syntax_data: {"ast_node_type":"other","tokens":[{"end":68,"kind":"keyword","start":0,"text":"debug!(?self.current_index,"}]}
source_snippet:                 debug!(?self.current_index, "skipped bound region");
context_before:             ty::ReBound(debruijn, _) if debruijn < self.current_index => {
context_after:                 r