Error(s) in re-building vignettes:
  ...
--- re-building ‘conjugate-families.Rmd’ using rmarkdown
** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/bayesrules.Rcheck/vign_test/bayesrules/vignettes/conjugate-families_files/figure-html/unnamed-chunk-2-1.png
480x384 pixels, 8 bits/pixel, 256 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 8694 bytes
Input file size = 9564 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 7083
  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 = 7083

Output IDAT size = 7083 bytes (1611 bytes decrease)
Output file size = 7161 bytes (2403 bytes = 25.13% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/bayesrules.Rcheck/vign_test/bayesrules/vignettes/conjugate-families_files/figure-html/unnamed-chunk-4-1.png
480x384 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 17914 bytes
Input file size = 18016 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 15322
  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 = 15322

Output IDAT size = 15322 bytes (2592 bytes decrease)
Output file size = 15400 bytes (2616 bytes = 14.52% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/bayesrules.Rcheck/vign_test/bayesrules/vignettes/conjugate-families_files/figure-html/unnamed-chunk-5-1.png
480x384 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 27150 bytes
Input file size = 27264 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 26078
  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 = 25085
  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 = 25085

Output IDAT size = 25085 bytes (2065 bytes decrease)
Output file size = 25163 bytes (2101 bytes = 7.71% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/bayesrules.Rcheck/vign_test/bayesrules/vignettes/conjugate-families_files/figure-html/unnamed-chunk-7-1.png
480x384 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 21317 bytes
Input file size = 21419 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 = 19789
  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 = 19789

Output IDAT size = 19789 bytes (1528 bytes decrease)
Output file size = 19867 bytes (1552 bytes = 7.25% decrease)

--- finished re-building ‘conjugate-families.Rmd’

--- re-building ‘model-evaluation.Rmd’ using rmarkdown

Quitting from model-evaluation.Rmd:126-128 [unnamed-chunk-5]
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
<error/rlang_error>
Error in `mat[2, 2]`:
! subscript out of bounds
---
Backtrace:
    ▆
 1. └─bayesrules::classification_summary_cv(...)
 2.   ├─base::rbind(...)
 3.   │ └─base::rbind(deparse.level, ...)
 4.   └─bayesrules::classification_summary(...)
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Error: processing vignette 'model-evaluation.Rmd' failed with diagnostics:
subscript out of bounds
--- failed re-building ‘model-evaluation.Rmd’

SUMMARY: processing the following file failed:
  ‘model-evaluation.Rmd’

Error: Vignette re-building failed.
Execution halted