details

property	value
status	complete
benchmark	MinusBuiltIn.c
ran by	Akihisa Yamada
cpu timeout	1200 seconds
wallclock timeout	300 seconds
memory limit	137438953472 bytes
execution host	n147.star.cs.uiowa.edu
space	Stroeder_15

run statistics

property	value
solver	AProVE
configuration	c
runtime (wallclock)	1.94237 seconds
cpu usage	4.99537
user time	4.74269
system time	0.252677
max virtual memory	1.9009388E7
max residence set size	401936.0

stage attributes

key	value
starexec-result	YES

output

YES proof of /export/starexec/sandbox2/benchmark/theBenchmark.c # AProVE Commit ID: 794c25de1cacf0d048858bcd21c9a779e1221865 marcel 20200619 unpublished dirty Termination of the given C Problem could be proven: (0) C Problem (1) CToIRSProof [EQUIVALENT, 0 ms] (2) IntTRS (3) TerminationGraphProcessor [SOUND, 33 ms] (4) IntTRS (5) IntTRSCompressionProof [EQUIVALENT, 0 ms] (6) IntTRS (7) IntTRSUnneededArgumentFilterProof [EQUIVALENT, 0 ms] (8) IntTRS (9) RankingReductionPairProof [EQUIVALENT, 0 ms] (10) YES ---------------------------------------- (0) Obligation: c file /export/starexec/sandbox2/benchmark/theBenchmark.c ---------------------------------------- (1) CToIRSProof (EQUIVALENT) Parsed C Integer Program as IRS. ---------------------------------------- (2) Obligation: Rules: f1(x, y, res) -> f2(x_1, y, res) :|: TRUE f2(x1, x2, x3) -> f3(x1, x4, x3) :|: TRUE f3(x5, x6, x7) -> f4(x5, x6, 0) :|: TRUE f5(x8, x9, x10) -> f6(x8, arith, x10) :|: TRUE && arith = x8 + 1 f6(x23, x24, x25) -> f7(x23, x24, x26) :|: TRUE && x26 = x25 + 1 f4(x14, x15, x16) -> f5(x14, x15, x16) :|: x14 > x15 f7(x17, x18, x19) -> f4(x17, x18, x19) :|: TRUE f4(x20, x21, x22) -> f8(x20, x21, x22) :|: x20 <= x21 Start term: f1(x, y, res) ---------------------------------------- (3) TerminationGraphProcessor (SOUND) Constructed the termination graph and obtained one non-trivial SCC. ---------------------------------------- (4) Obligation: Rules: f4(x14, x15, x16) -> f5(x14, x15, x16) :|: x14 > x15 f7(x17, x18, x19) -> f4(x17, x18, x19) :|: TRUE f6(x23, x24, x25) -> f7(x23, x24, x26) :|: TRUE && x26 = x25 + 1 f5(x8, x9, x10) -> f6(x8, arith, x10) :|: TRUE && arith = x8 + 1 ---------------------------------------- (5) IntTRSCompressionProof (EQUIVALENT) Compressed rules. ---------------------------------------- (6) Obligation: Rules: f6(x23:0, x24:0, x25:0) -> f6(x23:0, x23:0 + 1, x25:0 + 1) :|: x24:0 < x23:0 ---------------------------------------- (7) IntTRSUnneededArgumentFilterProof (EQUIVALENT) Some arguments are removed because they cannot influence termination. We removed arguments according to the following replacements: f6(x1, x2, x3) -> f6(x1, x2) ---------------------------------------- (8) Obligation: Rules: f6(x23:0, x24:0) -> f6(x23:0, x23:0 + 1) :|: x24:0 < x23:0 ---------------------------------------- (9) RankingReductionPairProof (EQUIVALENT) Interpretation: [ f6 ] = -1/2*f6_2 + 1/2*f6_1 The following rules are decreasing: f6(x23:0, x24:0) -> f6(x23:0, x23:0 + 1) :|: x24:0 < x23:0 The following rules are bounded: f6(x23:0, x24:0) -> f6(x23:0, x23:0 + 1) :|: x24:0 < x23:0 ---------------------------------------- (10) popout

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job log

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actions

all output return to C_Integer