these 3 derivations will be built:
  /nix/store/h1xp99m085p7lxbvkjqr5cd20wpv6gzg-iets-fuzz-diff-0.0.0.drv
  /nix/store/mrdy88gxsr71prxx3xki8bf8sg1l0yjj-iets-fuzzers-0.0.0.drv
  /nix/store/bd7gb6rxnlwljmxiii5aiwx8pvymvs7q-iets-fuzz-drv-eval-check.drv