Initial Problem

Start: l0
Program_Vars: X₀, X₁
Temp_Vars: C
Locations: l0, l1
Transitions:
t₀: l0(X₀, X₁) → l1(C, 1)
t₁: l1(X₀, X₁) → l1(X₀-10, X₁-1) :|: 1 ≤ X₁ ∧ 101 ≤ X₀
t₂: l1(X₀, X₁) → l1(X₀+11, X₁+1) :|: 1 ≤ X₁ ∧ X₀ ≤ 100

Preprocessing

Found invariant 0 ≤ X₁ for location l1

Problem after Preprocessing

Start: l0
Program_Vars: X₀, X₁
Temp_Vars: C
Locations: l0, l1
Transitions:
t₀: l0(X₀, X₁) → l1(C, 1)
t₁: l1(X₀, X₁) → l1(X₀-10, X₁-1) :|: 1 ≤ X₁ ∧ 101 ≤ X₀ ∧ 0 ≤ X₁
t₂: l1(X₀, X₁) → l1(X₀+11, X₁+1) :|: 1 ≤ X₁ ∧ X₀ ≤ 100 ∧ 0 ≤ X₁

Analysing control-flow refined program

Found invariant 0 ≤ X₁ ∧ 91 ≤ X₀+X₁ ∧ 91 ≤ X₀ for location n_l1___4

Found invariant 2 ≤ X₁ ∧ 104 ≤ X₀+X₁ ∧ X₀ ≤ 109+X₁ ∧ X₀ ≤ 111 ∧ 102 ≤ X₀ for location n_l1___2

Found invariant 2 ≤ X₁ ∧ X₀ ≤ 109+X₁ ∧ X₀ ≤ 111 for location n_l1___3

Found invariant X₁ ≤ 1 ∧ 1 ≤ X₁ for location l1

Found invariant 1 ≤ X₁ ∧ 92 ≤ X₀+X₁ ∧ X₀ ≤ 100+X₁ ∧ X₀ ≤ 101 ∧ 91 ≤ X₀ for location n_l1___1

Cut unsatisfiable transition t₃₉: n_l1___4→n_l1___4

CFR did not improve the program. Rolling back

All Bounds

Timebounds

Overall timebound:inf {Infinity}
t₀: 1 {O(1)}
t₁: inf {Infinity}
t₂: inf {Infinity}

Costbounds

Overall costbound: inf {Infinity}
t₀: 1 {O(1)}
t₁: inf {Infinity}
t₂: inf {Infinity}

Sizebounds

t₀, X₁: 1 {O(1)}