/usr/lib/ is in libcamitk-dev 4.0.4-2ubuntu4.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/camitk-4.0/libmmlschema.a
/usr/lib/camitk-4.0/libmonitoringgui.a
/usr/lib/camitk-4.0/libpml.a
/usr/lib/camitk-4.0/liblml.a
/usr/lib/camitk-4.0/liblmlschema.a
/usr/lib/camitk-4.0/
/usr/lib/camitk-4.0/actions/
/usr/lib/camitk-4.0/components/
/usr/lib/camitk-4.0/libcepcoreschema.a
/usr/lib/camitk-4.0/libcepgenerator.a
/usr/lib/camitk-4.0/libpmlschema.a
/usr/lib/camitk-4.0/actions/libitkfilters.so
/usr/lib/camitk-4.0/actions/libapplication.so
/usr/lib/camitk-4.0/actions/libbasicmesh.so
/usr/lib/camitk-4.0/actions/libbasictopology.so
/usr/lib/camitk-4.0/actions/libcropvolume.so
/usr/lib/camitk-4.0/actions/libeditframes.so
/usr/lib/camitk-4.0/actions/libimageacquisition.so
/usr/lib/camitk-4.0/actions/libimagelut.so
/usr/lib/camitk-4.0/actions/libimageresampling.so
/usr/lib/camitk-4.0/actions/libitksegmentation.so
/usr/lib/camitk-4.0/actions/libmeshprocessing.so
/usr/lib/camitk-4.0/actions/libmml.so
/usr/lib/camitk-4.0/actions/libmultipicking.so
/usr/lib/camitk-4.0/actions/libpixelcolorchanger.so
/usr/lib/camitk-4.0/actions/libpml.so
/usr/lib/camitk-4.0/actions/libreconstruction.so
/usr/lib/camitk-4.0/actions/libreorientimage.so
/usr/lib/camitk-4.0/actions/libshowin3d.so
/usr/lib/camitk-4.0/actions/libvolumerendering.so
/usr/lib/camitk-4.0/components/libdicom.so
/usr/lib/camitk-4.0/components/libitkimage.so
/usr/lib/camitk-4.0/components/libmmlcomponent.so
/usr/lib/camitk-4.0/components/libmsh.so
/usr/lib/camitk-4.0/components/libobj.so
/usr/lib/camitk-4.0/components/liboff.so
/usr/lib/camitk-4.0/components/libpmlcomponent.so
/usr/lib/camitk-4.0/components/libstl.so
/usr/lib/camitk-4.0/components/libvrml.so
/usr/lib/camitk-4.0/components/libvtkimage.so
/usr/lib/camitk-4.0/components/libvtkmesh.so
/usr/lib/libcamitkcore.so
/usr/lib/libmonitoring.so