Installation failed.
See ‘/data/gannet/ripley/R/packages/tests-clang/Ease.Rcheck/00install.out’ for details.
Namespace in Imports field not imported from: ‘RcppProgress’
  All declared Imports should be used.
Installation failed.
See ‘/Volumes/Builds/packages/big-sur-arm64/results/4.2/Ease.Rcheck/00install.out’ for details.
Installation failed.
See ‘/Volumes/Builds/packages/high-sierra-x86_64/results/4.2/Ease.Rcheck/00install.out’ for details.
Installation failed.
See ‘/Volumes/Builds/packages/big-sur-arm64/results/4.1/Ease.Rcheck/00install.out’ for details.
Installation failed.
See ‘/Volumes/Builds/packages/high-sierra-x86_64/results/4.1/Ease.Rcheck/00install.out’ for details.

Error(s) in re-building vignettes:
--- re-building 'frictionless.Rmd' using rmarkdown
Quitting from lines 36-37 (frictionless.Rmd) 
Error: processing vignette 'frictionless.Rmd' failed with diagnostics:
cannot open the connection
--- failed re-building 'frictionless.Rmd'

SUMMARY: processing the following file failed:
  'frictionless.Rmd'

Error: Vignette re-building failed.
Execution halted

Checking should be performed on sources prepared by 'R CMD build'.
Checking should be performed on sources prepared by ‘R CMD build’.
Checking should be performed on sources prepared by ‘R CMD build’.
Checking should be performed on sources prepared by ‘R CMD build’.
Checking should be performed on sources prepared by 'R CMD build'.
Checking should be performed on sources prepared by ‘R CMD build’.
Checking should be performed on sources prepared by ‘R CMD build’.
Checking should be performed on sources prepared by ‘R CMD build’.
Checking should be performed on sources prepared by ‘R CMD build’.
Checking should be performed on sources prepared by 'R CMD build'.
Checking should be performed on sources prepared by ‘R CMD build’.
Checking should be performed on sources prepared by ‘R CMD build’.
Checking should be performed on sources prepared by 'R CMD build'.

Package required but not available: ‘Synth’

See section ‘The DESCRIPTION file’ in the ‘Writing R Extensions’
manual.