The target system is: Buildroot - 1 - armv7l The host system is: Linux - 5.3.0-46-generic - x86_64 Compiling the CXX compiler identification source file "CMakeCXXCompilerId.cpp" succeeded. Compiler: /tmp/instance-2/output-1/host/bin/arm-linux-g++ Build flags: -D_LARGEFILE_SOURCE;-D_LARGEFILE64_SOURCE;-D_FILE_OFFSET_BITS=64;-Os Id flags: The output was: 0 Compilation of the CXX compiler identification source "CMakeCXXCompilerId.cpp" produced "a.out" The CXX compiler identification is GNU, found in "/tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/3.13.4/CompilerIdCXX/a.out" Compiling the C compiler identification source file "CMakeCCompilerId.c" succeeded. 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[/tmp/instance-2/output-1/host/opt/ext-toolchain/lib/gcc] collapse library dir [/tmp/instance-2/output-1/host/opt/ext-toolchain/bin/../lib/gcc/arm-buildroot-linux-gnueabihf/9.2.0/../../../../arm-buildroot-linux-gnueabihf/lib] ==> [/tmp/instance-2/output-1/host/opt/ext-toolchain/arm-buildroot-linux-gnueabihf/lib] collapse library dir [/tmp/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot/lib] ==> [/tmp/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot/lib] collapse library dir [/tmp/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot/usr/lib] ==> [/tmp/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot/usr/lib] implicit libs: [stdc++;m;gcc_s;gcc;c;gcc_s;gcc] implicit dirs: [/tmp/instance-2/output-1/host/opt/ext-toolchain/lib/gcc/arm-buildroot-linux-gnueabihf/9.2.0;/tmp/instance-2/output-1/host/opt/ext-toolchain/lib/gcc;/tmp/instance-2/output-1/host/opt/ext-toolchain/arm-buildroot-linux-gnueabihf/lib;/tmp/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot/lib;/tmp/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot/usr/lib] implicit fwks: [] Detecting CXX [-std=c++2a] compiler features compiled with the following output: Change Dir: /tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp Run Build Command:"/usr/bin/make" "cmTC_7b0f2/fast" make[1]: Entering directory '/tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_7b0f2.dir/build.make CMakeFiles/cmTC_7b0f2.dir/build make[2]: Entering directory '/tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp' Building CXX object CMakeFiles/cmTC_7b0f2.dir/feature_tests.cxx.o /tmp/instance-2/output-1/host/bin/arm-linux-g++ --sysroot=/tmp/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DNDEBUG -std=c++2a -o CMakeFiles/cmTC_7b0f2.dir/feature_tests.cxx.o -c /tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/feature_tests.cxx Linking CXX executable cmTC_7b0f2 /usr/bin/cmake -E cmake_link_script CMakeFiles/cmTC_7b0f2.dir/link.txt --verbose=1 /tmp/instance-2/output-1/host/bin/arm-linux-g++ --sysroot=/tmp/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DNDEBUG CMakeFiles/cmTC_7b0f2.dir/feature_tests.cxx.o -o cmTC_7b0f2 make[2]: Leaving directory '/tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp' make[1]: Leaving directory '/tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp' Feature record: CXX_FEATURE:1cxx_aggregate_default_initializers Feature record: CXX_FEATURE:1cxx_alias_templates Feature record: CXX_FEATURE:1cxx_alignas Feature record: CXX_FEATURE:1cxx_alignof Feature record: CXX_FEATURE:1cxx_attributes Feature record: CXX_FEATURE:1cxx_attribute_deprecated Feature record: CXX_FEATURE:1cxx_auto_type Feature record: CXX_FEATURE:1cxx_binary_literals Feature record: CXX_FEATURE:1cxx_constexpr Feature record: CXX_FEATURE:1cxx_contextual_conversions Feature record: CXX_FEATURE:1cxx_decltype Feature record: CXX_FEATURE:1cxx_decltype_auto Feature record: CXX_FEATURE:1cxx_decltype_incomplete_return_types Feature record: CXX_FEATURE:1cxx_default_function_template_args Feature record: CXX_FEATURE:1cxx_defaulted_functions Feature record: CXX_FEATURE:1cxx_defaulted_move_initializers Feature record: CXX_FEATURE:1cxx_delegating_constructors Feature record: CXX_FEATURE:1cxx_deleted_functions Feature record: CXX_FEATURE:1cxx_digit_separators Feature record: CXX_FEATURE:1cxx_enum_forward_declarations Feature record: CXX_FEATURE:1cxx_explicit_conversions Feature record: CXX_FEATURE:1cxx_extended_friend_declarations Feature record: CXX_FEATURE:1cxx_extern_templates Feature record: CXX_FEATURE:1cxx_final Feature record: CXX_FEATURE:1cxx_func_identifier Feature record: CXX_FEATURE:1cxx_generalized_initializers Feature record: CXX_FEATURE:1cxx_generic_lambdas Feature record: CXX_FEATURE:1cxx_inheriting_constructors Feature record: CXX_FEATURE:1cxx_inline_namespaces Feature record: CXX_FEATURE:1cxx_lambdas Feature record: CXX_FEATURE:1cxx_lambda_init_captures Feature record: CXX_FEATURE:1cxx_local_type_template_args Feature record: CXX_FEATURE:1cxx_long_long_type Feature record: CXX_FEATURE:1cxx_noexcept Feature record: CXX_FEATURE:1cxx_nonstatic_member_init Feature record: CXX_FEATURE:1cxx_nullptr Feature record: CXX_FEATURE:1cxx_override Feature record: CXX_FEATURE:1cxx_range_for Feature record: CXX_FEATURE:1cxx_raw_string_literals Feature record: CXX_FEATURE:1cxx_reference_qualified_functions Feature record: CXX_FEATURE:1cxx_relaxed_constexpr Feature record: CXX_FEATURE:1cxx_return_type_deduction Feature record: CXX_FEATURE:1cxx_right_angle_brackets Feature record: CXX_FEATURE:1cxx_rvalue_references Feature record: CXX_FEATURE:1cxx_sizeof_member Feature record: CXX_FEATURE:1cxx_static_assert Feature record: CXX_FEATURE:1cxx_strong_enums Feature record: CXX_FEATURE:1cxx_template_template_parameters Feature record: CXX_FEATURE:1cxx_thread_local Feature record: CXX_FEATURE:1cxx_trailing_return_types Feature record: CXX_FEATURE:1cxx_unicode_literals Feature record: CXX_FEATURE:1cxx_uniform_initialization Feature record: CXX_FEATURE:1cxx_unrestricted_unions Feature record: CXX_FEATURE:1cxx_user_literals Feature record: CXX_FEATURE:1cxx_variable_templates Feature record: CXX_FEATURE:1cxx_variadic_macros Feature record: CXX_FEATURE:1cxx_variadic_templates Detecting CXX [-std=c++17] compiler features compiled with the following output: Change Dir: /tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp Run Build Command:"/usr/bin/make" "cmTC_4023e/fast" make[1]: Entering directory '/tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_4023e.dir/build.make CMakeFiles/cmTC_4023e.dir/build make[2]: Entering directory '/tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp' Building CXX object CMakeFiles/cmTC_4023e.dir/feature_tests.cxx.o /tmp/instance-2/output-1/host/bin/arm-linux-g++ --sysroot=/tmp/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DNDEBUG -std=c++17 -o CMakeFiles/cmTC_4023e.dir/feature_tests.cxx.o -c /tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/feature_tests.cxx Linking CXX executable cmTC_4023e /usr/bin/cmake -E cmake_link_script CMakeFiles/cmTC_4023e.dir/link.txt --verbose=1 /tmp/instance-2/output-1/host/bin/arm-linux-g++ --sysroot=/tmp/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DNDEBUG CMakeFiles/cmTC_4023e.dir/feature_tests.cxx.o -o cmTC_4023e make[2]: Leaving directory '/tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp' make[1]: Leaving directory '/tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp' Feature record: CXX_FEATURE:1cxx_aggregate_default_initializers Feature record: CXX_FEATURE:1cxx_alias_templates Feature record: CXX_FEATURE:1cxx_alignas Feature record: CXX_FEATURE:1cxx_alignof Feature record: CXX_FEATURE:1cxx_attributes Feature record: CXX_FEATURE:1cxx_attribute_deprecated Feature record: CXX_FEATURE:1cxx_auto_type Feature record: CXX_FEATURE:1cxx_binary_literals Feature record: CXX_FEATURE:1cxx_constexpr Feature record: CXX_FEATURE:1cxx_contextual_conversions Feature record: CXX_FEATURE:1cxx_decltype Feature record: CXX_FEATURE:1cxx_decltype_auto Feature record: CXX_FEATURE:1cxx_decltype_incomplete_return_types Feature record: CXX_FEATURE:1cxx_default_function_template_args Feature record: CXX_FEATURE:1cxx_defaulted_functions Feature record: CXX_FEATURE:1cxx_defaulted_move_initializers Feature record: CXX_FEATURE:1cxx_delegating_constructors Feature record: CXX_FEATURE:1cxx_deleted_functions Feature record: CXX_FEATURE:1cxx_digit_separators Feature record: CXX_FEATURE:1cxx_enum_forward_declarations Feature record: CXX_FEATURE:1cxx_explicit_conversions Feature record: CXX_FEATURE:1cxx_extended_friend_declarations Feature record: CXX_FEATURE:1cxx_extern_templates Feature record: CXX_FEATURE:1cxx_final Feature record: CXX_FEATURE:1cxx_func_identifier Feature record: CXX_FEATURE:1cxx_generalized_initializers Feature record: CXX_FEATURE:1cxx_generic_lambdas Feature record: CXX_FEATURE:1cxx_inheriting_constructors Feature record: CXX_FEATURE:1cxx_inline_namespaces Feature record: CXX_FEATURE:1cxx_lambdas Feature record: CXX_FEATURE:1cxx_lambda_init_captures Feature record: CXX_FEATURE:1cxx_local_type_template_args Feature record: CXX_FEATURE:1cxx_long_long_type Feature record: CXX_FEATURE:1cxx_noexcept Feature record: CXX_FEATURE:1cxx_nonstatic_member_init Feature record: CXX_FEATURE:1cxx_nullptr Feature record: CXX_FEATURE:1cxx_override Feature record: CXX_FEATURE:1cxx_range_for Feature record: CXX_FEATURE:1cxx_raw_string_literals Feature record: CXX_FEATURE:1cxx_reference_qualified_functions Feature record: CXX_FEATURE:1cxx_relaxed_constexpr Feature record: CXX_FEATURE:1cxx_return_type_deduction Feature record: CXX_FEATURE:1cxx_right_angle_brackets Feature record: CXX_FEATURE:1cxx_rvalue_references Feature record: CXX_FEATURE:1cxx_sizeof_member Feature record: CXX_FEATURE:1cxx_static_assert Feature record: CXX_FEATURE:1cxx_strong_enums Feature record: CXX_FEATURE:1cxx_template_template_parameters Feature record: CXX_FEATURE:1cxx_thread_local Feature record: CXX_FEATURE:1cxx_trailing_return_types Feature record: CXX_FEATURE:1cxx_unicode_literals Feature record: CXX_FEATURE:1cxx_uniform_initialization Feature record: CXX_FEATURE:1cxx_unrestricted_unions Feature record: CXX_FEATURE:1cxx_user_literals Feature record: CXX_FEATURE:1cxx_variable_templates Feature record: CXX_FEATURE:1cxx_variadic_macros Feature record: CXX_FEATURE:1cxx_variadic_templates Detecting CXX [-std=c++14] compiler features compiled with the following output: Change Dir: /tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp Run Build Command:"/usr/bin/make" "cmTC_b0263/fast" make[1]: Entering directory '/tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_b0263.dir/build.make CMakeFiles/cmTC_b0263.dir/build make[2]: Entering directory '/tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp' Building CXX object CMakeFiles/cmTC_b0263.dir/feature_tests.cxx.o /tmp/instance-2/output-1/host/bin/arm-linux-g++ --sysroot=/tmp/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DNDEBUG -std=c++14 -o CMakeFiles/cmTC_b0263.dir/feature_tests.cxx.o -c /tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/feature_tests.cxx Linking CXX executable cmTC_b0263 /usr/bin/cmake -E cmake_link_script CMakeFiles/cmTC_b0263.dir/link.txt --verbose=1 /tmp/instance-2/output-1/host/bin/arm-linux-g++ --sysroot=/tmp/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DNDEBUG CMakeFiles/cmTC_b0263.dir/feature_tests.cxx.o -o cmTC_b0263 make[2]: Leaving directory '/tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp' make[1]: Leaving directory '/tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp' Feature record: CXX_FEATURE:1cxx_aggregate_default_initializers Feature record: CXX_FEATURE:1cxx_alias_templates Feature record: CXX_FEATURE:1cxx_alignas Feature record: CXX_FEATURE:1cxx_alignof Feature record: CXX_FEATURE:1cxx_attributes Feature record: CXX_FEATURE:1cxx_attribute_deprecated Feature record: CXX_FEATURE:1cxx_auto_type Feature record: CXX_FEATURE:1cxx_binary_literals Feature record: CXX_FEATURE:1cxx_constexpr Feature record: CXX_FEATURE:1cxx_contextual_conversions Feature record: CXX_FEATURE:1cxx_decltype Feature record: CXX_FEATURE:1cxx_decltype_auto Feature record: CXX_FEATURE:1cxx_decltype_incomplete_return_types Feature record: CXX_FEATURE:1cxx_default_function_template_args Feature record: CXX_FEATURE:1cxx_defaulted_functions Feature record: CXX_FEATURE:1cxx_defaulted_move_initializers Feature record: CXX_FEATURE:1cxx_delegating_constructors Feature record: CXX_FEATURE:1cxx_deleted_functions Feature record: CXX_FEATURE:1cxx_digit_separators Feature record: CXX_FEATURE:1cxx_enum_forward_declarations Feature record: CXX_FEATURE:1cxx_explicit_conversions Feature record: CXX_FEATURE:1cxx_extended_friend_declarations Feature record: CXX_FEATURE:1cxx_extern_templates Feature record: CXX_FEATURE:1cxx_final Feature record: CXX_FEATURE:1cxx_func_identifier Feature record: CXX_FEATURE:1cxx_generalized_initializers Feature record: CXX_FEATURE:1cxx_generic_lambdas Feature record: CXX_FEATURE:1cxx_inheriting_constructors Feature record: CXX_FEATURE:1cxx_inline_namespaces Feature record: CXX_FEATURE:1cxx_lambdas Feature record: CXX_FEATURE:1cxx_lambda_init_captures Feature record: CXX_FEATURE:1cxx_local_type_template_args Feature record: CXX_FEATURE:1cxx_long_long_type Feature record: CXX_FEATURE:1cxx_noexcept Feature record: CXX_FEATURE:1cxx_nonstatic_member_init Feature record: CXX_FEATURE:1cxx_nullptr Feature record: CXX_FEATURE:1cxx_override Feature record: CXX_FEATURE:1cxx_range_for Feature record: CXX_FEATURE:1cxx_raw_string_literals Feature record: CXX_FEATURE:1cxx_reference_qualified_functions Feature record: CXX_FEATURE:1cxx_relaxed_constexpr Feature record: CXX_FEATURE:1cxx_return_type_deduction Feature record: CXX_FEATURE:1cxx_right_angle_brackets Feature record: CXX_FEATURE:1cxx_rvalue_references Feature record: CXX_FEATURE:1cxx_sizeof_member Feature record: CXX_FEATURE:1cxx_static_assert Feature record: CXX_FEATURE:1cxx_strong_enums Feature record: CXX_FEATURE:1cxx_template_template_parameters Feature record: CXX_FEATURE:1cxx_thread_local Feature record: CXX_FEATURE:1cxx_trailing_return_types Feature record: CXX_FEATURE:1cxx_unicode_literals Feature record: CXX_FEATURE:1cxx_uniform_initialization Feature record: CXX_FEATURE:1cxx_unrestricted_unions Feature record: CXX_FEATURE:1cxx_user_literals Feature record: CXX_FEATURE:1cxx_variable_templates Feature record: CXX_FEATURE:1cxx_variadic_macros Feature record: CXX_FEATURE:1cxx_variadic_templates Detecting CXX [-std=c++11] compiler features compiled with the following output: Change Dir: /tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp Run Build Command:"/usr/bin/make" "cmTC_dede2/fast" make[1]: Entering directory '/tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_dede2.dir/build.make CMakeFiles/cmTC_dede2.dir/build make[2]: Entering directory '/tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp' Building CXX object CMakeFiles/cmTC_dede2.dir/feature_tests.cxx.o /tmp/instance-2/output-1/host/bin/arm-linux-g++ --sysroot=/tmp/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DNDEBUG -std=c++11 -o CMakeFiles/cmTC_dede2.dir/feature_tests.cxx.o -c /tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/feature_tests.cxx Linking CXX executable cmTC_dede2 /usr/bin/cmake -E cmake_link_script CMakeFiles/cmTC_dede2.dir/link.txt --verbose=1 /tmp/instance-2/output-1/host/bin/arm-linux-g++ --sysroot=/tmp/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DNDEBUG CMakeFiles/cmTC_dede2.dir/feature_tests.cxx.o -o cmTC_dede2 make[2]: Leaving directory '/tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp' make[1]: Leaving directory '/tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp' Feature record: CXX_FEATURE:0cxx_aggregate_default_initializers Feature record: CXX_FEATURE:1cxx_alias_templates Feature record: CXX_FEATURE:1cxx_alignas Feature record: CXX_FEATURE:1cxx_alignof Feature record: CXX_FEATURE:1cxx_attributes Feature record: CXX_FEATURE:0cxx_attribute_deprecated Feature record: CXX_FEATURE:1cxx_auto_type Feature record: CXX_FEATURE:0cxx_binary_literals Feature record: CXX_FEATURE:1cxx_constexpr Feature record: CXX_FEATURE:0cxx_contextual_conversions Feature record: CXX_FEATURE:1cxx_decltype Feature record: CXX_FEATURE:0cxx_decltype_auto Feature record: CXX_FEATURE:1cxx_decltype_incomplete_return_types Feature record: CXX_FEATURE:1cxx_default_function_template_args Feature record: CXX_FEATURE:1cxx_defaulted_functions Feature record: CXX_FEATURE:1cxx_defaulted_move_initializers Feature record: CXX_FEATURE:1cxx_delegating_constructors Feature record: CXX_FEATURE:1cxx_deleted_functions Feature record: CXX_FEATURE:0cxx_digit_separators Feature record: CXX_FEATURE:1cxx_enum_forward_declarations Feature record: CXX_FEATURE:1cxx_explicit_conversions Feature record: CXX_FEATURE:1cxx_extended_friend_declarations Feature record: CXX_FEATURE:1cxx_extern_templates Feature record: CXX_FEATURE:1cxx_final Feature record: CXX_FEATURE:1cxx_func_identifier Feature record: CXX_FEATURE:1cxx_generalized_initializers Feature record: CXX_FEATURE:0cxx_generic_lambdas Feature record: CXX_FEATURE:1cxx_inheriting_constructors Feature record: CXX_FEATURE:1cxx_inline_namespaces Feature record: CXX_FEATURE:1cxx_lambdas Feature record: CXX_FEATURE:0cxx_lambda_init_captures Feature record: CXX_FEATURE:1cxx_local_type_template_args Feature record: CXX_FEATURE:1cxx_long_long_type Feature record: CXX_FEATURE:1cxx_noexcept Feature record: CXX_FEATURE:1cxx_nonstatic_member_init Feature record: CXX_FEATURE:1cxx_nullptr Feature record: CXX_FEATURE:1cxx_override Feature record: CXX_FEATURE:1cxx_range_for Feature record: CXX_FEATURE:1cxx_raw_string_literals Feature record: CXX_FEATURE:1cxx_reference_qualified_functions Feature record: CXX_FEATURE:0cxx_relaxed_constexpr Feature record: CXX_FEATURE:0cxx_return_type_deduction Feature record: CXX_FEATURE:1cxx_right_angle_brackets Feature record: CXX_FEATURE:1cxx_rvalue_references Feature record: CXX_FEATURE:1cxx_sizeof_member Feature record: CXX_FEATURE:1cxx_static_assert Feature record: CXX_FEATURE:1cxx_strong_enums Feature record: CXX_FEATURE:1cxx_template_template_parameters Feature record: CXX_FEATURE:1cxx_thread_local Feature record: CXX_FEATURE:1cxx_trailing_return_types Feature record: CXX_FEATURE:1cxx_unicode_literals Feature record: CXX_FEATURE:1cxx_uniform_initialization Feature record: CXX_FEATURE:1cxx_unrestricted_unions Feature record: CXX_FEATURE:1cxx_user_literals Feature record: CXX_FEATURE:0cxx_variable_templates Feature record: CXX_FEATURE:1cxx_variadic_macros Feature record: CXX_FEATURE:1cxx_variadic_templates Detecting CXX [-std=c++98] compiler features compiled with the following output: Change Dir: /tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp Run Build Command:"/usr/bin/make" "cmTC_46995/fast" make[1]: Entering directory '/tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_46995.dir/build.make CMakeFiles/cmTC_46995.dir/build make[2]: Entering directory '/tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp' Building CXX object CMakeFiles/cmTC_46995.dir/feature_tests.cxx.o /tmp/instance-2/output-1/host/bin/arm-linux-g++ --sysroot=/tmp/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DNDEBUG -std=c++98 -o CMakeFiles/cmTC_46995.dir/feature_tests.cxx.o -c /tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/feature_tests.cxx Linking CXX executable cmTC_46995 /usr/bin/cmake -E cmake_link_script CMakeFiles/cmTC_46995.dir/link.txt --verbose=1 /tmp/instance-2/output-1/host/bin/arm-linux-g++ --sysroot=/tmp/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DNDEBUG CMakeFiles/cmTC_46995.dir/feature_tests.cxx.o -o cmTC_46995 make[2]: Leaving directory '/tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp' make[1]: Leaving directory '/tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp' Feature record: CXX_FEATURE:0cxx_aggregate_default_initializers Feature record: CXX_FEATURE:0cxx_alias_templates Feature record: CXX_FEATURE:0cxx_alignas Feature record: CXX_FEATURE:0cxx_alignof Feature record: CXX_FEATURE:0cxx_attributes Feature record: CXX_FEATURE:0cxx_attribute_deprecated Feature record: CXX_FEATURE:0cxx_auto_type Feature record: CXX_FEATURE:0cxx_binary_literals Feature record: CXX_FEATURE:0cxx_constexpr Feature record: CXX_FEATURE:0cxx_contextual_conversions Feature record: CXX_FEATURE:0cxx_decltype Feature record: CXX_FEATURE:0cxx_decltype_auto Feature record: CXX_FEATURE:0cxx_decltype_incomplete_return_types Feature record: 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==> ignore arg [-plugin-opt=/tmp/instance-2/output-1/host/opt/ext-toolchain/bin/../libexec/gcc/arm-buildroot-linux-gnueabihf/9.2.0/lto-wrapper] ==> ignore arg [-plugin-opt=-fresolution=/tmp/cckzmD1K.res] ==> ignore arg [-plugin-opt=-pass-through=-lgcc] ==> ignore arg [-plugin-opt=-pass-through=-lgcc_s] ==> ignore arg [-plugin-opt=-pass-through=-lc] ==> ignore arg [-plugin-opt=-pass-through=-lgcc] ==> ignore arg [-plugin-opt=-pass-through=-lgcc_s] ==> ignore arg [--sysroot=/tmp/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot] ==> ignore arg [--eh-frame-hdr] ==> ignore arg [-dynamic-linker] ==> ignore arg [/lib/ld-linux-armhf.so.3] ==> ignore arg [-X] ==> ignore arg [-m] ==> ignore arg [armelf_linux_eabi] ==> ignore arg [-o] ==> ignore arg [cmTC_07bc6] ==> ignore arg [/tmp/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot/usr/lib/crt1.o] ==> ignore arg [/tmp/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot/usr/lib/crti.o] ==> ignore arg [/tmp/instance-2/output-1/host/opt/ext-toolchain/bin/../lib/gcc/arm-buildroot-linux-gnueabihf/9.2.0/crtbegin.o] ==> ignore arg [-L/tmp/instance-2/output-1/host/opt/ext-toolchain/bin/../lib/gcc/arm-buildroot-linux-gnueabihf/9.2.0] ==> dir [/tmp/instance-2/output-1/host/opt/ext-toolchain/bin/../lib/gcc/arm-buildroot-linux-gnueabihf/9.2.0] arg [-L/tmp/instance-2/output-1/host/opt/ext-toolchain/bin/../lib/gcc] ==> dir [/tmp/instance-2/output-1/host/opt/ext-toolchain/bin/../lib/gcc] arg [-L/tmp/instance-2/output-1/host/opt/ext-toolchain/bin/../lib/gcc/arm-buildroot-linux-gnueabihf/9.2.0/../../../../arm-buildroot-linux-gnueabihf/lib] ==> dir [/tmp/instance-2/output-1/host/opt/ext-toolchain/bin/../lib/gcc/arm-buildroot-linux-gnueabihf/9.2.0/../../../../arm-buildroot-linux-gnueabihf/lib] arg [-L/tmp/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot/lib] ==> dir [/tmp/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot/lib] arg [-L/tmp/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot/usr/lib] ==> dir [/tmp/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot/usr/lib] arg [-zrelro] ==> ignore arg [CMakeFiles/cmTC_07bc6.dir/CMakeCCompilerABI.c.o] ==> ignore arg [-lgcc] ==> lib [gcc] arg [--push-state] ==> ignore arg [--as-needed] ==> ignore arg [-lgcc_s] ==> lib [gcc_s] arg [--pop-state] ==> ignore arg [-lc] ==> lib [c] arg [-lgcc] ==> lib [gcc] arg [--push-state] ==> ignore arg [--as-needed] ==> ignore arg [-lgcc_s] ==> lib [gcc_s] arg [--pop-state] ==> ignore arg [/tmp/instance-2/output-1/host/opt/ext-toolchain/bin/../lib/gcc/arm-buildroot-linux-gnueabihf/9.2.0/crtend.o] ==> ignore arg [/tmp/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot/usr/lib/crtn.o] ==> ignore collapse library dir [/tmp/instance-2/output-1/host/opt/ext-toolchain/bin/../lib/gcc/arm-buildroot-linux-gnueabihf/9.2.0] ==> [/tmp/instance-2/output-1/host/opt/ext-toolchain/lib/gcc/arm-buildroot-linux-gnueabihf/9.2.0] collapse library dir [/tmp/instance-2/output-1/host/opt/ext-toolchain/bin/../lib/gcc] ==> [/tmp/instance-2/output-1/host/opt/ext-toolchain/lib/gcc] collapse library dir [/tmp/instance-2/output-1/host/opt/ext-toolchain/bin/../lib/gcc/arm-buildroot-linux-gnueabihf/9.2.0/../../../../arm-buildroot-linux-gnueabihf/lib] ==> [/tmp/instance-2/output-1/host/opt/ext-toolchain/arm-buildroot-linux-gnueabihf/lib] collapse library dir [/tmp/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot/lib] ==> [/tmp/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot/lib] collapse library dir [/tmp/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot/usr/lib] ==> [/tmp/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot/usr/lib] implicit libs: [gcc;gcc_s;c;gcc;gcc_s] implicit dirs: [/tmp/instance-2/output-1/host/opt/ext-toolchain/lib/gcc/arm-buildroot-linux-gnueabihf/9.2.0;/tmp/instance-2/output-1/host/opt/ext-toolchain/lib/gcc;/tmp/instance-2/output-1/host/opt/ext-toolchain/arm-buildroot-linux-gnueabihf/lib;/tmp/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot/lib;/tmp/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot/usr/lib] implicit fwks: [] Detecting C [-std=c11] compiler features compiled with the following output: Change Dir: /tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp Run Build Command:"/usr/bin/make" "cmTC_cb0e0/fast" make[1]: Entering directory '/tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_cb0e0.dir/build.make CMakeFiles/cmTC_cb0e0.dir/build make[2]: Entering directory '/tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp' Building C object CMakeFiles/cmTC_cb0e0.dir/feature_tests.c.o /tmp/instance-2/output-1/host/bin/arm-linux-gcc --sysroot=/tmp/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DNDEBUG -std=c11 -o CMakeFiles/cmTC_cb0e0.dir/feature_tests.c.o -c /tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/feature_tests.c Linking C executable cmTC_cb0e0 /usr/bin/cmake -E cmake_link_script CMakeFiles/cmTC_cb0e0.dir/link.txt --verbose=1 /tmp/instance-2/output-1/host/bin/arm-linux-gcc --sysroot=/tmp/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DNDEBUG CMakeFiles/cmTC_cb0e0.dir/feature_tests.c.o -o cmTC_cb0e0 make[2]: Leaving directory '/tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp' make[1]: Leaving directory '/tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp' Feature record: C_FEATURE:1c_function_prototypes Feature record: C_FEATURE:1c_restrict Feature record: C_FEATURE:1c_static_assert Feature record: C_FEATURE:1c_variadic_macros Detecting C [-std=c99] compiler features compiled with the following output: Change Dir: /tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp Run Build Command:"/usr/bin/make" "cmTC_b453a/fast" make[1]: Entering directory '/tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_b453a.dir/build.make CMakeFiles/cmTC_b453a.dir/build make[2]: Entering directory '/tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp' Building C object CMakeFiles/cmTC_b453a.dir/feature_tests.c.o /tmp/instance-2/output-1/host/bin/arm-linux-gcc --sysroot=/tmp/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DNDEBUG -std=c99 -o CMakeFiles/cmTC_b453a.dir/feature_tests.c.o -c /tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/feature_tests.c Linking C executable cmTC_b453a /usr/bin/cmake -E cmake_link_script CMakeFiles/cmTC_b453a.dir/link.txt --verbose=1 /tmp/instance-2/output-1/host/bin/arm-linux-gcc --sysroot=/tmp/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DNDEBUG CMakeFiles/cmTC_b453a.dir/feature_tests.c.o -o cmTC_b453a make[2]: Leaving directory '/tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp' make[1]: Leaving directory '/tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp' Feature record: C_FEATURE:1c_function_prototypes Feature record: C_FEATURE:1c_restrict Feature record: C_FEATURE:0c_static_assert Feature record: C_FEATURE:1c_variadic_macros Detecting C [-std=c90] compiler features compiled with the following output: Change Dir: /tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp Run Build Command:"/usr/bin/make" "cmTC_80599/fast" make[1]: Entering directory '/tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_80599.dir/build.make CMakeFiles/cmTC_80599.dir/build make[2]: Entering directory '/tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp' Building C object CMakeFiles/cmTC_80599.dir/feature_tests.c.o /tmp/instance-2/output-1/host/bin/arm-linux-gcc --sysroot=/tmp/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DNDEBUG -std=c90 -o CMakeFiles/cmTC_80599.dir/feature_tests.c.o -c /tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/feature_tests.c Linking C executable cmTC_80599 /usr/bin/cmake -E cmake_link_script CMakeFiles/cmTC_80599.dir/link.txt --verbose=1 /tmp/instance-2/output-1/host/bin/arm-linux-gcc --sysroot=/tmp/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DNDEBUG CMakeFiles/cmTC_80599.dir/feature_tests.c.o -o cmTC_80599 make[2]: Leaving directory '/tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp' make[1]: Leaving directory '/tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp' Feature record: C_FEATURE:1c_function_prototypes Feature record: C_FEATURE:0c_restrict Feature record: C_FEATURE:0c_static_assert Feature record: C_FEATURE:0c_variadic_macros Determining if the include file pthread.h exists passed with the following output: Change Dir: /tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp Run Build Command:"/usr/bin/make" "cmTC_0ee50/fast" make[1]: Entering directory '/tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_0ee50.dir/build.make CMakeFiles/cmTC_0ee50.dir/build make[2]: Entering directory '/tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp' Building C object CMakeFiles/cmTC_0ee50.dir/CheckIncludeFile.c.o /tmp/instance-2/output-1/host/bin/arm-linux-gcc --sysroot=/tmp/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DNDEBUG -o CMakeFiles/cmTC_0ee50.dir/CheckIncludeFile.c.o -c /tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp/CheckIncludeFile.c Linking C executable cmTC_0ee50 /usr/bin/cmake -E cmake_link_script CMakeFiles/cmTC_0ee50.dir/link.txt --verbose=1 /tmp/instance-2/output-1/host/bin/arm-linux-gcc --sysroot=/tmp/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DNDEBUG CMakeFiles/cmTC_0ee50.dir/CheckIncludeFile.c.o -o cmTC_0ee50 make[2]: Leaving directory '/tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp' make[1]: Leaving directory '/tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp' Determining if the function pthread_create exists in the pthread passed with the following output: Change Dir: /tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp Run Build Command:"/usr/bin/make" "cmTC_2dd28/fast" make[1]: Entering directory '/tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_2dd28.dir/build.make CMakeFiles/cmTC_2dd28.dir/build make[2]: Entering directory '/tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp' Building C object CMakeFiles/cmTC_2dd28.dir/CheckFunctionExists.c.o /tmp/instance-2/output-1/host/bin/arm-linux-gcc --sysroot=/tmp/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DCHECK_FUNCTION_EXISTS=pthread_create -DNDEBUG -o CMakeFiles/cmTC_2dd28.dir/CheckFunctionExists.c.o -c /usr/share/cmake-3.13/Modules/CheckFunctionExists.c Linking C executable cmTC_2dd28 /usr/bin/cmake -E cmake_link_script CMakeFiles/cmTC_2dd28.dir/link.txt --verbose=1 /tmp/instance-2/output-1/host/bin/arm-linux-gcc --sysroot=/tmp/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DCHECK_FUNCTION_EXISTS=pthread_create -DNDEBUG CMakeFiles/cmTC_2dd28.dir/CheckFunctionExists.c.o -o cmTC_2dd28 -lpthread make[2]: Leaving directory '/tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp' make[1]: Leaving directory '/tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp' Performing C++ SOURCE FILE Test HAVE_CLOCK_GETTIME succeeded with the following output: Change Dir: /tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp Run Build Command:"/usr/bin/make" "cmTC_9e811/fast" make[1]: Entering directory '/tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_9e811.dir/build.make CMakeFiles/cmTC_9e811.dir/build make[2]: Entering directory '/tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp' Building CXX object CMakeFiles/cmTC_9e811.dir/src.cxx.o /tmp/instance-2/output-1/host/bin/arm-linux-g++ --sysroot=/tmp/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DHAVE_CLOCK_GETTIME -DNDEBUG -std=gnu++11 -o CMakeFiles/cmTC_9e811.dir/src.cxx.o -c /tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp/src.cxx Linking CXX executable cmTC_9e811 /usr/bin/cmake -E cmake_link_script CMakeFiles/cmTC_9e811.dir/link.txt --verbose=1 /tmp/instance-2/output-1/host/bin/arm-linux-g++ --sysroot=/tmp/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DHAVE_CLOCK_GETTIME -DNDEBUG CMakeFiles/cmTC_9e811.dir/src.cxx.o -o cmTC_9e811 -lrt make[2]: Leaving directory '/tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp' make[1]: Leaving directory '/tmp/instance-2/output-1/build/gr-osmosdr-0.2.0/buildroot-build/CMakeFiles/CMakeTmp' Source file was: #include int main(){ timespec ts; return clock_gettime(CLOCK_MONOTONIC, &ts); }