details

property	value
status	complete
benchmark	easy2_true-termination.c
ran by	Akihisa Yamada
cpu timeout	1200 seconds
wallclock timeout	300 seconds
memory limit	137438953472 bytes
execution host	n118.star.cs.uiowa.edu
space	Stroeder_15

run statistics

property	value
solver	AProVE
configuration	c
runtime (wallclock)	1.84736 seconds
cpu usage	4.46527
user time	4.20629
system time	0.25898
max virtual memory	1.890676E7
max residence set size	363184.0

stage attributes

key	value
starexec-result	YES

output

4.20/1.79 YES 4.20/1.81 proof of /export/starexec/sandbox/benchmark/theBenchmark.c 4.20/1.81 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 4.20/1.81 4.20/1.81 4.20/1.81 Termination of the given C Problem could be proven: 4.20/1.81 4.20/1.81 (0) C Problem 4.20/1.81 (1) CToIRSProof [EQUIVALENT, 0 ms] 4.20/1.81 (2) IntTRS 4.20/1.81 (3) TerminationGraphProcessor [SOUND, 51 ms] 4.20/1.81 (4) IntTRS 4.20/1.81 (5) IntTRSCompressionProof [EQUIVALENT, 0 ms] 4.20/1.81 (6) IntTRS 4.20/1.81 (7) IntTRSUnneededArgumentFilterProof [EQUIVALENT, 0 ms] 4.20/1.81 (8) IntTRS 4.20/1.81 (9) PolynomialOrderProcessor [EQUIVALENT, 6 ms] 4.20/1.81 (10) YES 4.20/1.81 4.20/1.81 4.20/1.81 ---------------------------------------- 4.20/1.81 4.20/1.81 (0) 4.20/1.81 Obligation: 4.20/1.81 c file /export/starexec/sandbox/benchmark/theBenchmark.c 4.20/1.81 ---------------------------------------- 4.20/1.81 4.20/1.81 (1) CToIRSProof (EQUIVALENT) 4.20/1.81 Parsed C Integer Program as IRS. 4.20/1.81 ---------------------------------------- 4.20/1.81 4.20/1.81 (2) 4.20/1.81 Obligation: 4.20/1.81 Rules: 4.20/1.81 f1(x, y, z) -> f2(12, y, z) :|: TRUE 4.20/1.81 f2(x1, x2, x3) -> f3(x1, 0, x3) :|: TRUE 4.20/1.81 f3(x4, x5, x6) -> f4(x4, x5, x7) :|: TRUE 4.20/1.81 f5(x8, x9, x10) -> f6(arith, x9, x10) :|: TRUE && arith = x8 + 1 4.20/1.81 f6(x26, x27, x28) -> f7(x26, x29, x28) :|: TRUE && x29 = x27 - 1 4.20/1.81 f7(x30, x31, x32) -> f8(x30, x31, x33) :|: TRUE && x33 = x32 - 1 4.20/1.81 f4(x17, x18, x19) -> f5(x17, x18, x19) :|: x19 > 0 4.20/1.81 f8(x20, x21, x22) -> f4(x20, x21, x22) :|: TRUE 4.20/1.81 f4(x23, x24, x25) -> f9(x23, x24, x25) :|: x25 <= 0 4.20/1.81 Start term: f1(x, y, z) 4.20/1.81 4.20/1.81 ---------------------------------------- 4.20/1.81 4.20/1.81 (3) TerminationGraphProcessor (SOUND) 4.20/1.81 Constructed the termination graph and obtained one non-trivial SCC. 4.20/1.81 4.20/1.81 ---------------------------------------- 4.20/1.81 4.20/1.81 (4) 4.20/1.81 Obligation: 4.20/1.81 Rules: 4.20/1.81 f4(x17, x18, x19) -> f5(x17, x18, x19) :|: x19 > 0 4.20/1.81 f8(x20, x21, x22) -> f4(x20, x21, x22) :|: TRUE 4.20/1.81 f7(x30, x31, x32) -> f8(x30, x31, x33) :|: TRUE && x33 = x32 - 1 4.20/1.81 f6(x26, x27, x28) -> f7(x26, x29, x28) :|: TRUE && x29 = x27 - 1 4.20/1.81 f5(x8, x9, x10) -> f6(arith, x9, x10) :|: TRUE && arith = x8 + 1 4.20/1.81 4.20/1.81 ---------------------------------------- 4.20/1.81 4.20/1.81 (5) IntTRSCompressionProof (EQUIVALENT) 4.20/1.81 Compressed rules. 4.20/1.81 ---------------------------------------- 4.20/1.81 4.20/1.81 (6) 4.20/1.81 Obligation: 4.20/1.81 Rules: 4.20/1.81 f6(x26:0, x27:0, x28:0) -> f6(x26:0 + 1, x27:0 - 1, x28:0 - 1) :|: x28:0 > 1 4.20/1.81 4.20/1.81 ---------------------------------------- 4.20/1.81 4.20/1.81 (7) IntTRSUnneededArgumentFilterProof (EQUIVALENT) 4.20/1.81 Some arguments are removed because they cannot influence termination. We removed arguments according to the following replacements: 4.20/1.81 4.20/1.81 f6(x1, x2, x3) -> f6(x3) 4.20/1.81 4.20/1.81 ---------------------------------------- 4.20/1.81 4.20/1.81 (8) 4.20/1.81 Obligation: 4.20/1.81 Rules: 4.20/1.81 f6(x28:0) -> f6(x28:0 - 1) :|: x28:0 > 1 4.20/1.81 4.20/1.81 ---------------------------------------- 4.20/1.81 4.20/1.81 (9) PolynomialOrderProcessor (EQUIVALENT) 4.20/1.81 Found the following polynomial interpretation: 4.20/1.81 [f6(x)] = x 4.20/1.81 4.20/1.81 The following rules are decreasing: 4.20/1.81 f6(x28:0) -> f6(x28:0 - 1) :|: x28:0 > 1 4.20/1.81 The following rules are bounded: 4.20/1.81 f6(x28:0) -> f6(x28:0 - 1) :|: x28:0 > 1 4.20/1.81 4.20/1.81 ---------------------------------------- 4.20/1.81 4.20/1.81 (10) popout

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all output return to C_Integer 2019-03-28 22.15