• using R version 2.14.1 (2011-12-22)
• using platform: i686-pc-linux-gnu (32-bit)
• using session charset: UTF-8
• using option ‘--no-vignettes’
• checking for file ‘Ryacas/DESCRIPTION’ ... OK
• this is package ‘Ryacas’ version ‘0.2-11’
• package encoding: latin1
• checking package dependencies ... OK
• checking if this is a source package ... OK
• checking if there is a namespace ... NOTE
  As from R 2.14.0 all packages need a namespace.
  One will be generated on installation, but it is better to handcraft a
  NAMESPACE file: R CMD build will produce a suitable starting point.
• checking for executable files ... OK
• checking whether package ‘Ryacas’ can be installed ... OK
• checking installed package size ... OK
• checking package directory ... OK
• checking for portable file names ... OK
• checking for sufficient/correct file permissions ... OK
• checking DESCRIPTION meta-information ... OK
• checking top-level 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 for unstated 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 ... NOTE
  File ‘Ryacas/R/zzz.R’:
  .First.lib calls:
  cat(yacasFile("yacas.exe"), "\n or", yacasFile("scripts.dat"), "\n not found.\n")
  cat("Run yacasInstall() without arguments to install yacas.\n")
  
  Package startup functions should use ‘packageStartupMessage’ to
  generate messages.
  See section ‘Good practice’ in ?.onAttach.
  
  Eval.Expr: warning in eval(yacas(x, ...)[[1]], env = env): partial
  argument match of 'env' to 'envir'
  Eval.Sym: warning in eval(yacas(unclass(x))[[1]], env = env): partial
  argument match of 'env' to 'envir'
  Eval.yacas: warning in eval(x[[1]], env = env): partial argument match
  of 'env' to 'envir'
• 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 sizes of PDF files under ‘inst/doc’ ... OK
• checking examples ... OK
• checking for unstated dependencies in vignettes ... OK
• checking package vignettes in ‘inst/doc’ ... OK
• checking running R code from vignettes ... SKIPPED
• checking re-building of vignettes ... SKIPPED
• checking PDF version of manual ... OK