cannot compile under gtk3.18 about budgie-screenshot-applet HOT 8 CLOSED

kend/Providers/Imgur.vala ../src/Backend/Providers/NilxNil.vala ../src/Backend/ScreenshotMode/ScreenshotAbstract.vala ../src/Backend/ScreenshotMode/Screen.vala ../src/Backend/ScreenshotMode/Window.vala ../src/Backend/ScreenshotMode/Selection.vala
../src/Widgets/HistoryItem.vala:242.22-242.65: error: -3 extra arguments for `Gdk.Pixbuf Gtk.IconInfo.load_symbolic_async (Gdk.RGBA fg, Gdk.RGBA? success_color = null, Gdk.RGBA? warning_color = null, Gdk.RGBA? error_color = null, GLib.Cancellable? cancellable = null)'
                pb = icon_info.load_symbolic_async.end(res, null);
                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Compilation failed: 1 error(s), 0 warning(s)
[4/30] cc  '-Isrc/screenshotapplet@sha' '-Isrc' '-I../src' '-I/usr/include/libsoup-2.4' '-I/usr/include/libxml2' '-I/usr/include/glib-2.0' '-I/usr/lib/x86_64-lin```

FAILED: src/screenshotapplet@sha/src_screenshotapplet@sha_HistoryItem.c.o 
cc  '-Isrc/screenshotapplet@sha' '-Isrc' '-I../src' '-I/usr/include/libsoup-2.4' '-I/usr/include/libxml2' '-I/usr/include/glib-2.0' '-I/usr/lib/x86_64-linux-gnu/glib-2.0/include' '-I/usr/include/json-glib-1.0' '-I/usr/include/gnome-desktop-3.0' '-I/usr/include/at-spi2-atk/2.0' '-I/usr/include/at-spi-2.0' '-I/usr/include/dbus-1.0' '-I/usr/lib/x86_64-linux-gnu/dbus-1.0/include' '-I/usr/include/gtk-3.0' '-I/usr/include/gio-unix-2.0/' '-I/usr/include/mirclient' '-I/usr/include/mircommon' '-I/usr/include/mircookie' '-I/usr/include/harfbuzz' '-I/usr/include/pango-1.0' '-I/usr/include/atk-1.0' '-I/usr/include/cairo' '-I/usr/include/pixman-1' '-I/usr/include/freetype2' '-I/usr/include/gdk-pixbuf-2.0' '-I/usr/include/libpng12' '-I/usr/include/gsettings-desktop-schemas' '-I/usr/include/libpeas-1.0' '-I/usr/include/gobject-introspection-1.0' '-I/usr/include/budgie-desktop' '-fdiagnostics-color=always' '-pipe' '-w' '-g' '-O2' '-fstack-protector-strong' '-Wformat' '-Werror=format-security' '-Wdate-time' '-D_FORTIFY_SOURCE=2' '-fPIC' '-pthread' '-pthread' '-pthread' '-pthread' '-include' 'config.h' '-DGNOME_DESKTOP_USE_UNSTABLE_API' '-MMD' '-MQ' 'src/screenshotapplet@sha/src_screenshotapplet@sha_HistoryItem.c.o' '-MF' 'src/screenshotapplet@sha/src_screenshotapplet@sha_HistoryItem.c.o.d' -o 'src/screenshotapplet@sha/src_screenshotapplet@sha_HistoryItem.c.o' -c 'src/screenshotapplet@sha/HistoryItem.c'
src/screenshotapplet@sha/HistoryItem.c: In function ‘__lambda9_’:
src/screenshotapplet@sha/HistoryItem.c:1125:12: error: too few arguments to function ‘gtk_icon_info_load_symbolic_finish’
   _tmp2_ = gtk_icon_info_load_symbolic_finish (_data7_->icon_info, _tmp1_, &_inner_error_);
            ^
In file included from /usr/include/gtk-3.0/gtk/gtk.h:120:0,
                 from src/screenshotapplet@sha/HistoryItem.c:17:
/usr/include/gtk-3.0/gtk/gtkicontheme.h:333:23: note: declared here
 GdkPixbuf *           gtk_icon_info_load_symbolic_finish (GtkIconInfo   *icon_info,
                       ^

try {
            pb = icon_info.load_symbolic(rgba, null, null, null, null);
            pb.composite(original_pb, 12, 12, 24, 24, 12, 12, 1.0, 1.0, Gdk.InterpType.NEAREST, 255);
        } catch (GLib.Error e) {
                warning(e.message);
        }

(budgie-panel:2530): Gtk-WARNING **: Theme parsing error: style.css:30:20: '-gtk-icon-effect' is not a valid property name

(budgie-panel:2530): Gtk-WARNING **: Theme parsing error: style.css:82:20: '-gtk-icon-shadow' is not a valid property name