Build output check failed:
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    Output line: 'cc1plus: warning: command line option '-Wmissing-prototypes' is valid for C/ObjC but not for C++'
Compilation failed:
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    check option: ' -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations  -Wmissing-prototypes'
===== BUILD LOG =====
Change Dir: /home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/make" "cmTC_ac059/fast"
make[1]: Entering directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_ac059.dir/build.make CMakeFiles/cmTC_ac059.dir/build
make[2]: Entering directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp'
Building CXX object CMakeFiles/cmTC_ac059.dir/src.cxx.o
/home/br-user/autobuild/run/instance-2/output/host/bin/arm-linux-g++ --sysroot=/home/br-user/autobuild/run/instance-2/output/host/arm-buildroot-linux-gnueabihf/sysroot    -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -latomic   -DNDEBUG -fPIE   -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -o CMakeFiles/cmTC_ac059.dir/src.cxx.o -c /home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp/src.cxx
cc1plus: warning: command line option '-Wmissing-prototypes' is valid for C/ObjC but not for C++
/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp/src.cxx:1: warning: ignoring #pragma   [-Wunknown-pragmas]
 #pragma
 
Linking CXX executable cmTC_ac059
/usr/bin/cmake -E cmake_link_script CMakeFiles/cmTC_ac059.dir/link.txt --verbose=1
/home/br-user/autobuild/run/instance-2/output/host/bin/arm-linux-g++ --sysroot=/home/br-user/autobuild/run/instance-2/output/host/arm-buildroot-linux-gnueabihf/sysroot  -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -latomic   -DNDEBUG    -rdynamic CMakeFiles/cmTC_ac059.dir/src.cxx.o  -o cmTC_ac059 
make[2]: Leaving directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp'
make[1]: Leaving directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp'

===== END =====

Build output check failed:
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    Output line: 'cc1plus: warning: command line option '-Wstrict-prototypes' is valid for C/ObjC but not for C++'
Compilation failed:
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    check option: ' -fsigned-char -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: /home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/make" "cmTC_b61f5/fast"
make[1]: Entering directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_b61f5.dir/build.make CMakeFiles/cmTC_b61f5.dir/build
make[2]: Entering directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp'
Building CXX object CMakeFiles/cmTC_b61f5.dir/src.cxx.o
/home/br-user/autobuild/run/instance-2/output/host/bin/arm-linux-g++ --sysroot=/home/br-user/autobuild/run/instance-2/output/host/arm-buildroot-linux-gnueabihf/sysroot    -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -latomic   -DNDEBUG -fPIE   -fsigned-char -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_b61f5.dir/src.cxx.o -c /home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp/src.cxx
cc1plus: warning: command line option '-Wstrict-prototypes' is valid for C/ObjC but not for C++
/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp/src.cxx:1: warning: ignoring #pragma   [-Wunknown-pragmas]
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Linking CXX executable cmTC_b61f5
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/home/br-user/autobuild/run/instance-2/output/host/bin/arm-linux-g++ --sysroot=/home/br-user/autobuild/run/instance-2/output/host/arm-buildroot-linux-gnueabihf/sysroot  -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -latomic   -DNDEBUG    -rdynamic CMakeFiles/cmTC_b61f5.dir/src.cxx.o  -o cmTC_b61f5 
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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'
Compilation failed:
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    check option: ' -fsigned-char -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: /home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/make" "cmTC_ac93a/fast"
make[1]: Entering directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_ac93a.dir/build.make CMakeFiles/cmTC_ac93a.dir/build
make[2]: Entering directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp'
Building C object CMakeFiles/cmTC_ac93a.dir/src.c.o
/home/br-user/autobuild/run/instance-2/output/host/bin/arm-linux-gcc --sysroot=/home/br-user/autobuild/run/instance-2/output/host/arm-buildroot-linux-gnueabihf/sysroot   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os   -DNDEBUG -fPIE   -fsigned-char -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_ac93a.dir/src.c.o   -c /home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp/src.c
cc1: warning: command line option '-Wsign-promo' is valid for C++/ObjC++ but not for C
/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp/src.c:1: warning: ignoring #pragma   [-Wunknown-pragmas]
 #pragma
 
Linking C executable cmTC_ac93a
/usr/bin/cmake -E cmake_link_script CMakeFiles/cmTC_ac93a.dir/link.txt --verbose=1
/home/br-user/autobuild/run/instance-2/output/host/bin/arm-linux-gcc --sysroot=/home/br-user/autobuild/run/instance-2/output/host/arm-buildroot-linux-gnueabihf/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os   -DNDEBUG    -rdynamic CMakeFiles/cmTC_ac93a.dir/src.c.o  -o cmTC_ac93a 
make[2]: Leaving directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp'
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    Output line: 'cc1: warning: command line option '-Wsuggest-override' is valid for C++/ObjC++ but not for C'
Compilation failed:
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    check option: ' -fsigned-char -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  -Wsuggest-override'
===== BUILD LOG =====
Change Dir: /home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/make" "cmTC_5ac0d/fast"
make[1]: Entering directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_5ac0d.dir/build.make CMakeFiles/cmTC_5ac0d.dir/build
make[2]: Entering directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp'
Building C object CMakeFiles/cmTC_5ac0d.dir/src.c.o
/home/br-user/autobuild/run/instance-2/output/host/bin/arm-linux-gcc --sysroot=/home/br-user/autobuild/run/instance-2/output/host/arm-buildroot-linux-gnueabihf/sysroot   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os   -DNDEBUG -fPIE   -fsigned-char -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 -Wsuggest-override -o CMakeFiles/cmTC_5ac0d.dir/src.c.o   -c /home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp/src.c
cc1: warning: command line option '-Wsuggest-override' is valid for C++/ObjC++ but not for C
/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp/src.c:1: warning: ignoring #pragma   [-Wunknown-pragmas]
 #pragma
 
Linking C executable cmTC_5ac0d
/usr/bin/cmake -E cmake_link_script CMakeFiles/cmTC_5ac0d.dir/link.txt --verbose=1
/home/br-user/autobuild/run/instance-2/output/host/bin/arm-linux-gcc --sysroot=/home/br-user/autobuild/run/instance-2/output/host/arm-buildroot-linux-gnueabihf/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os   -DNDEBUG    -rdynamic CMakeFiles/cmTC_5ac0d.dir/src.c.o  -o cmTC_5ac0d 
make[2]: Leaving directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp'
make[1]: Leaving directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp'

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Build output check failed:
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Compilation failed:
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    check option: ' -fsigned-char -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: /home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/make" "cmTC_cb9a6/fast"
make[1]: Entering directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_cb9a6.dir/build.make CMakeFiles/cmTC_cb9a6.dir/build
make[2]: Entering directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp'
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/home/br-user/autobuild/run/instance-2/output/host/bin/arm-linux-gcc --sysroot=/home/br-user/autobuild/run/instance-2/output/host/arm-buildroot-linux-gnueabihf/sysroot   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os   -DNDEBUG -fPIE   -fsigned-char -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 -o CMakeFiles/cmTC_cb9a6.dir/src.c.o   -c /home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp/src.c
cc1: warning: command line option '-Wno-delete-non-virtual-dtor' is valid for C++/ObjC++ but not for C
/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp/src.c:1: warning: ignoring #pragma   [-Wunknown-pragmas]
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Linking C executable cmTC_cb9a6
/usr/bin/cmake -E cmake_link_script CMakeFiles/cmTC_cb9a6.dir/link.txt --verbose=1
/home/br-user/autobuild/run/instance-2/output/host/bin/arm-linux-gcc --sysroot=/home/br-user/autobuild/run/instance-2/output/host/arm-buildroot-linux-gnueabihf/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os   -DNDEBUG    -rdynamic CMakeFiles/cmTC_cb9a6.dir/src.c.o  -o cmTC_cb9a6 
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Compilation failed:
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    check option: ' -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-delete-non-virtual-dtor  -Wno-unnamed-type-template-args'
===== BUILD LOG =====
Change Dir: /home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/make" "cmTC_09f71/fast"
make[1]: Entering directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_09f71.dir/build.make CMakeFiles/cmTC_09f71.dir/build
make[2]: Entering directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp'
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/home/br-user/autobuild/run/instance-2/output/host/bin/arm-linux-g++ --sysroot=/home/br-user/autobuild/run/instance-2/output/host/arm-buildroot-linux-gnueabihf/sysroot    -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -latomic   -DNDEBUG -fPIE   -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-delete-non-virtual-dtor -Wno-unnamed-type-template-args -o CMakeFiles/cmTC_09f71.dir/src.cxx.o -c /home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp/src.cxx
/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp/src.cxx:1: warning: ignoring #pragma   [-Wunknown-pragmas]
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cc1plus: warning: unrecognized command line option '-Wno-unnamed-type-template-args'
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/usr/bin/cmake -E cmake_link_script CMakeFiles/cmTC_09f71.dir/link.txt --verbose=1
/home/br-user/autobuild/run/instance-2/output/host/bin/arm-linux-g++ --sysroot=/home/br-user/autobuild/run/instance-2/output/host/arm-buildroot-linux-gnueabihf/sysroot  -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -latomic   -DNDEBUG    -rdynamic CMakeFiles/cmTC_09f71.dir/src.cxx.o  -o cmTC_09f71 
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===== BUILD LOG =====
Change Dir: /home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/make" "cmTC_3d319/fast"
make[1]: Entering directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp'
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make[2]: Entering directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp'
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/home/br-user/autobuild/run/instance-2/output/host/bin/arm-linux-gcc --sysroot=/home/br-user/autobuild/run/instance-2/output/host/arm-buildroot-linux-gnueabihf/sysroot   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os   -DNDEBUG -fPIE   -fsigned-char -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-unnamed-type-template-args -o CMakeFiles/cmTC_3d319.dir/src.c.o   -c /home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp/src.c
/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp/src.c:1: warning: ignoring #pragma   [-Wunknown-pragmas]
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/home/br-user/autobuild/run/instance-2/output/host/bin/arm-linux-gcc --sysroot=/home/br-user/autobuild/run/instance-2/output/host/arm-buildroot-linux-gnueabihf/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os   -DNDEBUG    -rdynamic CMakeFiles/cmTC_3d319.dir/src.c.o  -o cmTC_3d319 
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===== END =====

Compilation failed:
    source file: '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/cmake/checks/cpu_neon.cpp'
    check option: ' -mfpu=vfpv3'
===== BUILD LOG =====
Change Dir: /home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/make" "cmTC_4cca8/fast"
make[1]: Entering directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_4cca8.dir/build.make CMakeFiles/cmTC_4cca8.dir/build
make[2]: Entering directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp'
Building CXX object CMakeFiles/cmTC_4cca8.dir/cpu_neon.cpp.o
/home/br-user/autobuild/run/instance-2/output/host/bin/arm-linux-g++ --sysroot=/home/br-user/autobuild/run/instance-2/output/host/arm-buildroot-linux-gnueabihf/sysroot    -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -latomic   -DNDEBUG -fPIE   -mfpu=vfpv3 -o CMakeFiles/cmTC_4cca8.dir/cpu_neon.cpp.o -c /home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/cmake/checks/cpu_neon.cpp
/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/cmake/checks/cpu_neon.cpp:20:2: error: #error "NEON is not supported"
 #error "NEON is not supported"
  ^~~~~
/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/cmake/checks/cpu_neon.cpp: In function 'int main()':
/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/cmake/checks/cpu_neon.cpp:25:18: error: 'test' was not declared in this scope
   printf("%d\n", test());
                  ^~~~
CMakeFiles/cmTC_4cca8.dir/build.make:65: recipe for target 'CMakeFiles/cmTC_4cca8.dir/cpu_neon.cpp.o' failed
make[2]: *** [CMakeFiles/cmTC_4cca8.dir/cpu_neon.cpp.o] Error 1
make[2]: Leaving directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp'
Makefile:126: recipe for target 'cmTC_4cca8/fast' failed
make[1]: *** [cmTC_4cca8/fast] Error 2
make[1]: Leaving directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp'

===== END =====

Compilation failed:
    source file: '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/cmake/checks/cpu_fp16.cpp'
    check option: ' -mfpu=vfpv3'
===== BUILD LOG =====
Change Dir: /home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/make" "cmTC_65753/fast"
make[1]: Entering directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_65753.dir/build.make CMakeFiles/cmTC_65753.dir/build
make[2]: Entering directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp'
Building CXX object CMakeFiles/cmTC_65753.dir/cpu_fp16.cpp.o
/home/br-user/autobuild/run/instance-2/output/host/bin/arm-linux-g++ --sysroot=/home/br-user/autobuild/run/instance-2/output/host/arm-buildroot-linux-gnueabihf/sysroot    -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -latomic   -DNDEBUG -fPIE   -mfpu=vfpv3 -o CMakeFiles/cmTC_65753.dir/cpu_fp16.cpp.o -c /home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/cmake/checks/cpu_fp16.cpp
/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/cmake/checks/cpu_fp16.cpp: In function 'int test()':
/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/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);
     ^~~~~~~~~~~
/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/cmake/checks/cpu_fp16.cpp:21:5: note: suggested alternative: 'float32x4_t'
     float16x4_t v_dst = vcvt_f16_f32(v_src);
     ^~~~~~~~~~~
     float32x4_t
/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/cmake/checks/cpu_fp16.cpp:22:19: error: expected primary-expression before ')' token
     *(float16x4_t*)dst = v_dst;
                   ^
CMakeFiles/cmTC_65753.dir/build.make:65: recipe for target 'CMakeFiles/cmTC_65753.dir/cpu_fp16.cpp.o' failed
make[2]: *** [CMakeFiles/cmTC_65753.dir/cpu_fp16.cpp.o] Error 1
make[2]: Leaving directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp'
Makefile:126: recipe for target 'cmTC_65753/fast' failed
make[1]: *** [cmTC_65753/fast] Error 2
make[1]: Leaving directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp'

===== END =====

Compilation failed:
    source file: '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/cmake/checks/cpu_fp16.cpp'
    check option: ' -mfpu=neon-fp16'
===== BUILD LOG =====
Change Dir: /home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/make" "cmTC_52212/fast"
make[1]: Entering directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_52212.dir/build.make CMakeFiles/cmTC_52212.dir/build
make[2]: Entering directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp'
Building CXX object CMakeFiles/cmTC_52212.dir/cpu_fp16.cpp.o
/home/br-user/autobuild/run/instance-2/output/host/bin/arm-linux-g++ --sysroot=/home/br-user/autobuild/run/instance-2/output/host/arm-buildroot-linux-gnueabihf/sysroot    -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -latomic   -DNDEBUG -fPIE   -mfpu=neon-fp16 -o CMakeFiles/cmTC_52212.dir/cpu_fp16.cpp.o -c /home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/cmake/checks/cpu_fp16.cpp
/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/cmake/checks/cpu_fp16.cpp: In function 'int test()':
/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/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);
     ^~~~~~~~~~~
/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/cmake/checks/cpu_fp16.cpp:21:5: note: suggested alternative: 'float32x4_t'
     float16x4_t v_dst = vcvt_f16_f32(v_src);
     ^~~~~~~~~~~
     float32x4_t
/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/cmake/checks/cpu_fp16.cpp:22:19: error: expected primary-expression before ')' token
     *(float16x4_t*)dst = v_dst;
                   ^
CMakeFiles/cmTC_52212.dir/build.make:65: recipe for target 'CMakeFiles/cmTC_52212.dir/cpu_fp16.cpp.o' failed
make[2]: *** [CMakeFiles/cmTC_52212.dir/cpu_fp16.cpp.o] Error 1
make[2]: Leaving directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp'
Makefile:126: recipe for target 'cmTC_52212/fast' failed
make[1]: *** [cmTC_52212/fast] Error 2
make[1]: Leaving directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/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'
Compilation failed:
    source file: '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp/src.c'
    check option: ' -fsigned-char -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 -Wimplicit-fallthrough=3 -Wno-strict-overflow -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffast-math -ffunction-sections -fdata-sections  -mfpu=vfpv3 -mfp16-format=ieee -fvisibility=hidden  -fvisibility-inlines-hidden'
===== BUILD LOG =====
Change Dir: /home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/make" "cmTC_100e3/fast"
make[1]: Entering directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_100e3.dir/build.make CMakeFiles/cmTC_100e3.dir/build
make[2]: Entering directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp'
Building C object CMakeFiles/cmTC_100e3.dir/src.c.o
/home/br-user/autobuild/run/instance-2/output/host/bin/arm-linux-gcc --sysroot=/home/br-user/autobuild/run/instance-2/output/host/arm-buildroot-linux-gnueabihf/sysroot   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os   -DNDEBUG -fPIE   -fsigned-char -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 -Wimplicit-fallthrough=3 -Wno-strict-overflow -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffast-math -ffunction-sections -fdata-sections -mfpu=vfpv3 -mfp16-format=ieee -fvisibility=hidden -fvisibility-inlines-hidden -o CMakeFiles/cmTC_100e3.dir/src.c.o   -c /home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp/src.c
cc1: warning: command line option '-fvisibility-inlines-hidden' is valid for C++/ObjC++ but not for C
/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp/src.c:1: warning: ignoring #pragma   [-Wunknown-pragmas]
 #pragma
 
Linking C executable cmTC_100e3
/usr/bin/cmake -E cmake_link_script CMakeFiles/cmTC_100e3.dir/link.txt --verbose=1
/home/br-user/autobuild/run/instance-2/output/host/bin/arm-linux-gcc --sysroot=/home/br-user/autobuild/run/instance-2/output/host/arm-buildroot-linux-gnueabihf/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os   -DNDEBUG    -rdynamic CMakeFiles/cmTC_100e3.dir/src.c.o  -o cmTC_100e3 
make[2]: Leaving directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp'
make[1]: Leaving directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp'

===== END =====

Determining if the include file linux/videodev.h exists failed with the following output:
Change Dir: /home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/make" "cmTC_feb29/fast"
make[1]: Entering directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_feb29.dir/build.make CMakeFiles/cmTC_feb29.dir/build
make[2]: Entering directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp'
Building C object CMakeFiles/cmTC_feb29.dir/CheckIncludeFile.c.o
/home/br-user/autobuild/run/instance-2/output/host/bin/arm-linux-gcc --sysroot=/home/br-user/autobuild/run/instance-2/output/host/arm-buildroot-linux-gnueabihf/sysroot   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os   -fsigned-char -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 -Wimplicit-fallthrough=3 -Wno-strict-overflow -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffast-math -ffunction-sections -fdata-sections  -mfpu=vfpv3 -mfp16-format=ieee -fvisibility=hidden   -DNDEBUG -fPIE   -o CMakeFiles/cmTC_feb29.dir/CheckIncludeFile.c.o   -c /home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp/CheckIncludeFile.c
/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp/CheckIncludeFile.c:1:10: fatal error: linux/videodev.h: No such file or directory
 #include <linux/videodev.h>
          ^~~~~~~~~~~~~~~~~~
compilation terminated.
CMakeFiles/cmTC_feb29.dir/build.make:65: recipe for target 'CMakeFiles/cmTC_feb29.dir/CheckIncludeFile.c.o' failed
make[2]: *** [CMakeFiles/cmTC_feb29.dir/CheckIncludeFile.c.o] Error 1
make[2]: Leaving directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp'
Makefile:126: recipe for target 'cmTC_feb29/fast' failed
make[1]: *** [cmTC_feb29/fast] Error 2
make[1]: Leaving directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp'


Determining if the include file sys/videoio.h exists failed with the following output:
Change Dir: /home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/make" "cmTC_29e72/fast"
make[1]: Entering directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_29e72.dir/build.make CMakeFiles/cmTC_29e72.dir/build
make[2]: Entering directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp'
Building C object CMakeFiles/cmTC_29e72.dir/CheckIncludeFile.c.o
/home/br-user/autobuild/run/instance-2/output/host/bin/arm-linux-gcc --sysroot=/home/br-user/autobuild/run/instance-2/output/host/arm-buildroot-linux-gnueabihf/sysroot   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os   -fsigned-char -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 -Wimplicit-fallthrough=3 -Wno-strict-overflow -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffast-math -ffunction-sections -fdata-sections  -mfpu=vfpv3 -mfp16-format=ieee -fvisibility=hidden   -DNDEBUG -fPIE   -o CMakeFiles/cmTC_29e72.dir/CheckIncludeFile.c.o   -c /home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp/CheckIncludeFile.c
/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp/CheckIncludeFile.c:1:10: fatal error: sys/videoio.h: No such file or directory
 #include <sys/videoio.h>
          ^~~~~~~~~~~~~~~
compilation terminated.
CMakeFiles/cmTC_29e72.dir/build.make:65: recipe for target 'CMakeFiles/cmTC_29e72.dir/CheckIncludeFile.c.o' failed
make[2]: *** [CMakeFiles/cmTC_29e72.dir/CheckIncludeFile.c.o] Error 1
make[2]: Leaving directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp'
Makefile:126: recipe for target 'cmTC_29e72/fast' failed
make[1]: *** [cmTC_29e72/fast] Error 2
make[1]: Leaving directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp'


Build output check failed:
    Regex: 'command line option .* is valid for .* but not for C\+\+'
    Output line: 'cc1plus: warning: command line option '-Wno-missing-prototypes' is valid for C/ObjC but not for C++'
Compilation failed:
    source file: '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp/src.cxx'
    check option: ' -Wno-missing-prototypes'
===== BUILD LOG =====
Change Dir: /home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/make" "cmTC_22916/fast"
make[1]: Entering directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_22916.dir/build.make CMakeFiles/cmTC_22916.dir/build
make[2]: Entering directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp'
Building CXX object CMakeFiles/cmTC_22916.dir/src.cxx.o
/home/br-user/autobuild/run/instance-2/output/host/bin/arm-linux-g++ --sysroot=/home/br-user/autobuild/run/instance-2/output/host/arm-buildroot-linux-gnueabihf/sysroot    -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -latomic   -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -Wno-strict-overflow -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffast-math -ffunction-sections -fdata-sections  -mfpu=vfpv3 -mfp16-format=ieee -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated   -DNDEBUG -fPIE   -Wno-missing-prototypes -o CMakeFiles/cmTC_22916.dir/src.cxx.o -c /home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp/src.cxx
cc1plus: warning: command line option '-Wno-missing-prototypes' is valid for C/ObjC but not for C++
/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp/src.cxx:1: warning: ignoring #pragma   [-Wunknown-pragmas]
 #pragma
 
Linking CXX executable cmTC_22916
/usr/bin/cmake -E cmake_link_script CMakeFiles/cmTC_22916.dir/link.txt --verbose=1
/home/br-user/autobuild/run/instance-2/output/host/bin/arm-linux-g++ --sysroot=/home/br-user/autobuild/run/instance-2/output/host/arm-buildroot-linux-gnueabihf/sysroot  -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -latomic   -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -Wno-strict-overflow -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffast-math -ffunction-sections -fdata-sections  -mfpu=vfpv3 -mfp16-format=ieee -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated   -DNDEBUG    -Wl,--gc-sections  -rdynamic CMakeFiles/cmTC_22916.dir/src.cxx.o  -o cmTC_22916 
make[2]: Leaving directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp'
make[1]: Leaving directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp'

===== END =====

Build output check failed:
    Regex: 'unrecognized .*option'
    Output line: 'cc1plus: warning: unrecognized command line option '-Wno-tautological-undefined-compare''
Compilation failed:
    source file: '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp/src.cxx'
    check option: ' -Wno-tautological-undefined-compare'
===== BUILD LOG =====
Change Dir: /home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/make" "cmTC_db735/fast"
make[1]: Entering directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_db735.dir/build.make CMakeFiles/cmTC_db735.dir/build
make[2]: Entering directory '/home/br-user/autobuild/run/instance-2/output/build/opencv3-3.4.6/buildroot-build/CMakeFiles/CMakeTmp'
Building CXX object CMakeFiles/cmTC_db735.dir/src.cxx.o
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