cryptography-fail.log

  ...
  copying src/cryptography/hazmat/bindings/commoncrypto/__init__.py -> build/lib.linux-ppc64le-2.7/cryptography/hazmat/bindings/commoncrypto
  copying src/cryptography/hazmat/bindings/commoncrypto/binding.py -> build/lib.linux-ppc64le-2.7/cryptography/hazmat/bindings/commoncrypto
  running egg_info
  writing requirements to src/cryptography.egg-info/requires.txt
  writing src/cryptography.egg-info/PKG-INFO
  writing top-level names to src/cryptography.egg-info/top_level.txt
  writing dependency_links to src/cryptography.egg-info/dependency_links.txt
  writing entry points to src/cryptography.egg-info/entry_points.txt
  warning: manifest_maker: standard file '-c' not found

  reading manifest file 'src/cryptography.egg-info/SOURCES.txt'
  reading manifest template 'MANIFEST.in'
  no previously-included directories found matching 'docs/_build'
  warning: no previously-included files matching '*' found under directory 'vectors'
  writing manifest file 'src/cryptography.egg-info/SOURCES.txt'
  running build_ext
  generating cffi module 'build/temp.linux-ppc64le-2.7/_padding.c'
  creating build/temp.linux-ppc64le-2.7
  generating cffi module 'build/temp.linux-ppc64le-2.7/_constant_time.c'
  generating cffi module 'build/temp.linux-ppc64le-2.7/_openssl.c'
  building '_openssl' extension
  creating build/temp.linux-ppc64le-2.7/build
  creating build/temp.linux-ppc64le-2.7/build/temp.linux-ppc64le-2.7
  powerpc64le-linux-gnu-gcc -pthread -fno-strict-aliasing -DNDEBUG -g -fwrapv -O2 -Wall -Wstrict-prototypes -fPIC -I/usr/include/python2.7 -c build/temp.linux-ppc64le-2.7/_openssl.c -o build/temp.linux-p
pc64le-2.7/build/temp.linux-ppc64le-2.7/_openssl.o
  build/temp.linux-ppc64le-2.7/_openssl.c:400:25: fatal error: openssl/aes.h: No such file or directory
   #include <openssl/aes.h>
                           ^
  compilation terminated.
  error: command 'powerpc64le-linux-gnu-gcc' failed with exit status 1

  ----------------------------------------
  Failed building wheel for cryptography

lxml-fail.log

  Complete output from command /usr/bin/python -c "import setuptools;__file__='/tmp/pip-build-LoMnld/lxml/setup.py';exec(compile(open(__file__).read().replace('\r\n', '\n'), __file__, 'exec'))" bdist_whe
el -d /tmp/tmpRuGrUtpip-wheel-:
  /usr/lib/python2.7/distutils/dist.py:267: UserWarning: Unknown distribution option: 'bugtrack_url'
    warnings.warn(msg)
  Building lxml version 3.4.4.
  Building without Cython.
  Using build configuration of libxslt 1.1.28
  running bdist_wheel
  running build
  running build_py
  creating build
  creating build/lib.linux-ppc64le-2.7
  creating build/lib.linux-ppc64le-2.7/lxml
  copying src/lxml/ElementInclude.py -> build/lib.linux-ppc64le-2.7/lxml
  copying src/lxml/builder.py -> build/lib.linux-ppc64le-2.7/lxml
  copying src/lxml/sax.py -> build/lib.linux-ppc64le-2.7/lxml
  copying src/lxml/pyclasslookup.py -> build/lib.linux-ppc64le-2.7/lxml
  copying src/lxml/doctestcompare.py -> build/lib.linux-ppc64le-2.7/lxml
  copying src/lxml/usedoctest.py -> build/lib.linux-ppc64le-2.7/lxml
  copying src/lxml/cssselect.py -> build/lib.linux-ppc64le-2.7/lxml
  copying src/lxml/_elementpath.py -> build/lib.linux-ppc64le-2.7/lxml
  copying src/lxml/__init__.py -> build/lib.linux-ppc64le-2.7/lxml
  creating build/lib.linux-ppc64le-2.7/lxml/includes
  copying src/lxml/includes/__init__.py -> build/lib.linux-ppc64le-2.7/lxml/includes
  creating build/lib.linux-ppc64le-2.7/lxml/html
  copying src/lxml/html/builder.py -> build/lib.linux-ppc64le-2.7/lxml/html
  copying src/lxml/html/ElementSoup.py -> build/lib.linux-ppc64le-2.7/lxml/html
  copying src/lxml/html/soupparser.py -> build/lib.linux-ppc64le-2.7/lxml/html
  copying src/lxml/html/diff.py -> build/lib.linux-ppc64le-2.7/lxml/html
  copying src/lxml/html/usedoctest.py -> build/lib.linux-ppc64le-2.7/lxml/html
  copying src/lxml/html/_html5builder.py -> build/lib.linux-ppc64le-2.7/lxml/html
  copying src/lxml/html/__init__.py -> build/lib.linux-ppc64le-2.7/lxml/html
  copying src/lxml/html/html5parser.py -> build/lib.linux-ppc64le-2.7/lxml/html
 copying src/lxml/html/formfill.py -> build/lib.linux-ppc64le-2.7/lxml/html                                                                                                                      [90/1846]
  copying src/lxml/html/defs.py -> build/lib.linux-ppc64le-2.7/lxml/html
  copying src/lxml/html/clean.py -> build/lib.linux-ppc64le-2.7/lxml/html
  copying src/lxml/html/_diffcommand.py -> build/lib.linux-ppc64le-2.7/lxml/html
  creating build/lib.linux-ppc64le-2.7/lxml/isoschematron
  copying src/lxml/isoschematron/__init__.py -> build/lib.linux-ppc64le-2.7/lxml/isoschematron
  copying src/lxml/lxml.etree.h -> build/lib.linux-ppc64le-2.7/lxml
  copying src/lxml/lxml.etree_api.h -> build/lib.linux-ppc64le-2.7/lxml
  ...
  copying src/lxml/isoschematron/resources/xsl/iso-schematron-xslt1/readme.txt -> build/lib.linux-ppc64le-2.7/lxml/isoschematron/resources/xsl/iso-schematron-xslt1  
  running build_ext
  building 'lxml.etree' extension
  creating build/temp.linux-ppc64le-2.7
  creating build/temp.linux-ppc64le-2.7/src
  creating build/temp.linux-ppc64le-2.7/src/lxml
  powerpc64le-linux-gnu-gcc -pthread -fno-strict-aliasing -DNDEBUG -g -fwrapv -O2 -Wall -Wstrict-prototypes -fPIC -I/usr/include/libxml2 -I/tmp/pip-build-LoMnld/lxml/src/lxml/includes -I/usr/include/pyth
on2.7 -c src/lxml/lxml.etree.c -o build/temp.linux-ppc64le-2.7/src/lxml/lxml.etree.o -w
  powerpc64le-linux-gnu-gcc -pthread -shared -Wl,-O1 -Wl,-Bsymbolic-functions -Wl,-Bsymbolic-functions -Wl,-z,relro -fno-strict-aliasing -DNDEBUG -g -fwrapv -O2 -Wall -Wstrict-prototypes -D_FORTIFY_SOURC
E=2 -g -fstack-protector --param=ssp-buffer-size=4 -Wformat -Werror=format-security build/temp.linux-ppc64le-2.7/src/lxml/lxml.etree.o -lxslt -lexslt -lxml2 -lz -lm -o build/lib.linux-ppc64le-2.7/lxml/et
ree.so
  /usr/bin/ld: cannot find -lz
  collect2: error: ld returned 1 exit status
  error: command 'powerpc64le-linux-gnu-gcc' failed with exit status 1

  ----------------------------------------
  Failed building wheel for lxml