• using R version 4.5.1 Patched (2025-06-30 r88369)
• using platform: x86_64-pc-linux-gnu
• R was compiled by     gcc-14 (Debian 14.2.0-19) 14.2.0     GNU Fortran (Debian 14.2.0-19) 14.2.0
• running under: Debian GNU/Linux 13 (trixie)
• using session charset: UTF-8
• checking for file ‘mlr3/DESCRIPTION’ ... OK
• this is package ‘mlr3’ 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 serialization versions ... OK
• checking whether package ‘mlr3’ can be installed ... OK See the install log for details.
• 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 ... [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 whether startup messages can be suppressed ... [1s/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 ... [70s/109s] OK
• checking Rd files ... [5s/8s] 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 ... [21s/46s] OK Examples with CPU (user + system) or elapsed time > 5s                  user system elapsed BenchmarkResult 3.109 0.1 6.068
• checking for unstated dependencies in ‘tests’ ... OK
• checking tests ... [311s/426s] ERROR   Running ‘testthat.R’ [311s/425s] Running the tests in ‘tests/testthat.R’ failed. Complete output:   > if (requireNamespace("testthat", quietly = TRUE)) {   + library("checkmate")   + library("testthat")   + library("mlr3")   + test_check("mlr3")   + }   Loading required namespace: Matrix   [ FAIL 1 | WARN 6 | SKIP 6 | PASS 16211 ]      ══ Skipped tests (6) ═══════════════════════════════════════════════════════════   • On CRAN (3): 'test_Measure.R:128:3', 'test_Task.R:854:3',     'test_parallel.R:91:3'   • empty test (2): 'test_Task.R:623:1', 'test_Task.R:910:1'   • {distr6} is not installed (1): 'test_PredictionRegr.R:54:3'      ══ Failed tests ════════════════════════════════════════════════════════════════   ── Failure ('test_Task.R:796:3'): rbind with weights ───────────────────────────   Check on '"new_level"' failed: Must be a subset of {'setosa','versicolor','virginica'}, but has additional elements {'new_level'}   Backtrace:       ▆    1. └─checkmate::expect_subset("new_level", task$levels("Species")$Species) at test_Task.R:796:3    2. └─checkmate::makeExpectation(x, res, info, label)      [ FAIL 1 | WARN 6 | SKIP 6 | PASS 16211 ]   Error: Test failures   Execution halted
• checking PDF version of manual ... [26s/40s] OK
• checking HTML version of manual ... [19s/27s] OK
• checking for non-standard things in the check directory ... OK
• DONE

Status: 1 ERROR