NO

Solver Timeout: 4
Global Timeout: 60
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_n -> ¿functionCall(__VERIFIER_nondet_int), main_i -> 0, main_j -> 1, main_t -> 0}>
<l1, l2, true>
<l2, l5, (main_j = main_n)>
<l2, l3, not((main_j = main_n))>
<l3, l4, true, seq{main_t -> (main_j + main_i), main_i -> main_j, main_j -> main_t}>
<l4, l2, true>
<l5, l6, 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, l7, true, seq{main__func_return_ -> 0}>
<l7, l8, true, seq{varCall_1 -> ¿functionCall(__VERIFIER_nondet_int)}>
<l8, l1, true, seq{main_n -> varCall_1, main_i -> 0, main_j -> 1, main_t -> 0}>
<l1, l2, true>
<l2, l5, (main_j = main_n)>
<l2, l3, not((main_j = main_n))>
<l3, l4, true, seq{main_t -> (main_j + main_i), main_i -> main_j, main_j -> main_t}>
<l4, l2, true>
<l5, l6, true, seq{main__func_return_ -> 0}>

Fresh variables:

Undef variables:

Abstraction variables:

Exit nodes:
6, 
Accepting locations:

Asserts:

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


Function Return and Parameters Information [2 functions]:
    function name: __VERIFIER_nondet_int [1 return + 0 parameters]        demangled: __VERIFIER_nondet_int
        __VERIFIER_nondet_int__func_return_      [function result] : int
    function name: main [1 return + 0 parameters]        demangled: main
        main__func_return_      [function result] : int


AST Ident Scanner Information [6 idents]:
__VERIFIER_nondet_int | function | [integer, ()] | <line: 3, col: 1> | <line: 10, col: 9>
main | function | [integer, ()] | <line: 5, col: 1>
n | local variable | integer | <line: 6, col: 5> | <line: 10, col: 5> <line: 15, col: 17>
i | local variable | integer | <line: 7, col: 5> | <line: 11, col: 5> <line: 16, col: 15> <line: 17, col: 9>
j | local variable | integer | <line: 8, col: 5> | <line: 12, col: 5> <line: 15, col: 12> <line: 16, col: 13> <line: 17, col: 13> <line: 18, col: 9>
t | local variable | integer | <line: 9, col: 5> | <line: 13, col: 5> <line: 16, col: 9> <line: 18, col: 13>

Main function: main
Preprocessed LLVMGraph
Init Location: 0
Transitions:
<l0, l2, (main_n = undef2) /\ (main_i = 0) /\ (main_j = 1)>
<l2, l6, (main_j = main_n)>
<l2, l2, (main_j < main_n), par{main_i -> main_j, main_j -> (main_j + main_i)}>
<l2, l2, (main_j > main_n), par{main_i -> main_j, main_j -> (main_j + main_i)}>

Fresh variables:
undef2, 

Undef variables:
undef2, 

Abstraction variables:

Exit nodes:
6, 
Accepting locations:

Asserts:

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

Init Location: 0
Graph 0:
Transitions:
Variables:

Graph 1:
Transitions:
<l2, l2, 1 + main_j <= main_n, {main_i -> main_j, main_j -> main_i + main_j, rest remain the same}>
<l2, l2, 1 + main_n <= main_j, {main_i -> main_j, main_j -> main_i + main_j, rest remain the same}>
Variables:
main_n, main_i, main_j

Graph 2:
Transitions:
Variables:

Precedence: 
Graph 0

Graph 1
<l0, l2, main_n = undef2 /\ main_i = 0 /\ main_j = 1, {all remain the same}>

Graph 2
<l2, l6, main_n = main_j, {all remain the same}>

Map Locations to Subgraph:
( 0 , 0 )
( 2 , 1 )
( 6 , 2 )

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

Proving termination of subgraph 0
Proving termination of subgraph 1
Checking unfeasibility...
Time used: 0.00427

Checking conditional termination of SCC {l2}...

LOG: CALL solveLinear

LOG: RETURN solveLinear - Elapsed time: 0.001357s

LOG: CALL solveLinear

LOG: RETURN solveLinear - Elapsed time: 0.003843s
[15707 : 15709]
[15707 : 15710]
Successful child: 15709
[ Invariant Graph ]
Strengthening and disabling transitions...

LOG: CALL solverLinear in Graph for feasibility

LOG: RETURN solveLinear in Graph for feasibility
Strengthening transition (result): 
<l2, l2, main_i <= main_j /\ 0 <= main_i /\ 1 + main_j <= main_n /\ 1 <= main_i + main_j, {main_i -> main_j, main_j -> main_i + main_j, rest remain the same}>

LOG: CALL solverLinear in Graph for feasibility

LOG: RETURN solveLinear in Graph for feasibility
Strengthening transition (result): 
<l2, l2, main_i <= main_j /\ 0 <= main_i /\ 1 + main_n <= main_j /\ 1 <= main_i + main_j, {main_i -> main_j, main_j -> main_i + main_j, rest remain the same}>
[ Termination Graph ]
Strengthening and disabling transitions...

LOG: CALL solverLinear in Graph for feasibility

LOG: RETURN solveLinear in Graph for feasibility
Strengthening transition (result): 
<l2, l2, main_i <= main_j /\ 0 <= main_i /\ 1 + main_j <= main_n /\ 1 <= main_i + main_j, {main_i -> main_j, main_j -> main_i + main_j, rest remain the same}>

LOG: CALL solverLinear in Graph for feasibility

LOG: RETURN solveLinear in Graph for feasibility
Strengthening transition (result): 
<l2, l2, main_i <= main_j /\ 0 <= main_i /\ 1 + main_n <= main_j /\ 1 <= main_i + main_j, {main_i -> main_j, main_j -> main_i + main_j, rest remain the same}>
Ranking function: 3*main_n - main_i - 2*main_j
New Graphs: 
Transitions:
<l2, l2, main_i <= main_j /\ 0 <= main_i /\ 1 + main_n <= main_j /\ 1 <= main_i + main_j, {main_i -> main_j, main_j -> main_i + main_j, rest remain the same}>
Variables:
main_n, main_i, main_j
Checking conditional termination of SCC {l2}...

LOG: CALL solveLinear

LOG: RETURN solveLinear - Elapsed time: 0.000770s

LOG: CALL solveLinear

LOG: RETURN solveLinear - Elapsed time: 0.003741s
[15707 : 15714]
[15707 : 15715]
Successful child: 15714
[ Invariant Graph ]
Strengthening and disabling transitions...

LOG: CALL solverLinear in Graph for feasibility

LOG: RETURN solveLinear in Graph for feasibility
It's unfeasible. Removing transition: 
<l2, l2, main_i <= main_j /\ 0 <= main_i /\ 1 + main_j <= main_n /\ 1 <= main_i + main_j, {main_i -> main_j, main_j -> main_i + main_j, rest remain the same}>

LOG: CALL solverLinear in Graph for feasibility

LOG: RETURN solveLinear in Graph for feasibility
It's unfeasible. Removing transition: 
<l2, l2, main_i <= main_j /\ 0 <= main_i /\ 1 + main_n <= main_j /\ 1 <= main_i + main_j, {main_i -> main_j, main_j -> main_i + main_j, rest remain the same}>
[ Termination Graph ]
Strengthening and disabling transitions...

LOG: CALL solverLinear in Graph for feasibility

LOG: RETURN solveLinear in Graph for feasibility
It's unfeasible. Removing transition: 
<l2, l2, main_i <= main_j /\ 0 <= main_i /\ 1 + main_n <= main_j /\ 1 <= main_i + main_j, {main_i -> main_j, main_j -> main_i + main_j, rest remain the same}>
New Graphs: 
INVARIANTS: 
2: main_i <= main_j , 0 <= main_i , 1 <= main_i + main_j , 
Quasi-INVARIANTS to narrow Graph: 
2: 
[15707 : 15719]
[15707 : 15720]
INVARIANTS: 
2: 
Quasi-INVARIANTS to narrow Graph: 
2: main_j <= main_n + main_i , main_i <= 0 , main_n <= 1 + main_i , 
Narrowing transition: 
<l2, l2, 1 + main_j <= main_n, {main_i -> main_j, main_j -> main_i + main_j, rest remain the same}>

LOG: Narrow transition size 3
Narrowing transition: 
<l2, l2, 1 + main_n <= main_j, {main_i -> main_j, main_j -> main_i + main_j, rest remain the same}>

LOG: Narrow transition size 3
invGraph after Narrowing: 
Transitions:
<l2, l2, main_j <= main_n + main_i /\ main_i <= main_j /\ 1 + main_j <= main_n /\ 1 <= main_i + main_j /\ 2 + main_i <= main_n /\ main_i = 0, {main_i -> main_j, main_j -> main_i + main_j, rest remain the same}>
<l2, l2, main_j <= main_n + main_i /\ main_i <= main_j /\ 1 + main_j <= main_n /\ 1 <= main_i /\ 1 <= main_i + main_j, {main_i -> main_j, main_j -> main_i + main_j, rest remain the same}>
<l2, l2, main_j <= main_n + main_i /\ main_i <= main_j /\ 1 + main_n <= main_j /\ 1 <= main_i /\ 1 <= main_i + main_j, {main_i -> main_j, main_j -> main_i + main_j, rest remain the same}>
<l2, l2, main_i <= main_j /\ 0 <= main_i /\ 1 + main_n + main_i <= main_j /\ 1 + main_n <= main_j /\ 1 <= main_i + main_j, {main_i -> main_j, main_j -> main_i + main_j, rest remain the same}>
Variables:
main_n, main_i, main_j
Checking conditional termination of SCC {l2}...

LOG: CALL solveLinear

LOG: RETURN solveLinear - Elapsed time: 0.004064s
Ranking function: 3 - 8*main_i
New Graphs: 
Transitions:
<l2, l2, main_j <= main_n + main_i /\ main_i <= main_j /\ 1 + main_j <= main_n /\ 1 <= main_i /\ 1 <= main_i + main_j, {main_i -> main_j, main_j -> main_i + main_j, rest remain the same}>
<l2, l2, main_j <= main_n + main_i /\ main_i <= main_j /\ 1 + main_n <= main_j /\ 1 <= main_i /\ 1 <= main_i + main_j, {main_i -> main_j, main_j -> main_i + main_j, rest remain the same}>
<l2, l2, main_i <= main_j /\ 0 <= main_i /\ 1 + main_n + main_i <= main_j /\ 1 + main_n <= main_j /\ 1 <= main_i + main_j, {main_i -> main_j, main_j -> main_i + main_j, rest remain the same}>
Variables:
main_n, main_i, main_j
Checking conditional termination of SCC {l2}...

LOG: CALL solveLinear

LOG: RETURN solveLinear - Elapsed time: 0.002654s
Ranking function: 7 + 6*main_n - 2*main_i - 4*main_j
New Graphs: 
Transitions:
<l2, l2, main_j <= main_n + main_i /\ main_i <= main_j /\ 1 + main_n <= main_j /\ 1 <= main_i /\ 1 <= main_i + main_j, {main_i -> main_j, main_j -> main_i + main_j, rest remain the same}>
<l2, l2, main_i <= main_j /\ 0 <= main_i /\ 1 + main_n + main_i <= main_j /\ 1 + main_n <= main_j /\ 1 <= main_i + main_j, {main_i -> main_j, main_j -> main_i + main_j, rest remain the same}>
Variables:
main_n, main_i, main_j
Checking conditional termination of SCC {l2}...

LOG: CALL solveLinear

LOG: RETURN solveLinear - Elapsed time: 0.001473s

LOG: CALL solveLinear

LOG: RETURN solveLinear - Elapsed time: 0.011658s
[15707 : 15721]
[15707 : 15722]
Successful child: 15721
[ Invariant Graph ]
Strengthening and disabling transitions...

LOG: CALL solverLinear in Graph for feasibility

LOG: RETURN solveLinear in Graph for feasibility
It's unfeasible. Removing transition: 
<l2, l2, main_j <= main_n + main_i /\ main_i <= main_j /\ 1 + main_j <= main_n /\ 1 <= main_i + main_j /\ 2 + main_i <= main_n /\ main_i = 0, {main_i -> main_j, main_j -> main_i + main_j, rest remain the same}>

LOG: CALL solverLinear in Graph for feasibility

LOG: RETURN solveLinear in Graph for feasibility
It's unfeasible. Removing transition: 
<l2, l2, main_j <= main_n + main_i /\ main_i <= main_j /\ 1 + main_j <= main_n /\ 1 <= main_i /\ 1 <= main_i + main_j, {main_i -> main_j, main_j -> main_i + main_j, rest remain the same}>

LOG: CALL solverLinear in Graph for feasibility

LOG: RETURN solveLinear in Graph for feasibility
It's unfeasible. Removing transition: 
<l2, l2, main_j <= main_n + main_i /\ main_i <= main_j /\ 1 + main_n <= main_j /\ 1 <= main_i /\ 1 <= main_i + main_j, {main_i -> main_j, main_j -> main_i + main_j, rest remain the same}>

LOG: CALL solverLinear in Graph for feasibility

LOG: RETURN solveLinear in Graph for feasibility
Strengthening transition (result): 
<l2, l2, main_i <= main_j /\ 0 <= main_i /\ 1 + main_n <= 0 /\ 1 + main_n + main_i <= main_j /\ 1 + main_n <= main_j /\ 1 <= main_i + main_j, {main_i -> main_j, main_j -> main_i + main_j, rest remain the same}>
[ Termination Graph ]
Strengthening and disabling transitions...
> It's unfeasible. Removing transition: 
<l2, l2, main_j <= main_n + main_i /\ main_i <= main_j /\ 1 + main_n <= main_j /\ 1 <= main_i /\ 1 <= main_i + main_j, {main_i -> main_j, main_j -> main_i + main_j, rest remain the same}>

LOG: CALL solverLinear in Graph for feasibility

LOG: RETURN solveLinear in Graph for feasibility
Strengthening transition (result): 
<l2, l2, main_i <= main_j /\ 0 <= main_i /\ 1 + main_n <= 0 /\ 1 + main_n + main_i <= main_j /\ 1 + main_n <= main_j /\ 1 <= main_i + main_j, {main_i -> main_j, main_j -> main_i + main_j, rest remain the same}>
New Graphs: 
Transitions:
<l2, l2, main_i <= main_j /\ 0 <= main_i /\ 1 + main_n <= 0 /\ 1 + main_n + main_i <= main_j /\ 1 + main_n <= main_j /\ 1 <= main_i + main_j, {main_i -> main_j, main_j -> main_i + main_j, rest remain the same}>
Variables:
main_n, main_i, main_j
Checking conditional termination of SCC {l2}...

LOG: CALL solveLinear

LOG: RETURN solveLinear - Elapsed time: 0.000933s

LOG: CALL solveLinear

LOG: RETURN solveLinear - Elapsed time: 0.004035s
[15707 : 15726]
[15707 : 15727]
Solving with 1 template(s).

LOG: CALL solveNonLinearGetFirstSolution

LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 0.016179s
Time used: 0.015485
Improving Solution with cost 1 ...

LOG: CALL solveNonLinearGetNextSolution

LOG: RETURN solveNonLinearGetNextSolution - Elapsed time: 1.000903s
Time used: 1.00081

LOG: SAT solveNonLinear - Elapsed time: 1.017082s
Cost: 1; Total time: 1.01629
Termination implied by a set of invariant(s):
Invariant at l2: 0 <= main_i
[ Invariant Graph ]
Strengthening and disabling transitions...

LOG: CALL solverLinear in Graph for feasibility

LOG: RETURN solveLinear in Graph for feasibility
Strengthening transition (result): 
<l2, l2, main_i <= main_j /\ 0 <= main_i /\ 1 + main_n <= 0 /\ 1 + main_n + main_i <= main_j /\ 1 + main_n <= main_j /\ 1 <= main_i + main_j, {main_i -> main_j, main_j -> main_i + main_j, rest remain the same}>
[ Termination Graph ]
Strengthening and disabling transitions...

LOG: CALL solverLinear in Graph for feasibility

LOG: RETURN solveLinear in Graph for feasibility
Strengthening transition (result): 
<l2, l2, main_i <= main_j /\ 0 <= main_i /\ 1 + main_n <= 0 /\ 1 + main_n + main_i <= main_j /\ 1 + main_n <= main_j /\ 1 <= main_i + main_j, {main_i -> main_j, main_j -> main_i + main_j, rest remain the same}>
Quasi-ranking function: 50000 - main_i - main_j
New Graphs: 
Transitions:
<l2, l2, main_i <= main_j /\ 0 <= main_i /\ 1 + main_n <= 0 /\ 1 + main_n + main_i <= main_j /\ 1 + main_n <= main_j /\ 50001 <= main_i + main_j, {main_i -> main_j, main_j -> main_i + main_j, rest remain the same}>
Variables:
main_n, main_i, main_j
Checking conditional termination of SCC {l2}...

LOG: CALL solveLinear

LOG: RETURN solveLinear - Elapsed time: 0.000942s

LOG: CALL solveLinear

LOG: RETURN solveLinear - Elapsed time: 0.004276s
[15707 : 15891]
[15707 : 15892]
Solving with 1 template(s).

LOG: CALL solveNonLinearGetFirstSolution

LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 0.017023s
Time used: 0.016098
Improving Solution with cost 1 ...

LOG: CALL solveNonLinearGetNextSolution

LOG: RETURN solveNonLinearGetNextSolution - Elapsed time: 1.000653s
Time used: 1.00055

LOG: SAT solveNonLinear - Elapsed time: 1.017676s
Cost: 1; Total time: 1.01665
Termination implied by a set of invariant(s):
Invariant at l2: 0 <= main_j
[ Invariant Graph ]
Strengthening and disabling transitions...

LOG: CALL solverLinear in Graph for feasibility

LOG: RETURN solveLinear in Graph for feasibility
Strengthening transition (result): 
<l2, l2, main_i <= main_j /\ 0 <= main_i /\ 0 <= main_j /\ 1 + main_n <= 0 /\ 1 + main_n + main_i <= main_j /\ 1 + main_n <= main_j /\ 1 <= main_i + main_j, {main_i -> main_j, main_j -> main_i + main_j, rest remain the same}>
[ Termination Graph ]
Strengthening and disabling transitions...

LOG: CALL solverLinear in Graph for feasibility

LOG: RETURN solveLinear in Graph for feasibility
Strengthening transition (result): 
<l2, l2, main_i <= main_j /\ 0 <= main_i /\ 0 <= main_j /\ 1 + main_n <= 0 /\ 1 + main_n + main_i <= main_j /\ 1 + main_n <= main_j /\ 50001 <= main_i + main_j, {main_i -> main_j, main_j -> main_i + main_j, rest remain the same}>
Quasi-ranking function: 50000 - 2*main_n - main_i - main_j
New Graphs: 
Transitions:
<l2, l2, main_i <= main_j /\ 0 <= main_i /\ 0 <= main_j /\ 1 + main_n <= 0 /\ 1 + main_n + main_i <= main_j /\ 1 + main_n <= main_j /\ 50001 <= 2*main_n + main_i + main_j /\ 50001 <= main_i + main_j, {main_i -> main_j, main_j -> main_i + main_j, rest remain the same}>
Variables:
main_n, main_i, main_j
Checking conditional termination of SCC {l2}...

LOG: CALL solveLinear

LOG: RETURN solveLinear - Elapsed time: 0.001062s

LOG: CALL solveLinear

LOG: RETURN solveLinear - Elapsed time: 0.007764s
[15707 : 15897]
[15707 : 15898]
Solving with 1 template(s).

LOG: CALL solveNonLinearGetFirstSolution

LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 0.017155s
Time used: 0.016066
Improving Solution with cost 1 ...

LOG: CALL solveNonLinearGetNextSolution

LOG: RETURN solveNonLinearGetNextSolution - Elapsed time: 1.000816s
Time used: 1.00073

LOG: SAT solveNonLinear - Elapsed time: 1.017971s
Cost: 1; Total time: 1.0168
Termination implied by a set of invariant(s):
Invariant at l2: 0 <= main_i
[ Invariant Graph ]
Strengthening and disabling transitions...

LOG: CALL solverLinear in Graph for feasibility

LOG: RETURN solveLinear in Graph for feasibility
Strengthening transition (result): 
<l2, l2, main_i <= main_j /\ 0 <= main_i /\ 0 <= main_j /\ 1 + main_n <= 0 /\ 1 + main_n + main_i <= main_j /\ 1 + main_n <= main_j /\ 1 <= main_i + main_j, {main_i -> main_j, main_j -> main_i + main_j, rest remain the same}>
[ Termination Graph ]
Strengthening and disabling transitions...

LOG: CALL solverLinear in Graph for feasibility

LOG: RETURN solveLinear in Graph for feasibility
Strengthening transition (result): 
<l2, l2, main_i <= main_j /\ 0 <= main_i /\ 0 <= main_j /\ 1 + main_n <= 0 /\ 1 + main_n + main_i <= main_j /\ 1 + main_n <= main_j /\ 50001 <= 2*main_n + main_i + main_j /\ 50001 <= main_i + main_j, {main_i -> main_j, main_j -> main_i + main_j, rest remain the same}>
Quasi-ranking function: 50000 + main_n - main_i - main_j
New Graphs: 
Transitions:
<l2, l2, main_i <= main_j /\ 0 <= main_i /\ 0 <= main_j /\ 1 + main_n <= 0 /\ 1 + main_n + main_i <= main_j /\ 1 + main_n <= main_j /\ 50001 + main_n <= main_i + main_j /\ 50001 <= 2*main_n + main_i + main_j /\ 50001 <= main_i + main_j, {main_i -> main_j, main_j -> main_i + main_j, rest remain the same}>
Variables:
main_n, main_i, main_j
Checking conditional termination of SCC {l2}...

LOG: CALL solveLinear

LOG: RETURN solveLinear - Elapsed time: 0.001180s

LOG: CALL solveLinear

LOG: RETURN solveLinear - Elapsed time: 0.008005s
[15707 : 15902]
[15707 : 15903]
Solving with 1 template(s).

LOG: CALL solveNonLinearGetFirstSolution

LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 4.102677s
Time used: 4.10133

[15707 : 15907]
[15707 : 15911]
Successful child: 15907

Program does NOT terminate