******************************************************************************** conan test conan-center-index/recipes/jthread-lite/all/test_package/conanfile.py jthread-lite/0.1.0@ --profile=/home/conan/w/BuildSingleReference/7197/837a20ba-8b4b-416c-aa30-8e277de3b256/profile.txt ******************************************************************************** Configuration: [settings] arch=x86_64 arch_build=x86_64 build_type=Release compiler=gcc compiler.libcxx=libstdc++ compiler.version=4.9 os=Linux os_build=Linux [options] [build_requires] [env] jthread-lite/0.1.0 (test package): Installing package Requirements jthread-lite/0.1.0 from local cache - Cache Packages jthread-lite/0.1.0:5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9 - Cache Installing (downloading, building) binaries... jthread-lite/0.1.0: Already installed! [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 jthread-lite/0.1.0 (test package): Generator txt created conanbuildinfo.txt jthread-lite/0.1.0 (test package): Generator cmake created conanbuildinfo.cmake jthread-lite/0.1.0 (test package): Generator cmake_find_package_multi created jthread-lite-config-version.cmake jthread-lite/0.1.0 (test package): Generator cmake_find_package_multi created jthread-liteTarget-release.cmake jthread-lite/0.1.0 (test package): Generator cmake_find_package_multi created jthread-liteTargets.cmake jthread-lite/0.1.0 (test package): Generator cmake_find_package_multi created jthread-lite-config.cmake jthread-lite/0.1.0 (test package): Generated conaninfo.txt jthread-lite/0.1.0 (test package): Generated graphinfo Using lockfile: '/home/conan/w/BuildSingleReference/conan-center-index/recipes/jthread-lite/all/test_package/build/dfae4d6ba682b8d9c5630c4c912db585c2a46c64/conan.lock' Using cached profile from lockfile [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 jthread-lite/0.1.0 (test package): Calling build() ----Running------ > cd '/home/conan/w/BuildSingleReference/conan-center-index/recipes/jthread-lite/all/test_package/build/dfae4d6ba682b8d9c5630c4c912db585c2a46c64' && cmake -G "Unix Makefiles" -DCMAKE_BUILD_TYPE="Release" -DCONAN_IN_LOCAL_CACHE="OFF" -DCONAN_COMPILER="gcc" -DCONAN_COMPILER_VERSION="4.9" -DCONAN_CXX_FLAGS="-m64" -DCONAN_SHARED_LINKER_FLAGS="-m64" -DCONAN_C_FLAGS="-m64" -DCONAN_LIBCXX="libstdc++" -DCMAKE_INSTALL_PREFIX="/home/conan/w/BuildSingleReference/conan-center-index/recipes/jthread-lite/all/test_package/build/dfae4d6ba682b8d9c5630c4c912db585c2a46c64/package" -DCMAKE_INSTALL_BINDIR="bin" -DCMAKE_INSTALL_SBINDIR="bin" -DCMAKE_INSTALL_LIBEXECDIR="bin" -DCMAKE_INSTALL_LIBDIR="lib" -DCMAKE_INSTALL_INCLUDEDIR="include" -DCMAKE_INSTALL_OLDINCLUDEDIR="include" -DCMAKE_INSTALL_DATAROOTDIR="share" -DCMAKE_PREFIX_PATH="/home/conan/w/BuildSingleReference/conan-center-index/recipes/jthread-lite/all/test_package/build/dfae4d6ba682b8d9c5630c4c912db585c2a46c64" -DCMAKE_MODULE_PATH="/home/conan/w/BuildSingleReference/conan-center-index/recipes/jthread-lite/all/test_package/build/dfae4d6ba682b8d9c5630c4c912db585c2a46c64" -DCMAKE_EXPORT_NO_PACKAGE_REGISTRY="ON" -DCONAN_EXPORTED="1" -Wno-dev '/home/conan/w/BuildSingleReference/conan-center-index/recipes/jthread-lite/all/test_package' ----------------- -- The CXX compiler identification is GNU 4.9.4 -- Detecting CXX compiler ABI info -- Detecting CXX compiler ABI info - done -- Check for working CXX compiler: /usr/bin/g++ - skipped -- Detecting CXX compile features -- Detecting CXX compile features - done -- Conan: called by CMake conan helper -- Conan: Adjusting output directories -- Conan: Using cmake global configuration -- Conan: Adjusting default RPATHs Conan policies -- Conan: Adjusting language standard -- Conan: Checking correct version: 4.9 -- Conan: C++ stdlib: libstdc++ -- Configuring done -- Generating done -- Build files have been written to: /home/conan/w/BuildSingleReference/conan-center-index/recipes/jthread-lite/all/test_package/build/dfae4d6ba682b8d9c5630c4c912db585c2a46c64 ----Running------ > cmake --build '/home/conan/w/BuildSingleReference/conan-center-index/recipes/jthread-lite/all/test_package/build/dfae4d6ba682b8d9c5630c4c912db585c2a46c64' '--' '-j3' ----------------- Scanning dependencies of target test_package [ 50%] Building CXX object CMakeFiles/test_package.dir/test_package.cpp.o CMake Warning: Manually-specified variables were not used by the project: CMAKE_EXPORT_NO_PACKAGE_REGISTRY CMAKE_INSTALL_BINDIR CMAKE_INSTALL_DATAROOTDIR CMAKE_INSTALL_INCLUDEDIR CMAKE_INSTALL_LIBDIR CMAKE_INSTALL_LIBEXECDIR CMAKE_INSTALL_OLDINCLUDEDIR CMAKE_INSTALL_SBINDIR In file included from /usr/include/c++/4.9/thread:35:0, from /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp:228, from /home/conan/w/BuildSingleReference/conan-center-index/recipes/jthread-lite/all/test_package/test_package.cpp:1: /usr/include/c++/4.9/bits/c++0x_warning.h:32:2: error: #error This file requires compiler and library support for the ISO C++ 2011 standard. This support is currently experimental, and must be enabled with the -std=c++11 or -std=gnu++11 compiler options. #error This file requires compiler and library support for the \ ^ In file included from /home/conan/w/BuildSingleReference/conan-center-index/recipes/jthread-lite/all/test_package/test_package.cpp:1:0: /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp:267:26: error: expected ',' or '...' before '&&' token stop_token(stop_token&&) jthread_noexcept; ^ /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp:267:28: error: invalid constructor; you probably meant 'nonstd::stop_token (const nonstd::stop_token&)' stop_token(stop_token&&) jthread_noexcept; ^ /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp:270:37: error: expected ',' or '...' before '&&' token stop_token& operator=(stop_token&&) jthread_noexcept; ^ /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp:320:28: error: expected ',' or '...' before '&&' token stop_source(stop_source&&) jthread_noexcept {} ^ /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp:320:30: error: invalid constructor; you probably meant 'nonstd::stop_source (const nonstd::stop_source&)' stop_source(stop_source&&) jthread_noexcept {} ^ /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp:323:39: error: expected ',' or '...' before '&&' token stop_source& operator=(stop_source&&) jthread_noexcept { return *this; } ^ /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp:452:11: error: expected nested-name-specifier before 'id' using id = ::std::thread::id; ^ /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp:453:11: error: expected nested-name-specifier before 'native_handle_type' using native_handle_type = ::std::thread::native_handle_type; ^ /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp:462:38: error: 'enable_if' in namespace 'std' does not name a template type , typename = typename ::std::enable_if::type, jthread>::value >::type > ^ /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp:462:47: error: expected '>' before '<' token , typename = typename ::std::enable_if::type, jthread>::value >::type > ^ /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp:463:25: error: expected ',' or '...' before '&&' token explicit jthread( F && f, Args &&... args ) ^ /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp:463:47: error: default template arguments may not be used in function templates without -std=c++11 or -std=gnu++11 explicit jthread( F && f, Args &&... args ) ^ /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp:482:22: error: expected ',' or '...' before '&&' token jthread( jthread && other ) jthread_noexcept = default; ^ /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp:482:52: error: invalid constructor; you probably meant 'nonstd::jthread (const nonstd::jthread&)' jthread( jthread && other ) jthread_noexcept = default; ^ /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp:486:34: error: expected ',' or '...' before '&&' token jthread & operator=( jthread && thr ) jthread_noexcept ^ /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp:525:23: error: 'id' does not name a type jthread_nodiscard id get_id() const jthread_noexcept ^ /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp:530:23: error: 'native_handle_type' does not name a type jthread_nodiscard native_handle_type native_handle() ^ /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp:570:12: error: 'thread' in namespace 'std' does not name a type ::std::thread m_thread{}; ^ /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp: In constructor 'nonstd::jthread::jthread(F)': /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp:468:11: error: class 'nonstd::jthread' does not have any field named 'm_thread' , m_thread{ ::std::forward(f), ::std::forward(args)... } ^ /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp:468:21: error: 'forward' is not a member of 'std' , m_thread{ ::std::forward(f), ::std::forward(args)... } ^ /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp:468:45: error: 'f' was not declared in this scope , m_thread{ ::std::forward(f), ::std::forward(args)... } ^ /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp:468:46: error: there are no arguments to 'decltype' that depend on a template parameter, so a declaration of 'decltype' must be available [-fpermissive] , m_thread{ ::std::forward(f), ::std::forward(args)... } ^ /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp:468:46: note: (if you use '-fpermissive', G++ will accept your code, but allowing the use of an undeclared name is deprecated) /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp:468:53: error: 'forward' is not a member of 'std' , m_thread{ ::std::forward(f), ::std::forward(args)... } ^ /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp:468:77: error: 'args' was not declared in this scope , m_thread{ ::std::forward(f), ::std::forward(args)... } ^ /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp:468:81: error: there are no arguments to 'decltype' that depend on a template parameter, so a declaration of 'decltype' must be available [-fpermissive] , m_thread{ ::std::forward(f), ::std::forward(args)... } ^ /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp:468:89: error: expansion pattern '(( < decltype()) > args)' contains no argument packs , m_thread{ ::std::forward(f), ::std::forward(args)... } ^ /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp: In member function 'nonstd::jthread& nonstd::jthread::operator=(nonstd::jthread)': /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp:496:9: error: 'm_thread' was not declared in this scope m_thread = ::std::move( thr.m_thread ); ^ /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp:496:21: error: 'move' is not a member of 'std' m_thread = ::std::move( thr.m_thread ); ^ /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp:496:34: error: 'thr' was not declared in this scope m_thread = ::std::move( thr.m_thread ); ^ /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp:497:21: error: 'move' is not a member of 'std' m_ssource = ::std::move( thr.m_ssource ); ^ /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp: In member function 'void nonstd::jthread::swap(nonstd::jthread&)': /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp:506:9: error: 'swap' is not a member of 'std' ::std::swap( m_ssource, other.m_ssource ); ^ /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp:506:9: note: suggested alternative: /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp:555:17: note: 'nonstd::swap' friend void swap(jthread& lhs, jthread& rhs) jthread_noexcept ^ /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp:507:9: error: 'swap' is not a member of 'std' ::std::swap( m_thread , other.m_thread ); ^ /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp:507:9: note: suggested alternative: /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp:555:17: note: 'nonstd::swap' friend void swap(jthread& lhs, jthread& rhs) jthread_noexcept ^ /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp:507:22: error: 'm_thread' was not declared in this scope ::std::swap( m_thread , other.m_thread ); ^ /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp:507:39: error: 'class nonstd::jthread' has no member named 'm_thread' ::std::swap( m_thread , other.m_thread ); ^ /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp: In member function 'bool nonstd::jthread::joinable() const': /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp:512:16: error: 'm_thread' was not declared in this scope return m_thread.joinable(); ^ /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp: In member function 'void nonstd::jthread::join()': /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp:517:9: error: 'm_thread' was not declared in this scope m_thread.join(); ^ /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp: In member function 'void nonstd::jthread::detach()': /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp:522:9: error: 'm_thread' was not declared in this scope m_thread.detach(); ^ /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp: In static member function 'static unsigned int nonstd::jthread::hardware_concurrency()': /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp:564:23: error: 'std::thread' has not been declared return ::std::thread::hardware_concurrency(); ^ /home/conan/w/BuildSingleReference/conan-center-index/recipes/jthread-lite/all/test_package/test_package.cpp: In function 'int main()': /home/conan/w/BuildSingleReference/conan-center-index/recipes/jthread-lite/all/test_package/test_package.cpp:13:28: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11 nonstd::jthread thr{[&](int x, int y){ product = x * y; }, six, seven }; ^ /home/conan/w/BuildSingleReference/conan-center-index/recipes/jthread-lite/all/test_package/test_package.cpp:13:65: warning: lambda expressions only available with -std=c++11 or -std=gnu++11 nonstd::jthread thr{[&](int x, int y){ product = x * y; }, six, seven }; ^ /home/conan/w/BuildSingleReference/conan-center-index/recipes/jthread-lite/all/test_package/test_package.cpp:13:79: error: in C++98 'thr' must be initialized by constructor, not by '{...}' nonstd::jthread thr{[&](int x, int y){ product = x * y; }, six, seven }; ^ /home/conan/w/BuildSingleReference/conan-center-index/recipes/jthread-lite/all/test_package/test_package.cpp:13:79: error: no matching function for call to 'nonstd::jthread::jthread()' /home/conan/w/BuildSingleReference/conan-center-index/recipes/jthread-lite/all/test_package/test_package.cpp:13:79: note: candidates are: In file included from /home/conan/w/BuildSingleReference/conan-center-index/recipes/jthread-lite/all/test_package/test_package.cpp:1:0: /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp:463:14: note: template nonstd::jthread::jthread(F) explicit jthread( F && f, Args &&... args ) ^ /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp:463:14: note: template argument deduction/substitution failed: /home/conan/w/BuildSingleReference/conan-center-index/recipes/jthread-lite/all/test_package/test_package.cpp:13:79: note: candidate expects 1 argument, 3 provided nonstd::jthread thr{[&](int x, int y){ product = x * y; }, six, seven }; ^ In file included from /home/conan/w/BuildSingleReference/conan-center-index/recipes/jthread-lite/all/test_package/test_package.cpp:1:0: /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp:457:5: note: nonstd::jthread::jthread() jthread() jthread_noexcept ^ /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/nonstd/jthread.hpp:457:5: note: candidate expects 0 arguments, 3 provided make[2]: *** [CMakeFiles/test_package.dir/test_package.cpp.o] Error 1 make[1]: *** [CMakeFiles/test_package.dir/all] Error 2 make: *** [all] Error 2 jthread-lite/0.1.0: WARN: Lib folder doesn't exist, can't collect libraries: /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/lib [HOOK - conan-center.py] post_package_info(): WARN: [LIBRARY DOES NOT EXIST (KB-H054)] Component jthread-lite::jthread-lite libdir "lib" does not contain any library [HOOK - conan-center.py] post_package_info(): WARN: [LIBRARY DOES NOT EXIST (KB-H054)] Component jthread-lite::jthread-lite libdir "lib" does not contain any declared library jthread-lite/0.1.0: WARN: Lib folder doesn't exist, can't collect libraries: /home/conan/w/BuildSingleReference/.conan/data/jthread-lite/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/lib [HOOK - conan-center.py] post_package_info(): WARN: [LIBRARY DOES NOT EXIST (KB-H054)] Component jthread-lite::jthreadlite libdir "lib" does not contain any library [HOOK - conan-center.py] post_package_info(): WARN: [LIBRARY DOES NOT EXIST (KB-H054)] Component jthread-lite::jthreadlite libdir "lib" does not contain any declared library ERROR: jthread-lite/0.1.0 (test package): Error in build() method, line 12 cmake.build() ConanException: Error 2 while executing cmake --build '/home/conan/w/BuildSingleReference/conan-center-index/recipes/jthread-lite/all/test_package/build/dfae4d6ba682b8d9c5630c4c912db585c2a46c64' '--' '-j3'