LRCC2 seems to work with water, but hangs in the singles equations ->… #1893

Job	Run time
macos-latest: clang++ Release Threads	12m 8s
macos-latest: clang++ Release OneTBB	3m 9s
macos-latest: clang++ Release PaRSEC	3m 31s
ubuntu-20.04: /usr/bin/g++-9 Release Threads	23m 45s
ubuntu-20.04: /usr/bin/g++-9 Release OneTBB	2m 42s
ubuntu-20.04: /usr/bin/g++-9 Release PaRSEC	3m 36s
macos-latest: clang++ Debug Threads	28m 21s
macos-latest: clang++ Debug OneTBB	3m 54s
macos-latest: clang++ Debug PaRSEC	5m 11s
ubuntu-20.04: /usr/bin/g++-9 Debug Threads	17m 30s
ubuntu-20.04: /usr/bin/g++-9 Debug OneTBB	2m 25s
ubuntu-20.04: /usr/bin/g++-9 Debug PaRSEC	3m 2s
	1h 49m 14s

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