MissingOverride when used with Google's ErrorProne

[rjoncontract]

.../app/build/generated/source/apt/debug/in/someapp/package/userfinder/UserFinderActivity$$Icepick.java:11: warning: [MissingOverride] restore overrides method in Object; expected @Override
  public void restore(T target, Bundle state) {
              ^
    (see http://errorprone.info/bugpattern/MissingOverride)
  Did you mean '@Override public void restore(T target, Bundle state) {'?
.../app/build/generated/source/apt/debug/in/someapp/package/userfinder/UserFinderActivity$$Icepick.java:17: warning: [MissingOverride] save overrides method in Object; expected @Override
  public void save(T target, Bundle state) {
              ^
    (see http://errorprone.info/bugpattern/MissingOverride)
  Did you mean '@Override public void save(T target, Bundle state) {'?
.../app/build/generated/source/apt/debug/in/someapp/package/counter/CounterActivity$$Icepick.java:11: warning: [MissingOverride] restore overrides method in Object; expected @Override
  public void restore(T target, Bundle state) {
              ^
    (see http://errorprone.info/bugpattern/MissingOverride)
  Did you mean '@Override public void restore(T target, Bundle state) {'?
.../app/build/generated/source/apt/debug/in/someapp/package/counter/CounterActivity$$Icepick.java:17: warning: [MissingOverride] save overrides method in Object; expected @Override
  public void save(T target, Bundle state) {
              ^
    (see http://errorprone.info/bugpattern/MissingOverride)
  Did you mean '@Override public void save(T target, Bundle state) {'?

I tried to exclude these classes in ErrorProne, but there is not provision for it ATM. Check tbroyer/gradle-errorprone-plugin#36