ExecutionLog
|
`- Expected Cost
   |
   +- [f]
   |    0
   |
   +- [Program]
   |    flag :~ {1 : 1}
   |    0:While(flag  1)
   |        Choice
   |          3/4: flag :~ {1 : 0}
   |          1/4: Choice
   |                 1/3: flag :~ {1 : 0}
   |                 2/3: flag :~ {1 : 1}
   |        Tick(1)
   |
   +- While.step
   |  |
   |  +- [Problem]
   |  |    0:While(flag  1)
   |  |        Choice
   |  |          3/4: flag :~ {1 : 0}
   |  |          1/4: Choice
   |  |                 1/3: flag :~ {1 : 0}
   |  |                 2/3: flag :~ {1 : 1}
   |  |        Tick(1)
   |  |
   |  +- [f]
   |  |    0
   |  |
   |  +- Expected Cost Body
   |  |  |
   |  |  `- [1 | ]
   |  |
   |  +- linear-template
   |  |  |
   |  |  `- 1 + [flag | flag  0]
   |  |
   |  +- [Norms]
   |  |    [[1 | ],[flag | flag  0]]
   |  |
   |  +- [Invariant]
   |  |    flag  1 ==> [1 | ] + h([1 | ],1/6)  h([1 | ],[flag | flag  0])
   |  |    1  1 + flag ==> 0  h([1 | ],[flag | flag  0])
   |  |
   |  `- 6/5[flag | flag  0]
   |
   `- 6/5

[Success] 6/5
Degree: 0