do we still need this? #382

Job	Run time
linux-compat (al2-x64)	1m 59s
linux_mono	3m 24s
linux-arm (arm64)	34m 35s
linux-compiler-compat (clang-3)	3m 38s
linux-compiler-compat (clang-6)	3m 25s
clang-sanitizers (,thread)	3m 49s
osx	2m 32s
linux-compiler-compat (clang-8)	3m 22s
linux-compiler-compat (clang-9)	3m 34s
linux-compiler-compat (clang-10)	4m 32s
clang-sanitizers (,address,undefined)	3m 34s
windows-vc14 (x86)	3m 49s
linux-compiler-compat (clang-11)	3m 27s
windows-vc14 (x64)	5m 43s
linux-compiler-compat (gcc-4.8)	3m 31s
windows-vc16 (x64)	4m 0s
linux-compiler-compat (gcc-5)	3m 16s
check-submodules	36s
linux-compiler-compat (gcc-6)	3m 28s
linux-compiler-compat (gcc-7)	3m 19s
linux-compiler-compat (gcc-8)	3m 21s
osx-arm64-cross-compile	1m 55s
	1h 44m 49s

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