these 3 derivations will be built:
  /nix/store/255mdyzm46rp01qyw89xixgkm66qk4b8-iets-fuzz-diff-0.0.0.drv
  /nix/store/70rdgn9mf3py1avfzfz6c99zfnhv3lr0-iets-fuzzers-0.0.0.drv
  /nix/store/5sl83q2p64xlss0akp2a1imlh2bby50m-iets-fuzz-parse-check.drv