StacktraceTop: pango_tab_array_free (tab_array=0x11d765dc) at /build/buildd/pango1.0-1.28.4/./pango/pango-tabs.c:206 pango_layout_finalize (object=0x9b528b8) at /build/buildd/pango1.0-1.28.4/./pango/pango-layout.c:245 g_object_unref (_object=0x9b528b8) at /build/buildd/glib2.0-2.29.8/./gobject/gobject.c:2746 gtk_label_get_preferred_layout_size (widget=<value optimized out>, orientation=GTK_ORIENTATION_HORIZONTAL, minimum_size=0xbfae6560, natural_size=0xbfae6564) at /build/buildd/gtk+3.0-3.1.6/./gtk/gtklabel.c:3604 gtk_label_get_preferred_size (widget=<value optimized out>, orientation=GTK_ORIENTATION_HORIZONTAL, minimum_size=0xbfae6560, natural_size=0xbfae6564) at /build/buildd/gtk+3.0-3.1.6/./gtk/gtklabel.c:3619
StacktraceTop: tab_array_ free (tab_array= 0x11d765dc) at /build/ buildd/ pango1. 0-1.28. 4/./pango/ pango-tabs. c:206 layout_ finalize (object=0x9b528b8) at /build/ buildd/ pango1. 0-1.28. 4/./pango/ pango-layout. c:245 buildd/ glib2.0- 2.29.8/ ./gobject/ gobject. c:2746 get_preferred_ layout_ size (widget=<value optimized out>, orientation= GTK_ORIENTATION _HORIZONTAL, minimum_ size=0xbfae6560 , natural_ size=0xbfae6564 ) at /build/ buildd/ gtk+3.0- 3.1.6/. /gtk/gtklabel. c:3604 get_preferred_ size (widget=<value optimized out>, orientation= GTK_ORIENTATION _HORIZONTAL, minimum_ size=0xbfae6560 , natural_ size=0xbfae6564 ) at /build/ buildd/ gtk+3.0- 3.1.6/. /gtk/gtklabel. c:3619
pango_
pango_
g_object_unref (_object=0x9b528b8) at /build/
gtk_label_
gtk_label_