#0  fast_validate (str=<optimized out>) at /build/buildd/glib2.0-2.33.10/./glib/gutf8.c:1461
  [Error: /build/buildd/glib2.0-2.33.10/./glib/gutf8.c was not found in source tree]
#1  g_utf8_validate (str=str@entry=0x41 <Address 0x41 out of bounds>, max_len=max_len@entry=-1, end=end@entry=0x0) at /build/buildd/glib2.0-2.33.10/./glib/gutf8.c:1629
  [Error: /build/buildd/glib2.0-2.33.10/./glib/gutf8.c was not found in source tree]
#2  0x00007fc8fe811ab7 in g_variant_new_string (string=0x41 <Address 0x41 out of bounds>) at /build/buildd/glib2.0-2.33.10/./glib/gvariant.c:1270
  [Error: /build/buildd/glib2.0-2.33.10/./glib/gvariant.c was not found in source tree]
#3  0x00007fc8fe815918 in g_variant_valist_new_nnp (str=0x7fff07943c68, ptr=0x41) at /build/buildd/glib2.0-2.33.10/./glib/gvariant.c:4119
  [Error: /build/buildd/glib2.0-2.33.10/./glib/gvariant.c was not found in source tree]
#4  0x00007fc8fe8169d4 in g_variant_valist_new_leaf (app=0x7fff07943c98, str=0x7fff07943c68) at /build/buildd/glib2.0-2.33.10/./glib/gvariant.c:4311
  [Error: /build/buildd/glib2.0-2.33.10/./glib/gvariant.c was not found in source tree]
#5  g_variant_valist_new (str=str@entry=0x7fff07943c68, app=app@entry=0x7fff07943c98) at /build/buildd/glib2.0-2.33.10/./glib/gvariant.c:4493
  [Error: /build/buildd/glib2.0-2.33.10/./glib/gvariant.c was not found in source tree]
#6  0x00007fc8fe816b0f in g_variant_valist_new (str=str@entry=0x7fff07943c68, app=app@entry=0x7fff07943c98) at /build/buildd/glib2.0-2.33.10/./glib/gvariant.c:4545
  [Error: /build/buildd/glib2.0-2.33.10/./glib/gvariant.c was not found in source tree]
#7  0x00007fc8fe816e97 in g_variant_new_va (format_string=0x7fc8f93c3dac "v}", endptr=0x0, app=0x7fff07943c98) at /build/buildd/glib2.0-2.33.10/./glib/gvariant.c:4702
  [Error: /build/buildd/glib2.0-2.33.10/./glib/gvariant.c was not found in source tree]
#8  0x00007fc8fe8173a0 in g_variant_builder_add (builder=builder@entry=0x7fff07943dc0, format_string=format_string@entry=0x7fc8f93c3daa "{sv}") at /build/buildd/glib2.0-2.33.10/./glib/gvariant.c:4854
  [Error: /build/buildd/glib2.0-2.33.10/./glib/gvariant.c was not found in source tree]
#9  0x00007fc8f93b9770 in signon_hash_table_to_variant (hash_table=hash_table@entry=0x170a860) at signon-utils.c:109
  [Error: signon-utils.c was not found in source tree]
#10 0x00007fc8f93b9443 in signon_auth_session_process (self=0x7fc8e4004700, session_data=0x170a860, mechanism=0x0, cb=0x7fc9000cc5a0 <session_process_cb>, user_data=<optimized out>) at signon-auth-session.c:421
  [Error: signon-auth-session.c was not found in source tree]
#11 0x00007fc8f93b6204 in identity_info_ready_cb (object=<optimized out>, error=0x0, user_data=0x1717600) at signon-identity.c:1198
  [Error: signon-identity.c was not found in source tree]
#12 0x00007fc8f93b7bf1 in signon_object_invoke_ready_callbacks (rd=rd@entry=0x7fc8e4001bc0, error=error@entry=0x0) at signon-dbus-queue.c:68
  [Error: signon-dbus-queue.c was not found in source tree]
#13 0x00007fc8f93b7e96 in _signon_object_ready (object=0x187beb0, quark=<optimized out>, error=0x0) at signon-dbus-queue.c:143
  [Error: signon-dbus-queue.c was not found in source tree]
#14 0x00007fc8f93b595b in identity_registered (identity=identity@entry=0x187beb0, object_path=0x1851c30 "/com/google/code/AccountsSSO/SingleSignOn/Identity_0", identity_data=0x7fc8d4012000, error=0x0) at signon-identity.c:451
  [Error: signon-identity.c was not found in source tree]
#15 0x00007fc8f93b5c55 in identity_new_from_db_cb (object=<optimized out>, res=0x187a4a0, userdata=userdata@entry=0x187beb0) at signon-identity.c:514
  [Error: signon-identity.c was not found in source tree]
#16 0x00007fc8fed5574e in g_simple_async_result_complete (simple=0x187a4a0) at /build/buildd/glib2.0-2.33.10/./gio/gsimpleasyncresult.c:775
  [Error: /build/buildd/glib2.0-2.33.10/./gio/gsimpleasyncresult.c was not found in source tree]
#17 0x00007fc8fedb49f3 in reply_cb (connection=<optimized out>, res=0x187a510, user_data=user_data@entry=0x187a4a0) at /build/buildd/glib2.0-2.33.10/./gio/gdbusproxy.c:2632
  [Error: /build/buildd/glib2.0-2.33.10/./gio/gdbusproxy.c was not found in source tree]
#18 0x00007fc8fed5574e in g_simple_async_result_complete (simple=0x187a510) at /build/buildd/glib2.0-2.33.10/./gio/gsimpleasyncresult.c:775
  [Error: /build/buildd/glib2.0-2.33.10/./gio/gsimpleasyncresult.c was not found in source tree]
#19 0x00007fc8fedaabaa in g_dbus_connection_call_done (source=0x151f080, result=<optimized out>, user_data=user_data@entry=0x7fc8d80256d0) at /build/buildd/glib2.0-2.33.10/./gio/gdbusconnection.c:5339
  [Error: /build/buildd/glib2.0-2.33.10/./gio/gdbusconnection.c was not found in source tree]
#20 0x00007fc8fed5574e in g_simple_async_result_complete (simple=0x187a580) at /build/buildd/glib2.0-2.33.10/./gio/gsimpleasyncresult.c:775
  [Error: /build/buildd/glib2.0-2.33.10/./gio/gsimpleasyncresult.c was not found in source tree]
#21 0x00007fc8fed5587c in complete_in_idle_cb (data=0x187a580) at /build/buildd/glib2.0-2.33.10/./gio/gsimpleasyncresult.c:787
  [Error: /build/buildd/glib2.0-2.33.10/./gio/gsimpleasyncresult.c was not found in source tree]
#22 0x00007fc8fe7e3db5 in g_main_dispatch (context=0x14e4f50) at /build/buildd/glib2.0-2.33.10/./glib/gmain.c:2707
  [Error: /build/buildd/glib2.0-2.33.10/./glib/gmain.c was not found in source tree]
#23 g_main_context_dispatch (context=context@entry=0x14e4f50) at /build/buildd/glib2.0-2.33.10/./glib/gmain.c:3211
  [Error: /build/buildd/glib2.0-2.33.10/./glib/gmain.c was not found in source tree]
#24 0x00007fc8fe7e40e8 in g_main_context_iterate (context=0x14e4f50, block=block@entry=1, dispatch=dispatch@entry=1, self=<error reading variable: Unhandled dwarf expression opcode 0xfa>) at /build/buildd/glib2.0-2.33.10/./glib/gmain.c:3282
  [Error: /build/buildd/glib2.0-2.33.10/./glib/gmain.c was not found in source tree]
#25 0x00007fc8fe7e44e2 in g_main_loop_run (loop=0x161c4d0) at /build/buildd/glib2.0-2.33.10/./glib/gmain.c:3476
  [Error: /build/buildd/glib2.0-2.33.10/./glib/gmain.c was not found in source tree]
#26 0x00007fc8ff470955 in gtk_main () at /build/buildd/gtk+3.0-3.5.12/./gtk/gtkmain.c:1162
  [Error: /build/buildd/gtk+3.0-3.5.12/./gtk/gtkmain.c was not found in source tree]
#27 0x00000000004034c4 in main (argc=1, argv=0x7fff079442d8) at empathy-auth-client.c:361
  356:     }
  357: 
  358:   start_timer ();
  359:   empathy_sanity_checking_run_if_needed ();
  360: 
  361:   gtk_main ();
  362: 
  363:   g_object_unref (factory);
  364:   g_object_unref (debug_sender);
  365: 
  366:   return EXIT_SUCCESS;