Build order:
* rust-glib-sys0.18
* rust-gobject-sys0.18
* rust-gio-sys0.18
* rust-winnow0.5
* rust-toml-datetime0.6
* rust-toml-edit0.19
* rust-toml-edit0.20
* rust-proc-macro-crate2
* rust-glib-macros0.18
* rust-glib0.18
* rust-pango-sys0.18
* rust-gdk-pixbuf-sys0.18
* rust-cairo-sys-rs0.18
* rust-gdk-sys
* rust-atk-sys
* rust-gtk-sys
* rust-libhandy-sys
* rust-gio0.18
* rust-gdk-pixbuf0.18
* rust-pango0.18
* rust-atk
* rust-cairo-rs0.18
* rust-proc-macro-crate1
* rust-gtk3-macros
* rust-gdk
* rust-gtk
* rust-libhandy
* rust-libphosh-sys
* rust-libphosh