structuredAttrs is enabled

trying https://github.com/gmickel/gno/archive/refs/tags/v1.29.6.tar.gz
  % 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 30.24M   0 30.24M   0      0  9.87M      0           00:03          8.32M
unpacking source archive /nix/var/nix/builds/nix-81282-2793473935/download.tar.gz