• using R Under development (unstable) (2026-02-08 r89382)
• using platform: x86_64-pc-linux-gnu
• R was compiled by     clang version 21.1.8     flang version 21.1.8
• running under: Fedora Linux 42 (Workstation Edition)
• using session charset: UTF-8 * current time: 2026-02-09 07:48:35 UTC
• using option ‘--no-stop-on-test-error’
• checking for file ‘shiny/DESCRIPTION’ ... OK
• checking extension type ... Package
• this is package ‘shiny’ version ‘1.12.1’
• package encoding: UTF-8
• 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 whether package ‘shiny’ can be installed ... [65s/159s] OK See the install log for details.
• checking installed package size ... INFO   installed size is 10.4Mb   sub-directories of 1Mb or more:     R 1.6Mb     www 6.9Mb
• checking package 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 ... [55s/142s] OK
• checking Rd files ... OK
• checking Rd metadata ... OK
• checking Rd line widths ... 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 examples ... OK
• checking for unstated dependencies in ‘tests’ ... OK
• checking tests ... [100s/262s] ERROR   Running ‘testthat.R’ [99s/260s] Running the tests in ‘tests/testthat.R’ failed. Complete output:   > library(testthat)   > library(shiny)   >   > test_check("shiny")   Saving _problems/test-test-server-322.R   [ FAIL 1 | WARN 0 | SKIP 23 | PASS 2095 ]      ══ Skipped tests (23) ══════════════════════════════════════════════════════════   • File system is not case-sensitive (1): 'test-app.R:36:5'   • I'm not sure of a great way to test this without timers. (1):     'test-test-server.R:216:3'   • Not testing in CI (1): 'test-devmode.R:17:3'   • On CRAN (19): 'test-actionButton.R:59:1', 'test-busy-indication.R:1:1',     'test-busy-indication.R:15:1', 'test-busy-indication.R:50:1',     'test-otel-error.R:1:1', 'test-otel-mock.R:1:1', 'test-pkgdown.R:3:3',     'test-reactivity.r:146:1', 'test-reactivity.r:1240:5',     'test-reactivity.r:1240:5', 'test-stacks-deep.R:93:1',     'test-stacks-deep.R:141:1', 'test-stacks.R:140:3', 'test-tabPanel.R:46:1',     'test-tabPanel.R:66:1', 'test-tabPanel.R:73:1', 'test-tabPanel.R:83:1',     'test-timer.R:4:1', 'test-utils.R:177:3'   • {shinytest2} is not installed (1): 'test-test-shinyAppTemplate.R:2:1'      ══ Failed tests ════════════════════════════════════════════════════════════════   ── Failure ('test-test-server.R:322:5'): works with multiple promises in parallel ──   Expected `endMS - startMS` < 4000.   Actual comparison: 4952.5 >= 4000.0   Difference: 952.5 >= 0   Backtrace:        ▆     1. ├─shiny::testServer(...) at test-test-server.R:307:3     2. │ ├─shiny:::withMockContext(...)     3. │ │ ├─shiny::isolate(...)     4. │ │ │ ├─shiny::..stacktraceoff..(...)     5. │ │ │ └─ctx$run(...)     6. │ │ │ ├─promises::with_promise_domain(...)     7. │ │ │ │ └─domain$wrapSync(expr)     8. │ │ │ ├─shiny::withReactiveDomain(...)     9. │ │ │ │ └─promises::with_promise_domain(...)    10. │ │ │ │ └─domain$wrapSync(expr)    11. │ │ │ │ └─base::force(expr)    12. │ │ │ ├─shiny:::with_otel_span_context(...)    13. │ │ │ │ └─base::force(expr)    14. │ │ │ ├─shiny::captureStackTraces(...)    15. │ │ │ │ └─promises::with_promise_domain(...)    16. │ │ │ │ └─domain$wrapSync(expr)    17. │ │ │ │ └─base::withCallingHandlers(expr, error = doCaptureStack)    18. │ │ │ └─env$runWith(self, func)    19. │ │ │ └─shiny (local) contextFunc()    20. │ │ │ └─shiny::..stacktraceon..(expr)    21. │ │ ├─shiny::withReactiveDomain(...)    22. │ │ │ └─promises::with_promise_domain(...)    23. │ │ │ └─domain$wrapSync(expr)    24. │ │ │ └─base::force(expr)    25. │ │ └─withr::with_options(...)    26. │ │ └─base::force(code)    27. │ └─rlang::eval_tidy(quosure, mask, rlang::caller_env())    28. └─testthat::expect_lt(endMS - startMS, 4000) at test-test-server.R:322:5      [ FAIL 1 | WARN 0 | SKIP 23 | PASS 2095 ]   Error:   ! Test failures.   Execution halted
• checking PDF version of manual ... [26s/76s] OK
• checking HTML version of manual ... [39s/106s] OK
• checking for non-standard things in the check directory ... OK
• checking for detritus in the temp directory ... OK
• DONE

Status: 1 ERROR