these 8 derivations will be built:
  /nix/store/j8k93fxqv9k5hrs0lncma4crd632bmxh-horae-customisation-layer.drv
  /nix/store/k3b4lrn3hymc78d9cfnnrj8qbvp2qdri-horae-base.json.drv
  /nix/store/gc75r3mwjdjkrw70v42fnqmvhzj3b2jp-excludePaths.drv
  /nix/store/kdw580c7rdbqrnkxp4p0fmq4mjgr5f5z-layers.json.drv
  /nix/store/26pbnjljj9lghxs97mnc2ph2i173xpqd-horae-conf.json.drv
  /nix/store/44lbhigmr1yz736z5jw0c7mvnd84w5lv-stream-horae.drv
  /nix/store/5zj6mijjgwny5x8s2xy1yj6n0rgxd90s-horae.tar.drv
  /nix/store/w8hdjcykjg9cr2qz30hxihj9n2lfqfxy-horae-0.1.0-oci.tar.drv