* using log directory ‘/home/hornik/tmp/CRAN_special_valgrind/duckdb.Rcheck’
* using R Under development (unstable) (2025-06-16 r88324)
* using platform: x86_64-pc-linux-gnu
* R was compiled by
    gcc-14 (Debian 14.2.0-19) 14.2.0
    GNU Fortran (Debian 14.2.0-19) 14.2.0
* running under: Debian GNU/Linux 13 (trixie)
* using session charset: UTF-8
* using option ‘--use-valgrind’
* checking for file ‘duckdb/DESCRIPTION’ ... OK
* this is package ‘duckdb’ version ‘1.3.1’
* 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 ‘duckdb’ can be installed ... [37m/38m] WARNING
Found the following significant warnings:
  duckdb/third_party/mbedtls/library/platform_util.cpp:123:49: warning: ISO C++ forbids variable length array [-Wvla]
See ‘/home/hornik/tmp/CRAN_special_valgrind/duckdb.Rcheck/00install.out’ for details.
* used C++ compiler: ‘g++-14 (Debian 14.2.0-19) 14.2.0’
* checking C++ specification ... OK
* checking package directory ... OK
* checking for future file timestamps ... 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 ... [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 ... [6s/6s] OK
* checking Rd files ... [0s/0s] 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 line endings in shell scripts ... OK
* checking line endings in C/C++/Fortran sources/headers ... OK
* checking line endings in Makefiles ... OK
* checking compilation flags in Makevars ... OK
* checking for GNU extensions in Makefiles ... OK
* checking for portable use of $(BLAS_LIBS) and $(LAPACK_LIBS) ... OK
* checking use of PKG_*FLAGS in Makefiles ... OK
* checking use of SHLIB_OPENMP_*FLAGS in Makefiles ... OK
* checking pragmas in C/C++ headers and code ... OK
* checking compilation flags used ... OK
* checking compiled code ... OK
* checking examples ... [0m/30m] ERROR
Running examples in ‘duckdb-Ex.R’ failed
The error most likely occurred in:

> base::assign(".ptime", proc.time(), pos = "CheckExEnv")
> ### Name: duckdb
> ### Title: Connect to a DuckDB database instance
> ### Aliases: duckdb duckdb_shutdown duckdb_adbc dbConnect__duckdb_driver
> ###   dbConnect,duckdb_driver-method dbDisconnect__duckdb_connection
> ###   dbDisconnect,duckdb_connection-method
> 
> ### ** Examples
> 
> ## Don't show: 
> if (requireNamespace("adbcdrivermanager", quietly = TRUE)) withAutoprint({ # examplesIf
+ ## End(Don't show)
+ library(adbcdrivermanager)
+ with_adbc(db <- adbc_database_init(duckdb_adbc()), {
+   as.data.frame(read_adbc(db, "SELECT 1 as one;"))
+ })
+ ## Don't show: 
+ }) # examplesIf
> library(adbcdrivermanager)
> with_adbc(db <- adbc_database_init(duckdb_adbc()), {
+     as.data.frame(read_adbc(db, "SELECT 1 as one;"))
+ })
==244209== 
==244209== Process terminating with default action of signal 15 (SIGTERM)
==244209==    at 0x21868060: try_wait (/home/hornik/tmp/CRAN_special_valgrind/duckdb.Rcheck/00_pkg_src/duckdb/src/duckdb/third_party/concurrentqueue/lightweightsemaphore.h:207)
==244209==    by 0x21868060: duckdb_moodycamel::LightweightSemaphore::waitWithPartialSpinning(long) (/home/hornik/tmp/CRAN_special_valgrind/duckdb.Rcheck/00_pkg_src/duckdb/src/duckdb/third_party/concurrentqueue/lightweightsemaphore.h:308)
==244209==    by 0x21865E4F: wait (/home/hornik/tmp/CRAN_special_valgrind/duckdb.Rcheck/00_pkg_src/duckdb/src/duckdb/third_party/concurrentqueue/lightweightsemaphore.h:380)
==244209==    by 0x21865E4F: duckdb::TaskScheduler::ExecuteForever(std::atomic<bool>*) (/home/hornik/tmp/CRAN_special_valgrind/duckdb.Rcheck/00_pkg_src/duckdb/src/duckdb/src/parallel/task_scheduler.cpp:173)
==244209==    by 0x784A223: ??? (in /usr/lib/x86_64-linux-gnu/libstdc++.so.6.0.33)
==244209==    by 0x4D59B7A: start_thread (nptl/./nptl/pthread_create.c:448)
==244209==    by 0x4DD75EF: clone (misc/../sysdeps/unix/sysv/linux/x86_64/clone.S:100)
==244209== 
==244209== HEAP SUMMARY:
==244209==     in use at exit: 71,473,294 bytes in 26,551 blocks
==244209==   total heap usage: 101,174 allocs, 74,623 frees, 150,220,215 bytes allocated
==244209== 
* checking for unstated dependencies in ‘tests’ ... OK
* checking tests ... [0m/30m] ERROR
  Running ‘testthat.R’ [0m/30m]
Running the tests in ‘tests/testthat.R’ failed.
Complete output:
  > library("testthat")
  > library("DBI")
  > 
  > test_check("duckdb")
  Loading required package: duckdb
* checking PDF version of manual ... [3s/3s] 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 ... NOTE
Found the following files/directories:
  ‘vgdb-pipe-from-vgdb-to-293410-by-hornik-on-???’
  ‘vgdb-pipe-shared-mem-vgdb-293410-by-hornik-on-???’
  ‘vgdb-pipe-to-vgdb-from-293410-by-hornik-on-???’
* DONE
Status: 2 ERRORs, 1 WARNING, 1 NOTE