these 2 derivations will be built:
  /nix/store/54j8jv5w53zyypz39i3bpq5amfrs6cb0-zeroclaw-0.8.4-vendor.drv
  /nix/store/aj3snlrpwjg3dk3gq2r98k7axxnj287a-zeroclaw-0.8.4.drv