=> Bootstrap dependency digest>=20010302: found digest-20160304
=> Fetching sourceryg++-2013.05-43-nios2-linux-gnu.src.tar.bz2
=> Total size: 251136787 bytes
Certificate verification failed for /C=US/O=DigiCert Inc/CN=DigiCert SHA2 Secure Server CA
34374371912:error:14090086:SSL routines:ssl3_get_server_certificate:certificate verify failed:/usr/src/crypto/openssl/ssl/s3_clnt.c:1269:
fetch: https://sourcery.mentor.com/GNUToolchain/package11649/public/nios2-linux-gnu/sourceryg++-2013.05-43-nios2-linux-gnu.src.tar.bz2: Authentication error
fetch: Unable to fetch expected file sourceryg++-2013.05-43-nios2-linux-gnu.src.tar.bz2
sourceryg++-2013.05-43-nios2-linux-gnu.src.tar.bz2           0  B    0  Bps
=> Checksum SHA1 OK for sourceryg++-2013.05-43-nios2-linux-gnu.src.tar.bz2
=> Checksum RMD160 OK for sourceryg++-2013.05-43-nios2-linux-gnu.src.tar.bz2
=> Checksum SHA512 OK for sourceryg++-2013.05-43-nios2-linux-gnu.src.tar.bz2