Test

Bump cc from 1.2.7 to 1.2.9 #931

Job	Run time
cleanliness x86_64-apple-darwin	1m 27s
test x86_64-apple-darwin	2m 12s
compatibility x86_64-pc-windows-msvc	4m 7s
cleanliness x86_64-pc-windows-msvc	1m 35s
test x86_64-pc-windows-msvc	4m 22s
compatibility x86_64-pc-windows-gnu	3m 31s
cleanliness x86_64-unknown-linux-musl	1m 37s
test x86_64-unknown-linux-musl	2m 41s
compatibility aarch64-pc-windows-msvc	4m 0s
compatibility i686-pc-windows-msvc	3m 23s
compatibility x86_64-apple-darwin	1m 46s
compatibility aarch64-apple-darwin	2m 10s
compatibility aarch64-unknown-linux-gnu	1m 54s
compatibility aarch64-unknown-linux-musl	2m 3s
compatibility x86_64-unknown-linux-musl	2m 0s
compatibility x86_64-unknown-linux-gnu	2m 7s
compatibility arm-unknown-linux-musleabi	1m 56s
compatibility arm-unknown-linux-musleabihf	1m 57s
compatibility aarch64-linux-android	2m 6s
	46m 54s

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