these 3 derivations will be built:
  /nix/store/gfs4gj7jr9jd1y4y5xvmnvqsalzma9yi-iets-fuzzers-0.0.0.drv
  /nix/store/k0iqnd19ljvgs9gbjn3i8crkm18pjmkx-iets-fuzz-diff-0.0.0.drv
  /nix/store/4rbf3bar1jlffmlfpq3bk98z1p49fayf-iets-fuzz-drv-eval-check.drv