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.r194-tall-177969914300796.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 PGCD-COL-D05N025, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r194-tall-177969914300796
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 484K
-rw-r--r-- 1 mcc users 8.3K Mar 8 14:29 CTLCardinality.txt
-rw-r--r-- 1 mcc users 97K Mar 8 14:29 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K Mar 8 14:28 CTLFireability.txt
-rw-r--r-- 1 mcc users 61K Mar 8 14:28 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K Mar 17 06:59 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 17 06:59 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Mar 17 06:59 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 17 06:59 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Mar 8 14:29 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 113K Mar 8 14:29 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.9K Mar 8 14:29 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 74K Mar 8 14:29 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 17 06:59 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 17 06:59 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_pt
-rw-r--r-- 1 mcc users 8 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 11K Mar 3 18:30 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME PGCD-COL-D05N025-LTLFireability-00
FORMULA_NAME PGCD-COL-D05N025-LTLFireability-01
FORMULA_NAME PGCD-COL-D05N025-LTLFireability-02
FORMULA_NAME PGCD-COL-D05N025-LTLFireability-03
FORMULA_NAME PGCD-COL-D05N025-LTLFireability-04
FORMULA_NAME PGCD-COL-D05N025-LTLFireability-05
FORMULA_NAME PGCD-COL-D05N025-LTLFireability-06
FORMULA_NAME PGCD-COL-D05N025-LTLFireability-07
FORMULA_NAME PGCD-COL-D05N025-LTLFireability-08
FORMULA_NAME PGCD-COL-D05N025-LTLFireability-09
FORMULA_NAME PGCD-COL-D05N025-LTLFireability-10
FORMULA_NAME PGCD-COL-D05N025-LTLFireability-11
FORMULA_NAME PGCD-COL-D05N025-LTLFireability-12
FORMULA_NAME PGCD-COL-D05N025-LTLFireability-13
FORMULA_NAME PGCD-COL-D05N025-LTLFireability-14
FORMULA_NAME PGCD-COL-D05N025-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1779837074243

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=PGCD-COL-D05N025
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
LTLFireability COL
Running Version 202604301425
[2026-05-26 23:11:15] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-26 23:11:15] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-26 23:11:15] [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.
[2026-05-26 23:11:15] [WARNING] Using fallBack plugin, rng conformance not checked
[2026-05-26 23:11:16] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 528 ms
[2026-05-26 23:11:16] [INFO ] Imported 3 HL places and 3 HL transitions for a total of 18 PT places and 18.0 transition bindings in 17 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 11 ms.
Working with output stream class java.io.PrintStream
[2026-05-26 23:11:16] [INFO ] Built PT skeleton of HLPN with 3 places and 3 transitions 14 arcs in 4 ms.
[2026-05-26 23:11:16] [INFO ] Skeletonized 16 HLPN properties in 1 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
All 16 properties of the HLPN use transition enablings in a way that makes the skeleton too coarse.
Arc [1:1*[(MOD (ADD $x 1) 6)]] contains successor/predecessor on variables of sort CD
[2026-05-26 23:11:16] [INFO ] Unfolded HLPN to a Petri net with 18 places and 18 transitions 84 arcs in 13 ms.
[2026-05-26 23:11:16] [INFO ] Unfolded 16 HLPN properties in 1 ms.
Initial state reduction rules removed 2 formulas.
FORMULA PGCD-COL-D05N025-LTLFireability-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PGCD-COL-D05N025-LTLFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 18 out of 18 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 4 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12898354769497289702.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1778305957844008206.kers'
[2026-05-26 23:11:16] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12898354769497289702.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1778305957844008206.kers]
Culling duplicate invariants (modulo rational): removing 6 columns.
Culled 6 columns in 0 ms.
// Phase 1: matrix 18 rows 12 cols 48 entries
Finished phase 1 with 11 SingleSign rule and 0 generalized
[2026-05-26 23:11:16] [INFO ] Computed 7 invariants in 0 ms
Computed 7 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-1778305957844008206.kers
Total runtime 1 ms.
[2026-05-26 23:11:16] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 6/18 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 18/36 variables, 18/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 6/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/36 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 36/36 variables, and 31 constraints, problems are : Problem set: 0 solved, 6 unsolved in 313 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 18/18 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 6/18 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 18/36 variables, 18/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 6/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 6/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/36 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 0/36 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 36/36 variables, and 37 constraints, problems are : Problem set: 0 solved, 6 unsolved in 163 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 18/18 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 527ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 537ms
[2026-05-26 23:11:16] [INFO ] Invariant cache hit.
[2026-05-26 23:11:16] [INFO ] Implicit Places using invariants in 38 ms returned []
[2026-05-26 23:11:16] [INFO ] Invariant cache hit.
[2026-05-26 23:11:16] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-26 23:11:16] [INFO ] Implicit Places using invariants and state equation in 78 ms returned []
Implicit Place search using SMT with State Equation took 129 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 734 ms. Remains : 18/18 places, 18/18 transitions.
Starting structural reductions in LTL mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Skipped dead transition search.
[2026-05-26 23:11:16] [INFO ] Invariant cache hit.
[2026-05-26 23:11:17] [INFO ] Implicit Places using invariants in 24 ms returned []
[2026-05-26 23:11:17] [INFO ] Invariant cache hit.
[2026-05-26 23:11:17] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-26 23:11:17] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 61 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 61 ms. Remains : 18/18 places, 18/18 transitions.
Support contains 18 out of 18 places after structural reductions.
[2026-05-26 23:11:17] [INFO ] Flatten gal took : 18 ms
[2026-05-26 23:11:17] [INFO ] Flatten gal took : 10 ms
[2026-05-26 23:11:17] [INFO ] Input system was already deterministic with 18 transitions.
Reduction of identical properties reduced properties to check from 11 to 6
RANDOM walk for 40030 steps (8 resets) in 188 ms. (211 steps per ms) remains 1/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 508 ms. (78 steps per ms) remains 1/1 properties
[2026-05-26 23:11:17] [INFO ] Invariant cache hit.
[2026-05-26 23:11:17] [INFO ] State equation strengthened by 6 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 18/36 variables, 18/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/36 variables, 6/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/36 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 36/36 variables, and 31 constraints, problems are : Problem set: 0 solved, 1 unsolved in 139 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 18/18 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/18 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/36 variables, 18/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 6/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/36 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/36 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 36/36 variables, and 33 constraints, problems are : Problem set: 0 solved, 1 unsolved in 158 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 18/18 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 319ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 116 ms.
Support contains 18 out of 18 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 4 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 18/18 places, 18/18 transitions.
RANDOM walk for 40039 steps (8 resets) in 136 ms. (292 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 181 ms. (219 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 30661 steps, run visited all 1 properties in 88 ms. (steps per millisecond=348 )
Probabilistic random walk after 30661 steps, saw 21069 distinct states, run finished after 94 ms. (steps per millisecond=326 ) properties seen :1
FORMULA PGCD-COL-D05N025-LTLFireability-06 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA PGCD-COL-D05N025-LTLFireability-10 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 18 out of 18 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Skipped dead transition search.
[2026-05-26 23:11:18] [INFO ] Invariant cache hit.
[2026-05-26 23:11:18] [INFO ] Implicit Places using invariants in 22 ms returned []
[2026-05-26 23:11:18] [INFO ] Invariant cache hit.
[2026-05-26 23:11:18] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-26 23:11:18] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 60 ms to find 0 implicit places.
[2026-05-26 23:11:18] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 68 ms. Remains : 18/18 places, 18/18 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 156 ms :[(NOT p0)]
Running random walk in product with property : PGCD-COL-D05N025-LTLFireability-00
Product exploration explored 100000 steps with 0 reset in 333 ms.
Product exploration explored 100000 steps with 0 reset in 382 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 3 factoid took 67 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
RANDOM walk for 1018 steps (0 resets) in 6 ms. (145 steps per ms) remains 0/1 properties
Knowledge based reduction with 3 factoid took 85 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 41 ms :[(NOT p0)]
Knowledge-based reduction took 210 ms.
Stuttering acceptance computed with spot in 42 ms :[(NOT p0)]
Support contains 18 out of 18 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Skipped dead transition search.
[2026-05-26 23:11:19] [INFO ] Invariant cache hit.
[2026-05-26 23:11:19] [INFO ] Implicit Places using invariants in 16 ms returned []
[2026-05-26 23:11:19] [INFO ] Invariant cache hit.
[2026-05-26 23:11:19] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-26 23:11:19] [INFO ] Implicit Places using invariants and state equation in 41 ms returned []
Implicit Place search using SMT with State Equation took 60 ms to find 0 implicit places.
[2026-05-26 23:11:19] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 67 ms. Remains : 18/18 places, 18/18 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 3 factoid took 45 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
RANDOM walk for 1547 steps (0 resets) in 8 ms. (171 steps per ms) remains 0/1 properties
Knowledge based reduction with 3 factoid took 57 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
Knowledge-based reduction took 148 ms.
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 30 ms :[(NOT p0)]
Product exploration explored 100000 steps with 0 reset in 182 ms.
Product exploration explored 100000 steps with 0 reset in 264 ms.
Built C files in :
/tmp/ltsmin10020382827338560015
[2026-05-26 23:11:20] [INFO ] Computing symmetric may disable matrix : 18 transitions.
[2026-05-26 23:11:20] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-26 23:11:20] [INFO ] Computing symmetric may enable matrix : 18 transitions.
[2026-05-26 23:11:20] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-26 23:11:20] [INFO ] Computing Do-Not-Accords matrix : 18 transitions.
[2026-05-26 23:11:20] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-26 23:11:20] [INFO ] Built C files in 15ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin10020382827338560015
Running compilation step : cd /tmp/ltsmin10020382827338560015;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 231 ms.
Running link step : cd /tmp/ltsmin10020382827338560015;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 39 ms.
Running LTSmin : cd /tmp/ltsmin10020382827338560015;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased6827303295188707737.hoa' '--buchi-type=spotba'
LTSmin run took 155 ms.
FORMULA PGCD-COL-D05N025-LTLFireability-00 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property PGCD-COL-D05N025-LTLFireability-00 finished in 2492 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(((!p1 U p2)||X(p1)||p0)))'
Support contains 18 out of 18 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Skipped dead transition search.
[2026-05-26 23:11:21] [INFO ] Invariant cache hit.
[2026-05-26 23:11:21] [INFO ] Implicit Places using invariants in 53 ms returned []
[2026-05-26 23:11:21] [INFO ] Invariant cache hit.
[2026-05-26 23:11:21] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-26 23:11:21] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 84 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 84 ms. Remains : 18/18 places, 18/18 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(((!p1 U p2)||X(p1)||p0)))'
Stuttering acceptance computed with spot in 230 ms :[(NOT p2), (AND (NOT p1) (NOT p2) (NOT p0)), (NOT p1), (AND (NOT p2) (NOT p1)), true, (AND (NOT p1) (NOT p2) (NOT p0))]
Running random walk in product with property : PGCD-COL-D05N025-LTLFireability-01
Product exploration explored 100000 steps with 50000 reset in 160 ms.
Product exploration explored 100000 steps with 50000 reset in 174 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 8 factoid took 12 ms. Proved property starting from automaton with 6 states, 8 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 15 ms.
FORMULA PGCD-COL-D05N025-LTLFireability-01 TRUE TECHNIQUES KNOWLEDGE
Treatment of property PGCD-COL-D05N025-LTLFireability-01 finished in 709 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(F((!p0 U (p1||G(!p0)))))||(F((!p0 U (p1||G(!p0))))&&X((F(p3)&&p2))))))'
Support contains 18 out of 18 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Skipped dead transition search.
[2026-05-26 23:11:21] [INFO ] Invariant cache hit.
[2026-05-26 23:11:21] [INFO ] Implicit Places using invariants in 23 ms returned []
[2026-05-26 23:11:21] [INFO ] Invariant cache hit.
[2026-05-26 23:11:21] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-26 23:11:21] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 54 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 54 ms. Remains : 18/18 places, 18/18 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(F((!p0 U (p1||G(!p0)))))||(F((!p0 U (p1||G(!p0))))&&X((F(p3)&&p2))))))'
Stuttering acceptance computed with spot in 188 ms :[(AND p0 (NOT p1)), (AND (NOT p1) p0), (OR (AND p0 (NOT p1) (NOT p2)) (AND p0 (NOT p1) (NOT p3))), (AND (NOT p1) p0 (NOT p3)), (AND (NOT p1) p0 (NOT p3))]
Running random walk in product with property : PGCD-COL-D05N025-LTLFireability-02
Product exploration explored 100000 steps with 0 reset in 195 ms.
Stack based approach found an accepted trace after 83 steps with 0 reset with depth 84 and stack size 84 in 1 ms.
FORMULA PGCD-COL-D05N025-LTLFireability-02 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-COL-D05N025-LTLFireability-02 finished in 485 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(!p0)&&F(G(!p1)))))'
Support contains 18 out of 18 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Skipped dead transition search.
[2026-05-26 23:11:22] [INFO ] Invariant cache hit.
[2026-05-26 23:11:22] [INFO ] Implicit Places using invariants in 31 ms returned []
[2026-05-26 23:11:22] [INFO ] Invariant cache hit.
[2026-05-26 23:11:22] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-26 23:11:22] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 62 ms to find 0 implicit places.
[2026-05-26 23:11:22] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 67 ms. Remains : 18/18 places, 18/18 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Stuttering acceptance computed with spot in 126 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : PGCD-COL-D05N025-LTLFireability-03
Product exploration explored 100000 steps with 0 reset in 159 ms.
Stack based approach found an accepted trace after 9 steps with 0 reset with depth 10 and stack size 10 in 0 ms.
FORMULA PGCD-COL-D05N025-LTLFireability-03 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-COL-D05N025-LTLFireability-03 finished in 390 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((X(F((!p0||G(F(!p0))))) U (G(p0) U !p1)))))'
Support contains 18 out of 18 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Skipped dead transition search.
[2026-05-26 23:11:22] [INFO ] Invariant cache hit.
[2026-05-26 23:11:22] [INFO ] Implicit Places using invariants in 29 ms returned []
[2026-05-26 23:11:22] [INFO ] Invariant cache hit.
[2026-05-26 23:11:22] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-26 23:11:22] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 75 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 76 ms. Remains : 18/18 places, 18/18 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((X(F((!p0||G(F(!p0))))) U (G(p0) U !p1)))))'
Stuttering acceptance computed with spot in 157 ms :[p1, p1, p1, p0]
Running random walk in product with property : PGCD-COL-D05N025-LTLFireability-04
Product exploration explored 100000 steps with 33333 reset in 110 ms.
Product exploration explored 100000 steps with 33333 reset in 128 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 4 factoid took 10 ms. Proved property starting from automaton with 4 states, 5 edges and 2 AP (stutter sensitive
Knowledge-based reduction took 11 ms.
FORMULA PGCD-COL-D05N025-LTLFireability-04 TRUE TECHNIQUES KNOWLEDGE
Treatment of property PGCD-COL-D05N025-LTLFireability-04 finished in 521 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)) U (!p1 U p2)))'
Support contains 18 out of 18 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Skipped dead transition search.
[2026-05-26 23:11:23] [INFO ] Invariant cache hit.
[2026-05-26 23:11:23] [INFO ] Implicit Places using invariants in 25 ms returned []
[2026-05-26 23:11:23] [INFO ] Invariant cache hit.
[2026-05-26 23:11:23] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-26 23:11:23] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 65 ms to find 0 implicit places.
[2026-05-26 23:11:23] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 70 ms. Remains : 18/18 places, 18/18 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 U p2)))'
Stuttering acceptance computed with spot in 73 ms :[(NOT p2), p0]
Running random walk in product with property : PGCD-COL-D05N025-LTLFireability-05
Product exploration explored 100000 steps with 19240 reset in 175 ms.
Stack based approach found an accepted trace after 1370 steps with 260 reset with depth 7 and stack size 7 in 3 ms.
FORMULA PGCD-COL-D05N025-LTLFireability-05 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-COL-D05N025-LTLFireability-05 finished in 346 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)||X(X(p1)))) U (p1&&X((G(p0)||X(X(p1))))))))'
Support contains 18 out of 18 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Skipped dead transition search.
[2026-05-26 23:11:23] [INFO ] Invariant cache hit.
[2026-05-26 23:11:23] [INFO ] Implicit Places using invariants in 20 ms returned []
[2026-05-26 23:11:23] [INFO ] Invariant cache hit.
[2026-05-26 23:11:23] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-26 23:11:23] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 64 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 65 ms. Remains : 18/18 places, 18/18 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X((G(p0)||X(X(p1)))) U (X((G(p0)||X(X(p1))))&&p1))))'
Stuttering acceptance computed with spot in 339 ms :[(NOT p1), (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1), true, (AND (NOT p0) (NOT p1)), (NOT p0)]
Running random walk in product with property : PGCD-COL-D05N025-LTLFireability-07
Product exploration explored 100000 steps with 1 reset in 175 ms.
Product exploration explored 100000 steps with 0 reset in 191 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 3 factoid took 82 ms. Reduced automaton from 9 states, 14 edges and 2 AP (stutter sensitive) to 9 states, 14 edges and 2 AP (stutter sensitive).
RANDOM walk for 40070 steps (8 resets) in 45 ms. (871 steps per ms) remains 1/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 479 ms. (83 steps per ms) remains 1/1 properties
[2026-05-26 23:11:24] [INFO ] Invariant cache hit.
[2026-05-26 23:11:24] [INFO ] State equation strengthened by 6 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 18/36 variables, 18/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/36 variables, 6/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/36 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 36/36 variables, and 31 constraints, problems are : Problem set: 0 solved, 1 unsolved in 89 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 18/18 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/18 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/36 variables, 18/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 6/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/36 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/36 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 36/36 variables, and 33 constraints, problems are : Problem set: 0 solved, 1 unsolved in 346 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 18/18 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 443ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 32 ms.
Support contains 18 out of 18 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 18/18 places, 18/18 transitions.
RANDOM walk for 40046 steps (8 resets) in 19 ms. (2002 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 70 ms. (563 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 30661 steps, run visited all 1 properties in 48 ms. (steps per millisecond=638 )
Probabilistic random walk after 30661 steps, saw 21069 distinct states, run finished after 48 ms. (steps per millisecond=638 ) properties seen :1
Knowledge based reduction with 3 factoid took 143 ms. Reduced automaton from 9 states, 14 edges and 2 AP (stutter sensitive) to 9 states, 14 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 307 ms :[(NOT p1), (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1), true, (AND (NOT p0) (NOT p1)), (NOT p0)]
[2026-05-26 23:11:25] [INFO ] Invariant cache hit.
[2026-05-26 23:11:25] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-26 23:11:25] [INFO ] [Real]Absence check using 1 positive and 6 generalized place invariants in 2 ms returned sat
[2026-05-26 23:11:25] [INFO ] [Real]Absence check using state equation in 38 ms returned sat
[2026-05-26 23:11:25] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 23:11:25] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-26 23:11:25] [INFO ] [Nat]Absence check using 1 positive and 6 generalized place invariants in 2 ms returned sat
[2026-05-26 23:11:25] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2026-05-26 23:11:25] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-26 23:11:25] [INFO ] [Nat]Added 6 Read/Feed constraints in 3 ms returned sat
[2026-05-26 23:11:25] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 3 ms.
[2026-05-26 23:11:25] [INFO ] Added : 2 causal constraints over 1 iterations in 27 ms. Result :sat
Could not prove EG (NOT p1)
Knowledge-based reduction took 1408 ms.
Stuttering acceptance computed with spot in 309 ms :[(NOT p1), (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1), true, (AND (NOT p0) (NOT p1)), (NOT p0)]
Support contains 18 out of 18 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Skipped dead transition search.
[2026-05-26 23:11:26] [INFO ] Invariant cache hit.
[2026-05-26 23:11:26] [INFO ] Implicit Places using invariants in 23 ms returned []
[2026-05-26 23:11:26] [INFO ] Invariant cache hit.
[2026-05-26 23:11:26] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-26 23:11:26] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 64 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 64 ms. Remains : 18/18 places, 18/18 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 3 factoid took 83 ms. Reduced automaton from 9 states, 14 edges and 2 AP (stutter sensitive) to 9 states, 14 edges and 2 AP (stutter sensitive).
RANDOM walk for 40072 steps (8 resets) in 28 ms. (1381 steps per ms) remains 1/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 78 ms. (506 steps per ms) remains 1/1 properties
[2026-05-26 23:11:26] [INFO ] Invariant cache hit.
[2026-05-26 23:11:26] [INFO ] State equation strengthened by 6 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 18/36 variables, 18/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/36 variables, 6/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/36 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 36/36 variables, and 31 constraints, problems are : Problem set: 0 solved, 1 unsolved in 55 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 18/18 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/18 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/36 variables, 18/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 6/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/36 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/36 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 36/36 variables, and 33 constraints, problems are : Problem set: 0 solved, 1 unsolved in 133 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 18/18 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 192ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 48 ms.
Support contains 18 out of 18 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 18/18 places, 18/18 transitions.
RANDOM walk for 40041 steps (8 resets) in 26 ms. (1483 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 102 ms. (388 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 30661 steps, run visited all 1 properties in 46 ms. (steps per millisecond=666 )
Probabilistic random walk after 30661 steps, saw 21069 distinct states, run finished after 46 ms. (steps per millisecond=666 ) properties seen :1
Knowledge based reduction with 3 factoid took 138 ms. Reduced automaton from 9 states, 14 edges and 2 AP (stutter sensitive) to 9 states, 14 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 344 ms :[(NOT p1), (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1), true, (AND (NOT p0) (NOT p1)), (NOT p0)]
[2026-05-26 23:11:27] [INFO ] Invariant cache hit.
[2026-05-26 23:11:27] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-26 23:11:27] [INFO ] [Real]Absence check using 1 positive and 6 generalized place invariants in 11 ms returned sat
[2026-05-26 23:11:27] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2026-05-26 23:11:27] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 23:11:27] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-26 23:11:27] [INFO ] [Nat]Absence check using 1 positive and 6 generalized place invariants in 4 ms returned sat
[2026-05-26 23:11:27] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2026-05-26 23:11:27] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-26 23:11:27] [INFO ] [Nat]Added 6 Read/Feed constraints in 2 ms returned sat
[2026-05-26 23:11:27] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 4 ms.
[2026-05-26 23:11:27] [INFO ] Added : 2 causal constraints over 1 iterations in 11 ms. Result :sat
Could not prove EG (NOT p1)
Knowledge-based reduction took 1088 ms.
Stuttering acceptance computed with spot in 311 ms :[(NOT p1), (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1), true, (AND (NOT p0) (NOT p1)), (NOT p0)]
Stuttering acceptance computed with spot in 325 ms :[(NOT p1), (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1), true, (AND (NOT p0) (NOT p1)), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 178 ms.
Product exploration explored 100000 steps with 1 reset in 223 ms.
Spot run failed in 72 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/autstates.py", line 2, in
import spot
ModuleNotFoundError: No module named 'spot'
java.io.IOException
at fr.lip6.move.gal.application.runner.spot.SpotRunner.computeForwardClosedSI(SpotRunner.java:551)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.treatPartialPOR(LTLPropertySolver.java:419)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:280)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:217)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:66)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:849)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
Built C files in :
/tmp/ltsmin6902235923142546707
[2026-05-26 23:11:28] [INFO ] Built C files in 2ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin6902235923142546707
Running compilation step : cd /tmp/ltsmin6902235923142546707;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 102 ms.
Running link step : cd /tmp/ltsmin6902235923142546707;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 32 ms.
Running LTSmin : cd /tmp/ltsmin6902235923142546707;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--hoa' '/tmp/stateBased5337849122539752973.hoa' '--buchi-type=spotba'
LTSmin run took 94 ms.
FORMULA PGCD-COL-D05N025-LTLFireability-07 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property PGCD-COL-D05N025-LTLFireability-07 finished in 5075 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(p0) U (X(G(p0))||(X(p0)&&(!p1||G(p0))))))'
Support contains 12 out of 18 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 2 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Skipped dead transition search.
[2026-05-26 23:11:28] [INFO ] Invariant cache hit.
[2026-05-26 23:11:28] [INFO ] Implicit Places using invariants in 37 ms returned [12, 13, 14, 15, 16, 17]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 38 ms to find 6 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 12/18 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 40 ms. Remains : 12/18 places, 18/18 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(p0) U (X(G(p0))||(X(p0)&&(!p1||G(p0))))))'
Stuttering acceptance computed with spot in 86 ms :[(NOT p0), (NOT p0), true]
Running random walk in product with property : PGCD-COL-D05N025-LTLFireability-09
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 0 ms.
FORMULA PGCD-COL-D05N025-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PGCD-COL-D05N025-LTLFireability-09 finished in 158 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(G(!p0)))))'
Support contains 12 out of 18 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Skipped dead transition search.
[2026-05-26 23:11:28] [INFO ] Invariant cache hit.
[2026-05-26 23:11:28] [INFO ] Implicit Places using invariants in 26 ms returned [12, 13, 14, 15, 16, 17]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 27 ms to find 6 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 12/18 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 28 ms. Remains : 12/18 places, 18/18 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(G(p0)))))'
Stuttering acceptance computed with spot in 145 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : PGCD-COL-D05N025-LTLFireability-11
Product exploration explored 100000 steps with 0 reset in 130 ms.
Product exploration explored 100000 steps with 0 reset in 175 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 1 factoid took 58 ms. Reduced automaton from 5 states, 6 edges and 1 AP (stutter sensitive) to 5 states, 6 edges and 1 AP (stutter sensitive).
RANDOM walk for 1570 steps (0 resets) in 6 ms. (224 steps per ms) remains 0/1 properties
Knowledge based reduction with 1 factoid took 69 ms. Reduced automaton from 5 states, 6 edges and 1 AP (stutter sensitive) to 5 states, 6 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 141 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Knowledge-based reduction took 272 ms.
Stuttering acceptance computed with spot in 145 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 12 out of 12 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10490401530630085552.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4127471551069704165.kers'
[2026-05-26 23:11:29] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10490401530630085552.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4127471551069704165.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 12 cols 48 entries
Finished phase 1 with 11 SingleSign rule and 0 generalized
[2026-05-26 23:11:29] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-4127471551069704165.kers
Total runtime 4 ms.
[2026-05-26 23:11:29] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 125 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 96 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 266ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 266ms
[2026-05-26 23:11:30] [INFO ] Invariant cache hit.
[2026-05-26 23:11:30] [INFO ] Implicit Places using invariants in 14 ms returned []
[2026-05-26 23:11:30] [INFO ] Invariant cache hit.
[2026-05-26 23:11:30] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-26 23:11:30] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 63 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 330 ms. Remains : 12/12 places, 18/18 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 1 factoid took 57 ms. Reduced automaton from 5 states, 6 edges and 1 AP (stutter sensitive) to 5 states, 6 edges and 1 AP (stutter sensitive).
RANDOM walk for 1223 steps (0 resets) in 6 ms. (174 steps per ms) remains 0/1 properties
Knowledge based reduction with 1 factoid took 52 ms. Reduced automaton from 5 states, 6 edges and 1 AP (stutter sensitive) to 5 states, 6 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 157 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Knowledge-based reduction took 269 ms.
Stuttering acceptance computed with spot in 142 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 143 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 136 ms.
Product exploration explored 100000 steps with 0 reset in 162 ms.
Spot run failed in 49 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/autstates.py", line 2, in
import spot
ModuleNotFoundError: No module named 'spot'
java.io.IOException
at fr.lip6.move.gal.application.runner.spot.SpotRunner.computeForwardClosedSI(SpotRunner.java:551)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.treatPartialPOR(LTLPropertySolver.java:419)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:280)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:217)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:66)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:849)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
Built C files in :
/tmp/ltsmin14835358611504821173
[2026-05-26 23:11:31] [INFO ] Built C files in 1ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin14835358611504821173
Running compilation step : cd /tmp/ltsmin14835358611504821173;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 83 ms.
Running link step : cd /tmp/ltsmin14835358611504821173;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 32 ms.
Running LTSmin : cd /tmp/ltsmin14835358611504821173;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--hoa' '/tmp/stateBased2746605608886442365.hoa' '--buchi-type=spotba'
LTSmin run took 59 ms.
FORMULA PGCD-COL-D05N025-LTLFireability-11 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property PGCD-COL-D05N025-LTLFireability-11 finished in 2371 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 12 out of 18 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14930936982849866004.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-858943228014415076.kers'
[2026-05-26 23:11:31] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14930936982849866004.kers, --Pflows, --basisKERS=/tmp/petrispot-output-858943228014415076.kers]
Culling duplicate invariants (modulo rational): removing 6 columns.
Culled 6 columns in 0 ms.
// Phase 1: matrix 18 rows 12 cols 48 entries
Finished phase 1 with 11 SingleSign rule and 0 generalized
[2026-05-26 23:11:31] [INFO ] Computed 7 invariants in 0 ms
Computed 7 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-858943228014415076.kers
Total runtime 0 ms.
[2026-05-26 23:11:31] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 6/18 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 18/36 variables, 18/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 6/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/36 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 36/36 variables, and 31 constraints, problems are : Problem set: 0 solved, 6 unsolved in 84 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 18/18 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 6/18 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 18/36 variables, 18/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 6/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 6/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/36 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 0/36 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 36/36 variables, and 37 constraints, problems are : Problem set: 0 solved, 6 unsolved in 87 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 18/18 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 177ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 177ms
[2026-05-26 23:11:31] [INFO ] Invariant cache hit.
[2026-05-26 23:11:31] [INFO ] Implicit Places using invariants in 20 ms returned []
[2026-05-26 23:11:31] [INFO ] Invariant cache hit.
[2026-05-26 23:11:31] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-26 23:11:31] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 59 ms to find 0 implicit places.
[2026-05-26 23:11:31] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 241 ms. Remains : 18/18 places, 18/18 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 40 ms :[(NOT p0)]
Running random walk in product with property : PGCD-COL-D05N025-LTLFireability-13
Product exploration explored 100000 steps with 19274 reset in 162 ms.
Stack based approach found an accepted trace after 3179 steps with 613 reset with depth 6 and stack size 6 in 6 ms.
FORMULA PGCD-COL-D05N025-LTLFireability-13 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-COL-D05N025-LTLFireability-13 finished in 475 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((p0&&X(X(!p1)))) U (F(p2) U X(X(!p1)))))'
Support contains 18 out of 18 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Skipped dead transition search.
[2026-05-26 23:11:31] [INFO ] Invariant cache hit.
[2026-05-26 23:11:31] [INFO ] Implicit Places using invariants in 25 ms returned []
[2026-05-26 23:11:31] [INFO ] Invariant cache hit.
[2026-05-26 23:11:31] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-26 23:11:31] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 58 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 59 ms. Remains : 18/18 places, 18/18 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(!p0))&&p1)) U (F(p2) U X(X(!p0)))))'
Stuttering acceptance computed with spot in 294 ms :[p0, (AND (NOT p2) (NOT p1) p0), p0, (AND (NOT p2) p0), (AND (NOT p2) p0), p0, (NOT p2)]
Running random walk in product with property : PGCD-COL-D05N025-LTLFireability-14
Product exploration explored 100000 steps with 33333 reset in 124 ms.
Product exploration explored 100000 steps with 33333 reset in 136 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 7 factoid took 14 ms. Proved property starting from automaton with 7 states, 10 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 15 ms.
FORMULA PGCD-COL-D05N025-LTLFireability-14 TRUE TECHNIQUES KNOWLEDGE
Treatment of property PGCD-COL-D05N025-LTLFireability-14 finished in 675 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((X(p1)||p0)) U !(p1 U p2))&&X(p2)))'
Support contains 18 out of 18 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Skipped dead transition search.
[2026-05-26 23:11:32] [INFO ] Invariant cache hit.
[2026-05-26 23:11:32] [INFO ] Implicit Places using invariants in 29 ms returned []
[2026-05-26 23:11:32] [INFO ] Invariant cache hit.
[2026-05-26 23:11:32] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-26 23:11:32] [INFO ] Implicit Places using invariants and state equation in 106 ms returned []
Implicit Place search using SMT with State Equation took 147 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 147 ms. Remains : 18/18 places, 18/18 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((G((X(p1)||p0)) U !(p1 U p2))&&X(p2)))'
Stuttering acceptance computed with spot in 277 ms :[true, (NOT p1), (AND (NOT p0) (NOT p1)), p2, (NOT p2), (AND p2 (NOT p1)), true]
Running random walk in product with property : PGCD-COL-D05N025-LTLFireability-15
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA PGCD-COL-D05N025-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PGCD-COL-D05N025-LTLFireability-15 finished in 472 ms.
All properties solved by simple procedures.
Total runtime 17446 ms.

BK_STOP 1779837092918

--------------------
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="PGCD-COL-D05N025"
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 PGCD-COL-D05N025, 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 r194-tall-177969914300796"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PGCD-COL-D05N025.tgz
mv PGCD-COL-D05N025 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 ;