these 3 derivations will be built:
  /nix/store/fqifi124gcd3hbvgmhxyj6c0qbgk36gn-iets-fuzz-diff-0.0.0.drv
  /nix/store/gx2qbvcmc698alljndd1lddfg7wmyim4-iets-fuzzers-0.0.0.drv
  /nix/store/x4fqm8qy38g3d1kkxhf47c08cq5jicma-iets-fuzz-drv-eval-check.drv