Initial Problem

Start: l0
Program_Vars: X₀, X₁, X₂, X₃
Temp_Vars: nondef_0, nondef_1, nondef_2, nondef_3
Locations: l0, l1, l10, l11, l12, l13, l2, l3, l4, l5, l6, l7, l8, l9
Transitions:
t₀: l0(X₀, X₁, X₂, X₃) → l2(X₀, X₁, X₂, X₃)
t₃: l1(X₀, X₁, X₂, X₃) → l4(X₀, X₁, X₂, X₃)
t₈: l10(X₀, X₁, X₂, X₃) → l11(X₀, X₁, X₂, X₃) :|: 0 < X₂
t₉: l10(X₀, X₁, X₂, X₃) → l8(X₀, X₁, X₂, X₃) :|: X₂ ≤ 0
t₁₀: l11(X₀, X₁, X₂, X₃) → l12(X₀, X₁, X₂, X₃) :|: X₂+1 ≤ 0 ∧ 0 ≤ 1+X₂ ∧ nondef_0 ≤ 0 ∧ 0 ≤ nondef_0
t₁₁: l11(X₀, X₁, X₂, X₃) → l12(X₀, X₁, X₂, X₃) :|: 0 < 1+X₂ ∧ 0 ≤ nondef_0 ∧ 2⋅nondef_0 ≤ 1+X₂ ∧ X₂ < 2⋅nondef_0+1
t₁₂: l11(X₀, X₁, X₂, X₃) → l12(X₀, X₁, X₂, X₃) :|: X₂+1 < 0 ∧ nondef_0 ≤ 0 ∧ 1+X₂ ≤ 2⋅nondef_0 ∧ 2⋅nondef_0 < X₂+3
t₁₃: l11(X₀, X₁, X₂, X₃) → l8(X₀, X₁, X₂, X₃) :|: X₂+1 ≤ 0 ∧ 0 ≤ 1+X₂ ∧ nondef_0 ≤ 0 ∧ 0 ≤ nondef_0
t₁₄: l11(X₀, X₁, X₂, X₃) → l8(X₀, X₁, X₂, X₃) :|: 0 < 1+X₂ ∧ 0 ≤ nondef_0 ∧ 2⋅nondef_0 ≤ 1+X₂ ∧ X₂ < 2⋅nondef_0+1
t₁₅: l11(X₀, X₁, X₂, X₃) → l8(X₀, X₁, X₂, X₃) :|: X₂+1 < 0 ∧ nondef_0 ≤ 0 ∧ 1+X₂ ≤ 2⋅nondef_0 ∧ 2⋅nondef_0 < X₂+3
t₁₆: l12(X₀, X₁, X₂, X₃) → l10(X₀, X₁, nondef_3-1, X₃) :|: X₂+1 ≤ 0 ∧ 0 ≤ 1+X₂ ∧ nondef_1 ≤ 0 ∧ 0 ≤ nondef_1 ∧ X₂+1 ≤ 0 ∧ 0 ≤ 1+X₂ ∧ nondef_2 ≤ 0 ∧ 0 ≤ nondef_2 ∧ X₂+1 ≤ 0 ∧ 0 ≤ 1+X₂ ∧ nondef_3 ≤ 0 ∧ 0 ≤ nondef_3
t₁₇: l12(X₀, X₁, X₂, X₃) → l10(X₀, X₁, nondef_3-1, X₃) :|: X₂+1 ≤ 0 ∧ 0 ≤ 1+X₂ ∧ nondef_1 ≤ 0 ∧ 0 ≤ nondef_1 ∧ X₂+1 ≤ 0 ∧ 0 ≤ 1+X₂ ∧ nondef_2 ≤ 0 ∧ 0 ≤ nondef_2 ∧ 0 < 1+X₂ ∧ 0 ≤ nondef_3 ∧ 2⋅nondef_3 ≤ 1+X₂ ∧ X₂ < 2⋅nondef_3+1
t₁₈: l12(X₀, X₁, X₂, X₃) → l10(X₀, X₁, nondef_3-1, X₃) :|: X₂+1 ≤ 0 ∧ 0 ≤ 1+X₂ ∧ nondef_1 ≤ 0 ∧ 0 ≤ nondef_1 ∧ X₂+1 ≤ 0 ∧ 0 ≤ 1+X₂ ∧ nondef_2 ≤ 0 ∧ 0 ≤ nondef_2 ∧ X₂+1 < 0 ∧ nondef_3 ≤ 0 ∧ 1+X₂ ≤ 2⋅nondef_3 ∧ 2⋅nondef_3 < X₂+3
t₁₉: l12(X₀, X₁, X₂, X₃) → l10(X₀, X₁, nondef_3-1, X₃) :|: X₂+1 ≤ 0 ∧ 0 ≤ 1+X₂ ∧ nondef_1 ≤ 0 ∧ 0 ≤ nondef_1 ∧ 0 < 1+X₂ ∧ 0 ≤ nondef_2 ∧ 2⋅nondef_2 ≤ 1+X₂ ∧ X₂ < 2⋅nondef_2+1 ∧ X₂+1 ≤ 0 ∧ 0 ≤ 1+X₂ ∧ nondef_3 ≤ 0 ∧ 0 ≤ nondef_3
t₂₀: l12(X₀, X₁, X₂, X₃) → l10(X₀, X₁, nondef_3-1, X₃) :|: X₂+1 ≤ 0 ∧ 0 ≤ 1+X₂ ∧ nondef_1 ≤ 0 ∧ 0 ≤ nondef_1 ∧ 0 < 1+X₂ ∧ 0 ≤ nondef_2 ∧ 2⋅nondef_2 ≤ 1+X₂ ∧ X₂ < 2⋅nondef_2+1 ∧ 0 < 1+X₂ ∧ 0 ≤ nondef_3 ∧ 2⋅nondef_3 ≤ 1+X₂ ∧ X₂ < 2⋅nondef_3+1
t₂₁: l12(X₀, X₁, X₂, X₃) → l10(X₀, X₁, nondef_3-1, X₃) :|: X₂+1 ≤ 0 ∧ 0 ≤ 1+X₂ ∧ nondef_1 ≤ 0 ∧ 0 ≤ nondef_1 ∧ 0 < 1+X₂ ∧ 0 ≤ nondef_2 ∧ 2⋅nondef_2 ≤ 1+X₂ ∧ X₂ < 2⋅nondef_2+1 ∧ X₂+1 < 0 ∧ nondef_3 ≤ 0 ∧ 1+X₂ ≤ 2⋅nondef_3 ∧ 2⋅nondef_3 < X₂+3
t₂₂: l12(X₀, X₁, X₂, X₃) → l10(X₀, X₁, nondef_3-1, X₃) :|: X₂+1 ≤ 0 ∧ 0 ≤ 1+X₂ ∧ nondef_1 ≤ 0 ∧ 0 ≤ nondef_1 ∧ X₂+1 < 0 ∧ nondef_2 ≤ 0 ∧ 1+X₂ ≤ 2⋅nondef_2 ∧ 2⋅nondef_2 < X₂+3 ∧ X₂+1 ≤ 0 ∧ 0 ≤ 1+X₂ ∧ nondef_3 ≤ 0 ∧ 0 ≤ nondef_3
t₂₃: l12(X₀, X₁, X₂, X₃) → l10(X₀, X₁, nondef_3-1, X₃) :|: X₂+1 ≤ 0 ∧ 0 ≤ 1+X₂ ∧ nondef_1 ≤ 0 ∧ 0 ≤ nondef_1 ∧ X₂+1 < 0 ∧ nondef_2 ≤ 0 ∧ 1+X₂ ≤ 2⋅nondef_2 ∧ 2⋅nondef_2 < X₂+3 ∧ 0 < 1+X₂ ∧ 0 ≤ nondef_3 ∧ 2⋅nondef_3 ≤ 1+X₂ ∧ X₂ < 2⋅nondef_3+1
t₂₄: l12(X₀, X₁, X₂, X₃) → l10(X₀, X₁, nondef_3-1, X₃) :|: X₂+1 ≤ 0 ∧ 0 ≤ 1+X₂ ∧ nondef_1 ≤ 0 ∧ 0 ≤ nondef_1 ∧ X₂+1 < 0 ∧ nondef_2 ≤ 0 ∧ 1+X₂ ≤ 2⋅nondef_2 ∧ 2⋅nondef_2 < X₂+3 ∧ X₂+1 < 0 ∧ nondef_3 ≤ 0 ∧ 1+X₂ ≤ 2⋅nondef_3 ∧ 2⋅nondef_3 < X₂+3
t₂₅: l12(X₀, X₁, X₂, X₃) → l10(X₀, X₁, nondef_3-1, X₃) :|: 0 < 1+X₂ ∧ 0 ≤ nondef_1 ∧ 2⋅nondef_1 ≤ 1+X₂ ∧ X₂ < 2⋅nondef_1+1 ∧ X₂+1 ≤ 0 ∧ 0 ≤ 1+X₂ ∧ nondef_2 ≤ 0 ∧ 0 ≤ nondef_2 ∧ X₂+1 ≤ 0 ∧ 0 ≤ 1+X₂ ∧ nondef_3 ≤ 0 ∧ 0 ≤ nondef_3
t₂₆: l12(X₀, X₁, X₂, X₃) → l10(X₀, X₁, nondef_3-1, X₃) :|: 0 < 1+X₂ ∧ 0 ≤ nondef_1 ∧ 2⋅nondef_1 ≤ 1+X₂ ∧ X₂ < 2⋅nondef_1+1 ∧ X₂+1 ≤ 0 ∧ 0 ≤ 1+X₂ ∧ nondef_2 ≤ 0 ∧ 0 ≤ nondef_2 ∧ 0 < 1+X₂ ∧ 0 ≤ nondef_3 ∧ 2⋅nondef_3 ≤ 1+X₂ ∧ X₂ < 2⋅nondef_3+1
t₂₇: l12(X₀, X₁, X₂, X₃) → l10(X₀, X₁, nondef_3-1, X₃) :|: 0 < 1+X₂ ∧ 0 ≤ nondef_1 ∧ 2⋅nondef_1 ≤ 1+X₂ ∧ X₂ < 2⋅nondef_1+1 ∧ X₂+1 ≤ 0 ∧ 0 ≤ 1+X₂ ∧ nondef_2 ≤ 0 ∧ 0 ≤ nondef_2 ∧ X₂+1 < 0 ∧ nondef_3 ≤ 0 ∧ 1+X₂ ≤ 2⋅nondef_3 ∧ 2⋅nondef_3 < X₂+3
t₂₈: l12(X₀, X₁, X₂, X₃) → l10(X₀, X₁, nondef_3-1, X₃) :|: 0 < 1+X₂ ∧ 0 ≤ nondef_1 ∧ 2⋅nondef_1 ≤ 1+X₂ ∧ X₂ < 2⋅nondef_1+1 ∧ 0 < 1+X₂ ∧ 0 ≤ nondef_2 ∧ 2⋅nondef_2 ≤ 1+X₂ ∧ X₂ < 2⋅nondef_2+1 ∧ X₂+1 ≤ 0 ∧ 0 ≤ 1+X₂ ∧ nondef_3 ≤ 0 ∧ 0 ≤ nondef_3
t₂₉: l12(X₀, X₁, X₂, X₃) → l10(X₀, X₁, nondef_3-1, X₃) :|: 0 < 1+X₂ ∧ 0 ≤ nondef_1 ∧ 2⋅nondef_1 ≤ 1+X₂ ∧ X₂ < 2⋅nondef_1+1 ∧ 0 < 1+X₂ ∧ 0 ≤ nondef_2 ∧ 2⋅nondef_2 ≤ 1+X₂ ∧ X₂ < 2⋅nondef_2+1 ∧ 0 < 1+X₂ ∧ 0 ≤ nondef_3 ∧ 2⋅nondef_3 ≤ 1+X₂ ∧ X₂ < 2⋅nondef_3+1
t₃₀: l12(X₀, X₁, X₂, X₃) → l10(X₀, X₁, nondef_3-1, X₃) :|: 0 < 1+X₂ ∧ 0 ≤ nondef_1 ∧ 2⋅nondef_1 ≤ 1+X₂ ∧ X₂ < 2⋅nondef_1+1 ∧ 0 < 1+X₂ ∧ 0 ≤ nondef_2 ∧ 2⋅nondef_2 ≤ 1+X₂ ∧ X₂ < 2⋅nondef_2+1 ∧ X₂+1 < 0 ∧ nondef_3 ≤ 0 ∧ 1+X₂ ≤ 2⋅nondef_3 ∧ 2⋅nondef_3 < X₂+3
t₃₁: l12(X₀, X₁, X₂, X₃) → l10(X₀, X₁, nondef_3-1, X₃) :|: 0 < 1+X₂ ∧ 0 ≤ nondef_1 ∧ 2⋅nondef_1 ≤ 1+X₂ ∧ X₂ < 2⋅nondef_1+1 ∧ X₂+1 < 0 ∧ nondef_2 ≤ 0 ∧ 1+X₂ ≤ 2⋅nondef_2 ∧ 2⋅nondef_2 < X₂+3 ∧ X₂+1 ≤ 0 ∧ 0 ≤ 1+X₂ ∧ nondef_3 ≤ 0 ∧ 0 ≤ nondef_3
t₃₂: l12(X₀, X₁, X₂, X₃) → l10(X₀, X₁, nondef_3-1, X₃) :|: 0 < 1+X₂ ∧ 0 ≤ nondef_1 ∧ 2⋅nondef_1 ≤ 1+X₂ ∧ X₂ < 2⋅nondef_1+1 ∧ X₂+1 < 0 ∧ nondef_2 ≤ 0 ∧ 1+X₂ ≤ 2⋅nondef_2 ∧ 2⋅nondef_2 < X₂+3 ∧ 0 < 1+X₂ ∧ 0 ≤ nondef_3 ∧ 2⋅nondef_3 ≤ 1+X₂ ∧ X₂ < 2⋅nondef_3+1
t₃₃: l12(X₀, X₁, X₂, X₃) → l10(X₀, X₁, nondef_3-1, X₃) :|: 0 < 1+X₂ ∧ 0 ≤ nondef_1 ∧ 2⋅nondef_1 ≤ 1+X₂ ∧ X₂ < 2⋅nondef_1+1 ∧ X₂+1 < 0 ∧ nondef_2 ≤ 0 ∧ 1+X₂ ≤ 2⋅nondef_2 ∧ 2⋅nondef_2 < X₂+3 ∧ X₂+1 < 0 ∧ nondef_3 ≤ 0 ∧ 1+X₂ ≤ 2⋅nondef_3 ∧ 2⋅nondef_3 < X₂+3
t₃₄: l12(X₀, X₁, X₂, X₃) → l10(X₀, X₁, nondef_3-1, X₃) :|: X₂+1 < 0 ∧ nondef_1 ≤ 0 ∧ 1+X₂ ≤ 2⋅nondef_1 ∧ 2⋅nondef_1 < X₂+3 ∧ X₂+1 ≤ 0 ∧ 0 ≤ 1+X₂ ∧ nondef_2 ≤ 0 ∧ 0 ≤ nondef_2 ∧ X₂+1 ≤ 0 ∧ 0 ≤ 1+X₂ ∧ nondef_3 ≤ 0 ∧ 0 ≤ nondef_3
t₃₅: l12(X₀, X₁, X₂, X₃) → l10(X₀, X₁, nondef_3-1, X₃) :|: X₂+1 < 0 ∧ nondef_1 ≤ 0 ∧ 1+X₂ ≤ 2⋅nondef_1 ∧ 2⋅nondef_1 < X₂+3 ∧ X₂+1 ≤ 0 ∧ 0 ≤ 1+X₂ ∧ nondef_2 ≤ 0 ∧ 0 ≤ nondef_2 ∧ 0 < 1+X₂ ∧ 0 ≤ nondef_3 ∧ 2⋅nondef_3 ≤ 1+X₂ ∧ X₂ < 2⋅nondef_3+1
t₃₆: l12(X₀, X₁, X₂, X₃) → l10(X₀, X₁, nondef_3-1, X₃) :|: X₂+1 < 0 ∧ nondef_1 ≤ 0 ∧ 1+X₂ ≤ 2⋅nondef_1 ∧ 2⋅nondef_1 < X₂+3 ∧ X₂+1 ≤ 0 ∧ 0 ≤ 1+X₂ ∧ nondef_2 ≤ 0 ∧ 0 ≤ nondef_2 ∧ X₂+1 < 0 ∧ nondef_3 ≤ 0 ∧ 1+X₂ ≤ 2⋅nondef_3 ∧ 2⋅nondef_3 < X₂+3
t₃₇: l12(X₀, X₁, X₂, X₃) → l10(X₀, X₁, nondef_3-1, X₃) :|: X₂+1 < 0 ∧ nondef_1 ≤ 0 ∧ 1+X₂ ≤ 2⋅nondef_1 ∧ 2⋅nondef_1 < X₂+3 ∧ 0 < 1+X₂ ∧ 0 ≤ nondef_2 ∧ 2⋅nondef_2 ≤ 1+X₂ ∧ X₂ < 2⋅nondef_2+1 ∧ X₂+1 ≤ 0 ∧ 0 ≤ 1+X₂ ∧ nondef_3 ≤ 0 ∧ 0 ≤ nondef_3
t₃₈: l12(X₀, X₁, X₂, X₃) → l10(X₀, X₁, nondef_3-1, X₃) :|: X₂+1 < 0 ∧ nondef_1 ≤ 0 ∧ 1+X₂ ≤ 2⋅nondef_1 ∧ 2⋅nondef_1 < X₂+3 ∧ 0 < 1+X₂ ∧ 0 ≤ nondef_2 ∧ 2⋅nondef_2 ≤ 1+X₂ ∧ X₂ < 2⋅nondef_2+1 ∧ 0 < 1+X₂ ∧ 0 ≤ nondef_3 ∧ 2⋅nondef_3 ≤ 1+X₂ ∧ X₂ < 2⋅nondef_3+1
t₃₉: l12(X₀, X₁, X₂, X₃) → l10(X₀, X₁, nondef_3-1, X₃) :|: X₂+1 < 0 ∧ nondef_1 ≤ 0 ∧ 1+X₂ ≤ 2⋅nondef_1 ∧ 2⋅nondef_1 < X₂+3 ∧ 0 < 1+X₂ ∧ 0 ≤ nondef_2 ∧ 2⋅nondef_2 ≤ 1+X₂ ∧ X₂ < 2⋅nondef_2+1 ∧ X₂+1 < 0 ∧ nondef_3 ≤ 0 ∧ 1+X₂ ≤ 2⋅nondef_3 ∧ 2⋅nondef_3 < X₂+3
t₄₀: l12(X₀, X₁, X₂, X₃) → l10(X₀, X₁, nondef_3-1, X₃) :|: X₂+1 < 0 ∧ nondef_1 ≤ 0 ∧ 1+X₂ ≤ 2⋅nondef_1 ∧ 2⋅nondef_1 < X₂+3 ∧ X₂+1 < 0 ∧ nondef_2 ≤ 0 ∧ 1+X₂ ≤ 2⋅nondef_2 ∧ 2⋅nondef_2 < X₂+3 ∧ X₂+1 ≤ 0 ∧ 0 ≤ 1+X₂ ∧ nondef_3 ≤ 0 ∧ 0 ≤ nondef_3
t₄₁: l12(X₀, X₁, X₂, X₃) → l10(X₀, X₁, nondef_3-1, X₃) :|: X₂+1 < 0 ∧ nondef_1 ≤ 0 ∧ 1+X₂ ≤ 2⋅nondef_1 ∧ 2⋅nondef_1 < X₂+3 ∧ X₂+1 < 0 ∧ nondef_2 ≤ 0 ∧ 1+X₂ ≤ 2⋅nondef_2 ∧ 2⋅nondef_2 < X₂+3 ∧ 0 < 1+X₂ ∧ 0 ≤ nondef_3 ∧ 2⋅nondef_3 ≤ 1+X₂ ∧ X₂ < 2⋅nondef_3+1
t₄₂: l12(X₀, X₁, X₂, X₃) → l10(X₀, X₁, nondef_3-1, X₃) :|: X₂+1 < 0 ∧ nondef_1 ≤ 0 ∧ 1+X₂ ≤ 2⋅nondef_1 ∧ 2⋅nondef_1 < X₂+3 ∧ X₂+1 < 0 ∧ nondef_2 ≤ 0 ∧ 1+X₂ ≤ 2⋅nondef_2 ∧ 2⋅nondef_2 < X₂+3 ∧ X₂+1 < 0 ∧ nondef_3 ≤ 0 ∧ 1+X₂ ≤ 2⋅nondef_3 ∧ 2⋅nondef_3 < X₂+3
t₁: l2(X₀, X₁, X₂, X₃) → l3(X₀, X₁, X₂, X₃)
t₂: l3(X₀, X₁, X₂, X₃) → l1(X₀, X₁, X₂, X₃)
t₄: l4(X₀, X₁, X₂, X₃) → l5(X₀, X₁, X₂, 1) :|: 2 < X₁
t₅: l4(X₀, X₁, X₂, X₃) → l6(X₀, X₁, X₂, X₃) :|: X₁ ≤ 2
t₆: l5(X₀, X₁, X₂, X₃) → l10(X₀, X₁, X₃, X₃) :|: X₃+1 ≤ X₁
t₇: l5(X₀, X₁, X₂, X₃) → l6(X₀, X₁, X₂, X₃) :|: X₁ < 1+X₃
t₄₆: l6(X₀, X₁, X₂, X₃) → l13(X₀, X₁, X₂, X₃)
t₄₅: l7(X₀, X₁, X₂, X₃) → l5(X₀, X₁, X₂, X₀)
t₄₃: l8(X₀, X₁, X₂, X₃) → l9(X₃+1, X₁, X₂, X₃)
t₄₄: l9(X₀, X₁, X₂, X₃) → l7(X₀, X₁, X₂, X₃)

Preprocessing

Cut unsatisfiable transition t₁₀: l11→l12

Cut unsatisfiable transition t₁₂: l11→l12

Cut unsatisfiable transition t₁₃: l11→l8

Cut unsatisfiable transition t₁₅: l11→l8

Cut unsatisfiable transition t₁₇: l12→l10

Cut unsatisfiable transition t₁₈: l12→l10

Cut unsatisfiable transition t₁₉: l12→l10

Cut unsatisfiable transition t₂₀: l12→l10

Cut unsatisfiable transition t₂₁: l12→l10

Cut unsatisfiable transition t₂₂: l12→l10

Cut unsatisfiable transition t₂₃: l12→l10

Cut unsatisfiable transition t₂₄: l12→l10

Cut unsatisfiable transition t₂₅: l12→l10

Cut unsatisfiable transition t₂₆: l12→l10

Cut unsatisfiable transition t₂₇: l12→l10

Cut unsatisfiable transition t₂₈: l12→l10

Cut unsatisfiable transition t₃₀: l12→l10

Cut unsatisfiable transition t₃₁: l12→l10

Cut unsatisfiable transition t₃₂: l12→l10

Cut unsatisfiable transition t₃₃: l12→l10

Cut unsatisfiable transition t₃₄: l12→l10

Cut unsatisfiable transition t₃₅: l12→l10

Cut unsatisfiable transition t₃₆: l12→l10

Cut unsatisfiable transition t₃₇: l12→l10

Cut unsatisfiable transition t₃₈: l12→l10

Cut unsatisfiable transition t₃₉: l12→l10

Cut unsatisfiable transition t₄₀: l12→l10

Cut unsatisfiable transition t₄₁: l12→l10

Found invariant 1+X₃ ≤ X₁ ∧ 1 ≤ X₃ ∧ 2 ≤ X₂+X₃ ∧ X₂ ≤ X₃ ∧ 4 ≤ X₁+X₃ ∧ 1+X₂ ≤ X₁ ∧ 1 ≤ X₂ ∧ 4 ≤ X₁+X₂ ∧ 3 ≤ X₁ for location l11

Found invariant 1+X₃ ≤ X₁ ∧ 1 ≤ X₃ ∧ 2 ≤ X₂+X₃ ∧ X₂ ≤ X₃ ∧ 4 ≤ X₁+X₃ ∧ 1+X₂ ≤ X₁ ∧ 1 ≤ X₂ ∧ 4 ≤ X₁+X₂ ∧ 3 ≤ X₁ for location l12

Found invariant 1+X₃ ≤ X₁ ∧ 1+X₃ ≤ X₀ ∧ 1 ≤ X₃ ∧ X₂ ≤ X₃ ∧ 4 ≤ X₁+X₃ ∧ 3 ≤ X₀+X₃ ∧ X₀ ≤ 1+X₃ ∧ 1+X₂ ≤ X₁ ∧ 1+X₂ ≤ X₀ ∧ 3 ≤ X₁ ∧ 5 ≤ X₀+X₁ ∧ X₀ ≤ X₁ ∧ 2 ≤ X₀ for location l7

Found invariant X₃ ≤ X₁ ∧ 1 ≤ X₃ ∧ 4 ≤ X₁+X₃ ∧ 3 ≤ X₁ for location l5

Found invariant 1+X₃ ≤ X₁ ∧ 1 ≤ X₃ ∧ 1 ≤ X₂+X₃ ∧ X₂ ≤ X₃ ∧ 4 ≤ X₁+X₃ ∧ 1+X₂ ≤ X₁ ∧ 0 ≤ X₂ ∧ 3 ≤ X₁+X₂ ∧ 3 ≤ X₁ for location l8

Found invariant 1+X₃ ≤ X₁ ∧ 1 ≤ X₃ ∧ 1 ≤ X₂+X₃ ∧ X₂ ≤ X₃ ∧ 4 ≤ X₁+X₃ ∧ 1+X₂ ≤ X₁ ∧ 0 ≤ X₂ ∧ 3 ≤ X₁+X₂ ∧ 3 ≤ X₁ for location l10

Found invariant 1+X₃ ≤ X₁ ∧ 1+X₃ ≤ X₀ ∧ 1 ≤ X₃ ∧ X₂ ≤ X₃ ∧ 4 ≤ X₁+X₃ ∧ 3 ≤ X₀+X₃ ∧ X₀ ≤ 1+X₃ ∧ 1+X₂ ≤ X₁ ∧ 1+X₂ ≤ X₀ ∧ 3 ≤ X₁ ∧ 5 ≤ X₀+X₁ ∧ X₀ ≤ X₁ ∧ 2 ≤ X₀ for location l9

Cut unsatisfiable transition t₁₆: l12→l10

Cut unsatisfiable transition t₄₂: l12→l10

Problem after Preprocessing

Start: l0
Program_Vars: X₀, X₁, X₂, X₃
Temp_Vars: nondef_0, nondef_1, nondef_2, nondef_3
Locations: l0, l1, l10, l11, l12, l13, l2, l3, l4, l5, l6, l7, l8, l9
Transitions:
t₀: l0(X₀, X₁, X₂, X₃) → l2(X₀, X₁, X₂, X₃)
t₃: l1(X₀, X₁, X₂, X₃) → l4(X₀, X₁, X₂, X₃)
t₈: l10(X₀, X₁, X₂, X₃) → l11(X₀, X₁, X₂, X₃) :|: 0 < X₂ ∧ 1+X₃ ≤ X₁ ∧ 1 ≤ X₃ ∧ 1 ≤ X₂+X₃ ∧ X₂ ≤ X₃ ∧ 4 ≤ X₁+X₃ ∧ 1+X₂ ≤ X₁ ∧ 0 ≤ X₂ ∧ 3 ≤ X₁+X₂ ∧ 3 ≤ X₁
t₉: l10(X₀, X₁, X₂, X₃) → l8(X₀, X₁, X₂, X₃) :|: X₂ ≤ 0 ∧ 1+X₃ ≤ X₁ ∧ 1 ≤ X₃ ∧ 1 ≤ X₂+X₃ ∧ X₂ ≤ X₃ ∧ 4 ≤ X₁+X₃ ∧ 1+X₂ ≤ X₁ ∧ 0 ≤ X₂ ∧ 3 ≤ X₁+X₂ ∧ 3 ≤ X₁
t₁₁: l11(X₀, X₁, X₂, X₃) → l12(X₀, X₁, X₂, X₃) :|: 0 < 1+X₂ ∧ 0 ≤ nondef_0 ∧ 2⋅nondef_0 ≤ 1+X₂ ∧ X₂ < 2⋅nondef_0+1 ∧ 1+X₃ ≤ X₁ ∧ 1 ≤ X₃ ∧ 2 ≤ X₂+X₃ ∧ X₂ ≤ X₃ ∧ 4 ≤ X₁+X₃ ∧ 1+X₂ ≤ X₁ ∧ 1 ≤ X₂ ∧ 4 ≤ X₁+X₂ ∧ 3 ≤ X₁
t₁₄: l11(X₀, X₁, X₂, X₃) → l8(X₀, X₁, X₂, X₃) :|: 0 < 1+X₂ ∧ 0 ≤ nondef_0 ∧ 2⋅nondef_0 ≤ 1+X₂ ∧ X₂ < 2⋅nondef_0+1 ∧ 1+X₃ ≤ X₁ ∧ 1 ≤ X₃ ∧ 2 ≤ X₂+X₃ ∧ X₂ ≤ X₃ ∧ 4 ≤ X₁+X₃ ∧ 1+X₂ ≤ X₁ ∧ 1 ≤ X₂ ∧ 4 ≤ X₁+X₂ ∧ 3 ≤ X₁
t₂₉: l12(X₀, X₁, X₂, X₃) → l10(X₀, X₁, nondef_3-1, X₃) :|: 0 < 1+X₂ ∧ 0 ≤ nondef_1 ∧ 2⋅nondef_1 ≤ 1+X₂ ∧ X₂ < 2⋅nondef_1+1 ∧ 0 < 1+X₂ ∧ 0 ≤ nondef_2 ∧ 2⋅nondef_2 ≤ 1+X₂ ∧ X₂ < 2⋅nondef_2+1 ∧ 0 < 1+X₂ ∧ 0 ≤ nondef_3 ∧ 2⋅nondef_3 ≤ 1+X₂ ∧ X₂ < 2⋅nondef_3+1 ∧ 1+X₃ ≤ X₁ ∧ 1 ≤ X₃ ∧ 2 ≤ X₂+X₃ ∧ X₂ ≤ X₃ ∧ 4 ≤ X₁+X₃ ∧ 1+X₂ ≤ X₁ ∧ 1 ≤ X₂ ∧ 4 ≤ X₁+X₂ ∧ 3 ≤ X₁
t₁: l2(X₀, X₁, X₂, X₃) → l3(X₀, X₁, X₂, X₃)
t₂: l3(X₀, X₁, X₂, X₃) → l1(X₀, X₁, X₂, X₃)
t₄: l4(X₀, X₁, X₂, X₃) → l5(X₀, X₁, X₂, 1) :|: 2 < X₁
t₅: l4(X₀, X₁, X₂, X₃) → l6(X₀, X₁, X₂, X₃) :|: X₁ ≤ 2
t₆: l5(X₀, X₁, X₂, X₃) → l10(X₀, X₁, X₃, X₃) :|: X₃+1 ≤ X₁ ∧ X₃ ≤ X₁ ∧ 1 ≤ X₃ ∧ 4 ≤ X₁+X₃ ∧ 3 ≤ X₁
t₇: l5(X₀, X₁, X₂, X₃) → l6(X₀, X₁, X₂, X₃) :|: X₁ < 1+X₃ ∧ X₃ ≤ X₁ ∧ 1 ≤ X₃ ∧ 4 ≤ X₁+X₃ ∧ 3 ≤ X₁
t₄₆: l6(X₀, X₁, X₂, X₃) → l13(X₀, X₁, X₂, X₃)
t₄₅: l7(X₀, X₁, X₂, X₃) → l5(X₀, X₁, X₂, X₀) :|: 1+X₃ ≤ X₁ ∧ 1+X₃ ≤ X₀ ∧ 1 ≤ X₃ ∧ X₂ ≤ X₃ ∧ 4 ≤ X₁+X₃ ∧ 3 ≤ X₀+X₃ ∧ X₀ ≤ 1+X₃ ∧ 1+X₂ ≤ X₁ ∧ 1+X₂ ≤ X₀ ∧ 3 ≤ X₁ ∧ 5 ≤ X₀+X₁ ∧ X₀ ≤ X₁ ∧ 2 ≤ X₀
t₄₃: l8(X₀, X₁, X₂, X₃) → l9(X₃+1, X₁, X₂, X₃) :|: 1+X₃ ≤ X₁ ∧ 1 ≤ X₃ ∧ 1 ≤ X₂+X₃ ∧ X₂ ≤ X₃ ∧ 4 ≤ X₁+X₃ ∧ 1+X₂ ≤ X₁ ∧ 0 ≤ X₂ ∧ 3 ≤ X₁+X₂ ∧ 3 ≤ X₁
t₄₄: l9(X₀, X₁, X₂, X₃) → l7(X₀, X₁, X₂, X₃) :|: 1+X₃ ≤ X₁ ∧ 1+X₃ ≤ X₀ ∧ 1 ≤ X₃ ∧ X₂ ≤ X₃ ∧ 4 ≤ X₁+X₃ ∧ 3 ≤ X₀+X₃ ∧ X₀ ≤ 1+X₃ ∧ 1+X₂ ≤ X₁ ∧ 1+X₂ ≤ X₀ ∧ 3 ≤ X₁ ∧ 5 ≤ X₀+X₁ ∧ X₀ ≤ X₁ ∧ 2 ≤ X₀

Analysing control-flow refined program

Cut unsatisfiable transition t₇: l5→l6

Found invariant X₃ ≤ X₂ ∧ 1+X₃ ≤ X₁ ∧ 1 ≤ X₃ ∧ 2 ≤ X₂+X₃ ∧ X₂ ≤ X₃ ∧ 4 ≤ X₁+X₃ ∧ 1+X₂ ≤ X₁ ∧ 1 ≤ X₂ ∧ 4 ≤ X₁+X₂ ∧ 3 ≤ X₁ for location n_l12___14

Found invariant 1+X₃ ≤ X₁ ∧ 1 ≤ X₃ ∧ 2 ≤ X₂+X₃ ∧ X₂ ≤ X₃ ∧ 4 ≤ X₁+X₃ ∧ 1+X₂ ≤ X₁ ∧ 1 ≤ X₂ ∧ 4 ≤ X₁+X₂ ∧ 3 ≤ X₁ for location n_l11___11

Found invariant X₃ ≤ X₂ ∧ 1+X₃ ≤ X₁ ∧ 1 ≤ X₃ ∧ 2 ≤ X₂+X₃ ∧ X₂ ≤ X₃ ∧ 4 ≤ X₁+X₃ ∧ 1+X₂ ≤ X₁ ∧ 1 ≤ X₂ ∧ 4 ≤ X₁+X₂ ∧ 3 ≤ X₁ for location n_l8___13

Found invariant X₃ ≤ X₁ ∧ X₃ ≤ X₀ ∧ 2 ≤ X₃ ∧ 2 ≤ X₂+X₃ ∧ 1+X₂ ≤ X₃ ∧ 5 ≤ X₁+X₃ ∧ 4 ≤ X₀+X₃ ∧ X₀ ≤ X₃ ∧ 1+X₂ ≤ X₁ ∧ 1+X₂ ≤ X₀ ∧ 0 ≤ X₂ ∧ 3 ≤ X₁+X₂ ∧ 2 ≤ X₀+X₂ ∧ 3 ≤ X₁ ∧ 5 ≤ X₀+X₁ ∧ X₀ ≤ X₁ ∧ 2 ≤ X₀ for location n_l5___5

Found invariant 1+X₃ ≤ X₁ ∧ 1 ≤ X₃ ∧ 2 ≤ X₂+X₃ ∧ X₂ ≤ X₃ ∧ 4 ≤ X₁+X₃ ∧ 1+X₂ ≤ X₁ ∧ 1 ≤ X₂ ∧ 4 ≤ X₁+X₂ ∧ 3 ≤ X₁ for location n_l8___8

Found invariant 1+X₃ ≤ X₁ ∧ 1+X₃ ≤ X₀ ∧ 1 ≤ X₃ ∧ 1 ≤ X₂+X₃ ∧ 1+X₂ ≤ X₃ ∧ 4 ≤ X₁+X₃ ∧ 3 ≤ X₀+X₃ ∧ X₀ ≤ 1+X₃ ∧ X₂ ≤ 0 ∧ 3+X₂ ≤ X₁ ∧ 2+X₂ ≤ X₀ ∧ 0 ≤ X₂ ∧ 3 ≤ X₁+X₂ ∧ 2 ≤ X₀+X₂ ∧ 3 ≤ X₁ ∧ 5 ≤ X₀+X₁ ∧ X₀ ≤ X₁ ∧ 2 ≤ X₀ for location n_l9___4

Found invariant 1+X₃ ≤ X₁ ∧ 1+X₃ ≤ X₀ ∧ 1 ≤ X₃ ∧ 2 ≤ X₂+X₃ ∧ X₂ ≤ X₃ ∧ 4 ≤ X₁+X₃ ∧ 3 ≤ X₀+X₃ ∧ X₀ ≤ 1+X₃ ∧ 1+X₂ ≤ X₁ ∧ 1+X₂ ≤ X₀ ∧ 1 ≤ X₂ ∧ 4 ≤ X₁+X₂ ∧ 3 ≤ X₀+X₂ ∧ 3 ≤ X₁ ∧ 5 ≤ X₀+X₁ ∧ X₀ ≤ X₁ ∧ 2 ≤ X₀ for location n_l9___7

Found invariant 1+X₃ ≤ X₁ ∧ 1+X₃ ≤ X₀ ∧ 1 ≤ X₃ ∧ 1 ≤ X₂+X₃ ∧ 1+X₂ ≤ X₃ ∧ 4 ≤ X₁+X₃ ∧ 3 ≤ X₀+X₃ ∧ X₀ ≤ 1+X₃ ∧ X₂ ≤ 0 ∧ 3+X₂ ≤ X₁ ∧ 2+X₂ ≤ X₀ ∧ 0 ≤ X₂ ∧ 3 ≤ X₁+X₂ ∧ 2 ≤ X₀+X₂ ∧ 3 ≤ X₁ ∧ 5 ≤ X₀+X₁ ∧ X₀ ≤ X₁ ∧ 2 ≤ X₀ for location n_l7___3

Found invariant 1+X₃ ≤ X₁ ∧ 1+X₃ ≤ X₀ ∧ 1 ≤ X₃ ∧ 2 ≤ X₂+X₃ ∧ X₂ ≤ X₃ ∧ 4 ≤ X₁+X₃ ∧ 3 ≤ X₀+X₃ ∧ X₀ ≤ 1+X₃ ∧ 1+X₂ ≤ X₁ ∧ 1+X₂ ≤ X₀ ∧ 1 ≤ X₂ ∧ 4 ≤ X₁+X₂ ∧ 3 ≤ X₀+X₂ ∧ 3 ≤ X₁ ∧ 5 ≤ X₀+X₁ ∧ X₀ ≤ X₁ ∧ 2 ≤ X₀ for location n_l7___6

Found invariant X₃ ≤ X₂ ∧ 1+X₃ ≤ X₁ ∧ 1+X₃ ≤ X₀ ∧ 1 ≤ X₃ ∧ 2 ≤ X₂+X₃ ∧ X₂ ≤ X₃ ∧ 4 ≤ X₁+X₃ ∧ 3 ≤ X₀+X₃ ∧ X₀ ≤ 1+X₃ ∧ 1+X₂ ≤ X₁ ∧ 1+X₂ ≤ X₀ ∧ 1 ≤ X₂ ∧ 4 ≤ X₁+X₂ ∧ 3 ≤ X₀+X₂ ∧ X₀ ≤ 1+X₂ ∧ 3 ≤ X₁ ∧ 5 ≤ X₀+X₁ ∧ X₀ ≤ X₁ ∧ 2 ≤ X₀ for location n_l9___2

Found invariant X₃ ≤ X₂ ∧ 1+X₃ ≤ X₁ ∧ 1 ≤ X₃ ∧ 2 ≤ X₂+X₃ ∧ X₂ ≤ X₃ ∧ 4 ≤ X₁+X₃ ∧ 1+X₂ ≤ X₁ ∧ 1 ≤ X₂ ∧ 4 ≤ X₁+X₂ ∧ 3 ≤ X₁ for location n_l11___15

Found invariant X₃ ≤ 1 ∧ 2+X₃ ≤ X₁ ∧ 1 ≤ X₃ ∧ 4 ≤ X₁+X₃ ∧ 3 ≤ X₁ for location l5

Found invariant X₃ ≤ X₂ ∧ 1+X₃ ≤ X₁ ∧ 1 ≤ X₃ ∧ 2 ≤ X₂+X₃ ∧ X₂ ≤ X₃ ∧ 4 ≤ X₁+X₃ ∧ 1+X₂ ≤ X₁ ∧ 1 ≤ X₂ ∧ 4 ≤ X₁+X₂ ∧ 3 ≤ X₁ for location n_l10___16

Found invariant 1+X₃ ≤ X₁ ∧ 1 ≤ X₃ ∧ 1 ≤ X₂+X₃ ∧ 4 ≤ X₁+X₃ ∧ 0 ≤ X₂ ∧ 3 ≤ X₁+X₂ ∧ 3 ≤ X₁ for location n_l10___12

Found invariant X₃ ≤ X₂ ∧ 1+X₃ ≤ X₁ ∧ 1+X₃ ≤ X₀ ∧ 1 ≤ X₃ ∧ 2 ≤ X₂+X₃ ∧ X₂ ≤ X₃ ∧ 4 ≤ X₁+X₃ ∧ 3 ≤ X₀+X₃ ∧ X₀ ≤ 1+X₃ ∧ 1+X₂ ≤ X₁ ∧ 1+X₂ ≤ X₀ ∧ 1 ≤ X₂ ∧ 4 ≤ X₁+X₂ ∧ 3 ≤ X₀+X₂ ∧ X₀ ≤ 1+X₂ ∧ 3 ≤ X₁ ∧ 5 ≤ X₀+X₁ ∧ X₀ ≤ X₁ ∧ 2 ≤ X₀ for location n_l7___1

Found invariant 1+X₃ ≤ X₁ ∧ 1 ≤ X₃ ∧ 1 ≤ X₂+X₃ ∧ 1+X₂ ≤ X₃ ∧ 4 ≤ X₁+X₃ ∧ X₂ ≤ 0 ∧ 3+X₂ ≤ X₁ ∧ 0 ≤ X₂ ∧ 3 ≤ X₁+X₂ ∧ 3 ≤ X₁ for location n_l8___10

Found invariant 1+X₃ ≤ X₁ ∧ 1 ≤ X₃ ∧ 2 ≤ X₂+X₃ ∧ X₂ ≤ X₃ ∧ 4 ≤ X₁+X₃ ∧ 1+X₂ ≤ X₁ ∧ 1 ≤ X₂ ∧ 4 ≤ X₁+X₂ ∧ 3 ≤ X₁ for location n_l12___9

CFR did not improve the program. Rolling back

All Bounds

Timebounds

Overall timebound:inf {Infinity}
t₀: 1 {O(1)}
t₃: 1 {O(1)}
t₈: inf {Infinity}
t₉: inf {Infinity}
t₁₁: inf {Infinity}
t₁₄: inf {Infinity}
t₂₉: inf {Infinity}
t₁: 1 {O(1)}
t₂: 1 {O(1)}
t₄: 1 {O(1)}
t₅: 1 {O(1)}
t₆: inf {Infinity}
t₇: 1 {O(1)}
t₄₆: 1 {O(1)}
t₄₅: inf {Infinity}
t₄₃: inf {Infinity}
t₄₄: inf {Infinity}

Costbounds

Overall costbound: inf {Infinity}
t₀: 1 {O(1)}
t₃: 1 {O(1)}
t₈: inf {Infinity}
t₉: inf {Infinity}
t₁₁: inf {Infinity}
t₁₄: inf {Infinity}
t₂₉: inf {Infinity}
t₁: 1 {O(1)}
t₂: 1 {O(1)}
t₄: 1 {O(1)}
t₅: 1 {O(1)}
t₆: inf {Infinity}
t₇: 1 {O(1)}
t₄₆: 1 {O(1)}
t₄₅: inf {Infinity}
t₄₃: inf {Infinity}
t₄₄: inf {Infinity}

Sizebounds

t₀, X₀: X₀ {O(n)}
t₀, X₁: X₁ {O(n)}
t₀, X₂: X₂ {O(n)}
t₀, X₃: X₃ {O(n)}
t₃, X₀: X₀ {O(n)}
t₃, X₁: X₁ {O(n)}
t₃, X₂: X₂ {O(n)}
t₃, X₃: X₃ {O(n)}
t₈, X₁: X₁ {O(n)}
t₉, X₁: X₁ {O(n)}
t₉, X₂: 0 {O(1)}
t₁₁, X₁: X₁ {O(n)}
t₁₄, X₁: X₁ {O(n)}
t₂₉, X₁: X₁ {O(n)}
t₁, X₀: X₀ {O(n)}
t₁, X₁: X₁ {O(n)}
t₁, X₂: X₂ {O(n)}
t₁, X₃: X₃ {O(n)}
t₂, X₀: X₀ {O(n)}
t₂, X₁: X₁ {O(n)}
t₂, X₂: X₂ {O(n)}
t₂, X₃: X₃ {O(n)}
t₄, X₀: X₀ {O(n)}
t₄, X₁: X₁ {O(n)}
t₄, X₂: X₂ {O(n)}
t₄, X₃: 1 {O(1)}
t₅, X₀: X₀ {O(n)}
t₅, X₁: X₁ {O(n)}
t₅, X₂: X₂ {O(n)}
t₅, X₃: X₃ {O(n)}
t₆, X₁: X₁ {O(n)}
t₇, X₁: X₁ {O(n)}
t₄₆, X₁: 2⋅X₁ {O(n)}
t₄₅, X₁: X₁ {O(n)}
t₄₃, X₁: X₁ {O(n)}
t₄₄, X₁: X₁ {O(n)}