these 3 derivations will be built:
  /nix/store/1730mmrkvbki81qqr04fqczai3fmhq3j-iets-fuzz-diff-0.0.0.drv
  /nix/store/bj08arjlsq1hldak6hy064bjrhw16255-iets-fuzzers-0.0.0.drv
  /nix/store/bz740yyfadr1rxv50p6shmy892kmjcgc-iets-fuzz-parse-check.drv