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TRS Standard pair #516968073
details
property
value
status
complete
benchmark
challenge_fab.xml
ran by
Akihisa Yamada
cpu timeout
1200 seconds
wallclock timeout
300 seconds
memory limit
137438953472 bytes
execution host
n034.star.cs.uiowa.edu
space
AProVE_10
run statistics
property
value
solver
NaTT 2.1
configuration
default
runtime (wallclock)
3.89680314064 seconds
cpu usage
3.93935872
max memory
3.7187584E7
stage attributes
key
value
output-size
1999
starexec-result
MAYBE
output
/export/starexec/sandbox/solver/bin/starexec_run_default /export/starexec/sandbox/benchmark/theBenchmark.xml /export/starexec/sandbox/output/output_files -------------------------------------------------------------------------------- MAYBE Input TRS: 1: and(tt(),tt()) -> tt() 2: is_nat(0()) -> tt() 3: is_nat(s(x)) -> is_nat(x) 4: is_natlist(nil()) -> tt() 5: is_natlist(cons(x,xs)) -> and(is_nat(x),is_natlist(xs)) 6: from(x) -> fromCond(is_natlist(x),x) 7: fromCond(tt(),cons(x,xs)) -> from(cons(s(x),cons(x,xs))) Number of strict rules: 7 Direct poly ... failed. Freezing ... failed. Dependency Pairs: #1: #from(x) -> #fromCond(is_natlist(x),x) #2: #from(x) -> #is_natlist(x) #3: #fromCond(tt(),cons(x,xs)) -> #from(cons(s(x),cons(x,xs))) #4: #is_natlist(cons(x,xs)) -> #and(is_nat(x),is_natlist(xs)) #5: #is_natlist(cons(x,xs)) -> #is_nat(x) #6: #is_natlist(cons(x,xs)) -> #is_natlist(xs) #7: #is_nat(s(x)) -> #is_nat(x) Number of SCCs: 3, DPs: 4 SCC { #7 } Sum... succeeded. s(x1) w: (1 + x1) is_nat(x1) w: (0) and(x1,x2) w: (0) #is_natlist(x1) w: (0) fromCond(x1,x2) w: (0) 0() w: (0) from(x1) w: (0) nil() w: (0) #is_nat(x1) w: (x1) #from(x1) w: (0) #fromCond(x1,x2) w: (0) cons(x1,x2) w: (0) tt() w: (0) is_natlist(x1) w: (0) #and(x1,x2) w: (0) USABLE RULES: { } Removed DPs: #7 Number of SCCs: 2, DPs: 3 SCC { #6 } Sum... succeeded. s(x1) w: (1) is_nat(x1) w: (0) and(x1,x2) w: (0) #is_natlist(x1) w: (x1) fromCond(x1,x2) w: (0) 0() w: (0) from(x1) w: (0) nil() w: (0) #is_nat(x1) w: (0) #from(x1) w: (0) #fromCond(x1,x2) w: (0) cons(x1,x2) w: (1 + x2) tt() w: (0) is_natlist(x1) w: (0) #and(x1,x2) w: (0) USABLE RULES: { } Removed DPs: #6 Number of SCCs: 1, DPs: 2 SCC { #1 #3 } Sum... Max... QLPOpS... NegMaxSum... QWPOpSMaxSum... 2D-Mat... sum_sum_int,sum_neg... heuristic_int,sum_neg... failed. Finding a loop... failed.
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