About the Execution of ITS-Tools for BridgeAndVehicles-COL-V10P10N10
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 1435558.00 | 0.00 | 0.00 | TFTFFTTFFFTTTFFT | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r016-smll-174853764600172.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 BridgeAndVehicles-COL-V10P10N10, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r016-smll-174853764600172
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 484K
-rw-r--r-- 1 mcc users 7.5K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 71K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.2K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K 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 6.4K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.3K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.0K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 111K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 74K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 29 14:32 equiv_pt
-rw-r--r-- 1 mcc users 10 May 29 14:32 instance
-rw-r--r-- 1 mcc users 5 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 38K 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 BridgeAndVehicles-COL-V10P10N10-LTLFireability-00
FORMULA_NAME BridgeAndVehicles-COL-V10P10N10-LTLFireability-01
FORMULA_NAME BridgeAndVehicles-COL-V10P10N10-LTLFireability-02
FORMULA_NAME BridgeAndVehicles-COL-V10P10N10-LTLFireability-03
FORMULA_NAME BridgeAndVehicles-COL-V10P10N10-LTLFireability-04
FORMULA_NAME BridgeAndVehicles-COL-V10P10N10-LTLFireability-05
FORMULA_NAME BridgeAndVehicles-COL-V10P10N10-LTLFireability-06
FORMULA_NAME BridgeAndVehicles-COL-V10P10N10-LTLFireability-07
FORMULA_NAME BridgeAndVehicles-COL-V10P10N10-LTLFireability-08
FORMULA_NAME BridgeAndVehicles-COL-V10P10N10-LTLFireability-09
FORMULA_NAME BridgeAndVehicles-COL-V10P10N10-LTLFireability-10
FORMULA_NAME BridgeAndVehicles-COL-V10P10N10-LTLFireability-11
FORMULA_NAME BridgeAndVehicles-COL-V10P10N10-LTLFireability-12
FORMULA_NAME BridgeAndVehicles-COL-V10P10N10-LTLFireability-13
FORMULA_NAME BridgeAndVehicles-COL-V10P10N10-LTLFireability-14
FORMULA_NAME BridgeAndVehicles-COL-V10P10N10-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1748739719495
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BridgeAndVehicles-COL-V10P10N10
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
LTLFireability COL
Running Version 202505121319
[2025-06-01 01:02:01] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-01 01:02:01] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-01 01:02:01] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2025-06-01 01:02:02] [WARNING] Using fallBack plugin, rng conformance not checked
[2025-06-01 01:02:02] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 894 ms
[2025-06-01 01:02:02] [INFO ] Imported 15 HL places and 11 HL transitions for a total of 48 PT places and 5438.0 transition bindings in 32 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 14 ms.
Working with output stream class java.io.PrintStream
[2025-06-01 01:02:02] [INFO ] Built PT skeleton of HLPN with 15 places and 11 transitions 56 arcs in 9 ms.
[2025-06-01 01:02:02] [INFO ] Skeletonized 8 HLPN properties in 2 ms. Removed 8 properties that had guard overlaps.
Initial state reduction rules removed 1 formulas.
FORMULA BridgeAndVehicles-COL-V10P10N10-LTLFireability-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V10P10N10-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 12 stabilizing places and 6 stable transitions
Graph (complete) has 51 edges and 15 vertex of which 13 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.6 ms
Remains 2 properties that can be checked using skeleton over-approximation.
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
Computed a total of 9 stabilizing places and 6 stable transitions
Graph (complete) has 22 edges and 12 vertex of which 10 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
RANDOM walk for 103 steps (0 resets) in 9 ms. (10 steps per ms) remains 0/2 properties
[2025-06-01 01:02:03] [INFO ] Flatten gal took : 20 ms
[2025-06-01 01:02:03] [INFO ] Flatten gal took : 3 ms
Arc [13:1*[(MOD (ADD $cpt 1) 11)]] contains successor/predecessor on variables of sort compteur
Arc [1:1*[(MOD (ADD $cA 1) 11)]] contains successor/predecessor on variables of sort voitureA
Arc [6:1*[(MOD (ADD (MOD (MINUS $cB 1) 11) 11) 11)]] contains successor/predecessor on variables of sort voitureB
Arc [14:1*[(MOD (ADD $s 1) 2)]] contains successor/predecessor on variables of sort sens
[2025-06-01 01:02:03] [INFO ] Unfolded HLPN to a Petri net with 48 places and 288 transitions 2090 arcs in 68 ms.
[2025-06-01 01:02:03] [INFO ] Unfolded 14 HLPN properties in 1 ms.
Initial state reduction rules removed 2 formulas.
FORMULA BridgeAndVehicles-COL-V10P10N10-LTLFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V10P10N10-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 46 out of 48 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 48/48 places, 288/288 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 46 transition count 288
Applied a total of 2 rules in 27 ms. Remains 46 /48 variables (removed 2) and now considering 288/288 (removed 0) transitions.
Running 285 sub problems to find dead transitions.
[2025-06-01 01:02:03] [INFO ] Flow matrix only has 90 transitions (discarded 198 similar events)
// Phase 1: matrix 90 rows 46 cols
[2025-06-01 01:02:03] [INFO ] Computed 5 invariants in 7 ms
[2025-06-01 01:02:03] [INFO ] State equation strengthened by 22 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 285 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:02:05] [INFO ] Deduced a trap composed of 5 places in 177 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:02:06] [INFO ] Deduced a trap composed of 14 places in 82 ms of which 2 ms to minimize.
Problem TDEAD168 is UNSAT
Problem TDEAD179 is UNSAT
Problem TDEAD190 is UNSAT
Problem TDEAD201 is UNSAT
Problem TDEAD212 is UNSAT
Problem TDEAD223 is UNSAT
Problem TDEAD234 is UNSAT
Problem TDEAD245 is UNSAT
Problem TDEAD256 is UNSAT
Problem TDEAD267 is UNSAT
Problem TDEAD58 is UNSAT
Problem TDEAD59 is UNSAT
Problem TDEAD60 is UNSAT
Problem TDEAD61 is UNSAT
Problem TDEAD62 is UNSAT
Problem TDEAD63 is UNSAT
Problem TDEAD64 is UNSAT
Problem TDEAD65 is UNSAT
Problem TDEAD66 is UNSAT
Problem TDEAD67 is UNSAT
At refinement iteration 1 (INCLUDED_ONLY) 0/46 variables, 2/7 constraints. Problems are: Problem set: 20 solved, 265 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 0/7 constraints. Problems are: Problem set: 20 solved, 265 unsolved
Problem TDEAD10 is UNSAT
Problem TDEAD35 is UNSAT
At refinement iteration 3 (OVERLAPS) 90/136 variables, 46/53 constraints. Problems are: Problem set: 22 solved, 263 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/136 variables, 22/75 constraints. Problems are: Problem set: 22 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/136 variables, 0/75 constraints. Problems are: Problem set: 22 solved, 263 unsolved
At refinement iteration 6 (OVERLAPS) 0/136 variables, 0/75 constraints. Problems are: Problem set: 22 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Real declared 136/136 variables, and 75 constraints, problems are : Problem set: 22 solved, 263 unsolved in 11866 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 46/46 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 285/285 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 22 solved, 263 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 5/5 constraints. Problems are: Problem set: 22 solved, 263 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/46 variables, 2/7 constraints. Problems are: Problem set: 22 solved, 263 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 0/7 constraints. Problems are: Problem set: 22 solved, 263 unsolved
At refinement iteration 3 (OVERLAPS) 90/136 variables, 46/53 constraints. Problems are: Problem set: 22 solved, 263 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/136 variables, 22/75 constraints. Problems are: Problem set: 22 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/136 variables, 263/338 constraints. Problems are: Problem set: 22 solved, 263 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/136 variables, 0/338 constraints. Problems are: Problem set: 22 solved, 263 unsolved
At refinement iteration 7 (OVERLAPS) 0/136 variables, 0/338 constraints. Problems are: Problem set: 22 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Int declared 136/136 variables, and 338 constraints, problems are : Problem set: 22 solved, 263 unsolved in 19167 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 46/46 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 263/285 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 31633ms problems are : Problem set: 22 solved, 263 unsolved
Search for dead transitions found 22 dead transitions in 31673ms
Found 22 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 22 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 22 transitions.
[2025-06-01 01:02:35] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
// Phase 1: matrix 86 rows 46 cols
[2025-06-01 01:02:35] [INFO ] Computed 7 invariants in 5 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:02:35] [INFO ] Implicit Places using invariants in 56 ms returned []
[2025-06-01 01:02:35] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2025-06-01 01:02:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:02:35] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-01 01:02:35] [INFO ] Implicit Places using invariants and state equation in 97 ms returned []
Implicit Place search using SMT with State Equation took 162 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 46/48 places, 266/288 transitions.
Applied a total of 0 rules in 4 ms. Remains 46 /46 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 31945 ms. Remains : 46/48 places, 266/288 transitions.
Support contains 46 out of 46 places after structural reductions.
[2025-06-01 01:02:35] [INFO ] Flatten gal took : 64 ms
[2025-06-01 01:02:35] [INFO ] Flatten gal took : 82 ms
[2025-06-01 01:02:35] [INFO ] Input system was already deterministic with 266 transitions.
Reduction of identical properties reduced properties to check from 21 to 16
RANDOM walk for 40000 steps (444 resets) in 2119 ms. (18 steps per ms) remains 2/16 properties
BEST_FIRST walk for 40003 steps (168 resets) in 454 ms. (87 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (140 resets) in 663 ms. (60 steps per ms) remains 2/2 properties
[2025-06-01 01:02:36] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2025-06-01 01:02:36] [INFO ] Invariant cache hit.
[2025-06-01 01:02:36] [INFO ] State equation strengthened by 20 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/29 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem AtomicPropp10 is UNSAT
At refinement iteration 2 (OVERLAPS) 14/43 variables, 5/6 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:02:37] [INFO ] Deduced a trap composed of 14 places in 88 ms of which 4 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 1/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1/44 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/44 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 86/130 variables, 44/52 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/130 variables, 20/72 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/130 variables, 0/72 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 2/132 variables, 2/74 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/132 variables, 0/74 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (OVERLAPS) 0/132 variables, 0/74 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 132/132 variables, and 74 constraints, problems are : Problem set: 1 solved, 1 unsolved in 339 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 46/46 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 0/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 19/43 variables, 5/6 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 1/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1/44 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/44 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 86/130 variables, 44/52 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/130 variables, 20/72 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/130 variables, 0/72 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 2/132 variables, 2/74 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/132 variables, 0/74 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/132 variables, 0/74 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 132/132 variables, and 74 constraints, problems are : Problem set: 1 solved, 1 unsolved in 191 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 46/46 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 555ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 37 ms.
Support contains 24 out of 46 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 46/46 places, 266/266 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 45 transition count 265
Applied a total of 2 rules in 55 ms. Remains 45 /46 variables (removed 1) and now considering 265/266 (removed 1) transitions.
Running 262 sub problems to find dead transitions.
[2025-06-01 01:02:37] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
// Phase 1: matrix 85 rows 45 cols
[2025-06-01 01:02:37] [INFO ] Computed 7 invariants in 3 ms
[2025-06-01 01:02:37] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:02:39] [INFO ] Deduced a trap composed of 5 places in 88 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:02:42] [INFO ] Deduced a trap composed of 14 places in 72 ms of which 3 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 1/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/130 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 130/130 variables, and 74 constraints, problems are : Problem set: 0 solved, 262 unsolved in 10134 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/54 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 262/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 130/130 variables, and 336 constraints, problems are : Problem set: 0 solved, 262 unsolved in 20047 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 30452ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 30456ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30512 ms. Remains : 45/46 places, 265/266 transitions.
RANDOM walk for 40000 steps (509 resets) in 462 ms. (86 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (168 resets) in 879 ms. (45 steps per ms) remains 1/1 properties
Probably explored full state space saw : 164516 states, properties seen :0
Probabilistic random walk after 664718 steps, saw 164516 distinct states, run finished after 2781 ms. (steps per millisecond=239 ) properties seen :0
Explored full state space saw : 164516 states, properties seen :0
Exhaustive walk after 664718 steps, saw 164516 distinct states, run finished after 2389 ms. (steps per millisecond=278 ) properties seen :0
Successfully simplified 2 atomic propositions for a total of 12 simplifications.
Computed a total of 29 stabilizing places and 42 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(((F(p0) U p1)&&(X((p3 U X(p3)))||p2)))))'
Support contains 36 out of 46 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 46/46 places, 266/266 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 45 transition count 265
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 45 transition count 265
Applied a total of 2 rules in 6 ms. Remains 45 /46 variables (removed 1) and now considering 265/266 (removed 1) transitions.
Running 262 sub problems to find dead transitions.
[2025-06-01 01:03:14] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
// Phase 1: matrix 85 rows 45 cols
[2025-06-01 01:03:14] [INFO ] Computed 7 invariants in 2 ms
[2025-06-01 01:03:14] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:03:15] [INFO ] Deduced a trap composed of 5 places in 161 ms of which 5 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (OVERLAPS) 0/130 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 130/130 variables, and 73 constraints, problems are : Problem set: 0 solved, 262 unsolved in 9674 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 262/335 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:03:30] [INFO ] Deduced a trap composed of 14 places in 61 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 1/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 130/130 variables, and 336 constraints, problems are : Problem set: 0 solved, 262 unsolved in 20019 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 30016ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 30017ms
[2025-06-01 01:03:44] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:03:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:03:44] [INFO ] Implicit Places using invariants in 113 ms returned [13, 26]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 117 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 43/46 places, 265/266 transitions.
Applied a total of 0 rules in 3 ms. Remains 43 /43 variables (removed 0) and now considering 265/265 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 30144 ms. Remains : 43/46 places, 265/266 transitions.
Stuttering acceptance computed with spot in 802 ms :[(OR (NOT p1) (AND (NOT p2) (NOT p3))), (OR (NOT p1) (AND (NOT p2) (NOT p3))), (OR (NOT p1) (AND (NOT p2) (NOT p3))), (NOT p0), (NOT p1), (NOT p3), (NOT p3), (NOT p3), true]
Running random walk in product with property : BridgeAndVehicles-COL-V10P10N10-LTLFireability-00
Product exploration explored 100000 steps with 33333 reset in 659 ms.
Product exploration explored 100000 steps with 33333 reset in 493 ms.
Computed a total of 26 stabilizing places and 41 stable transitions
Computed a total of 26 stabilizing places and 41 stable transitions
Detected a total of 26/43 stabilizing places and 41/265 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 3/4 atomic propositions.
Knowledge obtained : [(AND p1 p0 p2 p3), (X (X p2)), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p1)), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p3) (G (NOT p3))))]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 7 factoid took 25 ms. Reduced automaton from 9 states, 13 edges and 4 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA BridgeAndVehicles-COL-V10P10N10-LTLFireability-00 TRUE TECHNIQUES KNOWLEDGE
Treatment of property BridgeAndVehicles-COL-V10P10N10-LTLFireability-00 finished in 32254 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0) U p1)))'
Support contains 17 out of 46 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 46/46 places, 266/266 transitions.
Applied a total of 0 rules in 2 ms. Remains 46 /46 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Running 263 sub problems to find dead transitions.
[2025-06-01 01:03:46] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
// Phase 1: matrix 86 rows 46 cols
[2025-06-01 01:03:46] [INFO ] Computed 7 invariants in 2 ms
[2025-06-01 01:03:46] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/46 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:03:47] [INFO ] Deduced a trap composed of 5 places in 111 ms of which 6 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/46 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (OVERLAPS) 86/132 variables, 46/54 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/132 variables, 20/74 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/132 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 263 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:03:54] [INFO ] Deduced a trap composed of 14 places in 91 ms of which 4 ms to minimize.
At refinement iteration 7 (OVERLAPS) 0/132 variables, 1/75 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/132 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 9 (OVERLAPS) 0/132 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Real declared 132/132 variables, and 75 constraints, problems are : Problem set: 0 solved, 263 unsolved in 13881 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 46/46 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 263 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/46 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/46 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (OVERLAPS) 86/132 variables, 46/55 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/132 variables, 20/75 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/132 variables, 263/338 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/132 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 263 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 132/132 variables, and 338 constraints, problems are : Problem set: 0 solved, 263 unsolved in 20019 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 46/46 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34091ms problems are : Problem set: 0 solved, 263 unsolved
Search for dead transitions found 0 dead transitions in 34092ms
[2025-06-01 01:04:20] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2025-06-01 01:04:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:04:20] [INFO ] Implicit Places using invariants in 175 ms returned [13]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 189 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 45/46 places, 266/266 transitions.
Applied a total of 0 rules in 9 ms. Remains 45 /45 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 34294 ms. Remains : 45/46 places, 266/266 transitions.
Stuttering acceptance computed with spot in 255 ms :[(NOT p1), (NOT p1), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V10P10N10-LTLFireability-01
Stuttering criterion allowed to conclude after 40263 steps with 818 reset in 245 ms.
FORMULA BridgeAndVehicles-COL-V10P10N10-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V10P10N10-LTLFireability-01 finished in 34815 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 13 out of 46 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 46/46 places, 266/266 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 45 transition count 265
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 45 transition count 265
Applied a total of 2 rules in 44 ms. Remains 45 /46 variables (removed 1) and now considering 265/266 (removed 1) transitions.
Running 262 sub problems to find dead transitions.
[2025-06-01 01:04:21] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
// Phase 1: matrix 85 rows 45 cols
[2025-06-01 01:04:21] [INFO ] Computed 7 invariants in 18 ms
[2025-06-01 01:04:21] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:04:22] [INFO ] Deduced a trap composed of 5 places in 110 ms of which 5 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (OVERLAPS) 0/130 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 130/130 variables, and 73 constraints, problems are : Problem set: 0 solved, 262 unsolved in 9995 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 262/335 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:04:37] [INFO ] Deduced a trap composed of 14 places in 61 ms of which 4 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 1/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 130/130 variables, and 336 constraints, problems are : Problem set: 0 solved, 262 unsolved in 20025 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 30340ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 30341ms
[2025-06-01 01:04:51] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:04:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:04:51] [INFO ] Implicit Places using invariants in 140 ms returned [26]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 152 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 44/46 places, 265/266 transitions.
Applied a total of 0 rules in 45 ms. Remains 44 /44 variables (removed 0) and now considering 265/265 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 30583 ms. Remains : 44/46 places, 265/266 transitions.
Stuttering acceptance computed with spot in 100 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V10P10N10-LTLFireability-02
Product exploration explored 100000 steps with 5073 reset in 497 ms.
Product exploration explored 100000 steps with 4984 reset in 602 ms.
Computed a total of 27 stabilizing places and 41 stable transitions
Computed a total of 27 stabilizing places and 41 stable transitions
Knowledge obtained : [p0, (X p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 175 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 99 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 12 steps (0 resets) in 4 ms. (2 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F (NOT p0))]
Knowledge based reduction with 2 factoid took 190 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 85 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 91 ms :[(NOT p0), (NOT p0)]
Support contains 13 out of 44 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 44/44 places, 265/265 transitions.
Applied a total of 0 rules in 19 ms. Remains 44 /44 variables (removed 0) and now considering 265/265 (removed 0) transitions.
Running 262 sub problems to find dead transitions.
[2025-06-01 01:04:53] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
// Phase 1: matrix 85 rows 44 cols
[2025-06-01 01:04:53] [INFO ] Computed 6 invariants in 1 ms
[2025-06-01 01:04:53] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:04:55] [INFO ] Deduced a trap composed of 5 places in 108 ms of which 4 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/129 variables, 44/51 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 20/71 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (OVERLAPS) 0/129 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 129/129 variables, and 71 constraints, problems are : Problem set: 0 solved, 262 unsolved in 9798 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/129 variables, 44/51 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 20/71 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 262/333 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/129 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 129/129 variables, and 333 constraints, problems are : Problem set: 0 solved, 262 unsolved in 20038 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 30096ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 30098ms
[2025-06-01 01:05:23] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:05:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:05:23] [INFO ] Implicit Places using invariants in 144 ms returned []
[2025-06-01 01:05:23] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:05:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:05:23] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-01 01:05:24] [INFO ] Implicit Places using invariants and state equation in 237 ms returned []
Implicit Place search using SMT with State Equation took 386 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 01:05:24] [INFO ] Redundant transitions in 25 ms returned []
Running 262 sub problems to find dead transitions.
[2025-06-01 01:05:24] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:05:24] [INFO ] Invariant cache hit.
[2025-06-01 01:05:24] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:05:25] [INFO ] Deduced a trap composed of 5 places in 131 ms of which 6 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/129 variables, 44/51 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 20/71 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:05:32] [INFO ] Deduced a trap composed of 14 places in 88 ms of which 4 ms to minimize.
At refinement iteration 6 (OVERLAPS) 0/129 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/129 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/129 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 129/129 variables, and 72 constraints, problems are : Problem set: 0 solved, 262 unsolved in 14819 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/129 variables, 44/52 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 20/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 262/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/129 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 129/129 variables, and 334 constraints, problems are : Problem set: 0 solved, 262 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 45110ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 45112ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 75651 ms. Remains : 44/44 places, 265/265 transitions.
Computed a total of 27 stabilizing places and 41 stable transitions
Computed a total of 27 stabilizing places and 41 stable transitions
Knowledge obtained : [p0, (X p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 142 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 77 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 67 steps (0 resets) in 4 ms. (13 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F (NOT p0))]
Knowledge based reduction with 2 factoid took 168 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 111 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 107 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 102 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 4977 reset in 628 ms.
Product exploration explored 100000 steps with 5216 reset in 549 ms.
Built C files in :
/tmp/ltsmin805597875156037558
[2025-06-01 01:06:11] [INFO ] Computing symmetric may disable matrix : 265 transitions.
[2025-06-01 01:06:11] [INFO ] Computation of Complete disable matrix. took 16 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 01:06:11] [INFO ] Computing symmetric may enable matrix : 265 transitions.
[2025-06-01 01:06:11] [INFO ] Computation of Complete enable matrix. took 5 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 01:06:11] [INFO ] Computing Do-Not-Accords matrix : 265 transitions.
[2025-06-01 01:06:11] [INFO ] Computation of Completed DNA matrix. took 10 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 01:06:11] [INFO ] Built C files in 134ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin805597875156037558
Running compilation step : cd /tmp/ltsmin805597875156037558;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 1215 ms.
Running link step : cd /tmp/ltsmin805597875156037558;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 62 ms.
Running LTSmin : cd /tmp/ltsmin805597875156037558;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased15637642072251789485.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 13 out of 44 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 44/44 places, 265/265 transitions.
Applied a total of 0 rules in 12 ms. Remains 44 /44 variables (removed 0) and now considering 265/265 (removed 0) transitions.
Running 262 sub problems to find dead transitions.
[2025-06-01 01:06:26] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:06:26] [INFO ] Invariant cache hit.
[2025-06-01 01:06:26] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:06:27] [INFO ] Deduced a trap composed of 5 places in 122 ms of which 6 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/129 variables, 44/51 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 20/71 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:06:33] [INFO ] Deduced a trap composed of 14 places in 80 ms of which 4 ms to minimize.
At refinement iteration 6 (OVERLAPS) 0/129 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/129 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/129 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 129/129 variables, and 72 constraints, problems are : Problem set: 0 solved, 262 unsolved in 13843 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/129 variables, 44/52 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 20/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 262/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/129 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 129/129 variables, and 334 constraints, problems are : Problem set: 0 solved, 262 unsolved in 20019 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34039ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 34040ms
[2025-06-01 01:07:00] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:07:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:07:00] [INFO ] Implicit Places using invariants in 132 ms returned []
[2025-06-01 01:07:00] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:07:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:07:00] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-01 01:07:00] [INFO ] Implicit Places using invariants and state equation in 236 ms returned []
Implicit Place search using SMT with State Equation took 369 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 01:07:00] [INFO ] Redundant transitions in 7 ms returned []
Running 262 sub problems to find dead transitions.
[2025-06-01 01:07:00] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:07:00] [INFO ] Invariant cache hit.
[2025-06-01 01:07:00] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:07:02] [INFO ] Deduced a trap composed of 5 places in 105 ms of which 5 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/129 variables, 44/51 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 20/71 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:07:07] [INFO ] Deduced a trap composed of 14 places in 89 ms of which 5 ms to minimize.
At refinement iteration 6 (OVERLAPS) 0/129 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/129 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/129 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 129/129 variables, and 72 constraints, problems are : Problem set: 0 solved, 262 unsolved in 12906 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/129 variables, 44/52 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 20/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 262/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/129 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 129/129 variables, and 334 constraints, problems are : Problem set: 0 solved, 262 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 43177ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 43180ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 77621 ms. Remains : 44/44 places, 265/265 transitions.
Built C files in :
/tmp/ltsmin3267834347454516707
[2025-06-01 01:07:43] [INFO ] Computing symmetric may disable matrix : 265 transitions.
[2025-06-01 01:07:43] [INFO ] Computation of Complete disable matrix. took 9 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 01:07:44] [INFO ] Computing symmetric may enable matrix : 265 transitions.
[2025-06-01 01:07:44] [INFO ] Computation of Complete enable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 01:07:44] [INFO ] Computing Do-Not-Accords matrix : 265 transitions.
[2025-06-01 01:07:44] [INFO ] Computation of Completed DNA matrix. took 16 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 01:07:44] [INFO ] Built C files in 80ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin3267834347454516707
Running compilation step : cd /tmp/ltsmin3267834347454516707;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 1321 ms.
Running link step : cd /tmp/ltsmin3267834347454516707;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 63 ms.
Running LTSmin : cd /tmp/ltsmin3267834347454516707;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased4326606968972394737.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2025-06-01 01:07:59] [INFO ] Flatten gal took : 26 ms
[2025-06-01 01:07:59] [INFO ] Flatten gal took : 24 ms
[2025-06-01 01:07:59] [INFO ] Time to serialize gal into /tmp/LTL3590597774353827982.gal : 7 ms
[2025-06-01 01:07:59] [INFO ] Time to serialize properties into /tmp/LTL17329317198640054055.prop : 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL3590597774353827982.gal' '-t' 'CGAL' '-hoa' '/tmp/aut817908357563182681.hoa' '-atoms' '/tmp/LTL17329317198640054055.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...317
Loading property file /tmp/LTL17329317198640054055.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut817908357563182681.hoa
Detected timeout of ITS tools.
[2025-06-01 01:08:14] [INFO ] Flatten gal took : 22 ms
[2025-06-01 01:08:14] [INFO ] Flatten gal took : 26 ms
[2025-06-01 01:08:14] [INFO ] Time to serialize gal into /tmp/LTL4029454952152536742.gal : 4 ms
[2025-06-01 01:08:14] [INFO ] Time to serialize properties into /tmp/LTL15925183256084668859.ltl : 2 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL4029454952152536742.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL15925183256084668859.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((G(F("(((((((CAPACITE<1)||(NB_ATTENTE_A_7<1))||((ATTENTE_A<1)||(CONTROLEUR_0<1)))&&(((CAPACITE<1)||(NB_ATTENTE_A_10<1))||((ATTENTE_A...781
Formula 0 simplified : FG!"(((((((CAPACITE<1)||(NB_ATTENTE_A_7<1))||((ATTENTE_A<1)||(CONTROLEUR_0<1)))&&(((CAPACITE<1)||(NB_ATTENTE_A_10<1))||((ATTENTE_A<1...775
Detected timeout of ITS tools.
[2025-06-01 01:08:29] [INFO ] Flatten gal took : 20 ms
[2025-06-01 01:08:29] [INFO ] Applying decomposition
[2025-06-01 01:08:29] [INFO ] Flatten gal took : 18 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph3328619764104717916.txt' '-o' '/tmp/graph3328619764104717916.bin' '-w' '/tmp/graph3328619764104717916.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph3328619764104717916.bin' '-l' '-1' '-v' '-w' '/tmp/graph3328619764104717916.weights' '-q' '0' '-e' '0.001'
[2025-06-01 01:08:29] [INFO ] Decomposing Gal with order
[2025-06-01 01:08:29] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 01:08:29] [INFO ] Removed a total of 491 redundant transitions.
[2025-06-01 01:08:29] [INFO ] Flatten gal took : 195 ms
[2025-06-01 01:08:29] [INFO ] Fuse similar labels procedure discarded/fused a total of 97 labels/synchronizations in 19 ms.
[2025-06-01 01:08:29] [INFO ] Time to serialize gal into /tmp/LTL4098354584014810900.gal : 5 ms
[2025-06-01 01:08:29] [INFO ] Time to serialize properties into /tmp/LTL5386424204490639136.ltl : 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL4098354584014810900.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL5386424204490639136.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...254
Read 1 LTL properties
Checking formula 0 : !((G(F("(((((((i0.u1.CAPACITE<1)||(i1.u3.NB_ATTENTE_A_7<1))||((i0.u0.ATTENTE_A<1)||(u4.CONTROLEUR_0<1)))&&(((i0.u1.CAPACITE<1)||(i1.u3...991
Formula 0 simplified : FG!"(((((((i0.u1.CAPACITE<1)||(i1.u3.NB_ATTENTE_A_7<1))||((i0.u0.ATTENTE_A<1)||(u4.CONTROLEUR_0<1)))&&(((i0.u1.CAPACITE<1)||(i1.u3.N...985
Reverse transition relation is NOT exact ! Due to transitions t0, t21, t22, t24, t54, t88, t148, t169, t175, i0.u1.t10, i1.t205, i1.t204, i1.t55, Intersec...244
Computing Next relation with stutter on 20 deadlock states
Detected timeout of ITS tools.
Treatment of property BridgeAndVehicles-COL-V10P10N10-LTLFireability-02 finished in 263955 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((X(!p0) U (X(G(!p0))||(X(!p0)&&p1))) U (p2&&F(G(!p2)))))'
Support contains 37 out of 46 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 46/46 places, 266/266 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 45 transition count 265
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 45 transition count 265
Applied a total of 2 rules in 3 ms. Remains 45 /46 variables (removed 1) and now considering 265/266 (removed 1) transitions.
Running 262 sub problems to find dead transitions.
[2025-06-01 01:08:45] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
// Phase 1: matrix 85 rows 45 cols
[2025-06-01 01:08:45] [INFO ] Computed 7 invariants in 2 ms
[2025-06-01 01:08:45] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:08:46] [INFO ] Deduced a trap composed of 5 places in 98 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (OVERLAPS) 0/130 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 130/130 variables, and 73 constraints, problems are : Problem set: 0 solved, 262 unsolved in 9155 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 262/335 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:09:00] [INFO ] Deduced a trap composed of 14 places in 76 ms of which 4 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 1/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 130/130 variables, and 336 constraints, problems are : Problem set: 0 solved, 262 unsolved in 20016 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 29413ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 29415ms
[2025-06-01 01:09:14] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:09:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:09:14] [INFO ] Implicit Places using invariants in 62 ms returned [26]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 64 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 44/46 places, 265/266 transitions.
Applied a total of 0 rules in 2 ms. Remains 44 /44 variables (removed 0) and now considering 265/265 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 29485 ms. Remains : 44/46 places, 265/266 transitions.
Stuttering acceptance computed with spot in 209 ms :[true, p0, p0, p2, true]
Running random walk in product with property : BridgeAndVehicles-COL-V10P10N10-LTLFireability-05
Product exploration explored 100000 steps with 1154 reset in 468 ms.
Product exploration explored 100000 steps with 1154 reset in 509 ms.
Computed a total of 27 stabilizing places and 41 stable transitions
Computed a total of 27 stabilizing places and 41 stable transitions
Detected a total of 27/44 stabilizing places and 41/265 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge obtained : [(AND p2 p1 p0), (X p2), (X (NOT (AND (NOT p1) p0))), (X (NOT (AND (NOT p2) (NOT p1)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X p1), (X (X p2)), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1)))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 10 factoid took 493 ms. Reduced automaton from 5 states, 11 edges and 3 AP (stutter sensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 35 ms :[p2]
RANDOM walk for 126 steps (0 resets) in 7 ms. (15 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND p2 p1 p0), (X p2), (X (NOT (AND (NOT p1) p0))), (X (NOT (AND (NOT p2) (NOT p1)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X p1), (X (X p2)), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1))), (F (NOT p2))]
Knowledge based reduction with 10 factoid took 523 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 34 ms :[p2]
Stuttering acceptance computed with spot in 39 ms :[p2]
[2025-06-01 01:09:16] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
// Phase 1: matrix 85 rows 44 cols
[2025-06-01 01:09:16] [INFO ] Computed 6 invariants in 3 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-01 01:09:17] [INFO ] [Real]Absence check using 6 positive place invariants in 5 ms returned sat
[2025-06-01 01:09:17] [INFO ] [Real]Absence check using state equation in 64 ms returned sat
[2025-06-01 01:09:17] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-01 01:09:17] [INFO ] [Nat]Absence check using 6 positive place invariants in 4 ms returned sat
[2025-06-01 01:09:17] [INFO ] [Nat]Absence check using state equation in 41 ms returned sat
[2025-06-01 01:09:17] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-01 01:09:17] [INFO ] [Nat]Added 20 Read/Feed constraints in 57 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:09:17] [INFO ] Deduced a trap composed of 14 places in 82 ms of which 4 ms to minimize.
[2025-06-01 01:09:17] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 211 ms
[2025-06-01 01:09:17] [INFO ] Computed and/alt/rep : 28/56/28 causal constraints (skipped 54 transitions) in 16 ms.
[2025-06-01 01:09:17] [INFO ] Added : 12 causal constraints over 3 iterations in 101 ms. Result :sat
Could not prove EG p2
Support contains 12 out of 44 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 44/44 places, 265/265 transitions.
Applied a total of 0 rules in 8 ms. Remains 44 /44 variables (removed 0) and now considering 265/265 (removed 0) transitions.
Running 262 sub problems to find dead transitions.
[2025-06-01 01:09:17] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:09:17] [INFO ] Invariant cache hit.
[2025-06-01 01:09:17] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:09:19] [INFO ] Deduced a trap composed of 5 places in 102 ms of which 4 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/129 variables, 44/51 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 20/71 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:09:23] [INFO ] Deduced a trap composed of 14 places in 71 ms of which 4 ms to minimize.
At refinement iteration 6 (OVERLAPS) 0/129 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/129 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/129 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 129/129 variables, and 72 constraints, problems are : Problem set: 0 solved, 262 unsolved in 10197 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/129 variables, 44/52 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 20/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 262/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/129 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 129/129 variables, and 334 constraints, problems are : Problem set: 0 solved, 262 unsolved in 20019 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 30395ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 30397ms
[2025-06-01 01:09:48] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:09:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:09:48] [INFO ] Implicit Places using invariants in 64 ms returned []
[2025-06-01 01:09:48] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:09:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:09:48] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-01 01:09:48] [INFO ] Implicit Places using invariants and state equation in 169 ms returned []
Implicit Place search using SMT with State Equation took 256 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 01:09:48] [INFO ] Redundant transitions in 7 ms returned []
Running 262 sub problems to find dead transitions.
[2025-06-01 01:09:48] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:09:48] [INFO ] Invariant cache hit.
[2025-06-01 01:09:48] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:09:50] [INFO ] Deduced a trap composed of 5 places in 103 ms of which 5 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/129 variables, 44/51 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 20/71 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:09:56] [INFO ] Deduced a trap composed of 14 places in 96 ms of which 3 ms to minimize.
At refinement iteration 6 (OVERLAPS) 0/129 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/129 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/129 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 129/129 variables, and 72 constraints, problems are : Problem set: 0 solved, 262 unsolved in 14844 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/129 variables, 44/52 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 20/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 262/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/129 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (OVERLAPS) 0/129 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 129/129 variables, and 334 constraints, problems are : Problem set: 0 solved, 262 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 45143ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 45145ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 75845 ms. Remains : 44/44 places, 265/265 transitions.
Computed a total of 27 stabilizing places and 41 stable transitions
Computed a total of 27 stabilizing places and 41 stable transitions
Detected a total of 27/44 stabilizing places and 41/265 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [p2, (X p2), (X (X p2)), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 100 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 37 ms :[p2]
RANDOM walk for 152 steps (0 resets) in 4 ms. (30 steps per ms) remains 0/1 properties
Knowledge obtained : [p2, (X p2), (X (X p2)), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(F (NOT p2))]
Knowledge based reduction with 4 factoid took 114 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 34 ms :[p2]
Stuttering acceptance computed with spot in 38 ms :[p2]
[2025-06-01 01:10:34] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:10:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-01 01:10:34] [INFO ] [Real]Absence check using 6 positive place invariants in 5 ms returned sat
[2025-06-01 01:10:34] [INFO ] [Real]Absence check using state equation in 67 ms returned sat
[2025-06-01 01:10:34] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-01 01:10:34] [INFO ] [Nat]Absence check using 6 positive place invariants in 4 ms returned sat
[2025-06-01 01:10:34] [INFO ] [Nat]Absence check using state equation in 50 ms returned sat
[2025-06-01 01:10:34] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-01 01:10:34] [INFO ] [Nat]Added 20 Read/Feed constraints in 20 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:10:34] [INFO ] Deduced a trap composed of 14 places in 109 ms of which 5 ms to minimize.
[2025-06-01 01:10:34] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 127 ms
[2025-06-01 01:10:34] [INFO ] Computed and/alt/rep : 28/56/28 causal constraints (skipped 54 transitions) in 24 ms.
[2025-06-01 01:10:34] [INFO ] Added : 13 causal constraints over 4 iterations in 149 ms. Result :sat
Could not prove EG p2
Stuttering acceptance computed with spot in 50 ms :[p2]
Product exploration explored 100000 steps with 1154 reset in 326 ms.
Product exploration explored 100000 steps with 1153 reset in 341 ms.
Built C files in :
/tmp/ltsmin7644175741544814586
[2025-06-01 01:10:35] [INFO ] Computing symmetric may disable matrix : 265 transitions.
[2025-06-01 01:10:35] [INFO ] Computation of Complete disable matrix. took 5 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 01:10:35] [INFO ] Computing symmetric may enable matrix : 265 transitions.
[2025-06-01 01:10:35] [INFO ] Computation of Complete enable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 01:10:35] [INFO ] Computing Do-Not-Accords matrix : 265 transitions.
[2025-06-01 01:10:35] [INFO ] Computation of Completed DNA matrix. took 7 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 01:10:35] [INFO ] Built C files in 63ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin7644175741544814586
Running compilation step : cd /tmp/ltsmin7644175741544814586;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 1031 ms.
Running link step : cd /tmp/ltsmin7644175741544814586;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 40 ms.
Running LTSmin : cd /tmp/ltsmin7644175741544814586;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased1925753440729147570.hoa' '--buchi-type=spotba'
LTSmin run took 6492 ms.
FORMULA BridgeAndVehicles-COL-V10P10N10-LTLFireability-05 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property BridgeAndVehicles-COL-V10P10N10-LTLFireability-05 finished in 118286 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((G(p1)||p0))))'
Support contains 6 out of 46 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 46/46 places, 266/266 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 45 transition count 265
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 45 transition count 265
Applied a total of 2 rules in 5 ms. Remains 45 /46 variables (removed 1) and now considering 265/266 (removed 1) transitions.
Running 262 sub problems to find dead transitions.
[2025-06-01 01:10:43] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
// Phase 1: matrix 85 rows 45 cols
[2025-06-01 01:10:43] [INFO ] Computed 7 invariants in 1 ms
[2025-06-01 01:10:43] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:10:44] [INFO ] Deduced a trap composed of 5 places in 92 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (OVERLAPS) 0/130 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 130/130 variables, and 73 constraints, problems are : Problem set: 0 solved, 262 unsolved in 7708 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 262/335 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:10:57] [INFO ] Deduced a trap composed of 14 places in 88 ms of which 4 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 1/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Error getting values : (error "ParserException while parsing response: ((t0 1)
(t1 1)
(t2 1)
(t3 1)
(t4 1)
(t5 1)
(t6 1)
(t7 1)
(t8 1)
(t9 1)
(t10 11)
(t11 0)
(t12 0)
(t13 0)
(t14 0)
(t15 0)
(t16 0)
(t17 0)
(t18 10)
(t19 0)
(t20 0)
(t21 3)
(t22 4)
(t23 0)
(t24 0)
(t25 0)
(t26 0)
(t27 0)
(t28 0)
(t29 0)
(t30 10)
(t31 0)
(t32 0)
(t33 1)
(t34 1)
(t35 0)
(t36 0)
(t37 0)
(t38 1)
(t39 0)
(t40 1)
(t41 0)
(t42 1)
(t43 7)
(t44 2)
(t45 1)
(t46 1)
(t47 timeout
1 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 130/130 variables, and 336 constraints, problems are : Problem set: 0 solved, 262 unsolved in 20020 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 27884ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 27886ms
[2025-06-01 01:11:11] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:11:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:11:11] [INFO ] Implicit Places using invariants in 174 ms returned [13, 26]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 178 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 43/46 places, 265/266 transitions.
Applied a total of 0 rules in 4 ms. Remains 43 /43 variables (removed 0) and now considering 265/265 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 28073 ms. Remains : 43/46 places, 265/266 transitions.
Stuttering acceptance computed with spot in 115 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : BridgeAndVehicles-COL-V10P10N10-LTLFireability-06
Product exploration explored 100000 steps with 2578 reset in 479 ms.
Product exploration explored 100000 steps with 2547 reset in 316 ms.
Computed a total of 26 stabilizing places and 41 stable transitions
Computed a total of 26 stabilizing places and 41 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (AND (NOT p1) (NOT p0))), (X (NOT (AND p1 (NOT p0)))), (X (NOT p0)), (X (NOT p1)), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 9 factoid took 125 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 4 states, 9 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 158 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), false, false]
RANDOM walk for 40000 steps (444 resets) in 389 ms. (102 steps per ms) remains 1/6 properties
BEST_FIRST walk for 40002 steps (216 resets) in 450 ms. (88 steps per ms) remains 1/1 properties
[2025-06-01 01:11:12] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
// Phase 1: matrix 85 rows 43 cols
[2025-06-01 01:11:12] [INFO ] Computed 5 invariants in 1 ms
[2025-06-01 01:11:12] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf0 is UNSAT
After SMT solving in domain Real declared 19/128 variables, and 3 constraints, problems are : Problem set: 1 solved, 0 unsolved in 44 ms.
Refiners :[Positive P Invariants (semi-flows): 3/5 constraints, State Equation: 0/43 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 63ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (AND (NOT p1) (NOT p0))), (X (NOT (AND p1 (NOT p0)))), (X (NOT p0)), (X (NOT p1)), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT p0))), (X (X (NOT p1))), (G (OR (NOT p0) (NOT p1)))]
False Knowledge obtained : [(F p0), (F (NOT (OR p0 (NOT p1)))), (F p1), (F (NOT (AND (NOT p0) (NOT p1)))), (F (NOT (OR (NOT p0) p1)))]
Knowledge based reduction with 10 factoid took 403 ms. Reduced automaton from 4 states, 9 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 128 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), false]
Stuttering acceptance computed with spot in 131 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), false]
[2025-06-01 01:11:13] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:11:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-01 01:11:13] [INFO ] [Real]Absence check using 5 positive place invariants in 6 ms returned sat
[2025-06-01 01:11:13] [INFO ] [Real]Absence check using state equation in 65 ms returned sat
[2025-06-01 01:11:13] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-01 01:11:14] [INFO ] [Nat]Absence check using 5 positive place invariants in 4 ms returned sat
[2025-06-01 01:11:14] [INFO ] [Nat]Absence check using state equation in 61 ms returned sat
[2025-06-01 01:11:14] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-01 01:11:14] [INFO ] [Nat]Added 20 Read/Feed constraints in 70 ms returned sat
[2025-06-01 01:11:14] [INFO ] Computed and/alt/rep : 28/56/28 causal constraints (skipped 54 transitions) in 25 ms.
[2025-06-01 01:11:14] [INFO ] Added : 10 causal constraints over 3 iterations in 246 ms. Result :sat
Could not prove EG (AND (NOT p1) (NOT p0))
Support contains 6 out of 43 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 43/43 places, 265/265 transitions.
Applied a total of 0 rules in 21 ms. Remains 43 /43 variables (removed 0) and now considering 265/265 (removed 0) transitions.
Running 262 sub problems to find dead transitions.
[2025-06-01 01:11:14] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:11:14] [INFO ] Invariant cache hit.
[2025-06-01 01:11:14] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:11:15] [INFO ] Deduced a trap composed of 5 places in 115 ms of which 6 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/128 variables, 43/49 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 20/69 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (OVERLAPS) 0/128 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 69 constraints, problems are : Problem set: 0 solved, 262 unsolved in 10655 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 43/43 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/128 variables, 43/49 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 20/69 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 262/331 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 128/128 variables, and 331 constraints, problems are : Problem set: 0 solved, 262 unsolved in 20021 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 43/43 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 30978ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 30980ms
[2025-06-01 01:11:45] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:11:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:11:45] [INFO ] Implicit Places using invariants in 118 ms returned []
[2025-06-01 01:11:45] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:11:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:11:45] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-01 01:11:45] [INFO ] Implicit Places using invariants and state equation in 318 ms returned []
Implicit Place search using SMT with State Equation took 437 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 01:11:45] [INFO ] Redundant transitions in 3 ms returned []
Running 262 sub problems to find dead transitions.
[2025-06-01 01:11:45] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:11:45] [INFO ] Invariant cache hit.
[2025-06-01 01:11:45] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:11:47] [INFO ] Deduced a trap composed of 5 places in 113 ms of which 6 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/128 variables, 43/49 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 20/69 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (OVERLAPS) 0/128 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 69 constraints, problems are : Problem set: 0 solved, 262 unsolved in 8999 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 43/43 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/128 variables, 43/49 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 20/69 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 262/331 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 128/128 variables, and 331 constraints, problems are : Problem set: 0 solved, 262 unsolved in 30012 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 43/43 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 39273ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 39275ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 70727 ms. Remains : 43/43 places, 265/265 transitions.
Computed a total of 26 stabilizing places and 41 stable transitions
Computed a total of 26 stabilizing places and 41 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND p0 (NOT p1)))), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 129 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 146 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), false]
RANDOM walk for 213 steps (0 resets) in 9 ms. (21 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND p0 (NOT p1)))), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1), (F (NOT (OR (NOT p0) p1))), (F p0), (F (NOT (AND (NOT p0) (NOT p1))))]
Knowledge based reduction with 9 factoid took 280 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 125 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), false]
Stuttering acceptance computed with spot in 126 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), false]
[2025-06-01 01:12:26] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:12:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-01 01:12:26] [INFO ] [Real]Absence check using 5 positive place invariants in 4 ms returned sat
[2025-06-01 01:12:26] [INFO ] [Real]Absence check using state equation in 48 ms returned sat
[2025-06-01 01:12:26] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-01 01:12:26] [INFO ] [Nat]Absence check using 5 positive place invariants in 4 ms returned sat
[2025-06-01 01:12:26] [INFO ] [Nat]Absence check using state equation in 47 ms returned sat
[2025-06-01 01:12:26] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-01 01:12:26] [INFO ] [Nat]Added 20 Read/Feed constraints in 45 ms returned sat
[2025-06-01 01:12:26] [INFO ] Computed and/alt/rep : 28/56/28 causal constraints (skipped 54 transitions) in 23 ms.
[2025-06-01 01:12:26] [INFO ] Added : 10 causal constraints over 3 iterations in 157 ms. Result :sat
Could not prove EG (AND (NOT p1) (NOT p0))
Stuttering acceptance computed with spot in 150 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), false]
Product exploration explored 100000 steps with 2523 reset in 265 ms.
Product exploration explored 100000 steps with 2477 reset in 300 ms.
Built C files in :
/tmp/ltsmin4535324324435473427
[2025-06-01 01:12:27] [INFO ] Computing symmetric may disable matrix : 265 transitions.
[2025-06-01 01:12:27] [INFO ] Computation of Complete disable matrix. took 4 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 01:12:27] [INFO ] Computing symmetric may enable matrix : 265 transitions.
[2025-06-01 01:12:27] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 01:12:27] [INFO ] Computing Do-Not-Accords matrix : 265 transitions.
[2025-06-01 01:12:27] [INFO ] Computation of Completed DNA matrix. took 6 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 01:12:27] [INFO ] Built C files in 54ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin4535324324435473427
Running compilation step : cd /tmp/ltsmin4535324324435473427;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 1291 ms.
Running link step : cd /tmp/ltsmin4535324324435473427;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 46 ms.
Running LTSmin : cd /tmp/ltsmin4535324324435473427;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased12895581568308358899.hoa' '--buchi-type=spotba'
LTSmin run took 1495 ms.
FORMULA BridgeAndVehicles-COL-V10P10N10-LTLFireability-06 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property BridgeAndVehicles-COL-V10P10N10-LTLFireability-06 finished in 106869 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((G(p1)||p0))))'
Support contains 25 out of 46 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 46/46 places, 266/266 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 45 transition count 265
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 45 transition count 265
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 5 place count 43 transition count 264
Applied a total of 5 rules in 19 ms. Remains 43 /46 variables (removed 3) and now considering 264/266 (removed 2) transitions.
[2025-06-01 01:12:30] [INFO ] Flow matrix only has 84 transitions (discarded 180 similar events)
// Phase 1: matrix 84 rows 43 cols
[2025-06-01 01:12:30] [INFO ] Computed 6 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:12:30] [INFO ] Implicit Places using invariants in 73 ms returned [12, 24]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 74 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 41/46 places, 264/266 transitions.
Applied a total of 0 rules in 8 ms. Remains 41 /41 variables (removed 0) and now considering 264/264 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 102 ms. Remains : 41/46 places, 264/266 transitions.
Stuttering acceptance computed with spot in 71 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : BridgeAndVehicles-COL-V10P10N10-LTLFireability-07
Stuttering criterion allowed to conclude after 1229 steps with 27 reset in 16 ms.
FORMULA BridgeAndVehicles-COL-V10P10N10-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V10P10N10-LTLFireability-07 finished in 205 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((X(X(p0))||((!p0 U G(p1))&&F(p2)))))'
Support contains 27 out of 46 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 46/46 places, 266/266 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 45 transition count 265
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 45 transition count 265
Applied a total of 2 rules in 3 ms. Remains 45 /46 variables (removed 1) and now considering 265/266 (removed 1) transitions.
Running 262 sub problems to find dead transitions.
[2025-06-01 01:12:30] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
// Phase 1: matrix 85 rows 45 cols
[2025-06-01 01:12:30] [INFO ] Computed 7 invariants in 1 ms
[2025-06-01 01:12:30] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:12:31] [INFO ] Deduced a trap composed of 5 places in 75 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (OVERLAPS) 0/130 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 130/130 variables, and 73 constraints, problems are : Problem set: 0 solved, 262 unsolved in 9096 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 262/335 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:12:47] [INFO ] Deduced a trap composed of 14 places in 72 ms of which 4 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 1/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 130/130 variables, and 336 constraints, problems are : Problem set: 0 solved, 262 unsolved in 20017 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 29283ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 29285ms
[2025-06-01 01:12:59] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:12:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:12:59] [INFO ] Implicit Places using invariants in 86 ms returned [13]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 87 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 44/46 places, 265/266 transitions.
Applied a total of 0 rules in 3 ms. Remains 44 /44 variables (removed 0) and now considering 265/265 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 29378 ms. Remains : 44/46 places, 265/266 transitions.
Stuttering acceptance computed with spot in 523 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (NOT p0), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p1)), (NOT p0), true, (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p0)), (NOT p1), (NOT p1), (NOT p2)]
Running random walk in product with property : BridgeAndVehicles-COL-V10P10N10-LTLFireability-08
Entered a terminal (fully accepting) state of product in 5034 steps with 1439 reset in 36 ms.
FORMULA BridgeAndVehicles-COL-V10P10N10-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V10P10N10-LTLFireability-08 finished in 29965 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G((F(!p0)&&(G(p1)||X(!p1))))||(F(p2)&&F(!p0)&&(G(p1)||X(!p1))))))'
Support contains 37 out of 46 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 46/46 places, 266/266 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 45 transition count 265
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 45 transition count 265
Applied a total of 2 rules in 4 ms. Remains 45 /46 variables (removed 1) and now considering 265/266 (removed 1) transitions.
Running 262 sub problems to find dead transitions.
[2025-06-01 01:13:00] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:13:00] [INFO ] Invariant cache hit.
[2025-06-01 01:13:00] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:13:02] [INFO ] Deduced a trap composed of 5 places in 115 ms of which 5 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:13:06] [INFO ] Deduced a trap composed of 14 places in 67 ms of which 3 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 1/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/130 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 130/130 variables, and 74 constraints, problems are : Problem set: 0 solved, 262 unsolved in 10761 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/54 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 262/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Stream closed")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 130/130 variables, and 336 constraints, problems are : Problem set: 0 solved, 262 unsolved in 20024 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 31052ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 31054ms
[2025-06-01 01:13:31] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:13:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:13:31] [INFO ] Implicit Places using invariants in 58 ms returned []
[2025-06-01 01:13:31] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:13:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:13:31] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-01 01:13:31] [INFO ] Implicit Places using invariants and state equation in 106 ms returned []
Implicit Place search using SMT with State Equation took 166 ms to find 0 implicit places.
Running 262 sub problems to find dead transitions.
[2025-06-01 01:13:31] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:13:31] [INFO ] Invariant cache hit.
[2025-06-01 01:13:31] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:13:33] [INFO ] Deduced a trap composed of 5 places in 123 ms of which 6 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:13:35] [INFO ] Deduced a trap composed of 14 places in 79 ms of which 5 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 1/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/130 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 130/130 variables, and 74 constraints, problems are : Problem set: 0 solved, 262 unsolved in 8392 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/54 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 262/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/130 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 130/130 variables, and 336 constraints, problems are : Problem set: 0 solved, 262 unsolved in 25997 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34645ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 34647ms
Starting structural reductions in LTL mode, iteration 1 : 45/46 places, 265/266 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 65873 ms. Remains : 45/46 places, 265/266 transitions.
Stuttering acceptance computed with spot in 739 ms :[p0, p0, p1, p0, (AND p0 (NOT p2)), false, true, (AND (NOT p2) p1), false, (AND p0 (NOT p2)), (NOT p1), (NOT p2), (AND (NOT p2) (NOT p1))]
Running random walk in product with property : BridgeAndVehicles-COL-V10P10N10-LTLFireability-10
Product exploration explored 100000 steps with 4368 reset in 386 ms.
Product exploration explored 100000 steps with 4420 reset in 418 ms.
Computed a total of 28 stabilizing places and 41 stable transitions
Computed a total of 28 stabilizing places and 41 stable transitions
Knowledge obtained : [(AND (NOT p1) p0 p2), (X p2), (X (NOT p1)), (X p0), (X (X (NOT (AND p1 (NOT p2))))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : [(X (X (NOT p2))), (X (X p2)), (X (X (AND p0 (NOT p2)))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2)))))]
Knowledge based reduction with 7 factoid took 387 ms. Reduced automaton from 13 states, 20 edges and 3 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 137 ms :[p0, p0, p0]
RANDOM walk for 185 steps (0 resets) in 6 ms. (26 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p1) p0 p2), (X p2), (X (NOT p1)), (X p0), (X (X (NOT (AND p1 (NOT p2))))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : [(X (X (NOT p2))), (X (X p2)), (X (X (AND p0 (NOT p2)))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (F (NOT p0))]
Knowledge based reduction with 7 factoid took 419 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 144 ms :[p0, p0, p0]
Stuttering acceptance computed with spot in 151 ms :[p0, p0, p0]
[2025-06-01 01:14:09] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:14:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-01 01:14:09] [INFO ] [Real]Absence check using 6 positive place invariants in 5 ms returned sat
[2025-06-01 01:14:09] [INFO ] [Real]Absence check using 6 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 01:14:09] [INFO ] [Real]Absence check using state equation in 65 ms returned sat
[2025-06-01 01:14:09] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-01 01:14:09] [INFO ] [Nat]Absence check using 6 positive place invariants in 5 ms returned sat
[2025-06-01 01:14:09] [INFO ] [Nat]Absence check using 6 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 01:14:09] [INFO ] [Nat]Absence check using state equation in 58 ms returned sat
[2025-06-01 01:14:09] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-01 01:14:09] [INFO ] [Nat]Added 20 Read/Feed constraints in 16 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:14:09] [INFO ] Deduced a trap composed of 14 places in 83 ms of which 6 ms to minimize.
[2025-06-01 01:14:09] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 114 ms
[2025-06-01 01:14:09] [INFO ] Computed and/alt/rep : 28/56/28 causal constraints (skipped 54 transitions) in 16 ms.
[2025-06-01 01:14:10] [INFO ] Added : 10 causal constraints over 2 iterations in 77 ms. Result :sat
Could not prove EG p0
Support contains 13 out of 45 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 45/45 places, 265/265 transitions.
Applied a total of 0 rules in 1 ms. Remains 45 /45 variables (removed 0) and now considering 265/265 (removed 0) transitions.
Running 262 sub problems to find dead transitions.
[2025-06-01 01:14:10] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:14:10] [INFO ] Invariant cache hit.
[2025-06-01 01:14:10] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:14:11] [INFO ] Deduced a trap composed of 5 places in 89 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:14:15] [INFO ] Deduced a trap composed of 14 places in 83 ms of which 4 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 1/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/130 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 130/130 variables, and 74 constraints, problems are : Problem set: 0 solved, 262 unsolved in 11134 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/54 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 262/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 130/130 variables, and 336 constraints, problems are : Problem set: 0 solved, 262 unsolved in 20016 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 31314ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 31315ms
[2025-06-01 01:14:41] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:14:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:14:41] [INFO ] Implicit Places using invariants in 53 ms returned []
[2025-06-01 01:14:41] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:14:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:14:41] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-01 01:14:41] [INFO ] Implicit Places using invariants and state equation in 112 ms returned []
Implicit Place search using SMT with State Equation took 166 ms to find 0 implicit places.
Running 262 sub problems to find dead transitions.
[2025-06-01 01:14:41] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:14:41] [INFO ] Invariant cache hit.
[2025-06-01 01:14:41] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:14:43] [INFO ] Deduced a trap composed of 5 places in 120 ms of which 6 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:14:47] [INFO ] Deduced a trap composed of 14 places in 73 ms of which 4 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 1/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/130 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 130/130 variables, and 74 constraints, problems are : Problem set: 0 solved, 262 unsolved in 10143 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/54 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 262/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/130 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 130/130 variables, and 336 constraints, problems are : Problem set: 0 solved, 262 unsolved in 26578 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 36959ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 36961ms
Finished structural reductions in LTL mode , in 1 iterations and 68453 ms. Remains : 45/45 places, 265/265 transitions.
Computed a total of 28 stabilizing places and 41 stable transitions
Computed a total of 28 stabilizing places and 41 stable transitions
Knowledge obtained : [p0, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 153 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 151 ms :[p0, p0, p0]
RANDOM walk for 171 steps (0 resets) in 5 ms. (28 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 2 factoid took 126 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 137 ms :[p0, p0, p0]
Stuttering acceptance computed with spot in 127 ms :[p0, p0, p0]
[2025-06-01 01:15:19] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:15:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-01 01:15:19] [INFO ] [Real]Absence check using 6 positive place invariants in 6 ms returned sat
[2025-06-01 01:15:19] [INFO ] [Real]Absence check using 6 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 01:15:19] [INFO ] [Real]Absence check using state equation in 63 ms returned sat
[2025-06-01 01:15:19] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-01 01:15:19] [INFO ] [Nat]Absence check using 6 positive place invariants in 4 ms returned sat
[2025-06-01 01:15:19] [INFO ] [Nat]Absence check using 6 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 01:15:19] [INFO ] [Nat]Absence check using state equation in 47 ms returned sat
[2025-06-01 01:15:19] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-01 01:15:19] [INFO ] [Nat]Added 20 Read/Feed constraints in 12 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:15:19] [INFO ] Deduced a trap composed of 14 places in 118 ms of which 5 ms to minimize.
[2025-06-01 01:15:20] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 153 ms
[2025-06-01 01:15:20] [INFO ] Computed and/alt/rep : 28/56/28 causal constraints (skipped 54 transitions) in 30 ms.
[2025-06-01 01:15:20] [INFO ] Added : 10 causal constraints over 2 iterations in 104 ms. Result :sat
Could not prove EG p0
Stuttering acceptance computed with spot in 148 ms :[p0, p0, p0]
Product exploration explored 100000 steps with 2354 reset in 591 ms.
Product exploration explored 100000 steps with 2374 reset in 626 ms.
Applying partial POR strategy [true, false, false]
Stuttering acceptance computed with spot in 135 ms :[p0, p0, p0]
Support contains 13 out of 45 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 45/45 places, 265/265 transitions.
Applied a total of 0 rules in 14 ms. Remains 45 /45 variables (removed 0) and now considering 265/265 (removed 0) transitions.
Running 262 sub problems to find dead transitions.
[2025-06-01 01:15:22] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:15:22] [INFO ] Invariant cache hit.
[2025-06-01 01:15:22] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:15:23] [INFO ] Deduced a trap composed of 5 places in 82 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:15:27] [INFO ] Deduced a trap composed of 14 places in 59 ms of which 3 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 1/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/130 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 130/130 variables, and 74 constraints, problems are : Problem set: 0 solved, 262 unsolved in 11620 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/54 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 262/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 130/130 variables, and 336 constraints, problems are : Problem set: 0 solved, 262 unsolved in 20027 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 31912ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 31914ms
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 01:15:54] [INFO ] Redundant transitions in 1 ms returned []
Running 262 sub problems to find dead transitions.
[2025-06-01 01:15:54] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:15:54] [INFO ] Invariant cache hit.
[2025-06-01 01:15:54] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:15:55] [INFO ] Deduced a trap composed of 5 places in 113 ms of which 6 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:16:00] [INFO ] Deduced a trap composed of 14 places in 91 ms of which 5 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 1/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/130 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 130/130 variables, and 74 constraints, problems are : Problem set: 0 solved, 262 unsolved in 12458 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/54 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 262/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/130 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 130/130 variables, and 336 constraints, problems are : Problem set: 0 solved, 262 unsolved in 26634 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 39379ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 39381ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 71326 ms. Remains : 45/45 places, 265/265 transitions.
Built C files in :
/tmp/ltsmin2819122579610312996
[2025-06-01 01:16:33] [INFO ] Built C files in 6ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2819122579610312996
Running compilation step : cd /tmp/ltsmin2819122579610312996;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 933 ms.
Running link step : cd /tmp/ltsmin2819122579610312996;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 35 ms.
Running LTSmin : cd /tmp/ltsmin2819122579610312996;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased4739624154162593380.hoa' '--buchi-type=spotba'
LTSmin run took 761 ms.
FORMULA BridgeAndVehicles-COL-V10P10N10-LTLFireability-10 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property BridgeAndVehicles-COL-V10P10N10-LTLFireability-10 finished in 214772 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(!p0) U X((X(p1)||F((!p0&&X(F(p2))))))))'
Support contains 26 out of 46 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 46/46 places, 266/266 transitions.
Applied a total of 0 rules in 2 ms. Remains 46 /46 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Running 263 sub problems to find dead transitions.
[2025-06-01 01:16:35] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
// Phase 1: matrix 86 rows 46 cols
[2025-06-01 01:16:35] [INFO ] Computed 7 invariants in 1 ms
[2025-06-01 01:16:35] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/46 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:16:36] [INFO ] Deduced a trap composed of 5 places in 108 ms of which 5 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/46 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (OVERLAPS) 86/132 variables, 46/54 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/132 variables, 20/74 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/132 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 263 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:16:42] [INFO ] Deduced a trap composed of 14 places in 93 ms of which 5 ms to minimize.
At refinement iteration 7 (OVERLAPS) 0/132 variables, 1/75 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/132 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 9 (OVERLAPS) 0/132 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Real declared 132/132 variables, and 75 constraints, problems are : Problem set: 0 solved, 263 unsolved in 11867 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 46/46 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 263 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/46 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/46 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (OVERLAPS) 86/132 variables, 46/55 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/132 variables, 20/75 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/132 variables, 263/338 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/132 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 263 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 132/132 variables, and 338 constraints, problems are : Problem set: 0 solved, 263 unsolved in 20013 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 46/46 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 32075ms problems are : Problem set: 0 solved, 263 unsolved
Search for dead transitions found 0 dead transitions in 32076ms
[2025-06-01 01:17:07] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2025-06-01 01:17:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:17:07] [INFO ] Implicit Places using invariants in 96 ms returned [13]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 98 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 45/46 places, 266/266 transitions.
Applied a total of 0 rules in 2 ms. Remains 45 /45 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 32180 ms. Remains : 45/46 places, 266/266 transitions.
Stuttering acceptance computed with spot in 443 ms :[(OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p1))), (OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p1))), (OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p1))), (AND (NOT p2) (NOT p1)), (OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p1))), (AND (NOT p1) (NOT p2)), (NOT p2), (OR (NOT p2) p0), (AND (NOT p2) p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V10P10N10-LTLFireability-11
Product exploration explored 100000 steps with 2312 reset in 711 ms.
Product exploration explored 100000 steps with 2287 reset in 470 ms.
Computed a total of 28 stabilizing places and 42 stable transitions
Computed a total of 28 stabilizing places and 42 stable transitions
Detected a total of 28/45 stabilizing places and 42/266 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge obtained : [(AND p0 (NOT p1) p2), (X p0), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p1))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (AND p0 (NOT p1) (NOT p2)))), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2)))))]
Knowledge based reduction with 8 factoid took 401 ms. Reduced automaton from 9 states, 17 edges and 3 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 221 ms :[(NOT p2), (OR (NOT p2) p0), (OR (NOT p2) p0), (OR (NOT p2) p0), (OR (NOT p2) p0)]
RANDOM walk for 178 steps (0 resets) in 5 ms. (29 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND p0 (NOT p1) p2), (X p0), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p1))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (AND p0 (NOT p1) (NOT p2)))), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (F (NOT p2)), (F (NOT p0))]
Knowledge based reduction with 8 factoid took 558 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 242 ms :[(NOT p2), (OR (NOT p2) p0), (OR (NOT p2) p0), (OR (NOT p2) p0), (OR (NOT p2) p0)]
Stuttering acceptance computed with spot in 235 ms :[(NOT p2), (OR (NOT p2) p0), (OR (NOT p2) p0), (OR (NOT p2) p0), (OR (NOT p2) p0)]
[2025-06-01 01:17:10] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
// Phase 1: matrix 86 rows 45 cols
[2025-06-01 01:17:10] [INFO ] Computed 6 invariants in 7 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-01 01:17:10] [INFO ] [Real]Absence check using 6 positive place invariants in 5 ms returned sat
[2025-06-01 01:17:11] [INFO ] [Real]Absence check using state equation in 78 ms returned sat
[2025-06-01 01:17:11] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-01 01:17:11] [INFO ] [Nat]Absence check using 6 positive place invariants in 4 ms returned sat
[2025-06-01 01:17:11] [INFO ] [Nat]Absence check using state equation in 50 ms returned sat
[2025-06-01 01:17:11] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-01 01:17:11] [INFO ] [Nat]Added 20 Read/Feed constraints in 9 ms returned sat
[2025-06-01 01:17:11] [INFO ] Computed and/alt/rep : 28/56/28 causal constraints (skipped 55 transitions) in 18 ms.
[2025-06-01 01:17:11] [INFO ] Added : 12 causal constraints over 4 iterations in 80 ms. Result :sat
Could not prove EG p0
Support contains 25 out of 45 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 45/45 places, 266/266 transitions.
Applied a total of 0 rules in 2 ms. Remains 45 /45 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Running 263 sub problems to find dead transitions.
[2025-06-01 01:17:11] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2025-06-01 01:17:11] [INFO ] Invariant cache hit.
[2025-06-01 01:17:11] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:17:12] [INFO ] Deduced a trap composed of 5 places in 110 ms of which 5 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (OVERLAPS) 86/131 variables, 45/52 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/131 variables, 20/72 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/131 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 6 (OVERLAPS) 0/131 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Real declared 131/131 variables, and 72 constraints, problems are : Problem set: 0 solved, 263 unsolved in 11435 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 263 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (OVERLAPS) 86/131 variables, 45/52 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/131 variables, 20/72 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/131 variables, 263/335 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/131 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 263 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 131/131 variables, and 335 constraints, problems are : Problem set: 0 solved, 263 unsolved in 20020 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 31728ms problems are : Problem set: 0 solved, 263 unsolved
Search for dead transitions found 0 dead transitions in 31730ms
[2025-06-01 01:17:43] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2025-06-01 01:17:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:17:43] [INFO ] Implicit Places using invariants in 98 ms returned []
[2025-06-01 01:17:43] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2025-06-01 01:17:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:17:43] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-01 01:17:43] [INFO ] Implicit Places using invariants and state equation in 116 ms returned []
Implicit Place search using SMT with State Equation took 243 ms to find 0 implicit places.
Running 263 sub problems to find dead transitions.
[2025-06-01 01:17:43] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2025-06-01 01:17:43] [INFO ] Invariant cache hit.
[2025-06-01 01:17:43] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:17:44] [INFO ] Deduced a trap composed of 5 places in 113 ms of which 3 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (OVERLAPS) 86/131 variables, 45/52 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/131 variables, 20/72 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/131 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 6 (OVERLAPS) 0/131 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Real declared 131/131 variables, and 72 constraints, problems are : Problem set: 0 solved, 263 unsolved in 12272 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 263 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (OVERLAPS) 86/131 variables, 45/52 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/131 variables, 20/72 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/131 variables, 263/335 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/131 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 7 (OVERLAPS) 0/131 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Int declared 131/131 variables, and 335 constraints, problems are : Problem set: 0 solved, 263 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 42491ms problems are : Problem set: 0 solved, 263 unsolved
Search for dead transitions found 0 dead transitions in 42492ms
Finished structural reductions in LTL mode , in 1 iterations and 74469 ms. Remains : 45/45 places, 266/266 transitions.
Computed a total of 28 stabilizing places and 42 stable transitions
Computed a total of 28 stabilizing places and 42 stable transitions
Knowledge obtained : [(AND p2 p0)]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 93 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 256 ms :[(NOT p2), (OR (NOT p2) p0), (OR (NOT p2) p0), (OR (NOT p2) p0), (OR (NOT p2) p0)]
RANDOM walk for 152 steps (0 resets) in 5 ms. (25 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND p2 p0)]
False Knowledge obtained : [(F (NOT p2)), (F (NOT p0))]
Knowledge based reduction with 1 factoid took 152 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 223 ms :[(NOT p2), (OR (NOT p2) p0), (OR (NOT p2) p0), (OR (NOT p2) p0), (OR (NOT p2) p0)]
Stuttering acceptance computed with spot in 229 ms :[(NOT p2), (OR (NOT p2) p0), (OR (NOT p2) p0), (OR (NOT p2) p0), (OR (NOT p2) p0)]
[2025-06-01 01:18:26] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2025-06-01 01:18:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-01 01:18:27] [INFO ] [Real]Absence check using 6 positive place invariants in 6 ms returned sat
[2025-06-01 01:18:27] [INFO ] [Real]Absence check using state equation in 67 ms returned sat
[2025-06-01 01:18:27] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-01 01:18:27] [INFO ] [Nat]Absence check using 6 positive place invariants in 5 ms returned sat
[2025-06-01 01:18:27] [INFO ] [Nat]Absence check using state equation in 59 ms returned sat
[2025-06-01 01:18:27] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-01 01:18:27] [INFO ] [Nat]Added 20 Read/Feed constraints in 39 ms returned sat
[2025-06-01 01:18:27] [INFO ] Computed and/alt/rep : 28/56/28 causal constraints (skipped 55 transitions) in 13 ms.
[2025-06-01 01:18:27] [INFO ] Added : 11 causal constraints over 3 iterations in 99 ms. Result :sat
Could not prove EG p0
Stuttering acceptance computed with spot in 255 ms :[(NOT p2), (OR (NOT p2) p0), (OR (NOT p2) p0), (OR (NOT p2) p0), (OR (NOT p2) p0)]
Product exploration explored 100000 steps with 2265 reset in 426 ms.
Product exploration explored 100000 steps with 2273 reset in 740 ms.
Applying partial POR strategy [true, false, false, false, false]
Stuttering acceptance computed with spot in 230 ms :[(NOT p2), (OR (NOT p2) p0), (OR (NOT p2) p0), (OR (NOT p2) p0), (OR (NOT p2) p0)]
Support contains 25 out of 45 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 45/45 places, 266/266 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 44 transition count 265
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 44 transition count 265
Applied a total of 2 rules in 18 ms. Remains 44 /45 variables (removed 1) and now considering 265/266 (removed 1) transitions.
Running 262 sub problems to find dead transitions.
[2025-06-01 01:18:29] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
// Phase 1: matrix 85 rows 44 cols
[2025-06-01 01:18:29] [INFO ] Computed 6 invariants in 1 ms
[2025-06-01 01:18:29] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:18:30] [INFO ] Deduced a trap composed of 5 places in 84 ms of which 4 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/129 variables, 44/51 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 20/71 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:18:35] [INFO ] Deduced a trap composed of 14 places in 81 ms of which 4 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/129 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (OVERLAPS) 0/129 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 129/129 variables, and 72 constraints, problems are : Problem set: 0 solved, 262 unsolved in 13758 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/129 variables, 44/52 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 20/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 262/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/129 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 129/129 variables, and 334 constraints, problems are : Problem set: 0 solved, 262 unsolved in 20017 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34029ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 34030ms
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 01:19:03] [INFO ] Redundant transitions in 1 ms returned []
Running 262 sub problems to find dead transitions.
[2025-06-01 01:19:03] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:19:03] [INFO ] Invariant cache hit.
[2025-06-01 01:19:03] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:19:04] [INFO ] Deduced a trap composed of 5 places in 97 ms of which 6 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/129 variables, 44/51 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 20/71 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:19:08] [INFO ] Deduced a trap composed of 14 places in 85 ms of which 5 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/129 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (OVERLAPS) 0/129 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 129/129 variables, and 72 constraints, problems are : Problem set: 0 solved, 262 unsolved in 9506 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/129 variables, 44/52 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 20/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 262/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/129 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (OVERLAPS) 0/129 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 129/129 variables, and 334 constraints, problems are : Problem set: 0 solved, 262 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 39682ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 39683ms
Starting structural reductions in SI_LTL mode, iteration 1 : 44/45 places, 265/266 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 73746 ms. Remains : 44/45 places, 265/266 transitions.
Built C files in :
/tmp/ltsmin11351171418382781354
[2025-06-01 01:19:43] [INFO ] Built C files in 6ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin11351171418382781354
Running compilation step : cd /tmp/ltsmin11351171418382781354;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 781 ms.
Running link step : cd /tmp/ltsmin11351171418382781354;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 39 ms.
Running LTSmin : cd /tmp/ltsmin11351171418382781354;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased18094181808862647941.hoa' '--buchi-type=spotba'
LTSmin run took 705 ms.
FORMULA BridgeAndVehicles-COL-V10P10N10-LTLFireability-11 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property BridgeAndVehicles-COL-V10P10N10-LTLFireability-11 finished in 189616 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F((!p0&&X(F(p1))))||G(p2)))'
Support contains 18 out of 46 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 46/46 places, 266/266 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 45 transition count 265
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 45 transition count 265
Applied a total of 2 rules in 4 ms. Remains 45 /46 variables (removed 1) and now considering 265/266 (removed 1) transitions.
Running 262 sub problems to find dead transitions.
[2025-06-01 01:19:44] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
// Phase 1: matrix 85 rows 45 cols
[2025-06-01 01:19:44] [INFO ] Computed 7 invariants in 1 ms
[2025-06-01 01:19:44] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:19:46] [INFO ] Deduced a trap composed of 5 places in 82 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (OVERLAPS) 0/130 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 130/130 variables, and 73 constraints, problems are : Problem set: 0 solved, 262 unsolved in 8591 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 262/335 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:19:59] [INFO ] Deduced a trap composed of 14 places in 68 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 1/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 130/130 variables, and 336 constraints, problems are : Problem set: 0 solved, 262 unsolved in 20016 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 28759ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 28760ms
[2025-06-01 01:20:13] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:20:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:20:13] [INFO ] Implicit Places using invariants in 162 ms returned [26]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 170 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 44/46 places, 265/266 transitions.
Applied a total of 0 rules in 4 ms. Remains 44 /44 variables (removed 0) and now considering 265/265 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 28940 ms. Remains : 44/46 places, 265/266 transitions.
Stuttering acceptance computed with spot in 249 ms :[(OR (NOT p1) p0), (NOT p1), (OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p2))), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : BridgeAndVehicles-COL-V10P10N10-LTLFireability-12
Product exploration explored 100000 steps with 7118 reset in 667 ms.
Product exploration explored 100000 steps with 6984 reset in 431 ms.
Computed a total of 27 stabilizing places and 41 stable transitions
Computed a total of 27 stabilizing places and 41 stable transitions
Knowledge obtained : [(AND p0 p1 (NOT p2)), (X (NOT p2)), (X (AND p0 (NOT p2))), (X (NOT (AND p2 (NOT p1)))), (X (NOT (AND (NOT p2) (NOT p1)))), (X (NOT (AND (NOT p0) p2))), (X p1), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT (AND p0 p2))), (X p0), (X (X (NOT p2))), (X (X (NOT (AND p2 (NOT p1))))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT (AND (NOT p0) p2)))), (X (X p1)), (X (X (NOT (AND p0 p2))))]
False Knowledge obtained : [(X (X (AND p0 (NOT p2)))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 16 factoid took 446 ms. Reduced automaton from 4 states, 9 edges and 3 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 150 ms :[(NOT p1), (OR (NOT p1) p0), (OR (NOT p1) p0)]
RANDOM walk for 181 steps (0 resets) in 6 ms. (25 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND p0 p1 (NOT p2)), (X (NOT p2)), (X (AND p0 (NOT p2))), (X (NOT (AND p2 (NOT p1)))), (X (NOT (AND (NOT p2) (NOT p1)))), (X (NOT (AND (NOT p0) p2))), (X p1), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT (AND p0 p2))), (X p0), (X (X (NOT p2))), (X (X (NOT (AND p2 (NOT p1))))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT (AND (NOT p0) p2)))), (X (X p1)), (X (X (NOT (AND p0 p2))))]
False Knowledge obtained : [(X (X (AND p0 (NOT p2)))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X p0)), (X (X (NOT p0))), (F (NOT p1)), (F (NOT p0))]
Knowledge based reduction with 16 factoid took 580 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 146 ms :[(NOT p1), (OR (NOT p1) p0), (OR (NOT p1) p0)]
Stuttering acceptance computed with spot in 135 ms :[(NOT p1), (OR (NOT p1) p0), (OR (NOT p1) p0)]
[2025-06-01 01:20:16] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
// Phase 1: matrix 85 rows 44 cols
[2025-06-01 01:20:16] [INFO ] Computed 6 invariants in 1 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-01 01:20:16] [INFO ] [Real]Absence check using 6 positive place invariants in 5 ms returned sat
[2025-06-01 01:20:16] [INFO ] [Real]Absence check using state equation in 57 ms returned sat
[2025-06-01 01:20:16] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-01 01:20:17] [INFO ] [Nat]Absence check using 6 positive place invariants in 5 ms returned sat
[2025-06-01 01:20:17] [INFO ] [Nat]Absence check using state equation in 73 ms returned sat
[2025-06-01 01:20:17] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-01 01:20:17] [INFO ] [Nat]Added 20 Read/Feed constraints in 82 ms returned sat
[2025-06-01 01:20:17] [INFO ] Computed and/alt/rep : 28/56/28 causal constraints (skipped 54 transitions) in 11 ms.
[2025-06-01 01:20:17] [INFO ] Added : 11 causal constraints over 3 iterations in 199 ms. Result :sat
Could not prove EG p0
Support contains 18 out of 44 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 265/265 transitions.
Applied a total of 0 rules in 2 ms. Remains 44 /44 variables (removed 0) and now considering 265/265 (removed 0) transitions.
Running 262 sub problems to find dead transitions.
[2025-06-01 01:20:17] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:20:17] [INFO ] Invariant cache hit.
[2025-06-01 01:20:17] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:20:18] [INFO ] Deduced a trap composed of 5 places in 70 ms of which 3 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/129 variables, 44/51 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 20/71 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:20:23] [INFO ] Deduced a trap composed of 14 places in 63 ms of which 2 ms to minimize.
At refinement iteration 6 (OVERLAPS) 0/129 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/129 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/129 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 129/129 variables, and 72 constraints, problems are : Problem set: 0 solved, 262 unsolved in 11270 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/129 variables, 44/52 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 20/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 262/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/129 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 129/129 variables, and 334 constraints, problems are : Problem set: 0 solved, 262 unsolved in 20016 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 31529ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 31535ms
[2025-06-01 01:20:49] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:20:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:20:49] [INFO ] Implicit Places using invariants in 92 ms returned []
[2025-06-01 01:20:49] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:20:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:20:49] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-01 01:20:49] [INFO ] Implicit Places using invariants and state equation in 227 ms returned []
Implicit Place search using SMT with State Equation took 322 ms to find 0 implicit places.
Running 262 sub problems to find dead transitions.
[2025-06-01 01:20:49] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:20:49] [INFO ] Invariant cache hit.
[2025-06-01 01:20:49] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:20:50] [INFO ] Deduced a trap composed of 5 places in 97 ms of which 6 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/129 variables, 44/51 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 20/71 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:20:56] [INFO ] Deduced a trap composed of 14 places in 69 ms of which 3 ms to minimize.
At refinement iteration 6 (OVERLAPS) 0/129 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/129 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/129 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 129/129 variables, and 72 constraints, problems are : Problem set: 0 solved, 262 unsolved in 13592 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/129 variables, 44/52 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 20/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 262/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/129 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 129/129 variables, and 334 constraints, problems are : Problem set: 0 solved, 262 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 43889ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 43891ms
Finished structural reductions in LTL mode , in 1 iterations and 75751 ms. Remains : 44/44 places, 265/265 transitions.
Computed a total of 27 stabilizing places and 41 stable transitions
Computed a total of 27 stabilizing places and 41 stable transitions
Knowledge obtained : [(AND p1 p0), (X p0), (X (X p1))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 3 factoid took 190 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 169 ms :[(NOT p1), (OR (NOT p1) p0), (OR (NOT p1) p0)]
RANDOM walk for 213 steps (0 resets) in 6 ms. (30 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND p1 p0), (X p0), (X (X p1))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F (NOT p1)), (F (NOT p0))]
Knowledge based reduction with 3 factoid took 234 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 126 ms :[(NOT p1), (OR (NOT p1) p0), (OR (NOT p1) p0)]
Stuttering acceptance computed with spot in 134 ms :[(NOT p1), (OR (NOT p1) p0), (OR (NOT p1) p0)]
[2025-06-01 01:21:34] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:21:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-01 01:21:34] [INFO ] [Real]Absence check using 6 positive place invariants in 6 ms returned sat
[2025-06-01 01:21:34] [INFO ] [Real]Absence check using state equation in 63 ms returned sat
[2025-06-01 01:21:34] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-01 01:21:34] [INFO ] [Nat]Absence check using 6 positive place invariants in 6 ms returned sat
[2025-06-01 01:21:34] [INFO ] [Nat]Absence check using state equation in 82 ms returned sat
[2025-06-01 01:21:34] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-01 01:21:34] [INFO ] [Nat]Added 20 Read/Feed constraints in 119 ms returned sat
[2025-06-01 01:21:35] [INFO ] Computed and/alt/rep : 28/56/28 causal constraints (skipped 54 transitions) in 22 ms.
[2025-06-01 01:21:35] [INFO ] Added : 11 causal constraints over 3 iterations in 267 ms. Result :sat
Could not prove EG p0
Stuttering acceptance computed with spot in 190 ms :[(NOT p1), (OR (NOT p1) p0), (OR (NOT p1) p0)]
Product exploration explored 100000 steps with 6757 reset in 484 ms.
Product exploration explored 100000 steps with 6918 reset in 566 ms.
Applying partial POR strategy [true, false, false]
Stuttering acceptance computed with spot in 137 ms :[(NOT p1), (OR (NOT p1) p0), (OR (NOT p1) p0)]
Support contains 18 out of 44 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 44/44 places, 265/265 transitions.
Applied a total of 0 rules in 14 ms. Remains 44 /44 variables (removed 0) and now considering 265/265 (removed 0) transitions.
Running 262 sub problems to find dead transitions.
[2025-06-01 01:21:36] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:21:36] [INFO ] Invariant cache hit.
[2025-06-01 01:21:36] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:21:38] [INFO ] Deduced a trap composed of 5 places in 106 ms of which 6 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/129 variables, 44/51 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 20/71 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:21:44] [INFO ] Deduced a trap composed of 14 places in 73 ms of which 3 ms to minimize.
At refinement iteration 6 (OVERLAPS) 0/129 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/129 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/129 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 129/129 variables, and 72 constraints, problems are : Problem set: 0 solved, 262 unsolved in 13594 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/129 variables, 44/52 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 20/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 262/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/129 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 129/129 variables, and 334 constraints, problems are : Problem set: 0 solved, 262 unsolved in 20028 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 33884ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 33885ms
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 01:22:10] [INFO ] Redundant transitions in 2 ms returned []
Running 262 sub problems to find dead transitions.
[2025-06-01 01:22:10] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:22:10] [INFO ] Invariant cache hit.
[2025-06-01 01:22:10] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:22:12] [INFO ] Deduced a trap composed of 5 places in 108 ms of which 6 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/129 variables, 44/51 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 20/71 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:22:17] [INFO ] Deduced a trap composed of 14 places in 81 ms of which 4 ms to minimize.
At refinement iteration 6 (OVERLAPS) 0/129 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/129 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/129 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 129/129 variables, and 72 constraints, problems are : Problem set: 0 solved, 262 unsolved in 11564 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/129 variables, 44/52 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 20/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 262/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/129 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (OVERLAPS) 0/129 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 129/129 variables, and 334 constraints, problems are : Problem set: 0 solved, 262 unsolved in 30011 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 41806ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 41808ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 75729 ms. Remains : 44/44 places, 265/265 transitions.
Built C files in :
/tmp/ltsmin3701434925052757047
[2025-06-01 01:22:52] [INFO ] Built C files in 5ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin3701434925052757047
Running compilation step : cd /tmp/ltsmin3701434925052757047;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 919 ms.
Running link step : cd /tmp/ltsmin3701434925052757047;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 40 ms.
Running LTSmin : cd /tmp/ltsmin3701434925052757047;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased17854285078316096562.hoa' '--buchi-type=spotba'
LTSmin run took 721 ms.
FORMULA BridgeAndVehicles-COL-V10P10N10-LTLFireability-12 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property BridgeAndVehicles-COL-V10P10N10-LTLFireability-12 finished in 189490 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(!p1)||p0)))'
Support contains 13 out of 46 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 46/46 places, 266/266 transitions.
Applied a total of 0 rules in 2 ms. Remains 46 /46 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Running 263 sub problems to find dead transitions.
[2025-06-01 01:22:54] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
// Phase 1: matrix 86 rows 46 cols
[2025-06-01 01:22:54] [INFO ] Computed 7 invariants in 1 ms
[2025-06-01 01:22:54] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/46 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:22:55] [INFO ] Deduced a trap composed of 5 places in 113 ms of which 5 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/46 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (OVERLAPS) 86/132 variables, 46/54 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/132 variables, 20/74 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/132 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 263 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:23:02] [INFO ] Deduced a trap composed of 14 places in 89 ms of which 3 ms to minimize.
At refinement iteration 7 (OVERLAPS) 0/132 variables, 1/75 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/132 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 9 (OVERLAPS) 0/132 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Real declared 132/132 variables, and 75 constraints, problems are : Problem set: 0 solved, 263 unsolved in 14023 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 46/46 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 263 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/46 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/46 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (OVERLAPS) 86/132 variables, 46/55 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/132 variables, 20/75 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/132 variables, 263/338 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/132 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 263 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 132/132 variables, and 338 constraints, problems are : Problem set: 0 solved, 263 unsolved in 20022 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 46/46 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34215ms problems are : Problem set: 0 solved, 263 unsolved
Search for dead transitions found 0 dead transitions in 34215ms
[2025-06-01 01:23:28] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2025-06-01 01:23:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:23:28] [INFO ] Implicit Places using invariants in 137 ms returned [13, 27]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 141 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 44/46 places, 266/266 transitions.
Applied a total of 0 rules in 3 ms. Remains 44 /44 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 34363 ms. Remains : 44/46 places, 266/266 transitions.
Stuttering acceptance computed with spot in 252 ms :[true, (AND p1 (NOT p0)), p1, (AND p1 (NOT p0))]
Running random walk in product with property : BridgeAndVehicles-COL-V10P10N10-LTLFireability-14
Entered a terminal (fully accepting) state of product in 58 steps with 2 reset in 1 ms.
FORMULA BridgeAndVehicles-COL-V10P10N10-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V10P10N10-LTLFireability-14 finished in 34632 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 24 out of 46 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 46/46 places, 266/266 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 45 transition count 265
Applied a total of 2 rules in 17 ms. Remains 45 /46 variables (removed 1) and now considering 265/266 (removed 1) transitions.
Running 262 sub problems to find dead transitions.
[2025-06-01 01:23:28] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
// Phase 1: matrix 85 rows 45 cols
[2025-06-01 01:23:28] [INFO ] Computed 7 invariants in 1 ms
[2025-06-01 01:23:28] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:23:30] [INFO ] Deduced a trap composed of 5 places in 113 ms of which 5 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:23:34] [INFO ] Deduced a trap composed of 14 places in 111 ms of which 5 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 1/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/130 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 130/130 variables, and 74 constraints, problems are : Problem set: 0 solved, 262 unsolved in 12300 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/54 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 262/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 130/130 variables, and 336 constraints, problems are : Problem set: 0 solved, 262 unsolved in 20018 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 32603ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 32604ms
[2025-06-01 01:24:01] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:24:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:24:01] [INFO ] Implicit Places using invariants in 114 ms returned [13, 26]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 126 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 43/46 places, 265/266 transitions.
Applied a total of 0 rules in 12 ms. Remains 43 /43 variables (removed 0) and now considering 265/265 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 32772 ms. Remains : 43/46 places, 265/266 transitions.
Stuttering acceptance computed with spot in 62 ms :[(NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V10P10N10-LTLFireability-15
Product exploration explored 100000 steps with 7132 reset in 692 ms.
Product exploration explored 100000 steps with 7087 reset in 694 ms.
Computed a total of 26 stabilizing places and 41 stable transitions
Computed a total of 26 stabilizing places and 41 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 109 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 45 ms :[(NOT p0)]
RANDOM walk for 71 steps (0 resets) in 5 ms. (11 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 137 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 43 ms :[(NOT p0)]
[2025-06-01 01:24:03] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
// Phase 1: matrix 85 rows 43 cols
[2025-06-01 01:24:03] [INFO ] Computed 5 invariants in 1 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-01 01:24:04] [INFO ] [Real]Absence check using 5 positive place invariants in 4 ms returned sat
[2025-06-01 01:24:04] [INFO ] [Real]Absence check using state equation in 60 ms returned sat
[2025-06-01 01:24:04] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-01 01:24:05] [INFO ] [Nat]Absence check using 5 positive place invariants in 5 ms returned sat
[2025-06-01 01:24:05] [INFO ] [Nat]Absence check using state equation in 92 ms returned sat
[2025-06-01 01:24:05] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-01 01:24:05] [INFO ] [Nat]Added 20 Read/Feed constraints in 36 ms returned sat
[2025-06-01 01:24:05] [INFO ] Computed and/alt/rep : 28/56/28 causal constraints (skipped 54 transitions) in 16 ms.
[2025-06-01 01:24:05] [INFO ] Added : 16 causal constraints over 4 iterations in 150 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 24 out of 43 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 43/43 places, 265/265 transitions.
Applied a total of 0 rules in 17 ms. Remains 43 /43 variables (removed 0) and now considering 265/265 (removed 0) transitions.
Running 262 sub problems to find dead transitions.
[2025-06-01 01:24:05] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:24:05] [INFO ] Invariant cache hit.
[2025-06-01 01:24:05] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:24:06] [INFO ] Deduced a trap composed of 5 places in 112 ms of which 5 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/128 variables, 43/49 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 20/69 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (OVERLAPS) 0/128 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 69 constraints, problems are : Problem set: 0 solved, 262 unsolved in 9181 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 43/43 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/128 variables, 43/49 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 20/69 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 262/331 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:24:21] [INFO ] Deduced a trap composed of 14 places in 67 ms of which 6 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 1/332 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Stream closed")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 128/128 variables, and 332 constraints, problems are : Problem set: 0 solved, 262 unsolved in 20038 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 43/43 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 29489ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 29491ms
[2025-06-01 01:24:35] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:24:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:24:35] [INFO ] Implicit Places using invariants in 104 ms returned []
[2025-06-01 01:24:35] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:24:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:24:35] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-01 01:24:35] [INFO ] Implicit Places using invariants and state equation in 159 ms returned []
Implicit Place search using SMT with State Equation took 294 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 01:24:35] [INFO ] Redundant transitions in 2 ms returned []
Running 262 sub problems to find dead transitions.
[2025-06-01 01:24:35] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:24:35] [INFO ] Invariant cache hit.
[2025-06-01 01:24:35] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:24:36] [INFO ] Deduced a trap composed of 5 places in 95 ms of which 4 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/128 variables, 43/49 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 20/69 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (OVERLAPS) 0/128 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 69 constraints, problems are : Problem set: 0 solved, 262 unsolved in 8555 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 43/43 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/128 variables, 43/49 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 20/69 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 262/331 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:24:50] [INFO ] Deduced a trap composed of 14 places in 103 ms of which 6 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 1/332 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/332 constraints. Problems are: Problem set: 0 solved, 262 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 128/128 variables, and 332 constraints, problems are : Problem set: 0 solved, 262 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 43/43 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 38850ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 38851ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 68668 ms. Remains : 43/43 places, 265/265 transitions.
Computed a total of 26 stabilizing places and 41 stable transitions
Computed a total of 26 stabilizing places and 41 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 111 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 57 ms :[(NOT p0)]
RANDOM walk for 28 steps (0 resets) in 5 ms. (4 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 110 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 48 ms :[(NOT p0)]
[2025-06-01 01:25:14] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2025-06-01 01:25:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-01 01:25:15] [INFO ] [Real]Absence check using 5 positive place invariants in 5 ms returned sat
[2025-06-01 01:25:15] [INFO ] [Real]Absence check using state equation in 83 ms returned sat
[2025-06-01 01:25:15] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-01 01:25:16] [INFO ] [Nat]Absence check using 5 positive place invariants in 4 ms returned sat
[2025-06-01 01:25:16] [INFO ] [Nat]Absence check using state equation in 53 ms returned sat
[2025-06-01 01:25:16] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-01 01:25:16] [INFO ] [Nat]Added 20 Read/Feed constraints in 94 ms returned sat
[2025-06-01 01:25:16] [INFO ] Computed and/alt/rep : 28/56/28 causal constraints (skipped 54 transitions) in 8 ms.
[2025-06-01 01:25:16] [INFO ] Added : 13 causal constraints over 4 iterations in 96 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 42 ms :[(NOT p0)]
Product exploration explored 100000 steps with 7122 reset in 688 ms.
Product exploration explored 100000 steps with 7071 reset in 702 ms.
Built C files in :
/tmp/ltsmin1868570899414804591
[2025-06-01 01:25:17] [INFO ] Computing symmetric may disable matrix : 265 transitions.
[2025-06-01 01:25:17] [INFO ] Computation of Complete disable matrix. took 4 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 01:25:17] [INFO ] Computing symmetric may enable matrix : 265 transitions.
[2025-06-01 01:25:17] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 01:25:17] [INFO ] Computing Do-Not-Accords matrix : 265 transitions.
[2025-06-01 01:25:17] [INFO ] Computation of Completed DNA matrix. took 7 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 01:25:17] [INFO ] Built C files in 64ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin1868570899414804591
Running compilation step : cd /tmp/ltsmin1868570899414804591;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 1191 ms.
Running link step : cd /tmp/ltsmin1868570899414804591;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 41 ms.
Running LTSmin : cd /tmp/ltsmin1868570899414804591;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased11511199267240499063.hoa' '--buchi-type=spotba'
LTSmin run took 751 ms.
FORMULA BridgeAndVehicles-COL-V10P10N10-LTLFireability-15 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property BridgeAndVehicles-COL-V10P10N10-LTLFireability-15 finished in 111003 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
[2025-06-01 01:25:20] [INFO ] Flatten gal took : 17 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin8462241758887266005
[2025-06-01 01:25:20] [INFO ] Computing symmetric may disable matrix : 266 transitions.
[2025-06-01 01:25:20] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 01:25:20] [INFO ] Applying decomposition
[2025-06-01 01:25:20] [INFO ] Computing symmetric may enable matrix : 266 transitions.
[2025-06-01 01:25:20] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 01:25:20] [INFO ] Flatten gal took : 17 ms
[2025-06-01 01:25:20] [INFO ] Computing Do-Not-Accords matrix : 266 transitions.
[2025-06-01 01:25:20] [INFO ] Computation of Completed DNA matrix. took 5 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 01:25:20] [INFO ] Built C files in 64ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin8462241758887266005
Running compilation step : cd /tmp/ltsmin8462241758887266005;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '720' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph18102732860000543990.txt' '-o' '/tmp/graph18102732860000543990.bin' '-w' '/tmp/graph18102732860000543990.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph18102732860000543990.bin' '-l' '-1' '-v' '-w' '/tmp/graph18102732860000543990.weights' '-q' '0' '-e' '0.001'
[2025-06-01 01:25:20] [INFO ] Decomposing Gal with order
[2025-06-01 01:25:20] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 01:25:20] [INFO ] Removed a total of 577 redundant transitions.
[2025-06-01 01:25:20] [INFO ] Flatten gal took : 53 ms
[2025-06-01 01:25:20] [INFO ] Fuse similar labels procedure discarded/fused a total of 107 labels/synchronizations in 7 ms.
[2025-06-01 01:25:20] [INFO ] Time to serialize gal into /tmp/LTLFireability10022193629934927756.gal : 3 ms
[2025-06-01 01:25:20] [INFO ] Time to serialize properties into /tmp/LTLFireability4719424877859391533.ltl : 2 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLFireability10022193629934927756.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability4719424877859391533.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 1 LTL properties
Checking formula 0 : !((G(F("(((((((i0.u1.CAPACITE<1)||(i0.u0.NB_ATTENTE_A_7<1))||((i0.u0.ATTENTE_A<1)||(i2.u5.CONTROLEUR_0<1)))&&(((i0.u1.CAPACITE<1)||(i1...1021
Formula 0 simplified : FG!"(((((((i0.u1.CAPACITE<1)||(i0.u0.NB_ATTENTE_A_7<1))||((i0.u0.ATTENTE_A<1)||(i2.u5.CONTROLEUR_0<1)))&&(((i0.u1.CAPACITE<1)||(i1.u...1015
Compilation finished in 1334 ms.
Running link step : cd /tmp/ltsmin8462241758887266005;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 56 ms.
Running LTSmin : cd /tmp/ltsmin8462241758887266005;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--ltl' '[](<>((LTLAPp0==true)))' '--buchi-type=spotba'
Reverse transition relation is NOT exact ! Due to transitions t0, t21, t22, t24, t54, t118, t125, t148, t155, t172, t175, i0.u1.t10, i0.u1.t23, i1.t245, i1...268
Computing Next relation with stutter on 20 deadlock states
LTSmin run took 33377 ms.
FORMULA BridgeAndVehicles-COL-V10P10N10-LTLFireability-02 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
ITS tools runner thread asked to quit. Dying gracefully.
Total runtime 1433484 ms.
BK_STOP 1748741155053
--------------------
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
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -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
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ 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 LTLFireability -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="BridgeAndVehicles-COL-V10P10N10"
export BK_EXAMINATION="LTLFireability"
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 BridgeAndVehicles-COL-V10P10N10, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r016-smll-174853764600172"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-COL-V10P10N10.tgz
mv BridgeAndVehicles-COL-V10P10N10 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "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 [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "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 "LTLFireability.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 '
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
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 ;