R Under development (unstable) (2024-06-30 r86854 ucrt) -- "Unsuffered Consequences"
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> if (requireNamespace("testthat", quietly = TRUE)) {
+   library(testthat)
+   library(mlr3mbo)
+   test_check("mlr3mbo")
+ }
Loading required namespace: mlr3learners
Loading required namespace: DiceKriging
Loading required namespace: rgenoud
Loading required package: mlr3
WARN  [10:22:08.824] [mlr3] train: Stopped because hard maximum generation limit was hit.
WARN  [10:22:09.957] [bbotk] R6 class OptimizerError/Optimizer/R6 does not have slot 'optimize'!
WARN  [10:22:25.439] [bbotk] Less then `n_select` (1) candidate points found during acquisition function optimization were not already evaluated.
WARN  [10:22:41.574] [mlr3] train: Stopped because hard maximum generation limit was hit.
WARN  [10:22:43.375] [mlr3] train: Stopped because hard maximum generation limit was hit.
WARN  [10:22:44.247] [mlr3] train: Stopped because hard maximum generation limit was hit.
WARN  [10:23:52.916] [mlr3] train: Stopped because hard maximum generation limit was hit.
WARN  [10:23:54.760] [mlr3] train: Stopped because hard maximum generation limit was hit.
WARN  [10:23:55.973] [mlr3] train: Stopped because hard maximum generation limit was hit.
WARN  [10:23:57.007] [bbotk] Task 'surrogate_task' has missing values in column(s) 'y_scal', but learner 'regr.km' does not support this
WARN  [10:23:57.008] [bbotk] Could not update the surrogate a final time after the optimization process has terminated.
WARN  [10:23:58.291] [mlr3] train: Stopped because hard maximum generation limit was hit.
WARN  [10:23:59.046] [mlr3] train: Stopped because hard maximum generation limit was hit.
WARN  [10:24:02.070] [mlr3] train: Stopped because hard maximum generation limit was hit.
WARN  [10:24:02.878] [mlr3] train: Stopped because hard maximum generation limit was hit.
WARN  [10:24:04.613] [mlr3] train: Stopped because hard maximum generation limit was hit.
WARN  [10:24:07.760] [mlr3] train: Stopped because hard maximum generation limit was hit.
WARN  [10:24:09.460] [mlr3] train: Stopped because hard maximum generation limit was hit.
WARN  [10:24:10.369] [bbotk] Task 'surrogate_task' has missing values in column(s) 'y_scal', but learner 'regr.km' does not support this
WARN  [10:24:10.371] [bbotk] Could not update the surrogate a final time after the optimization process has terminated.
WARN  [10:24:12.100] [mlr3] train: Stopped because hard maximum generation limit was hit.
WARN  [10:24:12.905] [mlr3] train: Stopped because hard maximum generation limit was hit.
WARN  [10:24:15.385] [mlr3] train: Stopped because hard maximum generation limit was hit.
WARN  [10:24:16.239] [mlr3] train: Stopped because hard maximum generation limit was hit.
WARN  [10:24:18.335] [bbotk] Surrogate Train Error.
WARN  [10:24:21.040] [mlr3] train: Stopped because hard maximum generation limit was hit.
WARN  [10:24:22.149] [mlr3] train: Stopped because hard maximum generation limit was hit.
WARN  [10:24:24.367] [bbotk] Current insample performance of the Surrogate Model does not meet the performance threshold.
WARN  [10:24:27.866] [bbotk] Surrogate Train Error.
WARN  [10:24:30.727] [mlr3] train: Stopped because hard maximum generation limit was hit.
WARN  [10:24:31.481] [mlr3] train: Stopped because hard maximum generation limit was hit.
WARN  [10:24:32.563] [mlr3] train: Stopped because hard maximum generation limit was hit.
WARN  [10:24:33.324] [mlr3] train: Stopped because hard maximum generation limit was hit.
WARN  [10:24:37.382] [bbotk] Current insample performance of the Surrogate Model does not meet the performance threshold.
WARN  [10:25:39.712] [mlr3] train: Stopped because hard maximum generation limit was hit.
WARN  [10:25:41.716] [mlr3] train: Stopped because hard maximum generation limit was hit.
WARN  [10:25:43.623] [mlr3] train: Stopped because hard maximum generation limit was hit.
WARN  [10:25:45.548] [mlr3] train: Stopped because hard maximum generation limit was hit.
WARN  [10:25:47.256] [mlr3] train: Stopped because hard maximum generation limit was hit.
WARN  [10:25:49.229] [mlr3] train: Stopped because hard maximum generation limit was hit.
WARN  [10:25:51.243] [mlr3] train: Stopped because hard maximum generation limit was hit.
WARN  [10:25:53.308] [mlr3] train: Stopped because hard maximum generation limit was hit.
WARN  [10:25:56.317] [bbotk] Current insample performance of the Surrogate Model does not meet the performance threshold.
WARN  [10:25:57.516] [mlr3] train: Stopped because hard maximum generation limit was hit.
WARN  [10:25:58.352] [bbotk] R6 class OptimizerError/Optimizer/R6 does not have slot 'optimize'!
WARN  [10:25:58.678] [bbotk] Surrogate Train Error.
WARN  [10:25:59.094] [bbotk] Surrogate Predict Error.
WARN  [10:26:10.549] [mlr3] train: Stopped because hard maximum generation limit was hit.
WARN  [10:26:11.484] [mlr3] train: Stopped because hard maximum generation limit was hit.
WARN  [10:26:14.819] [mlr3] train: Stopped because hard maximum generation limit was hit.
WARN  [10:26:15.588] [mlr3] train: Stopped because hard maximum generation limit was hit.
WARN  [10:26:18.896] [mlr3] train: Stopped because hard maximum generation limit was hit.
WARN  [10:26:20.737] [mlr3] train: Stopped because hard maximum generation limit was hit.
WARN  [10:26:23.052] [mlr3] train: Stopped because hard maximum generation limit was hit.
WARN  [10:26:25.276] [mlr3] train: Stopped because hard maximum generation limit was hit.
WARN  [10:26:26.062] [mlr3] train: Stopped because hard maximum generation limit was hit.
ERROR [10:26:33.321] [mlr3] train: Surrogate Train Error.
ERROR [10:26:33.747] [mlr3] train: Surrogate Train Error.
WARN  [10:26:33.835] [bbotk] Cannot predict, Learner 'regr.error' has not been trained yet
[ FAIL 0 | WARN 0 | SKIP 4 | PASS 888 ]

══ Skipped tests (4) ═══════════════════════════════════════════════════════════
• On CRAN (4): 'test_AcqFunctionEHVIGH.R:32:3', 'test_OptimizerMbo.R:2:3',
  'test_ResultAssignerSurrogate.R:16:3', 'test_TunerMbo.R:2:3'

[ FAIL 0 | WARN 0 | SKIP 4 | PASS 888 ]
> 
> proc.time()
   user  system elapsed 
 173.42    6.82  302.09