these 3 derivations will be built:
  /nix/store/1gjw2bpd6knqbl1wkwvjxv9yzfq5v7vd-tilth-0.15.0-vendor.drv
  /nix/store/3ixisqxl98v24g1yx86vanqn83i3s8qh-tilth-0.15.0.drv
  /nix/store/fgb9kjf0mjiach8sagg0h9g1h4gsqxww-check-tilth.drv