these 3 derivations will be built:
  /nix/store/77lqpkxgngpvgrim0y5vjxdb64ns2j2n-iets-fuzz-diff-0.0.0.drv
  /nix/store/v55xwagqdhxx9088bz2hkvc1nm8maa7d-iets-fuzzers-0.0.0.drv
  /nix/store/1jydljp9llwzf7xf6wsv5iksznqas6yk-iets-fuzz-drv-check.drv