* using log directory 'd:/Rcompile/CRANpkg/local/3.6/soundgen.Rcheck'
* using R version 3.6.3 (2020-02-29)
* using platform: x86_64-w64-mingw32 (64-bit)
* using session charset: ISO8859-1
* checking for file 'soundgen/DESCRIPTION' ... OK
* checking extension type ... Package
* this is package 'soundgen' version '2.0.0'
* 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 hidden files and directories ... OK
* checking for portable file names ... OK
* checking whether package 'soundgen' can be installed ... WARNING
Found the following significant warnings:
  Note: possible error in 'approx(x = 1:lc, y = cnt, ': unused argument (na.rm = FALSE) 
See 'd:/Rcompile/CRANpkg/local/3.6/soundgen.Rcheck/00install.out' for details.
Information on the location(s) of code generating the 'Note's can be
obtained by re-running with environment variable R_KEEP_PKG_SOURCE set
to 'yes'.
* checking installed package size ... NOTE
  installed size is  7.0Mb
  sub-directories of 1Mb or more:
    doc   4.9Mb
* 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 use of S3 registration ... 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 ... [38s] NOTE
plotSpec: possible error in approx(x = 1:lc, y = cnt, xout = seq(1, lc,
  length.out = length(X)), na.rm = FALSE): unused argument (na.rm =
  FALSE)
* 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 contents of 'data' directory ... OK
* checking data for non-ASCII characters ... OK
* checking data for ASCII and uncompressed saves ... OK
* checking R/sysdata.rda ... OK
* checking installed files from 'inst/doc' ... OK
* checking files in 'vignettes' ... OK
* checking examples ... [69s] OK
* checking for unstated dependencies in vignettes ... OK
* checking package vignettes in 'inst/doc' ... OK
* checking re-building of vignette outputs ... [183s] WARNING
Error(s) in re-building vignettes:
--- re-building 'acoustic_analysis.Rmd' using rmarkdown
Quitting from lines 206-207 (acoustic_analysis.Rmd) 
Error: processing vignette 'acoustic_analysis.Rmd' failed with diagnostics:
Failed to analyze any input
--- failed re-building 'acoustic_analysis.Rmd'

--- re-building 'sound_generation.Rmd' using rmarkdown
--- finished re-building 'sound_generation.Rmd'

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

Error: Vignette re-building failed.
Execution halted

* checking PDF version of manual ... OK
* DONE
Status: 2 WARNINGs, 2 NOTEs