{"ast_node_type":"other","tokens":[{"end":85,"kind":"keyword","start":0,"text":"suggest_ref_mut(self.infcx.tcx,"}]}
                suggest_ref_mut(self.infcx.tcx, pattern_span).map(|span| AmpMutSugg {
                let pattern_span: Span = local_decl.source_info.span;
                    has_sugg: true,