3.68/1.74 YES 3.72/1.80 proof of /export/starexec/sandbox/benchmark/theBenchmark.xml 3.72/1.80 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 3.72/1.80 3.72/1.80 3.72/1.80 Termination w.r.t. Q of the given QTRS could be proven: 3.72/1.80 3.72/1.80 (0) QTRS 3.72/1.80 (1) QTRS Reverse [EQUIVALENT, 0 ms] 3.72/1.80 (2) QTRS 3.72/1.80 (3) Strip Symbols Proof [SOUND, 0 ms] 3.72/1.80 (4) QTRS 3.72/1.80 (5) RFCMatchBoundsTRSProof [EQUIVALENT, 0 ms] 3.72/1.80 (6) YES 3.72/1.80 3.72/1.80 3.72/1.80 ---------------------------------------- 3.72/1.80 3.72/1.80 (0) 3.72/1.80 Obligation: 3.72/1.80 Q restricted rewrite system: 3.72/1.80 The TRS R consists of the following rules: 3.72/1.80 3.72/1.80 a(b(a(a(a(a(a(a(x1)))))))) -> a(a(a(a(a(a(a(b(a(a(a(b(a(b(x1)))))))))))))) 3.72/1.80 3.72/1.80 Q is empty. 3.72/1.80 3.72/1.80 ---------------------------------------- 3.72/1.80 3.72/1.80 (1) QTRS Reverse (EQUIVALENT) 3.72/1.80 We applied the QTRS Reverse Processor [REVERSE]. 3.72/1.80 ---------------------------------------- 3.72/1.80 3.72/1.80 (2) 3.72/1.80 Obligation: 3.72/1.80 Q restricted rewrite system: 3.72/1.80 The TRS R consists of the following rules: 3.72/1.80 3.72/1.80 a(a(a(a(a(a(b(a(x1)))))))) -> b(a(b(a(a(a(b(a(a(a(a(a(a(a(x1)))))))))))))) 3.72/1.80 3.72/1.80 Q is empty. 3.72/1.80 3.72/1.80 ---------------------------------------- 3.72/1.80 3.72/1.80 (3) Strip Symbols Proof (SOUND) 3.72/1.80 We were given the following TRS: 3.72/1.80 3.72/1.80 a(a(a(a(a(a(b(a(x1)))))))) -> b(a(b(a(a(a(b(a(a(a(a(a(a(a(x1)))))))))))))) 3.72/1.80 3.72/1.80 By stripping symbols from the only rule of the system, we obtained the following TRS [ENDRULLIS]: 3.72/1.80 3.72/1.80 a(a(a(a(a(a(b(x))))))) -> b(a(b(a(a(a(b(a(a(a(a(a(a(x))))))))))))) 3.72/1.80 3.72/1.80 ---------------------------------------- 3.72/1.80 3.72/1.80 (4) 3.72/1.80 Obligation: 3.72/1.80 Q restricted rewrite system: 3.72/1.80 The TRS R consists of the following rules: 3.72/1.80 3.72/1.80 a(a(a(a(a(a(b(x))))))) -> b(a(b(a(a(a(b(a(a(a(a(a(a(x))))))))))))) 3.72/1.80 3.72/1.80 Q is empty. 3.72/1.80 3.72/1.80 ---------------------------------------- 3.72/1.80 3.72/1.80 (5) RFCMatchBoundsTRSProof (EQUIVALENT) 3.72/1.80 Termination of the TRS R could be shown with a Match Bound [MATCHBOUNDS1,MATCHBOUNDS2] of 1. This implies Q-termination of R. 3.72/1.80 The following rules were used to construct the certificate: 3.72/1.80 3.72/1.80 a(a(a(a(a(a(b(x))))))) -> b(a(b(a(a(a(b(a(a(a(a(a(a(x))))))))))))) 3.72/1.80 3.72/1.80 The certificate found is represented by the following graph. 3.72/1.80 The certificate consists of the following enumerated nodes: 3.72/1.80 447, 448, 449, 450, 451, 452, 453, 454, 455, 456, 457, 458, 459, 460, 461, 462, 463, 464, 465, 466, 467, 468, 469, 470, 471, 472 3.72/1.80 3.72/1.80 Node 447 is start node and node 448 is final node. 3.72/1.80 3.72/1.80 Those nodes are connected through the following edges: 3.72/1.80 3.72/1.80 * 447 to 449 labelled b_1(0)* 448 to 448 labelled #_1(0)* 449 to 450 labelled a_1(0)* 450 to 451 labelled b_1(0)* 451 to 452 labelled a_1(0)* 452 to 453 labelled a_1(0)* 453 to 454 labelled a_1(0)* 454 to 455 labelled b_1(0)* 455 to 456 labelled a_1(0)* 455 to 461 labelled b_1(1)* 456 to 457 labelled a_1(0)* 456 to 461 labelled b_1(1)* 457 to 458 labelled a_1(0)* 457 to 461 labelled b_1(1)* 458 to 459 labelled a_1(0)* 458 to 461 labelled b_1(1)* 459 to 460 labelled a_1(0)* 459 to 461 labelled b_1(1)* 460 to 448 labelled a_1(0)* 460 to 461 labelled b_1(1)* 461 to 462 labelled a_1(1)* 462 to 463 labelled b_1(1)* 463 to 464 labelled a_1(1)* 464 to 465 labelled a_1(1)* 465 to 466 labelled a_1(1)* 466 to 467 labelled b_1(1)* 467 to 468 labelled a_1(1)* 467 to 461 labelled b_1(1)* 468 to 469 labelled a_1(1)* 468 to 461 labelled b_1(1)* 469 to 470 labelled a_1(1)* 469 to 461 labelled b_1(1)* 470 to 471 labelled a_1(1)* 470 to 461 labelled b_1(1)* 471 to 472 labelled a_1(1)* 471 to 461 labelled b_1(1)* 472 to 448 labelled a_1(1)* 472 to 461 labelled b_1(1) 3.72/1.80 3.72/1.80 3.72/1.80 ---------------------------------------- 3.72/1.80 3.72/1.80 (6) 3.72/1.80 YES 3.96/1.84 EOF