these 2 derivations will be built:
  /nix/store/xq2472jnmm65s3a7g3i5cay8crq53r1m-iets-fuzzers-0.0.0.drv
  /nix/store/vi8b6zfr5823yzl5h4fkv7qfjp7awflv-iets-fuzz-parse-check.drv