Initial Problem

Start: l0
Program_Vars: X₀, X₁, X₂, X₃
Temp_Vars:
Locations: l0, l1, l2, l3, l4, l5, l6
Transitions:
t₀: l0(X₀, X₁, X₂, X₃) → l2(X₀, X₁, X₂, X₃)
t₂: l1(X₀, X₁, X₂, X₃) → l3(X₀, X₁, X₂, X₃) :|: 0 ≤ X₀ ∧ X₀ ≤ X₁
t₃: l1(X₀, X₁, X₂, X₃) → l4(X₀, X₁, X₂, X₃) :|: X₀ < 0
t₄: l1(X₀, X₁, X₂, X₃) → l4(X₀, X₁, X₂, X₃) :|: X₁ < X₀
t₁: l2(X₀, X₁, X₂, X₃) → l1(X₂, 20, X₂, X₃)
t₅: l3(X₀, X₁, X₂, X₃) → l1(X₀, X₁, X₂, X₃) :|: 0 ≤ X₀ ∧ X₀ ≤ 0 ∧ X₀ ≤ X₁ ∧ X₁ ≤ X₀
t₆: l3(X₀, X₁, X₂, X₃) → l5(X₀, X₁, X₂, X₃) :|: 0 < X₀
t₇: l3(X₀, X₁, X₂, X₃) → l5(X₀, X₁, X₂, X₃) :|: X₀ < 0
t₈: l3(X₀, X₁, X₂, X₃) → l5(X₀, X₁, X₂, X₃) :|: X₀ < X₁
t₉: l3(X₀, X₁, X₂, X₃) → l5(X₀, X₁, X₂, X₃) :|: X₁ < X₀
t₁₉: l4(X₀, X₁, X₂, X₃) → l6(X₀, X₁, X₂, X₃)
t₁₀: l5(X₀, X₁, X₂, X₃) → l1(0, X₁-1, X₂, X₃) :|: X₀ ≤ X₁ ∧ X₁ ≤ X₀ ∧ X₀ ≤ X₁ ∧ X₁ ≤ X₀
t₁₁: l5(X₀, X₁, X₂, X₃) → l1(X₀+1, X₁-1, X₂, X₃) :|: X₀ ≤ X₁ ∧ X₁ ≤ X₀ ∧ X₀ < X₁
t₁₂: l5(X₀, X₁, X₂, X₃) → l1(X₀+1, X₁-1, X₂, X₃) :|: X₀ ≤ X₁ ∧ X₁ ≤ X₀ ∧ X₁ < X₀
t₁₃: l5(X₀, X₁, X₂, X₃) → l1(0, X₁, X₂, X₃) :|: X₀ < X₁ ∧ X₀ ≤ X₁ ∧ X₁ ≤ X₀
t₁₄: l5(X₀, X₁, X₂, X₃) → l1(0, X₁, X₂, X₃) :|: X₁ < X₀ ∧ X₀ ≤ X₁ ∧ X₁ ≤ X₀
t₁₅: l5(X₀, X₁, X₂, X₃) → l1(X₀+1, X₁, X₂, X₃) :|: X₀ < X₁ ∧ X₀ < X₁
t₁₆: l5(X₀, X₁, X₂, X₃) → l1(X₀+1, X₁, X₂, X₃) :|: X₀ < X₁ ∧ X₁ < X₀
t₁₇: l5(X₀, X₁, X₂, X₃) → l1(X₀+1, X₁, X₂, X₃) :|: X₁ < X₀ ∧ X₀ < X₁
t₁₈: l5(X₀, X₁, X₂, X₃) → l1(X₀+1, X₁, X₂, X₃) :|: X₁ < X₀ ∧ X₁ < X₀

Preprocessing

Cut unsatisfiable transition t₇: l3→l5

Cut unsatisfiable transition t₉: l3→l5

Cut unsatisfiable transition t₁₁: l5→l1

Cut unsatisfiable transition t₁₂: l5→l1

Cut unsatisfiable transition t₁₃: l5→l1

Cut unsatisfiable transition t₁₄: l5→l1

Cut unsatisfiable transition t₁₆: l5→l1

Cut unsatisfiable transition t₁₇: l5→l1

Eliminate variables {X₃} that do not contribute to the problem

Found invariant X₁ ≤ 20 ∧ 0 ≤ X₁ for location l6

Found invariant X₁ ≤ 20 ∧ X₁ ≤ 20+X₀ ∧ X₀+X₁ ≤ 40 ∧ 1 ≤ X₁ ∧ 1 ≤ X₀+X₁ ∧ X₀ ≤ X₁ ∧ X₀ ≤ 20 ∧ 0 ≤ X₀ for location l5

Found invariant X₁ ≤ 20 ∧ 0 ≤ X₁ for location l1

Found invariant X₁ ≤ 20 ∧ 0 ≤ X₁ for location l4

Found invariant X₁ ≤ 20 ∧ X₁ ≤ 20+X₀ ∧ X₀+X₁ ≤ 40 ∧ 0 ≤ X₁ ∧ 0 ≤ X₀+X₁ ∧ X₀ ≤ X₁ ∧ X₀ ≤ 20 ∧ 0 ≤ X₀ for location l3

Cut unsatisfiable transition t₇₅: l5→l1

Problem after Preprocessing

Start: l0
Program_Vars: X₀, X₁, X₂
Temp_Vars:
Locations: l0, l1, l2, l3, l4, l5, l6
Transitions:
t₆₄: l0(X₀, X₁, X₂) → l2(X₀, X₁, X₂)
t₆₅: l1(X₀, X₁, X₂) → l3(X₀, X₁, X₂) :|: 0 ≤ X₀ ∧ X₀ ≤ X₁ ∧ X₁ ≤ 20 ∧ 0 ≤ X₁
t₆₆: l1(X₀, X₁, X₂) → l4(X₀, X₁, X₂) :|: X₀ < 0 ∧ X₁ ≤ 20 ∧ 0 ≤ X₁
t₆₇: l1(X₀, X₁, X₂) → l4(X₀, X₁, X₂) :|: X₁ < X₀ ∧ X₁ ≤ 20 ∧ 0 ≤ X₁
t₆₈: l2(X₀, X₁, X₂) → l1(X₂, 20, X₂)
t₆₉: l3(X₀, X₁, X₂) → l1(X₀, X₁, X₂) :|: 0 ≤ X₀ ∧ X₀ ≤ 0 ∧ X₀ ≤ X₁ ∧ X₁ ≤ X₀ ∧ X₁ ≤ 20 ∧ X₁ ≤ 20+X₀ ∧ X₀+X₁ ≤ 40 ∧ 0 ≤ X₁ ∧ 0 ≤ X₀+X₁ ∧ X₀ ≤ X₁ ∧ X₀ ≤ 20 ∧ 0 ≤ X₀
t₇₀: l3(X₀, X₁, X₂) → l5(X₀, X₁, X₂) :|: 0 < X₀ ∧ X₁ ≤ 20 ∧ X₁ ≤ 20+X₀ ∧ X₀+X₁ ≤ 40 ∧ 0 ≤ X₁ ∧ 0 ≤ X₀+X₁ ∧ X₀ ≤ X₁ ∧ X₀ ≤ 20 ∧ 0 ≤ X₀
t₇₁: l3(X₀, X₁, X₂) → l5(X₀, X₁, X₂) :|: X₀ < X₁ ∧ X₁ ≤ 20 ∧ X₁ ≤ 20+X₀ ∧ X₀+X₁ ≤ 40 ∧ 0 ≤ X₁ ∧ 0 ≤ X₀+X₁ ∧ X₀ ≤ X₁ ∧ X₀ ≤ 20 ∧ 0 ≤ X₀
t₇₂: l4(X₀, X₁, X₂) → l6(X₀, X₁, X₂) :|: X₁ ≤ 20 ∧ 0 ≤ X₁
t₇₃: l5(X₀, X₁, X₂) → l1(0, X₁-1, X₂) :|: X₀ ≤ X₁ ∧ X₁ ≤ X₀ ∧ X₀ ≤ X₁ ∧ X₁ ≤ X₀ ∧ X₁ ≤ 20 ∧ X₁ ≤ 20+X₀ ∧ X₀+X₁ ≤ 40 ∧ 1 ≤ X₁ ∧ 1 ≤ X₀+X₁ ∧ X₀ ≤ X₁ ∧ X₀ ≤ 20 ∧ 0 ≤ X₀
t₇₄: l5(X₀, X₁, X₂) → l1(X₀+1, X₁, X₂) :|: X₀ < X₁ ∧ X₀ < X₁ ∧ X₁ ≤ 20 ∧ X₁ ≤ 20+X₀ ∧ X₀+X₁ ≤ 40 ∧ 1 ≤ X₁ ∧ 1 ≤ X₀+X₁ ∧ X₀ ≤ X₁ ∧ X₀ ≤ 20 ∧ 0 ≤ X₀

Analysing control-flow refined program

Found invariant 0 ≤ X₂ ∧ 1 ≤ X₁+X₂ ∧ X₁ ≤ 19+X₂ ∧ 1 ≤ X₀+X₂ ∧ X₀ ≤ 1+X₂ ∧ X₁ ≤ 19 ∧ X₁ ≤ 18+X₀ ∧ X₀+X₁ ≤ 20 ∧ 1 ≤ X₁ ∧ 2 ≤ X₀+X₁ ∧ X₀ ≤ X₁ ∧ X₀ ≤ 1 ∧ 1 ≤ X₀ for location n_l1___12

Found invariant X₂ ≤ 19 ∧ 1+X₂ ≤ X₁ ∧ X₁+X₂ ≤ 39 ∧ X₂ ≤ X₀ ∧ X₀+X₂ ≤ 38 ∧ 0 ≤ X₂ ∧ 20 ≤ X₁+X₂ ∧ X₁ ≤ 20+X₂ ∧ 0 ≤ X₀+X₂ ∧ X₀ ≤ X₂ ∧ X₁ ≤ 20 ∧ X₁ ≤ 20+X₀ ∧ X₀+X₁ ≤ 39 ∧ 20 ≤ X₁ ∧ 20 ≤ X₀+X₁ ∧ 1+X₀ ≤ X₁ ∧ X₀ ≤ 19 ∧ 0 ≤ X₀ for location n_l5___17

Found invariant 0 ≤ X₂ ∧ 0 ≤ X₁+X₂ ∧ X₁ ≤ X₂ ∧ 0 ≤ X₀+X₂ ∧ X₀ ≤ X₂ ∧ X₁ ≤ 0 ∧ X₁ ≤ X₀ ∧ X₀+X₁ ≤ 0 ∧ 0 ≤ X₁ ∧ 0 ≤ X₀+X₁ ∧ X₀ ≤ X₁ ∧ X₀ ≤ 0 ∧ 0 ≤ X₀ for location n_l1___6

Found invariant 0 ≤ X₂ ∧ 2 ≤ X₁+X₂ ∧ X₁ ≤ 20+X₂ ∧ 1 ≤ X₀+X₂ ∧ X₀ ≤ 19+X₂ ∧ X₁ ≤ 20 ∧ X₁ ≤ 19+X₀ ∧ X₀+X₁ ≤ 39 ∧ 2 ≤ X₁ ∧ 3 ≤ X₀+X₁ ∧ 1+X₀ ≤ X₁ ∧ X₀ ≤ 19 ∧ 1 ≤ X₀ for location n_l5___1

Found invariant 0 ≤ X₂ ∧ 0 ≤ X₁+X₂ ∧ X₁ ≤ X₂ ∧ 0 ≤ X₀+X₂ ∧ X₀ ≤ X₂ ∧ X₁ ≤ 0 ∧ X₁ ≤ X₀ ∧ X₀+X₁ ≤ 0 ∧ 0 ≤ X₁ ∧ 0 ≤ X₀+X₁ ∧ X₀ ≤ X₁ ∧ X₀ ≤ 0 ∧ 0 ≤ X₀ for location n_l3___4

Found invariant X₂ ≤ X₀ ∧ X₀ ≤ X₂ ∧ X₁ ≤ 20 ∧ 20 ≤ X₁ for location l6

Found invariant 0 ≤ X₂ ∧ 2 ≤ X₁+X₂ ∧ X₁ ≤ 19+X₂ ∧ 1 ≤ X₀+X₂ ∧ X₀ ≤ 1+X₂ ∧ X₁ ≤ 19 ∧ X₁ ≤ 18+X₀ ∧ X₀+X₁ ≤ 20 ∧ 2 ≤ X₁ ∧ 3 ≤ X₀+X₁ ∧ 1+X₀ ≤ X₁ ∧ X₀ ≤ 1 ∧ 1 ≤ X₀ for location n_l5___9

Found invariant 0 ≤ X₂ ∧ 1 ≤ X₁+X₂ ∧ X₁ ≤ 19+X₂ ∧ 0 ≤ X₀+X₂ ∧ X₀ ≤ X₂ ∧ X₁ ≤ 19 ∧ X₁ ≤ 19+X₀ ∧ X₀+X₁ ≤ 19 ∧ 1 ≤ X₁ ∧ 1 ≤ X₀+X₁ ∧ 1+X₀ ≤ X₁ ∧ X₀ ≤ 0 ∧ 0 ≤ X₀ for location n_l5___5

Found invariant X₂ ≤ 20 ∧ X₂ ≤ X₁ ∧ X₁+X₂ ≤ 40 ∧ X₂ ≤ X₀ ∧ X₀+X₂ ≤ 40 ∧ 0 ≤ X₂ ∧ 20 ≤ X₁+X₂ ∧ X₁ ≤ 20+X₂ ∧ 0 ≤ X₀+X₂ ∧ X₀ ≤ X₂ ∧ X₁ ≤ 20 ∧ X₁ ≤ 20+X₀ ∧ X₀+X₁ ≤ 40 ∧ 20 ≤ X₁ ∧ 20 ≤ X₀+X₁ ∧ X₀ ≤ X₁ ∧ X₀ ≤ 20 ∧ 0 ≤ X₀ for location n_l3___19

Found invariant X₂ ≤ 20 ∧ X₂ ≤ X₁ ∧ X₁+X₂ ≤ 40 ∧ X₂ ≤ X₀ ∧ X₀+X₂ ≤ 40 ∧ 1 ≤ X₂ ∧ 21 ≤ X₁+X₂ ∧ X₁ ≤ 19+X₂ ∧ 2 ≤ X₀+X₂ ∧ X₀ ≤ X₂ ∧ X₁ ≤ 20 ∧ X₁ ≤ 19+X₀ ∧ X₀+X₁ ≤ 40 ∧ 20 ≤ X₁ ∧ 21 ≤ X₀+X₁ ∧ X₀ ≤ X₁ ∧ X₀ ≤ 20 ∧ 1 ≤ X₀ for location n_l5___18

Found invariant 0 ≤ X₂ ∧ 1 ≤ X₁+X₂ ∧ X₁ ≤ 20+X₂ ∧ 1 ≤ X₀+X₂ ∧ X₀ ≤ 20+X₂ ∧ X₁ ≤ 20 ∧ X₁ ≤ 19+X₀ ∧ X₀+X₁ ≤ 40 ∧ 1 ≤ X₁ ∧ 2 ≤ X₀+X₁ ∧ X₀ ≤ X₁ ∧ X₀ ≤ 20 ∧ 1 ≤ X₀ for location n_l3___3

Found invariant 0 ≤ X₂ ∧ 1 ≤ X₁+X₂ ∧ X₁ ≤ 19+X₂ ∧ 1 ≤ X₀+X₂ ∧ X₀ ≤ 1+X₂ ∧ X₁ ≤ 19 ∧ X₁ ≤ 18+X₀ ∧ X₀+X₁ ≤ 20 ∧ 1 ≤ X₁ ∧ 2 ≤ X₀+X₁ ∧ X₀ ≤ X₁ ∧ X₀ ≤ 1 ∧ 1 ≤ X₀ for location n_l5___10

Found invariant 0 ≤ X₂ ∧ 1 ≤ X₁+X₂ ∧ X₁ ≤ 20+X₂ ∧ 1 ≤ X₀+X₂ ∧ X₀ ≤ 20+X₂ ∧ X₁ ≤ 20 ∧ X₁ ≤ 19+X₀ ∧ X₀+X₁ ≤ 40 ∧ 1 ≤ X₁ ∧ 2 ≤ X₀+X₁ ∧ X₀ ≤ X₁ ∧ X₀ ≤ 20 ∧ 1 ≤ X₀ for location n_l5___2

Found invariant 0 ≤ X₂ ∧ 0 ≤ X₁+X₂ ∧ X₁ ≤ 19+X₂ ∧ 0 ≤ X₀+X₂ ∧ X₀ ≤ X₂ ∧ X₁ ≤ 19 ∧ X₁ ≤ 19+X₀ ∧ X₀+X₁ ≤ 19 ∧ 0 ≤ X₁ ∧ 0 ≤ X₀+X₁ ∧ X₀ ≤ X₁ ∧ X₀ ≤ 0 ∧ 0 ≤ X₀ for location n_l1___8

Found invariant 0 ≤ X₂ ∧ 1 ≤ X₁+X₂ ∧ X₁ ≤ 19+X₂ ∧ 1 ≤ X₀+X₂ ∧ X₀ ≤ 1+X₂ ∧ X₁ ≤ 19 ∧ X₁ ≤ 18+X₀ ∧ X₀+X₁ ≤ 20 ∧ 1 ≤ X₁ ∧ 2 ≤ X₀+X₁ ∧ X₀ ≤ X₁ ∧ X₀ ≤ 1 ∧ 1 ≤ X₀ for location n_l3___11

Found invariant X₂ ≤ 20 ∧ X₂ ≤ 1+X₁ ∧ X₁+X₂ ≤ 39 ∧ X₂ ≤ 20+X₀ ∧ X₀+X₂ ≤ 20 ∧ 20 ≤ X₂ ∧ 39 ≤ X₁+X₂ ∧ 1+X₁ ≤ X₂ ∧ 20 ≤ X₀+X₂ ∧ 20+X₀ ≤ X₂ ∧ X₁ ≤ 19 ∧ X₁ ≤ 19+X₀ ∧ X₀+X₁ ≤ 19 ∧ 19 ≤ X₁ ∧ 19 ≤ X₀+X₁ ∧ 19+X₀ ≤ X₁ ∧ X₀ ≤ 0 ∧ 0 ≤ X₀ for location n_l3___14

Found invariant X₂ ≤ 20 ∧ X₂ ≤ 1+X₁ ∧ X₁+X₂ ≤ 39 ∧ X₂ ≤ 20+X₀ ∧ X₀+X₂ ≤ 20 ∧ 20 ≤ X₂ ∧ 39 ≤ X₁+X₂ ∧ 1+X₁ ≤ X₂ ∧ 20 ≤ X₀+X₂ ∧ 20+X₀ ≤ X₂ ∧ X₁ ≤ 19 ∧ X₁ ≤ 19+X₀ ∧ X₀+X₁ ≤ 19 ∧ 19 ≤ X₁ ∧ 19 ≤ X₀+X₁ ∧ 19+X₀ ≤ X₁ ∧ X₀ ≤ 0 ∧ 0 ≤ X₀ for location n_l5___13

Found invariant 0 ≤ X₂ ∧ 2 ≤ X₁+X₂ ∧ X₁ ≤ 20+X₂ ∧ 1 ≤ X₀+X₂ ∧ X₀ ≤ 20+X₂ ∧ X₁ ≤ 20 ∧ X₁ ≤ 19+X₀ ∧ X₀+X₁ ≤ 40 ∧ 2 ≤ X₁ ∧ 4 ≤ X₀+X₁ ∧ X₀ ≤ X₁ ∧ X₀ ≤ 20 ∧ 1 ≤ X₀ for location n_l1___15

Found invariant X₂ ≤ 20 ∧ X₂ ≤ 1+X₁ ∧ X₁+X₂ ≤ 39 ∧ X₂ ≤ 20+X₀ ∧ X₀+X₂ ≤ 20 ∧ 20 ≤ X₂ ∧ 39 ≤ X₁+X₂ ∧ 1+X₁ ≤ X₂ ∧ 20 ≤ X₀+X₂ ∧ 20+X₀ ≤ X₂ ∧ X₁ ≤ 19 ∧ X₁ ≤ 19+X₀ ∧ X₀+X₁ ≤ 19 ∧ 19 ≤ X₁ ∧ 19 ≤ X₀+X₁ ∧ 19+X₀ ≤ X₁ ∧ X₀ ≤ 0 ∧ 0 ≤ X₀ for location n_l1___16

Found invariant X₂ ≤ X₀ ∧ X₀ ≤ X₂ ∧ X₁ ≤ 20 ∧ 20 ≤ X₁ for location l1

Found invariant X₂ ≤ X₀ ∧ X₀ ≤ X₂ ∧ X₁ ≤ 20 ∧ 20 ≤ X₁ for location l4

Found invariant 0 ≤ X₂ ∧ 0 ≤ X₁+X₂ ∧ X₁ ≤ 19+X₂ ∧ 0 ≤ X₀+X₂ ∧ X₀ ≤ X₂ ∧ X₁ ≤ 19 ∧ X₁ ≤ 19+X₀ ∧ X₀+X₁ ≤ 19 ∧ 0 ≤ X₁ ∧ 0 ≤ X₀+X₁ ∧ X₀ ≤ X₁ ∧ X₀ ≤ 0 ∧ 0 ≤ X₀ for location n_l3___7

Found invariant 0 ≤ X₂ ∧ 1 ≤ X₁+X₂ ∧ X₁ ≤ 19+X₂ ∧ 1 ≤ X₀+X₂ ∧ X₀ ≤ 1+X₂ ∧ X₁ ≤ 19 ∧ X₁ ≤ 18+X₀ ∧ X₀+X₁ ≤ 20 ∧ 1 ≤ X₁ ∧ 2 ≤ X₀+X₁ ∧ X₀ ≤ X₁ ∧ X₀ ≤ 1 ∧ 1 ≤ X₀ for location n_l1___12

Found invariant X₂ ≤ 19 ∧ 1+X₂ ≤ X₁ ∧ X₁+X₂ ≤ 39 ∧ X₂ ≤ X₀ ∧ X₀+X₂ ≤ 38 ∧ 0 ≤ X₂ ∧ 20 ≤ X₁+X₂ ∧ X₁ ≤ 20+X₂ ∧ 0 ≤ X₀+X₂ ∧ X₀ ≤ X₂ ∧ X₁ ≤ 20 ∧ X₁ ≤ 20+X₀ ∧ X₀+X₁ ≤ 39 ∧ 20 ≤ X₁ ∧ 20 ≤ X₀+X₁ ∧ 1+X₀ ≤ X₁ ∧ X₀ ≤ 19 ∧ 0 ≤ X₀ for location n_l5___17

Found invariant 0 ≤ X₂ ∧ 0 ≤ X₁+X₂ ∧ X₁ ≤ X₂ ∧ 0 ≤ X₀+X₂ ∧ X₀ ≤ X₂ ∧ X₁ ≤ 0 ∧ X₁ ≤ X₀ ∧ X₀+X₁ ≤ 0 ∧ 0 ≤ X₁ ∧ 0 ≤ X₀+X₁ ∧ X₀ ≤ X₁ ∧ X₀ ≤ 0 ∧ 0 ≤ X₀ for location n_l1___6

Found invariant 0 ≤ X₂ ∧ 2 ≤ X₁+X₂ ∧ X₁ ≤ 20+X₂ ∧ 1 ≤ X₀+X₂ ∧ X₀ ≤ 19+X₂ ∧ X₁ ≤ 20 ∧ X₁ ≤ 19+X₀ ∧ X₀+X₁ ≤ 39 ∧ 2 ≤ X₁ ∧ 3 ≤ X₀+X₁ ∧ 1+X₀ ≤ X₁ ∧ X₀ ≤ 19 ∧ 1 ≤ X₀ for location n_l5___1

Found invariant 0 ≤ X₂ ∧ 0 ≤ X₁+X₂ ∧ X₁ ≤ X₂ ∧ 0 ≤ X₀+X₂ ∧ X₀ ≤ X₂ ∧ X₁ ≤ 0 ∧ X₁ ≤ X₀ ∧ X₀+X₁ ≤ 0 ∧ 0 ≤ X₁ ∧ 0 ≤ X₀+X₁ ∧ X₀ ≤ X₁ ∧ X₀ ≤ 0 ∧ 0 ≤ X₀ for location n_l3___4

Found invariant X₂ ≤ X₀ ∧ X₀ ≤ X₂ ∧ X₁ ≤ 20 ∧ 20 ≤ X₁ for location l6

Found invariant 0 ≤ X₂ ∧ 2 ≤ X₁+X₂ ∧ X₁ ≤ 19+X₂ ∧ 1 ≤ X₀+X₂ ∧ X₀ ≤ 1+X₂ ∧ X₁ ≤ 19 ∧ X₁ ≤ 18+X₀ ∧ X₀+X₁ ≤ 20 ∧ 2 ≤ X₁ ∧ 3 ≤ X₀+X₁ ∧ 1+X₀ ≤ X₁ ∧ X₀ ≤ 1 ∧ 1 ≤ X₀ for location n_l5___9

Found invariant 0 ≤ X₂ ∧ 1 ≤ X₁+X₂ ∧ X₁ ≤ 19+X₂ ∧ 0 ≤ X₀+X₂ ∧ X₀ ≤ X₂ ∧ X₁ ≤ 19 ∧ X₁ ≤ 19+X₀ ∧ X₀+X₁ ≤ 19 ∧ 1 ≤ X₁ ∧ 1 ≤ X₀+X₁ ∧ 1+X₀ ≤ X₁ ∧ X₀ ≤ 0 ∧ 0 ≤ X₀ for location n_l5___5

Found invariant X₂ ≤ 20 ∧ X₂ ≤ X₁ ∧ X₁+X₂ ≤ 40 ∧ X₂ ≤ X₀ ∧ X₀+X₂ ≤ 40 ∧ 0 ≤ X₂ ∧ 20 ≤ X₁+X₂ ∧ X₁ ≤ 20+X₂ ∧ 0 ≤ X₀+X₂ ∧ X₀ ≤ X₂ ∧ X₁ ≤ 20 ∧ X₁ ≤ 20+X₀ ∧ X₀+X₁ ≤ 40 ∧ 20 ≤ X₁ ∧ 20 ≤ X₀+X₁ ∧ X₀ ≤ X₁ ∧ X₀ ≤ 20 ∧ 0 ≤ X₀ for location n_l3___19

Found invariant X₂ ≤ 20 ∧ X₂ ≤ X₁ ∧ X₁+X₂ ≤ 40 ∧ X₂ ≤ X₀ ∧ X₀+X₂ ≤ 40 ∧ 1 ≤ X₂ ∧ 21 ≤ X₁+X₂ ∧ X₁ ≤ 19+X₂ ∧ 2 ≤ X₀+X₂ ∧ X₀ ≤ X₂ ∧ X₁ ≤ 20 ∧ X₁ ≤ 19+X₀ ∧ X₀+X₁ ≤ 40 ∧ 20 ≤ X₁ ∧ 21 ≤ X₀+X₁ ∧ X₀ ≤ X₁ ∧ X₀ ≤ 20 ∧ 1 ≤ X₀ for location n_l5___18

Found invariant 0 ≤ X₂ ∧ 2 ≤ X₁+X₂ ∧ X₁ ≤ 20+X₂ ∧ 1 ≤ X₀+X₂ ∧ X₀ ≤ 20+X₂ ∧ X₁ ≤ 20 ∧ X₁ ≤ 19+X₀ ∧ X₀+X₁ ≤ 40 ∧ 2 ≤ X₁ ∧ 4 ≤ X₀+X₁ ∧ X₀ ≤ X₁ ∧ X₀ ≤ 20 ∧ 1 ≤ X₀ for location n_l3___3

Found invariant 0 ≤ X₂ ∧ 1 ≤ X₁+X₂ ∧ X₁ ≤ 19+X₂ ∧ 1 ≤ X₀+X₂ ∧ X₀ ≤ 1+X₂ ∧ X₁ ≤ 19 ∧ X₁ ≤ 18+X₀ ∧ X₀+X₁ ≤ 20 ∧ 1 ≤ X₁ ∧ 2 ≤ X₀+X₁ ∧ X₀ ≤ X₁ ∧ X₀ ≤ 1 ∧ 1 ≤ X₀ for location n_l5___10

Found invariant 0 ≤ X₂ ∧ 2 ≤ X₁+X₂ ∧ X₁ ≤ 20+X₂ ∧ 1 ≤ X₀+X₂ ∧ X₀ ≤ 20+X₂ ∧ X₁ ≤ 20 ∧ X₁ ≤ 19+X₀ ∧ X₀+X₁ ≤ 40 ∧ 2 ≤ X₁ ∧ 4 ≤ X₀+X₁ ∧ X₀ ≤ X₁ ∧ X₀ ≤ 20 ∧ 1 ≤ X₀ for location n_l5___2

Found invariant 0 ≤ X₂ ∧ 0 ≤ X₁+X₂ ∧ X₁ ≤ 19+X₂ ∧ 0 ≤ X₀+X₂ ∧ X₀ ≤ X₂ ∧ X₁ ≤ 19 ∧ X₁ ≤ 19+X₀ ∧ X₀+X₁ ≤ 19 ∧ 0 ≤ X₁ ∧ 0 ≤ X₀+X₁ ∧ X₀ ≤ X₁ ∧ X₀ ≤ 0 ∧ 0 ≤ X₀ for location n_l1___8

Found invariant 0 ≤ X₂ ∧ 1 ≤ X₁+X₂ ∧ X₁ ≤ 19+X₂ ∧ 1 ≤ X₀+X₂ ∧ X₀ ≤ 1+X₂ ∧ X₁ ≤ 19 ∧ X₁ ≤ 18+X₀ ∧ X₀+X₁ ≤ 20 ∧ 1 ≤ X₁ ∧ 2 ≤ X₀+X₁ ∧ X₀ ≤ X₁ ∧ X₀ ≤ 1 ∧ 1 ≤ X₀ for location n_l3___11

Found invariant X₂ ≤ 20 ∧ X₂ ≤ 1+X₁ ∧ X₁+X₂ ≤ 39 ∧ X₂ ≤ 20+X₀ ∧ X₀+X₂ ≤ 20 ∧ 20 ≤ X₂ ∧ 39 ≤ X₁+X₂ ∧ 1+X₁ ≤ X₂ ∧ 20 ≤ X₀+X₂ ∧ 20+X₀ ≤ X₂ ∧ X₁ ≤ 19 ∧ X₁ ≤ 19+X₀ ∧ X₀+X₁ ≤ 19 ∧ 19 ≤ X₁ ∧ 19 ≤ X₀+X₁ ∧ 19+X₀ ≤ X₁ ∧ X₀ ≤ 0 ∧ 0 ≤ X₀ for location n_l3___14

Found invariant X₂ ≤ 20 ∧ X₂ ≤ 1+X₁ ∧ X₁+X₂ ≤ 39 ∧ X₂ ≤ 20+X₀ ∧ X₀+X₂ ≤ 20 ∧ 20 ≤ X₂ ∧ 39 ≤ X₁+X₂ ∧ 1+X₁ ≤ X₂ ∧ 20 ≤ X₀+X₂ ∧ 20+X₀ ≤ X₂ ∧ X₁ ≤ 19 ∧ X₁ ≤ 19+X₀ ∧ X₀+X₁ ≤ 19 ∧ 19 ≤ X₁ ∧ 19 ≤ X₀+X₁ ∧ 19+X₀ ≤ X₁ ∧ X₀ ≤ 0 ∧ 0 ≤ X₀ for location n_l5___13

Found invariant 0 ≤ X₂ ∧ 2 ≤ X₁+X₂ ∧ X₁ ≤ 20+X₂ ∧ 1 ≤ X₀+X₂ ∧ X₀ ≤ 20+X₂ ∧ X₁ ≤ 20 ∧ X₁ ≤ 19+X₀ ∧ X₀+X₁ ≤ 40 ∧ 2 ≤ X₁ ∧ 4 ≤ X₀+X₁ ∧ X₀ ≤ X₁ ∧ X₀ ≤ 20 ∧ 1 ≤ X₀ for location n_l1___15

Found invariant X₂ ≤ 20 ∧ X₂ ≤ 1+X₁ ∧ X₁+X₂ ≤ 39 ∧ X₂ ≤ 20+X₀ ∧ X₀+X₂ ≤ 20 ∧ 20 ≤ X₂ ∧ 39 ≤ X₁+X₂ ∧ 1+X₁ ≤ X₂ ∧ 20 ≤ X₀+X₂ ∧ 20+X₀ ≤ X₂ ∧ X₁ ≤ 19 ∧ X₁ ≤ 19+X₀ ∧ X₀+X₁ ≤ 19 ∧ 19 ≤ X₁ ∧ 19 ≤ X₀+X₁ ∧ 19+X₀ ≤ X₁ ∧ X₀ ≤ 0 ∧ 0 ≤ X₀ for location n_l1___16

Found invariant X₂ ≤ X₀ ∧ X₀ ≤ X₂ ∧ X₁ ≤ 20 ∧ 20 ≤ X₁ for location l1

Found invariant X₂ ≤ X₀ ∧ X₀ ≤ X₂ ∧ X₁ ≤ 20 ∧ 20 ≤ X₁ for location l4

Found invariant 0 ≤ X₂ ∧ 0 ≤ X₁+X₂ ∧ X₁ ≤ 19+X₂ ∧ 0 ≤ X₀+X₂ ∧ X₀ ≤ X₂ ∧ X₁ ≤ 19 ∧ X₁ ≤ 19+X₀ ∧ X₀+X₁ ≤ 19 ∧ 0 ≤ X₁ ∧ 0 ≤ X₀+X₁ ∧ X₀ ≤ X₁ ∧ X₀ ≤ 0 ∧ 0 ≤ X₀ for location n_l3___7

CFR did not improve the program. Rolling back

All Bounds

Timebounds

Overall timebound:inf {Infinity}
t₆₄: 1 {O(1)}
t₆₅: inf {Infinity}
t₆₆: 1 {O(1)}
t₆₇: 1 {O(1)}
t₆₈: 1 {O(1)}
t₆₉: inf {Infinity}
t₇₀: inf {Infinity}
t₇₁: inf {Infinity}
t₇₂: 1 {O(1)}
t₇₃: inf {Infinity}
t₇₄: inf {Infinity}

Costbounds

Overall costbound: inf {Infinity}
t₆₄: 1 {O(1)}
t₆₅: inf {Infinity}
t₆₆: 1 {O(1)}
t₆₇: 1 {O(1)}
t₆₈: 1 {O(1)}
t₆₉: inf {Infinity}
t₇₀: inf {Infinity}
t₇₁: inf {Infinity}
t₇₂: 1 {O(1)}
t₇₃: inf {Infinity}
t₇₄: inf {Infinity}

Sizebounds

t₆₄, X₀: X₀ {O(n)}
t₆₄, X₁: X₁ {O(n)}
t₆₄, X₂: X₂ {O(n)}
t₆₅, X₀: 20 {O(1)}
t₆₅, X₁: 20 {O(1)}
t₆₅, X₂: X₂ {O(n)}
t₆₆, X₀: X₂ {O(n)}
t₆₆, X₁: 20 {O(1)}
t₆₆, X₂: X₂ {O(n)}
t₆₇, X₀: X₂ {O(n)}
t₆₇, X₁: 20 {O(1)}
t₆₇, X₂: X₂ {O(n)}
t₆₈, X₀: X₂ {O(n)}
t₆₈, X₁: 20 {O(1)}
t₆₈, X₂: X₂ {O(n)}
t₆₉, X₀: 0 {O(1)}
t₆₉, X₁: 0 {O(1)}
t₆₉, X₂: X₂ {O(n)}
t₇₀, X₀: 20 {O(1)}
t₇₀, X₁: 20 {O(1)}
t₇₀, X₂: X₂ {O(n)}
t₇₁, X₀: 19 {O(1)}
t₇₁, X₁: 20 {O(1)}
t₇₁, X₂: X₂ {O(n)}
t₇₂, X₀: 2⋅X₂ {O(n)}
t₇₂, X₁: 20 {O(1)}
t₇₂, X₂: 2⋅X₂ {O(n)}
t₇₃, X₀: 0 {O(1)}
t₇₃, X₁: 19 {O(1)}
t₇₃, X₂: X₂ {O(n)}
t₇₄, X₀: 20 {O(1)}
t₇₄, X₁: 20 {O(1)}
t₇₄, X₂: X₂ {O(n)}