http://doc.rust-lang.org/std/owned/trait.AnyOwnExt.html: fn move<T: 'static>(self) -> Result<Box, Self>;
Box should be Box<T>, as in http://doc.rust-lang.org/alloc/owned/trait.AnyOwnExt.html
in std, it's also linked to neither std's Box reexport nor alloc's original definition.