* using log directory ‘/Users/ripley/R/packages/tests-devel/tramnet.Rcheck’ * using R Under development (unstable) (2026-02-27 r89498) * using platform: aarch64-apple-darwin25.3.0 * R was compiled by Apple clang version 21.0.0 (clang-2100.0.121.2) GNU Fortran (GCC) 14.2.0 * running under: macOS Tahoe 26.3 * using session charset: UTF-8 * current time: 2026-03-01 07:25:22 UTC * using option ‘--no-stop-on-test-error’ * checking for file ‘tramnet/DESCRIPTION’ ... OK * this is package ‘tramnet’ version ‘0.0-10’ * 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 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 ‘tramnet’ can be installed ... OK * checking installed package size ... 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 ... OK * 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 installed files from ‘inst/doc’ ... OK * checking files in ‘vignettes’ ... OK * checking examples ... OK * checking for unstated dependencies in ‘tests’ ... OK * checking tests ... Running ‘Colr-pen.R’ OK * checking for unstated dependencies in vignettes ... OK * checking package vignettes ... OK * checking re-building of vignette outputs ... [40s/40s] WARNING Error(s) in re-building vignettes: --- re-building ‘tramnet.Rnw’ using knitr warning: solve(): system is singular (rcond: 3.20566e-19); attempting approx solution warning: solve(): system is singular (rcond: 3.20566e-19); attempting approx solution warning: solve(): system is singular (rcond: 3.20566e-19); attempting approx solution warning: solve(): system is singular (rcond: 3.20566e-19); attempting approx solution warning: solve(): system is singular (rcond: 3.20566e-19); attempting approx solution warning: solve(): system is singular (rcond: 2.39549e-18); attempting approx solution warning: solve(): system is singular (rcond: 2.39549e-18); attempting approx solution warning: solve(): system is singular (rcond: 2.39549e-18); attempting approx solution warning: solve(): system is singular (rcond: 2.39549e-18); attempting approx solution warning: solve(): system is singular (rcond: 2.39549e-18); attempting approx solution warning: solve(): system is singular (rcond: 1.00077e-17); attempting approx solution warning: solve(): system is singular (rcond: 1.00077e-17); attempting approx solution warning: solve(): system is singular (rcond: 1.00077e-17); attempting approx solution warning: solve(): system is singular (rcond: 1.00077e-17); attempting approx solution warning: solve(): system is singular (rcond: 1.00077e-17); attempting approx solution warning: solve(): system is singular; attempting approx solution warning: solve(): system is singular; attempting approx solution warning: solve(): system is singular; attempting approx solution warning: solve(): system is singular; attempting approx solution warning: solve(): system is singular; attempting approx solution warning: solve(): system is singular (rcond: 1.00077e-17); attempting approx solution warning: solve(): system is singular (rcond: 1.00077e-17); attempting approx solution warning: solve(): system is singular (rcond: 1.00077e-17); attempting approx solution warning: solve(): system is singular (rcond: 1.00077e-17); attempting approx solution warning: solve(): system is singular (rcond: 1.00077e-17); attempting approx solution warning: solve(): system is singular; attempting approx solution warning: solve(): system is singular; attempting approx solution warning: solve(): system is singular; attempting approx solution warning: solve(): system is singular; attempting approx solution warning: solve(): system is singular; attempting approx solution warning: solve(): system is singular (rcond: 1.00077e-17); attempting approx solution warning: solve(): system is singular (rcond: 1.00077e-17); attempting approx solution warning: solve(): system is singular (rcond: 1.00077e-17); attempting approx solution warning: solve(): system is singular (rcond: 1.00077e-17); attempting approx solution warning: solve(): system is singular (rcond: 1.00077e-17); attempting approx solution warning: solve(): system is singular (rcond: 1.00077e-17); attempting approx solution warning: solve(): system is singular (rcond: 1.00077e-17); attempting approx solution warning: solve(): system is singular (rcond: 1.00077e-17); attempting approx solution warning: solve(): system is singular (rcond: 1.00077e-17); attempting approx solution warning: solve(): system is singular (rcond: 1.00077e-17); attempting approx solution Error: processing vignette 'tramnet.Rnw' failed with diagnostics: Running 'texi2dvi' on 'tramnet.tex' failed. LaTeX errors: ! Undefined control sequence. MT@patch@undo@@\MT@patch@name l.466 \begin{document} ! Emergency stop. MT@patch@undo@@\MT@patch@name l.466 \begin{document} ! ==> Fatal error occurred, no output PDF file produced! --- failed re-building ‘tramnet.Rnw’ SUMMARY: processing the following file failed: ‘tramnet.Rnw’ Error: Vignette re-building failed. Execution halted * checking PDF version of manual ... OK * checking HTML version of manual ... OK * checking for detritus in the temp directory ... OK * DONE Status: 1 WARNING See ‘/Users/ripley/R/packages/tests-devel/tramnet.Rcheck/00check.log’ for details. 99.16 real 88.31 user 9.43 sys