Bug#981869: librust-tcmalloc-dev: Depends: librust-tcmalloc-sys-0.3+default-dev but it is not installable

[Adrian Bunk]

Package: librust-tcmalloc-dev
Version: 0.3.0-2
Severity: serious

The following packages have unmet dependencies:
 librust-tcmalloc-dev : Depends: librust-tcmalloc-sys-0.3+default-dev but it is 
not installable