{"ast_node_type":"other","tokens":[{"end":82,"kind":"keyword","start":0,"text":".or_if_tracing_disabled(||"}]}
                .or_if_tracing_disabled(|| trace!("init_fn_call: {:#?}", fn_val));
            enter_trace_span!(M, step::init_fn_call, tracing_separate_thread = Empty, ?fn_val)