unknown Initial ITS Start location: [1] Program variables: c x y z 0: [1] -> [2] : x'=nondet, T, cost: 1 1: [2] -> [3] : y'=nondet1, T, cost: 1 2: [3] -> [4] : z'=nondet2, T, cost: 1 3: [4] -> [5] : c'=0, T, cost: 1 4: [5] -> [6] : (-z+x > 0 \/ -z+y > 0), cost: 1 17: [5] -> [16] : (-z+x <= 0 /\ -z+y <= 0), cost: 1 5: [6] -> [8] : -z+x > 0, cost: 1 8: [6] -> [10] : -z+x <= 0, cost: 1 15: [7] -> [15] : c'=1+c, T, cost: 1 6: [8] -> [9] : x'=-1+x, T, cost: 1 7: [9] -> [7] : T, cost: 1 9: [10] -> [12] : -z+y > 0, cost: 1 12: [10] -> [14] : -z+y <= 0, cost: 1 14: [11] -> [7] : T, cost: 1 10: [12] -> [13] : y'=-1+y, T, cost: 1 11: [13] -> [11] : T, cost: 1 13: [14] -> [11] : T, cost: 1 16: [15] -> [5] : T, cost: 1 Chained Linear Paths Start location: [1] Program variables: c x y z 20: [1] -> [5] : c'=0, x'=nondet, y'=nondet1, z'=nondet2, T, cost: 1 4: [5] -> [6] : (-z+x > 0 \/ -z+y > 0), cost: 1 17: [5] -> [16] : (-z+x <= 0 /\ -z+y <= 0), cost: 1 8: [6] -> [10] : -z+x <= 0, cost: 1 22: [6] -> [7] : x'=-1+x, -z+x > 0, cost: 1 23: [7] -> [5] : c'=1+c, T, cost: 1 25: [10] -> [11] : -z+y <= 0, cost: 1 26: [10] -> [11] : y'=-1+y, -z+y > 0, cost: 1 14: [11] -> [7] : T, cost: 1 Eliminating location [2] by chaining: Applied chaining First rule: [1] -> [2] : x'=nondet, T, cost: 1 Second rule: [2] -> [3] : y'=nondet1, T, cost: 1 New rule: [1] -> [3] : x'=nondet, y'=nondet1, T, cost: 1 Applied deletion Removed the following rules: 0 1 Eliminating location [3] by chaining: Applied chaining First rule: [1] -> [3] : x'=nondet, y'=nondet1, T, cost: 1 Second rule: [3] -> [4] : z'=nondet2, T, cost: 1 New rule: [1] -> [4] : x'=nondet, y'=nondet1, z'=nondet2, T, cost: 1 Applied deletion Removed the following rules: 2 18 Eliminating location [4] by chaining: Applied chaining First rule: [1] -> [4] : x'=nondet, y'=nondet1, z'=nondet2, T, cost: 1 Second rule: [4] -> [5] : c'=0, T, cost: 1 New rule: [1] -> [5] : c'=0, x'=nondet, y'=nondet1, z'=nondet2, T, cost: 1 Applied deletion Removed the following rules: 3 19 Eliminating location [8] by chaining: Applied chaining First rule: [6] -> [8] : -z+x > 0, cost: 1 Second rule: [8] -> [9] : x'=-1+x, T, cost: 1 New rule: [6] -> [9] : x'=-1+x, -z+x > 0, cost: 1 Applied deletion Removed the following rules: 5 6 Eliminating location [9] by chaining: Applied chaining First rule: [6] -> [9] : x'=-1+x, -z+x > 0, cost: 1 Second rule: [9] -> [7] : T, cost: 1 New rule: [6] -> [7] : x'=-1+x, -z+x > 0, cost: 1 Applied deletion Removed the following rules: 7 21 Eliminating location [15] by chaining: Applied chaining First rule: [7] -> [15] : c'=1+c, T, cost: 1 Second rule: [15] -> [5] : T, cost: 1 New rule: [7] -> [5] : c'=1+c, T, cost: 1 Applied deletion Removed the following rules: 15 16 Eliminating location [12] by chaining: Applied chaining First rule: [10] -> [12] : -z+y > 0, cost: 1 Second rule: [12] -> [13] : y'=-1+y, T, cost: 1 New rule: [10] -> [13] : y'=-1+y, -z+y > 0, cost: 1 Applied deletion Removed the following rules: 9 10 Eliminating location [14] by chaining: Applied chaining First rule: [10] -> [14] : -z+y <= 0, cost: 1 Second rule: [14] -> [11] : T, cost: 1 New rule: [10] -> [11] : -z+y <= 0, cost: 1 Applied deletion Removed the following rules: 12 13 Eliminating location [13] by chaining: Applied chaining First rule: [10] -> [13] : y'=-1+y, -z+y > 0, cost: 1 Second rule: [13] -> [11] : T, cost: 1 New rule: [10] -> [11] : y'=-1+y, -z+y > 0, cost: 1 Applied deletion Removed the following rules: 11 24 Step with 20 Trace 20[T] Blocked [{}, {}] Step with 17 Trace 20[T], 17[(-z+x <= 0 /\ -z+y <= 0)] Blocked [{}, {}, {}] Backtrack Trace 20[T] Blocked [{}, {17[T]}] Step with 4 Trace 20[T], 4[(-z+x > 0)] Blocked [{}, {17[T]}, {}] Step with 22 Trace 20[T], 4[(-z+x > 0)], 22[(-z+x > 0)] Blocked [{}, {17[T]}, {8[T]}, {}] Step with 23 Trace 20[T], 4[(-z+x > 0)], 22[(-z+x > 0)], 23[T] Blocked [{}, {17[T]}, {8[T]}, {}, {}] Accelerate Start location: [1] Program variables: c x y z 20: [1] -> [5] : c'=0, x'=nondet, y'=nondet1, z'=nondet2, T, cost: 1 4: [5] -> [6] : (-z+x > 0 \/ -z+y > 0), cost: 1 17: [5] -> [16] : (-z+x <= 0 /\ -z+y <= 0), cost: 1 27: [5] -> [5] : c'=c+n, x'=x-n, (1-z+x-n > 0 /\ -1+n >= 0), cost: 1 8: [6] -> [10] : -z+x <= 0, cost: 1 22: [6] -> [7] : x'=-1+x, -z+x > 0, cost: 1 23: [7] -> [5] : c'=1+c, T, cost: 1 25: [10] -> [11] : -z+y <= 0, cost: 1 26: [10] -> [11] : y'=-1+y, -z+y > 0, cost: 1 14: [11] -> [7] : T, cost: 1 Loop Acceleration Original rule: [5] -> [5] : c'=1+c, x'=-1+x, -z+x > 0, cost: 1 New rule: [5] -> [5] : c'=c+n, x'=x-n, (1-z+x-n > 0 /\ -1+n >= 0), cost: 1 -z+x > 0 [0]: montonic decrease yields 1-z+x-n > 0 -z+x > 0 [1]: eventual increase yields (1 <= 0 /\ -z+x > 0) Replacement map: {-z+x > 0 -> 1-z+x-n > 0} Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)] Blocked [{}, {17[T]}, {27[T]}] Step with 17 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 17[(-z+x <= 0 /\ -z+y <= 0)] Blocked [{}, {17[T]}, {27[T]}, {}] Backtrack Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)] Blocked [{}, {17[T]}, {17[T], 27[T]}] Step with 4 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 4[(-z+y > 0)] Blocked [{}, {17[T]}, {17[T], 27[T]}, {}] Step with 22 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 22[(-z+x > 0)] Blocked [{}, {17[T]}, {17[T], 27[T]}, {}, {}] Step with 23 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 22[(-z+x > 0)], 23[T] Blocked [{}, {17[T]}, {17[T], 27[T]}, {}, {}, {}] Accelerate Start location: [1] Program variables: c x y z 20: [1] -> [5] : c'=0, x'=nondet, y'=nondet1, z'=nondet2, T, cost: 1 4: [5] -> [6] : (-z+x > 0 \/ -z+y > 0), cost: 1 17: [5] -> [16] : (-z+x <= 0 /\ -z+y <= 0), cost: 1 27: [5] -> [5] : c'=c+n, x'=x-n, (1-z+x-n > 0 /\ -1+n >= 0), cost: 1 28: [5] -> [5] : c'=c+n2, x'=-n2+x, (1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0), cost: 1 8: [6] -> [10] : -z+x <= 0, cost: 1 22: [6] -> [7] : x'=-1+x, -z+x > 0, cost: 1 23: [7] -> [5] : c'=1+c, T, cost: 1 25: [10] -> [11] : -z+y <= 0, cost: 1 26: [10] -> [11] : y'=-1+y, -z+y > 0, cost: 1 14: [11] -> [7] : T, cost: 1 Loop Acceleration Original rule: [5] -> [5] : c'=1+c, x'=-1+x, (-z+x > 0 /\ -z+y > 0), cost: 1 New rule: [5] -> [5] : c'=c+n2, x'=-n2+x, (1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0), cost: 1 -z+x > 0 [0]: montonic decrease yields 1-z-n2+x > 0 -z+x > 0 [1]: eventual increase yields (1 <= 0 /\ -z+x > 0) -z+y > 0 [0]: monotonic increase yields -z+y > 0 Replacement map: {-z+x > 0 -> 1-z-n2+x > 0, -z+y > 0 -> -z+y > 0} Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)] Blocked [{}, {17[T]}, {17[T], 27[T]}, {28[T]}] Accelerate Start location: [1] Program variables: c x y z 20: [1] -> [5] : c'=0, x'=nondet, y'=nondet1, z'=nondet2, T, cost: 1 4: [5] -> [6] : (-z+x > 0 \/ -z+y > 0), cost: 1 17: [5] -> [16] : (-z+x <= 0 /\ -z+y <= 0), cost: 1 27: [5] -> [5] : c'=c+n, x'=x-n, (1-z+x-n > 0 /\ -1+n >= 0), cost: 1 28: [5] -> [5] : c'=c+n2, x'=-n2+x, (1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0), cost: 1 29: [5] -> [5] : c'=n3*n1+n3*n2+c, x'=-n3*n1-n3*n2+x, (-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0), cost: 1 8: [6] -> [10] : -z+x <= 0, cost: 1 22: [6] -> [7] : x'=-1+x, -z+x > 0, cost: 1 23: [7] -> [5] : c'=1+c, T, cost: 1 25: [10] -> [11] : -z+y <= 0, cost: 1 26: [10] -> [11] : y'=-1+y, -z+y > 0, cost: 1 14: [11] -> [7] : T, cost: 1 Loop Acceleration Original rule: [5] -> [5] : c'=n1+c+n2, x'=-n1-n2+x, (-1+n1 >= 0 /\ 1-z-n1+x > 0 /\ 1-z-n1-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0), cost: 1 New rule: [5] -> [5] : c'=n3*n1+n3*n2+c, x'=-n3*n1-n3*n2+x, (-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0), cost: 1 -1+n1 >= 0 [0]: monotonic increase yields -1+n1 >= 0 1-z-n1+x > 0 [0]: montonic decrease yields 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0, dependencies: -1+n1 >= 0 -1+n2 >= 0 1-z-n1+x > 0 [1]: eventual decrease yields (1-z-n1+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0) 1-z-n1+x > 0 [2]: eventual increase yields (1-z-n1+x > 0 /\ n1+n2 <= 0) 1-z-n1-n2+x > 0 [0]: montonic decrease yields 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0, dependencies: -1+n1 >= 0 1-z-n1+x > 0 1-z-n1-n2+x > 0 [1]: eventual increase yields (n1+n2 <= 0 /\ 1-z-n1-n2+x > 0) -1+n2 >= 0 [0]: monotonic increase yields -1+n2 >= 0 -z+y > 0 [0]: monotonic increase yields -z+y > 0 Replacement map: {-1+n1 >= 0 -> -1+n1 >= 0, 1-z-n1+x > 0 -> 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0, 1-z-n1-n2+x > 0 -> 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0, -1+n2 >= 0 -> -1+n2 >= 0, -z+y > 0 -> -z+y > 0} Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)] Blocked [{}, {17[T]}, {29[T]}] Step with 4 Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)] Blocked [{}, {17[T]}, {17[T], 29[T]}, {}] Step with 22 Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 22[(-z+x > 0)] Blocked [{}, {17[T]}, {17[T], 29[T]}, {}, {}] Step with 23 Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 22[(-z+x > 0)], 23[T] Blocked [{}, {17[T]}, {17[T], 29[T]}, {}, {}, {}] Covered Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 22[(-z+x > 0)] Blocked [{}, {17[T]}, {17[T], 29[T]}, {}, {23[T]}] Backtrack Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)] Blocked [{}, {17[T]}, {17[T], 29[T]}, {22[T]}] Step with 8 Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {17[T]}, {17[T], 29[T]}, {22[T]}, {}] Step with 26 Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {17[T]}, {17[T], 29[T]}, {22[T]}, {25[T]}, {}] Step with 14 Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {17[T]}, {17[T], 29[T]}, {22[T]}, {25[T]}, {}, {}] Step with 23 Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T], 23[T] Blocked [{}, {17[T]}, {17[T], 29[T]}, {22[T]}, {25[T]}, {}, {}, {}] Accelerate Start location: [1] Program variables: c x y z 20: [1] -> [5] : c'=0, x'=nondet, y'=nondet1, z'=nondet2, T, cost: 1 4: [5] -> [6] : (-z+x > 0 \/ -z+y > 0), cost: 1 17: [5] -> [16] : (-z+x <= 0 /\ -z+y <= 0), cost: 1 27: [5] -> [5] : c'=c+n, x'=x-n, (1-z+x-n > 0 /\ -1+n >= 0), cost: 1 28: [5] -> [5] : c'=c+n2, x'=-n2+x, (1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0), cost: 1 29: [5] -> [5] : c'=n3*n1+n3*n2+c, x'=-n3*n1-n3*n2+x, (-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0), cost: 1 30: [5] -> [5] : c'=n4+c, y'=-n4+y, (-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0), cost: 1 8: [6] -> [10] : -z+x <= 0, cost: 1 22: [6] -> [7] : x'=-1+x, -z+x > 0, cost: 1 23: [7] -> [5] : c'=1+c, T, cost: 1 25: [10] -> [11] : -z+y <= 0, cost: 1 26: [10] -> [11] : y'=-1+y, -z+y > 0, cost: 1 14: [11] -> [7] : T, cost: 1 Loop Acceleration Original rule: [5] -> [5] : c'=1+c, y'=-1+y, (-z+x <= 0 /\ -z+y > 0), cost: 1 New rule: [5] -> [5] : c'=n4+c, y'=-n4+y, (-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0), cost: 1 z-x >= 0 [0]: monotonic increase yields z-x >= 0 -z+y > 0 [0]: montonic decrease yields 1-z-n4+y > 0 -z+y > 0 [1]: eventual increase yields (1 <= 0 /\ -z+y > 0) Replacement map: {z-x >= 0 -> z-x >= 0, -z+y > 0 -> 1-z-n4+y > 0} Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)] Blocked [{}, {17[T]}, {17[T], 29[T]}, {30[T]}] Acceleration Failed marked recursive suffix as redundant Step with 17 Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 17[(-z+x <= 0 /\ -z+y <= 0)] Blocked [{}, {17[T]}, {17[T], 29[T]}, {30[T]}, {}] Backtrack Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)] Blocked [{}, {17[T]}, {17[T], 29[T]}, {17[T], 30[T]}] Step with 4 Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)] Blocked [{}, {17[T]}, {17[T], 29[T]}, {17[T], 30[T]}, {}] Step with 8 Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {17[T]}, {17[T], 29[T]}, {17[T], 30[T]}, {}, {}] Step with 26 Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {17[T]}, {17[T], 29[T]}, {17[T], 30[T]}, {}, {}, {}] Step with 14 Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {17[T]}, {17[T], 29[T]}, {17[T], 30[T]}, {}, {}, {}, {}] Step with 23 Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T], 23[T] Blocked [{}, {17[T]}, {17[T], 29[T]}, {17[T], 30[T]}, {}, {}, {}, {}, {}] Covered Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {17[T]}, {17[T], 29[T]}, {17[T], 30[T]}, {}, {}, {}, {23[T]}] Backtrack Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {17[T]}, {17[T], 29[T]}, {17[T], 30[T]}, {}, {}, {14[T]}] Backtrack Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {17[T]}, {17[T], 29[T]}, {17[T], 30[T]}, {}, {26[T]}] Backtrack Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)] Blocked [{}, {17[T]}, {17[T], 29[T]}, {17[T], 30[T]}, {8[T]}] Backtrack Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)] Blocked [{}, {17[T]}, {17[T], 29[T]}, {4[-z+y > 0], 17[T], 30[T]}] Backtrack Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)] Blocked [{}, {17[T]}, {17[T], 29[T], 30[T]}] Step with 4 Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+x > 0)] Blocked [{}, {17[T]}, {17[T], 29[T], 30[T]}, {}] Step with 22 Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+x > 0)], 22[(-z+x > 0)] Blocked [{}, {17[T]}, {17[T], 29[T], 30[T]}, {8[T]}, {}] Step with 23 Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+x > 0)], 22[(-z+x > 0)], 23[T] Blocked [{}, {17[T]}, {17[T], 29[T], 30[T]}, {8[T]}, {}, {}] Covered Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+x > 0)], 22[(-z+x > 0)] Blocked [{}, {17[T]}, {17[T], 29[T], 30[T]}, {8[T]}, {23[T]}] Backtrack Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+x > 0)] Blocked [{}, {17[T]}, {17[T], 29[T], 30[T]}, {8[T], 22[T]}] Backtrack Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)] Blocked [{}, {17[T]}, {4[-z+x > 0], 17[T], 29[T], 30[T]}] Step with 4 Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)] Blocked [{}, {17[T]}, {4[-z+x > 0], 17[T], 29[T], 30[T]}, {}] Step with 22 Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 22[(-z+x > 0)] Blocked [{}, {17[T]}, {4[-z+x > 0], 17[T], 29[T], 30[T]}, {}, {}] Step with 23 Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 22[(-z+x > 0)], 23[T] Blocked [{}, {17[T]}, {4[-z+x > 0], 17[T], 29[T], 30[T]}, {}, {}, {}] Covered Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 22[(-z+x > 0)] Blocked [{}, {17[T]}, {4[-z+x > 0], 17[T], 29[T], 30[T]}, {}, {23[T]}] Backtrack Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)] Blocked [{}, {17[T]}, {4[-z+x > 0], 17[T], 29[T], 30[T]}, {22[T]}] Step with 8 Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {17[T]}, {4[-z+x > 0], 17[T], 29[T], 30[T]}, {22[T]}, {}] Step with 26 Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {17[T]}, {4[-z+x > 0], 17[T], 29[T], 30[T]}, {22[T]}, {}, {}] Step with 14 Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {17[T]}, {4[-z+x > 0], 17[T], 29[T], 30[T]}, {22[T]}, {}, {}, {}] Step with 23 Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T], 23[T] Blocked [{}, {17[T]}, {4[-z+x > 0], 17[T], 29[T], 30[T]}, {22[T]}, {}, {}, {}, {}] Covered Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {17[T]}, {4[-z+x > 0], 17[T], 29[T], 30[T]}, {22[T]}, {}, {}, {23[T]}] Backtrack Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {17[T]}, {4[-z+x > 0], 17[T], 29[T], 30[T]}, {22[T]}, {}, {14[T]}] Backtrack Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {17[T]}, {4[-z+x > 0], 17[T], 29[T], 30[T]}, {22[T]}, {26[T]}] Backtrack Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)] Blocked [{}, {17[T]}, {4[-z+x > 0], 17[T], 29[T], 30[T]}, {8[T], 22[T]}] Backtrack Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)] Blocked [{}, {17[T]}, {4[(-z+x > 0 /\ -z+y > 0)], 17[T], 29[T], 30[T]}] Step with 27 Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 27[(1-z+x-n > 0 /\ -1+n >= 0)] Blocked [{}, {17[T]}, {4[T], 17[T], 29[T], 30[T]}, {27[T]}] Accelerate Start location: [1] Program variables: c x y z 20: [1] -> [5] : c'=0, x'=nondet, y'=nondet1, z'=nondet2, T, cost: 1 4: [5] -> [6] : (-z+x > 0 \/ -z+y > 0), cost: 1 17: [5] -> [16] : (-z+x <= 0 /\ -z+y <= 0), cost: 1 27: [5] -> [5] : c'=c+n, x'=x-n, (1-z+x-n > 0 /\ -1+n >= 0), cost: 1 28: [5] -> [5] : c'=c+n2, x'=-n2+x, (1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0), cost: 1 29: [5] -> [5] : c'=n3*n1+n3*n2+c, x'=-n3*n1-n3*n2+x, (-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0), cost: 1 30: [5] -> [5] : c'=n4+c, y'=-n4+y, (-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0), cost: 1 31: [5] -> [5] : c'=n6*n+n11*n6*n31+n6*n22*n31+c, x'=-n6*n-n11*n6*n31-n6*n22*n31+x, (1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0), cost: 1 8: [6] -> [10] : -z+x <= 0, cost: 1 22: [6] -> [7] : x'=-1+x, -z+x > 0, cost: 1 23: [7] -> [5] : c'=1+c, T, cost: 1 25: [10] -> [11] : -z+y <= 0, cost: 1 26: [10] -> [11] : y'=-1+y, -z+y > 0, cost: 1 14: [11] -> [7] : T, cost: 1 Loop Acceleration Original rule: [5] -> [5] : c'=n11*n31+n22*n31+c+n, x'=-n11*n31-n22*n31+x-n, (-1+n11 >= 0 /\ 1-n11-n22-z-n11*(-1+n31)-(-1+n31)*n22+x > 0 /\ 1-n11-z-n11*(-1+n31)-(-1+n31)*n22+x > 0 /\ -1+n31 >= 0 /\ 1-n11*n31-z-n22*n31+x-n > 0 /\ -1+n22 >= 0 /\ -z+y > 0 /\ -1+n >= 0), cost: 1 New rule: [5] -> [5] : c'=n6*n+n11*n6*n31+n6*n22*n31+c, x'=-n6*n-n11*n6*n31-n6*n22*n31+x, (1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0), cost: 1 -1+n11 >= 0 [0]: monotonic increase yields -1+n11 >= 0 1-n11-n22-z-n11*(-1+n31)-(-1+n31)*n22+x > 0 [0]: montonic decrease yields 1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0, dependencies: 1-n11*n31-z-n22*n31+x-n > 0 -1+n >= 0 1-n11-n22-z-n11*(-1+n31)-(-1+n31)*n22+x > 0 [1]: eventual decrease yields (1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-n11-n22-z-n11*(-1+n31)-(-1+n31)*n22+x > 0) 1-n11-n22-z-n11*(-1+n31)-(-1+n31)*n22+x > 0 [2]: eventual increase yields (1-n11-n22-z-n11*(-1+n31)-(-1+n31)*n22+x > 0 /\ n11*n31+n22*n31+n <= 0) 1-n11-z-n11*(-1+n31)-(-1+n31)*n22+x > 0 [0]: montonic decrease yields 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0, dependencies: 1-n11-n22-z-n11*(-1+n31)-(-1+n31)*n22+x > 0 -1+n22 >= 0 1-n11-z-n11*(-1+n31)-(-1+n31)*n22+x > 0 [1]: eventual decrease yields (1-n11-z-n11*(-1+n31)-(-1+n31)*n22+x > 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0) 1-n11-z-n11*(-1+n31)-(-1+n31)*n22+x > 0 [2]: eventual increase yields (1-n11-z-n11*(-1+n31)-(-1+n31)*n22+x > 0 /\ n11*n31+n22*n31+n <= 0) -1+n31 >= 0 [0]: monotonic increase yields -1+n31 >= 0 1-n11*n31-z-n22*n31+x-n > 0 [0]: montonic decrease yields 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0, dependencies: -1+n11 >= 0 -1+n31 >= 0 -1+n22 >= 0 -1+n >= 0 1-n11*n31-z-n22*n31+x-n > 0 [1]: eventual decrease yields (1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ 1-n11*n31-z-n22*n31+x-n > 0) 1-n11*n31-z-n22*n31+x-n > 0 [2]: eventual increase yields (n11*n31+n22*n31+n <= 0 /\ 1-n11*n31-z-n22*n31+x-n > 0) -1+n22 >= 0 [0]: monotonic increase yields -1+n22 >= 0 -z+y > 0 [0]: monotonic increase yields -z+y > 0 -1+n >= 0 [0]: monotonic increase yields -1+n >= 0 Replacement map: {-1+n11 >= 0 -> -1+n11 >= 0, 1-n11-n22-z-n11*(-1+n31)-(-1+n31)*n22+x > 0 -> 1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0, 1-n11-z-n11*(-1+n31)-(-1+n31)*n22+x > 0 -> 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0, -1+n31 >= 0 -> -1+n31 >= 0, 1-n11*n31-z-n22*n31+x-n > 0 -> 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0, -1+n22 >= 0 -> -1+n22 >= 0, -z+y > 0 -> -z+y > 0, -1+n >= 0 -> -1+n >= 0} Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {17[T]}, {31[T]}] Step with 4 Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)] Blocked [{}, {17[T]}, {17[T], 31[T]}, {}] Step with 8 Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {17[T]}, {17[T], 31[T]}, {}, {}] Step with 26 Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {17[T]}, {17[T], 31[T]}, {}, {}, {}] Step with 14 Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {17[T]}, {17[T], 31[T]}, {}, {}, {}, {}] Step with 23 Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T], 23[T] Blocked [{}, {17[T]}, {17[T], 31[T]}, {}, {}, {}, {}, {}] Covered Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {17[T]}, {17[T], 31[T]}, {}, {}, {}, {23[T]}] Backtrack Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {17[T]}, {17[T], 31[T]}, {}, {}, {14[T]}] Backtrack Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {17[T]}, {17[T], 31[T]}, {}, {26[T]}] Backtrack Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)] Blocked [{}, {17[T]}, {17[T], 31[T]}, {8[T]}] Step with 22 Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 22[(-z+x > 0)] Blocked [{}, {17[T]}, {17[T], 31[T]}, {8[T]}, {}] Step with 23 Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 22[(-z+x > 0)], 23[T] Blocked [{}, {17[T]}, {17[T], 31[T]}, {8[T]}, {}, {}] Covered Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 22[(-z+x > 0)] Blocked [{}, {17[T]}, {17[T], 31[T]}, {8[T]}, {23[T]}] Backtrack Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)] Blocked [{}, {17[T]}, {17[T], 31[T]}, {8[T], 22[T]}] Backtrack Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {17[T]}, {4[-z+y > 0], 17[T], 31[T]}] Step with 27 Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 27[(1-z+x-n > 0 /\ -1+n >= 0)] Blocked [{}, {17[T]}, {4[T], 17[T], 31[T]}, {27[T]}] Covered Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {17[T]}, {4[T], 17[T], 27[T], 31[T]}] Step with 28 Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)] Blocked [{}, {17[T]}, {4[T], 17[T], 27[T], 31[T]}, {28[T]}] Covered Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {17[T]}, {4[T], 17[T], 27[T], 28[T], 31[T]}] Step with 29 Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)] Blocked [{}, {17[T]}, {4[T], 17[T], 27[T], 28[T], 31[T]}, {29[T]}] Covered Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {17[T]}, {4[T], 17[T], 27[T], 28[T], 29[T], 31[T]}] Step with 30 Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)] Blocked [{}, {17[T]}, {4[T], 17[T], 27[T], 28[T], 29[T], 31[T]}, {30[T]}] Acceleration Failed marked recursive suffix as redundant Step with 17 Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 17[(-z+x <= 0 /\ -z+y <= 0)] Blocked [{}, {17[T]}, {4[T], 17[T], 27[T], 28[T], 29[T], 31[T]}, {30[T], 31[T]}, {}] Backtrack Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)] Blocked [{}, {17[T]}, {4[T], 17[T], 27[T], 28[T], 29[T], 31[T]}, {17[T], 30[T], 31[T]}] Step with 4 Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)] Blocked [{}, {17[T]}, {4[T], 17[T], 27[T], 28[T], 29[T], 31[T]}, {17[T], 30[T], 31[T]}, {}] Step with 8 Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {17[T]}, {4[T], 17[T], 27[T], 28[T], 29[T], 31[T]}, {17[T], 30[T], 31[T]}, {22[T]}, {}] Step with 26 Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {17[T]}, {4[T], 17[T], 27[T], 28[T], 29[T], 31[T]}, {17[T], 30[T], 31[T]}, {22[T]}, {}, {}] Step with 14 Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {17[T]}, {4[T], 17[T], 27[T], 28[T], 29[T], 31[T]}, {17[T], 30[T], 31[T]}, {22[T]}, {}, {}, {}] Step with 23 Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T], 23[T] Blocked [{}, {17[T]}, {4[T], 17[T], 27[T], 28[T], 29[T], 31[T]}, {17[T], 30[T], 31[T]}, {22[T]}, {}, {}, {}, {}] Covered Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {17[T]}, {4[T], 17[T], 27[T], 28[T], 29[T], 31[T]}, {17[T], 30[T], 31[T]}, {22[T]}, {}, {}, {23[T]}] Backtrack Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {17[T]}, {4[T], 17[T], 27[T], 28[T], 29[T], 31[T]}, {17[T], 30[T], 31[T]}, {22[T]}, {}, {14[T]}] Backtrack Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {17[T]}, {4[T], 17[T], 27[T], 28[T], 29[T], 31[T]}, {17[T], 30[T], 31[T]}, {22[T]}, {26[T]}] Backtrack Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)] Blocked [{}, {17[T]}, {4[T], 17[T], 27[T], 28[T], 29[T], 31[T]}, {17[T], 30[T], 31[T]}, {8[T], 22[T]}] Backtrack Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)] Blocked [{}, {17[T]}, {4[T], 17[T], 27[T], 28[T], 29[T], 31[T]}, {4[-z+y > 0], 17[T], 30[T], 31[T]}] Backtrack Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {17[T]}, {4[T], 17[T], 27[T], 28[T], 29[T], 30[T], 31[T]}] Backtrack Trace 20[T] Blocked [{}, {17[T], 31[T]}] Step with 4 Trace 20[T], 4[(-z+x > 0)] Blocked [{}, {17[T], 31[T]}, {}] Step with 22 Trace 20[T], 4[(-z+x > 0)], 22[(-z+x > 0)] Blocked [{}, {17[T], 31[T]}, {8[T]}, {}] Step with 23 Trace 20[T], 4[(-z+x > 0)], 22[(-z+x > 0)], 23[T] Blocked [{}, {17[T], 31[T]}, {8[T]}, {}, {}] Covered Trace 20[T], 4[(-z+x > 0)], 22[(-z+x > 0)] Blocked [{}, {17[T], 31[T]}, {8[T]}, {23[T]}] Backtrack Trace 20[T], 4[(-z+x > 0)] Blocked [{}, {17[T], 31[T]}, {8[T], 22[T]}] Backtrack Trace 20[T] Blocked [{}, {4[-z+x > 0], 17[T], 31[T]}] Step with 4 Trace 20[T], 4[(-z+y > 0)] Blocked [{}, {4[-z+x > 0], 17[T], 31[T]}, {}] Step with 22 Trace 20[T], 4[(-z+y > 0)], 22[(-z+x > 0)] Blocked [{}, {4[-z+x > 0], 17[T], 31[T]}, {}, {}] Step with 23 Trace 20[T], 4[(-z+y > 0)], 22[(-z+x > 0)], 23[T] Blocked [{}, {4[-z+x > 0], 17[T], 31[T]}, {}, {}, {}] Covered Trace 20[T], 4[(-z+y > 0)], 22[(-z+x > 0)] Blocked [{}, {4[-z+x > 0], 17[T], 31[T]}, {}, {23[T]}] Backtrack Trace 20[T], 4[(-z+y > 0)] Blocked [{}, {4[-z+x > 0], 17[T], 31[T]}, {22[T]}] Step with 8 Trace 20[T], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {4[-z+x > 0], 17[T], 31[T]}, {22[T]}, {}] Step with 26 Trace 20[T], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {4[-z+x > 0], 17[T], 31[T]}, {22[T]}, {}, {}] Step with 14 Trace 20[T], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {4[-z+x > 0], 17[T], 31[T]}, {22[T]}, {}, {}, {}] Step with 23 Trace 20[T], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T], 23[T] Blocked [{}, {4[-z+x > 0], 17[T], 31[T]}, {22[T]}, {}, {}, {}, {}] Covered Trace 20[T], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {4[-z+x > 0], 17[T], 31[T]}, {22[T]}, {}, {}, {23[T]}] Backtrack Trace 20[T], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {4[-z+x > 0], 17[T], 31[T]}, {22[T]}, {}, {14[T]}] Backtrack Trace 20[T], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {4[-z+x > 0], 17[T], 31[T]}, {22[T]}, {26[T]}] Backtrack Trace 20[T], 4[(-z+y > 0)] Blocked [{}, {4[-z+x > 0], 17[T], 31[T]}, {8[T], 22[T]}] Backtrack Trace 20[T] Blocked [{}, {4[(-z+x > 0 /\ -z+y > 0)], 17[T], 31[T]}] Step with 27 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 31[T]}, {27[T]}] Step with 28 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 31[T]}, {27[T]}, {28[T]}] Covered Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 31[T]}, {27[T], 28[T]}] Step with 29 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 31[T]}, {27[T], 28[T]}, {29[T]}] Covered Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 31[T]}, {27[T], 28[T], 29[T]}] Step with 30 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)] Blocked [{}, {4[T], 17[T], 31[T]}, {27[T], 28[T], 29[T]}, {30[T]}] Acceleration Failed marked recursive suffix as redundant Step with 17 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 17[(-z+x <= 0 /\ -z+y <= 0)] Blocked [{}, {4[T], 17[T], 31[T]}, {27[T], 28[T], 29[T]}, {30[T], 31[T]}, {}] Backtrack Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)] Blocked [{}, {4[T], 17[T], 31[T]}, {27[T], 28[T], 29[T]}, {17[T], 30[T], 31[T]}] Step with 4 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 31[T]}, {27[T], 28[T], 29[T]}, {17[T], 30[T], 31[T]}, {}] Step with 8 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {4[T], 17[T], 31[T]}, {27[T], 28[T], 29[T]}, {17[T], 30[T], 31[T]}, {}, {}] Step with 26 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 31[T]}, {27[T], 28[T], 29[T]}, {17[T], 30[T], 31[T]}, {}, {}, {}] Step with 14 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {4[T], 17[T], 31[T]}, {27[T], 28[T], 29[T]}, {17[T], 30[T], 31[T]}, {}, {}, {}, {}] Step with 23 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T], 23[T] Blocked [{}, {4[T], 17[T], 31[T]}, {27[T], 28[T], 29[T]}, {17[T], 30[T], 31[T]}, {}, {}, {}, {}, {}] Covered Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {4[T], 17[T], 31[T]}, {27[T], 28[T], 29[T]}, {17[T], 30[T], 31[T]}, {}, {}, {}, {23[T]}] Backtrack Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 31[T]}, {27[T], 28[T], 29[T]}, {17[T], 30[T], 31[T]}, {}, {}, {14[T]}] Backtrack Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {4[T], 17[T], 31[T]}, {27[T], 28[T], 29[T]}, {17[T], 30[T], 31[T]}, {}, {26[T]}] Backtrack Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 31[T]}, {27[T], 28[T], 29[T]}, {17[T], 30[T], 31[T]}, {8[T]}] Backtrack Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)] Blocked [{}, {4[T], 17[T], 31[T]}, {27[T], 28[T], 29[T]}, {4[-z+y > 0], 17[T], 30[T], 31[T]}] Backtrack Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 31[T]}, {27[T], 28[T], 29[T], 30[T]}] Step with 4 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 4[(-z+x > 0)] Blocked [{}, {4[T], 17[T], 31[T]}, {27[T], 28[T], 29[T], 30[T]}, {}] Step with 22 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 4[(-z+x > 0)], 22[(-z+x > 0)] Blocked [{}, {4[T], 17[T], 31[T]}, {27[T], 28[T], 29[T], 30[T]}, {8[T]}, {}] Step with 23 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 4[(-z+x > 0)], 22[(-z+x > 0)], 23[T] Blocked [{}, {4[T], 17[T], 31[T]}, {27[T], 28[T], 29[T], 30[T]}, {8[T]}, {}, {}] Covered Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 4[(-z+x > 0)], 22[(-z+x > 0)] Blocked [{}, {4[T], 17[T], 31[T]}, {27[T], 28[T], 29[T], 30[T]}, {8[T]}, {23[T]}] Backtrack Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 4[(-z+x > 0)] Blocked [{}, {4[T], 17[T], 31[T]}, {27[T], 28[T], 29[T], 30[T]}, {8[T], 22[T]}] Backtrack Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 31[T]}, {4[-z+x > 0], 27[T], 28[T], 29[T], 30[T]}] Step with 4 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 31[T]}, {4[-z+x > 0], 27[T], 28[T], 29[T], 30[T]}, {}] Step with 22 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 22[(-z+x > 0)] Blocked [{}, {4[T], 17[T], 31[T]}, {4[-z+x > 0], 27[T], 28[T], 29[T], 30[T]}, {}, {}] Step with 23 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 22[(-z+x > 0)], 23[T] Blocked [{}, {4[T], 17[T], 31[T]}, {4[-z+x > 0], 27[T], 28[T], 29[T], 30[T]}, {}, {}, {}] Covered Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 22[(-z+x > 0)] Blocked [{}, {4[T], 17[T], 31[T]}, {4[-z+x > 0], 27[T], 28[T], 29[T], 30[T]}, {}, {23[T]}] Backtrack Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 31[T]}, {4[-z+x > 0], 27[T], 28[T], 29[T], 30[T]}, {22[T]}] Step with 8 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {4[T], 17[T], 31[T]}, {4[-z+x > 0], 27[T], 28[T], 29[T], 30[T]}, {22[T]}, {}] Step with 26 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 31[T]}, {4[-z+x > 0], 27[T], 28[T], 29[T], 30[T]}, {22[T]}, {}, {}] Step with 14 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {4[T], 17[T], 31[T]}, {4[-z+x > 0], 27[T], 28[T], 29[T], 30[T]}, {22[T]}, {}, {}, {}] Step with 23 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T], 23[T] Blocked [{}, {4[T], 17[T], 31[T]}, {4[-z+x > 0], 27[T], 28[T], 29[T], 30[T]}, {22[T]}, {}, {}, {}, {}] Covered Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {4[T], 17[T], 31[T]}, {4[-z+x > 0], 27[T], 28[T], 29[T], 30[T]}, {22[T]}, {}, {}, {23[T]}] Backtrack Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 31[T]}, {4[-z+x > 0], 27[T], 28[T], 29[T], 30[T]}, {22[T]}, {}, {14[T]}] Backtrack Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {4[T], 17[T], 31[T]}, {4[-z+x > 0], 27[T], 28[T], 29[T], 30[T]}, {22[T]}, {26[T]}] Backtrack Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 31[T]}, {4[-z+x > 0], 27[T], 28[T], 29[T], 30[T]}, {8[T], 22[T]}] Backtrack Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 31[T]}, {4[(-z+x > 0 /\ -z+y > 0)], 27[T], 28[T], 29[T], 30[T]}] Step with 31 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 31[T]}, {4[T], 27[T], 28[T], 29[T], 30[T]}, {31[T]}] Covered Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 31[T]}, {4[T], 27[T], 28[T], 29[T], 30[T], 31[T]}] Step with 17 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 17[(-z+x <= 0 /\ -z+y <= 0)] Blocked [{}, {4[T], 17[T], 31[T]}, {4[T], 27[T], 28[T], 29[T], 30[T], 31[T]}, {}] Backtrack Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 31[T]}, {4[T], 17[T], 27[T], 28[T], 29[T], 30[T], 31[T]}] Backtrack Trace 20[T] Blocked [{}, {4[T], 17[T], 27[T], 31[T]}] Step with 28 Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 31[T]}, {28[T]}] Step with 29 Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 31[T]}, {28[T]}, {29[T]}] Accelerate Start location: [1] Program variables: c x y z 20: [1] -> [5] : c'=0, x'=nondet, y'=nondet1, z'=nondet2, T, cost: 1 4: [5] -> [6] : (-z+x > 0 \/ -z+y > 0), cost: 1 17: [5] -> [16] : (-z+x <= 0 /\ -z+y <= 0), cost: 1 27: [5] -> [5] : c'=c+n, x'=x-n, (1-z+x-n > 0 /\ -1+n >= 0), cost: 1 28: [5] -> [5] : c'=c+n2, x'=-n2+x, (1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0), cost: 1 29: [5] -> [5] : c'=n3*n1+n3*n2+c, x'=-n3*n1-n3*n2+x, (-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0), cost: 1 30: [5] -> [5] : c'=n4+c, y'=-n4+y, (-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0), cost: 1 31: [5] -> [5] : c'=n6*n+n11*n6*n31+n6*n22*n31+c, x'=-n6*n-n11*n6*n31-n6*n22*n31+x, (1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0), cost: 1 32: [5] -> [5] : c'=n15*n3*n2+n15*n27+n15*n3*n1+c, x'=-n15*n3*n2-n15*n27-n15*n3*n1+x, (1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0), cost: 1 8: [6] -> [10] : -z+x <= 0, cost: 1 22: [6] -> [7] : x'=-1+x, -z+x > 0, cost: 1 23: [7] -> [5] : c'=1+c, T, cost: 1 25: [10] -> [11] : -z+y <= 0, cost: 1 26: [10] -> [11] : y'=-1+y, -z+y > 0, cost: 1 14: [11] -> [7] : T, cost: 1 Loop Acceleration Original rule: [5] -> [5] : c'=n3*n1+n27+n3*n2+c, x'=-n3*n1-n27-n3*n2+x, (1-n1*(-1+n3)-z-n1-n27-n2-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ 1-z-n27+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0 /\ 1-n1*(-1+n3)-z-n1-n27-n2*(-1+n3)+x > 0), cost: 1 New rule: [5] -> [5] : c'=n15*n3*n2+n15*n27+n15*n3*n1+c, x'=-n15*n3*n2-n15*n27-n15*n3*n1+x, (1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0), cost: 1 1-n1*(-1+n3)-z-n1-n27-n2-n2*(-1+n3)+x > 0 [0]: montonic decrease yields 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0, dependencies: -1+n27 >= 0 1-z-n27+x > 0 1-n1*(-1+n3)-z-n1-n27-n2-n2*(-1+n3)+x > 0 [1]: eventual decrease yields (1-n1*(-1+n3)-z-n1-n27-n2-n2*(-1+n3)+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0) 1-n1*(-1+n3)-z-n1-n27-n2-n2*(-1+n3)+x > 0 [2]: eventual increase yields (1-n1*(-1+n3)-z-n1-n27-n2-n2*(-1+n3)+x > 0 /\ n3*n1+n27+n3*n2 <= 0) -1+n27 >= 0 [0]: monotonic increase yields -1+n27 >= 0 -1+n1 >= 0 [0]: monotonic increase yields -1+n1 >= 0 1-z-n27+x > 0 [0]: montonic decrease yields 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0, dependencies: -1+n27 >= 0 -1+n1 >= 0 -1+n2 >= 0 -1+n3 >= 0 1-z-n27+x > 0 [1]: eventual decrease yields (1-z-n27+x > 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0) 1-z-n27+x > 0 [2]: eventual increase yields (1-z-n27+x > 0 /\ n3*n1+n27+n3*n2 <= 0) -1+n2 >= 0 [0]: monotonic increase yields -1+n2 >= 0 -1+n3 >= 0 [0]: monotonic increase yields -1+n3 >= 0 -z+y > 0 [0]: monotonic increase yields -z+y > 0 1-n1*(-1+n3)-z-n1-n27-n2*(-1+n3)+x > 0 [0]: montonic decrease yields 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0, dependencies: 1-n1*(-1+n3)-z-n1-n27-n2-n2*(-1+n3)+x > 0 -1+n2 >= 0 1-n1*(-1+n3)-z-n1-n27-n2*(-1+n3)+x > 0 [1]: eventual increase yields (1-n1*(-1+n3)-z-n1-n27-n2*(-1+n3)+x > 0 /\ n3*n1+n27+n3*n2 <= 0) Replacement map: {1-n1*(-1+n3)-z-n1-n27-n2-n2*(-1+n3)+x > 0 -> 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0, -1+n27 >= 0 -> -1+n27 >= 0, -1+n1 >= 0 -> -1+n1 >= 0, 1-z-n27+x > 0 -> 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0, -1+n2 >= 0 -> -1+n2 >= 0, -1+n3 >= 0 -> -1+n3 >= 0, -z+y > 0 -> -z+y > 0, 1-n1*(-1+n3)-z-n1-n27-n2*(-1+n3)+x > 0 -> 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0} Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 31[T]}, {32[T]}] Step with 4 Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+x > 0)] Blocked [{}, {4[T], 17[T], 27[T], 31[T]}, {17[T], 32[T]}, {}] Step with 22 Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+x > 0)], 22[(-z+x > 0)] Blocked [{}, {4[T], 17[T], 27[T], 31[T]}, {17[T], 32[T]}, {8[T]}, {}] Step with 23 Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+x > 0)], 22[(-z+x > 0)], 23[T] Blocked [{}, {4[T], 17[T], 27[T], 31[T]}, {17[T], 32[T]}, {8[T]}, {}, {}] Covered Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+x > 0)], 22[(-z+x > 0)] Blocked [{}, {4[T], 17[T], 27[T], 31[T]}, {17[T], 32[T]}, {8[T]}, {23[T]}] Backtrack Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+x > 0)] Blocked [{}, {4[T], 17[T], 27[T], 31[T]}, {17[T], 32[T]}, {8[T], 22[T]}] Backtrack Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 31[T]}, {4[-z+x > 0], 17[T], 32[T]}] Step with 4 Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 31[T]}, {4[-z+x > 0], 17[T], 32[T]}, {}] Step with 22 Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 22[(-z+x > 0)] Blocked [{}, {4[T], 17[T], 27[T], 31[T]}, {4[-z+x > 0], 17[T], 32[T]}, {}, {}] Step with 23 Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 22[(-z+x > 0)], 23[T] Blocked [{}, {4[T], 17[T], 27[T], 31[T]}, {4[-z+x > 0], 17[T], 32[T]}, {}, {}, {}] Covered Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 22[(-z+x > 0)] Blocked [{}, {4[T], 17[T], 27[T], 31[T]}, {4[-z+x > 0], 17[T], 32[T]}, {}, {23[T]}] Backtrack Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 31[T]}, {4[-z+x > 0], 17[T], 32[T]}, {22[T]}] Step with 8 Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {4[T], 17[T], 27[T], 31[T]}, {4[-z+x > 0], 17[T], 32[T]}, {22[T]}, {}] Step with 26 Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 31[T]}, {4[-z+x > 0], 17[T], 32[T]}, {22[T]}, {}, {}] Step with 14 Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {4[T], 17[T], 27[T], 31[T]}, {4[-z+x > 0], 17[T], 32[T]}, {22[T]}, {}, {}, {}] Step with 23 Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T], 23[T] Blocked [{}, {4[T], 17[T], 27[T], 31[T]}, {4[-z+x > 0], 17[T], 32[T]}, {22[T]}, {}, {}, {}, {}] Covered Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {4[T], 17[T], 27[T], 31[T]}, {4[-z+x > 0], 17[T], 32[T]}, {22[T]}, {}, {}, {23[T]}] Backtrack Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 31[T]}, {4[-z+x > 0], 17[T], 32[T]}, {22[T]}, {}, {14[T]}] Backtrack Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {4[T], 17[T], 27[T], 31[T]}, {4[-z+x > 0], 17[T], 32[T]}, {22[T]}, {26[T]}] Backtrack Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 31[T]}, {4[-z+x > 0], 17[T], 32[T]}, {8[T], 22[T]}] Backtrack Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 31[T]}, {4[(-z+x > 0 /\ -z+y > 0)], 17[T], 32[T]}] Step with 27 Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 27[(1-z+x-n > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 31[T]}, {4[T], 17[T], 32[T]}, {27[T]}] Accelerate Start location: [1] Program variables: c x y z 20: [1] -> [5] : c'=0, x'=nondet, y'=nondet1, z'=nondet2, T, cost: 1 4: [5] -> [6] : (-z+x > 0 \/ -z+y > 0), cost: 1 17: [5] -> [16] : (-z+x <= 0 /\ -z+y <= 0), cost: 1 27: [5] -> [5] : c'=c+n, x'=x-n, (1-z+x-n > 0 /\ -1+n >= 0), cost: 1 28: [5] -> [5] : c'=c+n2, x'=-n2+x, (1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0), cost: 1 29: [5] -> [5] : c'=n3*n1+n3*n2+c, x'=-n3*n1-n3*n2+x, (-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0), cost: 1 30: [5] -> [5] : c'=n4+c, y'=-n4+y, (-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0), cost: 1 31: [5] -> [5] : c'=n6*n+n11*n6*n31+n6*n22*n31+c, x'=-n6*n-n11*n6*n31-n6*n22*n31+x, (1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0), cost: 1 32: [5] -> [5] : c'=n15*n3*n2+n15*n27+n15*n3*n1+c, x'=-n15*n3*n2-n15*n27-n15*n3*n1+x, (1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0), cost: 1 33: [5] -> [5] : c'=n35*n151*n18*n16+n35*n151*n18*n29+n18*n+c+n151*n18*n271, x'=-n35*n151*n18*n16-n35*n151*n18*n29-n18*n-n151*n18*n271+x, (-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0), cost: 1 8: [6] -> [10] : -z+x <= 0, cost: 1 22: [6] -> [7] : x'=-1+x, -z+x > 0, cost: 1 23: [7] -> [5] : c'=1+c, T, cost: 1 25: [10] -> [11] : -z+y <= 0, cost: 1 26: [10] -> [11] : y'=-1+y, -z+y > 0, cost: 1 14: [11] -> [7] : T, cost: 1 Loop Acceleration Original rule: [5] -> [5] : c'=n35*n151*n29+n151*n271+c+n35*n151*n16+n, x'=-n35*n151*n29-n151*n271-n35*n151*n16+x-n, (-1+n35 >= 0 /\ -1+n151 >= 0 /\ 1-z-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ 1-(-1+n151)*n271-n35*(-1+n151)*n29-(-1+n35)*n29-(-1+n35)*n16-n35*(-1+n151)*n16-z-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-n35*(-1+n151)*n29-n35*(-1+n151)*n16-z-n271+x > 0 /\ 1-(-1+n151)*n271-n35*(-1+n151)*n29-(-1+n35)*n29-(-1+n35)*n16-n35*(-1+n151)*n16-n29-z-n271-n16+x > 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ -z+y > 0 /\ -1+n >= 0), cost: 1 New rule: [5] -> [5] : c'=n35*n151*n18*n16+n35*n151*n18*n29+n18*n+c+n151*n18*n271, x'=-n35*n151*n18*n16-n35*n151*n18*n29-n18*n-n151*n18*n271+x, (-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0), cost: 1 -1+n35 >= 0 [0]: monotonic increase yields -1+n35 >= 0 -1+n151 >= 0 [0]: monotonic increase yields -1+n151 >= 0 1-z-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 [0]: montonic decrease yields 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0, dependencies: -1+n35 >= 0 -1+n151 >= 0 -1+n271 >= 0 -1+n16 >= 0 -1+n29 >= 0 -1+n >= 0 1-z-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 [1]: eventual decrease yields (1-z-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0) 1-z-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 [2]: eventual increase yields (1-z-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ n35*n151*n29+n151*n271+n35*n151*n16+n <= 0) 1-(-1+n151)*n271-n35*(-1+n151)*n29-(-1+n35)*n29-(-1+n35)*n16-n35*(-1+n151)*n16-z-n271-n16+x > 0 [0]: montonic decrease yields 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0, dependencies: 1-z-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 -1+n29 >= 0 -1+n >= 0 1-(-1+n151)*n271-n35*(-1+n151)*n29-(-1+n35)*n29-(-1+n35)*n16-n35*(-1+n151)*n16-z-n271-n16+x > 0 [1]: eventual decrease yields (1-(-1+n151)*n271-n35*(-1+n151)*n29-(-1+n35)*n29-(-1+n35)*n16-n35*(-1+n151)*n16-z-n271-n16+x > 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0) 1-(-1+n151)*n271-n35*(-1+n151)*n29-(-1+n35)*n29-(-1+n35)*n16-n35*(-1+n151)*n16-z-n271-n16+x > 0 [2]: eventual increase yields (1-(-1+n151)*n271-n35*(-1+n151)*n29-(-1+n35)*n29-(-1+n35)*n16-n35*(-1+n151)*n16-z-n271-n16+x > 0 /\ n35*n151*n29+n151*n271+n35*n151*n16+n <= 0) -1+n271 >= 0 [0]: monotonic increase yields -1+n271 >= 0 1-(-1+n151)*n271-n35*(-1+n151)*n29-n35*(-1+n151)*n16-z-n271+x > 0 [0]: montonic decrease yields 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0, dependencies: -1+n35 >= 0 1-z-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 -1+n16 >= 0 -1+n29 >= 0 -1+n >= 0 1-(-1+n151)*n271-n35*(-1+n151)*n29-n35*(-1+n151)*n16-z-n271+x > 0 [1]: eventual decrease yields (1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ 1-(-1+n151)*n271-n35*(-1+n151)*n29-n35*(-1+n151)*n16-z-n271+x > 0) 1-(-1+n151)*n271-n35*(-1+n151)*n29-n35*(-1+n151)*n16-z-n271+x > 0 [2]: eventual increase yields (1-(-1+n151)*n271-n35*(-1+n151)*n29-n35*(-1+n151)*n16-z-n271+x > 0 /\ n35*n151*n29+n151*n271+n35*n151*n16+n <= 0) 1-(-1+n151)*n271-n35*(-1+n151)*n29-(-1+n35)*n29-(-1+n35)*n16-n35*(-1+n151)*n16-n29-z-n271-n16+x > 0 [0]: montonic decrease yields 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0, dependencies: 1-z-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 -1+n >= 0 1-(-1+n151)*n271-n35*(-1+n151)*n29-(-1+n35)*n29-(-1+n35)*n16-n35*(-1+n151)*n16-n29-z-n271-n16+x > 0 [1]: eventual decrease yields (1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ 1-(-1+n151)*n271-n35*(-1+n151)*n29-(-1+n35)*n29-(-1+n35)*n16-n35*(-1+n151)*n16-n29-z-n271-n16+x > 0) 1-(-1+n151)*n271-n35*(-1+n151)*n29-(-1+n35)*n29-(-1+n35)*n16-n35*(-1+n151)*n16-n29-z-n271-n16+x > 0 [2]: eventual increase yields (1-(-1+n151)*n271-n35*(-1+n151)*n29-(-1+n35)*n29-(-1+n35)*n16-n35*(-1+n151)*n16-n29-z-n271-n16+x > 0 /\ n35*n151*n29+n151*n271+n35*n151*n16+n <= 0) -1+n16 >= 0 [0]: monotonic increase yields -1+n16 >= 0 -1+n29 >= 0 [0]: monotonic increase yields -1+n29 >= 0 -z+y > 0 [0]: monotonic increase yields -z+y > 0 -1+n >= 0 [0]: monotonic increase yields -1+n >= 0 Replacement map: {-1+n35 >= 0 -> -1+n35 >= 0, -1+n151 >= 0 -> -1+n151 >= 0, 1-z-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 -> 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0, 1-(-1+n151)*n271-n35*(-1+n151)*n29-(-1+n35)*n29-(-1+n35)*n16-n35*(-1+n151)*n16-z-n271-n16+x > 0 -> 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0, -1+n271 >= 0 -> -1+n271 >= 0, 1-(-1+n151)*n271-n35*(-1+n151)*n29-n35*(-1+n151)*n16-z-n271+x > 0 -> 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0, 1-(-1+n151)*n271-n35*(-1+n151)*n29-(-1+n35)*n29-(-1+n35)*n16-n35*(-1+n151)*n16-n29-z-n271-n16+x > 0 -> 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0, -1+n16 >= 0 -> -1+n16 >= 0, -1+n29 >= 0 -> -1+n29 >= 0, -z+y > 0 -> -z+y > 0, -1+n >= 0 -> -1+n >= 0} Trace 20[T], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 31[T]}, {33[T]}] Restart Step with 20 Trace 20[T] Blocked [{}, {}] Step with 17 Trace 20[T], 17[(-z+x <= 0 /\ -z+y <= 0)] Blocked [{}, {}, {}] Backtrack Trace 20[T] Blocked [{}, {17[T]}] Step with 4 Trace 20[T], 4[(-z+x > 0)] Blocked [{}, {17[T]}, {}] Step with 22 Trace 20[T], 4[(-z+x > 0)], 22[(-z+x > 0)] Blocked [{}, {17[T]}, {}, {}] Step with 23 Trace 20[T], 4[(-z+x > 0)], 22[(-z+x > 0)], 23[T] Blocked [{}, {17[T]}, {}, {}, {}] Covered Trace 20[T], 4[(-z+x > 0)], 22[(-z+x > 0)] Blocked [{}, {17[T]}, {}, {23[T]}] Backtrack Trace 20[T], 4[(-z+x > 0)] Blocked [{}, {17[T]}, {22[T]}] Backtrack Trace 20[T] Blocked [{}, {4[-z+x > 0], 17[T]}] Step with 4 Trace 20[T], 4[(-z+y > 0)] Blocked [{}, {4[-z+x > 0], 17[T]}, {}] Step with 22 Trace 20[T], 4[(-z+y > 0)], 22[(-z+x > 0)] Blocked [{}, {4[-z+x > 0], 17[T]}, {}, {}] Step with 23 Trace 20[T], 4[(-z+y > 0)], 22[(-z+x > 0)], 23[T] Blocked [{}, {4[-z+x > 0], 17[T]}, {}, {}, {}] Covered Trace 20[T], 4[(-z+y > 0)], 22[(-z+x > 0)] Blocked [{}, {4[-z+x > 0], 17[T]}, {}, {23[T]}] Backtrack Trace 20[T], 4[(-z+y > 0)] Blocked [{}, {4[-z+x > 0], 17[T]}, {22[T]}] Step with 8 Trace 20[T], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {4[-z+x > 0], 17[T]}, {22[T]}, {}] Step with 26 Trace 20[T], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {4[-z+x > 0], 17[T]}, {22[T]}, {}, {}] Step with 14 Trace 20[T], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {4[-z+x > 0], 17[T]}, {22[T]}, {}, {}, {}] Step with 23 Trace 20[T], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T], 23[T] Blocked [{}, {4[-z+x > 0], 17[T]}, {22[T]}, {}, {}, {}, {}] Covered Trace 20[T], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {4[-z+x > 0], 17[T]}, {22[T]}, {}, {}, {23[T]}] Backtrack Trace 20[T], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {4[-z+x > 0], 17[T]}, {22[T]}, {}, {14[T]}] Backtrack Trace 20[T], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {4[-z+x > 0], 17[T]}, {22[T]}, {26[T]}] Backtrack Trace 20[T], 4[(-z+y > 0)] Blocked [{}, {4[-z+x > 0], 17[T]}, {8[T], 22[T]}] Backtrack Trace 20[T] Blocked [{}, {4[(-z+x > 0 /\ -z+y > 0)], 17[T]}] Step with 27 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T]}, {27[T]}] Step with 33 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T]}, {27[T]}, {33[T]}] Covered Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T]}, {27[T], 33[T]}] Step with 28 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T]}, {27[T], 33[T]}, {28[T]}] Covered Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T]}, {27[T], 28[T], 33[T]}] Step with 32 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T]}, {27[T], 28[T], 33[T]}, {32[T]}] Covered Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T]}, {27[T], 28[T], 32[T], 33[T]}] Step with 31 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T]}, {27[T], 28[T], 32[T], 33[T]}, {31[T]}] Covered Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T]}, {27[T], 28[T], 31[T], 32[T], 33[T]}] Step with 29 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T]}, {27[T], 28[T], 31[T], 32[T], 33[T]}, {29[T]}] Covered Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T]}, {27[T], 28[T], 29[T], 31[T], 32[T], 33[T]}] Step with 30 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)] Blocked [{}, {4[T], 17[T]}, {27[T], 28[T], 29[T], 31[T], 32[T], 33[T]}, {30[T]}] Step with 17 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 17[(-z+x <= 0 /\ -z+y <= 0)] Blocked [{}, {4[T], 17[T]}, {27[T], 28[T], 29[T], 31[T], 32[T], 33[T]}, {30[T]}, {}] Backtrack Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)] Blocked [{}, {4[T], 17[T]}, {27[T], 28[T], 29[T], 31[T], 32[T], 33[T]}, {17[T], 30[T]}] Step with 4 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T]}, {27[T], 28[T], 29[T], 31[T], 32[T], 33[T]}, {17[T], 30[T]}, {}] Step with 8 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {4[T], 17[T]}, {27[T], 28[T], 29[T], 31[T], 32[T], 33[T]}, {17[T], 30[T]}, {}, {}] Step with 26 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {4[T], 17[T]}, {27[T], 28[T], 29[T], 31[T], 32[T], 33[T]}, {17[T], 30[T]}, {}, {}, {}] Step with 14 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {4[T], 17[T]}, {27[T], 28[T], 29[T], 31[T], 32[T], 33[T]}, {17[T], 30[T]}, {}, {}, {}, {}] Step with 23 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T], 23[T] Blocked [{}, {4[T], 17[T]}, {27[T], 28[T], 29[T], 31[T], 32[T], 33[T]}, {17[T], 30[T]}, {}, {}, {}, {}, {}] Covered Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {4[T], 17[T]}, {27[T], 28[T], 29[T], 31[T], 32[T], 33[T]}, {17[T], 30[T]}, {}, {}, {}, {23[T]}] Backtrack Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {4[T], 17[T]}, {27[T], 28[T], 29[T], 31[T], 32[T], 33[T]}, {17[T], 30[T]}, {}, {}, {14[T]}] Backtrack Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {4[T], 17[T]}, {27[T], 28[T], 29[T], 31[T], 32[T], 33[T]}, {17[T], 30[T]}, {}, {26[T]}] Backtrack Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T]}, {27[T], 28[T], 29[T], 31[T], 32[T], 33[T]}, {17[T], 30[T]}, {8[T]}] Backtrack Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)] Blocked [{}, {4[T], 17[T]}, {27[T], 28[T], 29[T], 31[T], 32[T], 33[T]}, {4[-z+y > 0], 17[T], 30[T]}] Backtrack Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T]}, {27[T], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}] Step with 4 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 4[(-z+x > 0)] Blocked [{}, {4[T], 17[T]}, {27[T], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}, {}] Step with 22 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 4[(-z+x > 0)], 22[(-z+x > 0)] Blocked [{}, {4[T], 17[T]}, {27[T], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}, {8[T]}, {}] Step with 23 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 4[(-z+x > 0)], 22[(-z+x > 0)], 23[T] Blocked [{}, {4[T], 17[T]}, {27[T], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}, {8[T]}, {}, {}] Covered Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 4[(-z+x > 0)], 22[(-z+x > 0)] Blocked [{}, {4[T], 17[T]}, {27[T], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}, {8[T]}, {23[T]}] Backtrack Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 4[(-z+x > 0)] Blocked [{}, {4[T], 17[T]}, {27[T], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}, {8[T], 22[T]}] Backtrack Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T]}, {4[-z+x > 0], 27[T], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}] Step with 4 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T]}, {4[-z+x > 0], 27[T], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}, {}] Step with 22 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 22[(-z+x > 0)] Blocked [{}, {4[T], 17[T]}, {4[-z+x > 0], 27[T], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}, {}, {}] Step with 23 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 22[(-z+x > 0)], 23[T] Blocked [{}, {4[T], 17[T]}, {4[-z+x > 0], 27[T], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}, {}, {}, {}] Covered Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 22[(-z+x > 0)] Blocked [{}, {4[T], 17[T]}, {4[-z+x > 0], 27[T], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}, {}, {23[T]}] Backtrack Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T]}, {4[-z+x > 0], 27[T], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}, {22[T]}] Step with 8 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {4[T], 17[T]}, {4[-z+x > 0], 27[T], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}, {22[T]}, {}] Step with 26 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {4[T], 17[T]}, {4[-z+x > 0], 27[T], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}, {22[T]}, {}, {}] Step with 14 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {4[T], 17[T]}, {4[-z+x > 0], 27[T], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}, {22[T]}, {}, {}, {}] Step with 23 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T], 23[T] Blocked [{}, {4[T], 17[T]}, {4[-z+x > 0], 27[T], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}, {22[T]}, {}, {}, {}, {}] Covered Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {4[T], 17[T]}, {4[-z+x > 0], 27[T], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}, {22[T]}, {}, {}, {23[T]}] Backtrack Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {4[T], 17[T]}, {4[-z+x > 0], 27[T], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}, {22[T]}, {}, {14[T]}] Backtrack Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {4[T], 17[T]}, {4[-z+x > 0], 27[T], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}, {22[T]}, {26[T]}] Backtrack Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T]}, {4[-z+x > 0], 27[T], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}, {8[T], 22[T]}] Backtrack Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T]}, {4[(-z+x > 0 /\ -z+y > 0)], 27[T], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}] Step with 17 Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)], 17[(-z+x <= 0 /\ -z+y <= 0)] Blocked [{}, {4[T], 17[T]}, {4[T], 27[T], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}, {}] Backtrack Trace 20[T], 27[(1-z+x-n > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T]}, {4[T], 17[T], 27[T], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}] Backtrack Trace 20[T] Blocked [{}, {4[T], 17[T], 27[T]}] Step with 33 Trace 20[T], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T]}, {33[T]}] Step with 28 Trace 20[T], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T]}, {33[T]}, {28[T]}] Covered Trace 20[T], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T]}, {28[T], 33[T]}] Step with 32 Trace 20[T], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T]}, {28[T], 33[T]}, {32[T]}] Covered Trace 20[T], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T]}, {28[T], 32[T], 33[T]}] Step with 31 Trace 20[T], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T]}, {28[T], 32[T], 33[T]}, {31[T]}] Covered Trace 20[T], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T]}, {28[T], 31[T], 32[T], 33[T]}] Step with 29 Trace 20[T], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T]}, {28[T], 31[T], 32[T], 33[T]}, {29[T]}] Covered Trace 20[T], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T]}, {28[T], 29[T], 31[T], 32[T], 33[T]}] Step with 30 Trace 20[T], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)] Blocked [{}, {4[T], 17[T], 27[T]}, {28[T], 29[T], 31[T], 32[T], 33[T]}, {30[T]}] Acceleration Failed marked recursive suffix as redundant Step with 17 Trace 20[T], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 17[(-z+x <= 0 /\ -z+y <= 0)] Blocked [{}, {4[T], 17[T], 27[T]}, {28[T], 29[T], 31[T], 32[T], 33[T]}, {30[T]}, {}] Backtrack Trace 20[T], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)] Blocked [{}, {4[T], 17[T], 27[T]}, {28[T], 29[T], 31[T], 32[T], 33[T]}, {17[T], 30[T]}] Step with 4 Trace 20[T], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T]}, {28[T], 29[T], 31[T], 32[T], 33[T]}, {17[T], 30[T]}, {}] Step with 8 Trace 20[T], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {4[T], 17[T], 27[T]}, {28[T], 29[T], 31[T], 32[T], 33[T]}, {17[T], 30[T]}, {}, {}] Step with 26 Trace 20[T], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T]}, {28[T], 29[T], 31[T], 32[T], 33[T]}, {17[T], 30[T]}, {}, {}, {}] Step with 14 Trace 20[T], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {4[T], 17[T], 27[T]}, {28[T], 29[T], 31[T], 32[T], 33[T]}, {17[T], 30[T]}, {}, {}, {}, {}] Step with 23 Trace 20[T], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T], 23[T] Blocked [{}, {4[T], 17[T], 27[T]}, {28[T], 29[T], 31[T], 32[T], 33[T]}, {17[T], 30[T]}, {}, {}, {}, {}, {}] Covered Trace 20[T], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {4[T], 17[T], 27[T]}, {28[T], 29[T], 31[T], 32[T], 33[T]}, {17[T], 30[T]}, {}, {}, {}, {23[T]}] Backtrack Trace 20[T], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T]}, {28[T], 29[T], 31[T], 32[T], 33[T]}, {17[T], 30[T]}, {}, {}, {14[T]}] Backtrack Trace 20[T], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {4[T], 17[T], 27[T]}, {28[T], 29[T], 31[T], 32[T], 33[T]}, {17[T], 30[T]}, {}, {26[T]}] Backtrack Trace 20[T], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T]}, {28[T], 29[T], 31[T], 32[T], 33[T]}, {17[T], 30[T]}, {8[T]}] Backtrack Trace 20[T], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)] Blocked [{}, {4[T], 17[T], 27[T]}, {28[T], 29[T], 31[T], 32[T], 33[T]}, {4[-z+y > 0], 17[T], 30[T]}] Backtrack Trace 20[T], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T]}, {28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}] Step with 4 Trace 20[T], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+x > 0)] Blocked [{}, {4[T], 17[T], 27[T]}, {28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}, {}] Step with 22 Trace 20[T], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+x > 0)], 22[(-z+x > 0)] Blocked [{}, {4[T], 17[T], 27[T]}, {28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}, {8[T]}, {}] Step with 23 Trace 20[T], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+x > 0)], 22[(-z+x > 0)], 23[T] Blocked [{}, {4[T], 17[T], 27[T]}, {28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}, {8[T]}, {}, {}] Covered Trace 20[T], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+x > 0)], 22[(-z+x > 0)] Blocked [{}, {4[T], 17[T], 27[T]}, {28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}, {8[T]}, {23[T]}] Backtrack Trace 20[T], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+x > 0)] Blocked [{}, {4[T], 17[T], 27[T]}, {28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}, {8[T], 22[T]}] Backtrack Trace 20[T], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T]}, {4[-z+x > 0], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}] Step with 4 Trace 20[T], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T]}, {4[-z+x > 0], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}, {}] Step with 22 Trace 20[T], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 22[(-z+x > 0)] Blocked [{}, {4[T], 17[T], 27[T]}, {4[-z+x > 0], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}, {}, {}] Step with 23 Trace 20[T], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 22[(-z+x > 0)], 23[T] Blocked [{}, {4[T], 17[T], 27[T]}, {4[-z+x > 0], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}, {}, {}, {}] Covered Trace 20[T], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 22[(-z+x > 0)] Blocked [{}, {4[T], 17[T], 27[T]}, {4[-z+x > 0], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}, {}, {23[T]}] Backtrack Trace 20[T], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T]}, {4[-z+x > 0], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}, {22[T]}] Step with 8 Trace 20[T], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {4[T], 17[T], 27[T]}, {4[-z+x > 0], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}, {22[T]}, {}] Step with 26 Trace 20[T], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T]}, {4[-z+x > 0], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}, {22[T]}, {}, {}] Step with 14 Trace 20[T], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {4[T], 17[T], 27[T]}, {4[-z+x > 0], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}, {22[T]}, {}, {}, {}] Step with 23 Trace 20[T], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T], 23[T] Blocked [{}, {4[T], 17[T], 27[T]}, {4[-z+x > 0], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}, {22[T]}, {}, {}, {}, {}] Covered Trace 20[T], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {4[T], 17[T], 27[T]}, {4[-z+x > 0], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}, {22[T]}, {}, {}, {23[T]}] Backtrack Trace 20[T], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T]}, {4[-z+x > 0], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}, {22[T]}, {}, {14[T]}] Backtrack Trace 20[T], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {4[T], 17[T], 27[T]}, {4[-z+x > 0], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}, {22[T]}, {26[T]}] Backtrack Trace 20[T], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T]}, {4[-z+x > 0], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}, {8[T], 22[T]}] Backtrack Trace 20[T], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T]}, {4[(-z+x > 0 /\ -z+y > 0)], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}] Step with 27 Trace 20[T], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)], 27[(1-z+x-n > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T]}, {4[T], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}, {27[T]}] Covered Trace 20[T], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T]}, {4[T], 27[T], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}] Backtrack Trace 20[T] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}] Step with 28 Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {28[T]}] Step with 32 Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {28[T]}, {32[T]}] Covered Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {28[T], 32[T]}] Step with 31 Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {28[T], 32[T]}, {31[T]}] Covered Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {28[T], 31[T], 32[T]}] Step with 29 Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {28[T], 31[T], 32[T]}, {29[T]}] Covered Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {28[T], 29[T], 31[T], 32[T]}] Step with 30 Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {28[T], 29[T], 31[T], 32[T]}, {30[T]}] Acceleration Failed marked recursive suffix as redundant Step with 17 Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 17[(-z+x <= 0 /\ -z+y <= 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {28[T], 29[T], 31[T], 32[T]}, {30[T]}, {}] Backtrack Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {28[T], 29[T], 31[T], 32[T]}, {17[T], 30[T]}] Step with 4 Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {28[T], 29[T], 31[T], 32[T]}, {17[T], 30[T]}, {}] Step with 8 Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {28[T], 29[T], 31[T], 32[T]}, {17[T], 30[T]}, {}, {}] Step with 26 Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {28[T], 29[T], 31[T], 32[T]}, {17[T], 30[T]}, {}, {}, {}] Step with 14 Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {28[T], 29[T], 31[T], 32[T]}, {17[T], 30[T]}, {}, {}, {}, {}] Step with 23 Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T], 23[T] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {28[T], 29[T], 31[T], 32[T]}, {17[T], 30[T]}, {}, {}, {}, {}, {}] Covered Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {28[T], 29[T], 31[T], 32[T]}, {17[T], 30[T]}, {}, {}, {}, {23[T]}] Backtrack Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {28[T], 29[T], 31[T], 32[T]}, {17[T], 30[T]}, {}, {}, {14[T]}] Backtrack Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {28[T], 29[T], 31[T], 32[T]}, {17[T], 30[T]}, {}, {26[T]}] Backtrack Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {28[T], 29[T], 31[T], 32[T]}, {17[T], 30[T]}, {8[T]}] Backtrack Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {28[T], 29[T], 31[T], 32[T]}, {4[-z+y > 0], 17[T], 30[T]}] Backtrack Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {28[T], 29[T], 30[T], 31[T], 32[T]}] Step with 4 Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 4[(-z+x > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {28[T], 29[T], 30[T], 31[T], 32[T]}, {}] Step with 22 Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 4[(-z+x > 0)], 22[(-z+x > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {28[T], 29[T], 30[T], 31[T], 32[T]}, {8[T]}, {}] Step with 23 Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 4[(-z+x > 0)], 22[(-z+x > 0)], 23[T] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {28[T], 29[T], 30[T], 31[T], 32[T]}, {8[T]}, {}, {}] Covered Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 4[(-z+x > 0)], 22[(-z+x > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {28[T], 29[T], 30[T], 31[T], 32[T]}, {8[T]}, {23[T]}] Backtrack Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 4[(-z+x > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {28[T], 29[T], 30[T], 31[T], 32[T]}, {8[T], 22[T]}] Backtrack Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[-z+x > 0], 28[T], 29[T], 30[T], 31[T], 32[T]}] Step with 4 Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[-z+x > 0], 28[T], 29[T], 30[T], 31[T], 32[T]}, {}] Step with 22 Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 22[(-z+x > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[-z+x > 0], 28[T], 29[T], 30[T], 31[T], 32[T]}, {}, {}] Step with 23 Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 22[(-z+x > 0)], 23[T] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[-z+x > 0], 28[T], 29[T], 30[T], 31[T], 32[T]}, {}, {}, {}] Covered Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 22[(-z+x > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[-z+x > 0], 28[T], 29[T], 30[T], 31[T], 32[T]}, {}, {23[T]}] Backtrack Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[-z+x > 0], 28[T], 29[T], 30[T], 31[T], 32[T]}, {22[T]}] Step with 8 Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[-z+x > 0], 28[T], 29[T], 30[T], 31[T], 32[T]}, {22[T]}, {}] Step with 26 Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[-z+x > 0], 28[T], 29[T], 30[T], 31[T], 32[T]}, {22[T]}, {}, {}] Step with 14 Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[-z+x > 0], 28[T], 29[T], 30[T], 31[T], 32[T]}, {22[T]}, {}, {}, {}] Step with 23 Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T], 23[T] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[-z+x > 0], 28[T], 29[T], 30[T], 31[T], 32[T]}, {22[T]}, {}, {}, {}, {}] Covered Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[-z+x > 0], 28[T], 29[T], 30[T], 31[T], 32[T]}, {22[T]}, {}, {}, {23[T]}] Backtrack Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[-z+x > 0], 28[T], 29[T], 30[T], 31[T], 32[T]}, {22[T]}, {}, {14[T]}] Backtrack Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[-z+x > 0], 28[T], 29[T], 30[T], 31[T], 32[T]}, {22[T]}, {26[T]}] Backtrack Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[-z+x > 0], 28[T], 29[T], 30[T], 31[T], 32[T]}, {8[T], 22[T]}] Backtrack Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[(-z+x > 0 /\ -z+y > 0)], 28[T], 29[T], 30[T], 31[T], 32[T]}] Step with 27 Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 27[(1-z+x-n > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[T], 28[T], 29[T], 30[T], 31[T], 32[T]}, {27[T]}] Accelerate Start location: [1] Program variables: c x y z 20: [1] -> [5] : c'=0, x'=nondet, y'=nondet1, z'=nondet2, T, cost: 1 4: [5] -> [6] : (-z+x > 0 \/ -z+y > 0), cost: 1 17: [5] -> [16] : (-z+x <= 0 /\ -z+y <= 0), cost: 1 27: [5] -> [5] : c'=c+n, x'=x-n, (1-z+x-n > 0 /\ -1+n >= 0), cost: 1 28: [5] -> [5] : c'=c+n2, x'=-n2+x, (1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0), cost: 1 29: [5] -> [5] : c'=n3*n1+n3*n2+c, x'=-n3*n1-n3*n2+x, (-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0), cost: 1 30: [5] -> [5] : c'=n4+c, y'=-n4+y, (-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0), cost: 1 31: [5] -> [5] : c'=n6*n+n11*n6*n31+n6*n22*n31+c, x'=-n6*n-n11*n6*n31-n6*n22*n31+x, (1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0), cost: 1 32: [5] -> [5] : c'=n15*n3*n2+n15*n27+n15*n3*n1+c, x'=-n15*n3*n2-n15*n27-n15*n3*n1+x, (1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0), cost: 1 33: [5] -> [5] : c'=n35*n151*n18*n16+n35*n151*n18*n29+n18*n+c+n151*n18*n271, x'=-n35*n151*n18*n16-n35*n151*n18*n29-n18*n-n151*n18*n271+x, (-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0), cost: 1 34: [5] -> [5] : c'=n50*n+n216*n50+c, x'=-n50*n-n216*n50+x, (-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0), cost: 1 8: [6] -> [10] : -z+x <= 0, cost: 1 22: [6] -> [7] : x'=-1+x, -z+x > 0, cost: 1 23: [7] -> [5] : c'=1+c, T, cost: 1 25: [10] -> [11] : -z+y <= 0, cost: 1 26: [10] -> [11] : y'=-1+y, -z+y > 0, cost: 1 14: [11] -> [7] : T, cost: 1 Loop Acceleration Original rule: [5] -> [5] : c'=n216+c+n, x'=-n216+x-n, (1-n216-z+x > 0 /\ 1-n216-z+x-n > 0 /\ -1+n216 >= 0 /\ -z+y > 0 /\ -1+n >= 0), cost: 1 New rule: [5] -> [5] : c'=n50*n+n216*n50+c, x'=-n50*n-n216*n50+x, (-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0), cost: 1 1-n216-z+x > 0 [0]: montonic decrease yields 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0, dependencies: 1-n216-z+x-n > 0 -1+n >= 0 1-n216-z+x > 0 [1]: eventual decrease yields (1-n216-z+x > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0) 1-n216-z+x > 0 [2]: eventual increase yields (1-n216-z+x > 0 /\ n216+n <= 0) 1-n216-z+x-n > 0 [0]: montonic decrease yields 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0, dependencies: 1-n216-z+x > 0 -1+n216 >= 0 1-n216-z+x-n > 0 [1]: eventual decrease yields (1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0) 1-n216-z+x-n > 0 [2]: eventual increase yields (1-n216-z+x-n > 0 /\ n216+n <= 0) -1+n216 >= 0 [0]: monotonic increase yields -1+n216 >= 0 -z+y > 0 [0]: monotonic increase yields -z+y > 0 -1+n >= 0 [0]: monotonic increase yields -1+n >= 0 Replacement map: {1-n216-z+x > 0 -> 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0, 1-n216-z+x-n > 0 -> (1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0), -1+n216 >= 0 -> -1+n216 >= 0, -z+y > 0 -> -z+y > 0, -1+n >= 0 -> -1+n >= 0} Trace 20[T], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {34[T]}] Step with 4 Trace 20[T], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+x > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {17[T], 34[T]}, {}] Step with 22 Trace 20[T], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+x > 0)], 22[(-z+x > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {17[T], 34[T]}, {8[T]}, {}] Step with 23 Trace 20[T], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+x > 0)], 22[(-z+x > 0)], 23[T] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {17[T], 34[T]}, {8[T]}, {}, {}] Covered Trace 20[T], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+x > 0)], 22[(-z+x > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {17[T], 34[T]}, {8[T]}, {23[T]}] Backtrack Trace 20[T], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+x > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {17[T], 34[T]}, {8[T], 22[T]}] Backtrack Trace 20[T], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[-z+x > 0], 17[T], 34[T]}] Step with 4 Trace 20[T], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[-z+x > 0], 17[T], 34[T]}, {}] Step with 22 Trace 20[T], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 22[(-z+x > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[-z+x > 0], 17[T], 34[T]}, {}, {}] Step with 23 Trace 20[T], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 22[(-z+x > 0)], 23[T] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[-z+x > 0], 17[T], 34[T]}, {}, {}, {}] Covered Trace 20[T], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 22[(-z+x > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[-z+x > 0], 17[T], 34[T]}, {}, {23[T]}] Backtrack Trace 20[T], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[-z+x > 0], 17[T], 34[T]}, {22[T]}] Step with 8 Trace 20[T], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[-z+x > 0], 17[T], 34[T]}, {22[T]}, {}] Step with 26 Trace 20[T], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[-z+x > 0], 17[T], 34[T]}, {22[T]}, {}, {}] Step with 14 Trace 20[T], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[-z+x > 0], 17[T], 34[T]}, {22[T]}, {}, {}, {}] Step with 23 Trace 20[T], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T], 23[T] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[-z+x > 0], 17[T], 34[T]}, {22[T]}, {}, {}, {}, {}] Covered Trace 20[T], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[-z+x > 0], 17[T], 34[T]}, {22[T]}, {}, {}, {23[T]}] Backtrack Trace 20[T], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[-z+x > 0], 17[T], 34[T]}, {22[T]}, {}, {14[T]}] Backtrack Trace 20[T], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[-z+x > 0], 17[T], 34[T]}, {22[T]}, {26[T]}] Backtrack Trace 20[T], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[-z+x > 0], 17[T], 34[T]}, {8[T], 22[T]}] Backtrack Trace 20[T], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[(-z+x > 0 /\ -z+y > 0)], 17[T], 34[T]}] Step with 27 Trace 20[T], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 27[(1-z+x-n > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[T], 17[T], 34[T]}, {27[T]}] Covered Trace 20[T], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[T], 17[T], 27[T], 34[T]}] Step with 33 Trace 20[T], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[T], 17[T], 27[T], 34[T]}, {33[T]}] Covered Trace 20[T], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[T], 17[T], 27[T], 33[T], 34[T]}] Step with 28 Trace 20[T], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[T], 17[T], 27[T], 33[T], 34[T]}, {28[T]}] Covered Trace 20[T], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[T], 17[T], 27[T], 28[T], 33[T], 34[T]}] Step with 32 Trace 20[T], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[T], 17[T], 27[T], 28[T], 33[T], 34[T]}, {32[T]}] Covered Trace 20[T], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}] Step with 31 Trace 20[T], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}, {31[T]}] Covered Trace 20[T], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[T], 17[T], 27[T], 28[T], 31[T], 32[T], 33[T], 34[T]}] Step with 29 Trace 20[T], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[T], 17[T], 27[T], 28[T], 31[T], 32[T], 33[T], 34[T]}, {29[T]}] Covered Trace 20[T], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[T], 17[T], 27[T], 28[T], 29[T], 31[T], 32[T], 33[T], 34[T]}] Step with 30 Trace 20[T], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[T], 17[T], 27[T], 28[T], 29[T], 31[T], 32[T], 33[T], 34[T]}, {30[T]}] Acceleration Failed marked recursive suffix as redundant Step with 17 Trace 20[T], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 17[(-z+x <= 0 /\ -z+y <= 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[T], 17[T], 27[T], 28[T], 29[T], 31[T], 32[T], 33[T], 34[T]}, {30[T], 34[T]}, {}] Backtrack Trace 20[T], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[T], 17[T], 27[T], 28[T], 29[T], 31[T], 32[T], 33[T], 34[T]}, {17[T], 30[T], 34[T]}] Step with 4 Trace 20[T], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[T], 17[T], 27[T], 28[T], 29[T], 31[T], 32[T], 33[T], 34[T]}, {17[T], 30[T], 34[T]}, {}] Step with 8 Trace 20[T], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[T], 17[T], 27[T], 28[T], 29[T], 31[T], 32[T], 33[T], 34[T]}, {17[T], 30[T], 34[T]}, {}, {}] Step with 26 Trace 20[T], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[T], 17[T], 27[T], 28[T], 29[T], 31[T], 32[T], 33[T], 34[T]}, {17[T], 30[T], 34[T]}, {}, {}, {}] Step with 14 Trace 20[T], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[T], 17[T], 27[T], 28[T], 29[T], 31[T], 32[T], 33[T], 34[T]}, {17[T], 30[T], 34[T]}, {}, {}, {}, {}] Step with 23 Trace 20[T], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T], 23[T] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[T], 17[T], 27[T], 28[T], 29[T], 31[T], 32[T], 33[T], 34[T]}, {17[T], 30[T], 34[T]}, {}, {}, {}, {}, {}] Covered Trace 20[T], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[T], 17[T], 27[T], 28[T], 29[T], 31[T], 32[T], 33[T], 34[T]}, {17[T], 30[T], 34[T]}, {}, {}, {}, {23[T]}] Backtrack Trace 20[T], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[T], 17[T], 27[T], 28[T], 29[T], 31[T], 32[T], 33[T], 34[T]}, {17[T], 30[T], 34[T]}, {}, {}, {14[T]}] Backtrack Trace 20[T], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[T], 17[T], 27[T], 28[T], 29[T], 31[T], 32[T], 33[T], 34[T]}, {17[T], 30[T], 34[T]}, {}, {26[T]}] Backtrack Trace 20[T], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[T], 17[T], 27[T], 28[T], 29[T], 31[T], 32[T], 33[T], 34[T]}, {17[T], 30[T], 34[T]}, {8[T]}] Backtrack Trace 20[T], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[T], 17[T], 27[T], 28[T], 29[T], 31[T], 32[T], 33[T], 34[T]}, {4[-z+y > 0], 17[T], 30[T], 34[T]}] Backtrack Trace 20[T], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T]}, {4[T], 17[T], 27[T], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T], 34[T]}] Backtrack Trace 20[T] Blocked [{}, {4[T], 17[T], 27[T], 33[T], 34[T]}] Step with 28 Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T], 34[T]}, {28[T]}] Step with 32 Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T], 34[T]}, {28[T]}, {32[T]}] Covered Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T], 34[T]}, {28[T], 32[T]}] Step with 31 Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T], 34[T]}, {28[T], 32[T]}, {31[T]}] Covered Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T], 34[T]}, {28[T], 31[T], 32[T]}] Step with 29 Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T], 34[T]}, {28[T], 31[T], 32[T]}, {29[T]}] Covered Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T], 34[T]}, {28[T], 29[T], 31[T], 32[T]}] Step with 30 Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T], 34[T]}, {28[T], 29[T], 31[T], 32[T]}, {30[T]}] Step with 17 Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 17[(-z+x <= 0 /\ -z+y <= 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T], 34[T]}, {28[T], 29[T], 31[T], 32[T]}, {30[T], 34[T]}, {}] Backtrack Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T], 34[T]}, {28[T], 29[T], 31[T], 32[T]}, {17[T], 30[T], 34[T]}] Step with 4 Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T], 34[T]}, {28[T], 29[T], 31[T], 32[T]}, {17[T], 30[T], 34[T]}, {}] Step with 8 Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T], 34[T]}, {28[T], 29[T], 31[T], 32[T]}, {17[T], 30[T], 34[T]}, {}, {}] Step with 26 Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T], 34[T]}, {28[T], 29[T], 31[T], 32[T]}, {17[T], 30[T], 34[T]}, {}, {}, {}] Step with 14 Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {4[T], 17[T], 27[T], 33[T], 34[T]}, {28[T], 29[T], 31[T], 32[T]}, {17[T], 30[T], 34[T]}, {}, {}, {}, {}] Step with 23 Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T], 23[T] Blocked [{}, {4[T], 17[T], 27[T], 33[T], 34[T]}, {28[T], 29[T], 31[T], 32[T]}, {17[T], 30[T], 34[T]}, {}, {}, {}, {}, {}] Covered Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {4[T], 17[T], 27[T], 33[T], 34[T]}, {28[T], 29[T], 31[T], 32[T]}, {17[T], 30[T], 34[T]}, {}, {}, {}, {23[T]}] Backtrack Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T], 34[T]}, {28[T], 29[T], 31[T], 32[T]}, {17[T], 30[T], 34[T]}, {}, {}, {14[T]}] Backtrack Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T], 34[T]}, {28[T], 29[T], 31[T], 32[T]}, {17[T], 30[T], 34[T]}, {}, {26[T]}] Backtrack Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T], 34[T]}, {28[T], 29[T], 31[T], 32[T]}, {17[T], 30[T], 34[T]}, {8[T]}] Backtrack Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T], 34[T]}, {28[T], 29[T], 31[T], 32[T]}, {4[-z+y > 0], 17[T], 30[T], 34[T]}] Backtrack Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T], 34[T]}, {28[T], 29[T], 30[T], 31[T], 32[T]}] Step with 4 Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 4[(-z+x > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T], 34[T]}, {28[T], 29[T], 30[T], 31[T], 32[T]}, {}] Step with 22 Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 4[(-z+x > 0)], 22[(-z+x > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T], 34[T]}, {28[T], 29[T], 30[T], 31[T], 32[T]}, {8[T]}, {}] Step with 23 Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 4[(-z+x > 0)], 22[(-z+x > 0)], 23[T] Blocked [{}, {4[T], 17[T], 27[T], 33[T], 34[T]}, {28[T], 29[T], 30[T], 31[T], 32[T]}, {8[T]}, {}, {}] Covered Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 4[(-z+x > 0)], 22[(-z+x > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T], 34[T]}, {28[T], 29[T], 30[T], 31[T], 32[T]}, {8[T]}, {23[T]}] Backtrack Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 4[(-z+x > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T], 34[T]}, {28[T], 29[T], 30[T], 31[T], 32[T]}, {8[T], 22[T]}] Backtrack Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T], 34[T]}, {4[-z+x > 0], 28[T], 29[T], 30[T], 31[T], 32[T]}] Step with 4 Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T], 34[T]}, {4[-z+x > 0], 28[T], 29[T], 30[T], 31[T], 32[T]}, {}] Step with 22 Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 22[(-z+x > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T], 34[T]}, {4[-z+x > 0], 28[T], 29[T], 30[T], 31[T], 32[T]}, {}, {}] Step with 23 Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 22[(-z+x > 0)], 23[T] Blocked [{}, {4[T], 17[T], 27[T], 33[T], 34[T]}, {4[-z+x > 0], 28[T], 29[T], 30[T], 31[T], 32[T]}, {}, {}, {}] Covered Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 22[(-z+x > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T], 34[T]}, {4[-z+x > 0], 28[T], 29[T], 30[T], 31[T], 32[T]}, {}, {23[T]}] Backtrack Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T], 34[T]}, {4[-z+x > 0], 28[T], 29[T], 30[T], 31[T], 32[T]}, {22[T]}] Step with 8 Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T], 34[T]}, {4[-z+x > 0], 28[T], 29[T], 30[T], 31[T], 32[T]}, {22[T]}, {}] Step with 26 Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T], 34[T]}, {4[-z+x > 0], 28[T], 29[T], 30[T], 31[T], 32[T]}, {22[T]}, {}, {}] Step with 14 Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {4[T], 17[T], 27[T], 33[T], 34[T]}, {4[-z+x > 0], 28[T], 29[T], 30[T], 31[T], 32[T]}, {22[T]}, {}, {}, {}] Step with 23 Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T], 23[T] Blocked [{}, {4[T], 17[T], 27[T], 33[T], 34[T]}, {4[-z+x > 0], 28[T], 29[T], 30[T], 31[T], 32[T]}, {22[T]}, {}, {}, {}, {}] Covered Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {4[T], 17[T], 27[T], 33[T], 34[T]}, {4[-z+x > 0], 28[T], 29[T], 30[T], 31[T], 32[T]}, {22[T]}, {}, {}, {23[T]}] Backtrack Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T], 34[T]}, {4[-z+x > 0], 28[T], 29[T], 30[T], 31[T], 32[T]}, {22[T]}, {}, {14[T]}] Backtrack Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T], 34[T]}, {4[-z+x > 0], 28[T], 29[T], 30[T], 31[T], 32[T]}, {22[T]}, {26[T]}] Backtrack Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T], 34[T]}, {4[-z+x > 0], 28[T], 29[T], 30[T], 31[T], 32[T]}, {8[T], 22[T]}] Backtrack Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T], 34[T]}, {4[(-z+x > 0 /\ -z+y > 0)], 28[T], 29[T], 30[T], 31[T], 32[T]}] Step with 27 Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 27[(1-z+x-n > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T], 34[T]}, {4[T], 28[T], 29[T], 30[T], 31[T], 32[T]}, {27[T]}] Covered Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T], 34[T]}, {4[T], 27[T], 28[T], 29[T], 30[T], 31[T], 32[T]}] Step with 33 Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T], 34[T]}, {4[T], 27[T], 28[T], 29[T], 30[T], 31[T], 32[T]}, {33[T]}] Covered Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T], 34[T]}, {4[T], 27[T], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}] Step with 34 Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T], 34[T]}, {4[T], 27[T], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}, {34[T]}] Covered Trace 20[T], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 33[T], 34[T]}, {4[T], 27[T], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T], 34[T]}] Backtrack Trace 20[T] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 33[T], 34[T]}] Step with 32 Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 33[T], 34[T]}, {32[T]}] Step with 31 Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 33[T], 34[T]}, {32[T]}, {31[T]}] Covered Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 33[T], 34[T]}, {31[T], 32[T]}] Step with 29 Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 33[T], 34[T]}, {31[T], 32[T]}, {29[T]}] Covered Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 33[T], 34[T]}, {29[T], 31[T], 32[T]}] Step with 30 Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 33[T], 34[T]}, {29[T], 31[T], 32[T]}, {30[T]}] Acceleration Failed marked recursive suffix as redundant Step with 17 Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 17[(-z+x <= 0 /\ -z+y <= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 33[T], 34[T]}, {29[T], 31[T], 32[T]}, {30[T], 34[T]}, {}] Backtrack Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 33[T], 34[T]}, {29[T], 31[T], 32[T]}, {17[T], 30[T], 34[T]}] Step with 4 Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 33[T], 34[T]}, {29[T], 31[T], 32[T]}, {17[T], 30[T], 34[T]}, {}] Step with 8 Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 33[T], 34[T]}, {29[T], 31[T], 32[T]}, {17[T], 30[T], 34[T]}, {}, {}] Step with 26 Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 33[T], 34[T]}, {29[T], 31[T], 32[T]}, {17[T], 30[T], 34[T]}, {}, {}, {}] Step with 14 Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 33[T], 34[T]}, {29[T], 31[T], 32[T]}, {17[T], 30[T], 34[T]}, {}, {}, {}, {}] Step with 23 Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T], 23[T] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 33[T], 34[T]}, {29[T], 31[T], 32[T]}, {17[T], 30[T], 34[T]}, {}, {}, {}, {}, {}] Covered Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 33[T], 34[T]}, {29[T], 31[T], 32[T]}, {17[T], 30[T], 34[T]}, {}, {}, {}, {23[T]}] Backtrack Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 33[T], 34[T]}, {29[T], 31[T], 32[T]}, {17[T], 30[T], 34[T]}, {}, {}, {14[T]}] Backtrack Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 33[T], 34[T]}, {29[T], 31[T], 32[T]}, {17[T], 30[T], 34[T]}, {}, {26[T]}] Backtrack Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 33[T], 34[T]}, {29[T], 31[T], 32[T]}, {17[T], 30[T], 34[T]}, {8[T]}] Backtrack Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 33[T], 34[T]}, {29[T], 31[T], 32[T]}, {4[-z+y > 0], 17[T], 30[T], 34[T]}] Backtrack Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 33[T], 34[T]}, {29[T], 30[T], 31[T], 32[T]}] Step with 4 Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 33[T], 34[T]}, {29[T], 30[T], 31[T], 32[T]}, {}] Step with 8 Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 33[T], 34[T]}, {29[T], 30[T], 31[T], 32[T]}, {}, {}] Step with 26 Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 33[T], 34[T]}, {29[T], 30[T], 31[T], 32[T]}, {}, {}, {}] Step with 14 Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 33[T], 34[T]}, {29[T], 30[T], 31[T], 32[T]}, {}, {}, {}, {}] Step with 23 Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T], 23[T] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 33[T], 34[T]}, {29[T], 30[T], 31[T], 32[T]}, {}, {}, {}, {}, {}] Covered Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 33[T], 34[T]}, {29[T], 30[T], 31[T], 32[T]}, {}, {}, {}, {23[T]}] Backtrack Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 33[T], 34[T]}, {29[T], 30[T], 31[T], 32[T]}, {}, {}, {14[T]}] Backtrack Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 33[T], 34[T]}, {29[T], 30[T], 31[T], 32[T]}, {}, {26[T]}] Backtrack Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 33[T], 34[T]}, {29[T], 30[T], 31[T], 32[T]}, {8[T]}] Step with 22 Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 22[(-z+x > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 33[T], 34[T]}, {29[T], 30[T], 31[T], 32[T]}, {8[T]}, {}] Step with 23 Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 22[(-z+x > 0)], 23[T] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 33[T], 34[T]}, {29[T], 30[T], 31[T], 32[T]}, {8[T]}, {}, {}] Covered Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 22[(-z+x > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 33[T], 34[T]}, {29[T], 30[T], 31[T], 32[T]}, {8[T]}, {23[T]}] Backtrack Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 33[T], 34[T]}, {29[T], 30[T], 31[T], 32[T]}, {8[T], 22[T]}] Backtrack Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 33[T], 34[T]}, {4[-z+y > 0], 29[T], 30[T], 31[T], 32[T]}] Step with 27 Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 27[(1-z+x-n > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 33[T], 34[T]}, {4[T], 29[T], 30[T], 31[T], 32[T]}, {27[T]}] Covered Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 33[T], 34[T]}, {4[T], 27[T], 29[T], 30[T], 31[T], 32[T]}] Step with 33 Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 33[T], 34[T]}, {4[T], 27[T], 29[T], 30[T], 31[T], 32[T]}, {33[T]}] Covered Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 33[T], 34[T]}, {4[T], 27[T], 29[T], 30[T], 31[T], 32[T], 33[T]}] Step with 28 Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 33[T], 34[T]}, {4[T], 27[T], 29[T], 30[T], 31[T], 32[T], 33[T]}, {28[T]}] Covered Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 33[T], 34[T]}, {4[T], 27[T], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}] Step with 34 Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 33[T], 34[T]}, {4[T], 27[T], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}, {34[T]}] Covered Trace 20[T], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 33[T], 34[T]}, {4[T], 27[T], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T], 34[T]}] Backtrack Trace 20[T] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}] Step with 31 Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}, {31[T]}] Step with 29 Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}, {31[T]}, {29[T]}] Covered Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}, {29[T], 31[T]}] Step with 30 Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}, {29[T], 31[T]}, {30[T]}] Step with 17 Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 17[(-z+x <= 0 /\ -z+y <= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}, {29[T], 31[T]}, {30[T], 34[T]}, {}] Backtrack Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}, {29[T], 31[T]}, {17[T], 30[T], 34[T]}] Step with 4 Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}, {29[T], 31[T]}, {17[T], 30[T], 34[T]}, {}] Step with 8 Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}, {29[T], 31[T]}, {17[T], 30[T], 34[T]}, {22[T]}, {}] Step with 26 Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}, {29[T], 31[T]}, {17[T], 30[T], 34[T]}, {22[T]}, {}, {}] Step with 14 Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}, {29[T], 31[T]}, {17[T], 30[T], 34[T]}, {22[T]}, {}, {}, {}] Step with 23 Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T], 23[T] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}, {29[T], 31[T]}, {17[T], 30[T], 34[T]}, {22[T]}, {}, {}, {}, {}] Covered Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}, {29[T], 31[T]}, {17[T], 30[T], 34[T]}, {22[T]}, {}, {}, {23[T]}] Backtrack Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}, {29[T], 31[T]}, {17[T], 30[T], 34[T]}, {22[T]}, {}, {14[T]}] Backtrack Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}, {29[T], 31[T]}, {17[T], 30[T], 34[T]}, {22[T]}, {26[T]}] Backtrack Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}, {29[T], 31[T]}, {17[T], 30[T], 34[T]}, {8[T], 22[T]}] Backtrack Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}, {29[T], 31[T]}, {4[-z+y > 0], 17[T], 30[T], 34[T]}] Backtrack Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}, {29[T], 30[T], 31[T]}] Step with 4 Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+x > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}, {29[T], 30[T], 31[T]}, {}] Step with 22 Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+x > 0)], 22[(-z+x > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}, {29[T], 30[T], 31[T]}, {8[T]}, {}] Step with 23 Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+x > 0)], 22[(-z+x > 0)], 23[T] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}, {29[T], 30[T], 31[T]}, {8[T]}, {}, {}] Covered Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+x > 0)], 22[(-z+x > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}, {29[T], 30[T], 31[T]}, {8[T]}, {23[T]}] Backtrack Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+x > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}, {29[T], 30[T], 31[T]}, {8[T], 22[T]}] Backtrack Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}, {4[-z+x > 0], 29[T], 30[T], 31[T]}] Step with 4 Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}, {4[-z+x > 0], 29[T], 30[T], 31[T]}, {}] Step with 22 Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 22[(-z+x > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}, {4[-z+x > 0], 29[T], 30[T], 31[T]}, {}, {}] Step with 23 Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 22[(-z+x > 0)], 23[T] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}, {4[-z+x > 0], 29[T], 30[T], 31[T]}, {}, {}, {}] Covered Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 22[(-z+x > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}, {4[-z+x > 0], 29[T], 30[T], 31[T]}, {}, {23[T]}] Backtrack Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}, {4[-z+x > 0], 29[T], 30[T], 31[T]}, {22[T]}] Step with 8 Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}, {4[-z+x > 0], 29[T], 30[T], 31[T]}, {22[T]}, {}] Step with 26 Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}, {4[-z+x > 0], 29[T], 30[T], 31[T]}, {22[T]}, {}, {}] Step with 14 Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}, {4[-z+x > 0], 29[T], 30[T], 31[T]}, {22[T]}, {}, {}, {}] Step with 23 Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T], 23[T] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}, {4[-z+x > 0], 29[T], 30[T], 31[T]}, {22[T]}, {}, {}, {}, {}] Covered Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}, {4[-z+x > 0], 29[T], 30[T], 31[T]}, {22[T]}, {}, {}, {23[T]}] Backtrack Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}, {4[-z+x > 0], 29[T], 30[T], 31[T]}, {22[T]}, {}, {14[T]}] Backtrack Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}, {4[-z+x > 0], 29[T], 30[T], 31[T]}, {22[T]}, {26[T]}] Backtrack Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}, {4[-z+x > 0], 29[T], 30[T], 31[T]}, {8[T], 22[T]}] Backtrack Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}, {4[(-z+x > 0 /\ -z+y > 0)], 29[T], 30[T], 31[T]}] Step with 27 Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 27[(1-z+x-n > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}, {4[T], 29[T], 30[T], 31[T]}, {27[T]}] Covered Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}, {4[T], 27[T], 29[T], 30[T], 31[T]}] Step with 33 Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}, {4[T], 27[T], 29[T], 30[T], 31[T]}, {33[T]}] Covered Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}, {4[T], 27[T], 29[T], 30[T], 31[T], 33[T]}] Step with 28 Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}, {4[T], 27[T], 29[T], 30[T], 31[T], 33[T]}, {28[T]}] Covered Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}, {4[T], 27[T], 28[T], 29[T], 30[T], 31[T], 33[T]}] Step with 32 Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}, {4[T], 27[T], 28[T], 29[T], 30[T], 31[T], 33[T]}, {32[T]}] Covered Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}, {4[T], 27[T], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}] Step with 34 Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}, {4[T], 27[T], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}, {34[T]}] Covered Trace 20[T], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 32[T], 33[T], 34[T]}, {4[T], 27[T], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T], 34[T]}] Backtrack Trace 20[T] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 31[T], 32[T], 33[T], 34[T]}] Step with 29 Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 31[T], 32[T], 33[T], 34[T]}, {29[T]}] Step with 30 Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 31[T], 32[T], 33[T], 34[T]}, {29[T]}, {30[T]}] Step with 17 Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 17[(-z+x <= 0 /\ -z+y <= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 31[T], 32[T], 33[T], 34[T]}, {29[T]}, {30[T], 34[T]}, {}] Backtrack Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 31[T], 32[T], 33[T], 34[T]}, {29[T]}, {17[T], 30[T], 34[T]}] Step with 4 Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 31[T], 32[T], 33[T], 34[T]}, {29[T]}, {17[T], 30[T], 34[T]}, {}] Step with 8 Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 31[T], 32[T], 33[T], 34[T]}, {29[T]}, {17[T], 30[T], 34[T]}, {}, {}] Step with 26 Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 31[T], 32[T], 33[T], 34[T]}, {29[T]}, {17[T], 30[T], 34[T]}, {}, {}, {}] Step with 14 Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 31[T], 32[T], 33[T], 34[T]}, {29[T]}, {17[T], 30[T], 34[T]}, {}, {}, {}, {}] Step with 23 Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T], 23[T] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 31[T], 32[T], 33[T], 34[T]}, {29[T]}, {17[T], 30[T], 34[T]}, {}, {}, {}, {}, {}] Covered Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 31[T], 32[T], 33[T], 34[T]}, {29[T]}, {17[T], 30[T], 34[T]}, {}, {}, {}, {23[T]}] Backtrack Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 31[T], 32[T], 33[T], 34[T]}, {29[T]}, {17[T], 30[T], 34[T]}, {}, {}, {14[T]}] Backtrack Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 31[T], 32[T], 33[T], 34[T]}, {29[T]}, {17[T], 30[T], 34[T]}, {}, {26[T]}] Backtrack Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 31[T], 32[T], 33[T], 34[T]}, {29[T]}, {17[T], 30[T], 34[T]}, {8[T]}] Backtrack Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 31[T], 32[T], 33[T], 34[T]}, {29[T]}, {4[-z+y > 0], 17[T], 30[T], 34[T]}] Backtrack Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 31[T], 32[T], 33[T], 34[T]}, {29[T], 30[T]}] Step with 4 Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 31[T], 32[T], 33[T], 34[T]}, {29[T], 30[T]}, {}] Step with 8 Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 31[T], 32[T], 33[T], 34[T]}, {29[T], 30[T]}, {}, {}] Step with 26 Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 31[T], 32[T], 33[T], 34[T]}, {29[T], 30[T]}, {}, {}, {}] Step with 14 Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 31[T], 32[T], 33[T], 34[T]}, {29[T], 30[T]}, {}, {}, {}, {}] Step with 23 Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T], 23[T] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 31[T], 32[T], 33[T], 34[T]}, {29[T], 30[T]}, {}, {}, {}, {}, {}] Covered Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 31[T], 32[T], 33[T], 34[T]}, {29[T], 30[T]}, {}, {}, {}, {23[T]}] Backtrack Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 31[T], 32[T], 33[T], 34[T]}, {29[T], 30[T]}, {}, {}, {14[T]}] Backtrack Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 31[T], 32[T], 33[T], 34[T]}, {29[T], 30[T]}, {}, {26[T]}] Backtrack Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 31[T], 32[T], 33[T], 34[T]}, {29[T], 30[T]}, {8[T]}] Step with 22 Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 22[(-z+x > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 31[T], 32[T], 33[T], 34[T]}, {29[T], 30[T]}, {8[T]}, {}] Step with 23 Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 22[(-z+x > 0)], 23[T] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 31[T], 32[T], 33[T], 34[T]}, {29[T], 30[T]}, {8[T]}, {}, {}] Covered Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)], 22[(-z+x > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 31[T], 32[T], 33[T], 34[T]}, {29[T], 30[T]}, {8[T]}, {23[T]}] Backtrack Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 31[T], 32[T], 33[T], 34[T]}, {29[T], 30[T]}, {8[T], 22[T]}] Backtrack Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 31[T], 32[T], 33[T], 34[T]}, {4[-z+y > 0], 29[T], 30[T]}] Step with 27 Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 27[(1-z+x-n > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 31[T], 32[T], 33[T], 34[T]}, {4[T], 29[T], 30[T]}, {27[T]}] Covered Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 31[T], 32[T], 33[T], 34[T]}, {4[T], 27[T], 29[T], 30[T]}] Step with 33 Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 33[(-1+n35 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-n29-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n151 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-(-1+n35)*n29-n35*n151*n29*(-1+n18)-(-1+n35)*n16-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271-n16+x > 0 /\ -1+n271 >= 0 /\ 1-(-1+n151)*n271-(-1+n18)*n-n35*(-1+n151)*n29-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-n35*(-1+n151)*n16-z-n151*(-1+n18)*n271-n271+x > 0 /\ -1+n18 >= 0 /\ -1+n16 >= 0 /\ -1+n29 >= 0 /\ 1-(-1+n18)*n-n35*n151*n29*(-1+n18)-n35*n151*(-1+n18)*n16-z-n151*(-1+n18)*n271-n35*n151*n29-n151*n271-n35*n151*n16+x-n > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 31[T], 32[T], 33[T], 34[T]}, {4[T], 27[T], 29[T], 30[T]}, {33[T]}] Covered Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 31[T], 32[T], 33[T], 34[T]}, {4[T], 27[T], 29[T], 30[T], 33[T]}] Step with 28 Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 28[(1-z-n2+x > 0 /\ -1+n2 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 31[T], 32[T], 33[T], 34[T]}, {4[T], 27[T], 29[T], 30[T], 33[T]}, {28[T]}] Covered Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 31[T], 32[T], 33[T], 34[T]}, {4[T], 27[T], 28[T], 29[T], 30[T], 33[T]}] Step with 32 Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 32[(1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n2-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n27 >= 0 /\ -1+n1 >= 0 /\ -1+n15 >= 0 /\ 1-n3*(-1+n15)*n2-z-n27-(-1+n15)*n27-n3*(-1+n15)*n1+x > 0 /\ 1-n3*(-1+n15)*n2-n1*(-1+n3)-z-n1-n27-(-1+n15)*n27-n3*(-1+n15)*n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 31[T], 32[T], 33[T], 34[T]}, {4[T], 27[T], 28[T], 29[T], 30[T], 33[T]}, {32[T]}] Covered Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 31[T], 32[T], 33[T], 34[T]}, {4[T], 27[T], 28[T], 29[T], 30[T], 32[T], 33[T]}] Step with 31 Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 31[(1-n11-(-1+n6)*n22*n31-n22-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ 1-(-1+n6)*n22*n31-n11*n31-z-n22*n31-n11*(-1+n6)*n31-(-1+n6)*n+x-n > 0 /\ -1+n11 >= 0 /\ -1+n6 >= 0 /\ -1+n31 >= 0 /\ -1+n22 >= 0 /\ 1-n11-(-1+n6)*n22*n31-z-n11*(-1+n6)*n31-n11*(-1+n31)-(-1+n6)*n-(-1+n31)*n22+x > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 31[T], 32[T], 33[T], 34[T]}, {4[T], 27[T], 28[T], 29[T], 30[T], 32[T], 33[T]}, {31[T]}] Covered Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 31[T], 32[T], 33[T], 34[T]}, {4[T], 27[T], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}] Step with 34 Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)], 34[(-1+n50 >= 0 /\ 1-n216-z+x-n > 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x-n > 0 /\ -1+n216 >= 0 /\ 1-n216-z-(-1+n50)*n216-(-1+n50)*n+x > 0 /\ -z+y > 0 /\ -1+n >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 31[T], 32[T], 33[T], 34[T]}, {4[T], 27[T], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T]}, {34[T]}] Covered Trace 20[T], 29[(-1+n1 >= 0 /\ 1-n1*(-1+n3)-z-n1-n2-n2*(-1+n3)+x > 0 /\ 1-n1*(-1+n3)-z-n1-n2*(-1+n3)+x > 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ -z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 31[T], 32[T], 33[T], 34[T]}, {4[T], 27[T], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T], 34[T]}] Backtrack Trace 20[T] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 29[T], 31[T], 32[T], 33[T], 34[T]}] Step with 30 Trace 20[T], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 29[T], 31[T], 32[T], 33[T], 34[T]}, {30[T]}] Step with 17 Trace 20[T], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 17[(-z+x <= 0 /\ -z+y <= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 29[T], 31[T], 32[T], 33[T], 34[T]}, {30[T], 34[T]}, {}] Backtrack Trace 20[T], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 29[T], 31[T], 32[T], 33[T], 34[T]}, {17[T], 30[T], 34[T]}] Step with 4 Trace 20[T], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 29[T], 31[T], 32[T], 33[T], 34[T]}, {17[T], 30[T], 34[T]}, {}] Step with 8 Trace 20[T], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 29[T], 31[T], 32[T], 33[T], 34[T]}, {17[T], 30[T], 34[T]}, {22[T]}, {}] Step with 26 Trace 20[T], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 29[T], 31[T], 32[T], 33[T], 34[T]}, {17[T], 30[T], 34[T]}, {22[T]}, {}, {}] Step with 14 Trace 20[T], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 29[T], 31[T], 32[T], 33[T], 34[T]}, {17[T], 30[T], 34[T]}, {22[T]}, {}, {}, {}] Step with 23 Trace 20[T], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T], 23[T] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 29[T], 31[T], 32[T], 33[T], 34[T]}, {17[T], 30[T], 34[T]}, {22[T]}, {}, {}, {}, {}] Covered Trace 20[T], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)], 14[T] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 29[T], 31[T], 32[T], 33[T], 34[T]}, {17[T], 30[T], 34[T]}, {22[T]}, {}, {}, {23[T]}] Backtrack Trace 20[T], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)], 26[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 29[T], 31[T], 32[T], 33[T], 34[T]}, {17[T], 30[T], 34[T]}, {22[T]}, {}, {14[T]}] Backtrack Trace 20[T], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)], 8[(-z+x <= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 29[T], 31[T], 32[T], 33[T], 34[T]}, {17[T], 30[T], 34[T]}, {22[T]}, {26[T]}] Backtrack Trace 20[T], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)], 4[(-z+y > 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 29[T], 31[T], 32[T], 33[T], 34[T]}, {17[T], 30[T], 34[T]}, {8[T], 22[T]}] Backtrack Trace 20[T], 30[(-1+n4 >= 0 /\ 1-z-n4+y > 0 /\ z-x >= 0)] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 29[T], 31[T], 32[T], 33[T], 34[T]}, {4[-z+y > 0], 17[T], 30[T], 34[T]}] Backtrack Trace 20[T] Blocked [{}, {4[T], 17[T], 27[T], 28[T], 29[T], 30[T], 31[T], 32[T], 33[T], 34[T]}] Backtrack Trace Blocked [{20[T]}] Accept unknown Build SHA: a05f16bf13df659c382799650051f91bf6828c7b