these 2 derivations will be built:
  /nix/store/0mbpki4l495wrr99hcwx0cq7390sw7wy-iets-fuzzers-0.0.0.drv
  /nix/store/6why4v2iyng90zy1ff71qm6a5vbj01k7-iets-fuzz-parse-check.drv