* using log directory ‘/Users/ripley/R/packages/tests-devel/MachineShop.Rcheck’
* using R Under development (unstable) (2026-06-13 r90142)
* using platform: aarch64-apple-darwin25.5.0
* R was compiled by
    Apple clang version 21.0.0 (clang-2100.1.1.101)
    GNU Fortran (GCC) 14.2.0
* running under: macOS Tahoe 26.5.1
* using session charset: UTF-8
* current time: 2026-06-13 10:16:27 UTC
* using option ‘--no-stop-on-test-error’
* checking for file ‘MachineShop/DESCRIPTION’ ... OK
* checking extension type ... Package
* this is package ‘MachineShop’ version ‘3.9.2’
* package encoding: UTF-8
* checking package namespace information ... OK
* checking package dependencies ... INFO
Package suggested but not available for checking: ‘ParBayesianOptimization’
* 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 whether package ‘MachineShop’ can be installed ... [16s/17s] OK
* used C compiler: ‘Apple clang version 21.0.0 (clang-2100.1.1.101)’
* used SDK: ‘MacOSX26.5.sdk’
* checking installed package size ... OK
* checking package directory ... OK
* checking ‘build’ directory ... OK
* checking DESCRIPTION meta-information ... OK
* checking top-level files ... OK
* checking for left-over files ... OK
* checking index information ... OK
* checking package subdirectories ... OK
* checking code files for non-ASCII characters ... OK
* checking R files for syntax errors ... OK
* checking whether the package can be loaded ... OK
* checking whether the package can be loaded with stated dependencies ... OK
* checking whether the package can be unloaded cleanly ... OK
* checking whether the namespace can be loaded with stated dependencies ... OK
* checking whether the namespace can be unloaded cleanly ... OK
* checking loading without being on the library search path ... OK
* checking whether startup messages can be suppressed ... 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 ... [12s/13s] OK
* checking Rd files ... OK
* checking Rd metadata ... OK
* 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 ... OK
* checking LazyData ... OK
* checking data for ASCII and uncompressed saves ... OK
* checking line endings in C/C++/Fortran sources/headers ... OK
* checking pragmas in C/C++ headers and code ... OK
* checking compilation flags used ... OK
* checking compiled code ... OK
* checking installed files from ‘inst/doc’ ... OK
* checking files in ‘vignettes’ ... OK
* checking examples ... ERROR
Running examples in ‘MachineShop-Ex.R’ failed
The error most likely occurred in:

> ### Name: TunedInput
> ### Title: Tuned Model Inputs
> ### Aliases: TunedInput TunedModelRecipe TunedInput.recipe
> 
> ### ** Examples
> 
> library(recipes)
Loading required package: dplyr

Attaching package: ‘dplyr’

The following objects are masked from ‘package:stats’:

    filter, lag

The following objects are masked from ‘package:base’:

    intersect, setdiff, setequal, union


Attaching package: ‘recipes’

The following object is masked from ‘package:stats’:

    step

> data(Boston, package = "MASS")
> 
> rec <- recipe(medv ~ ., data = Boston) %>%
+   step_pca(all_numeric_predictors(), id = "pca")
> 
> grid <- expand_steps(
+   pca = list(num_comp = 1:2)
+ )
> 
> fit(TunedInput(rec, grid = grid), model = GLMModel)
Error in .fit_optim(object, ...) : Resampling failed for all models.
ModelRecipe.1: $ operator not defined for this S4 class
ModelRecipe.2: $ operator not defined for this S4 class
Calls: fit ... tryCatchOne -> <Anonymous> -> throw -> .throw -> .throw.error
Execution halted
* checking for unstated dependencies in ‘tests’ ... OK
* checking tests ...
  Running ‘testthat.R’
 OK
* checking for unstated dependencies in vignettes ... OK
* checking package vignettes ... OK
* checking re-building of vignette outputs ... [27s/27s] OK
* checking PDF version of manual ... OK
* checking HTML version of manual ... OK
* checking for detritus in the temp directory ... OK
* DONE

Status: 1 ERROR
See
  ‘/Users/ripley/R/packages/tests-devel/MachineShop.Rcheck/00check.log’
for details.

      124.71 real       104.58 user        15.90 sys