these 3 derivations will be built:
  /nix/store/3d85c4gm24krdhhiizhd96lnz7zxcyd0-iets-fuzz-diff-0.0.0.drv
  /nix/store/w8vbzr9fn1kqc551b3m2vw06s1lxl5n7-iets-fuzzers-0.0.0.drv
  /nix/store/rvpx29fb9fyjjrzwkzb3ijgzsghcsiv8-iets-fuzz-parse-check.drv