Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r182-smll-174889242800219.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5832
Executing tool gold2024
Input is RefineWMG-PT-050051, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r182-smll-174889242800219
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 504K
-rw-r--r-- 1 mcc users 7.2K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 81K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.3K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 62K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 6.8K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 62K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.5K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 62K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 7 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 110K May 29 14:32 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME Liveness

=== Now, execution of the tool begins

BK_START 1749030853200

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=Liveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=RefineWMG-PT-050051
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-06-04 09:54:15] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2025-06-04 09:54:15] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-04 09:54:15] [INFO ] Load time of PNML (sax parser for PT used): 119 ms
[2025-06-04 09:54:15] [INFO ] Transformed 254 places.
[2025-06-04 09:54:15] [INFO ] Transformed 203 transitions.
[2025-06-04 09:54:15] [INFO ] Parsed PT model containing 254 places and 203 transitions and 608 arcs in 278 ms.
Discarding 50 transitions out of 203. Remains 153
Built sparse matrix representations for Structural reductions in 7 ms.15428KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 254/254 places, 203/203 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 39 ms. Remains 254 /254 variables (removed 0) and now considering 203/203 (removed 0) transitions.
Running 152 sub problems to find dead transitions.
// Phase 1: matrix 203 rows 254 cols
[2025-06-04 09:54:15] [INFO ] Computed 102 invariants in 21 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/252 variables, 100/100 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/252 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 2 (OVERLAPS) 2/254 variables, 2/102 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/254 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 4 (OVERLAPS) 203/457 variables, 254/356 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/457 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 6 (OVERLAPS) 0/457 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 152 unsolved
No progress, stopping.
After SMT solving in domain Real declared 457/457 variables, and 356 constraints, problems are : Problem set: 0 solved, 152 unsolved in 8309 ms.
Refiners :[Positive P Invariants (semi-flows): 102/102 constraints, State Equation: 254/254 constraints, PredecessorRefiner: 152/152 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 152 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/252 variables, 100/100 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/252 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 2 (OVERLAPS) 2/254 variables, 2/102 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/254 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 4 (OVERLAPS) 203/457 variables, 254/356 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/457 variables, 152/508 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/457 variables, 0/508 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 7 (OVERLAPS) 0/457 variables, 0/508 constraints. Problems are: Problem set: 0 solved, 152 unsolved
No progress, stopping.
After SMT solving in domain Int declared 457/457 variables, and 508 constraints, problems are : Problem set: 0 solved, 152 unsolved in 13949 ms.
Refiners :[Positive P Invariants (semi-flows): 102/102 constraints, State Equation: 254/254 constraints, PredecessorRefiner: 152/152 constraints, Known Traps: 0/0 constraints]
After SMT, in 22494ms problems are : Problem set: 0 solved, 152 unsolved
Search for dead transitions found 0 dead transitions in 22523ms
Finished structural reductions in DEADLOCK mode , in 1 iterations and 22628 ms. Remains : 254/254 places, 203/203 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 254/254 places, 203/203 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 11 ms. Remains 254 /254 variables (removed 0) and now considering 203/203 (removed 0) transitions.
[2025-06-04 09:54:38] [INFO ] Invariant cache hit.
[2025-06-04 09:54:38] [INFO ] Implicit Places using invariants in 107 ms returned []
[2025-06-04 09:54:38] [INFO ] Invariant cache hit.
[2025-06-04 09:54:38] [INFO ] Implicit Places using invariants and state equation in 215 ms returned []
Implicit Place search using SMT with State Equation took 330 ms to find 0 implicit places.
[2025-06-04 09:54:38] [INFO ] Redundant transitions in 9 ms returned []
Running 152 sub problems to find dead transitions.
[2025-06-04 09:54:38] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/252 variables, 100/100 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/252 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 2 (OVERLAPS) 2/254 variables, 2/102 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/254 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 4 (OVERLAPS) 203/457 variables, 254/356 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/457 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 6 (OVERLAPS) 0/457 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 152 unsolved
No progress, stopping.
After SMT solving in domain Real declared 457/457 variables, and 356 constraints, problems are : Problem set: 0 solved, 152 unsolved in 7558 ms.
Refiners :[Positive P Invariants (semi-flows): 102/102 constraints, State Equation: 254/254 constraints, PredecessorRefiner: 152/152 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 152 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/252 variables, 100/100 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/252 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 2 (OVERLAPS) 2/254 variables, 2/102 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/254 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 4 (OVERLAPS) 203/457 variables, 254/356 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/457 variables, 152/508 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/457 variables, 0/508 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 7 (OVERLAPS) 0/457 variables, 0/508 constraints. Problems are: Problem set: 0 solved, 152 unsolved
No progress, stopping.
After SMT solving in domain Int declared 457/457 variables, and 508 constraints, problems are : Problem set: 0 solved, 152 unsolved in 10419 ms.
Refiners :[Positive P Invariants (semi-flows): 102/102 constraints, State Equation: 254/254 constraints, PredecessorRefiner: 152/152 constraints, Known Traps: 0/0 constraints]
After SMT, in 18019ms problems are : Problem set: 0 solved, 152 unsolved
Search for dead transitions found 0 dead transitions in 18025ms
Finished structural reductions in DEADLOCK mode , in 1 iterations and 18390 ms. Remains : 254/254 places, 203/203 transitions.
Random walk for 1250005 steps, including 0 resets, run took 3115 ms (no deadlock found). (steps per millisecond=401 )
Random directed walk for 1250027 steps, including 0 resets, run took 5066 ms (no deadlock found). (steps per millisecond=246 )
[2025-06-04 09:55:04] [INFO ] Invariant cache hit.
[2025-06-04 09:55:04] [INFO ] [Real]Absence check using 102 positive place invariants in 4 ms returned unsat
Starting structural reductions in LIVENESS mode, iteration 0 : 254/254 places, 203/203 transitions.
Graph (trivial) has 150 edges and 254 vertex of which 100 / 254 are part of one of the 50 SCC in 3 ms
Free SCC test removed 50 places
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 50 transitions.
Reduce places removed 50 places and 0 transitions.
Ensure Unique test removed 49 transitions
Reduce isomorphic transitions removed 49 transitions.
Iterating post reduction 0 with 99 rules applied. Total rules applied 100 place count 154 transition count 104
Performed 50 Post agglomeration using F-continuation condition.Transition count delta: 50
Deduced a syphon composed of 50 places in 0 ms
Reduce places removed 100 places and 0 transitions.
Iterating global reduction 1 with 150 rules applied. Total rules applied 250 place count 54 transition count 54
Drop transitions (Trivial Post-Agglo cleanup.) removed 49 transitions
Trivial Post-agglo rules discarded 49 transitions
Performed 49 trivial Post agglomeration. Transition count delta: 49
Iterating post reduction 1 with 49 rules applied. Total rules applied 299 place count 54 transition count 5
Reduce places removed 49 places and 0 transitions.
Iterating post reduction 2 with 49 rules applied. Total rules applied 348 place count 5 transition count 5
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 350 place count 4 transition count 4
Applied a total of 350 rules in 50 ms. Remains 4 /254 variables (removed 250) and now considering 4/203 (removed 199) transitions.
Running 2 sub problems to find dead transitions.
// Phase 1: matrix 4 rows 4 cols
[2025-06-04 09:55:04] [INFO ] Computed 2 invariants in 0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 2/4 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 3/7 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/7 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 7/8 variables, and 6 constraints, problems are : Problem set: 0 solved, 2 unsolved in 32 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 2/4 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 3/7 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/7 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 0/7 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 7/8 variables, and 8 constraints, problems are : Problem set: 0 solved, 2 unsolved in 33 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 69ms problems are : Problem set: 0 solved, 2 unsolved
Search for dead transitions found 0 dead transitions in 70ms
[2025-06-04 09:55:04] [INFO ] Invariant cache hit.
[2025-06-04 09:55:04] [INFO ] Implicit Places using invariants in 27 ms returned []
[2025-06-04 09:55:04] [INFO ] Invariant cache hit.
[2025-06-04 09:55:04] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 59 ms to find 0 implicit places.
Running 2 sub problems to find dead transitions.
[2025-06-04 09:55:04] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 2/4 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 3/7 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/7 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 7/8 variables, and 6 constraints, problems are : Problem set: 0 solved, 2 unsolved in 34 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 2/4 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 3/7 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/7 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 0/7 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 7/8 variables, and 8 constraints, problems are : Problem set: 0 solved, 2 unsolved in 35 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 74ms problems are : Problem set: 0 solved, 2 unsolved
Search for dead transitions found 0 dead transitions in 74ms
Starting structural reductions in LIVENESS mode, iteration 1 : 4/254 places, 4/203 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 255 ms. Remains : 4/254 places, 4/203 transitions.
Initial state reduction rules removed 1 formulas.
RANDOM walk for 20 steps (0 resets) in 9 ms. (2 steps per ms) remains 0/2 properties
Able to resolve query QuasiLiveness after proving 4 properties.
Starting structural reductions in LIVENESS mode, iteration 0 : 254/254 places, 203/203 transitions.
Graph (trivial) has 150 edges and 254 vertex of which 100 / 254 are part of one of the 50 SCC in 0 ms
Free SCC test removed 50 places
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 50 transitions.
Reduce places removed 50 places and 0 transitions.
Ensure Unique test removed 49 transitions
Reduce isomorphic transitions removed 49 transitions.
Iterating post reduction 0 with 99 rules applied. Total rules applied 100 place count 154 transition count 104
Performed 50 Post agglomeration using F-continuation condition.Transition count delta: 50
Deduced a syphon composed of 50 places in 0 ms
Reduce places removed 100 places and 0 transitions.
Iterating global reduction 1 with 150 rules applied. Total rules applied 250 place count 54 transition count 54
Drop transitions (Trivial Post-Agglo cleanup.) removed 49 transitions
Trivial Post-agglo rules discarded 49 transitions
Performed 49 trivial Post agglomeration. Transition count delta: 49
Iterating post reduction 1 with 49 rules applied. Total rules applied 299 place count 54 transition count 5
Reduce places removed 49 places and 0 transitions.
Iterating post reduction 2 with 49 rules applied. Total rules applied 348 place count 5 transition count 5
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 350 place count 4 transition count 4
Applied a total of 350 rules in 11 ms. Remains 4 /254 variables (removed 250) and now considering 4/203 (removed 199) transitions.
Running 2 sub problems to find dead transitions.
[2025-06-04 09:55:05] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 2/4 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 3/7 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/7 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 7/8 variables, and 6 constraints, problems are : Problem set: 0 solved, 2 unsolved in 37 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 2/4 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 3/7 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/7 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 0/7 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 7/8 variables, and 8 constraints, problems are : Problem set: 0 solved, 2 unsolved in 35 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 81ms problems are : Problem set: 0 solved, 2 unsolved
Search for dead transitions found 0 dead transitions in 81ms
[2025-06-04 09:55:05] [INFO ] Invariant cache hit.
[2025-06-04 09:55:05] [INFO ] Implicit Places using invariants in 20 ms returned []
[2025-06-04 09:55:05] [INFO ] Invariant cache hit.
[2025-06-04 09:55:05] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
Running 2 sub problems to find dead transitions.
[2025-06-04 09:55:05] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 2/4 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 3/7 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/7 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 7/8 variables, and 6 constraints, problems are : Problem set: 0 solved, 2 unsolved in 37 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 2/4 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 3/7 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/7 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 0/7 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 7/8 variables, and 8 constraints, problems are : Problem set: 0 solved, 2 unsolved in 32 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 75ms problems are : Problem set: 0 solved, 2 unsolved
Search for dead transitions found 0 dead transitions in 76ms
Starting structural reductions in LIVENESS mode, iteration 1 : 4/254 places, 4/203 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 214 ms. Remains : 4/254 places, 4/203 transitions.
Net is quasi-live, checking if it is reversible to establish liveness.
Net is conservative; using simplified expression for initial state.
Unable to solve all queries for examination Liveness. Remains :1 assertions to prove.
Unable to solve all queries for examination Liveness. Remains :3 assertions to prove.
No /home/mcc/execution/Liveness.xml examination file found. Proceeding without properties.
Parsed 3 properties from file /home/mcc/execution/Liveness.xml in 1 ms.
Working with output stream class java.io.PrintStream
Total runtime 50240 ms.
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running RefineWMG-PT-050051

IS_COLORED=
IS_NUPN=

LOADING PETRI NET FILE /home/mcc/execution/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 254
TRANSITIONS: 203
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.007s, Sys 0.000s]


SAVING FILE /home/mcc/execution/model (.net / .def) ...
EXPORT TIME: [User 0.001s, Sys 0.000s]


----------------------------------------------------------------------
GreatSPN/Meddly.
Copyright (C) 1987-2022, University of Torino, Italy.
website: https://github.com/greatspn/SOURCES

Based on MEDDLY version 0.16.0
Copyright (C) 2009, Iowa State University Research Foundation, Inc.
website: http://meddly.sourceforge.net

Process ID: 580
MODEL NAME: /home/mcc/execution/model
254 places, 203 transitions.

Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
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BK_TIME_CONFINEMENT_REACHED

--------------------
content from stderr:

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination Liveness -timeout 180 -rebuildPNML

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="RefineWMG-PT-050051"
export BK_EXAMINATION="Liveness"
export BK_TOOL="gold2024"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool gold2024"
echo " Input is RefineWMG-PT-050051, examination is Liveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r182-smll-174889242800219"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RefineWMG-PT-050051.tgz
mv RefineWMG-PT-050051 execution
cd execution
if [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "UpperBounds" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] || [ "Liveness" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "Liveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "Liveness" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "Liveness.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' Liveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] ; then
echo "FORMULA_NAME Liveness"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;