Version of valabind is marked for autoremoval from testing on Thu 25 Jan 2018. It is affected by 884222. You should try to prevent the removal by fixing these RC bugs.
Standards version of the package is outdated.
high
The package is severely out of date with respect to the Debian Policy.The package should be updated to follow the last version of Debian Policy
(Standards-Version 4.1.0 instead of
3.9.8).
This package will soon be part of the auto-vala transition. You might want to ensure that your package is ready for it.
You can probably find supplementary information in the
debian-release
archives or in the corresponding
release.debian.org
bug.