/usr/ is in meshs3d 0.2.2-14.
This file is owned by root:root, with mode 0o755.
..
/usr/bin/
/usr/bin/meshs3d
/usr/share/
/usr/share/doc/
/usr/share/doc/meshs3d/
/usr/share/doc/meshs3d/copyright
/usr/share/man/
/usr/share/man/man1/
/usr/share/man/man1/meshs3d.1.gz
/usr/share/doc/meshs3d/RelNotes-0.2.txt
/usr/share/doc/meshs3d/README
/usr/share/doc/meshs3d/RelNotes-0.1.1.txt
/usr/share/doc/meshs3d/RelNotes-0.2.2.txt
/usr/share/doc/meshs3d/RelNotes-0.2.1.1.txt
/usr/share/doc/meshs3d/RelNotes-0.1.txt.gz
/usr/share/doc/meshs3d/RelNotes-0.0.2.txt
/usr/share/doc/meshs3d/RelNotes-0.0.1.txt
/usr/share/doc/meshs3d/RelNotes-0.2.1.txt
/usr/share/doc/meshs3d/changelog.Debian.gz