Running 'run.R' [7s/9s]
Running the tests in 'tests/run.R' failed.
Complete output:
  > library("testthat")
  > library("mlr3")
  > library("mlr3tuning")
  Loading required package: paradox
  > library("paradox")
  > test_check("mlrintermbo")
  Loading required package: mlrintermbo
  == Skipped tests ===============================================================
  * On CRAN (5)
  
  == Failed tests ================================================================
  -- Error (test_custom_learner.R:61:3): custom surrogate ------------------------
  Error: there is no package called 'ParamHelpers'
  Backtrace:
       x
    1. \-tuner$optimize(ti) test_custom_learner.R:61:2
    2.   \-bbotk:::.__Optimizer__optimize(...)
    3.     \-bbotk::optimize_default(inst, self, private)
    4.       +-base::tryCatch(...)
    5.       | \-base:::tryCatchList(expr, classes, parentenv, handlers)
    6.       |   \-base:::tryCatchOne(expr, names, parentenv, handlers[[1L]])
    7.       |     \-base:::doTryCatch(return(expr), name, parentenv, handler)
    8.       \-private$.optimize(inst)
    9.         \-mlrintermbo:::.__OptimizerInterMBO__.optimize(...)
   10.           \-mlrintermbo:::ParamHelpersParamSet(self$r.session, instance$search_space)
   11.             \-mlrintermbo:::encall(...)
  -- Error (test_mbo.R:63:3): mbo different settings -----------------------------
  Error: there is no package called 'ParamHelpers'
  Backtrace:
       x
    1. \-mlrintermbo:::eval_mbo(list()) test_mbo.R:63:2
    2.   \-tuner$optimize(ti) test_mbo.R:59:4
    3.     \-bbotk:::.__Optimizer__optimize(...)
    4.       \-bbotk::optimize_default(inst, self, private)
    5.         +-base::tryCatch(...)
    6.         | \-base:::tryCatchList(expr, classes, parentenv, handlers)
    7.         |   \-base:::tryCatchOne(expr, names, parentenv, handlers[[1L]])
    8.         |     \-base:::doTryCatch(return(expr), name, parentenv, handler)
    9.         \-private$.optimize(inst)
   10.           \-mlrintermbo:::.__OptimizerInterMBO__.optimize(...)
   11.             \-mlrintermbo:::ParamHelpersParamSet(self$r.session, instance$search_space)
   12.               \-mlrintermbo:::encall(...)
  
  [ FAIL 2 | WARN 0 | SKIP 5 | PASS 0 ]
  Error: Test failures
  Execution halted