Error(s) in re-building vignettes:
--- re-building ‘ref-icar-vignette.Rmd’ using rmarkdown
Warning in eng_r(options) :
  Failed to tidy R code in chunk 'unnamed-chunk-1'. Reason:
Error : The formatR package is required by the chunk option tidy = TRUE but not installed; tidy = TRUE will be ignored.

Warning in eng_r(options) :
  Failed to tidy R code in chunk 'unnamed-chunk-2'. Reason:
Error : The formatR package is required by the chunk option tidy = TRUE but not installed; tidy = TRUE will be ignored.

Warning in eng_r(options) :
  Failed to tidy R code in chunk 'unnamed-chunk-3'. Reason:
Error : The formatR package is required by the chunk option tidy = TRUE but not installed; tidy = TRUE will be ignored.

** Processing: /data/gannet/ripley/R/packages/tests-clang/ref.ICAR.Rcheck/vign_test/ref.ICAR/vignettes/ref-icar-vignette_files/figure-html/unnamed-chunk-3-1.png
672x528 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 55460 bytes
Input file size = 55610 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 45499
  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 = 45499

Output IDAT size = 45499 bytes (9961 bytes decrease)
Output file size = 45577 bytes (10033 bytes = 18.04% decrease)

Warning in eng_r(options) :
  Failed to tidy R code in chunk 'unnamed-chunk-4'. Reason:
Error : The formatR package is required by the chunk option tidy = TRUE but not installed; tidy = TRUE will be ignored.

** Processing: /data/gannet/ripley/R/packages/tests-clang/ref.ICAR.Rcheck/vign_test/ref.ICAR/vignettes/ref-icar-vignette_files/figure-html/unnamed-chunk-4-1.png
672x528 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 51909 bytes
Input file size = 52059 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 43151
  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 = 43151

Output IDAT size = 43151 bytes (8758 bytes decrease)
Output file size = 43229 bytes (8830 bytes = 16.96% decrease)

Warning in eng_r(options) :
  Failed to tidy R code in chunk 'unnamed-chunk-5'. Reason:
Error : The formatR package is required by the chunk option tidy = TRUE but not installed; tidy = TRUE will be ignored.

Warning in eng_r(options) :
  Failed to tidy R code in chunk 'unnamed-chunk-6'. Reason:
Error : The formatR package is required by the chunk option tidy = TRUE but not installed; tidy = TRUE will be ignored.

Warning in eng_r(options) :
  Failed to tidy R code in chunk 'unnamed-chunk-7'. Reason:
Error : The formatR package is required by the chunk option tidy = TRUE but not installed; tidy = TRUE will be ignored.

Warning in eng_r(options) :
  Failed to tidy R code in chunk 'unnamed-chunk-8'. Reason:
Error : The formatR package is required by the chunk option tidy = TRUE but not installed; tidy = TRUE will be ignored.

** Processing: /data/gannet/ripley/R/packages/tests-clang/ref.ICAR.Rcheck/vign_test/ref.ICAR/vignettes/ref-icar-vignette_files/figure-html/unnamed-chunk-8-1.png
672x480 pixels, 8 bits/pixel, 256 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 30588 bytes
Input file size = 31482 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 28560
  zc = 9  zm = 8  zs = 1  f = 0		IDAT size = 28557
  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 = 25749
  zc = 9  zm = 8  zs = 1  f = 5		IDAT size = 25168
  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 = 25168

Output IDAT size = 25168 bytes (5420 bytes decrease)
Output file size = 25246 bytes (6236 bytes = 19.81% decrease)

Warning in eng_r(options) :
  Failed to tidy R code in chunk 'unnamed-chunk-9'. Reason:
Error : The formatR package is required by the chunk option tidy = TRUE but not installed; tidy = TRUE will be ignored.

Warning in eng_r(options) :
  Failed to tidy R code in chunk 'unnamed-chunk-10'. Reason:
Error : The formatR package is required by the chunk option tidy = TRUE but not installed; tidy = TRUE will be ignored.

** Processing: /data/gannet/ripley/R/packages/tests-clang/ref.ICAR.Rcheck/vign_test/ref.ICAR/vignettes/ref-icar-vignette_files/figure-html/unnamed-chunk-10-1.png
672x528 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 52647 bytes
Input file size = 52797 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 43077
  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 = 43077

Output IDAT size = 43077 bytes (9570 bytes decrease)
Output file size = 43155 bytes (9642 bytes = 18.26% decrease)

Warning in eng_r(options) :
  Failed to tidy R code in chunk 'unnamed-chunk-11'. Reason:
Error : The formatR package is required by the chunk option tidy = TRUE but not installed; tidy = TRUE will be ignored.

** Processing: /data/gannet/ripley/R/packages/tests-clang/ref.ICAR.Rcheck/vign_test/ref.ICAR/vignettes/ref-icar-vignette_files/figure-html/unnamed-chunk-11-1.png
672x480 pixels, 8 bits/pixel, 256 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 29088 bytes
Input file size = 29982 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 27074
  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 = 24769
  zc = 9  zm = 8  zs = 1  f = 5		IDAT size = 24239
  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 = 24239

Output IDAT size = 24239 bytes (4849 bytes decrease)
Output file size = 24317 bytes (5665 bytes = 18.89% decrease)

Warning in eng_r(options) :
  Failed to tidy R code in chunk 'unnamed-chunk-12'. Reason:
Error : The formatR package is required by the chunk option tidy = TRUE but not installed; tidy = TRUE will be ignored.


Quitting from lines 269-276 [unnamed-chunk-12] (ref-icar-vignette.Rmd)
Error: processing vignette 'ref-icar-vignette.Rmd' failed with diagnostics:
`dsn` must point to a source, not an empty string.
--- failed re-building ‘ref-icar-vignette.Rmd’

SUMMARY: processing the following file failed:
  ‘ref-icar-vignette.Rmd’

Error: Vignette re-building failed.
Execution halted