these 3 derivations will be built:
  /nix/store/qyzjc0xcpbg0zrh2dzl0dcck6bpqq2a4-source.drv
  /nix/store/z1dd6kwjk846zz4494a9dsidg3r9k5fq-plannotator-0.28.36.drv
  /nix/store/30bs4jpsxqj760bx4mrwvplzi6wwxf6k-check-plannotator.drv