structuredAttrs is enabled

trying https://crates.io/api/v1/crates/proc-macro-crate/3.4.0/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 12690 100 12690   0     0 152624     0  --:--:-- --:--:-- --:--:-- 152624