• using R version 4.1.2 (2021-11-01)
• using platform: x86_64-apple-darwin17.0 (64-bit)
• using session charset: UTF-8
• checking for file ‘blockcpd/DESCRIPTION’ ... OK
• this is package ‘blockcpd’ version ‘1.0.0’
• package encoding: UTF-8
• 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 ‘blockcpd’ can be installed ... [30s/31s] ERROR
  Installation failed.
  See ‘/Volumes/Builds/packages/high-sierra-x86_64/results/4.1/blockcpd.Rcheck/00install.out’ for details.
• DONE
  Status: 1 ERROR
• using check arguments '--no-clean-on-error '
  
  See https://www.r-project.org/nosvn/R.check/r-oldrel-macos-x86_64/blockcpd-00install.html for details.