these 2 derivations will be built:
  /nix/store/mbhh10ps73jb756397wabl0f4mrbx9y0-iets-fuzzers-0.0.0.drv
  /nix/store/qzsibc637dwfa8dnpgyrr8s5ssz10z1m-iets-fuzz-drv-check.drv