these 3 derivations will be built:
  /nix/store/6pzgklyfjzgkk1ailmx2a4djwwz743kc-iets-fuzz-diff-0.0.0.drv
  /nix/store/lyz0y099yi9hjxmrrd548ysvcs65hgsi-iets-fuzzers-0.0.0.drv
  /nix/store/3pjvqs2xfwsnvxgc08gr31p0pmy5l3c9-iets-fuzz-drv-eval-check.drv