R version 4.6.0 beta (2026-04-12 r89872 ucrt) -- "Because it was There"
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Platform: x86_64-w64-mingw32/x64

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> library(testthat)
> library(insight)
> test_check("insight")
Starting 2 test processes.
> test-blmer.R: 

Error:
! testthat subprocess exited in file 'test-blmer.R'.
Caused by error:
! R session crashed with exit code -1073741819
Backtrace:
     ▆
  1. └─testthat::test_check("insight")
  2.   └─testthat::test_dir(...)
  3.     └─testthat:::test_files(...)
  4.       └─testthat:::test_files_parallel(...)
  5.         ├─withr::with_dir(...)
  6.         │ └─base::force(code)
  7.         ├─testthat::with_reporter(...)
  8.         │ └─base::tryCatch(...)
  9.         │   └─base (local) tryCatchList(expr, classes, parentenv, handlers)
 10.         │     └─base (local) tryCatchOne(expr, names, parentenv, handlers[[1L]])
 11.         │       └─base (local) doTryCatch(return(expr), name, parentenv, handler)
 12.         └─testthat:::parallel_event_loop_chunky(queue, reporters, ".")
 13.           └─queue$poll(Inf)
 14.             └─base::lapply(...)
 15.               └─testthat (local) FUN(X[[i]], ...)
 16.                 └─private$handle_error(msg, i)
 17.                   └─cli::cli_abort(...)
 18.                     └─rlang::abort(...)
Execution halted