structuredAttrs is enabled

trying https://static.crates.io/crates/num-complex/num-complex-0.4.6.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  30352 100  30352   0      0 392.5k      0                              0
100  30352 100  30352   0      0 392.2k      0                              0
100  30352 100  30352   0      0 391.9k      0                              0