these 8 derivations will be built:
  /nix/store/rr9axdiqy8alpzn3q7xm6c00ksck8i9s-horae-base.json.drv
  /nix/store/vm9hsjb6rm5fnn3pjqwy3bgv7gfvvqvw-horae-customisation-layer.drv
  /nix/store/fnvhdbb59dsmal42m2069ygixs4j06wc-excludePaths.drv
  /nix/store/5l7i6vd3jpl8g3naaj2la1ky30kmf4yf-layers.json.drv
  /nix/store/dd8jypaqy6a4gfhavrifhr53n5k3qx70-horae-conf.json.drv
  /nix/store/yvw956zlgvdaxv4ckfqyp69996hmfvn1-stream-horae.drv
  /nix/store/7k0v6nvqw6a1whpi82rdjbfanr3mca90-horae.tar.drv
  /nix/store/j6yznyi3b3cmlx19wvmjj2j7z0nbd5ri-horae-0.1.0-oci.tar.drv