This file is indexed.

/usr/bin/luaotfload-tool is in texlive-luatex 2013.20140215-1ubuntu0.1.

This file is owned by root:root, with mode 0o777.

It is a symlink to /usr/bin/../share/texlive/texmf-dist/scripts/luaotfload/luaotfload-tool.lua