tests

tests #553

Job	Run time
Tests (8.1, ubuntu-latest, prefer-lowest)	23s
Tests (8.1, ubuntu-latest, prefer-stable)	23s
Tests (8.1, macos-latest, prefer-lowest)	1m 22s
Tests (8.1, macos-latest, prefer-stable)	1m 36s
Tests (8.1, windows-latest, prefer-lowest)	37s
Tests (8.1, windows-latest, prefer-stable)	36s
Tests (8.2, ubuntu-latest, prefer-lowest)	19s
Tests (8.2, ubuntu-latest, prefer-stable)	26s
Tests (8.2, macos-latest, prefer-lowest)	1m 39s
Tests (8.2, macos-latest, prefer-stable)	1m 16s
Tests (8.2, windows-latest, prefer-lowest)	39s
Tests (8.2, windows-latest, prefer-stable)	39s
Tests (8.3, ubuntu-latest, prefer-lowest)	21s
Tests (8.3, ubuntu-latest, prefer-stable)	13s
Tests (8.3, macos-latest, prefer-lowest)	1m 36s
Tests (8.3, macos-latest, prefer-stable)	1m 6s
Tests (8.3, windows-latest, prefer-lowest)	41s
Tests (8.3, windows-latest, prefer-stable)	44s
Tests (8.4, ubuntu-latest, prefer-lowest)	14s
Tests (8.4, ubuntu-latest, prefer-stable)	13s
Tests (8.4, macos-latest, prefer-lowest)	1m 53s
Tests (8.4, macos-latest, prefer-stable)	1m 58s
Tests (8.4, windows-latest, prefer-lowest)	36s
Tests (8.4, windows-latest, prefer-stable)	36s
	20m 6s

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