Revert enabling parallelism by default#67379

Merged

bors merged 1 commit intorust-lang:masterfrom Mark-Simulacrum:revert-par-4-default

Dec 18, 2019

+50-36

Commits on Dec 17, 2019

Revert "Auto merge of rust-lang#67362 - Mark-Simulacrum:par-4-default, r=alexcrichton"
Mark-Simulacrum
committed