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> #  File tests/testthat.R in package ergm, part of the
> #  Statnet suite of packages for network analysis, https://statnet.org .
> #
> #  This software is distributed under the GPL-3 license.  It is free,
> #  open source, and has the attribution requirements (GPL Section 7) at
> #  https://statnet.org/attribution .
> #
> #  Copyright 2003-2025 Statnet Commons
> ################################################################################
> library(testthat)
> library(ergm)
Loading required package: network

'network' 1.19.0 (2024-12-08), part of the Statnet Project
* 'news(package="network")' for changes since last version
* 'citation("network")' for citation information
* 'https://statnet.org' for help, support, and other information


'ergm' 4.8.0 (2025-01-11), part of the Statnet Project
* 'news(package="ergm")' for changes since last version
* 'citation("ergm")' for citation information
* 'https://statnet.org' for help, support, and other information

'ergm' 4 is a major update that introduces some backwards-incompatible
changes. Please type 'news(package="ergm")' for a list of major
changes.

> 
> test_check("ergm")
Starting 2 test processes


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