Bug#1144228: librust-uu-grep-dev: Depends: librust-uucore-0.9+default-dev but it is not installable

[Adrian Bunk]

Package: librust-uu-grep-dev
Version: 0.1.0-1
Severity: serious

The following packages have unmet dependencies:
 librust-uu-grep-dev : Depends: librust-uucore-0.9+default-dev but it is not 
installable