Initial Problem

Start: l0
Program_Vars: X₀, X₁, X₂, X₃, X₄, X₅, X₆, X₇, X₈, X₉, X₁₀, X₁₁
Temp_Vars:
Locations: l0, l1, l2, l3, l4, l5, l6, l7, l8, l9
Transitions:
t₀: l0(X₀, X₁, X₂, X₃, X₄, X₅, X₆, X₇, X₈, X₉, X₁₀, X₁₁) → l3(X₀, X₁, X₂, X₃, X₄, X₅, X₆, X₇, X₈, X₉, X₁₀, X₁₁)
t₄: l1(X₀, X₁, X₂, X₃, X₄, X₅, X₆, X₇, X₈, X₉, X₁₀, X₁₁) → l2(X₀, X₁, X₂, X₃, X₄, X₅, X₆, X₇, X₈, X₉, X₁₀, X₁₁) :|: X₁ ≤ 0
t₃: l1(X₀, X₁, X₂, X₃, X₄, X₅, X₆, X₇, X₈, X₉, X₁₀, X₁₁) → l4(X₀, X₁, X₉, X₃, X₀, X₅, X₆, X₇, X₈, X₉, X₁₀, X₁₁) :|: 0 < X₁
t₁₃: l2(X₀, X₁, X₂, X₃, X₄, X₅, X₆, X₇, X₈, X₉, X₁₀, X₁₁) → l9(X₀, X₁, X₂, X₃, X₄, X₅, X₆, X₇, X₈, X₉, X₁₀, X₁₁)
t₁: l3(X₀, X₁, X₂, X₃, X₄, X₅, X₆, X₇, X₈, X₉, X₁₀, X₁₁) → l1(X₈, X₁₁, X₂, X₃, X₄, X₅, X₆, X₇, X₈, X₉, X₁₀, X₁₁) :|: 0 < X₁₁
t₂: l3(X₀, X₁, X₂, X₃, X₄, X₅, X₆, X₇, X₈, X₉, X₁₀, X₁₁) → l2(X₀, X₁, X₂, X₃, X₄, X₅, X₆, X₇, X₈, X₉, X₁₀, X₁₁) :|: X₁₁ ≤ 0
t₅: l4(X₀, X₁, X₂, X₃, X₄, X₅, X₆, X₇, X₈, X₉, X₁₀, X₁₁) → l6(X₀, X₁, X₂, X₃, X₄, X₅, X₆, X₇, X₈, X₉, X₁₀, X₁₁) :|: 0 < X₄
t₆: l4(X₀, X₁, X₂, X₃, X₄, X₅, X₆, X₇, X₈, X₉, X₁₀, X₁₁) → l7(X₀, X₁, X₂, X₁₀, X₄, X₂, X₆, X₇, X₈, X₉, X₁₀, X₁₁) :|: X₄ ≤ 0
t₁₂: l5(X₀, X₁, X₂, X₃, X₄, X₅, X₆, X₇, X₈, X₉, X₁₀, X₁₁) → l1(X₁, X₁-1, X₂, X₃, X₄, X₅, X₆, X₇, X₈, X₉, X₁₀, X₁₁)
t₇: l6(X₀, X₁, X₂, X₃, X₄, X₅, X₆, X₇, X₈, X₉, X₁₀, X₁₁) → l4(X₀, X₁, X₂+X₄, X₃, X₄-1, X₅, X₆, X₇, X₈, X₉, X₁₀, X₁₁)
t₉: l7(X₀, X₁, X₂, X₃, X₄, X₅, X₆, X₇, X₈, X₉, X₁₀, X₁₁) → l5(X₀, X₁, X₂, X₃, X₄, X₅, X₆, X₇, X₈, X₉, X₁₀, X₁₁) :|: (X₃)² ≤ X₅
t₁₀: l7(X₀, X₁, X₂, X₃, X₄, X₅, X₆, X₇, X₈, X₉, X₁₀, X₁₁) → l5(X₀, X₁, X₂, X₃, X₄, X₅, X₆, X₇, X₈, X₉, X₁₀, X₁₁) :|: X₅ ≤ 0
t₈: l7(X₀, X₁, X₂, X₃, X₄, X₅, X₆, X₇, X₈, X₉, X₁₀, X₁₁) → l8(X₀, X₁, X₂, X₃, X₄, X₅, X₆, X₇, X₈, X₉, X₁₀, X₁₁) :|: X₅ < (X₃)² ∧ 0 < X₅
t₁₁: l8(X₀, X₁, X₂, X₃, X₄, X₅, X₆, X₇, X₈, X₉, X₁₀, X₁₁) → l7(X₀, X₁, X₂, 2⋅X₃, X₄, 5⋅X₅+(X₄)², X₆, X₇, X₈, X₉, X₁₀, X₁₁)

Preprocessing

Eliminate variables {X₆,X₇} that do not contribute to the problem

Found invariant X₉ ≤ X₂ ∧ X₄ ≤ X₀ ∧ 1 ≤ X₄ ∧ 2 ≤ X₁₁+X₄ ∧ 2 ≤ X₁+X₄ ∧ 2 ≤ X₀+X₄ ∧ 1 ≤ X₁₁ ∧ 2 ≤ X₁+X₁₁ ∧ X₁ ≤ X₁₁ ∧ 2 ≤ X₀+X₁₁ ∧ 1 ≤ X₁ ∧ 2 ≤ X₀+X₁ ∧ 1 ≤ X₀ for location l6

Found invariant X₉ ≤ X₅ ∧ X₉ ≤ X₂ ∧ X₂ ≤ X₅ ∧ X₄ ≤ 0 ∧ 1+X₄ ≤ X₁₁ ∧ 1+X₄ ≤ X₁ ∧ X₄ ≤ X₀ ∧ 1 ≤ X₁₁ ∧ 2 ≤ X₁+X₁₁ ∧ X₁ ≤ X₁₁ ∧ 1 ≤ X₁ for location l7

Found invariant X₉ ≤ X₅ ∧ X₉ ≤ X₂ ∧ X₂ ≤ X₅ ∧ X₄ ≤ 0 ∧ 1+X₄ ≤ X₁₁ ∧ 1+X₄ ≤ X₁ ∧ X₄ ≤ X₀ ∧ 1 ≤ X₁₁ ∧ 2 ≤ X₁+X₁₁ ∧ X₁ ≤ X₁₁ ∧ 1 ≤ X₁ for location l5

Found invariant X₉ ≤ X₅ ∧ X₉ ≤ X₂ ∧ 1 ≤ X₅ ∧ 1+X₄ ≤ X₅ ∧ X₂ ≤ X₅ ∧ 2 ≤ X₁₁+X₅ ∧ 2 ≤ X₁+X₅ ∧ X₄ ≤ 0 ∧ 1+X₄ ≤ X₁₁ ∧ 1+X₄ ≤ X₁ ∧ X₄ ≤ X₀ ∧ 1 ≤ X₁₁ ∧ 2 ≤ X₁+X₁₁ ∧ X₁ ≤ X₁₁ ∧ 1 ≤ X₁ for location l8

Found invariant 1 ≤ X₁₁ ∧ 1 ≤ X₁+X₁₁ ∧ X₁ ≤ X₁₁ ∧ 0 ≤ X₁ for location l1

Found invariant X₉ ≤ X₂ ∧ X₄ ≤ X₀ ∧ 1 ≤ X₁₁ ∧ 2 ≤ X₁+X₁₁ ∧ X₁ ≤ X₁₁ ∧ 1 ≤ X₁ for location l4

Problem after Preprocessing

Start: l0
Program_Vars: X₀, X₁, X₂, X₃, X₄, X₅, X₈, X₉, X₁₀, X₁₁
Temp_Vars:
Locations: l0, l1, l2, l3, l4, l5, l6, l7, l8, l9
Transitions:
t₂₈: l0(X₀, X₁, X₂, X₃, X₄, X₅, X₈, X₉, X₁₀, X₁₁) → l3(X₀, X₁, X₂, X₃, X₄, X₅, X₈, X₉, X₁₀, X₁₁)
t₃₀: l1(X₀, X₁, X₂, X₃, X₄, X₅, X₈, X₉, X₁₀, X₁₁) → l2(X₀, X₁, X₂, X₃, X₄, X₅, X₈, X₉, X₁₀, X₁₁) :|: X₁ ≤ 0 ∧ 1 ≤ X₁₁ ∧ 1 ≤ X₁+X₁₁ ∧ X₁ ≤ X₁₁ ∧ 0 ≤ X₁
t₂₉: l1(X₀, X₁, X₂, X₃, X₄, X₅, X₈, X₉, X₁₀, X₁₁) → l4(X₀, X₁, X₉, X₃, X₀, X₅, X₈, X₉, X₁₀, X₁₁) :|: 0 < X₁ ∧ 1 ≤ X₁₁ ∧ 1 ≤ X₁+X₁₁ ∧ X₁ ≤ X₁₁ ∧ 0 ≤ X₁
t₃₁: l2(X₀, X₁, X₂, X₃, X₄, X₅, X₈, X₉, X₁₀, X₁₁) → l9(X₀, X₁, X₂, X₃, X₄, X₅, X₈, X₉, X₁₀, X₁₁)
t₃₂: l3(X₀, X₁, X₂, X₃, X₄, X₅, X₈, X₉, X₁₀, X₁₁) → l1(X₈, X₁₁, X₂, X₃, X₄, X₅, X₈, X₉, X₁₀, X₁₁) :|: 0 < X₁₁
t₃₃: l3(X₀, X₁, X₂, X₃, X₄, X₅, X₈, X₉, X₁₀, X₁₁) → l2(X₀, X₁, X₂, X₃, X₄, X₅, X₈, X₉, X₁₀, X₁₁) :|: X₁₁ ≤ 0
t₃₄: l4(X₀, X₁, X₂, X₃, X₄, X₅, X₈, X₉, X₁₀, X₁₁) → l6(X₀, X₁, X₂, X₃, X₄, X₅, X₈, X₉, X₁₀, X₁₁) :|: 0 < X₄ ∧ X₉ ≤ X₂ ∧ X₄ ≤ X₀ ∧ 1 ≤ X₁₁ ∧ 2 ≤ X₁+X₁₁ ∧ X₁ ≤ X₁₁ ∧ 1 ≤ X₁
t₃₅: l4(X₀, X₁, X₂, X₃, X₄, X₅, X₈, X₉, X₁₀, X₁₁) → l7(X₀, X₁, X₂, X₁₀, X₄, X₂, X₈, X₉, X₁₀, X₁₁) :|: X₄ ≤ 0 ∧ X₉ ≤ X₂ ∧ X₄ ≤ X₀ ∧ 1 ≤ X₁₁ ∧ 2 ≤ X₁+X₁₁ ∧ X₁ ≤ X₁₁ ∧ 1 ≤ X₁
t₃₆: l5(X₀, X₁, X₂, X₃, X₄, X₅, X₈, X₉, X₁₀, X₁₁) → l1(X₁, X₁-1, X₂, X₃, X₄, X₅, X₈, X₉, X₁₀, X₁₁) :|: X₉ ≤ X₅ ∧ X₉ ≤ X₂ ∧ X₂ ≤ X₅ ∧ X₄ ≤ 0 ∧ 1+X₄ ≤ X₁₁ ∧ 1+X₄ ≤ X₁ ∧ X₄ ≤ X₀ ∧ 1 ≤ X₁₁ ∧ 2 ≤ X₁+X₁₁ ∧ X₁ ≤ X₁₁ ∧ 1 ≤ X₁
t₃₇: l6(X₀, X₁, X₂, X₃, X₄, X₅, X₈, X₉, X₁₀, X₁₁) → l4(X₀, X₁, X₂+X₄, X₃, X₄-1, X₅, X₈, X₉, X₁₀, X₁₁) :|: X₉ ≤ X₂ ∧ X₄ ≤ X₀ ∧ 1 ≤ X₄ ∧ 2 ≤ X₁₁+X₄ ∧ 2 ≤ X₁+X₄ ∧ 2 ≤ X₀+X₄ ∧ 1 ≤ X₁₁ ∧ 2 ≤ X₁+X₁₁ ∧ X₁ ≤ X₁₁ ∧ 2 ≤ X₀+X₁₁ ∧ 1 ≤ X₁ ∧ 2 ≤ X₀+X₁ ∧ 1 ≤ X₀
t₃₉: l7(X₀, X₁, X₂, X₃, X₄, X₅, X₈, X₉, X₁₀, X₁₁) → l5(X₀, X₁, X₂, X₃, X₄, X₅, X₈, X₉, X₁₀, X₁₁) :|: (X₃)² ≤ X₅ ∧ X₉ ≤ X₅ ∧ X₉ ≤ X₂ ∧ X₂ ≤ X₅ ∧ X₄ ≤ 0 ∧ 1+X₄ ≤ X₁₁ ∧ 1+X₄ ≤ X₁ ∧ X₄ ≤ X₀ ∧ 1 ≤ X₁₁ ∧ 2 ≤ X₁+X₁₁ ∧ X₁ ≤ X₁₁ ∧ 1 ≤ X₁
t₄₀: l7(X₀, X₁, X₂, X₃, X₄, X₅, X₈, X₉, X₁₀, X₁₁) → l5(X₀, X₁, X₂, X₃, X₄, X₅, X₈, X₉, X₁₀, X₁₁) :|: X₅ ≤ 0 ∧ X₉ ≤ X₅ ∧ X₉ ≤ X₂ ∧ X₂ ≤ X₅ ∧ X₄ ≤ 0 ∧ 1+X₄ ≤ X₁₁ ∧ 1+X₄ ≤ X₁ ∧ X₄ ≤ X₀ ∧ 1 ≤ X₁₁ ∧ 2 ≤ X₁+X₁₁ ∧ X₁ ≤ X₁₁ ∧ 1 ≤ X₁
t₃₈: l7(X₀, X₁, X₂, X₃, X₄, X₅, X₈, X₉, X₁₀, X₁₁) → l8(X₀, X₁, X₂, X₃, X₄, X₅, X₈, X₉, X₁₀, X₁₁) :|: X₅ < (X₃)² ∧ 0 < X₅ ∧ X₉ ≤ X₅ ∧ X₉ ≤ X₂ ∧ X₂ ≤ X₅ ∧ X₄ ≤ 0 ∧ 1+X₄ ≤ X₁₁ ∧ 1+X₄ ≤ X₁ ∧ X₄ ≤ X₀ ∧ 1 ≤ X₁₁ ∧ 2 ≤ X₁+X₁₁ ∧ X₁ ≤ X₁₁ ∧ 1 ≤ X₁
t₄₁: l8(X₀, X₁, X₂, X₃, X₄, X₅, X₈, X₉, X₁₀, X₁₁) → l7(X₀, X₁, X₂, 2⋅X₃, X₄, 5⋅X₅+(X₄)², X₈, X₉, X₁₀, X₁₁) :|: X₉ ≤ X₅ ∧ X₉ ≤ X₂ ∧ 1 ≤ X₅ ∧ 1+X₄ ≤ X₅ ∧ X₂ ≤ X₅ ∧ 2 ≤ X₁₁+X₅ ∧ 2 ≤ X₁+X₅ ∧ X₄ ≤ 0 ∧ 1+X₄ ≤ X₁₁ ∧ 1+X₄ ≤ X₁ ∧ X₄ ≤ X₀ ∧ 1 ≤ X₁₁ ∧ 2 ≤ X₁+X₁₁ ∧ X₁ ≤ X₁₁ ∧ 1 ≤ X₁

Analysing control-flow refined program

Cut unsatisfiable transition t₃₀: l1→l2

Found invariant X₉ ≤ X₂ ∧ X₂ ≤ X₉ ∧ X₈ ≤ X₄ ∧ X₈ ≤ X₀ ∧ X₄ ≤ X₈ ∧ X₀ ≤ X₈ ∧ X₄ ≤ X₀ ∧ X₀ ≤ X₄ ∧ X₁₁ ≤ X₁ ∧ 1 ≤ X₁₁ ∧ 2 ≤ X₁+X₁₁ ∧ X₁ ≤ X₁₁ ∧ 1 ≤ X₁ for location n_l4___18

Found invariant X₉ ≤ 0 ∧ X₉ ≤ X₅ ∧ X₅+X₉ ≤ 0 ∧ 2+X₉ ≤ X₄ ∧ X₉ ≤ X₂ ∧ X₂+X₉ ≤ 0 ∧ 2+X₉ ≤ X₁₁ ∧ 1+X₉ ≤ X₁ ∧ 2+X₉ ≤ X₀ ∧ X₂ ≤ X₉ ∧ X₅ ≤ 0 ∧ 2+X₅ ≤ X₄ ∧ X₂+X₅ ≤ 0 ∧ 2+X₅ ≤ X₁₁ ∧ 1+X₅ ≤ X₁ ∧ 2+X₅ ≤ X₀ ∧ X₂ ≤ X₅ ∧ X₄ ≤ X₁₁ ∧ X₄ ≤ 1+X₁ ∧ X₄ ≤ X₀ ∧ 2 ≤ X₄ ∧ 2+X₂ ≤ X₄ ∧ 4 ≤ X₁₁+X₄ ∧ 3 ≤ X₁+X₄ ∧ 1+X₁ ≤ X₄ ∧ 4 ≤ X₀+X₄ ∧ X₀ ≤ X₄ ∧ X₃ ≤ X₁₀ ∧ X₁₀ ≤ X₃ ∧ X₂ ≤ 0 ∧ 2+X₂ ≤ X₁₁ ∧ 1+X₂ ≤ X₁ ∧ 2+X₂ ≤ X₀ ∧ 2 ≤ X₁₁ ∧ 3 ≤ X₁+X₁₁ ∧ 1+X₁ ≤ X₁₁ ∧ 4 ≤ X₀+X₁₁ ∧ X₀ ≤ X₁₁ ∧ 1+X₁ ≤ X₀ ∧ 1 ≤ X₁ ∧ 3 ≤ X₀+X₁ ∧ X₀ ≤ 1+X₁ ∧ 2 ≤ X₀ for location n_l6___5

Found invariant X₉ ≤ X₅ ∧ X₉ ≤ X₂ ∧ 1 ≤ X₅ ∧ 1+X₄ ≤ X₅ ∧ 2 ≤ X₂+X₅ ∧ X₂ ≤ X₅ ∧ 2 ≤ X₁₁+X₅ ∧ 2 ≤ X₁+X₅ ∧ X₄ ≤ 0 ∧ 1+X₄ ≤ X₂ ∧ 1+X₄ ≤ X₁₁ ∧ 1+X₄ ≤ X₁ ∧ X₄ ≤ X₀ ∧ 1 ≤ X₂ ∧ 2 ≤ X₁₁+X₂ ∧ 2 ≤ X₁+X₂ ∧ 1 ≤ X₁₁ ∧ 2 ≤ X₁+X₁₁ ∧ X₁ ≤ X₁₁ ∧ 1 ≤ X₁ for location n_l8___1

Found invariant 1+X₉ ≤ X₂ ∧ 1+X₄ ≤ X₀ ∧ 0 ≤ X₄ ∧ 1 ≤ X₁₁+X₄ ∧ 1 ≤ X₁+X₄ ∧ 1 ≤ X₀+X₄ ∧ 1 ≤ X₁₁ ∧ 2 ≤ X₁+X₁₁ ∧ X₁ ≤ X₁₁ ∧ 2 ≤ X₀+X₁₁ ∧ 1 ≤ X₁ ∧ 2 ≤ X₀+X₁ ∧ 1 ≤ X₀ for location n_l4___15

Found invariant X₉ ≤ 0 ∧ X₉ ≤ X₅ ∧ X₅+X₉ ≤ 0 ∧ 2+X₉ ≤ X₄ ∧ X₉ ≤ X₂ ∧ X₂+X₉ ≤ 0 ∧ 2+X₉ ≤ X₁₁ ∧ 1+X₉ ≤ X₁ ∧ 2+X₉ ≤ X₀ ∧ X₂ ≤ X₉ ∧ X₅ ≤ 0 ∧ 2+X₅ ≤ X₄ ∧ X₂+X₅ ≤ 0 ∧ 2+X₅ ≤ X₁₁ ∧ 1+X₅ ≤ X₁ ∧ 2+X₅ ≤ X₀ ∧ X₂ ≤ X₅ ∧ X₄ ≤ X₁₁ ∧ X₄ ≤ 1+X₁ ∧ X₄ ≤ X₀ ∧ 2 ≤ X₄ ∧ 2+X₂ ≤ X₄ ∧ 4 ≤ X₁₁+X₄ ∧ 3 ≤ X₁+X₄ ∧ 1+X₁ ≤ X₄ ∧ 4 ≤ X₀+X₄ ∧ X₀ ≤ X₄ ∧ X₃ ≤ X₁₀ ∧ X₁₀ ≤ X₃ ∧ X₂ ≤ 0 ∧ 2+X₂ ≤ X₁₁ ∧ 1+X₂ ≤ X₁ ∧ 2+X₂ ≤ X₀ ∧ 2 ≤ X₁₁ ∧ 3 ≤ X₁+X₁₁ ∧ 1+X₁ ≤ X₁₁ ∧ 4 ≤ X₀+X₁₁ ∧ X₀ ≤ X₁₁ ∧ 1+X₁ ≤ X₀ ∧ 1 ≤ X₁ ∧ 3 ≤ X₀+X₁ ∧ X₀ ≤ 1+X₁ ∧ 2 ≤ X₀ for location n_l4___6

Found invariant X₉ ≤ X₅ ∧ X₉ ≤ X₂ ∧ X₅ ≤ X₂ ∧ 1 ≤ X₅ ∧ 1+X₄ ≤ X₅ ∧ 2 ≤ X₂+X₅ ∧ X₂ ≤ X₅ ∧ 2 ≤ X₁₁+X₅ ∧ 2 ≤ X₁+X₅ ∧ X₄ ≤ 0 ∧ 1+X₄ ≤ X₂ ∧ 1+X₄ ≤ X₁₁ ∧ 1+X₄ ≤ X₁ ∧ X₄ ≤ X₀ ∧ X₃ ≤ X₁₀ ∧ X₁₀ ≤ X₃ ∧ 1 ≤ X₂ ∧ 2 ≤ X₁₁+X₂ ∧ 2 ≤ X₁+X₂ ∧ 1 ≤ X₁₁ ∧ 2 ≤ X₁+X₁₁ ∧ X₁ ≤ X₁₁ ∧ 1 ≤ X₁ for location n_l8___11

Found invariant X₉ ≤ X₅ ∧ X₉ ≤ X₂ ∧ X₂ ≤ X₉ ∧ X₂ ≤ X₅ ∧ X₄ ≤ X₁₁ ∧ X₄ ≤ 1+X₁ ∧ X₄ ≤ X₀ ∧ 2 ≤ X₄ ∧ 4 ≤ X₁₁+X₄ ∧ 3 ≤ X₁+X₄ ∧ 1+X₁ ≤ X₄ ∧ 4 ≤ X₀+X₄ ∧ X₀ ≤ X₄ ∧ 2 ≤ X₁₁ ∧ 3 ≤ X₁+X₁₁ ∧ 1+X₁ ≤ X₁₁ ∧ 4 ≤ X₀+X₁₁ ∧ X₀ ≤ X₁₁ ∧ 1+X₁ ≤ X₀ ∧ 1 ≤ X₁ ∧ 3 ≤ X₀+X₁ ∧ X₀ ≤ 1+X₁ ∧ 2 ≤ X₀ for location n_l4___9

Found invariant X₉ ≤ X₅ ∧ X₉ ≤ X₂ ∧ X₅ ≤ X₂ ∧ X₂ ≤ X₅ ∧ X₄ ≤ 0 ∧ 1+X₄ ≤ X₁₁ ∧ 1+X₄ ≤ X₁ ∧ X₄ ≤ X₀ ∧ X₃ ≤ X₁₀ ∧ X₁₀ ≤ X₃ ∧ 1 ≤ X₁₁ ∧ 2 ≤ X₁+X₁₁ ∧ X₁ ≤ X₁₁ ∧ 1 ≤ X₁ for location n_l7___16

Found invariant X₉ ≤ X₂ ∧ X₂ ≤ X₉ ∧ X₈ ≤ X₄ ∧ X₈ ≤ X₀ ∧ 1 ≤ X₈ ∧ 2 ≤ X₄+X₈ ∧ X₄ ≤ X₈ ∧ 2 ≤ X₁₁+X₈ ∧ 2 ≤ X₁+X₈ ∧ 2 ≤ X₀+X₈ ∧ X₀ ≤ X₈ ∧ X₄ ≤ X₀ ∧ 1 ≤ X₄ ∧ 2 ≤ X₁₁+X₄ ∧ 2 ≤ X₁+X₄ ∧ 2 ≤ X₀+X₄ ∧ X₀ ≤ X₄ ∧ X₁₁ ≤ X₁ ∧ 1 ≤ X₁₁ ∧ 2 ≤ X₁+X₁₁ ∧ X₁ ≤ X₁₁ ∧ 2 ≤ X₀+X₁₁ ∧ 1 ≤ X₁ ∧ 2 ≤ X₀+X₁ ∧ 1 ≤ X₀ for location n_l6___17

Found invariant 1+X₉ ≤ X₂ ∧ 1+X₄ ≤ X₀ ∧ 1 ≤ X₄ ∧ 2 ≤ X₁₁+X₄ ∧ 2 ≤ X₁+X₄ ∧ 3 ≤ X₀+X₄ ∧ 1 ≤ X₁₁ ∧ 2 ≤ X₁+X₁₁ ∧ X₁ ≤ X₁₁ ∧ 3 ≤ X₀+X₁₁ ∧ 1 ≤ X₁ ∧ 3 ≤ X₀+X₁ ∧ 2 ≤ X₀ for location n_l6___14

Found invariant X₉ ≤ 0 ∧ X₉ ≤ X₅ ∧ X₅+X₉ ≤ 0 ∧ X₄+X₉ ≤ 0 ∧ X₉ ≤ X₂ ∧ X₂+X₉ ≤ 0 ∧ 1+X₉ ≤ X₁₁ ∧ X₉ ≤ X₁ ∧ 1+X₉ ≤ X₀ ∧ X₅ ≤ 0 ∧ X₄+X₅ ≤ 0 ∧ X₅ ≤ X₂ ∧ X₂+X₅ ≤ 0 ∧ 1+X₅ ≤ X₁₁ ∧ X₅ ≤ X₁ ∧ 1+X₅ ≤ X₀ ∧ X₂ ≤ X₅ ∧ X₄ ≤ 0 ∧ X₂+X₄ ≤ 0 ∧ 1+X₄ ≤ X₁₁ ∧ X₄ ≤ X₁ ∧ 1+X₄ ≤ X₀ ∧ X₃ ≤ X₁₀ ∧ X₁₀ ≤ X₃ ∧ X₂ ≤ 0 ∧ 1+X₂ ≤ X₁₁ ∧ X₂ ≤ X₁ ∧ 1+X₂ ≤ X₀ ∧ 1 ≤ X₁₁ ∧ 1 ≤ X₁+X₁₁ ∧ 1+X₁ ≤ X₁₁ ∧ 2 ≤ X₀+X₁₁ ∧ X₀ ≤ X₁₁ ∧ 1+X₁ ≤ X₀ ∧ 0 ≤ X₁ ∧ 1 ≤ X₀+X₁ ∧ X₀ ≤ 1+X₁ ∧ 1 ≤ X₀ for location n_l1___7

Found invariant X₉ ≤ X₅ ∧ X₉ ≤ X₂ ∧ X₂ ≤ X₅ ∧ X₄ ≤ 0 ∧ 1+X₄ ≤ X₁₁ ∧ X₄ ≤ X₁ ∧ 1+X₄ ≤ X₀ ∧ 1 ≤ X₁₁ ∧ 1 ≤ X₁+X₁₁ ∧ 1+X₁ ≤ X₁₁ ∧ 2 ≤ X₀+X₁₁ ∧ X₀ ≤ X₁₁ ∧ 1+X₁ ≤ X₀ ∧ 0 ≤ X₁ ∧ 1 ≤ X₀+X₁ ∧ X₀ ≤ 1+X₁ ∧ 1 ≤ X₀ for location n_l1___10

Found invariant 1 ≤ 0 for location n_l5___2

Found invariant X₉ ≤ 0 ∧ X₉ ≤ X₅ ∧ X₅+X₉ ≤ 0 ∧ X₄+X₉ ≤ 0 ∧ X₉ ≤ X₂ ∧ X₂+X₉ ≤ 0 ∧ 1+X₉ ≤ X₁₁ ∧ 1+X₉ ≤ X₁ ∧ X₅ ≤ 0 ∧ X₄+X₅ ≤ 0 ∧ X₅ ≤ X₂ ∧ X₂+X₅ ≤ 0 ∧ 1+X₅ ≤ X₁₁ ∧ 1+X₅ ≤ X₁ ∧ X₂ ≤ X₅ ∧ X₄ ≤ 0 ∧ X₂+X₄ ≤ 0 ∧ 1+X₄ ≤ X₁₁ ∧ 1+X₄ ≤ X₁ ∧ X₄ ≤ X₀ ∧ X₃ ≤ X₁₀ ∧ X₁₀ ≤ X₃ ∧ X₂ ≤ 0 ∧ 1+X₂ ≤ X₁₁ ∧ 1+X₂ ≤ X₁ ∧ 1 ≤ X₁₁ ∧ 2 ≤ X₁+X₁₁ ∧ X₁ ≤ X₁₁ ∧ 1 ≤ X₁ for location n_l5___12

Found invariant X₉ ≤ X₅ ∧ X₉ ≤ X₂ ∧ X₅ ≤ X₂ ∧ X₂ ≤ X₅ ∧ X₄ ≤ 0 ∧ 1+X₄ ≤ X₁₁ ∧ 1+X₄ ≤ X₁ ∧ X₄ ≤ X₀ ∧ X₃ ≤ X₁₀ ∧ X₁₀ ≤ X₃ ∧ 1 ≤ X₁₁ ∧ 2 ≤ X₁+X₁₁ ∧ X₁ ≤ X₁₁ ∧ 1 ≤ X₁ for location n_l5___13

Found invariant X₉ ≤ X₅ ∧ X₉ ≤ X₂ ∧ X₂ ≤ X₉ ∧ X₂ ≤ X₅ ∧ X₄ ≤ X₁₁ ∧ X₄ ≤ 1+X₁ ∧ X₄ ≤ X₀ ∧ 2 ≤ X₄ ∧ 4 ≤ X₁₁+X₄ ∧ 3 ≤ X₁+X₄ ∧ 1+X₁ ≤ X₄ ∧ 4 ≤ X₀+X₄ ∧ X₀ ≤ X₄ ∧ 2 ≤ X₁₁ ∧ 3 ≤ X₁+X₁₁ ∧ 1+X₁ ≤ X₁₁ ∧ 4 ≤ X₀+X₁₁ ∧ X₀ ≤ X₁₁ ∧ 1+X₁ ≤ X₀ ∧ 1 ≤ X₁ ∧ 3 ≤ X₀+X₁ ∧ X₀ ≤ 1+X₁ ∧ 2 ≤ X₀ for location n_l6___8

Found invariant X₈ ≤ X₀ ∧ X₀ ≤ X₈ ∧ X₁₁ ≤ X₁ ∧ 1 ≤ X₁₁ ∧ 2 ≤ X₁+X₁₁ ∧ X₁ ≤ X₁₁ ∧ 1 ≤ X₁ for location l1

Found invariant X₉ ≤ X₂ ∧ X₄ ≤ 0 ∧ 1+X₄ ≤ X₂ ∧ 1+X₄ ≤ X₁₁ ∧ 1+X₄ ≤ X₁ ∧ X₄ ≤ X₀ ∧ 1 ≤ X₂ ∧ 2 ≤ X₁₁+X₂ ∧ 2 ≤ X₁+X₂ ∧ 1 ≤ X₁₁ ∧ 2 ≤ X₁+X₁₁ ∧ X₁ ≤ X₁₁ ∧ 1 ≤ X₁ for location n_l7___4

Found invariant X₉ ≤ X₅ ∧ X₉ ≤ X₂ ∧ 1 ≤ X₅ ∧ 1+X₄ ≤ X₅ ∧ 2 ≤ X₂+X₅ ∧ X₂ ≤ X₅ ∧ 2 ≤ X₁₁+X₅ ∧ 2 ≤ X₁+X₅ ∧ X₄ ≤ 0 ∧ 1+X₄ ≤ X₂ ∧ 1+X₄ ≤ X₁₁ ∧ 1+X₄ ≤ X₁ ∧ X₄ ≤ X₀ ∧ 1 ≤ X₂ ∧ 2 ≤ X₁₁+X₂ ∧ 2 ≤ X₁+X₂ ∧ 1 ≤ X₁₁ ∧ 2 ≤ X₁+X₁₁ ∧ X₁ ≤ X₁₁ ∧ 1 ≤ X₁ for location n_l5___3

Cut unsatisfiable transition t₅₁₂: n_l5___2→n_l1___7

Cut unsatisfiable transition t₅₂₁: n_l7___4→n_l5___2

Cut unreachable locations [n_l5___2] from the program graph

CFR did not improve the program. Rolling back

All Bounds

Timebounds

Overall timebound:inf {Infinity}
t₂₈: 1 {O(1)}
t₂₉: inf {Infinity}
t₃₀: 1 {O(1)}
t₃₁: 1 {O(1)}
t₃₂: 1 {O(1)}
t₃₃: 1 {O(1)}
t₃₄: inf {Infinity}
t₃₅: inf {Infinity}
t₃₆: inf {Infinity}
t₃₇: inf {Infinity}
t₃₈: inf {Infinity}
t₃₉: inf {Infinity}
t₄₀: inf {Infinity}
t₄₁: inf {Infinity}

Costbounds

Overall costbound: inf {Infinity}
t₂₈: 1 {O(1)}
t₂₉: inf {Infinity}
t₃₀: 1 {O(1)}
t₃₁: 1 {O(1)}
t₃₂: 1 {O(1)}
t₃₃: 1 {O(1)}
t₃₄: inf {Infinity}
t₃₅: inf {Infinity}
t₃₆: inf {Infinity}
t₃₇: inf {Infinity}
t₃₈: inf {Infinity}
t₃₉: inf {Infinity}
t₄₀: inf {Infinity}
t₄₁: inf {Infinity}

Sizebounds

t₂₈, X₀: X₀ {O(n)}
t₂₈, X₁: X₁ {O(n)}
t₂₈, X₂: X₂ {O(n)}
t₂₈, X₃: X₃ {O(n)}
t₂₈, X₄: X₄ {O(n)}
t₂₈, X₅: X₅ {O(n)}
t₂₈, X₈: X₈ {O(n)}
t₂₈, X₉: X₉ {O(n)}
t₂₈, X₁₀: X₁₀ {O(n)}
t₂₈, X₁₁: X₁₁ {O(n)}
t₂₉, X₀: 2⋅X₁₁+X₈ {O(n)}
t₂₉, X₁: X₁₁ {O(n)}
t₂₉, X₂: 2⋅X₉ {O(n)}
t₂₉, X₄: 2⋅X₁₁+X₈ {O(n)}
t₂₉, X₈: X₈ {O(n)}
t₂₉, X₉: X₉ {O(n)}
t₂₉, X₁₀: X₁₀ {O(n)}
t₂₉, X₁₁: X₁₁ {O(n)}
t₃₀, X₀: 2⋅X₁₁ {O(n)}
t₃₀, X₁: 0 {O(1)}
t₃₀, X₄: 16⋅X₁₁+8⋅X₈ {O(n)}
t₃₀, X₈: X₈ {O(n)}
t₃₀, X₉: X₉ {O(n)}
t₃₀, X₁₀: X₁₀ {O(n)}
t₃₀, X₁₁: X₁₁ {O(n)}
t₃₁, X₀: 2⋅X₁₁+X₀ {O(n)}
t₃₁, X₁: X₁ {O(n)}
t₃₁, X₄: 16⋅X₁₁+8⋅X₈+X₄ {O(n)}
t₃₁, X₈: 2⋅X₈ {O(n)}
t₃₁, X₉: 2⋅X₉ {O(n)}
t₃₁, X₁₀: 2⋅X₁₀ {O(n)}
t₃₁, X₁₁: 2⋅X₁₁ {O(n)}
t₃₂, X₀: X₈ {O(n)}
t₃₂, X₁: X₁₁ {O(n)}
t₃₂, X₂: X₂ {O(n)}
t₃₂, X₃: X₃ {O(n)}
t₃₂, X₄: X₄ {O(n)}
t₃₂, X₅: X₅ {O(n)}
t₃₂, X₈: X₈ {O(n)}
t₃₂, X₉: X₉ {O(n)}
t₃₂, X₁₀: X₁₀ {O(n)}
t₃₂, X₁₁: X₁₁ {O(n)}
t₃₃, X₀: X₀ {O(n)}
t₃₃, X₁: X₁ {O(n)}
t₃₃, X₂: X₂ {O(n)}
t₃₃, X₃: X₃ {O(n)}
t₃₃, X₄: X₄ {O(n)}
t₃₃, X₅: X₅ {O(n)}
t₃₃, X₈: X₈ {O(n)}
t₃₃, X₉: X₉ {O(n)}
t₃₃, X₁₀: X₁₀ {O(n)}
t₃₃, X₁₁: X₁₁ {O(n)}
t₃₄, X₀: 2⋅X₁₁+X₈ {O(n)}
t₃₄, X₁: X₁₁ {O(n)}
t₃₄, X₄: 2⋅X₁₁+X₈ {O(n)}
t₃₄, X₈: X₈ {O(n)}
t₃₄, X₉: X₉ {O(n)}
t₃₄, X₁₀: X₁₀ {O(n)}
t₃₄, X₁₁: X₁₁ {O(n)}
t₃₅, X₀: 2⋅X₈+4⋅X₁₁ {O(n)}
t₃₅, X₁: X₁₁ {O(n)}
t₃₅, X₃: 2⋅X₁₀ {O(n)}
t₃₅, X₄: 2⋅X₈+4⋅X₁₁ {O(n)}
t₃₅, X₈: X₈ {O(n)}
t₃₅, X₉: X₉ {O(n)}
t₃₅, X₁₀: X₁₀ {O(n)}
t₃₅, X₁₁: X₁₁ {O(n)}
t₃₆, X₀: 2⋅X₁₁ {O(n)}
t₃₆, X₁: X₁₁ {O(n)}
t₃₆, X₄: 16⋅X₁₁+8⋅X₈ {O(n)}
t₃₆, X₈: X₈ {O(n)}
t₃₆, X₉: X₉ {O(n)}
t₃₆, X₁₀: X₁₀ {O(n)}
t₃₆, X₁₁: X₁₁ {O(n)}
t₃₇, X₀: 2⋅X₁₁+X₈ {O(n)}
t₃₇, X₁: X₁₁ {O(n)}
t₃₇, X₄: 2⋅X₁₁+X₈ {O(n)}
t₃₇, X₈: X₈ {O(n)}
t₃₇, X₉: X₉ {O(n)}
t₃₇, X₁₀: X₁₀ {O(n)}
t₃₇, X₁₁: X₁₁ {O(n)}
t₃₈, X₀: 2⋅X₈+4⋅X₁₁ {O(n)}
t₃₈, X₁: X₁₁ {O(n)}
t₃₈, X₄: 2⋅X₈+4⋅X₁₁ {O(n)}
t₃₈, X₈: X₈ {O(n)}
t₃₈, X₉: X₉ {O(n)}
t₃₈, X₁₀: X₁₀ {O(n)}
t₃₈, X₁₁: X₁₁ {O(n)}
t₃₉, X₀: 4⋅X₈+8⋅X₁₁ {O(n)}
t₃₉, X₁: X₁₁ {O(n)}
t₃₉, X₄: 4⋅X₈+8⋅X₁₁ {O(n)}
t₃₉, X₈: X₈ {O(n)}
t₃₉, X₉: X₉ {O(n)}
t₃₉, X₁₀: X₁₀ {O(n)}
t₃₉, X₁₁: X₁₁ {O(n)}
t₄₀, X₀: 4⋅X₈+8⋅X₁₁ {O(n)}
t₄₀, X₁: X₁₁ {O(n)}
t₄₀, X₄: 4⋅X₈+8⋅X₁₁ {O(n)}
t₄₀, X₈: X₈ {O(n)}
t₄₀, X₉: X₉ {O(n)}
t₄₀, X₁₀: X₁₀ {O(n)}
t₄₀, X₁₁: X₁₁ {O(n)}
t₄₁, X₀: 2⋅X₈+4⋅X₁₁ {O(n)}
t₄₁, X₁: X₁₁ {O(n)}
t₄₁, X₄: 2⋅X₈+4⋅X₁₁ {O(n)}
t₄₁, X₈: X₈ {O(n)}
t₄₁, X₉: X₉ {O(n)}
t₄₁, X₁₀: X₁₀ {O(n)}
t₄₁, X₁₁: X₁₁ {O(n)}