fond
Model Checking Contest 2026
16th edition, Hamburg, Germany, June 23, 2026
Execution of r210-smll-177969941900105
Last Updated
Jun 17, 2026

About the Execution of ITS-Tools for Philosophers-PT-000005

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
331.292 8862.00 19991.00 131.20 FTTTTFTTTFTTFFTT normal

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.r210-smll-177969941900105.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................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=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is Philosophers-PT-000005, examination is CTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r210-smll-177969941900105
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 564K
-rw-r--r-- 1 mcc users 6.3K Mar 5 12:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 53K Mar 5 12:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 9.2K Mar 5 12:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 80K Mar 5 12:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 5.9K Mar 16 08:35 LTLCardinality.txt
-rw-r--r-- 1 mcc users 36K Mar 16 08:35 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.6K Mar 16 08:35 LTLFireability.txt
-rw-r--r-- 1 mcc users 25K Mar 16 08:35 LTLFireability.xml
-rw-r--r-- 1 mcc users 17K Mar 5 12:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 132K Mar 5 12:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Mar 5 12:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 100K Mar 5 12:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.1K Mar 16 08:35 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.8K Mar 16 08:35 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 7 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 22K 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 Philosophers-PT-000005-CTLCardinality-2024-00
FORMULA_NAME Philosophers-PT-000005-CTLCardinality-2024-01
FORMULA_NAME Philosophers-PT-000005-CTLCardinality-2024-02
FORMULA_NAME Philosophers-PT-000005-CTLCardinality-2024-03
FORMULA_NAME Philosophers-PT-000005-CTLCardinality-2024-04
FORMULA_NAME Philosophers-PT-000005-CTLCardinality-2024-05
FORMULA_NAME Philosophers-PT-000005-CTLCardinality-2024-06
FORMULA_NAME Philosophers-PT-000005-CTLCardinality-2024-07
FORMULA_NAME Philosophers-PT-000005-CTLCardinality-2024-08
FORMULA_NAME Philosophers-PT-000005-CTLCardinality-2024-09
FORMULA_NAME Philosophers-PT-000005-CTLCardinality-2024-10
FORMULA_NAME Philosophers-PT-000005-CTLCardinality-2024-11
FORMULA_NAME Philosophers-PT-000005-CTLCardinality-2024-12
FORMULA_NAME Philosophers-PT-000005-CTLCardinality-2024-13
FORMULA_NAME Philosophers-PT-000005-CTLCardinality-2024-14
FORMULA_NAME Philosophers-PT-000005-CTLCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1779872883325

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=CTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Philosophers-PT-000005
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
CTLCardinality PT
Running Version 202604301425
[2026-05-27 09:08:05] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-27 09:08:05] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-27 09:08:06] [INFO ] Load time of PNML (sax parser for PT used): 83 ms
[2026-05-27 09:08:06] [INFO ] Transformed 25 places.
[2026-05-27 09:08:06] [INFO ] Transformed 25 transitions.
[2026-05-27 09:08:06] [INFO ] Found NUPN structural information;
[2026-05-27 09:08:06] [INFO ] Parsed PT model containing 25 places and 25 transitions and 80 arcs in 247 ms.
Parsed 16 properties from file /home/mcc/execution/CTLCardinality.xml in 19 ms.
Initial state reduction rules removed 7 formulas.
FORMULA Philosophers-PT-000005-CTLCardinality-2024-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-PT-000005-CTLCardinality-2024-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-PT-000005-CTLCardinality-2024-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-PT-000005-CTLCardinality-2024-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-PT-000005-CTLCardinality-2024-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-PT-000005-CTLCardinality-2024-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-PT-000005-CTLCardinality-2024-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-PT-000005-CTLCardinality-2024-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 25 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 25/25 transitions.
Applied a total of 0 rules in 11 ms. Remains 25 /25 variables (removed 0) and now considering 25/25 (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-1511321782731264897.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5501380865850929810.kers'
[2026-05-27 09:08:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1511321782731264897.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5501380865850929810.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 25 rows 25 cols 80 entries
Finished phase 1 with 15 SingleSign rule and 0 generalized
[2026-05-27 09:08:06] [INFO ] Computed 10 invariants in 0 ms
Computed 10 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-5501380865850929810.kers
Total runtime 2 ms.
[2026-05-27 09:08:06] [INFO ] Implicit Places using invariants in 330 ms returned []
[2026-05-27 09:08:06] [INFO ] Invariant cache hit.
[2026-05-27 09:08:06] [INFO ] Implicit Places using invariants and state equation in 106 ms returned []
Implicit Place search using SMT with State Equation took 489 ms to find 0 implicit places.
Running 15 sub problems to find dead transitions.
[2026-05-27 09:08:06] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 5/25 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (OVERLAPS) 5/25 variables, 5/30 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/35 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (OVERLAPS) 25/50 variables, 25/60 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/50 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 8 (OVERLAPS) 0/50 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Real declared 50/50 variables, and 60 constraints, problems are : Problem set: 0 solved, 15 unsolved in 776 ms.
Refiners :[Domain max(s): 25/25 constraints, Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 25/25 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 15 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 5/25 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (OVERLAPS) 5/25 variables, 5/30 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/35 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (OVERLAPS) 25/50 variables, 25/60 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/50 variables, 15/75 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/50 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 9 (OVERLAPS) 0/50 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Int declared 50/50 variables, and 75 constraints, problems are : Problem set: 0 solved, 15 unsolved in 765 ms.
Refiners :[Domain max(s): 25/25 constraints, Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 25/25 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1579ms problems are : Problem set: 0 solved, 15 unsolved
Search for dead transitions found 0 dead transitions in 1598ms
Finished structural reductions in LTL mode , in 1 iterations and 2159 ms. Remains : 25/25 places, 25/25 transitions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 25/25 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 25/25 (removed 0) transitions.
[2026-05-27 09:08:08] [INFO ] Invariant cache hit.
[2026-05-27 09:08:08] [INFO ] Implicit Places using invariants in 44 ms returned []
[2026-05-27 09:08:08] [INFO ] Invariant cache hit.
[2026-05-27 09:08:08] [INFO ] Implicit Places using invariants and state equation in 61 ms returned []
Implicit Place search using SMT with State Equation took 109 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 111 ms. Remains : 25/25 places, 25/25 transitions.
Support contains 25 out of 25 places after structural reductions.
[2026-05-27 09:08:08] [INFO ] Flatten gal took : 37 ms
[2026-05-27 09:08:08] [INFO ] Flatten gal took : 10 ms
[2026-05-27 09:08:08] [INFO ] Input system was already deterministic with 25 transitions.
FORMULA Philosophers-PT-000005-CTLCardinality-2024-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (1131 resets) in 1651 ms. (24 steps per ms) remains 5/19 properties
BEST_FIRST walk for 40003 steps (209 resets) in 395 ms. (101 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 256 ms. (155 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (1108 resets) in 184 ms. (216 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (212 resets) in 136 ms. (291 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (1108 resets) in 112 ms. (354 steps per ms) remains 5/5 properties
[2026-05-27 09:08:09] [INFO ] Invariant cache hit.
Problem AtomicPropp0 is UNSAT
Problem AtomicPropp1 is UNSAT
Problem AtomicPropp2 is UNSAT
Problem AtomicPropp3 is UNSAT
Problem AtomicPropp4 is UNSAT
After SMT solving in domain Real declared 25/50 variables, and 25 constraints, problems are : Problem set: 5 solved, 0 unsolved in 37 ms.
Refiners :[Domain max(s): 25/25 constraints, Positive P Invariants (semi-flows): 0/10 constraints, State Equation: 0/25 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 52ms problems are : Problem set: 5 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 5 atomic propositions for a total of 7 simplifications.
FORMULA Philosophers-PT-000005-CTLCardinality-2024-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-PT-000005-CTLCardinality-2024-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-05-27 09:08:09] [INFO ] Flatten gal took : 6 ms
[2026-05-27 09:08:10] [INFO ] Flatten gal took : 6 ms
[2026-05-27 09:08:10] [INFO ] Input system was already deterministic with 25 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 25/25 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 25/25 (removed 0) transitions.
[2026-05-27 09:08:10] [INFO ] Invariant cache hit.
[2026-05-27 09:08:10] [INFO ] Implicit Places using invariants in 58 ms returned []
[2026-05-27 09:08:10] [INFO ] Invariant cache hit.
[2026-05-27 09:08:10] [INFO ] Implicit Places using invariants and state equation in 101 ms returned []
Implicit Place search using SMT with State Equation took 162 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 164 ms. Remains : 25/25 places, 25/25 transitions.
[2026-05-27 09:08:10] [INFO ] Flatten gal took : 10 ms
[2026-05-27 09:08:10] [INFO ] Flatten gal took : 7 ms
[2026-05-27 09:08:10] [INFO ] Input system was already deterministic with 25 transitions.
[2026-05-27 09:08:10] [INFO ] Flatten gal took : 6 ms
[2026-05-27 09:08:10] [INFO ] Flatten gal took : 6 ms
[2026-05-27 09:08:10] [INFO ] Time to serialize gal into /tmp/CTLCardinality7879201209593044089.gal : 3 ms
[2026-05-27 09:08:10] [INFO ] Time to serialize properties into /tmp/CTLCardinality3592757061505696522.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLCardinality7879201209593044089.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality3592757061505696522.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,243,0.020877,3868,2,112,5,435,6,0,128,296,0


Converting to forward existential form...Done !
original formula: EX(TRUE)
=> equivalent forward existential formula: [(EY(Init) * TRUE)] != FALSE
(forward)formula 0,1,0.021493,3896,1,0,6,435,7,1,202,296,1
FORMULA Philosophers-PT-000005-CTLCardinality-2024-04 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 25/25 transitions.
Applied a total of 0 rules in 5 ms. Remains 25 /25 variables (removed 0) and now considering 25/25 (removed 0) transitions.
[2026-05-27 09:08:10] [INFO ] Invariant cache hit.
[2026-05-27 09:08:10] [INFO ] Implicit Places using invariants in 65 ms returned []
[2026-05-27 09:08:10] [INFO ] Invariant cache hit.
[2026-05-27 09:08:10] [INFO ] Implicit Places using invariants and state equation in 91 ms returned []
Implicit Place search using SMT with State Equation took 160 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 166 ms. Remains : 25/25 places, 25/25 transitions.
[2026-05-27 09:08:10] [INFO ] Flatten gal took : 6 ms
[2026-05-27 09:08:10] [INFO ] Flatten gal took : 6 ms
[2026-05-27 09:08:10] [INFO ] Input system was already deterministic with 25 transitions.
[2026-05-27 09:08:10] [INFO ] Flatten gal took : 5 ms
[2026-05-27 09:08:10] [INFO ] Flatten gal took : 5 ms
[2026-05-27 09:08:10] [INFO ] Time to serialize gal into /tmp/CTLCardinality13685897912556012900.gal : 3 ms
[2026-05-27 09:08:10] [INFO ] Time to serialize properties into /tmp/CTLCardinality6031026113681334424.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLCardinality13685897912556012900.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality6031026113681334424.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,243,0.011507,3960,2,112,5,435,6,0,128,296,0


Converting to forward existential form...Done !
original formula: AX(EG((Fork_2==1)))
=> equivalent forward existential formula: [(EY(Init) * !(EG((Fork_2==1))))] = FALSE
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,0,0.031303,4420,1,0,12,2925,18,5,609,1754,7
FORMULA Philosophers-PT-000005-CTLCardinality-2024-09 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 25/25 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 25/25 (removed 0) transitions.
[2026-05-27 09:08:10] [INFO ] Invariant cache hit.
[2026-05-27 09:08:10] [INFO ] Implicit Places using invariants in 65 ms returned []
[2026-05-27 09:08:10] [INFO ] Invariant cache hit.
[2026-05-27 09:08:10] [INFO ] Implicit Places using invariants and state equation in 81 ms returned []
Implicit Place search using SMT with State Equation took 149 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 151 ms. Remains : 25/25 places, 25/25 transitions.
[2026-05-27 09:08:10] [INFO ] Flatten gal took : 5 ms
[2026-05-27 09:08:10] [INFO ] Flatten gal took : 5 ms
[2026-05-27 09:08:10] [INFO ] Input system was already deterministic with 25 transitions.
[2026-05-27 09:08:10] [INFO ] Flatten gal took : 4 ms
[2026-05-27 09:08:10] [INFO ] Flatten gal took : 4 ms
[2026-05-27 09:08:10] [INFO ] Time to serialize gal into /tmp/CTLCardinality18233225100769918426.gal : 2 ms
[2026-05-27 09:08:10] [INFO ] Time to serialize properties into /tmp/CTLCardinality14465784603451401895.ctl : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLCardinality18233225100769918426.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality14465784603451401895.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...285
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,243,0.011787,3964,2,112,5,435,6,0,128,296,0


Converting to forward existential form...Done !
original formula: AX(EG(((Think_4==0)&&((Eat_4==0)||(((Fork_5==0)&&(Catch2_5==1))&&(Catch2_5==0))))))
=> equivalent forward existential formula: [(EY(Init) * !(EG(((Think_4==0)&&((Eat_4==0)||(((Fork_5==0)&&(Catch2_5==1))&&(Catch2_5==0)))))))] = FALSE
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Hit Full ! (commute/partial/dont) 13/2/12
(forward)formula 0,0,0.03628,4500,1,0,12,2936,19,6,660,1932,10
FORMULA Philosophers-PT-000005-CTLCardinality-2024-12 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 25/25 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 25/25 (removed 0) transitions.
[2026-05-27 09:08:10] [INFO ] Invariant cache hit.
[2026-05-27 09:08:10] [INFO ] Implicit Places using invariants in 51 ms returned []
[2026-05-27 09:08:10] [INFO ] Invariant cache hit.
[2026-05-27 09:08:10] [INFO ] Implicit Places using invariants and state equation in 73 ms returned []
Implicit Place search using SMT with State Equation took 128 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 129 ms. Remains : 25/25 places, 25/25 transitions.
[2026-05-27 09:08:10] [INFO ] Flatten gal took : 6 ms
[2026-05-27 09:08:10] [INFO ] Flatten gal took : 5 ms
[2026-05-27 09:08:10] [INFO ] Input system was already deterministic with 25 transitions.
[2026-05-27 09:08:10] [INFO ] Flatten gal took : 5 ms
[2026-05-27 09:08:10] [INFO ] Flatten gal took : 6 ms
[2026-05-27 09:08:10] [INFO ] Time to serialize gal into /tmp/CTLCardinality15112115110895445050.gal : 2 ms
[2026-05-27 09:08:10] [INFO ] Time to serialize properties into /tmp/CTLCardinality4818609427128654956.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLCardinality15112115110895445050.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality4818609427128654956.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,243,0.008304,3968,2,112,5,435,6,0,128,296,0


Converting to forward existential form...Done !
original formula: AX(((AG((AG(((Think_2==0)&&(Fork_3==1))) * !(A((Catch2_4==1) U (Catch1_5==1))))) * (Catch2_5==1)) * ((EX(((Catch2_2==0)&&(Catch2_1==1))) ...248
=> equivalent forward existential formula: ((([(FwdU(FwdU(EY(Init),TRUE),TRUE) * !(((Think_2==0)&&(Fork_3==1))))] = FALSE * [((FwdU(EY(Init),TRUE) * !(EG(!...456
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Hit Full ! (commute/partial/dont) 22/0/3
(forward)formula 0,0,0.033284,5076,1,0,25,4929,23,12,652,3922,16
FORMULA Philosophers-PT-000005-CTLCardinality-2024-13 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

Starting structural reductions in SI_CTL mode, iteration 0 : 25/25 places, 25/25 transitions.
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 0 with 6 rules applied. Total rules applied 6 place count 22 transition count 22
Applied a total of 6 rules in 26 ms. Remains 22 /25 variables (removed 3) and now considering 22/25 (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-11729777429599116442.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15761950249664784060.kers'
[2026-05-27 09:08:11] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11729777429599116442.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15761950249664784060.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 22 rows 22 cols 68 entries
Finished phase 1 with 12 SingleSign rule and 0 generalized
[2026-05-27 09:08:11] [INFO ] Computed 10 invariants in 0 ms
Computed 10 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-15761950249664784060.kers
Total runtime 1 ms.
[2026-05-27 09:08:11] [INFO ] Implicit Places using invariants in 79 ms returned []
[2026-05-27 09:08:11] [INFO ] Invariant cache hit.
[2026-05-27 09:08:11] [INFO ] Implicit Places using invariants and state equation in 73 ms returned []
Implicit Place search using SMT with State Equation took 155 ms to find 0 implicit places.
[2026-05-27 09:08:11] [INFO ] Redundant transitions in 0 ms returned []
Running 12 sub problems to find dead transitions.
[2026-05-27 09:08:11] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/17 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/17 variables, 5/22 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/17 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (OVERLAPS) 5/22 variables, 5/27 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 5/32 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/22 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 6 (OVERLAPS) 22/44 variables, 22/54 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/44 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 8 (OVERLAPS) 0/44 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 12 unsolved
No progress, stopping.
After SMT solving in domain Real declared 44/44 variables, and 54 constraints, problems are : Problem set: 0 solved, 12 unsolved in 392 ms.
Refiners :[Domain max(s): 22/22 constraints, Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 12 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/17 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/17 variables, 5/22 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/17 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (OVERLAPS) 5/22 variables, 5/27 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 5/32 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/22 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 6 (OVERLAPS) 22/44 variables, 22/54 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/44 variables, 12/66 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/44 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 9 (OVERLAPS) 0/44 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 12 unsolved
No progress, stopping.
After SMT solving in domain Int declared 44/44 variables, and 66 constraints, problems are : Problem set: 0 solved, 12 unsolved in 416 ms.
Refiners :[Domain max(s): 22/22 constraints, Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 826ms problems are : Problem set: 0 solved, 12 unsolved
Search for dead transitions found 0 dead transitions in 827ms
Starting structural reductions in SI_CTL mode, iteration 1 : 22/25 places, 22/25 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 1022 ms. Remains : 22/25 places, 22/25 transitions.
[2026-05-27 09:08:12] [INFO ] Flatten gal took : 5 ms
[2026-05-27 09:08:12] [INFO ] Flatten gal took : 4 ms
[2026-05-27 09:08:12] [INFO ] Input system was already deterministic with 22 transitions.
[2026-05-27 09:08:12] [INFO ] Flatten gal took : 3 ms
[2026-05-27 09:08:12] [INFO ] Flatten gal took : 3 ms
[2026-05-27 09:08:12] [INFO ] Time to serialize gal into /tmp/CTLCardinality1855697274791827205.gal : 1 ms
[2026-05-27 09:08:12] [INFO ] Time to serialize properties into /tmp/CTLCardinality12010254933558767845.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLCardinality1855697274791827205.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality12010254933558767845.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,165,0.006976,3936,2,90,5,333,6,0,113,224,0


Converting to forward existential form...Done !
original formula: EG((((Catch2_1==0)||(Eat_4==1))||(Think_3==0)))
=> equivalent forward existential formula: [FwdG(Init,(((Catch2_1==0)||(Eat_4==1))||(Think_3==0)))] != FALSE
Hit Full ! (commute/partial/dont) 14/0/8
(forward)formula 0,1,0.015205,4260,1,0,8,1697,19,4,584,1282,8
FORMULA Philosophers-PT-000005-CTLCardinality-2024-15 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

[2026-05-27 09:08:12] [INFO ] Flatten gal took : 4 ms
[2026-05-27 09:08:12] [INFO ] Flatten gal took : 4 ms
Total runtime 6204 ms.

BK_STOP 1779872892187

--------------------
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
+ [[ CTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution CTLCardinality -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 CTLCardinality -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="Philosophers-PT-000005"
export BK_EXAMINATION="CTLCardinality"
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 Philosophers-PT-000005, examination is CTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r210-smll-177969941900105"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Philosophers-PT-000005.tgz
mv Philosophers-PT-000005 execution
cd execution
if [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "UpperBounds" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] || [ "CTLCardinality" = "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 [ "CTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLCardinality" != "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 "CTLCardinality.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 '' CTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLCardinality"
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 ;