Compile elementary-xfce to a folder - Error

[tuxslack]

Compilar elementary-xfce para uma pasta

Compile elementary-xfce to a folder

$. /configure --prefix=/usr
$ make

$ sudo make install DESTDIR=/home/master/Downloads/elementary-xfce
[sudo] senha para master:
install -d /home/master/Downloads/elementary-xfce//usr/share/icons
cp -rf build/elementary-xfce /home/master/Downloads/elementary-xfce//usr/share/icons
cp -rf build/elementary-xfce-dark /home/master/Downloads/elementary-xfce//usr/share/icons
cp -rf build/elementary-xfce-darker /home/master/Downloads/elementary-xfce//usr/share/icons
cp -rf build/elementary-xfce-darkest /home/master/Downloads/elementary-xfce//usr/share/icons

The icon-theme cache has not yet been regenerated, which means your changes may not be visible yet. Please run make icon-caches next.

Erro no comando sudo make icon-caches

Error in sudo make icon-caches command

$ sudo make icon-caches
gtk-update-icon-cache -f //usr/share/icons/elementary-xfce
gtk-update-icon-cache: No theme index file.
make: *** [Makefile:28: icon-caches] Error 1