these 2 derivations will be built:
  /nix/store/qfwj3n9bkssbnxip569pvc7jlcqm62fs-iets-fuzzers-0.0.0.drv
  /nix/store/hdkidf240r3y2132fvfxdxmkxsfhh25h-iets-fuzz-drv-check.drv