structuredAttrs is enabled

trying https://static.crates.io/crates/ptr_meta_derive/ptr_meta_derive-0.3.1.crate
  % Total    % Received % Xferd  Average Speed  Time    Time    Time   Current
                                 Dload  Upload  Total   Spent   Left   Speed
100   4693 100   4693   0      0 165.8k      0                              0