structuredAttrs is enabled

trying https://static.crates.io/crates/spki/0.8.1/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  20374 100  20374   0      0 453.3k      0                              0
100  20374 100  20374   0      0 452.2k      0                              0
100  20374 100  20374   0      0 451.1k      0                              0