these 3 derivations will be built:
  /nix/store/596ghqdmzcg8dk4q00sb9xcgnmffna7b-iets-fuzzers-0.0.0.drv
  /nix/store/dwyf0v5ag7lcr3ynpmkwbgkl0cvbqw3g-iets-fuzz-diff-0.0.0.drv
  /nix/store/g8qi839djdqjwhwcngpadypxy1849wfw-iets-fuzz-parse-check.drv