syntax_data: {"ast_node_type":"other","tokens":[{"end":33,"kind":"keyword","start":0,"text":"self.binders_passed"}]}
source_snippet:         self.binders_passed += 1;
context_before:     fn fold_binder<T: TypeFoldable<I>>(&mut self, t: ty::Binder<I, T>) -> ty::Binder<I, T> {
context_after:         let t = t.super_fold_with(self);