these 2 derivations will be built:
  /nix/store/lka2caaplsas3ym7sri65hljrfrdz9kp-iets-fuzzers-0.0.0.drv
  /nix/store/j96v5zrii6hx7w5b2d0mmxjp7vk2zdn8-iets-fuzz-drv-check.drv