these 3 derivations will be built:
  /nix/store/ag91jmfi37fx3l5ivz4pr0031lcqapl6-source.drv
  /nix/store/llpmmg71gj19b52mrv8lrmfhyp2rzply-plannotator-0.28.54.drv
  /nix/store/5cgpp0x9dgg0n5377laxknv74iixxxif-check-plannotator.drv