these 3 derivations will be built:
  /nix/store/3kj3hlbgn3j91id6bq9d8gg08gwxbssi-iets-fuzzers-0.0.0.drv
  /nix/store/9vr87qnnl65wwazn2qgzzxdcr9jfgjb0-iets-fuzz-diff-0.0.0.drv
  /nix/store/w3wzk0gxsbqck82b7aw8gzkbnrk8s8cp-iets-fuzz-parse-check.drv