these 2 derivations will be built:
  /nix/store/hkddxl3iqirsh06c21ymgqg36ppb1gcf-iets-fuzzers-0.0.0.drv
  /nix/store/kgb926mgma0vbhyq5wwfcjqkvz63g0ki-iets-fuzz-parse-check.drv