* using log directory ‘/srv/hornik/tmp/CRAN/rkeops.Rcheck’
* using R Under development (unstable) (2024-02-01 r85851)
* using platform: x86_64-pc-linux-gnu
* R was compiled by
    Debian clang version 17.0.6 (5)
    Debian flang-new version 17.0.6 (5)
* running under: Debian GNU/Linux trixie/sid
* using session charset: UTF-8
* checking for file ‘rkeops/DESCRIPTION’ ... OK
* this is package ‘rkeops’ version ‘2.2.1’
* package encoding: UTF-8
* checking CRAN incoming feasibility ... [6s/21s] NOTE
Maintainer: ‘Ghislain Durif <gd.dev@libertymail.net>’

Found the following (possibly) invalid URLs:
  URL: https://djsutherland.ml
    From: inst/doc/introduction_to_rkeops.html
          README.md
    Status: Error
    Message: Could not resolve host: djsutherland.ml

Found the following (possibly) invalid file URIs:
  URI: 2023-08-07
    From: man/relu.LazyTensor.Rd
  URI: 2023-08-07
    From: man/relu.Rd
  URI: 2023-08-07
    From: man/relu.default.Rd
* 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 serialization versions ... OK
* checking whether package ‘rkeops’ can be installed ... [6s/6s] OK
* checking package directory ... OK
* checking for future file timestamps ... 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 ... [1s/1s] OK
* checking whether the package can be loaded with stated dependencies ... [1s/1s] OK
* checking whether the package can be unloaded cleanly ... [1s/1s] OK
* checking whether the namespace can be loaded with stated dependencies ... [1s/1s] OK
* checking whether the namespace can be unloaded cleanly ... [1s/1s] OK
* checking loading without being on the library search path ... [1s/1s] OK
* checking whether startup messages can be suppressed ... [1s/1s] 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 ... [8s/8s] OK
* checking Rd files ... [2s/2s] NOTE
checkRd: (-1) LazyTensor.Rd:32-35: Lost braces in \itemize; meant \describe ?
checkRd: (-1) LazyTensor.Rd:36-42: Lost braces in \itemize; meant \describe ?
checkRd: (-1) LazyTensor.Rd:39: Lost braces in \itemize; meant \describe ?
checkRd: (-1) LazyTensor.Rd:40: Lost braces in \itemize; meant \describe ?
checkRd: (-1) LazyTensor.Rd:41: Lost braces in \itemize; meant \describe ?
checkRd: (-1) LazyTensor.Rd:43-44: Lost braces in \itemize; meant \describe ?
checkRd: (-1) LazyTensor.Rd:45-48: Lost braces in \itemize; meant \describe ?
checkRd: (-1) binaryop.LazyTensor.Rd:33: Lost braces in \itemize; meant \describe ?
checkRd: (-1) binaryop.LazyTensor.Rd:34-35: Lost braces in \itemize; meant \describe ?
checkRd: (-1) binaryop.LazyTensor.Rd:36: Lost braces in \itemize; meant \describe ?
checkRd: (-1) ternaryop.LazyTensor.Rd:25: Lost braces in \itemize; meant \describe ?
checkRd: (-1) ternaryop.LazyTensor.Rd:26-27: Lost braces in \itemize; meant \describe ?
checkRd: (-1) ternaryop.LazyTensor.Rd:28: Lost braces in \itemize; meant \describe ?
* checking Rd metadata ... OK
* checking Rd line widths ... 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 installed files from ‘inst/doc’ ... OK
* checking files in ‘vignettes’ ... OK
* checking examples ... [18s/18s] OK
* checking for unstated dependencies in ‘tests’ ... OK
* checking tests ... [2s/2s] OK
  Running ‘testthat.R’ [2s/2s]
* checking for unstated dependencies in vignettes ... OK
* checking package vignettes ... OK
* checking re-building of vignette outputs ... [5s/5s] ERROR
Error(s) in re-building vignettes:
  ...
--- re-building ‘Kernel_Interpolation_rkeops.Rmd’ using rmarkdown

Quitting from lines 63-77 [safe_init] (Kernel_Interpolation_rkeops.Rmd)
Error: processing vignette 'Kernel_Interpolation_rkeops.Rmd' failed with diagnostics:
invalid non-character version specification 'x' (type: double)
--- failed re-building ‘Kernel_Interpolation_rkeops.Rmd’

--- re-building ‘LazyTensor_rkeops.Rmd’ using rmarkdown
--- finished re-building ‘LazyTensor_rkeops.Rmd’

--- re-building ‘introduction_to_rkeops.Rmd’ using rmarkdown
--- finished re-building ‘introduction_to_rkeops.Rmd’

--- re-building ‘using_rkeops.Rmd’ using rmarkdown
--- finished re-building ‘using_rkeops.Rmd’

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

Error: Vignette re-building failed.
Execution halted

* checking PDF version of manual ... [6s/6s] OK
* checking HTML version of manual ... [3s/3s] OK
* checking for non-standard things in the check directory ... OK
* checking for detritus in the temp directory ... OK
* DONE
Status: 1 ERROR, 2 NOTEs