these 2 derivations will be built:
  /nix/store/j05d6vh4bvc0zkwx0np4xl06v7gs5426-horae-checks-deps-0.1.0.drv
  /nix/store/fjcvzx2h73ssk92mrp0s5z2b1mij42vi-horae-tests-0.1.0.drv
these 2 paths will be fetched (0.0 KiB download, 477.9 KiB unpacked):
  /nix/store/qvhf40664kh8hr0rc6b9jz9ny52jcjk6-dummyBuild.rs
  /nix/store/cvpjcxdbzisqbcmvdcfxylz30938z9yx-source