these 3 derivations will be built:
  /nix/store/3hmdbb0limgl1f85029068yg5jjdn9p6-iets-fuzzers-0.0.0.drv
  /nix/store/lcndjdc4gwg4hdwb55xgr2fv6cfn7pn5-iets-fuzz-diff-0.0.0.drv
  /nix/store/7s6fh0qn3qjhdacdhl4xxvg2myza4ijx-iets-fuzz-eval-check.drv