these 3 derivations will be built:
  /nix/store/bwvlgcfwfy5h3bpl36yqlxx786srv0hi-iets-fuzzers-0.0.0.drv
  /nix/store/iivfw6f0wibwi9768svwag09cws6rj52-iets-fuzz-diff-0.0.0.drv
  /nix/store/jlgdxspqwqwir77xg330wp6j8h5acmhy-iets-fuzz-drv-check.drv