{"ast_node_type":"other","tokens":[{"end":53,"kind":"keyword","start":0,"text":"assert_eq!(tcx.def_kind(def_id),"}]}
    assert_eq!(tcx.def_kind(def_id), DefKind::Trait);
) -> ty::GenericPredicates<'_> {
    gather_explicit_predicates_of(tcx, def_id)