these 8 derivations will be built:
  /nix/store/b236jpigd6d5fh0yl6102hxbij3dfyba-horae-base.json.drv
  /nix/store/mgx09glrrg7bvrcwwkblyh0i52klmdjp-horae-customisation-layer.drv
  /nix/store/z50r74g6nq9zpa7r8wafxqhnhls3492b-excludePaths.drv
  /nix/store/n22p52pizxrqaav19gkf44ixwls15bxa-layers.json.drv
  /nix/store/b090m9q5gx6q9b52s74i5iykbyfkzg6d-horae-conf.json.drv
  /nix/store/jrxqs2gyxlan64qmq9jacjvhyx8lzx98-stream-horae.drv
  /nix/store/18l4w6mskgwpcixcd1a3x1xq4x5bwjxz-horae.tar.drv
  /nix/store/65nw1az1lpir91swglr9r6kw2j0qili1-horae-0.1.0-oci.tar.drv