structuredAttrs is enabled

trying https://static.crates.io/crates/clap_mangen/0.2.31/download
  % Total    % Received % Xferd  Average Speed  Time    Time    Time   Current
                                 Dload  Upload  Total   Spent   Left   Speed
100  16345 100  16345   0      0 429.1k      0                              0