structuredAttrs is enabled

trying https://static.crates.io/crates/objc2-encode/4.1.0/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  21004 100  21004   0      0 848.3k      0                              0
100  21004 100  21004   0      0 845.9k      0                              0
100  21004 100  21004   0      0 843.9k      0                              0