these 3 derivations will be built:
  /nix/store/hr6y4i5lkn9riyabgh1hfrafmmmflxfp-iets-fuzz-diff-0.0.0.drv
  /nix/store/zirkr9jw1wzg41yk5wji4mnzi4sxrj0h-iets-fuzzers-0.0.0.drv
  /nix/store/97irg3vssn4fgwd7ibs2w5lji4n9c836-iets-fuzz-parse-check.drv