this package seems to have a new changelog entry (version
unstable) and new commits
in its VCS. You should consider whether it's time to make
The Vcs URL git://git.debian.org/debian-science/packages/pyviennacl.git is deprecated/defunct, https://anonscm.debian.org/git/debian-science/packages/pyviennacl.git was tried instead. Please update the Vcs field in debian/control.