these 3 derivations will be built:
  /nix/store/ikghprr5ls9kk624pxq1nfjla8xvvwak-iets-fuzz-diff-deps-0.0.0.drv
  /nix/store/6bwizi4n4savlnrpj3xf8w5bfbjwma2v-iets-fuzz-diff-0.0.0.drv
  /nix/store/k175qbd1yj9zny6sgisrl5fa7qqzhmwx-iets-fuzz-drv-eval-check.drv