these 3 derivations will be built:
  /nix/store/041vmgv9bigrr8qp3i6ljaqd6zy3ygd7-iets-fuzzers-0.0.0.drv
  /nix/store/p0siak67g06k8japzni903d6f5i0sr8b-iets-fuzz-diff-0.0.0.drv
  /nix/store/afhysabmrq7pbmh5d9x632dk0nclsrw7-iets-fuzz-drv-check.drv