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.r354-tall-178024402800139.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)
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=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is LastZero-PT-N22, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r354-tall-178024402800139
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.6M
-rw-r--r-- 1 mcc users 8.0K May 27 10:27 CTLCardinality.txt
-rw-r--r-- 1 mcc users 74K May 27 10:27 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.2K May 27 10:27 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K May 27 10:27 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.4K Jun 16 12:27 LTLCardinality.txt
-rw-r--r-- 1 mcc users 30K Jun 16 12:27 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Jun 16 12:27 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Jun 16 12:27 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 May 26 18:17 NewModel
-rw-r--r-- 1 mcc users 20K May 27 10:27 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 195K May 27 10:27 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.1K May 27 10:27 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 66K May 27 10:27 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Jun 16 12:28 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Jun 16 12:28 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 26 18:17 equiv_col
-rw-r--r-- 1 mcc users 4 May 26 18:17 instance
-rw-r--r-- 1 mcc users 6 May 26 18:17 iscolored
-rw-r--r-- 1 mcc users 4.1M Jun 10 11:58 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 LastZero-PT-N22-LTLCardinality-00
FORMULA_NAME LastZero-PT-N22-LTLCardinality-01
FORMULA_NAME LastZero-PT-N22-LTLCardinality-02
FORMULA_NAME LastZero-PT-N22-LTLCardinality-03
FORMULA_NAME LastZero-PT-N22-LTLCardinality-04
FORMULA_NAME LastZero-PT-N22-LTLCardinality-05
FORMULA_NAME LastZero-PT-N22-LTLCardinality-06
FORMULA_NAME LastZero-PT-N22-LTLCardinality-07
FORMULA_NAME LastZero-PT-N22-LTLCardinality-08
FORMULA_NAME LastZero-PT-N22-LTLCardinality-09
FORMULA_NAME LastZero-PT-N22-LTLCardinality-10
FORMULA_NAME LastZero-PT-N22-LTLCardinality-11
FORMULA_NAME LastZero-PT-N22-LTLCardinality-12
FORMULA_NAME LastZero-PT-N22-LTLCardinality-13
FORMULA_NAME LastZero-PT-N22-LTLCardinality-14
FORMULA_NAME LastZero-PT-N22-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1781642990873

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=LastZero-PT-N22
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202604301425
[2026-06-16 20:49:52] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-06-16 20:49:52] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-06-16 20:49:52] [INFO ] Load time of PNML (sax parser for PT used): 304 ms
[2026-06-16 20:49:52] [INFO ] Transformed 1104 places.
[2026-06-16 20:49:52] [INFO ] Transformed 13135 transitions.
[2026-06-16 20:49:52] [INFO ] Parsed PT model containing 1104 places and 13135 transitions and 40373 arcs in 457 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 11 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
Deduced a syphon composed of 530 places in 72 ms
Reduce places removed 530 places and 8581 transitions.
Reduce places removed 1 places and 0 transitions.
FORMULA LastZero-PT-N22-LTLCardinality-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LastZero-PT-N22-LTLCardinality-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LastZero-PT-N22-LTLCardinality-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LastZero-PT-N22-LTLCardinality-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LastZero-PT-N22-LTLCardinality-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LastZero-PT-N22-LTLCardinality-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LastZero-PT-N22-LTLCardinality-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LastZero-PT-N22-LTLCardinality-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LastZero-PT-N22-LTLCardinality-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LastZero-PT-N22-LTLCardinality-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 20 out of 573 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 573/573 places, 4554/4554 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 572 transition count 4554
Applied a total of 1 rules in 77 ms. Remains 572 /573 variables (removed 1) and now considering 4554/4554 (removed 0) transitions.
[2026-06-16 20:49:52] [INFO ] Flow matrix only has 4323 transitions (discarded 231 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9218844244161954582.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4524088274062062538.kers'
[2026-06-16 20:49:52] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9218844244161954582.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4524088274062062538.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 2 ms.
// Phase 1: matrix 4323 rows 571 cols 12186 entries
Finished phase 1 with 550 SingleSign rule and 0 generalized
[2026-06-16 20:49:52] [INFO ] Computed 22 invariants in 14 ms
Computed 22 P flows in 15 ms.
Exported basis to /tmp/petrispot-output-4524088274062062538.kers
Total runtime 19 ms.
[2026-06-16 20:49:53] [INFO ] Implicit Places using invariants in 776 ms returned []
[2026-06-16 20:49:53] [INFO ] Flow matrix only has 4323 transitions (discarded 231 similar events)
[2026-06-16 20:49:53] [INFO ] Invariant cache hit.
[2026-06-16 20:49:54] [INFO ] State equation strengthened by 506 read => feed constraints.
[2026-06-16 20:50:21] [INFO ] Implicit Places using invariants and state equation in 27441 ms returned [208]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 28269 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 571/573 places, 4554/4554 transitions.
Applied a total of 0 rules in 15 ms. Remains 571 /571 variables (removed 0) and now considering 4554/4554 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 28376 ms. Remains : 571/573 places, 4554/4554 transitions.
Starting structural reductions in LTL mode, iteration 0 : 571/571 places, 4554/4554 transitions.
Applied a total of 0 rules in 15 ms. Remains 571 /571 variables (removed 0) and now considering 4554/4554 (removed 0) transitions.
[2026-06-16 20:50:21] [INFO ] Flow matrix only has 4323 transitions (discarded 231 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8885645548671957091.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13101304447278898268.kers'
[2026-06-16 20:50:21] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8885645548671957091.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13101304447278898268.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 1 ms.
// Phase 1: matrix 4323 rows 570 cols 12164 entries
Finished phase 1 with 550 SingleSign rule and 0 generalized
[2026-06-16 20:50:21] [INFO ] Computed 21 invariants in 14 ms
Computed 21 P flows in 14 ms.
Exported basis to /tmp/petrispot-output-13101304447278898268.kers
Total runtime 22 ms.
[2026-06-16 20:50:21] [INFO ] Implicit Places using invariants in 432 ms returned []
[2026-06-16 20:50:21] [INFO ] Flow matrix only has 4323 transitions (discarded 231 similar events)
[2026-06-16 20:50:21] [INFO ] Invariant cache hit.
[2026-06-16 20:50:22] [INFO ] State equation strengthened by 506 read => feed constraints.
[2026-06-16 20:50:52] [INFO ] Performed 323/571 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-06-16 20:51:17] [INFO ] Implicit Places using invariants and state equation in 55942 ms returned []
Implicit Place search using SMT with State Equation took 56379 ms to find 0 implicit places.
Running 4532 sub problems to find dead transitions.
[2026-06-16 20:51:17] [INFO ] Flow matrix only has 4323 transitions (discarded 231 similar events)
[2026-06-16 20:51:17] [INFO ] Invariant cache hit.
[2026-06-16 20:51:17] [INFO ] State equation strengthened by 506 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/570 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 4532 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 570/4894 variables, and 21 constraints, problems are : Problem set: 0 solved, 4532 unsolved in 30107 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 0/571 constraints, ReadFeed: 0/506 constraints, PredecessorRefiner: 4532/4532 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4532 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/570 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 4532 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 570/4894 variables, and 21 constraints, problems are : Problem set: 0 solved, 4532 unsolved in 30069 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 0/571 constraints, ReadFeed: 0/506 constraints, PredecessorRefiner: 0/4532 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 63191ms problems are : Problem set: 0 solved, 4532 unsolved
Search for dead transitions found 0 dead transitions in 63236ms
Finished structural reductions in LTL mode , in 1 iterations and 119677 ms. Remains : 571/571 places, 4554/4554 transitions.
Support contains 20 out of 571 places after structural reductions.
[2026-06-16 20:52:21] [INFO ] Flatten gal took : 304 ms
[2026-06-16 20:52:21] [INFO ] Flatten gal took : 151 ms
[2026-06-16 20:52:21] [INFO ] Input system was already deterministic with 4554 transitions.
RANDOM walk for 40000 steps (596 resets) in 1834 ms. (21 steps per ms) remains 6/14 properties
BEST_FIRST walk for 40004 steps (56 resets) in 203 ms. (196 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (55 resets) in 182 ms. (218 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (54 resets) in 189 ms. (210 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (56 resets) in 143 ms. (277 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (56 resets) in 174 ms. (228 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (54 resets) in 106 ms. (373 steps per ms) remains 6/6 properties
[2026-06-16 20:52:22] [INFO ] Flow matrix only has 4323 transitions (discarded 231 similar events)
[2026-06-16 20:52:22] [INFO ] Invariant cache hit.
[2026-06-16 20:52:22] [INFO ] State equation strengthened by 506 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 45/52 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/52 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 770/822 variables, 52/55 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/822 variables, 4/59 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/822 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Problem AtomicPropp0 is UNSAT
Problem AtomicPropp10 is UNSAT
At refinement iteration 6 (OVERLAPS) 1077/1899 variables, 102/161 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1899 variables, 3/164 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1899 variables, 78/242 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1899 variables, 0/242 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 10 (OVERLAPS) 97/1996 variables, 50/292 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1996 variables, 47/339 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1996 variables, 0/339 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 938/2934 variables, 126/465 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/2934 variables, 0/465 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 15 (OVERLAPS) 1335/4269 variables, 184/649 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/4269 variables, 4/653 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/4269 variables, 144/797 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/4269 variables, 0/797 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 19 (OVERLAPS) 126/4395 variables, 67/864 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/4395 variables, 2/866 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/4395 variables, 8/874 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/4395 variables, 0/874 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 23 (OVERLAPS) 2/4397 variables, 1/875 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/4397 variables, 0/875 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 25 (OVERLAPS) 2/4399 variables, 1/876 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/4399 variables, 0/876 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 27 (OVERLAPS) 2/4401 variables, 1/877 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/4401 variables, 0/877 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 29 (OVERLAPS) 2/4403 variables, 1/878 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/4403 variables, 0/878 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 31 (OVERLAPS) 2/4405 variables, 1/879 constraints. Problems are: Problem set: 2 solved, 4 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 4405/4894 variables, and 879 constraints, problems are : Problem set: 2 solved, 4 unsolved in 5009 ms.
Refiners :[Positive P Invariants (semi-flows): 12/21 constraints, State Equation: 460/571 constraints, ReadFeed: 407/506 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 45/51 variables, 3/3 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/3 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 747/798 variables, 51/54 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/798 variables, 3/57 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/798 variables, 2/59 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/798 variables, 0/59 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 614/1412 variables, 79/138 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1412 variables, 2/140 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1412 variables, 78/218 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1412 variables, 1/219 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1412 variables, 0/219 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 12 (OVERLAPS) 57/1469 variables, 30/249 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1469 variables, 27/276 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1469 variables, 0/276 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 15 (OVERLAPS) 516/1985 variables, 84/360 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1985 variables, 0/360 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 17 (OVERLAPS) 744/2729 variables, 119/479 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/2729 variables, 3/482 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/2729 variables, 84/566 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/2729 variables, 1/567 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/2729 variables, 0/567 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 22 (OVERLAPS) 79/2808 variables, 42/609 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/2808 variables, 2/611 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/2808 variables, 5/616 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/2808 variables, 0/616 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 26 (OVERLAPS) 4/2812 variables, 2/618 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/2812 variables, 0/618 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 28 (OVERLAPS) 4/2816 variables, 2/620 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/2816 variables, 0/620 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 30 (OVERLAPS) 3/2819 variables, 2/622 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/2819 variables, 0/622 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 32 (OVERLAPS) 2/2821 variables, 1/623 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/2821 variables, 0/623 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 34 (OVERLAPS) 2/2823 variables, 1/624 constraints. Problems are: Problem set: 2 solved, 4 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2823/4894 variables, and 624 constraints, problems are : Problem set: 2 solved, 4 unsolved in 5015 ms.
Refiners :[Positive P Invariants (semi-flows): 10/21 constraints, State Equation: 329/571 constraints, ReadFeed: 281/506 constraints, PredecessorRefiner: 4/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10056ms problems are : Problem set: 2 solved, 4 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 6 out of 571 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 571/571 places, 4554/4554 transitions.
Graph (complete) has 4804 edges and 571 vertex of which 378 are kept as prefixes of interest. Removing 193 places using SCC suffix rule.9 ms
Discarding 193 places :
Also discarding 1913 output transitions
Drop transitions (Output transitions of discarded places.) removed 1913 transitions
Drop transitions (Empty/Sink Transition effects.) removed 190 transitions
Reduce isomorphic transitions removed 190 transitions.
Iterating post reduction 0 with 190 rules applied. Total rules applied 191 place count 378 transition count 2451
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 191 place count 378 transition count 2450
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 193 place count 377 transition count 2450
Applied a total of 193 rules in 91 ms. Remains 377 /571 variables (removed 194) and now considering 2450/4554 (removed 2104) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 91 ms. Remains : 377/571 places, 2450/4554 transitions.
RANDOM walk for 40000 steps (1108 resets) in 694 ms. (57 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (90 resets) in 122 ms. (325 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (88 resets) in 113 ms. (350 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (90 resets) in 107 ms. (370 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (89 resets) in 92 ms. (430 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 274294 steps, run timeout after 3001 ms. (steps per millisecond=91 ) properties seen :1 out of 4
Probabilistic random walk after 274294 steps, saw 53536 distinct states, run finished after 3007 ms. (steps per millisecond=91 ) properties seen :1
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7812774735416612856.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17648885629646249157.kers'
[2026-06-16 20:52:36] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7812774735416612856.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17648885629646249157.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 2450 rows 376 cols 6837 entries
Finished phase 1 with 359 SingleSign rule and 0 generalized
[2026-06-16 20:52:36] [INFO ] Computed 18 invariants in 7 ms
Computed 18 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-17648885629646249157.kers
Total runtime 10 ms.
[2026-06-16 20:52:36] [INFO ] State equation strengthened by 324 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 46/51 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 747/798 variables, 51/54 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/798 variables, 3/57 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/798 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 614/1412 variables, 79/136 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1412 variables, 2/138 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1412 variables, 78/216 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1412 variables, 0/216 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 57/1469 variables, 30/246 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1469 variables, 27/273 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1469 variables, 0/273 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 493/1962 variables, 61/334 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1962 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 351/2313 variables, 92/426 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/2313 variables, 3/429 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/2313 variables, 63/492 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/2313 variables, 0/492 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (OVERLAPS) 33/2346 variables, 18/510 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/2346 variables, 1/511 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/2346 variables, 2/513 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/2346 variables, 0/513 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 23 (OVERLAPS) 81/2427 variables, 9/522 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/2427 variables, 0/522 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 25 (OVERLAPS) 37/2464 variables, 19/541 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/2464 variables, 1/542 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/2464 variables, 9/551 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/2464 variables, 0/551 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 29 (OVERLAPS) 1/2465 variables, 1/552 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/2465 variables, 0/552 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 31 (OVERLAPS) 64/2529 variables, 8/560 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/2529 variables, 0/560 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 33 (OVERLAPS) 33/2562 variables, 17/577 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 34 (INCLUDED_ONLY) 0/2562 variables, 1/578 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 35 (INCLUDED_ONLY) 0/2562 variables, 8/586 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 36 (INCLUDED_ONLY) 0/2562 variables, 0/586 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 37 (OVERLAPS) 1/2563 variables, 1/587 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 38 (INCLUDED_ONLY) 0/2563 variables, 0/587 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 39 (OVERLAPS) 49/2612 variables, 7/594 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 40 (INCLUDED_ONLY) 0/2612 variables, 0/594 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 41 (OVERLAPS) 29/2641 variables, 15/609 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 42 (INCLUDED_ONLY) 0/2641 variables, 1/610 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 43 (INCLUDED_ONLY) 0/2641 variables, 7/617 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 44 (INCLUDED_ONLY) 0/2641 variables, 0/617 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 45 (OVERLAPS) 1/2642 variables, 1/618 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 46 (INCLUDED_ONLY) 0/2642 variables, 0/618 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 47 (OVERLAPS) 36/2678 variables, 6/624 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 48 (INCLUDED_ONLY) 0/2678 variables, 0/624 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 49 (OVERLAPS) 25/2703 variables, 13/637 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 50 (INCLUDED_ONLY) 0/2703 variables, 1/638 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 51 (INCLUDED_ONLY) 0/2703 variables, 6/644 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 52 (INCLUDED_ONLY) 0/2703 variables, 0/644 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 53 (OVERLAPS) 1/2704 variables, 1/645 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 54 (INCLUDED_ONLY) 0/2704 variables, 0/645 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 55 (OVERLAPS) 25/2729 variables, 5/650 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 56 (INCLUDED_ONLY) 0/2729 variables, 0/650 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 57 (OVERLAPS) 21/2750 variables, 11/661 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 58 (INCLUDED_ONLY) 0/2750 variables, 1/662 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 59 (INCLUDED_ONLY) 0/2750 variables, 5/667 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 60 (INCLUDED_ONLY) 0/2750 variables, 0/667 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 61 (OVERLAPS) 1/2751 variables, 1/668 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 62 (INCLUDED_ONLY) 0/2751 variables, 0/668 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 63 (OVERLAPS) 16/2767 variables, 4/672 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 64 (INCLUDED_ONLY) 0/2767 variables, 0/672 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 65 (OVERLAPS) 17/2784 variables, 9/681 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 66 (INCLUDED_ONLY) 0/2784 variables, 1/682 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 67 (INCLUDED_ONLY) 0/2784 variables, 4/686 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 68 (INCLUDED_ONLY) 0/2784 variables, 0/686 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 69 (OVERLAPS) 1/2785 variables, 1/687 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 70 (INCLUDED_ONLY) 0/2785 variables, 0/687 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 71 (OVERLAPS) 9/2794 variables, 3/690 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 72 (INCLUDED_ONLY) 0/2794 variables, 0/690 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 73 (OVERLAPS) 13/2807 variables, 7/697 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 74 (INCLUDED_ONLY) 0/2807 variables, 1/698 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 75 (INCLUDED_ONLY) 0/2807 variables, 3/701 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 76 (INCLUDED_ONLY) 0/2807 variables, 0/701 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 77 (OVERLAPS) 1/2808 variables, 1/702 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 78 (INCLUDED_ONLY) 0/2808 variables, 0/702 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 79 (OVERLAPS) 4/2812 variables, 2/704 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 80 (INCLUDED_ONLY) 0/2812 variables, 0/704 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 81 (OVERLAPS) 9/2821 variables, 5/709 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 82 (INCLUDED_ONLY) 0/2821 variables, 1/710 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 83 (INCLUDED_ONLY) 0/2821 variables, 2/712 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 84 (INCLUDED_ONLY) 0/2821 variables, 0/712 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 85 (OVERLAPS) 1/2822 variables, 1/713 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 86 (INCLUDED_ONLY) 0/2822 variables, 0/713 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 87 (OVERLAPS) 1/2823 variables, 1/714 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 88 (INCLUDED_ONLY) 0/2823 variables, 0/714 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 89 (OVERLAPS) 4/2827 variables, 3/717 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 90 (INCLUDED_ONLY) 0/2827 variables, 1/718 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 91 (INCLUDED_ONLY) 0/2827 variables, 1/719 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 92 (INCLUDED_ONLY) 0/2827 variables, 0/719 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 93 (OVERLAPS) 0/2827 variables, 0/719 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2827/2827 variables, and 719 constraints, problems are : Problem set: 0 solved, 3 unsolved in 9091 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, State Equation: 377/377 constraints, ReadFeed: 324/324 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 46/51 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 747/798 variables, 51/54 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/798 variables, 3/57 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/798 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/798 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 614/1412 variables, 79/137 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1412 variables, 2/139 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1412 variables, 78/217 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1412 variables, 1/218 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1412 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 57/1469 variables, 30/248 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1469 variables, 27/275 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1469 variables, 0/275 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 493/1962 variables, 61/336 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1962 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (OVERLAPS) 351/2313 variables, 92/428 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/2313 variables, 3/431 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/2313 variables, 63/494 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/2313 variables, 1/495 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/2313 variables, 0/495 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (OVERLAPS) 33/2346 variables, 18/513 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/2346 variables, 1/514 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/2346 variables, 2/516 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/2346 variables, 0/516 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 26 (OVERLAPS) 81/2427 variables, 9/525 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/2427 variables, 0/525 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 28 (OVERLAPS) 37/2464 variables, 19/544 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/2464 variables, 1/545 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/2464 variables, 9/554 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/2464 variables, 0/554 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 32 (OVERLAPS) 1/2465 variables, 1/555 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/2465 variables, 0/555 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 34 (OVERLAPS) 64/2529 variables, 8/563 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 35 (INCLUDED_ONLY) 0/2529 variables, 0/563 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 36 (OVERLAPS) 33/2562 variables, 17/580 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 37 (INCLUDED_ONLY) 0/2562 variables, 1/581 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 38 (INCLUDED_ONLY) 0/2562 variables, 8/589 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 39 (INCLUDED_ONLY) 0/2562 variables, 0/589 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 40 (OVERLAPS) 1/2563 variables, 1/590 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 41 (INCLUDED_ONLY) 0/2563 variables, 0/590 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 42 (OVERLAPS) 49/2612 variables, 7/597 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 43 (INCLUDED_ONLY) 0/2612 variables, 0/597 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 44 (OVERLAPS) 29/2641 variables, 15/612 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 45 (INCLUDED_ONLY) 0/2641 variables, 1/613 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 46 (INCLUDED_ONLY) 0/2641 variables, 7/620 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 47 (INCLUDED_ONLY) 0/2641 variables, 0/620 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 48 (OVERLAPS) 1/2642 variables, 1/621 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 49 (INCLUDED_ONLY) 0/2642 variables, 0/621 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 50 (OVERLAPS) 36/2678 variables, 6/627 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 51 (INCLUDED_ONLY) 0/2678 variables, 0/627 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 52 (OVERLAPS) 25/2703 variables, 13/640 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 53 (INCLUDED_ONLY) 0/2703 variables, 1/641 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 54 (INCLUDED_ONLY) 0/2703 variables, 6/647 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 55 (INCLUDED_ONLY) 0/2703 variables, 0/647 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 56 (OVERLAPS) 1/2704 variables, 1/648 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 57 (INCLUDED_ONLY) 0/2704 variables, 0/648 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 58 (OVERLAPS) 25/2729 variables, 5/653 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 59 (INCLUDED_ONLY) 0/2729 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 60 (OVERLAPS) 21/2750 variables, 11/664 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 61 (INCLUDED_ONLY) 0/2750 variables, 1/665 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 62 (INCLUDED_ONLY) 0/2750 variables, 5/670 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 63 (INCLUDED_ONLY) 0/2750 variables, 0/670 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 64 (OVERLAPS) 1/2751 variables, 1/671 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 65 (INCLUDED_ONLY) 0/2751 variables, 0/671 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 66 (OVERLAPS) 16/2767 variables, 4/675 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 67 (INCLUDED_ONLY) 0/2767 variables, 0/675 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 68 (OVERLAPS) 17/2784 variables, 9/684 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 69 (INCLUDED_ONLY) 0/2784 variables, 1/685 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 70 (INCLUDED_ONLY) 0/2784 variables, 4/689 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 71 (INCLUDED_ONLY) 0/2784 variables, 0/689 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 72 (OVERLAPS) 1/2785 variables, 1/690 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 73 (INCLUDED_ONLY) 0/2785 variables, 0/690 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 74 (OVERLAPS) 9/2794 variables, 3/693 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 75 (INCLUDED_ONLY) 0/2794 variables, 0/693 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 76 (OVERLAPS) 13/2807 variables, 7/700 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 77 (INCLUDED_ONLY) 0/2807 variables, 1/701 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 78 (INCLUDED_ONLY) 0/2807 variables, 3/704 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 79 (INCLUDED_ONLY) 0/2807 variables, 0/704 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 80 (OVERLAPS) 1/2808 variables, 1/705 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 81 (INCLUDED_ONLY) 0/2808 variables, 0/705 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 82 (OVERLAPS) 4/2812 variables, 2/707 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 83 (INCLUDED_ONLY) 0/2812 variables, 0/707 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 84 (OVERLAPS) 9/2821 variables, 5/712 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 85 (INCLUDED_ONLY) 0/2821 variables, 1/713 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 86 (INCLUDED_ONLY) 0/2821 variables, 2/715 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 87 (INCLUDED_ONLY) 0/2821 variables, 0/715 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 88 (OVERLAPS) 1/2822 variables, 1/716 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 89 (INCLUDED_ONLY) 0/2822 variables, 0/716 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 90 (OVERLAPS) 1/2823 variables, 1/717 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 91 (INCLUDED_ONLY) 0/2823 variables, 0/717 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 92 (OVERLAPS) 4/2827 variables, 3/720 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 93 (INCLUDED_ONLY) 0/2827 variables, 1/721 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 94 (INCLUDED_ONLY) 0/2827 variables, 1/722 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 95 (INCLUDED_ONLY) 0/2827 variables, 0/722 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 96 (OVERLAPS) 0/2827 variables, 0/722 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2827/2827 variables, and 722 constraints, problems are : Problem set: 0 solved, 3 unsolved in 11981 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, State Equation: 377/377 constraints, ReadFeed: 324/324 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 21105ms problems are : Problem set: 0 solved, 3 unsolved
Finished Parikh walk after 28 steps, including 2 resets, run visited all 1 properties in 1 ms. (steps per millisecond=28 )
Parikh walk visited 3 properties in 44 ms.
Successfully simplified 2 atomic propositions for a total of 6 simplifications.
FORMULA LastZero-PT-N22-LTLCardinality-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 571 stabilizing places and 4554 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 571 transition count 4554
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
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 2 out of 571 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 571/571 places, 4554/4554 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 67 ms. Remains 570 /571 variables (removed 1) and now considering 4553/4554 (removed 1) transitions.
[2026-06-16 20:52:57] [INFO ] Flow matrix only has 4322 transitions (discarded 231 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9853657894688734375.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14364360368710962227.kers'
[2026-06-16 20:52:57] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9853657894688734375.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14364360368710962227.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 1 ms.
// Phase 1: matrix 4322 rows 569 cols 12162 entries
Finished phase 1 with 549 SingleSign rule and 0 generalized
[2026-06-16 20:52:57] [INFO ] Computed 21 invariants in 10 ms
Computed 21 P flows in 23 ms.
Exported basis to /tmp/petrispot-output-14364360368710962227.kers
Total runtime 26 ms.
[2026-06-16 20:52:58] [INFO ] Implicit Places using invariants in 478 ms returned []
[2026-06-16 20:52:58] [INFO ] Flow matrix only has 4322 transitions (discarded 231 similar events)
[2026-06-16 20:52:58] [INFO ] Invariant cache hit.
[2026-06-16 20:52:58] [INFO ] State equation strengthened by 506 read => feed constraints.
[2026-06-16 20:53:21] [INFO ] Implicit Places using invariants and state equation in 23738 ms returned []
Implicit Place search using SMT with State Equation took 24222 ms to find 0 implicit places.
[2026-06-16 20:53:22] [INFO ] Redundant transitions in 358 ms returned []
Running 4531 sub problems to find dead transitions.
[2026-06-16 20:53:22] [INFO ] Flow matrix only has 4322 transitions (discarded 231 similar events)
[2026-06-16 20:53:22] [INFO ] Invariant cache hit.
[2026-06-16 20:53:22] [INFO ] State equation strengthened by 506 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/569 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 4531 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 569/4892 variables, and 20 constraints, problems are : Problem set: 0 solved, 4531 unsolved in 30069 ms.
Refiners :[Positive P Invariants (semi-flows): 20/21 constraints, State Equation: 0/570 constraints, ReadFeed: 0/506 constraints, PredecessorRefiner: 4531/4531 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4531 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/569 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 4531 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 569/4892 variables, and 20 constraints, problems are : Problem set: 0 solved, 4531 unsolved in 30071 ms.
Refiners :[Positive P Invariants (semi-flows): 20/21 constraints, State Equation: 0/570 constraints, ReadFeed: 0/506 constraints, PredecessorRefiner: 0/4531 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 62860ms problems are : Problem set: 0 solved, 4531 unsolved
Search for dead transitions found 0 dead transitions in 62873ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 87539 ms. Remains : 570/571 places, 4553/4554 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 175 ms :[(NOT p0)]
Running random walk in product with property : LastZero-PT-N22-LTLCardinality-03
Stuttering criterion allowed to conclude after 65 steps with 0 reset in 4 ms.
FORMULA LastZero-PT-N22-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LastZero-PT-N22-LTLCardinality-03 finished in 87812 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(G((p0&&X(p1)))))'
Support contains 3 out of 571 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 571/571 places, 4554/4554 transitions.
Applied a total of 0 rules in 13 ms. Remains 571 /571 variables (removed 0) and now considering 4554/4554 (removed 0) transitions.
[2026-06-16 20:54:25] [INFO ] Flow matrix only has 4323 transitions (discarded 231 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7733952311025184069.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10519178727151920147.kers'
[2026-06-16 20:54:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7733952311025184069.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10519178727151920147.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 1 ms.
// Phase 1: matrix 4323 rows 570 cols 12164 entries
Finished phase 1 with 550 SingleSign rule and 0 generalized
[2026-06-16 20:54:25] [INFO ] Computed 21 invariants in 23 ms
Computed 21 P flows in 23 ms.
Exported basis to /tmp/petrispot-output-10519178727151920147.kers
Total runtime 26 ms.
[2026-06-16 20:54:25] [INFO ] Implicit Places using invariants in 540 ms returned []
[2026-06-16 20:54:25] [INFO ] Flow matrix only has 4323 transitions (discarded 231 similar events)
[2026-06-16 20:54:25] [INFO ] Invariant cache hit.
[2026-06-16 20:54:26] [INFO ] State equation strengthened by 506 read => feed constraints.
[2026-06-16 20:54:56] [INFO ] Performed 455/571 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-06-16 20:55:03] [INFO ] Implicit Places using invariants and state equation in 37929 ms returned []
Implicit Place search using SMT with State Equation took 38488 ms to find 0 implicit places.
Running 4532 sub problems to find dead transitions.
[2026-06-16 20:55:03] [INFO ] Flow matrix only has 4323 transitions (discarded 231 similar events)
[2026-06-16 20:55:03] [INFO ] Invariant cache hit.
[2026-06-16 20:55:03] [INFO ] State equation strengthened by 506 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/570 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 4532 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 570/4894 variables, and 21 constraints, problems are : Problem set: 0 solved, 4532 unsolved in 30074 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 0/571 constraints, ReadFeed: 0/506 constraints, PredecessorRefiner: 4532/4532 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4532 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/570 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 4532 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 570/4894 variables, and 21 constraints, problems are : Problem set: 0 solved, 4532 unsolved in 30067 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 0/571 constraints, ReadFeed: 0/506 constraints, PredecessorRefiner: 0/4532 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 62987ms problems are : Problem set: 0 solved, 4532 unsolved
Search for dead transitions found 0 dead transitions in 62999ms
Finished structural reductions in LTL mode , in 1 iterations and 101516 ms. Remains : 571/571 places, 4554/4554 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(G((p0&&X(p1)))))'
Stuttering acceptance computed with spot in 132 ms :[true, (OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0))]
Running random walk in product with property : LastZero-PT-N22-LTLCardinality-06
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA LastZero-PT-N22-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LastZero-PT-N22-LTLCardinality-06 finished in 101701 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(F((p0&&X(p1))))))'
Support contains 4 out of 571 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 571/571 places, 4554/4554 transitions.
Applied a total of 0 rules in 15 ms. Remains 571 /571 variables (removed 0) and now considering 4554/4554 (removed 0) transitions.
[2026-06-16 20:56:06] [INFO ] Flow matrix only has 4323 transitions (discarded 231 similar events)
[2026-06-16 20:56:06] [INFO ] Invariant cache hit.
[2026-06-16 20:56:07] [INFO ] Implicit Places using invariants in 383 ms returned []
[2026-06-16 20:56:07] [INFO ] Flow matrix only has 4323 transitions (discarded 231 similar events)
[2026-06-16 20:56:07] [INFO ] Invariant cache hit.
[2026-06-16 20:56:08] [INFO ] State equation strengthened by 506 read => feed constraints.
[2026-06-16 20:56:38] [INFO ] Performed 396/571 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-06-16 20:56:55] [INFO ] Implicit Places using invariants and state equation in 47632 ms returned []
Implicit Place search using SMT with State Equation took 48017 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 48038 ms. Remains : 571/571 places, 4554/4554 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(F((p0&&X(p1))))))'
Stuttering acceptance computed with spot in 190 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0))]
Running random walk in product with property : LastZero-PT-N22-LTLCardinality-09
Product exploration explored 100000 steps with 24994 reset in 603 ms.
Product exploration explored 100000 steps with 24990 reset in 561 ms.
Computed a total of 571 stabilizing places and 4554 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 571 transition count 4554
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge based reduction with 4 factoid took 63 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
RANDOM walk for 7821 steps (115 resets) in 77 ms. (100 steps per ms) remains 0/4 properties
Knowledge based reduction with 4 factoid took 101 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 162 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0))]
Knowledge-based reduction took 989 ms.
Stuttering acceptance computed with spot in 192 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0))]
Support contains 4 out of 571 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 571/571 places, 4554/4554 transitions.
Applied a total of 0 rules in 16 ms. Remains 571 /571 variables (removed 0) and now considering 4554/4554 (removed 0) transitions.
[2026-06-16 20:56:57] [INFO ] Flow matrix only has 4323 transitions (discarded 231 similar events)
[2026-06-16 20:56:57] [INFO ] Invariant cache hit.
[2026-06-16 20:56:58] [INFO ] Implicit Places using invariants in 414 ms returned []
[2026-06-16 20:56:58] [INFO ] Flow matrix only has 4323 transitions (discarded 231 similar events)
[2026-06-16 20:56:58] [INFO ] Invariant cache hit.
[2026-06-16 20:56:58] [INFO ] State equation strengthened by 506 read => feed constraints.
[2026-06-16 20:57:28] [INFO ] Performed 399/571 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-06-16 20:57:45] [INFO ] Implicit Places using invariants and state equation in 47296 ms returned []
Implicit Place search using SMT with State Equation took 47712 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 47730 ms. Remains : 571/571 places, 4554/4554 transitions.
Computed a total of 571 stabilizing places and 4554 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 571 transition count 4554
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge based reduction with 4 factoid took 81 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
RANDOM walk for 14146 steps (209 resets) in 112 ms. (125 steps per ms) remains 0/4 properties
Knowledge based reduction with 4 factoid took 121 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 181 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0))]
Knowledge-based reduction took 1046 ms.
Stuttering acceptance computed with spot in 207 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 174 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0))]
Product exploration explored 100000 steps with 24993 reset in 528 ms.
Product exploration explored 100000 steps with 24993 reset in 478 ms.
Spot run failed in 81 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/ltsmin5256074321088659800
[2026-06-16 20:57:47] [INFO ] Built C files in 75ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin5256074321088659800
Running compilation step : cd /tmp/ltsmin5256074321088659800;'/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'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin5256074321088659800;'/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' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin5256074321088659800;'/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' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 4 out of 571 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 571/571 places, 4554/4554 transitions.
Applied a total of 0 rules in 14 ms. Remains 571 /571 variables (removed 0) and now considering 4554/4554 (removed 0) transitions.
[2026-06-16 20:57:51] [INFO ] Flow matrix only has 4323 transitions (discarded 231 similar events)
[2026-06-16 20:57:51] [INFO ] Invariant cache hit.
[2026-06-16 20:57:51] [INFO ] Implicit Places using invariants in 397 ms returned []
[2026-06-16 20:57:51] [INFO ] Flow matrix only has 4323 transitions (discarded 231 similar events)
[2026-06-16 20:57:51] [INFO ] Invariant cache hit.
[2026-06-16 20:57:52] [INFO ] State equation strengthened by 506 read => feed constraints.
[2026-06-16 20:58:22] [INFO ] Performed 394/571 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-06-16 20:58:39] [INFO ] Implicit Places using invariants and state equation in 48102 ms returned []
Implicit Place search using SMT with State Equation took 48503 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 48520 ms. Remains : 571/571 places, 4554/4554 transitions.
Built C files in :
/tmp/ltsmin112445038871040156
[2026-06-16 20:58:39] [INFO ] Built C files in 36ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin112445038871040156
Running compilation step : cd /tmp/ltsmin112445038871040156;'/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'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin112445038871040156;'/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' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin112445038871040156;'/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' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2026-06-16 20:58:42] [INFO ] Flatten gal took : 101 ms
[2026-06-16 20:58:42] [INFO ] Flatten gal took : 93 ms
[2026-06-16 20:58:43] [INFO ] Time to serialize gal into /tmp/LTL5677676265566665011.gal : 35 ms
[2026-06-16 20:58:43] [INFO ] Time to serialize properties into /tmp/LTL17914427212531850955.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/LTL5677676265566665011.gal' '-t' 'CGAL' '-hoa' '/tmp/aut11191383747752094054.hoa' '-atoms' '/tmp/LTL17914427212531850955.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/LTL17914427212531850955.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut11191383747752094054.hoa
Detected timeout of ITS tools.
[2026-06-16 20:58:58] [INFO ] Flatten gal took : 79 ms
[2026-06-16 20:58:58] [INFO ] Flatten gal took : 81 ms
[2026-06-16 20:58:58] [INFO ] Time to serialize gal into /tmp/LTL9299923924517854004.gal : 24 ms
[2026-06-16 20:58:58] [INFO ] Time to serialize properties into /tmp/LTL12837189468231355666.ltl : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL9299923924517854004.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL12837189468231355666.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 : !((X(X(F(("(tmp_14_3<=tmp_3_3)")&&(X("(tmp_20_3<=tmp_13_9)")))))))
Formula 0 simplified : XXG(!"(tmp_14_3<=tmp_3_3)" | X!"(tmp_20_3<=tmp_13_9)")
Detected timeout of ITS tools.
[2026-06-16 20:59:13] [INFO ] Flatten gal took : 78 ms
[2026-06-16 20:59:13] [INFO ] Applying decomposition
[2026-06-16 20:59:13] [INFO ] Flatten gal took : 84 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/graph713952702245232857.txt' '-o' '/tmp/graph713952702245232857.bin' '-w' '/tmp/graph713952702245232857.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph713952702245232857.bin' '-l' '-1' '-v' '-w' '/tmp/graph713952702245232857.weights' '-q' '0' '-e' '0.001'
[2026-06-16 20:59:13] [INFO ] Decomposing Gal with order
[2026-06-16 20:59:13] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-06-16 20:59:14] [INFO ] Removed a total of 7772 redundant transitions.
[2026-06-16 20:59:14] [INFO ] Flatten gal took : 306 ms
[2026-06-16 20:59:14] [INFO ] Fuse similar labels procedure discarded/fused a total of 179 labels/synchronizations in 94 ms.
[2026-06-16 20:59:14] [INFO ] Time to serialize gal into /tmp/LTL3358094198811644266.gal : 19 ms
[2026-06-16 20:59:14] [INFO ] Time to serialize properties into /tmp/LTL14318564399528087487.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/LTL3358094198811644266.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL14318564399528087487.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 : !((X(X(F(("(gu248.tmp_14_3<=gu248.tmp_3_3)")&&(X("(gu161.tmp_20_3<=gu161.tmp_13_9)")))))))
Formula 0 simplified : XXG(!"(gu248.tmp_14_3<=gu248.tmp_3_3)" | X!"(gu161.tmp_20_3<=gu161.tmp_13_9)")
Detected timeout of ITS tools.
Treatment of property LastZero-PT-N22-LTLCardinality-09 finished in 202838 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' '!((p0 U X(G(p1))))'
Support contains 4 out of 571 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 571/571 places, 4554/4554 transitions.
Applied a total of 0 rules in 13 ms. Remains 571 /571 variables (removed 0) and now considering 4554/4554 (removed 0) transitions.
[2026-06-16 20:59:29] [INFO ] Flow matrix only has 4323 transitions (discarded 231 similar events)
[2026-06-16 20:59:29] [INFO ] Invariant cache hit.
[2026-06-16 20:59:30] [INFO ] Implicit Places using invariants in 414 ms returned []
[2026-06-16 20:59:30] [INFO ] Flow matrix only has 4323 transitions (discarded 231 similar events)
[2026-06-16 20:59:30] [INFO ] Invariant cache hit.
[2026-06-16 20:59:30] [INFO ] State equation strengthened by 506 read => feed constraints.
[2026-06-16 21:00:01] [INFO ] Performed 458/571 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-06-16 21:00:10] [INFO ] Implicit Places using invariants and state equation in 40474 ms returned []
Implicit Place search using SMT with State Equation took 40892 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 40905 ms. Remains : 571/571 places, 4554/4554 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' '!((p0 U X(G(p1))))'
Stuttering acceptance computed with spot in 105 ms :[(NOT p1), (NOT p1), true]
Running random walk in product with property : LastZero-PT-N22-LTLCardinality-10
Stuttering criterion allowed to conclude after 66 steps with 0 reset in 1 ms.
FORMULA LastZero-PT-N22-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LastZero-PT-N22-LTLCardinality-10 finished in 41066 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((p1 U X(p2))))))'
Support contains 4 out of 571 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 571/571 places, 4554/4554 transitions.
Applied a total of 0 rules in 11 ms. Remains 571 /571 variables (removed 0) and now considering 4554/4554 (removed 0) transitions.
[2026-06-16 21:00:10] [INFO ] Flow matrix only has 4323 transitions (discarded 231 similar events)
[2026-06-16 21:00:10] [INFO ] Invariant cache hit.
[2026-06-16 21:00:11] [INFO ] Implicit Places using invariants in 418 ms returned []
[2026-06-16 21:00:11] [INFO ] Flow matrix only has 4323 transitions (discarded 231 similar events)
[2026-06-16 21:00:11] [INFO ] Invariant cache hit.
[2026-06-16 21:00:11] [INFO ] State equation strengthened by 506 read => feed constraints.
[2026-06-16 21:00:42] [INFO ] Performed 300/571 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-06-16 21:01:06] [INFO ] Implicit Places using invariants and state equation in 54841 ms returned []
Implicit Place search using SMT with State Equation took 55264 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 55278 ms. Remains : 571/571 places, 4554/4554 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((X((p0 U X(p1)))||p2)))'
Stuttering acceptance computed with spot in 144 ms :[(AND (NOT p1) (NOT p2)), (NOT p1), (NOT p1), (NOT p1), true]
Running random walk in product with property : LastZero-PT-N22-LTLCardinality-13
Product exploration explored 100000 steps with 1640 reset in 497 ms.
Product exploration explored 100000 steps with 1641 reset in 466 ms.
Computed a total of 571 stabilizing places and 4554 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 571 transition count 4554
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge based reduction with 9 factoid took 75 ms. Reduced automaton from 5 states, 8 edges and 3 AP (stutter sensitive) to 5 states, 8 edges and 3 AP (stutter sensitive).
RANDOM walk for 40000 steps (596 resets) in 445 ms. (89 steps per ms) remains 3/5 properties
BEST_FIRST walk for 40004 steps (55 resets) in 95 ms. (416 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (54 resets) in 113 ms. (350 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (52 resets) in 99 ms. (400 steps per ms) remains 3/3 properties
[2026-06-16 21:01:08] [INFO ] Flow matrix only has 4323 transitions (discarded 231 similar events)
[2026-06-16 21:01:08] [INFO ] Invariant cache hit.
[2026-06-16 21:01:08] [INFO ] State equation strengthened by 506 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 28/30 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 410/440 variables, 30/32 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/440 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 84/524 variables, 28/60 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/524 variables, 28/88 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/524 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 2/526 variables, 2/90 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/526 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 386/912 variables, 56/146 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/912 variables, 0/146 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 612/1524 variables, 88/234 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1524 variables, 2/236 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1524 variables, 56/292 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1524 variables, 0/292 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (OVERLAPS) 76/1600 variables, 40/332 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1600 variables, 2/334 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1600 variables, 4/338 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1600 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (OVERLAPS) 7/1607 variables, 4/342 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1607 variables, 0/342 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (OVERLAPS) 4/1611 variables, 2/344 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1611 variables, 0/344 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 24 (OVERLAPS) 4/1615 variables, 2/346 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1615 variables, 0/346 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 26 (OVERLAPS) 3/1618 variables, 2/348 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1618 variables, 0/348 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 28 (OVERLAPS) 2/1620 variables, 1/349 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/1620 variables, 0/349 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 30 (OVERLAPS) 2/1622 variables, 1/350 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/1622 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 32 (OVERLAPS) 2/1624 variables, 1/351 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/1624 variables, 0/351 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 34 (OVERLAPS) 2/1626 variables, 1/352 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 35 (INCLUDED_ONLY) 0/1626 variables, 0/352 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 36 (OVERLAPS) 2591/4217 variables, 70/422 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 37 (INCLUDED_ONLY) 0/4217 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 38 (OVERLAPS) 663/4880 variables, 355/777 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 39 (INCLUDED_ONLY) 0/4880 variables, 15/792 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 40 (INCLUDED_ONLY) 0/4880 variables, 292/1084 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 41 (INCLUDED_ONLY) 0/4880 variables, 0/1084 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 42 (OVERLAPS) 14/4894 variables, 14/1098 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 43 (INCLUDED_ONLY) 0/4894 variables, 0/1098 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 44 (OVERLAPS) 0/4894 variables, 0/1098 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4894/4894 variables, and 1098 constraints, problems are : Problem set: 0 solved, 3 unsolved in 2446 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 571/571 constraints, ReadFeed: 506/506 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 28/30 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 410/440 variables, 30/32 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/440 variables, 3/35 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/440 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 84/524 variables, 28/63 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/524 variables, 28/91 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/524 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 2/526 variables, 2/93 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/526 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 386/912 variables, 56/149 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/912 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 612/1524 variables, 88/237 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1524 variables, 2/239 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1524 variables, 56/295 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1524 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (OVERLAPS) 76/1600 variables, 40/335 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1600 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1600 variables, 4/341 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1600 variables, 0/341 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (OVERLAPS) 7/1607 variables, 4/345 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1607 variables, 0/345 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 23 (OVERLAPS) 4/1611 variables, 2/347 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1611 variables, 0/347 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 25 (OVERLAPS) 4/1615 variables, 2/349 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1615 variables, 0/349 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 27 (OVERLAPS) 3/1618 variables, 2/351 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/1618 variables, 0/351 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 29 (OVERLAPS) 2/1620 variables, 1/352 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/1620 variables, 0/352 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 31 (OVERLAPS) 2/1622 variables, 1/353 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/1622 variables, 0/353 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 33 (OVERLAPS) 2/1624 variables, 1/354 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 34 (INCLUDED_ONLY) 0/1624 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 35 (OVERLAPS) 2/1626 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 36 (INCLUDED_ONLY) 0/1626 variables, 0/355 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 37 (OVERLAPS) 2591/4217 variables, 70/425 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 38 (INCLUDED_ONLY) 0/4217 variables, 0/425 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 39 (OVERLAPS) 663/4880 variables, 355/780 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 40 (INCLUDED_ONLY) 0/4880 variables, 15/795 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem apf4 is UNSAT
At refinement iteration 41 (INCLUDED_ONLY) 0/4880 variables, 292/1087 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 42 (INCLUDED_ONLY) 0/4880 variables, 0/1087 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 43 (OVERLAPS) 14/4894 variables, 14/1101 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 44 (INCLUDED_ONLY) 0/4894 variables, 0/1101 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 45 (OVERLAPS) 0/4894 variables, 0/1101 constraints. Problems are: Problem set: 1 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 4894/4894 variables, and 1101 constraints, problems are : Problem set: 1 solved, 2 unsolved in 4898 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 571/571 constraints, ReadFeed: 506/506 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7364ms problems are : Problem set: 1 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Finished Parikh walk after 17 steps, including 0 resets, run visited all 2 properties in 1 ms. (steps per millisecond=17 )
Parikh walk visited 2 properties in 1 ms.
Found 1 invariant AP formulas.
Knowledge based reduction with 10 factoid took 197 ms. Reduced automaton from 5 states, 8 edges and 3 AP (stutter sensitive) to 5 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 162 ms :[(AND (NOT p1) (NOT p2)), (NOT p1), (NOT p1), (NOT p1), true]
Knowledge-based reduction took 8769 ms.
Stuttering acceptance computed with spot in 195 ms :[(AND (NOT p1) (NOT p2)), (NOT p1), (NOT p1), (NOT p1), true]
Support contains 4 out of 571 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 571/571 places, 4554/4554 transitions.
Applied a total of 0 rules in 16 ms. Remains 571 /571 variables (removed 0) and now considering 4554/4554 (removed 0) transitions.
[2026-06-16 21:01:16] [INFO ] Flow matrix only has 4323 transitions (discarded 231 similar events)
[2026-06-16 21:01:16] [INFO ] Invariant cache hit.
[2026-06-16 21:01:16] [INFO ] Implicit Places using invariants in 396 ms returned []
[2026-06-16 21:01:16] [INFO ] Flow matrix only has 4323 transitions (discarded 231 similar events)
[2026-06-16 21:01:16] [INFO ] Invariant cache hit.
[2026-06-16 21:01:17] [INFO ] State equation strengthened by 506 read => feed constraints.
[2026-06-16 21:01:47] [INFO ] Performed 305/571 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-06-16 21:02:08] [INFO ] Implicit Places using invariants and state equation in 52280 ms returned []
Implicit Place search using SMT with State Equation took 52680 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 52697 ms. Remains : 571/571 places, 4554/4554 transitions.
Computed a total of 571 stabilizing places and 4554 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 571 transition count 4554
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge based reduction with 6 factoid took 116 ms. Reduced automaton from 5 states, 7 edges and 3 AP (stutter sensitive) to 5 states, 7 edges and 3 AP (stutter sensitive).
RANDOM walk for 40000 steps (596 resets) in 263 ms. (151 steps per ms) remains 1/3 properties
BEST_FIRST walk for 40002 steps (54 resets) in 129 ms. (307 steps per ms) remains 1/1 properties
[2026-06-16 21:02:09] [INFO ] Flow matrix only has 4323 transitions (discarded 231 similar events)
[2026-06-16 21:02:09] [INFO ] Invariant cache hit.
[2026-06-16 21:02:09] [INFO ] State equation strengthened by 506 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 17/18 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/18 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 289/307 variables, 18/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/307 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 51/358 variables, 17/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/358 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/358 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/359 variables, 1/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/359 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 274/633 variables, 34/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/633 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 411/1044 variables, 53/141 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1044 variables, 1/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1044 variables, 34/176 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1044 variables, 0/176 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 44/1088 variables, 23/199 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1088 variables, 1/200 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1088 variables, 2/202 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1088 variables, 0/202 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 4/1092 variables, 2/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1092 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 4/1096 variables, 2/206 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1096 variables, 0/206 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 4/1100 variables, 2/208 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1100 variables, 0/208 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 3/1103 variables, 2/210 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1103 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 2/1105 variables, 1/211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/1105 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (OVERLAPS) 2/1107 variables, 1/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/1107 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 32 (OVERLAPS) 2/1109 variables, 1/213 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/1109 variables, 0/213 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 34 (OVERLAPS) 2/1111 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 35 (INCLUDED_ONLY) 0/1111 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 36 (OVERLAPS) 2/1113 variables, 1/215 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 37 (INCLUDED_ONLY) 0/1113 variables, 0/215 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 38 (OVERLAPS) 2/1115 variables, 1/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 39 (INCLUDED_ONLY) 0/1115 variables, 0/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 40 (OVERLAPS) 2/1117 variables, 1/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 41 (INCLUDED_ONLY) 0/1117 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 42 (OVERLAPS) 2/1119 variables, 1/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 43 (INCLUDED_ONLY) 0/1119 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 44 (OVERLAPS) 2/1121 variables, 1/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 45 (INCLUDED_ONLY) 0/1121 variables, 0/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 46 (OVERLAPS) 2/1123 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 47 (INCLUDED_ONLY) 0/1123 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 48 (OVERLAPS) 2944/4067 variables, 52/272 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 49 (INCLUDED_ONLY) 0/4067 variables, 0/272 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 50 (OVERLAPS) 809/4876 variables, 423/695 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 51 (INCLUDED_ONLY) 0/4876 variables, 18/713 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 52 (INCLUDED_ONLY) 0/4876 variables, 367/1080 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 53 (INCLUDED_ONLY) 0/4876 variables, 0/1080 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 54 (OVERLAPS) 18/4894 variables, 18/1098 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 55 (INCLUDED_ONLY) 0/4894 variables, 0/1098 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 56 (OVERLAPS) 0/4894 variables, 0/1098 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4894/4894 variables, and 1098 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1229 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 571/571 constraints, ReadFeed: 506/506 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 17/18 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/18 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 289/307 variables, 18/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/307 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/307 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 51/358 variables, 17/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/358 variables, 17/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/358 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1/359 variables, 1/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/359 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 274/633 variables, 34/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/633 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 411/1044 variables, 53/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1044 variables, 1/143 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1044 variables, 34/177 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1044 variables, 0/177 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 44/1088 variables, 23/200 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1088 variables, 1/201 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1088 variables, 2/203 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1088 variables, 0/203 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 4/1092 variables, 2/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1092 variables, 0/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 4/1096 variables, 2/207 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1096 variables, 0/207 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 4/1100 variables, 2/209 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1100 variables, 0/209 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 3/1103 variables, 2/211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/1103 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 2/1105 variables, 1/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/1105 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (OVERLAPS) 2/1107 variables, 1/213 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/1107 variables, 0/213 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 33 (OVERLAPS) 2/1109 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 34 (INCLUDED_ONLY) 0/1109 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 35 (OVERLAPS) 2/1111 variables, 1/215 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 36 (INCLUDED_ONLY) 0/1111 variables, 0/215 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 37 (OVERLAPS) 2/1113 variables, 1/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 38 (INCLUDED_ONLY) 0/1113 variables, 0/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 39 (OVERLAPS) 2/1115 variables, 1/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 40 (INCLUDED_ONLY) 0/1115 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 41 (OVERLAPS) 2/1117 variables, 1/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 42 (INCLUDED_ONLY) 0/1117 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 43 (OVERLAPS) 2/1119 variables, 1/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 44 (INCLUDED_ONLY) 0/1119 variables, 0/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 45 (OVERLAPS) 2/1121 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 46 (INCLUDED_ONLY) 0/1121 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 47 (OVERLAPS) 2/1123 variables, 1/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 48 (INCLUDED_ONLY) 0/1123 variables, 0/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 49 (OVERLAPS) 2944/4067 variables, 52/273 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 50 (INCLUDED_ONLY) 0/4067 variables, 0/273 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 51 (OVERLAPS) 809/4876 variables, 423/696 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 52 (INCLUDED_ONLY) 0/4876 variables, 18/714 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 53 (INCLUDED_ONLY) 0/4876 variables, 367/1081 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 54 (INCLUDED_ONLY) 0/4876 variables, 0/1081 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 55 (OVERLAPS) 18/4894 variables, 18/1099 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 56 (INCLUDED_ONLY) 0/4894 variables, 0/1099 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 57 (OVERLAPS) 0/4894 variables, 0/1099 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 4894/4894 variables, and 1099 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2216 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 571/571 constraints, ReadFeed: 506/506 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3460ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 17 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=17 )
Parikh walk visited 1 properties in 2 ms.
Knowledge based reduction with 6 factoid took 174 ms. Reduced automaton from 5 states, 7 edges and 3 AP (stutter sensitive) to 5 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 176 ms :[(AND (NOT p1) (NOT p2)), (NOT p1), (NOT p1), (NOT p1), true]
Knowledge-based reduction took 4710 ms.
Stuttering acceptance computed with spot in 143 ms :[(AND (NOT p1) (NOT p2)), (NOT p1), (NOT p1), (NOT p1), true]
Stuttering acceptance computed with spot in 157 ms :[(AND (NOT p1) (NOT p2)), (NOT p1), (NOT p1), (NOT p1), true]
Product exploration explored 100000 steps with 1643 reset in 405 ms.
Product exploration explored 100000 steps with 1624 reset in 401 ms.
Spot run failed in 45 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/ltsmin14484802937353753321
[2026-06-16 21:02:14] [INFO ] Built C files in 46ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin14484802937353753321
Running compilation step : cd /tmp/ltsmin14484802937353753321;'/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'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin14484802937353753321;'/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' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin14484802937353753321;'/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' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 4 out of 571 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 571/571 places, 4554/4554 transitions.
Applied a total of 0 rules in 7 ms. Remains 571 /571 variables (removed 0) and now considering 4554/4554 (removed 0) transitions.
[2026-06-16 21:02:17] [INFO ] Flow matrix only has 4323 transitions (discarded 231 similar events)
[2026-06-16 21:02:17] [INFO ] Invariant cache hit.
[2026-06-16 21:02:18] [INFO ] Implicit Places using invariants in 383 ms returned []
[2026-06-16 21:02:18] [INFO ] Flow matrix only has 4323 transitions (discarded 231 similar events)
[2026-06-16 21:02:18] [INFO ] Invariant cache hit.
[2026-06-16 21:02:18] [INFO ] State equation strengthened by 506 read => feed constraints.
[2026-06-16 21:02:49] [INFO ] Performed 338/571 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-06-16 21:03:08] [INFO ] Implicit Places using invariants and state equation in 49989 ms returned []
Implicit Place search using SMT with State Equation took 50376 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 50384 ms. Remains : 571/571 places, 4554/4554 transitions.
Built C files in :
/tmp/ltsmin13919713136977515314
[2026-06-16 21:03:08] [INFO ] Built C files in 39ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin13919713136977515314
Running compilation step : cd /tmp/ltsmin13919713136977515314;'/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'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin13919713136977515314;'/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' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin13919713136977515314;'/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' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2026-06-16 21:03:11] [INFO ] Flatten gal took : 120 ms
[2026-06-16 21:03:11] [INFO ] Flatten gal took : 81 ms
[2026-06-16 21:03:11] [INFO ] Time to serialize gal into /tmp/LTL7428593891667961398.gal : 16 ms
[2026-06-16 21:03:11] [INFO ] Time to serialize properties into /tmp/LTL658091527910879642.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/LTL7428593891667961398.gal' '-t' 'CGAL' '-hoa' '/tmp/aut15232961427013383198.hoa' '-atoms' '/tmp/LTL658091527910879642.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/LTL658091527910879642.prop.
Loaded 3 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut15232961427013383198.hoa
Detected timeout of ITS tools.
[2026-06-16 21:03:26] [INFO ] Flatten gal took : 81 ms
[2026-06-16 21:03:26] [INFO ] Flatten gal took : 62 ms
[2026-06-16 21:03:26] [INFO ] Time to serialize gal into /tmp/LTL11743710328841008275.gal : 13 ms
[2026-06-16 21:03:26] [INFO ] Time to serialize properties into /tmp/LTL3424836344883338418.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/LTL11743710328841008275.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL3424836344883338418.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 : !((G((X(("(array_12_3<=0)")U(X("(array_18_9<=0)"))))||("((array_12_3<=0)&&(array_13_6<=lastzero_8))"))))
Formula 0 simplified : F(!"((array_12_3<=0)&&(array_13_6<=lastzero_8))" & X(!"(array_12_3<=0)" R X!"(array_18_9<=0)"))
Detected timeout of ITS tools.
[2026-06-16 21:03:42] [INFO ] Flatten gal took : 68 ms
[2026-06-16 21:03:42] [INFO ] Applying decomposition
[2026-06-16 21:03:42] [INFO ] Flatten gal took : 73 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/graph10850210537732680221.txt' '-o' '/tmp/graph10850210537732680221.bin' '-w' '/tmp/graph10850210537732680221.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph10850210537732680221.bin' '-l' '-1' '-v' '-w' '/tmp/graph10850210537732680221.weights' '-q' '0' '-e' '0.001'
[2026-06-16 21:03:42] [INFO ] Decomposing Gal with order
[2026-06-16 21:03:42] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-06-16 21:03:42] [INFO ] Removed a total of 7709 redundant transitions.
[2026-06-16 21:03:42] [INFO ] Flatten gal took : 126 ms
[2026-06-16 21:03:42] [INFO ] Fuse similar labels procedure discarded/fused a total of 146 labels/synchronizations in 55 ms.
[2026-06-16 21:03:42] [INFO ] Time to serialize gal into /tmp/LTL14405466246059572809.gal : 14 ms
[2026-06-16 21:03:42] [INFO ] Time to serialize properties into /tmp/LTL7996975301960308433.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/LTL14405466246059572809.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL7996975301960308433.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 : !((G((X(("(gi6.gi2.gu155.array_12_3<=0)")U(X("(gi5.gi1.gu63.array_18_9<=0)"))))||("((gi6.gi2.gu155.array_12_3<=0)&&(gu19.array_13_6<=g...176
Formula 0 simplified : F(!"((gi6.gi2.gu155.array_12_3<=0)&&(gu19.array_13_6<=gu19.lastzero_8))" & X(!"(gi6.gi2.gu155.array_12_3<=0)" R X!"(gi5.gi1.gu63.arr...169
Detected timeout of ITS tools.
Treatment of property LastZero-PT-N22-LTLCardinality-13 finished in 226991 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(F((p0&&X(p1))))))'
Spot run failed in 40 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' '!(G((p0||X((p1 U X(p2))))))'
Spot run failed in 39 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.
[2026-06-16 21:03:58] [INFO ] Flatten gal took : 65 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin18266739330489864576
[2026-06-16 21:03:58] [INFO ] Too many transitions (4554) to apply POR reductions. Disabling POR matrices.
[2026-06-16 21:03:58] [INFO ] Applying decomposition
[2026-06-16 21:03:58] [INFO ] Built C files in 60ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin18266739330489864576
Running compilation step : cd /tmp/ltsmin18266739330489864576;'/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'
[2026-06-16 21:03:58] [INFO ] Flatten gal took : 67 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/graph10687152704002987822.txt' '-o' '/tmp/graph10687152704002987822.bin' '-w' '/tmp/graph10687152704002987822.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph10687152704002987822.bin' '-l' '-1' '-v' '-w' '/tmp/graph10687152704002987822.weights' '-q' '0' '-e' '0.001'
[2026-06-16 21:03:58] [INFO ] Decomposing Gal with order
[2026-06-16 21:03:58] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-06-16 21:03:58] [INFO ] Removed a total of 7776 redundant transitions.
[2026-06-16 21:03:58] [INFO ] Flatten gal took : 114 ms
[2026-06-16 21:03:58] [INFO ] Fuse similar labels procedure discarded/fused a total of 168 labels/synchronizations in 34 ms.
[2026-06-16 21:03:58] [INFO ] Time to serialize gal into /tmp/LTLCardinality12648230931900767533.gal : 13 ms
[2026-06-16 21:03:58] [INFO ] Time to serialize properties into /tmp/LTLCardinality8014497181277646647.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/LTLCardinality12648230931900767533.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLCardinality8014497181277646647.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 2 LTL properties
Checking formula 0 : !((X(X(F(("(gu245.tmp_14_3<=gu245.tmp_3_3)")&&(X("(gu208.tmp_20_3<=gu208.tmp_13_9)")))))))
Formula 0 simplified : XXG(!"(gu245.tmp_14_3<=gu245.tmp_3_3)" | X!"(gu208.tmp_20_3<=gu208.tmp_13_9)")
Compilation finished in 11875 ms.
Running link step : cd /tmp/ltsmin18266739330489864576;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 70 ms.
Running LTSmin : cd /tmp/ltsmin18266739330489864576;'/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)&&X((LTLAPp1==true))))))' '--buchi-type=spotba'
Reverse transition relation is NOT exact ! Due to transitions gi0.gu5.t596, gi0.gu127.t507, gi0.gu137.t706, gi0.t848, gi0.t847, gi0.t845, gi0.t844, gi0.t84...3639
Computing Next relation with stutter on 2.09715e+06 deadlock states
WARNING : LTSmin timed out (>900 s) on command cd /tmp/ltsmin18266739330489864576;'/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)&&X((LTLAPp1==true))))))' '--buchi-type=spotba'
Running LTSmin : cd /tmp/ltsmin18266739330489864576;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--ltl' '[](((LTLAPp2==true)||X(((LTLAPp3==true) U X((LTLAPp4==true))))))' '--buchi-type=spotba'
9667 unique states visited
0 strongly connected components in search stack
14241 transitions explored
55 items max in DFS search stack
131474 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,1314.93,6813116,1,0,17912,2.16192e+07,22,9205,12738,2.68447e+07,344
no accepting run found
Formula 0 is TRUE no accepting run found.
FORMULA LastZero-PT-N22-LTLCardinality-09 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Checking formula 1 : !((G(("((gi0.gu139.array_12_3<=0)&&(gu17.array_13_6<=gu17.lastzero_8))")||(X(("(gi0.gu139.array_12_3<=0)")U(X("(gi3.gi1.gu191.array_18...169
Formula 1 simplified : F(!"((gi0.gu139.array_12_3<=0)&&(gu17.array_13_6<=gu17.lastzero_8))" & X(!"(gi0.gu139.array_12_3<=0)" R X!"(gi3.gi1.gu191.array_18_9...162
Computing Next relation with stutter on 2.09715e+06 deadlock states
71 unique states visited
71 strongly connected components in search stack
72 transitions explored
71 items max in DFS search stack
3038 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,1345.32,6813300,1,0,17912,2.16192e+07,39,9205,16504,2.68447e+07,1089
an accepting run exists (use option '-e' to print it)
Formula 1 is FALSE accepting run found.
FORMULA LastZero-PT-N22-LTLCardinality-13 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Total runtime 2206926 ms.

BK_STOP 1781645199342

--------------------
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
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -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 LTLCardinality -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="LastZero-PT-N22"
export BK_EXAMINATION="LTLCardinality"
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 LastZero-PT-N22, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r354-tall-178024402800139"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/LastZero-PT-N22.tgz
mv LastZero-PT-N22 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "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 [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.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 '' LTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
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 ;