* using log directory ‘/data/blackswan/ripley/R/packages/tests-devel/NNbenchmark.Rcheck’
* using R Under development (unstable) (2026-01-21 r89314)
* using platform: x86_64-pc-linux-gnu
* R was compiled by
    gcc (GCC) 14.2.1 20240912 (Red Hat 14.2.1-3)
    GNU Fortran (GCC) 14.2.1 20240912 (Red Hat 14.2.1-3)
* running under: Fedora Linux 40 (Workstation Edition)
* using session charset: UTF-8
* checking for file ‘NNbenchmark/DESCRIPTION’ ... OK
* this is package ‘NNbenchmark’ version ‘3.2.0’
* package encoding: UTF-8
* checking package namespace information ... OK
* checking package dependencies ... INFO
Package suggested but not available for checking: ‘validann’
* 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 ‘NNbenchmark’ can be installed ... 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 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 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 examples ... ERROR
Running examples in ‘NNbenchmark-Ex.R’ failed
The error most likely occurred in:

> ### Name: prepareZZ
> ### Title: Prepare a Dataset For All Possible Formats
> ### Aliases: prepareZZ
> 
> ### ** Examples
> 
> library("brnn")
Loading required package: Formula
Loading required package: truncnorm
> library("validann")
Error in library("validann") : there is no package called ‘validann’
Execution halted
* checking examples with --run-donttest ... ERROR
Running examples in ‘NNbenchmark-Ex.R’ failed
The error most likely occurred in:

> ### Name: NNtrainPredict
> ### Title: Generic Functions for Training and Predicting
> ### Aliases: NNtrainPredict trainPredict_1mth1data trainPredict_1data
> ###   trainPredict_1pkg
> 
> ### ** Examples
> 
> nrep <- 2       
> odir <- tempdir()
> 
> ### Package with one method/optimization algorithm
> library("brnn")
Loading required package: Formula
Loading required package: truncnorm
> brnn.method <- "gaussNewton"
> hyperParams.brnn <- function(optim_method, ...) {
+   return(list(iter = 200))
+   }
> brnn.prepareZZ <- list(xdmv = "m", ydmv = "v", zdm = "d", scale = TRUE)
> 
> NNtrain.brnn   <- function(x, y, dataxy, formula, neur, optim_method, hyperParams,...) {
+   hyper_params <- do.call(hyperParams.brnn, list(brnn.method))
+   iter  <- hyper_params$iter
+   
+   NNreg <- brnn::brnn(x, y, neur, normalize = FALSE, epochs = iter, verbose = FALSE)
+   return(NNreg)
+   }
> NNpredict.brnn <- function(object, x, ...) { predict(object, x) }
> NNclose.brnn <- function(){
+   if("package:brnn" %in% search())
+     detach("package:brnn", unload=TRUE)
+   }
> 
> ## No test: 
> res <- trainPredict_1pkg(1:2, pkgname = "brnn", pkgfun = "brnn", brnn.method,
+                          prepareZZ.arg = brnn.prepareZZ, nrep = nrep, doplot = TRUE,
+                          csvfile = FALSE, rdafile = FALSE, odir = odir, echo = FALSE)
Number of parameters (weights and biases) to estimate: 25 
Nguyen-Widrow method
Scaling factor= 0.7022568 
gamma= 21.7279 	 alpha= 0.0959 	 beta= 7.5521 
Number of parameters (weights and biases) to estimate: 25 
Nguyen-Widrow method
Scaling factor= 0.7022568 
gamma= 22.523 	 alpha= 0.005 	 beta= 14.617 
Number of parameters (weights and biases) to estimate: 35 
Nguyen-Widrow method
Scaling factor= 0.7022568 
gamma= 33.4571 	 alpha= 0.0031 	 beta= 1223.112 
Number of parameters (weights and biases) to estimate: 35 
Nguyen-Widrow method
Scaling factor= 0.7022568 
gamma= 33.8541 	 alpha= 0.0068 	 beta= 970.0811 
>                          
> ### Package with more than one method/optimization algorithm
> library(validann)
Error in library(validann) : there is no package called ‘validann’
Execution halted
* checking PDF version of manual ... OK
* checking for non-standard things in the check directory ... OK
* checking for detritus in the temp directory ... OK
* checking for new files in some other directories ... OK
* DONE

Status: 2 ERRORs
See
  ‘/data/blackswan/ripley/R/packages/tests-devel/NNbenchmark.Rcheck/00check.log’
for details.

Command exited with non-zero status 1
Time 1:06.00, 40.71 + 21.97