Performing C SOURCE FILE Test CMAKE_HAVE_LIBC_PTHREAD failed with the following output: Change Dir: /home/giuliobenetti/autobuild/run/instance-0/output-1/build/libcpprestsdk-2.10.14/Release/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/make cmTC_51a35/fast && make[1]: Entering directory '/home/giuliobenetti/autobuild/run/instance-0/output-1/build/libcpprestsdk-2.10.14/Release/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_51a35.dir/build.make CMakeFiles/cmTC_51a35.dir/build make[2]: Entering directory '/home/giuliobenetti/autobuild/run/instance-0/output-1/build/libcpprestsdk-2.10.14/Release/CMakeFiles/CMakeTmp' Building C object CMakeFiles/cmTC_51a35.dir/src.c.o /home/giuliobenetti/autobuild/run/instance-0/output-1/host/bin/aarch64_be-linux-gnu-gcc --sysroot=/home/giuliobenetti/autobuild/run/instance-0/output-1/host/aarch64_be-buildroot-linux-gnu/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -O2 -D_FORTIFY_SOURCE=2 -DCMAKE_HAVE_LIBC_PTHREAD -DNDEBUG -o CMakeFiles/cmTC_51a35.dir/src.c.o -c /home/giuliobenetti/autobuild/run/instance-0/output-1/build/libcpprestsdk-2.10.14/Release/CMakeFiles/CMakeTmp/src.c Linking C executable cmTC_51a35 /home/giuliobenetti/autobuild/run/instance-0/output-1/host/bin/cmake -E cmake_link_script CMakeFiles/cmTC_51a35.dir/link.txt --verbose=1 /home/giuliobenetti/autobuild/run/instance-0/output-1/host/bin/aarch64_be-linux-gnu-gcc --sysroot=/home/giuliobenetti/autobuild/run/instance-0/output-1/host/aarch64_be-buildroot-linux-gnu/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -O2 -D_FORTIFY_SOURCE=2 -DCMAKE_HAVE_LIBC_PTHREAD -DNDEBUG CMakeFiles/cmTC_51a35.dir/src.c.o -o cmTC_51a35 CMakeFiles/cmTC_51a35.dir/src.c.o: In function `main': src.c:(.text.startup+0x1c): undefined reference to `pthread_create' src.c:(.text.startup+0x24): undefined reference to `pthread_detach' src.c:(.text.startup+0x30): undefined reference to `pthread_join' src.c:(.text.startup+0x40): undefined reference to `pthread_atfork' collect2: error: ld returned 1 exit status CMakeFiles/cmTC_51a35.dir/build.make:86: recipe for target 'cmTC_51a35' failed make[2]: *** [cmTC_51a35] Error 1 make[2]: Leaving directory '/home/giuliobenetti/autobuild/run/instance-0/output-1/build/libcpprestsdk-2.10.14/Release/CMakeFiles/CMakeTmp' Makefile:121: recipe for target 'cmTC_51a35/fast' failed make[1]: *** [cmTC_51a35/fast] Error 2 make[1]: Leaving directory '/home/giuliobenetti/autobuild/run/instance-0/output-1/build/libcpprestsdk-2.10.14/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-0/output-1/build/libcpprestsdk-2.10.14/Release/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/make cmTC_c305c/fast && make[1]: Entering directory '/home/giuliobenetti/autobuild/run/instance-0/output-1/build/libcpprestsdk-2.10.14/Release/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_c305c.dir/build.make CMakeFiles/cmTC_c305c.dir/build make[2]: Entering directory '/home/giuliobenetti/autobuild/run/instance-0/output-1/build/libcpprestsdk-2.10.14/Release/CMakeFiles/CMakeTmp' Building C object CMakeFiles/cmTC_c305c.dir/CheckFunctionExists.c.o /home/giuliobenetti/autobuild/run/instance-0/output-1/host/bin/aarch64_be-linux-gnu-gcc --sysroot=/home/giuliobenetti/autobuild/run/instance-0/output-1/host/aarch64_be-buildroot-linux-gnu/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -O2 -D_FORTIFY_SOURCE=2 -DCHECK_FUNCTION_EXISTS=pthread_create -DNDEBUG -o CMakeFiles/cmTC_c305c.dir/CheckFunctionExists.c.o -c /home/giuliobenetti/autobuild/run/instance-0/output-1/host/share/cmake-3.15/Modules/CheckFunctionExists.c Linking C executable cmTC_c305c /home/giuliobenetti/autobuild/run/instance-0/output-1/host/bin/cmake -E cmake_link_script CMakeFiles/cmTC_c305c.dir/link.txt --verbose=1 /home/giuliobenetti/autobuild/run/instance-0/output-1/host/bin/aarch64_be-linux-gnu-gcc --sysroot=/home/giuliobenetti/autobuild/run/instance-0/output-1/host/aarch64_be-buildroot-linux-gnu/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -O2 -D_FORTIFY_SOURCE=2 -DCHECK_FUNCTION_EXISTS=pthread_create -DNDEBUG CMakeFiles/cmTC_c305c.dir/CheckFunctionExists.c.o -o cmTC_c305c -lpthreads /home/giuliobenetti/autobuild/run/instance-0/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_c305c.dir/build.make:86: recipe for target 'cmTC_c305c' failed make[2]: *** [cmTC_c305c] Error 1 make[2]: Leaving directory '/home/giuliobenetti/autobuild/run/instance-0/output-1/build/libcpprestsdk-2.10.14/Release/CMakeFiles/CMakeTmp' Makefile:121: recipe for target 'cmTC_c305c/fast' failed make[1]: *** [cmTC_c305c/fast] Error 2 make[1]: Leaving directory '/home/giuliobenetti/autobuild/run/instance-0/output-1/build/libcpprestsdk-2.10.14/Release/CMakeFiles/CMakeTmp' Performing C++ SOURCE FILE Test _SSL_LEAK_SUPPRESS_AVAILABLE failed with the following output: Change Dir: /home/giuliobenetti/autobuild/run/instance-0/output-1/build/libcpprestsdk-2.10.14/Release/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/make cmTC_f36e8/fast && make[1]: Entering directory '/home/giuliobenetti/autobuild/run/instance-0/output-1/build/libcpprestsdk-2.10.14/Release/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_f36e8.dir/build.make CMakeFiles/cmTC_f36e8.dir/build make[2]: Entering directory '/home/giuliobenetti/autobuild/run/instance-0/output-1/build/libcpprestsdk-2.10.14/Release/CMakeFiles/CMakeTmp' Building CXX object CMakeFiles/cmTC_f36e8.dir/src.cxx.o /home/giuliobenetti/autobuild/run/instance-0/output-1/host/bin/aarch64_be-linux-gnu-g++ --sysroot=/home/giuliobenetti/autobuild/run/instance-0/output-1/host/aarch64_be-buildroot-linux-gnu/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -O2 -D_FORTIFY_SOURCE=2 -latomic -std=c++11 -fno-strict-aliasing -D_SSL_LEAK_SUPPRESS_AVAILABLE -DNDEBUG -o CMakeFiles/cmTC_f36e8.dir/src.cxx.o -c /home/giuliobenetti/autobuild/run/instance-0/output-1/build/libcpprestsdk-2.10.14/Release/CMakeFiles/CMakeTmp/src.cxx In file included from /home/giuliobenetti/autobuild/run/instance-0/output-1/build/libcpprestsdk-2.10.14/Release/CMakeFiles/CMakeTmp/src.cxx:2:0: /home/giuliobenetti/autobuild/run/instance-0/output-1/build/libcpprestsdk-2.10.14/Release/CMakeFiles/CMakeTmp/src.cxx: In function 'int main()': /home/giuliobenetti/autobuild/run/instance-0/output-1/build/libcpprestsdk-2.10.14/Release/CMakeFiles/CMakeTmp/src.cxx:5:9: error: expected id-expression before 'while' ::SSL_COMP_free_compression_methods(); ^ CMakeFiles/cmTC_f36e8.dir/build.make:65: recipe for target 'CMakeFiles/cmTC_f36e8.dir/src.cxx.o' failed make[2]: *** [CMakeFiles/cmTC_f36e8.dir/src.cxx.o] Error 1 make[2]: Leaving directory '/home/giuliobenetti/autobuild/run/instance-0/output-1/build/libcpprestsdk-2.10.14/Release/CMakeFiles/CMakeTmp' Makefile:121: recipe for target 'cmTC_f36e8/fast' failed make[1]: *** [cmTC_f36e8/fast] Error 2 make[1]: Leaving directory '/home/giuliobenetti/autobuild/run/instance-0/output-1/build/libcpprestsdk-2.10.14/Release/CMakeFiles/CMakeTmp' Source file was: #include int main() { ::SSL_COMP_free_compression_methods(); }