• using R Under development (unstable) (2026-09-21 r90579 ucrt)
• using platform: x86_64-w64-mingw32
• R was compiled by     gcc.exe (GCC) 14.3.0     GNU Fortran (GCC) 14.3.0
• running under: Windows Server 2022 x64 (build 20348)
• using session charset: UTF-8 * current time: 2026-09-24 19:49:47 UTC
• checking for file 'mlr3cluster/DESCRIPTION' ... OK
• this is package 'mlr3cluster' version '0.6.0'
• package encoding: UTF-8
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• checking if there is a namespace ... OK
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• checking whether package 'mlr3cluster' can be installed ... 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 ... [1s] OK
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• checking R code for possible problems ... [9s] OK
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• checking for missing documentation entries ... OK
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• checking Rd \usage sections ... OK
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• checking for unstated dependencies in examples ... OK
• checking examples ... [38s] OK
• checking for unstated dependencies in 'tests' ... OK
• checking tests ... [72s] ERROR   Running 'testthat.R' [72s] Running the tests in 'tests/testthat.R' failed. Complete output:   > if (requireNamespace("testthat", quietly = TRUE)) {   + library("checkmate")   + library("testthat")   + library("mlr3")   + library("mlr3cluster")   + test_check("mlr3cluster")   + }      Attaching package: 'mlr3cluster'      The following object is masked from 'package:mlr3':          TaskGeneratorMoons      Saving _problems/test_mlr_learners_clust_flexmix-8.R   Found more than one class "kcca" in cache; using the first, from namespace 'kernlab'   Also defined by 'flexclust'   Found more than one class "kcca" in cache; using the first, from namespace 'kernlab'   Also defined by 'flexclust'   Using automatic sigma estimation (sigest) for RBF or laplace kernel    Setting default kernel parameters   Using automatic sigma estimation (sigest) for RBF or laplace kernel   Using automatic sigma estimation (sigest) for RBF or laplace kernel   [ FAIL 1 | WARN 1 | SKIP 22 | PASS 3891 ]      ══ Skipped tests (22) ══════════════════════════════════════════════════════════   • On CRAN (22): 'test_LearnerClust.R:52:3', 'test_LearnerClust.R:71:3',     'test_MeasureClust.R:42:1', 'test_PredictionClust.R:24:1',     'test_PredictionClust.R:34:1', 'test_PredictionClust.R:98:1',     'test_PredictionClust.R:226:1', 'test_mlr_learners_clust_bico.R:31:1',     'test_mlr_learners_clust_clara.R:10:1',     'test_mlr_learners_clust_cobweb.R:2:1',     'test_mlr_learners_clust_dbscan_fpc.R:10:1',     'test_mlr_learners_clust_em.R:2:1', 'test_mlr_learners_clust_ff.R:2:1',     'test_mlr_learners_clust_flexmix.R:31:1',     'test_mlr_learners_clust_genie.R:12:1',     'test_mlr_learners_clust_kkmeans.R:10:1',     'test_mlr_learners_clust_kmodes.R:137:1',     'test_mlr_learners_clust_kproto.R:27:1',     'test_mlr_learners_clust_pam.R:10:1',     'test_mlr_learners_clust_simplekmeans.R:2:1',     'test_mlr_learners_clust_stdbscan.R:47:1',     'test_mlr_learners_clust_xmeans.R:1:1'      ══ Failed tests ════════════════════════════════════════════════════════════════   ── Failure ('test_mlr_learners_clust_flexmix.R:8:3'): autotest ─────────────────   Expected `result` to be TRUE.   Differences:   `actual` is a list   `expected` is a logical vector (TRUE)      [score()] learner 'clust.flexmix:partition' on task 'sanity' failed: Contains missing values (element 1)      [ FAIL 1 | WARN 1 | SKIP 22 | PASS 3891 ]   Error:   ! Test failures.   Execution halted
• checking PDF version of manual ... [34s] OK
• checking HTML version of manual ... [17s] OK
• DONE

Status: 1 ERROR