Error(s) in re-building vignettes:
--- re-building ‘tf_idf.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

Joining, by = "book"
`stat_bin()` using `bins = 30`. Pick better value with `binwidth`.
Warning: Removed 896 rows containing non-finite values (stat_bin).
Warning: Removed 6 rows containing missing values (geom_bar).
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 'tf_idf.Rmd' failed with diagnostics:
pandoc document conversion failed with error 6
--- failed re-building ‘tf_idf.Rmd’

--- re-building ‘tidying_casting.Rmd’ using rmarkdown
Loading required package: NLP

Attaching package: 'NLP'

The following object is masked from 'package:ggplot2':

    annotate


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

Package version: 2.0.1
Parallel computing: 2 of 6 threads used.
See https://quanteda.io for tutorials and examples.

Attaching package: 'quanteda'

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

    as.DocumentTermMatrix, stopwords

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

    meta, meta<-

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

    View

Joining, by = "word"
Joining, by = "word"
`geom_smooth()` using method = 'loess' and 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 'tidying_casting.Rmd' failed with diagnostics:
pandoc document conversion failed with error 6
--- failed re-building ‘tidying_casting.Rmd’

--- re-building ‘tidytext.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

Joining, by = "word"
Joining, by = "word"
Joining, by = "word"
Joining, by = "word"
Loading required package: RColorBrewer

Attaching package: 'reshape2'

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

    smiths

Joining, by = "word"
Joining, by = "word"
Selecting by ratio
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 'tidytext.Rmd' failed with diagnostics:
pandoc document conversion failed with error 6
--- failed re-building ‘tidytext.Rmd’

--- re-building ‘topic_modeling.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

Joining, by = "word"
`stat_bin()` using `bins = 30`. Pick better value with `binwidth`.
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 'topic_modeling.Rmd' failed with diagnostics:
pandoc document conversion failed with error 6
--- failed re-building ‘topic_modeling.Rmd’

SUMMARY: processing the following files failed:
  ‘tf_idf.Rmd’ ‘tidying_casting.Rmd’ ‘tidytext.Rmd’
  ‘topic_modeling.Rmd’

Error: Vignette re-building failed.
Execution halted