Error(s) in re-building vignettes:
--- re-building ‘printCrudeAndAdjustedModel.Rmd’ using rmarkdown
Loading required package: forestplot
Loading required package: grid
Loading required package: magrittr
Loading required package: checkmate
Loading required package: Gmisc
Loading required package: Rcpp
Loading required package: htmlTable
Loading required package: lattice
Loading required package: survival
Loading required package: Formula
Loading required package: ggplot2

Attaching package: 'Hmisc'

The following objects are masked from 'package:base':

    format.pval, units

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 'printCrudeAndAdjustedModel.Rmd' failed with diagnostics:
pandoc document conversion failed with error 6
--- failed re-building ‘printCrudeAndAdjustedModel.Rmd’

--- re-building ‘timeSplitter.Rmd’ using rmarkdown
Loading required package: forestplot
Loading required package: grid
Loading required package: checkmate
Loading required package: Gmisc
Loading required package: Rcpp
Loading required package: htmlTable

Attaching package: 'dplyr'

The following objects are masked from 'package:stats':

    filter, lag

The following objects are masked from 'package:base':

    intersect, setdiff, setequal, union

Warning in coxpenal.fit(X, Y, istrat, offset, init = init, control, weights = weights,  :
  Inner loop failed to coverge for iterations 3
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 'timeSplitter.Rmd' failed with diagnostics:
pandoc document conversion failed with error 6
--- failed re-building ‘timeSplitter.Rmd’

SUMMARY: processing the following files failed:
  ‘printCrudeAndAdjustedModel.Rmd’ ‘timeSplitter.Rmd’

Error: Vignette re-building failed.
Execution halted