these 3 derivations will be built:
  /nix/store/ckf2zvrrlyzvj56j2r16b22apn8wxxfr-iets-fuzz-diff-0.0.0.drv
  /nix/store/jncybv3giv0m04savw8f435hp11vd6h9-iets-fuzzers-0.0.0.drv
  /nix/store/x6mhyc6z2sfg6dfa1zfmi3hmwwhnpwxn-iets-fuzz-eval-check.drv