* using log directory ‘/srv/hornik/tmp/CRAN_pretest/TidyML.Rcheck’ * using R Under development (unstable) (2025-05-26 r88238) * using platform: x86_64-pc-linux-gnu * R was compiled by Debian clang version 19.1.7 (3) Debian flang-new version 19.1.7 (3) * running under: Debian GNU/Linux 13 (trixie) * using session charset: UTF-8 * checking for file ‘TidyML/DESCRIPTION’ ... OK * this is package ‘TidyML’ version ‘0.1.0’ * package encoding: UTF-8 * checking CRAN incoming feasibility ... [3s/5s] NOTE Maintainer: ‘Javier Martínez García ’ New submission Possibly misspelled words in DESCRIPTION: KDD (18:55, 20:102, 28:94) TidyML (16:14, 22:87, 26:66) minimalistic (16:26) resuresults (25:79) The Title field should be in title case. Current version is: ‘Machine Learning Modelling For Everyone’ In title case that is: ‘Machine Learning Modelling for Everyone’ The Description field should not start with the package name, 'This package' or similar. * checking package namespace information ... OK * checking package dependencies ... OK * checking if this is a source package ... OK * checking if there is a namespace ... OK * checking for executable files ... OK * checking for hidden files and directories ... OK * checking for portable file names ... OK * checking for sufficient/correct file permissions ... OK * checking serialization versions ... OK * checking whether package ‘TidyML’ can be installed ... [4s/4s] OK * checking package directory ... OK * checking for future file timestamps ... OK * checking DESCRIPTION meta-information ... OK * checking top-level files ... NOTE Non-standard file/directory found at top level: ‘README.html’ * checking for left-over files ... OK * checking index information ... OK * checking package subdirectories ... NOTE Problems with news in ‘NEWS.md’: No news entries found. * checking code files for non-ASCII characters ... OK * checking R files for syntax errors ... OK * checking whether the package can be loaded ... [0s/0s] OK * checking whether the package can be loaded with stated dependencies ... [0s/0s] OK * checking whether the package can be unloaded cleanly ... [0s/0s] OK * checking whether the namespace can be loaded with stated dependencies ... [0s/0s] OK * checking whether the namespace can be unloaded cleanly ... [0s/0s] OK * checking loading without being on the library search path ... [0s/0s] OK * checking whether startup messages can be suppressed ... [0s/0s] OK * checking use of S3 registration ... OK * checking dependencies in R code ... OK * checking S3 generic/method consistency ... OK * checking replacement functions ... OK * checking foreign function calls ... OK * checking R code for possible problems ... [5s/5s] NOTE modify_datasets: no visible binding for global variable ‘tidy_object’ olden_barplot: no visible binding for global variable ‘variable’ olden_barplot: no visible binding for global variable ‘importance’ one_hot_predictors: no visible global function definition for ‘all_of’ plot2: no visible binding for global variable ‘variable’ plot2: no visible binding for global variable ‘importance’ plot_barplot: no visible binding for global variable ‘Importance’ plot_barplot: no visible binding for global variable ‘Variable’ plot_barplot: no visible binding for global variable ‘StDev’ plot_beeswarm: no visible binding for global variable ‘value’ plot_beeswarm: no visible binding for global variable ‘variable’ plot_beeswarm: no visible binding for global variable ‘val_color’ plot_boxplot: no visible binding for global variable ‘variable’ plot_boxplot: no visible binding for global variable ‘value’ plot_calibration_curve_binary: no visible global function definition for ‘sym’ plot_calibration_curve_binary: no visible binding for global variable ‘data_set’ plot_calibration_curve_binary: no visible binding for global variable ‘y’ plot_calibration_curve_binary: no visible binding for global variable ‘prob_pred’ plot_calibration_curve_binary: no visible binding for global variable ‘prob_observed’ plot_conf_mat: no visible binding for global variable ‘y’ plot_conf_mat: no visible binding for global variable ‘.pred_class’ plot_dist_probs_binary: no visible binding for global variable ‘data_set’ plot_dist_probs_binary: no visible binding for global variable ‘y’ plot_dist_probs_multiclass: no visible binding for global variable ‘data_set’ plot_dist_probs_multiclass: no visible binding for global variable ‘.pred_class’ plot_dist_probs_multiclass: no visible binding for global variable ‘Class’ plot_dist_probs_multiclass: no visible binding for global variable ‘Probability’ plot_dist_probs_multiclass: no visible binding for global variable ‘y’ plot_gain_curve_binary: no visible binding for global variable ‘data_set’ plot_gain_curve_binary: no visible binding for global variable ‘y’ plot_gain_curve_multiclass: no visible binding for global variable ‘data_set’ plot_gain_curve_multiclass: no visible binding for global variable ‘y’ plot_lift_curve_binary: no visible binding for global variable ‘data_set’ plot_lift_curve_binary: no visible binding for global variable ‘y’ plot_lift_curve_multiclass: no visible binding for global variable ‘data_set’ plot_lift_curve_multiclass: no visible binding for global variable ‘y’ plot_pr_curve_binary: no visible binding for global variable ‘data_set’ plot_pr_curve_binary: no visible binding for global variable ‘y’ plot_pr_curve_multiclass: no visible binding for global variable ‘data_set’ plot_pr_curve_multiclass: no visible binding for global variable ‘y’ plot_residuals_density: no visible binding for global variable ‘y’ plot_residuals_density: no visible binding for global variable ‘.pred’ plot_residuals_density: no visible binding for global variable ‘error’ plot_residuals_density: no visible binding for global variable ‘density’ plot_roc_curve_binary: no visible binding for global variable ‘data_set’ plot_roc_curve_binary: no visible binding for global variable ‘y’ plot_roc_curve_multiclass: no visible binding for global variable ‘data_set’ plot_roc_curve_multiclass: no visible binding for global variable ‘y’ plot_scatter: no visible binding for global variable ‘y’ plot_scatter: no visible binding for global variable ‘.pred’ plot_tuning_results: no visible binding for global variable ‘.’ plot_tuning_results: no visible binding for global variable ‘search_res’ preprocessing: no visible global function definition for ‘all_of’ show_results: no visible binding for global variable ‘data_set’ show_results: no visible binding for global variable ‘Class’ sobol_calc: no visible global function definition for ‘rnorm’ sobol_plot: no visible binding for global variable ‘S1’ sobol_plot: no visible binding for global variable ‘ST’ sobol_plot: no visible binding for global variable ‘value’ sobol_plot: no visible binding for global variable ‘variable’ sobol_plot: no visible binding for global variable ‘type’ sobol_plot: no visible binding for global variable ‘se’ sobol_plot: no visible binding for global variable ‘label’ standarize_predictors: no visible global function definition for ‘all_of’ summary_binary : : no visible binding for global variable ‘y’ summary_binary : : no visible binding for global variable ‘.pred_class’ summary_multiclass_average : : no visible binding for global variable ‘y’ summary_multiclass_average : : no visible binding for global variable ‘.pred_class’ summary_multiclass_per_class : : : no visible binding for global variable ‘truth’ summary_multiclass_per_class : : : no visible binding for global variable ‘estimate’ summary_multiclass_per_class : : : no visible binding for global variable ‘prob_estimate’ summary_regression : : no visible binding for global variable ‘y’ summary_regression : : no visible binding for global variable ‘.pred’ Undefined global functions or variables: . .pred .pred_class Class Importance Probability S1 ST StDev Variable all_of data_set density error estimate importance label prob_estimate prob_observed prob_pred rnorm se search_res sym tidy_object truth type val_color value variable y Consider adding importFrom("stats", "density", "rnorm") to your NAMESPACE file. Found if() conditions comparing class() to string: File ‘TidyML/R/check_arguments.R’: if (!(class(arg) == "logical")) ... Use inherits() (or maybe is()) instead. * checking Rd files ... [0s/0s] OK * checking Rd metadata ... OK * checking Rd line widths ... NOTE Rd file 'build_model.Rd': \examples lines wider than 100 characters: formula = psych_well_bin ~ depression + emot_intel + resilience + life_sat, Rd file 'fine_tuning.Rd': \examples lines wider than 100 characters: formula = psych_well_bin ~ depression + emot_intel + resilience + life_sat, Rd file 'show_results.Rd': \examples lines wider than 100 characters: # Display summary metrics, ROC curve, and confusion matrix for a classification model with test partition formula = psych_well_bin ~ depression + emot_intel + resilience + life_sat, # Display summary metrics, scatter plot of predictions, and residuals distribution for a regression model These lines will be truncated in the PDF manual. * checking Rd cross-references ... OK * checking for missing documentation entries ... OK * checking for code/documentation mismatches ... OK * checking Rd \usage sections ... OK * checking Rd contents ... OK * checking for unstated dependencies in examples ... OK * checking contents of ‘data’ directory ... OK * checking data for non-ASCII characters ... [0s/0s] OK * checking LazyData ... OK * checking data for ASCII and uncompressed saves ... OK * checking examples ... [5s/6s] ERROR Running examples in ‘TidyML-Ex.R’ failed The error most likely occurred in: > base::assign(".ptime", proc.time(), pos = "CheckExEnv") > ### Name: fine_tuning > ### Title: Fine Tune ML Model > ### Aliases: fine_tuning > > ### ** Examples > > # Example 1: Fine tuning function applied to a regression task > > library(TidyML) > > data(sim_data) # sim_data is a simulated dataset wtih psychological variables > > tidy_object <- preprocessing( + df = sim_data, + formula = psych_well ~ depression + emot_intel + resilience + life_sat, + task = "regression" + ) > > tidy_object <- build_model( + analysis_object = tidy_object, + model_name = "Neural Network", + hyperparameters = list( + hidden_units = c(10,15), + activation = "relu", + learn_rate = c(1e-3, 1e-1) + ) + ) > > tidy_object <- fine_tuning(tidy_object, + tuner = "Bayesian Optimization", + metrics = c("rmse", "mape"), + plot_results = TRUE + ) Commencing Tuning...→ A | error: The torch backend has not been installed; use `torch::install_torch()`. There were issues with some computations A: x1 Warning: All models failed. Run `show_notes(.Last.tune.result)` for more information. ✖ Optimization stopped prematurely; returning current results. There were issues with some computations A: x1 There were issues with some computations A: x20 Tuning Finalized ######## Hyperparameter Tuning Results ########## Error in `estimate_tune_results()`: ! All models failed. Run `show_notes(.Last.tune.result)` for more information. Backtrace: ▆ 1. ├─TidyML::fine_tuning(...) 2. │ └─TidyML:::plot_tuning_results(analysis_object) 3. │ └─analysis_object$tuner_fit %>% tune::autoplot(type = "performance") 4. ├─tune::autoplot(., type = "performance") 5. └─tune:::autoplot.tune_results(., type = "performance") 6. └─tune:::plot_perf_vs_iter(...) 7. └─tune:::process_autoplot_metrics(x, metric, eval_time) 8. └─tune::estimate_tune_results(x) 9. └─rlang::abort("All models failed. Run `show_notes(.Last.tune.result)` for more information.") Execution halted * checking for unstated dependencies in ‘tests’ ... OK * checking tests ... [33s/33s] ERROR Running ‘testthat.R’ [33s/33s] Running the tests in ‘tests/testthat.R’ failed. Complete output: > # This file is part of the standard setup for testthat. > # It is recommended that you do not modify it. > # > # Where should you do additional test configuration? > # Learn more about the roles of various files in: > # * https://r-pkgs.org/testing-design.html#sec-tests-files-overview > # * https://testthat.r-lib.org/articles/special-files.html > > library(testthat) > library(TidyML) ************************************************** * * * TTTTTT dd MM MM LL * * TT ii dd yy yy MM M M MM LL * * TT ii dd dd y y MM M MM LL * * TT ii d dd yy MM MM LL * * TT ii dd dd yy MM MM LLLLLL * * * ************************************************** TidyML v0.1.0: **Start simple, scale smart** > > test_check("TidyML") Commencing Tuning...x validation: preprocessor 1/1, model 1/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 2/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 3/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 4/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 5/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 6/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 7/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 8/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 9/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 10/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 11/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 12/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 13/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 14/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 15/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 16/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 17/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 18/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 19/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 20/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x Optimization stopped prematurely; returning current results. Tuning Finalized Commencing Tuning...x validation: preprocessor 1/1, model 1/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 2/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 3/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 4/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 5/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 6/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 7/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 8/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 9/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 10/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 11/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 12/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 13/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 14/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 15/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 16/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 17/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 18/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 19/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 20/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 21/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 22/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 23/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 24/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 25/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 26/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 27/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 28/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 29/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 30/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 31/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 32/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 33/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 34/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 35/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 36/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 37/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 38/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 39/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 40/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 41/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 42/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 43/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 44/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 45/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 46/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 47/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 48/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 49/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 50/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 51/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 52/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 53/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 54/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 55/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 56/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 57/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 58/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 59/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 60/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 61/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 62/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 63/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 64/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 65/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 66/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 67/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 68/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 69/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 70/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 71/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 72/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 73/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 74/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 75/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 76/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 77/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 78/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 79/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 80/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 81/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 82/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 83/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 84/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 85/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 86/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 87/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 88/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 89/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 90/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 91/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 92/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 93/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 94/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 95/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 96/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 97/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 98/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 99/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 100/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 101/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 102/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 103/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 104/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 105/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 106/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 107/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 108/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 109/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 110/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 111/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 112/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 113/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 114/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 115/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 116/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 117/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 118/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 119/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 120/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 121/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 122/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 123/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 124/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 125/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 126/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 127/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 128/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 129/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 130/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 131/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 132/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 133/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 134/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 135/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 136/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 137/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 138/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 139/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 140/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 141/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 142/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 143/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 144/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 145/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 146/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 147/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 148/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 149/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 150/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 151/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 152/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 153/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 154/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 155/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 156/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 157/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 158/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 159/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 160/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 161/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 162/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 163/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 164/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 165/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 166/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 167/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 168/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 169/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 170/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 171/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 172/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 173/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 174/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 175/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 176/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 177/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 178/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 179/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 180/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 181/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 182/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 183/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 184/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 185/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 186/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 187/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 188/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 189/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 190/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 191/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 192/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 193/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 194/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 195/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 196/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 197/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 198/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 199/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 200/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 201/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 202/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 203/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 204/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 205/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 206/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 207/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 208/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 209/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 210/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 211/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 212/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 213/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 214/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 215/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 216/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 217/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 218/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 219/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 220/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 221/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 222/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 223/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 224/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 225/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 226/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 227/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 228/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 229/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 230/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 231/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 232/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 233/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 234/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 235/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 236/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 237/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 238/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 239/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 240/240: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. Tuning Finalized Commencing Tuning...Commencing Tuning...x validation: preprocessor 1/1, model 1/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 2/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 3/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 4/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 5/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 6/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 7/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 8/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 9/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 10/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 11/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 12/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 13/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 14/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 15/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 16/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 17/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 18/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 19/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 20/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x Optimization stopped prematurely; returning current results. Tuning Finalized Commencing Tuning...x validation: preprocessor 1/1, model 1/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 2/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 3/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 4/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 5/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 6/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 7/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 8/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 9/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 10/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 11/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 12/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 13/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 14/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 15/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 16/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 17/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 18/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 19/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. x validation: preprocessor 1/1, model 20/20: Error in `brulee_mlp_bridge()`: ! The torch backend has not been installed; use `torch::install_torch()`. ✖ Optimization stopped prematurely; returning current results. Tuning Finalized [ FAIL 4 | WARN 4 | SKIP 0 | PASS 180 ] ══ Failed tests ════════════════════════════════════════════════════════════════ ── Error ('test-model_tuning.R:18:3'): fine_tuning Bayesian Optimization works properly classification ── Error in `estimate_tune_results(x)`: All models failed. Run `show_notes(.Last.tune.result)` for more information. Backtrace: ▆ 1. └─TidyML::fine_tuning(...) at test-model_tuning.R:18:3 2. ├─tune::select_best(tuner_fit, metric = analysis_object$metrics[1]) 3. └─tune:::select_best.tune_results(tuner_fit, metric = analysis_object$metrics[1]) 4. ├─tune::show_best(...) 5. └─tune:::show_best.tune_results(...) 6. └─tune::.filter_perf_metrics(x, metric, eval_time) 7. └─tune::estimate_tune_results(x) 8. └─rlang::abort("All models failed. Run `show_notes(.Last.tune.result)` for more information.") ── Error ('test-model_tuning.R:50:3'): fine_tuning Grid Search CV works properly regression ── Error in `estimate_tune_results(x)`: All models failed. Run `show_notes(.Last.tune.result)` for more information. Backtrace: ▆ 1. └─TidyML::fine_tuning(...) at test-model_tuning.R:50:3 2. ├─tune::select_best(tuner_fit, metric = analysis_object$metrics[1]) 3. └─tune:::select_best.tune_results(tuner_fit, metric = analysis_object$metrics[1]) 4. ├─tune::show_best(...) 5. └─tune:::show_best.tune_results(...) 6. └─tune::.filter_perf_metrics(x, metric, eval_time) 7. └─tune::estimate_tune_results(x) 8. └─rlang::abort("All models failed. Run `show_notes(.Last.tune.result)` for more information.") ── Error ('test-sensitivity_analysis.R:16:3'): PFI works properly regression ─── Error in `estimate_tune_results(x)`: All models failed. Run `show_notes(.Last.tune.result)` for more information. Backtrace: ▆ 1. └─TidyML::fine_tuning(...) at test-sensitivity_analysis.R:16:3 2. ├─tune::select_best(tuner_fit, metric = analysis_object$metrics[1]) 3. └─tune:::select_best.tune_results(tuner_fit, metric = analysis_object$metrics[1]) 4. ├─tune::show_best(...) 5. └─tune:::show_best.tune_results(...) 6. └─tune::.filter_perf_metrics(x, metric, eval_time) 7. └─tune::estimate_tune_results(x) 8. └─rlang::abort("All models failed. Run `show_notes(.Last.tune.result)` for more information.") ── Error ('test-show_results.R:14:1'): (code run outside of `test_that()`) ───── Error in `estimate_tune_results(x)`: All models failed. Run `show_notes(.Last.tune.result)` for more information. Backtrace: ▆ 1. └─TidyML::fine_tuning(...) at test-show_results.R:14:1 2. ├─tune::select_best(tuner_fit, metric = analysis_object$metrics[1]) 3. └─tune:::select_best.tune_results(tuner_fit, metric = analysis_object$metrics[1]) 4. ├─tune::show_best(...) 5. └─tune:::show_best.tune_results(...) 6. └─tune::.filter_perf_metrics(x, metric, eval_time) 7. └─tune::estimate_tune_results(x) 8. └─rlang::abort("All models failed. Run `show_notes(.Last.tune.result)` for more information.") [ FAIL 4 | WARN 4 | SKIP 0 | PASS 180 ] Error: Test failures Execution halted * checking PDF version of manual ... [2s/2s] OK * checking HTML version of manual ... [0s/0s] OK * checking for non-standard things in the check directory ... OK * checking for detritus in the temp directory ... OK * DONE Status: 2 ERRORs, 5 NOTEs