildd/glib2.0-2.41.3/./gobject/gsignal.c was not found in source tree]
#35 0x00007fbb566f2211 in gtk_button_button_release (widget=<optimized out>, event=<optimized out>) at /build/buildd/gtk+3.0-3.12.2/./gtk/gtkbutton.c:1940
  [Error: /build/buildd/gtk+3.0-3.12.2/./gtk/gtkbutton.c was not found in source tree]
#36 0x00007fbb567c6c55 in _gtk_marshal_BOOLEAN__BOXEDv (closure=0x28bb5c0, return_value=0x7fff698c7850, instance=<optimized out>, args=<optimized out>, marshal_data=<optimized out>, n_params=<optimized out>, param_types=0x28bb5f0) at /build/buildd/gtk+3.0-3.12.2/./gtk/gtkmarshalers.c:130
  [Error: /build/buildd/gtk+3.0-3.12.2/./gtk/gtkmarshalers.c was not found in source tree]
#37 0x00007fbb551ff474 in _g_closure_invoke_va (closure=0xc12e0f66c9ef0f66, closure@entry=0x28bb5c0, return_value=0x29c0b10, return_value@entry=0x7fff698c7850, instance=0x7fbb567399a0 <gtk_css_value_number_free>, instance@entry=0x4134790, args=0x414bf68, args@entry=0x7fff698c7950, n_params=71413408, param_types=0x29c0b10) at /build/buildd/glib2.0-2.41.3/./gobject/gclosure.c:831
  [Error: /build/buildd/glib2.0-2.41.3/./gobject/gclosure.c was not found in source tree]
#38 0x00007fbb55218b10 in g_signal_emit_valist (instance=0x4134790, signal_id=<optimized out>, detail=<optimized out>, var_args=var_args@entry=0x7fff698c7950) at /build/buildd/glib2.0-2.41.3/./gobject/gsignal.c:3218
  [Error: /build/buildd/glib2.0-2.41.3/./gobject/gsignal.c was not found in source tree]
#39 0x00007fbb552199bf in g_signal_emit (instance=instance@entry=0x4134790, signal_id=<optimized out>, detail=detail@entry=0) at /build/buildd/glib2.0-2.41.3/./gobject/gsignal.c:3365
  [Error: /build/buildd/glib2.0-2.41.3/./gobject/gsignal.c was not found in source tree]
#40 0x00007fbb568f5d4c in gtk_widget_event_internal (widget=widget@entry=0x4134790, event=event@entry=0x43ef5f0) at /build/buildd/gtk+3.0-3.12.2/./gtk/gtkwidget.c:7229
  [Error: /build/buildd/gtk+3.0-3.12.2/./gtk/gtkwidget.c was not found in source tree]
#41 0x00007fbb568f6041 in gtk_widget_event (widget=widget@entry=0x4134790, event=event@entry=0x43ef5f0) at /build/buildd/gtk+3.0-3.12.2/./gtk/gtkwidget.c:6891
  [Error: /build/buildd/gtk+3.0-3.12.2/./gtk/gtkwidget.c was not found in source tree]
#42 0x00007fbb567c4626 in propagate_event_up (topmost=<optimized out>, event=<optimized out>, widget=0x4134790) at /build/buildd/gtk+3.0-3.12.2/./gtk/gtkmain.c:2416
  [Error: /build/buildd/gtk+3.0-3.12.2/./gtk/gtkmain.c was not found in source tree]
#43 propagate_event (widget=<optimized out>, event=0x43ef5f0, captured=<optimized out>, topmost=0x0) at /build/buildd/gtk+3.0-3.12.2/./gtk/gtkmain.c:2524
  [Error: /build/buildd/gtk+3.0-3.12.2/./gtk/gtkmain.c was not found in source tree]
#44 0x00007fbb567c617c in gtk_main_do_event (event=0x43ef5f0) at /build/buildd/gtk+3.0-3.12.2/./gtk/gtkmain.c:1735
  [Error: /build/buildd/gtk+3.0-3.12.2/./gtk/gtkmain.c was not found in source tree]
#45 0x00007fbb563b4172 in gdk_event_source_dispatch (source=<optimized out>, callback=<optimized out>, user_data=<optimized out>) at /build/buildd/gtk+3.0-3.12.2/./gdk/x11/gdkeventsource.c:364
  [Error: /build/buildd/gtk+3.0-3.12.2/./gdk/x11/gdkeventsource.c was not found in source tree]
#46 0x00007fbb54f29c2d in g_main_dispatch (context=0x28dfcc0) at /build/buildd/glib2.0-2.41.3/./glib/gmain.c:3064
  [Error: /build/buildd/glib2.0-2.41.3/./glib/gmain.c was not found in source tree]
#47 g_main_context_dispatch (context=context@entry=0x28dfcc0) at /build/buildd/glib2.0-2.41.3/./glib/gmain.c:3663
  [Error: /build/buildd/glib2.0-2.41.3/./glib/gmain.c was not found in source tree]
#48 0x00007fbb54f29f18 in g_main_context_iterate (context=context@entry=0x28dfcc0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.41.3/./glib/gmain.c:3734
  [Error: /build/buildd/glib2.0-2.41.3/./glib/gmain.c was not found in source tree]
#49 0x00007fbb54f29fcc in g_main_context_iteration (context=0x28dfcc0, context@entry=0x0, may_block=may_block@entry=1) at /build/buildd/glib2.0-2.41.3/./glib/gmain.c:3795
  [Error: /build/buildd/glib2.0-2.41.3/./glib/gmain.c was not found in source tree]
#50 0x00007fbb554e5e0c in g_application_run (application=0x28b0100, argc=argc@entry=2, argv=argv@entry=0x7fff698c7d98) at /build/buildd/glib2.0-2.41.3/./gio/gapplication.c:2219
  [Error: /build/buildd/glib2.0-2.41.3/./gio/gapplication.c was not found in source tree]
#51 0x000000000044a038 in main (argc=2, argv=0x7fff698c7d98) at main.c:52
  47: #endif
  48: 
  49:   g_type_ensure (egg_list_box_get_type ());
  50: 
  51:   application = cc_application_new ();
  52:   status = g_application_run (G_APPLICATION (application), argc, argv);
  53: 
  54:   g_object_unref (application);
  55: 
  56:   return status;
  57: }