these 3 derivations will be built:
  /nix/store/2g482ah1dr286rskiq7hqv0v79fkl6vn-iets-fuzz-diff-0.0.0.drv
  /nix/store/lahcjwd7556f49vk98iy3n2h8pf1gpgb-iets-fuzzers-0.0.0.drv
  /nix/store/yhhiiw04lbxnpjcwxmq0jfsca6lv17ys-iets-fuzz-eval-check.drv