/usr/share/polymake/perllib/ is in polymake-common 3.2r2-3.
This file is owned by root:root, with mode 0o755.
..
/usr/share/polymake/perllib/PerlIO/
/usr/share/polymake/perllib/PerlIO/via/
/usr/share/polymake/perllib/PerlIO/via/gzip.pm
/usr/share/polymake/perllib/Polymake/
/usr/share/polymake/perllib/Polymake.pm
/usr/share/polymake/perllib/Polymake/Background.pm
/usr/share/polymake/perllib/Polymake/Configure.pm
/usr/share/polymake/perllib/Polymake/ConfigureStandalone.pm
/usr/share/polymake/perllib/Polymake/Core/
/usr/share/polymake/perllib/Polymake/Core/Application.pm
/usr/share/polymake/perllib/Polymake/Core/CPlusPlus.pm
/usr/share/polymake/perllib/Polymake/Core/Compat.pm
/usr/share/polymake/perllib/Polymake/Core/Customize.pm
/usr/share/polymake/perllib/Polymake/Core/Extension.pm
/usr/share/polymake/perllib/Polymake/Core/HelpAsHTML.pm
/usr/share/polymake/perllib/Polymake/Core/HelpAsPlainText.pm
/usr/share/polymake/perllib/Polymake/Core/InteractiveCommands.pm
/usr/share/polymake/perllib/Polymake/Core/InteractiveHelp.pm
/usr/share/polymake/perllib/Polymake/Core/Object.pm
/usr/share/polymake/perllib/Polymake/Core/ObjectType.pm
/usr/share/polymake/perllib/Polymake/Core/Permutation.pm
/usr/share/polymake/perllib/Polymake/Core/PlainFile.pm
/usr/share/polymake/perllib/Polymake/Core/Preference.pm
/usr/share/polymake/perllib/Polymake/Core/Property.pm
/usr/share/polymake/perllib/Polymake/Core/PropertyType.pm
/usr/share/polymake/perllib/Polymake/Core/PropertyValue.pm
/usr/share/polymake/perllib/Polymake/Core/Rule.pm
/usr/share/polymake/perllib/Polymake/Core/RuleFilter.pm
/usr/share/polymake/perllib/Polymake/Core/Scheduler.pm
/usr/share/polymake/perllib/Polymake/Core/Scheduler_debug.pm
/usr/share/polymake/perllib/Polymake/Core/Shell.pm
/usr/share/polymake/perllib/Polymake/Core/ShellHelpers.pm
/usr/share/polymake/perllib/Polymake/Core/ShellMock.pm
/usr/share/polymake/perllib/Polymake/Core/UserSettings.pm
/usr/share/polymake/perllib/Polymake/Core/XMLfile.pm
/usr/share/polymake/perllib/Polymake/Enum.pm
/usr/share/polymake/perllib/Polymake/Ext.pm
/usr/share/polymake/perllib/Polymake/Main.pm
/usr/share/polymake/perllib/Polymake/MainFunctions.pm
/usr/share/polymake/perllib/Polymake/Namespaces.pm
/usr/share/polymake/perllib/Polymake/Overload.pm
/usr/share/polymake/perllib/Polymake/OverwriteFile.pm
/usr/share/polymake/perllib/Polymake/Pipe.pm
/usr/share/polymake/perllib/Polymake/ProgramPipe.pm
/usr/share/polymake/perllib/Polymake/Scope.pm
/usr/share/polymake/perllib/Polymake/Sockets.pm
/usr/share/polymake/perllib/Polymake/SourceVersionControl.pm
/usr/share/polymake/perllib/Polymake/Struct.pm
/usr/share/polymake/perllib/Polymake/Tempfile.pm
/usr/share/polymake/perllib/Polymake/Test/
/usr/share/polymake/perllib/Polymake/Test.pm
/usr/share/polymake/perllib/Polymake/Test/Case.pm
/usr/share/polymake/perllib/Polymake/Test/Environment.pm
/usr/share/polymake/perllib/Polymake/Test/Examples.pm
/usr/share/polymake/perllib/Polymake/Test/Group.pm
/usr/share/polymake/perllib/Polymake/Test/Object.pm
/usr/share/polymake/perllib/Polymake/Test/Output.pm
/usr/share/polymake/perllib/Polymake/Test/Rule.pm
/usr/share/polymake/perllib/Polymake/Test/Schedule.pm
/usr/share/polymake/perllib/Polymake/Test/Shell.pm
/usr/share/polymake/perllib/Polymake/Test/Stream.pm
/usr/share/polymake/perllib/Polymake/Test/Tutorials.pm
/usr/share/polymake/perllib/Polymake/Test/Validation.pm
/usr/share/polymake/perllib/Polymake/Test/Value.pm
/usr/share/polymake/perllib/Polymake/User.pm
/usr/share/polymake/perllib/Polymake/file_utils.pl
/usr/share/polymake/perllib/Polymake/regex.pl
/usr/share/polymake/perllib/Polymake/utils.pl