these 2 derivations will be built:
  /nix/store/v564rn97swb7nf2ynpkrhh3lqi5gn8sh-iets-fuzzers-0.0.0.drv
  /nix/store/pkx23282qljx96qd4pwhsk0yiy832qvx-iets-fuzz-drv-check.drv