/usr/ is in matlab2tikz 1.1.0-4.
This file is owned by root:root, with mode 0o755.
..
/usr/share/matlab2tikz/dev/
/usr/share/
/usr/share/doc/
/usr/share/doc/matlab2tikz/
/usr/share/doc/matlab2tikz/README.Debian
/usr/share/doc/matlab2tikz/README.md
/usr/share/doc/matlab2tikz/changelog.Debian.gz
/usr/share/doc/matlab2tikz/copyright
/usr/share/doc/matlab2tikz/examples/
/usr/share/doc/matlab2tikz/examples/example_bar_plot.m
/usr/share/doc/matlab2tikz/examples/example_quivers.m
/usr/share/matlab2tikz/
/usr/share/matlab2tikz/cleanfigure.m
/usr/share/matlab2tikz/dev/formatWhitespace.m
/usr/share/matlab2tikz/figure2dot.m
/usr/share/matlab2tikz/m2tInputParser.m
/usr/share/matlab2tikz/matlab2tikz.m
/usr/share/matlab2tikz/private/
/usr/share/matlab2tikz/private/errorUnknownEnvironment.m
/usr/share/matlab2tikz/private/getEnvironment.m
/usr/share/matlab2tikz/private/guitypes.m
/usr/share/matlab2tikz/private/isAxis3D.m
/usr/share/matlab2tikz/private/isVersionBelow.m
/usr/share/matlab2tikz/private/m2tUpdater.m
/usr/share/matlab2tikz/private/m2tstrjoin.m
/usr/share/matlab2tikz/private/versionArray.m
/usr/share/matlab2tikz/private/versionString.m
/usr/share/octave/
/usr/share/octave/site/
/usr/share/octave/site/m/
/usr/share/octave/site/m/matlab2tikz.m