@NotNull
  private static DuplicatesFinder createFinder(PsiElement @NotNull [] elements) {
    Project project = elements[0].getProject();
    InputVariables noVariables =
      new InputVariables(Collections.emptyList(), project, new LocalSearchScope(elements), false, Collections.emptySet());
    return new DuplicatesFinder(elements, noVariables, null, Collections.emptyList());
  }
@NotNull
  private static DuplicatesFinder createFinder(PsiElement @NotNull [] elements)