Error(s) in re-building vignettes:
--- re-building ‘wingen-vignette.Rmd’ using rmarkdown
** Processing: /data/gannet/ripley/R/packages/tests-devel/wingen.Rcheck/vign_test/wingen/vignettes/wingen-vignette_files/figure-html/load example data-1.png
480x480 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 32494 bytes
Input file size = 32608 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 23951
  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 = 23951

Output IDAT size = 23951 bytes (8543 bytes decrease)
Output file size = 24029 bytes (8579 bytes = 26.31% decrease)

** Processing: /data/gannet/ripley/R/packages/tests-devel/wingen.Rcheck/vign_test/wingen/vignettes/wingen-vignette_files/figure-html/unnamed-chunk-2-1.png
480x480 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 23947 bytes
Input file size = 24049 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 20418
  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 = 20418

Output IDAT size = 20418 bytes (3529 bytes decrease)
Output file size = 20496 bytes (3553 bytes = 14.77% decrease)

** Processing: /data/gannet/ripley/R/packages/tests-devel/wingen.Rcheck/vign_test/wingen/vignettes/wingen-vignette_files/figure-html/unnamed-chunk-2-2.png
480x480 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 23441 bytes
Input file size = 23543 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 20000
  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 = 20000

Output IDAT size = 20000 bytes (3441 bytes decrease)
Output file size = 20078 bytes (3465 bytes = 14.72% decrease)

** Processing: /data/gannet/ripley/R/packages/tests-devel/wingen.Rcheck/vign_test/wingen/vignettes/wingen-vignette_files/figure-html/unnamed-chunk-2-3.png
480x480 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 25339 bytes
Input file size = 25453 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 21879
  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 = 21879

Output IDAT size = 21879 bytes (3460 bytes decrease)
Output file size = 21957 bytes (3496 bytes = 13.74% decrease)

** Processing: /data/gannet/ripley/R/packages/tests-devel/wingen.Rcheck/vign_test/wingen/vignettes/wingen-vignette_files/figure-html/unnamed-chunk-2-4.png
480x480 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 22196 bytes
Input file size = 22298 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 18200
  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 = 18200

Output IDAT size = 18200 bytes (3996 bytes decrease)
Output file size = 18278 bytes (4020 bytes = 18.03% decrease)

** Processing: /data/gannet/ripley/R/packages/tests-devel/wingen.Rcheck/vign_test/wingen/vignettes/wingen-vignette_files/figure-html/unnamed-chunk-4-1.png
576x480 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 16780 bytes
Input file size = 16882 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 12938
  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 = 12938

Output IDAT size = 12938 bytes (3842 bytes decrease)
Output file size = 13016 bytes (3866 bytes = 22.90% decrease)

** Processing: /data/gannet/ripley/R/packages/tests-devel/wingen.Rcheck/vign_test/wingen/vignettes/wingen-vignette_files/figure-html/moving window-1.png
480x480 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 14870 bytes
Input file size = 14960 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 12397
  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 = 12397

Output IDAT size = 12397 bytes (2473 bytes decrease)
Output file size = 12475 bytes (2485 bytes = 16.61% decrease)

** Processing: /data/gannet/ripley/R/packages/tests-devel/wingen.Rcheck/vign_test/wingen/vignettes/wingen-vignette_files/figure-html/unnamed-chunk-5-1.png
528x480 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 12805 bytes
Input file size = 12895 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 11873
  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 = 11091
  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 = 11091

Output IDAT size = 11091 bytes (1714 bytes decrease)
Output file size = 11169 bytes (1726 bytes = 13.39% decrease)

** Processing: /data/gannet/ripley/R/packages/tests-devel/wingen.Rcheck/vign_test/wingen/vignettes/wingen-vignette_files/figure-html/unnamed-chunk-6-1.png
480x480 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 13421 bytes
Input file size = 13511 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 11788
  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 = 11788

Output IDAT size = 11788 bytes (1633 bytes decrease)
Output file size = 11866 bytes (1645 bytes = 12.18% decrease)

** Processing: /data/gannet/ripley/R/packages/tests-devel/wingen.Rcheck/vign_test/wingen/vignettes/wingen-vignette_files/figure-html/unnamed-chunk-6-2.png
480x480 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 10641 bytes
Input file size = 10731 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 10041
  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 = 9283
  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 = 9283

Output IDAT size = 9283 bytes (1358 bytes decrease)
Output file size = 9361 bytes (1370 bytes = 12.77% decrease)

** Processing: /data/gannet/ripley/R/packages/tests-devel/wingen.Rcheck/vign_test/wingen/vignettes/wingen-vignette_files/figure-html/unnamed-chunk-7-1.png
480x480 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 18683 bytes
Input file size = 18785 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 14111
  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 = 14111

Output IDAT size = 14111 bytes (4572 bytes decrease)
Output file size = 14189 bytes (4596 bytes = 24.47% decrease)

** Processing: /data/gannet/ripley/R/packages/tests-devel/wingen.Rcheck/vign_test/wingen/vignettes/wingen-vignette_files/figure-html/circle-1.png
480x480 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 9980 bytes
Input file size = 10070 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 9529
  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 = 8729
  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 = 8729

Output IDAT size = 8729 bytes (1251 bytes decrease)
Output file size = 8807 bytes (1263 bytes = 12.54% decrease)

** Processing: /data/gannet/ripley/R/packages/tests-devel/wingen.Rcheck/vign_test/wingen/vignettes/wingen-vignette_files/figure-html/variable circle-1.png
480x480 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 10804 bytes
Input file size = 10894 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 10069
  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 = 9502
  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 = 9502

Output IDAT size = 9502 bytes (1302 bytes decrease)
Output file size = 9580 bytes (1314 bytes = 12.06% decrease)

** Processing: /data/gannet/ripley/R/packages/tests-devel/wingen.Rcheck/vign_test/wingen/vignettes/wingen-vignette_files/figure-html/unnamed-chunk-9-1.png
624x480 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 16846 bytes
Input file size = 16948 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 13211
  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 = 13211

Output IDAT size = 13211 bytes (3635 bytes decrease)
Output file size = 13289 bytes (3659 bytes = 21.59% decrease)

** Processing: /data/gannet/ripley/R/packages/tests-devel/wingen.Rcheck/vign_test/wingen/vignettes/wingen-vignette_files/figure-html/unnamed-chunk-9-2.png
624x480 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 12925 bytes
Input file size = 13015 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 12829
  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 = 11292
  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 = 11292

Output IDAT size = 11292 bytes (1633 bytes decrease)
Output file size = 11370 bytes (1645 bytes = 12.64% decrease)

** Processing: /data/gannet/ripley/R/packages/tests-devel/wingen.Rcheck/vign_test/wingen/vignettes/wingen-vignette_files/figure-html/resist-1.png
480x480 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 11511 bytes
Input file size = 11601 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 10379
  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 = 10046
  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 = 10046

Output IDAT size = 10046 bytes (1465 bytes decrease)
Output file size = 10124 bytes (1477 bytes = 12.73% decrease)

** Processing: /data/gannet/ripley/R/packages/tests-devel/wingen.Rcheck/vign_test/wingen/vignettes/wingen-vignette_files/figure-html/unnamed-chunk-10-1.png
624x480 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 16819 bytes
Input file size = 16921 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 13103
  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 = 13103

Output IDAT size = 13103 bytes (3716 bytes decrease)
Output file size = 13181 bytes (3740 bytes = 22.10% decrease)

** Processing: /data/gannet/ripley/R/packages/tests-devel/wingen.Rcheck/vign_test/wingen/vignettes/wingen-vignette_files/figure-html/unnamed-chunk-10-2.png
624x480 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 12628 bytes
Input file size = 12718 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 12252
  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 = 11044
  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 = 11044

Output IDAT size = 11044 bytes (1584 bytes decrease)
Output file size = 11122 bytes (1596 bytes = 12.55% decrease)

** Processing: /data/gannet/ripley/R/packages/tests-devel/wingen.Rcheck/vign_test/wingen/vignettes/wingen-vignette_files/figure-html/unnamed-chunk-10-3.png
624x480 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 5667 bytes
Input file size = 5745 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 = 4996
  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 = 4996

Output IDAT size = 4996 bytes (671 bytes decrease)
Output file size = 5074 bytes (671 bytes = 11.68% decrease)