    Starting 3 tests across 1 test binary
        PASS [   0.003s] rskim lib::tests::test_a
        FAIL [   0.006s] rskim lib::tests::test_b
--- STDOUT:              rskim lib::tests::test_b ---
assertion failed: expected 2, got 3

--- STDERR:              rskim lib::tests::test_b ---

        FAIL [   0.002s] rskim lib::tests::test_b
     Summary [   0.010s] 3 tests run: 1 passed, 1 failed, 1 skipped
     Finished in 0.010s
