{"ast_node_type":"variable","tokens":[{"end":60,"kind":"keyword","start":0,"text":"let"}]}
        let sized_did = self.tcx.lang_items().sized_trait();
    pub(crate) fn type_var_is_sized(&self, self_ty: ty::TyVid) -> bool {
        self.obligations_for_self_ty(self_ty).into_iter().any(|obligation| {