structuredAttrs is enabled

trying https://static.crates.io/crates/base64/0.23.1/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  93605 100  93605   0      0 967.4k      0                              0
100  93605 100  93605   0      0 966.8k      0                              0
100  93605 100  93605   0      0 966.3k      0                              0