Logic Programming pair #487096700

details

property	value
status	complete
benchmark	ackermann-ioi.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	lpexamples

run statistics

property	value
solver	AProVE
configuration	standard
runtime (wallclock)	4.43734 seconds
cpu usage	14.2763
user time	13.4186
system time	0.857686
max virtual memory	2.0643724E7
max residence set size	1595404.0

stage attributes

key	value
starexec-result	MAYBE

output

MAYBE
proof of /export/starexec/sandbox2/benchmark/theBenchmark.pl
# AProVE Commit ID: 794c25de1cacf0d048858bcd21c9a779e1221865 marcel 20200619 unpublished dirty


Left Termination of the query pattern

ackermann(g,a,g)

w.r.t. the given Prolog program could not be shown:

(0) Prolog
(1) PrologToPiTRSProof [SOUND, 0 ms]
(2) PiTRS
    (3) DependencyPairsProof [EQUIVALENT, 4 ms]
    (4) PiDP
    (5) DependencyGraphProof [EQUIVALENT, 0 ms]
    (6) AND
        (7) PiDP
            (8) UsableRulesProof [EQUIVALENT, 0 ms]
            (9) PiDP
            (10) PiDPToQDPProof [SOUND, 13 ms]
            (11) QDP
            (12) QDPSizeChangeProof [EQUIVALENT, 0 ms]
            (13) YES
        (14) PiDP
            (15) UsableRulesProof [EQUIVALENT, 0 ms]
            (16) PiDP
            (17) PiDPToQDPProof [SOUND, 3 ms]
            (18) QDP
            (19) QDPOrderProof [EQUIVALENT, 58 ms]
            (20) QDP
            (21) DependencyGraphProof [EQUIVALENT, 0 ms]
            (22) QDP
            (23) UsableRulesProof [EQUIVALENT, 0 ms]
            (24) QDP
            (25) QReductionProof [EQUIVALENT, 0 ms]
            (26) QDP
            (27) NonTerminationLoopProof [COMPLETE, 0 ms]
            (28) NO
        (29) PiDP
            (30) UsableRulesProof [EQUIVALENT, 0 ms]
            (31) PiDP
            (32) PiDPToQDPProof [SOUND, 0 ms]
            (33) QDP
            (34) QDPSizeChangeProof [EQUIVALENT, 0 ms]
            (35) YES
        (36) PiDP
            (37) UsableRulesProof [EQUIVALENT, 0 ms]
            (38) PiDP
            (39) PiDPToQDPProof [SOUND, 0 ms]
            (40) QDP
            (41) QDPSizeChangeProof [EQUIVALENT, 0 ms]
            (42) YES
(43) PrologToPiTRSProof [SOUND, 0 ms]
(44) PiTRS
    (45) DependencyPairsProof [EQUIVALENT, 0 ms]
    (46) PiDP
    (47) DependencyGraphProof [EQUIVALENT, 0 ms]
    (48) AND
        (49) PiDP
            (50) UsableRulesProof [EQUIVALENT, 0 ms]
            (51) PiDP
            (52) PiDPToQDPProof [SOUND, 5 ms]
            (53) QDP
            (54) QDPSizeChangeProof [EQUIVALENT, 0 ms]
            (55) YES
        (56) PiDP
            (57) UsableRulesProof [EQUIVALENT, 0 ms]
            (58) PiDP
            (59) PiDPToQDPProof [SOUND, 0 ms]
            (60) QDP
            (61) QDPQMonotonicMRRProof [EQUIVALENT, 46 ms]
            (62) QDP
            (63) UsableRulesProof [EQUIVALENT, 0 ms]
            (64) QDP
            (65) QReductionProof [EQUIVALENT, 0 ms]
            (66) QDP
            (67) NonTerminationLoopProof [COMPLETE, 0 ms]
            (68) NO
        (69) PiDP
            (70) UsableRulesProof [EQUIVALENT, 0 ms]
            (71) PiDP
            (72) PiDPToQDPProof [SOUND, 0 ms]
            (73) QDP
            (74) QDPSizeChangeProof [EQUIVALENT, 0 ms]
            (75) YES
        (76) PiDP
            (77) UsableRulesProof [EQUIVALENT, 0 ms]
            (78) PiDP
            (79) PiDPToQDPProof [SOUND, 0 ms]
            (80) QDP
            (81) QDPSizeChangeProof [EQUIVALENT, 0 ms]
            (82) YES
(83) PrologToTRSTransformerProof [SOUND, 38 ms]
(84) QTRS
    (85) DependencyPairsProof [EQUIVALENT, 0 ms]
    (86) QDP
    (87) DependencyGraphProof [EQUIVALENT, 0 ms]
    (88) AND

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