#0  0x00007fcb743ca2ac in g_settings_backend_dispatch_signal (backend=backend@entry=0x7c4490, function_offset=function_offset@entry=0, name=name@entry=0x7c5250 "/org/gnome/settings-daemon/plugins/power/active", data1=data1@entry=0x0, data1_copy=0x7fcb743c9eb0 <pointer_id>, data1_copy@entry=0x0, data1_free=0x7fcb743c9ec0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at /build/buildd/glib2.0-2.39.90/./gio/gsettingsbackend.c:336
  [Error: /build/buildd/glib2.0-2.39.90/./gio/gsettingsbackend.c was not found in source tree]
#1  0x00007fcb743ca76a in g_settings_backend_changed (backend=0x7c4490, key=0x7c5250 "/org/gnome/settings-daemon/plugins/power/active", origin_tag=origin_tag@entry=0x0) at /build/buildd/glib2.0-2.39.90/./gio/gsettingsbackend.c:396
  [Error: /build/buildd/glib2.0-2.39.90/./gio/gsettingsbackend.c was not found in source tree]
#2  0x00007fcb7205023e in dconf_engine_change_notify (engine=engine@entry=0x7c1210, prefix=<optimized out>, changes=<optimized out>, tag=tag@entry=0x0, is_writability=is_writability@entry=0, origin_tag=origin_tag@entry=0x0, user_data=0x7b7380) at dconfsettingsbackend.c:277
  [Error: dconfsettingsbackend.c was not found in source tree]
#3  0x00007fcb720503b5 in dconf_engine_emit_changes (engine=engine@entry=0x7c1210, changeset=<optimized out>, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:931
  [Error: dconf-engine.c was not found in source tree]
#4  0x00007fcb72050aae in dconf_engine_change_completed (engine=0x7c1210, handle=0x7c5290, reply=0x0, error=0x7fcb6c001830) at dconf-engine.c:1008
  [Error: dconf-engine.c was not found in source tree]
#5  0x00007fcb720530d8 in dconf_gdbus_method_call (user_data=0x7c4540) at dconf-gdbus-thread.c:251
  [Error: dconf-gdbus-thread.c was not found in source tree]
#6  0x00007fcb73e0cd05 in g_main_dispatch (context=0x7c5c70) at /build/buildd/glib2.0-2.39.90/./glib/gmain.c:3066
  [Error: /build/buildd/glib2.0-2.39.90/./glib/gmain.c was not found in source tree]
#7  g_main_context_dispatch (context=context@entry=0x7c5c70) at /build/buildd/glib2.0-2.39.90/./glib/gmain.c:3641
  [Error: /build/buildd/glib2.0-2.39.90/./glib/gmain.c was not found in source tree]
#8  0x00007fcb73e0d068 in g_main_context_iterate (context=context@entry=0x7c5c70, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.39.90/./glib/gmain.c:3712
  [Error: /build/buildd/glib2.0-2.39.90/./glib/gmain.c was not found in source tree]
#9  0x00007fcb73e0d10c in g_main_context_iteration (context=context@entry=0x7c5c70, may_block=may_block@entry=1) at /build/buildd/glib2.0-2.39.90/./glib/gmain.c:3773
  [Error: /build/buildd/glib2.0-2.39.90/./glib/gmain.c was not found in source tree]
#10 0x00007fcb7205318d in dconf_gdbus_worker_thread (user_data=0x7c5c70) at dconf-gdbus-thread.c:82
  [Error: dconf-gdbus-thread.c was not found in source tree]
#11 0x00007fcb73e31f35 in g_thread_proxy (data=0x7bf0f0) at /build/buildd/glib2.0-2.39.90/./glib/gthread.c:764
  [Error: /build/buildd/glib2.0-2.39.90/./glib/gthread.c was not found in source tree]
#12 0x00007fcb72b47182 in start_thread (arg=0x7fcb7204b700) at pthread_create.c:312
  [Error: pthread_create.c was not found in source tree]
#13 0x00007fcb73af912d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111
  [Error: ../sysdeps/unix/sysv/linux/x86_64/clone.S was not found in source tree]