these 8 derivations will be built:
  /nix/store/adlis27i0g1x1827i2hv87y7fpfvb7dz-horae-customisation-layer.drv
  /nix/store/xwn5ch34wfrbwf5kq11c4v5yp4pgcall-horae-base.json.drv
  /nix/store/k5v7crrhc7wswv8cy5mrbisdlcagc8bw-excludePaths.drv
  /nix/store/aldpqvmnlaz8prrpvq65qag4qpj6h0k3-layers.json.drv
  /nix/store/9jimd44faxcx3pvp3zg6f8fjffn7y44a-horae-conf.json.drv
  /nix/store/03pzlbxb823xrl2qwvn7fsdfzh9nnl0g-stream-horae.drv
  /nix/store/mq0ab2j0hk9z2a070mvzzqcdjdgspp8k-horae.tar.drv
  /nix/store/bvl5779lqalk6k149361149mb7ig2iqi-horae-0.1.0-oci.tar.drv