these 3 derivations will be built:
  /nix/store/9f8wlkrwlv17cbfbhkf70yajs2s3s8rf-iets-fuzzers-0.0.0.drv
  /nix/store/vw71jrapxglvbg1rissyklgxh528pavd-iets-fuzz-diff-0.0.0.drv
  /nix/store/gnma5kf049np69z1knl40by8g2m6j86j-iets-fuzz-drv-check.drv