these 3 derivations will be built:
  /nix/store/k8j484c01ah1wpll8bgfb56xifw2w8z0-iets-fuzzers-0.0.0.drv
  /nix/store/m9jxw4lavkqkbb8dblvl9s3xk7b5clzv-iets-fuzz-diff-0.0.0.drv
  /nix/store/vm8xs702rvsaj6fy4dnvcq23aaisc3gr-iets-fuzz-drv-check.drv