/usr/ is in libignition-common-dev 1.0.1-1.
This file is owned by root:root, with mode 0o755.
..
/usr/include/
/usr/include/ignition/
/usr/include/ignition/common1/
/usr/include/ignition/common1/ignition/
/usr/include/ignition/common1/ignition/common/
/usr/include/ignition/common1/ignition/common/Animation.hh
/usr/include/ignition/common1/ignition/common/AudioDecoder.hh
/usr/include/ignition/common1/ignition/common/BVHLoader.hh
/usr/include/ignition/common1/ignition/common/Base64.hh
/usr/include/ignition/common1/ignition/common/Battery.hh
/usr/include/ignition/common1/ignition/common/ColladaExporter.hh
/usr/include/ignition/common1/ignition/common/ColladaLoader.hh
/usr/include/ignition/common1/ignition/common/Console.hh
/usr/include/ignition/common1/ignition/common/Dem.hh
/usr/include/ignition/common1/ignition/common/EnumIface.hh
/usr/include/ignition/common1/ignition/common/Event.hh
/usr/include/ignition/common1/ignition/common/Export.hh
/usr/include/ignition/common1/ignition/common/Filesystem.hh
/usr/include/ignition/common1/ignition/common/GTSMeshUtils.hh
/usr/include/ignition/common1/ignition/common/HeightmapData.hh
/usr/include/ignition/common1/ignition/common/Image.hh
/usr/include/ignition/common1/ignition/common/ImageHeightmap.hh
/usr/include/ignition/common1/ignition/common/KeyEvent.hh
/usr/include/ignition/common1/ignition/common/KeyFrame.hh
/usr/include/ignition/common1/ignition/common/Material.hh
/usr/include/ignition/common1/ignition/common/MaterialDensity.hh
/usr/include/ignition/common1/ignition/common/Mesh.hh
/usr/include/ignition/common1/ignition/common/MeshCSG.hh
/usr/include/ignition/common1/ignition/common/MeshExporter.hh
/usr/include/ignition/common1/ignition/common/MeshLoader.hh
/usr/include/ignition/common1/ignition/common/MeshManager.hh
/usr/include/ignition/common1/ignition/common/MouseEvent.hh
/usr/include/ignition/common1/ignition/common/MovingWindowFilter.hh
/usr/include/ignition/common1/ignition/common/NodeAnimation.hh
/usr/include/ignition/common1/ignition/common/NodeTransform.hh
/usr/include/ignition/common1/ignition/common/OBJLoader.hh
/usr/include/ignition/common1/ignition/common/Plugin.hh
/usr/include/ignition/common1/ignition/common/PluginInfo.hh
/usr/include/ignition/common1/ignition/common/PluginLoader.hh
/usr/include/ignition/common1/ignition/common/PluginMacros.hh
/usr/include/ignition/common1/ignition/common/STLLoader.hh
/usr/include/ignition/common1/ignition/common/SVGLoader.hh
/usr/include/ignition/common1/ignition/common/SingletonT.hh
/usr/include/ignition/common1/ignition/common/Skeleton.hh
/usr/include/ignition/common1/ignition/common/SkeletonAnimation.hh
/usr/include/ignition/common1/ignition/common/SkeletonNode.hh
/usr/include/ignition/common1/ignition/common/StringUtils.hh
/usr/include/ignition/common1/ignition/common/SubMesh.hh
/usr/include/ignition/common1/ignition/common/SuppressWarning.hh
/usr/include/ignition/common1/ignition/common/SystemPaths.hh
/usr/include/ignition/common1/ignition/common/Time.hh
/usr/include/ignition/common1/ignition/common/Timer.hh
/usr/include/ignition/common1/ignition/common/Types.hh
/usr/include/ignition/common1/ignition/common/URI.hh
/usr/include/ignition/common1/ignition/common/Util.hh
/usr/include/ignition/common1/ignition/common/Uuid.hh
/usr/include/ignition/common1/ignition/common/Video.hh
/usr/include/ignition/common1/ignition/common/VideoEncoder.hh
/usr/include/ignition/common1/ignition/common/WorkerPool.hh
/usr/include/ignition/common1/ignition/common/config.hh
/usr/include/ignition/common1/ignition/common/detail/
/usr/include/ignition/common1/ignition/common/detail/Export.hh
/usr/include/ignition/common1/ignition/common/detail/Plugin.hh
/usr/include/ignition/common1/ignition/common/detail/PluginMacros.hh
/usr/include/ignition/common1/ignition/common/detail/SuppressWarning.hh
/usr/include/ignition/common1/ignition/common/ffmpeg_inc.hh
/usr/include/ignition/common1/ignition/common.hh
/usr/lib/
/usr/lib/x86_64-linux-gnu/
/usr/lib/x86_64-linux-gnu/cmake/
/usr/lib/x86_64-linux-gnu/cmake/ignition-common1/
/usr/lib/x86_64-linux-gnu/cmake/ignition-common1/ignition-common1-config-version.cmake
/usr/lib/x86_64-linux-gnu/cmake/ignition-common1/ignition-common1-config.cmake
/usr/lib/x86_64-linux-gnu/cmake/ignition-common1/ignition-common1-targets-relwithdebinfo.cmake
/usr/lib/x86_64-linux-gnu/cmake/ignition-common1/ignition-common1-targets.cmake
/usr/lib/x86_64-linux-gnu/pkgconfig/
/usr/lib/x86_64-linux-gnu/pkgconfig/ignition-common1.pc
/usr/share/
/usr/share/doc/
/usr/share/doc/libignition-common-dev/
/usr/share/doc/libignition-common-dev/copyright
/usr/lib/x86_64-linux-gnu/libignition-common1.so
/usr/share/doc/libignition-common-dev/changelog.Debian.gz