these 8 derivations will be built:
  /nix/store/3wnf7lil64m5j9x6bv3415zsjlavp4fv-horae-customisation-layer.drv
  /nix/store/jy64qw3za4n8dcb1wvd9vps4q3b0jsg7-horae-base.json.drv
  /nix/store/hxbg61nja599ry3gr9a91smrnp9war8w-excludePaths.drv
  /nix/store/9xzpgiwzw2w00yzcqzvx3bfjs08dx4xa-layers.json.drv
  /nix/store/zs12g67kvbf0khjlb4y5hslk6f2wv2l2-horae-conf.json.drv
  /nix/store/h0q2xp35by8zdi14qrkl2b0yzd3p28c7-stream-horae.drv
  /nix/store/vvkpc5r17kb0jc79snh5a95qrmcdal0z-horae.tar.drv
  /nix/store/gmj7arb6zjamj5y9k0rkd748xj00g65w-horae-0.1.0-oci.tar.drv