{"ast_node_type":"other","tokens":[{"end":87,"kind":"keyword","start":0,"text":"LangItem::FutureOutput.resolve_type_alias(self.db,"}]}
            LangItem::FutureOutput.resolve_type_alias(self.db, self.resolver.krate())?;
        let future_output =
        let future_projection = crate::AliasTy::Projection(crate::ProjectionTy {