Error(s) in re-building vignettes:
  ...
--- re-building ‘ARMA_GARCH_VaR.Rmd’ using rmarkdown
** Processing: /home/hornik/tmp/R.check/r-devel-clang/Work/PKGS/qrmtools.Rcheck/vign_test/qrmtools/vignettes/ARMA_GARCH_VaR_files/figure-html/unnamed-chunk-4-1.png
720x576 pixels, 8 bits/pixel, 256 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 22621 bytes
Input file size = 23503 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 20925
  zc = 9  zm = 8  zs = 1  f = 0		IDAT size = 20498
  zc = 1  zm = 8  zs = 2  f = 0
  zc = 9  zm = 8  zs = 3  f = 0
  zc = 9  zm = 8  zs = 0  f = 5		IDAT size = 17380
  zc = 9  zm = 8  zs = 1  f = 5		IDAT size = 17250
  zc = 1  zm = 8  zs = 2  f = 5
  zc = 9  zm = 8  zs = 3  f = 5
                               
Selecting parameters:
  zc = 9  zm = 8  zs = 1  f = 5		IDAT size = 17250

Output IDAT size = 17250 bytes (5371 bytes decrease)
Output file size = 17328 bytes (6175 bytes = 26.27% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-clang/Work/PKGS/qrmtools.Rcheck/vign_test/qrmtools/vignettes/ARMA_GARCH_VaR_files/figure-html/unnamed-chunk-4-2.png
720x576 pixels, 8 bits/pixel, 256 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 10945 bytes
Input file size = 11815 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 9372
  zc = 9  zm = 8  zs = 1  f = 0
  zc = 1  zm = 8  zs = 2  f = 0
  zc = 9  zm = 8  zs = 3  f = 0
  zc = 9  zm = 8  zs = 0  f = 5		IDAT size = 9068
  zc = 9  zm = 8  zs = 1  f = 5		IDAT size = 9001
  zc = 1  zm = 8  zs = 2  f = 5
  zc = 9  zm = 8  zs = 3  f = 5
                               
Selecting parameters:
  zc = 9  zm = 8  zs = 1  f = 5		IDAT size = 9001

Output IDAT size = 9001 bytes (1944 bytes decrease)
Output file size = 9079 bytes (2736 bytes = 23.16% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-clang/Work/PKGS/qrmtools.Rcheck/vign_test/qrmtools/vignettes/ARMA_GARCH_VaR_files/figure-html/unnamed-chunk-4-3.png
720x576 pixels, 8 bits/pixel, 256 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 21665 bytes
Input file size = 22547 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 20118
  zc = 9  zm = 8  zs = 1  f = 0		IDAT size = 19631
  zc = 1  zm = 8  zs = 2  f = 0
  zc = 9  zm = 8  zs = 3  f = 0
  zc = 9  zm = 8  zs = 0  f = 5		IDAT size = 16468
  zc = 9  zm = 8  zs = 1  f = 5		IDAT size = 16201
  zc = 1  zm = 8  zs = 2  f = 5
  zc = 9  zm = 8  zs = 3  f = 5
                               
Selecting parameters:
  zc = 9  zm = 8  zs = 1  f = 5		IDAT size = 16201

Output IDAT size = 16201 bytes (5464 bytes decrease)
Output file size = 16279 bytes (6268 bytes = 27.80% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-clang/Work/PKGS/qrmtools.Rcheck/vign_test/qrmtools/vignettes/ARMA_GARCH_VaR_files/figure-html/unnamed-chunk-6-1.png
720x576 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 49780 bytes
Input file size = 49930 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0
  zc = 9  zm = 8  zs = 1  f = 0
  zc = 1  zm = 8  zs = 2  f = 0
  zc = 9  zm = 8  zs = 3  f = 0
  zc = 9  zm = 8  zs = 0  f = 5		IDAT size = 46667
  zc = 9  zm = 8  zs = 1  f = 5
  zc = 1  zm = 8  zs = 2  f = 5
  zc = 9  zm = 8  zs = 3  f = 5
                               
Selecting parameters:
  zc = 9  zm = 8  zs = 0  f = 5		IDAT size = 46667

Output IDAT size = 46667 bytes (3113 bytes decrease)
Output file size = 46745 bytes (3185 bytes = 6.38% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-clang/Work/PKGS/qrmtools.Rcheck/vign_test/qrmtools/vignettes/ARMA_GARCH_VaR_files/figure-html/unnamed-chunk-6-2.png
720x576 pixels, 8 bits/pixel, 256 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 21351 bytes
Input file size = 22233 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 19780
  zc = 9  zm = 8  zs = 1  f = 0		IDAT size = 19328
  zc = 1  zm = 8  zs = 2  f = 0
  zc = 9  zm = 8  zs = 3  f = 0
  zc = 9  zm = 8  zs = 0  f = 5		IDAT size = 16425
  zc = 9  zm = 8  zs = 1  f = 5		IDAT size = 16159
  zc = 1  zm = 8  zs = 2  f = 5
  zc = 9  zm = 8  zs = 3  f = 5
                               
Selecting parameters:
  zc = 9  zm = 8  zs = 1  f = 5		IDAT size = 16159

Output IDAT size = 16159 bytes (5192 bytes decrease)
Output file size = 16237 bytes (5996 bytes = 26.97% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-clang/Work/PKGS/qrmtools.Rcheck/vign_test/qrmtools/vignettes/ARMA_GARCH_VaR_files/figure-html/unnamed-chunk-6-3.png
720x576 pixels, 8 bits/pixel, 256 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 10061 bytes
Input file size = 10931 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 8957
  zc = 9  zm = 8  zs = 1  f = 0
  zc = 1  zm = 8  zs = 2  f = 0
  zc = 9  zm = 8  zs = 3  f = 0
  zc = 9  zm = 8  zs = 0  f = 5
  zc = 9  zm = 8  zs = 1  f = 5
  zc = 1  zm = 8  zs = 2  f = 5
  zc = 9  zm = 8  zs = 3  f = 5
                               
Selecting parameters:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 8957

Output IDAT size = 8957 bytes (1104 bytes decrease)
Output file size = 9035 bytes (1896 bytes = 17.35% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-clang/Work/PKGS/qrmtools.Rcheck/vign_test/qrmtools/vignettes/ARMA_GARCH_VaR_files/figure-html/unnamed-chunk-11-1.png
720x576 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 67735 bytes
Input file size = 67909 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 60259
  zc = 9  zm = 8  zs = 1  f = 0
  zc = 1  zm = 8  zs = 2  f = 0
  zc = 9  zm = 8  zs = 3  f = 0
  zc = 9  zm = 8  zs = 0  f = 5
  zc = 9  zm = 8  zs = 1  f = 5
  zc = 1  zm = 8  zs = 2  f = 5
  zc = 9  zm = 8  zs = 3  f = 5
                               
Selecting parameters:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 60259

Output IDAT size = 60259 bytes (7476 bytes decrease)
Output file size = 60337 bytes (7572 bytes = 11.15% decrease)

--- finished re-building ‘ARMA_GARCH_VaR.Rmd’

--- re-building ‘VaR_bounds.Rmd’ using rmarkdown

Quitting from lines 18-23 [unnamed-chunk-1] (VaR_bounds.Rmd)
Error: processing vignette 'VaR_bounds.Rmd' failed with diagnostics:
there is no package called 'copula'
--- failed re-building ‘VaR_bounds.Rmd’

--- re-building ‘geometric_risk_measures.Rmd’ using rmarkdown

Quitting from lines 18-23 [unnamed-chunk-1] (geometric_risk_measures.Rmd)
Error: processing vignette 'geometric_risk_measures.Rmd' failed with diagnostics:
there is no package called 'copula'
--- failed re-building ‘geometric_risk_measures.Rmd’

SUMMARY: processing the following files failed:
  ‘VaR_bounds.Rmd’ ‘geometric_risk_measures.Rmd’

Error: Vignette re-building failed.
Execution halted