restricted system commands enabled.
**lua-pack-quality-rule.tex
(./lua-pack-quality-rule.tex
HQ overfull
> \box0=
\hbox(6.94444+0.0)x10.0, direction TLT
.\f a
.\f b
.\kern0.27779 (font)
.\f c
! OK.
l.7 \showbox0
Overfull \hbox (5.27782pt too wide) detected at line 9
\f abc|
\hbox(6.94444+0.0)x10.0, direction TLT
.\f a
.\f b
.\kern0.27779 (font)
.\f c
.\rule(*+*)x5.0
> \box0=
\hbox(6.94444+0.0)x10.0, direction TLT
.\f a
.\f b
.\kern0.27779 (font)
.\f c
.\rule(*+*)x5.0
! OK.
l.10 \showbox0
)
No pages of output.