Running ‘testthat.R’ [129s/182s]
Running the tests in ‘tests/testthat.R’ failed.
Complete output:
  > if (requireNamespace("testthat", quietly = TRUE)) {
  +   library("checkmate")
  +   library("testthat")
  +   library("mlr3")
  +   test_check("mlr3")
  + }
  Saving _problems/test_CallbackResample-20.R
  Saving _problems/test_CallbackResample-39.R
  Saving _problems/test_CallbackResample-58.R
  Saving _problems/test_CallbackResample-77.R
  Saving _problems/test_CallbackResample-94.R
  Saving _problems/test_CallbackResample-127.R
  Saving _problems/test_CallbackResample-162.R
  Saving _problems/test_CallbackResample-184.R
  Saving _problems/test_CallbackResample-225.R
  Saving _problems/test_CallbackResample-244.R
  Saving _problems/test_Learner-197.R
  Saving _problems/test_Learner-479.R
  Saving _problems/test_Learner-562.R
  <Mlr3TestError: 
  x a
  > Class: Mlr3TestError
  >
  <Mlr3ErrorLearnerNoModel: 
  x No model stored
  > Class: Mlr3ErrorLearnerNoModel
  >
  Saving _problems/test_Learner-1021.R
  Saving _problems/test_Measure-21.R
  Saving _problems/test_Measure-66.R
  Saving _problems/test_Measure-90.R
  Saving _problems/test_Measure-106.R
  Saving _problems/test_Measure-122.R
  Saving _problems/test_Measure-199.R
  Saving _problems/test_Measure-285.R
  Saving _problems/test_Measure-306.R
  Saving _problems/test_MeasureInternalValidScore-5.R
  Saving _problems/test_MeasureRegrRSQ-112.R
  Saving _problems/test_MeasureRegrRSQ-183.R
  Saving _problems/test_PredictionClassif-119.R
  Saving _problems/test_PredictionRegr-22.R
  Saving _problems/test_PredictionRegr-44.R
  Saving _problems/test_Task-874.R
  Saving _problems/test_Task-1031.R
  Saving _problems/test_autotest-60.R
  Saving _problems/test_autotest-162.R
  Saving _problems/test_benchmark-6.R
  Saving _problems/test_encapsulate-49.R
  Saving _problems/test_encapsulate-87.R
  Saving _problems/test_errorhandling-63.R
  Saving _problems/test_errorhandling-80.R
  Saving _problems/test_fallback-48.R
  Saving _problems/test_fallback-65.R
  Saving _problems/test_hotstart-134.R
  Saving _problems/test_hotstart-158.R
  Saving _problems/test_hotstart-187.R
  Saving _problems/test_hotstart-222.R
  Saving _problems/test_hotstart-246.R
  Saving _problems/test_install_pkgs-25.R
  Saving _problems/test_lgr-20.R
  Saving _problems/test_mlr_callbacks-9.R
  Saving _problems/test_mlr_callbacks-30.R
  Saving _problems/test_mlr_learners_classif_debug-28.R
  Saving _problems/test_mlr_learners_classif_featureless-4.R
  Saving _problems/test_mlr_learners_classif_featureless-43.R
  Saving _problems/test_mlr_learners_classif_rpart-4.R
  Saving _problems/test_mlr_learners_regr_featureless-4.R
  Saving _problems/test_mlr_learners_regr_featureless-11.R
  Saving _problems/test_mlr_learners_regr_rpart-4.R
  Saving _problems/test_mlr_measures-31.R
  Saving _problems/test_mlr_measures_selected_features-6.R
  Saving _problems/test_mlr_measures_similarity-3.R
  Saving _problems/test_mlr_reflections-60.R
  Saving _problems/test_mlr_reflections-76.R
  Saving _problems/test_mlr_reflections-105.R
  Saving _problems/test_mlr_resampling_holdout-39.R
  Saving _problems/test_parallel_future-12.R
  Saving _problems/test_parallel_future-25.R
  Saving _problems/test_parallel_future-42.R
  Saving _problems/test_parallel_future-69.R
  Saving _problems/test_parallel_future-82.R
  Saving _problems/test_parallel_mirai-7.R
  Saving _problems/test_parallel_mirai-18.R
  Saving _problems/test_parallel_mirai-30.R
  Saving _problems/test_parallel_mirai-99.R
  Saving _problems/test_resample-4.R
  Saving _problems/test_resultdata-9.R
  Saving _problems/test_resultdata-58.R
  Saving _problems/test_resultdata-93.R
  Saving _problems/test_resultdata-131.R
  Saving _problems/test_resultdata-190.R
  [ FAIL 79 | WARN 0 | SKIP 12 | PASS 8474 ]
  
  ══ Skipped tests (12) ══════════════════════════════════════════════════════════
  • Not on GitHub Actions (1): 'test_backward_compatibility.R:1:1'
  • On CRAN (9): 'test_Learner.R:641:3', 'test_Learner.R:847:3',
    'test_Learner.R:870:3', 'test_Learner.R:893:3', 'test_Learner.R:916:3',
    'test_Measure.R:129:3', 'test_parallel_future.R:91:3',
    'test_parallel_mirai.R:48:3', 'test_parallel_mirai.R:66:3'
  • empty test (1): 'test_Task.R:911:1'
  • {distr6} is not installed (1): 'test_PredictionRegr.R:54:3'
  
  ══ Failed tests ════════════════════════════════════════════════════════════════
  ── Error ('test_CallbackResample.R:20:3'): on_resample_begin works ─────────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. ├─global expect_resample_result(resample(task, learner, resampling, callbacks = callback)) at test_CallbackResample.R:20:3
   2. │ └─checkmate::expect_r6(rr, "ResampleResult")
   3. │   └─checkmate::checkR6(...)
   4. └─mlr3::resample(task, learner, resampling, callbacks = callback)
   5.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   6.     └─mlr3 (local) initialize(...)
   7.       └─mlr3:::.__ResultData__initialize(...)
   8.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   9.         └─data.table:::`[.data.table`(...)
  ── Error ('test_CallbackResample.R:39:3'): on_resample_before_train works ──────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. ├─global expect_resample_result(resample(task, learner, resampling, callbacks = callback)) at test_CallbackResample.R:39:3
   2. │ └─checkmate::expect_r6(rr, "ResampleResult")
   3. │   └─checkmate::checkR6(...)
   4. └─mlr3::resample(task, learner, resampling, callbacks = callback)
   5.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   6.     └─mlr3 (local) initialize(...)
   7.       └─mlr3:::.__ResultData__initialize(...)
   8.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   9.         └─data.table:::`[.data.table`(...)
  ── Error ('test_CallbackResample.R:58:3'): on_resample_before_predict works ────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. ├─global expect_resample_result(resample(task, learner, resampling, callbacks = callback)) at test_CallbackResample.R:58:3
   2. │ └─checkmate::expect_r6(rr, "ResampleResult")
   3. │   └─checkmate::checkR6(...)
   4. └─mlr3::resample(task, learner, resampling, callbacks = callback)
   5.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   6.     └─mlr3 (local) initialize(...)
   7.       └─mlr3:::.__ResultData__initialize(...)
   8.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   9.         └─data.table:::`[.data.table`(...)
  ── Error ('test_CallbackResample.R:77:3'): on_resample_end works ───────────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. ├─global expect_resample_result(resample(task, learner, resampling, callbacks = callback)) at test_CallbackResample.R:77:3
   2. │ └─checkmate::expect_r6(rr, "ResampleResult")
   3. │   └─checkmate::checkR6(...)
   4. └─mlr3::resample(task, learner, resampling, callbacks = callback)
   5.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   6.     └─mlr3 (local) initialize(...)
   7.       └─mlr3:::.__ResultData__initialize(...)
   8.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   9.         └─data.table:::`[.data.table`(...)
  ── Error ('test_CallbackResample.R:94:3'): writing to learner$state works ──────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::resample(task, learner, resampling, callbacks = callback) at test_CallbackResample.R:94:3
   2.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_CallbackResample.R:127:3'): writing to data_extra works ────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::resample(task, learner, resampling, callbacks = callback) at test_CallbackResample.R:127:3
   2.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_CallbackResample.R:162:3'): data_extra is a list column ────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::resample(task, learner, resampling, callbacks = callback) at test_CallbackResample.R:162:3
   2.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_CallbackResample.R:184:3'): data_extra is null ─────────────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::resample(task, learner, resampling, callbacks = callback) at test_CallbackResample.R:184:3
   2.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_CallbackResample.R:225:3'): learner cloning in workhorse is passed to context ──
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::resample(task, learner, resampling, callbacks = callback) at test_CallbackResample.R:225:3
   2.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_CallbackResample.R:244:3'): returning data_extra sometimes works  ──
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::benchmark(design, callbacks = callback) at test_CallbackResample.R:244:3
   2.   └─ResultData$new(grid, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_Learner.R:197:3'): predict train + test set ────────────────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::resample(task, learner, hout) at test_Learner.R:197:3
   2.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Failure ('test_Learner.R:479:3'): internal_valid_task is created correctly ──
  Expected `resample(task2, learner2, resampling)` not to throw any errors.
  Actually got a <simpleError> with message:
    attempt access index 9/9 in VECTOR_ELT
  ── Error ('test_Learner.R:562:3'): learner state contains internal valid task information ──
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::resample(task, learner, rsmp("holdout")) at test_Learner.R:562:3
   2.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_Learner.R:1021:3'): oob_error is available without storing models via $.extract_oob_error() ──
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::resample(task, learner, rsmp("holdout"), store_models = FALSE) at test_Learner.R:1021:3
   2.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_Measure.R:21:5'): average with micro/macro ─────────────────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. ├─global with_seed(...) at test_Measure.R:19:3
   2. │ └─base::force(expr)
   3. └─mlr3::resample(task, learner, rs) at test_Measure.R:21:5
   4.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   5.     └─mlr3 (local) initialize(...)
   6.       └─mlr3:::.__ResultData__initialize(...)
   7.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   8.         └─data.table:::`[.data.table`(...)
  ── Error ('test_Measure.R:66:3'): check_prerequisites / task_properties ────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::resample(task, learner, rsmp("holdout")) at test_Measure.R:66:3
   2.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_Measure.R:90:3'): check_prerequisites / predict_type ───────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::resample(task, learner, rsmp("holdout")) at test_Measure.R:90:3
   2.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_Measure.R:106:3'): check_prerequisites / predict_sets ──────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::resample(task, learner, rsmp("holdout")) at test_Measure.R:106:3
   2.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_Measure.R:122:3'): time_train works with different predict type (#832) ──
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::resample(...) at test_Measure.R:122:3
   2.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_Measure.R:199:3'): measure weights ─────────────────────────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::resample(tsk("iris"), learner, resampling) at test_Measure.R:199:3
   2.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_Measure.R:285:3'): primary iters are respected ─────────────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::resample(task, learner, resampling) at test_Measure.R:285:3
   2.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_Measure.R:306:3'): no predict_sets required (#1094) ────────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::resample(...) at test_Measure.R:306:3
   2.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_MeasureInternalValidScore.R:5:3'): internal valid score ────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::resample(task, learner, rsmp("holdout")) at test_MeasureInternalValidScore.R:5:3
   2.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_MeasureRegrRSQ.R:112:3'): MeasureRegrRSQ works with weights during resampling ──
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::resample(task, learner, resampling) at test_MeasureRegrRSQ.R:112:3
   2.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_MeasureRegrRSQ.R:183:3'): MeasureRegrRSQ use_weights works ─────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::resample(task_plain, learner, resampling) at test_MeasureRegrRSQ.R:183:3
   2.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_PredictionClassif.R:119:3'): c ─────────────────────────────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::resample(task, lrn, rsmp("cv", folds = 3)) at test_PredictionClassif.R:119:3
   2.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_PredictionRegr.R:22:3'): c ─────────────────────────────────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::resample(task, lrn, rsmp("cv", folds = 3)) at test_PredictionRegr.R:22:3
   2.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_PredictionRegr.R:44:3'): c drops se (#250) ─────────────────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::resample(task, lrn, rsmp("cv", folds = 3)) at test_PredictionRegr.R:44:3
   2.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_Task.R:874:3'): $characteristics works ─────────────────────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::benchmark(design) at test_Task.R:874:3
   2.   └─ResultData$new(grid, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_Task.R:1031:3'): weights_measure + stratum works during resampling (#1405) ──
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. ├─global expect_resample_result(...) at test_Task.R:1031:3
   2. │ └─checkmate::expect_r6(rr, "ResampleResult")
   3. │   └─checkmate::checkR6(...)
   4. └─mlr3::resample(task, lrn("classif.featureless"), rsmp("cv", folds = 3))
   5.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   6.     └─mlr3 (local) initialize(...)
   7.       └─mlr3:::.__ResultData__initialize(...)
   8.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   9.         └─data.table:::`[.data.table`(...)
  ── Error ('test_autotest.R:60:3'): autotest configure_learner works ────────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─global run_autotest(learner, 10, exclude = exclude, configure_learner = cfg_lrn) at test_autotest.R:60:3
   2.   └─global run_experiment(task, learner, NULL, configure_learner)
   3.     └─mlr3::resample(task, learner_encapsulated, rsmp("holdout"), store_models = TRUE)
   4.       └─ResultData$new(data, data_extra, store_backends = store_backends)
   5.         └─mlr3 (local) initialize(...)
   6.           └─mlr3:::.__ResultData__initialize(...)
   7.             ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   8.             └─data.table:::`[.data.table`(...)
  ── Error ('test_autotest.R:162:7'): autotest on encapsulation ──────────────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. ├─global with_mirai(...) at test_autotest.R:160:5
   2. │ └─base::force(expr)
   3. └─global run_experiment(task, learner1) at test_autotest.R:162:7
   4.   └─mlr3::resample(task, learner_encapsulated, rsmp("holdout"), store_models = TRUE)
   5.     └─ResultData$new(data, data_extra, store_backends = store_backends)
   6.       └─mlr3 (local) initialize(...)
   7.         └─mlr3:::.__ResultData__initialize(...)
   8.           ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   9.           └─data.table:::`[.data.table`(...)
  ── Error ('test_benchmark.R:6:1'): (code run outside of `test_that()`) ─────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::benchmark(design) at test_benchmark.R:6:1
   2.   └─ResultData$new(grid, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_encapsulate.R:49:3'): evaluate / resample ──────────────────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
       ▆
    1. ├─base::suppressMessages(...) at test_encapsulate.R:49:3
    2. │ └─base::withCallingHandlers(...)
    3. ├─base::suppressWarnings(...)
    4. │ └─base::withCallingHandlers(...)
    5. └─mlr3::resample(task, disable_encapsulation(learner), resampling)
    6.   └─ResultData$new(data, data_extra, store_backends = store_backends)
    7.     └─mlr3 (local) initialize(...)
    8.       └─mlr3:::.__ResultData__initialize(...)
    9.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   10.         └─data.table:::`[.data.table`(...)
  ── Error ('test_encapsulate.R:87:3'): encapsulate methods produce the same results ──
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::resample(task, learner, rsmp("cv", folds = 3), store_models = TRUE) at test_encapsulate.R:87:3
   2.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_errorhandling.R:63:3'): encapsulation / resample ───────────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::resample(task, learner, rsmp("cv", folds = 3)) at test_errorhandling.R:63:3
   2.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_errorhandling.R:80:3'): encapsulation / benchmark ──────────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::benchmark(benchmark_grid(task, learner, rsmp("cv", folds = 3))) at test_errorhandling.R:80:3
   2.   └─ResultData$new(grid, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_fallback.R:48:3'): fail during resample ────────────────────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::resample(tsk("iris"), learner, rsmp("cv", folds = 3)) at test_fallback.R:48:3
   2.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_fallback.R:65:3'): incomplete predictions ──────────────────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::resample(tsk("iris"), learner, rsmp("cv", folds = 3)) at test_fallback.R:65:3
   2.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_hotstart.R:134:3'): learners are hotstarted when resample is used ──
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::resample(task, learner_1, resampling, store_models = TRUE) at test_hotstart.R:134:3
   2.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_hotstart.R:158:3'): learners are hotstarted when benchmark is called ──
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::benchmark(design, store_models = TRUE) at test_hotstart.R:158:3
   2.   └─ResultData$new(grid, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_hotstart.R:187:3'): learners are trained and hotstarted when benchmark is called ──
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::benchmark(design, store_models = TRUE) at test_hotstart.R:187:3
   2.   └─ResultData$new(grid, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_hotstart.R:222:3'): learners are cloned when hotstarting is applied ──
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::benchmark(design, store_models = TRUE, allow_hotstart = TRUE) at test_hotstart.R:222:3
   2.   └─ResultData$new(grid, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_hotstart.R:246:3'): hotstarting works when col role is set in task ──
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::resample(task, learner_1, resampling, store_models = TRUE) at test_hotstart.R:246:3
   2.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_install_pkgs.R:25:3'): extract_pkgs works ──────────────────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::resample(tsk("mtcars"), lrn("regr.featureless"), rsmp("holdout")) at test_install_pkgs.R:25:3
   2.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_lgr.R:20:3'): log to text file ─────────────────────────────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. ├─base::suppressWarnings(resample(task, learner, resampling)) at test_lgr.R:20:3
   2. │ └─base::withCallingHandlers(...)
   3. └─mlr3::resample(task, learner, resampling)
   4.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   5.     └─mlr3 (local) initialize(...)
   6.       └─mlr3:::.__ResultData__initialize(...)
   7.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   8.         └─data.table:::`[.data.table`(...)
  ── Error ('test_lgr.R:38:3'): logger works ─────────────────────────────────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
       ▆
    1. ├─testthat::capture_output(...) at test_lgr.R:38:3
    2. │ └─testthat::capture_output_lines(code, print, width = width)
    3. │   └─testthat:::eval_with_output(code, print = print, width = width)
    4. │     ├─withr::with_output_sink(path, withVisible(code))
    5. │     │ └─base::force(code)
    6. │     └─base::withVisible(code)
    7. └─mlr3::resample(...)
    8.   └─ResultData$new(data, data_extra, store_backends = store_backends)
    9.     └─mlr3 (local) initialize(...)
   10.       └─mlr3:::.__ResultData__initialize(...)
   11.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   12.         └─data.table:::`[.data.table`(...)
  ── Error ('test_lgr.R:70:5'): thresholds are restored on workers ───────────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
       ▆
    1. ├─testthat::capture_output(...) at test_lgr.R:69:3
    2. │ └─testthat::capture_output_lines(code, print, width = width)
    3. │   └─testthat:::eval_with_output(code, print = print, width = width)
    4. │     ├─withr::with_output_sink(path, withVisible(code))
    5. │     │ └─base::force(code)
    6. │     └─base::withVisible(code)
    7. ├─global with_future(...)
    8. │ └─base::force(expr)
    9. └─mlr3::resample(...) at test_lgr.R:70:5
   10.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   11.     └─mlr3 (local) initialize(...)
   12.       └─mlr3:::.__ResultData__initialize(...)
   13.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   14.         └─data.table:::`[.data.table`(...)
  ── Error ('test_mlr_callbacks.R:9:3'): model extractor works ───────────────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::resample(task, learner, resampling = resampling, callbacks = callback) at test_mlr_callbacks.R:9:3
   2.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_mlr_callbacks.R:30:3'): holdout task works ─────────────────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::resample(task, learner, resampling = resampling, callbacks = callback) at test_mlr_callbacks.R:30:3
   2.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_mlr_learners_classif_debug.R:28:3'): updating model works / resample ──
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::resample(tsk("iris"), learner, rsmp("holdout"), store_models = TRUE) at test_mlr_learners_classif_debug.R:28:3
   2.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_mlr_learners_classif_featureless.R:4:3'): autotest ─────────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─global run_autotest(learner, exclude = "sanity") at test_mlr_learners_classif_featureless.R:4:3
   2.   └─global run_experiment(task, learner, NULL, configure_learner)
   3.     └─mlr3::resample(task, learner_encapsulated, rsmp("holdout"), store_models = TRUE)
   4.       └─ResultData$new(data, data_extra, store_backends = store_backends)
   5.         └─mlr3 (local) initialize(...)
   6.           └─mlr3:::.__ResultData__initialize(...)
   7.             ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   8.             └─data.table:::`[.data.table`(...)
  ── Error ('test_mlr_learners_classif_featureless.R:43:3'): classif.featureless works on featureless task ──
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::resample(task, learner, rsmp("holdout")) at test_mlr_learners_classif_featureless.R:43:3
   2.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_mlr_learners_classif_rpart.R:4:3'): autotest ───────────────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─global run_autotest(learner) at test_mlr_learners_classif_rpart.R:4:3
   2.   └─global run_experiment(task, learner, NULL, configure_learner)
   3.     └─mlr3::resample(task, learner_encapsulated, rsmp("holdout"), store_models = TRUE)
   4.       └─ResultData$new(data, data_extra, store_backends = store_backends)
   5.         └─mlr3 (local) initialize(...)
   6.           └─mlr3:::.__ResultData__initialize(...)
   7.             ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   8.             └─data.table:::`[.data.table`(...)
  ── Error ('test_mlr_learners_regr_featureless.R:4:3'): autotest ────────────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─global run_autotest(learner, exclude = "sanity") at test_mlr_learners_regr_featureless.R:4:3
   2.   └─global run_experiment(task, learner, NULL, configure_learner)
   3.     └─mlr3::resample(task, learner_encapsulated, rsmp("holdout"), store_models = TRUE)
   4.       └─ResultData$new(data, data_extra, store_backends = store_backends)
   5.         └─mlr3 (local) initialize(...)
   6.           └─mlr3:::.__ResultData__initialize(...)
   7.             ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   8.             └─data.table:::`[.data.table`(...)
  ── Error ('test_mlr_learners_regr_featureless.R:11:3'): regr.featureless works on featureless task ──
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::resample(task, learner, rsmp("holdout")) at test_mlr_learners_regr_featureless.R:11:3
   2.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_mlr_learners_regr_rpart.R:4:3'): autotest ──────────────────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─global run_autotest(learner) at test_mlr_learners_regr_rpart.R:4:3
   2.   └─global run_experiment(task, learner, NULL, configure_learner)
   3.     └─mlr3::resample(task, learner_encapsulated, rsmp("holdout"), store_models = TRUE)
   4.       └─ResultData$new(data, data_extra, store_backends = store_backends)
   5.         └─mlr3 (local) initialize(...)
   6.           └─mlr3:::.__ResultData__initialize(...)
   7.             ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   8.             └─data.table:::`[.data.table`(...)
  ── Error ('test_mlr_measures.R:31:3'): custom aggregation ──────────────────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::resample(task, lrn, rsmp("cv", folds = 3)) at test_mlr_measures.R:31:3
   2.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_mlr_measures_selected_features.R:6:3'): selected_features ──────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::resample(task, lrn, rsmp("holdout"), store_models = TRUE) at test_mlr_measures_selected_features.R:6:3
   2.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_mlr_measures_similarity.R:3:1'): (code run outside of `test_that()`) ──
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::resample(task, learner, rsmp("cv", folds = 3), store_models = TRUE) at test_mlr_measures_similarity.R:3:1
   2.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_mlr_reflections.R:60:3'): resampling works ─────────────────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::resample(task, learner, rsmp("cv", folds = 3)) at test_mlr_reflections.R:60:3
   2.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_mlr_reflections.R:76:3'): benchmark works ──────────────────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::benchmark(grid) at test_mlr_reflections.R:76:3
   2.   └─ResultData$new(grid, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_mlr_reflections.R:105:5'): external packages can set column roles ──
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. ├─global with_future(...) at test_mlr_reflections.R:104:3
   2. │ └─base::force(expr)
   3. └─mlr3::resample(task, lrn("classif.rpart"), rsmp("cv", folds = 3)) at test_mlr_reflections.R:105:5
   4.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   5.     └─mlr3 (local) initialize(...)
   6.       └─mlr3:::.__ResultData__initialize(...)
   7.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   8.         └─data.table:::`[.data.table`(...)
  ── Error ('test_mlr_resampling_holdout.R:39:3'): prediction does not drop dimension (#551) ──
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::benchmark(design) at test_mlr_resampling_holdout.R:39:3
   2.   └─ResultData$new(grid, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_parallel_future.R:12:7'): parallel resample ────────────────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. ├─global with_future(...) at test_parallel_future.R:7:3
   2. │ └─base::force(expr)
   3. ├─progressr::with_progress(...) at test_parallel_future.R:11:5
   4. └─mlr3::resample(task, learner, rsmp("cv", folds = 3)) at test_parallel_future.R:12:7
   5.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   6.     └─mlr3 (local) initialize(...)
   7.       └─mlr3:::.__ResultData__initialize(...)
   8.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   9.         └─data.table:::`[.data.table`(...)
  ── Error ('test_parallel_future.R:25:3'): seeds work identical during sequential and parallel execution ──
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
       ▆
    1. ├─global with_seed(...) at test_parallel_future.R:25:3
    2. │ └─base::force(expr)
    3. ├─global with_future(future::sequential, resample(task, learner, resampling))
    4. │ └─base::force(expr)
    5. └─mlr3::resample(task, learner, resampling)
    6.   └─ResultData$new(data, data_extra, store_backends = store_backends)
    7.     └─mlr3 (local) initialize(...)
    8.       └─mlr3:::.__ResultData__initialize(...)
    9.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   10.         └─data.table:::`[.data.table`(...)
  ── Error ('test_parallel_future.R:42:7'): parallel benchmark ───────────────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. ├─global with_future(...) at test_parallel_future.R:40:3
   2. │ └─base::force(expr)
   3. ├─progressr::with_progress(...) at test_parallel_future.R:41:5
   4. └─mlr3::benchmark(benchmark_grid(task, learner, rsmp("cv", folds = 3))) at test_parallel_future.R:42:7
   5.   └─ResultData$new(grid, data_extra, store_backends = store_backends)
   6.     └─mlr3 (local) initialize(...)
   7.       └─mlr3:::.__ResultData__initialize(...)
   8.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   9.         └─data.table:::`[.data.table`(...)
  ── Error ('test_parallel_future.R:69:7'): real parallel resample ───────────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. ├─global with_future(...) at test_parallel_future.R:64:3
   2. │ └─base::force(expr)
   3. ├─progressr::with_progress(...) at test_parallel_future.R:68:5
   4. └─mlr3::resample(task, learner, rsmp("cv", folds = 3)) at test_parallel_future.R:69:7
   5.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   6.     └─mlr3 (local) initialize(...)
   7.       └─mlr3:::.__ResultData__initialize(...)
   8.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   9.         └─data.table:::`[.data.table`(...)
  ── Error ('test_parallel_future.R:82:3'): parallel seed ────────────────────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. ├─global with_seed(123, resample(task, learner, rsmp("cv", folds = 3))) at test_parallel_future.R:82:3
   2. │ └─base::force(expr)
   3. └─mlr3::resample(task, learner, rsmp("cv", folds = 3))
   4.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   5.     └─mlr3 (local) initialize(...)
   6.       └─mlr3:::.__ResultData__initialize(...)
   7.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   8.         └─data.table:::`[.data.table`(...)
  ── Error ('test_parallel_mirai.R:7:5'): parallel resample ──────────────────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. ├─global with_mirai(...) at test_parallel_mirai.R:4:3
   2. │ └─base::force(expr)
   3. └─mlr3::resample(task, learner, rsmp("cv", folds = 3)) at test_parallel_mirai.R:7:5
   4.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   5.     └─mlr3 (local) initialize(...)
   6.       └─mlr3:::.__ResultData__initialize(...)
   7.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   8.         └─data.table:::`[.data.table`(...)
  ── Error ('test_parallel_mirai.R:18:5'): parallel benchmark ────────────────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. ├─global with_mirai(...) at test_parallel_mirai.R:17:3
   2. │ └─base::force(expr)
   3. └─mlr3::benchmark(benchmark_grid(task, learner, rsmp("cv", folds = 3))) at test_parallel_mirai.R:18:5
   4.   └─ResultData$new(grid, data_extra, store_backends = store_backends)
   5.     └─mlr3 (local) initialize(...)
   6.       └─mlr3:::.__ResultData__initialize(...)
   7.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   8.         └─data.table:::`[.data.table`(...)
  ── Error ('test_parallel_mirai.R:30:5'): mirai resample is reproducible ────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. ├─global with_mirai(...) at test_parallel_mirai.R:26:3
   2. │ └─base::force(expr)
   3. └─mlr3::resample(task, learner, resampling, store_models = TRUE) at test_parallel_mirai.R:30:5
   4.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   5.     └─mlr3 (local) initialize(...)
   6.       └─mlr3:::.__ResultData__initialize(...)
   7.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   8.         └─data.table:::`[.data.table`(...)
  ── Error ('test_parallel_mirai.R:99:5'): mirai compute profile can be changed ──
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. ├─global with_mirai(...) at test_parallel_mirai.R:94:3
   2. │ └─base::force(expr)
   3. └─mlr3::resample(task, learner, resampling, store_models = TRUE) at test_parallel_mirai.R:99:5
   4.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   5.     └─mlr3 (local) initialize(...)
   6.       └─mlr3:::.__ResultData__initialize(...)
   7.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   8.         └─data.table:::`[.data.table`(...)
  ── Error ('test_resample.R:4:1'): (code run outside of `test_that()`) ──────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::resample(task, learner, resampling) at test_resample.R:4:1
   2.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_resultdata.R:9:3'): results are ordered ────────────────────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::benchmark(grid, store_models = TRUE) at test_resultdata.R:9:3
   2.   └─ResultData$new(grid, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_resultdata.R:58:3'): mlr3tuning use case ───────────────────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::benchmark(...) at test_resultdata.R:58:3
   2.   └─ResultData$new(grid, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_resultdata.R:93:3'): predict set selection ─────────────────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::resample(task, learner, resampling) at test_resultdata.R:93:3
   2.   └─ResultData$new(data, data_extra, store_backends = store_backends)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_resultdata.R:131:3'): data_extra works ─────────────────────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::as_result_data(...) at test_resultdata.R:131:3
   2.   └─ResultData$new(...)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  ── Error ('test_resultdata.R:190:3'): combine with data_extra works ────────────
  Error in ``[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash")`: attempt access index 9/9 in VECTOR_ELT
  Backtrace:
      ▆
   1. └─mlr3::as_result_data(...) at test_resultdata.R:190:3
   2.   └─ResultData$new(...)
   3.     └─mlr3 (local) initialize(...)
   4.       └─mlr3:::.__ResultData__initialize(...)
   5.         ├─data[, `:=`("task_hash", task[[1L]]$hash), by = "uhash"]
   6.         └─data.table:::`[.data.table`(...)
  
  [ FAIL 79 | WARN 0 | SKIP 12 | PASS 8474 ]
  Error:
  ! Test failures.
  Execution halted