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C_Integer 2019-03-28 22.15 pair #432272032
details
property
value
status
complete
benchmark
ChenFlurMukhopadhyay-SAS2012-Ex2.14_false-termination.c
ran by
Akihisa Yamada
cpu timeout
1200 seconds
wallclock timeout
300 seconds
memory limit
137438953472 bytes
execution host
n058.star.cs.uiowa.edu
space
Stroeder_15
run statistics
property
value
solver
AProVE
configuration
c
runtime (wallclock)
3.72579 seconds
cpu usage
11.2809
user time
10.7304
system time
0.550443
max virtual memory
2.0837304E7
max residence set size
748640.0
stage attributes
key
value
starexec-result
NO
output
10.89/3.67 NO 10.89/3.68 proof of /export/starexec/sandbox/benchmark/theBenchmark.c 10.89/3.68 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 10.89/3.68 10.89/3.68 10.89/3.68 Termination of the given C Problem could be disproven: 10.89/3.68 10.89/3.68 (0) C Problem 10.89/3.68 (1) CToIRSProof [EQUIVALENT, 0 ms] 10.89/3.68 (2) IntTRS 10.89/3.68 (3) IRS2T2 [EQUIVALENT, 0 ms] 10.89/3.68 (4) T2IntSys 10.89/3.68 (5) T2 [COMPLETE, 1774 ms] 10.89/3.68 (6) NO 10.89/3.68 10.89/3.68 10.89/3.68 ---------------------------------------- 10.89/3.68 10.89/3.68 (0) 10.89/3.68 Obligation: 10.89/3.68 c file /export/starexec/sandbox/benchmark/theBenchmark.c 10.89/3.68 ---------------------------------------- 10.89/3.68 10.89/3.68 (1) CToIRSProof (EQUIVALENT) 10.89/3.68 Parsed C Integer Program as IRS. 10.89/3.68 ---------------------------------------- 10.89/3.68 10.89/3.68 (2) 10.89/3.68 Obligation: 10.89/3.68 Rules: 10.89/3.68 f1(x, y) -> f2(x_1, y) :|: TRUE 10.89/3.68 f2(x1, x2) -> f3(x1, x3) :|: TRUE 10.89/3.68 f4(x4, x5) -> f5(arith, x5) :|: TRUE && arith = 10 * x5 - 2 * x4 10.89/3.68 f3(x6, x7) -> f4(x6, x7) :|: x6 > 0 && x7 > 0 10.89/3.68 f5(x8, x9) -> f3(x8, x9) :|: TRUE 10.89/3.68 f3(x10, x11) -> f6(x10, x11) :|: x10 <= 0 10.89/3.68 f3(x12, x13) -> f6(x12, x13) :|: x13 <= 0 10.89/3.68 Start term: f1(x, y) 10.89/3.68 10.89/3.68 ---------------------------------------- 10.89/3.68 10.89/3.68 (3) IRS2T2 (EQUIVALENT) 10.89/3.68 Transformed input IRS into an integer transition system.Used the following mapping from defined symbols to location IDs: 10.89/3.68 10.89/3.68 (f1_2,1) 10.89/3.68 (f2_2,2) 10.89/3.68 (f3_2,3) 10.89/3.68 (f4_2,4) 10.89/3.68 (f5_2,5) 10.89/3.68 (f6_2,6) 10.89/3.68 10.89/3.68 ---------------------------------------- 10.89/3.68 10.89/3.68 (4) 10.89/3.68 Obligation: 10.89/3.68 START: 1; 10.89/3.68 10.89/3.68 FROM: 1; 10.89/3.68 oldX0 := x0; 10.89/3.68 oldX1 := x1; 10.89/3.68 oldX2 := nondet(); 10.89/3.68 assume(0 = 0); 10.89/3.68 x0 := oldX2; 10.89/3.68 x1 := oldX1; 10.89/3.68 TO: 2; 10.89/3.68 10.89/3.68 FROM: 2; 10.89/3.68 oldX0 := x0; 10.89/3.68 oldX1 := x1; 10.89/3.68 oldX2 := nondet(); 10.89/3.68 assume(0 = 0); 10.89/3.68 x0 := oldX0; 10.89/3.68 x1 := oldX2; 10.89/3.68 TO: 3; 10.89/3.68 10.89/3.68 FROM: 4; 10.89/3.68 oldX0 := x0; 10.89/3.68 oldX1 := x1; 10.89/3.68 oldX2 := nondet(); 10.89/3.68 assume(0 = 0 && oldX2 = 10 * oldX1 - 2 * oldX0); 10.89/3.68 x0 := oldX2; 10.89/3.68 x1 := oldX1; 10.89/3.68 TO: 5; 10.89/3.68 10.89/3.68 FROM: 3; 10.89/3.68 oldX0 := x0; 10.89/3.68 oldX1 := x1; 10.89/3.68 assume(oldX0 > 0 && oldX1 > 0); 10.89/3.68 x0 := oldX0; 10.89/3.68 x1 := oldX1; 10.89/3.68 TO: 4; 10.89/3.68 10.89/3.68 FROM: 5; 10.89/3.68 oldX0 := x0; 10.89/3.68 oldX1 := x1; 10.89/3.68 assume(0 = 0); 10.89/3.68 x0 := oldX0; 10.89/3.68 x1 := oldX1; 10.89/3.68 TO: 3; 10.89/3.68
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