Running 'testthat.R' [158s]
Running the tests in 'tests/testthat.R' failed.
Complete output:
  > if (requireNamespace("testthat", quietly = TRUE)) {
  +   library("testthat")
  +   library("checkmate") # for more expect_*() functions
  +   library("mlr3benchmark")
  +   test_check("mlr3benchmark")
  + }
  INFO  [17:24:39.233] [mlr3] Running benchmark with 4 resampling iterations
  INFO  [17:24:39.329] [mlr3] Applying learner 'regr.featureless' on task 'boston_housing' (iter 1/1)
  INFO  [17:24:39.365] [mlr3] Applying learner 'regr.rpart' on task 'boston_housing' (iter 1/1)
  INFO  [17:24:39.392] [mlr3] Applying learner 'regr.featureless' on task 'mtcars' (iter 1/1)
  INFO  [17:24:39.404] [mlr3] Applying learner 'regr.rpart' on task 'mtcars' (iter 1/1)
  INFO  [17:24:39.419] [mlr3] Finished benchmark
  INFO  [17:24:40.846] [mlr3] Running benchmark with 18 resampling iterations
  INFO  [17:24:40.855] [mlr3] Applying learner 'classif.featureless' on task 'iris' (iter 1/3)
  INFO  [17:24:40.874] [mlr3] Applying learner 'classif.featureless' on task 'iris' (iter 2/3)
  INFO  [17:24:40.891] [mlr3] Applying learner 'classif.featureless' on task 'iris' (iter 3/3)
  INFO  [17:24:40.911] [mlr3] Applying learner 'classif.rpart' on task 'iris' (iter 1/3)
  INFO  [17:24:40.939] [mlr3] Applying learner 'classif.rpart' on task 'iris' (iter 2/3)
  INFO  [17:24:40.974] [mlr3] Applying learner 'classif.rpart' on task 'iris' (iter 3/3)
  INFO  [17:24:40.997] [mlr3] Applying learner 'rpart2' on task 'iris' (iter 1/3)
  INFO  [17:24:41.025] [mlr3] Applying learner 'rpart2' on task 'iris' (iter 2/3)
  INFO  [17:24:41.051] [mlr3] Applying learner 'rpart2' on task 'iris' (iter 3/3)
  INFO  [17:24:41.078] [mlr3] Applying learner 'classif.featureless' on task 'sonar' (iter 1/3)
  INFO  [17:24:41.101] [mlr3] Applying learner 'classif.featureless' on task 'sonar' (iter 2/3)
  INFO  [17:24:41.124] [mlr3] Applying learner 'classif.featureless' on task 'sonar' (iter 3/3)
  INFO  [17:24:41.146] [mlr3] Applying learner 'classif.rpart' on task 'sonar' (iter 1/3)
  INFO  [17:24:41.195] [mlr3] Applying learner 'classif.rpart' on task 'sonar' (iter 2/3)
  INFO  [17:24:41.232] [mlr3] Applying learner 'classif.rpart' on task 'sonar' (iter 3/3)
  INFO  [17:24:41.261] [mlr3] Applying learner 'rpart2' on task 'sonar' (iter 1/3)
  INFO  [17:24:41.310] [mlr3] Applying learner 'rpart2' on task 'sonar' (iter 2/3)
  INFO  [17:24:41.347] [mlr3] Applying learner 'rpart2' on task 'sonar' (iter 3/3)
  INFO  [17:24:41.380] [mlr3] Finished benchmark
  [ FAIL 0 | WARN 4 | SKIP 0 | PASS 54 ]
  
  [ FAIL 0 | WARN 4 | SKIP 0 | PASS 54 ]
  > 
  > proc.time()
     user  system elapsed 
     4.59    0.53    5.17