these 3 derivations will be built:
  /nix/store/41q9qvag71vj10dyc9ks3hdwinzk510d-iets-fuzz-diff-0.0.0.drv
  /nix/store/davgbpxwx4qgp4pbcxgaag0gjyfw0ym4-iets-fuzzers-0.0.0.drv
  /nix/store/dsq2c5pak168g9kkmm09y65ywp1vbzap-iets-fuzz-drv-check.drv