Tuning against Be #1491

Job	Run time
macos-latest: clang++ Release Threads	14m 42s
macos-latest: clang++ Release OneTBB	4m 7s
macos-latest: clang++ Release PaRSEC	3m 6s
ubuntu-20.04: /usr/bin/g++-9 Release Threads	26m 34s
ubuntu-20.04: /usr/bin/g++-9 Release OneTBB	2m 14s
ubuntu-20.04: /usr/bin/g++-9 Release PaRSEC	3m 26s
macos-latest: clang++ Debug Threads	14m 43s
macos-latest: clang++ Debug OneTBB	2m 37s
macos-latest: clang++ Debug PaRSEC	2m 50s
ubuntu-20.04: /usr/bin/g++-9 Debug Threads	27m 35s
ubuntu-20.04: /usr/bin/g++-9 Debug OneTBB	1m 32s
ubuntu-20.04: /usr/bin/g++-9 Debug PaRSEC	2m 54s
	1h 46m 20s

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