these 3 derivations will be built:
  /nix/store/cjcjqlfyflng4q3qfpfqa1ijyzl03vfm-source.drv
  /nix/store/1i06ng527b7kn124k5203bgwp3pkhpf3-plannotator-0.28.44.drv
  /nix/store/hbxk0m9fsgqjk4dkqsydcz4cqr903w71-check-plannotator.drv