# cat /var/tmp/portage/dev-python/cryptography-1.5.2/temp/build.log 
 * Package:    dev-python/cryptography-1.5.2
 * Repository: gentoo
 * Maintainer: python@gentoo.org
 * USE:        abi_x86_64 amd64 elibc_glibc kernel_linux python_targets_python2_7 python_targets_python3_4 userland_GNU
 * FEATURES:   preserve-libs sandbox userpriv usersandbox
>>> Unpacking source...
>>> Unpacking cryptography-1.5.2.tar.gz to /var/tmp/portage/dev-python/cryptography-1.5.2/work
>>> Source unpacked in /var/tmp/portage/dev-python/cryptography-1.5.2/work
>>> Preparing source in /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2 ...
>>> Source prepared.
>>> Configuring source in /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2 ...
>>> Source configured.
>>> Compiling source in /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2 ...
 * python2_7: running distutils-r1_run_phase distutils-r1_python_compile
/usr/bin/python2.7 setup.py build
running build
running build_py
creating /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography
copying src/cryptography/exceptions.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography
copying src/cryptography/__init__.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography
copying src/cryptography/__about__.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography
copying src/cryptography/utils.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography
copying src/cryptography/fernet.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography
creating /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/x509
copying src/cryptography/x509/name.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/x509
copying src/cryptography/x509/general_name.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/x509
copying src/cryptography/x509/__init__.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/x509
copying src/cryptography/x509/base.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/x509
copying src/cryptography/x509/extensions.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/x509
copying src/cryptography/x509/oid.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/x509
creating /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat
copying src/cryptography/hazmat/__init__.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat
creating /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/bindings
copying src/cryptography/hazmat/bindings/__init__.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/bindings
creating /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/backends
copying src/cryptography/hazmat/backends/__init__.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/backends
copying src/cryptography/hazmat/backends/multibackend.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/backends
copying src/cryptography/hazmat/backends/interfaces.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/backends
creating /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/primitives
copying src/cryptography/hazmat/primitives/cmac.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/primitives
copying src/cryptography/hazmat/primitives/__init__.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/primitives
copying src/cryptography/hazmat/primitives/keywrap.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/primitives
copying src/cryptography/hazmat/primitives/constant_time.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/primitives
copying src/cryptography/hazmat/primitives/hmac.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/primitives
copying src/cryptography/hazmat/primitives/padding.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/primitives
copying src/cryptography/hazmat/primitives/hashes.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/primitives
copying src/cryptography/hazmat/primitives/serialization.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/primitives
creating /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/bindings/commoncrypto
copying src/cryptography/hazmat/bindings/commoncrypto/__init__.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/bindings/commoncrypto
copying src/cryptography/hazmat/bindings/commoncrypto/binding.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/bindings/commoncrypto
creating /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/bindings/openssl
copying src/cryptography/hazmat/bindings/openssl/__init__.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/bindings/openssl
copying src/cryptography/hazmat/bindings/openssl/binding.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/bindings/openssl
copying src/cryptography/hazmat/bindings/openssl/_conditional.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/bindings/openssl
creating /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/backends/commoncrypto
copying src/cryptography/hazmat/backends/commoncrypto/backend.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/backends/commoncrypto
copying src/cryptography/hazmat/backends/commoncrypto/ciphers.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/backends/commoncrypto
copying src/cryptography/hazmat/backends/commoncrypto/__init__.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/backends/commoncrypto
copying src/cryptography/hazmat/backends/commoncrypto/hmac.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/backends/commoncrypto
copying src/cryptography/hazmat/backends/commoncrypto/hashes.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/backends/commoncrypto
creating /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/backends/openssl
copying src/cryptography/hazmat/backends/openssl/x509.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/backends/openssl
copying src/cryptography/hazmat/backends/openssl/backend.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/backends/openssl
copying src/cryptography/hazmat/backends/openssl/ciphers.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/backends/openssl
copying src/cryptography/hazmat/backends/openssl/cmac.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/backends/openssl
copying src/cryptography/hazmat/backends/openssl/__init__.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/backends/openssl
copying src/cryptography/hazmat/backends/openssl/encode_asn1.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/backends/openssl
copying src/cryptography/hazmat/backends/openssl/utils.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/backends/openssl
copying src/cryptography/hazmat/backends/openssl/dsa.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/backends/openssl
copying src/cryptography/hazmat/backends/openssl/decode_asn1.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/backends/openssl
copying src/cryptography/hazmat/backends/openssl/hmac.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/backends/openssl
copying src/cryptography/hazmat/backends/openssl/hashes.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/backends/openssl
copying src/cryptography/hazmat/backends/openssl/ec.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/backends/openssl
copying src/cryptography/hazmat/backends/openssl/rsa.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/backends/openssl
creating /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/primitives/asymmetric
copying src/cryptography/hazmat/primitives/asymmetric/__init__.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/primitives/asymmetric
copying src/cryptography/hazmat/primitives/asymmetric/utils.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/primitives/asymmetric
copying src/cryptography/hazmat/primitives/asymmetric/dsa.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/primitives/asymmetric
copying src/cryptography/hazmat/primitives/asymmetric/padding.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/primitives/asymmetric
copying src/cryptography/hazmat/primitives/asymmetric/dh.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/primitives/asymmetric
copying src/cryptography/hazmat/primitives/asymmetric/ec.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/primitives/asymmetric
copying src/cryptography/hazmat/primitives/asymmetric/rsa.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/primitives/asymmetric
creating /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/primitives/twofactor
copying src/cryptography/hazmat/primitives/twofactor/__init__.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/primitives/twofactor
copying src/cryptography/hazmat/primitives/twofactor/utils.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/primitives/twofactor
copying src/cryptography/hazmat/primitives/twofactor/hotp.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/primitives/twofactor
copying src/cryptography/hazmat/primitives/twofactor/totp.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/primitives/twofactor
creating /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/primitives/ciphers
copying src/cryptography/hazmat/primitives/ciphers/algorithms.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/primitives/ciphers
copying src/cryptography/hazmat/primitives/ciphers/__init__.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/primitives/ciphers
copying src/cryptography/hazmat/primitives/ciphers/base.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/primitives/ciphers
copying src/cryptography/hazmat/primitives/ciphers/modes.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/primitives/ciphers
creating /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/primitives/interfaces
copying src/cryptography/hazmat/primitives/interfaces/__init__.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/primitives/interfaces
creating /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/primitives/kdf
copying src/cryptography/hazmat/primitives/kdf/__init__.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/primitives/kdf
copying src/cryptography/hazmat/primitives/kdf/hkdf.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/primitives/kdf
copying src/cryptography/hazmat/primitives/kdf/x963kdf.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/primitives/kdf
copying src/cryptography/hazmat/primitives/kdf/kbkdf.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/primitives/kdf
copying src/cryptography/hazmat/primitives/kdf/concatkdf.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/primitives/kdf
copying src/cryptography/hazmat/primitives/kdf/pbkdf2.py -> /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/primitives/kdf
running egg_info
writing requirements to /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/cryptography.egg-info/requires.txt
writing /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/cryptography.egg-info/PKG-INFO
writing top-level names to /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/cryptography.egg-info/top_level.txt
writing dependency_links to /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/cryptography.egg-info/dependency_links.txt
writing entry points to /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/cryptography.egg-info/entry_points.txt
reading manifest file '/var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/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 '/var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/cryptography.egg-info/SOURCES.txt'
warning: build_py: byte-compiling is disabled, skipping.

running build_ext
generating cffi module '/var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/temp.linux-x86_64-2.7/_padding.c'
creating /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/temp.linux-x86_64-2.7
generating cffi module '/var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/temp.linux-x86_64-2.7/_constant_time.c'
generating cffi module '/var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/temp.linux-x86_64-2.7/_openssl.c'
building '_openssl' extension
creating /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/temp.linux-x86_64-2.7/var
creating /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/temp.linux-x86_64-2.7/var/tmp
creating /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/temp.linux-x86_64-2.7/var/tmp/portage
creating /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/temp.linux-x86_64-2.7/var/tmp/portage/dev-python
creating /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/temp.linux-x86_64-2.7/var/tmp/portage/dev-python/cryptography-1.5.2
creating /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/temp.linux-x86_64-2.7/var/tmp/portage/dev-python/cryptography-1.5.2/work
creating /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/temp.linux-x86_64-2.7/var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7
creating /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/temp.linux-x86_64-2.7/var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/temp.linux-x86_64-2.7
x86_64-pc-linux-gnu-gcc -O2 -pipe -march=ivybridge -O2 -pipe -march=ivybridge -fPIC -I/usr/include/python2.7 -c /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/temp.linux-x86_64-2.7/_openssl.c -o /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/temp.linux-x86_64-2.7/var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/temp.linux-x86_64-2.7/_openssl.o
x86_64-pc-linux-gnu-gcc -shared -Wl,-O1 -Wl,--as-needed -O2 -pipe -march=ivybridge -O2 -pipe -march=ivybridge /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/temp.linux-x86_64-2.7/var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/temp.linux-x86_64-2.7/_openssl.o -L/usr/lib64 -lssl -lcrypto -lpython2.7 -o /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/bindings/_openssl.so
building '_constant_time' extension
x86_64-pc-linux-gnu-gcc -O2 -pipe -march=ivybridge -O2 -pipe -march=ivybridge -fPIC -I/usr/include/python2.7 -c /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/temp.linux-x86_64-2.7/_constant_time.c -o /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/temp.linux-x86_64-2.7/var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/temp.linux-x86_64-2.7/_constant_time.o
x86_64-pc-linux-gnu-gcc -shared -Wl,-O1 -Wl,--as-needed -O2 -pipe -march=ivybridge -O2 -pipe -march=ivybridge /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/temp.linux-x86_64-2.7/var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/temp.linux-x86_64-2.7/_constant_time.o -L/usr/lib64 -lpython2.7 -o /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/bindings/_constant_time.so
building '_padding' extension
x86_64-pc-linux-gnu-gcc -O2 -pipe -march=ivybridge -O2 -pipe -march=ivybridge -fPIC -I/usr/include/python2.7 -c /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/temp.linux-x86_64-2.7/_padding.c -o /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/temp.linux-x86_64-2.7/var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/temp.linux-x86_64-2.7/_padding.o
x86_64-pc-linux-gnu-gcc -shared -Wl,-O1 -Wl,--as-needed -O2 -pipe -march=ivybridge -O2 -pipe -march=ivybridge /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/temp.linux-x86_64-2.7/var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/temp.linux-x86_64-2.7/_padding.o -L/usr/lib64 -lpython2.7 -o /var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2-python2_7/lib/cryptography/hazmat/bindings/_padding.so
 * python3_4: running distutils-r1_run_phase distutils-r1_python_compile
/usr/bin/python3.4 setup.py build
Traceback (most recent call last):
  File "setup.py", line 334, in <module>
    **keywords_with_side_effects(sys.argv)
  File "/usr/lib64/python3.4/distutils/core.py", line 108, in setup
    _setup_distribution = dist = klass(attrs)
  File "/usr/lib64/python3.4/site-packages/setuptools/dist.py", line 272, in __init__
    _Distribution.__init__(self,attrs)
  File "/usr/lib64/python3.4/distutils/dist.py", line 280, in __init__
    self.finalize_options()
  File "/usr/lib64/python3.4/site-packages/setuptools/dist.py", line 327, in finalize_options
    ep.load()(self, ep.name, value)
  File "/usr/lib64/python3.4/site-packages/cffi/setuptools_ext.py", line 161, in cffi_modules
    add_cffi_module(dist, cffi_module)
  File "/usr/lib64/python3.4/site-packages/cffi/setuptools_ext.py", line 48, in add_cffi_module
    execfile(build_file_name, mod_vars)
  File "/usr/lib64/python3.4/site-packages/cffi/setuptools_ext.py", line 24, in execfile
    exec(code, glob, glob)
  File "src/_cffi_src/build_openssl.py", line 81, in <module>
    extra_link_args=extra_link_args(compiler_type()),
  File "src/_cffi_src/utils.py", line 61, in build_ffi_for_binding
    extra_link_args=extra_link_args,
  File "src/_cffi_src/utils.py", line 69, in build_ffi
    ffi = FFI()
  File "/usr/lib64/python3.4/site-packages/cffi/api.py", line 56, in __init__
    import _cffi_backend as backend
ImportError: No module named '_cffi_backend'
 * ERROR: dev-python/cryptography-1.5.2::gentoo failed (compile phase):
 *   (no error message)
 * 
 * Call stack:
 *     ebuild.sh, line  115:  Called src_compile
 *   environment, line 3689:  Called distutils-r1_src_compile
 *   environment, line  972:  Called _distutils-r1_run_foreach_impl 'distutils-r1_python_compile'
 *   environment, line  377:  Called python_foreach_impl 'distutils-r1_run_phase' 'distutils-r1_python_compile'
 *   environment, line 3224:  Called multibuild_foreach_variant '_python_multibuild_wrapper' 'distutils-r1_run_phase' 'distutils-r1_python_compile'
 *   environment, line 2333:  Called _multibuild_run '_python_multibuild_wrapper' 'distutils-r1_run_phase' 'distutils-r1_python_compile'
 *   environment, line 2331:  Called _python_multibuild_wrapper 'distutils-r1_run_phase' 'distutils-r1_python_compile'
 *   environment, line  639:  Called distutils-r1_run_phase 'distutils-r1_python_compile'
 *   environment, line  963:  Called distutils-r1_python_compile
 *   environment, line  838:  Called esetup.py 'build'
 *   environment, line 1469:  Called die
 * The specific snippet of code:
 *       "${@}" || die "${die_args[@]}";
 * 
 * If you need support, post the output of `emerge --info '=dev-python/cryptography-1.5.2::gentoo'`,
 * the complete build log and the output of `emerge -pqv '=dev-python/cryptography-1.5.2::gentoo'`.
 * The complete build log is located at '/var/tmp/portage/dev-python/cryptography-1.5.2/temp/build.log'.
 * The ebuild environment file is located at '/var/tmp/portage/dev-python/cryptography-1.5.2/temp/environment'.
 * Working directory: '/var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2'
 * S: '/var/tmp/portage/dev-python/cryptography-1.5.2/work/cryptography-1.5.2'