/usr/share/php/PHPUnit/Util/ is in phpunit 5.1.3-1+ubuntu3.
This file is owned by root:root, with mode 0o755.
..
/usr/share/php/PHPUnit/Util/Blacklist.php
/usr/share/php/PHPUnit/Util/Configuration.php
/usr/share/php/PHPUnit/Util/ErrorHandler.php
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/usr/share/php/PHPUnit/Util/Filesystem.php
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/usr/share/php/PHPUnit/Util/Log/
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/usr/share/php/PHPUnit/Util/Log/TeamCity.php
/usr/share/php/PHPUnit/Util/PHP/
/usr/share/php/PHPUnit/Util/PHP.php
/usr/share/php/PHPUnit/Util/PHP/Default.php
/usr/share/php/PHPUnit/Util/PHP/Template/
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/usr/share/php/PHPUnit/Util/TestDox/
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/usr/share/php/PHPUnit/Util/XML.php