trying https://static.crates.io/crates/gbm/0.18.0/download
  % 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  11893 100  11893   0      0 252.6k      0                              0
100  11893 100  11893   0      0 252.3k      0                              0
100  11893 100  11893   0      0 252.2k      0                              0