Fix cache and initialization tests #63

Job	Run time
Tests (1, x64, Interface) / Tests - Interface	14m 23s
Tests (1, x64, Integrators) / Tests - Integrators	25m 57s
Tests (1, x64, Regression) / Tests - Regression	8m 42s
Tests (1, x86, Integrators) / Tests - Integrators	30m 7s
Tests (1, x86, Interface) / Tests - Interface	14m 26s
Tests (1, x86, Regression) / Tests - Regression	10m 12s
Tests (lts, x64, Integrators) / Tests - Integrators	17m 25s
Tests (lts, x64, Interface) / Tests - Interface	6m 4s
Tests (lts, x64, Regression) / Tests - Regression	4m 22s
Tests (lts, x86, Integrators) / Tests - Integrators	28m 21s
Tests (lts, x86, Interface) / Tests - Interface	11m 3s
Tests (lts, x86, Regression) / Tests - Regression	8m 32s
Tests (pre, x64, Integrators) / Tests - Integrators	25m 38s
Tests (pre, x64, Interface) / Tests - Interface	14m 36s
Tests (pre, x64, Regression) / Tests - Regression	8m 35s
Tests (pre, x86, Integrators) / Tests - Integrators	30m 39s
Tests (pre, x86, Regression) / Tests - Regression	10m 21s
Tests (pre, x86, Interface) / Tests - Interface	14m 8s
	4h 43m 31s

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