def METHOD_NAME(configuration):
    expected_target_files, omitted_target_files = get_swift_package_roots(configuration)
    missing_expected_target_file_locations = []
    for expected_location in expected_target_files:
        result = False
        for target_file in configuration.target_files:
            result = result or find_alongside_file(expected_location, target_file)
        if not result:
            missing_expected_target_file_locations.append(os.path.dirname(expected_location))
    return missing_expected_target_file_locations