structuredAttrs is enabled

trying https://static.crates.io/crates/comemo-macros/0.5.1/download
  % Total    % Received % Xferd  Average Speed  Time    Time    Time   Current
                                 Dload  Upload  Total   Spent   Left   Speed
100   9998 100   9998   0      0 282.8k      0                              0