these 2 derivations will be built:
  /nix/store/kfmm9iyns8zygql2hka0w386kqnfzk6g-iets-fuzzers-0.0.0.drv
  /nix/store/nwpr6ynv0x5sagxdwv4ky7gw189r4j5k-iets-fuzz-parse-check.drv