/usr/include/sofa/component/container/ is in libsofa1-dev 1.0~beta4-10ubuntu2.
This file is owned by root:root, with mode 0o755.
..
/usr/include/sofa/component/container/ArticulatedHierarchyContainer.h
/usr/include/sofa/component/container/ArticulatedHierarchyContainer.inl
/usr/include/sofa/component/container/ImplicitSurfaceContainer.h
/usr/include/sofa/component/container/LengthContainer.h
/usr/include/sofa/component/container/MappedObject.h
/usr/include/sofa/component/container/MappedObject.inl
/usr/include/sofa/component/container/MechanicalObject.h
/usr/include/sofa/component/container/MechanicalObject.inl
/usr/include/sofa/component/container/MeshLoader.h
/usr/include/sofa/component/container/PoissonContainer.h
/usr/include/sofa/component/container/RadiusContainer.h
/usr/include/sofa/component/container/SpatialGridContainer.h
/usr/include/sofa/component/container/SpatialGridContainer.inl
/usr/include/sofa/component/container/StiffnessContainer.h
/usr/include/sofa/component/container/VoxelGridLoader.h
/usr/include/sofa/component/container/initContainer.h