these 3 derivations will be built:
  /nix/store/s0b7fvb1v3xvwi0qd8nykqwrg0aar9iz-iets-fuzz-diff-0.0.0.drv
  /nix/store/s346n3dvx6048pfrkax2agr3iix1iypf-iets-fuzzers-0.0.0.drv
  /nix/store/wpwq0yq33j4m7qgfrrkcfdywll7gr3ny-iets-fuzz-parse-check.drv