* using log directory ‘/Users/ripley/R/packages/tests-devel/TOU.Rcheck’
* using R Under development (unstable) (2026-03-08 r89575)
* 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 26.3.1
* using session charset: UTF-8
* current time: 2026-03-09 01:40:48 UTC
* using option ‘--no-stop-on-test-error’
* checking for file ‘TOU/DESCRIPTION’ ... OK
* checking extension type ... Package
* this is package ‘TOU’ version ‘0.1.0’
* 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 ‘TOU’ can be installed ... OK
* checking installed package size ... OK
* checking package 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 examples ... ERROR
Running examples in ‘TOU-Ex.R’ failed
The error most likely occurred in:

> ### Name: draw.model.tou
> ### Title: A plot with the experimental data and the Transformed
> ###   Ornstein-Uhlenbeck (TOU) model.
> ### Aliases: draw.model.tou
> 
> ### ** Examples
> 
> 
> # an example with one trajectory of experimental adsorption
> observed.time <- c(0, 10, 20, 30, 40, 50, 60, 70, 80, 90, 100, 150, 200,
+                    250, 300)
> observed.values <- c(0, 1.684, 2.341, 2.581, 2.842, 2.890, 2.959, 3.042,
+                      3.083, 3.043, 3.017, 2.954, 2.996, 2.886, 2.844)
> observed.process <- cbind(observed.time, observed.values)
> # fitting the model without any fixed parameters
> result <- fit.model.tou(w=observed.process)
> # default units time in minutes and default units adsorption in mg/g
> draw.model.tou(result)
> # changing units time to seconds and units adsorption to mg/mmol
> draw.model.tou(result, time.unit="seconds", adsorption.unit="mg/mmol")
> 
> observed.time <- c(0, 10, 20, 30, 40, 50, 60, 70, 80, 90, 100, 150, 200,
+                    250, 300)
> observed.values.1 <- c(0, 1.684, 2.341, 2.581, 2.842, 2.890, 2.959, 3.042,
+                        3.083, 3.043, 3.017, 2.954, 2.996, 2.886, 2.844)
> observed.values.2 <- c(0, 1.618, 2.217, 2.571, 2.763, 2.841, 2.866, 2.898,
+                        2.935, 2.973, 2.906, 2.919, 2.910, 3.012, 3.071)
> observed.values.3 <- c(0, 1.596, 2.333, 2.611, 2.750, 2.731, 2.829, 2.838,
+                        2.864, 2.884, 2.886, 2.911, 2.896, 2.877, 2.969)
> observed.processes <- cbind(observed.time, observed.values.1,
+                             observed.values.2, observed.values.3)
> # fitting the model without any fixed parameters
> result <- fit.model.tou(w=observed.processes)
Error in stats::optim(par = as.numeric(DE.salida$optim$bestmem), fn = ll.process,  : 
  L-BFGS-B needs finite values of 'fn'
Calls: fit.model.tou -> <Anonymous>
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 ERROR
See
  ‘/Users/ripley/R/packages/tests-devel/TOU.Rcheck/00check.log’
for details.

       21.45 real        17.13 user         3.53 sys