tests/vm2c: run testFail
We accidentally wrote a test but never executed it.
Additionally, the test was expecting that ls in ci-fairy:ci-fairy-base-image-2021-07-29 would return the error code 2, but turns out it was returning 1.
Cc: @bentiss
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We accidentally wrote a test but never executed it.
Additionally, the test was expecting that ls in ci-fairy:ci-fairy-base-image-2021-07-29 would return the error code 2, but turns out it was returning 1.
Cc: @bentiss