q.log

This is pdfTeX, Version 3.14159265-2.6-1.40.21 (TeX Live 2020) (preloaded format=pdflatex 2020.4.7)  30 MAR 2022 11:31
entering extended mode
 restricted \write18 enabled.
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**main.tex
(/usr/local/texlive/2020/texmf-dist/tex/latex/tools/q.tex
LaTeX2e <2020-02-02> patch level 5
L3 programming layer <2020-03-06> File ignored
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! Emergency stop.
<*> main.tex
            
*** (job aborted, no legal \end found)

 
Here is how much of TeX's memory you used:
 18 strings out of 480608
 513 string characters out of 5903631
 239610 words of memory out of 5000000
 16009 multiletter control sequences out of 15000+600000
 532338 words of font info for 24 fonts, out of 8000000 for 9000
 1141 hyphenation exceptions out of 8191
 12i,0n,15p,88b,8s stack positions out of 5000i,500n,10000p,200000b,80000s
!  ==> Fatal error occurred, no output PDF file produced!