[beta] backports#68906

Merged

bors merged 4 commits intorust-lang:betafrom

Mark-Simulacrum:beta-next

Feb 7, 2020

Commits on Feb 6, 2020

Update jobserver crate to 0.1.21

alexcrichton
authored and
Mark-Simulacrum
committed
Demonstrate final build-override syntax

kornelski
authored and
Mark-Simulacrum
committed
[beta] Update cargo

ehuss
authored and
Mark-Simulacrum
committed
Drop to non-devstatic stable
Mark-Simulacrum
committed