Running 'testthat.R' [11s]
Running the tests in 'tests/testthat.R' failed.
Complete output:
  > library(testthat)
  > library(DALEXtra)
  Loading required package: DALEX
  Welcome to DALEX (version: 1.3.1.1).
  Find examples and detailed introduction at: https://pbiecek.github.io/ema/
  Additional features will be available after installation of: ggpubr.
  Use 'install_dependencies()' to get all suggested dependencies
  > 
  > test_check("DALEXtra")
  -- 1. Error: Report generates without errors (@test_champion_challenger.R#8)  --
  package or namespace load failed for 'mlr' in library.dynam(lib, package, package.lib):
   DLL 'mlr' not found: maybe not installed for this architecture?
  Backtrace:
   1. base::library("mlr")
   2. base::tryCatch(...)
   3. base:::tryCatchList(expr, classes, parentenv, handlers)
   4. base:::tryCatchOne(expr, names, parentenv, handlers[[1L]])
   5. value[[3L]](cond)
  
  -- 2. Error: (unknown) (@test_create_env.R#3)  ---------------------------------
  package or namespace load failed for 'mlr' in library.dynam(lib, package, package.lib):
   DLL 'mlr' not found: maybe not installed for this architecture?
  Backtrace:
   1. base::source("objects_for_tests.R")
   5. base::library("mlr")
   6. base::tryCatch(...)
   7. base:::tryCatchList(expr, classes, parentenv, handlers)
   8. base:::tryCatchOne(expr, names, parentenv, handlers[[1L]])
   9. value[[3L]](cond)
  
  -- 3. Error: (unknown) (@test_funnel_measure.R#3)  -----------------------------
  package or namespace load failed for 'mlr' in library.dynam(lib, package, package.lib):
   DLL 'mlr' not found: maybe not installed for this architecture?
  Backtrace:
   1. base::library("mlr")
   2. base::tryCatch(...)
   3. base:::tryCatchList(expr, classes, parentenv, handlers)
   4. base:::tryCatchOne(expr, names, parentenv, handlers[[1L]])
   5. value[[3L]](cond)
  
  -- 4. Error: (unknown) (@test_h2o_explain.R#3)  --------------------------------
  package or namespace load failed for 'mlr' in library.dynam(lib, package, package.lib):
   DLL 'mlr' not found: maybe not installed for this architecture?
  Backtrace:
   1. base::source("objects_for_tests.R")
   5. base::library("mlr")
   6. base::tryCatch(...)
   7. base:::tryCatchList(expr, classes, parentenv, handlers)
   8. base:::tryCatchOne(expr, names, parentenv, handlers[[1L]])
   9. value[[3L]](cond)
  
  -- 5. Error: (unknown) (@test_keras_explain.R#3)  ------------------------------
  package or namespace load failed for 'mlr' in library.dynam(lib, package, package.lib):
   DLL 'mlr' not found: maybe not installed for this architecture?
  Backtrace:
   1. base::source("objects_for_tests.R")
   5. base::library("mlr")
   6. base::tryCatch(...)
   7. base:::tryCatchList(expr, classes, parentenv, handlers)
   8. base:::tryCatchOne(expr, names, parentenv, handlers[[1L]])
   9. value[[3L]](cond)
  
  -- 6. Error: (unknown) (@test_mlr_explain.R#3)  --------------------------------
  package or namespace load failed for 'mlr' in library.dynam(lib, package, package.lib):
   DLL 'mlr' not found: maybe not installed for this architecture?
  Backtrace:
   1. base::source("objects_for_tests.R")
   5. base::library("mlr")
   6. base::tryCatch(...)
   7. base:::tryCatchList(expr, classes, parentenv, handlers)
   8. base:::tryCatchOne(expr, names, parentenv, handlers[[1L]])
   9. value[[3L]](cond)
  
  -- 7. Error: (unknown) (@test_overall_comparison.R#3)  -------------------------
  package or namespace load failed for 'mlr' in library.dynam(lib, package, package.lib):
   DLL 'mlr' not found: maybe not installed for this architecture?
  Backtrace:
   1. base::library("mlr")
   2. base::tryCatch(...)
   3. base:::tryCatchList(expr, classes, parentenv, handlers)
   4. base:::tryCatchOne(expr, names, parentenv, handlers[[1L]])
   5. value[[3L]](cond)
  
  -- 8. Error: (unknown) (@test_scikitlearn_explain.R#3)  ------------------------
  package or namespace load failed for 'mlr' in library.dynam(lib, package, package.lib):
   DLL 'mlr' not found: maybe not installed for this architecture?
  Backtrace:
   1. base::source("objects_for_tests.R")
   5. base::library("mlr")
   6. base::tryCatch(...)
   7. base:::tryCatchList(expr, classes, parentenv, handlers)
   8. base:::tryCatchOne(expr, names, parentenv, handlers[[1L]])
   9. value[[3L]](cond)
  
  -- 9. Error: (unknown) (@test_training_test.R#3)  ------------------------------
  package or namespace load failed for 'mlr' in library.dynam(lib, package, package.lib):
   DLL 'mlr' not found: maybe not installed for this architecture?
  Backtrace:
   1. base::library("mlr")
   2. base::tryCatch(...)
   3. base:::tryCatchList(expr, classes, parentenv, handlers)
   4. base:::tryCatchOne(expr, names, parentenv, handlers[[1L]])
   5. value[[3L]](cond)
  
  -- 10. Error: (unknown) (@test_xgboost_explain.R#4)  ---------------------------
  package or namespace load failed for 'mlr' in library.dynam(lib, package, package.lib):
   DLL 'mlr' not found: maybe not installed for this architecture?
  Backtrace:
   1. base::library("mlr")
   2. base::tryCatch(...)
   3. base:::tryCatchList(expr, classes, parentenv, handlers)
   4. base:::tryCatchOne(expr, names, parentenv, handlers[[1L]])
   5. value[[3L]](cond)
  
  -- 11. Error: (unknown) (@tests_prints.R#3)  -----------------------------------
  package or namespace load failed for 'mlr' in library.dynam(lib, package, package.lib):
   DLL 'mlr' not found: maybe not installed for this architecture?
  Backtrace:
   1. base::source("objects_for_tests.R")
   5. base::library("mlr")
   6. base::tryCatch(...)
   7. base:::tryCatchList(expr, classes, parentenv, handlers)
   8. base:::tryCatchOne(expr, names, parentenv, handlers[[1L]])
   9. value[[3L]](cond)
  
  == testthat results  ===========================================================
  [ OK: 48 | SKIPPED: 0 | WARNINGS: 103 | FAILED: 11 ]
  1. Error: Report generates without errors (@test_champion_challenger.R#8) 
  2. Error: (unknown) (@test_create_env.R#3) 
  3. Error: (unknown) (@test_funnel_measure.R#3) 
  4. Error: (unknown) (@test_h2o_explain.R#3) 
  5. Error: (unknown) (@test_keras_explain.R#3) 
  6. Error: (unknown) (@test_mlr_explain.R#3) 
  7. Error: (unknown) (@test_overall_comparison.R#3) 
  8. Error: (unknown) (@test_scikitlearn_explain.R#3) 
  9. Error: (unknown) (@test_training_test.R#3) 
  1. ...
  
  Error: testthat unit tests failed
  Execution halted