Error(s) in re-building vignettes:
  ...
--- re-building ‘basic_usage.Rmd’ using rmarkdown
** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/alien.Rcheck/vign_test/alien/vignettes/basic_usage_files/figure-html/plotting_data-1.png
768x432 pixels, 8 bits/pixel, 256 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 11380 bytes
Input file size = 12250 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 10112
  zc = 9  zm = 8  zs = 1  f = 0		IDAT size = 10034
  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 = 1  f = 0		IDAT size = 10034

Output IDAT size = 10034 bytes (1346 bytes decrease)
Output file size = 10112 bytes (2138 bytes = 17.45% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/alien.Rcheck/vign_test/alien/vignettes/basic_usage_files/figure-html/plotting_fit-1.png
768x432 pixels, 8 bits/pixel, 256 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 13502 bytes
Input file size = 14372 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 12276
  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 = 12276

Output IDAT size = 12276 bytes (1226 bytes decrease)
Output file size = 12354 bytes (2018 bytes = 14.04% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/alien.Rcheck/vign_test/alien/vignettes/basic_usage_files/figure-html/medfish_plot-1.png
768x432 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 38515 bytes
Input file size = 38641 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 30043
  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 = 30043

Output IDAT size = 30043 bytes (8472 bytes decrease)
Output file size = 30121 bytes (8520 bytes = 22.05% decrease)

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

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

Quitting from lines 18-20 [setup] (native_discoveries.Rmd)
Error: processing vignette 'native_discoveries.Rmd' failed with diagnostics:
there is no package called 'rstan'
--- failed re-building ‘native_discoveries.Rmd’

--- re-building ‘simulations.Rmd’ using rmarkdown
** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/alien.Rcheck/vign_test/alien/vignettes/simulations_files/figure-html/show lambda-1.png
768x432 pixels, 8 bits/pixel, 254 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 8818 bytes
Input file size = 9682 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 7951
  zc = 9  zm = 8  zs = 1  f = 0		IDAT size = 7902
  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 = 1  f = 0		IDAT size = 7902

Output IDAT size = 7902 bytes (916 bytes decrease)
Output file size = 7980 bytes (1702 bytes = 17.58% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/alien.Rcheck/vign_test/alien/vignettes/simulations_files/figure-html/unnamed-chunk-3-1.png
672x288 pixels, 8 bits/pixel, 256 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 12326 bytes
Input file size = 13196 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 11340
  zc = 9  zm = 8  zs = 1  f = 0		IDAT size = 11000
  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 = 1  f = 0		IDAT size = 11000

Output IDAT size = 11000 bytes (1326 bytes decrease)
Output file size = 11078 bytes (2118 bytes = 16.05% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/alien.Rcheck/vign_test/alien/vignettes/simulations_files/figure-html/lambda_with_proxy-1.png
768x432 pixels, 8 bits/pixel, 256 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 9858 bytes
Input file size = 10728 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 9016
  zc = 9  zm = 8  zs = 1  f = 0		IDAT size = 8984
  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 = 1  f = 0		IDAT size = 8984

Output IDAT size = 8984 bytes (874 bytes decrease)
Output file size = 9062 bytes (1666 bytes = 15.53% decrease)

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

SUMMARY: processing the following file failed:
  ‘native_discoveries.Rmd’

Error: Vignette re-building failed.
Execution halted