@staticmethod
def _phase_finalize__write_problems__one_error_tobj(tobj, problem_writer):
    """
        This is invoked on each TargetObj in the ERROR state during _phase_finalize().
        Write the source file path to the problem file using problem_writer.
        """
    problem_writer.write(tobj.source_path_bytes)
    problem_writer.write(b'\n')
    return False
