these 3 derivations will be built:
  /nix/store/rpfq1nlzgfbds0kj1f0570as3vf7qi8m-iets-fuzz-diff-0.0.0.drv
  /nix/store/w7kbp2n6jmc8i255w7zsggrig3pwbdas-iets-fuzzers-0.0.0.drv
  /nix/store/v52fn4a3r407l44dbx2iz9xgbj49pnk9-iets-fuzz-nar-check.drv