Execution Chart

Sorry, for this execution, no execution chart could be reported.

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r114-tall-174876422600402.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 itstools
Input is JoinFreeModules-PT-0004, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r114-tall-174876422600402
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 468K
-rw-r--r-- 1 mcc users 8.4K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 98K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 51K 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 6.1K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.5K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 88K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.6K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 76K 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 5 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 13K 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

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME JoinFreeModules-PT-0004-CTLFireability-2023-12
FORMULA_NAME JoinFreeModules-PT-0004-CTLFireability-2023-13
FORMULA_NAME JoinFreeModules-PT-0004-CTLFireability-2023-14
FORMULA_NAME JoinFreeModules-PT-0004-CTLFireability-2023-15
FORMULA_NAME JoinFreeModules-PT-0004-CTLFireability-2025-00
FORMULA_NAME JoinFreeModules-PT-0004-CTLFireability-2025-01
FORMULA_NAME JoinFreeModules-PT-0004-CTLFireability-2025-02
FORMULA_NAME JoinFreeModules-PT-0004-CTLFireability-2025-03
FORMULA_NAME JoinFreeModules-PT-0004-CTLFireability-2025-04
FORMULA_NAME JoinFreeModules-PT-0004-CTLFireability-2025-05
FORMULA_NAME JoinFreeModules-PT-0004-CTLFireability-2025-06
FORMULA_NAME JoinFreeModules-PT-0004-CTLFireability-2025-07
FORMULA_NAME JoinFreeModules-PT-0004-CTLFireability-2025-08
FORMULA_NAME JoinFreeModules-PT-0004-CTLFireability-2025-09
FORMULA_NAME JoinFreeModules-PT-0004-CTLFireability-2025-10
FORMULA_NAME JoinFreeModules-PT-0004-CTLFireability-2025-11

=== Now, execution of the tool begins

BK_START 1748836835478

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=CTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=JoinFreeModules-PT-0004
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
CTLFireability PT
Running Version 202505121319
[2025-06-02 04:00:36] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-02 04:00:36] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 04:00:37] [INFO ] Load time of PNML (sax parser for PT used): 45 ms
[2025-06-02 04:00:37] [INFO ] Transformed 21 places.
[2025-06-02 04:00:37] [INFO ] Transformed 33 transitions.
[2025-06-02 04:00:37] [INFO ] Parsed PT model containing 21 places and 33 transitions and 94 arcs in 156 ms.
Parsed 16 properties from file /home/mcc/execution/CTLFireability.xml in 15 ms.
Initial state reduction rules removed 4 formulas.
Reduce places removed 1 places and 0 transitions.
FORMULA JoinFreeModules-PT-0004-CTLFireability-2025-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA JoinFreeModules-PT-0004-CTLFireability-2023-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA JoinFreeModules-PT-0004-CTLFireability-2023-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA JoinFreeModules-PT-0004-CTLFireability-2023-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 18 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 33/33 transitions.
Applied a total of 0 rules in 9 ms. Remains 20 /20 variables (removed 0) and now considering 33/33 (removed 0) transitions.
Running 24 sub problems to find dead transitions.
// Phase 1: matrix 33 rows 20 cols
[2025-06-02 04:00:37] [INFO ] Computed 4 invariants in 4 ms
[2025-06-02 04:00:37] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:00:37] [INFO ] Deduced a trap composed of 3 places in 45 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:00:37] [INFO ] Deduced a trap composed of 3 places in 33 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:00:37] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:00:37] [INFO ] Deduced a trap composed of 3 places in 27 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (OVERLAPS) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Real declared 52/53 variables, and 32 constraints, problems are : Problem set: 0 solved, 24 unsolved in 876 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 24/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 8 (OVERLAPS) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Int declared 52/53 variables, and 56 constraints, problems are : Problem set: 0 solved, 24 unsolved in 1198 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2118ms problems are : Problem set: 0 solved, 24 unsolved
Search for dead transitions found 0 dead transitions in 2134ms
[2025-06-02 04:00:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 04:00:39] [INFO ] Implicit Places using invariants in 32 ms returned []
[2025-06-02 04:00:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 04:00:39] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-06-02 04:00:39] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 75 ms to find 0 implicit places.
Running 24 sub problems to find dead transitions.
[2025-06-02 04:00:39] [INFO ] Invariant cache hit.
[2025-06-02 04:00:39] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:00:39] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:00:39] [INFO ] Deduced a trap composed of 3 places in 27 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:00:39] [INFO ] Deduced a trap composed of 3 places in 26 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:00:39] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (OVERLAPS) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Real declared 52/53 variables, and 32 constraints, problems are : Problem set: 0 solved, 24 unsolved in 483 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 24/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 8 (OVERLAPS) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Int declared 52/53 variables, and 56 constraints, problems are : Problem set: 0 solved, 24 unsolved in 1642 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2133ms problems are : Problem set: 0 solved, 24 unsolved
Search for dead transitions found 0 dead transitions in 2136ms
Finished structural reductions in LTL mode , in 1 iterations and 4400 ms. Remains : 20/20 places, 33/33 transitions.
Support contains 18 out of 20 places after structural reductions.
[2025-06-02 04:00:41] [INFO ] Flatten gal took : 17 ms
[2025-06-02 04:00:41] [INFO ] Flatten gal took : 5 ms
[2025-06-02 04:00:41] [INFO ] Input system was already deterministic with 33 transitions.
RANDOM walk for 40001 steps (147 resets) in 784 ms. (50 steps per ms) remains 1/36 properties
BEST_FIRST walk for 40003 steps (10 resets) in 174 ms. (228 steps per ms) remains 1/1 properties
[2025-06-02 04:00:42] [INFO ] Invariant cache hit.
[2025-06-02 04:00:42] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Problem AtomicPropp6 is UNSAT
After SMT solving in domain Real declared 1/53 variables, and 0 constraints, problems are : Problem set: 1 solved, 0 unsolved in 18 ms.
Refiners :[Positive P Invariants (semi-flows): 0/4 constraints, State Equation: 0/20 constraints, ReadFeed: 0/4 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 20ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 1 atomic propositions for a total of 12 simplifications.
[2025-06-02 04:00:42] [INFO ] Flatten gal took : 4 ms
[2025-06-02 04:00:42] [INFO ] Flatten gal took : 9 ms
[2025-06-02 04:00:42] [INFO ] Input system was already deterministic with 33 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 33/33 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 33/33 (removed 0) transitions.
Running 24 sub problems to find dead transitions.
[2025-06-02 04:00:42] [INFO ] Invariant cache hit.
[2025-06-02 04:00:42] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:00:42] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:00:42] [INFO ] Deduced a trap composed of 3 places in 27 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:00:42] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:00:42] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (OVERLAPS) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Real declared 52/53 variables, and 32 constraints, problems are : Problem set: 0 solved, 24 unsolved in 458 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 24/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 8 (OVERLAPS) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Int declared 52/53 variables, and 56 constraints, problems are : Problem set: 0 solved, 24 unsolved in 1620 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2086ms problems are : Problem set: 0 solved, 24 unsolved
Search for dead transitions found 0 dead transitions in 2086ms
[2025-06-02 04:00:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 04:00:44] [INFO ] Implicit Places using invariants in 22 ms returned []
[2025-06-02 04:00:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 04:00:44] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-06-02 04:00:44] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 54 ms to find 0 implicit places.
Running 24 sub problems to find dead transitions.
[2025-06-02 04:00:44] [INFO ] Invariant cache hit.
[2025-06-02 04:00:44] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:00:44] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:00:44] [INFO ] Deduced a trap composed of 3 places in 27 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:00:44] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:00:44] [INFO ] Deduced a trap composed of 3 places in 33 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (OVERLAPS) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Real declared 52/53 variables, and 32 constraints, problems are : Problem set: 0 solved, 24 unsolved in 483 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 24/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 8 (OVERLAPS) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Int declared 52/53 variables, and 56 constraints, problems are : Problem set: 0 solved, 24 unsolved in 1606 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2095ms problems are : Problem set: 0 solved, 24 unsolved
Search for dead transitions found 0 dead transitions in 2095ms
Finished structural reductions in LTL mode , in 1 iterations and 4236 ms. Remains : 20/20 places, 33/33 transitions.
[2025-06-02 04:00:46] [INFO ] Flatten gal took : 8 ms
[2025-06-02 04:00:46] [INFO ] Flatten gal took : 2 ms
[2025-06-02 04:00:46] [INFO ] Input system was already deterministic with 33 transitions.
[2025-06-02 04:00:46] [INFO ] Flatten gal took : 2 ms
[2025-06-02 04:00:46] [INFO ] Flatten gal took : 2 ms
[2025-06-02 04:00:46] [INFO ] Time to serialize gal into /tmp/CTLFireability11246724366499586472.gal : 1 ms
[2025-06-02 04:00:46] [INFO ] Time to serialize properties into /tmp/CTLFireability17949004907812565554.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability11246724366499586472.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability17949004907812565554.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...285
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.47763e+07,0.018708,3736,2,128,5,1441,6,0,176,1196,0


Converting to forward existential form...Done !
original formula: E((p7>=2) U (A(E(EX((p8>=1)) U (p19>=4)) U AX((AX((p3>=2)) + (p15<5)))) + A(!(((p10>=5)||(p17>=2))) U (p4>=3))))
=> equivalent forward existential formula: ([((FwdU(Init,(p7>=2)) * !(EG(!(!(EX(!((!(EX(!((p3>=2)))) + (p15<5))))))))) * !(E(!(!(EX(!((!(EX(!((p3>=2)))) + ...378
Reverse transition relation is NOT exact ! Due to transitions t2, t3, t4, t10, t11, t12, t18, t19, t20, t26, t27, t28, Intersection with reachable at each...217
Using saturation style SCC detection
Fast SCC detection found a local SCC at level 0
Hit Full ! (commute/partial/dont) 29/0/4
(forward)formula 0,1,0.10309,8088,1,0,218,26206,103,131,1053,34013,202
FORMULA JoinFreeModules-PT-0004-CTLFireability-2025-00 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

Starting structural reductions in SI_CTL mode, iteration 0 : 20/20 places, 33/33 transitions.
Applied a total of 0 rules in 8 ms. Remains 20 /20 variables (removed 0) and now considering 33/33 (removed 0) transitions.
Running 24 sub problems to find dead transitions.
[2025-06-02 04:00:46] [INFO ] Invariant cache hit.
[2025-06-02 04:00:46] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:00:46] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:00:46] [INFO ] Deduced a trap composed of 3 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:00:46] [INFO ] Deduced a trap composed of 3 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:00:46] [INFO ] Deduced a trap composed of 3 places in 29 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (OVERLAPS) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Real declared 52/53 variables, and 32 constraints, problems are : Problem set: 0 solved, 24 unsolved in 455 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 24/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 8 (OVERLAPS) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Int declared 52/53 variables, and 56 constraints, problems are : Problem set: 0 solved, 24 unsolved in 1630 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2091ms problems are : Problem set: 0 solved, 24 unsolved
Search for dead transitions found 0 dead transitions in 2091ms
[2025-06-02 04:00:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 04:00:48] [INFO ] Implicit Places using invariants in 23 ms returned []
[2025-06-02 04:00:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 04:00:48] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-06-02 04:00:48] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 53 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 04:00:48] [INFO ] Redundant transitions in 0 ms returned []
Running 24 sub problems to find dead transitions.
[2025-06-02 04:00:48] [INFO ] Invariant cache hit.
[2025-06-02 04:00:48] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:00:48] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:00:48] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:00:48] [INFO ] Deduced a trap composed of 3 places in 26 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:00:48] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (OVERLAPS) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Real declared 52/53 variables, and 32 constraints, problems are : Problem set: 0 solved, 24 unsolved in 436 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 24/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 8 (OVERLAPS) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Int declared 52/53 variables, and 56 constraints, problems are : Problem set: 0 solved, 24 unsolved in 1773 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2217ms problems are : Problem set: 0 solved, 24 unsolved
Search for dead transitions found 0 dead transitions in 2217ms
Finished structural reductions in SI_CTL mode , in 1 iterations and 4377 ms. Remains : 20/20 places, 33/33 transitions.
[2025-06-02 04:00:50] [INFO ] Flatten gal took : 3 ms
[2025-06-02 04:00:50] [INFO ] Flatten gal took : 2 ms
[2025-06-02 04:00:50] [INFO ] Input system was already deterministic with 33 transitions.
[2025-06-02 04:00:50] [INFO ] Flatten gal took : 2 ms
[2025-06-02 04:00:50] [INFO ] Flatten gal took : 2 ms
[2025-06-02 04:00:50] [INFO ] Time to serialize gal into /tmp/CTLFireability18024103711420987541.gal : 0 ms
[2025-06-02 04:00:50] [INFO ] Time to serialize properties into /tmp/CTLFireability4487076462743650295.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability18024103711420987541.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability4487076462743650295.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.47763e+07,0.008303,3980,2,128,5,1441,6,0,176,1196,0


Converting to forward existential form...Done !
original formula: EF(EG((((p17>=2)||(p4<4))||((p18<1)&&(p6<5)))))
=> equivalent forward existential formula: [FwdG(FwdU(Init,TRUE),(((p17>=2)||(p4<4))||((p18<1)&&(p6<5))))] != FALSE
Hit Full ! (commute/partial/dont) 18/0/15
(forward)formula 0,1,0.023503,4748,1,0,8,5434,19,3,893,4197,8
FORMULA JoinFreeModules-PT-0004-CTLFireability-2025-01 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

Starting structural reductions in SI_CTL mode, iteration 0 : 20/20 places, 33/33 transitions.
Applied a total of 0 rules in 2 ms. Remains 20 /20 variables (removed 0) and now considering 33/33 (removed 0) transitions.
Running 24 sub problems to find dead transitions.
[2025-06-02 04:00:50] [INFO ] Invariant cache hit.
[2025-06-02 04:00:50] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:00:51] [INFO ] Deduced a trap composed of 3 places in 26 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:00:51] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:00:51] [INFO ] Deduced a trap composed of 3 places in 27 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:00:51] [INFO ] Deduced a trap composed of 3 places in 27 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (OVERLAPS) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Real declared 52/53 variables, and 32 constraints, problems are : Problem set: 0 solved, 24 unsolved in 451 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 24/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 8 (OVERLAPS) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Int declared 52/53 variables, and 56 constraints, problems are : Problem set: 0 solved, 24 unsolved in 1582 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2037ms problems are : Problem set: 0 solved, 24 unsolved
Search for dead transitions found 0 dead transitions in 2037ms
[2025-06-02 04:00:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 04:00:53] [INFO ] Implicit Places using invariants in 25 ms returned []
[2025-06-02 04:00:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 04:00:53] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-06-02 04:00:53] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 63 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 04:00:53] [INFO ] Redundant transitions in 1 ms returned []
Running 24 sub problems to find dead transitions.
[2025-06-02 04:00:53] [INFO ] Invariant cache hit.
[2025-06-02 04:00:53] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:00:53] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:00:53] [INFO ] Deduced a trap composed of 3 places in 27 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:00:53] [INFO ] Deduced a trap composed of 3 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:00:53] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (OVERLAPS) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Real declared 52/53 variables, and 32 constraints, problems are : Problem set: 0 solved, 24 unsolved in 459 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 24/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 8 (OVERLAPS) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Int declared 52/53 variables, and 56 constraints, problems are : Problem set: 0 solved, 24 unsolved in 1603 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2071ms problems are : Problem set: 0 solved, 24 unsolved
Search for dead transitions found 0 dead transitions in 2071ms
Finished structural reductions in SI_CTL mode , in 1 iterations and 4178 ms. Remains : 20/20 places, 33/33 transitions.
[2025-06-02 04:00:55] [INFO ] Flatten gal took : 3 ms
[2025-06-02 04:00:55] [INFO ] Flatten gal took : 3 ms
[2025-06-02 04:00:55] [INFO ] Input system was already deterministic with 33 transitions.
[2025-06-02 04:00:55] [INFO ] Flatten gal took : 2 ms
[2025-06-02 04:00:55] [INFO ] Flatten gal took : 2 ms
[2025-06-02 04:00:55] [INFO ] Time to serialize gal into /tmp/CTLFireability15323952763418338054.gal : 0 ms
[2025-06-02 04:00:55] [INFO ] Time to serialize properties into /tmp/CTLFireability15167580423362113354.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability15323952763418338054.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability15167580423362113354.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...285
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.47763e+07,0.008659,3976,2,128,5,1441,6,0,176,1196,0


Converting to forward existential form...Done !
original formula: AG(E((p4>=4) U ((p3>=1) + ((E(((p4>=4)||(p16>=3)) U ((p17>=2)||(p15>=5))) * (p17>=2)) * (((p4>=4)||(p16>=3))||(p11>=5))))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E((p4>=4) U ((p3>=1) + ((E(((p4>=4)||(p16>=3)) U ((p17>=2)||(p15>=5))) * (p17>=2)) * (((p4...195
Reverse transition relation is NOT exact ! Due to transitions t2, t3, t4, t10, t11, t12, t18, t19, t20, t26, t27, t28, Intersection with reachable at each...217
(forward)formula 0,0,0.119743,9352,1,0,169,31935,92,84,1002,47370,165
FORMULA JoinFreeModules-PT-0004-CTLFireability-2025-02 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 33/33 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 33/33 (removed 0) transitions.
Running 24 sub problems to find dead transitions.
[2025-06-02 04:00:55] [INFO ] Invariant cache hit.
[2025-06-02 04:00:55] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:00:55] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:00:55] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:00:55] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:00:55] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (OVERLAPS) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Real declared 52/53 variables, and 32 constraints, problems are : Problem set: 0 solved, 24 unsolved in 433 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 24/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 8 (OVERLAPS) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Int declared 52/53 variables, and 56 constraints, problems are : Problem set: 0 solved, 24 unsolved in 1644 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2081ms problems are : Problem set: 0 solved, 24 unsolved
Search for dead transitions found 0 dead transitions in 2082ms
[2025-06-02 04:00:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 04:00:57] [INFO ] Implicit Places using invariants in 24 ms returned []
[2025-06-02 04:00:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 04:00:57] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-06-02 04:00:57] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 65 ms to find 0 implicit places.
Running 24 sub problems to find dead transitions.
[2025-06-02 04:00:57] [INFO ] Invariant cache hit.
[2025-06-02 04:00:57] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:00:57] [INFO ] Deduced a trap composed of 3 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:00:57] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:00:57] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:00:57] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (OVERLAPS) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Real declared 52/53 variables, and 32 constraints, problems are : Problem set: 0 solved, 24 unsolved in 452 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 24/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 8 (OVERLAPS) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Int declared 52/53 variables, and 56 constraints, problems are : Problem set: 0 solved, 24 unsolved in 1575 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2037ms problems are : Problem set: 0 solved, 24 unsolved
Search for dead transitions found 0 dead transitions in 2037ms
Finished structural reductions in LTL mode , in 1 iterations and 4185 ms. Remains : 20/20 places, 33/33 transitions.
[2025-06-02 04:00:59] [INFO ] Flatten gal took : 2 ms
[2025-06-02 04:00:59] [INFO ] Flatten gal took : 1 ms
[2025-06-02 04:00:59] [INFO ] Input system was already deterministic with 33 transitions.
[2025-06-02 04:00:59] [INFO ] Flatten gal took : 2 ms
[2025-06-02 04:00:59] [INFO ] Flatten gal took : 1 ms
[2025-06-02 04:00:59] [INFO ] Time to serialize gal into /tmp/CTLFireability9115820403238617545.gal : 0 ms
[2025-06-02 04:00:59] [INFO ] Time to serialize properties into /tmp/CTLFireability9079306217516993843.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability9115820403238617545.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability9079306217516993843.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.47763e+07,0.009282,3980,2,128,5,1441,6,0,176,1196,0


Converting to forward existential form...Done !
original formula: EX((p1<5))
=> equivalent forward existential formula: [(EY(Init) * (p1<5))] != FALSE
(forward)formula 0,1,0.010245,4236,1,0,8,1441,8,1,237,1196,2
FORMULA JoinFreeModules-PT-0004-CTLFireability-2025-03 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

Starting structural reductions in SI_CTL mode, iteration 0 : 20/20 places, 33/33 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 33/33 (removed 0) transitions.
Running 24 sub problems to find dead transitions.
[2025-06-02 04:00:59] [INFO ] Invariant cache hit.
[2025-06-02 04:00:59] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:00:59] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:00:59] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:00:59] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:00:59] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (OVERLAPS) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Real declared 52/53 variables, and 32 constraints, problems are : Problem set: 0 solved, 24 unsolved in 442 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 24/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 8 (OVERLAPS) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Int declared 52/53 variables, and 56 constraints, problems are : Problem set: 0 solved, 24 unsolved in 1596 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2044ms problems are : Problem set: 0 solved, 24 unsolved
Search for dead transitions found 0 dead transitions in 2045ms
[2025-06-02 04:01:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 04:01:01] [INFO ] Implicit Places using invariants in 20 ms returned []
[2025-06-02 04:01:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 04:01:01] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-06-02 04:01:01] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 51 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 04:01:01] [INFO ] Redundant transitions in 0 ms returned []
Running 24 sub problems to find dead transitions.
[2025-06-02 04:01:01] [INFO ] Invariant cache hit.
[2025-06-02 04:01:01] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:01] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:01] [INFO ] Deduced a trap composed of 3 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:01] [INFO ] Deduced a trap composed of 3 places in 27 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:01] [INFO ] Deduced a trap composed of 3 places in 26 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (OVERLAPS) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Real declared 52/53 variables, and 32 constraints, problems are : Problem set: 0 solved, 24 unsolved in 442 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 24/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 8 (OVERLAPS) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Int declared 52/53 variables, and 56 constraints, problems are : Problem set: 0 solved, 24 unsolved in 1575 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2021ms problems are : Problem set: 0 solved, 24 unsolved
Search for dead transitions found 0 dead transitions in 2022ms
Finished structural reductions in SI_CTL mode , in 1 iterations and 4125 ms. Remains : 20/20 places, 33/33 transitions.
[2025-06-02 04:01:03] [INFO ] Flatten gal took : 4 ms
[2025-06-02 04:01:03] [INFO ] Flatten gal took : 2 ms
[2025-06-02 04:01:03] [INFO ] Input system was already deterministic with 33 transitions.
RANDOM walk for 275 steps (1 resets) in 8 ms. (30 steps per ms) remains 0/1 properties
FORMULA JoinFreeModules-PT-0004-CTLFireability-2025-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2025-06-02 04:01:03] [INFO ] Flatten gal took : 2 ms
[2025-06-02 04:01:03] [INFO ] Flatten gal took : 2 ms
[2025-06-02 04:01:03] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15087090576318899421.gal : 1 ms
[2025-06-02 04:01:03] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3651434669151695786.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality15087090576318899421.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3651434669151695786.prop' '--nowitness' '--gen-order' 'FOLLOW'

ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 33/33 transitions.
Applied a total of 0 rules in 0 ms. Remains 20 /20 variables (removed 0) and now considering 33/33 (removed 0) transitions.
Running 24 sub problems to find dead transitions.
[2025-06-02 04:01:03] [INFO ] Invariant cache hit.
[2025-06-02 04:01:03] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:03] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:03] [INFO ] Deduced a trap composed of 3 places in 28 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:03] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:03] [INFO ] Deduced a trap composed of 3 places in 27 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (OVERLAPS) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Real declared 52/53 variables, and 32 constraints, problems are : Problem set: 0 solved, 24 unsolved in 427 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 24/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 8 (OVERLAPS) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Int declared 52/53 variables, and 56 constraints, problems are : Problem set: 0 solved, 24 unsolved in 1613 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2045ms problems are : Problem set: 0 solved, 24 unsolved
Search for dead transitions found 0 dead transitions in 2045ms
[2025-06-02 04:01:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 04:01:05] [INFO ] Implicit Places using invariants in 19 ms returned []
[2025-06-02 04:01:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 04:01:05] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-06-02 04:01:05] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
Running 24 sub problems to find dead transitions.
[2025-06-02 04:01:05] [INFO ] Invariant cache hit.
[2025-06-02 04:01:05] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:05] [INFO ] Deduced a trap composed of 3 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:05] [INFO ] Deduced a trap composed of 3 places in 28 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:05] [INFO ] Deduced a trap composed of 3 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:05] [INFO ] Deduced a trap composed of 3 places in 26 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (OVERLAPS) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Real declared 52/53 variables, and 32 constraints, problems are : Problem set: 0 solved, 24 unsolved in 435 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 24/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 8 (OVERLAPS) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Int declared 52/53 variables, and 56 constraints, problems are : Problem set: 0 solved, 24 unsolved in 1590 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2029ms problems are : Problem set: 0 solved, 24 unsolved
Search for dead transitions found 0 dead transitions in 2031ms
Finished structural reductions in LTL mode , in 1 iterations and 4126 ms. Remains : 20/20 places, 33/33 transitions.
[2025-06-02 04:01:07] [INFO ] Flatten gal took : 4 ms
[2025-06-02 04:01:07] [INFO ] Flatten gal took : 1 ms
[2025-06-02 04:01:07] [INFO ] Input system was already deterministic with 33 transitions.
[2025-06-02 04:01:07] [INFO ] Flatten gal took : 3 ms
[2025-06-02 04:01:07] [INFO ] Flatten gal took : 2 ms
[2025-06-02 04:01:07] [INFO ] Time to serialize gal into /tmp/CTLFireability16815335884189303960.gal : 1 ms
[2025-06-02 04:01:07] [INFO ] Time to serialize properties into /tmp/CTLFireability14368007353243418760.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability16815335884189303960.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability14368007353243418760.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...285
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.47763e+07,0.008702,3980,2,128,5,1441,6,0,176,1196,0


Converting to forward existential form...Done !
original formula: ((EX(EG((((p9>=3)&&(p1>=3)) + EX((p7>=2))))) * AF(AG(EF((p19>=3))))) * (AX(((AX((p3<2)) + AG((p4<3))) + EF((p14<4)))) + (!(A((p19>=4) U (...181
=> equivalent forward existential formula: (([(Init * !(EX(EG((((p9>=3)&&(p1>=3)) + EX((p7>=2)))))))] = FALSE * [FwdG(Init,!(!(E(TRUE U !(E(TRUE U (p19>=3)...359
Reverse transition relation is NOT exact ! Due to transitions t2, t3, t4, t10, t11, t12, t18, t19, t20, t26, t27, t28, Intersection with reachable at each...217
(forward)formula 0,0,0.042888,5644,1,0,129,11407,95,65,1081,9982,143
FORMULA JoinFreeModules-PT-0004-CTLFireability-2025-06 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 33/33 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 33/33 (removed 0) transitions.
Running 24 sub problems to find dead transitions.
[2025-06-02 04:01:07] [INFO ] Invariant cache hit.
[2025-06-02 04:01:07] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:07] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:08] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:08] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:08] [INFO ] Deduced a trap composed of 3 places in 31 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (OVERLAPS) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Real declared 52/53 variables, and 32 constraints, problems are : Problem set: 0 solved, 24 unsolved in 426 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 24/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 8 (OVERLAPS) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Int declared 52/53 variables, and 56 constraints, problems are : Problem set: 0 solved, 24 unsolved in 1570 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2000ms problems are : Problem set: 0 solved, 24 unsolved
Search for dead transitions found 0 dead transitions in 2000ms
[2025-06-02 04:01:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 04:01:09] [INFO ] Implicit Places using invariants in 17 ms returned []
[2025-06-02 04:01:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 04:01:09] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-06-02 04:01:09] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 42 ms to find 0 implicit places.
Running 24 sub problems to find dead transitions.
[2025-06-02 04:01:09] [INFO ] Invariant cache hit.
[2025-06-02 04:01:09] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:10] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:10] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:10] [INFO ] Deduced a trap composed of 3 places in 27 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:10] [INFO ] Deduced a trap composed of 3 places in 28 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (OVERLAPS) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Real declared 52/53 variables, and 32 constraints, problems are : Problem set: 0 solved, 24 unsolved in 434 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 24/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 8 (OVERLAPS) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Int declared 52/53 variables, and 56 constraints, problems are : Problem set: 0 solved, 24 unsolved in 1615 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2056ms problems are : Problem set: 0 solved, 24 unsolved
Search for dead transitions found 0 dead transitions in 2056ms
Finished structural reductions in LTL mode , in 1 iterations and 4100 ms. Remains : 20/20 places, 33/33 transitions.
[2025-06-02 04:01:11] [INFO ] Flatten gal took : 4 ms
[2025-06-02 04:01:11] [INFO ] Flatten gal took : 4 ms
[2025-06-02 04:01:11] [INFO ] Input system was already deterministic with 33 transitions.
[2025-06-02 04:01:11] [INFO ] Flatten gal took : 1 ms
[2025-06-02 04:01:11] [INFO ] Flatten gal took : 1 ms
[2025-06-02 04:01:11] [INFO ] Time to serialize gal into /tmp/CTLFireability9690615904697777564.gal : 0 ms
[2025-06-02 04:01:11] [INFO ] Time to serialize properties into /tmp/CTLFireability12653785448022673631.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability9690615904697777564.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability12653785448022673631.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.47763e+07,0.012028,3980,2,128,5,1441,6,0,176,1196,0


Converting to forward existential form...Done !
original formula: EX((p13>=1))
=> equivalent forward existential formula: [(EY(Init) * (p13>=1))] != FALSE
(forward)formula 0,1,0.012791,4236,1,0,8,1441,8,1,232,1196,2
FORMULA JoinFreeModules-PT-0004-CTLFireability-2025-07 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 33/33 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 33/33 (removed 0) transitions.
Running 24 sub problems to find dead transitions.
[2025-06-02 04:01:12] [INFO ] Invariant cache hit.
[2025-06-02 04:01:12] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:12] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:12] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:12] [INFO ] Deduced a trap composed of 3 places in 26 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:12] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (OVERLAPS) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Real declared 52/53 variables, and 32 constraints, problems are : Problem set: 0 solved, 24 unsolved in 424 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 24/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 8 (OVERLAPS) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Int declared 52/53 variables, and 56 constraints, problems are : Problem set: 0 solved, 24 unsolved in 1580 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2008ms problems are : Problem set: 0 solved, 24 unsolved
Search for dead transitions found 0 dead transitions in 2009ms
[2025-06-02 04:01:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 04:01:14] [INFO ] Implicit Places using invariants in 20 ms returned []
[2025-06-02 04:01:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 04:01:14] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-06-02 04:01:14] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 52 ms to find 0 implicit places.
Running 24 sub problems to find dead transitions.
[2025-06-02 04:01:14] [INFO ] Invariant cache hit.
[2025-06-02 04:01:14] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:14] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:14] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:14] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:14] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (OVERLAPS) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Real declared 52/53 variables, and 32 constraints, problems are : Problem set: 0 solved, 24 unsolved in 426 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 24/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 8 (OVERLAPS) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Int declared 52/53 variables, and 56 constraints, problems are : Problem set: 0 solved, 24 unsolved in 1573 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2009ms problems are : Problem set: 0 solved, 24 unsolved
Search for dead transitions found 0 dead transitions in 2010ms
Finished structural reductions in LTL mode , in 1 iterations and 4073 ms. Remains : 20/20 places, 33/33 transitions.
[2025-06-02 04:01:16] [INFO ] Flatten gal took : 4 ms
[2025-06-02 04:01:16] [INFO ] Flatten gal took : 2 ms
[2025-06-02 04:01:16] [INFO ] Input system was already deterministic with 33 transitions.
[2025-06-02 04:01:16] [INFO ] Flatten gal took : 7 ms
[2025-06-02 04:01:16] [INFO ] Flatten gal took : 1 ms
[2025-06-02 04:01:16] [INFO ] Time to serialize gal into /tmp/CTLFireability4400885564615931159.gal : 0 ms
[2025-06-02 04:01:16] [INFO ] Time to serialize properties into /tmp/CTLFireability10430862505002559992.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability4400885564615931159.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability10430862505002559992.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.47763e+07,0.007961,3980,2,128,5,1441,6,0,176,1196,0


Converting to forward existential form...Done !
original formula: AF(AX((p7>=2)))
=> equivalent forward existential formula: [FwdG(Init,!(!(EX(!((p7>=2))))))] = FALSE
Reverse transition relation is NOT exact ! Due to transitions t2, t3, t4, t10, t11, t12, t18, t19, t20, t26, t27, t28, Intersection with reachable at each...217
(forward)formula 0,0,0.142719,10380,1,0,197,33269,88,158,1018,49612,196
FORMULA JoinFreeModules-PT-0004-CTLFireability-2025-08 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in SI_CTL mode, iteration 0 : 20/20 places, 33/33 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 33/33 (removed 0) transitions.
Running 24 sub problems to find dead transitions.
[2025-06-02 04:01:16] [INFO ] Invariant cache hit.
[2025-06-02 04:01:16] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:16] [INFO ] Deduced a trap composed of 3 places in 16 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:16] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:16] [INFO ] Deduced a trap composed of 3 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:16] [INFO ] Deduced a trap composed of 3 places in 26 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (OVERLAPS) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Real declared 52/53 variables, and 32 constraints, problems are : Problem set: 0 solved, 24 unsolved in 471 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 24/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 8 (OVERLAPS) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Int declared 52/53 variables, and 56 constraints, problems are : Problem set: 0 solved, 24 unsolved in 1591 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2068ms problems are : Problem set: 0 solved, 24 unsolved
Search for dead transitions found 0 dead transitions in 2068ms
[2025-06-02 04:01:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 04:01:18] [INFO ] Implicit Places using invariants in 22 ms returned []
[2025-06-02 04:01:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 04:01:18] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-06-02 04:01:18] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 55 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 04:01:18] [INFO ] Redundant transitions in 0 ms returned []
Running 24 sub problems to find dead transitions.
[2025-06-02 04:01:18] [INFO ] Invariant cache hit.
[2025-06-02 04:01:18] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:18] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:18] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:18] [INFO ] Deduced a trap composed of 3 places in 26 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:18] [INFO ] Deduced a trap composed of 3 places in 27 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (OVERLAPS) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Real declared 52/53 variables, and 32 constraints, problems are : Problem set: 0 solved, 24 unsolved in 431 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 24/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 8 (OVERLAPS) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Int declared 52/53 variables, and 56 constraints, problems are : Problem set: 0 solved, 24 unsolved in 1580 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2015ms problems are : Problem set: 0 solved, 24 unsolved
Search for dead transitions found 0 dead transitions in 2015ms
Finished structural reductions in SI_CTL mode , in 1 iterations and 4143 ms. Remains : 20/20 places, 33/33 transitions.
[2025-06-02 04:01:20] [INFO ] Flatten gal took : 4 ms
[2025-06-02 04:01:20] [INFO ] Flatten gal took : 2 ms
[2025-06-02 04:01:20] [INFO ] Input system was already deterministic with 33 transitions.
[2025-06-02 04:01:20] [INFO ] Flatten gal took : 1 ms
[2025-06-02 04:01:20] [INFO ] Flatten gal took : 2 ms
[2025-06-02 04:01:20] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10848707006927615422.gal : 1 ms
[2025-06-02 04:01:20] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15836299280310379022.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10848707006927615422.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15836299280310379022.prop' '--nowitness' '--gen-order' 'FOLLOW'
RANDOM walk for 1937 steps (10 resets) in 20 ms. (92 steps per ms) remains 0/1 properties
FORMULA JoinFreeModules-PT-0004-CTLFireability-2025-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK

ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 33/33 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 33/33 (removed 0) transitions.
Running 24 sub problems to find dead transitions.
[2025-06-02 04:01:20] [INFO ] Invariant cache hit.
[2025-06-02 04:01:20] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:20] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:20] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:20] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:20] [INFO ] Deduced a trap composed of 3 places in 30 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (OVERLAPS) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Real declared 52/53 variables, and 32 constraints, problems are : Problem set: 0 solved, 24 unsolved in 425 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 24/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 8 (OVERLAPS) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Int declared 52/53 variables, and 56 constraints, problems are : Problem set: 0 solved, 24 unsolved in 1586 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2016ms problems are : Problem set: 0 solved, 24 unsolved
Search for dead transitions found 0 dead transitions in 2016ms
[2025-06-02 04:01:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 04:01:22] [INFO ] Implicit Places using invariants in 18 ms returned []
[2025-06-02 04:01:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 04:01:22] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-06-02 04:01:22] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
Running 24 sub problems to find dead transitions.
[2025-06-02 04:01:22] [INFO ] Invariant cache hit.
[2025-06-02 04:01:22] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:22] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:22] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:22] [INFO ] Deduced a trap composed of 3 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:22] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (OVERLAPS) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Real declared 52/53 variables, and 32 constraints, problems are : Problem set: 0 solved, 24 unsolved in 412 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 24/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 8 (OVERLAPS) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Int declared 52/53 variables, and 56 constraints, problems are : Problem set: 0 solved, 24 unsolved in 1596 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2016ms problems are : Problem set: 0 solved, 24 unsolved
Search for dead transitions found 0 dead transitions in 2017ms
Finished structural reductions in LTL mode , in 1 iterations and 4079 ms. Remains : 20/20 places, 33/33 transitions.
[2025-06-02 04:01:24] [INFO ] Flatten gal took : 4 ms
[2025-06-02 04:01:24] [INFO ] Flatten gal took : 2 ms
[2025-06-02 04:01:24] [INFO ] Input system was already deterministic with 33 transitions.
[2025-06-02 04:01:24] [INFO ] Flatten gal took : 2 ms
[2025-06-02 04:01:24] [INFO ] Flatten gal took : 1 ms
[2025-06-02 04:01:24] [INFO ] Time to serialize gal into /tmp/CTLFireability16410061637166957676.gal : 0 ms
[2025-06-02 04:01:24] [INFO ] Time to serialize properties into /tmp/CTLFireability12045270473340740997.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability16410061637166957676.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability12045270473340740997.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...285
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.47763e+07,0.00753,3980,2,128,5,1441,6,0,176,1196,0


Converting to forward existential form...Done !
original formula: (EX(AF((p19>=3))) + ((AX((EF(((p15>=5)&&(p16>=3))) * E((p18<1) U A((p17>=2) U (p13>=1))))) * EF((A((p3<2) U ((p19>=4)&&(p14>=3))) * E(((p...253
=> equivalent forward existential formula: ((([(EY((Init * !(EX(!(EG(!((p19>=3)))))))) * !(E(TRUE U ((p15>=5)&&(p16>=3)))))] = FALSE * [(EY((Init * !(EX(!(...644
Reverse transition relation is NOT exact ! Due to transitions t2, t3, t4, t10, t11, t12, t18, t19, t20, t26, t27, t28, Intersection with reachable at each...217
(forward)formula 0,0,0.59033,28872,1,0,905,140301,108,519,1020,204044,954
FORMULA JoinFreeModules-PT-0004-CTLFireability-2025-10 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 33/33 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 33/33 (removed 0) transitions.
Running 24 sub problems to find dead transitions.
[2025-06-02 04:01:25] [INFO ] Invariant cache hit.
[2025-06-02 04:01:25] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:25] [INFO ] Deduced a trap composed of 3 places in 16 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:25] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:25] [INFO ] Deduced a trap composed of 3 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:25] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (OVERLAPS) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Real declared 52/53 variables, and 32 constraints, problems are : Problem set: 0 solved, 24 unsolved in 424 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 24/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 8 (OVERLAPS) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Int declared 52/53 variables, and 56 constraints, problems are : Problem set: 0 solved, 24 unsolved in 1577 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2006ms problems are : Problem set: 0 solved, 24 unsolved
Search for dead transitions found 0 dead transitions in 2008ms
[2025-06-02 04:01:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 04:01:27] [INFO ] Implicit Places using invariants in 20 ms returned []
[2025-06-02 04:01:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 04:01:27] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-06-02 04:01:27] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
Running 24 sub problems to find dead transitions.
[2025-06-02 04:01:27] [INFO ] Invariant cache hit.
[2025-06-02 04:01:27] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:27] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:27] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:27] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:27] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (OVERLAPS) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Real declared 52/53 variables, and 32 constraints, problems are : Problem set: 0 solved, 24 unsolved in 411 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 24/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 8 (OVERLAPS) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Int declared 52/53 variables, and 56 constraints, problems are : Problem set: 0 solved, 24 unsolved in 1544 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1967ms problems are : Problem set: 0 solved, 24 unsolved
Search for dead transitions found 0 dead transitions in 1967ms
Finished structural reductions in LTL mode , in 1 iterations and 4025 ms. Remains : 20/20 places, 33/33 transitions.
[2025-06-02 04:01:29] [INFO ] Flatten gal took : 3 ms
[2025-06-02 04:01:29] [INFO ] Flatten gal took : 2 ms
[2025-06-02 04:01:29] [INFO ] Input system was already deterministic with 33 transitions.
[2025-06-02 04:01:29] [INFO ] Flatten gal took : 2 ms
[2025-06-02 04:01:29] [INFO ] Flatten gal took : 2 ms
[2025-06-02 04:01:29] [INFO ] Time to serialize gal into /tmp/CTLFireability780843727523186030.gal : 0 ms
[2025-06-02 04:01:29] [INFO ] Time to serialize properties into /tmp/CTLFireability10766249547334888560.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability780843727523186030.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability10766249547334888560.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.47763e+07,0.009308,3980,2,128,5,1441,6,0,176,1196,0


Converting to forward existential form...Done !
original formula: ((EX(AG((p9<4))) + EF((EG((p1>=5)) * E((((p16>=3)||(p8>=2))||(p14>=4)) U (p11<3))))) + EX(((AF((((p8>=1)&&(p10>=5))||(p6>=5))) * (p14>=4)...194
=> equivalent forward existential formula: (([(EY(Init) * !(E(TRUE U !((p9<4)))))] != FALSE + [(FwdU((FwdU(Init,TRUE) * EG((p1>=5))),(((p16>=3)||(p8>=2))||...329
Reverse transition relation is NOT exact ! Due to transitions t2, t3, t4, t10, t11, t12, t18, t19, t20, t26, t27, t28, Intersection with reachable at each...217
Hit Full ! (commute/partial/dont) 19/0/14
(forward)formula 0,1,0.062491,6668,1,0,141,17519,102,65,1094,16842,151
FORMULA JoinFreeModules-PT-0004-CTLFireability-2025-11 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 33/33 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 33/33 (removed 0) transitions.
Running 24 sub problems to find dead transitions.
[2025-06-02 04:01:29] [INFO ] Invariant cache hit.
[2025-06-02 04:01:29] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:29] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:29] [INFO ] Deduced a trap composed of 3 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:29] [INFO ] Deduced a trap composed of 3 places in 26 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:29] [INFO ] Deduced a trap composed of 3 places in 30 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (OVERLAPS) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Real declared 52/53 variables, and 32 constraints, problems are : Problem set: 0 solved, 24 unsolved in 434 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 24/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 8 (OVERLAPS) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Int declared 52/53 variables, and 56 constraints, problems are : Problem set: 0 solved, 24 unsolved in 1586 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2024ms problems are : Problem set: 0 solved, 24 unsolved
Search for dead transitions found 0 dead transitions in 2024ms
[2025-06-02 04:01:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 04:01:31] [INFO ] Implicit Places using invariants in 21 ms returned []
[2025-06-02 04:01:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 04:01:31] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-06-02 04:01:31] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 54 ms to find 0 implicit places.
Running 24 sub problems to find dead transitions.
[2025-06-02 04:01:31] [INFO ] Invariant cache hit.
[2025-06-02 04:01:31] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:31] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:31] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:31] [INFO ] Deduced a trap composed of 3 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 04:01:31] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (OVERLAPS) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Real declared 52/53 variables, and 32 constraints, problems are : Problem set: 0 solved, 24 unsolved in 429 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 24/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 8 (OVERLAPS) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Int declared 52/53 variables, and 56 constraints, problems are : Problem set: 0 solved, 24 unsolved in 1613 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2047ms problems are : Problem set: 0 solved, 24 unsolved
Search for dead transitions found 0 dead transitions in 2047ms
Finished structural reductions in LTL mode , in 1 iterations and 4127 ms. Remains : 20/20 places, 33/33 transitions.
[2025-06-02 04:01:33] [INFO ] Flatten gal took : 2 ms
[2025-06-02 04:01:33] [INFO ] Flatten gal took : 1 ms
[2025-06-02 04:01:33] [INFO ] Input system was already deterministic with 33 transitions.
[2025-06-02 04:01:33] [INFO ] Flatten gal took : 1 ms
[2025-06-02 04:01:33] [INFO ] Flatten gal took : 1 ms
[2025-06-02 04:01:33] [INFO ] Time to serialize gal into /tmp/CTLFireability8975485915419950282.gal : 0 ms
[2025-06-02 04:01:33] [INFO ] Time to serialize properties into /tmp/CTLFireability10606409225964628121.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability8975485915419950282.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability10606409225964628121.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.47763e+07,0.009096,3980,2,128,5,1441,6,0,176,1196,0


Converting to forward existential form...Done !
original formula: AX(AG((p2>=2)))
=> equivalent forward existential formula: [(FwdU(EY(Init),TRUE) * !((p2>=2)))] = FALSE
(forward)formula 0,0,0.013842,4236,1,0,9,1811,10,2,368,1644,4
FORMULA JoinFreeModules-PT-0004-CTLFireability-2023-14 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

[2025-06-02 04:01:33] [INFO ] Flatten gal took : 1 ms
[2025-06-02 04:01:33] [INFO ] Flatten gal took : 1 ms
Total runtime 56551 ms.

BK_STOP 1748836893477

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ CTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution CTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination CTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

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="JoinFreeModules-PT-0004"
export BK_EXAMINATION="CTLFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
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 itstools"
echo " Input is JoinFreeModules-PT-0004, examination is CTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r114-tall-174876422600402"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/JoinFreeModules-PT-0004.tgz
mv JoinFreeModules-PT-0004 execution
cd execution
if [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "UpperBounds" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] || [ "CTLFireability" = "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 [ "CTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLFireability" != "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 "CTLFireability.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 '' CTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLFireability"
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 ;