these 3 derivations will be built:
  /nix/store/qy0jkqxk5kj0d0ifzh0nnbp0hjxiag2v-iets-fuzz-diff-0.0.0.drv
  /nix/store/yz43ayd4pydmzhpjnxb2dv1n36ly9kdy-iets-fuzzers-0.0.0.drv
  /nix/store/k4vsaqwqylpjg9ddv2kzlpm822fwf9gk-iets-fuzz-drv-check.drv