these 2 derivations will be built:
  /nix/store/wnaahhrzsn7m1qr3h8zk3198gz92wn4z-iets-fuzzers-0.0.0.drv
  /nix/store/mrap9m3gb30xc2wnf0v9c6ib6g5aw1z7-iets-fuzz-parse-check.drv