Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r072-tall-174860067700548.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 DoubleLock-PT-p2s1, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r072-tall-174860067700548
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 472K
-rw-r--r-- 1 mcc users 4.2K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 38K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 51K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.3K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 100K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.1K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 68K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 5 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 97K 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 DoubleLock-PT-p2s1-LTLFireability-00
FORMULA_NAME DoubleLock-PT-p2s1-LTLFireability-01
FORMULA_NAME DoubleLock-PT-p2s1-LTLFireability-02
FORMULA_NAME DoubleLock-PT-p2s1-LTLFireability-03
FORMULA_NAME DoubleLock-PT-p2s1-LTLFireability-04
FORMULA_NAME DoubleLock-PT-p2s1-LTLFireability-05
FORMULA_NAME DoubleLock-PT-p2s1-LTLFireability-06
FORMULA_NAME DoubleLock-PT-p2s1-LTLFireability-07
FORMULA_NAME DoubleLock-PT-p2s1-LTLFireability-08
FORMULA_NAME DoubleLock-PT-p2s1-LTLFireability-09
FORMULA_NAME DoubleLock-PT-p2s1-LTLFireability-10
FORMULA_NAME DoubleLock-PT-p2s1-LTLFireability-11
FORMULA_NAME DoubleLock-PT-p2s1-LTLFireability-12
FORMULA_NAME DoubleLock-PT-p2s1-LTLFireability-13
FORMULA_NAME DoubleLock-PT-p2s1-LTLFireability-14
FORMULA_NAME DoubleLock-PT-p2s1-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1748771809171

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DoubleLock-PT-p2s1
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-01 09:56:50] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-01 09:56:50] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-01 09:56:50] [INFO ] Load time of PNML (sax parser for PT used): 80 ms
[2025-06-01 09:56:50] [INFO ] Transformed 64 places.
[2025-06-01 09:56:50] [INFO ] Transformed 212 transitions.
[2025-06-01 09:56:50] [INFO ] Parsed PT model containing 64 places and 212 transitions and 860 arcs in 167 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 9 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
Deduced a syphon composed of 8 places in 2 ms
Reduce places removed 8 places and 8 transitions.
FORMULA DoubleLock-PT-p2s1-LTLFireability-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 32 out of 56 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 56/56 places, 204/204 transitions.
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 52 transition count 204
Applied a total of 4 rules in 13 ms. Remains 52 /56 variables (removed 4) and now considering 204/204 (removed 0) transitions.
[2025-06-01 09:56:50] [INFO ] Flow matrix only has 152 transitions (discarded 52 similar events)
// Phase 1: matrix 152 rows 52 cols
[2025-06-01 09:56:50] [INFO ] Computed 2 invariants in 11 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 09:56:50] [INFO ] Implicit Places using invariants in 174 ms returned []
[2025-06-01 09:56:50] [INFO ] Flow matrix only has 152 transitions (discarded 52 similar events)
[2025-06-01 09:56:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 09:56:51] [INFO ] State equation strengthened by 27 read => feed constraints.
[2025-06-01 09:56:51] [INFO ] Implicit Places using invariants and state equation in 124 ms returned []
Implicit Place search using SMT with State Equation took 330 ms to find 0 implicit places.
Running 202 sub problems to find dead transitions.
[2025-06-01 09:56:51] [INFO ] Flow matrix only has 152 transitions (discarded 52 similar events)
[2025-06-01 09:56:51] [INFO ] Invariant cache hit.
[2025-06-01 09:56:51] [INFO ] State equation strengthened by 27 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/52 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/52 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/52 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 3 (OVERLAPS) 152/204 variables, 52/54 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/204 variables, 27/81 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/204 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 202 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/204 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 202 unsolved
No progress, stopping.
After SMT solving in domain Real declared 204/204 variables, and 81 constraints, problems are : Problem set: 0 solved, 202 unsolved in 3903 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 52/52 constraints, ReadFeed: 27/27 constraints, PredecessorRefiner: 202/202 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 202 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/52 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/52 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/52 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 3 (OVERLAPS) 152/204 variables, 52/54 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/204 variables, 27/81 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/204 variables, 202/283 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/204 variables, 0/283 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 7 (OVERLAPS) 0/204 variables, 0/283 constraints. Problems are: Problem set: 0 solved, 202 unsolved
No progress, stopping.
After SMT solving in domain Int declared 204/204 variables, and 283 constraints, problems are : Problem set: 0 solved, 202 unsolved in 7372 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 52/52 constraints, ReadFeed: 27/27 constraints, PredecessorRefiner: 202/202 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 11441ms problems are : Problem set: 0 solved, 202 unsolved
Search for dead transitions found 0 dead transitions in 11455ms
Starting structural reductions in LTL mode, iteration 1 : 52/56 places, 204/204 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 11826 ms. Remains : 52/56 places, 204/204 transitions.
Support contains 32 out of 52 places after structural reductions.
[2025-06-01 09:57:02] [INFO ] Flatten gal took : 36 ms
[2025-06-01 09:57:02] [INFO ] Flatten gal took : 16 ms
[2025-06-01 09:57:02] [INFO ] Input system was already deterministic with 204 transitions.
Reduction of identical properties reduced properties to check from 31 to 30
RANDOM walk for 40000 steps (200 resets) in 1200 ms. (33 steps per ms) remains 1/30 properties
BEST_FIRST walk for 40003 steps (8 resets) in 272 ms. (146 steps per ms) remains 1/1 properties
[2025-06-01 09:57:03] [INFO ] Flow matrix only has 152 transitions (discarded 52 similar events)
[2025-06-01 09:57:03] [INFO ] Invariant cache hit.
[2025-06-01 09:57:03] [INFO ] State equation strengthened by 27 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 7/11 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 96/107 variables, 11/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/107 variables, 7/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/107 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem AtomicPropp17 is UNSAT
After SMT solving in domain Real declared 204/204 variables, and 60 constraints, problems are : Problem set: 1 solved, 0 unsolved in 67 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 52/52 constraints, ReadFeed: 7/27 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 77ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
FORMULA DoubleLock-PT-p2s1-LTLFireability-11 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 1 atomic propositions for a total of 14 simplifications.
FORMULA DoubleLock-PT-p2s1-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 4 stabilizing places and 24 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' '!(G(F(p0)))'
Support contains 4 out of 52 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 52/52 places, 204/204 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 51 transition count 200
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 51 transition count 200
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 50 transition count 196
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 50 transition count 196
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 49 transition count 192
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 49 transition count 192
Applied a total of 6 rules in 21 ms. Remains 49 /52 variables (removed 3) and now considering 192/204 (removed 12) transitions.
[2025-06-01 09:57:03] [INFO ] Flow matrix only has 143 transitions (discarded 49 similar events)
// Phase 1: matrix 143 rows 49 cols
[2025-06-01 09:57:03] [INFO ] Computed 2 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 09:57:03] [INFO ] Implicit Places using invariants in 50 ms returned []
[2025-06-01 09:57:03] [INFO ] Flow matrix only has 143 transitions (discarded 49 similar events)
[2025-06-01 09:57:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 09:57:03] [INFO ] State equation strengthened by 26 read => feed constraints.
[2025-06-01 09:57:03] [INFO ] Implicit Places using invariants and state equation in 110 ms returned []
Implicit Place search using SMT with State Equation took 162 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 09:57:03] [INFO ] Redundant transitions in 6 ms returned []
Running 190 sub problems to find dead transitions.
[2025-06-01 09:57:03] [INFO ] Flow matrix only has 143 transitions (discarded 49 similar events)
[2025-06-01 09:57:03] [INFO ] Invariant cache hit.
[2025-06-01 09:57:03] [INFO ] State equation strengthened by 26 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/49 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (OVERLAPS) 143/192 variables, 49/51 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 26/77 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 190 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/192 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 77 constraints, problems are : Problem set: 0 solved, 190 unsolved in 3044 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 49/49 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 190 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/49 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (OVERLAPS) 143/192 variables, 49/51 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 26/77 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 190/267 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 0/267 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 7 (OVERLAPS) 0/192 variables, 0/267 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 267 constraints, problems are : Problem set: 0 solved, 190 unsolved in 6357 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 49/49 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9468ms problems are : Problem set: 0 solved, 190 unsolved
Search for dead transitions found 0 dead transitions in 9468ms
Starting structural reductions in SI_LTL mode, iteration 1 : 49/52 places, 192/204 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 9664 ms. Remains : 49/52 places, 192/204 transitions.
Stuttering acceptance computed with spot in 199 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : DoubleLock-PT-p2s1-LTLFireability-00
Product exploration explored 100000 steps with 1139 reset in 299 ms.
Product exploration explored 100000 steps with 1137 reset in 229 ms.
Computed a total of 4 stabilizing places and 24 stable transitions
Computed a total of 4 stabilizing places and 24 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 63 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 75 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 496 steps (1 resets) in 9 ms. (49 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT 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 85 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 68 ms :[(NOT p0), (NOT p0)]
Support contains 4 out of 49 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 49/49 places, 192/192 transitions.
Applied a total of 0 rules in 11 ms. Remains 49 /49 variables (removed 0) and now considering 192/192 (removed 0) transitions.
[2025-06-01 09:57:14] [INFO ] Flow matrix only has 143 transitions (discarded 49 similar events)
[2025-06-01 09:57:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 09:57:14] [INFO ] Implicit Places using invariants in 39 ms returned []
[2025-06-01 09:57:14] [INFO ] Flow matrix only has 143 transitions (discarded 49 similar events)
[2025-06-01 09:57:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 09:57:14] [INFO ] State equation strengthened by 26 read => feed constraints.
[2025-06-01 09:57:14] [INFO ] Implicit Places using invariants and state equation in 115 ms returned []
Implicit Place search using SMT with State Equation took 157 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 09:57:14] [INFO ] Redundant transitions in 10 ms returned []
Running 190 sub problems to find dead transitions.
[2025-06-01 09:57:14] [INFO ] Flow matrix only has 143 transitions (discarded 49 similar events)
[2025-06-01 09:57:14] [INFO ] Invariant cache hit.
[2025-06-01 09:57:14] [INFO ] State equation strengthened by 26 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/49 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (OVERLAPS) 143/192 variables, 49/51 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 26/77 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 190 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/192 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 77 constraints, problems are : Problem set: 0 solved, 190 unsolved in 3043 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 49/49 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 190 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/49 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (OVERLAPS) 143/192 variables, 49/51 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 26/77 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 190/267 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 0/267 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 7 (OVERLAPS) 0/192 variables, 0/267 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 267 constraints, problems are : Problem set: 0 solved, 190 unsolved in 6209 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 49/49 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9311ms problems are : Problem set: 0 solved, 190 unsolved
Search for dead transitions found 0 dead transitions in 9313ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 9502 ms. Remains : 49/49 places, 192/192 transitions.
Computed a total of 4 stabilizing places and 24 stable transitions
Computed a total of 4 stabilizing places and 24 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 100 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 655 steps (2 resets) in 8 ms. (72 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT 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 88 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 84 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 81 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 1108 reset in 166 ms.
Product exploration explored 100000 steps with 1145 reset in 180 ms.
Built C files in :
/tmp/ltsmin3702135740600132263
[2025-06-01 09:57:25] [INFO ] Computing symmetric may disable matrix : 192 transitions.
[2025-06-01 09:57:25] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 09:57:25] [INFO ] Computing symmetric may enable matrix : 192 transitions.
[2025-06-01 09:57:25] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 09:57:25] [INFO ] Computing Do-Not-Accords matrix : 192 transitions.
[2025-06-01 09:57:25] [INFO ] Computation of Completed DNA matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 09:57:25] [INFO ] Built C files in 49ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin3702135740600132263
Running compilation step : cd /tmp/ltsmin3702135740600132263;'/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 466 ms.
Running link step : cd /tmp/ltsmin3702135740600132263;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 41 ms.
Running LTSmin : cd /tmp/ltsmin3702135740600132263;'/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/stateBased2009047641037193656.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 4 out of 49 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 49/49 places, 192/192 transitions.
Applied a total of 0 rules in 14 ms. Remains 49 /49 variables (removed 0) and now considering 192/192 (removed 0) transitions.
[2025-06-01 09:57:40] [INFO ] Flow matrix only has 143 transitions (discarded 49 similar events)
[2025-06-01 09:57:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 09:57:40] [INFO ] Implicit Places using invariants in 54 ms returned []
[2025-06-01 09:57:40] [INFO ] Flow matrix only has 143 transitions (discarded 49 similar events)
[2025-06-01 09:57:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 09:57:40] [INFO ] State equation strengthened by 26 read => feed constraints.
[2025-06-01 09:57:40] [INFO ] Implicit Places using invariants and state equation in 100 ms returned []
Implicit Place search using SMT with State Equation took 156 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 09:57:40] [INFO ] Redundant transitions in 3 ms returned []
Running 190 sub problems to find dead transitions.
[2025-06-01 09:57:40] [INFO ] Flow matrix only has 143 transitions (discarded 49 similar events)
[2025-06-01 09:57:40] [INFO ] Invariant cache hit.
[2025-06-01 09:57:40] [INFO ] State equation strengthened by 26 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/49 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (OVERLAPS) 143/192 variables, 49/51 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 26/77 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 190 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/192 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 77 constraints, problems are : Problem set: 0 solved, 190 unsolved in 3234 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 49/49 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 190 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/49 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (OVERLAPS) 143/192 variables, 49/51 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 26/77 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 190/267 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 0/267 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 7 (OVERLAPS) 0/192 variables, 0/267 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 267 constraints, problems are : Problem set: 0 solved, 190 unsolved in 6367 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 49/49 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9656ms problems are : Problem set: 0 solved, 190 unsolved
Search for dead transitions found 0 dead transitions in 9656ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 9834 ms. Remains : 49/49 places, 192/192 transitions.
Built C files in :
/tmp/ltsmin11461075905641854655
[2025-06-01 09:57:50] [INFO ] Computing symmetric may disable matrix : 192 transitions.
[2025-06-01 09:57:50] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 09:57:50] [INFO ] Computing symmetric may enable matrix : 192 transitions.
[2025-06-01 09:57:50] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 09:57:50] [INFO ] Computing Do-Not-Accords matrix : 192 transitions.
[2025-06-01 09:57:50] [INFO ] Computation of Completed DNA matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 09:57:50] [INFO ] Built C files in 33ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin11461075905641854655
Running compilation step : cd /tmp/ltsmin11461075905641854655;'/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 404 ms.
Running link step : cd /tmp/ltsmin11461075905641854655;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 58 ms.
Running LTSmin : cd /tmp/ltsmin11461075905641854655;'/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/stateBased6869667775077615687.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2025-06-01 09:58:05] [INFO ] Flatten gal took : 26 ms
[2025-06-01 09:58:05] [INFO ] Flatten gal took : 11 ms
[2025-06-01 09:58:05] [INFO ] Time to serialize gal into /tmp/LTL14896065298789248558.gal : 4 ms
[2025-06-01 09:58:05] [INFO ] Time to serialize properties into /tmp/LTL12224201715291608812.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL14896065298789248558.gal' '-t' 'CGAL' '-hoa' '/tmp/aut9264324059944968135.hoa' '-atoms' '/tmp/LTL12224201715291608812.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...319
Loading property file /tmp/LTL12224201715291608812.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut9264324059944968135.hoa
Detected timeout of ITS tools.
[2025-06-01 09:58:20] [INFO ] Flatten gal took : 9 ms
[2025-06-01 09:58:20] [INFO ] Flatten gal took : 9 ms
[2025-06-01 09:58:20] [INFO ] Time to serialize gal into /tmp/LTL18349333586140623239.gal : 2 ms
[2025-06-01 09:58:20] [INFO ] Time to serialize properties into /tmp/LTL6153943948671628237.ltl : 4 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL18349333586140623239.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL6153943948671628237.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((G(F("(((s2<1)||(l28<1))||(((s1<1)||(l37<1))&&((s2<1)||(l28<1))))"))))
Formula 0 simplified : FG!"(((s2<1)||(l28<1))||(((s1<1)||(l37<1))&&((s2<1)||(l28<1))))"
Detected timeout of ITS tools.
[2025-06-01 09:58:35] [INFO ] Flatten gal took : 10 ms
[2025-06-01 09:58:35] [INFO ] Applying decomposition
[2025-06-01 09:58:35] [INFO ] Flatten gal took : 10 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph5456583347387366628.txt' '-o' '/tmp/graph5456583347387366628.bin' '-w' '/tmp/graph5456583347387366628.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph5456583347387366628.bin' '-l' '-1' '-v' '-w' '/tmp/graph5456583347387366628.weights' '-q' '0' '-e' '0.001'
[2025-06-01 09:58:35] [INFO ] Decomposing Gal with order
[2025-06-01 09:58:35] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 09:58:35] [INFO ] Removed a total of 400 redundant transitions.
[2025-06-01 09:58:35] [INFO ] Flatten gal took : 49 ms
[2025-06-01 09:58:35] [INFO ] Fuse similar labels procedure discarded/fused a total of 16 labels/synchronizations in 12 ms.
[2025-06-01 09:58:35] [INFO ] Time to serialize gal into /tmp/LTL8996708631329775378.gal : 3 ms
[2025-06-01 09:58:35] [INFO ] Time to serialize properties into /tmp/LTL13320845164336565361.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL8996708631329775378.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL13320845164336565361.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...255
Read 1 LTL properties
Checking formula 0 : !((G(F("(((i5.u0.s2<1)||(i5.u13.l28<1))||(((i6.u2.s1<1)||(i5.u16.l37<1))&&((i5.u0.s2<1)||(i5.u13.l28<1))))"))))
Formula 0 simplified : FG!"(((i5.u0.s2<1)||(i5.u13.l28<1))||(((i6.u2.s1<1)||(i5.u16.l37<1))&&((i5.u0.s2<1)||(i5.u13.l28<1))))"
Detected timeout of ITS tools.
Treatment of property DoubleLock-PT-p2s1-LTLFireability-00 finished in 106973 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 2 out of 52 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 52/52 places, 204/204 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 51 transition count 200
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 51 transition count 200
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 50 transition count 196
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 50 transition count 196
Applied a total of 4 rules in 10 ms. Remains 50 /52 variables (removed 2) and now considering 196/204 (removed 8) transitions.
[2025-06-01 09:58:50] [INFO ] Flow matrix only has 147 transitions (discarded 49 similar events)
// Phase 1: matrix 147 rows 50 cols
[2025-06-01 09:58:50] [INFO ] Computed 2 invariants in 6 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 09:58:50] [INFO ] Implicit Places using invariants in 55 ms returned []
[2025-06-01 09:58:50] [INFO ] Flow matrix only has 147 transitions (discarded 49 similar events)
[2025-06-01 09:58:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 09:58:50] [INFO ] State equation strengthened by 26 read => feed constraints.
[2025-06-01 09:58:50] [INFO ] Implicit Places using invariants and state equation in 134 ms returned []
Implicit Place search using SMT with State Equation took 191 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 09:58:50] [INFO ] Redundant transitions in 3 ms returned []
Running 194 sub problems to find dead transitions.
[2025-06-01 09:58:50] [INFO ] Flow matrix only has 147 transitions (discarded 49 similar events)
[2025-06-01 09:58:50] [INFO ] Invariant cache hit.
[2025-06-01 09:58:50] [INFO ] State equation strengthened by 26 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/50 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 3 (OVERLAPS) 147/197 variables, 50/52 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/197 variables, 26/78 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/197 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 194 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/197 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 194 unsolved
No progress, stopping.
After SMT solving in domain Real declared 197/197 variables, and 78 constraints, problems are : Problem set: 0 solved, 194 unsolved in 3389 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 50/50 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 194/194 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 194 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/50 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 3 (OVERLAPS) 147/197 variables, 50/52 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/197 variables, 26/78 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/197 variables, 194/272 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/197 variables, 0/272 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 7 (OVERLAPS) 0/197 variables, 0/272 constraints. Problems are: Problem set: 0 solved, 194 unsolved
No progress, stopping.
After SMT solving in domain Int declared 197/197 variables, and 272 constraints, problems are : Problem set: 0 solved, 194 unsolved in 6926 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 50/50 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 194/194 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10387ms problems are : Problem set: 0 solved, 194 unsolved
Search for dead transitions found 0 dead transitions in 10389ms
Starting structural reductions in SI_LTL mode, iteration 1 : 50/52 places, 196/204 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10602 ms. Remains : 50/52 places, 196/204 transitions.
Stuttering acceptance computed with spot in 46 ms :[(NOT p0)]
Running random walk in product with property : DoubleLock-PT-p2s1-LTLFireability-01
Product exploration explored 100000 steps with 668 reset in 194 ms.
Product exploration explored 100000 steps with 661 reset in 199 ms.
Computed a total of 4 stabilizing places and 24 stable transitions
Computed a total of 4 stabilizing places and 24 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 91 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
RANDOM walk for 677 steps (2 resets) in 6 ms. (96 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 85 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 42 ms :[(NOT p0)]
Support contains 2 out of 50 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 50/50 places, 196/196 transitions.
Applied a total of 0 rules in 11 ms. Remains 50 /50 variables (removed 0) and now considering 196/196 (removed 0) transitions.
[2025-06-01 09:59:02] [INFO ] Flow matrix only has 147 transitions (discarded 49 similar events)
[2025-06-01 09:59:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 09:59:02] [INFO ] Implicit Places using invariants in 53 ms returned []
[2025-06-01 09:59:02] [INFO ] Flow matrix only has 147 transitions (discarded 49 similar events)
[2025-06-01 09:59:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 09:59:02] [INFO ] State equation strengthened by 26 read => feed constraints.
[2025-06-01 09:59:02] [INFO ] Implicit Places using invariants and state equation in 137 ms returned []
Implicit Place search using SMT with State Equation took 191 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 09:59:02] [INFO ] Redundant transitions in 2 ms returned []
Running 194 sub problems to find dead transitions.
[2025-06-01 09:59:02] [INFO ] Flow matrix only has 147 transitions (discarded 49 similar events)
[2025-06-01 09:59:02] [INFO ] Invariant cache hit.
[2025-06-01 09:59:02] [INFO ] State equation strengthened by 26 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/50 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 3 (OVERLAPS) 147/197 variables, 50/52 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/197 variables, 26/78 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/197 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 194 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/197 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 194 unsolved
No progress, stopping.
After SMT solving in domain Real declared 197/197 variables, and 78 constraints, problems are : Problem set: 0 solved, 194 unsolved in 3394 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 50/50 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 194/194 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 194 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/50 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 3 (OVERLAPS) 147/197 variables, 50/52 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/197 variables, 26/78 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/197 variables, 194/272 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/197 variables, 0/272 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 7 (OVERLAPS) 0/197 variables, 0/272 constraints. Problems are: Problem set: 0 solved, 194 unsolved
No progress, stopping.
After SMT solving in domain Int declared 197/197 variables, and 272 constraints, problems are : Problem set: 0 solved, 194 unsolved in 6652 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 50/50 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 194/194 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10091ms problems are : Problem set: 0 solved, 194 unsolved
Search for dead transitions found 0 dead transitions in 10091ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 10303 ms. Remains : 50/50 places, 196/196 transitions.
Computed a total of 4 stabilizing places and 24 stable transitions
Computed a total of 4 stabilizing places and 24 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 84 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
RANDOM walk for 1031 steps (7 resets) in 7 ms. (128 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 125 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 41 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 48 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Product exploration explored 100000 steps with 675 reset in 180 ms.
Product exploration explored 100000 steps with 680 reset in 187 ms.
Built C files in :
/tmp/ltsmin2234493356762719939
[2025-06-01 09:59:13] [INFO ] Computing symmetric may disable matrix : 196 transitions.
[2025-06-01 09:59:13] [INFO ] Computation of Complete disable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 09:59:13] [INFO ] Computing symmetric may enable matrix : 196 transitions.
[2025-06-01 09:59:13] [INFO ] Computation of Complete enable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 09:59:13] [INFO ] Computing Do-Not-Accords matrix : 196 transitions.
[2025-06-01 09:59:13] [INFO ] Computation of Completed DNA matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 09:59:13] [INFO ] Built C files in 23ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2234493356762719939
Running compilation step : cd /tmp/ltsmin2234493356762719939;'/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 378 ms.
Running link step : cd /tmp/ltsmin2234493356762719939;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 33 ms.
Running LTSmin : cd /tmp/ltsmin2234493356762719939;'/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/stateBased16603886477383380522.hoa' '--buchi-type=spotba'
LTSmin run took 238 ms.
FORMULA DoubleLock-PT-p2s1-LTLFireability-01 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property DoubleLock-PT-p2s1-LTLFireability-01 finished in 23164 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((!p0 U (p1||G(!p0)))))'
Support contains 4 out of 52 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 52/52 places, 204/204 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 51 transition count 200
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 51 transition count 200
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 50 transition count 196
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 50 transition count 196
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 49 transition count 192
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 49 transition count 192
Applied a total of 6 rules in 5 ms. Remains 49 /52 variables (removed 3) and now considering 192/204 (removed 12) transitions.
[2025-06-01 09:59:13] [INFO ] Flow matrix only has 143 transitions (discarded 49 similar events)
// Phase 1: matrix 143 rows 49 cols
[2025-06-01 09:59:13] [INFO ] Computed 2 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 09:59:13] [INFO ] Implicit Places using invariants in 48 ms returned []
[2025-06-01 09:59:13] [INFO ] Flow matrix only has 143 transitions (discarded 49 similar events)
[2025-06-01 09:59:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 09:59:13] [INFO ] State equation strengthened by 26 read => feed constraints.
[2025-06-01 09:59:14] [INFO ] Implicit Places using invariants and state equation in 111 ms returned []
Implicit Place search using SMT with State Equation took 161 ms to find 0 implicit places.
Running 190 sub problems to find dead transitions.
[2025-06-01 09:59:14] [INFO ] Flow matrix only has 143 transitions (discarded 49 similar events)
[2025-06-01 09:59:14] [INFO ] Invariant cache hit.
[2025-06-01 09:59:14] [INFO ] State equation strengthened by 26 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/49 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (OVERLAPS) 143/192 variables, 49/51 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 26/77 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 190 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/192 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 77 constraints, problems are : Problem set: 0 solved, 190 unsolved in 3186 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 49/49 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 190 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/49 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (OVERLAPS) 143/192 variables, 49/51 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 26/77 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 190/267 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 0/267 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 7 (OVERLAPS) 0/192 variables, 0/267 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 267 constraints, problems are : Problem set: 0 solved, 190 unsolved in 6366 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 49/49 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9591ms problems are : Problem set: 0 solved, 190 unsolved
Search for dead transitions found 0 dead transitions in 9592ms
Starting structural reductions in LTL mode, iteration 1 : 49/52 places, 192/204 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 9759 ms. Remains : 49/52 places, 192/204 transitions.
Stuttering acceptance computed with spot in 102 ms :[true, (AND (NOT p1) p0), (AND (NOT p1) p0)]
Running random walk in product with property : DoubleLock-PT-p2s1-LTLFireability-02
Product exploration explored 100000 steps with 50000 reset in 88 ms.
Product exploration explored 100000 steps with 50000 reset in 88 ms.
Computed a total of 4 stabilizing places and 24 stable transitions
Computed a total of 4 stabilizing places and 24 stable transitions
Knowledge obtained : [(AND p1 (NOT p0)), (X (NOT (AND (NOT p1) p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT p0)), (X p1), (X (X (NOT (AND (NOT p1) (NOT p0)))))]
False Knowledge obtained : [(X (X (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p1) p0)))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 6 factoid took 20 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA DoubleLock-PT-p2s1-LTLFireability-02 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DoubleLock-PT-p2s1-LTLFireability-02 finished in 10077 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((G(!p0)||(!p0&&F(!p1)))))))'
Support contains 4 out of 52 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 52/52 places, 204/204 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 51 transition count 200
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 51 transition count 200
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 50 transition count 196
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 50 transition count 196
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 49 transition count 192
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 49 transition count 192
Applied a total of 6 rules in 10 ms. Remains 49 /52 variables (removed 3) and now considering 192/204 (removed 12) transitions.
[2025-06-01 09:59:23] [INFO ] Flow matrix only has 143 transitions (discarded 49 similar events)
[2025-06-01 09:59:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 09:59:24] [INFO ] Implicit Places using invariants in 45 ms returned []
[2025-06-01 09:59:24] [INFO ] Flow matrix only has 143 transitions (discarded 49 similar events)
[2025-06-01 09:59:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 09:59:24] [INFO ] State equation strengthened by 26 read => feed constraints.
[2025-06-01 09:59:24] [INFO ] Implicit Places using invariants and state equation in 109 ms returned []
Implicit Place search using SMT with State Equation took 156 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 09:59:24] [INFO ] Redundant transitions in 1 ms returned []
Running 190 sub problems to find dead transitions.
[2025-06-01 09:59:24] [INFO ] Flow matrix only has 143 transitions (discarded 49 similar events)
[2025-06-01 09:59:24] [INFO ] Invariant cache hit.
[2025-06-01 09:59:24] [INFO ] State equation strengthened by 26 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/49 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (OVERLAPS) 143/192 variables, 49/51 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 26/77 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 190 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/192 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 77 constraints, problems are : Problem set: 0 solved, 190 unsolved in 3325 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 49/49 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 190 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/49 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (OVERLAPS) 143/192 variables, 49/51 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 26/77 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 190/267 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 0/267 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 7 (OVERLAPS) 0/192 variables, 0/267 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 267 constraints, problems are : Problem set: 0 solved, 190 unsolved in 6451 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 49/49 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9817ms problems are : Problem set: 0 solved, 190 unsolved
Search for dead transitions found 0 dead transitions in 9817ms
Starting structural reductions in SI_LTL mode, iteration 1 : 49/52 places, 192/204 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 9993 ms. Remains : 49/52 places, 192/204 transitions.
Stuttering acceptance computed with spot in 191 ms :[true, (NOT p0), p0, (AND p0 p1)]
Running random walk in product with property : DoubleLock-PT-p2s1-LTLFireability-03
Stuttering criterion allowed to conclude after 93 steps with 1 reset in 0 ms.
FORMULA DoubleLock-PT-p2s1-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DoubleLock-PT-p2s1-LTLFireability-03 finished in 10210 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 2 out of 52 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 52/52 places, 204/204 transitions.
Applied a total of 0 rules in 6 ms. Remains 52 /52 variables (removed 0) and now considering 204/204 (removed 0) transitions.
[2025-06-01 09:59:34] [INFO ] Flow matrix only has 152 transitions (discarded 52 similar events)
// Phase 1: matrix 152 rows 52 cols
[2025-06-01 09:59:34] [INFO ] Computed 2 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 09:59:34] [INFO ] Implicit Places using invariants in 50 ms returned []
[2025-06-01 09:59:34] [INFO ] Flow matrix only has 152 transitions (discarded 52 similar events)
[2025-06-01 09:59:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 09:59:34] [INFO ] State equation strengthened by 27 read => feed constraints.
[2025-06-01 09:59:34] [INFO ] Implicit Places using invariants and state equation in 94 ms returned []
Implicit Place search using SMT with State Equation took 145 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 09:59:34] [INFO ] Redundant transitions in 0 ms returned []
Running 202 sub problems to find dead transitions.
[2025-06-01 09:59:34] [INFO ] Flow matrix only has 152 transitions (discarded 52 similar events)
[2025-06-01 09:59:34] [INFO ] Invariant cache hit.
[2025-06-01 09:59:34] [INFO ] State equation strengthened by 27 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/52 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/52 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/52 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 3 (OVERLAPS) 152/204 variables, 52/54 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/204 variables, 27/81 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/204 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 202 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/204 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 202 unsolved
No progress, stopping.
After SMT solving in domain Real declared 204/204 variables, and 81 constraints, problems are : Problem set: 0 solved, 202 unsolved in 3660 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 52/52 constraints, ReadFeed: 27/27 constraints, PredecessorRefiner: 202/202 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 202 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/52 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/52 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/52 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 3 (OVERLAPS) 152/204 variables, 52/54 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/204 variables, 27/81 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/204 variables, 202/283 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/204 variables, 0/283 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 7 (OVERLAPS) 0/204 variables, 0/283 constraints. Problems are: Problem set: 0 solved, 202 unsolved
No progress, stopping.
After SMT solving in domain Int declared 204/204 variables, and 283 constraints, problems are : Problem set: 0 solved, 202 unsolved in 7081 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 52/52 constraints, ReadFeed: 27/27 constraints, PredecessorRefiner: 202/202 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10799ms problems are : Problem set: 0 solved, 202 unsolved
Search for dead transitions found 0 dead transitions in 10801ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 10965 ms. Remains : 52/52 places, 204/204 transitions.
Stuttering acceptance computed with spot in 48 ms :[(NOT p0)]
Running random walk in product with property : DoubleLock-PT-p2s1-LTLFireability-04
Stuttering criterion allowed to conclude after 577 steps with 2 reset in 5 ms.
FORMULA DoubleLock-PT-p2s1-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DoubleLock-PT-p2s1-LTLFireability-04 finished in 11029 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(!((F(p0)||X(p1)) U (!p2 U X(X(p2)))))))'
Support contains 6 out of 52 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 52/52 places, 204/204 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 51 transition count 200
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 51 transition count 200
Applied a total of 2 rules in 2 ms. Remains 51 /52 variables (removed 1) and now considering 200/204 (removed 4) transitions.
[2025-06-01 09:59:45] [INFO ] Flow matrix only has 148 transitions (discarded 52 similar events)
// Phase 1: matrix 148 rows 51 cols
[2025-06-01 09:59:45] [INFO ] Computed 2 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 09:59:45] [INFO ] Implicit Places using invariants in 43 ms returned []
[2025-06-01 09:59:45] [INFO ] Flow matrix only has 148 transitions (discarded 52 similar events)
[2025-06-01 09:59:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 09:59:45] [INFO ] State equation strengthened by 27 read => feed constraints.
[2025-06-01 09:59:45] [INFO ] Implicit Places using invariants and state equation in 85 ms returned []
Implicit Place search using SMT with State Equation took 130 ms to find 0 implicit places.
Running 198 sub problems to find dead transitions.
[2025-06-01 09:59:45] [INFO ] Flow matrix only has 148 transitions (discarded 52 similar events)
[2025-06-01 09:59:45] [INFO ] Invariant cache hit.
[2025-06-01 09:59:45] [INFO ] State equation strengthened by 27 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/51 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/51 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 3 (OVERLAPS) 148/199 variables, 51/53 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/199 variables, 27/80 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/199 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 198 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/199 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 198 unsolved
No progress, stopping.
After SMT solving in domain Real declared 199/199 variables, and 80 constraints, problems are : Problem set: 0 solved, 198 unsolved in 3481 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 51/51 constraints, ReadFeed: 27/27 constraints, PredecessorRefiner: 198/198 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/51 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/51 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 3 (OVERLAPS) 148/199 variables, 51/53 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/199 variables, 27/80 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/199 variables, 198/278 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/199 variables, 0/278 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 7 (OVERLAPS) 0/199 variables, 0/278 constraints. Problems are: Problem set: 0 solved, 198 unsolved
No progress, stopping.
After SMT solving in domain Int declared 199/199 variables, and 278 constraints, problems are : Problem set: 0 solved, 198 unsolved in 22983 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 51/51 constraints, ReadFeed: 27/27 constraints, PredecessorRefiner: 198/198 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 26509ms problems are : Problem set: 0 solved, 198 unsolved
Search for dead transitions found 0 dead transitions in 26510ms
Starting structural reductions in LTL mode, iteration 1 : 51/52 places, 200/204 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 26644 ms. Remains : 51/52 places, 200/204 transitions.
Stuttering acceptance computed with spot in 474 ms :[p2, p2, p2, p2, p2, (AND p0 p2), (AND p2 (NOT p0) p1), p2, true, (AND p2 p0), (AND p0 p2), (AND p0 (NOT p2))]
Running random walk in product with property : DoubleLock-PT-p2s1-LTLFireability-05
Product exploration explored 100000 steps with 17293 reset in 155 ms.
Product exploration explored 100000 steps with 17389 reset in 164 ms.
Computed a total of 4 stabilizing places and 24 stable transitions
Computed a total of 4 stabilizing places and 24 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 112 ms. Reduced automaton from 12 states, 25 edges and 3 AP (stutter sensitive) to 12 states, 25 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 483 ms :[p2, p2, p2, p2, p2, (AND p0 p2), (AND p2 (NOT p0) p1), p2, true, (AND p2 p0), (AND p0 p2), (AND p0 (NOT p2))]
RANDOM walk for 40000 steps (213 resets) in 197 ms. (202 steps per ms) remains 1/9 properties
BEST_FIRST walk for 40004 steps (50 resets) in 229 ms. (173 steps per ms) remains 1/1 properties
[2025-06-01 10:00:13] [INFO ] Flow matrix only has 148 transitions (discarded 52 similar events)
[2025-06-01 10:00:13] [INFO ] Invariant cache hit.
[2025-06-01 10:00:13] [INFO ] State equation strengthened by 27 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 17/21 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/21 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 94/115 variables, 21/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/115 variables, 8/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/115 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 81/196 variables, 27/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/196 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/196 variables, 19/77 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/196 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf6 is UNSAT
After SMT solving in domain Real declared 199/199 variables, and 80 constraints, problems are : Problem set: 1 solved, 0 unsolved in 66 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 51/51 constraints, ReadFeed: 27/27 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 71ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT p0))), (G (OR (NOT p0) (NOT p2)))]
False Knowledge obtained : [(F (NOT (OR (NOT p0) p2))), (F (NOT (OR p0 p2 (NOT p1)))), (F (NOT (AND (NOT p0) (NOT p2)))), (F p2), (F (NOT (OR p0 (NOT p1)))), (F (NOT (OR p0 (NOT p2)))), (F p1), (F p0)]
Knowledge based reduction with 5 factoid took 332 ms. Reduced automaton from 12 states, 25 edges and 3 AP (stutter sensitive) to 12 states, 24 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 465 ms :[p2, p2, p2, p2, p2, (AND p0 p2), (AND p2 (NOT p0) p1), p2, true, (AND p2 p0), (AND p2 p0), p0]
Stuttering acceptance computed with spot in 483 ms :[p2, p2, p2, p2, p2, (AND p0 p2), (AND p2 (NOT p0) p1), p2, true, (AND p2 p0), (AND p2 p0), p0]
Support contains 6 out of 51 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 51/51 places, 200/200 transitions.
Applied a total of 0 rules in 2 ms. Remains 51 /51 variables (removed 0) and now considering 200/200 (removed 0) transitions.
[2025-06-01 10:00:14] [INFO ] Flow matrix only has 148 transitions (discarded 52 similar events)
[2025-06-01 10:00:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 10:00:14] [INFO ] Implicit Places using invariants in 48 ms returned []
[2025-06-01 10:00:14] [INFO ] Flow matrix only has 148 transitions (discarded 52 similar events)
[2025-06-01 10:00:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 10:00:14] [INFO ] State equation strengthened by 27 read => feed constraints.
[2025-06-01 10:00:14] [INFO ] Implicit Places using invariants and state equation in 97 ms returned []
Implicit Place search using SMT with State Equation took 148 ms to find 0 implicit places.
Running 198 sub problems to find dead transitions.
[2025-06-01 10:00:14] [INFO ] Flow matrix only has 148 transitions (discarded 52 similar events)
[2025-06-01 10:00:14] [INFO ] Invariant cache hit.
[2025-06-01 10:00:14] [INFO ] State equation strengthened by 27 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/51 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/51 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 3 (OVERLAPS) 148/199 variables, 51/53 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/199 variables, 27/80 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/199 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 198 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/199 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 198 unsolved
No progress, stopping.
After SMT solving in domain Real declared 199/199 variables, and 80 constraints, problems are : Problem set: 0 solved, 198 unsolved in 3347 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 51/51 constraints, ReadFeed: 27/27 constraints, PredecessorRefiner: 198/198 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/51 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/51 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 3 (OVERLAPS) 148/199 variables, 51/53 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/199 variables, 27/80 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/199 variables, 198/278 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/199 variables, 0/278 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 7 (OVERLAPS) 0/199 variables, 0/278 constraints. Problems are: Problem set: 0 solved, 198 unsolved
No progress, stopping.
After SMT solving in domain Int declared 199/199 variables, and 278 constraints, problems are : Problem set: 0 solved, 198 unsolved in 22560 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 51/51 constraints, ReadFeed: 27/27 constraints, PredecessorRefiner: 198/198 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 25981ms problems are : Problem set: 0 solved, 198 unsolved
Search for dead transitions found 0 dead transitions in 25983ms
Finished structural reductions in LTL mode , in 1 iterations and 26134 ms. Remains : 51/51 places, 200/200 transitions.
Computed a total of 4 stabilizing places and 24 stable transitions
Computed a total of 4 stabilizing places and 24 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 128 ms. Reduced automaton from 12 states, 24 edges and 3 AP (stutter sensitive) to 12 states, 24 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 513 ms :[p2, p2, p2, p2, p2, (AND p0 p2), (AND p2 (NOT p0) p1), p2, true, (AND p2 p0), (AND p2 p0), p0]
RANDOM walk for 1583 steps (4 resets) in 11 ms. (131 steps per ms) remains 0/6 properties
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0), (F (NOT (AND (NOT p0) (NOT p2)))), (F p1), (F p2), (F (NOT (OR p0 p2 (NOT p1)))), (F (NOT (OR p0 (NOT p1))))]
Knowledge based reduction with 4 factoid took 276 ms. Reduced automaton from 12 states, 24 edges and 3 AP (stutter sensitive) to 12 states, 24 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 499 ms :[p2, p2, p2, p2, p2, (AND p0 p2), (AND p2 (NOT p0) p1), p2, true, (AND p2 p0), (AND p2 p0), p0]
Stuttering acceptance computed with spot in 517 ms :[p2, p2, p2, p2, p2, (AND p0 p2), (AND p2 (NOT p0) p1), p2, true, (AND p2 p0), (AND p2 p0), p0]
Stuttering acceptance computed with spot in 502 ms :[p2, p2, p2, p2, p2, (AND p0 p2), (AND p2 (NOT p0) p1), p2, true, (AND p2 p0), (AND p2 p0), p0]
Product exploration explored 100000 steps with 17286 reset in 130 ms.
Product exploration explored 100000 steps with 17363 reset in 139 ms.
Applying partial POR strategy [false, false, false, false, false, false, false, true, true, false, false, true]
Stuttering acceptance computed with spot in 424 ms :[p2, p2, p2, p2, p2, (AND p0 p2), (AND p2 (NOT p0) p1), p2, true, (AND p2 p0), (AND p2 p0), p0]
Support contains 6 out of 51 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 51/51 places, 200/200 transitions.
Applied a total of 0 rules in 8 ms. Remains 51 /51 variables (removed 0) and now considering 200/200 (removed 0) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 10:00:44] [INFO ] Redundant transitions in 1 ms returned []
Running 198 sub problems to find dead transitions.
[2025-06-01 10:00:44] [INFO ] Flow matrix only has 148 transitions (discarded 52 similar events)
[2025-06-01 10:00:44] [INFO ] Invariant cache hit.
[2025-06-01 10:00:44] [INFO ] State equation strengthened by 27 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/51 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/51 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 3 (OVERLAPS) 148/199 variables, 51/53 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/199 variables, 27/80 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/199 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 198 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/199 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 198 unsolved
No progress, stopping.
After SMT solving in domain Real declared 199/199 variables, and 80 constraints, problems are : Problem set: 0 solved, 198 unsolved in 3474 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 51/51 constraints, ReadFeed: 27/27 constraints, PredecessorRefiner: 198/198 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/51 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/51 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 3 (OVERLAPS) 148/199 variables, 51/53 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/199 variables, 27/80 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/199 variables, 198/278 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/199 variables, 0/278 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 7 (OVERLAPS) 0/199 variables, 0/278 constraints. Problems are: Problem set: 0 solved, 198 unsolved
No progress, stopping.
After SMT solving in domain Int declared 199/199 variables, and 278 constraints, problems are : Problem set: 0 solved, 198 unsolved in 22460 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 51/51 constraints, ReadFeed: 27/27 constraints, PredecessorRefiner: 198/198 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 26001ms problems are : Problem set: 0 solved, 198 unsolved
Search for dead transitions found 0 dead transitions in 26001ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 26016 ms. Remains : 51/51 places, 200/200 transitions.
Built C files in :
/tmp/ltsmin8982015898214315383
[2025-06-01 10:01:10] [INFO ] Built C files in 9ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin8982015898214315383
Running compilation step : cd /tmp/ltsmin8982015898214315383;'/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 308 ms.
Running link step : cd /tmp/ltsmin8982015898214315383;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 32 ms.
Running LTSmin : cd /tmp/ltsmin8982015898214315383;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased42370033577488771.hoa' '--buchi-type=spotba'
LTSmin run took 611 ms.
FORMULA DoubleLock-PT-p2s1-LTLFireability-05 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property DoubleLock-PT-p2s1-LTLFireability-05 finished in 86079 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(F(p1))&&p0)) U ((!p2 U p3) U p4)))'
Support contains 7 out of 52 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 52/52 places, 204/204 transitions.
Applied a total of 0 rules in 9 ms. Remains 52 /52 variables (removed 0) and now considering 204/204 (removed 0) transitions.
[2025-06-01 10:01:11] [INFO ] Flow matrix only has 152 transitions (discarded 52 similar events)
// Phase 1: matrix 152 rows 52 cols
[2025-06-01 10:01:11] [INFO ] Computed 2 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 10:01:11] [INFO ] Implicit Places using invariants in 52 ms returned []
[2025-06-01 10:01:11] [INFO ] Flow matrix only has 152 transitions (discarded 52 similar events)
[2025-06-01 10:01:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 10:01:11] [INFO ] State equation strengthened by 27 read => feed constraints.
[2025-06-01 10:01:11] [INFO ] Implicit Places using invariants and state equation in 101 ms returned []
Implicit Place search using SMT with State Equation took 155 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 10:01:11] [INFO ] Redundant transitions in 0 ms returned []
Running 202 sub problems to find dead transitions.
[2025-06-01 10:01:11] [INFO ] Flow matrix only has 152 transitions (discarded 52 similar events)
[2025-06-01 10:01:11] [INFO ] Invariant cache hit.
[2025-06-01 10:01:11] [INFO ] State equation strengthened by 27 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/52 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/52 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/52 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 3 (OVERLAPS) 152/204 variables, 52/54 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/204 variables, 27/81 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/204 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 202 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/204 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 202 unsolved
No progress, stopping.
After SMT solving in domain Real declared 204/204 variables, and 81 constraints, problems are : Problem set: 0 solved, 202 unsolved in 3496 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 52/52 constraints, ReadFeed: 27/27 constraints, PredecessorRefiner: 202/202 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 202 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/52 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/52 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/52 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 3 (OVERLAPS) 152/204 variables, 52/54 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/204 variables, 27/81 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/204 variables, 202/283 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/204 variables, 0/283 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 7 (OVERLAPS) 0/204 variables, 0/283 constraints. Problems are: Problem set: 0 solved, 202 unsolved
No progress, stopping.
After SMT solving in domain Int declared 204/204 variables, and 283 constraints, problems are : Problem set: 0 solved, 202 unsolved in 7114 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 52/52 constraints, ReadFeed: 27/27 constraints, PredecessorRefiner: 202/202 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10659ms problems are : Problem set: 0 solved, 202 unsolved
Search for dead transitions found 0 dead transitions in 10660ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 10831 ms. Remains : 52/52 places, 204/204 transitions.
Stuttering acceptance computed with spot in 314 ms :[(NOT p4), (NOT p1), (NOT p1), (NOT p0), (AND (NOT p1) (NOT p3)), (AND (NOT p1) (NOT p3)), (AND (NOT p0) (NOT p3))]
Running random walk in product with property : DoubleLock-PT-p2s1-LTLFireability-06
Stuttering criterion allowed to conclude after 195 steps with 6 reset in 0 ms.
FORMULA DoubleLock-PT-p2s1-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DoubleLock-PT-p2s1-LTLFireability-06 finished in 11169 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)||G(p1)))'
Support contains 3 out of 52 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 52/52 places, 204/204 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 51 transition count 200
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 51 transition count 200
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 50 transition count 196
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 50 transition count 196
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 49 transition count 192
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 49 transition count 192
Applied a total of 6 rules in 10 ms. Remains 49 /52 variables (removed 3) and now considering 192/204 (removed 12) transitions.
[2025-06-01 10:01:22] [INFO ] Flow matrix only has 143 transitions (discarded 49 similar events)
// Phase 1: matrix 143 rows 49 cols
[2025-06-01 10:01:22] [INFO ] Computed 2 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 10:01:22] [INFO ] Implicit Places using invariants in 46 ms returned []
[2025-06-01 10:01:22] [INFO ] Flow matrix only has 143 transitions (discarded 49 similar events)
[2025-06-01 10:01:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 10:01:22] [INFO ] State equation strengthened by 26 read => feed constraints.
[2025-06-01 10:01:22] [INFO ] Implicit Places using invariants and state equation in 107 ms returned []
Implicit Place search using SMT with State Equation took 154 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 10:01:22] [INFO ] Redundant transitions in 1 ms returned []
Running 190 sub problems to find dead transitions.
[2025-06-01 10:01:22] [INFO ] Flow matrix only has 143 transitions (discarded 49 similar events)
[2025-06-01 10:01:22] [INFO ] Invariant cache hit.
[2025-06-01 10:01:22] [INFO ] State equation strengthened by 26 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/49 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (OVERLAPS) 143/192 variables, 49/51 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 26/77 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 190 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/192 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 77 constraints, problems are : Problem set: 0 solved, 190 unsolved in 3066 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 49/49 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 190 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/49 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (OVERLAPS) 143/192 variables, 49/51 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 26/77 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 190/267 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 0/267 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 7 (OVERLAPS) 0/192 variables, 0/267 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 267 constraints, problems are : Problem set: 0 solved, 190 unsolved in 6388 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 49/49 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9497ms problems are : Problem set: 0 solved, 190 unsolved
Search for dead transitions found 0 dead transitions in 9498ms
Starting structural reductions in SI_LTL mode, iteration 1 : 49/52 places, 192/204 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 9668 ms. Remains : 49/52 places, 192/204 transitions.
Stuttering acceptance computed with spot in 85 ms :[(NOT p0), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : DoubleLock-PT-p2s1-LTLFireability-07
Stuttering criterion allowed to conclude after 1509 steps with 36 reset in 9 ms.
FORMULA DoubleLock-PT-p2s1-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DoubleLock-PT-p2s1-LTLFireability-07 finished in 9778 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 U (X(p1)&&F(p2)))&&F(p3))))'
Support contains 8 out of 52 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 52/52 places, 204/204 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 51 transition count 200
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 51 transition count 200
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 50 transition count 196
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 50 transition count 196
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 49 transition count 192
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 49 transition count 192
Applied a total of 6 rules in 4 ms. Remains 49 /52 variables (removed 3) and now considering 192/204 (removed 12) transitions.
[2025-06-01 10:01:32] [INFO ] Flow matrix only has 143 transitions (discarded 49 similar events)
[2025-06-01 10:01:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 10:01:32] [INFO ] Implicit Places using invariants in 47 ms returned []
[2025-06-01 10:01:32] [INFO ] Flow matrix only has 143 transitions (discarded 49 similar events)
[2025-06-01 10:01:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 10:01:32] [INFO ] State equation strengthened by 26 read => feed constraints.
[2025-06-01 10:01:32] [INFO ] Implicit Places using invariants and state equation in 98 ms returned []
Implicit Place search using SMT with State Equation took 147 ms to find 0 implicit places.
Running 190 sub problems to find dead transitions.
[2025-06-01 10:01:32] [INFO ] Flow matrix only has 143 transitions (discarded 49 similar events)
[2025-06-01 10:01:32] [INFO ] Invariant cache hit.
[2025-06-01 10:01:32] [INFO ] State equation strengthened by 26 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/49 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (OVERLAPS) 143/192 variables, 49/51 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 26/77 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 190 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/192 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 77 constraints, problems are : Problem set: 0 solved, 190 unsolved in 3132 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 49/49 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 190 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/49 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (OVERLAPS) 143/192 variables, 49/51 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 26/77 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 190/267 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 0/267 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 7 (OVERLAPS) 0/192 variables, 0/267 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 267 constraints, problems are : Problem set: 0 solved, 190 unsolved in 6293 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 49/49 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9474ms problems are : Problem set: 0 solved, 190 unsolved
Search for dead transitions found 0 dead transitions in 9474ms
Starting structural reductions in LTL mode, iteration 1 : 49/52 places, 192/204 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 9626 ms. Remains : 49/52 places, 192/204 transitions.
Stuttering acceptance computed with spot in 230 ms :[(OR (NOT p2) (NOT p3) (NOT p1)), (NOT p1), (NOT p2), (NOT p3), (NOT p1)]
Running random walk in product with property : DoubleLock-PT-p2s1-LTLFireability-10
Stuttering criterion allowed to conclude after 20 steps with 0 reset in 1 ms.
FORMULA DoubleLock-PT-p2s1-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DoubleLock-PT-p2s1-LTLFireability-10 finished in 9880 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(G(!p0))||(F(p1) U p2))))'
Support contains 5 out of 52 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 52/52 places, 204/204 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 51 transition count 200
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 51 transition count 200
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 50 transition count 196
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 50 transition count 196
Applied a total of 4 rules in 6 ms. Remains 50 /52 variables (removed 2) and now considering 196/204 (removed 8) transitions.
[2025-06-01 10:01:42] [INFO ] Flow matrix only has 147 transitions (discarded 49 similar events)
// Phase 1: matrix 147 rows 50 cols
[2025-06-01 10:01:42] [INFO ] Computed 2 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 10:01:42] [INFO ] Implicit Places using invariants in 50 ms returned []
[2025-06-01 10:01:42] [INFO ] Flow matrix only has 147 transitions (discarded 49 similar events)
[2025-06-01 10:01:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 10:01:42] [INFO ] State equation strengthened by 26 read => feed constraints.
[2025-06-01 10:01:42] [INFO ] Implicit Places using invariants and state equation in 109 ms returned []
Implicit Place search using SMT with State Equation took 160 ms to find 0 implicit places.
Running 194 sub problems to find dead transitions.
[2025-06-01 10:01:42] [INFO ] Flow matrix only has 147 transitions (discarded 49 similar events)
[2025-06-01 10:01:42] [INFO ] Invariant cache hit.
[2025-06-01 10:01:42] [INFO ] State equation strengthened by 26 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/50 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 3 (OVERLAPS) 147/197 variables, 50/52 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/197 variables, 26/78 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/197 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 194 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/197 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 194 unsolved
No progress, stopping.
After SMT solving in domain Real declared 197/197 variables, and 78 constraints, problems are : Problem set: 0 solved, 194 unsolved in 3426 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 50/50 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 194/194 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 194 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/50 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 3 (OVERLAPS) 147/197 variables, 50/52 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/197 variables, 26/78 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/197 variables, 194/272 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/197 variables, 0/272 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 7 (OVERLAPS) 0/197 variables, 0/272 constraints. Problems are: Problem set: 0 solved, 194 unsolved
No progress, stopping.
After SMT solving in domain Int declared 197/197 variables, and 272 constraints, problems are : Problem set: 0 solved, 194 unsolved in 6701 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 50/50 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 194/194 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10171ms problems are : Problem set: 0 solved, 194 unsolved
Search for dead transitions found 0 dead transitions in 10171ms
Starting structural reductions in LTL mode, iteration 1 : 50/52 places, 196/204 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10338 ms. Remains : 50/52 places, 196/204 transitions.
Stuttering acceptance computed with spot in 135 ms :[(AND p0 (NOT p2)), (AND p0 (NOT p1)), (AND p0 (NOT p2))]
Running random walk in product with property : DoubleLock-PT-p2s1-LTLFireability-12
Stuttering criterion allowed to conclude after 223 steps with 1 reset in 2 ms.
FORMULA DoubleLock-PT-p2s1-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DoubleLock-PT-p2s1-LTLFireability-12 finished in 10501 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(p0))||F(p1)))'
Support contains 4 out of 52 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 52/52 places, 204/204 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 51 transition count 200
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 51 transition count 200
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 50 transition count 196
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 50 transition count 196
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 49 transition count 192
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 49 transition count 192
Applied a total of 6 rules in 3 ms. Remains 49 /52 variables (removed 3) and now considering 192/204 (removed 12) transitions.
[2025-06-01 10:01:52] [INFO ] Flow matrix only has 143 transitions (discarded 49 similar events)
// Phase 1: matrix 143 rows 49 cols
[2025-06-01 10:01:52] [INFO ] Computed 2 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 10:01:52] [INFO ] Implicit Places using invariants in 39 ms returned []
[2025-06-01 10:01:52] [INFO ] Flow matrix only has 143 transitions (discarded 49 similar events)
[2025-06-01 10:01:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 10:01:52] [INFO ] State equation strengthened by 26 read => feed constraints.
[2025-06-01 10:01:52] [INFO ] Implicit Places using invariants and state equation in 98 ms returned []
Implicit Place search using SMT with State Equation took 152 ms to find 0 implicit places.
Running 190 sub problems to find dead transitions.
[2025-06-01 10:01:52] [INFO ] Flow matrix only has 143 transitions (discarded 49 similar events)
[2025-06-01 10:01:52] [INFO ] Invariant cache hit.
[2025-06-01 10:01:52] [INFO ] State equation strengthened by 26 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/49 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (OVERLAPS) 143/192 variables, 49/51 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 26/77 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 190 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/192 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 77 constraints, problems are : Problem set: 0 solved, 190 unsolved in 3184 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 49/49 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 190 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/49 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (OVERLAPS) 143/192 variables, 49/51 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 26/77 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 190/267 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 0/267 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 7 (OVERLAPS) 0/192 variables, 0/267 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 267 constraints, problems are : Problem set: 0 solved, 190 unsolved in 6180 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 49/49 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9413ms problems are : Problem set: 0 solved, 190 unsolved
Search for dead transitions found 0 dead transitions in 9414ms
Starting structural reductions in LTL mode, iteration 1 : 49/52 places, 192/204 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 9570 ms. Remains : 49/52 places, 192/204 transitions.
Stuttering acceptance computed with spot in 151 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : DoubleLock-PT-p2s1-LTLFireability-13
Product exploration explored 100000 steps with 33333 reset in 104 ms.
Product exploration explored 100000 steps with 33333 reset in 110 ms.
Computed a total of 4 stabilizing places and 24 stable transitions
Computed a total of 4 stabilizing places and 24 stable transitions
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT p1)), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 5 factoid took 18 ms. Reduced automaton from 4 states, 4 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA DoubleLock-PT-p2s1-LTLFireability-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DoubleLock-PT-p2s1-LTLFireability-13 finished in 9975 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))))'
Support contains 4 out of 52 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 52/52 places, 204/204 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 51 transition count 200
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 51 transition count 200
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 50 transition count 196
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 50 transition count 196
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 49 transition count 192
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 49 transition count 192
Applied a total of 6 rules in 11 ms. Remains 49 /52 variables (removed 3) and now considering 192/204 (removed 12) transitions.
[2025-06-01 10:02:02] [INFO ] Flow matrix only has 143 transitions (discarded 49 similar events)
[2025-06-01 10:02:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 10:02:02] [INFO ] Implicit Places using invariants in 43 ms returned []
[2025-06-01 10:02:02] [INFO ] Flow matrix only has 143 transitions (discarded 49 similar events)
[2025-06-01 10:02:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 10:02:02] [INFO ] State equation strengthened by 26 read => feed constraints.
[2025-06-01 10:02:02] [INFO ] Implicit Places using invariants and state equation in 99 ms returned []
Implicit Place search using SMT with State Equation took 144 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 10:02:02] [INFO ] Redundant transitions in 0 ms returned []
Running 190 sub problems to find dead transitions.
[2025-06-01 10:02:02] [INFO ] Flow matrix only has 143 transitions (discarded 49 similar events)
[2025-06-01 10:02:02] [INFO ] Invariant cache hit.
[2025-06-01 10:02:02] [INFO ] State equation strengthened by 26 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/49 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (OVERLAPS) 143/192 variables, 49/51 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 26/77 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 190 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/192 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 77 constraints, problems are : Problem set: 0 solved, 190 unsolved in 3143 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 49/49 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 190 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/49 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (OVERLAPS) 143/192 variables, 49/51 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 26/77 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 190/267 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 0/267 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 7 (OVERLAPS) 0/192 variables, 0/267 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 267 constraints, problems are : Problem set: 0 solved, 190 unsolved in 6307 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 49/49 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9509ms problems are : Problem set: 0 solved, 190 unsolved
Search for dead transitions found 0 dead transitions in 9511ms
Starting structural reductions in SI_LTL mode, iteration 1 : 49/52 places, 192/204 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 9673 ms. Remains : 49/52 places, 192/204 transitions.
Stuttering acceptance computed with spot in 112 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : DoubleLock-PT-p2s1-LTLFireability-14
Stuttering criterion allowed to conclude after 121 steps with 0 reset in 0 ms.
FORMULA DoubleLock-PT-p2s1-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DoubleLock-PT-p2s1-LTLFireability-14 finished in 9799 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 6 out of 52 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 52/52 places, 204/204 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 51 transition count 200
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 51 transition count 200
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 50 transition count 196
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 50 transition count 196
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 49 transition count 192
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 49 transition count 192
Applied a total of 6 rules in 12 ms. Remains 49 /52 variables (removed 3) and now considering 192/204 (removed 12) transitions.
[2025-06-01 10:02:12] [INFO ] Flow matrix only has 143 transitions (discarded 49 similar events)
[2025-06-01 10:02:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 10:02:12] [INFO ] Implicit Places using invariants in 39 ms returned []
[2025-06-01 10:02:12] [INFO ] Flow matrix only has 143 transitions (discarded 49 similar events)
[2025-06-01 10:02:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 10:02:12] [INFO ] State equation strengthened by 26 read => feed constraints.
[2025-06-01 10:02:12] [INFO ] Implicit Places using invariants and state equation in 107 ms returned []
Implicit Place search using SMT with State Equation took 148 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 10:02:12] [INFO ] Redundant transitions in 1 ms returned []
Running 190 sub problems to find dead transitions.
[2025-06-01 10:02:12] [INFO ] Flow matrix only has 143 transitions (discarded 49 similar events)
[2025-06-01 10:02:12] [INFO ] Invariant cache hit.
[2025-06-01 10:02:12] [INFO ] State equation strengthened by 26 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/49 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (OVERLAPS) 143/192 variables, 49/51 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 26/77 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 190 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/192 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 77 constraints, problems are : Problem set: 0 solved, 190 unsolved in 3132 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 49/49 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 190 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/49 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (OVERLAPS) 143/192 variables, 49/51 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 26/77 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 190/267 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 0/267 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 7 (OVERLAPS) 0/192 variables, 0/267 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 267 constraints, problems are : Problem set: 0 solved, 190 unsolved in 6439 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 49/49 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9649ms problems are : Problem set: 0 solved, 190 unsolved
Search for dead transitions found 0 dead transitions in 9650ms
Starting structural reductions in SI_LTL mode, iteration 1 : 49/52 places, 192/204 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 9815 ms. Remains : 49/52 places, 192/204 transitions.
Stuttering acceptance computed with spot in 92 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : DoubleLock-PT-p2s1-LTLFireability-15
Product exploration explored 100000 steps with 716 reset in 205 ms.
Product exploration explored 100000 steps with 678 reset in 210 ms.
Computed a total of 4 stabilizing places and 24 stable transitions
Computed a total of 4 stabilizing places and 24 stable transitions
Knowledge obtained : [(AND p1 p0), (X (NOT (AND p1 (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X p0), (X p1), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 115 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 80 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 40000 steps (213 resets) in 144 ms. (275 steps per ms) remains 1/4 properties
BEST_FIRST walk for 40002 steps (48 resets) in 302 ms. (132 steps per ms) remains 1/1 properties
[2025-06-01 10:02:23] [INFO ] Flow matrix only has 143 transitions (discarded 49 similar events)
[2025-06-01 10:02:23] [INFO ] Invariant cache hit.
[2025-06-01 10:02:23] [INFO ] State equation strengthened by 26 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 7/13 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/13 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 94/107 variables, 13/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/107 variables, 6/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/107 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf0 is UNSAT
After SMT solving in domain Real declared 192/192 variables, and 56 constraints, problems are : Problem set: 1 solved, 0 unsolved in 53 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 49/49 constraints, ReadFeed: 6/26 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p1 p0), (X (NOT (AND p1 (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X p0), (X p1), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p0)), (X (X p1)), (G (OR p0 p1))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT p0)), (F (NOT (OR p0 (NOT p1))))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 10 factoid took 11 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA DoubleLock-PT-p2s1-LTLFireability-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DoubleLock-PT-p2s1-LTLFireability-15 finished in 10745 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
[2025-06-01 10:02:23] [INFO ] Flatten gal took : 17 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin14965738738008825267
[2025-06-01 10:02:23] [INFO ] Computing symmetric may disable matrix : 204 transitions.
[2025-06-01 10:02:23] [INFO ] Applying decomposition
[2025-06-01 10:02:23] [INFO ] Computation of Complete disable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 10:02:23] [INFO ] Computing symmetric may enable matrix : 204 transitions.
[2025-06-01 10:02:23] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 10:02:23] [INFO ] Flatten gal took : 9 ms
[2025-06-01 10:02:23] [INFO ] Computing Do-Not-Accords matrix : 204 transitions.
[2025-06-01 10:02:23] [INFO ] Computation of Completed DNA matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 10:02:23] [INFO ] Built C files in 24ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin14965738738008825267
Running compilation step : cd /tmp/ltsmin14965738738008825267;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '720' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph9530223348602736300.txt' '-o' '/tmp/graph9530223348602736300.bin' '-w' '/tmp/graph9530223348602736300.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph9530223348602736300.bin' '-l' '-1' '-v' '-w' '/tmp/graph9530223348602736300.weights' '-q' '0' '-e' '0.001'
[2025-06-01 10:02:23] [INFO ] Decomposing Gal with order
[2025-06-01 10:02:23] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 10:02:23] [INFO ] Removed a total of 415 redundant transitions.
[2025-06-01 10:02:23] [INFO ] Flatten gal took : 18 ms
[2025-06-01 10:02:23] [INFO ] Fuse similar labels procedure discarded/fused a total of 14 labels/synchronizations in 4 ms.
[2025-06-01 10:02:23] [INFO ] Time to serialize gal into /tmp/LTLFireability8567382949116622585.gal : 3 ms
[2025-06-01 10:02:23] [INFO ] Time to serialize properties into /tmp/LTLFireability7648055095512081457.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLFireability8567382949116622585.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability7648055095512081457.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((G(F("(((i6.u1.s2<1)||(i6.u14.l28<1))||(((i4.u2.s1<1)||(i1.u17.l37<1))&&((i6.u1.s2<1)||(i6.u14.l28<1))))"))))
Formula 0 simplified : FG!"(((i6.u1.s2<1)||(i6.u14.l28<1))||(((i4.u2.s1<1)||(i1.u17.l37<1))&&((i6.u1.s2<1)||(i6.u14.l28<1))))"
Compilation finished in 427 ms.
Running link step : cd /tmp/ltsmin14965738738008825267;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 33 ms.
Running LTSmin : cd /tmp/ltsmin14965738738008825267;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--ltl' '[](<>((LTLAPp0==true)))' '--buchi-type=spotba'
pins2lts-mc-linux64, 0.000: Registering PINS so language module
pins2lts-mc-linux64( 0/ 8), 0.001: Loading model from ./gal.so
pins2lts-mc-linux64( 1/ 8), 0.001: library has no initializer
pins2lts-mc-linux64( 1/ 8), 0.001: loading model GAL
pins2lts-mc-linux64( 2/ 8), 0.001: library has no initializer
pins2lts-mc-linux64( 7/ 8), 0.000: library has no initializer
pins2lts-mc-linux64( 7/ 8), 0.000: loading model GAL
pins2lts-mc-linux64( 2/ 8), 0.001: loading model GAL
pins2lts-mc-linux64( 0/ 8), 0.001: library has no initializer
pins2lts-mc-linux64( 5/ 8), 0.000: library has no initializer
pins2lts-mc-linux64( 3/ 8), 0.002: library has no initializer
pins2lts-mc-linux64( 3/ 8), 0.004: loading model GAL
pins2lts-mc-linux64( 5/ 8), 0.004: loading model GAL
pins2lts-mc-linux64( 4/ 8), 0.001: library has no initializer
pins2lts-mc-linux64( 4/ 8), 0.005: loading model GAL
pins2lts-mc-linux64( 2/ 8), 0.007: completed loading model GAL
pins2lts-mc-linux64( 4/ 8), 0.009: completed loading model GAL
pins2lts-mc-linux64( 0/ 8), 0.010: loading model GAL
pins2lts-mc-linux64( 3/ 8), 0.011: completed loading model GAL
pins2lts-mc-linux64( 0/ 8), 0.013: completed loading model GAL
pins2lts-mc-linux64( 0/ 8), 0.013: Initializing POR dependencies: labels 205, guards 204
pins2lts-mc-linux64( 6/ 8), 0.001: library has no initializer
pins2lts-mc-linux64( 6/ 8), 0.013: loading model GAL
pins2lts-mc-linux64( 1/ 8), 0.015: completed loading model GAL
pins2lts-mc-linux64( 6/ 8), 0.016: completed loading model GAL
pins2lts-mc-linux64( 7/ 8), 0.003: completed loading model GAL
pins2lts-mc-linux64( 5/ 8), 0.026: completed loading model GAL
pins2lts-mc-linux64( 2/ 8), 0.096: LTL layer: formula: [](<>((LTLAPp0==true)))
pins2lts-mc-linux64( 2/ 8), 0.096: "[](<>((LTLAPp0==true)))" is not a file, parsing as formula...
pins2lts-mc-linux64( 2/ 8), 0.096: Using Spin LTL semantics
pins2lts-mc-linux64( 0/ 8), 0.155: Weak Buchi automaton detected, adding non-accepting as progress label.
pins2lts-mc-linux64( 0/ 8), 0.156: Forcing use of the an ignoring proviso (cndfs)
pins2lts-mc-linux64( 0/ 8), 0.167: There are 207 state labels and 1 edge labels
pins2lts-mc-linux64( 0/ 8), 0.167: State length is 53, there are 207 groups
pins2lts-mc-linux64( 0/ 8), 0.167: Running cndfs using 8 cores
pins2lts-mc-linux64( 0/ 8), 0.167: Using a tree table with 2^27 elements
pins2lts-mc-linux64( 0/ 8), 0.167: Successor permutation: dynamic
pins2lts-mc-linux64( 0/ 8), 0.167: Visible groups: 0 / 207, labels: 1 / 207
pins2lts-mc-linux64( 0/ 8), 0.167: POR cycle proviso: cndfs (ltl)
pins2lts-mc-linux64( 0/ 8), 0.167: Global bits: 2, count bits: 2, local bits: 0
pins2lts-mc-linux64( 2/ 8), 0.201: [Blue] ~110 levels ~960 states ~2432 transitions
pins2lts-mc-linux64( 5/ 8), 0.231: [Blue] ~236 levels ~1920 states ~6888 transitions
pins2lts-mc-linux64( 5/ 8), 0.286: [Blue] ~470 levels ~3840 states ~13488 transitions
pins2lts-mc-linux64( 6/ 8), 0.376: [Blue] ~656 levels ~7680 states ~19024 transitions
pins2lts-mc-linux64( 6/ 8), 0.536: [Blue] ~1191 levels ~15360 states ~37064 transitions
pins2lts-mc-linux64( 6/ 8), 0.822: [Blue] ~2263 levels ~30720 states ~73208 transitions
pins2lts-mc-linux64( 6/ 8), 1.279: [Blue] ~4410 levels ~61440 states ~145512 transitions
pins2lts-mc-linux64( 6/ 8), 1.977: [Blue] ~8702 levels ~122880 states ~290088 transitions
pins2lts-mc-linux64( 6/ 8), 3.010: [Blue] ~17285 levels ~245760 states ~579192 transitions
pins2lts-mc-linux64( 6/ 8), 4.533: [Blue] ~34452 levels ~491520 states ~1157480 transitions
pins2lts-mc-linux64( 6/ 8), 7.159: [Blue] ~68786 levels ~983040 states ~2314008 transitions
pins2lts-mc-linux64( 6/ 8), 12.103: [Blue] ~137456 levels ~1966080 states ~4627024 transitions
pins2lts-mc-linux64( 6/ 8), 22.097: [Blue] ~274791 levels ~3932160 states ~9253064 transitions
pins2lts-mc-linux64( 6/ 8), 46.309: [Blue] ~549463 levels ~7864320 states ~18505208 transitions
pins2lts-mc-linux64( 1/ 8), 85.176: Error: tree leafs table full! Change -s/--ratio.
pins2lts-mc-linux64( 0/ 8), 85.394:
pins2lts-mc-linux64( 0/ 8), 85.394: Explored 9706848 states 28819615 transitions, fanout: 2.969
pins2lts-mc-linux64( 0/ 8), 85.394: Total exploration time 85.210 sec (85.020 sec minimum, 85.109 sec on average)
pins2lts-mc-linux64( 0/ 8), 85.394: States per second: 113917, Transitions per second: 338219
pins2lts-mc-linux64( 0/ 8), 85.394:
pins2lts-mc-linux64( 0/ 8), 85.394: State space has 27290776 states, 729954 are accepting
pins2lts-mc-linux64( 0/ 8), 85.394: cndfs_1 (permutation: dynamic) stats:
pins2lts-mc-linux64( 0/ 8), 85.394: blue states: 9706848 (35.57%), transitions: 0 (per worker)
pins2lts-mc-linux64( 0/ 8), 85.394: red states: 0 (0.00%), bogus: 0 (0.00%), transitions: 0, waits: 0 (0.00 sec)
pins2lts-mc-linux64( 0/ 8), 85.394: all-red states: 729954 (2.67%), bogus 0 (0.00%)
pins2lts-mc-linux64( 0/ 8), 85.394:
pins2lts-mc-linux64( 0/ 8), 85.394: Total memory used for local state coloring: 97.9MB
pins2lts-mc-linux64( 0/ 8), 85.394:
pins2lts-mc-linux64( 0/ 8), 85.394: Queue width: 8B, total height: 6418515, memory: 48.97MB
pins2lts-mc-linux64( 0/ 8), 85.394: Tree memory: 464.2MB, 17.8 B/state, compr.: 8.3%
pins2lts-mc-linux64( 0/ 8), 85.394: Tree fill ratio (roots/leafs): 20.0%/99.0%
pins2lts-mc-linux64( 0/ 8), 85.394: Stored 205 string chucks using 0MB
pins2lts-mc-linux64( 0/ 8), 85.394: Total memory used for chunk indexing: 0MB
pins2lts-mc-linux64( 0/ 8), 85.394: Est. total memory use: 513.2MB (~1073.0MB paged-in)
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Unexpected exception when executing ltsmin :cd /tmp/ltsmin14965738738008825267;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--ltl' '[](<>((LTLAPp0==true)))' '--buchi-type=spotba'
255
java.lang.RuntimeException: Unexpected exception when executing ltsmin :cd /tmp/ltsmin14965738738008825267;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--ltl' '[](<>((LTLAPp0==true)))' '--buchi-type=spotba'
255
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner.checkProperty(LTSminRunner.java:241)
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.checkProperties(LTSminRunner.java:176)
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:114)
at java.base/java.lang.Thread.run(Thread.java:1583)
Detected timeout of ITS tools.
[2025-06-01 10:24:13] [INFO ] Flatten gal took : 17 ms
[2025-06-01 10:24:13] [INFO ] Time to serialize gal into /tmp/LTLFireability13867141593158673767.gal : 2 ms
[2025-06-01 10:24:13] [INFO ] Time to serialize properties into /tmp/LTLFireability16491597531629622895.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLFireability13867141593158673767.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability16491597531629622895.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...299
Read 1 LTL properties
Checking formula 0 : !((G(F("(((s2<1)||(l28<1))||(((s1<1)||(l37<1))&&((s2<1)||(l28<1))))"))))
Formula 0 simplified : FG!"(((s2<1)||(l28<1))||(((s1<1)||(l37<1))&&((s2<1)||(l28<1))))"
ITS-tools command line returned an error code 137
[2025-06-01 10:46:00] [INFO ] Flatten gal took : 360 ms
[2025-06-01 10:46:01] [INFO ] Input system was already deterministic with 204 transitions.
[2025-06-01 10:46:01] [INFO ] Transformed 52 places.
[2025-06-01 10:46:01] [INFO ] Transformed 204 transitions.
Running greatSPN : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//../itstools/bin//..//greatspn//bin/pinvar' '/home/mcc/execution/gspn'
Run of greatSPN captured in /home/mcc/execution/outPut.txt
Running greatSPN : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//../itstools/bin//..//greatspn//bin/RGMEDD2' '/home/mcc/execution/gspn' '-META' '-varord-only'
Run of greatSPN captured in /home/mcc/execution/outPut.txt
Using order generated by GreatSPN with heuristic : META
[2025-06-01 10:46:01] [INFO ] Time to serialize gal into /tmp/LTLFireability6687192567125312050.gal : 10 ms
[2025-06-01 10:46:01] [INFO ] Time to serialize properties into /tmp/LTLFireability11058194066229162721.ltl : 4 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLFireability6687192567125312050.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability11058194066229162721.ltl' '-c' '-stutter-deadlock' '--load-order' '/home/mcc/execution/model.ord' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...343
Read 1 LTL properties
Successfully loaded order from file /home/mcc/execution/model.ord
Checking formula 0 : !((G(F("(((s2<1)||(l28<1))||(((s1<1)||(l37<1))&&((s2<1)||(l28<1))))"))))
Formula 0 simplified : FG!"(((s2<1)||(l28<1))||(((s1<1)||(l37<1))&&((s2<1)||(l28<1))))"

BK_TIME_CONFINEMENT_REACHED

--------------------
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="DoubleLock-PT-p2s1"
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 DoubleLock-PT-p2s1, 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 r072-tall-174860067700548"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DoubleLock-PT-p2s1.tgz
mv DoubleLock-PT-p2s1 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 ;