Dev windows support part2 #543

Job	Run time
test (x86_64-unknown-linux-gnu, stable)	4m 40s
test (x86_64-unknown-linux-gnu, nightly)	4m 38s
test (i686-unknown-linux-gnu, stable)	2m 32s
test (i686-unknown-linux-gnu, nightly)	2m 9s
test (aarch64-unknown-linux-gnu, stable)	1m 37s
test (aarch64-unknown-linux-gnu, nightly)	1m 27s
test (armv7-unknown-linux-gnueabihf, stable)	1m 49s
test (armv7-unknown-linux-gnueabihf, nightly)	1m 42s
test (riscv64gc-unknown-linux-gnu, stable)	1m 49s
test (riscv64gc-unknown-linux-gnu, nightly)	1m 32s
test (s390x-unknown-linux-gnu, stable)	1m 38s
test (s390x-unknown-linux-gnu, nightly)	1m 46s
test (x86_64-apple-darwin, stable)	3m 47s
test (x86_64-apple-darwin, nightly)	3m 52s
test (aarch64-apple-darwin, stable)	2m 34s
test (aarch64-apple-darwin, nightly)	2m 33s
test (x86_64-pc-windows-gnu, stable)	2m 10s
test (x86_64-pc-windows-gnu, nightly)	1m 24s
test (x86_64-pc-windows-msvc, stable)	1m 28s
test (x86_64-pc-windows-msvc, nightly)	1m 10s
test (i686-pc-windows-gnu, stable)	1m 55s
test (i686-pc-windows-gnu, nightly)	1m 43s
test (i686-pc-windows-msvc, stable)	3m 8s
test (i686-pc-windows-msvc, nightly)	1m 25s
	54m 28s

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