/usr/ is in qml-module-qttest 5.5.1-2ubuntu6.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/
/usr/lib/x86_64-linux-gnu/
/usr/lib/x86_64-linux-gnu/qt5/
/usr/lib/x86_64-linux-gnu/qt5/qml/
/usr/lib/x86_64-linux-gnu/qt5/qml/QtTest/
/usr/lib/x86_64-linux-gnu/qt5/qml/QtTest/libqmltestplugin.so
/usr/lib/x86_64-linux-gnu/qt5/qml/QtTest/SignalSpy.qml
/usr/lib/x86_64-linux-gnu/qt5/qml/QtTest/TestCase.qml
/usr/lib/x86_64-linux-gnu/qt5/qml/QtTest/plugins.qmltypes
/usr/lib/x86_64-linux-gnu/qt5/qml/QtTest/testlogger.js
/usr/lib/x86_64-linux-gnu/qt5/qml/QtTest/qmldir
/usr/share/
/usr/share/doc/
/usr/share/doc/qml-module-qttest/
/usr/share/doc/qml-module-qttest/copyright
/usr/share/doc/qml-module-qttest/changelog.Debian.gz