{"ast_node_type":"other","tokens":[{"end":94,"kind":"keyword","start":0,"text":"cx.emit_span_lint(UNUSED_ALLOCATION,"}]}
                        cx.emit_span_lint(UNUSED_ALLOCATION, e.span, UnusedAllocationMutDiag);
                    adjustment::AutoBorrowMutability::Mut { .. } => {
                    }