Error in re-building vignettes:
  ...

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Warning: running command 'kpsewhich framed.sty' had status 1
Warning in test_latex_pkg("framed", system.file("misc", "framed.sty", package = "knitr")) :
  unable to find LaTeX package 'framed'; will use a copy from knitr
Warning: Ignoring unknown aesthetics: y
Warning: Ignoring unknown aesthetics: y
pdfcrop: Windows API error 32: Der Prozess kann nicht auf die Datei zugreifen, da sie von einem anderen Prozess verwendet wird.
pdfcrop: Data: path="C:\ProgramData\MiKTeX\2.9\miktex/data/le\1756f6ade37d5f870f23c05a7f81e257.fndb"
Warning: running command 'C:\Windows\system32\cmd.exe /c pdfcrop "figure/plot-separation_minimalist-1.pdf" "figure/plot-separation_minimalist-1.pdf"' had status 1
Warning in shell(paste(c(cmd, args), collapse = " ")) :
  'pdfcrop "figure/plot-separation_minimalist-1.pdf" "figure/plot-separation_minimalist-1.pdf"' execution failed with error code 1
Joining, by = "Parameter"
Warning in left_join_impl(x, y, by$x, by$y, suffix$x, suffix$y) :
  joining factors with different levels, coercing to character vector
pdfcrop: Windows API error 32: Der Prozess kann nicht auf die Datei zugreifen, da sie von einem anderen Prozess verwendet wird.
pdfcrop: Data: path="C:\ProgramData\MiKTeX\2.9\miktex/data/le\1756f6ade37d5f870f23c05a7f81e257.fndb"
Warning: running command 'C:\Windows\system32\cmd.exe /c pdfcrop "figure/plot-ggplot_intercepts_slopes-1.pdf" "figure/plot-ggplot_intercepts_slopes-1.pdf"' had status 1
Warning in shell(paste(c(cmd, args), collapse = " ")) :
  'pdfcrop "figure/plot-ggplot_intercepts_slopes-1.pdf" "figure/plot-ggplot_intercepts_slopes-1.pdf"' execution failed with error code 1
Warning: running command '"D:\compiler\texmf\miktex\bin\texify.exe" --quiet --pdf "v70i09.tex" --max-iterations=20 -I "D:/RCompile/recent/R-3.3.3/share/texmf/tex/latex" -I "D:/RCompile/recent/R-3.3.3/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 'knitr::knitr') for vignette with name 'v70i09'. The following files exist in directory '.': 'bibliography.bib', 'framed.sty', 'using_ggmcmc.R', 'using_ggmcmc.Rmd', 'using_ggmcmc.html', 'v70i09.R', 'v70i09.Rnw', 'v70i09.bib', 'v70i09.tex'
Calls: buildVignettes -> find_vignette_product
Execution halted