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TRS Standard pair #516964690
details
property
value
status
complete
benchmark
enno.xml
ran by
Akihisa Yamada
cpu timeout
1200 seconds
wallclock timeout
300 seconds
memory limit
137438953472 bytes
execution host
n078.star.cs.uiowa.edu
space
Rubio_04
run statistics
property
value
solver
AProVE21
configuration
standard
runtime (wallclock)
2.6996049881 seconds
cpu usage
7.335143797
max memory
5.19757824E8
stage attributes
key
value
output-size
20681
starexec-result
YES
output
/export/starexec/sandbox/solver/bin/starexec_run_standard /export/starexec/sandbox/benchmark/theBenchmark.xml /export/starexec/sandbox/output/output_files -------------------------------------------------------------------------------- YES proof of /export/starexec/sandbox/benchmark/theBenchmark.xml # AProVE Commit ID: c69e44bd14796315568835c1ffa2502984884775 mhark 20210624 unpublished Termination w.r.t. Q of the given QTRS could be proven: (0) QTRS (1) Overlay + Local Confluence [EQUIVALENT, 0 ms] (2) QTRS (3) DependencyPairsProof [EQUIVALENT, 2 ms] (4) QDP (5) DependencyGraphProof [EQUIVALENT, 0 ms] (6) AND (7) QDP (8) UsableRulesProof [EQUIVALENT, 0 ms] (9) QDP (10) QReductionProof [EQUIVALENT, 0 ms] (11) QDP (12) QDPSizeChangeProof [EQUIVALENT, 0 ms] (13) YES (14) QDP (15) UsableRulesProof [EQUIVALENT, 0 ms] (16) QDP (17) QReductionProof [EQUIVALENT, 0 ms] (18) QDP (19) QDPSizeChangeProof [EQUIVALENT, 0 ms] (20) YES (21) QDP (22) UsableRulesProof [EQUIVALENT, 0 ms] (23) QDP (24) QReductionProof [EQUIVALENT, 0 ms] (25) QDP (26) QDPSizeChangeProof [EQUIVALENT, 0 ms] (27) YES (28) QDP (29) UsableRulesProof [EQUIVALENT, 0 ms] (30) QDP (31) QReductionProof [EQUIVALENT, 0 ms] (32) QDP (33) QDPOrderProof [EQUIVALENT, 42 ms] (34) QDP (35) DependencyGraphProof [EQUIVALENT, 0 ms] (36) TRUE ---------------------------------------- (0) Obligation: Q restricted rewrite system: The TRS R consists of the following rules: lt(0, s(X)) -> true lt(s(X), 0) -> false lt(s(X), s(Y)) -> lt(X, Y) append(nil, Y) -> Y append(add(N, X), Y) -> add(N, append(X, Y)) split(N, nil) -> pair(nil, nil) split(N, add(M, Y)) -> f_1(split(N, Y), N, M, Y) f_1(pair(X, Z), N, M, Y) -> f_2(lt(N, M), N, M, Y, X, Z) f_2(true, N, M, Y, X, Z) -> pair(X, add(M, Z)) f_2(false, N, M, Y, X, Z) -> pair(add(M, X), Z) qsort(nil) -> nil qsort(add(N, X)) -> f_3(split(N, X), N, X) f_3(pair(Y, Z), N, X) -> append(qsort(Y), add(X, qsort(Z))) Q is empty. ---------------------------------------- (1) Overlay + Local Confluence (EQUIVALENT) The TRS is overlay and locally confluent. By [NOC] we can switch to innermost. ---------------------------------------- (2) Obligation: Q restricted rewrite system: The TRS R consists of the following rules: lt(0, s(X)) -> true lt(s(X), 0) -> false lt(s(X), s(Y)) -> lt(X, Y) append(nil, Y) -> Y append(add(N, X), Y) -> add(N, append(X, Y)) split(N, nil) -> pair(nil, nil) split(N, add(M, Y)) -> f_1(split(N, Y), N, M, Y) f_1(pair(X, Z), N, M, Y) -> f_2(lt(N, M), N, M, Y, X, Z) f_2(true, N, M, Y, X, Z) -> pair(X, add(M, Z)) f_2(false, N, M, Y, X, Z) -> pair(add(M, X), Z) qsort(nil) -> nil qsort(add(N, X)) -> f_3(split(N, X), N, X) f_3(pair(Y, Z), N, X) -> append(qsort(Y), add(X, qsort(Z)))
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