The target system is: Buildroot - 1 - x86_64
The host system is: Linux - 5.3.0-40-generic - x86_64
Compiling the CXX compiler identification source file "CMakeCXXCompilerId.cpp" succeeded.
Compiler: /nvmedata/autobuild/instance-4/output-1/host/bin/x86_64-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 "/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/3.13.4/CompilerIdCXX/a.out"

Compiling the C compiler identification source file "CMakeCCompilerId.c" succeeded.
Compiler: /nvmedata/autobuild/instance-4/output-1/host/bin/x86_64-linux-gcc 
Build flags: -D_LARGEFILE_SOURCE;-D_LARGEFILE64_SOURCE;-D_FILE_OFFSET_BITS=64;-Os
Id flags:  

The output was:
0


Compilation of the C compiler identification source "CMakeCCompilerId.c" produced "a.out"

The C compiler identification is GNU, found in "/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/3.13.4/CompilerIdC/a.out"

Determining if the CXX compiler works passed with the following output:
Change Dir: /nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/make" "cmTC_8b933/fast"
make[1]: Entering directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_8b933.dir/build.make CMakeFiles/cmTC_8b933.dir/build
make[2]: Entering directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp'
Building CXX object CMakeFiles/cmTC_8b933.dir/testCXXCompiler.cxx.o
/nvmedata/autobuild/instance-4/output-1/host/bin/x86_64-linux-g++ --sysroot=/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot    -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os   -DNDEBUG   -o CMakeFiles/cmTC_8b933.dir/testCXXCompiler.cxx.o -c /nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp/testCXXCompiler.cxx
Linking CXX executable cmTC_8b933
/usr/bin/cmake -E cmake_link_script CMakeFiles/cmTC_8b933.dir/link.txt --verbose=1
/nvmedata/autobuild/instance-4/output-1/host/bin/x86_64-linux-g++ --sysroot=/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot  -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os   -DNDEBUG    CMakeFiles/cmTC_8b933.dir/testCXXCompiler.cxx.o  -o cmTC_8b933 
make[2]: Leaving directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp'
make[1]: Leaving directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp'


Detecting CXX compiler ABI info compiled with the following output:
Change Dir: /nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/make" "cmTC_7e22c/fast"
make[1]: Entering directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_7e22c.dir/build.make CMakeFiles/cmTC_7e22c.dir/build
make[2]: Entering directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp'
Building CXX object CMakeFiles/cmTC_7e22c.dir/CMakeCXXCompilerABI.cpp.o
/nvmedata/autobuild/instance-4/output-1/host/bin/x86_64-linux-g++ --sysroot=/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot    -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os   -DNDEBUG   -o CMakeFiles/cmTC_7e22c.dir/CMakeCXXCompilerABI.cpp.o -c /usr/share/cmake-3.13/Modules/CMakeCXXCompilerABI.cpp
Linking CXX executable cmTC_7e22c
/usr/bin/cmake -E cmake_link_script CMakeFiles/cmTC_7e22c.dir/link.txt --verbose=1
/nvmedata/autobuild/instance-4/output-1/host/bin/x86_64-linux-g++ --sysroot=/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot  -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os   -DNDEBUG   -v CMakeFiles/cmTC_7e22c.dir/CMakeCXXCompilerABI.cpp.o  -o cmTC_7e22c 
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    arg [-L/nvmedata/autobuild/instance-4/output-1/host/opt/ext-toolchain/bin/../lib/gcc/x86_64-buildroot-linux-uclibc/8.3.0] ==> dir [/nvmedata/autobuild/instance-4/output-1/host/opt/ext-toolchain/bin/../lib/gcc/x86_64-buildroot-linux-uclibc/8.3.0]
    arg [-L/nvmedata/autobuild/instance-4/output-1/host/opt/ext-toolchain/bin/../lib/gcc] ==> dir [/nvmedata/autobuild/instance-4/output-1/host/opt/ext-toolchain/bin/../lib/gcc]
    arg [-L/nvmedata/autobuild/instance-4/output-1/host/opt/ext-toolchain/bin/../lib/gcc/x86_64-buildroot-linux-uclibc/8.3.0/../../../../x86_64-buildroot-linux-uclibc/lib/../lib64] ==> dir [/nvmedata/autobuild/instance-4/output-1/host/opt/ext-toolchain/bin/../lib/gcc/x86_64-buildroot-linux-uclibc/8.3.0/../../../../x86_64-buildroot-linux-uclibc/lib/../lib64]
    arg [-L/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot/lib/../lib64] ==> dir [/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot/lib/../lib64]
    arg [-L/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot/usr/lib/../lib64] ==> dir [/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot/usr/lib/../lib64]
    arg [-L/nvmedata/autobuild/instance-4/output-1/host/opt/ext-toolchain/bin/../lib/gcc/x86_64-buildroot-linux-uclibc/8.3.0/../../../../x86_64-buildroot-linux-uclibc/lib] ==> dir [/nvmedata/autobuild/instance-4/output-1/host/opt/ext-toolchain/bin/../lib/gcc/x86_64-buildroot-linux-uclibc/8.3.0/../../../../x86_64-buildroot-linux-uclibc/lib]
    arg [-L/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot/lib] ==> dir [/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot/lib]
    arg [-L/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot/usr/lib] ==> dir [/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot/usr/lib]
    arg [CMakeFiles/cmTC_7e22c.dir/CMakeCXXCompilerABI.cpp.o] ==> ignore
    arg [-lstdc++] ==> lib [stdc++]
    arg [-lm] ==> lib [m]
    arg [-lgcc_s] ==> lib [gcc_s]
    arg [-lgcc] ==> lib [gcc]
    arg [-lc] ==> lib [c]
    arg [-lgcc_s] ==> lib [gcc_s]
    arg [-lgcc] ==> lib [gcc]
    arg [/nvmedata/autobuild/instance-4/output-1/host/opt/ext-toolchain/bin/../lib/gcc/x86_64-buildroot-linux-uclibc/8.3.0/crtend.o] ==> ignore
    arg [/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot/usr/lib/../lib64/crtn.o] ==> ignore
  collapse library dir [/nvmedata/autobuild/instance-4/output-1/host/opt/ext-toolchain/bin/../lib/gcc/x86_64-buildroot-linux-uclibc/8.3.0] ==> [/nvmedata/autobuild/instance-4/output-1/host/opt/ext-toolchain/lib/gcc/x86_64-buildroot-linux-uclibc/8.3.0]
  collapse library dir [/nvmedata/autobuild/instance-4/output-1/host/opt/ext-toolchain/bin/../lib/gcc] ==> [/nvmedata/autobuild/instance-4/output-1/host/opt/ext-toolchain/lib/gcc]
  collapse library dir [/nvmedata/autobuild/instance-4/output-1/host/opt/ext-toolchain/bin/../lib/gcc/x86_64-buildroot-linux-uclibc/8.3.0/../../../../x86_64-buildroot-linux-uclibc/lib/../lib64] ==> [/nvmedata/autobuild/instance-4/output-1/host/opt/ext-toolchain/x86_64-buildroot-linux-uclibc/lib64]
  collapse library dir [/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot/lib/../lib64] ==> [/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot/lib64]
  collapse library dir [/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot/usr/lib/../lib64] ==> [/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot/usr/lib64]
  collapse library dir [/nvmedata/autobuild/instance-4/output-1/host/opt/ext-toolchain/bin/../lib/gcc/x86_64-buildroot-linux-uclibc/8.3.0/../../../../x86_64-buildroot-linux-uclibc/lib] ==> [/nvmedata/autobuild/instance-4/output-1/host/opt/ext-toolchain/x86_64-buildroot-linux-uclibc/lib]
  collapse library dir [/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot/lib] ==> [/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot/lib]
  collapse library dir [/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot/usr/lib] ==> [/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot/usr/lib]
  implicit libs: [stdc++;m;gcc_s;gcc;c;gcc_s;gcc]
  implicit dirs: [/nvmedata/autobuild/instance-4/output-1/host/opt/ext-toolchain/lib/gcc/x86_64-buildroot-linux-uclibc/8.3.0;/nvmedata/autobuild/instance-4/output-1/host/opt/ext-toolchain/lib/gcc;/nvmedata/autobuild/instance-4/output-1/host/opt/ext-toolchain/x86_64-buildroot-linux-uclibc/lib64;/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot/lib64;/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot/usr/lib64;/nvmedata/autobuild/instance-4/output-1/host/opt/ext-toolchain/x86_64-buildroot-linux-uclibc/lib;/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot/lib;/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot/usr/lib]
  implicit fwks: []




Detecting CXX [-std=c++2a] compiler features compiled with the following output:
Change Dir: /nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/make" "cmTC_347f0/fast"
make[1]: Entering directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_347f0.dir/build.make CMakeFiles/cmTC_347f0.dir/build
make[2]: Entering directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp'
Building CXX object CMakeFiles/cmTC_347f0.dir/feature_tests.cxx.o
/nvmedata/autobuild/instance-4/output-1/host/bin/x86_64-linux-g++ --sysroot=/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot    -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os   -DNDEBUG   -std=c++2a -o CMakeFiles/cmTC_347f0.dir/feature_tests.cxx.o -c /nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/feature_tests.cxx
Linking CXX executable cmTC_347f0
/usr/bin/cmake -E cmake_link_script CMakeFiles/cmTC_347f0.dir/link.txt --verbose=1
/nvmedata/autobuild/instance-4/output-1/host/bin/x86_64-linux-g++ --sysroot=/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot  -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os   -DNDEBUG    CMakeFiles/cmTC_347f0.dir/feature_tests.cxx.o  -o cmTC_347f0 
make[2]: Leaving directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp'
make[1]: Leaving directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/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: /nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/make" "cmTC_c5584/fast"
make[1]: Entering directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_c5584.dir/build.make CMakeFiles/cmTC_c5584.dir/build
make[2]: Entering directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp'
Building CXX object CMakeFiles/cmTC_c5584.dir/feature_tests.cxx.o
/nvmedata/autobuild/instance-4/output-1/host/bin/x86_64-linux-g++ --sysroot=/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot    -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os   -DNDEBUG   -std=c++17 -o CMakeFiles/cmTC_c5584.dir/feature_tests.cxx.o -c /nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/feature_tests.cxx
Linking CXX executable cmTC_c5584
/usr/bin/cmake -E cmake_link_script CMakeFiles/cmTC_c5584.dir/link.txt --verbose=1
/nvmedata/autobuild/instance-4/output-1/host/bin/x86_64-linux-g++ --sysroot=/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot  -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os   -DNDEBUG    CMakeFiles/cmTC_c5584.dir/feature_tests.cxx.o  -o cmTC_c5584 
make[2]: Leaving directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp'
make[1]: Leaving directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/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: /nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/make" "cmTC_d27d0/fast"
make[1]: Entering directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_d27d0.dir/build.make CMakeFiles/cmTC_d27d0.dir/build
make[2]: Entering directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp'
Building CXX object CMakeFiles/cmTC_d27d0.dir/feature_tests.cxx.o
/nvmedata/autobuild/instance-4/output-1/host/bin/x86_64-linux-g++ --sysroot=/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot    -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os   -DNDEBUG   -std=c++14 -o CMakeFiles/cmTC_d27d0.dir/feature_tests.cxx.o -c /nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/feature_tests.cxx
Linking CXX executable cmTC_d27d0
/usr/bin/cmake -E cmake_link_script CMakeFiles/cmTC_d27d0.dir/link.txt --verbose=1
/nvmedata/autobuild/instance-4/output-1/host/bin/x86_64-linux-g++ --sysroot=/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot  -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os   -DNDEBUG    CMakeFiles/cmTC_d27d0.dir/feature_tests.cxx.o  -o cmTC_d27d0 
make[2]: Leaving directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp'
make[1]: Leaving directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/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: /nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/make" "cmTC_a8959/fast"
make[1]: Entering directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_a8959.dir/build.make CMakeFiles/cmTC_a8959.dir/build
make[2]: Entering directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp'
Building CXX object CMakeFiles/cmTC_a8959.dir/feature_tests.cxx.o
/nvmedata/autobuild/instance-4/output-1/host/bin/x86_64-linux-g++ --sysroot=/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot    -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os   -DNDEBUG   -std=c++11 -o CMakeFiles/cmTC_a8959.dir/feature_tests.cxx.o -c /nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/feature_tests.cxx
Linking CXX executable cmTC_a8959
/usr/bin/cmake -E cmake_link_script CMakeFiles/cmTC_a8959.dir/link.txt --verbose=1
/nvmedata/autobuild/instance-4/output-1/host/bin/x86_64-linux-g++ --sysroot=/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot  -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os   -DNDEBUG    CMakeFiles/cmTC_a8959.dir/feature_tests.cxx.o  -o cmTC_a8959 
make[2]: Leaving directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp'
make[1]: Leaving directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/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: /nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/make" "cmTC_23c70/fast"
make[1]: Entering directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_23c70.dir/build.make CMakeFiles/cmTC_23c70.dir/build
make[2]: Entering directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp'
Building CXX object CMakeFiles/cmTC_23c70.dir/feature_tests.cxx.o
/nvmedata/autobuild/instance-4/output-1/host/bin/x86_64-linux-g++ --sysroot=/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot    -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os   -DNDEBUG   -std=c++98 -o CMakeFiles/cmTC_23c70.dir/feature_tests.cxx.o -c /nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/feature_tests.cxx
Linking CXX executable cmTC_23c70
/usr/bin/cmake -E cmake_link_script CMakeFiles/cmTC_23c70.dir/link.txt --verbose=1
/nvmedata/autobuild/instance-4/output-1/host/bin/x86_64-linux-g++ --sysroot=/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot  -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os   -DNDEBUG    CMakeFiles/cmTC_23c70.dir/feature_tests.cxx.o  -o cmTC_23c70 
make[2]: Leaving directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp'
make[1]: Leaving directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/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: CXX_FEATURE:0cxx_default_function_template_args
    Feature record: CXX_FEATURE:0cxx_defaulted_functions
    Feature record: CXX_FEATURE:0cxx_defaulted_move_initializers
    Feature record: CXX_FEATURE:0cxx_delegating_constructors
    Feature record: CXX_FEATURE:0cxx_deleted_functions
    Feature record: CXX_FEATURE:0cxx_digit_separators
    Feature record: CXX_FEATURE:0cxx_enum_forward_declarations
    Feature record: CXX_FEATURE:0cxx_explicit_conversions
    Feature record: CXX_FEATURE:0cxx_extended_friend_declarations
    Feature record: CXX_FEATURE:0cxx_extern_templates
    Feature record: CXX_FEATURE:0cxx_final
    Feature record: CXX_FEATURE:0cxx_func_identifier
    Feature record: CXX_FEATURE:0cxx_generalized_initializers
    Feature record: CXX_FEATURE:0cxx_generic_lambdas
    Feature record: CXX_FEATURE:0cxx_inheriting_constructors
    Feature record: CXX_FEATURE:0cxx_inline_namespaces
    Feature record: CXX_FEATURE:0cxx_lambdas
    Feature record: CXX_FEATURE:0cxx_lambda_init_captures
    Feature record: CXX_FEATURE:0cxx_local_type_template_args
    Feature record: CXX_FEATURE:0cxx_long_long_type
    Feature record: CXX_FEATURE:0cxx_noexcept
    Feature record: CXX_FEATURE:0cxx_nonstatic_member_init
    Feature record: CXX_FEATURE:0cxx_nullptr
    Feature record: CXX_FEATURE:0cxx_override
    Feature record: CXX_FEATURE:0cxx_range_for
    Feature record: CXX_FEATURE:0cxx_raw_string_literals
    Feature record: CXX_FEATURE:0cxx_reference_qualified_functions
    Feature record: CXX_FEATURE:0cxx_relaxed_constexpr
    Feature record: CXX_FEATURE:0cxx_return_type_deduction
    Feature record: CXX_FEATURE:0cxx_right_angle_brackets
    Feature record: CXX_FEATURE:0cxx_rvalue_references
    Feature record: CXX_FEATURE:0cxx_sizeof_member
    Feature record: CXX_FEATURE:0cxx_static_assert
    Feature record: CXX_FEATURE:0cxx_strong_enums
    Feature record: CXX_FEATURE:1cxx_template_template_parameters
    Feature record: CXX_FEATURE:0cxx_thread_local
    Feature record: CXX_FEATURE:0cxx_trailing_return_types
    Feature record: CXX_FEATURE:0cxx_unicode_literals
    Feature record: CXX_FEATURE:0cxx_uniform_initialization
    Feature record: CXX_FEATURE:0cxx_unrestricted_unions
    Feature record: CXX_FEATURE:0cxx_user_literals
    Feature record: CXX_FEATURE:0cxx_variable_templates
    Feature record: CXX_FEATURE:0cxx_variadic_macros
    Feature record: CXX_FEATURE:0cxx_variadic_templates
Determining if the C compiler works passed with the following output:
Change Dir: /nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/make" "cmTC_0534f/fast"
make[1]: Entering directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_0534f.dir/build.make CMakeFiles/cmTC_0534f.dir/build
make[2]: Entering directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp'
Building C object CMakeFiles/cmTC_0534f.dir/testCCompiler.c.o
/nvmedata/autobuild/instance-4/output-1/host/bin/x86_64-linux-gcc --sysroot=/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os   -DNDEBUG   -o CMakeFiles/cmTC_0534f.dir/testCCompiler.c.o   -c /nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp/testCCompiler.c
Linking C executable cmTC_0534f
/usr/bin/cmake -E cmake_link_script CMakeFiles/cmTC_0534f.dir/link.txt --verbose=1
/nvmedata/autobuild/instance-4/output-1/host/bin/x86_64-linux-gcc --sysroot=/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os   -DNDEBUG    CMakeFiles/cmTC_0534f.dir/testCCompiler.c.o  -o cmTC_0534f 
make[2]: Leaving directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp'
make[1]: Leaving directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp'


Detecting C compiler ABI info compiled with the following output:
Change Dir: /nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/make" "cmTC_16f2e/fast"
make[1]: Entering directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_16f2e.dir/build.make CMakeFiles/cmTC_16f2e.dir/build
make[2]: Entering directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp'
Building C object CMakeFiles/cmTC_16f2e.dir/CMakeCCompilerABI.c.o
/nvmedata/autobuild/instance-4/output-1/host/bin/x86_64-linux-gcc --sysroot=/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os   -DNDEBUG   -o CMakeFiles/cmTC_16f2e.dir/CMakeCCompilerABI.c.o   -c /usr/share/cmake-3.13/Modules/CMakeCCompilerABI.c
Linking C executable cmTC_16f2e
/usr/bin/cmake -E cmake_link_script CMakeFiles/cmTC_16f2e.dir/link.txt --verbose=1
/nvmedata/autobuild/instance-4/output-1/host/bin/x86_64-linux-gcc --sysroot=/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os   -DNDEBUG   -v CMakeFiles/cmTC_16f2e.dir/CMakeCCompilerABI.c.o  -o cmTC_16f2e 
Using built-in specs.
COLLECT_GCC=/nvmedata/autobuild/instance-4/output-1/host/opt/ext-toolchain/bin/x86_64-linux-gcc.br_real
COLLECT_LTO_WRAPPER=/nvmedata/autobuild/instance-4/output-1/host/opt/ext-toolchain/bin/../libexec/gcc/x86_64-buildroot-linux-uclibc/8.3.0/lto-wrapper
Target: x86_64-buildroot-linux-uclibc
Configured with: ./configure --prefix=/opt/br-x86-64-core2-full-2019.11 --sysconfdir=/opt/br-x86-64-core2-full-2019.11/etc --enable-static --target=x86_64-buildroot-linux-uclibc --with-sysroot=/opt/br-x86-64-core2-full-2019.11/x86_64-buildroot-linux-uclibc/sysroot --enable-__cxa_atexit --with-gnu-ld --disable-libssp --disable-multilib --disable-decimal-float --with-gmp=/opt/br-x86-64-core2-full-2019.11 --with-mpc=/opt/br-x86-64-core2-full-2019.11 --with-mpfr=/opt/br-x86-64-core2-full-2019.11 --with-pkgversion='Buildroot 2019.11' --with-bugurl=http://bugs.buildroot.net/ --enable-libquadmath --disable-libsanitizer --enable-tls --enable-threads --without-isl --without-cloog --with-arch=nocona --enable-languages=c,c++ --with-build-time-tools=/opt/br-x86-64-core2-full-2019.11/x86_64-buildroot-linux-uclibc/bin --enable-shared --disable-libgomp
Thread model: posix
gcc version 8.3.0 (Buildroot 2019.11) 
COMPILER_PATH=/nvmedata/autobuild/instance-4/output-1/host/opt/ext-toolchain/bin/../libexec/gcc/x86_64-buildroot-linux-uclibc/8.3.0/:/nvmedata/autobuild/instance-4/output-1/host/opt/ext-toolchain/bin/../libexec/gcc/:/nvmedata/autobuild/instance-4/output-1/host/opt/ext-toolchain/bin/../lib/gcc/x86_64-buildroot-linux-uclibc/8.3.0/../../../../x86_64-buildroot-linux-uclibc/bin/
LIBRARY_PATH=/nvmedata/autobuild/instance-4/output-1/host/opt/ext-toolchain/bin/../lib/gcc/x86_64-buildroot-linux-uclibc/8.3.0/:/nvmedata/autobuild/instance-4/output-1/host/opt/ext-toolchain/bin/../lib/gcc/:/nvmedata/autobuild/instance-4/output-1/host/opt/ext-toolchain/bin/../lib/gcc/x86_64-buildroot-linux-uclibc/8.3.0/../../../../x86_64-buildroot-linux-uclibc/lib/../lib64/:/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot/lib/../lib64/:/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot/usr/lib/../lib64/:/nvmedata/autobuild/instance-4/output-1/host/opt/ext-toolchain/bin/../lib/gcc/x86_64-buildroot-linux-uclibc/8.3.0/../../../../x86_64-buildroot-linux-uclibc/lib/:/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot/lib/:/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot/usr/lib/
COLLECT_GCC_OPTIONS='-m64' '-march=core2' '-D' '_LARGEFILE_SOURCE' '-D' '_LARGEFILE64_SOURCE' '-D' '_FILE_OFFSET_BITS=64' '-Os' '-D' 'NDEBUG' '-v' '-o' 'cmTC_16f2e'
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Detecting C [-std=c11] compiler features compiled with the following output:
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Run Build Command:"/usr/bin/make" "cmTC_b289b/fast"
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make[2]: Entering directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp'
Building C object CMakeFiles/cmTC_b289b.dir/feature_tests.c.o
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Linking C executable cmTC_b289b
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make[2]: Leaving directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp'
make[1]: Leaving directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/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: /nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/make" "cmTC_21d87/fast"
make[1]: Entering directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_21d87.dir/build.make CMakeFiles/cmTC_21d87.dir/build
make[2]: Entering directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp'
Building C object CMakeFiles/cmTC_21d87.dir/feature_tests.c.o
/nvmedata/autobuild/instance-4/output-1/host/bin/x86_64-linux-gcc --sysroot=/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os   -DNDEBUG   -std=c99 -o CMakeFiles/cmTC_21d87.dir/feature_tests.c.o   -c /nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/feature_tests.c
Linking C executable cmTC_21d87
/usr/bin/cmake -E cmake_link_script CMakeFiles/cmTC_21d87.dir/link.txt --verbose=1
/nvmedata/autobuild/instance-4/output-1/host/bin/x86_64-linux-gcc --sysroot=/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os   -DNDEBUG    CMakeFiles/cmTC_21d87.dir/feature_tests.c.o  -o cmTC_21d87 
make[2]: Leaving directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp'
make[1]: Leaving directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/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: /nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/make" "cmTC_4d721/fast"
make[1]: Entering directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_4d721.dir/build.make CMakeFiles/cmTC_4d721.dir/build
make[2]: Entering directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp'
Building C object CMakeFiles/cmTC_4d721.dir/feature_tests.c.o
/nvmedata/autobuild/instance-4/output-1/host/bin/x86_64-linux-gcc --sysroot=/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os   -DNDEBUG   -std=c90 -o CMakeFiles/cmTC_4d721.dir/feature_tests.c.o   -c /nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/feature_tests.c
Linking C executable cmTC_4d721
/usr/bin/cmake -E cmake_link_script CMakeFiles/cmTC_4d721.dir/link.txt --verbose=1
/nvmedata/autobuild/instance-4/output-1/host/bin/x86_64-linux-gcc --sysroot=/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os   -DNDEBUG    CMakeFiles/cmTC_4d721.dir/feature_tests.c.o  -o cmTC_4d721 
make[2]: Leaving directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp'
make[1]: Leaving directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/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: /nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/make" "cmTC_de3f2/fast"
make[1]: Entering directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_de3f2.dir/build.make CMakeFiles/cmTC_de3f2.dir/build
make[2]: Entering directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp'
Building C object CMakeFiles/cmTC_de3f2.dir/CheckIncludeFile.c.o
/nvmedata/autobuild/instance-4/output-1/host/bin/x86_64-linux-gcc --sysroot=/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os   -DNDEBUG   -o CMakeFiles/cmTC_de3f2.dir/CheckIncludeFile.c.o   -c /nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp/CheckIncludeFile.c
Linking C executable cmTC_de3f2
/usr/bin/cmake -E cmake_link_script CMakeFiles/cmTC_de3f2.dir/link.txt --verbose=1
/nvmedata/autobuild/instance-4/output-1/host/bin/x86_64-linux-gcc --sysroot=/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os   -DNDEBUG    CMakeFiles/cmTC_de3f2.dir/CheckIncludeFile.c.o  -o cmTC_de3f2 
make[2]: Leaving directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp'
make[1]: Leaving directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp'


Determining if the pthread_create exist passed with the following output:
Change Dir: /nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/make" "cmTC_f1474/fast"
make[1]: Entering directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_f1474.dir/build.make CMakeFiles/cmTC_f1474.dir/build
make[2]: Entering directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp'
Building C object CMakeFiles/cmTC_f1474.dir/CheckSymbolExists.c.o
/nvmedata/autobuild/instance-4/output-1/host/bin/x86_64-linux-gcc --sysroot=/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os   -DNDEBUG   -o CMakeFiles/cmTC_f1474.dir/CheckSymbolExists.c.o   -c /nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp/CheckSymbolExists.c
Linking C executable cmTC_f1474
/usr/bin/cmake -E cmake_link_script CMakeFiles/cmTC_f1474.dir/link.txt --verbose=1
/nvmedata/autobuild/instance-4/output-1/host/bin/x86_64-linux-gcc --sysroot=/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os   -DNDEBUG    CMakeFiles/cmTC_f1474.dir/CheckSymbolExists.c.o  -o cmTC_f1474 
make[2]: Leaving directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp'
make[1]: Leaving directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp'

File /nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp/CheckSymbolExists.c:
/* */
#include <pthread.h>

int main(int argc, char** argv)
{
  (void)argv;
#ifndef pthread_create
  return ((int*)(&pthread_create))[argc];
#else
  (void)argc;
  return 0;
#endif
}

Performing C++ SOURCE FILE Test HAVE_CLOCK_GETTIME succeeded with the following output:
Change Dir: /nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/make" "cmTC_f2f82/fast"
make[1]: Entering directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_f2f82.dir/build.make CMakeFiles/cmTC_f2f82.dir/build
make[2]: Entering directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp'
Building CXX object CMakeFiles/cmTC_f2f82.dir/src.cxx.o
/nvmedata/autobuild/instance-4/output-1/host/bin/x86_64-linux-g++ --sysroot=/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot    -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DHAVE_CLOCK_GETTIME  -DNDEBUG   -std=gnu++11 -o CMakeFiles/cmTC_f2f82.dir/src.cxx.o -c /nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp/src.cxx
Linking CXX executable cmTC_f2f82
/usr/bin/cmake -E cmake_link_script CMakeFiles/cmTC_f2f82.dir/link.txt --verbose=1
/nvmedata/autobuild/instance-4/output-1/host/bin/x86_64-linux-g++ --sysroot=/nvmedata/autobuild/instance-4/output-1/host/x86_64-buildroot-linux-uclibc/sysroot  -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DHAVE_CLOCK_GETTIME  -DNDEBUG    CMakeFiles/cmTC_f2f82.dir/src.cxx.o  -o cmTC_f2f82 -lrt 
make[2]: Leaving directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp'
make[1]: Leaving directory '/nvmedata/autobuild/instance-4/output-1/build/gr-osmosdr-46698a67e7e06419eefaf45c95129c0c12669045/buildroot-build/CMakeFiles/CMakeTmp'

Source file was:

    #include <ctime>
    int main(){
        timespec ts;
        return clock_gettime(CLOCK_MONOTONIC, &ts);
    }