syntax_data: {"ast_node_type":"other","tokens":[{"end":69,"kind":"keyword","start":0,"text":")"}]}
source_snippet:     ) -> ImplSourceUserDefinedData<'tcx, PredicateObligation<'tcx>> {
context_before:         parent_trait_pred: ty::Binder<'tcx, ty::TraitPredicate<'tcx>>,
context_after:         debug!(?impl_def_id, ?args, ?recursion_depth, "vtable_impl");