these 3 derivations will be built:
  /nix/store/7g4ny02z9ahzrfrp9x34155n9lbymfpa-iets-fuzz-diff-0.0.0.drv
  /nix/store/wz9382rqjdsvyvz8cyk28lbvk63g2lrv-iets-fuzzers-0.0.0.drv
  /nix/store/xf8alfqwzlqr2a2kidvvv9y9gi41b89i-iets-fuzz-drv-eval-check.drv