At: P causal switchable0 2 1 2 2 1 1
1. E: EventStruct
2. x: |E| List
3. y: |E| List
4.
tr':|E| List. tr'
x 
(
x
tr'.(
y
tr'.is-send(E)(y) & (y =msg=(E) x)))
5. a: |E|
6. y = filter(
b.
(b =msg=(E) a);x)
7. tr': |E| List
8. tr'
y
9. tr: |E| List
10. tr
x
11. tr' = filter(
b.
(b =msg=(E) a);tr)
12.
x:|E|. (x
tr) 
(
y
tr.is-send(E)(y) & (y =msg=(E) x))
13. x1: |E|
14. (x1
tr')
15. y1: |E|
16. (y1
tr)
17. is-send(E)(y1)
18. y1 =msg=(E) x1

(y1 =msg=(E) a)
By:
RW assert_pushdownC 0
THEN
Analyze 0
Generated subgoal:1 | 19. y1 =msg=(E) a False |
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