- using R Under development (unstable) (2026-04-01 r89777)
- using platform: x86_64-pc-linux-gnu
- R was compiled by
clang version 22.1.2 (https://github.com/llvm/llvm-project 1ab49a973e210e97d61e5db6557180dcb92c3e98)
flang version 22.1.2 (https://github.com/llvm/llvm-project 1ab49a973e210e97d61e5db6557180dcb92c3e98)
- running under: Fedora Linux 42 (Workstation Edition)
- using session charset: UTF-8
* current time: 2026-04-02 22:37:57 UTC
- using option ‘--no-stop-on-test-error’
- checking for file ‘mlrintermbo/DESCRIPTION’ ... OK
- this is package ‘mlrintermbo’ version ‘0.5.1-1’
- 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 whether package ‘mlrintermbo’ can be installed ... [11s/55s] OK
See the install log for details.
- 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 whether startup messages can be suppressed ... 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 ... [22s/83s] 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 examples ... [17s/86s] OK
- checking for unstated dependencies in ‘tests’ ... OK
- checking tests ... [9m/15m] ERROR
Running ‘run.R’ [9m/14m]
Running the tests in ‘tests/run.R’ failed.
Complete output:
> library("testthat")
> library("mlr3")
> library("mlr3tuning")
Loading required package: paradox
> library("paradox")
> test_check("mlrintermbo")
Loading required package: mlrintermbo
Attaching package: 'mlrintermbo'
The following objects are masked from 'package:mlr3tuning':
TuningInstanceMultiCrit, TuningInstanceSingleCrit
Attaching package: 'bbotk'
The following objects are masked from 'package:mlrintermbo':
OptimInstanceMultiCrit, OptimInstanceSingleCrit, Optimizer
stdout:]
stderr:]
Saving _problems/test_custom_learner-55.R
[ FAIL 1 | WARN 0 | SKIP 6 | PASS 23 ]
══ Skipped tests (6) ═══════════════════════════════════════════════════════════
• On CRAN (6): 'test_custom_learner.R:4:3', 'test_fuzzing.R:4:3',
'test_fuzzing.R:20:3', 'test_mbo.R:4:3', 'test_mbo.R:102:3',
'test_mbo.R:204:3'
══ Failed tests ════════════════════════════════════════════════════════════════
── Error ('test_custom_learner.R:55:3'): custom surrogate ──────────────────────
<rlib_error_3_0/rlib_error/error/condition>
Error in `"rs_init(self, private, super, options, wait, wait_timeout)"`: ! Could not start R session, timed out
Backtrace:
▆
1. └─OptimizerInterMBO$new() at test_custom_learner.R:55:3
2. └─mlrintermbo (local) initialize(...)
3. └─mlrintermbo:::.__OptimizerInterMBO__initialize(...)
4. ├─mlrintermbo:::initSession(callr::r_session$new(wait_timeout = 10000))
5. └─callr::r_session$new(wait_timeout = 10000)
6. └─callr (local) initialize(...)
7. └─callr:::rs_init(self, private, super, options, wait, wait_timeout)
8. └─throw(new_error("Could not start R session, timed out"))
[ FAIL 1 | WARN 0 | SKIP 6 | PASS 23 ]
Error:
! Test failures.
Execution halted
- checking PDF version of manual ... [5s/438s] OK
- checking HTML version of manual ... [2s/323s] OK
- checking for non-standard things in the check directory ... OK
- checking for detritus in the temp directory ... OK
- DONE
Status: 1 ERROR