these 2 derivations will be built:
  /nix/store/cn384jp3y1c7m65vn6n6sl7qkqpcdhyp-iets-fuzzers-0.0.0.drv
  /nix/store/q3lbxzj6lskk5lm9mmh3vlcad7xfrar3-iets-fuzz-parse-check.drv