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Logic Programming pair #487529333
details
property
value
status
complete
benchmark
ways.pl
ran by
Akihisa Yamada
cpu timeout
1200 seconds
wallclock timeout
300 seconds
memory limit
137438953472 bytes
execution host
n139.star.cs.uiowa.edu
space
terminweb_new
run statistics
property
value
solver
AProVE
configuration
standard
runtime (wallclock)
9.80707502365 seconds
cpu usage
19.932140659
max memory
2.167595008E9
stage attributes
key
value
output-size
77922
starexec-result
YES
output
/export/starexec/sandbox2/solver/bin/starexec_run_standard /export/starexec/sandbox2/benchmark/theBenchmark.pl /export/starexec/sandbox2/output/output_files -------------------------------------------------------------------------------- YES proof of /export/starexec/sandbox2/benchmark/theBenchmark.pl # AProVE Commit ID: 794c25de1cacf0d048858bcd21c9a779e1221865 marcel 20200619 unpublished dirty Left Termination of the query pattern ways(g,g,a) w.r.t. the given Prolog program could successfully be proven: (0) Prolog (1) UnifyTransformerProof [EQUIVALENT, 0 ms] (2) Prolog (3) PrologToPiTRSProof [SOUND, 0 ms] (4) PiTRS (5) DependencyPairsProof [EQUIVALENT, 1 ms] (6) PiDP (7) DependencyGraphProof [EQUIVALENT, 0 ms] (8) AND (9) PiDP (10) UsableRulesProof [EQUIVALENT, 0 ms] (11) PiDP (12) PiDPToQDPProof [EQUIVALENT, 3 ms] (13) QDP (14) QDPSizeChangeProof [EQUIVALENT, 0 ms] (15) YES (16) PiDP (17) UsableRulesProof [EQUIVALENT, 0 ms] (18) PiDP (19) PiDPToQDPProof [SOUND, 0 ms] (20) QDP (21) QDPSizeChangeProof [EQUIVALENT, 0 ms] (22) YES (23) PiDP (24) UsableRulesProof [EQUIVALENT, 0 ms] (25) PiDP (26) PiDPToQDPProof [SOUND, 0 ms] (27) QDP (28) QDPSizeChangeProof [EQUIVALENT, 0 ms] (29) YES (30) PiDP (31) PiDPToQDPProof [SOUND, 4 ms] (32) QDP (33) TransformationProof [EQUIVALENT, 0 ms] (34) QDP (35) TransformationProof [EQUIVALENT, 0 ms] (36) QDP (37) TransformationProof [EQUIVALENT, 0 ms] (38) QDP (39) TransformationProof [EQUIVALENT, 0 ms] (40) QDP (41) TransformationProof [EQUIVALENT, 0 ms] (42) QDP (43) TransformationProof [EQUIVALENT, 0 ms] (44) QDP (45) QDPQMonotonicMRRProof [EQUIVALENT, 121 ms] (46) QDP (47) DependencyGraphProof [EQUIVALENT, 0 ms] (48) QDP (49) QDPOrderProof [EQUIVALENT, 395 ms] (50) QDP (51) DependencyGraphProof [EQUIVALENT, 0 ms] (52) TRUE ---------------------------------------- (0) Obligation: Clauses: nat(0). nat(s(X)) :- nat(X). plus(0, X, X) :- nat(X). plus(s(X), Y, s(Z)) :- plus(X, Y, Z). ways(0, X1, s(0)). ways(X2, [], 0). ways(Amount, .(s(C), Coins), N) :- ','(=(Amount, s(X3)), ','(plus(s(C), NewAmount, Amount), ','(ways(Amount, Coins, N1), ','(ways(NewAmount, .(s(C), Coins), N2), plus(N1, N2, N))))). ways(Amount, .(s(C), Coins), N) :- ','(=(Amount, s(X4)), ','(plus(Amount, s(X5), s(C)), ways(Amount, Coins, N))). Query: ways(g,g,a) ---------------------------------------- (1) UnifyTransformerProof (EQUIVALENT) Added a fact for the built-in = predicate [PROLOG]. ---------------------------------------- (2) Obligation: Clauses: nat(0).
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