* using log directory ‘/data/gannet/ripley/R/packages/tests-Suggests/relations.Rcheck’
* using R Under development (unstable) (2024-04-19 r86451)
* using platform: x86_64-pc-linux-gnu
* R was compiled by
    gcc-13 (GCC) 13.2.0
    GNU Fortran (GCC) 13.2.0
* running under: Fedora Linux 36 (Workstation Edition)
* using session charset: UTF-8
* using option ‘--no-stop-on-test-error’
* checking for file ‘relations/DESCRIPTION’ ... OK
* this is package ‘relations’ version ‘0.6-13’
* package encoding: UTF-8
* checking package namespace information ... OK
* checking package dependencies ... NOTE
Package which this enhances but not available for checking: ‘Rcplex’
* 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 ‘relations’ can be installed ... [17s/22s] OK
* 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 code 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 ... [36s/44s] OK
* checking Rd files ... OK
* 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 contents of ‘data’ directory ... OK
* checking data for non-ASCII characters ... OK
* checking LazyData ... OK
* checking data for ASCII and uncompressed saves ... OK
* checking sizes of PDF files under ‘inst/doc’ ... OK
* checking installed files from ‘inst/doc’ ... OK
* checking files in ‘vignettes’ ... OK
* checking examples ... ERROR
Running examples in ‘relations-Ex.R’ failed
The error most likely occurred in:

> ### Name: choice
> ### Title: Relation-Based Choices
> ### Aliases: relation_choice
> ### Keywords: math
> 
> ### ** Examples
> 
> data("SVM_Benchmarking_Classification")
> ## Determine the three best classification learners in the above sense.
> relation_choice(SVM_Benchmarking_Classification, k = 3)
Error in loadNamespace(x) : there is no package called ‘Rglpk’
Calls: relation_choice ... loadNamespace -> withRestarts -> withOneRestart -> doWithOneRestart
Execution halted
* checking for unstated dependencies in vignettes ... OK
* checking package vignettes ... OK
* checking re-building of vignette outputs ... ERROR
Error(s) in re-building vignettes:
--- re-building ‘relations.Rnw’ using Sweave
Loading required package: Rgraphviz
Warning in library(package, lib.loc = lib.loc, character.only = TRUE, logical.return = TRUE,  :
  there is no package called ‘Rgraphviz’
Loading required package: Rgraphviz
Warning in library(package, lib.loc = lib.loc, character.only = TRUE, logical.return = TRUE,  :
  there is no package called ‘Rgraphviz’

Error: processing vignette 'relations.Rnw' failed with diagnostics:
 chunk 26 (label = consensus1b) 
Error in loadNamespace(x) : there is no package called ‘Rglpk’

--- failed re-building ‘relations.Rnw’

SUMMARY: processing the following file failed:
  ‘relations.Rnw’

Error: Vignette re-building failed.
Execution halted

* checking PDF version of manual ... [11s/14s] OK
* checking HTML version of manual ... OK
* checking for non-standard things in the check directory ... OK
* checking for detritus in the temp directory ... OK
* DONE

Status: 2 ERRORs, 1 NOTE
See
  ‘/data/gannet/ripley/R/packages/tests-Suggests/relations.Rcheck/00check.log’
for details.

Command exited with non-zero status 1
Time 2:22.43, 97.32 + 9.35