Running examples in ‘mlr3benchmark-Ex.R’ failed
The error most likely occurred in:

> ### Name: autoplot.BenchmarkAggr
> ### Title: Plots for BenchmarkAggr
> ### Aliases: autoplot.BenchmarkAggr
> 
> ### ** Examples
> 
> if (requireNamespaces(c("mlr3learners", "mlr3", "rpart", "xgboost"))) {
+ library(mlr3)
+ library(mlr3learners)
+ library(ggplot2)
+ 
+ set.seed(1)
+ task = tsks(c("iris", "sonar", "wine", "zoo"))
+ learns = lrns(c("classif.featureless", "classif.rpart", "classif.xgboost"))
+ learns$classif.xgboost$param_set$values$nrounds = 50
+ bm = benchmark(benchmark_grid(task, learns, rsmp("cv", folds = 3)))
+ obj = as_benchmark_aggr(bm)
+ 
+ # mean and error bars
+ autoplot(obj, type = "mean", level = 0.95)
+ 
+ if (requireNamespace("PMCMRplus", quietly = TRUE)) {
+   # critical differences
+   autoplot(obj, type = "cd",style = 1)
+   autoplot(obj, type = "cd",style = 2)
+ 
+   # post-hoc friedman-nemenyi
+   autoplot(obj, type = "fn")
+ }
+ 
+ }
INFO  [18:45:18.269] [mlr3] Running benchmark with 36 resampling iterations
INFO  [18:45:18.355] [mlr3] Applying learner 'classif.featureless' on task 'iris' (iter 1/3)
INFO  [18:45:18.499] [mlr3] Applying learner 'classif.featureless' on task 'iris' (iter 2/3)
INFO  [18:45:18.690] [mlr3] Applying learner 'classif.featureless' on task 'iris' (iter 3/3)
INFO  [18:45:18.896] [mlr3] Applying learner 'classif.rpart' on task 'iris' (iter 1/3)
INFO  [18:45:19.047] [mlr3] Applying learner 'classif.rpart' on task 'iris' (iter 2/3)
INFO  [18:45:19.192] [mlr3] Applying learner 'classif.rpart' on task 'iris' (iter 3/3)
INFO  [18:45:19.254] [mlr3] Applying learner 'classif.xgboost' on task 'iris' (iter 1/3)
INFO  [18:45:19.560] [mlr3] Applying learner 'classif.xgboost' on task 'iris' (iter 2/3)
INFO  [18:45:19.811] [mlr3] Applying learner 'classif.xgboost' on task 'iris' (iter 3/3)
INFO  [18:45:20.063] [mlr3] Applying learner 'classif.featureless' on task 'sonar' (iter 1/3)
INFO  [18:45:20.226] [mlr3] Applying learner 'classif.featureless' on task 'sonar' (iter 2/3)
INFO  [18:45:20.401] [mlr3] Applying learner 'classif.featureless' on task 'sonar' (iter 3/3)
INFO  [18:45:20.602] [mlr3] Applying learner 'classif.rpart' on task 'sonar' (iter 1/3)
INFO  [18:45:21.000] [mlr3] Applying learner 'classif.rpart' on task 'sonar' (iter 2/3)
INFO  [18:45:21.279] [mlr3] Applying learner 'classif.rpart' on task 'sonar' (iter 3/3)
INFO  [18:45:21.486] [mlr3] Applying learner 'classif.xgboost' on task 'sonar' (iter 1/3)
INFO  [18:45:21.961] [mlr3] Applying learner 'classif.xgboost' on task 'sonar' (iter 2/3)
INFO  [18:45:22.363] [mlr3] Applying learner 'classif.xgboost' on task 'sonar' (iter 3/3)
INFO  [18:45:22.846] [mlr3] Applying learner 'classif.featureless' on task 'wine' (iter 1/3)
INFO  [18:45:23.063] [mlr3] Applying learner 'classif.featureless' on task 'wine' (iter 2/3)
INFO  [18:45:23.274] [mlr3] Applying learner 'classif.featureless' on task 'wine' (iter 3/3)
INFO  [18:45:23.462] [mlr3] Applying learner 'classif.rpart' on task 'wine' (iter 1/3)
INFO  [18:45:23.654] [mlr3] Applying learner 'classif.rpart' on task 'wine' (iter 2/3)
INFO  [18:45:23.857] [mlr3] Applying learner 'classif.rpart' on task 'wine' (iter 3/3)
INFO  [18:45:24.047] [mlr3] Applying learner 'classif.xgboost' on task 'wine' (iter 1/3)
INFO  [18:45:24.365] [mlr3] Applying learner 'classif.xgboost' on task 'wine' (iter 2/3)
INFO  [18:45:24.680] [mlr3] Applying learner 'classif.xgboost' on task 'wine' (iter 3/3)
INFO  [18:45:24.985] [mlr3] Applying learner 'classif.featureless' on task 'zoo' (iter 1/3)
INFO  [18:45:25.190] [mlr3] Applying learner 'classif.featureless' on task 'zoo' (iter 2/3)
INFO  [18:45:25.375] [mlr3] Applying learner 'classif.featureless' on task 'zoo' (iter 3/3)
INFO  [18:45:25.501] [mlr3] Applying learner 'classif.rpart' on task 'zoo' (iter 1/3)
INFO  [18:45:25.676] [mlr3] Applying learner 'classif.rpart' on task 'zoo' (iter 2/3)
INFO  [18:45:25.850] [mlr3] Applying learner 'classif.rpart' on task 'zoo' (iter 3/3)
INFO  [18:45:26.003] [mlr3] Applying learner 'classif.xgboost' on task 'zoo' (iter 1/3)
INFO  [18:45:26.446] [mlr3] Applying learner 'classif.xgboost' on task 'zoo' (iter 2/3)
INFO  [18:45:26.867] [mlr3] Applying learner 'classif.xgboost' on task 'zoo' (iter 3/3)
Warning in check.deprecation(deprecated_train_params, match.call(), ...) :
  Passed invalid function arguments: nthread, num_class, eval_metric. These should be passed as a list to argument 'params'. Conversion from argument to 'params' entry will be done automatically, but this behavior will become an error in a future version.
Warning in check.custom.obj(params, objective) :
  Argument 'objective' is only for custom objectives. For built-in objectives, pass the objective under 'params'. This warning will become an error in a future version.
Warning in check.deprecation(deprecated_train_params, match.call(), ...) :
  Passed invalid function arguments: nthread, num_class, eval_metric. These should be passed as a list to argument 'params'. Conversion from argument to 'params' entry will be done automatically, but this behavior will become an error in a future version.
Warning in check.custom.obj(params, objective) :
  Argument 'objective' is only for custom objectives. For built-in objectives, pass the objective under 'params'. This warning will become an error in a future version.
Warning in check.deprecation(deprecated_train_params, match.call(), ...) :
  Passed invalid function arguments: nthread, num_class, eval_metric. These should be passed as a list to argument 'params'. Conversion from argument to 'params' entry will be done automatically, but this behavior will become an error in a future version.
Warning in check.custom.obj(params, objective) :
  Argument 'objective' is only for custom objectives. For built-in objectives, pass the objective under 'params'. This warning will become an error in a future version.
Warning in check.deprecation(deprecated_train_params, match.call(), ...) :
  Passed invalid function arguments: nthread, eval_metric. These should be passed as a list to argument 'params'. Conversion from argument to 'params' entry will be done automatically, but this behavior will become an error in a future version.
Warning in check.custom.obj(params, objective) :
  Argument 'objective' is only for custom objectives. For built-in objectives, pass the objective under 'params'. This warning will become an error in a future version.
Warning in check.deprecation(deprecated_train_params, match.call(), ...) :
  Passed invalid function arguments: nthread, eval_metric. These should be passed as a list to argument 'params'. Conversion from argument to 'params' entry will be done automatically, but this behavior will become an error in a future version.
Warning in check.custom.obj(params, objective) :
  Argument 'objective' is only for custom objectives. For built-in objectives, pass the objective under 'params'. This warning will become an error in a future version.
Warning in check.deprecation(deprecated_train_params, match.call(), ...) :
  Passed invalid function arguments: nthread, eval_metric. These should be passed as a list to argument 'params'. Conversion from argument to 'params' entry will be done automatically, but this behavior will become an error in a future version.
Warning in check.custom.obj(params, objective) :
  Argument 'objective' is only for custom objectives. For built-in objectives, pass the objective under 'params'. This warning will become an error in a future version.
Warning in check.deprecation(deprecated_train_params, match.call(), ...) :
  Passed invalid function arguments: nthread, num_class, eval_metric. These should be passed as a list to argument 'params'. Conversion from argument to 'params' entry will be done automatically, but this behavior will become an error in a future version.
Warning in check.custom.obj(params, objective) :
  Argument 'objective' is only for custom objectives. For built-in objectives, pass the objective under 'params'. This warning will become an error in a future version.
Warning in check.deprecation(deprecated_train_params, match.call(), ...) :
  Passed invalid function arguments: nthread, num_class, eval_metric. These should be passed as a list to argument 'params'. Conversion from argument to 'params' entry will be done automatically, but this behavior will become an error in a future version.
Warning in check.custom.obj(params, objective) :
  Argument 'objective' is only for custom objectives. For built-in objectives, pass the objective under 'params'. This warning will become an error in a future version.
Warning in check.deprecation(deprecated_train_params, match.call(), ...) :
  Passed invalid function arguments: nthread, num_class, eval_metric. These should be passed as a list to argument 'params'. Conversion from argument to 'params' entry will be done automatically, but this behavior will become an error in a future version.
Warning in check.custom.obj(params, objective) :
  Argument 'objective' is only for custom objectives. For built-in objectives, pass the objective under 'params'. This warning will become an error in a future version.
Warning in check.deprecation(deprecated_train_params, match.call(), ...) :
  Passed invalid function arguments: nthread, num_class, eval_metric. These should be passed as a list to argument 'params'. Conversion from argument to 'params' entry will be done automatically, but this behavior will become an error in a future version.
Warning in check.custom.obj(params, objective) :
  Argument 'objective' is only for custom objectives. For built-in objectives, pass the objective under 'params'. This warning will become an error in a future version.
Warning in check.deprecation(deprecated_train_params, match.call(), ...) :
  Passed invalid function arguments: nthread, num_class, eval_metric. These should be passed as a list to argument 'params'. Conversion from argument to 'params' entry will be done automatically, but this behavior will become an error in a future version.
Warning in check.custom.obj(params, objective) :
  Argument 'objective' is only for custom objectives. For built-in objectives, pass the objective under 'params'. This warning will become an error in a future version.
Warning in check.deprecation(deprecated_train_params, match.call(), ...) :
  Passed invalid function arguments: nthread, num_class, eval_metric. These should be passed as a list to argument 'params'. Conversion from argument to 'params' entry will be done automatically, but this behavior will become an error in a future version.
Warning in check.custom.obj(params, objective) :
  Argument 'objective' is only for custom objectives. For built-in objectives, pass the objective under 'params'. This warning will become an error in a future version.
INFO  [18:45:27.373] [mlr3] Finished benchmark
Error: Global Friedman test non-significant (p > 0.05), try type = 'mean' instead.
Execution halted