these 3 derivations will be built:
  /nix/store/2656491iwa111wajlv8d7px2x7xxsfry-iets-fuzz-diff-0.0.0.drv
  /nix/store/rpa4a3c5ha95rwfrkh9v02fjrclr3l2c-iets-fuzzers-0.0.0.drv
  /nix/store/w4ij0g8zs92zmwh91fdv8qhcrs999ad8-iets-fuzz-eval-check.drv