Running 'testthat.R' [243s]
Running the tests in 'tests/testthat.R' failed.
Complete output:
  > library(testthat)
  > library(DALEXtra)
  Loading required package: DALEX
  Welcome to DALEX (version: 2.4.3).
  Find examples and detailed introduction at: http://ema.drwhy.ai/
  Additional features will be available after installation of: ggpubr.
  Use 'install_dependencies()' to get all suggested dependencies
  > 
  > test_check("DALEXtra")
  
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    |======================================================================| 100%Preparation of a new explainer is initiated
    -> model label       :  LM 
    -> data              :  9000  rows  6  cols 
    -> target variable   :  9000  values 
    -> predict function  :  yhat.WrappedModel  will be used ( [33m default [39m )
    -> predicted values  :  No value for predict function target column. ( [33m default [39m )
    -> model_info        :  package mlr , ver. 2.19.1 , task regression ( [33m default [39m ) 
    -> predicted values  :  numerical, min =  1792.597 , mean =  3506.836 , max =  6241.447  
    -> residual function :  difference between y and yhat ( [33m default [39m )
    -> residuals         :  numerical, min =  -257.2555 , mean =  4.687686 , max =  472.356  
   [32m A new explainer has been created! [39m 
  Preparation of a new explainer is initiated
    -> model label       :  RF 
    -> data              :  9000  rows  6  cols 
    -> target variable   :  9000  values 
    -> predict function  :  yhat.WrappedModel  will be used ( [33m default [39m )
    -> predicted values  :  No value for predict function target column. ( [33m default [39m )
    -> model_info        :  package mlr , ver. 2.19.1 , task regression ( [33m default [39m ) 
    -> predicted values  :  numerical, min =  1801.814 , mean =  3505.19 , max =  6266.822  
    -> residual function :  difference between y and yhat ( [33m default [39m )
    -> residuals         :  numerical, min =  -534.1394 , mean =  6.333738 , max =  742.3705  
   [32m A new explainer has been created! [39m 
  Preparation of a new explainer is initiated
    -> model label       :  GBM 
    -> data              :  9000  rows  6  cols 
    -> target variable   :  9000  values 
    -> predict function  :  yhat.WrappedModel  will be used ( [33m default [39m )
    -> predicted values  :  No value for predict function target column. ( [33m default [39m )
    -> model_info        :  package mlr , ver. 2.19.1 , task regression ( [33m default [39m ) 
    -> predicted values  :  numerical, min =  2133.343 , mean =  3504.532 , max =  6070.333  
    -> residual function :  difference between y and yhat ( [33m default [39m )
    -> residuals         :  numerical, min =  -549.286 , mean =  6.991285 , max =  779.842  
   [32m A new explainer has been created! [39m 
  additional arguments ignored in warning()
  Preparation of a new explainer is initiated
    -> model label       :  ranger  ( [33m default [39m )
    -> data              :  2207  rows  7  cols 
    -> target variable   :  2207  values 
    -> predict function  :  yhat.ranger  will be used ( [33m default [39m )
    -> predicted values  :  No value for predict function target column. ( [33m default [39m )
    -> model_info        :  package ranger , ver. 0.16.0 , task classification ( [33m default [39m ) 
    -> predicted values  :  numerical, min =  0.01516237 , mean =  0.3226241 , max =  0.9931582  
    -> residual function :  difference between y and yhat ( [33m default [39m )
    -> residuals         :  numerical, min =  -0.7644959 , mean =  -0.0004673475 , max =  0.8898513  
   [32m A new explainer has been created! [39m 
  additional arguments ignored in warning()