structuredAttrs is enabled

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

  0      0   0      0   0      0      0      0                              0
100  10167 100  10167   0      0 317.0k      0                              0
100  10167 100  10167   0      0 316.7k      0                              0
100  10167 100  10167   0      0 315.8k      0                              0