structuredAttrs is enabled

trying https://static.crates.io/crates/constant_time_eq/0.4.2/download
  % Total    % Received % Xferd  Average Speed  Time    Time    Time   Current
                                 Dload  Upload  Total   Spent   Left   Speed
100  25831 100  25831   0      0  1.40M      0                              0