[1]  1 : Running(cursor=0,len=1)
[1]    2 : Running(cursor=0,len=1)
[1]      3 : Running(cursor=0,len=3)
[1]        4 : Success(item=[y:1,x:1])
[1]      3 : Success(cursor=0,len=3)
[1]    2 : Success(cursor=0,len=1)
[1]  1 : Success(cursor=0,len=1)
[1]  1 : Running(cursor=0,len=1)
[1]    2 : Running(cursor=0,len=1)
[1]      3 : Running(cursor=0,len=3)
[1]        4 : Failure(item=[y:1,x:1],reason=)
[1]      3 : Running(cursor=1,len=3)
[1]        5 : Success()
[1]      3 : Success(cursor=1,len=3)
[1]    2 : Success(cursor=0,len=1)
[1]  1 : Success(cursor=0,len=1)
[1]  1 : Running(cursor=0,len=1)
[1]    2 : Running(cursor=0,len=1)
[1]      3 : Running(cursor=0,len=3)
[1]        4 : Success(item=[y:1,x:1])
[1]      3 : Success(cursor=0,len=3)
[1]    2 : Success(cursor=0,len=1)
[1]  1 : Success(cursor=0,len=1)
[1]  1 : Running(cursor=0,len=1)
[1]    2 : Running(cursor=0,len=1)
[1]      3 : Running(cursor=0,len=3)
[1]        4 : Failure(item=[y:1,x:1],reason=)
[1]      3 : Running(cursor=1,len=3)
[1]        5 : Success()
[1]      3 : Success(cursor=1,len=3)
[1]    2 : Success(cursor=0,len=1)
[1]  1 : Success(cursor=0,len=1)
[1]  1 : Running(cursor=0,len=1)
[1]    2 : Running(cursor=0,len=1)
[1]      3 : Running(cursor=0,len=3)
[1]        4 : Success(item=[y:1,x:1])
[1]      3 : Success(cursor=0,len=3)
[1]    2 : Success(cursor=0,len=1)
[1]  1 : Success(cursor=0,len=1)
[1]  1 : Running(cursor=0,len=1)
[1]    2 : Running(cursor=0,len=1)
[1]      3 : Running(cursor=0,len=3)
[1]        4 : Failure(item=[x:1,y:1],reason=)
[1]      3 : Running(cursor=1,len=3)
[1]        5 : Success()
[1]      3 : Success(cursor=1,len=3)
[1]    2 : Success(cursor=0,len=1)
[1]  1 : Success(cursor=0,len=1)
[1]  1 : Running(cursor=0,len=1)
[1]    2 : Running(cursor=0,len=1)
[1]      3 : Running(cursor=0,len=3)
[1]        4 : Success(item=[x:1,y:1])
[1]      3 : Success(cursor=0,len=3)
[1]    2 : Success(cursor=0,len=1)
[1]  1 : Success(cursor=0,len=1)
[1]  1 : Running(cursor=0,len=1)
[1]    2 : Running(cursor=0,len=1)
[1]      3 : Running(cursor=0,len=3)
[1]        4 : Failure(item=[x:1,y:1],reason=)
[1]      3 : Running(cursor=1,len=3)
[1]        5 : Success()
[1]      3 : Success(cursor=1,len=3)
[1]    2 : Success(cursor=0,len=1)
[1]  1 : Success(cursor=0,len=1)
[1]  1 : Running(cursor=0,len=1)
[1]    2 : Running(cursor=0,len=1)
[1]      3 : Running(cursor=0,len=3)
[1]        4 : Success(item=[y:1,x:1])
[1]      3 : Success(cursor=0,len=3)
[1]    2 : Success(cursor=0,len=1)
[1]  1 : Success(cursor=0,len=1)
[1]  1 : Running(cursor=0,len=1)
[1]    2 : Running(cursor=0,len=1)
[1]      3 : Running(cursor=0,len=3)
[1]        4 : Success(item=[y:1,x:1])
[1]      3 : Success(cursor=0,len=3)
[1]    2 : Success(cursor=0,len=1)
[1]  1 : Success(cursor=0,len=1)
[1]  1 : Running(cursor=0,len=1)
[1]    2 : Running(cursor=0,len=1)
[1]      3 : Running(cursor=0,len=3)
[1]        4 : Success(item=[y:1,x:1])
[1]      3 : Success(cursor=0,len=3)
[1]    2 : Success(cursor=0,len=1)
[1]  1 : Success(cursor=0,len=1)
[1]  1 : Running(cursor=0,len=1)
[1]    2 : Running(cursor=0,len=1)
[1]      3 : Running(cursor=0,len=3)
[1]        4 : Failure(item=[x:1,y:1],reason=)
[1]      3 : Running(cursor=1,len=3)
[1]        5 : Success()
[1]      3 : Success(cursor=1,len=3)
[1]    2 : Success(cursor=0,len=1)
[1]  1 : Success(cursor=0,len=1)
[1]  1 : Running(cursor=0,len=1)
[1]    2 : Running(cursor=0,len=1)
[1]      3 : Running(cursor=0,len=3)
[1]        4 : Failure(item=[y:1,x:1],reason=)
[1]      3 : Running(cursor=1,len=3)
[1]        5 : Success()
[1]      3 : Success(cursor=1,len=3)
[1]    2 : Success(cursor=0,len=1)
[1]  1 : Success(cursor=0,len=1)
[1]  1 : Running(cursor=0,len=1)
[1]    3 : Running(cursor=0,len=3)
[1]      4 : Failure(item=[y:1,x:1],reason=)
[1]    3 : Running(cursor=1,len=3)
[1]      5 : Success()
[1]    3 : Success(cursor=1,len=3)
[1]  1 : Success(cursor=0,len=1)
[1]  1 : Running(cursor=0,len=1)
[1]    3 : Running(cursor=0,len=3)
[1]      4 : Success(item=[y:1,x:1])
[1]    3 : Success(cursor=0,len=3)
[1]  1 : Success(cursor=0,len=1)
[1]  1 : Running(cursor=0,len=1)
[1]    3 : Running(cursor=0,len=3)
[1]      4 : Failure(item=[y:1,x:1],reason=)
[1]    3 : Running(cursor=1,len=3)
[1]      5 : Success()
[1]    3 : Success(cursor=1,len=3)
[1]  1 : Success(cursor=0,len=1)
[1]  1 : Running(cursor=0,len=1)
[1]    2 : Running(cursor=0,len=1)
[1]      3 : Running(cursor=0,len=3)
[1]        4 : Failure(item=[x:1,y:1],reason=)
[1]      3 : Running(cursor=1,len=3)
[1]        5 : Success()
[1]      3 : Success(cursor=1,len=3)
[1]    2 : Success(cursor=0,len=1)
[1]  1 : Success(cursor=0,len=1)
[1]  1 : Running(cursor=0,len=1)
[1]    2 : Running(cursor=0,len=1)
[1]      3 : Running(cursor=0,len=3)
[1]        4 : Success(item=[x:1,y:1])
[1]      3 : Success(cursor=0,len=3)
[1]    2 : Success(cursor=0,len=1)
[1]  1 : Success(cursor=0,len=1)
[1]  1 : Running(cursor=0,len=1)
[1]    2 : Running(cursor=0,len=1)
[1]      3 : Running(cursor=0,len=3)
[1]        4 : Success(item=[x:1,y:1])
[1]      3 : Success(cursor=0,len=3)
[1]    2 : Success(cursor=0,len=1)
[1]  1 : Success(cursor=0,len=1)
[1]  1 : Running(cursor=0,len=1)
[1]    2 : Running(cursor=0,len=1)
[1]      3 : Running(cursor=0,len=3)
[1]        4 : Failure(item=[y:1,x:1],reason=)
[1]      3 : Running(cursor=1,len=3)
[1]        5 : Success()
[1]      3 : Success(cursor=1,len=3)
[1]    2 : Success(cursor=0,len=1)
[1]  1 : Success(cursor=0,len=1)
[1]  1 : Running(cursor=0,len=1)
[1]    2 : Running(cursor=0,len=1)
[1]      3 : Running(cursor=0,len=3)
[1]        4 : Failure(item=[y:1,x:1],reason=)
[1]      3 : Running(cursor=1,len=3)
[1]        5 : Success()
[1]      3 : Success(cursor=1,len=3)
[1]    2 : Success(cursor=0,len=1)
[1]  1 : Success(cursor=0,len=1)
[1]  1 : Running(cursor=0,len=1)
[1]    2 : Running(cursor=0,len=1)
[1]      3 : Running(cursor=0,len=3)
[1]        4 : Success(item=[x:1,y:1])
[1]      3 : Success(cursor=0,len=3,prev_cursor=0)
[1]    2 : Success(cursor=0,len=1,prev_cursor=0)
[1]  1 : Success(cursor=0,len=1)
[1]  1 : Running(cursor=0,len=1)
[1]    2 : Running(cursor=0,len=1)
[1]      3 : Running(cursor=0,len=3)
[1]        4 : Failure(item=[y:1,x:1],reason=)
[1]      3 : Running(cursor=1,len=3)
[1]        5 : Success()
[1]      3 : Success(cursor=1,len=3,prev_cursor=0)
[1]    2 : Success(cursor=0,len=1,prev_cursor=0)
[1]  1 : Success(cursor=0,len=1)
[1]  1 : Running(cursor=0,len=1)
[1]    2 : Running(cursor=0,len=1)
[1]      3 : Running(cursor=0,len=3)
[1]        4 : Success(item=[y:1,x:1])
[1]      3 : Success(cursor=0,len=3,prev_cursor=0)
[1]    2 : Success(cursor=0,len=1,prev_cursor=0)
[1]  1 : Success(cursor=0,len=1)
[1]  1 : Running(cursor=0,len=1)
[1]    2 : Running(cursor=0,len=1)
[1]      3 : Running(cursor=0,len=3)
[1]        4 : Success(item=[y:1,x:1])
[1]      3 : Success(cursor=0,len=3,prev_cursor=0)
[1]    2 : Success(cursor=0,len=1,prev_cursor=0)
[1]  1 : Success(cursor=0,len=1)
[1]  1 : Running(cursor=0,len=1)
[1]    2 : Running(cursor=0,len=1)
[1]      3 : Running(cursor=0,len=3)
[1]        4 : Success(item=[y:1,x:1])
[1]      3 : Success(cursor=0,len=3,prev_cursor=0)
[1]    2 : Success(cursor=0,len=1,prev_cursor=0)
[1]  1 : Success(cursor=0,len=1)
[1]  1 : Running(cursor=0,len=1)
[1]    2 : Running(cursor=0,len=1)
[1]      3 : Running(cursor=0,len=3)
[1]        4 : Failure(item=[x:1,y:1],reason=)
[1]      3 : Running(cursor=1,len=3)
[1]        5 : Success()
[1]      3 : Success(cursor=1,len=3,prev_cursor=0)
[1]    2 : Success(cursor=0,len=1,prev_cursor=0)
[1]  1 : Success(cursor=0,len=1)
[1]  1 : Running(cursor=0,len=1)
[1]    2 : Running(cursor=0,len=1)
[1]      3 : Running(cursor=0,len=3)
[1]        4 : Failure(item=[x:1,y:1],reason=)
[1]      3 : Running(cursor=1,len=3)
[1]        5 : Success()
[1]      3 : Success(cursor=1,len=3,prev_cursor=0)
[1]    2 : Success(cursor=0,len=1,prev_cursor=0)
[1]  1 : Success(cursor=0,len=1)