$ ./src/fe-gtk/hexchat

(hexchat:43273): Gtk-WARNING **: 19:12:26.842: Theme parser error: <data>:1:403-411: No property named "overflow"

(hexchat:43273): Gtk-WARNING **: 19:12:26.842: Theme parser error: <data>:1:550-576: No property named "-gtk-outline-border-radius"

(hexchat:43273): Gtk-CRITICAL **: 19:12:26.843: New application windows must be added after the GApplication::startup signal has been emitted.

(hexchat:43273): Gtk-CRITICAL **: 19:12:26.934: gtk_widget_set_sensitive: assertion 'GTK_IS_WIDGET (widget)' failed

(hexchat:43273): Gtk-CRITICAL **: 19:12:26.934: gtk_widget_set_sensitive: assertion 'GTK_IS_WIDGET (widget)' failed

(hexchat:43273): Gtk-CRITICAL **: 19:12:26.934: gtk_widget_set_sensitive: assertion 'GTK_IS_WIDGET (widget)' failed

(hexchat:43273): Gtk-CRITICAL **: 19:12:26.936: gtk_widget_set_sensitive: assertion 'GTK_IS_WIDGET (widget)' failed

(hexchat:43273): Gtk-CRITICAL **: 19:12:26.938: gtk_widget_set_sensitive: assertion 'GTK_IS_WIDGET (widget)' failed

(hexchat:43273): Gtk-CRITICAL **: 19:12:26.938: gtk_widget_set_sensitive: assertion 'GTK_IS_WIDGET (widget)' failed

(hexchat:43273): Gtk-CRITICAL **: 19:12:26.938: gtk_widget_set_sensitive: assertion 'GTK_IS_WIDGET (widget)' failed

(hexchat:43273): Gtk-CRITICAL **: 19:12:26.939: gtk_widget_set_sensitive: assertion 'GTK_IS_WIDGET (widget)' failed

(hexchat:43273): Gtk-CRITICAL **: 19:12:27.014: gtk_adjustment_configure: assertion 'lower + page_size <= upper' failed

(hexchat:43273): Gtk-CRITICAL **: 19:12:27.133: gtk_adjustment_configure: assertion 'lower + page_size <= upper' failed