>>> python-libconfig b271c3d9dac938ad5cd29b67bd08cc5536a5a391 Downloading
PATH="/home/buildroot/build/instance-0/output/host/bin:/home/buildroot/build/instance-0/output/host/sbin:/sbin:/usr/sbin:/bin:/usr/bin" BR2_DL_DIR=/home/buildroot/build/instance-0/dl BUILD_DIR=/home/buildroot/build/instance-0/output/build O=/home/buildroot/build/instance-0/output flock /home/buildroot/build/instance-0/dl/python-libconfig/ support/download/dl-wrapper -c 'b271c3d9dac938ad5cd29b67bd08cc5536a5a391' -d '/home/buildroot/build/instance-0/dl/python-libconfig' -D '/home/buildroot/build/instance-0/dl' -f 'python-libconfig-b271c3d9dac938ad5cd29b67bd08cc5536a5a391.tar.gz' -H 'package/python-libconfig//python-libconfig.hash' -n 'python-libconfig-b271c3d9dac938ad5cd29b67bd08cc5536a5a391' -N 'python-libconfig' -o '/home/buildroot/build/instance-0/dl/python-libconfig/python-libconfig-b271c3d9dac938ad5cd29b67bd08cc5536a5a391.tar.gz'  -u https+https://github.com/cnangel/python-libconfig/archive/b271c3d9dac938ad5cd29b67bd08cc5536a5a391 -u http\|urlencode+http://sources.buildroot.net/python-libconfig -u http\|urlencode+http://sources.buildroot.net  -- 
converted 'https://github.com/cnangel/python-libconfig/archive/b271c3d9dac938ad5cd29b67bd08cc5536a5a391/python-libconfig-b271c3d9dac938ad5cd29b67bd08cc5536a5a391.tar.gz' (ANSI_X3.4-1968) -> 'https://github.com/cnangel/python-libconfig/archive/b271c3d9dac938ad5cd29b67bd08cc5536a5a391/python-libconfig-b271c3d9dac938ad5cd29b67bd08cc5536a5a391.tar.gz' (UTF-8)
--2018-06-25 06:49:48--  https://github.com/cnangel/python-libconfig/archive/b271c3d9dac938ad5cd29b67bd08cc5536a5a391/python-libconfig-b271c3d9dac938ad5cd29b67bd08cc5536a5a391.tar.gz
Resolving github.com (github.com)... 192.30.253.113, 192.30.253.112
Connecting to github.com (github.com)|192.30.253.113|:443... connected.
HTTP request sent, awaiting response... 302 Found
Location: https://codeload.github.com/cnangel/python-libconfig/tar.gz/b271c3d9dac938ad5cd29b67bd08cc5536a5a391 [following]
converted 'https://codeload.github.com/cnangel/python-libconfig/tar.gz/b271c3d9dac938ad5cd29b67bd08cc5536a5a391' (ANSI_X3.4-1968) -> 'https://codeload.github.com/cnangel/python-libconfig/tar.gz/b271c3d9dac938ad5cd29b67bd08cc5536a5a391' (UTF-8)
--2018-06-25 06:49:49--  https://codeload.github.com/cnangel/python-libconfig/tar.gz/b271c3d9dac938ad5cd29b67bd08cc5536a5a391
Resolving codeload.github.com (codeload.github.com)... 192.30.253.120, 192.30.253.121
Connecting to codeload.github.com (codeload.github.com)|192.30.253.120|:443... connected.
HTTP request sent, awaiting response... 200 OK
Length: unspecified [application/x-gzip]
Saving to: '/home/buildroot/build/instance-0/output/build/.python-libconfig-b271c3d9dac938ad5cd29b67bd08cc5536a5a391.tar.gz.zvviP4/output'

     0K ...                                                    51.3M=0s

2018-06-25 06:49:49 (51.3 MB/s) - '/home/buildroot/build/instance-0/output/build/.python-libconfig-b271c3d9dac938ad5cd29b67bd08cc5536a5a391.tar.gz.zvviP4/output' saved [3542]

python-libconfig-b271c3d9dac938ad5cd29b67bd08cc5536a5a391.tar.gz: OK (sha256: f4cfb7e60b8fcee32ca3392c99932c579038db0852c1c2c42d7c4b859eea3c5c)
>>> python-libconfig b271c3d9dac938ad5cd29b67bd08cc5536a5a391 Extracting
gzip -d -c /home/buildroot/build/instance-0/dl/python-libconfig/python-libconfig-b271c3d9dac938ad5cd29b67bd08cc5536a5a391.tar.gz | tar --strip-components=1 -C /home/buildroot/build/instance-0/output/build/python-libconfig-b271c3d9dac938ad5cd29b67bd08cc5536a5a391   -xf -
>>> python-libconfig b271c3d9dac938ad5cd29b67bd08cc5536a5a391 Patching

Applying 0001-Determine-boost_python-name-depending-on-current-Pyt.patch using patch: 
patching file setup.py
>>> python-libconfig b271c3d9dac938ad5cd29b67bd08cc5536a5a391 Configuring
>>> python-libconfig b271c3d9dac938ad5cd29b67bd08cc5536a5a391 Building
(cd /home/buildroot/build/instance-0/output/build/python-libconfig-b271c3d9dac938ad5cd29b67bd08cc5536a5a391//; _PYTHON_SYSCONFIGDATA_NAME="_sysconfigdata_m_linux_" PATH="/home/buildroot/build/instance-0/output/host/bin:/home/buildroot/build/instance-0/output/host/sbin:/sbin:/usr/sbin:/bin:/usr/bin" PYTHONPATH="/home/buildroot/build/instance-0/output/target/usr/lib/python3.6/" PYTHONNOUSERSITE=1 _python_sysroot=/home/buildroot/build/instance-0/output/host/nios2-buildroot-linux-gnu/sysroot _python_prefix=/usr _python_exec_prefix=/usr  /home/buildroot/build/instance-0/output/host/bin/python setup.py build  )
running build
running build_ext
building 'pylibconfig' extension
creating build
creating build/temp.linux-x86_64-3.6
creating build/temp.linux-x86_64-3.6/src
/home/buildroot/build/instance-0/output/host/bin/nios2-linux-gcc -Wno-unused-result -Wsign-compare -DNDEBUG -g -fwrapv -O3 -Wall -Wstrict-prototypes -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -fPIC -I/home/buildroot/build/instance-0/output/host/nios2-buildroot-linux-gnu/sysroot/usr/include/python3.6m -c src/pylibconfig.cc -o build/temp.linux-x86_64-3.6/src/pylibconfig.o
cc1plus: warning: command line option '-Wstrict-prototypes' is valid for C/ObjC but not for C++
creating build/lib.linux-x86_64-3.6
/home/buildroot/build/instance-0/output/host/bin/nios2-linux-g++ -shared build/temp.linux-x86_64-3.6/src/pylibconfig.o -L/home/buildroot/build/instance-0/output/host/nios2-buildroot-linux-gnu/sysroot/usr/lib -lboost_python3 -lconfig++ -lpython3.6m -o build/lib.linux-x86_64-3.6/pylibconfig.cpython-36m.so
/home/buildroot/build/instance-0/output/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/6.4.0/../../../../nios2-buildroot-linux-gnu/bin/ld: cannot find -lboost_python3
collect2: error: ld returned 1 exit status
error: command '/home/buildroot/build/instance-0/output/host/bin/nios2-linux-g++' failed with exit status 1
package/pkg-generic.mk:229: recipe for target '/home/buildroot/build/instance-0/output/build/python-libconfig-b271c3d9dac938ad5cd29b67bd08cc5536a5a391/.stamp_built' failed
make: *** [/home/buildroot/build/instance-0/output/build/python-libconfig-b271c3d9dac938ad5cd29b67bd08cc5536a5a391/.stamp_built] Error 1
make: Leaving directory '/home/buildroot/build/instance-0/buildroot'