these 2 derivations will be built:
  /nix/store/4f0i7qamhjfs1ankcn33cxjv1bkagd8p-iets-fuzzers-0.0.0.drv
  /nix/store/81ks2xf421sbsjh3zxv0k2yl0b3dlnmb-iets-fuzz-drv-check.drv