{"ast_node_type":"other","tokens":[{"end":117,"kind":"keyword","start":0,"text":"///"}]}
    /// Unify two relatable values (e.g. `Ty`) and check whether trait goals which arise from that could be fulfilled
    pub(crate) fn unify_deeply<T: ?Sized + Zip<Interner>>(&mut self, ty1: &T, ty2: &T) -> bool {