=> Bootstrap dependency digest>=20010302: found digest-20160304 => Fetching hyperscan-0.0.1.tar.gz => Total size: 13750 bytes Certificate verification failed for /C=BE/O=GlobalSign nv-sa/CN=GlobalSign CloudSSL CA - SHA256 - G3 34374371912:error:14090086:SSL routines:ssl3_get_server_certificate:certificate verify failed:/usr/src/crypto/openssl/ssl/s3_clnt.c:1269: fetch: https://files.pythonhosted.org/packages/source/h/hyperscan/hyperscan-0.0.1.tar.gz: Authentication error fetch: Unable to fetch expected file hyperscan-0.0.1.tar.gz hyperscan-0.0.1.tar.gz 0 B 0 Bps => Checksum SHA1 OK for hyperscan-0.0.1.tar.gz => Checksum RMD160 OK for hyperscan-0.0.1.tar.gz => Checksum SHA512 OK for hyperscan-0.0.1.tar.gz