Compilation failed:
    source file: '/tmp/instance-3/output-1/build/opencv3-3.4.9/cmake/checks/cxx11.cpp'
    check option: ''
===== BUILD LOG =====
Change Dir: /tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/make" "cmTC_9b37e/fast"
make[1]: Entering directory '/tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_9b37e.dir/build.make CMakeFiles/cmTC_9b37e.dir/build
make[2]: Entering directory '/tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
Building CXX object CMakeFiles/cmTC_9b37e.dir/cxx11.cpp.o
/tmp/instance-3/output-1/host/bin/arm-none-linux-gnueabi-g++ --sysroot=/tmp/instance-3/output-1/host/arm-buildroot-linux-gnueabi/sysroot    -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -DCV__EXCEPTION_PTR=0   -DNDEBUG -fPIE   -o CMakeFiles/cmTC_9b37e.dir/cxx11.cpp.o -c /tmp/instance-3/output-1/build/opencv3-3.4.9/cmake/checks/cxx11.cpp
/tmp/instance-3/output-1/build/opencv3-3.4.9/cmake/checks/cxx11.cpp:4:2: error: #error "C++11 is not supported"
 #error "C++11 is not supported"
  ^
/tmp/instance-3/output-1/build/opencv3-3.4.9/cmake/checks/cxx11.cpp: In function 'int main()':
/tmp/instance-3/output-1/build/opencv3-3.4.9/cmake/checks/cxx11.cpp:11:10: error: 'res' does not name a type
     auto res = test();
          ^
/tmp/instance-3/output-1/build/opencv3-3.4.9/cmake/checks/cxx11.cpp:12:12: error: 'res' was not declared in this scope
     return res;
            ^
make[2]: *** [CMakeFiles/cmTC_9b37e.dir/build.make:66: CMakeFiles/cmTC_9b37e.dir/cxx11.cpp.o] Error 1
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Build output check failed:
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Compilation failed:
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===== BUILD LOG =====
Change Dir: /tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/make" "cmTC_18c3f/fast"
make[1]: Entering directory '/tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_18c3f.dir/build.make CMakeFiles/cmTC_18c3f.dir/build
make[2]: Entering directory '/tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
Building CXX object CMakeFiles/cmTC_18c3f.dir/src.cxx.o
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cc1plus: warning: command line option '-Wmissing-prototypes' is valid for C/ObjC but not for C++ [enabled by default]
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Linking CXX executable cmTC_18c3f
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Build output check failed:
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Compilation failed:
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    check option: ' -fsigned-char -ffast-math -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations  -Wstrict-prototypes'
===== BUILD LOG =====
Change Dir: /tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/make" "cmTC_dab93/fast"
make[1]: Entering directory '/tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_dab93.dir/build.make CMakeFiles/cmTC_dab93.dir/build
make[2]: Entering directory '/tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
Building CXX object CMakeFiles/cmTC_dab93.dir/src.cxx.o
/tmp/instance-3/output-1/host/bin/arm-none-linux-gnueabi-g++ --sysroot=/tmp/instance-3/output-1/host/arm-buildroot-linux-gnueabi/sysroot    -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -DCV__EXCEPTION_PTR=0   -DNDEBUG -fPIE   -fsigned-char -ffast-math -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wstrict-prototypes -o CMakeFiles/cmTC_dab93.dir/src.cxx.o -c /tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/src.cxx
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Linking CXX executable cmTC_dab93
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Build output check failed:
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    Output line: 'cc1: warning: command line option '-Wsign-promo' is valid for C++/ObjC++ but not for C [enabled by default]'
Compilation failed:
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    check option: ' -fsigned-char -ffast-math -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow  -Wsign-promo'
===== BUILD LOG =====
Change Dir: /tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/make" "cmTC_66a9d/fast"
make[1]: Entering directory '/tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_66a9d.dir/build.make CMakeFiles/cmTC_66a9d.dir/build
make[2]: Entering directory '/tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
Building C object CMakeFiles/cmTC_66a9d.dir/src.c.o
/tmp/instance-3/output-1/host/bin/arm-none-linux-gnueabi-gcc --sysroot=/tmp/instance-3/output-1/host/arm-buildroot-linux-gnueabi/sysroot   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os   -DNDEBUG -fPIE   -fsigned-char -ffast-math -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -o CMakeFiles/cmTC_66a9d.dir/src.c.o   -c /tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/src.c
cc1: warning: command line option '-Wsign-promo' is valid for C++/ObjC++ but not for C [enabled by default]
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Linking C executable cmTC_66a9d
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/tmp/instance-3/output-1/host/bin/arm-none-linux-gnueabi-gcc --sysroot=/tmp/instance-3/output-1/host/arm-buildroot-linux-gnueabi/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os   -DNDEBUG    CMakeFiles/cmTC_66a9d.dir/src.c.o  -o cmTC_66a9d 
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Build output check failed:
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    Output line: 'cc1: warning: command line option '-Wno-delete-non-virtual-dtor' is valid for C++/ObjC++ but not for C [enabled by default]'
Compilation failed:
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    check option: ' -fsigned-char -ffast-math -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wuninitialized -Winit-self  -Wno-delete-non-virtual-dtor'
===== BUILD LOG =====
Change Dir: /tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/make" "cmTC_bbe38/fast"
make[1]: Entering directory '/tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_bbe38.dir/build.make CMakeFiles/cmTC_bbe38.dir/build
make[2]: Entering directory '/tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
Building C object CMakeFiles/cmTC_bbe38.dir/src.c.o
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cc1: warning: command line option '-Wno-delete-non-virtual-dtor' is valid for C++/ObjC++ but not for C [enabled by default]
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    Output line: 'cc1plus: warning: unrecognized command line option "-Wno-unnamed-type-template-args" [enabled by default]'
Compilation failed:
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===== BUILD LOG =====
Change Dir: /tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/make" "cmTC_f46fc/fast"
make[1]: Entering directory '/tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
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Building CXX object CMakeFiles/cmTC_f46fc.dir/src.cxx.o
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/tmp/instance-3/output-1/host/bin/arm-none-linux-gnueabi-g++ --sysroot=/tmp/instance-3/output-1/host/arm-buildroot-linux-gnueabi/sysroot  -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -DCV__EXCEPTION_PTR=0   -DNDEBUG    CMakeFiles/cmTC_f46fc.dir/src.cxx.o  -o cmTC_f46fc 
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    Output line: 'cc1: warning: unrecognized command line option "-Wno-unnamed-type-template-args" [enabled by default]'
Compilation failed:
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make[1]: Entering directory '/tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
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make[2]: Entering directory '/tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
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Linking C executable cmTC_1890a
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    check option: ''
===== BUILD LOG =====
Change Dir: /tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/make" "cmTC_14961/fast"
make[1]: Entering directory '/tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_14961.dir/build.make CMakeFiles/cmTC_14961.dir/build
make[2]: Entering directory '/tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
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/tmp/instance-3/output-1/build/opencv3-3.4.9/cmake/checks/cpu_neon.cpp:24:2: error: #error "NEON is not supported"
 #error "NEON is not supported"
  ^
/tmp/instance-3/output-1/build/opencv3-3.4.9/cmake/checks/cpu_neon.cpp:13:30: error: 'uint8x16_t' does not name a type
 void test_aliased_type(const uint8x16_t& a) { }
                              ^
/tmp/instance-3/output-1/build/opencv3-3.4.9/cmake/checks/cpu_neon.cpp:13:42: error: ISO C++ forbids declaration of 'a' with no type [-fpermissive]
 void test_aliased_type(const uint8x16_t& a) { }
                                          ^
/tmp/instance-3/output-1/build/opencv3-3.4.9/cmake/checks/cpu_neon.cpp:14:30: error: 'int8x16_t' does not name a type
 void test_aliased_type(const int8x16_t& a) { }
                              ^
/tmp/instance-3/output-1/build/opencv3-3.4.9/cmake/checks/cpu_neon.cpp:14:41: error: ISO C++ forbids declaration of 'a' with no type [-fpermissive]
 void test_aliased_type(const int8x16_t& a) { }
                                         ^
/tmp/instance-3/output-1/build/opencv3-3.4.9/cmake/checks/cpu_neon.cpp: In function 'void test_aliased_type(const int&)':
/tmp/instance-3/output-1/build/opencv3-3.4.9/cmake/checks/cpu_neon.cpp:14:6: error: redefinition of 'void test_aliased_type(const int&)'
 void test_aliased_type(const int8x16_t& a) { }
      ^
/tmp/instance-3/output-1/build/opencv3-3.4.9/cmake/checks/cpu_neon.cpp:13:6: error: 'void test_aliased_type(const int&)' previously defined here
 void test_aliased_type(const uint8x16_t& a) { }
      ^
/tmp/instance-3/output-1/build/opencv3-3.4.9/cmake/checks/cpu_neon.cpp: In function 'int main()':
/tmp/instance-3/output-1/build/opencv3-3.4.9/cmake/checks/cpu_neon.cpp:29:23: error: 'test' was not declared in this scope
   printf("%d\n", test());
                       ^
make[2]: *** [CMakeFiles/cmTC_14961.dir/build.make:66: CMakeFiles/cmTC_14961.dir/cpu_neon.cpp.o] Error 1
make[2]: Leaving directory '/tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
make[1]: *** [Makefile:121: cmTC_14961/fast] Error 2
make[1]: Leaving directory '/tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'

===== END =====

Compilation failed:
    source file: '/tmp/instance-3/output-1/build/opencv3-3.4.9/cmake/checks/cpu_neon.cpp'
    check option: ' -mfpu=neon'
===== BUILD LOG =====
Change Dir: /tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/make" "cmTC_4f0b5/fast"
make[1]: Entering directory '/tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_4f0b5.dir/build.make CMakeFiles/cmTC_4f0b5.dir/build
make[2]: Entering directory '/tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
Building CXX object CMakeFiles/cmTC_4f0b5.dir/cpu_neon.cpp.o
/tmp/instance-3/output-1/host/bin/arm-none-linux-gnueabi-g++ --sysroot=/tmp/instance-3/output-1/host/arm-buildroot-linux-gnueabi/sysroot    -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -DCV__EXCEPTION_PTR=0   -DNDEBUG -fPIE   -mfpu=neon -o CMakeFiles/cmTC_4f0b5.dir/cpu_neon.cpp.o -c /tmp/instance-3/output-1/build/opencv3-3.4.9/cmake/checks/cpu_neon.cpp
/tmp/instance-3/output-1/build/opencv3-3.4.9/cmake/checks/cpu_neon.cpp:24:2: error: #error "NEON is not supported"
 #error "NEON is not supported"
  ^
/tmp/instance-3/output-1/build/opencv3-3.4.9/cmake/checks/cpu_neon.cpp:13:30: error: 'uint8x16_t' does not name a type
 void test_aliased_type(const uint8x16_t& a) { }
                              ^
/tmp/instance-3/output-1/build/opencv3-3.4.9/cmake/checks/cpu_neon.cpp:13:42: error: ISO C++ forbids declaration of 'a' with no type [-fpermissive]
 void test_aliased_type(const uint8x16_t& a) { }
                                          ^
/tmp/instance-3/output-1/build/opencv3-3.4.9/cmake/checks/cpu_neon.cpp:14:30: error: 'int8x16_t' does not name a type
 void test_aliased_type(const int8x16_t& a) { }
                              ^
/tmp/instance-3/output-1/build/opencv3-3.4.9/cmake/checks/cpu_neon.cpp:14:41: error: ISO C++ forbids declaration of 'a' with no type [-fpermissive]
 void test_aliased_type(const int8x16_t& a) { }
                                         ^
/tmp/instance-3/output-1/build/opencv3-3.4.9/cmake/checks/cpu_neon.cpp: In function 'void test_aliased_type(const int&)':
/tmp/instance-3/output-1/build/opencv3-3.4.9/cmake/checks/cpu_neon.cpp:14:6: error: redefinition of 'void test_aliased_type(const int&)'
 void test_aliased_type(const int8x16_t& a) { }
      ^
/tmp/instance-3/output-1/build/opencv3-3.4.9/cmake/checks/cpu_neon.cpp:13:6: error: 'void test_aliased_type(const int&)' previously defined here
 void test_aliased_type(const uint8x16_t& a) { }
      ^
/tmp/instance-3/output-1/build/opencv3-3.4.9/cmake/checks/cpu_neon.cpp: In function 'int main()':
/tmp/instance-3/output-1/build/opencv3-3.4.9/cmake/checks/cpu_neon.cpp:29:23: error: 'test' was not declared in this scope
   printf("%d\n", test());
                       ^
make[2]: *** [CMakeFiles/cmTC_4f0b5.dir/build.make:66: CMakeFiles/cmTC_4f0b5.dir/cpu_neon.cpp.o] Error 1
make[2]: Leaving directory '/tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
make[1]: *** [Makefile:121: cmTC_4f0b5/fast] Error 2
make[1]: Leaving directory '/tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'

===== END =====

Compilation failed:
    source file: '/tmp/instance-3/output-1/build/opencv3-3.4.9/cmake/checks/cpu_fp16.cpp'
    check option: ''
===== BUILD LOG =====
Change Dir: /tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/make" "cmTC_792c0/fast"
make[1]: Entering directory '/tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_792c0.dir/build.make CMakeFiles/cmTC_792c0.dir/build
make[2]: Entering directory '/tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
Building CXX object CMakeFiles/cmTC_792c0.dir/cpu_fp16.cpp.o
/tmp/instance-3/output-1/host/bin/arm-none-linux-gnueabi-g++ --sysroot=/tmp/instance-3/output-1/host/arm-buildroot-linux-gnueabi/sysroot    -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -DCV__EXCEPTION_PTR=0   -DNDEBUG -fPIE   -o CMakeFiles/cmTC_792c0.dir/cpu_fp16.cpp.o -c /tmp/instance-3/output-1/build/opencv3-3.4.9/cmake/checks/cpu_fp16.cpp
In file included from /tmp/instance-3/output-1/build/opencv3-3.4.9/cmake/checks/cpu_fp16.cpp:15:0:
/tmp/instance-3/output-1/host/opt/ext-toolchain/lib/gcc/arm-none-linux-gnueabi/4.8.3/include/arm_neon.h:32:2: error: #error You must enable NEON instructions (e.g. -mfloat-abi=softfp -mfpu=neon) to use arm_neon.h
 #error You must enable NEON instructions (e.g. -mfloat-abi=softfp -mfpu=neon) to use arm_neon.h
  ^
/tmp/instance-3/output-1/build/opencv3-3.4.9/cmake/checks/cpu_fp16.cpp: In function 'int test()':
/tmp/instance-3/output-1/build/opencv3-3.4.9/cmake/checks/cpu_fp16.cpp:20:5: error: 'float32x4_t' was not declared in this scope
     float32x4_t v_src = *(float32x4_t*)src;
     ^
/tmp/instance-3/output-1/build/opencv3-3.4.9/cmake/checks/cpu_fp16.cpp:20:17: error: expected ';' before 'v_src'
     float32x4_t v_src = *(float32x4_t*)src;
                 ^
/tmp/instance-3/output-1/build/opencv3-3.4.9/cmake/checks/cpu_fp16.cpp:21:5: error: 'float16x4_t' was not declared in this scope
     float16x4_t v_dst = vcvt_f16_f32(v_src);
     ^
/tmp/instance-3/output-1/build/opencv3-3.4.9/cmake/checks/cpu_fp16.cpp:21:17: error: expected ';' before 'v_dst'
     float16x4_t v_dst = vcvt_f16_f32(v_src);
                 ^
/tmp/instance-3/output-1/build/opencv3-3.4.9/cmake/checks/cpu_fp16.cpp:22:19: error: expected primary-expression before ')' token
     *(float16x4_t*)dst = v_dst;
                   ^
/tmp/instance-3/output-1/build/opencv3-3.4.9/cmake/checks/cpu_fp16.cpp:22:20: error: expected ';' before 'dst'
     *(float16x4_t*)dst = v_dst;
                    ^
make[2]: *** [CMakeFiles/cmTC_792c0.dir/build.make:66: CMakeFiles/cmTC_792c0.dir/cpu_fp16.cpp.o] Error 1
make[2]: Leaving directory '/tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
make[1]: *** [Makefile:121: cmTC_792c0/fast] Error 2
make[1]: Leaving directory '/tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'

===== END =====

Compilation failed:
    source file: '/tmp/instance-3/output-1/build/opencv3-3.4.9/cmake/checks/cpu_fp16.cpp'
    check option: ' -mfpu=neon-fp16 -mfp16-format=ieee'
===== BUILD LOG =====
Change Dir: /tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/make" "cmTC_77d0f/fast"
make[1]: Entering directory '/tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_77d0f.dir/build.make CMakeFiles/cmTC_77d0f.dir/build
make[2]: Entering directory '/tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
Building CXX object CMakeFiles/cmTC_77d0f.dir/cpu_fp16.cpp.o
/tmp/instance-3/output-1/host/bin/arm-none-linux-gnueabi-g++ --sysroot=/tmp/instance-3/output-1/host/arm-buildroot-linux-gnueabi/sysroot    -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -DCV__EXCEPTION_PTR=0   -DNDEBUG -fPIE   -mfpu=neon-fp16 -mfp16-format=ieee -o CMakeFiles/cmTC_77d0f.dir/cpu_fp16.cpp.o -c /tmp/instance-3/output-1/build/opencv3-3.4.9/cmake/checks/cpu_fp16.cpp
In file included from /tmp/instance-3/output-1/build/opencv3-3.4.9/cmake/checks/cpu_fp16.cpp:15:0:
/tmp/instance-3/output-1/host/opt/ext-toolchain/lib/gcc/arm-none-linux-gnueabi/4.8.3/include/arm_neon.h:32:2: error: #error You must enable NEON instructions (e.g. -mfloat-abi=softfp -mfpu=neon) to use arm_neon.h
 #error You must enable NEON instructions (e.g. -mfloat-abi=softfp -mfpu=neon) to use arm_neon.h
  ^
/tmp/instance-3/output-1/build/opencv3-3.4.9/cmake/checks/cpu_fp16.cpp: In function 'int test()':
/tmp/instance-3/output-1/build/opencv3-3.4.9/cmake/checks/cpu_fp16.cpp:20:5: error: 'float32x4_t' was not declared in this scope
     float32x4_t v_src = *(float32x4_t*)src;
     ^
/tmp/instance-3/output-1/build/opencv3-3.4.9/cmake/checks/cpu_fp16.cpp:20:17: error: expected ';' before 'v_src'
     float32x4_t v_src = *(float32x4_t*)src;
                 ^
/tmp/instance-3/output-1/build/opencv3-3.4.9/cmake/checks/cpu_fp16.cpp:21:5: error: 'float16x4_t' was not declared in this scope
     float16x4_t v_dst = vcvt_f16_f32(v_src);
     ^
/tmp/instance-3/output-1/build/opencv3-3.4.9/cmake/checks/cpu_fp16.cpp:21:17: error: expected ';' before 'v_dst'
     float16x4_t v_dst = vcvt_f16_f32(v_src);
                 ^
/tmp/instance-3/output-1/build/opencv3-3.4.9/cmake/checks/cpu_fp16.cpp:22:19: error: expected primary-expression before ')' token
     *(float16x4_t*)dst = v_dst;
                   ^
/tmp/instance-3/output-1/build/opencv3-3.4.9/cmake/checks/cpu_fp16.cpp:22:20: error: expected ';' before 'dst'
     *(float16x4_t*)dst = v_dst;
                    ^
make[2]: *** [CMakeFiles/cmTC_77d0f.dir/build.make:66: CMakeFiles/cmTC_77d0f.dir/cpu_fp16.cpp.o] Error 1
make[2]: Leaving directory '/tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
make[1]: *** [Makefile:121: cmTC_77d0f/fast] Error 2
make[1]: Leaving directory '/tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'

===== END =====

Build output check failed:
    Regex: 'command line option .* is valid for .* but not for C'
    Output line: 'cc1: warning: command line option '-fvisibility-inlines-hidden' is valid for C++/ObjC++ but not for C [enabled by default]'
Compilation failed:
    source file: '/tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/src.c'
    check option: ' -fsigned-char -ffast-math -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wuninitialized -Winit-self -Wno-comment -Wno-missing-field-initializers -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections  -fvisibility=hidden  -fvisibility-inlines-hidden'
===== BUILD LOG =====
Change Dir: /tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/make" "cmTC_862b1/fast"
make[1]: Entering directory '/tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_862b1.dir/build.make CMakeFiles/cmTC_862b1.dir/build
make[2]: Entering directory '/tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
Building C object CMakeFiles/cmTC_862b1.dir/src.c.o
/tmp/instance-3/output-1/host/bin/arm-none-linux-gnueabi-gcc --sysroot=/tmp/instance-3/output-1/host/arm-buildroot-linux-gnueabi/sysroot   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os   -DNDEBUG -fPIE   -fsigned-char -ffast-math -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wuninitialized -Winit-self -Wno-comment -Wno-missing-field-initializers -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections -fvisibility=hidden -fvisibility-inlines-hidden -o CMakeFiles/cmTC_862b1.dir/src.c.o   -c /tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/src.c
cc1: warning: command line option '-fvisibility-inlines-hidden' is valid for C++/ObjC++ but not for C [enabled by default]
/tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/src.c:1:0: warning: ignoring #pragma   [-Wunknown-pragmas]
 #pragma
 ^
Linking C executable cmTC_862b1
/usr/bin/cmake -E cmake_link_script CMakeFiles/cmTC_862b1.dir/link.txt --verbose=1
/tmp/instance-3/output-1/host/bin/arm-none-linux-gnueabi-gcc --sysroot=/tmp/instance-3/output-1/host/arm-buildroot-linux-gnueabi/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os   -DNDEBUG    CMakeFiles/cmTC_862b1.dir/src.c.o  -o cmTC_862b1 
make[2]: Leaving directory '/tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
make[1]: Leaving directory '/tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'

===== END =====

Determining if the include file /tmp/instance-3/output-1/host/arm-buildroot-linux-gnueabi/sysroot/usr/include/libpng/png.h exists failed with the following output:
Change Dir: /tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/make" "cmTC_2d596/fast"
make[1]: Entering directory '/tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_2d596.dir/build.make CMakeFiles/cmTC_2d596.dir/build
make[2]: Entering directory '/tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
Building C object CMakeFiles/cmTC_2d596.dir/CheckIncludeFile.c.o
/tmp/instance-3/output-1/host/bin/arm-none-linux-gnueabi-gcc --sysroot=/tmp/instance-3/output-1/host/arm-buildroot-linux-gnueabi/sysroot   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os   -fsigned-char -ffast-math -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wuninitialized -Winit-self -Wno-comment -Wno-missing-field-initializers -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections  -fvisibility=hidden   -DNDEBUG -fPIE   -o CMakeFiles/cmTC_2d596.dir/CheckIncludeFile.c.o   -c /tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/CheckIncludeFile.c
/tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/CheckIncludeFile.c:1:102: fatal error: /tmp/instance-3/output-1/host/arm-buildroot-linux-gnueabi/sysroot/usr/include/libpng/png.h: No such file or directory
 #include </tmp/instance-3/output-1/host/arm-buildroot-linux-gnueabi/sysroot/usr/include/libpng/png.h>
                                                                                                      ^
compilation terminated.
make[2]: *** [CMakeFiles/cmTC_2d596.dir/build.make:66: CMakeFiles/cmTC_2d596.dir/CheckIncludeFile.c.o] Error 1
make[2]: Leaving directory '/tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
make[1]: *** [Makefile:121: cmTC_2d596/fast] Error 2
make[1]: Leaving directory '/tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'


Build output check failed:
    Regex: 'unrecognized .*option'
    Output line: 'cc1: warning: unrecognized command line option "-Wno-implicit-fallthrough" [enabled by default]'
Compilation failed:
    source file: '/tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/src.c'
    check option: ' -Wno-implicit-fallthrough'
===== BUILD LOG =====
Change Dir: /tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/make" "cmTC_846f2/fast"
make[1]: Entering directory '/tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_846f2.dir/build.make CMakeFiles/cmTC_846f2.dir/build
make[2]: Entering directory '/tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
Building C object CMakeFiles/cmTC_846f2.dir/src.c.o
/tmp/instance-3/output-1/host/bin/arm-none-linux-gnueabi-gcc --sysroot=/tmp/instance-3/output-1/host/arm-buildroot-linux-gnueabi/sysroot   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os   -fsigned-char -ffast-math -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wuninitialized -Winit-self -Wno-comment -Wno-missing-field-initializers -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections  -fvisibility=hidden   -DNDEBUG -fPIE   -Wno-implicit-fallthrough -o CMakeFiles/cmTC_846f2.dir/src.c.o   -c /tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/src.c
/tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/src.c:1:0: warning: ignoring #pragma   [-Wunknown-pragmas]
 #pragma
 ^
cc1: warning: unrecognized command line option "-Wno-implicit-fallthrough" [enabled by default]
Linking C executable cmTC_846f2
/usr/bin/cmake -E cmake_link_script CMakeFiles/cmTC_846f2.dir/link.txt --verbose=1
/tmp/instance-3/output-1/host/bin/arm-none-linux-gnueabi-gcc --sysroot=/tmp/instance-3/output-1/host/arm-buildroot-linux-gnueabi/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os   -fsigned-char -ffast-math -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wuninitialized -Winit-self -Wno-comment -Wno-missing-field-initializers -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections  -fvisibility=hidden   -DNDEBUG    -Wl,--gc-sections  CMakeFiles/cmTC_846f2.dir/src.c.o  -o cmTC_846f2 
make[2]: Leaving directory '/tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
make[1]: Leaving directory '/tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'

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Build output check failed:
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===== BUILD LOG =====
Change Dir: /tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/make" "cmTC_7809c/fast"
make[1]: Entering directory '/tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
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Building CXX object CMakeFiles/cmTC_7809c.dir/src.cxx.o
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===== BUILD LOG =====
Change Dir: /tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/make" "cmTC_eb28d/fast"
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Build output check failed:
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    Output line: 'cc1plus: warning: unrecognized command line option "-Wno-unused-private-field" [enabled by default]'
Compilation failed:
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    check option: ' -Wno-unused-private-field'
===== BUILD LOG =====
Change Dir: /tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/make" "cmTC_ef640/fast"
make[1]: Entering directory '/tmp/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
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Building CXX object CMakeFiles/cmTC_ef640.dir/src.cxx.o
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