/usr/ is in libqtermwidget5-0-dev 0.8.0-5.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/
/usr/lib/x86_64-linux-gnu/
/usr/lib/x86_64-linux-gnu/cmake/
/usr/lib/x86_64-linux-gnu/cmake/qtermwidget5/
/usr/include/qtermwidget5/qtermwidget.h
/usr/include/qtermwidget5/qtermwidget_export.h
/usr/include/
/usr/include/qtermwidget5/
/usr/include/qtermwidget5/Emulation.h
/usr/include/qtermwidget5/Filter.h
/usr/lib/x86_64-linux-gnu/cmake/qtermwidget5/qtermwidget5-config-version.cmake
/usr/lib/x86_64-linux-gnu/cmake/qtermwidget5/qtermwidget5-config.cmake
/usr/lib/x86_64-linux-gnu/cmake/qtermwidget5/qtermwidget5-targets-relwithdebinfo.cmake
/usr/lib/x86_64-linux-gnu/cmake/qtermwidget5/qtermwidget5-targets.cmake
/usr/lib/x86_64-linux-gnu/pkgconfig/
/usr/lib/x86_64-linux-gnu/pkgconfig/qtermwidget5.pc
/usr/share/
/usr/share/doc/
/usr/share/doc/libqtermwidget5-0-dev/
/usr/share/doc/libqtermwidget5-0-dev/copyright
/usr/lib/x86_64-linux-gnu/libqtermwidget5.so
/usr/share/doc/libqtermwidget5-0-dev/changelog.Debian.gz