/usr/share/ice/slice/Ice/ is in zeroc-ice-slice 3.7.0-5.
This file is owned by root:root, with mode 0o755.
..
/usr/share/ice/slice/Ice/BuiltinSequences.ice
/usr/share/ice/slice/Ice/Communicator.ice
/usr/share/ice/slice/Ice/CommunicatorF.ice
/usr/share/ice/slice/Ice/Connection.ice
/usr/share/ice/slice/Ice/ConnectionF.ice
/usr/share/ice/slice/Ice/Current.ice
/usr/share/ice/slice/Ice/Endpoint.ice
/usr/share/ice/slice/Ice/EndpointF.ice
/usr/share/ice/slice/Ice/EndpointTypes.ice
/usr/share/ice/slice/Ice/FacetMap.ice
/usr/share/ice/slice/Ice/Identity.ice
/usr/share/ice/slice/Ice/ImplicitContext.ice
/usr/share/ice/slice/Ice/ImplicitContextF.ice
/usr/share/ice/slice/Ice/Instrumentation.ice
/usr/share/ice/slice/Ice/InstrumentationF.ice
/usr/share/ice/slice/Ice/LocalException.ice
/usr/share/ice/slice/Ice/Locator.ice
/usr/share/ice/slice/Ice/LocatorF.ice
/usr/share/ice/slice/Ice/Logger.ice
/usr/share/ice/slice/Ice/LoggerF.ice
/usr/share/ice/slice/Ice/Metrics.ice
/usr/share/ice/slice/Ice/ObjectAdapter.ice
/usr/share/ice/slice/Ice/ObjectAdapterF.ice
/usr/share/ice/slice/Ice/ObjectFactory.ice
/usr/share/ice/slice/Ice/Plugin.ice
/usr/share/ice/slice/Ice/PluginF.ice
/usr/share/ice/slice/Ice/Process.ice
/usr/share/ice/slice/Ice/ProcessF.ice
/usr/share/ice/slice/Ice/Properties.ice
/usr/share/ice/slice/Ice/PropertiesAdmin.ice
/usr/share/ice/slice/Ice/PropertiesF.ice
/usr/share/ice/slice/Ice/RemoteLogger.ice
/usr/share/ice/slice/Ice/Router.ice
/usr/share/ice/slice/Ice/RouterF.ice
/usr/share/ice/slice/Ice/ServantLocator.ice
/usr/share/ice/slice/Ice/ServantLocatorF.ice
/usr/share/ice/slice/Ice/SliceChecksumDict.ice
/usr/share/ice/slice/Ice/ValueFactory.ice
/usr/share/ice/slice/Ice/Version.ice
/usr/share/ice/slice/IceBT/ConnectionInfo.ice
/usr/share/ice/slice/IceBT/EndpointInfo.ice
/usr/share/ice/slice/IceBT/Types.ice
/usr/share/ice/slice/IceBox/IceBox.ice
/usr/share/ice/slice/IceGrid/Admin.ice
/usr/share/ice/slice/IceGrid/Descriptor.ice
/usr/share/ice/slice/IceGrid/Exception.ice
/usr/share/ice/slice/IceGrid/FileParser.ice
/usr/share/ice/slice/IceGrid/PluginFacade.ice
/usr/share/ice/slice/IceGrid/Registry.ice
/usr/share/ice/slice/IceGrid/Session.ice
/usr/share/ice/slice/IceGrid/UserAccountMapper.ice
/usr/share/ice/slice/IceIAP/ConnectionInfo.ice
/usr/share/ice/slice/IceIAP/EndpointInfo.ice
/usr/share/ice/slice/IcePatch2/FileInfo.ice
/usr/share/ice/slice/IcePatch2/FileServer.ice
/usr/share/ice/slice/IceSSL/ConnectionInfo.ice
/usr/share/ice/slice/IceSSL/ConnectionInfoF.ice
/usr/share/ice/slice/IceSSL/EndpointInfo.ice
/usr/share/ice/slice/IceStorm/IceStorm.ice
/usr/share/ice/slice/IceStorm/Metrics.ice