3.22/1.70 YES 3.27/1.70 proof of /export/starexec/sandbox/benchmark/theBenchmark.xml 3.27/1.70 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 3.27/1.70 3.27/1.70 3.27/1.70 Termination of the given CSR could be proven: 3.27/1.70 3.27/1.70 (0) CSR 3.27/1.70 (1) CSDependencyPairsProof [EQUIVALENT, 0 ms] 3.27/1.70 (2) QCSDP 3.27/1.70 (3) QCSDependencyGraphProof [EQUIVALENT, 0 ms] 3.27/1.70 (4) QCSDP 3.27/1.70 (5) QCSUsableRulesProof [EQUIVALENT, 0 ms] 3.27/1.70 (6) QCSDP 3.27/1.70 (7) QCSDPInstantiationProcessor [EQUIVALENT, 0 ms] 3.27/1.70 (8) QCSDP 3.27/1.70 (9) PIsEmptyProof [EQUIVALENT, 0 ms] 3.27/1.70 (10) YES 3.27/1.70 3.27/1.70 3.27/1.70 ---------------------------------------- 3.27/1.70 3.27/1.70 (0) 3.27/1.70 Obligation: 3.27/1.70 Context-sensitive rewrite system: 3.27/1.70 The TRS R consists of the following rules: 3.27/1.70 3.27/1.70 f(a, X, X) -> f(X, b, b) 3.27/1.70 b -> a 3.27/1.70 3.27/1.70 The replacement map contains the following entries: 3.27/1.70 3.27/1.70 f: {2} 3.27/1.70 a: empty set 3.27/1.70 b: empty set 3.27/1.70 3.27/1.70 ---------------------------------------- 3.27/1.70 3.27/1.70 (1) CSDependencyPairsProof (EQUIVALENT) 3.27/1.70 Using Improved CS-DPs [LPAR08] we result in the following initial Q-CSDP problem. 3.27/1.70 ---------------------------------------- 3.27/1.70 3.27/1.70 (2) 3.27/1.70 Obligation: 3.27/1.70 Q-restricted context-sensitive dependency pair problem: 3.27/1.70 For all symbols f in {f_3, F_3} we have mu(f) = {2}. 3.27/1.70 3.27/1.70 The ordinary context-sensitive dependency pairs DP_o are: 3.27/1.70 F(a, X, X) -> F(X, b, b) 3.27/1.70 F(a, X, X) -> B 3.27/1.70 3.27/1.70 The TRS R consists of the following rules: 3.27/1.70 3.27/1.70 f(a, X, X) -> f(X, b, b) 3.27/1.70 b -> a 3.27/1.70 3.27/1.70 Q is empty. 3.27/1.70 3.27/1.70 ---------------------------------------- 3.27/1.70 3.27/1.70 (3) QCSDependencyGraphProof (EQUIVALENT) 3.27/1.70 The approximation of the Context-Sensitive Dependency Graph [LPAR08] contains 1 SCC with 1 less node. 3.27/1.70 3.27/1.70 ---------------------------------------- 3.27/1.70 3.27/1.70 (4) 3.27/1.70 Obligation: 3.27/1.70 Q-restricted context-sensitive dependency pair problem: 3.27/1.70 For all symbols f in {f_3, F_3} we have mu(f) = {2}. 3.27/1.70 3.27/1.70 The TRS P consists of the following rules: 3.27/1.70 3.27/1.70 F(a, X, X) -> F(X, b, b) 3.27/1.70 3.27/1.70 The TRS R consists of the following rules: 3.27/1.70 3.27/1.70 f(a, X, X) -> f(X, b, b) 3.27/1.70 b -> a 3.27/1.70 3.27/1.70 Q is empty. 3.27/1.70 3.27/1.70 ---------------------------------------- 3.27/1.70 3.27/1.70 (5) QCSUsableRulesProof (EQUIVALENT) 3.27/1.70 The following rules are not useable [DA_EMMES] and can be deleted: 3.27/1.70 3.27/1.70 f(a, x0, x0) -> f(x0, b, b) 3.27/1.70 3.27/1.70 ---------------------------------------- 3.27/1.70 3.27/1.70 (6) 3.27/1.70 Obligation: 3.27/1.70 Q-restricted context-sensitive dependency pair problem: 3.27/1.70 For all symbols f in {F_3} we have mu(f) = {2}. 3.27/1.70 3.27/1.70 The TRS P consists of the following rules: 3.27/1.70 3.27/1.70 F(a, X, X) -> F(X, b, b) 3.27/1.70 3.27/1.70 The TRS R consists of the following rules: 3.27/1.70 3.27/1.70 b -> a 3.27/1.70 3.27/1.70 Q is empty. 3.27/1.70 3.27/1.70 ---------------------------------------- 3.27/1.70 3.27/1.70 (7) QCSDPInstantiationProcessor (EQUIVALENT) 3.27/1.70 Using the Context-Sensitive Instantiation[LPAR08,DA_EMMES] Processor 3.27/1.70 3.27/1.70 the pair F(a, X, X) -> F(X, b, b) 3.27/1.70 3.27/1.70 was transformed to the following new pairs: 3.27/1.70 F(a, b, b) -> F(b, b, b) 3.27/1.70 3.27/1.70 3.27/1.70 3.27/1.70 ---------------------------------------- 3.27/1.70 3.27/1.70 (8) 3.27/1.70 Obligation: 3.27/1.70 Q-restricted context-sensitive dependency pair problem: 3.27/1.70 3.27/1.70 The TRS P consists of the following rules: 3.27/1.70 none 3.27/1.70 3.27/1.70 The TRS R consists of the following rules: 3.27/1.70 3.27/1.70 b -> a 3.27/1.70 3.27/1.70 Q is empty. 3.27/1.70 3.27/1.70 ---------------------------------------- 3.27/1.70 3.27/1.70 (9) PIsEmptyProof (EQUIVALENT) 3.27/1.70 The TRS P is empty. Hence, there is no (P,Q,R,mu)-chain. 3.27/1.70 ---------------------------------------- 3.27/1.70 3.27/1.70 (10) 3.27/1.70 YES 3.29/1.80 EOF