===>  License APACHE20 BSD3CLAUSE accepted by the user
===>   py27-cryptography-2.1.4 depends on file: /usr/local/sbin/pkg - found
===> Fetching all distfiles required by py27-cryptography-2.1.4 for building
===>  Extracting for py27-cryptography-2.1.4
=> SHA256 Checksum OK for cryptography-2.1.4.tar.gz.
===>  Patching for py27-cryptography-2.1.4
===>   py27-cryptography-2.1.4 depends on package: py27-cffi>=1.7 - found
===>   py27-cryptography-2.1.4 depends on package: py27-setuptools>0 - found
===>   py27-cryptography-2.1.4 depends on file: /usr/local/bin/python2.7 - found
===>   py27-cryptography-2.1.4 depends on file: /usr/local/lib/libcrypto.so.43 - found
===>  Configuring for py27-cryptography-2.1.4
running config
===>  Building for py27-cryptography-2.1.4
running build
running build_py
creating build
creating build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7
creating build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography
copying src/cryptography/__init__.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography
copying src/cryptography/utils.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography
copying src/cryptography/fernet.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography
copying src/cryptography/exceptions.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography
copying src/cryptography/__about__.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography
creating build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/x509
copying src/cryptography/x509/__init__.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/x509
copying src/cryptography/x509/base.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/x509
copying src/cryptography/x509/name.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/x509
copying src/cryptography/x509/certificate_transparency.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/x509
copying src/cryptography/x509/extensions.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/x509
copying src/cryptography/x509/general_name.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/x509
copying src/cryptography/x509/oid.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/x509
creating build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat
copying src/cryptography/hazmat/__init__.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat
creating build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/primitives
copying src/cryptography/hazmat/primitives/cmac.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/primitives
copying src/cryptography/hazmat/primitives/serialization.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/primitives
copying src/cryptography/hazmat/primitives/__init__.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/primitives
copying src/cryptography/hazmat/primitives/hmac.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/primitives
copying src/cryptography/hazmat/primitives/padding.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/primitives
copying src/cryptography/hazmat/primitives/mac.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/primitives
copying src/cryptography/hazmat/primitives/keywrap.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/primitives
copying src/cryptography/hazmat/primitives/hashes.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/primitives
copying src/cryptography/hazmat/primitives/constant_time.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/primitives
creating build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/backends
copying src/cryptography/hazmat/backends/__init__.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/backends
copying src/cryptography/hazmat/backends/interfaces.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/backends
creating build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/bindings
copying src/cryptography/hazmat/bindings/__init__.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/bindings
creating build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/primitives/kdf
copying src/cryptography/hazmat/primitives/kdf/__init__.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/primitives/kdf
copying src/cryptography/hazmat/primitives/kdf/kbkdf.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/primitives/kdf
copying src/cryptography/hazmat/primitives/kdf/x963kdf.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/primitives/kdf
copying src/cryptography/hazmat/primitives/kdf/scrypt.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/primitives/kdf
copying src/cryptography/hazmat/primitives/kdf/concatkdf.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/primitives/kdf
copying src/cryptography/hazmat/primitives/kdf/pbkdf2.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/primitives/kdf
copying src/cryptography/hazmat/primitives/kdf/hkdf.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/primitives/kdf
creating build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/primitives/asymmetric
copying src/cryptography/hazmat/primitives/asymmetric/x25519.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/primitives/asymmetric
copying src/cryptography/hazmat/primitives/asymmetric/__init__.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/primitives/asymmetric
copying src/cryptography/hazmat/primitives/asymmetric/rsa.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/primitives/asymmetric
copying src/cryptography/hazmat/primitives/asymmetric/padding.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/primitives/asymmetric
copying src/cryptography/hazmat/primitives/asymmetric/dh.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/primitives/asymmetric
copying src/cryptography/hazmat/primitives/asymmetric/ec.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/primitives/asymmetric
copying src/cryptography/hazmat/primitives/asymmetric/dsa.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/primitives/asymmetric
copying src/cryptography/hazmat/primitives/asymmetric/utils.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/primitives/asymmetric
creating build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/primitives/twofactor
copying src/cryptography/hazmat/primitives/twofactor/hotp.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/primitives/twofactor
copying src/cryptography/hazmat/primitives/twofactor/__init__.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/primitives/twofactor
copying src/cryptography/hazmat/primitives/twofactor/totp.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/primitives/twofactor
copying src/cryptography/hazmat/primitives/twofactor/utils.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/primitives/twofactor
creating build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/primitives/ciphers
copying src/cryptography/hazmat/primitives/ciphers/algorithms.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/primitives/ciphers
copying src/cryptography/hazmat/primitives/ciphers/__init__.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/primitives/ciphers
copying src/cryptography/hazmat/primitives/ciphers/base.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/primitives/ciphers
copying src/cryptography/hazmat/primitives/ciphers/aead.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/primitives/ciphers
copying src/cryptography/hazmat/primitives/ciphers/modes.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/primitives/ciphers
creating build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/backends/openssl
copying src/cryptography/hazmat/backends/openssl/x25519.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/backends/openssl
copying src/cryptography/hazmat/backends/openssl/cmac.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/backends/openssl
copying src/cryptography/hazmat/backends/openssl/decode_asn1.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/backends/openssl
copying src/cryptography/hazmat/backends/openssl/x509.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/backends/openssl
copying src/cryptography/hazmat/backends/openssl/__init__.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/backends/openssl
copying src/cryptography/hazmat/backends/openssl/hmac.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/backends/openssl
copying src/cryptography/hazmat/backends/openssl/ciphers.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/backends/openssl
copying src/cryptography/hazmat/backends/openssl/rsa.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/backends/openssl
copying src/cryptography/hazmat/backends/openssl/dh.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/backends/openssl
copying src/cryptography/hazmat/backends/openssl/aead.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/backends/openssl
copying src/cryptography/hazmat/backends/openssl/encode_asn1.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/backends/openssl
copying src/cryptography/hazmat/backends/openssl/ec.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/backends/openssl
copying src/cryptography/hazmat/backends/openssl/backend.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/backends/openssl
copying src/cryptography/hazmat/backends/openssl/dsa.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/backends/openssl
copying src/cryptography/hazmat/backends/openssl/utils.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/backends/openssl
copying src/cryptography/hazmat/backends/openssl/hashes.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/backends/openssl
creating build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/bindings/openssl
copying src/cryptography/hazmat/bindings/openssl/__init__.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/bindings/openssl
copying src/cryptography/hazmat/bindings/openssl/_conditional.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/bindings/openssl
copying src/cryptography/hazmat/bindings/openssl/binding.py -> build/lib.freebsd-10.4-RELEASE-p4-amd64-2.7/cryptography/hazmat/bindings/openssl
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
reading manifest file 'src/cryptography.egg-info/SOURCES.txt'
reading manifest template 'MANIFEST.in'
writing manifest file 'src/cryptography.egg-info/SOURCES.txt'
running build_ext
generating cffi module 'build/temp.freebsd-10.4-RELEASE-p4-amd64-2.7/_padding.c'
creating build/temp.freebsd-10.4-RELEASE-p4-amd64-2.7
generating cffi module 'build/temp.freebsd-10.4-RELEASE-p4-amd64-2.7/_constant_time.c'
generating cffi module 'build/temp.freebsd-10.4-RELEASE-p4-amd64-2.7/_openssl.c'
building '_openssl' extension
creating build/temp.freebsd-10.4-RELEASE-p4-amd64-2.7/build
creating build/temp.freebsd-10.4-RELEASE-p4-amd64-2.7/build/temp.freebsd-10.4-RELEASE-p4-amd64-2.7
/usr/local/libexec/ccache/world/cc -DNDEBUG -O2 -pipe -I/usr/local/include -fstack-protector -fno-strict-aliasing -fPIC -I/usr/local/include/python2.7 -c build/temp.freebsd-10.4-RELEASE-p4-amd64-2.7/_openssl.c -o build/temp.freebsd-10.4-RELEASE-p4-amd64-2.7/build/temp.freebsd-10.4-RELEASE-p4-amd64-2.7/_openssl.o -Wconversion -Wno-error=sign-conversion
*** Error code 1

Stop.
make: stopped in /usr/ports/security/py-cryptography