• using R version 4.6.0 alpha (2026-03-26 r89725)
• using platform: aarch64-apple-darwin23
• R was compiled by     Apple clang version 17.0.0 (clang-1700.3.19.1)     GNU Fortran (GCC) 14.2.0
• running under: macOS Sequoia 15.7.1
• using session charset: UTF-8 * current time: 2026-03-27 22:35:31 UTC
• checking for file ‘cuadramelo/DESCRIPTION’ ... OK
• checking extension type ... Package
• this is package ‘cuadramelo’ version ‘1.0.0’
• 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 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 ‘cuadramelo’ can be installed ... [2s/2s] OK See the install log for details.
• checking installed package size ... OK
• checking package directory ... OK
• checking ‘build’ directory ... OK
• checking DESCRIPTION meta-information ... NOTE   Missing dependency on R >= 4.1.0 because package code uses the pipe   |> or function shorthand \(...) syntax added in R 4.1.0.   File(s) using such syntax:     ‘apply_by_blocks.R’ ‘balance_by_blocks.Rd’ ‘balance_matrix.R’     ‘balance_matrix.Rd’ ‘make_non_negative.Rd’ ‘round_by_blocks.Rd’     ‘round_matrix.R’ ‘round_matrix.Rd’ ‘round_vector.Rd’
• 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 ... [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 dependencies in R code ... WARNING Missing or unexported object: ‘CVXR::solve’
• checking S3 generic/method consistency ... OK
• checking replacement functions ... OK
• checking foreign function calls ... OK
• checking R code for possible problems ... [2s/2s] OK
• checking Rd files ... [0s/0s] 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 installed files from ‘inst/doc’ ... OK
• checking files in ‘vignettes’ ... OK
• checking examples ... [1s/1s] ERROR Running examples in ‘cuadramelo-Ex.R’ failed The error most likely occurred in: > ### Name: balance_by_blocks > ### Title: Balance matrix by blocks > ### Aliases: balance_by_blocks > > ### ** Examples > > set.seed(10) > Y <- (rnorm(32)*10) |> matrix(ncol = 2) |> round(3) > v <- aggregate(Y, by = list(rep(1:4, times = rep(4,4))), FUN = sum)[, -1] |> + round() |> as.matrix() > X <- balance_by_blocks(Y, v, layout = 2, L = 4) Error in `Variable()`: ! Variable name "2" must be a string. Backtrace:     ▆  1. └─cuadramelo::balance_by_blocks(Y, v, layout = 2, L = 4)  2. └─cuadramelo::balance_matrix(X, col_totals = v, row_totals = h)  3. └─CVXR::Variable(m, n)  4. └─cli::cli_abort("Variable name {.val {as.character(name)}} must be a string.")  5. └─rlang::abort(...) Execution halted
• checking for unstated dependencies in vignettes ... OK
• checking package vignettes ... OK
• checking re-building of vignette outputs ... [6s/6s] ERROR Error(s) in re-building vignettes: --- re-building ‘balance-matrix.Rmd’ using rmarkdown Quitting from balance-matrix.Rmd:59-64 [unnamed-chunk-6] ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ <error/rlang_error> Error in `Variable()`: ! Variable name "5" must be a string. --- Backtrace:     ▆  1. └─cuadramelo::balance_matrix(example_matrix, col_totals, row_totals)  2. └─CVXR::Variable(m, n) ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Error: processing vignette 'balance-matrix.Rmd' failed with diagnostics: Variable name "5" must be a string. --- failed re-building ‘balance-matrix.Rmd’ --- re-building ‘round-matrix.Rmd’ using rmarkdown --- finished re-building ‘round-matrix.Rmd’ SUMMARY: processing the following file failed:   ‘balance-matrix.Rmd’ Error: Vignette re-building failed. Execution halted
• checking PDF version of manual ... [2s/2s] OK
• DONE Status: 2 ERRORs, 1 WARNING, 1 NOTE
• using check arguments '--no-clean-on-error '