standard Kain #1543

Job	Run time
macos-latest: clang++ Release Threads	15m 32s
macos-latest: clang++ Release OneTBB	2m 51s
macos-latest: clang++ Release PaRSEC	3m 1s
ubuntu-20.04: /usr/bin/g++-9 Release Threads	30m 23s
ubuntu-20.04: /usr/bin/g++-9 Release OneTBB	2m 14s
ubuntu-20.04: /usr/bin/g++-9 Release PaRSEC	2m 24s
macos-latest: clang++ Debug Threads	14m 59s
macos-latest: clang++ Debug OneTBB	3m 32s
macos-latest: clang++ Debug PaRSEC	4m 51s
ubuntu-20.04: /usr/bin/g++-9 Debug Threads	29m 19s
ubuntu-20.04: /usr/bin/g++-9 Debug OneTBB	2m 18s
ubuntu-20.04: /usr/bin/g++-9 Debug PaRSEC	1m 48s
	1h 53m 12s

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