these 2 paths will be fetched (0.0 KiB download, 63.8 MiB unpacked):
  /nix/store/v9jpj9d6kjv3anqvmp2jl5l9z7syhwjf-ouroboros
  /nix/store/gpc5h0d71izbwdqxvvxcmwdfr7f2zflx-uv-0.12.11