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C Integ Progr 58257 pair #381735952
details
property
value
status
complete
benchmark
Mysore_false-termination.c
ran by
Akihisa Yamada
cpu timeout
1200 seconds
wallclock timeout
300 seconds
memory limit
137438953472 bytes
execution host
n021.star.cs.uiowa.edu
space
Ton_Chanh_15
run statistics
property
value
solver
AProVE
configuration
c
runtime (wallclock)
3.0305929184 seconds
cpu usage
9.157049554
max memory
9.48445184E8
stage attributes
key
value
output-size
3191
starexec-result
NO
output
/export/starexec/sandbox2/solver/bin/starexec_run_c /export/starexec/sandbox2/benchmark/theBenchmark.c /export/starexec/sandbox2/output/output_files -------------------------------------------------------------------------------- NO proof of /export/starexec/sandbox2/benchmark/theBenchmark.c # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty Termination of the given C Problem could be disproven: (0) C Problem (1) CToIRSProof [EQUIVALENT, 0 ms] (2) IntTRS (3) IRS2T2 [EQUIVALENT, 0 ms] (4) T2IntSys (5) T2 [COMPLETE, 993 ms] (6) NO ---------------------------------------- (0) Obligation: c file /export/starexec/sandbox2/benchmark/theBenchmark.c ---------------------------------------- (1) CToIRSProof (EQUIVALENT) Parsed C Integer Program as IRS. ---------------------------------------- (2) Obligation: Rules: f1(x, c) -> f2(x_1, c) :|: TRUE f2(x1, x2) -> f3(x1, x3) :|: TRUE f7(x4, x5) -> f8(arith, x5) :|: TRUE && arith = x4 - x5 f8(x22, x23) -> f9(x22, x24) :|: TRUE && x24 = x23 - 1 f4(x8, x9) -> f7(x8, x9) :|: x8 + x9 >= 0 f9(x10, x11) -> f4(x10, x11) :|: TRUE f4(x12, x13) -> f10(x12, x13) :|: x12 + x13 < 0 f3(x14, x15) -> f4(x14, x15) :|: x15 < 0 f3(x16, x17) -> f5(x16, x17) :|: x17 >= 0 f10(x18, x19) -> f6(x18, x19) :|: TRUE f5(x20, x21) -> f6(x20, x21) :|: TRUE Start term: f1(x, c) ---------------------------------------- (3) IRS2T2 (EQUIVALENT) Transformed input IRS into an integer transition system.Used the following mapping from defined symbols to location IDs: (f1_2,1) (f2_2,2) (f3_2,3) (f7_2,4) (f8_2,5) (f9_2,6) (f4_2,7) (f10_2,8) (f5_2,9) (f6_2,10) ---------------------------------------- (4) Obligation: START: 1; FROM: 1; oldX0 := x0; oldX1 := x1; oldX2 := nondet(); assume(0 = 0); x0 := oldX2; x1 := oldX1; TO: 2; FROM: 2; oldX0 := x0; oldX1 := x1; oldX2 := nondet(); assume(0 = 0); x0 := oldX0; x1 := oldX2; TO: 3; FROM: 4; oldX0 := x0; oldX1 := x1; oldX2 := -(oldX1 - oldX0); assume(0 = 0 && oldX2 = oldX0 - oldX1); x0 := -(oldX1 - oldX0); x1 := oldX1; TO: 5; FROM: 5; oldX0 := x0;
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