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### Running command:
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###   /Library/Frameworks/R.framework/Resources/bin/R CMD build --keep-empty-dirs --no-resave-data BiocBook
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* checking for file ‘BiocBook/DESCRIPTION’ ... OK
* preparing ‘BiocBook’:
* checking DESCRIPTION meta-information ... OK
* installing the package to build vignettes
* creating vignettes ... ERROR
--- re-building ‘BiocBook.Rmd’ using rmarkdown

Quitting from lines 64-68 [unnamed-chunk-1] (BiocBook.Rmd)
Error: processing vignette 'BiocBook.Rmd' failed with diagnostics:
cannot open the connection to 'https://CRAN.R-project.org/src/contrib/Meta/archive.rds'
--- failed re-building ‘BiocBook.Rmd’

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

Error: Vignette re-building failed.
Execution halted