structuredAttrs is enabled

trying https://static.crates.io/crates/regress/0.10.5/download
  % Total    % Received % Xferd  Average Speed  Time    Time    Time   Current
                                 Dload  Upload  Total   Spent   Left   Speed
100 338.7k 100 338.7k   0      0  5.24M      0                              0