these 3 derivations will be built:
  /nix/store/aj2ah3sfppjbbc0g061s6yxfsbj2alkm-iets-fuzz-diff-0.0.0.drv
  /nix/store/n4bamchf3v4ylzqwln2cyvwi50l1jqdg-iets-fuzzers-0.0.0.drv
  /nix/store/rahfs9a19jxdj4443x7gc5vll79a1038-iets-fuzz-parse-check.drv