these 2 derivations will be built:
  /nix/store/jvbdkf3hj0lj02szq66amzcsdkw2ngdq-iets-fuzzers-0.0.0.drv
  /nix/store/3m9dyafry7zf4vj18ckhb6pshnh6fsv5-iets-fuzz-nar-check.drv