Package: src:elki Version: 0.7.0-6 Severity: serious User: debian-j...@lists.debian.org Usertags: openjdk-8-transition
The package build-depends or depends one an openjdk-7-* package, which is scheduled for removal for stretch. Please do not depend on a specific openjdk version, but on one of the default-java, default-java-headless or default-jdk packages instead. default-java defaulting to openjdk-8 on most architectures is now available in unstable.