This is pdfTeX, Version 3.14159265-2.6-1.40.17 (TeX Live 2016/Debian) (INITEX)  21 APR 2022 12:38
entering extended mode
 restricted \write18 enabled.
 %&-line parsing enabled.
 (/usr/share/texlive/texmf-dist/web2c/cp227.tcx)
***amstex.ini
(/usr/share/texlive/texmf-dist/tex/amstex/config/amstex.ini
(/usr/share/texlive/texmf-dist/tex/plain/base/plain.tex
Preloading the plain format: codes, registers,
\maxdimen=\dimen10
\hideskip=\skip10
\centering=\skip11
\p@=\dimen11
\z@=\dimen12
\z@skip=\skip12
\voidb@x=\box10
 parameters,
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\normallineskip=\skip17
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\jot=\dimen14
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\interfootnotelinepenalty=\count24
 fonts, more fonts,
\itfam=\fam4
\slfam=\fam5
\bffam=\fam6
\ttfam=\fam7

macros,
\strutbox=\box11
\mscount=\count25
\tabs=\box12
\tabsyet=\box13
\tabsdone=\box14
 math definitions,
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\p@renwd=\dimen15
 output routines,
\headline=\toks10
\footline=\toks11
\footins=\insert254
\topins=\insert253
 hyphenation
(/usr/share/texlive/texmf-dist/tex/generic/hyphen/hyphen.tex))
(/usr/share/texlive/texmf-dist/tex/amstex/base/amstex.tex

AmS-TeX- Version 2.2

Loading definitions for misc utility macros, page layout, accents/punctuation,
line and page breaks, figures, comments, math spacing, fractions,
smash commands, large operator symbols, integrals, operator names,
multilevel sub/superscripts, matrices, multiline displays,
continued fractions, compound symbols, various kinds of dots,
special superscripts, \text, math font commands, \newsymbol,
bold Greek and bold symbols, Euler fonts, math accents, roots,
commutative diagrams, poor man's bold, syntax check, ... finished) )
Beginning to dump on file amstex.fmt
 (preloaded format=amstex 2022.4.21)
3487 strings of total length 48335
21338 memory locations dumped; current usage is 156&19030
1874 multiletter control sequences
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\font\preloaded=cmr7 at 14.51799pt
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\font\preloaded=manfnt
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14813 words of font info for 51 preloaded fonts
14 hyphenation exceptions
Hyphenation trie of length 6075 has 181 ops out of 35111
  181 for language 0
0 words of pdfTeX memory
0 indirect objects
No pages of output.