Performing C SOURCE FILE Test CMAKE_HAVE_LIBC_PTHREAD failed with the following output: Change Dir: /home/giuliobenetti/autobuild/run/instance-3/output-1/build/libcpprestsdk-2.10.16/Release/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/make cmTC_851f7/fast && make[1]: Entering directory '/home/giuliobenetti/autobuild/run/instance-3/output-1/build/libcpprestsdk-2.10.16/Release/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_851f7.dir/build.make CMakeFiles/cmTC_851f7.dir/build make[2]: Entering directory '/home/giuliobenetti/autobuild/run/instance-3/output-1/build/libcpprestsdk-2.10.16/Release/CMakeFiles/CMakeTmp' Building C object CMakeFiles/cmTC_851f7.dir/src.c.o /home/giuliobenetti/autobuild/run/instance-3/output-1/host/bin/aarch64_be-linux-gnu-gcc --sysroot=/home/giuliobenetti/autobuild/run/instance-3/output-1/host/aarch64_be-buildroot-linux-gnu/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DCMAKE_HAVE_LIBC_PTHREAD -DNDEBUG -o CMakeFiles/cmTC_851f7.dir/src.c.o -c /home/giuliobenetti/autobuild/run/instance-3/output-1/build/libcpprestsdk-2.10.16/Release/CMakeFiles/CMakeTmp/src.c Linking C executable cmTC_851f7 /home/giuliobenetti/autobuild/run/instance-3/output-1/host/bin/cmake -E cmake_link_script CMakeFiles/cmTC_851f7.dir/link.txt --verbose=1 /home/giuliobenetti/autobuild/run/instance-3/output-1/host/bin/aarch64_be-linux-gnu-gcc --sysroot=/home/giuliobenetti/autobuild/run/instance-3/output-1/host/aarch64_be-buildroot-linux-gnu/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DCMAKE_HAVE_LIBC_PTHREAD -DNDEBUG CMakeFiles/cmTC_851f7.dir/src.c.o -o cmTC_851f7 CMakeFiles/cmTC_851f7.dir/src.c.o: In function `main': src.c:(.text.startup+0x28): undefined reference to `pthread_create' src.c:(.text.startup+0x30): undefined reference to `pthread_detach' src.c:(.text.startup+0x3c): undefined reference to `pthread_join' src.c:(.text.startup+0x4c): undefined reference to `pthread_atfork' collect2: error: ld returned 1 exit status CMakeFiles/cmTC_851f7.dir/build.make:86: recipe for target 'cmTC_851f7' failed make[2]: *** [cmTC_851f7] Error 1 make[2]: Leaving directory '/home/giuliobenetti/autobuild/run/instance-3/output-1/build/libcpprestsdk-2.10.16/Release/CMakeFiles/CMakeTmp' Makefile:121: recipe for target 'cmTC_851f7/fast' failed make[1]: *** [cmTC_851f7/fast] Error 2 make[1]: Leaving directory '/home/giuliobenetti/autobuild/run/instance-3/output-1/build/libcpprestsdk-2.10.16/Release/CMakeFiles/CMakeTmp' Source file was: #include void* test_func(void* data) { return data; } int main(void) { pthread_t thread; pthread_create(&thread, NULL, test_func, NULL); pthread_detach(thread); pthread_join(thread, NULL); pthread_atfork(NULL, NULL, NULL); pthread_exit(NULL); return 0; } Determining if the function pthread_create exists in the pthreads failed with the following output: Change Dir: /home/giuliobenetti/autobuild/run/instance-3/output-1/build/libcpprestsdk-2.10.16/Release/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/make cmTC_adca8/fast && make[1]: Entering directory '/home/giuliobenetti/autobuild/run/instance-3/output-1/build/libcpprestsdk-2.10.16/Release/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_adca8.dir/build.make CMakeFiles/cmTC_adca8.dir/build make[2]: Entering directory '/home/giuliobenetti/autobuild/run/instance-3/output-1/build/libcpprestsdk-2.10.16/Release/CMakeFiles/CMakeTmp' Building C object CMakeFiles/cmTC_adca8.dir/CheckFunctionExists.c.o /home/giuliobenetti/autobuild/run/instance-3/output-1/host/bin/aarch64_be-linux-gnu-gcc --sysroot=/home/giuliobenetti/autobuild/run/instance-3/output-1/host/aarch64_be-buildroot-linux-gnu/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DCHECK_FUNCTION_EXISTS=pthread_create -DNDEBUG -o CMakeFiles/cmTC_adca8.dir/CheckFunctionExists.c.o -c /home/giuliobenetti/autobuild/run/instance-3/output-1/host/share/cmake-3.15/Modules/CheckFunctionExists.c Linking C executable cmTC_adca8 /home/giuliobenetti/autobuild/run/instance-3/output-1/host/bin/cmake -E cmake_link_script CMakeFiles/cmTC_adca8.dir/link.txt --verbose=1 /home/giuliobenetti/autobuild/run/instance-3/output-1/host/bin/aarch64_be-linux-gnu-gcc --sysroot=/home/giuliobenetti/autobuild/run/instance-3/output-1/host/aarch64_be-buildroot-linux-gnu/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DCHECK_FUNCTION_EXISTS=pthread_create -DNDEBUG CMakeFiles/cmTC_adca8.dir/CheckFunctionExists.c.o -o cmTC_adca8 -lpthreads /home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/bin/../lib/gcc/aarch64_be-linux-gnu/7.3.1/../../../../aarch64_be-linux-gnu/bin/ld: cannot find -lpthreads collect2: error: ld returned 1 exit status CMakeFiles/cmTC_adca8.dir/build.make:86: recipe for target 'cmTC_adca8' failed make[2]: *** [cmTC_adca8] Error 1 make[2]: Leaving directory '/home/giuliobenetti/autobuild/run/instance-3/output-1/build/libcpprestsdk-2.10.16/Release/CMakeFiles/CMakeTmp' Makefile:121: recipe for target 'cmTC_adca8/fast' failed make[1]: *** [cmTC_adca8/fast] Error 2 make[1]: Leaving directory '/home/giuliobenetti/autobuild/run/instance-3/output-1/build/libcpprestsdk-2.10.16/Release/CMakeFiles/CMakeTmp' Performing C++ SOURCE FILE Test _SSL_LEAK_SUPPRESS_AVAILABLE failed with the following output: Change Dir: /home/giuliobenetti/autobuild/run/instance-3/output-1/build/libcpprestsdk-2.10.16/Release/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/make cmTC_2efb6/fast && make[1]: Entering directory '/home/giuliobenetti/autobuild/run/instance-3/output-1/build/libcpprestsdk-2.10.16/Release/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_2efb6.dir/build.make CMakeFiles/cmTC_2efb6.dir/build make[2]: Entering directory '/home/giuliobenetti/autobuild/run/instance-3/output-1/build/libcpprestsdk-2.10.16/Release/CMakeFiles/CMakeTmp' Building CXX object CMakeFiles/cmTC_2efb6.dir/src.cxx.o /home/giuliobenetti/autobuild/run/instance-3/output-1/host/bin/aarch64_be-linux-gnu-g++ --sysroot=/home/giuliobenetti/autobuild/run/instance-3/output-1/host/aarch64_be-buildroot-linux-gnu/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -latomic -std=c++11 -fno-strict-aliasing -D_SSL_LEAK_SUPPRESS_AVAILABLE -DNDEBUG -o CMakeFiles/cmTC_2efb6.dir/src.cxx.o -c /home/giuliobenetti/autobuild/run/instance-3/output-1/build/libcpprestsdk-2.10.16/Release/CMakeFiles/CMakeTmp/src.cxx In file included from /home/giuliobenetti/autobuild/run/instance-3/output-1/build/libcpprestsdk-2.10.16/Release/CMakeFiles/CMakeTmp/src.cxx:2:0: /home/giuliobenetti/autobuild/run/instance-3/output-1/build/libcpprestsdk-2.10.16/Release/CMakeFiles/CMakeTmp/src.cxx: In function 'int main()': /home/giuliobenetti/autobuild/run/instance-3/output-1/build/libcpprestsdk-2.10.16/Release/CMakeFiles/CMakeTmp/src.cxx:5:9: error: expected id-expression before 'while' ::SSL_COMP_free_compression_methods(); ^ CMakeFiles/cmTC_2efb6.dir/build.make:65: recipe for target 'CMakeFiles/cmTC_2efb6.dir/src.cxx.o' failed make[2]: *** [CMakeFiles/cmTC_2efb6.dir/src.cxx.o] Error 1 make[2]: Leaving directory '/home/giuliobenetti/autobuild/run/instance-3/output-1/build/libcpprestsdk-2.10.16/Release/CMakeFiles/CMakeTmp' Makefile:121: recipe for target 'cmTC_2efb6/fast' failed make[1]: *** [cmTC_2efb6/fast] Error 2 make[1]: Leaving directory '/home/giuliobenetti/autobuild/run/instance-3/output-1/build/libcpprestsdk-2.10.16/Release/CMakeFiles/CMakeTmp' Source file was: #include int main() { ::SSL_COMP_free_compression_methods(); }