structuredAttrs is enabled

trying https://static.crates.io/crates/ref-cast/ref-cast-1.0.25.crate
  % Total    % Received % Xferd  Average Speed  Time    Time    Time   Current
                                 Dload  Upload  Total   Spent   Left   Speed
100  15192 100  15192   0      0 513.0k      0                              0