Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r044-tall-174854029100788.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 DatabaseWithMutex-COL-02, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r044-tall-174854029100788
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 504K
-rw-r--r-- 1 mcc users 8.2K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 81K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.4K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K 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 6.7K 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 27K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 123K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.8K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 78K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K 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 3 May 29 14:32 instance
-rw-r--r-- 1 mcc users 5 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 19K 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 DatabaseWithMutex-COL-02-LTLFireability-00
FORMULA_NAME DatabaseWithMutex-COL-02-LTLFireability-01
FORMULA_NAME DatabaseWithMutex-COL-02-LTLFireability-02
FORMULA_NAME DatabaseWithMutex-COL-02-LTLFireability-03
FORMULA_NAME DatabaseWithMutex-COL-02-LTLFireability-04
FORMULA_NAME DatabaseWithMutex-COL-02-LTLFireability-05
FORMULA_NAME DatabaseWithMutex-COL-02-LTLFireability-06
FORMULA_NAME DatabaseWithMutex-COL-02-LTLFireability-07
FORMULA_NAME DatabaseWithMutex-COL-02-LTLFireability-08
FORMULA_NAME DatabaseWithMutex-COL-02-LTLFireability-09
FORMULA_NAME DatabaseWithMutex-COL-02-LTLFireability-10
FORMULA_NAME DatabaseWithMutex-COL-02-LTLFireability-11
FORMULA_NAME DatabaseWithMutex-COL-02-LTLFireability-12
FORMULA_NAME DatabaseWithMutex-COL-02-LTLFireability-13
FORMULA_NAME DatabaseWithMutex-COL-02-LTLFireability-14
FORMULA_NAME DatabaseWithMutex-COL-02-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1748655897723

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DatabaseWithMutex-COL-02
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
LTLFireability COL
Running Version 202505121319
[2025-05-31 01:44:58] [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]
[2025-05-31 01:44:58] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-31 01:44:59] [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.
[2025-05-31 01:44:59] [WARNING] Using fallBack plugin, rng conformance not checked
[2025-05-31 01:44:59] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 537 ms
[2025-05-31 01:44:59] [INFO ] Imported 11 HL places and 8 HL transitions for a total of 38 PT places and 32.0 transition bindings in 15 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 10 ms.
Working with output stream class java.io.PrintStream
[2025-05-31 01:44:59] [INFO ] Built PT skeleton of HLPN with 11 places and 8 transitions 22 arcs in 5 ms.
[2025-05-31 01:44:59] [INFO ] Skeletonized 16 HLPN properties in 2 ms.
Initial state reduction rules removed 1 formulas.
FORMULA DatabaseWithMutex-COL-02-LTLFireability-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
Remains 12 properties that can be checked using skeleton over-approximation.
Computed a total of 0 stabilizing places and 0 stable transitions
Reduction of identical properties reduced properties to check from 10 to 8
RANDOM walk for 76 steps (0 resets) in 12 ms. (5 steps per ms) remains 0/8 properties
[2025-05-31 01:44:59] [INFO ] Flatten gal took : 14 ms
[2025-05-31 01:44:59] [INFO ] Flatten gal took : 2 ms
Transition Release forces synchronizations/join behavior on parameter s of sort site
Transition Acquire forces synchronizations/join behavior on parameter f of sort file
[2025-05-31 01:44:59] [INFO ] Unfolded HLPN to a Petri net with 38 places and 32 transitions 88 arcs in 9 ms.
[2025-05-31 01:44:59] [INFO ] Unfolded 15 HLPN properties in 0 ms.
Initial state reduction rules removed 1 formulas.
[2025-05-31 01:44:59] [INFO ] Reduced 2 identical enabling conditions.
[2025-05-31 01:44:59] [INFO ] Reduced 2 identical enabling conditions.
[2025-05-31 01:44:59] [INFO ] Reduced 2 identical enabling conditions.
FORMULA DatabaseWithMutex-COL-02-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 38 out of 38 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Applied a total of 0 rules in 4 ms. Remains 38 /38 variables (removed 0) and now considering 32/32 (removed 0) transitions.
// Phase 1: matrix 32 rows 38 cols
[2025-05-31 01:44:59] [INFO ] Computed 10 invariants in 9 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:45:00] [INFO ] Implicit Places using invariants in 146 ms returned []
[2025-05-31 01:45:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:45:00] [INFO ] Implicit Places using invariants and state equation in 67 ms returned []
Implicit Place search using SMT with State Equation took 243 ms to find 0 implicit places.
Running 28 sub problems to find dead transitions.
[2025-05-31 01:45:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/36 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (OVERLAPS) 2/38 variables, 4/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/38 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 6 (OVERLAPS) 32/70 variables, 38/48 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/70 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 8 (OVERLAPS) 0/70 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Real declared 70/70 variables, and 48 constraints, problems are : Problem set: 0 solved, 28 unsolved in 644 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 38/38 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 28 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/36 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (OVERLAPS) 2/38 variables, 4/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/38 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 6 (OVERLAPS) 32/70 variables, 38/48 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/70 variables, 28/76 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/70 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 9 (OVERLAPS) 0/70 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Int declared 70/70 variables, and 76 constraints, problems are : Problem set: 0 solved, 28 unsolved in 503 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 38/38 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1171ms problems are : Problem set: 0 solved, 28 unsolved
Search for dead transitions found 0 dead transitions in 1180ms
Finished structural reductions in LTL mode , in 1 iterations and 1438 ms. Remains : 38/38 places, 32/32 transitions.
Support contains 38 out of 38 places after structural reductions.
[2025-05-31 01:45:01] [INFO ] Flatten gal took : 5 ms
[2025-05-31 01:45:01] [INFO ] Flatten gal took : 5 ms
[2025-05-31 01:45:01] [INFO ] Input system was already deterministic with 32 transitions.
Reduction of identical properties reduced properties to check from 13 to 10
RANDOM walk for 37 steps (0 resets) in 6 ms. (5 steps per ms) remains 0/10 properties
FORMULA DatabaseWithMutex-COL-02-LTLFireability-02 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 0 stabilizing places and 0 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(p0) U (p1&&X(p0)))))'
Support contains 8 out of 38 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 34 transition count 32
Applied a total of 4 rules in 4 ms. Remains 34 /38 variables (removed 4) and now considering 32/32 (removed 0) transitions.
// Phase 1: matrix 32 rows 34 cols
[2025-05-31 01:45:02] [INFO ] Computed 6 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:45:02] [INFO ] Implicit Places using invariants in 39 ms returned [24, 25]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 40 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 32/38 places, 32/32 transitions.
Applied a total of 0 rules in 1 ms. Remains 32 /32 variables (removed 0) and now considering 32/32 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 45 ms. Remains : 32/38 places, 32/32 transitions.
Stuttering acceptance computed with spot in 305 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p0), true]
Running random walk in product with property : DatabaseWithMutex-COL-02-LTLFireability-00
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 2 ms.
FORMULA DatabaseWithMutex-COL-02-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DatabaseWithMutex-COL-02-LTLFireability-00 finished in 546 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)&&F((!p1 U (p2||G(!p1))))))||(F(p0)&&F((!p1 U (p2||G(!p1))))&&F(p1))))'
Support contains 14 out of 38 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 34 transition count 28
Reduce places removed 6 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 1 with 10 rules applied. Total rules applied 18 place count 28 transition count 24
Reduce places removed 4 places and 0 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Iterating post reduction 2 with 8 rules applied. Total rules applied 26 place count 24 transition count 20
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 30 place count 20 transition count 20
Applied a total of 30 rules in 13 ms. Remains 20 /38 variables (removed 18) and now considering 20/32 (removed 12) transitions.
// Phase 1: matrix 20 rows 20 cols
[2025-05-31 01:45:02] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:45:02] [INFO ] Implicit Places using invariants in 22 ms returned []
[2025-05-31 01:45:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:45:02] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 51 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 01:45:02] [INFO ] Redundant transitions in 1 ms returned []
Running 16 sub problems to find dead transitions.
[2025-05-31 01:45:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (OVERLAPS) 2/20 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (OVERLAPS) 20/40 variables, 20/24 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/40 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (OVERLAPS) 0/40 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Real declared 40/40 variables, and 24 constraints, problems are : Problem set: 0 solved, 16 unsolved in 186 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (OVERLAPS) 2/20 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (OVERLAPS) 20/40 variables, 20/24 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/40 variables, 16/40 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/40 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (OVERLAPS) 0/40 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Int declared 40/40 variables, and 40 constraints, problems are : Problem set: 0 solved, 16 unsolved in 197 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 390ms problems are : Problem set: 0 solved, 16 unsolved
Search for dead transitions found 0 dead transitions in 390ms
Starting structural reductions in SI_LTL mode, iteration 1 : 20/38 places, 20/32 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 462 ms. Remains : 20/38 places, 20/32 transitions.
Stuttering acceptance computed with spot in 180 ms :[(OR (NOT p0) (AND p1 (NOT p2))), (NOT p0), (AND (NOT p2) p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : DatabaseWithMutex-COL-02-LTLFireability-01
Product exploration explored 100000 steps with 22707 reset in 302 ms.
Product exploration explored 100000 steps with 22813 reset in 138 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 p2 (NOT p1)), (X p2), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p2) (NOT p1)))), (X (NOT p0)), (X (NOT (AND (NOT p2) p1))), (X (NOT p1)), (X (X (NOT (AND (NOT p2) p1)))), (X (X (NOT p1)))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 9 factoid took 381 ms. Reduced automaton from 5 states, 9 edges and 3 AP (stutter insensitive) to 5 states, 11 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 218 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1)), false, false]
RANDOM walk for 141 steps (0 resets) in 10 ms. (12 steps per ms) remains 0/5 properties
Knowledge obtained : [(AND p0 p2 (NOT p1)), (X p2), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p2) (NOT p1)))), (X (NOT p0)), (X (NOT (AND (NOT p2) p1))), (X (NOT p1)), (X (X (NOT (AND (NOT p2) p1)))), (X (X (NOT p1)))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT p0))), (X (X p0)), (F p1), (F (NOT p0)), (F (NOT (OR p0 p1))), (F (NOT (OR (NOT p0) (NOT p1)))), (F (NOT (OR p0 (NOT p1))))]
Knowledge based reduction with 9 factoid took 510 ms. Reduced automaton from 5 states, 11 edges and 2 AP (stutter insensitive) to 5 states, 11 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 181 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1)), false, false]
Stuttering acceptance computed with spot in 196 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1)), false, false]
Support contains 10 out of 20 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 : 20/20 places, 20/20 transitions.
Applied a total of 0 rules in 4 ms. Remains 20 /20 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2025-05-31 01:45:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:45:05] [INFO ] Implicit Places using invariants in 24 ms returned []
[2025-05-31 01:45:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:45:05] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 59 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 01:45:05] [INFO ] Redundant transitions in 0 ms returned []
Running 16 sub problems to find dead transitions.
[2025-05-31 01:45:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (OVERLAPS) 2/20 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (OVERLAPS) 20/40 variables, 20/24 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/40 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (OVERLAPS) 0/40 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Real declared 40/40 variables, and 24 constraints, problems are : Problem set: 0 solved, 16 unsolved in 206 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (OVERLAPS) 2/20 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (OVERLAPS) 20/40 variables, 20/24 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/40 variables, 16/40 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/40 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (OVERLAPS) 0/40 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Int declared 40/40 variables, and 40 constraints, problems are : Problem set: 0 solved, 16 unsolved in 164 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 376ms problems are : Problem set: 0 solved, 16 unsolved
Search for dead transitions found 0 dead transitions in 376ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 443 ms. Remains : 20/20 places, 20/20 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) p1))), (X (NOT p1)), (X (NOT (AND p0 p1))), (X (NOT p0)), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p1))), (X (X (NOT (AND p0 p1))))]
False Knowledge obtained : [(X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 9 factoid took 218 ms. Reduced automaton from 5 states, 11 edges and 2 AP (stutter insensitive) to 5 states, 11 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 201 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1)), false, false]
RANDOM walk for 87 steps (0 resets) in 8 ms. (9 steps per ms) remains 0/5 properties
Knowledge obtained : [(AND p0 (NOT p1)), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) p1))), (X (NOT p1)), (X (NOT (AND p0 p1))), (X (NOT p0)), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p1))), (X (X (NOT (AND p0 p1))))]
False Knowledge obtained : [(X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p0))), (F p1), (F (NOT p0)), (F (NOT (OR p0 p1))), (F (NOT (OR (NOT p0) (NOT p1)))), (F (NOT (OR p0 (NOT p1))))]
Knowledge based reduction with 9 factoid took 404 ms. Reduced automaton from 5 states, 11 edges and 2 AP (stutter insensitive) to 5 states, 11 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 212 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1)), false, false]
Stuttering acceptance computed with spot in 204 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1)), false, false]
Stuttering acceptance computed with spot in 194 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1)), false, false]
Product exploration explored 100000 steps with 22753 reset in 117 ms.
Product exploration explored 100000 steps with 22725 reset in 207 ms.
Built C files in :
/tmp/ltsmin17936581092845942123
[2025-05-31 01:45:07] [INFO ] Computing symmetric may disable matrix : 20 transitions.
[2025-05-31 01:45:07] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-31 01:45:07] [INFO ] Computing symmetric may enable matrix : 20 transitions.
[2025-05-31 01:45:07] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-31 01:45:07] [INFO ] Computing Do-Not-Accords matrix : 20 transitions.
[2025-05-31 01:45:07] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-31 01:45:07] [INFO ] Built C files in 18ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin17936581092845942123
Running compilation step : cd /tmp/ltsmin17936581092845942123;'/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 213 ms.
Running link step : cd /tmp/ltsmin17936581092845942123;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 49 ms.
Running LTSmin : cd /tmp/ltsmin17936581092845942123;'/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/stateBased5797556561842796571.hoa' '--buchi-type=spotba'
LTSmin run took 71 ms.
FORMULA DatabaseWithMutex-COL-02-LTLFireability-01 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property DatabaseWithMutex-COL-02-LTLFireability-01 finished in 5313 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((G(p0) U (X(X(p1))&&F(p2)))))'
Support contains 12 out of 38 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 34 transition count 32
Applied a total of 4 rules in 2 ms. Remains 34 /38 variables (removed 4) and now considering 32/32 (removed 0) transitions.
// Phase 1: matrix 32 rows 34 cols
[2025-05-31 01:45:07] [INFO ] Computed 6 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:45:07] [INFO ] Implicit Places using invariants in 31 ms returned []
[2025-05-31 01:45:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:45:07] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 68 ms to find 0 implicit places.
Running 28 sub problems to find dead transitions.
[2025-05-31 01:45:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/32 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/32 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (OVERLAPS) 2/34 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/34 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (OVERLAPS) 32/66 variables, 34/40 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 6 (OVERLAPS) 0/66 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Real declared 66/66 variables, and 40 constraints, problems are : Problem set: 0 solved, 28 unsolved in 358 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 34/34 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 28 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/32 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/32 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (OVERLAPS) 2/34 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/34 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (OVERLAPS) 32/66 variables, 34/40 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 28/68 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 7 (OVERLAPS) 0/66 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Int declared 66/66 variables, and 68 constraints, problems are : Problem set: 0 solved, 28 unsolved in 383 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 34/34 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 746ms problems are : Problem set: 0 solved, 28 unsolved
Search for dead transitions found 0 dead transitions in 746ms
Starting structural reductions in LTL mode, iteration 1 : 34/38 places, 32/32 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 817 ms. Remains : 34/38 places, 32/32 transitions.
Stuttering acceptance computed with spot in 349 ms :[(OR (NOT p2) (NOT p1)), (NOT p1), (NOT p2), (NOT p1), (NOT p1), true, (AND (NOT p2) (NOT p1)), (NOT p1), (NOT p0)]
Running random walk in product with property : DatabaseWithMutex-COL-02-LTLFireability-03
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 1 ms.
FORMULA DatabaseWithMutex-COL-02-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DatabaseWithMutex-COL-02-LTLFireability-03 finished in 1192 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((X(G(p1)) U G(p1)))||p0) U G(p2)))'
Support contains 8 out of 38 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 34 transition count 32
Applied a total of 4 rules in 3 ms. Remains 34 /38 variables (removed 4) and now considering 32/32 (removed 0) transitions.
[2025-05-31 01:45:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:45:08] [INFO ] Implicit Places using invariants in 33 ms returned [24, 25]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 34 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 32/38 places, 32/32 transitions.
Applied a total of 0 rules in 1 ms. Remains 32 /32 variables (removed 0) and now considering 32/32 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 38 ms. Remains : 32/38 places, 32/32 transitions.
Stuttering acceptance computed with spot in 271 ms :[(NOT p2), (NOT p1), (AND (NOT p2) (NOT p1)), (NOT p1), true, (AND (NOT p1) (NOT p2)), (NOT p2)]
Running random walk in product with property : DatabaseWithMutex-COL-02-LTLFireability-04
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA DatabaseWithMutex-COL-02-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DatabaseWithMutex-COL-02-LTLFireability-04 finished in 333 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 4 out of 38 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 34 transition count 24
Reduce places removed 8 places and 0 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Iterating post reduction 1 with 12 rules applied. Total rules applied 24 place count 26 transition count 20
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 28 place count 22 transition count 20
Applied a total of 28 rules in 6 ms. Remains 22 /38 variables (removed 16) and now considering 20/32 (removed 12) transitions.
// Phase 1: matrix 20 rows 22 cols
[2025-05-31 01:45:09] [INFO ] Computed 6 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:45:09] [INFO ] Implicit Places using invariants in 33 ms returned [12, 13]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 34 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 20/38 places, 20/32 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 20 transition count 16
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 8 place count 16 transition count 16
Applied a total of 8 rules in 1 ms. Remains 16 /20 variables (removed 4) and now considering 16/20 (removed 4) transitions.
// Phase 1: matrix 16 rows 16 cols
[2025-05-31 01:45:09] [INFO ] Computed 4 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:45:09] [INFO ] Implicit Places using invariants in 23 ms returned []
[2025-05-31 01:45:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:45:09] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 53 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 16/38 places, 16/32 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 94 ms. Remains : 16/38 places, 16/32 transitions.
Stuttering acceptance computed with spot in 82 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : DatabaseWithMutex-COL-02-LTLFireability-06
Product exploration explored 100000 steps with 18266 reset in 111 ms.
Product exploration explored 100000 steps with 18313 reset in 110 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 94 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 66 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 16 steps (0 resets) in 5 ms. (2 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 107 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 69 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 77 ms :[(NOT p0), (NOT p0)]
[2025-05-31 01:45:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-05-31 01:45:10] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2025-05-31 01:45:10] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2025-05-31 01:45:10] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-05-31 01:45:10] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2025-05-31 01:45:10] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2025-05-31 01:45:10] [INFO ] Computed and/alt/rep : 12/12/12 causal constraints (skipped 0 transitions) in 2 ms.
[2025-05-31 01:45:10] [INFO ] Added : 1 causal constraints over 1 iterations in 14 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 4 out of 16 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 16/16 places, 16/16 transitions.
Applied a total of 0 rules in 0 ms. Remains 16 /16 variables (removed 0) and now considering 16/16 (removed 0) transitions.
[2025-05-31 01:45:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:45:10] [INFO ] Implicit Places using invariants in 31 ms returned []
[2025-05-31 01:45:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:45:10] [INFO ] Implicit Places using invariants and state equation in 68 ms returned []
Implicit Place search using SMT with State Equation took 102 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 01:45:10] [INFO ] Redundant transitions in 0 ms returned []
Running 12 sub problems to find dead transitions.
[2025-05-31 01:45:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (OVERLAPS) 2/16 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/16 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (OVERLAPS) 16/32 variables, 16/20 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/32 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 6 (OVERLAPS) 0/32 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 12 unsolved
No progress, stopping.
After SMT solving in domain Real declared 32/32 variables, and 20 constraints, problems are : Problem set: 0 solved, 12 unsolved in 156 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 16/16 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 12 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (OVERLAPS) 2/16 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/16 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (OVERLAPS) 16/32 variables, 16/20 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/32 variables, 12/32 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/32 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 7 (OVERLAPS) 0/32 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 12 unsolved
No progress, stopping.
After SMT solving in domain Int declared 32/32 variables, and 32 constraints, problems are : Problem set: 0 solved, 12 unsolved in 180 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 16/16 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 340ms problems are : Problem set: 0 solved, 12 unsolved
Search for dead transitions found 0 dead transitions in 340ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 446 ms. Remains : 16/16 places, 16/16 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 74 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 82 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 14 steps (0 resets) in 4 ms. (2 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 111 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 64 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 66 ms :[(NOT p0), (NOT p0)]
[2025-05-31 01:45:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-05-31 01:45:11] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2025-05-31 01:45:11] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2025-05-31 01:45:11] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-05-31 01:45:11] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2025-05-31 01:45:11] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2025-05-31 01:45:11] [INFO ] Computed and/alt/rep : 12/12/12 causal constraints (skipped 0 transitions) in 1 ms.
[2025-05-31 01:45:11] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 73 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 18333 reset in 73 ms.
Product exploration explored 100000 steps with 18317 reset in 189 ms.
Built C files in :
/tmp/ltsmin5323423332055421075
[2025-05-31 01:45:11] [INFO ] Computing symmetric may disable matrix : 16 transitions.
[2025-05-31 01:45:11] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-31 01:45:11] [INFO ] Computing symmetric may enable matrix : 16 transitions.
[2025-05-31 01:45:11] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-31 01:45:11] [INFO ] Computing Do-Not-Accords matrix : 16 transitions.
[2025-05-31 01:45:11] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-31 01:45:11] [INFO ] Built C files in 7ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin5323423332055421075
Running compilation step : cd /tmp/ltsmin5323423332055421075;'/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 84 ms.
Running link step : cd /tmp/ltsmin5323423332055421075;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 30 ms.
Running LTSmin : cd /tmp/ltsmin5323423332055421075;'/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/stateBased4559189978043082721.hoa' '--buchi-type=spotba'
LTSmin run took 42 ms.
FORMULA DatabaseWithMutex-COL-02-LTLFireability-06 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property DatabaseWithMutex-COL-02-LTLFireability-06 finished in 2424 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(G(!p0)))'
Support contains 4 out of 38 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 34 transition count 24
Reduce places removed 10 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 1 with 18 rules applied. Total rules applied 30 place count 24 transition count 16
Reduce places removed 8 places and 0 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Iterating post reduction 2 with 12 rules applied. Total rules applied 42 place count 16 transition count 12
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 46 place count 12 transition count 12
Applied a total of 46 rules in 2 ms. Remains 12 /38 variables (removed 26) and now considering 12/32 (removed 20) transitions.
// Phase 1: matrix 12 rows 12 cols
[2025-05-31 01:45:11] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:45:11] [INFO ] Implicit Places using invariants in 21 ms returned []
[2025-05-31 01:45:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:45:11] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 52 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 01:45:11] [INFO ] Redundant transitions in 0 ms returned []
Running 8 sub problems to find dead transitions.
[2025-05-31 01:45:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 2/12 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/16 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (OVERLAPS) 0/24 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 24/24 variables, and 16 constraints, problems are : Problem set: 0 solved, 8 unsolved in 86 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 12/12 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 2/12 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/16 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 8/24 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 0/24 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 24/24 variables, and 24 constraints, problems are : Problem set: 0 solved, 8 unsolved in 86 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 12/12 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 175ms problems are : Problem set: 0 solved, 8 unsolved
Search for dead transitions found 0 dead transitions in 175ms
Starting structural reductions in SI_LTL mode, iteration 1 : 12/38 places, 12/32 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 236 ms. Remains : 12/38 places, 12/32 transitions.
Stuttering acceptance computed with spot in 37 ms :[p0]
Running random walk in product with property : DatabaseWithMutex-COL-02-LTLFireability-08
Product exploration explored 100000 steps with 0 reset in 75 ms.
Stack based approach found an accepted trace after 5 steps with 0 reset with depth 6 and stack size 6 in 0 ms.
FORMULA DatabaseWithMutex-COL-02-LTLFireability-08 FALSE TECHNIQUES STACK_TEST
Treatment of property DatabaseWithMutex-COL-02-LTLFireability-08 finished in 361 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(!p0)||X(G(p1)))))'
Support contains 10 out of 38 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 34 transition count 32
Applied a total of 4 rules in 4 ms. Remains 34 /38 variables (removed 4) and now considering 32/32 (removed 0) transitions.
// Phase 1: matrix 32 rows 34 cols
[2025-05-31 01:45:12] [INFO ] Computed 6 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:45:12] [INFO ] Implicit Places using invariants in 33 ms returned [24, 25]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 46 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 32/38 places, 32/32 transitions.
Applied a total of 0 rules in 1 ms. Remains 32 /32 variables (removed 0) and now considering 32/32 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 51 ms. Remains : 32/38 places, 32/32 transitions.
Stuttering acceptance computed with spot in 189 ms :[true, (NOT p1), (AND (NOT p1) p0), p0, (AND (NOT p1) p0), (AND p0 (NOT p1))]
Running random walk in product with property : DatabaseWithMutex-COL-02-LTLFireability-09
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 0 ms.
FORMULA DatabaseWithMutex-COL-02-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DatabaseWithMutex-COL-02-LTLFireability-09 finished in 261 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(X((!p1||X(X(F(!p1))))))))'
Support contains 10 out of 38 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 34 transition count 32
Applied a total of 4 rules in 1 ms. Remains 34 /38 variables (removed 4) and now considering 32/32 (removed 0) transitions.
[2025-05-31 01:45:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:45:12] [INFO ] Implicit Places using invariants in 35 ms returned []
[2025-05-31 01:45:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:45:12] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 83 ms to find 0 implicit places.
Running 28 sub problems to find dead transitions.
[2025-05-31 01:45:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/32 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/32 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (OVERLAPS) 2/34 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/34 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (OVERLAPS) 32/66 variables, 34/40 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 6 (OVERLAPS) 0/66 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Real declared 66/66 variables, and 40 constraints, problems are : Problem set: 0 solved, 28 unsolved in 374 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 34/34 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 28 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/32 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/32 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (OVERLAPS) 2/34 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/34 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (OVERLAPS) 32/66 variables, 34/40 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 28/68 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 7 (OVERLAPS) 0/66 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Int declared 66/66 variables, and 68 constraints, problems are : Problem set: 0 solved, 28 unsolved in 376 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 34/34 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 759ms problems are : Problem set: 0 solved, 28 unsolved
Search for dead transitions found 0 dead transitions in 760ms
Starting structural reductions in LTL mode, iteration 1 : 34/38 places, 32/32 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 845 ms. Remains : 34/38 places, 32/32 transitions.
Stuttering acceptance computed with spot in 230 ms :[(OR (NOT p0) p1), (NOT p0), p1, p1, p1, p1]
Running random walk in product with property : DatabaseWithMutex-COL-02-LTLFireability-10
Product exploration explored 100000 steps with 24679 reset in 94 ms.
Product exploration explored 100000 steps with 24671 reset in 112 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (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 4 factoid took 95 ms. Reduced automaton from 6 states, 7 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 73 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 18 steps (0 resets) in 4 ms. (3 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p0)), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 4 factoid took 123 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 82 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 61 ms :[(NOT p0), (NOT p0)]
[2025-05-31 01:45:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-05-31 01:45:14] [INFO ] [Real]Absence check using 6 positive place invariants in 1 ms returned sat
[2025-05-31 01:45:14] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2025-05-31 01:45:14] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-05-31 01:45:14] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2025-05-31 01:45:14] [INFO ] [Nat]Absence check using state equation in 10 ms returned sat
[2025-05-31 01:45:14] [INFO ] Computed and/alt/rep : 28/28/28 causal constraints (skipped 0 transitions) in 2 ms.
[2025-05-31 01:45:14] [INFO ] Added : 1 causal constraints over 1 iterations in 7 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 4 out of 34 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 : 34/34 places, 32/32 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 34 transition count 28
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 8 place count 30 transition count 28
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 16 place count 26 transition count 24
Applied a total of 16 rules in 6 ms. Remains 26 /34 variables (removed 8) and now considering 24/32 (removed 8) transitions.
// Phase 1: matrix 24 rows 26 cols
[2025-05-31 01:45:14] [INFO ] Computed 6 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:45:14] [INFO ] Implicit Places using invariants in 24 ms returned []
[2025-05-31 01:45:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:45:14] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 52 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 01:45:14] [INFO ] Redundant transitions in 0 ms returned []
Running 20 sub problems to find dead transitions.
[2025-05-31 01:45:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 2/26 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/26 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (OVERLAPS) 24/50 variables, 26/32 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/50 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (OVERLAPS) 0/50 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 50/50 variables, and 32 constraints, problems are : Problem set: 0 solved, 20 unsolved in 233 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 26/26 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 20 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 2/26 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/26 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (OVERLAPS) 24/50 variables, 26/32 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/50 variables, 20/52 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/50 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (OVERLAPS) 0/50 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Int declared 50/50 variables, and 52 constraints, problems are : Problem set: 0 solved, 20 unsolved in 262 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 26/26 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 498ms problems are : Problem set: 0 solved, 20 unsolved
Search for dead transitions found 0 dead transitions in 498ms
Starting structural reductions in SI_LTL mode, iteration 1 : 26/34 places, 24/32 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 560 ms. Remains : 26/34 places, 24/32 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 68 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 78 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 16 steps (0 resets) in 4 ms. (3 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 113 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 72 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 87 ms :[(NOT p0), (NOT p0)]
[2025-05-31 01:45:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-05-31 01:45:15] [INFO ] [Real]Absence check using 6 positive place invariants in 3 ms returned sat
[2025-05-31 01:45:15] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2025-05-31 01:45:15] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-05-31 01:45:15] [INFO ] [Nat]Absence check using 6 positive place invariants in 1 ms returned sat
[2025-05-31 01:45:15] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2025-05-31 01:45:15] [INFO ] Computed and/alt/rep : 20/20/20 causal constraints (skipped 0 transitions) in 1 ms.
[2025-05-31 01:45:15] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 68 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 19544 reset in 69 ms.
Product exploration explored 100000 steps with 19572 reset in 76 ms.
Built C files in :
/tmp/ltsmin5303522853606390363
[2025-05-31 01:45:15] [INFO ] Computing symmetric may disable matrix : 24 transitions.
[2025-05-31 01:45:15] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-31 01:45:15] [INFO ] Computing symmetric may enable matrix : 24 transitions.
[2025-05-31 01:45:15] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-31 01:45:15] [INFO ] Computing Do-Not-Accords matrix : 24 transitions.
[2025-05-31 01:45:15] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-31 01:45:15] [INFO ] Built C files in 11ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin5303522853606390363
Running compilation step : cd /tmp/ltsmin5303522853606390363;'/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 106 ms.
Running link step : cd /tmp/ltsmin5303522853606390363;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 32 ms.
Running LTSmin : cd /tmp/ltsmin5303522853606390363;'/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/stateBased2571636393393133620.hoa' '--buchi-type=spotba'
LTSmin run took 41 ms.
FORMULA DatabaseWithMutex-COL-02-LTLFireability-10 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property DatabaseWithMutex-COL-02-LTLFireability-10 finished in 3375 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(G(p1)))) U (F(!p2)&&X(p3)))||G(p3)))'
Support contains 22 out of 38 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Applied a total of 0 rules in 1 ms. Remains 38 /38 variables (removed 0) and now considering 32/32 (removed 0) transitions.
// Phase 1: matrix 32 rows 38 cols
[2025-05-31 01:45:15] [INFO ] Computed 10 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:45:15] [INFO ] Implicit Places using invariants in 29 ms returned [28, 29]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 29 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 36/38 places, 32/32 transitions.
Applied a total of 0 rules in 1 ms. Remains 36 /36 variables (removed 0) and now considering 32/32 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 31 ms. Remains : 36/38 places, 32/32 transitions.
Stuttering acceptance computed with spot in 351 ms :[(NOT p3), (OR (AND (NOT p0) (NOT p3)) (AND (NOT p1) (NOT p3))), (NOT p3), (AND (NOT p1) (NOT p3)), p2, (AND p2 (NOT p3)), (OR (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : DatabaseWithMutex-COL-02-LTLFireability-11
Product exploration explored 100000 steps with 1 reset in 95 ms.
Stack based approach found an accepted trace after 25 steps with 0 reset with depth 26 and stack size 26 in 0 ms.
FORMULA DatabaseWithMutex-COL-02-LTLFireability-11 FALSE TECHNIQUES STACK_TEST
Treatment of property DatabaseWithMutex-COL-02-LTLFireability-11 finished in 506 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 14 out of 38 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Applied a total of 0 rules in 2 ms. Remains 38 /38 variables (removed 0) and now considering 32/32 (removed 0) transitions.
[2025-05-31 01:45:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:45:16] [INFO ] Implicit Places using invariants in 33 ms returned []
[2025-05-31 01:45:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:45:16] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 69 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 01:45:16] [INFO ] Redundant transitions in 0 ms returned []
Running 28 sub problems to find dead transitions.
[2025-05-31 01:45:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/36 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (OVERLAPS) 2/38 variables, 4/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/38 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 6 (OVERLAPS) 32/70 variables, 38/48 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/70 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 8 (OVERLAPS) 0/70 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Real declared 70/70 variables, and 48 constraints, problems are : Problem set: 0 solved, 28 unsolved in 387 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 38/38 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 28 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/36 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (OVERLAPS) 2/38 variables, 4/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/38 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 6 (OVERLAPS) 32/70 variables, 38/48 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/70 variables, 28/76 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/70 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 9 (OVERLAPS) 0/70 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Int declared 70/70 variables, and 76 constraints, problems are : Problem set: 0 solved, 28 unsolved in 424 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 38/38 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 816ms problems are : Problem set: 0 solved, 28 unsolved
Search for dead transitions found 0 dead transitions in 816ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 893 ms. Remains : 38/38 places, 32/32 transitions.
Stuttering acceptance computed with spot in 87 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : DatabaseWithMutex-COL-02-LTLFireability-12
Product exploration explored 100000 steps with 14835 reset in 113 ms.
Product exploration explored 100000 steps with 14860 reset in 117 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 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 based reduction with 9 factoid took 105 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 88 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 37 steps (0 resets) in 6 ms. (5 steps per ms) remains 0/4 properties
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 : [(F p1), (F (NOT (AND (NOT p0) (NOT p1)))), (F p0), (F (NOT (OR p0 (NOT p1))))]
Knowledge based reduction with 9 factoid took 225 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 71 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 86 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
[2025-05-31 01:45:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-05-31 01:45:18] [INFO ] [Real]Absence check using 7 positive place invariants in 1 ms returned sat
[2025-05-31 01:45:18] [INFO ] [Real]Absence check using 7 positive and 3 generalized place invariants in 4 ms returned sat
[2025-05-31 01:45:18] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2025-05-31 01:45:18] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-05-31 01:45:18] [INFO ] [Nat]Absence check using 7 positive place invariants in 2 ms returned sat
[2025-05-31 01:45:18] [INFO ] [Nat]Absence check using 7 positive and 3 generalized place invariants in 1 ms returned sat
[2025-05-31 01:45:18] [INFO ] [Nat]Absence check using state equation in 13 ms returned sat
[2025-05-31 01:45:18] [INFO ] Computed and/alt/rep : 28/32/28 causal constraints (skipped 0 transitions) in 1 ms.
[2025-05-31 01:45:18] [INFO ] Added : 2 causal constraints over 1 iterations in 8 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p1))
Support contains 14 out of 38 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Applied a total of 0 rules in 2 ms. Remains 38 /38 variables (removed 0) and now considering 32/32 (removed 0) transitions.
[2025-05-31 01:45:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:45:18] [INFO ] Implicit Places using invariants in 30 ms returned []
[2025-05-31 01:45:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:45:18] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 66 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 01:45:18] [INFO ] Redundant transitions in 0 ms returned []
Running 28 sub problems to find dead transitions.
[2025-05-31 01:45:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/36 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (OVERLAPS) 2/38 variables, 4/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/38 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 6 (OVERLAPS) 32/70 variables, 38/48 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/70 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 8 (OVERLAPS) 0/70 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Real declared 70/70 variables, and 48 constraints, problems are : Problem set: 0 solved, 28 unsolved in 399 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 38/38 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 28 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/36 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (OVERLAPS) 2/38 variables, 4/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/38 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 6 (OVERLAPS) 32/70 variables, 38/48 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/70 variables, 28/76 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/70 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 9 (OVERLAPS) 0/70 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Int declared 70/70 variables, and 76 constraints, problems are : Problem set: 0 solved, 28 unsolved in 388 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 38/38 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 792ms problems are : Problem set: 0 solved, 28 unsolved
Search for dead transitions found 0 dead transitions in 792ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 865 ms. Remains : 38/38 places, 32/32 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND (NOT p0) p1))), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND (NOT p0) 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 101 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 73 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 45 steps (0 resets) in 7 ms. (5 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND (NOT p0) p1))), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND (NOT p0) p1)))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1), (F (NOT (AND (NOT p0) (NOT p1)))), (F p0), (F (NOT (OR p0 (NOT p1))))]
Knowledge based reduction with 9 factoid took 246 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 89 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 79 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
[2025-05-31 01:45:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-05-31 01:45:19] [INFO ] [Real]Absence check using 7 positive place invariants in 2 ms returned sat
[2025-05-31 01:45:19] [INFO ] [Real]Absence check using 7 positive and 3 generalized place invariants in 1 ms returned sat
[2025-05-31 01:45:19] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2025-05-31 01:45:19] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-05-31 01:45:19] [INFO ] [Nat]Absence check using 7 positive place invariants in 2 ms returned sat
[2025-05-31 01:45:19] [INFO ] [Nat]Absence check using 7 positive and 3 generalized place invariants in 2 ms returned sat
[2025-05-31 01:45:19] [INFO ] [Nat]Absence check using state equation in 13 ms returned sat
[2025-05-31 01:45:19] [INFO ] Computed and/alt/rep : 28/32/28 causal constraints (skipped 0 transitions) in 2 ms.
[2025-05-31 01:45:19] [INFO ] Added : 2 causal constraints over 1 iterations in 9 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p1))
Stuttering acceptance computed with spot in 86 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 14867 reset in 111 ms.
Product exploration explored 100000 steps with 14853 reset in 122 ms.
Built C files in :
/tmp/ltsmin5934932898894465399
[2025-05-31 01:45:20] [INFO ] Computing symmetric may disable matrix : 32 transitions.
[2025-05-31 01:45:20] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-31 01:45:20] [INFO ] Computing symmetric may enable matrix : 32 transitions.
[2025-05-31 01:45:20] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-31 01:45:20] [INFO ] Computing Do-Not-Accords matrix : 32 transitions.
[2025-05-31 01:45:20] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-31 01:45:20] [INFO ] Built C files in 6ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin5934932898894465399
Running compilation step : cd /tmp/ltsmin5934932898894465399;'/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 110 ms.
Running link step : cd /tmp/ltsmin5934932898894465399;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 37 ms.
Running LTSmin : cd /tmp/ltsmin5934932898894465399;'/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/stateBased16022432801057604284.hoa' '--buchi-type=spotba'
LTSmin run took 51 ms.
FORMULA DatabaseWithMutex-COL-02-LTLFireability-12 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property DatabaseWithMutex-COL-02-LTLFireability-12 finished in 4144 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(G(p1)) U p2))&&X(X(p3)))||p0)))'
Support contains 10 out of 38 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 34 transition count 32
Applied a total of 4 rules in 0 ms. Remains 34 /38 variables (removed 4) and now considering 32/32 (removed 0) transitions.
// Phase 1: matrix 32 rows 34 cols
[2025-05-31 01:45:20] [INFO ] Computed 6 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:45:20] [INFO ] Implicit Places using invariants in 32 ms returned [24, 25]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 34 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 32/38 places, 32/32 transitions.
Applied a total of 0 rules in 0 ms. Remains 32 /32 variables (removed 0) and now considering 32/32 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 35 ms. Remains : 32/38 places, 32/32 transitions.
Stuttering acceptance computed with spot in 255 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p3))), (OR (NOT p3) (NOT p2)), (NOT p3), (OR (NOT p1) (NOT p2)), true, (NOT p1)]
Running random walk in product with property : DatabaseWithMutex-COL-02-LTLFireability-13
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA DatabaseWithMutex-COL-02-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DatabaseWithMutex-COL-02-LTLFireability-13 finished in 310 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 6 out of 38 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 34 transition count 24
Reduce places removed 10 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 1 with 18 rules applied. Total rules applied 30 place count 24 transition count 16
Reduce places removed 8 places and 0 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Iterating post reduction 2 with 12 rules applied. Total rules applied 42 place count 16 transition count 12
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 46 place count 12 transition count 12
Applied a total of 46 rules in 3 ms. Remains 12 /38 variables (removed 26) and now considering 12/32 (removed 20) transitions.
// Phase 1: matrix 12 rows 12 cols
[2025-05-31 01:45:20] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:45:20] [INFO ] Implicit Places using invariants in 22 ms returned []
[2025-05-31 01:45:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:45:20] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 44 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 01:45:20] [INFO ] Redundant transitions in 0 ms returned []
Running 8 sub problems to find dead transitions.
[2025-05-31 01:45:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 2/12 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/16 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (OVERLAPS) 0/24 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 24/24 variables, and 16 constraints, problems are : Problem set: 0 solved, 8 unsolved in 72 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 12/12 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 2/12 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/16 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 8/24 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 0/24 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 24/24 variables, and 24 constraints, problems are : Problem set: 0 solved, 8 unsolved in 81 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 12/12 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 155ms problems are : Problem set: 0 solved, 8 unsolved
Search for dead transitions found 0 dead transitions in 156ms
Starting structural reductions in SI_LTL mode, iteration 1 : 12/38 places, 12/32 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 208 ms. Remains : 12/38 places, 12/32 transitions.
Stuttering acceptance computed with spot in 38 ms :[p0]
Running random walk in product with property : DatabaseWithMutex-COL-02-LTLFireability-14
Product exploration explored 100000 steps with 50000 reset in 131 ms.
Product exploration explored 100000 steps with 50000 reset in 115 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X (NOT p0))]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 2 factoid took 16 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA DatabaseWithMutex-COL-02-LTLFireability-14 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DatabaseWithMutex-COL-02-LTLFireability-14 finished in 521 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)))'
Support contains 6 out of 38 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 34 transition count 32
Applied a total of 4 rules in 2 ms. Remains 34 /38 variables (removed 4) and now considering 32/32 (removed 0) transitions.
// Phase 1: matrix 32 rows 34 cols
[2025-05-31 01:45:21] [INFO ] Computed 6 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:45:21] [INFO ] Implicit Places using invariants in 25 ms returned []
[2025-05-31 01:45:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:45:21] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 57 ms to find 0 implicit places.
Running 28 sub problems to find dead transitions.
[2025-05-31 01:45:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/32 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/32 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (OVERLAPS) 2/34 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/34 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (OVERLAPS) 32/66 variables, 34/40 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 6 (OVERLAPS) 0/66 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Real declared 66/66 variables, and 40 constraints, problems are : Problem set: 0 solved, 28 unsolved in 390 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 34/34 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 28 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/32 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/32 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (OVERLAPS) 2/34 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/34 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (OVERLAPS) 32/66 variables, 34/40 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 28/68 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 7 (OVERLAPS) 0/66 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Int declared 66/66 variables, and 68 constraints, problems are : Problem set: 0 solved, 28 unsolved in 396 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 34/34 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 790ms problems are : Problem set: 0 solved, 28 unsolved
Search for dead transitions found 0 dead transitions in 790ms
Starting structural reductions in LTL mode, iteration 1 : 34/38 places, 32/32 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 850 ms. Remains : 34/38 places, 32/32 transitions.
Stuttering acceptance computed with spot in 81 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : DatabaseWithMutex-COL-02-LTLFireability-15
Product exploration explored 100000 steps with 15402 reset in 63 ms.
Product exploration explored 100000 steps with 15414 reset in 70 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 3 factoid took 94 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) 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 20 steps (0 resets) in 4 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 102 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 81 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 77 ms :[(NOT p0), (NOT p0)]
[2025-05-31 01:45:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-05-31 01:45:22] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned sat
[2025-05-31 01:45:22] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2025-05-31 01:45:22] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-05-31 01:45:22] [INFO ] [Nat]Absence check using 6 positive place invariants in 1 ms returned sat
[2025-05-31 01:45:22] [INFO ] [Nat]Absence check using state equation in 11 ms returned sat
[2025-05-31 01:45:22] [INFO ] Computed and/alt/rep : 28/28/28 causal constraints (skipped 0 transitions) in 1 ms.
[2025-05-31 01:45:22] [INFO ] Added : 2 causal constraints over 1 iterations in 13 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 6 out of 34 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 34/34 places, 32/32 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 34 transition count 24
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 16 place count 26 transition count 24
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 24 place count 22 transition count 20
Applied a total of 24 rules in 2 ms. Remains 22 /34 variables (removed 12) and now considering 20/32 (removed 12) transitions.
// Phase 1: matrix 20 rows 22 cols
[2025-05-31 01:45:22] [INFO ] Computed 6 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:45:22] [INFO ] Implicit Places using invariants in 28 ms returned []
[2025-05-31 01:45:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 01:45:22] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 64 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 01:45:22] [INFO ] Redundant transitions in 0 ms returned []
Running 16 sub problems to find dead transitions.
[2025-05-31 01:45:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (OVERLAPS) 2/22 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (OVERLAPS) 20/42 variables, 22/28 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/42 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (OVERLAPS) 0/42 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Real declared 42/42 variables, and 28 constraints, problems are : Problem set: 0 solved, 16 unsolved in 169 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (OVERLAPS) 2/22 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (OVERLAPS) 20/42 variables, 22/28 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/42 variables, 16/44 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/42 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (OVERLAPS) 0/42 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Int declared 42/42 variables, and 44 constraints, problems are : Problem set: 0 solved, 16 unsolved in 189 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 363ms problems are : Problem set: 0 solved, 16 unsolved
Search for dead transitions found 0 dead transitions in 364ms
Starting structural reductions in SI_LTL mode, iteration 1 : 22/34 places, 20/32 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 434 ms. Remains : 22/34 places, 20/32 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 88 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 88 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 15 steps (0 resets) in 4 ms. (3 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 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 76 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 59 ms :[(NOT p0), (NOT p0)]
[2025-05-31 01:45:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-05-31 01:45:23] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned sat
[2025-05-31 01:45:23] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2025-05-31 01:45:23] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-05-31 01:45:23] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2025-05-31 01:45:23] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2025-05-31 01:45:23] [INFO ] Computed and/alt/rep : 16/16/16 causal constraints (skipped 0 transitions) in 1 ms.
[2025-05-31 01:45:23] [INFO ] Added : 1 causal constraints over 1 iterations in 7 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 80 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 19550 reset in 72 ms.
Product exploration explored 100000 steps with 19520 reset in 77 ms.
Built C files in :
/tmp/ltsmin14176306276522929608
[2025-05-31 01:45:24] [INFO ] Computing symmetric may disable matrix : 20 transitions.
[2025-05-31 01:45:24] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-31 01:45:24] [INFO ] Computing symmetric may enable matrix : 20 transitions.
[2025-05-31 01:45:24] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-31 01:45:24] [INFO ] Computing Do-Not-Accords matrix : 20 transitions.
[2025-05-31 01:45:24] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-31 01:45:24] [INFO ] Built C files in 7ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin14176306276522929608
Running compilation step : cd /tmp/ltsmin14176306276522929608;'/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 102 ms.
Running link step : cd /tmp/ltsmin14176306276522929608;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 35 ms.
Running LTSmin : cd /tmp/ltsmin14176306276522929608;'/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/stateBased1725134378632804602.hoa' '--buchi-type=spotba'
LTSmin run took 49 ms.
FORMULA DatabaseWithMutex-COL-02-LTLFireability-15 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property DatabaseWithMutex-COL-02-LTLFireability-15 finished in 3077 ms.
All properties solved by simple procedures.
Total runtime 25296 ms.

BK_STOP 1748655924289

--------------------
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="DatabaseWithMutex-COL-02"
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 DatabaseWithMutex-COL-02, 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 r044-tall-174854029100788"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DatabaseWithMutex-COL-02.tgz
mv DatabaseWithMutex-COL-02 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 '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
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 ;