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.r050-smll-177946901200372.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
...............
=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is ClientsAndServers-PT-N0020P4, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r050-smll-177946901200372
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 452K
-rw-r--r-- 1 mcc users 7.3K Mar 6 10:57 CTLCardinality.txt
-rw-r--r-- 1 mcc users 82K Mar 6 10:57 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.2K Mar 6 10:57 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K Mar 6 10:57 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.8K Mar 15 08:11 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 15 08:11 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 08:11 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 08:11 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.9K Mar 6 10:57 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 103K Mar 6 10:57 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.2K Mar 6 10:57 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 70K Mar 6 10:57 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 15 08:11 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 08:11 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 8 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 9.2K 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 ClientsAndServers-PT-N0020P4-LTLFireability-00
FORMULA_NAME ClientsAndServers-PT-N0020P4-LTLFireability-01
FORMULA_NAME ClientsAndServers-PT-N0020P4-LTLFireability-02
FORMULA_NAME ClientsAndServers-PT-N0020P4-LTLFireability-03
FORMULA_NAME ClientsAndServers-PT-N0020P4-LTLFireability-04
FORMULA_NAME ClientsAndServers-PT-N0020P4-LTLFireability-05
FORMULA_NAME ClientsAndServers-PT-N0020P4-LTLFireability-06
FORMULA_NAME ClientsAndServers-PT-N0020P4-LTLFireability-07
FORMULA_NAME ClientsAndServers-PT-N0020P4-LTLFireability-08
FORMULA_NAME ClientsAndServers-PT-N0020P4-LTLFireability-09
FORMULA_NAME ClientsAndServers-PT-N0020P4-LTLFireability-10
FORMULA_NAME ClientsAndServers-PT-N0020P4-LTLFireability-11
FORMULA_NAME ClientsAndServers-PT-N0020P4-LTLFireability-12
FORMULA_NAME ClientsAndServers-PT-N0020P4-LTLFireability-13
FORMULA_NAME ClientsAndServers-PT-N0020P4-LTLFireability-14
FORMULA_NAME ClientsAndServers-PT-N0020P4-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1779666193996

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ClientsAndServers-PT-N0020P4
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-24 23:43:16] [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]
[2026-05-24 23:43:16] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 23:43:16] [INFO ] Load time of PNML (sax parser for PT used): 71 ms
[2026-05-24 23:43:16] [INFO ] Transformed 25 places.
[2026-05-24 23:43:16] [INFO ] Transformed 18 transitions.
[2026-05-24 23:43:16] [INFO ] Parsed PT model containing 25 places and 18 transitions and 54 arcs in 282 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 23 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
FORMULA ClientsAndServers-PT-N0020P4-LTLFireability-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ClientsAndServers-PT-N0020P4-LTLFireability-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ClientsAndServers-PT-N0020P4-LTLFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ClientsAndServers-PT-N0020P4-LTLFireability-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 19 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 2 places :
Implicit places reduction removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 23 transition count 18
Applied a total of 2 rules in 21 ms. Remains 23 /25 variables (removed 2) and now considering 18/18 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5781765210984534349.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15326780722533354944.kers'
[2026-05-24 23:43:16] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5781765210984534349.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15326780722533354944.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 23 cols 50 entries
Finished phase 1 with 16 SingleSign rule and 1 generalized
[2026-05-24 23:43:16] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-15326780722533354944.kers
Total runtime 4 ms.
[2026-05-24 23:43:16] [INFO ] Implicit Places using invariants in 233 ms returned []
[2026-05-24 23:43:16] [INFO ] Invariant cache hit.
[2026-05-24 23:43:16] [INFO ] Implicit Places using invariants and state equation in 81 ms returned []
Implicit Place search using SMT with State Equation took 364 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2026-05-24 23:43:17] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/22 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/22 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 1/23 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/23 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/41 variables, 23/29 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/41 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/41 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 41/41 variables, and 29 constraints, problems are : Problem set: 0 solved, 17 unsolved in 694 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 23/23 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/22 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/22 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 1/23 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/23 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/41 variables, 23/29 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/41 variables, 17/46 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/41 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 0/41 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 41/41 variables, and 46 constraints, problems are : Problem set: 0 solved, 17 unsolved in 516 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 23/23 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1247ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 1267ms
Starting structural reductions in LTL mode, iteration 1 : 23/25 places, 18/18 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1713 ms. Remains : 23/25 places, 18/18 transitions.
Starting structural reductions in LTL mode, iteration 0 : 23/23 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 23 /23 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2026-05-24 23:43:18] [INFO ] Invariant cache hit.
[2026-05-24 23:43:18] [INFO ] Implicit Places using invariants in 38 ms returned []
[2026-05-24 23:43:18] [INFO ] Invariant cache hit.
[2026-05-24 23:43:18] [INFO ] Implicit Places using invariants and state equation in 47 ms returned []
Implicit Place search using SMT with State Equation took 89 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 91 ms. Remains : 23/23 places, 18/18 transitions.
Support contains 19 out of 23 places after structural reductions.
[2026-05-24 23:43:18] [INFO ] Flatten gal took : 32 ms
[2026-05-24 23:43:18] [INFO ] Flatten gal took : 10 ms
[2026-05-24 23:43:18] [INFO ] Input system was already deterministic with 18 transitions.
Reduction of identical properties reduced properties to check from 18 to 17
RANDOM walk for 8414 steps (1 resets) in 100 ms. (83 steps per ms) remains 0/17 properties
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(p0))'
Support contains 3 out of 23 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 23/23 places, 18/18 transitions.
Discarding 2 places :
Implicit places reduction removed 2 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 21 transition count 14
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 10 place count 17 transition count 14
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 10 place count 17 transition count 11
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 16 place count 14 transition count 11
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 22 place count 11 transition count 8
Applied a total of 22 rules in 24 ms. Remains 11 /23 variables (removed 12) and now considering 8/18 (removed 10) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16639794752290156399.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3030037981334728539.kers'
[2026-05-24 23:43:19] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16639794752290156399.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3030037981334728539.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 8 rows 11 cols 26 entries
Finished phase 1 with 7 SingleSign rule and 0 generalized
[2026-05-24 23:43:19] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-3030037981334728539.kers
Total runtime 0 ms.
[2026-05-24 23:43:19] [INFO ] Implicit Places using invariants in 32 ms returned [10]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 34 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 10/23 places, 8/18 transitions.
Applied a total of 0 rules in 2 ms. Remains 10 /10 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 60 ms. Remains : 10/23 places, 8/18 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 288 ms :[(NOT p0)]
Running random walk in product with property : ClientsAndServers-PT-N0020P4-LTLFireability-00
Product exploration explored 100000 steps with 4636 reset in 354 ms.
Stack based approach found an accepted trace after 738 steps with 38 reset with depth 83 and stack size 83 in 4 ms.
FORMULA ClientsAndServers-PT-N0020P4-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property ClientsAndServers-PT-N0020P4-LTLFireability-00 finished in 814 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 1 out of 23 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 23/23 places, 18/18 transitions.
Discarding 2 places :
Implicit places reduction removed 2 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 21 transition count 12
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 14 place count 15 transition count 12
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 14 place count 15 transition count 10
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 18 place count 13 transition count 10
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 26 place count 9 transition count 6
Applied a total of 26 rules in 7 ms. Remains 9 /23 variables (removed 14) and now considering 6/18 (removed 12) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8614847771702514426.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3070554711427628920.kers'
[2026-05-24 23:43:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8614847771702514426.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3070554711427628920.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 6 rows 8 cols 18 entries
Finished phase 1 with 5 SingleSign rule and 0 generalized
[2026-05-24 23:43:20] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-3070554711427628920.kers
Total runtime 0 ms.
[2026-05-24 23:43:20] [INFO ] Implicit Places using invariants in 40 ms returned [5, 8]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 42 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 7/23 places, 6/18 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 7 transition count 5
Reduce places removed 1 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 2 rules applied. Total rules applied 3 place count 6 transition count 4
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 4 place count 5 transition count 4
Applied a total of 4 rules in 2 ms. Remains 5 /7 variables (removed 2) and now considering 4/6 (removed 2) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14901302512346413467.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6910894432387919148.kers'
[2026-05-24 23:43:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14901302512346413467.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6910894432387919148.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 4 rows 4 cols 8 entries
Finished phase 1 with 3 SingleSign rule and 0 generalized
[2026-05-24 23:43:20] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-6910894432387919148.kers
Total runtime 0 ms.
[2026-05-24 23:43:20] [INFO ] Implicit Places using invariants in 25 ms returned []
[2026-05-24 23:43:20] [INFO ] Invariant cache hit.
[2026-05-24 23:43:20] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 56 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 5/23 places, 4/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 108 ms. Remains : 5/23 places, 4/18 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)))'
Stuttering acceptance computed with spot in 105 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ClientsAndServers-PT-N0020P4-LTLFireability-01
Product exploration explored 100000 steps with 1695 reset in 268 ms.
Product exploration explored 100000 steps with 1543 reset in 195 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 2 factoid took 93 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 4 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/1 properties
Knowledge based reduction with 2 factoid took 89 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 76 ms :[(NOT p0), (NOT p0)]
[2026-05-24 23:43:21] [INFO ] Invariant cache hit.
[2026-05-24 23:43:21] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-24 23:43:21] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2026-05-24 23:43:21] [INFO ] Computed and/alt/rep : 3/3/3 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-24 23:43:21] [INFO ] Added : 0 causal constraints over 0 iterations in 7 ms. Result :sat
Could not prove EG (NOT p0)
Knowledge-based reduction took 319 ms.
Stuttering acceptance computed with spot in 81 ms :[(NOT p0), (NOT p0)]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 5/5 places, 4/4 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 4/4 (removed 0) transitions.
[2026-05-24 23:43:21] [INFO ] Invariant cache hit.
[2026-05-24 23:43:21] [INFO ] Implicit Places using invariants in 28 ms returned []
[2026-05-24 23:43:21] [INFO ] Invariant cache hit.
[2026-05-24 23:43:21] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 61 ms to find 0 implicit places.
[2026-05-24 23:43:21] [INFO ] Redundant transitions in 0 ms returned []
Running 3 sub problems to find dead transitions.
[2026-05-24 23:43:21] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 4/9 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 0/9 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 9/9 variables, and 7 constraints, problems are : Problem set: 0 solved, 3 unsolved in 57 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 5/5 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 4/9 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/9 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 0/9 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 9/9 variables, and 10 constraints, problems are : Problem set: 0 solved, 3 unsolved in 66 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 5/5 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 127ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 128ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 196 ms. Remains : 5/5 places, 4/4 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 2 factoid took 69 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 4 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/1 properties
Knowledge based reduction with 2 factoid took 79 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 69 ms :[(NOT p0), (NOT p0)]
[2026-05-24 23:43:21] [INFO ] Invariant cache hit.
[2026-05-24 23:43:21] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2026-05-24 23:43:21] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2026-05-24 23:43:21] [INFO ] Computed and/alt/rep : 3/3/3 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-24 23:43:21] [INFO ] Added : 0 causal constraints over 0 iterations in 4 ms. Result :sat
Could not prove EG (NOT p0)
Knowledge-based reduction took 254 ms.
Stuttering acceptance computed with spot in 69 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 71 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 1411 reset in 126 ms.
Product exploration explored 100000 steps with 1664 reset in 494 ms.
Built C files in :
/tmp/ltsmin14184670003010944513
[2026-05-24 23:43:22] [INFO ] Computing symmetric may disable matrix : 4 transitions.
[2026-05-24 23:43:22] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 23:43:22] [INFO ] Computing symmetric may enable matrix : 4 transitions.
[2026-05-24 23:43:22] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 23:43:22] [INFO ] Computing Do-Not-Accords matrix : 4 transitions.
[2026-05-24 23:43:22] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 23:43:22] [INFO ] Built C files in 56ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin14184670003010944513
Running compilation step : cd /tmp/ltsmin14184670003010944513;'/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 306 ms.
Running link step : cd /tmp/ltsmin14184670003010944513;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 54 ms.
Running LTSmin : cd /tmp/ltsmin14184670003010944513;'/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/stateBased11367905897170160655.hoa' '--buchi-type=spotba'
LTSmin run took 69 ms.
FORMULA ClientsAndServers-PT-N0020P4-LTLFireability-01 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property ClientsAndServers-PT-N0020P4-LTLFireability-01 finished in 2882 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(F((X(p2)&&p1))))))'
Support contains 3 out of 23 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 23/23 places, 18/18 transitions.
Discarding 2 places :
Implicit places reduction removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 21 transition count 18
Applied a total of 2 rules in 2 ms. Remains 21 /23 variables (removed 2) and now considering 18/18 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15172585492722213583.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2041094610630663513.kers'
[2026-05-24 23:43:23] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15172585492722213583.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2041094610630663513.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 21 cols 46 entries
Finished phase 1 with 17 SingleSign rule and 0 generalized
[2026-05-24 23:43:23] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-2041094610630663513.kers
Total runtime 0 ms.
[2026-05-24 23:43:23] [INFO ] Implicit Places using invariants in 46 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 47 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/23 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 50 ms. Remains : 20/23 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(F((X(p1)&&p0)))&&p2)))'
Stuttering acceptance computed with spot in 209 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0) (NOT p2)), (OR (NOT p0) (NOT p1) (NOT p2)), true]
Running random walk in product with property : ClientsAndServers-PT-N0020P4-LTLFireability-03
Product exploration explored 100000 steps with 2125 reset in 121 ms.
Stack based approach found an accepted trace after 62025 steps with 1353 reset with depth 27 and stack size 27 in 87 ms.
FORMULA ClientsAndServers-PT-N0020P4-LTLFireability-03 FALSE TECHNIQUES STACK_TEST
Treatment of property ClientsAndServers-PT-N0020P4-LTLFireability-03 finished in 499 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)&&X(X((G(F(p1))||G(p2))))))'
Support contains 6 out of 23 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 23/23 places, 18/18 transitions.
Discarding 2 places :
Implicit places reduction removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 21 transition count 18
Applied a total of 2 rules in 1 ms. Remains 21 /23 variables (removed 2) and now considering 18/18 (removed 0) transitions.
[2026-05-24 23:43:23] [INFO ] Invariant cache hit.
[2026-05-24 23:43:23] [INFO ] Implicit Places using invariants in 32 ms returned []
[2026-05-24 23:43:23] [INFO ] Invariant cache hit.
[2026-05-24 23:43:23] [INFO ] Implicit Places using invariants and state equation in 45 ms returned []
Implicit Place search using SMT with State Equation took 79 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2026-05-24 23:43:23] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/21 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 18/39 variables, 21/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 0/39 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/39 variables, and 25 constraints, problems are : Problem set: 0 solved, 17 unsolved in 439 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 21/21 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/21 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 18/39 variables, 21/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 17/42 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/39 variables, and 42 constraints, problems are : Problem set: 0 solved, 17 unsolved in 329 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 21/21 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 774ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 774ms
Starting structural reductions in LTL mode, iteration 1 : 21/23 places, 18/18 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 855 ms. Remains : 21/23 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)&&X(X((G(F(p1))||G(p2))))))'
Stuttering acceptance computed with spot in 239 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (NOT p1), (NOT p1)]
Running random walk in product with property : ClientsAndServers-PT-N0020P4-LTLFireability-05
Product exploration explored 100000 steps with 1168 reset in 122 ms.
Product exploration explored 100000 steps with 1142 reset in 150 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 6 factoid took 62 ms. Reduced automaton from 6 states, 10 edges and 3 AP (stutter sensitive) to 6 states, 10 edges and 3 AP (stutter sensitive).
RANDOM walk for 34803 steps (9 resets) in 71 ms. (483 steps per ms) remains 0/4 properties
Knowledge based reduction with 6 factoid took 134 ms. Reduced automaton from 6 states, 10 edges and 3 AP (stutter sensitive) to 6 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 269 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (NOT p1), (NOT p1)]
[2026-05-24 23:43:25] [INFO ] Invariant cache hit.
[2026-05-24 23:43:25] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-24 23:43:25] [INFO ] [Real]Absence check using state equation in 12 ms returned sat
[2026-05-24 23:43:25] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 23:43:25] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-24 23:43:25] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2026-05-24 23:43:25] [INFO ] Computed and/alt/rep : 17/17/17 causal constraints (skipped 0 transitions) in 5 ms.
[2026-05-24 23:43:25] [INFO ] Added : 11 causal constraints over 3 iterations in 28 ms. Result :sat
Could not prove EG (NOT p0)
Knowledge-based reduction took 637 ms.
Stuttering acceptance computed with spot in 252 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (NOT p1), (NOT p1)]
Support contains 6 out of 21 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 21/21 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2026-05-24 23:43:25] [INFO ] Invariant cache hit.
[2026-05-24 23:43:25] [INFO ] Implicit Places using invariants in 33 ms returned []
[2026-05-24 23:43:25] [INFO ] Invariant cache hit.
[2026-05-24 23:43:25] [INFO ] Implicit Places using invariants and state equation in 52 ms returned []
Implicit Place search using SMT with State Equation took 87 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 89 ms. Remains : 21/21 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 6 factoid took 59 ms. Reduced automaton from 6 states, 10 edges and 3 AP (stutter sensitive) to 6 states, 10 edges and 3 AP (stutter sensitive).
RANDOM walk for 30382 steps (10 resets) in 75 ms. (399 steps per ms) remains 0/4 properties
Knowledge based reduction with 6 factoid took 101 ms. Reduced automaton from 6 states, 10 edges and 3 AP (stutter sensitive) to 6 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 230 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (NOT p1), (NOT p1)]
[2026-05-24 23:43:26] [INFO ] Invariant cache hit.
[2026-05-24 23:43:26] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-24 23:43:26] [INFO ] [Real]Absence check using state equation in 12 ms returned sat
[2026-05-24 23:43:26] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 23:43:26] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-24 23:43:26] [INFO ] [Nat]Absence check using state equation in 13 ms returned sat
[2026-05-24 23:43:26] [INFO ] Computed and/alt/rep : 17/17/17 causal constraints (skipped 0 transitions) in 2 ms.
[2026-05-24 23:43:26] [INFO ] Added : 11 causal constraints over 3 iterations in 14 ms. Result :sat
Could not prove EG (NOT p0)
Knowledge-based reduction took 553 ms.
Stuttering acceptance computed with spot in 255 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 228 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 1118 reset in 119 ms.
Product exploration explored 100000 steps with 1183 reset in 126 ms.
Spot run failed in 147 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/ltsmin10871476248288771580
[2026-05-24 23:43:27] [INFO ] Built C files in 4ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin10871476248288771580
Running compilation step : cd /tmp/ltsmin10871476248288771580;'/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 109 ms.
Running link step : cd /tmp/ltsmin10871476248288771580;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 33 ms.
Running LTSmin : cd /tmp/ltsmin10871476248288771580;'/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/stateBased1232031267927226846.hoa' '--buchi-type=spotba'
LTSmin run took 367 ms.
FORMULA ClientsAndServers-PT-N0020P4-LTLFireability-05 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property ClientsAndServers-PT-N0020P4-LTLFireability-05 finished in 4382 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((X(X(p0))&&(!(!p0 U p1)||X(p2))))))'
Support contains 4 out of 23 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 23/23 places, 18/18 transitions.
Discarding 2 places :
Implicit places reduction removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 21 transition count 18
Applied a total of 2 rules in 1 ms. Remains 21 /23 variables (removed 2) and now considering 18/18 (removed 0) transitions.
[2026-05-24 23:43:27] [INFO ] Invariant cache hit.
[2026-05-24 23:43:27] [INFO ] Implicit Places using invariants in 31 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 34 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/23 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 36 ms. Remains : 20/23 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((X(X(p0))&&(!(!p0 U p1)||X(p2))))))'
Stuttering acceptance computed with spot in 310 ms :[(OR (NOT p0) (AND p1 (NOT p2))), (OR (NOT p0) (AND p1 (NOT p2))), (NOT p0), (NOT p2), (AND p1 (NOT p2)), (NOT p0), true, (AND p1 p0 p2)]
Running random walk in product with property : ClientsAndServers-PT-N0020P4-LTLFireability-06
Entered a terminal (fully accepting) state of product in 75868 steps with 18946 reset in 42 ms.
FORMULA ClientsAndServers-PT-N0020P4-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ClientsAndServers-PT-N0020P4-LTLFireability-06 finished in 429 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) U X(p1)))||G(p2)) U p1))))'
Support contains 5 out of 23 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 23/23 places, 18/18 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 22 transition count 18
Applied a total of 1 rules in 0 ms. Remains 22 /23 variables (removed 1) and now considering 18/18 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17512081183578719098.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13339126822576177998.kers'
[2026-05-24 23:43:28] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17512081183578719098.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13339126822576177998.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 22 cols 48 entries
Finished phase 1 with 16 SingleSign rule and 1 generalized
[2026-05-24 23:43:28] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-13339126822576177998.kers
Total runtime 0 ms.
[2026-05-24 23:43:28] [INFO ] Implicit Places using invariants in 36 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 37 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/23 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 37 ms. Remains : 21/23 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) U X(p1)))||G(p2)) U p1))))'
Stuttering acceptance computed with spot in 466 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), (AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : ClientsAndServers-PT-N0020P4-LTLFireability-07
Product exploration explored 100000 steps with 7261 reset in 148 ms.
Product exploration explored 100000 steps with 7342 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 2 factoid took 141 ms. Reduced automaton from 11 states, 23 edges and 3 AP (stutter sensitive) to 11 states, 23 edges and 3 AP (stutter sensitive).
RANDOM walk for 1304 steps (0 resets) in 4 ms. (260 steps per ms) remains 0/10 properties
Knowledge based reduction with 2 factoid took 303 ms. Reduced automaton from 11 states, 23 edges and 3 AP (stutter sensitive) to 11 states, 23 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 511 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), (AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p2))]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6116422821772431753.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11350091333374272289.kers'
[2026-05-24 23:43:30] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6116422821772431753.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11350091333374272289.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 21 cols 44 entries
Finished phase 1 with 16 SingleSign rule and 1 generalized
[2026-05-24 23:43:30] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-11350091333374272289.kers
Total runtime 0 ms.
[2026-05-24 23:43:30] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2026-05-24 23:43:30] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2026-05-24 23:43:30] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2026-05-24 23:43:30] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 23:43:30] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2026-05-24 23:43:30] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2026-05-24 23:43:30] [INFO ] [Nat]Absence check using state equation in 14 ms returned sat
[2026-05-24 23:43:30] [INFO ] Computed and/alt/rep : 17/18/17 causal constraints (skipped 0 transitions) in 2 ms.
[2026-05-24 23:43:30] [INFO ] Added : 9 causal constraints over 2 iterations in 16 ms. Result :sat
Could not prove EG (NOT p1)
Knowledge-based reduction took 1096 ms.
Stuttering acceptance computed with spot in 478 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), (AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p2))]
Support contains 5 out of 21 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 21/21 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2026-05-24 23:43:30] [INFO ] Invariant cache hit.
[2026-05-24 23:43:30] [INFO ] Implicit Places using invariants in 32 ms returned []
[2026-05-24 23:43:30] [INFO ] Invariant cache hit.
[2026-05-24 23:43:30] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 72 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2026-05-24 23:43:30] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/21 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/21 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/39 variables, 21/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/39 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/39 variables, and 25 constraints, problems are : Problem set: 0 solved, 17 unsolved in 403 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 21/21 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/21 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/21 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/39 variables, 21/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 17/42 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/39 variables, and 42 constraints, problems are : Problem set: 0 solved, 17 unsolved in 364 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 21/21 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 773ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 775ms
Finished structural reductions in LTL mode , in 1 iterations and 848 ms. Remains : 21/21 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 2 factoid took 143 ms. Reduced automaton from 11 states, 23 edges and 3 AP (stutter sensitive) to 11 states, 23 edges and 3 AP (stutter sensitive).
RANDOM walk for 1304 steps (0 resets) in 6 ms. (186 steps per ms) remains 0/10 properties
Knowledge based reduction with 2 factoid took 301 ms. Reduced automaton from 11 states, 23 edges and 3 AP (stutter sensitive) to 11 states, 23 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 537 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), (AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p2))]
[2026-05-24 23:43:32] [INFO ] Invariant cache hit.
[2026-05-24 23:43:32] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2026-05-24 23:43:32] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2026-05-24 23:43:32] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2026-05-24 23:43:32] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 23:43:32] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2026-05-24 23:43:32] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2026-05-24 23:43:32] [INFO ] [Nat]Absence check using state equation in 12 ms returned sat
[2026-05-24 23:43:32] [INFO ] Computed and/alt/rep : 17/18/17 causal constraints (skipped 0 transitions) in 2 ms.
[2026-05-24 23:43:32] [INFO ] Added : 9 causal constraints over 2 iterations in 14 ms. Result :sat
Could not prove EG (NOT p1)
Knowledge-based reduction took 1099 ms.
Stuttering acceptance computed with spot in 440 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), (AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 416 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), (AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p2))]
Product exploration explored 100000 steps with 7325 reset in 104 ms.
Product exploration explored 100000 steps with 7288 reset in 116 ms.
Spot run failed in 59 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/ltsmin13801307292069944332
[2026-05-24 23:43:33] [INFO ] Built C files in 1ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin13801307292069944332
Running compilation step : cd /tmp/ltsmin13801307292069944332;'/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 110 ms.
Running link step : cd /tmp/ltsmin13801307292069944332;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 33 ms.
Running LTSmin : cd /tmp/ltsmin13801307292069944332;'/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/stateBased1718061212987976330.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 5 out of 21 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 21/21 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2026-05-24 23:43:48] [INFO ] Invariant cache hit.
[2026-05-24 23:43:48] [INFO ] Implicit Places using invariants in 34 ms returned []
[2026-05-24 23:43:48] [INFO ] Invariant cache hit.
[2026-05-24 23:43:49] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 71 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 73 ms. Remains : 21/21 places, 18/18 transitions.
Built C files in :
/tmp/ltsmin2371974700530331145
[2026-05-24 23:43:49] [INFO ] Built C files in 2ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2371974700530331145
Running compilation step : cd /tmp/ltsmin2371974700530331145;'/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 111 ms.
Running link step : cd /tmp/ltsmin2371974700530331145;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 35 ms.
Running LTSmin : cd /tmp/ltsmin2371974700530331145;'/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/stateBased9797922428365780315.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2026-05-24 23:44:04] [INFO ] Flatten gal took : 8 ms
[2026-05-24 23:44:04] [INFO ] Flatten gal took : 3 ms
[2026-05-24 23:44:04] [INFO ] Time to serialize gal into /tmp/LTL17110294056786946672.gal : 2 ms
[2026-05-24 23:44:04] [INFO ] Time to serialize properties into /tmp/LTL13233099496604863038.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/LTL17110294056786946672.gal' '-t' 'CGAL' '-hoa' '/tmp/aut6313914918588812195.hoa' '-atoms' '/tmp/LTL13233099496604863038.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/LTL13233099496604863038.prop.
Loaded 3 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut6313914918588812195.hoa
Detected timeout of ITS tools.
[2026-05-24 23:44:19] [INFO ] Flatten gal took : 3 ms
[2026-05-24 23:44:19] [INFO ] Flatten gal took : 3 ms
[2026-05-24 23:44:19] [INFO ] Time to serialize gal into /tmp/LTL3102704704022180168.gal : 1 ms
[2026-05-24 23:44:19] [INFO ] Time to serialize properties into /tmp/LTL290156416313045129.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/LTL3102704704022180168.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL290156416313045129.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...274
Read 1 LTL properties
Checking formula 0 : !((X(X(((X((F("(MpG>=1)"))U(X("((SG>=1)&&(SwG>=1))"))))||(G("((CR>=1)&&(Si>=1))")))U("((SG>=1)&&(SwG>=1))")))))
Formula 0 simplified : XX((X(G!"(MpG>=1)" R X!"((SG>=1)&&(SwG>=1))") & F!"((CR>=1)&&(Si>=1))") R !"((SG>=1)&&(SwG>=1))")
Detected timeout of ITS tools.
[2026-05-24 23:44:34] [INFO ] Flatten gal took : 3 ms
[2026-05-24 23:44:34] [INFO ] Applying decomposition
[2026-05-24 23:44:34] [INFO ] Flatten gal took : 2 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/graph3392878439219114572.txt' '-o' '/tmp/graph3392878439219114572.bin' '-w' '/tmp/graph3392878439219114572.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph3392878439219114572.bin' '-l' '-1' '-v' '-w' '/tmp/graph3392878439219114572.weights' '-q' '0' '-e' '0.001'
[2026-05-24 23:44:34] [INFO ] Decomposing Gal with order
[2026-05-24 23:44:34] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-24 23:44:34] [INFO ] Removed a total of 1 redundant transitions.
[2026-05-24 23:44:34] [INFO ] Flatten gal took : 72 ms
[2026-05-24 23:44:34] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 2 ms.
[2026-05-24 23:44:34] [INFO ] Time to serialize gal into /tmp/LTL1920317693821551405.gal : 2 ms
[2026-05-24 23:44:34] [INFO ] Time to serialize properties into /tmp/LTL15713012157254729781.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL1920317693821551405.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL15713012157254729781.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...255
Read 1 LTL properties
Checking formula 0 : !((X(X(((X((F("(i4.u4.MpG>=1)"))U(X("((i4.u4.SG>=1)&&(i0.u6.SwG>=1))"))))||(G("((u1.CR>=1)&&(i0.u0.Si>=1))")))U("((i4.u4.SG>=1)&&(i0.u...171
Formula 0 simplified : XX((X(G!"(i4.u4.MpG>=1)" R X!"((i4.u4.SG>=1)&&(i0.u6.SwG>=1))") & F!"((u1.CR>=1)&&(i0.u0.Si>=1))") R !"((i4.u4.SG>=1)&&(i0.u6.SwG>=1...159
Detected timeout of ITS tools.
Treatment of property ClientsAndServers-PT-N0020P4-LTLFireability-07 finished in 81090 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(!p1))||p0)))'
Support contains 5 out of 23 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 23/23 places, 18/18 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 22 transition count 18
Applied a total of 1 rules in 1 ms. Remains 22 /23 variables (removed 1) and now considering 18/18 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13496005095419607901.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17250447709650566119.kers'
[2026-05-24 23:44:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13496005095419607901.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17250447709650566119.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 22 cols 48 entries
Finished phase 1 with 16 SingleSign rule and 1 generalized
[2026-05-24 23:44:49] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-17250447709650566119.kers
Total runtime 0 ms.
[2026-05-24 23:44:49] [INFO ] Implicit Places using invariants in 36 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 36 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/23 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 38 ms. Remains : 21/23 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(p1))||p0)))'
Stuttering acceptance computed with spot in 133 ms :[true, (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : ClientsAndServers-PT-N0020P4-LTLFireability-08
Product exploration explored 100000 steps with 50000 reset in 43 ms.
Product exploration explored 100000 steps with 50000 reset in 62 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 52 ms. Proved property starting from automaton with 4 states, 5 edges and 2 AP (stutter sensitive
Knowledge-based reduction took 56 ms.
FORMULA ClientsAndServers-PT-N0020P4-LTLFireability-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ClientsAndServers-PT-N0020P4-LTLFireability-08 finished in 359 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 2 out of 23 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 23/23 places, 18/18 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 22 transition count 13
Reduce places removed 5 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 6 rules applied. Total rules applied 12 place count 17 transition count 12
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 13 place count 16 transition count 12
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 13 place count 16 transition count 11
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 15 place count 15 transition count 11
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 21 place count 12 transition count 8
Applied a total of 21 rules in 4 ms. Remains 12 /23 variables (removed 11) and now considering 8/18 (removed 10) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8518883706378181453.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11483657785692148595.kers'
[2026-05-24 23:44:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8518883706378181453.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11483657785692148595.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 8 rows 11 cols 24 entries
Finished phase 1 with 7 SingleSign rule and 0 generalized
[2026-05-24 23:44:49] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-11483657785692148595.kers
Total runtime 0 ms.
[2026-05-24 23:44:49] [INFO ] Implicit Places using invariants in 30 ms returned [8]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 31 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 11/23 places, 8/18 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 11 transition count 6
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 9 transition count 6
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 4 place count 9 transition count 5
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 6 place count 8 transition count 5
Applied a total of 6 rules in 2 ms. Remains 8 /11 variables (removed 3) and now considering 5/8 (removed 3) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4214132456701680244.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11723748926374345051.kers'
[2026-05-24 23:44:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4214132456701680244.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11723748926374345051.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 5 rows 7 cols 14 entries
Finished phase 1 with 4 SingleSign rule and 0 generalized
[2026-05-24 23:44:49] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-11723748926374345051.kers
Total runtime 0 ms.
[2026-05-24 23:44:49] [INFO ] Implicit Places using invariants in 26 ms returned []
[2026-05-24 23:44:49] [INFO ] Invariant cache hit.
[2026-05-24 23:44:49] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 60 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 8/23 places, 5/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 98 ms. Remains : 8/23 places, 5/18 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 33 ms :[(NOT p0)]
Running random walk in product with property : ClientsAndServers-PT-N0020P4-LTLFireability-09
Stuttering criterion allowed to conclude after 47031 steps with 0 reset in 39 ms.
FORMULA ClientsAndServers-PT-N0020P4-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ClientsAndServers-PT-N0020P4-LTLFireability-09 finished in 194 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||G(p1)))))'
Support contains 3 out of 23 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 23/23 places, 18/18 transitions.
Discarding 2 places :
Implicit places reduction removed 2 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 7 rules applied. Total rules applied 7 place count 21 transition count 13
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 12 place count 16 transition count 13
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 18 place count 13 transition count 10
Applied a total of 18 rules in 3 ms. Remains 13 /23 variables (removed 10) and now considering 10/18 (removed 8) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13542362222353167321.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5149248830507979748.kers'
[2026-05-24 23:44:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13542362222353167321.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5149248830507979748.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 10 rows 12 cols 26 entries
Finished phase 1 with 9 SingleSign rule and 0 generalized
[2026-05-24 23:44:49] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-5149248830507979748.kers
Total runtime 0 ms.
[2026-05-24 23:44:50] [INFO ] Implicit Places using invariants in 30 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 31 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 12/23 places, 10/18 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 12 transition count 9
Reduce places removed 1 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 2 rules applied. Total rules applied 3 place count 11 transition count 8
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 4 place count 10 transition count 8
Applied a total of 4 rules in 2 ms. Remains 10 /12 variables (removed 2) and now considering 8/10 (removed 2) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4137795838747389570.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15788792867114603592.kers'
[2026-05-24 23:44:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4137795838747389570.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15788792867114603592.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 8 rows 10 cols 22 entries
Finished phase 1 with 7 SingleSign rule and 0 generalized
[2026-05-24 23:44:50] [INFO ] Computed 3 invariants in 0 ms
Computed 3 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-15788792867114603592.kers
Total runtime 0 ms.
[2026-05-24 23:44:50] [INFO ] Implicit Places using invariants in 25 ms returned []
[2026-05-24 23:44:50] [INFO ] Invariant cache hit.
[2026-05-24 23:44:50] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 53 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 10/23 places, 8/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 89 ms. Remains : 10/23 places, 8/18 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||G(p1)))))'
Stuttering acceptance computed with spot in 79 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ClientsAndServers-PT-N0020P4-LTLFireability-10
Product exploration explored 100000 steps with 10074 reset in 92 ms.
Product exploration explored 100000 steps with 9910 reset in 110 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 9 factoid took 64 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
RANDOM walk for 976 steps (0 resets) in 4 ms. (195 steps per ms) remains 0/4 properties
Knowledge based reduction with 9 factoid took 115 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 72 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
[2026-05-24 23:44:50] [INFO ] Invariant cache hit.
[2026-05-24 23:44:50] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2026-05-24 23:44:50] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2026-05-24 23:44:50] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 23:44:50] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2026-05-24 23:44:50] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2026-05-24 23:44:50] [INFO ] Computed and/alt/rep : 7/7/7 causal constraints (skipped 0 transitions) in 2 ms.
[2026-05-24 23:44:50] [INFO ] Added : 5 causal constraints over 1 iterations in 9 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p1))
Knowledge-based reduction took 332 ms.
Stuttering acceptance computed with spot in 90 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 3 out of 10 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 10/10 places, 8/8 transitions.
Applied a total of 0 rules in 2 ms. Remains 10 /10 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2026-05-24 23:44:50] [INFO ] Invariant cache hit.
[2026-05-24 23:44:50] [INFO ] Implicit Places using invariants in 20 ms returned []
[2026-05-24 23:44:50] [INFO ] Invariant cache hit.
[2026-05-24 23:44:50] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 65 ms to find 0 implicit places.
[2026-05-24 23:44:50] [INFO ] Redundant transitions in 1 ms returned []
Running 7 sub problems to find dead transitions.
[2026-05-24 23:44:50] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/9 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 1/10 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 8/18 variables, 10/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (OVERLAPS) 0/18 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 18/18 variables, and 13 constraints, problems are : Problem set: 0 solved, 7 unsolved in 113 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 10/10 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/9 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 1/10 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 8/18 variables, 10/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 7/20 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 0/18 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 18/18 variables, and 20 constraints, problems are : Problem set: 0 solved, 7 unsolved in 122 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 10/10 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 238ms problems are : Problem set: 0 solved, 7 unsolved
Search for dead transitions found 0 dead transitions in 238ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 311 ms. Remains : 10/10 places, 8/8 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 9 factoid took 47 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
RANDOM walk for 1222 steps (0 resets) in 4 ms. (244 steps per ms) remains 0/4 properties
Knowledge based reduction with 9 factoid took 93 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 68 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
[2026-05-24 23:44:51] [INFO ] Invariant cache hit.
[2026-05-24 23:44:51] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2026-05-24 23:44:51] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2026-05-24 23:44:51] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 23:44:51] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2026-05-24 23:44:51] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2026-05-24 23:44:51] [INFO ] Computed and/alt/rep : 7/7/7 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-24 23:44:51] [INFO ] Added : 5 causal constraints over 1 iterations in 8 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p1))
Knowledge-based reduction took 284 ms.
Stuttering acceptance computed with spot in 80 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 77 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 10024 reset in 96 ms.
Product exploration explored 100000 steps with 9980 reset in 113 ms.
Built C files in :
/tmp/ltsmin6193858864181059814
[2026-05-24 23:44:51] [INFO ] Computing symmetric may disable matrix : 8 transitions.
[2026-05-24 23:44:51] [INFO ] Computation of Complete disable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 23:44:51] [INFO ] Computing symmetric may enable matrix : 8 transitions.
[2026-05-24 23:44:51] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 23:44:51] [INFO ] Computing Do-Not-Accords matrix : 8 transitions.
[2026-05-24 23:44:51] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 23:44:51] [INFO ] Built C files in 4ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin6193858864181059814
Running compilation step : cd /tmp/ltsmin6193858864181059814;'/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 143 ms.
Running link step : cd /tmp/ltsmin6193858864181059814;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 32 ms.
Running LTSmin : cd /tmp/ltsmin6193858864181059814;'/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/stateBased12338002250889413337.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 3 out of 10 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 10/10 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2026-05-24 23:45:06] [INFO ] Invariant cache hit.
[2026-05-24 23:45:06] [INFO ] Implicit Places using invariants in 32 ms returned []
[2026-05-24 23:45:06] [INFO ] Invariant cache hit.
[2026-05-24 23:45:06] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 68 ms to find 0 implicit places.
[2026-05-24 23:45:06] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 75 ms. Remains : 10/10 places, 8/8 transitions.
Built C files in :
/tmp/ltsmin8957908214143543464
[2026-05-24 23:45:06] [INFO ] Computing symmetric may disable matrix : 8 transitions.
[2026-05-24 23:45:06] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 23:45:06] [INFO ] Computing symmetric may enable matrix : 8 transitions.
[2026-05-24 23:45:06] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 23:45:06] [INFO ] Computing Do-Not-Accords matrix : 8 transitions.
[2026-05-24 23:45:06] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 23:45:06] [INFO ] Built C files in 3ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin8957908214143543464
Running compilation step : cd /tmp/ltsmin8957908214143543464;'/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 104 ms.
Running link step : cd /tmp/ltsmin8957908214143543464;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 33 ms.
Running LTSmin : cd /tmp/ltsmin8957908214143543464;'/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/stateBased17169618355583189473.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2026-05-24 23:45:21] [INFO ] Flatten gal took : 2 ms
[2026-05-24 23:45:21] [INFO ] Flatten gal took : 1 ms
[2026-05-24 23:45:21] [INFO ] Time to serialize gal into /tmp/LTL5016177328782188603.gal : 0 ms
[2026-05-24 23:45:21] [INFO ] Time to serialize properties into /tmp/LTL8862825169996481065.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/LTL5016177328782188603.gal' '-t' 'CGAL' '-hoa' '/tmp/aut12712889035046067713.hoa' '-atoms' '/tmp/LTL8862825169996481065.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/LTL8862825169996481065.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut12712889035046067713.hoa
Detected timeout of ITS tools.
[2026-05-24 23:45:36] [INFO ] Flatten gal took : 1 ms
[2026-05-24 23:45:36] [INFO ] Flatten gal took : 1 ms
[2026-05-24 23:45:36] [INFO ] Time to serialize gal into /tmp/LTL14504211395192010266.gal : 1 ms
[2026-05-24 23:45:36] [INFO ] Time to serialize properties into /tmp/LTL2455324294356808844.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL14504211395192010266.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL2455324294356808844.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((G(F(("(Cb>=1)")||(G("((StF<1)&&(Ci<1))"))))))
Formula 0 simplified : G(F!"((StF<1)&&(Ci<1))" & FG!"(Cb>=1)")
Detected timeout of ITS tools.
[2026-05-24 23:45:51] [INFO ] Flatten gal took : 2 ms
[2026-05-24 23:45:51] [INFO ] Applying decomposition
[2026-05-24 23:45:51] [INFO ] Flatten gal took : 1 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/graph5296027384574144341.txt' '-o' '/tmp/graph5296027384574144341.bin' '-w' '/tmp/graph5296027384574144341.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph5296027384574144341.bin' '-l' '-1' '-v' '-w' '/tmp/graph5296027384574144341.weights' '-q' '0' '-e' '0.001'
[2026-05-24 23:45:51] [INFO ] Decomposing Gal with order
[2026-05-24 23:45:51] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-24 23:45:52] [INFO ] Flatten gal took : 2 ms
[2026-05-24 23:45:52] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2026-05-24 23:45:52] [INFO ] Time to serialize gal into /tmp/LTL6257385137736583727.gal : 1 ms
[2026-05-24 23:45:52] [INFO ] Time to serialize properties into /tmp/LTL6774472998152757445.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL6257385137736583727.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL6774472998152757445.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 : !((G(F(("(u1.Cb>=1)")||(G("((u2.StF<1)&&(u0.Ci<1))"))))))
Formula 0 simplified : G(F!"((u2.StF<1)&&(u0.Ci<1))" & FG!"(u1.Cb>=1)")
Detected timeout of ITS tools.
Treatment of property ClientsAndServers-PT-N0020P4-LTLFireability-10 finished in 77055 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)||(!p0&&F(p1))) U (X(G(!p2))||(X(!p2)&&F((G(F(!p1))||(!p3&&F(!p1))))))))'
Support contains 6 out of 23 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 23/23 places, 18/18 transitions.
Discarding 2 places :
Implicit places reduction removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 21 transition count 18
Applied a total of 2 rules in 1 ms. Remains 21 /23 variables (removed 2) and now considering 18/18 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6787983281343322142.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9574050077515833327.kers'
[2026-05-24 23:46:07] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6787983281343322142.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9574050077515833327.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 21 cols 46 entries
Finished phase 1 with 17 SingleSign rule and 0 generalized
[2026-05-24 23:46:07] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-9574050077515833327.kers
Total runtime 0 ms.
[2026-05-24 23:46:07] [INFO ] Implicit Places using invariants in 48 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 49 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/23 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 51 ms. Remains : 20/23 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(!p0)||(!p0&&F(p1))) U (X(G(!p2))||(X(!p2)&&F((G(F(!p1))||(!p3&&F(!p1))))))))'
Stuttering acceptance computed with spot in 480 ms :[p2, (AND (NOT p1) p0 p2), p2, p2, (AND p1 p2), (AND p1 p2), (AND p1 p2), (AND p1 p2), (NOT p1), (AND (NOT p1) p0), true, p1, p1]
Running random walk in product with property : ClientsAndServers-PT-N0020P4-LTLFireability-11
Product exploration explored 100000 steps with 17005 reset in 181 ms.
Product exploration explored 100000 steps with 16986 reset in 246 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 39 factoid took 428 ms. Reduced automaton from 13 states, 37 edges and 4 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
RANDOM walk for 976 steps (0 resets) in 5 ms. (162 steps per ms) remains 0/4 properties
Knowledge based reduction with 39 factoid took 552 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 175 ms :[p1, (AND p1 p2), (AND p1 p2), (AND p1 p2)]
Knowledge-based reduction took 1159 ms.
Stuttering acceptance computed with spot in 167 ms :[p1, (AND p1 p2), (AND p1 p2), (AND p1 p2)]
Support contains 3 out of 20 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15414002461585677803.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2246388438992364782.kers'
[2026-05-24 23:46:09] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15414002461585677803.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2246388438992364782.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 20 cols 42 entries
Finished phase 1 with 17 SingleSign rule and 0 generalized
[2026-05-24 23:46:09] [INFO ] Computed 3 invariants in 0 ms
Computed 3 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-2246388438992364782.kers
Total runtime 0 ms.
[2026-05-24 23:46:09] [INFO ] Implicit Places using invariants in 28 ms returned []
[2026-05-24 23:46:09] [INFO ] Invariant cache hit.
[2026-05-24 23:46:09] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 62 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2026-05-24 23:46:09] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/20 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 18/38 variables, 20/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 0/38 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 38/38 variables, and 23 constraints, problems are : Problem set: 0 solved, 17 unsolved in 319 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 20/20 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/20 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 18/38 variables, 20/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 17/40 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/38 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 38/38 variables, and 40 constraints, problems are : Problem set: 0 solved, 17 unsolved in 316 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 20/20 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 640ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 640ms
Finished structural reductions in LTL mode , in 1 iterations and 703 ms. Remains : 20/20 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 2 factoid took 128 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
RANDOM walk for 976 steps (0 resets) in 5 ms. (162 steps per ms) remains 0/4 properties
Knowledge based reduction with 2 factoid took 187 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 166 ms :[p1, (AND p1 p2), (AND p1 p2), (AND p1 p2)]
Knowledge-based reduction took 486 ms.
Stuttering acceptance computed with spot in 151 ms :[p1, (AND p1 p2), (AND p1 p2), (AND p1 p2)]
Stuttering acceptance computed with spot in 166 ms :[p1, (AND p1 p2), (AND p1 p2), (AND p1 p2)]
Product exploration explored 100000 steps with 10211 reset in 68 ms.
Product exploration explored 100000 steps with 10242 reset in 76 ms.
Spot run failed in 85 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/ltsmin9546923855328839408
[2026-05-24 23:46:11] [INFO ] Built C files in 1ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin9546923855328839408
Running compilation step : cd /tmp/ltsmin9546923855328839408;'/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 110 ms.
Running link step : cd /tmp/ltsmin9546923855328839408;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 33 ms.
Running LTSmin : cd /tmp/ltsmin9546923855328839408;'/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/stateBased17159833755301408897.hoa' '--buchi-type=spotba'
LTSmin run took 966 ms.
FORMULA ClientsAndServers-PT-N0020P4-LTLFireability-11 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property ClientsAndServers-PT-N0020P4-LTLFireability-11 finished in 5293 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((!p0||X(X(X((G(!p0) U G(p1)))))))))'
Support contains 4 out of 23 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 23/23 places, 18/18 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 22 transition count 18
Applied a total of 1 rules in 1 ms. Remains 22 /23 variables (removed 1) and now considering 18/18 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13875224884034613869.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9067850317818055359.kers'
[2026-05-24 23:46:12] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13875224884034613869.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9067850317818055359.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 22 cols 48 entries
Finished phase 1 with 16 SingleSign rule and 1 generalized
[2026-05-24 23:46:12] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-9067850317818055359.kers
Total runtime 0 ms.
[2026-05-24 23:46:12] [INFO ] Implicit Places using invariants in 34 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 35 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/23 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 37 ms. Remains : 21/23 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(X(X((G(!p0) U G(p1)))))||!p0))))'
Stuttering acceptance computed with spot in 306 ms :[(AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), (NOT p1), (NOT p1), (NOT p1), true, (AND p0 p1), (NOT p1)]
Running random walk in product with property : ClientsAndServers-PT-N0020P4-LTLFireability-12
Entered a terminal (fully accepting) state of product in 5 steps with 0 reset in 0 ms.
FORMULA ClientsAndServers-PT-N0020P4-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ClientsAndServers-PT-N0020P4-LTLFireability-12 finished in 378 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))'
Support contains 3 out of 23 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 23/23 places, 18/18 transitions.
Discarding 2 places :
Implicit places reduction removed 2 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 21 transition count 17
Reduce places removed 1 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 3 rules applied. Total rules applied 6 place count 20 transition count 15
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 8 place count 18 transition count 15
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 4 Pre rules applied. Total rules applied 8 place count 18 transition count 11
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 16 place count 14 transition count 11
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 18 place count 13 transition count 10
Applied a total of 18 rules in 8 ms. Remains 13 /23 variables (removed 10) and now considering 10/18 (removed 8) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5353503185640794789.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2103791246349121021.kers'
[2026-05-24 23:46:12] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5353503185640794789.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2103791246349121021.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 10 rows 13 cols 30 entries
Finished phase 1 with 9 SingleSign rule and 0 generalized
[2026-05-24 23:46:12] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-2103791246349121021.kers
Total runtime 0 ms.
[2026-05-24 23:46:12] [INFO ] Implicit Places using invariants in 37 ms returned [10, 12]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 38 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 11/23 places, 10/18 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 11 transition count 8
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 9 transition count 8
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 4 place count 9 transition count 7
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 6 place count 8 transition count 7
Applied a total of 6 rules in 2 ms. Remains 8 /11 variables (removed 3) and now considering 7/10 (removed 3) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14458251934155370552.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5871902840106946368.kers'
[2026-05-24 23:46:12] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14458251934155370552.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5871902840106946368.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 7 rows 8 cols 18 entries
Finished phase 1 with 6 SingleSign rule and 0 generalized
[2026-05-24 23:46:12] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-5871902840106946368.kers
Total runtime 0 ms.
[2026-05-24 23:46:12] [INFO ] Implicit Places using invariants in 31 ms returned []
[2026-05-24 23:46:12] [INFO ] Invariant cache hit.
[2026-05-24 23:46:12] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 60 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 8/23 places, 7/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 108 ms. Remains : 8/23 places, 7/18 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))'
Stuttering acceptance computed with spot in 85 ms :[(NOT p1), (NOT p0)]
Running random walk in product with property : ClientsAndServers-PT-N0020P4-LTLFireability-13
Product exploration explored 100000 steps with 5 reset in 95 ms.
Stack based approach found an accepted trace after 39 steps with 0 reset with depth 40 and stack size 40 in 0 ms.
FORMULA ClientsAndServers-PT-N0020P4-LTLFireability-13 FALSE TECHNIQUES STACK_TEST
Treatment of property ClientsAndServers-PT-N0020P4-LTLFireability-13 finished in 312 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) U X(p1)))||G(p2)) U p1))))'
Spot run failed in 50 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/senseclsl.py", line 2, in
import spot, sys
ModuleNotFoundError: No module named 'spot'
Warning : SL/CL computation failed.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((p0||G(p1)))))'
Spot run failed in 78 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/senseclsl.py", line 2, in
import spot, sys
ModuleNotFoundError: No module named 'spot'
Warning : SL/CL computation failed.
[2026-05-24 23:46:13] [INFO ] Flatten gal took : 3 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin12227231832347705628
[2026-05-24 23:46:13] [INFO ] Computing symmetric may disable matrix : 18 transitions.
[2026-05-24 23:46:13] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 23:46:13] [INFO ] Computing symmetric may enable matrix : 18 transitions.
[2026-05-24 23:46:13] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 23:46:13] [INFO ] Applying decomposition
[2026-05-24 23:46:13] [INFO ] Computing Do-Not-Accords matrix : 18 transitions.
[2026-05-24 23:46:13] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 23:46:13] [INFO ] Built C files in 6ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin12227231832347705628
[2026-05-24 23:46:13] [INFO ] Flatten gal took : 3 ms
Running compilation step : cd /tmp/ltsmin12227231832347705628;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '360' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph18388142668770363316.txt' '-o' '/tmp/graph18388142668770363316.bin' '-w' '/tmp/graph18388142668770363316.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph18388142668770363316.bin' '-l' '-1' '-v' '-w' '/tmp/graph18388142668770363316.weights' '-q' '0' '-e' '0.001'
[2026-05-24 23:46:13] [INFO ] Decomposing Gal with order
[2026-05-24 23:46:13] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-24 23:46:13] [INFO ] Removed a total of 1 redundant transitions.
[2026-05-24 23:46:13] [INFO ] Flatten gal took : 4 ms
[2026-05-24 23:46:13] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2026-05-24 23:46:13] [INFO ] Time to serialize gal into /tmp/LTLFireability1922869573916238325.gal : 1 ms
[2026-05-24 23:46:13] [INFO ] Time to serialize properties into /tmp/LTLFireability3985485987619204590.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/LTLFireability1922869573916238325.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability3985485987619204590.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 2 LTL properties
Checking formula 0 : !((X(X(((X((F("(i0.u5.MpG>=1)"))U(X("((i0.u5.SG>=1)&&(i3.u6.SwG>=1))"))))||(G("((i3.u6.CR>=1)&&(i3.u7.Si>=1))")))U("((i0.u5.SG>=1)&&(i...174
Formula 0 simplified : XX((X(G!"(i0.u5.MpG>=1)" R X!"((i0.u5.SG>=1)&&(i3.u6.SwG>=1))") & F!"((i3.u6.CR>=1)&&(i3.u7.Si>=1))") R !"((i0.u5.SG>=1)&&(i3.u6.SwG...162
Compilation finished in 121 ms.
Running link step : cd /tmp/ltsmin12227231832347705628;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 64 ms.
Running LTSmin : cd /tmp/ltsmin12227231832347705628;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--ltl' 'X(X(((X((<>((LTLAPp0==true)) U X((LTLAPp1==true))))||[]((LTLAPp2==true))) U (LTLAPp1==true))))' '--buchi-type=spotba'
WARNING : LTSmin timed out (>900 s) on command cd /tmp/ltsmin12227231832347705628;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--ltl' 'X(X(((X((<>((LTLAPp0==true)) U X((LTLAPp1==true))))||[]((LTLAPp2==true))) U (LTLAPp1==true))))' '--buchi-type=spotba'
Running LTSmin : cd /tmp/ltsmin12227231832347705628;'/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' '[](<>(((LTLAPp3==true)||[]((LTLAPp4==true)))))' '--buchi-type=spotba'
Detected timeout of ITS tools.
[2026-05-25 00:07:12] [INFO ] Flatten gal took : 3 ms
[2026-05-25 00:07:12] [INFO ] Time to serialize gal into /tmp/LTLFireability5730013215262035855.gal : 1 ms
[2026-05-25 00:07:12] [INFO ] Time to serialize properties into /tmp/LTLFireability13986362861895781287.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/LTLFireability5730013215262035855.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability13986362861895781287.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...298
Read 2 LTL properties
Checking formula 0 : !((X(X(((X((F("(MpG>=1)"))U(X("((SG>=1)&&(SwG>=1))"))))||(G("((CR>=1)&&(Si>=1))")))U("((SG>=1)&&(SwG>=1))")))))
Formula 0 simplified : XX((X(G!"(MpG>=1)" R X!"((SG>=1)&&(SwG>=1))") & F!"((CR>=1)&&(Si>=1))") R !"((SG>=1)&&(SwG>=1))")
WARNING : LTSmin timed out (>900 s) on command cd /tmp/ltsmin12227231832347705628;'/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' '[](<>(((LTLAPp3==true)||[]((LTLAPp4==true)))))' '--buchi-type=spotba'
Retrying LTSmin with larger timeout 14400 s
Running LTSmin : cd /tmp/ltsmin12227231832347705628;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--ltl' 'X(X(((X((<>((LTLAPp0==true)) U X((LTLAPp1==true))))||[]((LTLAPp2==true))) U (LTLAPp1==true))))' '--buchi-type=spotba'
Detected timeout of ITS tools.
[2026-05-25 00:28:11] [INFO ] Flatten gal took : 3 ms
[2026-05-25 00:28:11] [INFO ] Input system was already deterministic with 18 transitions.
[2026-05-25 00:28:11] [INFO ] Transformed 23 places.
[2026-05-25 00:28:11] [INFO ] Transformed 18 transitions.
Running greatSPN : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//../itstools/bin//..//greatspn//bin/pinvar' '/home/mcc/execution/gspn'
Run of greatSPN captured in /home/mcc/execution/outPut.txt
Running greatSPN : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//../itstools/bin//..//greatspn//bin/RGMEDD2' '/home/mcc/execution/gspn' '-META' '-varord-only'
Run of greatSPN captured in /home/mcc/execution/outPut.txt
Using order generated by GreatSPN with heuristic : META
[2026-05-25 00:28:11] [INFO ] Time to serialize gal into /tmp/LTLFireability9745531253550388366.gal : 0 ms
[2026-05-25 00:28:11] [INFO ] Time to serialize properties into /tmp/LTLFireability17139762772985052194.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/LTLFireability9745531253550388366.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability17139762772985052194.ltl' '-c' '-stutter-deadlock' '--load-order' '/home/mcc/execution/model.ord' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...343
Read 2 LTL properties
Successfully loaded order from file /home/mcc/execution/model.ord
Checking formula 0 : !((X(X(((X((F("(MpG>=1)"))U(X("((SG>=1)&&(SwG>=1))"))))||(G("((CR>=1)&&(Si>=1))")))U("((SG>=1)&&(SwG>=1))")))))
Formula 0 simplified : XX((X(G!"(MpG>=1)" R X!"((SG>=1)&&(SwG>=1))") & F!"((CR>=1)&&(Si>=1))") R !"((SG>=1)&&(SwG>=1))")

BK_TIME_CONFINEMENT_REACHED

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

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

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="ClientsAndServers-PT-N0020P4"
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 ClientsAndServers-PT-N0020P4, 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 r050-smll-177946901200372"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ClientsAndServers-PT-N0020P4.tgz
mv ClientsAndServers-PT-N0020P4 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 ;