********************************************************************************
conan install stx/1.0.4@#c08d5d52abcdd503eabd77020fa9fc55 --build=stx -pr C:/J2/w/prod-v1/bsr/39373/ebefb/profile_windows_16_mdd_vs_debug_64..txt -c tools.system.package_manager:mode=install -c tools.system.package_manager:sudo=True
********************************************************************************
Auto detecting your dev setup to initialize the default profile (C:\J2\w\prod-v1\bsr\39373\efffa\.conan\profiles\default)
Found Visual Studio 17
Default settings
	os=Windows
	os_build=Windows
	arch=x86_64
	arch_build=x86_64
	compiler=Visual Studio
	compiler.version=17
	build_type=Release
*** You can change them in C:\J2\w\prod-v1\bsr\39373\efffa\.conan\profiles\default ***
*** Or override with -s compiler='other' -s ...s***


Configuration:
[settings]
arch=x86_64
build_type=Debug
compiler=Visual Studio
compiler.runtime=MDd
compiler.version=16
os=Windows
[options]
[build_requires]
[env]
[conf]
tools.system.package_manager:mode=install
tools.system.package_manager:sudo=True

stx/1.0.4: Forced build from source
Installing package: stx/1.0.4
Requirements
    stx/1.0.4 from local cache - Cache
Packages
    stx/1.0.4:d057732059ea44a47760900cb5e4855d2bea8714 - Build

Installing (downloading, building) binaries...
[HOOK - conan-center.py] pre_source(): [IMMUTABLE SOURCES (KB-H010)] OK
stx/1.0.4: Configuring sources in C:\J2\w\prod-v1\bsr\39373\efffa\.conan\data\stx\1.0.4\_\_\source\src
stx/1.0.4: 
[HOOK - conan-center.py] post_source(): [LIBCXX MANAGEMENT (KB-H011)] OK
[HOOK - conan-center.py] post_source(): [CPPSTD MANAGEMENT (KB-H022)] OK
[HOOK - conan-center.py] post_source(): [SHORT_PATHS USAGE (KB-H066)] OK
stx/1.0.4: Copying sources to build folder
stx/1.0.4: Building your package in C:\J2\w\prod-v1\bsr\39373\efffa\.conan\data\stx\1.0.4\_\_\build\d057732059ea44a47760900cb5e4855d2bea8714
stx/1.0.4: Generator txt created conanbuildinfo.txt
stx/1.0.4: Calling generate()
stx/1.0.4: Preset 'default' added to CMakePresets.json. Invoke it manually using 'cmake --preset default'
stx/1.0.4: If your CMake version is not compatible with CMakePresets (<3.19) call cmake like: 'cmake <path> -G "Visual Studio 16 2019" -DCMAKE_TOOLCHAIN_FILE=C:\J2\w\prod-v1\bsr\39373\efffa\.conan\data\stx\1.0.4\_\_\build\d057732059ea44a47760900cb5e4855d2bea8714\build\generators\conan_toolchain.cmake -DCMAKE_POLICY_DEFAULT_CMP0091=NEW'
stx/1.0.4: Aggregating env generators
[HOOK - conan-center.py] pre_build(): [FPIC MANAGEMENT (KB-H007)] 'fPIC' option not found
[HOOK - conan-center.py] pre_build(): [FPIC MANAGEMENT (KB-H007)] OK
stx/1.0.4: Calling build()
stx/1.0.4: Apply patch (conan): append CMAKE_MODULE_PATH instead of setting CMAKE_MODULE_PATH
stx/1.0.4: Apply patch (portability): use GNUInstallDirs for target path
stx/1.0.4: CMake command: cmake -G "Visual Studio 16 2019" -DCMAKE_TOOLCHAIN_FILE="C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/build/d057732059ea44a47760900cb5e4855d2bea8714/build/generators/conan_toolchain.cmake" -DCMAKE_INSTALL_PREFIX="C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714" -DCMAKE_POLICY_DEFAULT_CMP0091="NEW" "C:\J2\w\prod-v1\bsr\39373\efffa\.conan\data\stx\1.0.4\_\_\build\d057732059ea44a47760900cb5e4855d2bea8714\src"

----Running------
> cmake -G "Visual Studio 16 2019" -DCMAKE_TOOLCHAIN_FILE="C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/build/d057732059ea44a47760900cb5e4855d2bea8714/build/generators/conan_toolchain.cmake" -DCMAKE_INSTALL_PREFIX="C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714" -DCMAKE_POLICY_DEFAULT_CMP0091="NEW" "C:\J2\w\prod-v1\bsr\39373\efffa\.conan\data\stx\1.0.4\_\_\build\d057732059ea44a47760900cb5e4855d2bea8714\src"
-----------------
-- Using Conan toolchain: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/build/d057732059ea44a47760900cb5e4855d2bea8714/build/generators/conan_toolchain.cmake
-- The CXX compiler identification is MSVC 19.29.30148.0
-- Detecting CXX compiler ABI info
-- Detecting CXX compiler ABI info - done
-- Check for working CXX compiler: C:/Program Files (x86)/Microsoft Visual Studio/2019/Community/VC/Tools/MSVC/14.29.30133/bin/Hostx64/x64/cl.exe - skipped
-- Detecting CXX compile features
-- Detecting CXX compile features - done
-- [STX] Build tests: OFF
-- [STX] Build documentation: OFF
-- [STX] Override panic handler: False
-- Looking for C++ include pthread.h
-- Looking for C++ include pthread.h - not found
-- Found Threads: TRUE  
-- Performing Test LIBSTX_HAS_STD_THREAD
-- Performing Test LIBSTX_HAS_STD_THREAD - Success
-- Configuring done
-- Generating done
-- Build files have been written to: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/build/d057732059ea44a47760900cb5e4855d2bea8714/build
stx/1.0.4: CMake command: cmake --build "C:\J2\w\prod-v1\bsr\39373\efffa\.conan\data\stx\1.0.4\_\_\build\d057732059ea44a47760900cb5e4855d2bea8714\build" --config Debug

----Running------
> cmake --build "C:\J2\w\prod-v1\bsr\39373\efffa\.conan\data\stx\1.0.4\_\_\build\d057732059ea44a47760900cb5e4855d2bea8714\build" --config Debug
-----------------
Microsoft (R) Build Engine version 16.11.2+f32259642 for .NET Framework
Copyright (C) Microsoft Corporation. All rights reserved.

  Checking Build System
  Building Custom Rule C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/build/d057732059ea44a47760900cb5e4855d2bea8714/src/CMakeLists.txt
  async.cc
  await.cc
  backtrace.cc
  chain.cc
  config.cc
  delay.cc
  enum.cc
  fn.cc
  hook.cc
  limits.cc
  manager.cc
  mem.cc
  panic.cc
  rc.cc
  schedule.cc
  scheduler.cc
  source_location.cc
  span.cc
  spinlock.cc
  stream.cc
  string.cc
  struct.cc
  task.cc
  thread_pool.cc
  thread_slot.cc
  timeline.cc
  utils.cc
  vec.cc
  stx.vcxproj -> C:\J2\w\prod-v1\bsr\39373\efffa\.conan\data\stx\1.0.4\_\_\build\d057732059ea44a47760900cb5e4855d2bea8714\build\Debug\stx.lib
  Building Custom Rule C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/build/d057732059ea44a47760900cb5e4855d2bea8714/src/CMakeLists.txt
stx/1.0.4: Package 'd057732059ea44a47760900cb5e4855d2bea8714' built
stx/1.0.4: Build folder C:\J2\w\prod-v1\bsr\39373\efffa\.conan\data\stx\1.0.4\_\_\build\d057732059ea44a47760900cb5e4855d2bea8714\build
stx/1.0.4: Generated conaninfo.txt
stx/1.0.4: Generated conanbuildinfo.txt
stx/1.0.4: Generating the package
stx/1.0.4: Package folder C:\J2\w\prod-v1\bsr\39373\efffa\.conan\data\stx\1.0.4\_\_\package\d057732059ea44a47760900cb5e4855d2bea8714
stx/1.0.4: Calling package()
stx/1.0.4: Copied 1 file: LICENSE
stx/1.0.4: CMake command: cmake --install "C:\J2\w\prod-v1\bsr\39373\efffa\.conan\data\stx\1.0.4\_\_\build\d057732059ea44a47760900cb5e4855d2bea8714\build" --config Debug --prefix "C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714"

----Running------
> cmake --install "C:\J2\w\prod-v1\bsr\39373\efffa\.conan\data\stx\1.0.4\_\_\build\d057732059ea44a47760900cb5e4855d2bea8714\build" --config Debug --prefix "C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714"
-----------------
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/lib/stx.lib
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/allocator.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/async.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/backtrace.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/common.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/config.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/c_string_view.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/enable_if.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/enum.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/err.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/fn.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/limits.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/lock_status.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/manager.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/memory.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/none.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/ok.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/option.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/option_result
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/option_result/impl
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/option_result/impl/check_value_type.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/option_result/impl/option_storage.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/option_result/impl/panic_helpers.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/option_result/impl/result_storage.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/option_result/impl/try.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/panic
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/panic/default.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/panic/hook.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/panic/print.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/panic/report.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/panic.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/rc.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/result.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/scheduler
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/scheduler/scheduling
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/scheduler/scheduling/await.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/scheduler/scheduling/delay.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/scheduler/scheduling/schedule.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/scheduler/thread_pool.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/scheduler/thread_slot.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/scheduler/timeline.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/scheduler.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/some.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/source_location.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/span.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/spinlock.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/stream.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/string.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/struct.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/task
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/task/chain.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/task/id.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/task/priority.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/text.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/try_ok.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/try_some.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/vec.h
-- Installing: C:/J2/w/prod-v1/bsr/39373/efffa/.conan/data/stx/1.0.4/_/_/package/d057732059ea44a47760900cb5e4855d2bea8714/include/stx/void.h
[HOOK - conan-center.py] post_package(): [PACKAGE LICENSE (KB-H012)] OK
[HOOK - conan-center.py] post_package(): [DEFAULT PACKAGE LAYOUT (KB-H013)] OK
[HOOK - conan-center.py] post_package(): [MATCHING CONFIGURATION (KB-H014)] OK
[HOOK - conan-center.py] post_package(): [SHARED ARTIFACTS (KB-H015)] OK
[HOOK - conan-center.py] post_package(): [STATIC ARTIFACTS (KB-H074)] OK
[HOOK - conan-center.py] post_package(): [EITHER STATIC OR SHARED OF EACH LIB (KB-H076)] OK
[HOOK - conan-center.py] post_package(): [PC-FILES (KB-H020)] OK
[HOOK - conan-center.py] post_package(): [CMAKE-MODULES-CONFIG-FILES (KB-H016)] OK
[HOOK - conan-center.py] post_package(): [PDB FILES NOT ALLOWED (KB-H017)] OK
[HOOK - conan-center.py] post_package(): [LIBTOOL FILES PRESENCE (KB-H018)] OK
[HOOK - conan-center.py] post_package(): [MS RUNTIME FILES (KB-H021)] OK
[HOOK - conan-center.py] post_package(): [SHORT_PATHS USAGE (KB-H066)] OK
[HOOK - conan-center.py] post_package(): [MISSING SYSTEM LIBS (KB-H043)] OK
[HOOK - conan-center.py] post_package(): [APPLE RELOCATABLE SHARED LIBS (KB-H077)] OK
stx/1.0.4 package(): Packaged 51 '.h' files
stx/1.0.4 package(): Packaged 1 '.lib' file: stx.lib
stx/1.0.4 package(): Packaged 1 file: LICENSE
stx/1.0.4: Package 'd057732059ea44a47760900cb5e4855d2bea8714' created
stx/1.0.4: Created package revision f6bdd12e275799b87278e3a29b0a39ad
[HOOK - conan-center.py] post_package_info(): [CMAKE FILE NOT IN BUILD FOLDERS (KB-H019)] OK
[HOOK - conan-center.py] post_package_info(): [LIBRARY DOES NOT EXIST (KB-H054)] OK
[HOOK - conan-center.py] post_package_info(): [INCLUDE PATH DOES NOT EXIST (KB-H071)] OK
Aggregating env generators
stx/1.0.4: WARN: Using the new toolchains and generators without specifying a build profile (e.g: -pr:b=default) is discouraged and might cause failures and unexpected behavior
stx/1.0.4: WARN: Using the new toolchains and generators without specifying a build profile (e.g: -pr:b=default) is discouraged and might cause failures and unexpected behavior