these 3 derivations will be built:
  /nix/store/3hgrv8x83mwmn2r0jg3r6516cpd09lh0-iets-fuzzers-0.0.0.drv
  /nix/store/950r15pz96v6sgb8zv5dgc9i7k13j120-iets-fuzz-diff-0.0.0.drv
  /nix/store/z9r0vc36zbg6wdd1va9mzhwkbw5kkrch-iets-fuzz-parse-check.drv