Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2026-input.r114-smll-177955740300004.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
...................
=====================================================================
Generated by BenchKit 2-5973
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 r114-smll-177955740300004
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 564K
-rw-r--r-- 1 mcc users 7.0K Mar 6 18:10 CTLCardinality.txt
-rw-r--r-- 1 mcc users 78K Mar 6 18:10 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.5K Mar 6 18:10 CTLFireability.txt
-rw-r--r-- 1 mcc users 37K Mar 6 18:10 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K Mar 15 09:38 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Mar 15 09:38 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 09:38 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 09:38 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Mar 6 18:10 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 120K Mar 6 18:10 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Mar 6 18:10 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 106K Mar 6 18:10 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 09:38 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 09:38 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 93K Mar 3 18:30 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 1779561584261

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 202604301425
[2026-05-23 18:39:46] [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]
[2026-05-23 18:39:46] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 18:39:47] [INFO ] Load time of PNML (sax parser for PT used): 173 ms
[2026-05-23 18:39:47] [INFO ] Transformed 64 places.
[2026-05-23 18:39:47] [INFO ] Transformed 204 transitions.
[2026-05-23 18:39:47] [INFO ] Parsed PT model containing 64 places and 204 transitions and 828 arcs in 396 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 21 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
Deduced a syphon composed of 8 places in 3 ms
Reduce places removed 8 places and 8 transitions.
FORMULA DoubleLock-PT-p1s1-LTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 35 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 33 ms. Remains 52 /56 variables (removed 4) and now considering 196/196 (removed 0) transitions.
[2026-05-23 18:39:47] [INFO ] Flow matrix only has 148 transitions (discarded 48 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8293357575665861312.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4064265675805324369.kers'
[2026-05-23 18:39:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8293357575665861312.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4064265675805324369.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 148 rows 52 cols 522 entries
Finished phase 1 with 49 SingleSign rule and 1 generalized
[2026-05-23 18:39:47] [INFO ] Computed 2 invariants in 1 ms
Computed 2 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-4064265675805324369.kers
Total runtime 2 ms.
[2026-05-23 18:39:48] [INFO ] Implicit Places using invariants in 485 ms returned []
[2026-05-23 18:39:48] [INFO ] Flow matrix only has 148 transitions (discarded 48 similar events)
[2026-05-23 18:39:48] [INFO ] Invariant cache hit.
[2026-05-23 18:39:48] [INFO ] State equation strengthened by 23 read => feed constraints.
[2026-05-23 18:39:48] [INFO ] Implicit Places using invariants and state equation in 270 ms returned []
Implicit Place search using SMT with State Equation took 825 ms to find 0 implicit places.
Running 194 sub problems to find dead transitions.
[2026-05-23 18:39:48] [INFO ] Flow matrix only has 148 transitions (discarded 48 similar events)
[2026-05-23 18:39:48] [INFO ] Invariant cache hit.
[2026-05-23 18:39:48] [INFO ] State equation strengthened by 23 read => feed constraints.
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 7624 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
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 30018 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 38060ms problems are : Problem set: 0 solved, 194 unsolved
Search for dead transitions found 0 dead transitions in 38089ms
Starting structural reductions in LTL mode, iteration 1 : 52/56 places, 196/196 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 39140 ms. Remains : 52/56 places, 196/196 transitions.
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.
[2026-05-23 18:40:26] [INFO ] Flow matrix only has 148 transitions (discarded 48 similar events)
[2026-05-23 18:40:26] [INFO ] Invariant cache hit.
[2026-05-23 18:40:26] [INFO ] Implicit Places using invariants in 55 ms returned []
[2026-05-23 18:40:26] [INFO ] Flow matrix only has 148 transitions (discarded 48 similar events)
[2026-05-23 18:40:26] [INFO ] Invariant cache hit.
[2026-05-23 18:40:27] [INFO ] State equation strengthened by 23 read => feed constraints.
[2026-05-23 18:40:27] [INFO ] Implicit Places using invariants and state equation in 213 ms returned []
Implicit Place search using SMT with State Equation took 271 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 274 ms. Remains : 52/52 places, 196/196 transitions.
Support contains 35 out of 52 places after structural reductions.
[2026-05-23 18:40:27] [INFO ] Flatten gal took : 61 ms
[2026-05-23 18:40:27] [INFO ] Flatten gal took : 29 ms
[2026-05-23 18:40:27] [INFO ] Input system was already deterministic with 196 transitions.
RANDOM walk for 40001 steps (291 resets) in 1596 ms. (25 steps per ms) remains 2/35 properties
BEST_FIRST walk for 40004 steps (17 resets) in 344 ms. (115 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (27 resets) in 312 ms. (127 steps per ms) remains 2/2 properties
[2026-05-23 18:40:28] [INFO ] Flow matrix only has 148 transitions (discarded 48 similar events)
[2026-05-23 18:40:28] [INFO ] Invariant cache hit.
[2026-05-23 18:40:28] [INFO ] State equation strengthened by 23 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 7/17 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/17 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 18/35 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/35 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 141/176 variables, 35/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/176 variables, 22/59 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/176 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem AtomicPropp22 is UNSAT
Problem AtomicPropp28 is UNSAT
After SMT solving in domain Real declared 200/200 variables, and 76 constraints, problems are : Problem set: 2 solved, 0 unsolved in 112 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 52/52 constraints, ReadFeed: 22/23 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 121ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
FORMULA DoubleLock-PT-p1s1-LTLFireability-06 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 2 atomic propositions for a total of 14 simplifications.
FORMULA DoubleLock-PT-p1s1-LTLFireability-13 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_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G((p0&&(X(!p1) U ((X(!p1)&&G(!p2))||X(G(!p1)))))))))'
Support contains 3 out of 52 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
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 20 ms. Remains 49 /52 variables (removed 3) and now considering 184/196 (removed 12) transitions.
[2026-05-23 18:40:28] [INFO ] Flow matrix only has 139 transitions (discarded 45 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10956391591150201685.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13520941103390566806.kers'
[2026-05-23 18:40:29] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10956391591150201685.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13520941103390566806.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 139 rows 49 cols 492 entries
Finished phase 1 with 46 SingleSign rule and 1 generalized
[2026-05-23 18:40:29] [INFO ] Computed 2 invariants in 1 ms
Computed 2 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-13520941103390566806.kers
Total runtime 2 ms.
[2026-05-23 18:40:29] [INFO ] Implicit Places using invariants in 125 ms returned []
[2026-05-23 18:40:29] [INFO ] Flow matrix only has 139 transitions (discarded 45 similar events)
[2026-05-23 18:40:29] [INFO ] Invariant cache hit.
[2026-05-23 18:40:29] [INFO ] State equation strengthened by 22 read => feed constraints.
[2026-05-23 18:40:29] [INFO ] Implicit Places using invariants and state equation in 264 ms returned []
Implicit Place search using SMT with State Equation took 395 ms to find 0 implicit places.
Running 182 sub problems to find dead transitions.
[2026-05-23 18:40:29] [INFO ] Flow matrix only has 139 transitions (discarded 45 similar events)
[2026-05-23 18:40:29] [INFO ] Invariant cache hit.
[2026-05-23 18:40:29] [INFO ] State equation strengthened by 22 read => feed constraints.
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 6085 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
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 19412 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 25644ms problems are : Problem set: 0 solved, 182 unsolved
Search for dead transitions found 0 dead transitions in 25647ms
Starting structural reductions in LTL mode, iteration 1 : 49/52 places, 184/196 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 26065 ms. Remains : 49/52 places, 184/196 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(((X(!p0) U ((X(!p0)&&G(!p1))||X(G(!p0))))&&p2)))))'
Stuttering acceptance computed with spot in 349 ms :[true, (OR (NOT p2) p0), (OR (NOT p2) p0), (OR (NOT p2) p0), (OR (NOT p2) p0)]
Running random walk in product with property : DoubleLock-PT-p1s1-LTLFireability-00
Entered a terminal (fully accepting) state of product in 10 steps with 0 reset in 2 ms.
FORMULA DoubleLock-PT-p1s1-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DoubleLock-PT-p1s1-LTLFireability-00 finished in 26560 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(X(F(p0)))&&G(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
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 22 ms. Remains 44 /52 variables (removed 8) and now considering 156/196 (removed 40) transitions.
[2026-05-23 18:40:55] [INFO ] Flow matrix only has 112 transitions (discarded 44 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15870899929019920047.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8048185801461028087.kers'
[2026-05-23 18:40:55] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15870899929019920047.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8048185801461028087.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 112 rows 44 cols 394 entries
Finished phase 1 with 41 SingleSign rule and 1 generalized
[2026-05-23 18:40:55] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-8048185801461028087.kers
Total runtime 1 ms.
[2026-05-23 18:40:55] [INFO ] Implicit Places using invariants in 73 ms returned []
[2026-05-23 18:40:55] [INFO ] Flow matrix only has 112 transitions (discarded 44 similar events)
[2026-05-23 18:40:55] [INFO ] Invariant cache hit.
[2026-05-23 18:40:55] [INFO ] State equation strengthened by 17 read => feed constraints.
[2026-05-23 18:40:55] [INFO ] Implicit Places using invariants and state equation in 137 ms returned []
Implicit Place search using SMT with State Equation took 212 ms to find 0 implicit places.
Running 154 sub problems to find dead transitions.
[2026-05-23 18:40:55] [INFO ] Flow matrix only has 112 transitions (discarded 44 similar events)
[2026-05-23 18:40:55] [INFO ] Invariant cache hit.
[2026-05-23 18:40:55] [INFO ] State equation strengthened by 17 read => feed constraints.
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 4083 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
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 10270 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 14397ms problems are : Problem set: 0 solved, 154 unsolved
Search for dead transitions found 0 dead transitions in 14399ms
Starting structural reductions in LTL mode, iteration 1 : 44/52 places, 156/196 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 14634 ms. Remains : 44/52 places, 156/196 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(X(F(p0)))&&G(p1))))'
Stuttering acceptance computed with spot in 235 ms :[(NOT p1), (OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), true]
Running random walk in product with property : DoubleLock-PT-p1s1-LTLFireability-01
Entered a terminal (fully accepting) state of product in 1 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 14902 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&F(p1)&&X((F(!p0)&&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
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 17 ms. Remains 44 /52 variables (removed 8) and now considering 156/196 (removed 40) transitions.
[2026-05-23 18:41:10] [INFO ] Flow matrix only has 112 transitions (discarded 44 similar events)
[2026-05-23 18:41:10] [INFO ] Invariant cache hit.
[2026-05-23 18:41:10] [INFO ] Implicit Places using invariants in 72 ms returned []
[2026-05-23 18:41:10] [INFO ] Flow matrix only has 112 transitions (discarded 44 similar events)
[2026-05-23 18:41:10] [INFO ] Invariant cache hit.
[2026-05-23 18:41:10] [INFO ] State equation strengthened by 17 read => feed constraints.
[2026-05-23 18:41:10] [INFO ] Implicit Places using invariants and state equation in 153 ms returned []
Implicit Place search using SMT with State Equation took 228 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 44/52 places, 156/196 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 247 ms. Remains : 44/52 places, 156/196 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&F(p1)&&X((F(!p0)&&p2))))'
Stuttering acceptance computed with spot in 276 ms :[true, (NOT p0), (NOT p1), (OR (NOT p2) p0), true, p0]
Running random walk in product with property : DoubleLock-PT-p1s1-LTLFireability-02
Stuttering criterion allowed to conclude after 62 steps with 0 reset in 1 ms.
FORMULA DoubleLock-PT-p1s1-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DoubleLock-PT-p1s1-LTLFireability-02 finished in 569 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(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
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 40 ms. Remains 44 /52 variables (removed 8) and now considering 156/196 (removed 40) transitions.
[2026-05-23 18:41:10] [INFO ] Flow matrix only has 112 transitions (discarded 44 similar events)
[2026-05-23 18:41:10] [INFO ] Invariant cache hit.
[2026-05-23 18:41:11] [INFO ] Implicit Places using invariants in 91 ms returned []
[2026-05-23 18:41:11] [INFO ] Flow matrix only has 112 transitions (discarded 44 similar events)
[2026-05-23 18:41:11] [INFO ] Invariant cache hit.
[2026-05-23 18:41:11] [INFO ] State equation strengthened by 17 read => feed constraints.
[2026-05-23 18:41:11] [INFO ] Implicit Places using invariants and state equation in 188 ms returned []
Implicit Place search using SMT with State Equation took 281 ms to find 0 implicit places.
[2026-05-23 18:41:11] [INFO ] Redundant transitions in 9 ms returned []
Skipped dead transition search.
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 338 ms. Remains : 44/52 places, 156/196 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Stuttering acceptance computed with spot in 96 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : DoubleLock-PT-p1s1-LTLFireability-03
Stuttering criterion allowed to conclude after 21 steps with 0 reset in 0 ms.
FORMULA DoubleLock-PT-p1s1-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DoubleLock-PT-p1s1-LTLFireability-03 finished in 471 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(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
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 26 ms. Remains 48 /52 variables (removed 4) and now considering 176/196 (removed 20) transitions.
[2026-05-23 18:41:11] [INFO ] Flow matrix only has 132 transitions (discarded 44 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1127341827565873800.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7468755793981166398.kers'
[2026-05-23 18:41:11] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1127341827565873800.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7468755793981166398.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 132 rows 48 cols 466 entries
Finished phase 1 with 45 SingleSign rule and 1 generalized
[2026-05-23 18:41:11] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-7468755793981166398.kers
Total runtime 1 ms.
[2026-05-23 18:41:11] [INFO ] Implicit Places using invariants in 103 ms returned []
[2026-05-23 18:41:11] [INFO ] Flow matrix only has 132 transitions (discarded 44 similar events)
[2026-05-23 18:41:11] [INFO ] Invariant cache hit.
[2026-05-23 18:41:11] [INFO ] State equation strengthened by 22 read => feed constraints.
[2026-05-23 18:41:11] [INFO ] Implicit Places using invariants and state equation in 222 ms returned []
Implicit Place search using SMT with State Equation took 332 ms to find 0 implicit places.
[2026-05-23 18:41:11] [INFO ] Redundant transitions in 6 ms returned []
Running 174 sub problems to find dead transitions.
[2026-05-23 18:41:11] [INFO ] Flow matrix only has 132 transitions (discarded 44 similar events)
[2026-05-23 18:41:11] [INFO ] Invariant cache hit.
[2026-05-23 18:41:11] [INFO ] State equation strengthened by 22 read => feed constraints.
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 4947 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
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 13642 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 18632ms problems are : Problem set: 0 solved, 174 unsolved
Search for dead transitions found 0 dead transitions in 18633ms
Starting structural reductions in SI_LTL mode, iteration 1 : 48/52 places, 176/196 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 19006 ms. Remains : 48/52 places, 176/196 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
Running random walk in product with property : DoubleLock-PT-p1s1-LTLFireability-04
Stuttering criterion allowed to conclude after 155 steps with 1 reset in 3 ms.
FORMULA DoubleLock-PT-p1s1-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DoubleLock-PT-p1s1-LTLFireability-04 finished in 19080 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0) U 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
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
Applied a total of 10 rules in 7 ms. Remains 47 /52 variables (removed 5) and now considering 168/196 (removed 28) transitions.
[2026-05-23 18:41:30] [INFO ] Flow matrix only has 125 transitions (discarded 43 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7954872786940701935.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7821153767768953164.kers'
[2026-05-23 18:41:30] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7954872786940701935.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7821153767768953164.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 125 rows 47 cols 440 entries
Finished phase 1 with 44 SingleSign rule and 1 generalized
[2026-05-23 18:41:30] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-7821153767768953164.kers
Total runtime 1 ms.
[2026-05-23 18:41:30] [INFO ] Implicit Places using invariants in 82 ms returned []
[2026-05-23 18:41:30] [INFO ] Flow matrix only has 125 transitions (discarded 43 similar events)
[2026-05-23 18:41:30] [INFO ] Invariant cache hit.
[2026-05-23 18:41:30] [INFO ] State equation strengthened by 22 read => feed constraints.
[2026-05-23 18:41:30] [INFO ] Implicit Places using invariants and state equation in 193 ms returned []
Implicit Place search using SMT with State Equation took 278 ms to find 0 implicit places.
Running 166 sub problems to find dead transitions.
[2026-05-23 18:41:30] [INFO ] Flow matrix only has 125 transitions (discarded 43 similar events)
[2026-05-23 18:41:30] [INFO ] Invariant cache hit.
[2026-05-23 18:41:30] [INFO ] State equation strengthened by 22 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/47 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/47 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/47 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 3 (OVERLAPS) 125/172 variables, 47/49 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/172 variables, 22/71 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/172 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 166 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/172 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 166 unsolved
No progress, stopping.
After SMT solving in domain Real declared 172/172 variables, and 71 constraints, problems are : Problem set: 0 solved, 166 unsolved in 5430 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 47/47 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 166/166 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 166 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/47 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/47 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/47 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 3 (OVERLAPS) 125/172 variables, 47/49 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/172 variables, 22/71 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/172 variables, 166/237 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/172 variables, 0/237 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 7 (OVERLAPS) 0/172 variables, 0/237 constraints. Problems are: Problem set: 0 solved, 166 unsolved
No progress, stopping.
After SMT solving in domain Int declared 172/172 variables, and 237 constraints, problems are : Problem set: 0 solved, 166 unsolved in 12203 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 47/47 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 166/166 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 17695ms problems are : Problem set: 0 solved, 166 unsolved
Search for dead transitions found 0 dead transitions in 17697ms
Starting structural reductions in LTL mode, iteration 1 : 47/52 places, 168/196 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 17984 ms. Remains : 47/52 places, 168/196 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0) U p1)))'
Stuttering acceptance computed with spot in 123 ms :[(NOT p1), (NOT p1), (NOT p0)]
Running random walk in product with property : DoubleLock-PT-p1s1-LTLFireability-05
Stuttering criterion allowed to conclude after 172 steps with 1 reset in 2 ms.
FORMULA DoubleLock-PT-p1s1-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DoubleLock-PT-p1s1-LTLFireability-05 finished in 18141 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((G((p0||X(F(p1))))&&(p2||F(p3))) U p4))'
Support contains 9 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 7 ms. Remains 52 /52 variables (removed 0) and now considering 196/196 (removed 0) transitions.
[2026-05-23 18:41:48] [INFO ] Flow matrix only has 148 transitions (discarded 48 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16196679753072103294.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8556533252393565467.kers'
[2026-05-23 18:41:48] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16196679753072103294.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8556533252393565467.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 148 rows 52 cols 522 entries
Finished phase 1 with 49 SingleSign rule and 1 generalized
[2026-05-23 18:41:48] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-8556533252393565467.kers
Total runtime 1 ms.
[2026-05-23 18:41:48] [INFO ] Implicit Places using invariants in 72 ms returned []
[2026-05-23 18:41:48] [INFO ] Flow matrix only has 148 transitions (discarded 48 similar events)
[2026-05-23 18:41:48] [INFO ] Invariant cache hit.
[2026-05-23 18:41:48] [INFO ] State equation strengthened by 23 read => feed constraints.
[2026-05-23 18:41:48] [INFO ] Implicit Places using invariants and state equation in 165 ms returned []
Implicit Place search using SMT with State Equation took 239 ms to find 0 implicit places.
[2026-05-23 18:41:48] [INFO ] Redundant transitions in 10 ms returned []
Running 194 sub problems to find dead transitions.
[2026-05-23 18:41:48] [INFO ] Flow matrix only has 148 transitions (discarded 48 similar events)
[2026-05-23 18:41:48] [INFO ] Invariant cache hit.
[2026-05-23 18:41:48] [INFO ] State equation strengthened by 23 read => feed constraints.
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 7321 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
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 30011 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 37403ms problems are : Problem set: 0 solved, 194 unsolved
Search for dead transitions found 0 dead transitions in 37404ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 37669 ms. Remains : 52/52 places, 196/196 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((G((p0||X(F(p1))))&&(F(p2)||p3)) U p4))'
Stuttering acceptance computed with spot in 190 ms :[(NOT p4), (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p2)]
Running random walk in product with property : DoubleLock-PT-p1s1-LTLFireability-07
Stuttering criterion allowed to conclude after 24 steps with 0 reset in 0 ms.
FORMULA DoubleLock-PT-p1s1-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DoubleLock-PT-p1s1-LTLFireability-07 finished in 37902 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/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
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 18 ms. Remains 44 /52 variables (removed 8) and now considering 156/196 (removed 40) transitions.
[2026-05-23 18:42:26] [INFO ] Flow matrix only has 112 transitions (discarded 44 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14175096509391810808.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5083954476119307326.kers'
[2026-05-23 18:42:26] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14175096509391810808.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5083954476119307326.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 112 rows 44 cols 394 entries
Finished phase 1 with 41 SingleSign rule and 1 generalized
[2026-05-23 18:42:26] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-5083954476119307326.kers
Total runtime 2 ms.
[2026-05-23 18:42:26] [INFO ] Implicit Places using invariants in 81 ms returned []
[2026-05-23 18:42:26] [INFO ] Flow matrix only has 112 transitions (discarded 44 similar events)
[2026-05-23 18:42:26] [INFO ] Invariant cache hit.
[2026-05-23 18:42:26] [INFO ] State equation strengthened by 17 read => feed constraints.
[2026-05-23 18:42:26] [INFO ] Implicit Places using invariants and state equation in 136 ms returned []
Implicit Place search using SMT with State Equation took 220 ms to find 0 implicit places.
[2026-05-23 18:42:26] [INFO ] Redundant transitions in 2 ms returned []
Running 154 sub problems to find dead transitions.
[2026-05-23 18:42:26] [INFO ] Flow matrix only has 112 transitions (discarded 44 similar events)
[2026-05-23 18:42:26] [INFO ] Invariant cache hit.
[2026-05-23 18:42:26] [INFO ] State equation strengthened by 17 read => feed constraints.
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 4937 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
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 11122 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 16096ms problems are : Problem set: 0 solved, 154 unsolved
Search for dead transitions found 0 dead transitions in 16097ms
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 16346 ms. Remains : 44/52 places, 156/196 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Stuttering acceptance computed with spot in 44 ms :[(NOT p0)]
Running random walk in product with property : DoubleLock-PT-p1s1-LTLFireability-08
Stuttering criterion allowed to conclude after 404 steps with 40 reset in 2 ms.
FORMULA DoubleLock-PT-p1s1-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DoubleLock-PT-p1s1-LTLFireability-08 finished in 16416 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X(!p0)) U ((X(X(!p0))&&G(!p1))||X(X(G(!p0))))))'
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
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 4 ms. Remains 48 /52 variables (removed 4) and now considering 176/196 (removed 20) transitions.
[2026-05-23 18:42:42] [INFO ] Flow matrix only has 132 transitions (discarded 44 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11611700619929810581.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2274196665638826926.kers'
[2026-05-23 18:42:42] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11611700619929810581.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2274196665638826926.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 132 rows 48 cols 466 entries
Finished phase 1 with 45 SingleSign rule and 1 generalized
[2026-05-23 18:42:42] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-2274196665638826926.kers
Total runtime 1 ms.
[2026-05-23 18:42:42] [INFO ] Implicit Places using invariants in 58 ms returned []
[2026-05-23 18:42:42] [INFO ] Flow matrix only has 132 transitions (discarded 44 similar events)
[2026-05-23 18:42:42] [INFO ] Invariant cache hit.
[2026-05-23 18:42:43] [INFO ] State equation strengthened by 22 read => feed constraints.
[2026-05-23 18:42:43] [INFO ] Implicit Places using invariants and state equation in 136 ms returned []
Implicit Place search using SMT with State Equation took 196 ms to find 0 implicit places.
Running 174 sub problems to find dead transitions.
[2026-05-23 18:42:43] [INFO ] Flow matrix only has 132 transitions (discarded 44 similar events)
[2026-05-23 18:42:43] [INFO ] Invariant cache hit.
[2026-05-23 18:42:43] [INFO ] State equation strengthened by 22 read => feed constraints.
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 5821 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
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 15980 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 21842ms problems are : Problem set: 0 solved, 174 unsolved
Search for dead transitions found 0 dead transitions in 21842ms
Starting structural reductions in LTL mode, iteration 1 : 48/52 places, 176/196 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 22043 ms. Remains : 48/52 places, 176/196 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X(!p0)) U (X(X(G(!p0)))||(X(X(!p0))&&G(!p1)))))'
Stuttering acceptance computed with spot in 412 ms :[p0, p0, (AND p0 p1), (AND p0 p1), p0, true, (AND p0 p1), (AND (NOT p0) p1)]
Running random walk in product with property : DoubleLock-PT-p1s1-LTLFireability-09
Product exploration explored 100000 steps with 25103 reset in 462 ms.
Product exploration explored 100000 steps with 25029 reset in 377 ms.
Computed a total of 4 stabilizing places and 24 stable transitions
Computed a total of 4 stabilizing places and 24 stable transitions
Knowledge based reduction with 13 factoid took 92 ms. Reduced automaton from 8 states, 20 edges and 2 AP (stutter sensitive) to 8 states, 20 edges and 2 AP (stutter sensitive).
RANDOM walk for 40007 steps (300 resets) in 170 ms. (233 steps per ms) remains 1/6 properties
BEST_FIRST walk for 40001 steps (57 resets) in 133 ms. (298 steps per ms) remains 1/1 properties
[2026-05-23 18:43:06] [INFO ] Flow matrix only has 132 transitions (discarded 44 similar events)
[2026-05-23 18:43:06] [INFO ] Invariant cache hit.
[2026-05-23 18:43:06] [INFO ] State equation strengthened by 22 read => feed constraints.
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) 16/20 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 94/114 variables, 20/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/114 variables, 7/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/114 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 63/177 variables, 25/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/177 variables, 1/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/177 variables, 15/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/177 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf2 is UNSAT
After SMT solving in domain Real declared 180/180 variables, and 72 constraints, problems are : Problem set: 1 solved, 0 unsolved in 87 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: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 93ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge based reduction with 14 factoid took 153 ms. Reduced automaton from 8 states, 20 edges and 2 AP (stutter sensitive) to 8 states, 17 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 351 ms :[p0, p0, (AND p0 p1), (AND p0 p1), p0, true, (AND p0 p1), p1]
Knowledge-based reduction took 793 ms.
Stuttering acceptance computed with spot in 347 ms :[p0, p0, (AND p0 p1), (AND p0 p1), p0, true, (AND p0 p1), p1]
Support contains 4 out of 48 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 48/48 places, 176/176 transitions.
Applied a total of 0 rules in 1 ms. Remains 48 /48 variables (removed 0) and now considering 176/176 (removed 0) transitions.
[2026-05-23 18:43:07] [INFO ] Flow matrix only has 132 transitions (discarded 44 similar events)
[2026-05-23 18:43:07] [INFO ] Invariant cache hit.
[2026-05-23 18:43:07] [INFO ] Implicit Places using invariants in 96 ms returned []
[2026-05-23 18:43:07] [INFO ] Flow matrix only has 132 transitions (discarded 44 similar events)
[2026-05-23 18:43:07] [INFO ] Invariant cache hit.
[2026-05-23 18:43:07] [INFO ] State equation strengthened by 22 read => feed constraints.
[2026-05-23 18:43:07] [INFO ] Implicit Places using invariants and state equation in 199 ms returned []
Implicit Place search using SMT with State Equation took 297 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 298 ms. Remains : 48/48 places, 176/176 transitions.
Computed a total of 4 stabilizing places and 24 stable transitions
Computed a total of 4 stabilizing places and 24 stable transitions
Knowledge based reduction with 7 factoid took 117 ms. Reduced automaton from 8 states, 17 edges and 2 AP (stutter sensitive) to 8 states, 17 edges and 2 AP (stutter sensitive).
RANDOM walk for 786 steps (5 resets) in 12 ms. (60 steps per ms) remains 0/3 properties
Knowledge based reduction with 7 factoid took 158 ms. Reduced automaton from 8 states, 17 edges and 2 AP (stutter sensitive) to 8 states, 17 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 332 ms :[p0, p0, (AND p0 p1), (AND p0 p1), p0, true, (AND p0 p1), p1]
Knowledge-based reduction took 619 ms.
Stuttering acceptance computed with spot in 353 ms :[p0, p0, (AND p0 p1), (AND p0 p1), p0, true, (AND p0 p1), p1]
Stuttering acceptance computed with spot in 380 ms :[p0, p0, (AND p0 p1), (AND p0 p1), p0, true, (AND p0 p1), p1]
Product exploration explored 100000 steps with 24992 reset in 227 ms.
Product exploration explored 100000 steps with 25013 reset in 261 ms.
Spot run failed in 161 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/autstates.py", line 2, in
import spot
ModuleNotFoundError: No module named 'spot'
java.io.IOException
at fr.lip6.move.gal.application.runner.spot.SpotRunner.computeForwardClosedSI(SpotRunner.java:551)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.treatPartialPOR(LTLPropertySolver.java:419)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:280)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:217)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:66)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:849)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
Built C files in :
/tmp/ltsmin8829722586873484047
[2026-05-23 18:43:09] [INFO ] Built C files in 30ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin8829722586873484047
Running compilation step : cd /tmp/ltsmin8829722586873484047;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 973 ms.
Running link step : cd /tmp/ltsmin8829722586873484047;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 78 ms.
Running LTSmin : cd /tmp/ltsmin8829722586873484047;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--hoa' '/tmp/stateBased16192424501133346447.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 4 out of 48 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 48/48 places, 176/176 transitions.
Applied a total of 0 rules in 1 ms. Remains 48 /48 variables (removed 0) and now considering 176/176 (removed 0) transitions.
[2026-05-23 18:43:24] [INFO ] Flow matrix only has 132 transitions (discarded 44 similar events)
[2026-05-23 18:43:24] [INFO ] Invariant cache hit.
[2026-05-23 18:43:24] [INFO ] Implicit Places using invariants in 71 ms returned []
[2026-05-23 18:43:24] [INFO ] Flow matrix only has 132 transitions (discarded 44 similar events)
[2026-05-23 18:43:24] [INFO ] Invariant cache hit.
[2026-05-23 18:43:24] [INFO ] State equation strengthened by 22 read => feed constraints.
[2026-05-23 18:43:25] [INFO ] Implicit Places using invariants and state equation in 144 ms returned []
Implicit Place search using SMT with State Equation took 236 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 238 ms. Remains : 48/48 places, 176/176 transitions.
Built C files in :
/tmp/ltsmin14439298066029416039
[2026-05-23 18:43:25] [INFO ] Built C files in 6ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin14439298066029416039
Running compilation step : cd /tmp/ltsmin14439298066029416039;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 460 ms.
Running link step : cd /tmp/ltsmin14439298066029416039;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 37 ms.
Running LTSmin : cd /tmp/ltsmin14439298066029416039;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--hoa' '/tmp/stateBased153040555133702733.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2026-05-23 18:43:40] [INFO ] Flatten gal took : 15 ms
[2026-05-23 18:43:40] [INFO ] Flatten gal took : 12 ms
[2026-05-23 18:43:40] [INFO ] Time to serialize gal into /tmp/LTL13180492062579082513.gal : 7 ms
[2026-05-23 18:43:40] [INFO ] Time to serialize properties into /tmp/LTL13705145339469175997.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL13180492062579082513.gal' '-t' 'CGAL' '-hoa' '/tmp/aut9683960021225394582.hoa' '-atoms' '/tmp/LTL13705145339469175997.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...319
Loading property file /tmp/LTL13705145339469175997.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut9683960021225394582.hoa
Detected timeout of ITS tools.
[2026-05-23 18:43:55] [INFO ] Flatten gal took : 24 ms
[2026-05-23 18:43:55] [INFO ] Flatten gal took : 13 ms
[2026-05-23 18:43:55] [INFO ] Time to serialize gal into /tmp/LTL11305462379895370818.gal : 4 ms
[2026-05-23 18:43:55] [INFO ] Time to serialize properties into /tmp/LTL10681100924221563627.ltl : 3 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL11305462379895370818.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL10681100924221563627.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 1 LTL properties
Checking formula 0 : !(((X(X(!("((p11>=1)&&(l35>=1))"))))U((X(X(G(!("((p11>=1)&&(l35>=1))")))))||((X(X(!("((p11>=1)&&(l35>=1))"))))&&(G(!("((s2>=1)&&(l27>=...166
Formula 0 simplified : XX"((p11>=1)&&(l35>=1))" R (XXF"((p11>=1)&&(l35>=1))" & (XX"((p11>=1)&&(l35>=1))" | F"((s2>=1)&&(l27>=1))"))
Detected timeout of ITS tools.
[2026-05-23 18:44:10] [INFO ] Flatten gal took : 12 ms
[2026-05-23 18:44:10] [INFO ] Applying decomposition
[2026-05-23 18:44:10] [INFO ] Flatten gal took : 12 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph635030395430556150.txt' '-o' '/tmp/graph635030395430556150.bin' '-w' '/tmp/graph635030395430556150.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph635030395430556150.bin' '-l' '-1' '-v' '-w' '/tmp/graph635030395430556150.weights' '-q' '0' '-e' '0.001'
[2026-05-23 18:44:10] [INFO ] Decomposing Gal with order
[2026-05-23 18:44:10] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 18:44:10] [INFO ] Removed a total of 350 redundant transitions.
[2026-05-23 18:44:10] [INFO ] Flatten gal took : 102 ms
[2026-05-23 18:44:10] [INFO ] Fuse similar labels procedure discarded/fused a total of 21 labels/synchronizations in 15 ms.
[2026-05-23 18:44:10] [INFO ] Time to serialize gal into /tmp/LTL3726160882397769368.gal : 5 ms
[2026-05-23 18:44:10] [INFO ] Time to serialize properties into /tmp/LTL10241750986868911039.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL3726160882397769368.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL10241750986868911039.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...255
Read 1 LTL properties
Checking formula 0 : !(((X(X(!("((i1.u2.p11>=1)&&(i5.u16.l35>=1))"))))U((X(X(G(!("((i1.u2.p11>=1)&&(i5.u16.l35>=1))")))))||((X(X(!("((i1.u2.p11>=1)&&(i5.u1...218
Formula 0 simplified : XX"((i1.u2.p11>=1)&&(i5.u16.l35>=1))" R (XXF"((i1.u2.p11>=1)&&(i5.u16.l35>=1))" & (XX"((i1.u2.p11>=1)&&(i5.u16.l35>=1))" | F"((i0.u1...183
Detected timeout of ITS tools.
Treatment of property DoubleLock-PT-p1s1-LTLFireability-09 finished in 102761 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1))&&(!p2 U (p3||G(!p2))))))'
Support contains 7 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
Applied a total of 10 rules in 13 ms. Remains 47 /52 variables (removed 5) and now considering 168/196 (removed 28) transitions.
[2026-05-23 18:44:25] [INFO ] Flow matrix only has 125 transitions (discarded 43 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8267096583345707162.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9853259667784264811.kers'
[2026-05-23 18:44:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8267096583345707162.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9853259667784264811.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 125 rows 47 cols 440 entries
Finished phase 1 with 44 SingleSign rule and 1 generalized
[2026-05-23 18:44:25] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-9853259667784264811.kers
Total runtime 1 ms.
[2026-05-23 18:44:25] [INFO ] Implicit Places using invariants in 71 ms returned []
[2026-05-23 18:44:25] [INFO ] Flow matrix only has 125 transitions (discarded 43 similar events)
[2026-05-23 18:44:25] [INFO ] Invariant cache hit.
[2026-05-23 18:44:25] [INFO ] State equation strengthened by 22 read => feed constraints.
[2026-05-23 18:44:25] [INFO ] Implicit Places using invariants and state equation in 132 ms returned []
Implicit Place search using SMT with State Equation took 206 ms to find 0 implicit places.
[2026-05-23 18:44:25] [INFO ] Redundant transitions in 2 ms returned []
Running 166 sub problems to find dead transitions.
[2026-05-23 18:44:25] [INFO ] Flow matrix only has 125 transitions (discarded 43 similar events)
[2026-05-23 18:44:25] [INFO ] Invariant cache hit.
[2026-05-23 18:44:25] [INFO ] State equation strengthened by 22 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/47 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/47 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/47 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 3 (OVERLAPS) 125/172 variables, 47/49 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/172 variables, 22/71 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/172 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 166 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/172 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 166 unsolved
No progress, stopping.
After SMT solving in domain Real declared 172/172 variables, and 71 constraints, problems are : Problem set: 0 solved, 166 unsolved in 4648 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 47/47 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 166/166 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 166 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/47 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/47 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/47 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 3 (OVERLAPS) 125/172 variables, 47/49 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/172 variables, 22/71 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/172 variables, 166/237 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/172 variables, 0/237 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 7 (OVERLAPS) 0/172 variables, 0/237 constraints. Problems are: Problem set: 0 solved, 166 unsolved
No progress, stopping.
After SMT solving in domain Int declared 172/172 variables, and 237 constraints, problems are : Problem set: 0 solved, 166 unsolved in 13680 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 47/47 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 166/166 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 18376ms problems are : Problem set: 0 solved, 166 unsolved
Search for dead transitions found 0 dead transitions in 18377ms
Starting structural reductions in SI_LTL mode, iteration 1 : 47/52 places, 168/196 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 18604 ms. Remains : 47/52 places, 168/196 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1))&&(!p2 U (p3||G(!p2))))))'
Stuttering acceptance computed with spot in 141 ms :[(OR (NOT p0) (NOT p1) (AND p2 (NOT p3))), true, (NOT p0), (NOT p1)]
Running random walk in product with property : DoubleLock-PT-p1s1-LTLFireability-11
Entered a terminal (fully accepting) state of product in 94 steps with 1 reset in 0 ms.
FORMULA DoubleLock-PT-p1s1-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DoubleLock-PT-p1s1-LTLFireability-11 finished in 18785 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 4 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
Applied a total of 12 rules in 17 ms. Remains 46 /52 variables (removed 6) and now considering 164/196 (removed 32) transitions.
[2026-05-23 18:44:44] [INFO ] Flow matrix only has 121 transitions (discarded 43 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6540603529454827.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6259194218521719215.kers'
[2026-05-23 18:44:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6540603529454827.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6259194218521719215.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 121 rows 46 cols 424 entries
Finished phase 1 with 43 SingleSign rule and 1 generalized
[2026-05-23 18:44:44] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-6259194218521719215.kers
Total runtime 1 ms.
[2026-05-23 18:44:44] [INFO ] Implicit Places using invariants in 81 ms returned []
[2026-05-23 18:44:44] [INFO ] Flow matrix only has 121 transitions (discarded 43 similar events)
[2026-05-23 18:44:44] [INFO ] Invariant cache hit.
[2026-05-23 18:44:44] [INFO ] State equation strengthened by 22 read => feed constraints.
[2026-05-23 18:44:44] [INFO ] Implicit Places using invariants and state equation in 154 ms returned []
Implicit Place search using SMT with State Equation took 255 ms to find 0 implicit places.
[2026-05-23 18:44:44] [INFO ] Redundant transitions in 2 ms returned []
Running 162 sub problems to find dead transitions.
[2026-05-23 18:44:44] [INFO ] Flow matrix only has 121 transitions (discarded 43 similar events)
[2026-05-23 18:44:44] [INFO ] Invariant cache hit.
[2026-05-23 18:44:44] [INFO ] State equation strengthened by 22 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 162 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/46 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 162 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 162 unsolved
At refinement iteration 3 (OVERLAPS) 121/167 variables, 46/48 constraints. Problems are: Problem set: 0 solved, 162 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/167 variables, 22/70 constraints. Problems are: Problem set: 0 solved, 162 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/167 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 162 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/167 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 162 unsolved
No progress, stopping.
After SMT solving in domain Real declared 167/167 variables, and 70 constraints, problems are : Problem set: 0 solved, 162 unsolved in 5234 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 46/46 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 162/162 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 162 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 162 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/46 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 162 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 162 unsolved
At refinement iteration 3 (OVERLAPS) 121/167 variables, 46/48 constraints. Problems are: Problem set: 0 solved, 162 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/167 variables, 22/70 constraints. Problems are: Problem set: 0 solved, 162 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/167 variables, 162/232 constraints. Problems are: Problem set: 0 solved, 162 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/167 variables, 0/232 constraints. Problems are: Problem set: 0 solved, 162 unsolved
At refinement iteration 7 (OVERLAPS) 0/167 variables, 0/232 constraints. Problems are: Problem set: 0 solved, 162 unsolved
No progress, stopping.
After SMT solving in domain Int declared 167/167 variables, and 232 constraints, problems are : Problem set: 0 solved, 162 unsolved in 8764 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 46/46 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 162/162 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 14041ms problems are : Problem set: 0 solved, 162 unsolved
Search for dead transitions found 0 dead transitions in 14042ms
Starting structural reductions in SI_LTL mode, iteration 1 : 46/52 places, 164/196 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 14328 ms. Remains : 46/52 places, 164/196 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
Running random walk in product with property : DoubleLock-PT-p1s1-LTLFireability-12
Product exploration explored 100000 steps with 933 reset in 309 ms.
Product exploration explored 100000 steps with 893 reset in 566 ms.
Computed a total of 4 stabilizing places and 24 stable transitions
Computed a total of 4 stabilizing places and 24 stable transitions
Knowledge based reduction with 3 factoid took 48 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
RANDOM walk for 993 steps (3 resets) in 7 ms. (124 steps per ms) remains 0/1 properties
Knowledge based reduction with 3 factoid took 59 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 45 ms :[(NOT p0)]
Knowledge-based reduction took 159 ms.
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Support contains 4 out of 46 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 46/46 places, 164/164 transitions.
Applied a total of 0 rules in 5 ms. Remains 46 /46 variables (removed 0) and now considering 164/164 (removed 0) transitions.
[2026-05-23 18:44:59] [INFO ] Flow matrix only has 121 transitions (discarded 43 similar events)
[2026-05-23 18:44:59] [INFO ] Invariant cache hit.
[2026-05-23 18:44:59] [INFO ] Implicit Places using invariants in 54 ms returned []
[2026-05-23 18:44:59] [INFO ] Flow matrix only has 121 transitions (discarded 43 similar events)
[2026-05-23 18:44:59] [INFO ] Invariant cache hit.
[2026-05-23 18:45:00] [INFO ] State equation strengthened by 22 read => feed constraints.
[2026-05-23 18:45:00] [INFO ] Implicit Places using invariants and state equation in 145 ms returned []
Implicit Place search using SMT with State Equation took 201 ms to find 0 implicit places.
[2026-05-23 18:45:00] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 214 ms. Remains : 46/46 places, 164/164 transitions.
Computed a total of 4 stabilizing places and 24 stable transitions
Computed a total of 4 stabilizing places and 24 stable transitions
Knowledge based reduction with 3 factoid took 46 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
RANDOM walk for 578 steps (3 resets) in 8 ms. (64 steps per ms) remains 0/1 properties
Knowledge based reduction with 3 factoid took 79 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 50 ms :[(NOT p0)]
Knowledge-based reduction took 183 ms.
Stuttering acceptance computed with spot in 50 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 50 ms :[(NOT p0)]
Product exploration explored 100000 steps with 901 reset in 384 ms.
Product exploration explored 100000 steps with 894 reset in 665 ms.
Built C files in :
/tmp/ltsmin13726244405880294854
[2026-05-23 18:45:01] [INFO ] Computing symmetric may disable matrix : 164 transitions.
[2026-05-23 18:45:01] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-23 18:45:01] [INFO ] Computing symmetric may enable matrix : 164 transitions.
[2026-05-23 18:45:01] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-23 18:45:01] [INFO ] Computing Do-Not-Accords matrix : 164 transitions.
[2026-05-23 18:45:01] [INFO ] Computation of Completed DNA matrix. took 4 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-23 18:45:01] [INFO ] Built C files in 28ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin13726244405880294854
Running compilation step : cd /tmp/ltsmin13726244405880294854;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 682 ms.
Running link step : cd /tmp/ltsmin13726244405880294854;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 57 ms.
Running LTSmin : cd /tmp/ltsmin13726244405880294854;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased1175191054015270334.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 4 out of 46 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 46/46 places, 164/164 transitions.
Applied a total of 0 rules in 5 ms. Remains 46 /46 variables (removed 0) and now considering 164/164 (removed 0) transitions.
[2026-05-23 18:45:16] [INFO ] Flow matrix only has 121 transitions (discarded 43 similar events)
[2026-05-23 18:45:16] [INFO ] Invariant cache hit.
[2026-05-23 18:45:16] [INFO ] Implicit Places using invariants in 72 ms returned []
[2026-05-23 18:45:16] [INFO ] Flow matrix only has 121 transitions (discarded 43 similar events)
[2026-05-23 18:45:16] [INFO ] Invariant cache hit.
[2026-05-23 18:45:16] [INFO ] State equation strengthened by 22 read => feed constraints.
[2026-05-23 18:45:16] [INFO ] Implicit Places using invariants and state equation in 163 ms returned []
Implicit Place search using SMT with State Equation took 237 ms to find 0 implicit places.
[2026-05-23 18:45:16] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 249 ms. Remains : 46/46 places, 164/164 transitions.
Built C files in :
/tmp/ltsmin16483336713328985685
[2026-05-23 18:45:16] [INFO ] Computing symmetric may disable matrix : 164 transitions.
[2026-05-23 18:45:16] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-23 18:45:16] [INFO ] Computing symmetric may enable matrix : 164 transitions.
[2026-05-23 18:45:16] [INFO ] Computation of Complete enable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-23 18:45:16] [INFO ] Computing Do-Not-Accords matrix : 164 transitions.
[2026-05-23 18:45:16] [INFO ] Computation of Completed DNA matrix. took 5 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-23 18:45:16] [INFO ] Built C files in 30ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin16483336713328985685
Running compilation step : cd /tmp/ltsmin16483336713328985685;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 746 ms.
Running link step : cd /tmp/ltsmin16483336713328985685;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 53 ms.
Running LTSmin : cd /tmp/ltsmin16483336713328985685;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased11373668499354550194.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2026-05-23 18:45:31] [INFO ] Flatten gal took : 20 ms
[2026-05-23 18:45:31] [INFO ] Flatten gal took : 19 ms
[2026-05-23 18:45:31] [INFO ] Time to serialize gal into /tmp/LTL3981521996194501968.gal : 5 ms
[2026-05-23 18:45:31] [INFO ] Time to serialize properties into /tmp/LTL8974119676009209440.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL3981521996194501968.gal' '-t' 'CGAL' '-hoa' '/tmp/aut9002799269627171212.hoa' '-atoms' '/tmp/LTL8974119676009209440.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...317
Loading property file /tmp/LTL8974119676009209440.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut9002799269627171212.hoa
Detected timeout of ITS tools.
[2026-05-23 18:45:46] [INFO ] Flatten gal took : 11 ms
[2026-05-23 18:45:46] [INFO ] Flatten gal took : 12 ms
[2026-05-23 18:45:46] [INFO ] Time to serialize gal into /tmp/LTL5297873394611993580.gal : 3 ms
[2026-05-23 18:45:46] [INFO ] Time to serialize properties into /tmp/LTL10564591768868431965.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL5297873394611993580.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL10564591768868431965.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((F(G("(((s8<1)||(l25<1))&&((s4<1)||(l23<1)))"))))
Formula 0 simplified : GF!"(((s8<1)||(l25<1))&&((s4<1)||(l23<1)))"
Detected timeout of ITS tools.
[2026-05-23 18:46:01] [INFO ] Flatten gal took : 11 ms
[2026-05-23 18:46:01] [INFO ] Applying decomposition
[2026-05-23 18:46:02] [INFO ] Flatten gal took : 10 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph11471731726520030529.txt' '-o' '/tmp/graph11471731726520030529.bin' '-w' '/tmp/graph11471731726520030529.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph11471731726520030529.bin' '-l' '-1' '-v' '-w' '/tmp/graph11471731726520030529.weights' '-q' '0' '-e' '0.001'
[2026-05-23 18:46:02] [INFO ] Decomposing Gal with order
[2026-05-23 18:46:02] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 18:46:02] [INFO ] Removed a total of 319 redundant transitions.
[2026-05-23 18:46:02] [INFO ] Flatten gal took : 21 ms
[2026-05-23 18:46:02] [INFO ] Fuse similar labels procedure discarded/fused a total of 30 labels/synchronizations in 9 ms.
[2026-05-23 18:46:02] [INFO ] Time to serialize gal into /tmp/LTL977915678598835454.gal : 3 ms
[2026-05-23 18:46:02] [INFO ] Time to serialize properties into /tmp/LTL3897290081033352495.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL977915678598835454.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL3897290081033352495.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...253
Read 1 LTL properties
Checking formula 0 : !((F(G("(((i5.i0.u1.s8<1)||(i5.u12.l25<1))&&((i5.i0.u1.s4<1)||(i5.i0.u15.l23<1)))"))))
Formula 0 simplified : GF!"(((i5.i0.u1.s8<1)||(i5.u12.l25<1))&&((i5.i0.u1.s4<1)||(i5.i0.u15.l23<1)))"
Detected timeout of ITS tools.
Treatment of property DoubleLock-PT-p1s1-LTLFireability-12 finished in 92667 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X((F(!p0)||(!p1&&F(!p2)))) U (X(!p3) U ((!p1&&X(!p3))||X(G(!p3))))))'
Support contains 8 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
Applied a total of 10 rules in 4 ms. Remains 47 /52 variables (removed 5) and now considering 168/196 (removed 28) transitions.
[2026-05-23 18:46:17] [INFO ] Flow matrix only has 125 transitions (discarded 43 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10737946493268676708.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14347580265350751545.kers'
[2026-05-23 18:46:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10737946493268676708.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14347580265350751545.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 125 rows 47 cols 440 entries
Finished phase 1 with 44 SingleSign rule and 1 generalized
[2026-05-23 18:46:17] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-14347580265350751545.kers
Total runtime 1 ms.
[2026-05-23 18:46:17] [INFO ] Implicit Places using invariants in 85 ms returned []
[2026-05-23 18:46:17] [INFO ] Flow matrix only has 125 transitions (discarded 43 similar events)
[2026-05-23 18:46:17] [INFO ] Invariant cache hit.
[2026-05-23 18:46:17] [INFO ] State equation strengthened by 22 read => feed constraints.
[2026-05-23 18:46:17] [INFO ] Implicit Places using invariants and state equation in 199 ms returned []
Implicit Place search using SMT with State Equation took 286 ms to find 0 implicit places.
Running 166 sub problems to find dead transitions.
[2026-05-23 18:46:17] [INFO ] Flow matrix only has 125 transitions (discarded 43 similar events)
[2026-05-23 18:46:17] [INFO ] Invariant cache hit.
[2026-05-23 18:46:17] [INFO ] State equation strengthened by 22 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/47 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/47 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/47 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 3 (OVERLAPS) 125/172 variables, 47/49 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/172 variables, 22/71 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/172 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 166 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/172 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 166 unsolved
No progress, stopping.
After SMT solving in domain Real declared 172/172 variables, and 71 constraints, problems are : Problem set: 0 solved, 166 unsolved in 5394 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 47/47 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 166/166 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 166 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/47 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/47 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/47 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 3 (OVERLAPS) 125/172 variables, 47/49 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/172 variables, 22/71 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/172 variables, 166/237 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/172 variables, 0/237 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 7 (OVERLAPS) 0/172 variables, 0/237 constraints. Problems are: Problem set: 0 solved, 166 unsolved
No progress, stopping.
After SMT solving in domain Int declared 172/172 variables, and 237 constraints, problems are : Problem set: 0 solved, 166 unsolved in 13438 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 47/47 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 166/166 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 18873ms problems are : Problem set: 0 solved, 166 unsolved
Search for dead transitions found 0 dead transitions in 18876ms
Starting structural reductions in LTL mode, iteration 1 : 47/52 places, 168/196 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 19167 ms. Remains : 47/52 places, 168/196 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X((F(!p0)||(!p1&&F(!p2)))) U (X(!p3) U (X(G(!p3))||(!p1&&X(!p3))))))'
Stuttering acceptance computed with spot in 355 ms :[(OR (AND p0 p2 p3) (AND p0 p1 p3)), p3, (AND p0 p1 p3), p3, p0, (AND p0 p2), (AND p0 p2 p1 p3), (AND p0 (NOT p1) p3), (AND p0 p3)]
Running random walk in product with property : DoubleLock-PT-p1s1-LTLFireability-14
Product exploration explored 100000 steps with 50000 reset in 205 ms.
Product exploration explored 100000 steps with 50000 reset in 221 ms.
Computed a total of 4 stabilizing places and 24 stable transitions
Computed a total of 4 stabilizing places and 24 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 29 factoid took 19 ms. Proved property starting from automaton with 9 states, 22 edges and 4 AP (stutter sensitive
Knowledge-based reduction took 30 ms.
FORMULA DoubleLock-PT-p1s1-LTLFireability-14 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DoubleLock-PT-p1s1-LTLFireability-14 finished in 20048 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0) U X(G((X(G(p1)) U (!p0||X(G(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
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 4 ms. Remains 49 /52 variables (removed 3) and now considering 184/196 (removed 12) transitions.
[2026-05-23 18:46:37] [INFO ] Flow matrix only has 139 transitions (discarded 45 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3284100221955209452.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8606878688103454166.kers'
[2026-05-23 18:46:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3284100221955209452.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8606878688103454166.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 139 rows 49 cols 492 entries
Finished phase 1 with 46 SingleSign rule and 1 generalized
[2026-05-23 18:46:37] [INFO ] Computed 2 invariants in 1 ms
Computed 2 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-8606878688103454166.kers
Total runtime 1 ms.
[2026-05-23 18:46:37] [INFO ] Implicit Places using invariants in 111 ms returned []
[2026-05-23 18:46:37] [INFO ] Flow matrix only has 139 transitions (discarded 45 similar events)
[2026-05-23 18:46:37] [INFO ] Invariant cache hit.
[2026-05-23 18:46:37] [INFO ] State equation strengthened by 22 read => feed constraints.
[2026-05-23 18:46:37] [INFO ] Implicit Places using invariants and state equation in 226 ms returned []
Implicit Place search using SMT with State Equation took 340 ms to find 0 implicit places.
Running 182 sub problems to find dead transitions.
[2026-05-23 18:46:37] [INFO ] Flow matrix only has 139 transitions (discarded 45 similar events)
[2026-05-23 18:46:37] [INFO ] Invariant cache hit.
[2026-05-23 18:46:37] [INFO ] State equation strengthened by 22 read => feed constraints.
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 6470 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
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 20876 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 27399ms problems are : Problem set: 0 solved, 182 unsolved
Search for dead transitions found 0 dead transitions in 27400ms
Starting structural reductions in LTL mode, iteration 1 : 49/52 places, 184/196 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 27745 ms. Remains : 49/52 places, 184/196 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0) U X(G((X(G(p1)) U (!p0||X(G(p2))))))))'
Stuttering acceptance computed with spot in 818 ms :[(AND p0 (NOT p2)), false, (AND p0 (NOT p2)), (AND (NOT p2) (NOT p1)), (AND p0 (NOT p2)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND p0 (NOT p1) (NOT p2)), (AND p0 p1 (NOT p2)), true, (NOT p1), (NOT p2), (NOT p0), (AND (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND p0 (NOT p2)), (AND p0 (NOT p1) (NOT p2)), (AND p0 (NOT p1) (NOT p2)), (AND p0 p1 (NOT p2)), false]
Running random walk in product with property : DoubleLock-PT-p1s1-LTLFireability-15
Entered a terminal (fully accepting) state of product in 2965 steps with 27 reset in 8 ms.
FORMULA DoubleLock-PT-p1s1-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DoubleLock-PT-p1s1-LTLFireability-15 finished in 28686 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X(!p0)) U ((X(X(!p0))&&G(!p1))||X(X(G(!p0))))))'
Spot run failed in 74 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/senseclsl.py", line 2, in
import spot, sys
ModuleNotFoundError: No module named 'spot'
Warning : SL/CL computation failed.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Spot run failed in 67 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/senseclsl.py", line 2, in
import spot, sys
ModuleNotFoundError: No module named 'spot'
Warning : SL/CL computation failed.
[2026-05-23 18:47:06] [INFO ] Flatten gal took : 15 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin12306335602890854989
[2026-05-23 18:47:06] [INFO ] Computing symmetric may disable matrix : 196 transitions.
[2026-05-23 18:47:06] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-23 18:47:06] [INFO ] Applying decomposition
[2026-05-23 18:47:06] [INFO ] Computing symmetric may enable matrix : 196 transitions.
[2026-05-23 18:47:06] [INFO ] Computation of Complete enable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-23 18:47:06] [INFO ] Flatten gal took : 15 ms
[2026-05-23 18:47:06] [INFO ] Computing Do-Not-Accords matrix : 196 transitions.
[2026-05-23 18:47:06] [INFO ] Computation of Completed DNA matrix. took 25 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-23 18:47:06] [INFO ] Built C files in 54ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin12306335602890854989
Running compilation step : cd /tmp/ltsmin12306335602890854989;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '360' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph456410675543986651.txt' '-o' '/tmp/graph456410675543986651.bin' '-w' '/tmp/graph456410675543986651.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph456410675543986651.bin' '-l' '-1' '-v' '-w' '/tmp/graph456410675543986651.weights' '-q' '0' '-e' '0.001'
[2026-05-23 18:47:06] [INFO ] Decomposing Gal with order
[2026-05-23 18:47:06] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 18:47:06] [INFO ] Removed a total of 395 redundant transitions.
[2026-05-23 18:47:06] [INFO ] Flatten gal took : 33 ms
[2026-05-23 18:47:06] [INFO ] Fuse similar labels procedure discarded/fused a total of 22 labels/synchronizations in 9 ms.
[2026-05-23 18:47:06] [INFO ] Time to serialize gal into /tmp/LTLFireability15949158236473423459.gal : 4 ms
[2026-05-23 18:47:06] [INFO ] Time to serialize properties into /tmp/LTLFireability7752103122004800387.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLFireability15949158236473423459.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability7752103122004800387.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 2 LTL properties
Checking formula 0 : !(((X(X(!("((i2.u3.p11>=1)&&(u16.l35>=1))"))))U(((X(X(!("((i2.u3.p11>=1)&&(u16.l35>=1))"))))&&(G(!("((i1.u2.s2>=1)&&(i1.u14.l27>=1))")...209
Formula 0 simplified : XX"((i2.u3.p11>=1)&&(u16.l35>=1))" R (XXF"((i2.u3.p11>=1)&&(u16.l35>=1))" & (XX"((i2.u3.p11>=1)&&(u16.l35>=1))" | F"((i1.u2.s2>=1)&&...174
Compilation finished in 825 ms.
Running link step : cd /tmp/ltsmin12306335602890854989;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 38 ms.
Running LTSmin : cd /tmp/ltsmin12306335602890854989;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--ltl' '(X(X(!(LTLAPp0==true))) U ((X(X(!(LTLAPp0==true)))&&[](!(LTLAPp1==true)))||X(X([](!(LTLAPp0==true))))))' '--buchi-type=spotba'
LTSmin run took 31 ms.
FORMULA DoubleLock-PT-p1s1-LTLFireability-09 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Running LTSmin : cd /tmp/ltsmin12306335602890854989;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--ltl' '<>([]((LTLAPp2==true)))' '--buchi-type=spotba'
WARNING : LTSmin timed out (>900 s) on command cd /tmp/ltsmin12306335602890854989;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--ltl' '<>([]((LTLAPp2==true)))' '--buchi-type=spotba'
Retrying LTSmin with larger timeout 14400 s
Running LTSmin : cd /tmp/ltsmin12306335602890854989;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--ltl' '<>([]((LTLAPp2==true)))' '--buchi-type=spotba'
Detected timeout of ITS tools.
[2026-05-23 19:09:35] [INFO ] Flatten gal took : 269 ms
[2026-05-23 19:09:35] [INFO ] Time to serialize gal into /tmp/LTLFireability10946053729512971563.gal : 122 ms
[2026-05-23 19:09:35] [INFO ] Time to serialize properties into /tmp/LTLFireability4198083059343884423.ltl : 28 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLFireability10946053729512971563.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability4198083059343884423.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...298
Read 1 LTL properties
Checking formula 0 : !((F(G("(((s8<1)||(l25<1))&&((s4<1)||(l23<1)))"))))
Formula 0 simplified : GF!"(((s8<1)||(l25<1))&&((s4<1)||(l23<1)))"
Detected timeout of ITS tools.
[2026-05-23 19:32:04] [INFO ] Flatten gal took : 399 ms
[2026-05-23 19:32:09] [INFO ] Input system was already deterministic with 196 transitions.
[2026-05-23 19:32:09] [INFO ] Transformed 52 places.
[2026-05-23 19:32:09] [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
[2026-05-23 19:32:09] [INFO ] Time to serialize gal into /tmp/LTLFireability10408946064219406916.gal : 19 ms
[2026-05-23 19:32:09] [INFO ] Time to serialize properties into /tmp/LTLFireability13715496448416844219.ltl : 8 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLFireability10408946064219406916.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability13715496448416844219.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_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...344
Read 1 LTL properties
Successfully loaded order from file /home/mcc/execution/model.ord
Checking formula 0 : !((F(G("(((s8<1)||(l25<1))&&((s4<1)||(l23<1)))"))))
Formula 0 simplified : GF!"(((s8<1)||(l25<1))&&((s4<1)||(l23<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_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /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 2-5973"
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 r114-smll-177955740300004"
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 ;