@ApiStatus.Experimental
  public boolean processFilesContainingAllKeys(@NotNull Collection<? extends AllKeysQuery<?, ?>> queries,
                                               @NotNull GlobalSearchScope filter,
                                               @NotNull Processor<? super VirtualFile> processor) {
    throw new UnsupportedOperationException();
  }
@ApiStatus.Experimental
  public boolean processFilesContainingAllKeys(@NotNull Collection<? extends AllKeysQuery<?, ?>> queries,
                                               @NotNull GlobalSearchScope filter,
                                               @NotNull Processor<? super VirtualFile> processor)