{"ast_node_type":"other","tokens":[{"end":64,"kind":"keyword","start":0,"text":"rustc_ast::visit::Visitor::visit_crate(&mut"}]}
    rustc_ast::visit::Visitor::visit_crate(&mut visitor, krate);
    let mut visitor = DebuggerVisualizerCollector { sess: tcx.sess, visualizers: Vec::new() };