these 2 derivations will be built:
  /nix/store/i4g6aay8yyc3lkhgjksk17sgf0sk9n2d-iets-fuzzers-0.0.0.drv
  /nix/store/0c9pnkyvm2s1ahzicfva2lsw1lvxfx5x-iets-fuzz-drv-check.drv