these 3 derivations will be built:
  /nix/store/4ild2260khb454bmhqa6qjzysry4rcsp-iets-fuzzers-0.0.0.drv
  /nix/store/wv1w5qgm84kraain8rlkbgfgqkwxwxp9-iets-fuzz-diff-0.0.0.drv
  /nix/store/bkq189n6gb1b8r97gh0sj0vry8ya1qf7-iets-fuzz-drv-eval-check.drv