these 2 derivations will be built:
  /nix/store/qxqipi922c6aaakyaqgvz4zc74vp1ayg-iets-fuzzers-0.0.0.drv
  /nix/store/5qwmsn184g55ky38xc2pr0y3jhadv09p-iets-fuzz-drv-check.drv