private static @NotNull DfaValue stringToCharArray(DfaCallArguments arguments, DfaMemoryState state, DfaValueFactory factory,
                                                   PsiMethod method) {
    DfaValue string = arguments.myQualifier;
    DfaValue stringLength = STRING_LENGTH.createValue(factory, string);
    return factory.getWrapperFactory().createWrapper(typedObject(PsiTypes.charType().createArrayType(), Nullability.NOT_NULL)
      .meet(LOCAL_OBJECT), ARRAY_LENGTH, stringLength);
  }
private static @NotNull DfaValue stringToCharArray(DfaCallArguments arguments, DfaMemoryState state, DfaValueFactory factory,
                                                   PsiMethod method)