Error(s) in re-building vignettes:
--- re-building ‘evergreenreviewgraphs.Rmd’ using rmarkdown

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

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

--- re-building ‘introducing-europepmc.Rmd’ using rmarkdown
182958 records found, returning 100
180236 records found, returning 100
1568 records found, returning 100
1568 records found, returning 10
1 records found, returning 1
1 records found, returning 1
1 records found, returning 1
1 records found, returning 1
10 records found, returning 10
574 records found, returning 574
141 records found, returning 141
79715 records found, returning 100
3565 records found, returning 100
232 records found. Returning 232
169 records found. Returning 169
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 'introducing-europepmc.Rmd' failed with diagnostics:
pandoc document conversion failed with error 6
--- failed re-building ‘introducing-europepmc.Rmd’

SUMMARY: processing the following files failed:
  ‘evergreenreviewgraphs.Rmd’ ‘introducing-europepmc.Rmd’

Error: Vignette re-building failed.
Execution halted