> [Checker] 0 actors remain, but none of them need to be interleaved (depth 8).
> [Checker] Execution came to an end at 1;1;2;1;2;2;0 (state: 17, depth: 7)
> [Checker] Backtracking from 1;1;2;1;2;2;0
> [Checker] 0 actors remain, but none of them need to be interleaved (depth 8).
> [Checker] Execution came to an end at 1;1;2;1;2;2;0 (state: 17, depth: 7)
> [Checker] Backtracking from 1;1;2;1;2;2;0