/usr/share/octave/ is in octave-struct 1.0.9-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/octave/packages/
/usr/share/octave/packages/3.2/
/usr/share/octave/packages/3.2/struct-1.0.9/
/usr/share/octave/packages/3.2/struct-1.0.9/doc-cache
/usr/share/octave/packages/3.2/struct-1.0.9/getfields.m
/usr/share/octave/packages/3.2/struct-1.0.9/packinfo/
/usr/share/octave/packages/3.2/struct-1.0.9/packinfo/.autoload
/usr/share/octave/packages/3.2/struct-1.0.9/packinfo/DESCRIPTION
/usr/share/octave/packages/3.2/struct-1.0.9/packinfo/INDEX
/usr/share/octave/packages/3.2/struct-1.0.9/setfields.m
/usr/share/octave/packages/3.2/struct-1.0.9/tars.m
/usr/share/octave/packages/3.2/struct-1.0.9/test_struct.m