Ensure sccache ignores rust compilations without a crate-type
Ensure sccache ignores rust compilations without a crate-type

luser/sccache2,mozilla/sccache,glandium/sccache,mozilla/sccache,glandium/sccache,mozilla/sccache,glandium/sccache,luser/sccache2,luser/sccache2,luser/sccache2,glandium/sccache