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TRS Stand 20472 pair #381712432
details
property
value
status
complete
benchmark
Liveness6.2.xml
ran by
Akihisa Yamada
cpu timeout
1200 seconds
wallclock timeout
300 seconds
memory limit
137438953472 bytes
execution host
n020.star.cs.uiowa.edu
space
AProVE_04
run statistics
property
value
solver
AProVE
configuration
standard
runtime (wallclock)
1.73112988472 seconds
cpu usage
3.802597366
max memory
2.4346624E8
stage attributes
key
value
output-size
7027
starexec-result
YES
output
/export/starexec/sandbox2/solver/bin/starexec_run_standard /export/starexec/sandbox2/benchmark/theBenchmark.xml /export/starexec/sandbox2/output/output_files -------------------------------------------------------------------------------- YES proof of /export/starexec/sandbox2/benchmark/theBenchmark.xml # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty Termination w.r.t. Q of the given QTRS could be proven: (0) QTRS (1) QTRSRRRProof [EQUIVALENT, 68 ms] (2) QTRS (3) DependencyPairsProof [EQUIVALENT, 9 ms] (4) QDP (5) DependencyGraphProof [EQUIVALENT, 0 ms] (6) AND (7) QDP (8) UsableRulesProof [EQUIVALENT, 0 ms] (9) QDP (10) QDPSizeChangeProof [EQUIVALENT, 0 ms] (11) YES (12) QDP (13) UsableRulesProof [EQUIVALENT, 0 ms] (14) QDP (15) RFCMatchBoundsDPProof [EQUIVALENT, 0 ms] (16) YES ---------------------------------------- (0) Obligation: Q restricted rewrite system: The TRS R consists of the following rules: top(sent(x)) -> top(check(rest(x))) rest(nil) -> sent(nil) rest(cons(x, y)) -> sent(y) check(sent(x)) -> sent(check(x)) check(rest(x)) -> rest(check(x)) check(cons(x, y)) -> cons(check(x), y) check(cons(x, y)) -> cons(x, check(y)) check(cons(x, y)) -> cons(x, y) Q is empty. ---------------------------------------- (1) QTRSRRRProof (EQUIVALENT) Used ordering: Polynomial interpretation [POLO]: POL(check(x_1)) = 2*x_1 POL(cons(x_1, x_2)) = 1 + 2*x_1 + 2*x_2 POL(nil) = 0 POL(rest(x_1)) = x_1 POL(sent(x_1)) = 2*x_1 POL(top(x_1)) = 2*x_1 With this ordering the following rules can be removed by the rule removal processor [LPAR04] because they are oriented strictly: rest(cons(x, y)) -> sent(y) check(cons(x, y)) -> cons(check(x), y) check(cons(x, y)) -> cons(x, check(y)) check(cons(x, y)) -> cons(x, y) ---------------------------------------- (2) Obligation: Q restricted rewrite system: The TRS R consists of the following rules: top(sent(x)) -> top(check(rest(x))) rest(nil) -> sent(nil) check(sent(x)) -> sent(check(x)) check(rest(x)) -> rest(check(x)) Q is empty. ---------------------------------------- (3) DependencyPairsProof (EQUIVALENT) Using Dependency Pairs [AG00,LPAR04] we result in the following initial DP problem. ---------------------------------------- (4) Obligation: Q DP problem: The TRS P consists of the following rules: TOP(sent(x)) -> TOP(check(rest(x))) TOP(sent(x)) -> CHECK(rest(x)) TOP(sent(x)) -> REST(x)
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