these 2 derivations will be built:
  /nix/store/micdj6xi6afcybbjz2lwijg8n9r1vw2p-iets-fuzzers-0.0.0.drv
  /nix/store/501lrnjacdw25kqbia2iy1r4lhx4lxw0-iets-fuzz-drv-check.drv