these 2 derivations will be built:
  /nix/store/gknb45vwlrrwfd2paz6a3wa9xwh63ak7-iets-fuzzers-0.0.0.drv
  /nix/store/i177yyqdqbmj566pklv9qhb8v55iml04-iets-fuzz-parse-check.drv