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/9711r1a761bpb13w8bycm153llp8y3xn-iets-fuzz-parse-check.drv