these 2 derivations will be built:
  /nix/store/g9mxwsnbz6fhg4iscj669a9yrrh6mkrs-iets-fuzzers-0.0.0.drv
  /nix/store/fy5dl6bw7viqsmiihwpjp4wgwa7bmsqb-iets-fuzz-parse-check.drv