- using R Under development (unstable) (2025-03-09 r87914)
- using platform: x86_64-pc-linux-gnu
- R was compiled by
Debian clang version 19.1.7 (1+b1)
Debian flang-new version 19.1.7 (1+b1)
- running under: Debian GNU/Linux trixie/sid
- using session charset: UTF-8
- checking for file ‘brif/DESCRIPTION’ ... OK
- checking extension type ... Package
- this is package ‘brif’ version ‘1.4.1’
- 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 serialization versions ... OK
- checking whether package ‘brif’ can be installed ... OK
See the install log for details.
- used C++ compiler: ‘Debian clang version 19.1.7 (1+b1)’
- checking package directory ... OK
- checking for future file timestamps ... 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 ... [0s/1s] OK
- checking whether the package can be loaded with stated dependencies ... [0s/1s] OK
- checking whether the package can be unloaded cleanly ... [0s/0s] OK
- checking whether the namespace can be loaded with stated dependencies ... [0s/1s] OK
- checking whether the namespace can be unloaded cleanly ... [0s/1s] OK
- checking loading without being on the library search path ... [0s/1s] 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 ... [5s/7s] OK
- checking Rd files ... [0s/1s] 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 line endings in C/C++/Fortran sources/headers ... OK
- checking line endings in Makefiles ... OK
- checking compilation flags in Makevars ... OK
- checking for GNU extensions in Makefiles ... OK
- checking for portable use of $(BLAS_LIBS) and $(LAPACK_LIBS) ... OK
- checking use of PKG_*FLAGS in Makefiles ... OK
- checking use of SHLIB_OPENMP_*FLAGS in Makefiles ... OK
- checking pragmas in C/C++ headers and code ... OK
- checking compilation flags used ... OK
- checking compiled code ... OK
- checking examples ... [1s/1s] ERROR
Running examples in ‘brif-Ex.R’ failed
The error most likely occurred in:
> base::assign(".ptime", proc.time(), pos = "CheckExEnv")
> ### Name: brif
> ### Title: Build a model (and make predictions)
> ### Aliases: brif
>
> ### ** Examples
>
> trainset <- sample(1:nrow(iris), 0.5*nrow(iris))
> validset <- setdiff(1:nrow(iris), trainset)
>
> # Train and predict at once
> pred_scores <- brif(Species~., data = iris, subset = trainset,
+ newdata = iris[validset, 1:4], type = 'score')
> pred_labels <- brif(Species~., data = iris, subset = trainset,
+ newdata = iris[validset, 1:4], type = 'class')
>
> # Confusion matrix
> table(pred_labels, iris[validset, 5])
pred_labels setosa versicolor virginica
setosa 22 4 0
versicolor 0 26 2
virginica 0 0 21
>
> # Accuracy
> sum(pred_labels == iris[validset, 5])/length(validset)
[1] 0.92
>
> # Train using the formula format
> bf <- brif(Species~., data = iris, subset = trainset)
>
> # Or equivalently, train using the data.frame format
> bf <- brif(iris[trainset, c(5,1:4)])
>
> # Make a prediction
> pred_scores <- predict(bf, iris[validset, 1:4], type = 'score')
> pred_labels <- predict(bf, iris[validset, 1:4], type = 'class')
>
> # Regression
> bf <- brif(mpg ~., data = mtcars)
> pred <- predict(bf, mtcars[2:11])
*** caught segfault ***
address 0x8, cause 'memory not mapped'
Traceback:
1: rfpredict(object, newdata, as.integer(vote_method), as.integer(nthreads))
2: predict.brif(bf, mtcars[2:11])
3: predict(bf, mtcars[2:11])
An irrecoverable exception occurred. R is aborting now ...
Segmentation fault
- checking PDF version of manual ... [4s/6s] OK
- checking HTML version of manual ... [1s/1s] OK
- checking for non-standard things in the check directory ... OK
- DONE
Status: 1 ERROR