{"ast_node_type":"other","tokens":[{"end":73,"kind":"keyword","start":0,"text":"AnnotateUnitFallbackVisitor"}]}
                AnnotateUnitFallbackVisitor { reachable_vids, fcx: self }
                    graph::depth_first_search_as_undirected(coercions, vid).collect();
                    .visit_expr(body.value)