these 3 derivations will be built:
  /nix/store/04kwsljc33khmppg913mliz3r25b9dgb-iets-fuzzers-0.0.0.drv
  /nix/store/62hflkqickqli30qkk6v65pyp39y8mjd-iets-fuzz-diff-0.0.0.drv
  /nix/store/0y7m4459iyk4ni63r8clsbjqrkiplaqw-iets-fuzz-parse-check.drv