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