{"ast_node_type":"variable","tokens":[{"end":85,"kind":"keyword","start":0,"text":"let"}]}
            let path = incr_comp_session_dir.join(THIN_LTO_KEYS_INCR_COMP_FILE_NAME);
        if let Some(ref incr_comp_session_dir) = cgcx.incr_comp_session_dir {
            // If the previous file was deleted, or we get an IO error