Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r072-tall-174860067600524.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-p1s1, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r072-tall-174860067600524
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 520K
-rw-r--r-- 1 mcc users 6.2K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 65K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.2K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K 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 10K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 106K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.4K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 84K 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 93K 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-p1s1-LTLFireability-00
FORMULA_NAME DoubleLock-PT-p1s1-LTLFireability-01
FORMULA_NAME DoubleLock-PT-p1s1-LTLFireability-02
FORMULA_NAME DoubleLock-PT-p1s1-LTLFireability-03
FORMULA_NAME DoubleLock-PT-p1s1-LTLFireability-04
FORMULA_NAME DoubleLock-PT-p1s1-LTLFireability-05
FORMULA_NAME DoubleLock-PT-p1s1-LTLFireability-06
FORMULA_NAME DoubleLock-PT-p1s1-LTLFireability-07
FORMULA_NAME DoubleLock-PT-p1s1-LTLFireability-08
FORMULA_NAME DoubleLock-PT-p1s1-LTLFireability-09
FORMULA_NAME DoubleLock-PT-p1s1-LTLFireability-10
FORMULA_NAME DoubleLock-PT-p1s1-LTLFireability-11
FORMULA_NAME DoubleLock-PT-p1s1-LTLFireability-12
FORMULA_NAME DoubleLock-PT-p1s1-LTLFireability-13
FORMULA_NAME DoubleLock-PT-p1s1-LTLFireability-14
FORMULA_NAME DoubleLock-PT-p1s1-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1748759492833

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-p1s1
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-01 06:31:33] [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 06:31:34] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-01 06:31:34] [INFO ] Load time of PNML (sax parser for PT used): 74 ms
[2025-06-01 06:31:34] [INFO ] Transformed 64 places.
[2025-06-01 06:31:34] [INFO ] Transformed 204 transitions.
[2025-06-01 06:31:34] [INFO ] Parsed PT model containing 64 places and 204 transitions and 828 arcs in 161 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 9 ms.
Working with output stream class java.io.PrintStream
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 8 transitions.
FORMULA DoubleLock-PT-p1s1-LTLFireability-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 34 out of 56 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 56/56 places, 196/196 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 196
Applied a total of 4 rules in 12 ms. Remains 52 /56 variables (removed 4) and now considering 196/196 (removed 0) transitions.
[2025-06-01 06:31:34] [INFO ] Flow matrix only has 148 transitions (discarded 48 similar events)
// Phase 1: matrix 148 rows 52 cols
[2025-06-01 06:31:34] [INFO ] Computed 2 invariants in 10 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 06:31:34] [INFO ] Implicit Places using invariants in 156 ms returned []
[2025-06-01 06:31:34] [INFO ] Flow matrix only has 148 transitions (discarded 48 similar events)
[2025-06-01 06:31:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 06:31:34] [INFO ] State equation strengthened by 23 read => feed constraints.
[2025-06-01 06:31:34] [INFO ] Implicit Places using invariants and state equation in 119 ms returned []
Implicit Place search using SMT with State Equation took 302 ms to find 0 implicit places.
Running 194 sub problems to find dead transitions.
[2025-06-01 06:31:34] [INFO ] Flow matrix only has 148 transitions (discarded 48 similar events)
[2025-06-01 06:31:34] [INFO ] Invariant cache hit.
[2025-06-01 06:31:34] [INFO ] State equation strengthened by 23 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, 194 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/52 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/52 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 3 (OVERLAPS) 148/200 variables, 52/54 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/200 variables, 23/77 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/200 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 194 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/200 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 194 unsolved
No progress, stopping.
After SMT solving in domain Real declared 200/200 variables, and 77 constraints, problems are : Problem set: 0 solved, 194 unsolved in 3716 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 52/52 constraints, ReadFeed: 23/23 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) 0/52 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/52 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/52 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 3 (OVERLAPS) 148/200 variables, 52/54 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/200 variables, 23/77 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/200 variables, 194/271 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/200 variables, 0/271 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 7 (OVERLAPS) 0/200 variables, 0/271 constraints. Problems are: Problem set: 0 solved, 194 unsolved
No progress, stopping.
After SMT solving in domain Int declared 200/200 variables, and 271 constraints, problems are : Problem set: 0 solved, 194 unsolved in 21033 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 52/52 constraints, ReadFeed: 23/23 constraints, PredecessorRefiner: 194/194 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 24892ms problems are : Problem set: 0 solved, 194 unsolved
Search for dead transitions found 0 dead transitions in 24905ms
Starting structural reductions in LTL mode, iteration 1 : 52/56 places, 196/196 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 25243 ms. Remains : 52/56 places, 196/196 transitions.
Support contains 34 out of 52 places after structural reductions.
[2025-06-01 06:31:59] [INFO ] Flatten gal took : 35 ms
[2025-06-01 06:31:59] [INFO ] Flatten gal took : 15 ms
[2025-06-01 06:31:59] [INFO ] Input system was already deterministic with 196 transitions.
Reduction of identical properties reduced properties to check from 35 to 33
RANDOM walk for 40006 steps (289 resets) in 810 ms. (49 steps per ms) remains 1/33 properties
BEST_FIRST walk for 40003 steps (57 resets) in 297 ms. (134 steps per ms) remains 1/1 properties
[2025-06-01 06:32:00] [INFO ] Flow matrix only has 148 transitions (discarded 48 similar events)
[2025-06-01 06:32:00] [INFO ] Invariant cache hit.
[2025-06-01 06:32:00] [INFO ] State equation strengthened by 23 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) 18/31 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/31 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 134/165 variables, 31/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/165 variables, 15/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/165 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem AtomicPropp11 is UNSAT
After SMT solving in domain Real declared 200/200 variables, and 69 constraints, problems are : Problem set: 1 solved, 0 unsolved in 61 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 52/52 constraints, ReadFeed: 15/23 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 66ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 1 atomic propositions for a total of 15 simplifications.
FORMULA DoubleLock-PT-p1s1-LTLFireability-04 TRUE 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' '!(F(p0))'
Support contains 2 out of 52 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 52/52 places, 196/196 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 51 transition count 192
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 51 transition count 192
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 50 transition count 188
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 50 transition count 188
Applied a total of 4 rules in 16 ms. Remains 50 /52 variables (removed 2) and now considering 188/196 (removed 8) transitions.
[2025-06-01 06:32:00] [INFO ] Flow matrix only has 143 transitions (discarded 45 similar events)
// Phase 1: matrix 143 rows 50 cols
[2025-06-01 06:32:00] [INFO ] Computed 2 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 06:32:00] [INFO ] Implicit Places using invariants in 53 ms returned []
[2025-06-01 06:32:00] [INFO ] Flow matrix only has 143 transitions (discarded 45 similar events)
[2025-06-01 06:32:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 06:32:00] [INFO ] State equation strengthened by 22 read => feed constraints.
[2025-06-01 06:32:00] [INFO ] Implicit Places using invariants and state equation in 106 ms returned []
Implicit Place search using SMT with State Equation took 160 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 06:32:00] [INFO ] Redundant transitions in 10 ms returned []
Running 186 sub problems to find dead transitions.
[2025-06-01 06:32:00] [INFO ] Flow matrix only has 143 transitions (discarded 45 similar events)
[2025-06-01 06:32:00] [INFO ] Invariant cache hit.
[2025-06-01 06:32:00] [INFO ] State equation strengthened by 22 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, 186 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/50 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 3 (OVERLAPS) 143/193 variables, 50/52 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/193 variables, 22/74 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/193 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 186 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/193 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 186 unsolved
No progress, stopping.
After SMT solving in domain Real declared 193/193 variables, and 74 constraints, problems are : Problem set: 0 solved, 186 unsolved in 3026 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 50/50 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 186/186 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 186 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, 186 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/50 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 3 (OVERLAPS) 143/193 variables, 50/52 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/193 variables, 22/74 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/193 variables, 186/260 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/193 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 7 (OVERLAPS) 0/193 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 186 unsolved
No progress, stopping.
After SMT solving in domain Int declared 193/193 variables, and 260 constraints, problems are : Problem set: 0 solved, 186 unsolved in 5942 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 50/50 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 186/186 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9025ms problems are : Problem set: 0 solved, 186 unsolved
Search for dead transitions found 0 dead transitions in 9028ms
Starting structural reductions in SI_LTL mode, iteration 1 : 50/52 places, 188/196 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 9225 ms. Remains : 50/52 places, 188/196 transitions.
Stuttering acceptance computed with spot in 147 ms :[(NOT p0)]
Running random walk in product with property : DoubleLock-PT-p1s1-LTLFireability-00
Stuttering criterion allowed to conclude after 95 steps with 0 reset in 4 ms.
FORMULA DoubleLock-PT-p1s1-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DoubleLock-PT-p1s1-LTLFireability-00 finished in 9440 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' '!((((p0 U p1) U !p2)&&X(X(((p3 U p4)&&X(p3))))))'
Support contains 9 out of 52 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 52/52 places, 196/196 transitions.
Applied a total of 0 rules in 3 ms. Remains 52 /52 variables (removed 0) and now considering 196/196 (removed 0) transitions.
[2025-06-01 06:32:10] [INFO ] Flow matrix only has 148 transitions (discarded 48 similar events)
// Phase 1: matrix 148 rows 52 cols
[2025-06-01 06:32:10] [INFO ] Computed 2 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 06:32:10] [INFO ] Implicit Places using invariants in 42 ms returned []
[2025-06-01 06:32:10] [INFO ] Flow matrix only has 148 transitions (discarded 48 similar events)
[2025-06-01 06:32:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 06:32:10] [INFO ] State equation strengthened by 23 read => feed constraints.
[2025-06-01 06:32:10] [INFO ] Implicit Places using invariants and state equation in 75 ms returned []
Implicit Place search using SMT with State Equation took 118 ms to find 0 implicit places.
Running 194 sub problems to find dead transitions.
[2025-06-01 06:32:10] [INFO ] Flow matrix only has 148 transitions (discarded 48 similar events)
[2025-06-01 06:32:10] [INFO ] Invariant cache hit.
[2025-06-01 06:32:10] [INFO ] State equation strengthened by 23 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, 194 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/52 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/52 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 3 (OVERLAPS) 148/200 variables, 52/54 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/200 variables, 23/77 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/200 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 194 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/200 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 194 unsolved
No progress, stopping.
After SMT solving in domain Real declared 200/200 variables, and 77 constraints, problems are : Problem set: 0 solved, 194 unsolved in 3339 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 52/52 constraints, ReadFeed: 23/23 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) 0/52 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/52 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/52 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 3 (OVERLAPS) 148/200 variables, 52/54 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/200 variables, 23/77 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/200 variables, 194/271 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/200 variables, 0/271 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 7 (OVERLAPS) 0/200 variables, 0/271 constraints. Problems are: Problem set: 0 solved, 194 unsolved
No progress, stopping.
After SMT solving in domain Int declared 200/200 variables, and 271 constraints, problems are : Problem set: 0 solved, 194 unsolved in 20947 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 52/52 constraints, ReadFeed: 23/23 constraints, PredecessorRefiner: 194/194 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 24339ms problems are : Problem set: 0 solved, 194 unsolved
Search for dead transitions found 0 dead transitions in 24340ms
Finished structural reductions in LTL mode , in 1 iterations and 24463 ms. Remains : 52/52 places, 196/196 transitions.
Stuttering acceptance computed with spot in 362 ms :[(OR (NOT p4) (NOT p3) p2), true, (NOT p1), p2, (OR (NOT p3) (NOT p4)), (OR (NOT p4) (NOT p3)), (NOT p3), (NOT p4)]
Running random walk in product with property : DoubleLock-PT-p1s1-LTLFireability-01
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA DoubleLock-PT-p1s1-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DoubleLock-PT-p1s1-LTLFireability-01 finished in 24854 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)||X(X(p1))))'
Support contains 5 out of 52 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 52/52 places, 196/196 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 51 transition count 192
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 51 transition count 192
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 50 transition count 188
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 50 transition count 188
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 49 transition count 184
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 49 transition count 184
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 48 transition count 176
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 48 transition count 176
Applied a total of 8 rules in 21 ms. Remains 48 /52 variables (removed 4) and now considering 176/196 (removed 20) transitions.
[2025-06-01 06:32:35] [INFO ] Flow matrix only has 132 transitions (discarded 44 similar events)
// Phase 1: matrix 132 rows 48 cols
[2025-06-01 06:32:35] [INFO ] Computed 2 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 06:32:35] [INFO ] Implicit Places using invariants in 48 ms returned []
[2025-06-01 06:32:35] [INFO ] Flow matrix only has 132 transitions (discarded 44 similar events)
[2025-06-01 06:32:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 06:32:35] [INFO ] State equation strengthened by 22 read => feed constraints.
[2025-06-01 06:32:35] [INFO ] Implicit Places using invariants and state equation in 86 ms returned []
Implicit Place search using SMT with State Equation took 136 ms to find 0 implicit places.
Running 174 sub problems to find dead transitions.
[2025-06-01 06:32:35] [INFO ] Flow matrix only has 132 transitions (discarded 44 similar events)
[2025-06-01 06:32:35] [INFO ] Invariant cache hit.
[2025-06-01 06:32:35] [INFO ] State equation strengthened by 22 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/48 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/48 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/48 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 3 (OVERLAPS) 132/180 variables, 48/50 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/180 variables, 22/72 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/180 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 174 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/180 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 174 unsolved
No progress, stopping.
After SMT solving in domain Real declared 180/180 variables, and 72 constraints, problems are : Problem set: 0 solved, 174 unsolved in 2726 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 48/48 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 174/174 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 174 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/48 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/48 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/48 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 3 (OVERLAPS) 132/180 variables, 48/50 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/180 variables, 22/72 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/180 variables, 174/246 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/180 variables, 0/246 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 7 (OVERLAPS) 0/180 variables, 0/246 constraints. Problems are: Problem set: 0 solved, 174 unsolved
No progress, stopping.
After SMT solving in domain Int declared 180/180 variables, and 246 constraints, problems are : Problem set: 0 solved, 174 unsolved in 8135 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 48/48 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 174/174 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10907ms problems are : Problem set: 0 solved, 174 unsolved
Search for dead transitions found 0 dead transitions in 10908ms
Starting structural reductions in LTL mode, iteration 1 : 48/52 places, 176/196 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 11065 ms. Remains : 48/52 places, 176/196 transitions.
Stuttering acceptance computed with spot in 169 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : DoubleLock-PT-p1s1-LTLFireability-02
Stuttering criterion allowed to conclude after 178 steps with 23 reset in 3 ms.
FORMULA DoubleLock-PT-p1s1-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DoubleLock-PT-p1s1-LTLFireability-02 finished in 11254 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((F(p2)&&p1))||p0))))'
Support contains 6 out of 52 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 52/52 places, 196/196 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 51 transition count 192
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 51 transition count 192
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 50 transition count 188
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 50 transition count 188
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 49 transition count 184
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 49 transition count 184
Applied a total of 6 rules in 16 ms. Remains 49 /52 variables (removed 3) and now considering 184/196 (removed 12) transitions.
[2025-06-01 06:32:46] [INFO ] Flow matrix only has 139 transitions (discarded 45 similar events)
// Phase 1: matrix 139 rows 49 cols
[2025-06-01 06:32:46] [INFO ] Computed 2 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 06:32:46] [INFO ] Implicit Places using invariants in 41 ms returned []
[2025-06-01 06:32:46] [INFO ] Flow matrix only has 139 transitions (discarded 45 similar events)
[2025-06-01 06:32:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 06:32:46] [INFO ] State equation strengthened by 22 read => feed constraints.
[2025-06-01 06:32:46] [INFO ] Implicit Places using invariants and state equation in 88 ms returned []
Implicit Place search using SMT with State Equation took 130 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 06:32:46] [INFO ] Redundant transitions in 8 ms returned []
Running 182 sub problems to find dead transitions.
[2025-06-01 06:32:46] [INFO ] Flow matrix only has 139 transitions (discarded 45 similar events)
[2025-06-01 06:32:46] [INFO ] Invariant cache hit.
[2025-06-01 06:32:46] [INFO ] State equation strengthened by 22 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, 182 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/49 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 3 (OVERLAPS) 139/188 variables, 49/51 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 22/73 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 182 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/188 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 182 unsolved
No progress, stopping.
After SMT solving in domain Real declared 188/188 variables, and 73 constraints, problems are : Problem set: 0 solved, 182 unsolved in 3055 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 49/49 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 182/182 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 182 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, 182 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/49 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 3 (OVERLAPS) 139/188 variables, 49/51 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 22/73 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 182/255 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/188 variables, 0/255 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 7 (OVERLAPS) 0/188 variables, 0/255 constraints. Problems are: Problem set: 0 solved, 182 unsolved
No progress, stopping.
After SMT solving in domain Int declared 188/188 variables, and 255 constraints, problems are : Problem set: 0 solved, 182 unsolved in 13992 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 49/49 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 182/182 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 17091ms problems are : Problem set: 0 solved, 182 unsolved
Search for dead transitions found 0 dead transitions in 17092ms
Starting structural reductions in SI_LTL mode, iteration 1 : 49/52 places, 184/196 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 17251 ms. Remains : 49/52 places, 184/196 transitions.
Stuttering acceptance computed with spot in 136 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : DoubleLock-PT-p1s1-LTLFireability-03
Product exploration explored 100000 steps with 2823 reset in 238 ms.
Product exploration explored 100000 steps with 2919 reset in 239 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 p2), (X p2), (X (NOT (AND p1 (NOT p0) (NOT p2)))), (X (NOT (AND p1 (NOT p0)))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X p0), (X (NOT p1)), (X (X p2)), (X (X (NOT (AND p1 (NOT p0) (NOT p2))))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT p1)))]
False Knowledge obtained : [(X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 13 factoid took 274 ms. Reduced automaton from 3 states, 7 edges and 3 AP (stutter insensitive) to 3 states, 7 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 111 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
RANDOM walk for 40000 steps (286 resets) in 361 ms. (110 steps per ms) remains 3/7 properties
BEST_FIRST walk for 40004 steps (71 resets) in 146 ms. (272 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (64 resets) in 97 ms. (408 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (57 resets) in 85 ms. (465 steps per ms) remains 3/3 properties
[2025-06-01 06:33:04] [INFO ] Flow matrix only has 139 transitions (discarded 45 similar events)
[2025-06-01 06:33:04] [INFO ] Invariant cache hit.
[2025-06-01 06:33:04] [INFO ] State equation strengthened by 22 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, 3 unsolved
At refinement iteration 1 (OVERLAPS) 7/13 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/13 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 16/29 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 126/155 variables, 29/31 constraints. Problems are: Problem set: 0 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/155 variables, 14/45 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/155 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem apf1 is UNSAT
Problem apf2 is UNSAT
Problem apf6 is UNSAT
After SMT solving in domain Real declared 188/188 variables, and 65 constraints, problems are : Problem set: 3 solved, 0 unsolved in 69 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 49/49 constraints, ReadFeed: 14/22 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 74ms problems are : Problem set: 3 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 3 invariant AP formulas.
Knowledge obtained : [(AND (NOT p1) p0 p2), (X p2), (X (NOT (AND p1 (NOT p0) (NOT p2)))), (X (NOT (AND p1 (NOT p0)))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X p0), (X (NOT p1)), (X (X p2)), (X (X (NOT (AND p1 (NOT p0) (NOT p2))))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT p1))), (G (OR p0 (NOT p1))), (G (OR p2 p0 (NOT p1))), (G (OR p2 p0))]
False Knowledge obtained : [(X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p0)), (X (X (NOT p0))), (F (NOT (OR p0 p1))), (F (NOT p0)), (F p1), (F (NOT p2))]
Knowledge based reduction with 16 factoid took 388 ms. Reduced automaton from 3 states, 7 edges and 3 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 78 ms :[(NOT p0), (NOT p0)]
Support contains 2 out of 49 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 49/49 places, 184/184 transitions.
Applied a total of 0 rules in 11 ms. Remains 49 /49 variables (removed 0) and now considering 184/184 (removed 0) transitions.
[2025-06-01 06:33:05] [INFO ] Flow matrix only has 139 transitions (discarded 45 similar events)
[2025-06-01 06:33:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 06:33:05] [INFO ] Implicit Places using invariants in 37 ms returned []
[2025-06-01 06:33:05] [INFO ] Flow matrix only has 139 transitions (discarded 45 similar events)
[2025-06-01 06:33:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 06:33:05] [INFO ] State equation strengthened by 22 read => feed constraints.
[2025-06-01 06:33:05] [INFO ] Implicit Places using invariants and state equation in 92 ms returned []
Implicit Place search using SMT with State Equation took 129 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 06:33:05] [INFO ] Redundant transitions in 3 ms returned []
Running 182 sub problems to find dead transitions.
[2025-06-01 06:33:05] [INFO ] Flow matrix only has 139 transitions (discarded 45 similar events)
[2025-06-01 06:33:05] [INFO ] Invariant cache hit.
[2025-06-01 06:33:05] [INFO ] State equation strengthened by 22 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, 182 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/49 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 3 (OVERLAPS) 139/188 variables, 49/51 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 22/73 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 182 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/188 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 182 unsolved
No progress, stopping.
After SMT solving in domain Real declared 188/188 variables, and 73 constraints, problems are : Problem set: 0 solved, 182 unsolved in 2934 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 49/49 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 182/182 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 182 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, 182 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/49 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 3 (OVERLAPS) 139/188 variables, 49/51 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 22/73 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 182/255 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/188 variables, 0/255 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 7 (OVERLAPS) 0/188 variables, 0/255 constraints. Problems are: Problem set: 0 solved, 182 unsolved
No progress, stopping.
After SMT solving in domain Int declared 188/188 variables, and 255 constraints, problems are : Problem set: 0 solved, 182 unsolved in 13961 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 49/49 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 182/182 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 16958ms problems are : Problem set: 0 solved, 182 unsolved
Search for dead transitions found 0 dead transitions in 16959ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 17113 ms. Remains : 49/49 places, 184/184 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)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 101 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 397 steps (2 resets) in 7 ms. (49 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F (NOT p0))]
Knowledge based reduction with 2 factoid took 153 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 72 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 69 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 63 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 2858 reset in 251 ms.
Product exploration explored 100000 steps with 2775 reset in 185 ms.
Built C files in :
/tmp/ltsmin11995733276986413407
[2025-06-01 06:33:23] [INFO ] Computing symmetric may disable matrix : 184 transitions.
[2025-06-01 06:33:23] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 06:33:23] [INFO ] Computing symmetric may enable matrix : 184 transitions.
[2025-06-01 06:33:23] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 06:33:23] [INFO ] Computing Do-Not-Accords matrix : 184 transitions.
[2025-06-01 06:33:23] [INFO ] Computation of Completed DNA matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 06:33:23] [INFO ] Built C files in 40ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin11995733276986413407
Running compilation step : cd /tmp/ltsmin11995733276986413407;'/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 446 ms.
Running link step : cd /tmp/ltsmin11995733276986413407;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 48 ms.
Running LTSmin : cd /tmp/ltsmin11995733276986413407;'/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/stateBased11913739300085102667.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 2 out of 49 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 49/49 places, 184/184 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 48 transition count 176
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 48 transition count 176
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 47 transition count 168
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 47 transition count 168
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 46 transition count 164
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 46 transition count 164
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 45 transition count 160
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 45 transition count 160
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 44 transition count 156
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 44 transition count 156
Applied a total of 10 rules in 21 ms. Remains 44 /49 variables (removed 5) and now considering 156/184 (removed 28) transitions.
[2025-06-01 06:33:38] [INFO ] Flow matrix only has 112 transitions (discarded 44 similar events)
// Phase 1: matrix 112 rows 44 cols
[2025-06-01 06:33:38] [INFO ] Computed 2 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 06:33:38] [INFO ] Implicit Places using invariants in 43 ms returned []
[2025-06-01 06:33:38] [INFO ] Flow matrix only has 112 transitions (discarded 44 similar events)
[2025-06-01 06:33:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 06:33:38] [INFO ] State equation strengthened by 17 read => feed constraints.
[2025-06-01 06:33:38] [INFO ] Implicit Places using invariants and state equation in 68 ms returned []
Implicit Place search using SMT with State Equation took 111 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 06:33:38] [INFO ] Redundant transitions in 2 ms returned []
Running 154 sub problems to find dead transitions.
[2025-06-01 06:33:38] [INFO ] Flow matrix only has 112 transitions (discarded 44 similar events)
[2025-06-01 06:33:38] [INFO ] Invariant cache hit.
[2025-06-01 06:33:38] [INFO ] State equation strengthened by 17 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 154 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 154 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 154 unsolved
At refinement iteration 3 (OVERLAPS) 112/156 variables, 44/46 constraints. Problems are: Problem set: 0 solved, 154 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/156 variables, 17/63 constraints. Problems are: Problem set: 0 solved, 154 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/156 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 154 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/156 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 154 unsolved
No progress, stopping.
After SMT solving in domain Real declared 156/156 variables, and 63 constraints, problems are : Problem set: 0 solved, 154 unsolved in 2259 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 44/44 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 154/154 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 154 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 154 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 154 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 154 unsolved
At refinement iteration 3 (OVERLAPS) 112/156 variables, 44/46 constraints. Problems are: Problem set: 0 solved, 154 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/156 variables, 17/63 constraints. Problems are: Problem set: 0 solved, 154 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/156 variables, 154/217 constraints. Problems are: Problem set: 0 solved, 154 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/156 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 154 unsolved
At refinement iteration 7 (OVERLAPS) 0/156 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 154 unsolved
No progress, stopping.
After SMT solving in domain Int declared 156/156 variables, and 217 constraints, problems are : Problem set: 0 solved, 154 unsolved in 6298 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 44/44 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 154/154 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8587ms problems are : Problem set: 0 solved, 154 unsolved
Search for dead transitions found 0 dead transitions in 8588ms
Starting structural reductions in SI_LTL mode, iteration 1 : 44/49 places, 156/184 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 8726 ms. Remains : 44/49 places, 156/184 transitions.
Built C files in :
/tmp/ltsmin6982248933808145832
[2025-06-01 06:33:47] [INFO ] Computing symmetric may disable matrix : 156 transitions.
[2025-06-01 06:33:47] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 06:33:47] [INFO ] Computing symmetric may enable matrix : 156 transitions.
[2025-06-01 06:33:47] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 06:33:47] [INFO ] Computing Do-Not-Accords matrix : 156 transitions.
[2025-06-01 06:33:47] [INFO ] Computation of Completed DNA matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 06:33:47] [INFO ] Built C files in 18ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin6982248933808145832
Running compilation step : cd /tmp/ltsmin6982248933808145832;'/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 305 ms.
Running link step : cd /tmp/ltsmin6982248933808145832;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 34 ms.
Running LTSmin : cd /tmp/ltsmin6982248933808145832;'/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/stateBased4694287853896644637.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2025-06-01 06:34:02] [INFO ] Flatten gal took : 9 ms
[2025-06-01 06:34:02] [INFO ] Flatten gal took : 9 ms
[2025-06-01 06:34:02] [INFO ] Time to serialize gal into /tmp/LTL7331265079756964877.gal : 3 ms
[2025-06-01 06:34:02] [INFO ] Time to serialize properties into /tmp/LTL12354043348530527391.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL7331265079756964877.gal' '-t' 'CGAL' '-hoa' '/tmp/aut7681667136870100725.hoa' '-atoms' '/tmp/LTL12354043348530527391.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...318
Loading property file /tmp/LTL12354043348530527391.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut7681667136870100725.hoa
Detected timeout of ITS tools.
[2025-06-01 06:34:17] [INFO ] Flatten gal took : 9 ms
[2025-06-01 06:34:17] [INFO ] Flatten gal took : 11 ms
[2025-06-01 06:34:17] [INFO ] Time to serialize gal into /tmp/LTL11674044589411823760.gal : 8 ms
[2025-06-01 06:34:17] [INFO ] Time to serialize properties into /tmp/LTL17722090792903196197.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/LTL11674044589411823760.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL17722090792903196197.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...277
Read 1 LTL properties
Checking formula 0 : !((G(F(("((s0<1)||(l2<1))")||(G(("((s2>=1)&&(l38>=1))")&&(F("((p11<1)||(l35<1))"))))))))
Formula 0 simplified : G(F(!"((s2>=1)&&(l38>=1))" | G!"((p11<1)||(l35<1))") & FG!"((s0<1)||(l2<1))")
Detected timeout of ITS tools.
[2025-06-01 06:34:32] [INFO ] Flatten gal took : 15 ms
[2025-06-01 06:34:32] [INFO ] Applying decomposition
[2025-06-01 06:34:32] [INFO ] Flatten gal took : 9 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/graph18209661915559847849.txt' '-o' '/tmp/graph18209661915559847849.bin' '-w' '/tmp/graph18209661915559847849.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph18209661915559847849.bin' '-l' '-1' '-v' '-w' '/tmp/graph18209661915559847849.weights' '-q' '0' '-e' '0.001'
[2025-06-01 06:34:32] [INFO ] Decomposing Gal with order
[2025-06-01 06:34:32] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 06:34:32] [INFO ] Removed a total of 378 redundant transitions.
[2025-06-01 06:34:32] [INFO ] Flatten gal took : 44 ms
[2025-06-01 06:34:32] [INFO ] Fuse similar labels procedure discarded/fused a total of 19 labels/synchronizations in 9 ms.
[2025-06-01 06:34:32] [INFO ] Time to serialize gal into /tmp/LTL3573941664742656004.gal : 3 ms
[2025-06-01 06:34:32] [INFO ] Time to serialize properties into /tmp/LTL17103979156189627469.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/LTL3573941664742656004.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL17103979156189627469.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(("((i0.u0.s0<1)||(i2.u4.l2<1))")||(G(("((i1.u1.s2>=1)&&(i1.u17.l38>=1))")&&(F("((i2.u3.p11<1)||(i0.u16.l35<1))"))))))))
Formula 0 simplified : G(F(!"((i1.u1.s2>=1)&&(i1.u17.l38>=1))" | G!"((i2.u3.p11<1)||(i0.u16.l35<1))") & FG!"((i0.u0.s0<1)||(i2.u4.l2<1))")
Detected timeout of ITS tools.
Treatment of property DoubleLock-PT-p1s1-LTLFireability-03 finished in 121696 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)||(G(p2)&&p1)))||X(G(p3))))'
Support contains 6 out of 52 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 52/52 places, 196/196 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 51 transition count 192
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 51 transition count 192
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 50 transition count 188
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 50 transition count 188
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 49 transition count 184
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 49 transition count 184
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 48 transition count 176
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 48 transition count 176
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 47 transition count 168
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 47 transition count 168
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 46 transition count 164
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 46 transition count 164
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 13 place count 45 transition count 160
Iterating global reduction 0 with 1 rules applied. Total rules applied 14 place count 45 transition count 160
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 44 transition count 156
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 44 transition count 156
Applied a total of 16 rules in 16 ms. Remains 44 /52 variables (removed 8) and now considering 156/196 (removed 40) transitions.
[2025-06-01 06:34:47] [INFO ] Flow matrix only has 112 transitions (discarded 44 similar events)
[2025-06-01 06:34:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 06:34:48] [INFO ] Implicit Places using invariants in 48 ms returned []
[2025-06-01 06:34:48] [INFO ] Flow matrix only has 112 transitions (discarded 44 similar events)
[2025-06-01 06:34:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 06:34:48] [INFO ] State equation strengthened by 17 read => feed constraints.
[2025-06-01 06:34:48] [INFO ] Implicit Places using invariants and state equation in 75 ms returned []
Implicit Place search using SMT with State Equation took 124 ms to find 0 implicit places.
Running 154 sub problems to find dead transitions.
[2025-06-01 06:34:48] [INFO ] Flow matrix only has 112 transitions (discarded 44 similar events)
[2025-06-01 06:34:48] [INFO ] Invariant cache hit.
[2025-06-01 06:34:48] [INFO ] State equation strengthened by 17 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 154 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 154 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 154 unsolved
At refinement iteration 3 (OVERLAPS) 112/156 variables, 44/46 constraints. Problems are: Problem set: 0 solved, 154 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/156 variables, 17/63 constraints. Problems are: Problem set: 0 solved, 154 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/156 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 154 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/156 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 154 unsolved
No progress, stopping.
After SMT solving in domain Real declared 156/156 variables, and 63 constraints, problems are : Problem set: 0 solved, 154 unsolved in 2205 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 44/44 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 154/154 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 154 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 154 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 154 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 154 unsolved
At refinement iteration 3 (OVERLAPS) 112/156 variables, 44/46 constraints. Problems are: Problem set: 0 solved, 154 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/156 variables, 17/63 constraints. Problems are: Problem set: 0 solved, 154 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/156 variables, 154/217 constraints. Problems are: Problem set: 0 solved, 154 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/156 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 154 unsolved
At refinement iteration 7 (OVERLAPS) 0/156 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 154 unsolved
No progress, stopping.
After SMT solving in domain Int declared 156/156 variables, and 217 constraints, problems are : Problem set: 0 solved, 154 unsolved in 6218 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 44/44 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 154/154 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8456ms problems are : Problem set: 0 solved, 154 unsolved
Search for dead transitions found 0 dead transitions in 8456ms
Starting structural reductions in LTL mode, iteration 1 : 44/52 places, 156/196 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 8597 ms. Remains : 44/52 places, 156/196 transitions.
Stuttering acceptance computed with spot in 207 ms :[(OR (AND (NOT p0) (NOT p1) (NOT p3)) (AND (NOT p0) (NOT p2) (NOT p3))), (OR (AND (NOT p0) (NOT p1) (NOT p3)) (AND (NOT p0) (NOT p2) (NOT p3))), (AND (NOT p0) (NOT p2) (NOT p3)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : DoubleLock-PT-p1s1-LTLFireability-05
Stuttering criterion allowed to conclude after 119 steps with 0 reset in 1 ms.
FORMULA DoubleLock-PT-p1s1-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DoubleLock-PT-p1s1-LTLFireability-05 finished in 8835 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, 196/196 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 51 transition count 192
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 51 transition count 192
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 50 transition count 188
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 50 transition count 188
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 49 transition count 184
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 49 transition count 184
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 48 transition count 176
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 48 transition count 176
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 47 transition count 168
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 47 transition count 168
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 46 transition count 164
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 46 transition count 164
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 13 place count 45 transition count 160
Iterating global reduction 0 with 1 rules applied. Total rules applied 14 place count 45 transition count 160
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 44 transition count 156
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 44 transition count 156
Applied a total of 16 rules in 20 ms. Remains 44 /52 variables (removed 8) and now considering 156/196 (removed 40) transitions.
[2025-06-01 06:34:56] [INFO ] Flow matrix only has 112 transitions (discarded 44 similar events)
[2025-06-01 06:34:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 06:34:56] [INFO ] Implicit Places using invariants in 38 ms returned []
[2025-06-01 06:34:56] [INFO ] Flow matrix only has 112 transitions (discarded 44 similar events)
[2025-06-01 06:34:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 06:34:56] [INFO ] State equation strengthened by 17 read => feed constraints.
[2025-06-01 06:34:56] [INFO ] Implicit Places using invariants and state equation in 67 ms returned []
Implicit Place search using SMT with State Equation took 105 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 06:34:56] [INFO ] Redundant transitions in 1 ms returned []
Running 154 sub problems to find dead transitions.
[2025-06-01 06:34:56] [INFO ] Flow matrix only has 112 transitions (discarded 44 similar events)
[2025-06-01 06:34:56] [INFO ] Invariant cache hit.
[2025-06-01 06:34:56] [INFO ] State equation strengthened by 17 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 154 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 154 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 154 unsolved
At refinement iteration 3 (OVERLAPS) 112/156 variables, 44/46 constraints. Problems are: Problem set: 0 solved, 154 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/156 variables, 17/63 constraints. Problems are: Problem set: 0 solved, 154 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/156 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 154 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/156 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 154 unsolved
No progress, stopping.
After SMT solving in domain Real declared 156/156 variables, and 63 constraints, problems are : Problem set: 0 solved, 154 unsolved in 2267 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 44/44 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 154/154 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 154 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 154 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 154 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 154 unsolved
At refinement iteration 3 (OVERLAPS) 112/156 variables, 44/46 constraints. Problems are: Problem set: 0 solved, 154 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/156 variables, 17/63 constraints. Problems are: Problem set: 0 solved, 154 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/156 variables, 154/217 constraints. Problems are: Problem set: 0 solved, 154 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/156 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 154 unsolved
At refinement iteration 7 (OVERLAPS) 0/156 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 154 unsolved
No progress, stopping.
After SMT solving in domain Int declared 156/156 variables, and 217 constraints, problems are : Problem set: 0 solved, 154 unsolved in 6219 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 44/44 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 154/154 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8514ms problems are : Problem set: 0 solved, 154 unsolved
Search for dead transitions found 0 dead transitions in 8515ms
Starting structural reductions in SI_LTL mode, iteration 1 : 44/52 places, 156/196 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 8646 ms. Remains : 44/52 places, 156/196 transitions.
Stuttering acceptance computed with spot in 44 ms :[(NOT p0)]
Running random walk in product with property : DoubleLock-PT-p1s1-LTLFireability-06
Stuttering criterion allowed to conclude after 68 steps with 0 reset in 0 ms.
FORMULA DoubleLock-PT-p1s1-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DoubleLock-PT-p1s1-LTLFireability-06 finished in 8701 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((G(((p0 U p1)||X(p0))) U X(p0)) U (G((G(((p0 U p1)||X(p0))) U X(p0)))||((G(((p0 U p1)||X(p0))) U X(p0))&&X(!p2)))))'
Support contains 5 out of 52 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 52/52 places, 196/196 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 51 transition count 192
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 51 transition count 192
Applied a total of 2 rules in 6 ms. Remains 51 /52 variables (removed 1) and now considering 192/196 (removed 4) transitions.
[2025-06-01 06:35:05] [INFO ] Flow matrix only has 144 transitions (discarded 48 similar events)
// Phase 1: matrix 144 rows 51 cols
[2025-06-01 06:35:05] [INFO ] Computed 2 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 06:35:05] [INFO ] Implicit Places using invariants in 45 ms returned []
[2025-06-01 06:35:05] [INFO ] Flow matrix only has 144 transitions (discarded 48 similar events)
[2025-06-01 06:35:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 06:35:05] [INFO ] State equation strengthened by 23 read => feed constraints.
[2025-06-01 06:35:05] [INFO ] Implicit Places using invariants and state equation in 76 ms returned []
Implicit Place search using SMT with State Equation took 123 ms to find 0 implicit places.
Running 190 sub problems to find dead transitions.
[2025-06-01 06:35:05] [INFO ] Flow matrix only has 144 transitions (discarded 48 similar events)
[2025-06-01 06:35:05] [INFO ] Invariant cache hit.
[2025-06-01 06:35:05] [INFO ] State equation strengthened by 23 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, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/51 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (OVERLAPS) 144/195 variables, 51/53 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/195 variables, 23/76 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/195 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 190 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/195 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Real declared 195/195 variables, and 76 constraints, problems are : Problem set: 0 solved, 190 unsolved in 3296 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 51/51 constraints, ReadFeed: 23/23 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) 0/51 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/51 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (OVERLAPS) 144/195 variables, 51/53 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/195 variables, 23/76 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/195 variables, 190/266 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/195 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 7 (OVERLAPS) 0/195 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Int declared 195/195 variables, and 266 constraints, problems are : Problem set: 0 solved, 190 unsolved in 23787 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 51/51 constraints, ReadFeed: 23/23 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 27141ms problems are : Problem set: 0 solved, 190 unsolved
Search for dead transitions found 0 dead transitions in 27141ms
Starting structural reductions in LTL mode, iteration 1 : 51/52 places, 192/196 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 27272 ms. Remains : 51/52 places, 192/196 transitions.
Stuttering acceptance computed with spot in 292 ms :[(NOT p0), (NOT p0), (AND (NOT p0) p2), (AND (NOT p1) (NOT p0)), (NOT p0), true, (AND (NOT p1) (NOT p0))]
Running random walk in product with property : DoubleLock-PT-p1s1-LTLFireability-08
Entered a terminal (fully accepting) state of product in 3 steps with 1 reset in 0 ms.
FORMULA DoubleLock-PT-p1s1-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DoubleLock-PT-p1s1-LTLFireability-08 finished in 27598 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' '!((p0 U G((!p0&&X(!p0)))))'
Support contains 2 out of 52 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 52/52 places, 196/196 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 51 transition count 192
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 51 transition count 192
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 50 transition count 188
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 50 transition count 188
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 49 transition count 184
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 49 transition count 184
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 48 transition count 176
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 48 transition count 176
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 47 transition count 168
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 47 transition count 168
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 46 transition count 164
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 46 transition count 164
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 13 place count 45 transition count 160
Iterating global reduction 0 with 1 rules applied. Total rules applied 14 place count 45 transition count 160
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 44 transition count 156
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 44 transition count 156
Applied a total of 16 rules in 24 ms. Remains 44 /52 variables (removed 8) and now considering 156/196 (removed 40) transitions.
[2025-06-01 06:35:33] [INFO ] Flow matrix only has 112 transitions (discarded 44 similar events)
// Phase 1: matrix 112 rows 44 cols
[2025-06-01 06:35:33] [INFO ] Computed 2 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 06:35:33] [INFO ] Implicit Places using invariants in 38 ms returned []
[2025-06-01 06:35:33] [INFO ] Flow matrix only has 112 transitions (discarded 44 similar events)
[2025-06-01 06:35:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 06:35:33] [INFO ] State equation strengthened by 17 read => feed constraints.
[2025-06-01 06:35:33] [INFO ] Implicit Places using invariants and state equation in 69 ms returned []
Implicit Place search using SMT with State Equation took 109 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 06:35:33] [INFO ] Redundant transitions in 1 ms returned []
Running 154 sub problems to find dead transitions.
[2025-06-01 06:35:33] [INFO ] Flow matrix only has 112 transitions (discarded 44 similar events)
[2025-06-01 06:35:33] [INFO ] Invariant cache hit.
[2025-06-01 06:35:33] [INFO ] State equation strengthened by 17 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 154 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 154 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 154 unsolved
At refinement iteration 3 (OVERLAPS) 112/156 variables, 44/46 constraints. Problems are: Problem set: 0 solved, 154 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/156 variables, 17/63 constraints. Problems are: Problem set: 0 solved, 154 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/156 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 154 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/156 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 154 unsolved
No progress, stopping.
After SMT solving in domain Real declared 156/156 variables, and 63 constraints, problems are : Problem set: 0 solved, 154 unsolved in 2283 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 44/44 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 154/154 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 154 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 154 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 154 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 154 unsolved
At refinement iteration 3 (OVERLAPS) 112/156 variables, 44/46 constraints. Problems are: Problem set: 0 solved, 154 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/156 variables, 17/63 constraints. Problems are: Problem set: 0 solved, 154 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/156 variables, 154/217 constraints. Problems are: Problem set: 0 solved, 154 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/156 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 154 unsolved
At refinement iteration 7 (OVERLAPS) 0/156 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 154 unsolved
No progress, stopping.
After SMT solving in domain Int declared 156/156 variables, and 217 constraints, problems are : Problem set: 0 solved, 154 unsolved in 6379 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 44/44 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 154/154 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8691ms problems are : Problem set: 0 solved, 154 unsolved
Search for dead transitions found 0 dead transitions in 8692ms
Starting structural reductions in SI_LTL mode, iteration 1 : 44/52 places, 156/196 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 8835 ms. Remains : 44/52 places, 156/196 transitions.
Stuttering acceptance computed with spot in 83 ms :[p0, true, p0]
Running random walk in product with property : DoubleLock-PT-p1s1-LTLFireability-09
Entered a terminal (fully accepting) state of product in 11 steps with 0 reset in 0 ms.
FORMULA DoubleLock-PT-p1s1-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DoubleLock-PT-p1s1-LTLFireability-09 finished in 8936 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(G(p0)) U (p1||X(!p2))))))'
Support contains 5 out of 52 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 52/52 places, 196/196 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 51 transition count 192
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 51 transition count 192
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 50 transition count 188
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 50 transition count 188
Applied a total of 4 rules in 5 ms. Remains 50 /52 variables (removed 2) and now considering 188/196 (removed 8) transitions.
[2025-06-01 06:35:42] [INFO ] Flow matrix only has 143 transitions (discarded 45 similar events)
// Phase 1: matrix 143 rows 50 cols
[2025-06-01 06:35:42] [INFO ] Computed 2 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 06:35:42] [INFO ] Implicit Places using invariants in 42 ms returned []
[2025-06-01 06:35:42] [INFO ] Flow matrix only has 143 transitions (discarded 45 similar events)
[2025-06-01 06:35:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 06:35:42] [INFO ] State equation strengthened by 22 read => feed constraints.
[2025-06-01 06:35:42] [INFO ] Implicit Places using invariants and state equation in 81 ms returned []
Implicit Place search using SMT with State Equation took 124 ms to find 0 implicit places.
Running 186 sub problems to find dead transitions.
[2025-06-01 06:35:42] [INFO ] Flow matrix only has 143 transitions (discarded 45 similar events)
[2025-06-01 06:35:42] [INFO ] Invariant cache hit.
[2025-06-01 06:35:42] [INFO ] State equation strengthened by 22 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, 186 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/50 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 3 (OVERLAPS) 143/193 variables, 50/52 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/193 variables, 22/74 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/193 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 186 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/193 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 186 unsolved
No progress, stopping.
After SMT solving in domain Real declared 193/193 variables, and 74 constraints, problems are : Problem set: 0 solved, 186 unsolved in 3068 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 50/50 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 186/186 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 186 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, 186 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/50 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 3 (OVERLAPS) 143/193 variables, 50/52 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/193 variables, 22/74 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/193 variables, 186/260 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/193 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 7 (OVERLAPS) 0/193 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 186 unsolved
No progress, stopping.
After SMT solving in domain Int declared 193/193 variables, and 260 constraints, problems are : Problem set: 0 solved, 186 unsolved in 5990 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 50/50 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 186/186 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9097ms problems are : Problem set: 0 solved, 186 unsolved
Search for dead transitions found 0 dead transitions in 9097ms
Starting structural reductions in LTL mode, iteration 1 : 50/52 places, 188/196 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 9227 ms. Remains : 50/52 places, 188/196 transitions.
Stuttering acceptance computed with spot in 214 ms :[(AND (NOT p1) p2), (AND (NOT p1) p2), (AND (NOT p1) p2), (OR (AND (NOT p1) p2) (AND (NOT p0) p2)), (NOT p0)]
Running random walk in product with property : DoubleLock-PT-p1s1-LTLFireability-10
Product exploration explored 100000 steps with 25000 reset in 90 ms.
Product exploration explored 100000 steps with 25000 reset in 101 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) (NOT p2) (NOT p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 102 ms. Reduced automaton from 5 states, 7 edges and 3 AP (stutter sensitive) to 5 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 224 ms :[(OR (AND (NOT p1) p2) (AND (NOT p0) p2)), (OR (AND (NOT p1) p2) (AND (NOT p0) p2)), (OR (AND (NOT p0) p2) (AND (NOT p1) p2)), (OR (AND (NOT p1) p2) (AND (NOT p0) p2)), (NOT p0)]
RANDOM walk for 2706 steps (15 resets) in 19 ms. (135 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p0)), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1), (F p2), (F p0), (F (NOT (OR p1 (NOT p2))))]
Knowledge based reduction with 2 factoid took 193 ms. Reduced automaton from 5 states, 7 edges and 3 AP (stutter sensitive) to 5 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 200 ms :[(OR (AND (NOT p1) p2) (AND (NOT p0) p2)), (OR (AND (NOT p1) p2) (AND (NOT p0) p2)), (OR (AND (NOT p0) p2) (AND (NOT p1) p2)), (OR (AND (NOT p1) p2) (AND (NOT p0) p2)), (NOT p0)]
Stuttering acceptance computed with spot in 204 ms :[(OR (AND (NOT p1) p2) (AND (NOT p0) p2)), (OR (AND (NOT p1) p2) (AND (NOT p0) p2)), (OR (AND (NOT p0) p2) (AND (NOT p1) p2)), (OR (AND (NOT p1) p2) (AND (NOT p0) p2)), (NOT p0)]
Support contains 5 out of 50 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 50/50 places, 188/188 transitions.
Applied a total of 0 rules in 1 ms. Remains 50 /50 variables (removed 0) and now considering 188/188 (removed 0) transitions.
[2025-06-01 06:35:52] [INFO ] Flow matrix only has 143 transitions (discarded 45 similar events)
[2025-06-01 06:35:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 06:35:52] [INFO ] Implicit Places using invariants in 43 ms returned []
[2025-06-01 06:35:52] [INFO ] Flow matrix only has 143 transitions (discarded 45 similar events)
[2025-06-01 06:35:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 06:35:52] [INFO ] State equation strengthened by 22 read => feed constraints.
[2025-06-01 06:35:52] [INFO ] Implicit Places using invariants and state equation in 91 ms returned []
Implicit Place search using SMT with State Equation took 136 ms to find 0 implicit places.
Running 186 sub problems to find dead transitions.
[2025-06-01 06:35:52] [INFO ] Flow matrix only has 143 transitions (discarded 45 similar events)
[2025-06-01 06:35:52] [INFO ] Invariant cache hit.
[2025-06-01 06:35:52] [INFO ] State equation strengthened by 22 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, 186 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/50 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 3 (OVERLAPS) 143/193 variables, 50/52 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/193 variables, 22/74 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/193 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 186 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/193 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 186 unsolved
No progress, stopping.
After SMT solving in domain Real declared 193/193 variables, and 74 constraints, problems are : Problem set: 0 solved, 186 unsolved in 3098 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 50/50 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 186/186 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 186 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, 186 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/50 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 3 (OVERLAPS) 143/193 variables, 50/52 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/193 variables, 22/74 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/193 variables, 186/260 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/193 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 7 (OVERLAPS) 0/193 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 186 unsolved
No progress, stopping.
After SMT solving in domain Int declared 193/193 variables, and 260 constraints, problems are : Problem set: 0 solved, 186 unsolved in 6124 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 50/50 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 186/186 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9269ms problems are : Problem set: 0 solved, 186 unsolved
Search for dead transitions found 0 dead transitions in 9270ms
Finished structural reductions in LTL mode , in 1 iterations and 9407 ms. Remains : 50/50 places, 188/188 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 p1) (NOT p2) (NOT p0))]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 76 ms. Reduced automaton from 5 states, 7 edges and 3 AP (stutter sensitive) to 5 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 243 ms :[(OR (AND (NOT p1) p2) (AND (NOT p0) p2)), (OR (AND (NOT p1) p2) (AND (NOT p0) p2)), (OR (AND (NOT p0) p2) (AND (NOT p1) p2)), (OR (AND (NOT p1) p2) (AND (NOT p0) p2)), (NOT p0)]
RANDOM walk for 1492 steps (9 resets) in 10 ms. (135 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p0))]
False Knowledge obtained : [(F p1), (F p2), (F p0), (F (NOT (OR p1 (NOT p2))))]
Knowledge based reduction with 1 factoid took 187 ms. Reduced automaton from 5 states, 7 edges and 3 AP (stutter sensitive) to 5 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 227 ms :[(OR (AND (NOT p1) p2) (AND (NOT p0) p2)), (OR (AND (NOT p1) p2) (AND (NOT p0) p2)), (OR (AND (NOT p0) p2) (AND (NOT p1) p2)), (OR (AND (NOT p1) p2) (AND (NOT p0) p2)), (NOT p0)]
Stuttering acceptance computed with spot in 238 ms :[(OR (AND (NOT p1) p2) (AND (NOT p0) p2)), (OR (AND (NOT p1) p2) (AND (NOT p0) p2)), (OR (AND (NOT p0) p2) (AND (NOT p1) p2)), (OR (AND (NOT p1) p2) (AND (NOT p0) p2)), (NOT p0)]
Stuttering acceptance computed with spot in 225 ms :[(OR (AND (NOT p1) p2) (AND (NOT p0) p2)), (OR (AND (NOT p1) p2) (AND (NOT p0) p2)), (OR (AND (NOT p0) p2) (AND (NOT p1) p2)), (OR (AND (NOT p1) p2) (AND (NOT p0) p2)), (NOT p0)]
Product exploration explored 100000 steps with 25000 reset in 92 ms.
Product exploration explored 100000 steps with 25000 reset in 95 ms.
Applying partial POR strategy [false, false, false, true, true]
Stuttering acceptance computed with spot in 178 ms :[(OR (AND (NOT p1) p2) (AND (NOT p0) p2)), (OR (AND (NOT p1) p2) (AND (NOT p0) p2)), (OR (AND (NOT p0) p2) (AND (NOT p1) p2)), (OR (AND (NOT p1) p2) (AND (NOT p0) p2)), (NOT p0)]
Support contains 5 out of 50 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 50/50 places, 188/188 transitions.
Applied a total of 0 rules in 10 ms. Remains 50 /50 variables (removed 0) and now considering 188/188 (removed 0) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 06:36:03] [INFO ] Redundant transitions in 0 ms returned []
Running 186 sub problems to find dead transitions.
[2025-06-01 06:36:03] [INFO ] Flow matrix only has 143 transitions (discarded 45 similar events)
[2025-06-01 06:36:03] [INFO ] Invariant cache hit.
[2025-06-01 06:36:03] [INFO ] State equation strengthened by 22 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, 186 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/50 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 3 (OVERLAPS) 143/193 variables, 50/52 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/193 variables, 22/74 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/193 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 186 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/193 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 186 unsolved
No progress, stopping.
After SMT solving in domain Real declared 193/193 variables, and 74 constraints, problems are : Problem set: 0 solved, 186 unsolved in 3070 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 50/50 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 186/186 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 186 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, 186 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/50 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 3 (OVERLAPS) 143/193 variables, 50/52 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/193 variables, 22/74 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/193 variables, 186/260 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/193 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 7 (OVERLAPS) 0/193 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 186 unsolved
No progress, stopping.
After SMT solving in domain Int declared 193/193 variables, and 260 constraints, problems are : Problem set: 0 solved, 186 unsolved in 6090 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 50/50 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 186/186 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9195ms problems are : Problem set: 0 solved, 186 unsolved
Search for dead transitions found 0 dead transitions in 9197ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 9212 ms. Remains : 50/50 places, 188/188 transitions.
Built C files in :
/tmp/ltsmin6532032165953327542
[2025-06-01 06:36:13] [INFO ] Built C files in 6ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin6532032165953327542
Running compilation step : cd /tmp/ltsmin6532032165953327542;'/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 290 ms.
Running link step : cd /tmp/ltsmin6532032165953327542;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 34 ms.
Running LTSmin : cd /tmp/ltsmin6532032165953327542;'/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/stateBased11673723496526300950.hoa' '--buchi-type=spotba'
LTSmin run took 38 ms.
FORMULA DoubleLock-PT-p1s1-LTLFireability-10 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property DoubleLock-PT-p1s1-LTLFireability-10 finished in 31407 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||X(X(X(X(X(F(!p1))))))))'
Support contains 4 out of 52 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 52/52 places, 196/196 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 51 transition count 192
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 51 transition count 192
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 50 transition count 188
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 50 transition count 188
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 49 transition count 184
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 49 transition count 184
Applied a total of 6 rules in 5 ms. Remains 49 /52 variables (removed 3) and now considering 184/196 (removed 12) transitions.
[2025-06-01 06:36:13] [INFO ] Flow matrix only has 139 transitions (discarded 45 similar events)
// Phase 1: matrix 139 rows 49 cols
[2025-06-01 06:36:13] [INFO ] Computed 2 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 06:36:13] [INFO ] Implicit Places using invariants in 39 ms returned []
[2025-06-01 06:36:13] [INFO ] Flow matrix only has 139 transitions (discarded 45 similar events)
[2025-06-01 06:36:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 06:36:13] [INFO ] State equation strengthened by 22 read => feed constraints.
[2025-06-01 06:36:13] [INFO ] Implicit Places using invariants and state equation in 93 ms returned []
Implicit Place search using SMT with State Equation took 134 ms to find 0 implicit places.
Running 182 sub problems to find dead transitions.
[2025-06-01 06:36:13] [INFO ] Flow matrix only has 139 transitions (discarded 45 similar events)
[2025-06-01 06:36:13] [INFO ] Invariant cache hit.
[2025-06-01 06:36:13] [INFO ] State equation strengthened by 22 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, 182 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/49 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 3 (OVERLAPS) 139/188 variables, 49/51 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 22/73 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 182 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/188 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 182 unsolved
No progress, stopping.
After SMT solving in domain Real declared 188/188 variables, and 73 constraints, problems are : Problem set: 0 solved, 182 unsolved in 2954 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 49/49 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 182/182 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 182 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, 182 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/49 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 3 (OVERLAPS) 139/188 variables, 49/51 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 22/73 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 182/255 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/188 variables, 0/255 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 7 (OVERLAPS) 0/188 variables, 0/255 constraints. Problems are: Problem set: 0 solved, 182 unsolved
No progress, stopping.
After SMT solving in domain Int declared 188/188 variables, and 255 constraints, problems are : Problem set: 0 solved, 182 unsolved in 13824 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 49/49 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 182/182 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 16818ms problems are : Problem set: 0 solved, 182 unsolved
Search for dead transitions found 0 dead transitions in 16821ms
Starting structural reductions in LTL mode, iteration 1 : 49/52 places, 184/196 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 16961 ms. Remains : 49/52 places, 184/196 transitions.
Stuttering acceptance computed with spot in 430 ms :[p1, (AND p1 (NOT p0)), (AND p1 (NOT p0)), p1, (AND p1 (NOT p0)), p1, (AND p1 (NOT p0)), p1, p1, (AND p1 (NOT p0)), (AND p1 (NOT p0))]
Running random walk in product with property : DoubleLock-PT-p1s1-LTLFireability-11
Product exploration explored 100000 steps with 16666 reset in 111 ms.
Product exploration explored 100000 steps with 16666 reset in 106 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 p0)]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 2 factoid took 128 ms. Reduced automaton from 11 states, 17 edges and 2 AP (stutter sensitive) to 9 states, 13 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 375 ms :[p1, (AND p1 (NOT p0)), (AND p1 (NOT p0)), p1, p1, (AND p1 (NOT p0)), (AND p1 (NOT p0)), (AND p1 (NOT p0)), (AND p1 (NOT p0))]
RANDOM walk for 40000 steps (293 resets) in 107 ms. (370 steps per ms) remains 1/4 properties
BEST_FIRST walk for 40003 steps (33 resets) in 48 ms. (816 steps per ms) remains 1/1 properties
[2025-06-01 06:36:31] [INFO ] Flow matrix only has 139 transitions (discarded 45 similar events)
[2025-06-01 06:36:31] [INFO ] Invariant cache hit.
[2025-06-01 06:36:31] [INFO ] State equation strengthened by 22 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) 89/100 variables, 11/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/100 variables, 7/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/100 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf3 is UNSAT
After SMT solving in domain Real declared 186/188 variables, and 55 constraints, problems are : Problem set: 1 solved, 0 unsolved in 52 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 47/49 constraints, ReadFeed: 7/22 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 55ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p1) p0), (X p0), (G (OR p0 (NOT p1)))]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0))), (F (NOT p0)), (F p1), (F (NOT (OR (NOT p0) (NOT p1))))]
Knowledge based reduction with 3 factoid took 218 ms. Reduced automaton from 9 states, 13 edges and 2 AP (stutter sensitive) to 8 states, 10 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 298 ms :[(AND (NOT p0) p1), p1, p1, (AND (NOT p0) p1), p1, (AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1)]
Stuttering acceptance computed with spot in 316 ms :[(AND (NOT p0) p1), p1, p1, (AND (NOT p0) p1), p1, (AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1)]
Support contains 4 out of 49 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 49/49 places, 184/184 transitions.
Applied a total of 0 rules in 2 ms. Remains 49 /49 variables (removed 0) and now considering 184/184 (removed 0) transitions.
[2025-06-01 06:36:32] [INFO ] Flow matrix only has 139 transitions (discarded 45 similar events)
[2025-06-01 06:36:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 06:36:32] [INFO ] Implicit Places using invariants in 40 ms returned []
[2025-06-01 06:36:32] [INFO ] Flow matrix only has 139 transitions (discarded 45 similar events)
[2025-06-01 06:36:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 06:36:32] [INFO ] State equation strengthened by 22 read => feed constraints.
[2025-06-01 06:36:32] [INFO ] Implicit Places using invariants and state equation in 82 ms returned []
Implicit Place search using SMT with State Equation took 124 ms to find 0 implicit places.
Running 182 sub problems to find dead transitions.
[2025-06-01 06:36:32] [INFO ] Flow matrix only has 139 transitions (discarded 45 similar events)
[2025-06-01 06:36:32] [INFO ] Invariant cache hit.
[2025-06-01 06:36:32] [INFO ] State equation strengthened by 22 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, 182 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/49 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 3 (OVERLAPS) 139/188 variables, 49/51 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 22/73 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 182 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/188 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 182 unsolved
No progress, stopping.
After SMT solving in domain Real declared 188/188 variables, and 73 constraints, problems are : Problem set: 0 solved, 182 unsolved in 3017 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 49/49 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 182/182 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 182 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, 182 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/49 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 3 (OVERLAPS) 139/188 variables, 49/51 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 22/73 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 182/255 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/188 variables, 0/255 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 7 (OVERLAPS) 0/188 variables, 0/255 constraints. Problems are: Problem set: 0 solved, 182 unsolved
No progress, stopping.
After SMT solving in domain Int declared 188/188 variables, and 255 constraints, problems are : Problem set: 0 solved, 182 unsolved in 14000 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 49/49 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 182/182 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 17059ms problems are : Problem set: 0 solved, 182 unsolved
Search for dead transitions found 0 dead transitions in 17060ms
Finished structural reductions in LTL mode , in 1 iterations and 17186 ms. Remains : 49/49 places, 184/184 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 p0 (NOT p1))]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 1 factoid took 119 ms. Reduced automaton from 8 states, 10 edges and 2 AP (stutter sensitive) to 8 states, 10 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 321 ms :[(AND (NOT p0) p1), p1, p1, (AND (NOT p0) p1), p1, (AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1)]
RANDOM walk for 1575 steps (11 resets) in 7 ms. (196 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND p0 (NOT p1))]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0))), (F (NOT p0)), (F p1)]
Knowledge based reduction with 1 factoid took 177 ms. Reduced automaton from 8 states, 10 edges and 2 AP (stutter sensitive) to 8 states, 10 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 302 ms :[(AND (NOT p0) p1), p1, p1, (AND (NOT p0) p1), p1, (AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1)]
Stuttering acceptance computed with spot in 296 ms :[(AND (NOT p0) p1), p1, p1, (AND (NOT p0) p1), p1, (AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1)]
Stuttering acceptance computed with spot in 287 ms :[(AND (NOT p0) p1), p1, p1, (AND (NOT p0) p1), p1, (AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1)]
Product exploration explored 100000 steps with 18109 reset in 184 ms.
Product exploration explored 100000 steps with 18136 reset in 214 ms.
Applying partial POR strategy [false, true, false, false, false, false, false, false]
Stuttering acceptance computed with spot in 285 ms :[(AND (NOT p0) p1), p1, p1, (AND (NOT p0) p1), p1, (AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1)]
Support contains 4 out of 49 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 49/49 places, 184/184 transitions.
Applied a total of 0 rules in 8 ms. Remains 49 /49 variables (removed 0) and now considering 184/184 (removed 0) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 06:36:52] [INFO ] Redundant transitions in 0 ms returned []
Running 182 sub problems to find dead transitions.
[2025-06-01 06:36:52] [INFO ] Flow matrix only has 139 transitions (discarded 45 similar events)
[2025-06-01 06:36:52] [INFO ] Invariant cache hit.
[2025-06-01 06:36:52] [INFO ] State equation strengthened by 22 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, 182 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/49 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 3 (OVERLAPS) 139/188 variables, 49/51 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 22/73 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 182 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/188 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 182 unsolved
No progress, stopping.
After SMT solving in domain Real declared 188/188 variables, and 73 constraints, problems are : Problem set: 0 solved, 182 unsolved in 3018 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 49/49 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 182/182 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 182 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, 182 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/49 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 3 (OVERLAPS) 139/188 variables, 49/51 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 22/73 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 182/255 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/188 variables, 0/255 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 7 (OVERLAPS) 0/188 variables, 0/255 constraints. Problems are: Problem set: 0 solved, 182 unsolved
No progress, stopping.
After SMT solving in domain Int declared 188/188 variables, and 255 constraints, problems are : Problem set: 0 solved, 182 unsolved in 13996 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 49/49 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 182/182 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 17067ms problems are : Problem set: 0 solved, 182 unsolved
Search for dead transitions found 0 dead transitions in 17068ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 17082 ms. Remains : 49/49 places, 184/184 transitions.
Built C files in :
/tmp/ltsmin15356703868768128394
[2025-06-01 06:37:09] [INFO ] Built C files in 5ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin15356703868768128394
Running compilation step : cd /tmp/ltsmin15356703868768128394;'/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 291 ms.
Running link step : cd /tmp/ltsmin15356703868768128394;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 33 ms.
Running LTSmin : cd /tmp/ltsmin15356703868768128394;'/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/stateBased17083552133415779330.hoa' '--buchi-type=spotba'
LTSmin run took 110 ms.
FORMULA DoubleLock-PT-p1s1-LTLFireability-11 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property DoubleLock-PT-p1s1-LTLFireability-11 finished in 56135 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' '!(((p0 U p1)||F(p2)||X(p3)))'
Support contains 9 out of 52 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 52/52 places, 196/196 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 51 transition count 192
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 51 transition count 192
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 50 transition count 188
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 50 transition count 188
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 49 transition count 184
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 49 transition count 184
Applied a total of 6 rules in 2 ms. Remains 49 /52 variables (removed 3) and now considering 184/196 (removed 12) transitions.
[2025-06-01 06:37:09] [INFO ] Flow matrix only has 139 transitions (discarded 45 similar events)
[2025-06-01 06:37:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 06:37:09] [INFO ] Implicit Places using invariants in 39 ms returned []
[2025-06-01 06:37:09] [INFO ] Flow matrix only has 139 transitions (discarded 45 similar events)
[2025-06-01 06:37:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 06:37:09] [INFO ] State equation strengthened by 22 read => feed constraints.
[2025-06-01 06:37:09] [INFO ] Implicit Places using invariants and state equation in 80 ms returned []
Implicit Place search using SMT with State Equation took 120 ms to find 0 implicit places.
Running 182 sub problems to find dead transitions.
[2025-06-01 06:37:09] [INFO ] Flow matrix only has 139 transitions (discarded 45 similar events)
[2025-06-01 06:37:09] [INFO ] Invariant cache hit.
[2025-06-01 06:37:09] [INFO ] State equation strengthened by 22 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, 182 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/49 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 3 (OVERLAPS) 139/188 variables, 49/51 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 22/73 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 182 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/188 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 182 unsolved
No progress, stopping.
After SMT solving in domain Real declared 188/188 variables, and 73 constraints, problems are : Problem set: 0 solved, 182 unsolved in 3040 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 49/49 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 182/182 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 182 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, 182 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/49 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 3 (OVERLAPS) 139/188 variables, 49/51 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 22/73 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 182/255 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/188 variables, 0/255 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 7 (OVERLAPS) 0/188 variables, 0/255 constraints. Problems are: Problem set: 0 solved, 182 unsolved
No progress, stopping.
After SMT solving in domain Int declared 188/188 variables, and 255 constraints, problems are : Problem set: 0 solved, 182 unsolved in 13771 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 49/49 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 182/182 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 16849ms problems are : Problem set: 0 solved, 182 unsolved
Search for dead transitions found 0 dead transitions in 16851ms
Starting structural reductions in LTL mode, iteration 1 : 49/52 places, 184/196 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 16974 ms. Remains : 49/52 places, 184/196 transitions.
Stuttering acceptance computed with spot in 217 ms :[(NOT p2), (AND (NOT p2) (NOT p3)), (AND (NOT p1) (NOT p2) (NOT p3)), (AND (NOT p1) (NOT p2) (NOT p3)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : DoubleLock-PT-p1s1-LTLFireability-12
Stuttering criterion allowed to conclude after 495 steps with 16 reset in 1 ms.
FORMULA DoubleLock-PT-p1s1-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DoubleLock-PT-p1s1-LTLFireability-12 finished in 17207 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(!p0)||(!p0&&F((!p1&&F((!p2&&(X(!p1) U ((!p1&&X(!p1))||X(G(!p1))))))))))))'
Support contains 5 out of 52 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 52/52 places, 196/196 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 51 transition count 192
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 51 transition count 192
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 50 transition count 188
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 50 transition count 188
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 49 transition count 184
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 49 transition count 184
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 48 transition count 176
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 48 transition count 176
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 47 transition count 168
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 47 transition count 168
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 46 transition count 164
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 46 transition count 164
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 13 place count 45 transition count 160
Iterating global reduction 0 with 1 rules applied. Total rules applied 14 place count 45 transition count 160
Applied a total of 14 rules in 8 ms. Remains 45 /52 variables (removed 7) and now considering 160/196 (removed 36) transitions.
[2025-06-01 06:37:26] [INFO ] Flow matrix only has 120 transitions (discarded 40 similar events)
// Phase 1: matrix 120 rows 45 cols
[2025-06-01 06:37:26] [INFO ] Computed 2 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 06:37:26] [INFO ] Implicit Places using invariants in 42 ms returned []
[2025-06-01 06:37:26] [INFO ] Flow matrix only has 120 transitions (discarded 40 similar events)
[2025-06-01 06:37:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 06:37:26] [INFO ] State equation strengthened by 21 read => feed constraints.
[2025-06-01 06:37:26] [INFO ] Implicit Places using invariants and state equation in 71 ms returned []
Implicit Place search using SMT with State Equation took 115 ms to find 0 implicit places.
Running 158 sub problems to find dead transitions.
[2025-06-01 06:37:26] [INFO ] Flow matrix only has 120 transitions (discarded 40 similar events)
[2025-06-01 06:37:26] [INFO ] Invariant cache hit.
[2025-06-01 06:37:26] [INFO ] State equation strengthened by 21 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 158 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 158 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 158 unsolved
At refinement iteration 3 (OVERLAPS) 120/165 variables, 45/47 constraints. Problems are: Problem set: 0 solved, 158 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/165 variables, 21/68 constraints. Problems are: Problem set: 0 solved, 158 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/165 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 158 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/165 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 158 unsolved
No progress, stopping.
After SMT solving in domain Real declared 165/165 variables, and 68 constraints, problems are : Problem set: 0 solved, 158 unsolved in 2259 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 21/21 constraints, PredecessorRefiner: 158/158 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 158 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 158 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 158 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 158 unsolved
At refinement iteration 3 (OVERLAPS) 120/165 variables, 45/47 constraints. Problems are: Problem set: 0 solved, 158 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/165 variables, 21/68 constraints. Problems are: Problem set: 0 solved, 158 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/165 variables, 158/226 constraints. Problems are: Problem set: 0 solved, 158 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/165 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 158 unsolved
At refinement iteration 7 (OVERLAPS) 0/165 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 158 unsolved
No progress, stopping.
After SMT solving in domain Int declared 165/165 variables, and 226 constraints, problems are : Problem set: 0 solved, 158 unsolved in 4840 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 21/21 constraints, PredecessorRefiner: 158/158 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7127ms problems are : Problem set: 0 solved, 158 unsolved
Search for dead transitions found 0 dead transitions in 7127ms
Starting structural reductions in LTL mode, iteration 1 : 45/52 places, 160/196 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 7250 ms. Remains : 45/52 places, 160/196 transitions.
Stuttering acceptance computed with spot in 421 ms :[p1, p0, p0, (AND p0 p1), (AND p0 p1), true, p1, (OR (AND p0 p2) (AND p0 p1)), (OR p2 p1), (OR p2 p1), (OR (AND p0 p2) (AND p0 p1))]
Running random walk in product with property : DoubleLock-PT-p1s1-LTLFireability-13
Product exploration explored 100000 steps with 29211 reset in 103 ms.
Product exploration explored 100000 steps with 29343 reset in 109 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) (NOT p2) (NOT p0)), (X (NOT p2)), (X (NOT (AND (NOT p0) (NOT p1) p2))), (X (AND (NOT p0) (NOT p1) (NOT p2))), (X (NOT p0)), (X (NOT p1)), (X (NOT (AND (NOT p0) p1))), (X (X (NOT p2))), (X (X (NOT (AND p0 (NOT p1) p2)))), (X (X (NOT (AND p0 p1 p2)))), (X (X (NOT (AND (NOT p0) (NOT p1) p2)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND p0 p2)))), (X (X (NOT (AND p0 p1 (NOT p2))))), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) p1 p2))))]
False Knowledge obtained : [(X (X (AND (NOT p0) p1 (NOT p2)))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (AND (NOT p0) (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X p1)), (X (X (NOT p1))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1))))]
Knowledge based reduction with 18 factoid took 329 ms. Reduced automaton from 11 states, 39 edges and 3 AP (stutter sensitive) to 8 states, 26 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 336 ms :[p1, (AND p0 p1), (AND p0 p1), (OR (AND p0 p2) (AND p0 p1)), p1, (OR p2 p1), (AND p0 p1), (AND p0 p1)]
RANDOM walk for 40003 steps (292 resets) in 219 ms. (181 steps per ms) remains 4/16 properties
BEST_FIRST walk for 40004 steps (30 resets) in 145 ms. (274 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (28 resets) in 49 ms. (800 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (9 resets) in 51 ms. (769 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (32 resets) in 70 ms. (563 steps per ms) remains 4/4 properties
[2025-06-01 06:37:35] [INFO ] Flow matrix only has 120 transitions (discarded 40 similar events)
[2025-06-01 06:37:35] [INFO ] Invariant cache hit.
[2025-06-01 06:37:35] [INFO ] State equation strengthened by 21 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 6/11 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 73/84 variables, 11/12 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/84 variables, 9/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/84 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem apf4 is UNSAT
Problem apf6 is UNSAT
Problem apf7 is UNSAT
Problem apf8 is UNSAT
After SMT solving in domain Real declared 165/165 variables, and 55 constraints, problems are : Problem set: 4 solved, 0 unsolved in 61 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 45/45 constraints, ReadFeed: 9/21 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 67ms problems are : Problem set: 4 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 4 invariant AP formulas.
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p0)), (X (NOT p2)), (X (NOT (AND (NOT p0) (NOT p1) p2))), (X (AND (NOT p0) (NOT p1) (NOT p2))), (X (NOT p0)), (X (NOT p1)), (X (NOT (AND (NOT p0) p1))), (X (X (NOT p2))), (X (X (NOT (AND p0 (NOT p1) p2)))), (X (X (NOT (AND p0 p1 p2)))), (X (X (NOT (AND (NOT p0) (NOT p1) p2)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND p0 p2)))), (X (X (NOT (AND p0 p1 (NOT p2))))), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) p1 p2)))), (G (OR (NOT p0) (NOT p2) (NOT p1))), (G (OR p0 (NOT p2) (NOT p1))), (G (OR (NOT p0) p2 (NOT p1))), (G (OR (NOT p2) (NOT p1)))]
False Knowledge obtained : [(X (X (AND (NOT p0) p1 (NOT p2)))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (AND (NOT p0) (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X p1)), (X (X (NOT p1))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1)))), (F (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (F (NOT (AND (NOT p0) (NOT p1)))), (F p1), (F (NOT (OR (NOT p0) (NOT p2)))), (F p0), (F (NOT (OR (NOT p0) p1))), (F (NOT (OR (NOT p0) p2 p1))), (F p2), (F (NOT (OR p2 (NOT p1)))), (F (NOT (OR p0 p2 (NOT p1)))), (F (NOT (AND (NOT p2) (NOT p1)))), (F (NOT (OR p0 (NOT p2))))]
Knowledge based reduction with 22 factoid took 845 ms. Reduced automaton from 8 states, 26 edges and 3 AP (stutter sensitive) to 6 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 246 ms :[p1, (AND p1 p0), (AND p1 p0), p1, (AND p1 p0), (AND p1 p0)]
Stuttering acceptance computed with spot in 240 ms :[p1, (AND p1 p0), (AND p1 p0), p1, (AND p1 p0), (AND p1 p0)]
Support contains 4 out of 45 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 45/45 places, 160/160 transitions.
Applied a total of 0 rules in 1 ms. Remains 45 /45 variables (removed 0) and now considering 160/160 (removed 0) transitions.
[2025-06-01 06:37:36] [INFO ] Flow matrix only has 120 transitions (discarded 40 similar events)
[2025-06-01 06:37:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 06:37:36] [INFO ] Implicit Places using invariants in 33 ms returned []
[2025-06-01 06:37:36] [INFO ] Flow matrix only has 120 transitions (discarded 40 similar events)
[2025-06-01 06:37:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 06:37:37] [INFO ] State equation strengthened by 21 read => feed constraints.
[2025-06-01 06:37:37] [INFO ] Implicit Places using invariants and state equation in 68 ms returned []
Implicit Place search using SMT with State Equation took 102 ms to find 0 implicit places.
Running 158 sub problems to find dead transitions.
[2025-06-01 06:37:37] [INFO ] Flow matrix only has 120 transitions (discarded 40 similar events)
[2025-06-01 06:37:37] [INFO ] Invariant cache hit.
[2025-06-01 06:37:37] [INFO ] State equation strengthened by 21 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 158 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 158 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 158 unsolved
At refinement iteration 3 (OVERLAPS) 120/165 variables, 45/47 constraints. Problems are: Problem set: 0 solved, 158 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/165 variables, 21/68 constraints. Problems are: Problem set: 0 solved, 158 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/165 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 158 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/165 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 158 unsolved
No progress, stopping.
After SMT solving in domain Real declared 165/165 variables, and 68 constraints, problems are : Problem set: 0 solved, 158 unsolved in 2259 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 21/21 constraints, PredecessorRefiner: 158/158 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 158 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 158 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 158 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 158 unsolved
At refinement iteration 3 (OVERLAPS) 120/165 variables, 45/47 constraints. Problems are: Problem set: 0 solved, 158 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/165 variables, 21/68 constraints. Problems are: Problem set: 0 solved, 158 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/165 variables, 158/226 constraints. Problems are: Problem set: 0 solved, 158 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/165 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 158 unsolved
At refinement iteration 7 (OVERLAPS) 0/165 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 158 unsolved
No progress, stopping.
After SMT solving in domain Int declared 165/165 variables, and 226 constraints, problems are : Problem set: 0 solved, 158 unsolved in 4746 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 21/21 constraints, PredecessorRefiner: 158/158 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7033ms problems are : Problem set: 0 solved, 158 unsolved
Search for dead transitions found 0 dead transitions in 7033ms
Finished structural reductions in LTL mode , in 1 iterations and 7137 ms. Remains : 45/45 places, 160/160 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 p1) (NOT p0))]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 1 factoid took 147 ms. Reduced automaton from 6 states, 9 edges and 2 AP (stutter sensitive) to 6 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 237 ms :[p1, (AND p1 p0), (AND p1 p0), p1, (AND p1 p0), (AND p1 p0)]
RANDOM walk for 631 steps (3 resets) in 10 ms. (57 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND (NOT p1) (NOT p0))]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1))), (F p0), (F (NOT (AND (NOT p0) (NOT p1)))), (F p1)]
Knowledge based reduction with 1 factoid took 202 ms. Reduced automaton from 6 states, 9 edges and 2 AP (stutter sensitive) to 6 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 235 ms :[p1, (AND p1 p0), (AND p1 p0), p1, (AND p1 p0), (AND p1 p0)]
Stuttering acceptance computed with spot in 251 ms :[p1, (AND p1 p0), (AND p1 p0), p1, (AND p1 p0), (AND p1 p0)]
Stuttering acceptance computed with spot in 244 ms :[p1, (AND p1 p0), (AND p1 p0), p1, (AND p1 p0), (AND p1 p0)]
Product exploration explored 100000 steps with 29304 reset in 83 ms.
Product exploration explored 100000 steps with 29216 reset in 90 ms.
Built C files in :
/tmp/ltsmin5172307684362917185
[2025-06-01 06:37:45] [INFO ] Built C files in 7ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin5172307684362917185
Running compilation step : cd /tmp/ltsmin5172307684362917185;'/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 241 ms.
Running link step : cd /tmp/ltsmin5172307684362917185;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 35 ms.
Running LTSmin : cd /tmp/ltsmin5172307684362917185;'/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/stateBased18119795422138431150.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 4 out of 45 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 45/45 places, 160/160 transitions.
Applied a total of 0 rules in 1 ms. Remains 45 /45 variables (removed 0) and now considering 160/160 (removed 0) transitions.
[2025-06-01 06:38:00] [INFO ] Flow matrix only has 120 transitions (discarded 40 similar events)
[2025-06-01 06:38:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 06:38:00] [INFO ] Implicit Places using invariants in 42 ms returned []
[2025-06-01 06:38:00] [INFO ] Flow matrix only has 120 transitions (discarded 40 similar events)
[2025-06-01 06:38:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 06:38:00] [INFO ] State equation strengthened by 21 read => feed constraints.
[2025-06-01 06:38:00] [INFO ] Implicit Places using invariants and state equation in 63 ms returned []
Implicit Place search using SMT with State Equation took 107 ms to find 0 implicit places.
Running 158 sub problems to find dead transitions.
[2025-06-01 06:38:00] [INFO ] Flow matrix only has 120 transitions (discarded 40 similar events)
[2025-06-01 06:38:00] [INFO ] Invariant cache hit.
[2025-06-01 06:38:00] [INFO ] State equation strengthened by 21 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 158 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 158 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 158 unsolved
At refinement iteration 3 (OVERLAPS) 120/165 variables, 45/47 constraints. Problems are: Problem set: 0 solved, 158 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/165 variables, 21/68 constraints. Problems are: Problem set: 0 solved, 158 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/165 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 158 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/165 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 158 unsolved
No progress, stopping.
After SMT solving in domain Real declared 165/165 variables, and 68 constraints, problems are : Problem set: 0 solved, 158 unsolved in 2269 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 21/21 constraints, PredecessorRefiner: 158/158 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 158 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 158 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 158 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 158 unsolved
At refinement iteration 3 (OVERLAPS) 120/165 variables, 45/47 constraints. Problems are: Problem set: 0 solved, 158 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/165 variables, 21/68 constraints. Problems are: Problem set: 0 solved, 158 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/165 variables, 158/226 constraints. Problems are: Problem set: 0 solved, 158 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/165 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 158 unsolved
At refinement iteration 7 (OVERLAPS) 0/165 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 158 unsolved
No progress, stopping.
After SMT solving in domain Int declared 165/165 variables, and 226 constraints, problems are : Problem set: 0 solved, 158 unsolved in 4901 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 21/21 constraints, PredecessorRefiner: 158/158 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7197ms problems are : Problem set: 0 solved, 158 unsolved
Search for dead transitions found 0 dead transitions in 7197ms
Finished structural reductions in LTL mode , in 1 iterations and 7306 ms. Remains : 45/45 places, 160/160 transitions.
Built C files in :
/tmp/ltsmin499168865228422551
[2025-06-01 06:38:08] [INFO ] Built C files in 3ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin499168865228422551
Running compilation step : cd /tmp/ltsmin499168865228422551;'/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 248 ms.
Running link step : cd /tmp/ltsmin499168865228422551;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 32 ms.
Running LTSmin : cd /tmp/ltsmin499168865228422551;'/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/stateBased1123865795255095306.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2025-06-01 06:38:23] [INFO ] Flatten gal took : 7 ms
[2025-06-01 06:38:23] [INFO ] Flatten gal took : 7 ms
[2025-06-01 06:38:23] [INFO ] Time to serialize gal into /tmp/LTL12241791144652636753.gal : 2 ms
[2025-06-01 06:38:23] [INFO ] Time to serialize properties into /tmp/LTL1918268274248103416.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/LTL12241791144652636753.gal' '-t' 'CGAL' '-hoa' '/tmp/aut15847386973044138527.hoa' '-atoms' '/tmp/LTL1918268274248103416.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/LTL1918268274248103416.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut15847386973044138527.hoa
Detected timeout of ITS tools.
[2025-06-01 06:38:38] [INFO ] Flatten gal took : 7 ms
[2025-06-01 06:38:38] [INFO ] Flatten gal took : 7 ms
[2025-06-01 06:38:38] [INFO ] Time to serialize gal into /tmp/LTL8708544684823993150.gal : 2 ms
[2025-06-01 06:38:38] [INFO ] Time to serialize properties into /tmp/LTL6646915913563680327.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/LTL8708544684823993150.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL6646915913563680327.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...275
Read 1 LTL properties
Checking formula 0 : !((X((G("((s1<1)||(l24<1))"))||((F(("((s3<1)||(l2<1))")&&(F(("((s1<1)||(l1<1))")&&((X("((s3<1)||(l2<1))"))U((X(G("((s3<1)||(l2<1))")))...237
Formula 0 simplified : X(F!"((s1<1)||(l24<1))" & (!"((s1<1)||(l24<1))" | G(!"((s3<1)||(l2<1))" | G(!"((s1<1)||(l1<1))" | (X!"((s3<1)||(l2<1))" R (XF!"((s3<...220
Detected timeout of ITS tools.
[2025-06-01 06:38:53] [INFO ] Flatten gal took : 7 ms
[2025-06-01 06:38:53] [INFO ] Applying decomposition
[2025-06-01 06:38:53] [INFO ] Flatten gal took : 7 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/graph3291548270533805173.txt' '-o' '/tmp/graph3291548270533805173.bin' '-w' '/tmp/graph3291548270533805173.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph3291548270533805173.bin' '-l' '-1' '-v' '-w' '/tmp/graph3291548270533805173.weights' '-q' '0' '-e' '0.001'
[2025-06-01 06:38:53] [INFO ] Decomposing Gal with order
[2025-06-01 06:38:53] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 06:38:53] [INFO ] Removed a total of 312 redundant transitions.
[2025-06-01 06:38:53] [INFO ] Flatten gal took : 13 ms
[2025-06-01 06:38:53] [INFO ] Fuse similar labels procedure discarded/fused a total of 22 labels/synchronizations in 3 ms.
[2025-06-01 06:38:53] [INFO ] Time to serialize gal into /tmp/LTL17855894323916240891.gal : 2 ms
[2025-06-01 06:38:53] [INFO ] Time to serialize properties into /tmp/LTL6920107429078659193.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/LTL17855894323916240891.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL6920107429078659193.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 : !((X((G("((i5.u1.s1<1)||(i5.u12.l24<1))"))||((F(("((i1.u3.s3<1)||(i1.u4.l2<1))")&&(F(("((i5.u1.s1<1)||(i1.u4.l1<1))")&&((X("((i1.u3.s3...335
Formula 0 simplified : X(F!"((i5.u1.s1<1)||(i5.u12.l24<1))" & (!"((i5.u1.s1<1)||(i5.u12.l24<1))" | G(!"((i1.u3.s3<1)||(i1.u4.l2<1))" | G(!"((i5.u1.s1<1)||(...318
Detected timeout of ITS tools.
Treatment of property DoubleLock-PT-p1s1-LTLFireability-13 finished in 101777 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||G(p1)))))'
Support contains 3 out of 52 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 52/52 places, 196/196 transitions.
Applied a total of 0 rules in 12 ms. Remains 52 /52 variables (removed 0) and now considering 196/196 (removed 0) transitions.
[2025-06-01 06:39:08] [INFO ] Flow matrix only has 148 transitions (discarded 48 similar events)
// Phase 1: matrix 148 rows 52 cols
[2025-06-01 06:39:08] [INFO ] Computed 2 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 06:39:08] [INFO ] Implicit Places using invariants in 49 ms returned []
[2025-06-01 06:39:08] [INFO ] Flow matrix only has 148 transitions (discarded 48 similar events)
[2025-06-01 06:39:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 06:39:08] [INFO ] State equation strengthened by 23 read => feed constraints.
[2025-06-01 06:39:08] [INFO ] Implicit Places using invariants and state equation in 85 ms returned []
Implicit Place search using SMT with State Equation took 135 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 06:39:08] [INFO ] Redundant transitions in 0 ms returned []
Running 194 sub problems to find dead transitions.
[2025-06-01 06:39:08] [INFO ] Flow matrix only has 148 transitions (discarded 48 similar events)
[2025-06-01 06:39:08] [INFO ] Invariant cache hit.
[2025-06-01 06:39:08] [INFO ] State equation strengthened by 23 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, 194 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/52 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/52 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 3 (OVERLAPS) 148/200 variables, 52/54 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/200 variables, 23/77 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/200 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 194 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/200 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 194 unsolved
No progress, stopping.
After SMT solving in domain Real declared 200/200 variables, and 77 constraints, problems are : Problem set: 0 solved, 194 unsolved in 3356 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 52/52 constraints, ReadFeed: 23/23 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) 0/52 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/52 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/52 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 3 (OVERLAPS) 148/200 variables, 52/54 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/200 variables, 23/77 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/200 variables, 194/271 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/200 variables, 0/271 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 7 (OVERLAPS) 0/200 variables, 0/271 constraints. Problems are: Problem set: 0 solved, 194 unsolved
No progress, stopping.
After SMT solving in domain Int declared 200/200 variables, and 271 constraints, problems are : Problem set: 0 solved, 194 unsolved in 20561 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 52/52 constraints, ReadFeed: 23/23 constraints, PredecessorRefiner: 194/194 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 23960ms problems are : Problem set: 0 solved, 194 unsolved
Search for dead transitions found 0 dead transitions in 23960ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 24116 ms. Remains : 52/52 places, 196/196 transitions.
Stuttering acceptance computed with spot in 91 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : DoubleLock-PT-p1s1-LTLFireability-14
Stuttering criterion allowed to conclude after 95 steps with 0 reset in 1 ms.
FORMULA DoubleLock-PT-p1s1-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DoubleLock-PT-p1s1-LTLFireability-14 finished in 24223 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((((F(p0)||X(p1)) U p2)&&(G(X(!X(p3))) U p2)))'
Support contains 6 out of 52 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 52/52 places, 196/196 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 51 transition count 192
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 51 transition count 192
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 50 transition count 188
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 50 transition count 188
Applied a total of 4 rules in 6 ms. Remains 50 /52 variables (removed 2) and now considering 188/196 (removed 8) transitions.
[2025-06-01 06:39:32] [INFO ] Flow matrix only has 143 transitions (discarded 45 similar events)
// Phase 1: matrix 143 rows 50 cols
[2025-06-01 06:39:32] [INFO ] Computed 2 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 06:39:32] [INFO ] Implicit Places using invariants in 49 ms returned []
[2025-06-01 06:39:32] [INFO ] Flow matrix only has 143 transitions (discarded 45 similar events)
[2025-06-01 06:39:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 06:39:32] [INFO ] State equation strengthened by 22 read => feed constraints.
[2025-06-01 06:39:32] [INFO ] Implicit Places using invariants and state equation in 84 ms returned []
Implicit Place search using SMT with State Equation took 134 ms to find 0 implicit places.
Running 186 sub problems to find dead transitions.
[2025-06-01 06:39:32] [INFO ] Flow matrix only has 143 transitions (discarded 45 similar events)
[2025-06-01 06:39:32] [INFO ] Invariant cache hit.
[2025-06-01 06:39:32] [INFO ] State equation strengthened by 22 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, 186 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/50 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 3 (OVERLAPS) 143/193 variables, 50/52 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/193 variables, 22/74 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/193 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 186 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/193 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 186 unsolved
No progress, stopping.
After SMT solving in domain Real declared 193/193 variables, and 74 constraints, problems are : Problem set: 0 solved, 186 unsolved in 3118 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 50/50 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 186/186 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 186 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, 186 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/50 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 3 (OVERLAPS) 143/193 variables, 50/52 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/193 variables, 22/74 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/193 variables, 186/260 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/193 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 7 (OVERLAPS) 0/193 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 186 unsolved
No progress, stopping.
After SMT solving in domain Int declared 193/193 variables, and 260 constraints, problems are : Problem set: 0 solved, 186 unsolved in 6119 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 50/50 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 186/186 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9281ms problems are : Problem set: 0 solved, 186 unsolved
Search for dead transitions found 0 dead transitions in 9282ms
Starting structural reductions in LTL mode, iteration 1 : 50/52 places, 188/196 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 9424 ms. Remains : 50/52 places, 188/196 transitions.
Stuttering acceptance computed with spot in 252 ms :[(NOT p2), (OR (NOT p2) p3), (AND (NOT p0) (NOT p1)), p3, true, (NOT p0)]
Running random walk in product with property : DoubleLock-PT-p1s1-LTLFireability-15
Stuttering criterion allowed to conclude after 153 steps with 1 reset in 0 ms.
FORMULA DoubleLock-PT-p1s1-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DoubleLock-PT-p1s1-LTLFireability-15 finished in 9697 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((F(p2)&&p1))||p0))))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(!p0)||(!p0&&F((!p1&&F((!p2&&(X(!p1) U ((!p1&&X(!p1))||X(G(!p1))))))))))))'
[2025-06-01 06:39:42] [INFO ] Flatten gal took : 15 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin17640554403345329321
[2025-06-01 06:39:42] [INFO ] Applying decomposition
[2025-06-01 06:39:42] [INFO ] Computing symmetric may disable matrix : 196 transitions.
[2025-06-01 06:39:42] [INFO ] Computation of Complete disable matrix. took 4 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 06:39:42] [INFO ] Flatten gal took : 8 ms
[2025-06-01 06:39:42] [INFO ] Computing symmetric may enable matrix : 196 transitions.
[2025-06-01 06:39:42] [INFO ] Computation of Complete enable matrix. took 4 ms. Total solver calls (SAT/UNSAT): 0(0/0)
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/graph6437653281002584887.txt' '-o' '/tmp/graph6437653281002584887.bin' '-w' '/tmp/graph6437653281002584887.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph6437653281002584887.bin' '-l' '-1' '-v' '-w' '/tmp/graph6437653281002584887.weights' '-q' '0' '-e' '0.001'
[2025-06-01 06:39:42] [INFO ] Computing Do-Not-Accords matrix : 196 transitions.
[2025-06-01 06:39:42] [INFO ] Decomposing Gal with order
[2025-06-01 06:39:42] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 06:39:42] [INFO ] Computation of Completed DNA matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 06:39:42] [INFO ] Built C files in 32ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin17640554403345329321
Running compilation step : cd /tmp/ltsmin17640554403345329321;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '360' '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'
[2025-06-01 06:39:42] [INFO ] Removed a total of 395 redundant transitions.
[2025-06-01 06:39:42] [INFO ] Flatten gal took : 15 ms
[2025-06-01 06:39:42] [INFO ] Fuse similar labels procedure discarded/fused a total of 22 labels/synchronizations in 3 ms.
[2025-06-01 06:39:42] [INFO ] Time to serialize gal into /tmp/LTLFireability13950094168309933281.gal : 2 ms
[2025-06-01 06:39:42] [INFO ] Time to serialize properties into /tmp/LTLFireability5787460671392381770.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/LTLFireability13950094168309933281.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability5787460671392381770.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 2 LTL properties
Checking formula 0 : !((G(F(("((i7.u0.s0<1)||(i3.u4.l2<1))")||(G(("((i2.u3.s2>=1)&&(i2.u17.l38>=1))")&&(F("((i3.u1.p11<1)||(i1.u16.l35<1))"))))))))
Formula 0 simplified : G(F(!"((i2.u3.s2>=1)&&(i2.u17.l38>=1))" | G!"((i3.u1.p11<1)||(i1.u16.l35<1))") & FG!"((i7.u0.s0<1)||(i3.u4.l2<1))")
Compilation finished in 369 ms.
Running link step : cd /tmp/ltsmin17640554403345329321;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 36 ms.
Running LTSmin : cd /tmp/ltsmin17640554403345329321;'/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' '[](<>(([]((<>((LTLAPp2==true))&&(LTLAPp1==true)))||(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( 3/ 8), 0.001: library has no initializer
pins2lts-mc-linux64( 3/ 8), 0.001: loading model GAL
pins2lts-mc-linux64( 2/ 8), 0.001: library has no initializer
pins2lts-mc-linux64( 2/ 8), 0.001: loading model GAL
pins2lts-mc-linux64( 4/ 8), 0.001: library has no initializer
pins2lts-mc-linux64( 4/ 8), 0.001: loading model GAL
pins2lts-mc-linux64( 2/ 8), 0.004: completed loading model GAL
pins2lts-mc-linux64( 4/ 8), 0.004: completed loading model GAL
pins2lts-mc-linux64( 7/ 8), 0.004: library has no initializer
pins2lts-mc-linux64( 7/ 8), 0.004: loading model GAL
pins2lts-mc-linux64( 1/ 8), 0.009: completed loading model GAL
pins2lts-mc-linux64( 0/ 8), 0.009: library has no initializer
pins2lts-mc-linux64( 5/ 8), 0.009: library has no initializer
pins2lts-mc-linux64( 0/ 8), 0.009: loading model GAL
pins2lts-mc-linux64( 5/ 8), 0.009: loading model GAL
pins2lts-mc-linux64( 5/ 8), 0.012: completed loading model GAL
pins2lts-mc-linux64( 0/ 8), 0.013: completed loading model GAL
pins2lts-mc-linux64( 6/ 8), 0.013: library has no initializer
pins2lts-mc-linux64( 6/ 8), 0.013: loading model GAL
pins2lts-mc-linux64( 0/ 8), 0.013: Initializing POR dependencies: labels 202, guards 196
pins2lts-mc-linux64( 6/ 8), 0.015: completed loading model GAL
pins2lts-mc-linux64( 7/ 8), 0.017: completed loading model GAL
pins2lts-mc-linux64( 3/ 8), 0.023: completed loading model GAL
pins2lts-mc-linux64( 2/ 8), 0.089: LTL layer: formula: [](<>(([]((<>((LTLAPp2==true))&&(LTLAPp1==true)))||(LTLAPp0==true))))
pins2lts-mc-linux64( 2/ 8), 0.089: "[](<>(([]((<>((LTLAPp2==true))&&(LTLAPp1==true)))||(LTLAPp0==true))))" is not a file, parsing as formula...
pins2lts-mc-linux64( 2/ 8), 0.089: Using Spin LTL semantics
pins2lts-mc-linux64( 0/ 8), 0.142: Forcing use of the an ignoring proviso (cndfs)
pins2lts-mc-linux64( 0/ 8), 0.154: There are 203 state labels and 1 edge labels
pins2lts-mc-linux64( 0/ 8), 0.154: State length is 53, there are 206 groups
pins2lts-mc-linux64( 0/ 8), 0.154: Running cndfs using 8 cores
pins2lts-mc-linux64( 0/ 8), 0.154: Using a tree table with 2^27 elements
pins2lts-mc-linux64( 0/ 8), 0.154: Successor permutation: dynamic
pins2lts-mc-linux64( 0/ 8), 0.154: Visible groups: 0 / 206, labels: 3 / 203
pins2lts-mc-linux64( 0/ 8), 0.154: POR cycle proviso: cndfs (ltl)
pins2lts-mc-linux64( 0/ 8), 0.154: Global bits: 2, count bits: 2, local bits: 0
pins2lts-mc-linux64( 0/ 8), 0.188: [Blue] ~69 levels ~960 states ~2728 transitions
pins2lts-mc-linux64( 0/ 8), 0.218: [Blue] ~189 levels ~1920 states ~5264 transitions
pins2lts-mc-linux64( 3/ 8), 0.258: [Blue] ~348 levels ~3840 states ~11328 transitions
pins2lts-mc-linux64( 3/ 8), 0.331: [Blue] ~616 levels ~7680 states ~21144 transitions
pins2lts-mc-linux64( 3/ 8), 0.490: [Blue] ~1155 levels ~15360 states ~40816 transitions
pins2lts-mc-linux64( 3/ 8), 0.748: [Blue] ~2226 levels ~30720 states ~80168 transitions
pins2lts-mc-linux64( 3/ 8), 1.131: [Blue] ~4372 levels ~61440 states ~158800 transitions
pins2lts-mc-linux64( 3/ 8), 1.794: [Blue] ~8665 levels ~122880 states ~315992 transitions
pins2lts-mc-linux64( 3/ 8), 2.874: [Blue] ~17249 levels ~245760 states ~630384 transitions
pins2lts-mc-linux64( 3/ 8), 4.496: [Blue] ~34414 levels ~491520 states ~1259240 transitions
pins2lts-mc-linux64( 3/ 8), 7.495: [Blue] ~68748 levels ~983040 states ~2516928 transitions
pins2lts-mc-linux64( 3/ 8), 13.297: [Blue] ~137416 levels ~1966080 states ~5032344 transitions
pins2lts-mc-linux64( 3/ 8), 24.759: [Blue] ~274755 levels ~3932160 states ~10063216 transitions
pins2lts-mc-linux64( 3/ 8), 47.972: [Blue] ~549426 levels ~7864320 states ~20124968 transitions
pins2lts-mc-linux64( 3/ 8), 50.778: Error: tree leafs table full! Change -s/--ratio.
pins2lts-mc-linux64( 0/ 8), 50.911:
pins2lts-mc-linux64( 0/ 8), 50.911: Explored 5755835 states 19426268 transitions, fanout: 3.375
pins2lts-mc-linux64( 0/ 8), 50.911: Total exploration time 50.750 sec (50.640 sec minimum, 50.685 sec on average)
pins2lts-mc-linux64( 0/ 8), 50.911: States per second: 113415, Transitions per second: 382784
pins2lts-mc-linux64( 0/ 8), 50.911:
pins2lts-mc-linux64( 0/ 8), 50.911: State space has 18984561 states, 19241 are accepting
pins2lts-mc-linux64( 0/ 8), 50.911: cndfs_1 (permutation: dynamic) stats:
pins2lts-mc-linux64( 0/ 8), 50.911: blue states: 5755835 (30.32%), transitions: 0 (per worker)
pins2lts-mc-linux64( 0/ 8), 50.911: red states: 0 (0.00%), bogus: 0 (0.00%), transitions: 0, waits: 0 (0.00 sec)
pins2lts-mc-linux64( 0/ 8), 50.911: all-red states: 19241 (0.10%), bogus 9 (0.00%)
pins2lts-mc-linux64( 0/ 8), 50.911:
pins2lts-mc-linux64( 0/ 8), 50.911: Total memory used for local state coloring: 78.7MB
pins2lts-mc-linux64( 0/ 8), 50.911:
pins2lts-mc-linux64( 0/ 8), 50.911: Queue width: 8B, total height: 5160056, memory: 39.37MB
pins2lts-mc-linux64( 0/ 8), 50.911: Tree memory: 400.8MB, 22.1 B/state, compr.: 10.3%
pins2lts-mc-linux64( 0/ 8), 50.911: Tree fill ratio (roots/leafs): 14.0%/99.0%
pins2lts-mc-linux64( 0/ 8), 50.911: Stored 197 string chucks using 0MB
pins2lts-mc-linux64( 0/ 8), 50.911: Total memory used for chunk indexing: 0MB
pins2lts-mc-linux64( 0/ 8), 50.911: Est. total memory use: 440.2MB (~1063.4MB paged-in)
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Unexpected exception when executing ltsmin :cd /tmp/ltsmin17640554403345329321;'/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' '[](<>(([]((<>((LTLAPp2==true))&&(LTLAPp1==true)))||(LTLAPp0==true))))' '--buchi-type=spotba'
255
java.lang.RuntimeException: Unexpected exception when executing ltsmin :cd /tmp/ltsmin17640554403345329321;'/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' '[](<>(([]((<>((LTLAPp2==true))&&(LTLAPp1==true)))||(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 07:02:25] [INFO ] Flatten gal took : 10 ms
[2025-06-01 07:02:25] [INFO ] Time to serialize gal into /tmp/LTLFireability10138499987111434952.gal : 2 ms
[2025-06-01 07:02:25] [INFO ] Time to serialize properties into /tmp/LTLFireability11569684492469537914.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/LTLFireability10138499987111434952.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability11569684492469537914.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 2 LTL properties
Checking formula 0 : !((G(F(("((s0<1)||(l2<1))")||(G(("((s2>=1)&&(l38>=1))")&&(F("((p11<1)||(l35<1))"))))))))
Formula 0 simplified : G(F(!"((s2>=1)&&(l38>=1))" | G!"((p11<1)||(l35<1))") & FG!"((s0<1)||(l2<1))")
ITS-tools command line returned an error code 137
[2025-06-01 07:20:13] [INFO ] Flatten gal took : 178 ms
[2025-06-01 07:20:14] [INFO ] Input system was already deterministic with 196 transitions.
[2025-06-01 07:20:14] [INFO ] Transformed 52 places.
[2025-06-01 07:20:14] [INFO ] Transformed 196 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 07:20:14] [INFO ] Time to serialize gal into /tmp/LTLFireability5421681355145740313.gal : 5 ms
[2025-06-01 07:20:14] [INFO ] Time to serialize properties into /tmp/LTLFireability4157146499043292261.ltl : 5 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/LTLFireability5421681355145740313.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability4157146499043292261.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...342
Read 2 LTL properties
Successfully loaded order from file /home/mcc/execution/model.ord
Checking formula 0 : !((G(F(("((s0<1)||(l2<1))")||(G(("((s2>=1)&&(l38>=1))")&&(F("((p11<1)||(l35<1))"))))))))
Formula 0 simplified : G(F(!"((s2>=1)&&(l38>=1))" | G!"((p11<1)||(l35<1))") & FG!"((s0<1)||(l2<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-p1s1"
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-p1s1, 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-174860067600524"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DoubleLock-PT-p1s1.tgz
mv DoubleLock-PT-p1s1 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 ;