Error(s) in re-building vignettes:
  ...
--- re-building ‘AirbagEffectiveness.Rmd’ using rmarkdown
** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/gamclass.Rcheck/vign_test/gamclass/vignettes/AirbagEffectiveness_files/figure-html/plotFars-1.png
600x408 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 23214 bytes
Input file size = 23316 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 19241
  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 = 19241

Output IDAT size = 19241 bytes (3973 bytes decrease)
Output file size = 19319 bytes (3997 bytes = 17.14% decrease)

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

--- re-building ‘airAccs.Rmd’ using rmarkdown
** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/gamclass.Rcheck/vign_test/gamclass/vignettes/airAccs_files/figure-html/planeCrash-1.png
576x384 pixels, 8 bits/pixel, 256 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 17415 bytes
Input file size = 18297 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 16316
  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 = 16316

Output IDAT size = 16316 bytes (1099 bytes decrease)
Output file size = 16394 bytes (1903 bytes = 10.40% decrease)

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

--- re-building ‘resampling.Rmd’ using rmarkdown
** Processing: figs/key-cats-xy-1.png
408x408 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 25288 bytes
Input file size = 25402 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 19252
  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 = 19252

Output IDAT size = 19252 bytes (6036 bytes decrease)
Output file size = 19330 bytes (6072 bytes = 23.90% decrease)

** Processing: figs/key-cats-qq-1.png
336x336 pixels, 8 bits/pixel, 256 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 7489 bytes
Input file size = 8347 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 6741
  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 = 6741

Output IDAT size = 6741 bytes (748 bytes decrease)
Output file size = 6819 bytes (1528 bytes = 18.31% decrease)


Quitting from lines 126-142 [boot-regcoefs] (resampling.Rmd)
Error: processing vignette 'resampling.Rmd' failed with diagnostics:
there is no package called 'car'
--- failed re-building ‘resampling.Rmd’

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

Error: Vignette re-building failed.
Execution halted