This is XeTeX, Version 3.14159265-2.6-0.99999 (TeX Live 2018/W32TeX) (preloaded format=xelatex 2019.1.21)  25 JUL 2019 14:20
entering extended mode
 restricted \write18 enabled.
 %&-line parsing enabled.
**cover.tex
(./cover.tex
LaTeX2e <2018-04-01> patch level 2
Babel <3.18> and hyphenation patterns for 84 language(s) loaded.

! LaTeX Error: Missing \begin{document}.

See the LaTeX manual or LaTeX Companion for explanation.
Type  H <return>  for immediate help.
 ...                                              
                                                  
l.5 \begin{tabbing}
                   
? 
! Emergency stop.
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l.5 \begin{tabbing}
                   
You're in trouble here.  Try typing  <return>  to proceed.
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Here is how much of TeX's memory you used:
 5 strings out of 492970
 167 string characters out of 6131838
 63642 words of memory out of 5000000
 4112 multiletter control sequences out of 15000+600000
 3640 words of font info for 14 fonts, out of 8000000 for 9000
 1348 hyphenation exceptions out of 8191
 9i,0n,4p,42b,38s stack positions out of 5000i,500n,10000p,200000b,80000s
No pages of output.
