{"ast_node_type":"other","tokens":[{"end":38,"kind":"keyword","start":0,"text":"|"}]}
            | ty::Bound(..) => panic!(
            ty::Infer(ty::TyVar(_) | ty::FreshTy(_) | ty::FreshIntTy(_) | ty::FreshFloatTy(_))
                "unexpected self ty `{:?}` when normalizing `<T as DiscriminantKind>::Discriminant`",