structuredAttrs is enabled

trying https://static.crates.io/crates/num-bigint/0.4.8/download
  % Total    % Received % Xferd  Average Speed  Time    Time    Time   Current
                                 Dload  Upload  Total   Spent   Left   Speed
100 107.3k 100 107.3k   0      0  5.26M      0                              0