structuredAttrs is enabled

trying https://github.com/can1357/oh-my-pi/archive/refs/tags/v18.3.1.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
  0      0   0      0   0      0      0      0                              0
  0      0   0      0   0      0      0      0                              0

  0      0   0      0   0      0      0      0                              0
 33 64.72M  33 21.37M   0      0 17.62M      0   00:03   00:01   00:02 21.36M
 80 64.72M  80 51.93M   0      0 23.45M      0   00:02   00:02         25.93M
100 64.72M 100 64.72M   0      0 24.43M      0   00:02   00:02         25.93M
100 64.72M 100 64.72M   0      0 24.43M      0   00:02   00:02         25.93M
100 64.72M 100 64.72M   0      0 24.42M      0   00:02   00:02         25.93M
unpacking source archive /nix/var/nix/builds/nix-38709-481355808/download.tar.gz