restricted system commands enabled.
**lua-filter-token.tex
(./lua-filter-token.tex
Overfull \hbox (5.2778pt too wide) in paragraph at lines 6--6
[]\f x
\hbox(4.30554+0.0)x0.0, direction TLT []
! error: (node lib): lua <node> expected, not an object with type userdata
! ==> Fatal error occurred, bad output DVI file produced!
No pages of output.