• using R version 4.0.2 (2020-06-22)
• using platform: x86_64-apple-darwin17.0 (64-bit)
• using session charset: UTF-8
• checking for file ‘googleComputeEngineR/DESCRIPTION’ ... OK
• checking extension type ... Package
• this is package ‘googleComputeEngineR’ version ‘0.3.0’
• checking package namespace information ... OK
• checking package dependencies ... OK
• checking if this is a source package ... OK
• checking if there is a namespace ... OK
• checking for executable files ... OK
• checking for hidden files and directories ... OK
• checking for portable file names ... OK
• checking for sufficient/correct file permissions ... OK
• checking whether package ‘googleComputeEngineR’ can be installed ... [5s/6s] OK
• checking installed package size ... OK
• checking package directory ... OK
• checking ‘build’ directory ... OK
• checking DESCRIPTION meta-information ... OK
• checking top-level files ... OK
• checking for left-over files ... OK
• checking index information ... OK
• checking package subdirectories ... OK
• checking R files for non-ASCII characters ... OK
• checking R files for syntax errors ... OK
• checking whether the package can be loaded ... OK
• checking whether the package can be loaded with stated dependencies ... OK
• checking whether the package can be unloaded cleanly ... OK
• checking whether the namespace can be loaded with stated dependencies ... OK
• checking whether the namespace can be unloaded cleanly ... OK
• checking loading without being on the library search path ... OK
• checking dependencies in R code ... OK
• checking S3 generic/method consistency ... OK
• checking replacement functions ... OK
• checking foreign function calls ... OK
• checking R code for possible problems ... [4s/5s] OK
• checking Rd files ... OK
• checking Rd metadata ... OK
• checking Rd cross-references ... OK
• checking for missing documentation entries ... OK
• checking for code/documentation mismatches ... OK
• checking Rd \usage sections ... OK
• checking Rd contents ... OK
• checking for unstated dependencies in examples ... OK
• checking installed files from ‘inst/doc’ ... OK
• checking files in ‘vignettes’ ... OK
• checking examples ... [1s/1s] OK
• checking for unstated dependencies in ‘tests’ ... OK
• checking tests ... [1s/1s] OK
    Running ‘testthat.R’ [1s/1s]
• checking for unstated dependencies in vignettes ... OK
• checking package vignettes in ‘inst/doc’ ... OK
• checking running R code from vignettes ... [7s/8s] NONE
    ‘creating-vms.Rmd’ using ‘UTF-8’... [1s/1s] OK
    ‘docker-ssh-futures.Rmd’ using ‘UTF-8’... [1s/1s] OK
    ‘docker.Rmd’ using ‘UTF-8’... [0s/0s] OK
    ‘example-workflows.Rmd’ using ‘UTF-8’... [1s/1s] OK
    ‘gpu.Rmd’ using ‘UTF-8’... [0s/0s] OK
    ‘installation-and-authentication.Rmd’ using ‘UTF-8’... [0s/0s] OK
    ‘massive-parallel.Rmd’ using ‘UTF-8’... [1s/1s] OK
    ‘opencpu-api-server.Rmd’ using ‘UTF-8’... [1s/1s] OK
    ‘persistent-rstudio.Rmd’ using ‘UTF-8’... [0s/1s] OK
    ‘rstudio-team.Rmd’ using ‘UTF-8’... [1s/1s] OK
    ‘scheduled-rscripts.Rmd’ using ‘UTF-8’... [0s/1s] OK
    ‘shiny-app.Rmd’ using ‘UTF-8’... [0s/0s] OK
    ‘single-scheduler.Rmd’ using ‘UTF-8’... [0s/1s] OK
    ‘troubleshooting.Rmd’ using ‘UTF-8’... [1s/1s] OK
• checking re-building of vignette outputs ... [10s/11s] WARNING
  Error(s) in re-building vignettes:
  --- re-building ‘creating-vms.Rmd’ using rmarkdown
  Warning in engine$weave(file, quiet = quiet, encoding = enc) :
    Pandoc (>= 1.12.3) and/or pandoc-citeproc not available. Falling back to R Markdown v1.
  --- finished re-building ‘creating-vms.Rmd’
  
  --- re-building ‘docker-ssh-futures.Rmd’ using rmarkdown
  Warning in engine$weave(file, quiet = quiet, encoding = enc) :
    Pandoc (>= 1.12.3) and/or pandoc-citeproc not available. Falling back to R Markdown v1.
  --- finished re-building ‘docker-ssh-futures.Rmd’
  
  --- re-building ‘docker.Rmd’ using rmarkdown
  Warning in engine$weave(file, quiet = quiet, encoding = enc) :
    Pandoc (>= 1.12.3) and/or pandoc-citeproc not available. Falling back to R Markdown v1.
  --- finished re-building ‘docker.Rmd’
  
  --- re-building ‘example-workflows.Rmd’ using rmarkdown
  Warning in engine$weave(file, quiet = quiet, encoding = enc) :
    Pandoc (>= 1.12.3) and/or pandoc-citeproc not available. Falling back to R Markdown v1.
  --- finished re-building ‘example-workflows.Rmd’
  
  --- re-building ‘gpu.Rmd’ using rmarkdown
  Warning in engine$weave(file, quiet = quiet, encoding = enc) :
    Pandoc (>= 1.12.3) and/or pandoc-citeproc not available. Falling back to R Markdown v1.
  --- finished re-building ‘gpu.Rmd’
  
  --- re-building ‘installation-and-authentication.Rmd’ using rmarkdown
  Warning in engine$weave(file, quiet = quiet, encoding = enc) :
    Pandoc (>= 1.12.3) and/or pandoc-citeproc not available. Falling back to R Markdown v1.
  Quitting from lines 33-34 (installation-and-authentication.Rmd)
  Error: processing vignette 'installation-and-authentication.Rmd' failed with diagnostics:
  cannot open the connection
  --- failed re-building ‘installation-and-authentication.Rmd’
  
  --- re-building ‘massive-parallel.Rmd’ using rmarkdown
  Warning in engine$weave(file, quiet = quiet, encoding = enc) :
    Pandoc (>= 1.12.3) and/or pandoc-citeproc not available. Falling back to R Markdown v1.
  --- finished re-building ‘massive-parallel.Rmd’
  
  --- re-building ‘opencpu-api-server.Rmd’ using rmarkdown
  Warning in engine$weave(file, quiet = quiet, encoding = enc) :
    Pandoc (>= 1.12.3) and/or pandoc-citeproc not available. Falling back to R Markdown v1.
  --- finished re-building ‘opencpu-api-server.Rmd’
  
  --- re-building ‘persistent-rstudio.Rmd’ using rmarkdown
  Warning in engine$weave(file, quiet = quiet, encoding = enc) :
    Pandoc (>= 1.12.3) and/or pandoc-citeproc not available. Falling back to R Markdown v1.
  --- finished re-building ‘persistent-rstudio.Rmd’
  
  --- re-building ‘rstudio-team.Rmd’ using rmarkdown
  Warning in engine$weave(file, quiet = quiet, encoding = enc) :
    Pandoc (>= 1.12.3) and/or pandoc-citeproc not available. Falling back to R Markdown v1.
  --- finished re-building ‘rstudio-team.Rmd’
  
  --- re-building ‘scheduled-rscripts.Rmd’ using rmarkdown
  Warning in engine$weave(file, quiet = quiet, encoding = enc) :
    Pandoc (>= 1.12.3) and/or pandoc-citeproc not available. Falling back to R Markdown v1.
  --- finished re-building ‘scheduled-rscripts.Rmd’
  
  --- re-building ‘shiny-app.Rmd’ using rmarkdown
  Warning in engine$weave(file, quiet = quiet, encoding = enc) :
    Pandoc (>= 1.12.3) and/or pandoc-citeproc not available. Falling back to R Markdown v1.
  --- finished re-building ‘shiny-app.Rmd’
  
  --- re-building ‘single-scheduler.Rmd’ using rmarkdown
  Warning in engine$weave(file, quiet = quiet, encoding = enc) :
    Pandoc (>= 1.12.3) and/or pandoc-citeproc not available. Falling back to R Markdown v1.
  --- finished re-building ‘single-scheduler.Rmd’
  
  --- re-building ‘troubleshooting.Rmd’ using rmarkdown
  Warning in engine$weave(file, quiet = quiet, encoding = enc) :
    Pandoc (>= 1.12.3) and/or pandoc-citeproc not available. Falling back to R Markdown v1.
  --- finished re-building ‘troubleshooting.Rmd’
  
  SUMMARY: processing the following file failed:
    ‘installation-and-authentication.Rmd’
  
  Error: Vignette re-building failed.
  Execution halted
  
• checking PDF version of manual ... OK
• DONE
  Status: 1 WARNING