structuredAttrs is enabled

trying https://static.crates.io/crates/snmalloc-sys/0.3.8/download
  % Total    % Received % Xferd  Average Speed  Time    Time    Time   Current
                                 Dload  Upload  Total   Spent   Left   Speed
100  3.42M 100  3.42M   0      0 22.93M      0                              0