structuredAttrs is enabled

trying https://static.crates.io/crates/num-bigint/num-bigint-0.4.6.crate
  % Total    % Received % Xferd  Average Speed  Time    Time    Time   Current
                                 Dload  Upload  Total   Spent   Left   Speed

  0      0   0      0   0      0      0      0                              0
100 100.3k 100 100.3k   0      0  2.42M      0                              0
100 100.3k 100 100.3k   0      0  2.41M      0                              0
100 100.3k 100 100.3k   0      0  2.41M      0                              0