Auto merge of rust-lang#26961 - Manishearth:rollup, r=Manishearth

- Successful merges: rust-lang#26932, rust-lang#26936, rust-lang#26943, rust-lang#26944
- Failed merges:

1.1.0 release

1.0.0 release

1.0.0-alpha.2 release

1.0.0-alpha release

0.12.0 release

0.11.0 release

0.10 release

0.9 release