these 3 derivations will be built:
  /nix/store/93wvf9gvmjbydda3ll8859sxdg94hgbl-iets-fuzz-diff-0.0.0.drv
  /nix/store/qc2vilxjqvyzffvi7h70xgfvgqpc514r-iets-fuzzers-0.0.0.drv
  /nix/store/fwmyb6691ynyji5qxpcqx600g1csjsvb-iets-fuzz-parse-check.drv