/usr/share/php/Guzzle/Batch/ is in php-guzzle 3.9.2+dfsg-4.
This file is owned by root:root, with mode 0o755.
..
/usr/share/php/Guzzle/Batch/AbstractBatchDecorator.php
/usr/share/php/Guzzle/Batch/Batch.php
/usr/share/php/Guzzle/Batch/BatchBuilder.php
/usr/share/php/Guzzle/Batch/BatchClosureDivisor.php
/usr/share/php/Guzzle/Batch/BatchClosureTransfer.php
/usr/share/php/Guzzle/Batch/BatchCommandTransfer.php
/usr/share/php/Guzzle/Batch/BatchDivisorInterface.php
/usr/share/php/Guzzle/Batch/BatchInterface.php
/usr/share/php/Guzzle/Batch/BatchRequestTransfer.php
/usr/share/php/Guzzle/Batch/BatchSizeDivisor.php
/usr/share/php/Guzzle/Batch/BatchTransferInterface.php
/usr/share/php/Guzzle/Batch/Exception/
/usr/share/php/Guzzle/Batch/Exception/BatchTransferException.php
/usr/share/php/Guzzle/Batch/ExceptionBufferingBatch.php
/usr/share/php/Guzzle/Batch/FlushingBatch.php
/usr/share/php/Guzzle/Batch/HistoryBatch.php
/usr/share/php/Guzzle/Batch/NotifyingBatch.php