structuredAttrs is enabled

trying https://static.crates.io/crates/ruma-identifiers-validation/0.12.1/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   8258 100   8258   0      0  11876      0                              0
100   8258 100   8258   0      0  11875      0                              0
100   8258 100   8258   0      0  11875      0                              0