these 2 derivations will be built:
  /nix/store/iy41zin0447ql4gs5yqlr29qbrc8ckvw-iets-fuzzers-0.0.0.drv
  /nix/store/49y5qggp5j2ijf5n68ibw424pd99s4n8-iets-fuzz-drv-check.drv