>>> paho-mqtt-c 1.3.2 Downloading
--2020-05-09 13:49:09--  https://github.com/eclipse/paho.mqtt.c/archive/v1.3.2/paho-mqtt-c-1.3.2.tar.gz
Resolving github.com (github.com)... 140.82.113.4
Connecting to github.com (github.com)|140.82.113.4|:443... connected.
HTTP request sent, awaiting response... 302 Found
Location: https://codeload.github.com/eclipse/paho.mqtt.c/tar.gz/v1.3.2 [following]
--2020-05-09 13:49:10--  https://codeload.github.com/eclipse/paho.mqtt.c/tar.gz/v1.3.2
Resolving codeload.github.com (codeload.github.com)... 140.82.113.9
Connecting to codeload.github.com (codeload.github.com)|140.82.113.9|:443... connected.
HTTP request sent, awaiting response... 200 OK
Length: unspecified [application/x-gzip]
Saving to: '/tmp/instance-3/output-1/build/.paho-mqtt-c-1.3.2.tar.gz.9vFRya/output'

     0K .......... .......... .......... .......... ..........  504K
    50K .......... .......... .......... .......... .......... 1023K
   100K .......... .......... .......... .......... .......... 69.1M
   150K .......... .......... .......... .......... .......... 1.00M
   200K .......... .......... .......... .......... .......... 98.9M
   250K .......... .......... .......... .......... .......... 95.0M
   300K .......... .......... .......... .......... .......... 96.3M
   350K .......... .......... .......... .......... .......... 1.17M
   400K .......... .......... .......... .......... .......... 7.31M
   450K .......... .......... .......... .                      107M=0.2s

2020-05-09 13:49:10 (1.90 MB/s) - '/tmp/instance-3/output-1/build/.paho-mqtt-c-1.3.2.tar.gz.9vFRya/output' saved [493040]

ERROR: paho-mqtt-c-1.3.2.tar.gz has wrong sha256 hash:
ERROR: expected: c426334c2ffc9f7a230e3de5162bdbc1762f8f60ffe27460e553edb74c7e0681
ERROR: got     : 57fc42077726165b5eb825e6abf37dd5b4699b03b147b1fd29c9be6c4f200226
ERROR: Incomplete download, or man-in-the-middle (MITM) attack
--2020-05-09 13:49:10--  http://sources.buildroot.net/paho-mqtt-c/paho-mqtt-c-1.3.2.tar.gz
Resolving sources.buildroot.net (sources.buildroot.net)... 104.26.1.37, 104.26.0.37, 2606:4700:20::681a:25, ...
Connecting to sources.buildroot.net (sources.buildroot.net)|104.26.1.37|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 492498 (481K) [application/x-gtar-compressed]
Saving to: '/tmp/instance-3/output-1/build/.paho-mqtt-c-1.3.2.tar.gz.GktKkS/output'

     0K .......... .......... .......... .......... .......... 10% 68.3M 0s
    50K .......... .......... .......... .......... .......... 20% 2.71M 0s
   100K .......... .......... .......... .......... .......... 31% 2.76M 0s
   150K .......... .......... .......... .......... .......... 41% 45.0M 0s
   200K .......... .......... .......... .......... .......... 51% 47.7M 0s
   250K .......... .......... .......... .......... .......... 62% 3.10M 0s
   300K .......... .......... .......... .......... .......... 72% 57.7M 0s
   350K .......... .......... .......... .......... .......... 83% 62.1M 0s
   400K .......... .......... .......... .......... .......... 93% 43.9M 0s
   450K .......... .......... ..........                      100% 45.2M=0.06s

2020-05-09 13:49:10 (8.14 MB/s) - '/tmp/instance-3/output-1/build/.paho-mqtt-c-1.3.2.tar.gz.GktKkS/output' saved [492498/492498]

paho-mqtt-c-1.3.2.tar.gz: OK (sha256: c426334c2ffc9f7a230e3de5162bdbc1762f8f60ffe27460e553edb74c7e0681)
>>> paho-mqtt-c 1.3.2 Extracting
gzip -d -c /tmp/instance-3/dl/paho-mqtt-c/paho-mqtt-c-1.3.2.tar.gz | /tmp/instance-3/output-1/host/bin/tar --strip-components=1 -C /tmp/instance-3/output-1/build/paho-mqtt-c-1.3.2   -xf -
>>> paho-mqtt-c 1.3.2 Patching

Applying 0001-src-CMakeLists.txt-fix-build-on-uclibc-or-musl.patch using patch: 
patching file src/CMakeLists.txt

Applying 0002-Revert-Enable-CXX-language-to-support-using-Generate.patch using patch: 
patching file CMakeLists.txt
>>> paho-mqtt-c 1.3.2 Configuring
(mkdir -p /tmp/instance-3/output-1/build/paho-mqtt-c-1.3.2/ && cd /tmp/instance-3/output-1/build/paho-mqtt-c-1.3.2/ && rm -f CMakeCache.txt && PATH="/tmp/instance-3/output-1/host/bin:/tmp/instance-3/output-1/host/sbin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/snap/bin"  /usr/bin/cmake /tmp/instance-3/output-1/build/paho-mqtt-c-1.3.2/ -DCMAKE_TOOLCHAIN_FILE="/tmp/instance-3/output-1/host/share/buildroot/toolchainfile.cmake" -DCMAKE_INSTALL_PREFIX="/usr" -DCMAKE_COLOR_MAKEFILE=OFF -DBUILD_DOC=OFF -DBUILD_DOCS=OFF -DBUILD_EXAMPLE=OFF -DBUILD_EXAMPLES=OFF -DBUILD_TEST=OFF -DBUILD_TESTS=OFF -DBUILD_TESTING=OFF -DBUILD_SHARED_LIBS=ON  -DPAHO_ENABLE_TESTING=FALSE -DPAHO_ENABLE_CPACK=FALSE -DPAHO_WITH_SSL=TRUE )
-- The C compiler identification is GNU 8.3.0
-- Check for working C compiler: /tmp/instance-3/output-1/host/bin/x86_64-linux-gcc
-- Check for working C compiler: /tmp/instance-3/output-1/host/bin/x86_64-linux-gcc -- works
-- Detecting C compiler ABI info
-- Detecting C compiler ABI info - done
-- Detecting C compile features
-- Detecting C compile features - done
-- CMake version: 3.13.4
-- CMake system name: Linux
-- Timestamp is 2020-05-09T19:49:11Z
-- Found OpenSSL: /tmp/instance-3/output-1/host/x86_64-buildroot-linux-musl/sysroot/usr/lib/libcrypto.so (found version "1.1.1g")  
-- Configuring done
-- Generating done
CMake Warning:
  Manually-specified variables were not used by the project:

    BUILD_DOC
    BUILD_DOCS
    BUILD_EXAMPLE
    BUILD_EXAMPLES
    BUILD_TEST
    BUILD_TESTING
    BUILD_TESTS


-- Build files have been written to: /tmp/instance-3/output-1/build/paho-mqtt-c-1.3.2
>>> paho-mqtt-c 1.3.2 Building
PATH="/tmp/instance-3/output-1/host/bin:/tmp/instance-3/output-1/host/sbin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/snap/bin"  /usr/bin/make -j32  -C /tmp/instance-3/output-1/build/paho-mqtt-c-1.3.2/
make[1]: Entering directory '/tmp/instance-3/output-1/build/paho-mqtt-c-1.3.2'
make[2]: Entering directory '/tmp/instance-3/output-1/build/paho-mqtt-c-1.3.2'
make[3]: Entering directory '/tmp/instance-3/output-1/build/paho-mqtt-c-1.3.2'
make[3]: Entering directory '/tmp/instance-3/output-1/build/paho-mqtt-c-1.3.2'
Scanning dependencies of target common_ssl_obj
make[3]: Leaving directory '/tmp/instance-3/output-1/build/paho-mqtt-c-1.3.2'
Scanning dependencies of target common_obj
make[3]: Leaving directory '/tmp/instance-3/output-1/build/paho-mqtt-c-1.3.2'
make[3]: Entering directory '/tmp/instance-3/output-1/build/paho-mqtt-c-1.3.2'
make[3]: Entering directory '/tmp/instance-3/output-1/build/paho-mqtt-c-1.3.2'
[  1%] Building C object src/CMakeFiles/common_ssl_obj.dir/MQTTProtocolClient.c.o
[  3%] Building C object src/CMakeFiles/common_ssl_obj.dir/Clients.c.o
[ 10%] Building C object src/CMakeFiles/common_ssl_obj.dir/Messages.c.o
[ 10%] Building C object src/CMakeFiles/common_ssl_obj.dir/MQTTTime.c.o
[ 10%] Building C object src/CMakeFiles/common_ssl_obj.dir/MQTTPersistenceDefault.c.o
[ 10%] Building C object src/CMakeFiles/common_ssl_obj.dir/Log.c.o
[ 13%] Building C object src/CMakeFiles/common_ssl_obj.dir/Socket.c.o
[ 13%] Building C object src/CMakeFiles/common_obj.dir/MQTTPacketOut.c.o
[ 15%] Building C object src/CMakeFiles/common_ssl_obj.dir/utf-8.c.o
[ 17%] Building C object src/CMakeFiles/common_ssl_obj.dir/LinkedList.c.o
[ 20%] Building C object src/CMakeFiles/common_obj.dir/Clients.c.o
[ 20%] Building C object src/CMakeFiles/common_ssl_obj.dir/Tree.c.o
[ 22%] Building C object src/CMakeFiles/common_obj.dir/MQTTTime.c.o
[ 24%] Building C object src/CMakeFiles/common_ssl_obj.dir/MQTTProtocolOut.c.o
[ 25%] Building C object src/CMakeFiles/common_ssl_obj.dir/MQTTPacket.c.o
[ 27%] Building C object src/CMakeFiles/common_obj.dir/utf-8.c.o
[ 29%] Building C object src/CMakeFiles/common_obj.dir/MQTTPacket.c.o
[ 31%] Building C object src/CMakeFiles/common_obj.dir/MQTTProtocolClient.c.o
[ 32%] Building C object src/CMakeFiles/common_ssl_obj.dir/MQTTPersistence.c.o
[ 34%] Building C object src/CMakeFiles/common_ssl_obj.dir/SocketBuffer.c.o
[ 36%] Building C object src/CMakeFiles/common_obj.dir/Tree.c.o
[ 39%] Building C object src/CMakeFiles/common_ssl_obj.dir/MQTTProperties.c.o
[ 39%] Building C object src/CMakeFiles/common_ssl_obj.dir/Thread.c.o
[ 41%] Building C object src/CMakeFiles/common_ssl_obj.dir/MQTTReasonCodes.c.o
[ 43%] Building C object src/CMakeFiles/common_ssl_obj.dir/MQTTPacketOut.c.o
[ 44%] Building C object src/CMakeFiles/common_obj.dir/Socket.c.o
[ 48%] Building C object src/CMakeFiles/common_ssl_obj.dir/SHA1.c.o
[ 48%] Building C object src/CMakeFiles/common_obj.dir/Messages.c.o
[ 50%] Building C object src/CMakeFiles/common_obj.dir/Log.c.o
[ 51%] Building C object src/CMakeFiles/common_ssl_obj.dir/Base64.c.o
[ 53%] Building C object src/CMakeFiles/common_obj.dir/MQTTPersistence.c.o
[ 55%] Building C object src/CMakeFiles/common_ssl_obj.dir/WebSocket.c.o
/tmp/instance-3/output-1/host/x86_64-buildroot-linux-musl/sysroot/usr/include/sched.h:80:17: error: expected declaration specifiers or '...' before string constant
 void free(void *);
                 ^
/tmp/instance-3/output-1/host/x86_64-buildroot-linux-musl/sysroot/usr/include/sched.h:80:17: error: expected declaration specifiers or '...' before numeric constant
 void free(void *);
                 ^
make[3]: *** [src/CMakeFiles/common_ssl_obj.dir/build.make:284: src/CMakeFiles/common_ssl_obj.dir/MQTTReasonCodes.c.o] Error 1
make[3]: *** Waiting for unfinished jobs....
[ 56%] Building C object src/CMakeFiles/common_ssl_obj.dir/StackTrace.c.o
[ 58%] Building C object src/CMakeFiles/common_obj.dir/Thread.c.o
[ 60%] Building C object src/CMakeFiles/common_obj.dir/MQTTProtocolOut.c.o
[ 62%] Building C object src/CMakeFiles/common_obj.dir/MQTTPersistenceDefault.c.o
[ 63%] Building C object src/CMakeFiles/common_obj.dir/SocketBuffer.c.o
[ 65%] Building C object src/CMakeFiles/common_obj.dir/LinkedList.c.o
[ 67%] Building C object src/CMakeFiles/common_obj.dir/MQTTProperties.c.o
[ 68%] Building C object src/CMakeFiles/common_obj.dir/MQTTReasonCodes.c.o
[ 70%] Building C object src/CMakeFiles/common_obj.dir/Base64.c.o
/tmp/instance-3/output-1/host/x86_64-buildroot-linux-musl/sysroot/usr/include/sched.h:80:17: error: expected declaration specifiers or '...' before string constant
 void free(void *);
                 ^
/tmp/instance-3/output-1/host/x86_64-buildroot-linux-musl/sysroot/usr/include/sched.h:80:17: error: expected declaration specifiers or '...' before numeric constant
 void free(void *);
                 ^
make[3]: *** [src/CMakeFiles/common_obj.dir/build.make:284: src/CMakeFiles/common_obj.dir/MQTTReasonCodes.c.o] Error 1
make[3]: *** Waiting for unfinished jobs....
[ 72%] Building C object src/CMakeFiles/common_obj.dir/SHA1.c.o
[ 74%] Building C object src/CMakeFiles/common_obj.dir/WebSocket.c.o
/tmp/instance-3/output-1/build/paho-mqtt-c-1.3.2/src/StackTrace.c: In function 'StackTrace_entry':
/tmp/instance-3/output-1/build/paho-mqtt-c-1.3.2/src/StackTrace.c:112:34: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast]
   Log_stackTrace(trace_level, 9, (int)my_thread->id, my_thread->current_depth, name, line, NULL);
                                  ^
/tmp/instance-3/output-1/build/paho-mqtt-c-1.3.2/src/StackTrace.c: In function 'StackTrace_exit':
/tmp/instance-3/output-1/build/paho-mqtt-c-1.3.2/src/StackTrace.c:136:36: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast]
    Log_stackTrace(trace_level, 10, (int)my_thread->id, my_thread->current_depth, name, line, NULL);
                                    ^
/tmp/instance-3/output-1/build/paho-mqtt-c-1.3.2/src/StackTrace.c:138:36: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast]
    Log_stackTrace(trace_level, 11, (int)my_thread->id, my_thread->current_depth, name, line, (int*)rc);
                                    ^
make[3]: Leaving directory '/tmp/instance-3/output-1/build/paho-mqtt-c-1.3.2'
make[2]: *** [CMakeFiles/Makefile2:292: src/CMakeFiles/common_obj.dir/all] Error 2
make[2]: *** Waiting for unfinished jobs....
make[3]: Leaving directory '/tmp/instance-3/output-1/build/paho-mqtt-c-1.3.2'
make[2]: *** [CMakeFiles/Makefile2:107: src/CMakeFiles/common_ssl_obj.dir/all] Error 2
make[2]: Leaving directory '/tmp/instance-3/output-1/build/paho-mqtt-c-1.3.2'
make[1]: *** [Makefile:152: all] Error 2
make[1]: Leaving directory '/tmp/instance-3/output-1/build/paho-mqtt-c-1.3.2'
make: *** [package/pkg-generic.mk:269: /tmp/instance-3/output-1/build/paho-mqtt-c-1.3.2/.stamp_built] Error 2
make: Leaving directory '/tmp/instance-3/buildroot'