fixpoint "--eliminate=all"

// bind  0 x1 : {v: int | v = 10 }
ebind 0 x1 : { int }

constraint:
  env [0]
  lhs {v1 : int | v1 = 10}
  rhs {v1 : int | v1 = x1}
  id 1 tag []

constraint:
  env [0]
  lhs {v2 : int | v2 = x1 + 1 }
  rhs {v2 : int | v2 = 11     }
  id 2 tag []