/usr/bin/z3 fixedpoint.engine=spacer /storage/chc-comp/llreve-bench/smt2/loop__upcount.smt2


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BRUNCH_STAT max_query_lvl 4
BRUNCH_STAT num_queries 19
BRUNCH_STAT num_reach_queries 0
BRUNCH_STAT num_reach_reuse 0
BRUNCH_STAT inductive_lvl 1
BRUNCH_STAT max_depth 4
BRUNCH_STAT cex_depth 0
sat
(model 
  (define-fun INV_MAIN_42 ((x!0 Int) (x!1 Int) (x!2 Int) (x!3 Int)) Bool
    (let ((a!1 (not (>= (+ x!0 (* (- 1) x!2)) 2)))
          (a!2 (not (<= (+ x!0 (* (- 1) x!2)) 0)))
          (a!3 (or (<= (+ x!0 (* (- 1) x!2)) 0) (not (>= x!1 0)))))
    (let ((a!4 (or (>= (+ x!1 (* (- 1) x!3)) 0) a!2)))
      (and (>= (+ x!3 (* (- 1) x!1)) 0)
           (>= (+ x!0 (* (- 1) x!2)) 0)
           a!1
           (or (>= x!1 0) (<= x!3 0))
           (or a!2 (>= x!1 0))
           a!3
           a!4))))
)