these 3 derivations will be built:
  /nix/store/xaykndcjy4c6zni90rbdv8hqpgl8p6xz-source.drv
  /nix/store/vkvprz8whz63lpiyblbcn56jfx71klcc-plannotator-0.28.23.drv
  /nix/store/qxqa1fizkkr30115g61s8gsc698xi022-check-plannotator.drv