these 3 derivations will be built:
  /nix/store/2896q5jjfavizwhivxvvd5z3vbindyac-iets-fuzzers-0.0.0.drv
  /nix/store/kj0z4vjpd78fanx7hbyzswnjkci3zkwy-iets-fuzz-diff-0.0.0.drv
  /nix/store/spsbbfdfpf0ijq0x5w5glz9288sd42fw-iets-fuzz-drv-check.drv