Error(s) in re-building vignettes:
  ...
--- re-building ‘sf1.Rmd’ using rmarkdown
** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/sf.Rcheck/vign_test/sf/vignettes/sf1_files/figure-html/unnamed-chunk-10-1.png
576x288 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 44433 bytes
Input file size = 44571 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 37636
  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 = 37636

Output IDAT size = 37636 bytes (6797 bytes decrease)
Output file size = 37714 bytes (6857 bytes = 15.38% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/sf.Rcheck/vign_test/sf/vignettes/sf1_files/figure-html/unnamed-chunk-11-1.png
576x336 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 20614 bytes
Input file size = 20716 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 17636
  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 = 17636

Output IDAT size = 17636 bytes (2978 bytes decrease)
Output file size = 17714 bytes (3002 bytes = 14.49% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/sf.Rcheck/vign_test/sf/vignettes/sf1_files/figure-html/unnamed-chunk-20-1.png
576x432 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 15495 bytes
Input file size = 15585 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 13456
  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 = 13456

Output IDAT size = 13456 bytes (2039 bytes decrease)
Output file size = 13534 bytes (2051 bytes = 13.16% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/sf.Rcheck/vign_test/sf/vignettes/sf1_files/figure-html/unnamed-chunk-39-1.png
576x288 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 11770 bytes
Input file size = 11860 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 10013
  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 = 10013

Output IDAT size = 10013 bytes (1757 bytes decrease)
Output file size = 10091 bytes (1769 bytes = 14.92% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/sf.Rcheck/vign_test/sf/vignettes/sf1_files/figure-html/unnamed-chunk-40-1.png
576x288 pixels, 8 bits/pixel, 256 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 7382 bytes
Input file size = 8240 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 6689
  zc = 9  zm = 8  zs = 1  f = 0
  zc = 1  zm = 8  zs = 2  f = 0
  zc = 9  zm = 8  zs = 3  f = 0		IDAT size = 6639
  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 = 3  f = 0		IDAT size = 6639

Output IDAT size = 6639 bytes (743 bytes decrease)
Output file size = 6717 bytes (1523 bytes = 18.48% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/sf.Rcheck/vign_test/sf/vignettes/sf1_files/figure-html/unnamed-chunk-41-1.png
672x288 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 8904 bytes
Input file size = 8994 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 6881
  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 = 6881

Output IDAT size = 6881 bytes (2023 bytes decrease)
Output file size = 6959 bytes (2035 bytes = 22.63% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/sf.Rcheck/vign_test/sf/vignettes/sf1_files/figure-html/unnamed-chunk-43-1.png
576x288 pixels, 8 bits/pixel, 246 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 5324 bytes
Input file size = 6152 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 4728
  zc = 9  zm = 8  zs = 1  f = 0		IDAT size = 4716
  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 = 4514
  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 = 4514

Output IDAT size = 4514 bytes (810 bytes decrease)
Output file size = 4592 bytes (1560 bytes = 25.36% decrease)

--- finished re-building ‘sf1.Rmd’

--- re-building ‘sf2.Rmd’ using rmarkdown
** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/sf.Rcheck/vign_test/sf/vignettes/sf2_files/figure-html/unnamed-chunk-20-1.png
576x432 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 110258 bytes
Input file size = 110492 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 97613
  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 = 97613

Output IDAT size = 97613 bytes (12645 bytes decrease)
Output file size = 97691 bytes (12801 bytes = 11.59% decrease)

--- finished re-building ‘sf2.Rmd’

--- re-building ‘sf3.Rmd’ using rmarkdown
** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/sf.Rcheck/vign_test/sf/vignettes/sf3_files/figure-html/unnamed-chunk-8-1.png
576x432 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 72455 bytes
Input file size = 72629 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 52723
  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 = 52723

Output IDAT size = 52723 bytes (19732 bytes decrease)
Output file size = 52801 bytes (19828 bytes = 27.30% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/sf.Rcheck/vign_test/sf/vignettes/sf3_files/figure-html/unnamed-chunk-14-1.png
576x432 pixels, 8 bits/pixel, 135 colors in palette
Input IDAT size = 2066 bytes
Input file size = 2561 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 1399
  zc = 9  zm = 8  zs = 1  f = 0		IDAT size = 1399
  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 = 1278
  zc = 9  zm = 8  zs = 1  f = 5		IDAT size = 1278
  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 = 1278

Output IDAT size = 1278 bytes (788 bytes decrease)
Output file size = 1773 bytes (788 bytes = 30.77% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/sf.Rcheck/vign_test/sf/vignettes/sf3_files/figure-html/unnamed-chunk-23-1.png
576x432 pixels, 8 bits/pixel, 43 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 1714 bytes
Input file size = 1933 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 1157
  zc = 9  zm = 8  zs = 1  f = 0		IDAT size = 1157
  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 = 950
  zc = 9  zm = 8  zs = 1  f = 5		IDAT size = 950
  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 = 950

Output IDAT size = 950 bytes (764 bytes decrease)
Output file size = 1028 bytes (905 bytes = 46.82% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/sf.Rcheck/vign_test/sf/vignettes/sf3_files/figure-html/unnamed-chunk-24-1.png
576x432 pixels, 8 bits/pixel, 215 colors in palette
Input IDAT size = 3357 bytes
Input file size = 4092 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 2470
  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 = 2470

Output IDAT size = 2470 bytes (887 bytes decrease)
Output file size = 3205 bytes (887 bytes = 21.68% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/sf.Rcheck/vign_test/sf/vignettes/sf3_files/figure-html/unnamed-chunk-25-1.png
576x432 pixels, 8 bits/pixel, 44 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 1713 bytes
Input file size = 1935 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 1160
  zc = 9  zm = 8  zs = 1  f = 0		IDAT size = 1160
  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 = 948
  zc = 9  zm = 8  zs = 1  f = 5		IDAT size = 948
  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 = 948

Output IDAT size = 948 bytes (765 bytes decrease)
Output file size = 1026 bytes (909 bytes = 46.98% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/sf.Rcheck/vign_test/sf/vignettes/sf3_files/figure-html/unnamed-chunk-26-1.png
576x432 pixels, 8 bits/pixel, 67 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 1884 bytes
Input file size = 2175 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 1470
  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 = 1408
  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 = 1408

Output IDAT size = 1408 bytes (476 bytes decrease)
Output file size = 1486 bytes (689 bytes = 31.68% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/sf.Rcheck/vign_test/sf/vignettes/sf3_files/figure-html/unnamed-chunk-27-1.png
576x432 pixels, 8 bits/pixel, 172 colors in palette
Input IDAT size = 2065 bytes
Input file size = 2671 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 1459
  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 = 1415
  zc = 9  zm = 8  zs = 1  f = 5		IDAT size = 1415
  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 = 1415

Output IDAT size = 1415 bytes (650 bytes decrease)
Output file size = 2021 bytes (650 bytes = 24.34% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/sf.Rcheck/vign_test/sf/vignettes/sf3_files/figure-html/unnamed-chunk-28-1.png
576x432 pixels, 8 bits/pixel, 126 colors in palette
Input IDAT size = 1972 bytes
Input file size = 2440 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 1381
  zc = 9  zm = 8  zs = 1  f = 0		IDAT size = 1381
  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 = 1272
  zc = 9  zm = 8  zs = 1  f = 5		IDAT size = 1272
  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 = 1272

Output IDAT size = 1272 bytes (700 bytes decrease)
Output file size = 1740 bytes (700 bytes = 28.69% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/sf.Rcheck/vign_test/sf/vignettes/sf3_files/figure-html/unnamed-chunk-29-1.png
576x432 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 10234 bytes
Input file size = 10324 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 10111
  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 = 9083
  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 = 9083

Output IDAT size = 9083 bytes (1151 bytes decrease)
Output file size = 9161 bytes (1163 bytes = 11.27% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/sf.Rcheck/vign_test/sf/vignettes/sf3_files/figure-html/unnamed-chunk-30-1.png
576x432 pixels, 8 bits/pixel, 246 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 3252 bytes
Input file size = 4080 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 2796
  zc = 9  zm = 8  zs = 1  f = 0		IDAT size = 2796
  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 = 2796

Output IDAT size = 2796 bytes (456 bytes decrease)
Output file size = 2874 bytes (1206 bytes = 29.56% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/sf.Rcheck/vign_test/sf/vignettes/sf3_files/figure-html/unnamed-chunk-31-1.png
576x432 pixels, 8 bits/pixel, 215 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 4402 bytes
Input file size = 5137 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 4119
  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 = 3421
  zc = 9  zm = 8  zs = 1  f = 5		IDAT size = 3397
  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 = 3397

Output IDAT size = 3397 bytes (1005 bytes decrease)
Output file size = 3475 bytes (1662 bytes = 32.35% decrease)

--- finished re-building ‘sf3.Rmd’

--- re-building ‘sf4.Rmd’ using rmarkdown
** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/sf.Rcheck/vign_test/sf/vignettes/sf4_files/figure-html/unnamed-chunk-10-1.png
576x432 pixels, 8 bits/pixel, 256 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 7058 bytes
Input file size = 7916 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 6215
  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 = 6215

Output IDAT size = 6215 bytes (843 bytes decrease)
Output file size = 6293 bytes (1623 bytes = 20.50% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/sf.Rcheck/vign_test/sf/vignettes/sf4_files/figure-html/unnamed-chunk-12-1.png
576x432 pixels, 8 bits/pixel, 164 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 1745 bytes
Input file size = 2327 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 1315
  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 = 1315

Output IDAT size = 1315 bytes (430 bytes decrease)
Output file size = 1393 bytes (934 bytes = 40.14% decrease)

--- finished re-building ‘sf4.Rmd’

--- re-building ‘sf5.Rmd’ using rmarkdown
** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/sf.Rcheck/vign_test/sf/vignettes/sf5_files/figure-html/unnamed-chunk-1-1.png
288x288 pixels, 8 bits/pixel, 255 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 5204 bytes
Input file size = 6059 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 4744
  zc = 9  zm = 8  zs = 1  f = 0		IDAT size = 4689
  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 = 4689

Output IDAT size = 4689 bytes (515 bytes decrease)
Output file size = 4767 bytes (1292 bytes = 21.32% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/sf.Rcheck/vign_test/sf/vignettes/sf5_files/figure-html/unnamed-chunk-2-1.png
288x288 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 23378 bytes
Input file size = 23480 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 20786
  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 = 20786

Output IDAT size = 20786 bytes (2592 bytes decrease)
Output file size = 20864 bytes (2616 bytes = 11.14% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/sf.Rcheck/vign_test/sf/vignettes/sf5_files/figure-html/unnamed-chunk-3-1.png
288x288 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 30922 bytes
Input file size = 31036 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 27240
  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 = 27240

Output IDAT size = 27240 bytes (3682 bytes decrease)
Output file size = 27318 bytes (3718 bytes = 11.98% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/sf.Rcheck/vign_test/sf/vignettes/sf5_files/figure-html/unnamed-chunk-4-1.png
288x288 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 18370 bytes
Input file size = 18472 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 14706
  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 = 14706

Output IDAT size = 14706 bytes (3664 bytes decrease)
Output file size = 14784 bytes (3688 bytes = 19.97% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/sf.Rcheck/vign_test/sf/vignettes/sf5_files/figure-html/unnamed-chunk-5-1.png
288x288 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 21148 bytes
Input file size = 21250 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 17445
  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 = 17445

Output IDAT size = 17445 bytes (3703 bytes decrease)
Output file size = 17523 bytes (3727 bytes = 17.54% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/sf.Rcheck/vign_test/sf/vignettes/sf5_files/figure-html/unnamed-chunk-6-1.png
288x288 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 22470 bytes
Input file size = 22572 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 18590
  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 = 18590

Output IDAT size = 18590 bytes (3880 bytes decrease)
Output file size = 18668 bytes (3904 bytes = 17.30% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/sf.Rcheck/vign_test/sf/vignettes/sf5_files/figure-html/unnamed-chunk-7-1.png
288x288 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 17657 bytes
Input file size = 17759 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 14554
  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 = 14554

Output IDAT size = 14554 bytes (3103 bytes decrease)
Output file size = 14632 bytes (3127 bytes = 17.61% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/sf.Rcheck/vign_test/sf/vignettes/sf5_files/figure-html/unnamed-chunk-8-1.png
288x288 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 29904 bytes
Input file size = 30018 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 24373
  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 = 24373

Output IDAT size = 24373 bytes (5531 bytes decrease)
Output file size = 24451 bytes (5567 bytes = 18.55% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/sf.Rcheck/vign_test/sf/vignettes/sf5_files/figure-html/unnamed-chunk-9-1.png
288x288 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 16502 bytes
Input file size = 16604 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 12629
  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 = 12629

Output IDAT size = 12629 bytes (3873 bytes decrease)
Output file size = 12707 bytes (3897 bytes = 23.47% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/sf.Rcheck/vign_test/sf/vignettes/sf5_files/figure-html/unnamed-chunk-10-1.png
288x288 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 23118 bytes
Input file size = 23220 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 18564
  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 = 18564

Output IDAT size = 18564 bytes (4554 bytes decrease)
Output file size = 18642 bytes (4578 bytes = 19.72% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/sf.Rcheck/vign_test/sf/vignettes/sf5_files/figure-html/unnamed-chunk-11-1.png
288x288 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 23179 bytes
Input file size = 23281 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 19109
  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 = 19109

Output IDAT size = 19109 bytes (4070 bytes decrease)
Output file size = 19187 bytes (4094 bytes = 17.59% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/sf.Rcheck/vign_test/sf/vignettes/sf5_files/figure-html/unnamed-chunk-12-1.png
288x288 pixels, 8 bits/pixel, 256 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 8320 bytes
Input file size = 9190 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 7747
  zc = 9  zm = 8  zs = 1  f = 0		IDAT size = 7619
  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 = 7619

Output IDAT size = 7619 bytes (701 bytes decrease)
Output file size = 7697 bytes (1493 bytes = 16.25% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/sf.Rcheck/vign_test/sf/vignettes/sf5_files/figure-html/unnamed-chunk-13-1.png
288x288 pixels, 8 bits/pixel, 256 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 6615 bytes
Input file size = 7473 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 6136
  zc = 9  zm = 8  zs = 1  f = 0		IDAT size = 6069
  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 = 6069

Output IDAT size = 6069 bytes (546 bytes decrease)
Output file size = 6147 bytes (1326 bytes = 17.74% decrease)


Quitting from lines 121-127 [unnamed-chunk-14] (sf5.Rmd)
Error: processing vignette 'sf5.Rmd' failed with diagnostics:
there is no package called 'maps'
--- failed re-building ‘sf5.Rmd’

--- re-building ‘sf6.Rmd’ using rmarkdown
** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/sf.Rcheck/vign_test/sf/vignettes/sf6_files/figure-html/unnamed-chunk-3-1.png
576x432 pixels, 8 bits/pixel, 256 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 16643 bytes
Input file size = 17525 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 15584
  zc = 9  zm = 8  zs = 1  f = 0
  zc = 1  zm = 8  zs = 2  f = 0
  zc = 9  zm = 8  zs = 3  f = 0		IDAT size = 15235
  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 = 3  f = 0		IDAT size = 15235

Output IDAT size = 15235 bytes (1408 bytes decrease)
Output file size = 15313 bytes (2212 bytes = 12.62% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/sf.Rcheck/vign_test/sf/vignettes/sf6_files/figure-html/unnamed-chunk-3-2.png
576x432 pixels, 8 bits/pixel, 253 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 9840 bytes
Input file size = 10701 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 8935
  zc = 9  zm = 8  zs = 1  f = 0		IDAT size = 8902
  zc = 1  zm = 8  zs = 2  f = 0
  zc = 9  zm = 8  zs = 3  f = 0		IDAT size = 8827
  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 = 3  f = 0		IDAT size = 8827

Output IDAT size = 8827 bytes (1013 bytes decrease)
Output file size = 8905 bytes (1796 bytes = 16.78% decrease)

--- finished re-building ‘sf6.Rmd’

--- re-building ‘sf7.Rmd’ using rmarkdown
** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/sf.Rcheck/vign_test/sf/vignettes/sf7_files/figure-html/unnamed-chunk-7-1.png
576x432 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 26870 bytes
Input file size = 26984 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 22767
  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 = 22767

Output IDAT size = 22767 bytes (4103 bytes decrease)
Output file size = 22845 bytes (4139 bytes = 15.34% decrease)

Linking to liblwgeom 3.0.0beta1 r16016, GEOS 3.13.0, PROJ 9.5.0

Attaching package: 'lwgeom'

The following object is masked from 'package:sf':

    st_perimeter

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/sf.Rcheck/vign_test/sf/vignettes/sf7_files/figure-html/unnamed-chunk-14-1.png
576x432 pixels, 8 bits/pixel, 256 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 10880 bytes
Input file size = 11750 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 9888
  zc = 9  zm = 8  zs = 1  f = 0		IDAT size = 9840
  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 = 9840

Output IDAT size = 9840 bytes (1040 bytes decrease)
Output file size = 9918 bytes (1832 bytes = 15.59% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/sf.Rcheck/vign_test/sf/vignettes/sf7_files/figure-html/unnamed-chunk-15-1.png
576x432 pixels, 8 bits/pixel, 256 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 7915 bytes
Input file size = 8773 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 7315
  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 = 7315

Output IDAT size = 7315 bytes (600 bytes decrease)
Output file size = 7393 bytes (1380 bytes = 15.73% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/sf.Rcheck/vign_test/sf/vignettes/sf7_files/figure-html/unnamed-chunk-16-1.png
576x432 pixels, 8 bits/pixel, 256 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 11061 bytes
Input file size = 11931 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 10086
  zc = 9  zm = 8  zs = 1  f = 0		IDAT size = 10066
  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 = 10066

Output IDAT size = 10066 bytes (995 bytes decrease)
Output file size = 10144 bytes (1787 bytes = 14.98% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/sf.Rcheck/vign_test/sf/vignettes/sf7_files/figure-html/unnamed-chunk-18-1.png
576x432 pixels, 8 bits/pixel, 255 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 5242 bytes
Input file size = 6097 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 4326
  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 = 4326

Output IDAT size = 4326 bytes (916 bytes decrease)
Output file size = 4404 bytes (1693 bytes = 27.77% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/sf.Rcheck/vign_test/sf/vignettes/sf7_files/figure-html/unnamed-chunk-18-2.png
576x432 pixels, 8 bits/pixel, 256 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 5370 bytes
Input file size = 6228 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 4450
  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 = 4450

Output IDAT size = 4450 bytes (920 bytes decrease)
Output file size = 4528 bytes (1700 bytes = 27.30% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/sf.Rcheck/vign_test/sf/vignettes/sf7_files/figure-html/unnamed-chunk-18-3.png
576x432 pixels, 8 bits/pixel, 256 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 5210 bytes
Input file size = 6068 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 4308
  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 = 4308

Output IDAT size = 4308 bytes (902 bytes decrease)
Output file size = 4386 bytes (1682 bytes = 27.72% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/sf.Rcheck/vign_test/sf/vignettes/sf7_files/figure-html/unnamed-chunk-18-4.png
576x432 pixels, 8 bits/pixel, 255 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 4818 bytes
Input file size = 5673 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 3878
  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 = 3527
  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 = 3527

Output IDAT size = 3527 bytes (1291 bytes decrease)
Output file size = 3605 bytes (2068 bytes = 36.45% decrease)

--- finished re-building ‘sf7.Rmd’

SUMMARY: processing the following file failed:
  ‘sf5.Rmd’

Error: Vignette re-building failed.
Execution halted