these 2 derivations will be built:
  /nix/store/aizbn30w9qkvj693jp49w58zjmy2xz5z-iets-fuzzers-0.0.0.drv
  /nix/store/x4mrdlxsiyk6yl215w3cky7qj0m3ilc6-iets-fuzz-parse-check.drv