these 3 derivations will be built:
  /nix/store/06rl42fijnxhld7nkf6dxxyvk3hfddsz-source.drv
  /nix/store/z0z95yzk3vnd9fy7mhllgdhl4higqmg9-plannotator-0.28.47.drv
  /nix/store/d30wd9chrg9bvim2xphcc0ynspxqkf0j-check-plannotator.drv