these 3 derivations will be built:
  /nix/store/4szh6nm7sv23lkwsmrr94623j583lvn0-iets-fuzz-diff-0.0.0.drv
  /nix/store/rkkznhnv8rll6v0fhwld3pa822hyvkd7-iets-fuzzers-0.0.0.drv
  /nix/store/gi1h2zgq3avf3f9457fwplk1qjbmk0gm-iets-fuzz-parse-check.drv