Error in re-building vignettes:
  ...

Attaching package: 'sfsmisc'

The following objects are masked from 'package:gmp':

    factorize, is.whole

Loading required package: polynom
!!! Error: Too many files!
PDFCROP 1.38, 2012/11/02 - Copyright (c) 2002-2012 by Heiko Oberdiek.
Warning: running command 'pdfcrop --pdftexcmd pdftex log1mexp-note-bigpict-fig.pdf log1mexp-note-bigpict-fig.pdf 1>/dev/null 2>&1' had status 255
!!! Error: Too many files!
PDFCROP 1.38, 2012/11/02 - Copyright (c) 2002-2012 by Heiko Oberdiek.
Warning: running command 'pdfcrop --pdftexcmd pdftex log1mexp-note-zoom-in-fig.pdf log1mexp-note-zoom-in-fig.pdf 1>/dev/null 2>&1' had status 255
!!! Error: Too many files!
PDFCROP 1.38, 2012/11/02 - Copyright (c) 2002-2012 by Heiko Oberdiek.
Warning: running command 'pdfcrop --pdftexcmd pdftex log1mexp-note-log1pexp-plot.pdf log1mexp-note-log1pexp-plot.pdf 1>/dev/null 2>&1' had status 255
!!! Error: Too many files!
PDFCROP 1.38, 2012/11/02 - Copyright (c) 2002-2012 by Heiko Oberdiek.
Warning: running command 'pdfcrop --pdftexcmd pdftex log1mexp-note-bigpict-2-fig.pdf log1mexp-note-bigpict-2-fig.pdf 1>/dev/null 2>&1' had status 255
Warning: running command '"D:\compiler\texmf\miktex\bin\texify.exe" --quiet --pdf "log1mexp-note.tex" --max-iterations=20 -I "D:/RCompile/recent/R-3.4.2/share/texmf/tex/latex" -I "D:/RCompile/recent/R-3.4.2/share/texmf/bibtex/bst"' had status 1
Error in find_vignette_product(name, by = "texi2pdf", engine = engine) : 
  Failed to locate the 'texi2pdf' output file (by engine 'utils::Sweave') for vignette with name 'log1mexp-note'. The following files exist in directory '.': 'Maechler_useR_2011-abstr.Rnw', 'Maechler_useR_2011-abstr.aux', 'Maechler_useR_2011-abstr.bbl', 'Maechler_useR_2011-abstr.blg', 'Maechler_useR_2011-abstr.log', 'Maechler_useR_2011-abstr.out', 'Maechler_useR_2011-abstr.pdf', 'Maechler_useR_2011-abstr.tex', 'Rmpfr-pkg-Ei-curve.pdf', 'Rmpfr-pkg-Li2-curve.pdf', 'Rmpfr-pkg-erf-curves.pdf', 'Rmpfr-pkg.Rnw', 'Rmpfr-pkg.aux', 'Rmpfr-pkg.bbl', 'Rmpfr-pkg.blg', 'Rmpfr-pkg.log', 'Rmpfr-pkg.out', 'Rmpfr-pkg.pdf', 'Rmpfr-pkg.tex', 'Rmpfr.bib', 'jsslogo.jpg', 'log1mexp-note-bigpict-2-fig.pdf', 'log1mexp-note-bigpict-fig.pdf', 'log1mexp-note-log1pexp-plot.pdf', 'log1mexp-note-zoom-in-fig.pdf', 'log1mexp-note.Rnw', 'log1mexp-note.tex', 'log1mexp.bib'
Calls: buildVignettes -> find_vignette_product
Execution halted