3.16/1.51 YES 3.27/1.52 proof of /export/starexec/sandbox2/benchmark/theBenchmark.xml 3.27/1.52 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 3.27/1.52 3.27/1.52 3.27/1.52 Termination of the given CSR could be proven: 3.27/1.52 3.27/1.52 (0) CSR 3.27/1.52 (1) CSRRRRProof [EQUIVALENT, 41 ms] 3.27/1.52 (2) CSR 3.27/1.52 (3) CSRRRRProof [EQUIVALENT, 0 ms] 3.27/1.52 (4) CSR 3.27/1.52 (5) CSRRRRProof [EQUIVALENT, 11 ms] 3.27/1.52 (6) CSR 3.27/1.52 (7) CSRRRRProof [EQUIVALENT, 0 ms] 3.27/1.52 (8) CSR 3.27/1.52 (9) RisEmptyProof [EQUIVALENT, 0 ms] 3.27/1.52 (10) YES 3.27/1.52 3.27/1.52 3.27/1.52 ---------------------------------------- 3.27/1.52 3.27/1.52 (0) 3.27/1.52 Obligation: 3.27/1.52 Context-sensitive rewrite system: 3.27/1.52 The TRS R consists of the following rules: 3.27/1.52 3.27/1.52 f_1(g_1(a_0)) -> a_0 3.27/1.52 f_1(f_0(x)) -> b_0 3.27/1.52 f_1(f_1(x)) -> b_0 3.27/1.52 g_1(x) -> f_1(g_1(x)) 3.27/1.52 *top*_0(g_1(x)) -> *top*_0(f_0(g_1(x))) 3.27/1.52 f_0(g_1(x)) -> f_1(f_0(g_1(x))) 3.27/1.52 3.27/1.52 The replacement map contains the following entries: 3.27/1.52 3.27/1.52 f_1: empty set 3.27/1.52 g_1: empty set 3.27/1.52 a_0: empty set 3.27/1.52 f_0: {1} 3.27/1.52 b_0: empty set 3.27/1.52 *top*_0: {1} 3.27/1.52 3.27/1.52 ---------------------------------------- 3.27/1.52 3.27/1.52 (1) CSRRRRProof (EQUIVALENT) 3.27/1.52 The following CSR is given: Context-sensitive rewrite system: 3.27/1.52 The TRS R consists of the following rules: 3.27/1.52 3.27/1.52 f_1(g_1(a_0)) -> a_0 3.27/1.52 f_1(f_0(x)) -> b_0 3.27/1.52 f_1(f_1(x)) -> b_0 3.27/1.52 g_1(x) -> f_1(g_1(x)) 3.27/1.52 *top*_0(g_1(x)) -> *top*_0(f_0(g_1(x))) 3.27/1.52 f_0(g_1(x)) -> f_1(f_0(g_1(x))) 3.27/1.52 3.27/1.52 The replacement map contains the following entries: 3.27/1.52 3.27/1.52 f_1: empty set 3.27/1.52 g_1: empty set 3.27/1.52 a_0: empty set 3.27/1.52 f_0: {1} 3.27/1.52 b_0: empty set 3.27/1.52 *top*_0: {1} 3.27/1.52 Used ordering: 3.27/1.52 Polynomial interpretation [POLO]: 3.27/1.52 3.27/1.52 POL(*top*_0(x_1)) = x_1 3.27/1.52 POL(a_0) = 1 3.27/1.52 POL(b_0) = 0 3.27/1.52 POL(f_0(x_1)) = x_1 3.27/1.52 POL(f_1(x_1)) = 1 3.27/1.52 POL(g_1(x_1)) = 1 + x_1 3.27/1.52 With this ordering the following rules can be removed by the rule removal processor [LPAR04] because they are oriented strictly: 3.27/1.52 3.27/1.52 f_1(f_0(x)) -> b_0 3.27/1.52 f_1(f_1(x)) -> b_0 3.27/1.52 3.27/1.52 3.27/1.52 3.27/1.52 3.27/1.52 ---------------------------------------- 3.27/1.52 3.27/1.52 (2) 3.27/1.52 Obligation: 3.27/1.52 Context-sensitive rewrite system: 3.27/1.52 The TRS R consists of the following rules: 3.27/1.52 3.27/1.52 f_1(g_1(a_0)) -> a_0 3.27/1.52 g_1(x) -> f_1(g_1(x)) 3.27/1.52 *top*_0(g_1(x)) -> *top*_0(f_0(g_1(x))) 3.27/1.52 f_0(g_1(x)) -> f_1(f_0(g_1(x))) 3.27/1.52 3.27/1.52 The replacement map contains the following entries: 3.27/1.52 3.27/1.52 f_1: empty set 3.27/1.52 g_1: empty set 3.27/1.52 a_0: empty set 3.27/1.52 f_0: {1} 3.27/1.52 *top*_0: {1} 3.27/1.52 3.27/1.52 ---------------------------------------- 3.27/1.52 3.27/1.52 (3) CSRRRRProof (EQUIVALENT) 3.27/1.52 The following CSR is given: Context-sensitive rewrite system: 3.27/1.52 The TRS R consists of the following rules: 3.27/1.52 3.27/1.52 f_1(g_1(a_0)) -> a_0 3.27/1.52 g_1(x) -> f_1(g_1(x)) 3.27/1.52 *top*_0(g_1(x)) -> *top*_0(f_0(g_1(x))) 3.27/1.52 f_0(g_1(x)) -> f_1(f_0(g_1(x))) 3.27/1.52 3.27/1.52 The replacement map contains the following entries: 3.27/1.52 3.27/1.52 f_1: empty set 3.27/1.52 g_1: empty set 3.27/1.52 a_0: empty set 3.27/1.52 f_0: {1} 3.27/1.52 *top*_0: {1} 3.27/1.52 Used ordering: 3.27/1.52 Polynomial interpretation [POLO]: 3.27/1.52 3.27/1.52 POL(*top*_0(x_1)) = x_1 3.27/1.52 POL(a_0) = 1 3.27/1.52 POL(f_0(x_1)) = x_1 3.27/1.52 POL(f_1(x_1)) = x_1 3.27/1.52 POL(g_1(x_1)) = 2*x_1 3.27/1.52 With this ordering the following rules can be removed by the rule removal processor [LPAR04] because they are oriented strictly: 3.27/1.52 3.27/1.52 f_1(g_1(a_0)) -> a_0 3.27/1.52 3.27/1.52 3.27/1.52 3.27/1.52 3.27/1.52 ---------------------------------------- 3.27/1.52 3.27/1.52 (4) 3.27/1.52 Obligation: 3.27/1.52 Context-sensitive rewrite system: 3.27/1.52 The TRS R consists of the following rules: 3.27/1.52 3.27/1.52 g_1(x) -> f_1(g_1(x)) 3.27/1.52 *top*_0(g_1(x)) -> *top*_0(f_0(g_1(x))) 3.27/1.52 f_0(g_1(x)) -> f_1(f_0(g_1(x))) 3.27/1.52 3.27/1.52 The replacement map contains the following entries: 3.27/1.52 3.27/1.52 f_1: empty set 3.27/1.52 g_1: empty set 3.27/1.52 f_0: {1} 3.27/1.52 *top*_0: {1} 3.27/1.52 3.27/1.52 ---------------------------------------- 3.27/1.52 3.27/1.52 (5) CSRRRRProof (EQUIVALENT) 3.27/1.52 The following CSR is given: Context-sensitive rewrite system: 3.27/1.52 The TRS R consists of the following rules: 3.27/1.52 3.27/1.52 g_1(x) -> f_1(g_1(x)) 3.27/1.52 *top*_0(g_1(x)) -> *top*_0(f_0(g_1(x))) 3.27/1.52 f_0(g_1(x)) -> f_1(f_0(g_1(x))) 3.27/1.52 3.27/1.52 The replacement map contains the following entries: 3.27/1.52 3.27/1.52 f_1: empty set 3.27/1.52 g_1: empty set 3.27/1.52 f_0: {1} 3.27/1.52 *top*_0: {1} 3.27/1.52 Used ordering: 3.27/1.52 Matrix interpretation [MATRO] to (N^2, +, *, >=, >) : 3.27/1.52 3.27/1.52 <<< 3.27/1.52 POL(g_1(x_1)) = [[0], [1]] + [[1, 0], [0, 0]] * x_1 3.27/1.52 >>> 3.27/1.52 3.27/1.52 <<< 3.27/1.52 POL(f_1(x_1)) = [[0], [0]] + [[1, 0], [0, 1]] * x_1 3.27/1.52 >>> 3.27/1.52 3.27/1.52 <<< 3.27/1.52 POL(*top*_0(x_1)) = [[1], [0]] + [[1, 1], [0, 0]] * x_1 3.27/1.52 >>> 3.27/1.52 3.27/1.52 <<< 3.27/1.52 POL(f_0(x_1)) = [[0], [0]] + [[1, 0], [0, 0]] * x_1 3.27/1.52 >>> 3.27/1.52 3.27/1.52 With this ordering the following rules can be removed by the rule removal processor [LPAR04] because they are oriented strictly: 3.27/1.52 3.27/1.52 *top*_0(g_1(x)) -> *top*_0(f_0(g_1(x))) 3.27/1.52 3.27/1.52 3.27/1.52 3.27/1.52 3.27/1.52 ---------------------------------------- 3.27/1.52 3.27/1.52 (6) 3.27/1.52 Obligation: 3.27/1.52 Context-sensitive rewrite system: 3.27/1.52 The TRS R consists of the following rules: 3.27/1.52 3.27/1.52 g_1(x) -> f_1(g_1(x)) 3.27/1.52 f_0(g_1(x)) -> f_1(f_0(g_1(x))) 3.27/1.52 3.27/1.52 The replacement map contains the following entries: 3.27/1.52 3.27/1.52 f_1: empty set 3.27/1.52 g_1: empty set 3.27/1.52 f_0: {1} 3.27/1.52 3.27/1.52 ---------------------------------------- 3.27/1.52 3.27/1.52 (7) CSRRRRProof (EQUIVALENT) 3.27/1.52 The following CSR is given: Context-sensitive rewrite system: 3.27/1.52 The TRS R consists of the following rules: 3.27/1.52 3.27/1.52 g_1(x) -> f_1(g_1(x)) 3.27/1.52 f_0(g_1(x)) -> f_1(f_0(g_1(x))) 3.27/1.52 3.27/1.52 The replacement map contains the following entries: 3.27/1.52 3.27/1.52 f_1: empty set 3.27/1.52 g_1: empty set 3.27/1.52 f_0: {1} 3.27/1.52 Used ordering: 3.27/1.52 Polynomial interpretation [POLO]: 3.27/1.52 3.27/1.52 POL(f_0(x_1)) = 1 + 2*x_1 3.27/1.52 POL(f_1(x_1)) = 0 3.27/1.52 POL(g_1(x_1)) = 2 3.27/1.52 With this ordering the following rules can be removed by the rule removal processor [LPAR04] because they are oriented strictly: 3.27/1.52 3.27/1.52 g_1(x) -> f_1(g_1(x)) 3.27/1.52 f_0(g_1(x)) -> f_1(f_0(g_1(x))) 3.27/1.52 3.27/1.52 3.27/1.52 3.27/1.52 3.27/1.52 ---------------------------------------- 3.27/1.52 3.27/1.52 (8) 3.27/1.52 Obligation: 3.27/1.52 Context-sensitive rewrite system: 3.27/1.52 R is empty. 3.27/1.52 3.27/1.52 ---------------------------------------- 3.27/1.52 3.27/1.52 (9) RisEmptyProof (EQUIVALENT) 3.27/1.52 The CSR R is empty. Hence, termination is trivially proven. 3.27/1.52 ---------------------------------------- 3.27/1.52 3.27/1.52 (10) 3.27/1.52 YES 3.27/1.55 EOF