these 8 derivations will be built:
  /nix/store/3lj6gl6bm8m13i3p1casdnbvzxdhr64m-horae-base.json.drv
  /nix/store/apq2lzdqviicfdwysfb05hw3yqdn1k20-horae-customisation-layer.drv
  /nix/store/93s7dacry4vppd0arshc5313k41pw7qf-excludePaths.drv
  /nix/store/nxysd4h1y6bbvnmy8rzavrc98npvp26d-layers.json.drv
  /nix/store/a1w37g7936z7zh9j9fxrjrrh9vkipnzi-horae-conf.json.drv
  /nix/store/5lpr2hf9xmhcrn87pbdifri7cq9hbx84-stream-horae.drv
  /nix/store/11gfc86n02lgxijicbcb7hwhfn8aj0b5-horae.tar.drv
  /nix/store/3f6h7090wqjivhysy8lqkdl3y0pr6cxb-horae-0.1.0-oci.tar.drv