structuredAttrs is enabled

trying https://github.com/mindfold-ai/trellis/archive/refs/tags/v0.6.16.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
100  9.75M   0  9.75M   0      0  7.57M      0           00:01          9.74M
100 40.09M   0 40.09M   0      0 17.52M      0           00:02         20.04M
100 69.50M   0 69.50M   0      0 21.13M      0           00:03         23.15M
100 100.7M   0 100.7M   0      0 23.48M      0           00:04         25.16M
100 115.5M   0 115.5M   0      0 23.42M      0           00:04         25.16M
100 115.5M   0 115.5M   0      0 23.42M      0           00:04         25.16M
100 115.5M   0 115.5M   0      0 23.42M      0           00:04         25.16M
unpacking source archive /nix/var/nix/builds/nix-53165-1186734391/download.tar.gz