structuredAttrs is enabled trying https://static.crates.io/crates/derivative/2.2.0/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 48076 100 48076 0 0 154.5k 0 0 100 48076 100 48076 0 0 154.5k 0 0 100 48076 100 48076 0 0 154.5k 0 0