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-178024402700044.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-COL-N18, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r354-tall-178024402700044
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 468K
-rw-r--r-- 1 mcc users 6.1K May 27 10:26 CTLCardinality.txt
-rw-r--r-- 1 mcc users 59K May 27 10:26 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K May 27 10:26 CTLFireability.txt
-rw-r--r-- 1 mcc users 56K May 27 10:26 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K May 27 10:53 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 27 10:53 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 27 10:54 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 27 10:54 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 May 26 18:17 NewModel
-rw-r--r-- 1 mcc users 11K May 27 10:26 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 99K May 27 10:26 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K May 27 10:26 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 89K May 27 10:26 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 27 10:54 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 27 10:54 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 26 18:17 equiv_pt
-rw-r--r-- 1 mcc users 4 May 26 18:17 instance
-rw-r--r-- 1 mcc users 5 May 26 18:17 iscolored
-rw-r--r-- 1 mcc users 38K Jun 10 17:28 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-COL-N18-LTLFireability-00
FORMULA_NAME LastZero-COL-N18-LTLFireability-01
FORMULA_NAME LastZero-COL-N18-LTLFireability-02
FORMULA_NAME LastZero-COL-N18-LTLFireability-03
FORMULA_NAME LastZero-COL-N18-LTLFireability-04
FORMULA_NAME LastZero-COL-N18-LTLFireability-05
FORMULA_NAME LastZero-COL-N18-LTLFireability-06
FORMULA_NAME LastZero-COL-N18-LTLFireability-07
FORMULA_NAME LastZero-COL-N18-LTLFireability-08
FORMULA_NAME LastZero-COL-N18-LTLFireability-09
FORMULA_NAME LastZero-COL-N18-LTLFireability-10
FORMULA_NAME LastZero-COL-N18-LTLFireability-11
FORMULA_NAME LastZero-COL-N18-LTLFireability-12
FORMULA_NAME LastZero-COL-N18-LTLFireability-13
FORMULA_NAME LastZero-COL-N18-LTLFireability-14
FORMULA_NAME LastZero-COL-N18-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1781118860039

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=LastZero-COL-N18
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
LTLFireability COL
Running Version 202604301425
[2026-06-10 19:14:21] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-06-10 19:14:21] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-06-10 19:14:21] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2026-06-10 19:14:21] [WARNING] Using fallBack plugin, rng conformance not checked
[2026-06-10 19:14:22] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 614 ms
[2026-06-10 19:14:22] [INFO ] Imported 4 HL places and 3 HL transitions for a total of 760 PT places and 7581.0 transition bindings in 18 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 10 ms.
Working with output stream class java.io.PrintStream
[2026-06-10 19:14:22] [INFO ] Built PT skeleton of HLPN with 4 places and 3 transitions 11 arcs in 7 ms.
[2026-06-10 19:14:22] [INFO ] Skeletonized 9 HLPN properties in 1 ms. Removed 7 properties that had guard overlaps.
Initial state reduction rules removed 1 formulas.
FORMULA LastZero-COL-N18-LTLFireability-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 4 stabilizing places and 2 stable transitions
Remains 1 properties that can be checked using skeleton over-approximation.
Reduce places removed 2 places and 0 transitions.
RANDOM walk for 4 steps (0 resets) in 5 ms. (0 steps per ms) remains 0/1 properties
[2026-06-10 19:14:22] [INFO ] Flatten gal took : 14 ms
[2026-06-10 19:14:22] [INFO ] Flatten gal took : 0 ms
Domain [ID(19), ID(19)] of place array breaks symmetries in sort ID
[2026-06-10 19:14:22] [INFO ] Unfolded HLPN to a Petri net with 760 places and 7507 transitions 23169 arcs in 109 ms.
[2026-06-10 19:14:22] [INFO ] Unfolded 15 HLPN properties in 9 ms.
Initial state reduction rules removed 1 formulas.
Deduced a syphon composed of 362 places in 30 ms
Reduce places removed 362 places and 4885 transitions.
Reduce places removed 1 places and 0 transitions.
FORMULA LastZero-COL-N18-LTLFireability-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 396 out of 397 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 397/397 places, 2622/2622 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 396 transition count 2622
Applied a total of 1 rules in 33 ms. Remains 396 /397 variables (removed 1) and now considering 2622/2622 (removed 0) transitions.
[2026-06-10 19:14:24] [INFO ] Flow matrix only has 2469 transitions (discarded 153 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15021486719865431813.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17222848174209060185.kers'
[2026-06-10 19:14:24] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15021486719865431813.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17222848174209060185.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 2469 rows 395 cols 6874 entries
Finished phase 1 with 378 SingleSign rule and 0 generalized
[2026-06-10 19:14:24] [INFO ] Computed 18 invariants in 6 ms
Computed 18 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-17222848174209060185.kers
Total runtime 12 ms.
[2026-06-10 19:14:24] [INFO ] Implicit Places using invariants in 268 ms returned []
[2026-06-10 19:14:24] [INFO ] Flow matrix only has 2469 transitions (discarded 153 similar events)
[2026-06-10 19:14:24] [INFO ] Invariant cache hit.
[2026-06-10 19:14:25] [INFO ] State equation strengthened by 342 read => feed constraints.
[2026-06-10 19:14:25] [INFO ] Implicit Places using invariants and state equation in 777 ms returned []
Implicit Place search using SMT with State Equation took 1078 ms to find 0 implicit places.
Running 2604 sub problems to find dead transitions.
[2026-06-10 19:14:25] [INFO ] Flow matrix only has 2469 transitions (discarded 153 similar events)
[2026-06-10 19:14:25] [INFO ] Invariant cache hit.
[2026-06-10 19:14:25] [INFO ] State equation strengthened by 342 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/395 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 2604 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 395/2865 variables, and 18 constraints, problems are : Problem set: 0 solved, 2604 unsolved in 30068 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, State Equation: 0/396 constraints, ReadFeed: 0/342 constraints, PredecessorRefiner: 2604/2604 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2604 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/395 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 2604 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 395/2865 variables, and 18 constraints, problems are : Problem set: 0 solved, 2604 unsolved in 30082 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, State Equation: 0/396 constraints, ReadFeed: 0/342 constraints, PredecessorRefiner: 0/2604 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61526ms problems are : Problem set: 0 solved, 2604 unsolved
Search for dead transitions found 0 dead transitions in 61567ms
Starting structural reductions in LTL mode, iteration 1 : 396/397 places, 2622/2622 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62740 ms. Remains : 396/397 places, 2622/2622 transitions.
Starting structural reductions in LTL mode, iteration 0 : 396/396 places, 2622/2622 transitions.
Applied a total of 0 rules in 8 ms. Remains 396 /396 variables (removed 0) and now considering 2622/2622 (removed 0) transitions.
[2026-06-10 19:15:27] [INFO ] Flow matrix only has 2469 transitions (discarded 153 similar events)
[2026-06-10 19:15:27] [INFO ] Invariant cache hit.
[2026-06-10 19:15:27] [INFO ] Implicit Places using invariants in 68 ms returned []
[2026-06-10 19:15:27] [INFO ] Flow matrix only has 2469 transitions (discarded 153 similar events)
[2026-06-10 19:15:27] [INFO ] Invariant cache hit.
[2026-06-10 19:15:27] [INFO ] State equation strengthened by 342 read => feed constraints.
[2026-06-10 19:15:27] [INFO ] Implicit Places using invariants and state equation in 506 ms returned []
Implicit Place search using SMT with State Equation took 576 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 585 ms. Remains : 396/396 places, 2622/2622 transitions.
Support contains 396 out of 396 places after structural reductions.
[2026-06-10 19:15:28] [INFO ] Flatten gal took : 278 ms
[2026-06-10 19:15:29] [INFO ] Flatten gal took : 240 ms
[2026-06-10 19:15:30] [INFO ] Input system was already deterministic with 2622 transitions.
Reduction of identical properties reduced properties to check from 7 to 5
RANDOM walk for 191 steps (1 resets) in 258 ms. (0 steps per ms) remains 0/5 properties
Computed a total of 396 stabilizing places and 2622 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 396 transition count 2622
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' '!(X(F(p0)))'
Support contains 188 out of 396 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 396/396 places, 2622/2622 transitions.
Applied a total of 0 rules in 13 ms. Remains 396 /396 variables (removed 0) and now considering 2622/2622 (removed 0) transitions.
[2026-06-10 19:15:31] [INFO ] Flow matrix only has 2469 transitions (discarded 153 similar events)
[2026-06-10 19:15:31] [INFO ] Invariant cache hit.
[2026-06-10 19:15:31] [INFO ] Implicit Places using invariants in 190 ms returned []
[2026-06-10 19:15:31] [INFO ] Flow matrix only has 2469 transitions (discarded 153 similar events)
[2026-06-10 19:15:31] [INFO ] Invariant cache hit.
[2026-06-10 19:15:32] [INFO ] State equation strengthened by 342 read => feed constraints.
[2026-06-10 19:15:35] [INFO ] Implicit Places using invariants and state equation in 4103 ms returned [170]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 4304 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 395/396 places, 2622/2622 transitions.
Applied a total of 0 rules in 14 ms. Remains 395 /395 variables (removed 0) and now considering 2622/2622 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 4332 ms. Remains : 395/396 places, 2622/2622 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Stuttering acceptance computed with spot in 197 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : LastZero-COL-N18-LTLFireability-01
Product exploration explored 100000 steps with 50000 reset in 465 ms.
Product exploration explored 100000 steps with 50000 reset in 383 ms.
Computed a total of 395 stabilizing places and 2622 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 395 transition count 2622
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)...)
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 4 factoid took 42 ms. Proved property starting from automaton with 2 states, 2 edges and 1 AP (stutter sensitive
Knowledge-based reduction took 417 ms.
FORMULA LastZero-COL-N18-LTLFireability-01 TRUE TECHNIQUES KNOWLEDGE
Treatment of property LastZero-COL-N18-LTLFireability-01 finished in 5886 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 189 out of 396 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 396/396 places, 2622/2622 transitions.
Applied a total of 0 rules in 10 ms. Remains 396 /396 variables (removed 0) and now considering 2622/2622 (removed 0) transitions.
[2026-06-10 19:15:37] [INFO ] Flow matrix only has 2469 transitions (discarded 153 similar events)
[2026-06-10 19:15:37] [INFO ] Invariant cache hit.
[2026-06-10 19:15:37] [INFO ] Implicit Places using invariants in 181 ms returned []
[2026-06-10 19:15:37] [INFO ] Flow matrix only has 2469 transitions (discarded 153 similar events)
[2026-06-10 19:15:37] [INFO ] Invariant cache hit.
[2026-06-10 19:15:37] [INFO ] State equation strengthened by 342 read => feed constraints.
[2026-06-10 19:15:46] [INFO ] Implicit Places using invariants and state equation in 9072 ms returned [170]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 9261 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 395/396 places, 2622/2622 transitions.
Applied a total of 0 rules in 9 ms. Remains 395 /395 variables (removed 0) and now considering 2622/2622 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 9280 ms. Remains : 395/396 places, 2622/2622 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Stuttering acceptance computed with spot in 90 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : LastZero-COL-N18-LTLFireability-02
Product exploration explored 100000 steps with 4143 reset in 1317 ms.
Product exploration explored 100000 steps with 4135 reset in 1243 ms.
Computed a total of 395 stabilizing places and 2622 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 395 transition count 2622
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 3 factoid took 117 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
RANDOM walk for 102 steps (0 resets) in 20 ms. (4 steps per ms) remains 0/1 properties
Knowledge based reduction with 3 factoid took 102 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 88 ms :[(NOT p0), (NOT p0)]
[2026-06-10 19:15:49] [INFO ] Flow matrix only has 2469 transitions (discarded 153 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15860018720586132063.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2975661950717151297.kers'
[2026-06-10 19:15:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15860018720586132063.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2975661950717151297.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 1 ms.
// Phase 1: matrix 2469 rows 394 cols 6856 entries
Finished phase 1 with 378 SingleSign rule and 0 generalized
[2026-06-10 19:15:50] [INFO ] Computed 17 invariants in 13 ms
Computed 17 P flows in 14 ms.
Exported basis to /tmp/petrispot-output-2975661950717151297.kers
Total runtime 20 ms.
[2026-06-10 19:15:58] [INFO ] [Real]Absence check using 17 positive place invariants in 15 ms returned sat
[2026-06-10 19:16:00] [INFO ] [Real]Absence check using state equation in 1810 ms returned sat
[2026-06-10 19:16:00] [INFO ] Solution in real domain found non-integer solution.
[2026-06-10 19:16:08] [INFO ] [Nat]Absence check using 17 positive place invariants in 12 ms returned sat
[2026-06-10 19:16:09] [INFO ] [Nat]Absence check using state equation in 1174 ms returned sat
[2026-06-10 19:16:09] [INFO ] State equation strengthened by 342 read => feed constraints.
[2026-06-10 19:16:09] [INFO ] [Nat]Added 342 Read/Feed constraints in 109 ms returned sat
[2026-06-10 19:16:09] [INFO ] Computed and/alt/rep : 423/1964/422 causal constraints (skipped 2029 transitions) in 171 ms.
[2026-06-10 19:16:10] [INFO ] Added : 23 causal constraints over 5 iterations in 956 ms. Result :sat
Could not prove EG (NOT p0)
Knowledge-based reduction took 21191 ms.
Stuttering acceptance computed with spot in 67 ms :[(NOT p0), (NOT p0)]
Support contains 189 out of 395 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 395/395 places, 2622/2622 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 65 ms. Remains 394 /395 variables (removed 1) and now considering 2621/2622 (removed 1) transitions.
[2026-06-10 19:16:10] [INFO ] Flow matrix only has 2468 transitions (discarded 153 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17065392964809097553.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16337775821611450606.kers'
[2026-06-10 19:16:10] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17065392964809097553.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16337775821611450606.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 2468 rows 393 cols 6854 entries
Finished phase 1 with 377 SingleSign rule and 0 generalized
[2026-06-10 19:16:10] [INFO ] Computed 17 invariants in 5 ms
Computed 17 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-16337775821611450606.kers
Total runtime 9 ms.
[2026-06-10 19:16:10] [INFO ] Implicit Places using invariants in 182 ms returned []
[2026-06-10 19:16:10] [INFO ] Flow matrix only has 2468 transitions (discarded 153 similar events)
[2026-06-10 19:16:10] [INFO ] Invariant cache hit.
[2026-06-10 19:16:11] [INFO ] State equation strengthened by 342 read => feed constraints.
[2026-06-10 19:16:17] [INFO ] Implicit Places using invariants and state equation in 6475 ms returned []
Implicit Place search using SMT with State Equation took 6661 ms to find 0 implicit places.
[2026-06-10 19:16:17] [INFO ] Redundant transitions in 169 ms returned []
Running 2603 sub problems to find dead transitions.
[2026-06-10 19:16:17] [INFO ] Flow matrix only has 2468 transitions (discarded 153 similar events)
[2026-06-10 19:16:17] [INFO ] Invariant cache hit.
[2026-06-10 19:16:17] [INFO ] State equation strengthened by 342 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/393 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 2603 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 393/2862 variables, and 16 constraints, problems are : Problem set: 0 solved, 2603 unsolved in 30049 ms.
Refiners :[Positive P Invariants (semi-flows): 16/17 constraints, State Equation: 0/394 constraints, ReadFeed: 0/342 constraints, PredecessorRefiner: 2603/2603 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2603 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/393 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 2603 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 393/2862 variables, and 16 constraints, problems are : Problem set: 0 solved, 2603 unsolved in 30050 ms.
Refiners :[Positive P Invariants (semi-flows): 16/17 constraints, State Equation: 0/394 constraints, ReadFeed: 0/342 constraints, PredecessorRefiner: 0/2603 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61023ms problems are : Problem set: 0 solved, 2603 unsolved
Search for dead transitions found 0 dead transitions in 61032ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 67950 ms. Remains : 394/395 places, 2621/2622 transitions.
Computed a total of 394 stabilizing places and 2621 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 394 transition count 2621
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 3 factoid took 99 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
RANDOM walk for 82 steps (0 resets) in 7 ms. (10 steps per ms) remains 0/1 properties
Knowledge based reduction with 3 factoid took 103 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 91 ms :[(NOT p0), (NOT p0)]
[2026-06-10 19:17:19] [INFO ] Flow matrix only has 2468 transitions (discarded 153 similar events)
[2026-06-10 19:17:19] [INFO ] Invariant cache hit.
[2026-06-10 19:17:27] [INFO ] [Real]Absence check using 17 positive place invariants in 15 ms returned sat
[2026-06-10 19:17:29] [INFO ] [Real]Absence check using state equation in 1436 ms returned sat
[2026-06-10 19:17:29] [INFO ] Solution in real domain found non-integer solution.
[2026-06-10 19:17:36] [INFO ] [Nat]Absence check using 17 positive place invariants in 14 ms returned sat
[2026-06-10 19:17:38] [INFO ] [Nat]Absence check using state equation in 1150 ms returned sat
[2026-06-10 19:17:38] [INFO ] State equation strengthened by 342 read => feed constraints.
[2026-06-10 19:17:38] [INFO ] [Nat]Added 342 Read/Feed constraints in 204 ms returned sat
[2026-06-10 19:17:38] [INFO ] Computed and/alt/rep : 422/1962/421 causal constraints (skipped 2029 transitions) in 141 ms.
[2026-06-10 19:17:39] [INFO ] Added : 20 causal constraints over 4 iterations in 849 ms. Result :sat
Could not prove EG (NOT p0)
Knowledge-based reduction took 20777 ms.
Stuttering acceptance computed with spot in 81 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 80 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 4171 reset in 1249 ms.
Product exploration explored 100000 steps with 4188 reset in 1355 ms.
Built C files in :
/tmp/ltsmin1447017449681441025
[2026-06-10 19:17:42] [INFO ] Too many transitions (2621) to apply POR reductions. Disabling POR matrices.
[2026-06-10 19:17:42] [INFO ] Built C files in 56ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin1447017449681441025
Running compilation step : cd /tmp/ltsmin1447017449681441025;'/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/ltsmin1447017449681441025;'/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/ltsmin1447017449681441025;'/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 189 out of 394 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 394/394 places, 2621/2621 transitions.
Applied a total of 0 rules in 42 ms. Remains 394 /394 variables (removed 0) and now considering 2621/2621 (removed 0) transitions.
[2026-06-10 19:17:45] [INFO ] Flow matrix only has 2468 transitions (discarded 153 similar events)
[2026-06-10 19:17:45] [INFO ] Invariant cache hit.
[2026-06-10 19:17:45] [INFO ] Implicit Places using invariants in 160 ms returned []
[2026-06-10 19:17:45] [INFO ] Flow matrix only has 2468 transitions (discarded 153 similar events)
[2026-06-10 19:17:45] [INFO ] Invariant cache hit.
[2026-06-10 19:17:45] [INFO ] State equation strengthened by 342 read => feed constraints.
[2026-06-10 19:17:51] [INFO ] Implicit Places using invariants and state equation in 6462 ms returned []
Implicit Place search using SMT with State Equation took 6644 ms to find 0 implicit places.
[2026-06-10 19:17:51] [INFO ] Redundant transitions in 84 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 6788 ms. Remains : 394/394 places, 2621/2621 transitions.
Built C files in :
/tmp/ltsmin5931552265434195952
[2026-06-10 19:17:51] [INFO ] Too many transitions (2621) to apply POR reductions. Disabling POR matrices.
[2026-06-10 19:17:51] [INFO ] Built C files in 27ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin5931552265434195952
Running compilation step : cd /tmp/ltsmin5931552265434195952;'/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/ltsmin5931552265434195952;'/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/ltsmin5931552265434195952;'/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)
[2026-06-10 19:17:55] [INFO ] Flatten gal took : 65 ms
[2026-06-10 19:17:55] [INFO ] Flatten gal took : 52 ms
[2026-06-10 19:17:55] [INFO ] Time to serialize gal into /tmp/LTL4790098629880540991.gal : 20 ms
[2026-06-10 19:17:55] [INFO ] Time to serialize properties into /tmp/LTL4161046699302742373.prop : 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/LTL4790098629880540991.gal' '-t' 'CGAL' '-hoa' '/tmp/aut10499177870224948349.hoa' '-atoms' '/tmp/LTL4161046699302742373.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...318
Loading property file /tmp/LTL4161046699302742373.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut10499177870224948349.hoa
Detected timeout of ITS tools.
[2026-06-10 19:18:10] [INFO ] Flatten gal took : 52 ms
[2026-06-10 19:18:10] [INFO ] Flatten gal took : 56 ms
[2026-06-10 19:18:10] [INFO ] Time to serialize gal into /tmp/LTL12186220009078884958.gal : 13 ms
[2026-06-10 19:18:10] [INFO ] Time to serialize properties into /tmp/LTL5629966050126050525.ltl : 8 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL12186220009078884958.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL5629966050126050525.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(F("((((((((((array_217>=1)&&(lastzero_11>=1))||((array_320>=1)&&(lastzero_16>=1)))||(((array_178>=1)&&(lastzero_9>=1))||((array_2...6469
Formula 0 simplified : XG!"((((((((((array_217>=1)&&(lastzero_11>=1))||((array_320>=1)&&(lastzero_16>=1)))||(((array_178>=1)&&(lastzero_9>=1))||((array_256...6463
Detected timeout of ITS tools.
[2026-06-10 19:18:25] [INFO ] Flatten gal took : 41 ms
[2026-06-10 19:18:25] [INFO ] Applying decomposition
[2026-06-10 19:18:26] [INFO ] Flatten gal took : 44 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/graph5363565765584364186.txt' '-o' '/tmp/graph5363565765584364186.bin' '-w' '/tmp/graph5363565765584364186.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph5363565765584364186.bin' '-l' '-1' '-v' '-w' '/tmp/graph5363565765584364186.weights' '-q' '0' '-e' '0.001'
[2026-06-10 19:18:26] [INFO ] Decomposing Gal with order
[2026-06-10 19:18:26] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-06-10 19:18:26] [INFO ] Removed a total of 4235 redundant transitions.
[2026-06-10 19:18:26] [INFO ] Flatten gal took : 224 ms
[2026-06-10 19:18:26] [INFO ] Fuse similar labels procedure discarded/fused a total of 61 labels/synchronizations in 47 ms.
[2026-06-10 19:18:26] [INFO ] Time to serialize gal into /tmp/LTL13544368058710343698.gal : 20 ms
[2026-06-10 19:18:26] [INFO ] Time to serialize properties into /tmp/LTL10530426267717863571.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/LTL13544368058710343698.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL10530426267717863571.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...256
Read 1 LTL properties
Checking formula 0 : !((X(F("((((((((((i10.u36.array_217>=1)&&(u89.lastzero_11>=1))||((i5.u64.array_320>=1)&&(u89.lastzero_16>=1)))||(((i2.u22.array_178>=1...8567
Formula 0 simplified : XG!"((((((((((i10.u36.array_217>=1)&&(u89.lastzero_11>=1))||((i5.u64.array_320>=1)&&(u89.lastzero_16>=1)))||(((i2.u22.array_178>=1)&...8561
Reverse transition relation is NOT exact ! Due to transitions i0.i0.t196, i0.i0.t197, i0.i0.t198, i0.i0.u0.t191, i0.i1.t185, i0.i1.t187, i0.i1.t2451, i0.i1...2088
Computing Next relation with stutter on 131072 deadlock states
Detected timeout of ITS tools.
Treatment of property LastZero-COL-N18-LTLFireability-02 finished in 184548 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((p0&&(!p0 U p1)))))'
Support contains 378 out of 396 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 396/396 places, 2622/2622 transitions.
Applied a total of 0 rules in 26 ms. Remains 396 /396 variables (removed 0) and now considering 2622/2622 (removed 0) transitions.
[2026-06-10 19:18:41] [INFO ] Flow matrix only has 2469 transitions (discarded 153 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5023005031853755116.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9023986837344213505.kers'
[2026-06-10 19:18:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5023005031853755116.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9023986837344213505.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 2469 rows 395 cols 6874 entries
Finished phase 1 with 378 SingleSign rule and 0 generalized
[2026-06-10 19:18:41] [INFO ] Computed 18 invariants in 8 ms
Computed 18 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-9023986837344213505.kers
Total runtime 10 ms.
[2026-06-10 19:18:42] [INFO ] Implicit Places using invariants in 411 ms returned []
[2026-06-10 19:18:42] [INFO ] Flow matrix only has 2469 transitions (discarded 153 similar events)
[2026-06-10 19:18:42] [INFO ] Invariant cache hit.
[2026-06-10 19:18:42] [INFO ] State equation strengthened by 342 read => feed constraints.
[2026-06-10 19:18:43] [INFO ] Implicit Places using invariants and state equation in 822 ms returned []
Implicit Place search using SMT with State Equation took 1248 ms to find 0 implicit places.
[2026-06-10 19:18:43] [INFO ] Redundant transitions in 79 ms returned []
Running 2604 sub problems to find dead transitions.
[2026-06-10 19:18:43] [INFO ] Flow matrix only has 2469 transitions (discarded 153 similar events)
[2026-06-10 19:18:43] [INFO ] Invariant cache hit.
[2026-06-10 19:18:43] [INFO ] State equation strengthened by 342 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/395 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 2604 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 395/2865 variables, and 18 constraints, problems are : Problem set: 0 solved, 2604 unsolved in 30045 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, State Equation: 0/396 constraints, ReadFeed: 0/342 constraints, PredecessorRefiner: 2604/2604 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2604 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/395 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 2604 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 395/2865 variables, and 18 constraints, problems are : Problem set: 0 solved, 2604 unsolved in 30049 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, State Equation: 0/396 constraints, ReadFeed: 0/342 constraints, PredecessorRefiner: 0/2604 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61023ms problems are : Problem set: 0 solved, 2604 unsolved
Search for dead transitions found 0 dead transitions in 61030ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 62414 ms. Remains : 396/396 places, 2622/2622 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 U p1)&&p0))))'
Stuttering acceptance computed with spot in 46 ms :[(OR (NOT p0) (NOT p1))]
Running random walk in product with property : LastZero-COL-N18-LTLFireability-03
Stuttering criterion allowed to conclude after 54 steps with 0 reset in 49 ms.
FORMULA LastZero-COL-N18-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LastZero-COL-N18-LTLFireability-03 finished in 62775 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F((p0&&(F(G(p0)) U !p1))) U X(X(G(p2)))))'
Support contains 396 out of 396 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 396/396 places, 2622/2622 transitions.
Applied a total of 0 rules in 8 ms. Remains 396 /396 variables (removed 0) and now considering 2622/2622 (removed 0) transitions.
[2026-06-10 19:19:44] [INFO ] Flow matrix only has 2469 transitions (discarded 153 similar events)
[2026-06-10 19:19:44] [INFO ] Invariant cache hit.
[2026-06-10 19:19:44] [INFO ] Implicit Places using invariants in 79 ms returned []
[2026-06-10 19:19:44] [INFO ] Flow matrix only has 2469 transitions (discarded 153 similar events)
[2026-06-10 19:19:44] [INFO ] Invariant cache hit.
[2026-06-10 19:19:45] [INFO ] State equation strengthened by 342 read => feed constraints.
[2026-06-10 19:19:45] [INFO ] Implicit Places using invariants and state equation in 522 ms returned []
Implicit Place search using SMT with State Equation took 622 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 631 ms. Remains : 396/396 places, 2622/2622 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(((F(G(p0)) U !p1)&&p0)) U X(X(G(p2)))))'
Stuttering acceptance computed with spot in 342 ms :[(OR (AND (NOT p0) (NOT p2)) (AND p1 (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND p1 (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND p1 (NOT p2))), (AND (NOT p0) (NOT p2)), (AND p1 (NOT p2)), (NOT p2), (OR (NOT p0) p1), (NOT p0), p1]
Running random walk in product with property : LastZero-COL-N18-LTLFireability-04
Product exploration timeout after 89720 steps with 17757 reset in 10002 ms.
Product exploration timeout after 95130 steps with 18580 reset in 10003 ms.
Computed a total of 396 stabilizing places and 2622 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 396 transition count 2622
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)...)
Property proved to be false by K+ with min(phi)
Knowledge based reduction with 11 factoid took 23 ms. Proved property starting from automaton with 9 states, 23 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 1058 ms.
FORMULA LastZero-COL-N18-LTLFireability-04 FALSE TECHNIQUES KNOWLEDGE
Treatment of property LastZero-COL-N18-LTLFireability-04 finished in 22125 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 360 out of 396 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 396/396 places, 2622/2622 transitions.
Applied a total of 0 rules in 23 ms. Remains 396 /396 variables (removed 0) and now considering 2622/2622 (removed 0) transitions.
[2026-06-10 19:20:06] [INFO ] Flow matrix only has 2469 transitions (discarded 153 similar events)
[2026-06-10 19:20:06] [INFO ] Invariant cache hit.
[2026-06-10 19:20:06] [INFO ] Implicit Places using invariants in 98 ms returned []
[2026-06-10 19:20:06] [INFO ] Flow matrix only has 2469 transitions (discarded 153 similar events)
[2026-06-10 19:20:06] [INFO ] Invariant cache hit.
[2026-06-10 19:20:07] [INFO ] State equation strengthened by 342 read => feed constraints.
[2026-06-10 19:20:07] [INFO ] Implicit Places using invariants and state equation in 929 ms returned []
Implicit Place search using SMT with State Equation took 1051 ms to find 0 implicit places.
[2026-06-10 19:20:07] [INFO ] Redundant transitions in 81 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1162 ms. Remains : 396/396 places, 2622/2622 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
Running random walk in product with property : LastZero-COL-N18-LTLFireability-05
Stuttering criterion allowed to conclude after 54 steps with 0 reset in 9 ms.
FORMULA LastZero-COL-N18-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LastZero-COL-N18-LTLFireability-05 finished in 1320 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 189 out of 396 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 396/396 places, 2622/2622 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 33 ms. Remains 395 /396 variables (removed 1) and now considering 2621/2622 (removed 1) transitions.
[2026-06-10 19:20:08] [INFO ] Flow matrix only has 2468 transitions (discarded 153 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1075124661547070705.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-422367418226599770.kers'
[2026-06-10 19:20:08] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1075124661547070705.kers, --Pflows, --basisKERS=/tmp/petrispot-output-422367418226599770.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 2468 rows 394 cols 6872 entries
Finished phase 1 with 377 SingleSign rule and 0 generalized
[2026-06-10 19:20:08] [INFO ] Computed 18 invariants in 5 ms
Computed 18 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-422367418226599770.kers
Total runtime 8 ms.
[2026-06-10 19:20:08] [INFO ] Implicit Places using invariants in 368 ms returned []
[2026-06-10 19:20:08] [INFO ] Flow matrix only has 2468 transitions (discarded 153 similar events)
[2026-06-10 19:20:08] [INFO ] Invariant cache hit.
[2026-06-10 19:20:08] [INFO ] State equation strengthened by 342 read => feed constraints.
[2026-06-10 19:20:16] [INFO ] Implicit Places using invariants and state equation in 7676 ms returned [170]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 8052 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 394/396 places, 2621/2622 transitions.
Applied a total of 0 rules in 45 ms. Remains 394 /394 variables (removed 0) and now considering 2621/2621 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 8151 ms. Remains : 394/396 places, 2621/2622 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Stuttering acceptance computed with spot in 49 ms :[(NOT p0)]
Running random walk in product with property : LastZero-COL-N18-LTLFireability-06
Product exploration explored 100000 steps with 4219 reset in 1370 ms.
Product exploration explored 100000 steps with 4200 reset in 1322 ms.
Computed a total of 394 stabilizing places and 2621 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 394 transition count 2621
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 3 factoid took 64 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
RANDOM walk for 41 steps (0 resets) in 7 ms. (5 steps per ms) remains 0/1 properties
Knowledge based reduction with 3 factoid took 74 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 27 ms :[(NOT p0)]
[2026-06-10 19:20:19] [INFO ] Flow matrix only has 2468 transitions (discarded 153 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11144620406434706983.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3074669671791644198.kers'
[2026-06-10 19:20:19] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11144620406434706983.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3074669671791644198.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 1 ms.
// Phase 1: matrix 2468 rows 393 cols 6854 entries
Finished phase 1 with 377 SingleSign rule and 0 generalized
[2026-06-10 19:20:19] [INFO ] Computed 17 invariants in 7 ms
Computed 17 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-3074669671791644198.kers
Total runtime 8 ms.
[2026-06-10 19:20:28] [INFO ] [Real]Absence check using 17 positive place invariants in 14 ms returned sat
[2026-06-10 19:20:29] [INFO ] [Real]Absence check using state equation in 1417 ms returned sat
[2026-06-10 19:20:29] [INFO ] Solution in real domain found non-integer solution.
[2026-06-10 19:20:37] [INFO ] [Nat]Absence check using 17 positive place invariants in 12 ms returned sat
[2026-06-10 19:20:38] [INFO ] [Nat]Absence check using state equation in 1093 ms returned sat
[2026-06-10 19:20:38] [INFO ] State equation strengthened by 342 read => feed constraints.
[2026-06-10 19:20:38] [INFO ] [Nat]Added 342 Read/Feed constraints in 194 ms returned sat
[2026-06-10 19:20:38] [INFO ] Computed and/alt/rep : 422/1962/421 causal constraints (skipped 2029 transitions) in 121 ms.
[2026-06-10 19:20:39] [INFO ] Added : 20 causal constraints over 4 iterations in 875 ms. Result :sat
Could not prove EG (NOT p0)
Knowledge-based reduction took 20739 ms.
Stuttering acceptance computed with spot in 47 ms :[(NOT p0)]
Support contains 189 out of 394 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 394/394 places, 2621/2621 transitions.
Applied a total of 0 rules in 26 ms. Remains 394 /394 variables (removed 0) and now considering 2621/2621 (removed 0) transitions.
[2026-06-10 19:20:39] [INFO ] Flow matrix only has 2468 transitions (discarded 153 similar events)
[2026-06-10 19:20:39] [INFO ] Invariant cache hit.
[2026-06-10 19:20:39] [INFO ] Implicit Places using invariants in 166 ms returned []
[2026-06-10 19:20:39] [INFO ] Flow matrix only has 2468 transitions (discarded 153 similar events)
[2026-06-10 19:20:39] [INFO ] Invariant cache hit.
[2026-06-10 19:20:40] [INFO ] State equation strengthened by 342 read => feed constraints.
[2026-06-10 19:20:46] [INFO ] Implicit Places using invariants and state equation in 6296 ms returned []
Implicit Place search using SMT with State Equation took 6465 ms to find 0 implicit places.
[2026-06-10 19:20:46] [INFO ] Redundant transitions in 83 ms returned []
Running 2603 sub problems to find dead transitions.
[2026-06-10 19:20:46] [INFO ] Flow matrix only has 2468 transitions (discarded 153 similar events)
[2026-06-10 19:20:46] [INFO ] Invariant cache hit.
[2026-06-10 19:20:46] [INFO ] State equation strengthened by 342 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/393 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 2603 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 393/2862 variables, and 16 constraints, problems are : Problem set: 0 solved, 2603 unsolved in 30047 ms.
Refiners :[Positive P Invariants (semi-flows): 16/17 constraints, State Equation: 0/394 constraints, ReadFeed: 0/342 constraints, PredecessorRefiner: 2603/2603 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2603 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/393 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 2603 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 393/2862 variables, and 16 constraints, problems are : Problem set: 0 solved, 2603 unsolved in 30053 ms.
Refiners :[Positive P Invariants (semi-flows): 16/17 constraints, State Equation: 0/394 constraints, ReadFeed: 0/342 constraints, PredecessorRefiner: 0/2603 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61144ms problems are : Problem set: 0 solved, 2603 unsolved
Search for dead transitions found 0 dead transitions in 61150ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 67745 ms. Remains : 394/394 places, 2621/2621 transitions.
Computed a total of 394 stabilizing places and 2621 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 394 transition count 2621
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 3 factoid took 96 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
RANDOM walk for 89 steps (0 resets) in 14 ms. (5 steps per ms) remains 0/1 properties
Knowledge based reduction with 3 factoid took 99 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 52 ms :[(NOT p0)]
[2026-06-10 19:21:48] [INFO ] Flow matrix only has 2468 transitions (discarded 153 similar events)
[2026-06-10 19:21:48] [INFO ] Invariant cache hit.
[2026-06-10 19:21:56] [INFO ] [Real]Absence check using 17 positive place invariants in 15 ms returned sat
[2026-06-10 19:21:58] [INFO ] [Real]Absence check using state equation in 1446 ms returned sat
[2026-06-10 19:21:58] [INFO ] Solution in real domain found non-integer solution.
[2026-06-10 19:22:05] [INFO ] [Nat]Absence check using 17 positive place invariants in 21 ms returned sat
[2026-06-10 19:22:07] [INFO ] [Nat]Absence check using state equation in 1126 ms returned sat
[2026-06-10 19:22:07] [INFO ] State equation strengthened by 342 read => feed constraints.
[2026-06-10 19:22:07] [INFO ] [Nat]Added 342 Read/Feed constraints in 194 ms returned sat
[2026-06-10 19:22:07] [INFO ] Computed and/alt/rep : 422/1962/421 causal constraints (skipped 2029 transitions) in 126 ms.
[2026-06-10 19:22:07] [INFO ] Added : 20 causal constraints over 4 iterations in 712 ms. Result :sat
Could not prove EG (NOT p0)
Knowledge-based reduction took 20455 ms.
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 43 ms :[(NOT p0)]
Product exploration explored 100000 steps with 4242 reset in 1358 ms.
Product exploration explored 100000 steps with 4213 reset in 1342 ms.
Built C files in :
/tmp/ltsmin17675999005208505040
[2026-06-10 19:22:10] [INFO ] Too many transitions (2621) to apply POR reductions. Disabling POR matrices.
[2026-06-10 19:22:10] [INFO ] Built C files in 24ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin17675999005208505040
Running compilation step : cd /tmp/ltsmin17675999005208505040;'/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/ltsmin17675999005208505040;'/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/ltsmin17675999005208505040;'/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 189 out of 394 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 394/394 places, 2621/2621 transitions.
Applied a total of 0 rules in 20 ms. Remains 394 /394 variables (removed 0) and now considering 2621/2621 (removed 0) transitions.
[2026-06-10 19:22:13] [INFO ] Flow matrix only has 2468 transitions (discarded 153 similar events)
[2026-06-10 19:22:13] [INFO ] Invariant cache hit.
[2026-06-10 19:22:14] [INFO ] Implicit Places using invariants in 170 ms returned []
[2026-06-10 19:22:14] [INFO ] Flow matrix only has 2468 transitions (discarded 153 similar events)
[2026-06-10 19:22:14] [INFO ] Invariant cache hit.
[2026-06-10 19:22:14] [INFO ] State equation strengthened by 342 read => feed constraints.
[2026-06-10 19:22:20] [INFO ] Implicit Places using invariants and state equation in 6857 ms returned []
Implicit Place search using SMT with State Equation took 7030 ms to find 0 implicit places.
[2026-06-10 19:22:21] [INFO ] Redundant transitions in 86 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 7147 ms. Remains : 394/394 places, 2621/2621 transitions.
Built C files in :
/tmp/ltsmin15036932699363846146
[2026-06-10 19:22:21] [INFO ] Too many transitions (2621) to apply POR reductions. Disabling POR matrices.
[2026-06-10 19:22:21] [INFO ] Built C files in 30ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin15036932699363846146
Running compilation step : cd /tmp/ltsmin15036932699363846146;'/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/ltsmin15036932699363846146;'/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/ltsmin15036932699363846146;'/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)
[2026-06-10 19:22:24] [INFO ] Flatten gal took : 47 ms
[2026-06-10 19:22:24] [INFO ] Flatten gal took : 48 ms
[2026-06-10 19:22:24] [INFO ] Time to serialize gal into /tmp/LTL10243598775697517144.gal : 12 ms
[2026-06-10 19:22:24] [INFO ] Time to serialize properties into /tmp/LTL3594185283473776967.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/LTL10243598775697517144.gal' '-t' 'CGAL' '-hoa' '/tmp/aut17749002710135214370.hoa' '-atoms' '/tmp/LTL3594185283473776967.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/LTL3594185283473776967.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut17749002710135214370.hoa
Detected timeout of ITS tools.
[2026-06-10 19:22:39] [INFO ] Flatten gal took : 38 ms
[2026-06-10 19:22:39] [INFO ] Flatten gal took : 37 ms
[2026-06-10 19:22:39] [INFO ] Time to serialize gal into /tmp/LTL15527813989985197769.gal : 9 ms
[2026-06-10 19:22:39] [INFO ] Time to serialize properties into /tmp/LTL9840156561812563419.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/LTL15527813989985197769.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL9840156561812563419.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((F("((((((((((array_217>=1)&&(lastzero_11>=1))||((array_320>=1)&&(lastzero_16>=1)))||(((array_178>=1)&&(lastzero_9>=1))||((array_256...6466
Formula 0 simplified : G!"((((((((((array_217>=1)&&(lastzero_11>=1))||((array_320>=1)&&(lastzero_16>=1)))||(((array_178>=1)&&(lastzero_9>=1))||((array_256>...6462
Detected timeout of ITS tools.
[2026-06-10 19:22:54] [INFO ] Flatten gal took : 42 ms
[2026-06-10 19:22:54] [INFO ] Applying decomposition
[2026-06-10 19:22:54] [INFO ] Flatten gal took : 40 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/graph4009433634493634579.txt' '-o' '/tmp/graph4009433634493634579.bin' '-w' '/tmp/graph4009433634493634579.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph4009433634493634579.bin' '-l' '-1' '-v' '-w' '/tmp/graph4009433634493634579.weights' '-q' '0' '-e' '0.001'
[2026-06-10 19:22:54] [INFO ] Decomposing Gal with order
[2026-06-10 19:22:54] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-06-10 19:22:54] [INFO ] Removed a total of 4238 redundant transitions.
[2026-06-10 19:22:54] [INFO ] Flatten gal took : 79 ms
[2026-06-10 19:22:54] [INFO ] Fuse similar labels procedure discarded/fused a total of 59 labels/synchronizations in 20 ms.
[2026-06-10 19:22:54] [INFO ] Time to serialize gal into /tmp/LTL15743487496070072683.gal : 9 ms
[2026-06-10 19:22:54] [INFO ] Time to serialize properties into /tmp/LTL3663731885153469054.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/LTL15743487496070072683.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL3663731885153469054.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...255
Read 1 LTL properties
Checking formula 0 : !((F("((((((((((i7.u26.array_217>=1)&&(u91.lastzero_11>=1))||((i12.u68.array_320>=1)&&(u91.lastzero_16>=1)))||(((i1.u20.array_178>=1)&...8615
Formula 0 simplified : G!"((((((((((i7.u26.array_217>=1)&&(u91.lastzero_11>=1))||((i12.u68.array_320>=1)&&(u91.lastzero_16>=1)))||(((i1.u20.array_178>=1)&&...8611
Reverse transition relation is NOT exact ! Due to transitions i0.i0.t284, i0.i0.t285, i0.i0.t286, i0.i0.t287, i0.i0.t288, i0.i0.t289, i0.i0.u8.t283, i0.i1....2120
Computing Next relation with stutter on 131072 deadlock states
1 unique states visited
0 strongly connected components in search stack
0 transitions explored
1 items max in DFS search stack
395 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,0,4.04469,183096,1,0,255288,2861,13087,301680,402,12621,1920930
no accepting run found
Formula 0 is TRUE no accepting run found.
FORMULA LastZero-COL-N18-LTLFireability-06 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Treatment of property LastZero-COL-N18-LTLFireability-06 finished in 171410 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(X(X(X(G(p0))))))))'
Support contains 188 out of 396 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 396/396 places, 2622/2622 transitions.
Applied a total of 0 rules in 10 ms. Remains 396 /396 variables (removed 0) and now considering 2622/2622 (removed 0) transitions.
[2026-06-10 19:22:59] [INFO ] Flow matrix only has 2469 transitions (discarded 153 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18166766796376928180.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13215593967216895403.kers'
[2026-06-10 19:22:59] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18166766796376928180.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13215593967216895403.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 1 ms.
// Phase 1: matrix 2469 rows 395 cols 6874 entries
Finished phase 1 with 378 SingleSign rule and 0 generalized
[2026-06-10 19:22:59] [INFO ] Computed 18 invariants in 6 ms
Computed 18 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-13215593967216895403.kers
Total runtime 9 ms.
[2026-06-10 19:22:59] [INFO ] Implicit Places using invariants in 198 ms returned []
[2026-06-10 19:22:59] [INFO ] Flow matrix only has 2469 transitions (discarded 153 similar events)
[2026-06-10 19:22:59] [INFO ] Invariant cache hit.
[2026-06-10 19:23:00] [INFO ] State equation strengthened by 342 read => feed constraints.
[2026-06-10 19:23:03] [INFO ] Implicit Places using invariants and state equation in 3773 ms returned [170]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 3989 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 395/396 places, 2622/2622 transitions.
Applied a total of 0 rules in 5 ms. Remains 395 /395 variables (removed 0) and now considering 2622/2622 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 4004 ms. Remains : 395/396 places, 2622/2622 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(X(X(X(G(p0))))))))'
Stuttering acceptance computed with spot in 328 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : LastZero-COL-N18-LTLFireability-07
Entered a terminal (fully accepting) state of product in 31 steps with 0 reset in 1 ms.
FORMULA LastZero-COL-N18-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LastZero-COL-N18-LTLFireability-07 finished in 4379 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(!p0) U X(p1)))'
Support contains 224 out of 396 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 396/396 places, 2622/2622 transitions.
Applied a total of 0 rules in 10 ms. Remains 396 /396 variables (removed 0) and now considering 2622/2622 (removed 0) transitions.
[2026-06-10 19:23:03] [INFO ] Flow matrix only has 2469 transitions (discarded 153 similar events)
[2026-06-10 19:23:03] [INFO ] Invariant cache hit.
[2026-06-10 19:23:04] [INFO ] Implicit Places using invariants in 143 ms returned []
[2026-06-10 19:23:04] [INFO ] Flow matrix only has 2469 transitions (discarded 153 similar events)
[2026-06-10 19:23:04] [INFO ] Invariant cache hit.
[2026-06-10 19:23:04] [INFO ] State equation strengthened by 342 read => feed constraints.
[2026-06-10 19:23:08] [INFO ] Implicit Places using invariants and state equation in 4619 ms returned [170]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 4768 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 395/396 places, 2622/2622 transitions.
Applied a total of 0 rules in 9 ms. Remains 395 /395 variables (removed 0) and now considering 2622/2622 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 4788 ms. Remains : 395/396 places, 2622/2622 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(!p0) U X(p1)))'
Stuttering acceptance computed with spot in 192 ms :[(NOT p1), (NOT p1), (NOT p1), true, p0]
Running random walk in product with property : LastZero-COL-N18-LTLFireability-09
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA LastZero-COL-N18-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LastZero-COL-N18-LTLFireability-09 finished in 5026 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((G(p0)||(F(p1)&&X(X(p0)))))))'
Support contains 396 out of 396 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 396/396 places, 2622/2622 transitions.
Applied a total of 0 rules in 18 ms. Remains 396 /396 variables (removed 0) and now considering 2622/2622 (removed 0) transitions.
[2026-06-10 19:23:08] [INFO ] Flow matrix only has 2469 transitions (discarded 153 similar events)
[2026-06-10 19:23:08] [INFO ] Invariant cache hit.
[2026-06-10 19:23:08] [INFO ] Implicit Places using invariants in 58 ms returned []
[2026-06-10 19:23:08] [INFO ] Flow matrix only has 2469 transitions (discarded 153 similar events)
[2026-06-10 19:23:08] [INFO ] Invariant cache hit.
[2026-06-10 19:23:09] [INFO ] State equation strengthened by 342 read => feed constraints.
[2026-06-10 19:23:09] [INFO ] Implicit Places using invariants and state equation in 402 ms returned []
Implicit Place search using SMT with State Equation took 461 ms to find 0 implicit places.
[2026-06-10 19:23:09] [INFO ] Redundant transitions in 86 ms returned []
Running 2604 sub problems to find dead transitions.
[2026-06-10 19:23:09] [INFO ] Flow matrix only has 2469 transitions (discarded 153 similar events)
[2026-06-10 19:23:09] [INFO ] Invariant cache hit.
[2026-06-10 19:23:09] [INFO ] State equation strengthened by 342 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/395 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 2604 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 395/2865 variables, and 18 constraints, problems are : Problem set: 0 solved, 2604 unsolved in 30049 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, State Equation: 0/396 constraints, ReadFeed: 0/342 constraints, PredecessorRefiner: 2604/2604 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2604 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/395 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 2604 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 395/2865 variables, and 18 constraints, problems are : Problem set: 0 solved, 2604 unsolved in 30040 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, State Equation: 0/396 constraints, ReadFeed: 0/342 constraints, PredecessorRefiner: 0/2604 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61023ms problems are : Problem set: 0 solved, 2604 unsolved
Search for dead transitions found 0 dead transitions in 61028ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61610 ms. Remains : 396/396 places, 2622/2622 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((G(p0)||(F(p1)&&X(X(p0)))))))'
Stuttering acceptance computed with spot in 100 ms :[(NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0)]
Running random walk in product with property : LastZero-COL-N18-LTLFireability-10
Product exploration explored 100000 steps with 1904 reset in 9049 ms.
Product exploration explored 100000 steps with 1905 reset in 9159 ms.
Computed a total of 396 stabilizing places and 2622 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 396 transition count 2622
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)...)
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 10 factoid took 18 ms. Proved property starting from automaton with 3 states, 6 edges and 2 AP (stutter insensitive
Knowledge-based reduction took 535 ms.
FORMULA LastZero-COL-N18-LTLFireability-10 TRUE TECHNIQUES KNOWLEDGE
Treatment of property LastZero-COL-N18-LTLFireability-10 finished in 80520 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(G(!p0))))'
Support contains 188 out of 396 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 396/396 places, 2622/2622 transitions.
Applied a total of 0 rules in 27 ms. Remains 396 /396 variables (removed 0) and now considering 2622/2622 (removed 0) transitions.
[2026-06-10 19:24:29] [INFO ] Flow matrix only has 2469 transitions (discarded 153 similar events)
[2026-06-10 19:24:29] [INFO ] Invariant cache hit.
[2026-06-10 19:24:29] [INFO ] Implicit Places using invariants in 200 ms returned []
[2026-06-10 19:24:29] [INFO ] Flow matrix only has 2469 transitions (discarded 153 similar events)
[2026-06-10 19:24:29] [INFO ] Invariant cache hit.
[2026-06-10 19:24:30] [INFO ] State equation strengthened by 342 read => feed constraints.
[2026-06-10 19:24:33] [INFO ] Implicit Places using invariants and state equation in 3898 ms returned [170]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 4122 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 395/396 places, 2622/2622 transitions.
Applied a total of 0 rules in 5 ms. Remains 395 /395 variables (removed 0) and now considering 2622/2622 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 4161 ms. Remains : 395/396 places, 2622/2622 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Stuttering acceptance computed with spot in 121 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : LastZero-COL-N18-LTLFireability-11
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA LastZero-COL-N18-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LastZero-COL-N18-LTLFireability-11 finished in 4307 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 189 out of 396 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 396/396 places, 2622/2622 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 18 ms. Remains 395 /396 variables (removed 1) and now considering 2621/2622 (removed 1) transitions.
[2026-06-10 19:24:33] [INFO ] Flow matrix only has 2468 transitions (discarded 153 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14526001833914043671.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15830337079616764655.kers'
[2026-06-10 19:24:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14526001833914043671.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15830337079616764655.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 2468 rows 394 cols 6872 entries
Finished phase 1 with 377 SingleSign rule and 0 generalized
[2026-06-10 19:24:33] [INFO ] Computed 18 invariants in 5 ms
Computed 18 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-15830337079616764655.kers
Total runtime 7 ms.
[2026-06-10 19:24:33] [INFO ] Implicit Places using invariants in 227 ms returned []
[2026-06-10 19:24:33] [INFO ] Flow matrix only has 2468 transitions (discarded 153 similar events)
[2026-06-10 19:24:33] [INFO ] Invariant cache hit.
[2026-06-10 19:24:34] [INFO ] State equation strengthened by 342 read => feed constraints.
[2026-06-10 19:24:41] [INFO ] Implicit Places using invariants and state equation in 7779 ms returned [170]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 8021 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 394/396 places, 2621/2622 transitions.
Applied a total of 0 rules in 17 ms. Remains 394 /394 variables (removed 0) and now considering 2621/2621 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 8056 ms. Remains : 394/396 places, 2621/2622 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Stuttering acceptance computed with spot in 71 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : LastZero-COL-N18-LTLFireability-12
Stuttering criterion allowed to conclude after 2173 steps with 87 reset in 33 ms.
FORMULA LastZero-COL-N18-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LastZero-COL-N18-LTLFireability-12 finished in 8186 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(!p0)&&(G(p1) U p2)&&X((!p2||G(!p1)))))'
Support contains 396 out of 396 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 396/396 places, 2622/2622 transitions.
Applied a total of 0 rules in 4 ms. Remains 396 /396 variables (removed 0) and now considering 2622/2622 (removed 0) transitions.
[2026-06-10 19:24:41] [INFO ] Flow matrix only has 2469 transitions (discarded 153 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7826238022985454712.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8605688419727857362.kers'
[2026-06-10 19:24:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7826238022985454712.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8605688419727857362.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 2469 rows 395 cols 6874 entries
Finished phase 1 with 378 SingleSign rule and 0 generalized
[2026-06-10 19:24:41] [INFO ] Computed 18 invariants in 5 ms
Computed 18 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-8605688419727857362.kers
Total runtime 7 ms.
[2026-06-10 19:24:42] [INFO ] Implicit Places using invariants in 107 ms returned []
[2026-06-10 19:24:42] [INFO ] Flow matrix only has 2469 transitions (discarded 153 similar events)
[2026-06-10 19:24:42] [INFO ] Invariant cache hit.
[2026-06-10 19:24:42] [INFO ] State equation strengthened by 342 read => feed constraints.
[2026-06-10 19:24:42] [INFO ] Implicit Places using invariants and state equation in 451 ms returned []
Implicit Place search using SMT with State Equation took 564 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 568 ms. Remains : 396/396 places, 2622/2622 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&(G(p1) U p2)&&X((!p2||G(!p1)))))'
Stuttering acceptance computed with spot in 241 ms :[(OR (NOT p2) (NOT p0) p1), true, (NOT p0), (NOT p1), (NOT p2), (AND p1 p2), p1]
Running random walk in product with property : LastZero-COL-N18-LTLFireability-13
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA LastZero-COL-N18-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LastZero-COL-N18-LTLFireability-13 finished in 881 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(G(((!p0||G(!p1))&&(!p2||G(!p1))))) U p2))'
Support contains 396 out of 396 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 396/396 places, 2622/2622 transitions.
Applied a total of 0 rules in 16 ms. Remains 396 /396 variables (removed 0) and now considering 2622/2622 (removed 0) transitions.
[2026-06-10 19:24:42] [INFO ] Flow matrix only has 2469 transitions (discarded 153 similar events)
[2026-06-10 19:24:42] [INFO ] Invariant cache hit.
[2026-06-10 19:24:42] [INFO ] Implicit Places using invariants in 71 ms returned []
[2026-06-10 19:24:42] [INFO ] Flow matrix only has 2469 transitions (discarded 153 similar events)
[2026-06-10 19:24:42] [INFO ] Invariant cache hit.
[2026-06-10 19:24:43] [INFO ] State equation strengthened by 342 read => feed constraints.
[2026-06-10 19:24:43] [INFO ] Implicit Places using invariants and state equation in 512 ms returned []
Implicit Place search using SMT with State Equation took 593 ms to find 0 implicit places.
[2026-06-10 19:24:43] [INFO ] Redundant transitions in 84 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 706 ms. Remains : 396/396 places, 2622/2622 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||G(!p1))&&(!p2||G(!p1))))) U p2))'
Stuttering acceptance computed with spot in 130 ms :[(NOT p2), (OR (AND p1 p2) (AND p0 p1)), (OR (AND p1 p2) (AND p0 p1))]
Running random walk in product with property : LastZero-COL-N18-LTLFireability-14
Product exploration timeout after 57470 steps with 1045 reset in 10001 ms.
Product exploration timeout after 57500 steps with 1049 reset in 10002 ms.
Computed a total of 396 stabilizing places and 2622 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 396 transition count 2622
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 16 factoid took 178 ms. Reduced automaton from 3 states, 10 edges and 3 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
RANDOM walk for 113 steps (0 resets) in 9 ms. (11 steps per ms) remains 0/1 properties
Knowledge based reduction with 16 factoid took 184 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 31 ms :[(NOT p2)]
[2026-06-10 19:25:05] [INFO ] Flow matrix only has 2469 transitions (discarded 153 similar events)
[2026-06-10 19:25:05] [INFO ] Invariant cache hit.
[2026-06-10 19:25:13] [INFO ] [Real]Absence check using 18 positive place invariants in 17 ms returned sat
[2026-06-10 19:25:15] [INFO ] [Real]Absence check using state equation in 1854 ms returned sat
[2026-06-10 19:25:15] [INFO ] Solution in real domain found non-integer solution.
[2026-06-10 19:25:23] [INFO ] [Nat]Absence check using 18 positive place invariants in 12 ms returned sat
[2026-06-10 19:25:24] [INFO ] [Nat]Absence check using state equation in 1137 ms returned sat
[2026-06-10 19:25:24] [INFO ] State equation strengthened by 342 read => feed constraints.
[2026-06-10 19:25:25] [INFO ] [Nat]Added 342 Read/Feed constraints in 596 ms returned sat
[2026-06-10 19:25:25] [INFO ] Computed and/alt/rep : 423/1964/422 causal constraints (skipped 2029 transitions) in 112 ms.
[2026-06-10 19:25:26] [INFO ] Added : 23 causal constraints over 5 iterations in 716 ms. Result :sat
Could not prove EG (NOT p2)
Knowledge-based reduction took 22390 ms.
Stuttering acceptance computed with spot in 47 ms :[(NOT p2)]
Support contains 189 out of 396 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 396/396 places, 2622/2622 transitions.
Applied a total of 0 rules in 15 ms. Remains 396 /396 variables (removed 0) and now considering 2622/2622 (removed 0) transitions.
[2026-06-10 19:25:26] [INFO ] Flow matrix only has 2469 transitions (discarded 153 similar events)
[2026-06-10 19:25:26] [INFO ] Invariant cache hit.
[2026-06-10 19:25:26] [INFO ] Implicit Places using invariants in 71 ms returned []
[2026-06-10 19:25:26] [INFO ] Flow matrix only has 2469 transitions (discarded 153 similar events)
[2026-06-10 19:25:26] [INFO ] Invariant cache hit.
[2026-06-10 19:25:26] [INFO ] State equation strengthened by 342 read => feed constraints.
[2026-06-10 19:25:26] [INFO ] Implicit Places using invariants and state equation in 469 ms returned []
Implicit Place search using SMT with State Equation took 542 ms to find 0 implicit places.
[2026-06-10 19:25:26] [INFO ] Redundant transitions in 84 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 647 ms. Remains : 396/396 places, 2622/2622 transitions.
Computed a total of 396 stabilizing places and 2622 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 396 transition count 2622
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 3 factoid took 92 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
RANDOM walk for 84 steps (0 resets) in 7 ms. (10 steps per ms) remains 0/1 properties
Knowledge based reduction with 3 factoid took 109 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 45 ms :[(NOT p2)]
[2026-06-10 19:25:27] [INFO ] Flow matrix only has 2469 transitions (discarded 153 similar events)
[2026-06-10 19:25:27] [INFO ] Invariant cache hit.
[2026-06-10 19:25:35] [INFO ] [Real]Absence check using 18 positive place invariants in 14 ms returned sat
[2026-06-10 19:25:37] [INFO ] [Real]Absence check using state equation in 1884 ms returned sat
[2026-06-10 19:25:37] [INFO ] Solution in real domain found non-integer solution.
[2026-06-10 19:25:45] [INFO ] [Nat]Absence check using 18 positive place invariants in 13 ms returned sat
[2026-06-10 19:25:47] [INFO ] [Nat]Absence check using state equation in 1177 ms returned sat
[2026-06-10 19:25:47] [INFO ] State equation strengthened by 342 read => feed constraints.
[2026-06-10 19:25:47] [INFO ] [Nat]Added 342 Read/Feed constraints in 598 ms returned sat
[2026-06-10 19:25:47] [INFO ] Computed and/alt/rep : 423/1964/422 causal constraints (skipped 2029 transitions) in 120 ms.
[2026-06-10 19:25:48] [INFO ] Added : 23 causal constraints over 5 iterations in 769 ms. Result :sat
Could not prove EG (NOT p2)
Knowledge-based reduction took 21706 ms.
Stuttering acceptance computed with spot in 44 ms :[(NOT p2)]
Stuttering acceptance computed with spot in 53 ms :[(NOT p2)]
Product exploration explored 100000 steps with 4137 reset in 1370 ms.
Product exploration explored 100000 steps with 4155 reset in 1394 ms.
Built C files in :
/tmp/ltsmin3248551660184062482
[2026-06-10 19:25:51] [INFO ] Too many transitions (2622) to apply POR reductions. Disabling POR matrices.
[2026-06-10 19:25:51] [INFO ] Built C files in 36ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin3248551660184062482
Running compilation step : cd /tmp/ltsmin3248551660184062482;'/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/ltsmin3248551660184062482;'/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/ltsmin3248551660184062482;'/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 189 out of 396 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 396/396 places, 2622/2622 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 16 ms. Remains 395 /396 variables (removed 1) and now considering 2621/2622 (removed 1) transitions.
[2026-06-10 19:25:54] [INFO ] Flow matrix only has 2468 transitions (discarded 153 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11761957913593699748.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18087479097431182258.kers'
[2026-06-10 19:25:54] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11761957913593699748.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18087479097431182258.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 1 ms.
// Phase 1: matrix 2468 rows 394 cols 6872 entries
Finished phase 1 with 377 SingleSign rule and 0 generalized
[2026-06-10 19:25:54] [INFO ] Computed 18 invariants in 8 ms
Computed 18 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-18087479097431182258.kers
Total runtime 13 ms.
[2026-06-10 19:25:54] [INFO ] Implicit Places using invariants in 182 ms returned []
[2026-06-10 19:25:54] [INFO ] Flow matrix only has 2468 transitions (discarded 153 similar events)
[2026-06-10 19:25:54] [INFO ] Invariant cache hit.
[2026-06-10 19:25:55] [INFO ] State equation strengthened by 342 read => feed constraints.
[2026-06-10 19:26:02] [INFO ] Implicit Places using invariants and state equation in 7608 ms returned [170]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 7805 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 394/396 places, 2621/2622 transitions.
Applied a total of 0 rules in 21 ms. Remains 394 /394 variables (removed 0) and now considering 2621/2621 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 7843 ms. Remains : 394/396 places, 2621/2622 transitions.
Built C files in :
/tmp/ltsmin3499975353568313412
[2026-06-10 19:26:02] [INFO ] Too many transitions (2621) to apply POR reductions. Disabling POR matrices.
[2026-06-10 19:26:02] [INFO ] Built C files in 30ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin3499975353568313412
Running compilation step : cd /tmp/ltsmin3499975353568313412;'/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/ltsmin3499975353568313412;'/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/ltsmin3499975353568313412;'/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)
[2026-06-10 19:26:05] [INFO ] Flatten gal took : 43 ms
[2026-06-10 19:26:05] [INFO ] Flatten gal took : 45 ms
[2026-06-10 19:26:05] [INFO ] Time to serialize gal into /tmp/LTL16654633848150899325.gal : 9 ms
[2026-06-10 19:26:05] [INFO ] Time to serialize properties into /tmp/LTL17131553504531280342.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/LTL16654633848150899325.gal' '-t' 'CGAL' '-hoa' '/tmp/aut11608711291424181841.hoa' '-atoms' '/tmp/LTL17131553504531280342.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...320
Loading property file /tmp/LTL17131553504531280342.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut11608711291424181841.hoa
Detected timeout of ITS tools.
[2026-06-10 19:26:20] [INFO ] Flatten gal took : 57 ms
[2026-06-10 19:26:21] [INFO ] Flatten gal took : 53 ms
[2026-06-10 19:26:21] [INFO ] Time to serialize gal into /tmp/LTL4253623686148179020.gal : 8 ms
[2026-06-10 19:26:21] [INFO ] Time to serialize properties into /tmp/LTL5045421395551652748.ltl : 18 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/LTL4253623686148179020.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL5045421395551652748.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...275
Read 1 LTL properties
Checking formula 0 : !(((F(G(((!("((((((((((array_194>=1)&&(process_11>=1))||((array_297>=1)&&(process_16>=1)))||(((array_258>=1)&&(process_14>=1))||((arra...173968
Formula 0 simplified : GF(("((((((((((array_194>=1)&&(process_11>=1))||((array_297>=1)&&(process_16>=1)))||(((array_258>=1)&&(process_14>=1))||((array_155>...173941
Detected timeout of ITS tools.
[2026-06-10 19:26:36] [INFO ] Flatten gal took : 55 ms
[2026-06-10 19:26:36] [INFO ] Applying decomposition
[2026-06-10 19:26:36] [INFO ] Flatten gal took : 58 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/graph1514911687909776001.txt' '-o' '/tmp/graph1514911687909776001.bin' '-w' '/tmp/graph1514911687909776001.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph1514911687909776001.bin' '-l' '-1' '-v' '-w' '/tmp/graph1514911687909776001.weights' '-q' '0' '-e' '0.001'
[2026-06-10 19:26:36] [INFO ] Decomposing Gal with order
[2026-06-10 19:26:36] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-06-10 19:26:36] [INFO ] Removed a total of 4272 redundant transitions.
[2026-06-10 19:26:36] [INFO ] Flatten gal took : 104 ms
[2026-06-10 19:26:36] [INFO ] Fuse similar labels procedure discarded/fused a total of 61 labels/synchronizations in 13 ms.
[2026-06-10 19:26:36] [INFO ] Time to serialize gal into /tmp/LTL296583840738231024.gal : 10 ms
[2026-06-10 19:26:36] [INFO ] Time to serialize properties into /tmp/LTL14154527835887254980.ltl : 16 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/LTL296583840738231024.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL14154527835887254980.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...254
Read 1 LTL properties
Checking formula 0 : !(((F(G(((!("((((((((((i7.u113.array_194>=1)&&(i2.u115.process_11>=1))||((i11.u60.array_297>=1)&&(i12.u149.process_16>=1)))||(((i9.u13...256365
Formula 0 simplified : GF(("((((((((((i7.u113.array_194>=1)&&(i2.u115.process_11>=1))||((i11.u60.array_297>=1)&&(i12.u149.process_16>=1)))||(((i9.u130.arra...256338
Reverse transition relation is NOT exact ! Due to transitions i0.i0.t221, i0.i0.t223, i0.i0.t224, i0.i0.t225, i0.i0.u6.t212, i0.i1.t253, i0.i1.t255, i0.i1....2045
Computing Next relation with stutter on 131072 deadlock states
Detected timeout of ITS tools.
Treatment of property LastZero-COL-N18-LTLFireability-14 finished in 129105 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(!p1)&&p0)))'
Support contains 378 out of 396 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 396/396 places, 2622/2622 transitions.
Applied a total of 0 rules in 5 ms. Remains 396 /396 variables (removed 0) and now considering 2622/2622 (removed 0) transitions.
[2026-06-10 19:26:51] [INFO ] Flow matrix only has 2469 transitions (discarded 153 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8274257621934639267.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6303819221234420564.kers'
[2026-06-10 19:26:51] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8274257621934639267.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6303819221234420564.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 2 ms.
// Phase 1: matrix 2469 rows 395 cols 6874 entries
Finished phase 1 with 378 SingleSign rule and 0 generalized
[2026-06-10 19:26:51] [INFO ] Computed 18 invariants in 15 ms
Computed 18 P flows in 16 ms.
Exported basis to /tmp/petrispot-output-6303819221234420564.kers
Total runtime 18 ms.
[2026-06-10 19:26:51] [INFO ] Implicit Places using invariants in 96 ms returned []
[2026-06-10 19:26:51] [INFO ] Flow matrix only has 2469 transitions (discarded 153 similar events)
[2026-06-10 19:26:51] [INFO ] Invariant cache hit.
[2026-06-10 19:26:52] [INFO ] State equation strengthened by 342 read => feed constraints.
[2026-06-10 19:26:52] [INFO ] Implicit Places using invariants and state equation in 631 ms returned []
Implicit Place search using SMT with State Equation took 729 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 735 ms. Remains : 396/396 places, 2622/2622 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(p1)&&p0)))'
Stuttering acceptance computed with spot in 128 ms :[true, (OR (NOT p0) (NOT p1)), (NOT p1), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : LastZero-COL-N18-LTLFireability-15
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA LastZero-COL-N18-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LastZero-COL-N18-LTLFireability-15 finished in 909 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Spot run failed in 82 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/senseclsl.py", line 2, in
import spot, sys
ModuleNotFoundError: No module named 'spot'
Warning : SL/CL computation failed.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(G(((!p0||G(!p1))&&(!p2||G(!p1))))) U p2))'
Spot run failed in 46 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.
[2026-06-10 19:26:53] [INFO ] Flatten gal took : 56 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin14326667227203016857
[2026-06-10 19:26:53] [INFO ] Too many transitions (2622) to apply POR reductions. Disabling POR matrices.
[2026-06-10 19:26:53] [INFO ] Applying decomposition
[2026-06-10 19:26:53] [INFO ] Built C files in 49ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin14326667227203016857
Running compilation step : cd /tmp/ltsmin14326667227203016857;'/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'
[2026-06-10 19:26:53] [INFO ] Flatten gal took : 51 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/graph3017586288142840500.txt' '-o' '/tmp/graph3017586288142840500.bin' '-w' '/tmp/graph3017586288142840500.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph3017586288142840500.bin' '-l' '-1' '-v' '-w' '/tmp/graph3017586288142840500.weights' '-q' '0' '-e' '0.001'
[2026-06-10 19:26:53] [INFO ] Decomposing Gal with order
[2026-06-10 19:26:53] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-06-10 19:26:53] [INFO ] Removed a total of 4272 redundant transitions.
[2026-06-10 19:26:53] [INFO ] Flatten gal took : 102 ms
[2026-06-10 19:26:53] [INFO ] Fuse similar labels procedure discarded/fused a total of 60 labels/synchronizations in 12 ms.
[2026-06-10 19:26:53] [INFO ] Time to serialize gal into /tmp/LTLFireability11689114800678643457.gal : 12 ms
[2026-06-10 19:26:53] [INFO ] Time to serialize properties into /tmp/LTLFireability13119728394465619149.ltl : 14 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/LTLFireability11689114800678643457.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability13119728394465619149.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...278
Read 2 LTL properties
Checking formula 0 : !((X(F("((((((((((i11.u121.array_217>=1)&&(u77.lastzero_11>=1))||((i13.u58.array_320>=1)&&(u77.lastzero_16>=1)))||(((i9.u105.array_178...8586
Formula 0 simplified : XG!"((((((((((i11.u121.array_217>=1)&&(u77.lastzero_11>=1))||((i13.u58.array_320>=1)&&(u77.lastzero_16>=1)))||(((i9.u105.array_178>=...8580
Compilation finished in 6502 ms.
Running link step : cd /tmp/ltsmin14326667227203016857;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 72 ms.
Running LTSmin : cd /tmp/ltsmin14326667227203016857;'/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(<>((LTLAPp0==true)))' '--buchi-type=spotba'
Reverse transition relation is NOT exact ! Due to transitions i0.t754, i0.t753, i0.t752, i0.t751, i0.t750, i0.t749, i0.t748, i0.t747, i0.t746, i0.t745, i0....2009
Computing Next relation with stutter on 131072 deadlock states
2 unique states visited
0 strongly connected components in search stack
1 transitions explored
2 items max in DFS search stack
7186 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,0,71.9777,1783588,1,0,2.28421e+06,4435,12713,1.90643e+06,396,21478,26146920
no accepting run found
Formula 0 is TRUE no accepting run found.
FORMULA LastZero-COL-N18-LTLFireability-02 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Checking formula 1 : !(((F(G(((!("((((((((((i10.u110.array_194>=1)&&(i11.u115.process_11>=1))||((i12.u148.array_297>=1)&&(i13.u149.process_16>=1)))||(((i1....253989
Formula 1 simplified : GF(("((((((((((i10.u110.array_194>=1)&&(i11.u115.process_11>=1))||((i12.u148.array_297>=1)&&(i13.u149.process_16>=1)))||(((i1.u36.ar...253962
Computing Next relation with stutter on 131072 deadlock states
WARNING : LTSmin timed out (>900 s) on command cd /tmp/ltsmin14326667227203016857;'/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(<>((LTLAPp0==true)))' '--buchi-type=spotba'
Running LTSmin : cd /tmp/ltsmin14326667227203016857;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--ltl' '(<>([](((!(LTLAPp1==true)||[](!(LTLAPp2==true)))&&(!(LTLAPp0==true)||[](!(LTLAPp2==true)))))) U (LTLAPp0==true))' '--buchi-type=spotba'
Detected timeout of ITS tools.
[2026-06-10 19:51:03] [INFO ] Applying decomposition
[2026-06-10 19:51:04] [INFO ] Flatten gal took : 70 ms
[2026-06-10 19:51:04] [INFO ] Decomposing Gal with order
[2026-06-10 19:51:04] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-06-10 19:51:04] [INFO ] Removed a total of 4471 redundant transitions.
[2026-06-10 19:51:04] [INFO ] Flatten gal took : 113 ms
[2026-06-10 19:51:04] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 7 ms.
[2026-06-10 19:51:04] [INFO ] Time to serialize gal into /tmp/LTLFireability8011048972103734671.gal : 12 ms
[2026-06-10 19:51:04] [INFO ] Time to serialize properties into /tmp/LTLFireability9896052517408476734.ltl : 11 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/LTLFireability8011048972103734671.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability9896052517408476734.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !(((F(G(((!("((((((((((IDID194.array_194>=1)&&(ID11.process_11>=1))||((IDID297.array_297>=1)&&(ID16.process_16>=1)))||(((IDID258.array...253149
Formula 0 simplified : GF(("((((((((((IDID194.array_194>=1)&&(ID11.process_11>=1))||((IDID297.array_297>=1)&&(ID16.process_16>=1)))||(((IDID258.array_258>=...253122
Reverse transition relation is NOT exact ! Due to transitions t171, t173, t174, t179, t180, t181, t191, t192, t193, t194, t211, t212, t213, t214, t215, t24...1280
Computing Next relation with stutter on 131072 deadlock states
WARNING : LTSmin timed out (>900 s) on command cd /tmp/ltsmin14326667227203016857;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--ltl' '(<>([](((!(LTLAPp1==true)||[](!(LTLAPp2==true)))&&(!(LTLAPp0==true)||[](!(LTLAPp2==true)))))) U (LTLAPp0==true))' '--buchi-type=spotba'
Retrying LTSmin with larger timeout 14400 s
Running LTSmin : cd /tmp/ltsmin14326667227203016857;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--ltl' '(<>([](((!(LTLAPp1==true)||[](!(LTLAPp2==true)))&&(!(LTLAPp0==true)||[](!(LTLAPp2==true)))))) U (LTLAPp0==true))' '--buchi-type=spotba'

BK_TIME_CONFINEMENT_REACHED

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="LastZero-COL-N18"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool itstools"
echo " Input is LastZero-COL-N18, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r354-tall-178024402700044"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/LastZero-COL-N18.tgz
mv LastZero-COL-N18 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;