these 3 derivations will be built:
  /nix/store/8ksdaj0haa07j8ldkks05kjb6cvsmbc7-iets-fuzz-diff-0.0.0.drv
  /nix/store/wdhi00db7kcpvvrgsci4gwqkqx6ah0m3-iets-fuzzers-0.0.0.drv
  /nix/store/fd8lx63kivsd3hx7a4kmbvpxsv21ipm4-iets-fuzz-eval-check.drv