/export/starexec/sandbox/solver/bin/starexec_run_termcomp17 /export/starexec/sandbox/benchmark/theBenchmark.smt2 /export/starexec/sandbox/output/output_files


--------------------------------------------------------------------------------


NO

Solver Timeout: 4
Global Timeout: 300
Maximum number of concurrent processes: 900
No parsing errors!
Init Location: 0
Transitions:
<l0, l6, true>
<l1, l2, (1 <= (0 + x^0)), par{y^0 -> (0 + x^0)}>
<l2, l3, (1 <= (0 + y^0)), par{y^0 -> (~(1) + y^0)}>
<l3, l2, true>
<l2, l4, true>
<l4, l1, true, par{y^0 -> (1 + y^0)}>
<l4, l1, true, par{x^0 -> (~(1) + x^0), y^0 -> (1 + y^0)}>
<l5, l1, true>
<l6, l5, true>

Fresh variables:

Undef variables:

Abstraction variables:

Exit nodes:

Accepting locations:

Asserts:

Preprocessed LLVMGraph
Init Location: 0
Transitions:
<l0, l2, (y^0 = (0 + x^0)) /\ (1 <= (0 + x^0))>
<l2, l2, (1 <= (0 + y^0)), par{y^0 -> (~(1) + y^0)}>
<l2, l2, (1 <= (0 + x^0)), par{y^0 -> (0 + x^0)}>
<l2, l2, (1 <= (0 + (~(1) + x^0))), par{x^0 -> (~(1) + x^0), y^0 -> (0 + (~(1) + x^0))}>

Fresh variables:

Undef variables:

Abstraction variables:

Exit nodes:

Accepting locations:

Asserts:

*************************************************************
*******************************************************************************************
***********************       WORKING TRANSITION SYSTEM (DAG)       ***********************
*******************************************************************************************

Init Location: 0
Graph 0:
Transitions:
Variables:

Graph 1:
Transitions:
<l2, l2, 1 <= y^0, {y^0 -> -1 + y^0, rest remain the same}>
<l2, l2, 1 <= x^0, {y^0 -> x^0, rest remain the same}>
<l2, l2, 2 <= x^0, {x^0 -> -1 + x^0, y^0 -> -1 + x^0, rest remain the same}>
Variables:
y^0, x^0

Precedence: 
Graph 0

Graph 1
<l0, l2, 1 <= x^0 /\ x^0 = y^0, {all remain the same}>

Map Locations to Subgraph:
( 0 , 0 )
( 2 , 1 )

*******************************************************************************************
********************************    CHECKING ASSERTIONS    ********************************
*******************************************************************************************

Proving termination of subgraph 0
Proving termination of subgraph 1
Checking unfeasibility...
Time used: 0.006476

Checking conditional termination of SCC {l2}...

LOG: CALL solveLinear

LOG: RETURN solveLinear - Elapsed time: 0.001245s
Ranking function: x^0
New Graphs: 
Transitions:
<l2, l2, 1 <= y^0, {y^0 -> -1 + y^0, rest remain the same}>
<l2, l2, 1 <= x^0, {y^0 -> x^0, rest remain the same}>
Variables:
x^0, y^0
Checking conditional termination of SCC {l2}...

LOG: CALL solveLinear

LOG: RETURN solveLinear - Elapsed time: 0.000629s

LOG: CALL solveLinear

LOG: RETURN solveLinear - Elapsed time: 0.002657s
[52245 : 52246]
[52245 : 52247]
Solving with 1 template(s).

LOG: CALL solveNonLinearGetFirstSolution

LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 0.022973s
Time used: 0.02261
Termination failed. Trying to show unreachability...
Proving unreachability of entry: <l0, l2, 1 <= x^0 /\ x^0 = y^0, {all remain the same}>

LOG: CALL check - Post:1 <= 0 - Process 1
* Exit transition: <l0, l2, 1 <= x^0 /\ x^0 = y^0, {all remain the same}>
* Postcondition  : 1 <= 0

LOG: CALL solveLinear

LOG: RETURN solveLinear - Elapsed time: 0.001144s
> Postcondition is not implied!

LOG: RETURN check - Elapsed time: 0.001224s
Cannot prove unreachability

[52245 : 52251]
[52245 : 52255]
Successful child: 52251

Program does NOT terminate