/usr/ is in php-symfony-process 2.7.10-0ubuntu2.
This file is owned by root:root, with mode 0o755.
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/usr/share/
/usr/share/php/
/usr/share/php/Symfony/
/usr/share/php/Symfony/Component/
/usr/share/php/Symfony/Component/Process/
/usr/share/php/Symfony/Component/Process/ProcessBuilder.php
/usr/share/php/Symfony/Component/Process/Pipes/
/usr/share/php/Symfony/Component/Process/Pipes/WindowsPipes.php
/usr/share/php/Symfony/Component/Process/Pipes/AbstractPipes.php
/usr/share/php/Symfony/Component/Process/Pipes/UnixPipes.php
/usr/share/php/Symfony/Component/Process/Pipes/PipesInterface.php
/usr/share/php/Symfony/Component/Process/Process.php
/usr/share/php/Symfony/Component/Process/autoload.php
/usr/share/php/Symfony/Component/Process/PhpProcess.php
/usr/share/php/Symfony/Component/Process/Exception/
/usr/share/php/Symfony/Component/Process/Exception/ProcessFailedException.php
/usr/share/php/Symfony/Component/Process/Exception/ExceptionInterface.php
/usr/share/php/Symfony/Component/Process/Exception/RuntimeException.php
/usr/share/php/Symfony/Component/Process/Exception/ProcessTimedOutException.php
/usr/share/php/Symfony/Component/Process/Exception/LogicException.php
/usr/share/php/Symfony/Component/Process/Exception/InvalidArgumentException.php
/usr/share/php/Symfony/Component/Process/PhpExecutableFinder.php
/usr/share/php/Symfony/Component/Process/ProcessUtils.php
/usr/share/php/Symfony/Component/Process/ExecutableFinder.php
/usr/share/doc/
/usr/share/doc/php-symfony-process/
/usr/share/doc/php-symfony-process/copyright
/usr/share/doc/php-symfony-process/changelog.Debian.gz
/usr/share/doc/php-symfony-process/README.md
/usr/share/doc/php-symfony-process/README.Debian