Cannot add an object of type GtkLabel to a container of type UsageSpeedometer
Using current git of gnome-usage:
#0 0x00007ffff76f72c5 in _g_log_abort (breakpoint=1) at ../../../../Projects/jhbuild/glib/glib/gmessages.c:554
#1 0x00007ffff76f9a3c in g_log_writer_default (log_level=18, log_level@entry=G_LOG_LEVEL_WARNING, fields=fields@entry=0x7fffffffc540, n_fields=n_fields@entry=6, user_data=user_data@entry=0x0)
at ../../../../Projects/jhbuild/glib/glib/gmessages.c:2688
#2 0x00007ffff76f7e97 in g_log_structured_array (log_level=G_LOG_LEVEL_WARNING, fields=0x7fffffffc540, n_fields=6) at ../../../../Projects/jhbuild/glib/glib/gmessages.c:1923
#3 0x00007ffff76f880e in g_log_structured_standard (log_domain=log_domain@entry=0x7ffff7335067 "Gtk", log_level=log_level@entry=G_LOG_LEVEL_WARNING,
file=file@entry=0x7ffff7359dc0 "/home/hadess/Projects/jhbuild/gtk+-3/gtk/gtkcontainer.c", line=<optimized out>, func=<optimized out>, message_format=<optimized out>)
at ../../../../Projects/jhbuild/glib/glib/gmessages.c:1980
#4 0x00007ffff70dc84b in gtk_container_buildable_add_child (builder=<optimized out>, type=0x0, child=<optimized out>, buildable=<optimized out>) at /home/hadess/Projects/jhbuild/gtk+-3/gtk/gtkcontainer.c:614
#5 gtk_container_buildable_add_child (buildable=0x702690, builder=<optimized out>, child=<optimized out>, type=<optimized out>) at /home/hadess/Projects/jhbuild/gtk+-3/gtk/gtkcontainer.c:607
#6 0x00007ffff70993a3 in _gtk_builder_add (builder=0x701b50, child_info=child_info@entry=0x769650) at /home/hadess/Projects/jhbuild/gtk+-3/gtk/gtkbuilder.c:876
#7 0x00007ffff709f212 in end_element (context=0x6c8410, element_name=<optimized out>, user_data=0x6c8390, error=0x7fffffffcb68) at /home/hadess/Projects/jhbuild/gtk+-3/gtk/gtkbuilderparser.c:1123
#8 0x00007ffff76f4d82 in emit_end_element (context=context@entry=0x6c8410, error=error@entry=0x7fffffffcc58) at ../../../../Projects/jhbuild/glib/glib/gmarkup.c:1088
#9 0x00007ffff76f5e66 in g_markup_parse_context_parse (context=0x6c8410,
text=text@entry=0x43dd30 <resources_resource_data+20488> "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<interface><!-- interface-requires gtk+ 3.9 --><template class=\"UsageMemorySpeedometer\" parent=\"GtkBin\"><property name=\"visible\">True</property><property name=\"w"..., text_len=<optimized out>, text_len@entry=2490, error=error@entry=0x7fffffffcc58) at ../../../../Projects/jhbuild/glib/glib/gmarkup.c:1630
#10 0x00007ffff709f4c6 in _gtk_builder_parser_parse_buffer (builder=builder@entry=0x701b50, filename=filename@entry=0x7ffff734d985 "<input>",
buffer=buffer@entry=0x43dd30 <resources_resource_data+20488> "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<interface><!-- interface-requires gtk+ 3.9 --><template class=\"UsageMemorySpeedometer\" parent=\"GtkBin\"><property name=\"visible\">True</property><property name=\"w"..., length=length@entry=2490, requested_objs=requested_objs@entry=0x0, error=error@entry=0x7fffffffcc58)
at /home/hadess/Projects/jhbuild/gtk+-3/gtk/gtkbuilderparser.c:1261
#11 0x00007ffff709a614 in gtk_builder_extend_with_template (builder=builder@entry=0x701b50, widget=widget@entry=0x6c8220, template_type=template_type@entry=8622160,
buffer=0x43dd30 <resources_resource_data+20488> "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<interface><!-- interface-requires gtk+ 3.9 --><template class=\"UsageMemorySpeedometer\" parent=\"GtkBin\"><property name=\"visible\">True</property><property name=\"w"..., length=length@entry=2490, error=error@entry=0x7fffffffccb8) at /home/hadess/Projects/jhbuild/gtk+-3/gtk/gtkbuilder.c:1164
#12 0x00007ffff72eaf37 in gtk_widget_init_template (widget=0x6c8220) at /home/hadess/Projects/jhbuild/gtk+-3/gtk/gtkwidget.c:16960
#13 0x00007ffff79f2ace in g_type_create_instance (type=<optimized out>) at ../../../../Projects/jhbuild/glib/gobject/gtype.c:1864
#14 0x00007ffff79d4e88 in g_object_constructor (type=<optimized out>, n_construct_properties=0, construct_params=0x0) at ../../../../Projects/jhbuild/glib/gobject/gobject.c:2154
#15 0x0000000000415328 in usage_memory_speedometer_constructor (type=8622160, n_construct_properties=0, construct_properties=0x0) at /home/hadess/Projects/jhbuild/gnome-usage/src/memory-speedometer.vala:42
#16 0x00007ffff79d5b2c in g_object_new_with_custom_constructor (n_params=0, params=0x0, class=0x76bda0) at ../../../../Projects/jhbuild/glib/gobject/gobject.c:1723
#17 g_object_new_internal (class=class@entry=0x76bda0, params=params@entry=0x0, n_params=n_params@entry=0) at ../../../../Projects/jhbuild/glib/gobject/gobject.c:1803
#18 0x00007ffff79d6a45 in g_object_new_with_properties (object_type=8622160, n_properties=0, names=names@entry=0x0, values=values@entry=0x0) at ../../../../Projects/jhbuild/glib/gobject/gobject.c:1973
#19 0x00007ffff79d7451 in g_object_new (object_type=<optimized out>, first_property_name=first_property_name@entry=0x0) at ../../../../Projects/jhbuild/glib/gobject/gobject.c:1645
#20 0x0000000000415209 in usage_memory_speedometer_construct (object_type=<optimized out>) at /home/hadess/Projects/jhbuild/gnome-usage/src/memory-speedometer.vala:26
#21 usage_memory_speedometer_new () at /home/hadess/Projects/jhbuild/gnome-usage/src/memory-speedometer.vala:26
#22 0x0000000000415760 in usage_memory_sub_view_construct (object_type=<optimized out>) at /home/hadess/Projects/jhbuild/gnome-usage/src/memory-sub-view.vala:43
#23 0x0000000000415975 in usage_memory_sub_view_new () at /home/hadess/Projects/jhbuild/gnome-usage/src/memory-sub-view.vala:28
#24 0x0000000000415efb in usage_performance_view_construct (object_type=<optimized out>) at /home/hadess/Projects/jhbuild/gnome-usage/src/performance-view.vala:50
#25 0x00000000004160e5 in usage_performance_view_new () at /home/hadess/Projects/jhbuild/gnome-usage/src/performance-view.vala:45
#26 0x000000000042edfd in usage_window_construct (object_type=<optimized out>, application=application@entry=0x464b30) at /home/hadess/Projects/jhbuild/gnome-usage/src/window.vala:53
#27 0x000000000042f0b5 in usage_window_new (application=application@entry=0x464b30) at /home/hadess/Projects/jhbuild/gnome-usage/src/window.vala:34
#28 0x000000000040d1bc in usage_application_real_activate (base=0x464b30) at /home/hadess/Projects/jhbuild/gnome-usage/src/application.vala:52
#29 usage_application_real_activate (base=0x464b30) at application.c:263
#30 0x00007ffff79cfced in g_closure_invoke (closure=0x461c20, return_value=0x0, n_param_values=1, param_values=0x7fffffffd340, invocation_hint=0x7fffffffd2e0)
at ../../../../Projects/jhbuild/glib/gobject/gclosure.c:810
#31 0x00007ffff79e24e4 in signal_emit_unlocked_R (node=node@entry=0x461c80, detail=detail@entry=0, instance=instance@entry=0x464b30, emission_return=emission_return@entry=0x0,
instance_and_params=instance_and_params@entry=0x7fffffffd340) at ../../../../Projects/jhbuild/glib/gobject/gsignal.c:3673
#32 0x00007ffff79ebd8e in g_signal_emit_valist (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>, var_args=var_args@entry=0x7fffffffd4c8)
at ../../../../Projects/jhbuild/glib/gobject/gsignal.c:3391
#33 0x00007ffff79ec432 in g_signal_emit (instance=instance@entry=0x464b30, signal_id=<optimized out>, detail=detail@entry=0) at ../../../../Projects/jhbuild/glib/gobject/gsignal.c:3447
#34 0x00007ffff7cdb1ab in g_application_activate (application=application@entry=0x464b30) at ../../../../Projects/jhbuild/glib/gio/gapplication.c:2236
#35 0x00007ffff7cdb928 in g_application_real_local_command_line (application=0x464b30, arguments=0x7fffffffd690, exit_status=0x7fffffffd68c) at ../../../../Projects/jhbuild/glib/gio/gapplication.c:1119
#36 0x00007ffff7cdbab7 in g_application_run (application=application@entry=0x464b30, argc=argc@entry=1, argv=argv@entry=0x7fffffffd7d8) at ../../../../Projects/jhbuild/glib/gio/gapplication.c:2439
#37 0x0000000000410975 in _vala_main (args=0x7fffffffd7d8, args_length1=1) at /home/hadess/Projects/jhbuild/gnome-usage/src/gnome-usage.vala:29
#38 0x00007ffff6871413 in __libc_start_main () from /lib64/libc.so.6
#39 0x000000000040adce in _start () at /home/hadess/Projects/jhbuild/gnome-usage/src/gnome-usage.vala:21