Error(s) in re-building vignettes:
--- re-building ‘randomForestExplainer.Rmd’ using rmarkdown
randomForest 4.6-14
Type rfNews() to see new features/changes/bug fixes.
Warning: Using alpha for a discrete variable is not advised.
`geom_smooth()` using formula 'y ~ x'
`geom_smooth()` using formula 'y ~ x'
`geom_smooth()` using formula 'y ~ x'
`geom_smooth()` using formula 'y ~ x'
`geom_smooth()` using formula 'y ~ x'
`geom_smooth()` using formula 'y ~ x'
Warning in simpleLoess(y, x, w, span, degree = degree, parametric = parametric,  :
  at  0.985
Warning in simpleLoess(y, x, w, span, degree = degree, parametric = parametric,  :
  radius  0.000225
Warning in simpleLoess(y, x, w, span, degree = degree, parametric = parametric,  :
  all data on boundary of neighborhood. make span bigger
Warning in simpleLoess(y, x, w, span, degree = degree, parametric = parametric,  :
  pseudoinverse used at 0.985
Warning in simpleLoess(y, x, w, span, degree = degree, parametric = parametric,  :
  neighborhood radius 0.015
Warning in simpleLoess(y, x, w, span, degree = degree, parametric = parametric,  :
  reciprocal condition number  1
Warning in simpleLoess(y, x, w, span, degree = degree, parametric = parametric,  :
  zero-width neighborhood. make span bigger
Warning in simpleLoess(y, x, w, span, degree = degree, parametric = parametric,  :
  There are other near singularities as well. 1
Warning: Computation failed in `stat_smooth()`:
NA/NaN/Inf in foreign function call (arg 5)
`geom_smooth()` using formula 'y ~ x'
`geom_smooth()` using formula 'y ~ x'
`geom_smooth()` using formula 'y ~ x'
Warning in simpleLoess(y, x, w, span, degree = degree, parametric = parametric,  :
  at  0.985
Warning in simpleLoess(y, x, w, span, degree = degree, parametric = parametric,  :
  radius  0.000225
Warning in simpleLoess(y, x, w, span, degree = degree, parametric = parametric,  :
  all data on boundary of neighborhood. make span bigger
Warning in simpleLoess(y, x, w, span, degree = degree, parametric = parametric,  :
  pseudoinverse used at 0.985
Warning in simpleLoess(y, x, w, span, degree = degree, parametric = parametric,  :
  neighborhood radius 0.015
Warning in simpleLoess(y, x, w, span, degree = degree, parametric = parametric,  :
  reciprocal condition number  1
Warning in simpleLoess(y, x, w, span, degree = degree, parametric = parametric,  :
  zero-width neighborhood. make span bigger
Warning in simpleLoess(y, x, w, span, degree = degree, parametric = parametric,  :
  There are other near singularities as well. 1
Warning: Computation failed in `stat_smooth()`:
NA/NaN/Inf in foreign function call (arg 5)
`geom_smooth()` using formula 'y ~ x'
dyld: lazy symbol binding failed: Symbol not found: ____chkstk_darwin
  Referenced from: /usr/local/bin/pandoc (which was built for Mac OS X 10.15)
  Expected in: /usr/lib/libSystem.B.dylib

dyld: Symbol not found: ____chkstk_darwin
  Referenced from: /usr/local/bin/pandoc (which was built for Mac OS X 10.15)
  Expected in: /usr/lib/libSystem.B.dylib

Error: processing vignette 'randomForestExplainer.Rmd' failed with diagnostics:
pandoc document conversion failed with error 6
--- failed re-building ‘randomForestExplainer.Rmd’

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

Error: Vignette re-building failed.
Execution halted