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


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


NO

Solver Timeout: 4
Global Timeout: 300
Maximum number of concurrent processes: 900
*******************************************************************************************
*********************** UNPROCESSED TRANSITION SYSTEMS PER FUNCTION ***********************
*******************************************************************************************


List of LLVMGraphs + assumeNodes + staticAssertNodes [1] :

+++++++++++++++++++++++++++++++ main +++++++++++++++++++++++++++++++
+                                                                  +
Init Location: 0
Transitions:
<l0, l1, true, seq{main__func_return_ -> 0, main_i -> 0}>
<l1, l2, true>
<l2, l10, not((main_i < 100))>
<l2, l3, (main_i < 100)>
<l3, l4, true, seq{main_j -> 0}>
<l4, l5, true>
<l5, l8, not((main_j < 1))>
<l5, l6, (main_j < 1)>
<l6, l7, true, seq{main_j -> (main_j + 0)}>
<l7, l5, true>
<l8, l9, true, seq{main_i -> (main_i + 1)}>
<l9, l2, true>
<l10, l11, true, seq{main__func_return_ -> 0}>

Fresh variables:

Undef variables:

Abstraction variables:

Exit nodes:

Accepting locations:

Asserts:

+ Assume Nodes [0]: ++++++++++++++++++++++++++++++++++++++++++++++++
       
+ Static Assert Nodes [0]: +++++++++++++++++++++++++++++++++++++++++
       
+ After preprocess (paralelization): ++++++++++++++++++++++++++++++

Init Location: 0
Transitions:
<l0, l1, true, seq{main__func_return_ -> 0, main_i -> 0}>
<l1, l2, true>
<l2, l3, (main_i < 100)>
<l2, l10, not((main_i < 100))>
<l3, l4, true, seq{main_j -> 0}>
<l4, l5, true>
<l5, l6, (main_j < 1)>
<l5, l8, not((main_j < 1))>
<l6, l7, true, seq{main_j -> (main_j + 0)}>
<l7, l5, true>
<l8, l9, true, seq{main_i -> (main_i + 1)}>
<l9, l2, true>
<l10, l11, true, seq{main__func_return_ -> 0}>

Fresh variables:

Undef variables:

Abstraction variables:

Exit nodes:
11, 
Accepting locations:

Asserts:

+                                                                  +
+++++++++++++++++++++++++++++++ main +++++++++++++++++++++++++++++++


Function Return and Parameters Information [1 functions]:
    function name: main [1 return + 0 parameters]        demangled: main
        main__func_return_      [function result] : int


AST Ident Scanner Information [4 idents]:
__VERIFIER_nondet_int | function | [integer, ()] | <line: 3, col: 1>
main | function | [integer, ()] | <line: 5, col: 1>
i | local variable | integer | <line: 6, col: 5> | <line: 8, col: 5> <line: 10, col: 12> <line: 15, col: 9> <line: 15, col: 13>
j | local variable | integer | <line: 7, col: 5> | <line: 11, col: 9> <line: 12, col: 16> <line: 13, col: 13> <line: 13, col: 17>

Main function: main
Preprocessed LLVMGraph
Init Location: 0
Transitions:
<l0, l5, (main_i = 0) /\ (0 < 100), par{main_j -> 0}>
<l5, l5, (main_j < 1), par{main_j -> (main_j + 0)}>
<l5, l5, not((main_j < 1)) /\ ((main_i + 1) < 100), par{main_i -> (main_i + 1), main_j -> 0}>
<l5, l11, not((main_j < 1)) /\ not(((main_i + 1) < 100)), par{main_i -> (main_i + 1)}>

Fresh variables:

Undef variables:

Abstraction variables:

Exit nodes:
11, 
Accepting locations:

Asserts:

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

Init Location: 0
Graph 0:
Transitions:
Variables:

Graph 1:
Transitions:
<l5, l5, main_j <= 0, {all remain the same}>
<l5, l5, 1 <= main_j /\ main_i <= 98, {main_i -> 1 + main_i, main_j -> 0, rest remain the same}>
Variables:
main_j, main_i

Graph 2:
Transitions:
Variables:

Precedence: 
Graph 0

Graph 1
<l0, l5, main_i = 0, {main_j -> 0, rest remain the same}>

Graph 2
<l5, l11, 1 <= main_j /\ 99 <= main_i, {main_i -> 1 + main_i, rest remain the same}>

Map Locations to Subgraph:
( 0 , 0 )
( 5 , 1 )
( 11 , 2 )

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

Proving termination of subgraph 0
Proving termination of subgraph 1
Checking unfeasibility...
Time used: 0.003661
Some transition disabled by a set of invariant(s):
Invariant at l5: main_j <= 0

Strengthening and disabling transitions...
> It's unfeasible. Removing transition: 
<l5, l5, 1 <= main_j /\ main_i <= 98, {main_i -> 1 + main_i, main_j -> 0, rest remain the same}>

LOG: CALL solverLinear in Graph for feasibility

LOG: RETURN solveLinear in Graph for feasibility
Strengthening transition (result): 
<l5, l5, main_j <= 0, {all remain the same}>
Checking unfeasibility...
Time used: 0.001452

> No variable changes in termination graph.
Checking conditional unfeasibility...
Calling Safety with literal 1 <= main_j and entry <l5, l5, true, {all remain the same}>

LOG: CALL check - Post:1 <= main_j - Process 1
* Exit transition: <l5, l5, true, {all remain the same}>
* Postcondition  : 1 <= main_j
Postcodition moved up: 1 <= main_j

LOG: Try proving POST

LOG: CALL check - Post:1 <= main_j - Process 2
* Exit transition: <l0, l5, main_i = 0, {main_j -> 0, rest remain the same}>
* Postcondition  : 1 <= main_j

LOG: CALL solveLinear

LOG: RETURN solveLinear - Elapsed time: 0.000210s
> Postcondition is not implied!

LOG: RETURN check - Elapsed time: 0.000275s

LOG: NarrowEntry size 1
Narrowing transition: 
<l5, l5, main_j <= 0, {all remain the same}>

LOG: Narrow transition size 1
ENTRIES:
<l0, l5, 0 <= 0 /\ main_i = 0, {main_j -> 0, rest remain the same}>
END ENTRIES:
GRAPH:
<l5, l5, main_j <= 0, {all remain the same}>
END GRAPH:
EXIT: <l5, l5, true, {all remain the same}>
POST: 1 <= main_j


LOG: Try proving POST
[13298 : 13313]
[13298 : 13314]
[13298 : 13315]

LOG: Postcondition is not implied - no solution
> Postcondition is not implied!

LOG: RETURN check - Elapsed time: 0.023693s

[13298 : 13340]
[13298 : 13343]
Successful child: 13340

Program does NOT terminate