/usr/share/php/PhpAmqpLib/Exception/AMQPBasicCancelException.php is in php-amqplib 2.6.1-1build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16  | <?php
namespace PhpAmqpLib\Exception;
class AMQPBasicCancelException extends \Exception implements AMQPExceptionInterface
{
    /** @var string */
    public $consumerTag;
    /**
     * @param string $consumerTag
     */
    public function __construct($consumerTag)
    {
        $this->consumerTag = $consumerTag;
    }
}
 |