structuredAttrs is enabled

trying https://static.crates.io/crates/curve25519-dalek/4.1.3/download
  % Total    % Received % Xferd  Average Speed  Time    Time    Time   Current
                                 Dload  Upload  Total   Spent   Left   Speed

  0      0   0      0   0      0      0      0                              0
100 298.8k 100 298.8k   0      0 966.0k      0                              0
100 298.8k 100 298.8k   0      0 965.8k      0                              0
100 298.8k 100 298.8k   0      0 965.7k      0                              0