/usr/ is in libdune-geometry-dev 2.5.0-1.
This file is owned by root:root, with mode 0o755.
..
/usr/include/
/usr/include/dune/
/usr/include/dune/geometry/
/usr/include/dune/geometry/affinegeometry.hh
/usr/include/dune/geometry/axisalignedcubegeometry.hh
/usr/include/dune/geometry/dimension.hh
/usr/include/dune/geometry/generalvertexorder.hh
/usr/include/dune/geometry/multilineargeometry.hh
/usr/include/dune/geometry/quadraturerules/
/usr/include/dune/geometry/quadraturerules/compositequadraturerule.hh
/usr/include/dune/geometry/quadraturerules/gauss_imp.hh
/usr/include/dune/geometry/quadraturerules/gausslobatto_imp.hh
/usr/include/dune/geometry/quadraturerules/jacobi_1_0_imp.hh
/usr/include/dune/geometry/quadraturerules/jacobi_2_0_imp.hh
/usr/include/dune/geometry/quadraturerules/nocopyvector.hh
/usr/include/dune/geometry/quadraturerules/pointquadrature.hh
/usr/include/dune/geometry/quadraturerules/simplexquadrature.hh
/usr/include/dune/geometry/quadraturerules/tensorproductquadrature.hh
/usr/include/dune/geometry/quadraturerules.hh
/usr/include/dune/geometry/referenceelements.hh
/usr/include/dune/geometry/refinement/
/usr/include/dune/geometry/refinement/base.cc
/usr/include/dune/geometry/refinement/hcube.cc
/usr/include/dune/geometry/refinement/hcubetriangulation.cc
/usr/include/dune/geometry/refinement/prismtriangulation.cc
/usr/include/dune/geometry/refinement/pyramidtriangulation.cc
/usr/include/dune/geometry/refinement/simplex.cc
/usr/include/dune/geometry/refinement.hh
/usr/include/dune/geometry/test/
/usr/include/dune/geometry/test/checkgeometry.hh
/usr/include/dune/geometry/topologyfactory.hh
/usr/include/dune/geometry/type.hh
/usr/include/dune/geometry/typeindex.hh
/usr/include/dune/geometry/virtualrefinement.cc
/usr/include/dune/geometry/virtualrefinement.hh
/usr/lib/
/usr/lib/dunecontrol/
/usr/lib/dunecontrol/dune-geometry/
/usr/lib/dunecontrol/dune-geometry/dune.module
/usr/lib/x86_64-linux-gnu/
/usr/lib/x86_64-linux-gnu/cmake/
/usr/lib/x86_64-linux-gnu/cmake/dune-geometry/
/usr/lib/x86_64-linux-gnu/cmake/dune-geometry/dune-geometry-config-version.cmake
/usr/lib/x86_64-linux-gnu/cmake/dune-geometry/dune-geometry-config.cmake
/usr/lib/x86_64-linux-gnu/cmake/dune-geometry/dune-geometry-targets-none.cmake
/usr/lib/x86_64-linux-gnu/cmake/dune-geometry/dune-geometry-targets.cmake
/usr/lib/x86_64-linux-gnu/libdunegeometry.so.2.5.0
/usr/lib/x86_64-linux-gnu/pkgconfig/
/usr/lib/x86_64-linux-gnu/pkgconfig/dune-geometry.pc
/usr/share/
/usr/share/doc/
/usr/share/doc/libdune-geometry-dev/
/usr/share/doc/libdune-geometry-dev/changelog.Debian.gz
/usr/share/doc/libdune-geometry-dev/copyright
/usr/share/dune-geometry/
/usr/share/dune-geometry/config.h.cmake
/usr/share/lintian/
/usr/share/lintian/overrides/
/usr/share/lintian/overrides/libdune-geometry-dev
/usr/lib/x86_64-linux-gnu/libdunegeometry.so