@high-advantage-47550

./pants help-advanced compile.zinc
...
--compile-zinc-unused-deps=<str> (one of: [ignore, warn, fatal] default: 'warn')
    Controls whether unused deps are checked, and whether they cause warnings or
    errors.

we turn this off at twitter because there could be false positives, tracked by https://github.com/pantsbuild/pants/issues/3669