these 3 derivations will be built:
  /nix/store/4v7sgi2rvj2xpvmk1r4mjsd7kp3ad1l7-iets-fuzz-diff-0.0.0.drv
  /nix/store/biivq66zxm5q9hs347cxkdq9jagibb4z-iets-fuzzers-0.0.0.drv
  /nix/store/y956rgx4jk79pnqyppm5bfl7cri16q75-iets-fuzz-eval-check.drv