these 2 derivations will be built:
  /nix/store/k1n2vmxvb8f8hr8wxsxm4n5y0i726lli-iets-fuzzers-0.0.0.drv
  /nix/store/p9hk6kkvyi1ijdajd2mia3am4g7l2fqd-iets-fuzz-drv-check.drv