/usr/share/gap/pkg/scscp/demo/ is in gap-scscp 2.1.4+ds-3.
This file is owned by root:root, with mode 0o755.
..
/usr/share/gap/pkg/scscp/demo/demo.g
/usr/share/gap/pkg/scscp/demo/democicm.g
/usr/share/gap/pkg/scscp/demo/demoparis.g
/usr/share/gap/pkg/scscp/demo/gap2kant.g
/usr/share/gap/pkg/scscp/demo/gap2maple.g
/usr/share/gap/pkg/scscp/demo/issac2010.g
/usr/share/gap/pkg/scscp/demo/macaulay.txt
/usr/share/gap/pkg/scscp/demo/maple2gap.mpl
/usr/share/gap/pkg/scscp/demo/maple2gap.mw
/usr/share/gap/pkg/scscp/demo/paris2011.g
/usr/share/gap/pkg/scscp/demo/pickling.g
/usr/share/gap/pkg/scscp/demo/rundemo.g
/usr/share/gap/pkg/scscp/demo/sicsa2011.g
/usr/share/gap/pkg/scscp/demo/unikl2010.g