details

property	value
status	complete
benchmark	312.xml
ran by	Akihisa Yamada
cpu timeout	1200 seconds
wallclock timeout	300 seconds
memory limit	137438953472 bytes
execution host	n112.star.cs.uiowa.edu
space	COPS

run statistics

property	value
solver	AProVE
configuration	standard
runtime (wallclock)	3.62643313408 seconds
cpu usage	10.209325548
max memory	9.08251136E8

stage attributes

key	value
output-size	11790
starexec-result	MAYBE

output

/export/starexec/sandbox2/solver/bin/starexec_run_standard /export/starexec/sandbox2/benchmark/theBenchmark.xml /export/starexec/sandbox2/output/output_files -------------------------------------------------------------------------------- MAYBE proof of /export/starexec/sandbox2/benchmark/theBenchmark.xml # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty Quasi decreasingness of the given CTRS could not be shown: (0) CTRS (1) CTRSToQTRSProof [SOUND, 0 ms] (2) QTRS (3) QTRSRRRProof [EQUIVALENT, 57 ms] (4) QTRS (5) DependencyPairsProof [EQUIVALENT, 0 ms] (6) QDP (7) DependencyGraphProof [EQUIVALENT, 0 ms] (8) AND (9) QDP (10) UsableRulesProof [EQUIVALENT, 0 ms] (11) QDP (12) QDPSizeChangeProof [EQUIVALENT, 0 ms] (13) YES (14) QDP (15) UsableRulesProof [EQUIVALENT, 0 ms] (16) QDP (17) TransformationProof [EQUIVALENT, 0 ms] (18) QDP (19) TransformationProof [EQUIVALENT, 0 ms] (20) QDP (21) MRRProof [EQUIVALENT, 0 ms] (22) QDP (23) TransformationProof [EQUIVALENT, 0 ms] (24) QDP (25) NonTerminationLoopProof [COMPLETE, 0 ms] (26) NO ---------------------------------------- (0) Obligation: Conditional term rewrite system: The TRS R consists of the following rules: gcd(x, 0) -> x gcd(0, x) -> x iadd(y) -> tp2(0, y) iadd(s(z)) -> u1(iadd(z)) u1(tp2(x, y)) -> tp2(s(x), y) iadd(add(x, y)) -> tp2(x, y) The conditional TRS C consists of the following conditional rules: gcd(z, y) -> gcd(x, y) <= iadd(z) -> tp2(x, y) gcd(y, z) -> gcd(x, y) <= iadd(z) -> tp2(x, y) ---------------------------------------- (1) CTRSToQTRSProof (SOUND) The conditional rules have been transormed into unconditional rules according to [CTRS,AAECCNOC]. ---------------------------------------- (2) Obligation: Q restricted rewrite system: The TRS R consists of the following rules: gcd(z, y) -> U1(iadd(z), y) U1(tp2(x, y), y) -> gcd(x, y) gcd(y, z) -> U2(iadd(z), y) U2(tp2(x, y), y) -> gcd(x, y) gcd(x, 0) -> x gcd(0, x) -> x iadd(y) -> tp2(0, y) iadd(s(z)) -> u1(iadd(z)) u1(tp2(x, y)) -> tp2(s(x), y) iadd(add(x, y)) -> tp2(x, y) Q is empty. ---------------------------------------- (3) QTRSRRRProof (EQUIVALENT) Used ordering: Polynomial interpretation [POLO]: POL(0) = 0 POL(U1(x_1, x_2)) = x_1 + x_2 POL(U2(x_1, x_2)) = x_1 + 2*x_2 POL(add(x_1, x_2)) = 1 + 2*x_1 + 2*x_2 POL(gcd(x_1, x_2)) = 1 + 2*x_1 + x_2 POL(iadd(x_1)) = 1 + x_1 POL(s(x_1)) = x_1 POL(tp2(x_1, x_2)) = 1 + 2*x_1 + x_2 popout

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all output return to TRS Condi 20667