This is TeX, Version 1.1 (INITEX)  8 JUL 1984 20:55
**trip
(trip.tex
! Bad character code (128).
<to be read again> 
                   -
l.26   \nonstopmode\lccode128-
                              0\mathchardef\a="8000\def\a{ SC...
The numeric code for a character must be between 0 and 127.
I changed this one to zero.

! Bad math code (32768).
<to be read again> 
                   \def 
l.26 ...\mathchardef\a="8000\def
                                \a{ SCALED 3~2769}
A numeric math code must be between 0 and 32767.
I changed this one to zero.

! Illegal magnification has been changed to 1000 (32769).
<to be read again> 
                   \skewchar 
l.28   \skewchar
                \rip=`B \countdef\countz % \countz will be \c...
The magnification ratio must be between 1 and 32768.

! Missing number, treated as zero.
<to be read again> 
                   \def 
l.29   \def
           \on{1} \toksdef\tokens=256 \show\errorstopmode
A number should have been here; I inserted `0'.
(If you can't figure out why I needed to see a number,
look up `weird error' in the index to The TeXbook.)

! Bad register code (256).
l.29 ...{1} \toksdef\tokens=256 
                                \show\errorstopmode
A register number must be between 0 and 255.
I changed this one to zero.

> \errorstopmode=\errorstopmode.
l.29 ...=256 \show\errorstopmode
                                

> \rip .
<recently read> \font 
                      
l.30   \showthe\font
                     \showthe\pageshrink \showthe\pagegoal

> 0.0pt.
l.30 ...font \showthe\pageshrink
                                 \showthe\pagegoal

> 16383.99998pt.
l.30 ...shrink \showthe\pagegoal
                                

! Bad \patterns.
l.33   \patterns{\?
                   50aa1b3 *1aca. bb bb1 0b2b0 b1c} % remembe...
(See Appendix H.)

! Nonletter.
l.33   \patterns{\?50
                     aa1b3 *1aca. bb bb1 0b2b0 b1c} % remembe...
(See Appendix H.)

! Duplicate pattern.
l.33 ...1b3 *1aca. bb bb1 0b2b0 
                                b1c} % remember that *==space
(See Appendix H.)

! Illegal unit of measure (replaced by filll).
l.35 ...ip200 = 10pt plUs5fillll
                                minus 0 fill
I dddon't go any higher than filll.

\one \csname 
Beginning to dump on file trip.fmt
 (preloaded format=trip 84.7.8)
1178 strings of total length 22693
456 memory locations dumped; current usage is 92&270
330 multiletter control sequences
\font\nullfont=nullfont
\font\rip=trip
\font\smalltrip=trip at 5.0pt
\font\bigtrip=trip at 20.0pt
545 words of font info for 3 preloaded fonts
1 hyphenation exception
Hyphenation trie of length 137 has 6 ops
No pages of output.