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-177969942000113.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-000010, examination is CTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r210-smll-177969942000113
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 944K
-rw-r--r-- 1 mcc users 19K Mar 5 12:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 151K Mar 5 12:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 12K Mar 5 12:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 96K 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 8.2K Mar 16 08:35 LTLCardinality.txt
-rw-r--r-- 1 mcc users 42K Mar 16 08:35 LTLCardinality.xml
-rw-r--r-- 1 mcc users 5.0K Mar 16 08:35 LTLFireability.txt
-rw-r--r-- 1 mcc users 31K Mar 16 08:35 LTLFireability.xml
-rw-r--r-- 1 mcc users 32K Mar 5 12:23 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 246K Mar 5 12:23 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 25K Mar 5 12:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 193K Mar 5 12:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.5K Mar 16 08:35 UpperBounds.txt
-rw-r--r-- 1 mcc users 6.0K 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-000010-CTLCardinality-2024-00
FORMULA_NAME Philosophers-PT-000010-CTLCardinality-2024-01
FORMULA_NAME Philosophers-PT-000010-CTLCardinality-2024-02
FORMULA_NAME Philosophers-PT-000010-CTLCardinality-2024-03
FORMULA_NAME Philosophers-PT-000010-CTLCardinality-2024-04
FORMULA_NAME Philosophers-PT-000010-CTLCardinality-2024-05
FORMULA_NAME Philosophers-PT-000010-CTLCardinality-2024-06
FORMULA_NAME Philosophers-PT-000010-CTLCardinality-2024-07
FORMULA_NAME Philosophers-PT-000010-CTLCardinality-2024-08
FORMULA_NAME Philosophers-PT-000010-CTLCardinality-2024-09
FORMULA_NAME Philosophers-PT-000010-CTLCardinality-2024-10
FORMULA_NAME Philosophers-PT-000010-CTLCardinality-2024-11
FORMULA_NAME Philosophers-PT-000010-CTLCardinality-2024-12
FORMULA_NAME Philosophers-PT-000010-CTLCardinality-2024-13
FORMULA_NAME Philosophers-PT-000010-CTLCardinality-2024-14
FORMULA_NAME Philosophers-PT-000010-CTLCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1779873053810

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-000010
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
CTLCardinality PT
Running Version 202604301425
[2026-05-27 09:10:56] [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 09:10:56] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-27 09:10:56] [INFO ] Load time of PNML (sax parser for PT used): 82 ms
[2026-05-27 09:10:56] [INFO ] Transformed 50 places.
[2026-05-27 09:10:56] [INFO ] Transformed 50 transitions.
[2026-05-27 09:10:56] [INFO ] Found NUPN structural information;
[2026-05-27 09:10:56] [INFO ] Parsed PT model containing 50 places and 50 transitions and 160 arcs in 268 ms.
Parsed 16 properties from file /home/mcc/execution/CTLCardinality.xml in 46 ms.
Initial state reduction rules removed 1 formulas.
FORMULA Philosophers-PT-000010-CTLCardinality-2024-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 50 out of 50 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 50/50 places, 50/50 transitions.
Applied a total of 0 rules in 11 ms. Remains 50 /50 variables (removed 0) and now considering 50/50 (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-3694858809603837443.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9066863920859717253.kers'
[2026-05-27 09:10:56] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3694858809603837443.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9066863920859717253.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 50 rows 50 cols 160 entries
Finished phase 1 with 30 SingleSign rule and 0 generalized
[2026-05-27 09:10:56] [INFO ] Computed 20 invariants in 0 ms
Computed 20 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-9066863920859717253.kers
Total runtime 2 ms.
[2026-05-27 09:10:57] [INFO ] Implicit Places using invariants in 351 ms returned []
[2026-05-27 09:10:57] [INFO ] Invariant cache hit.
[2026-05-27 09:10:57] [INFO ] Implicit Places using invariants and state equation in 144 ms returned []
Implicit Place search using SMT with State Equation took 560 ms to find 0 implicit places.
Running 30 sub problems to find dead transitions.
[2026-05-27 09:10:57] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/40 variables, 10/50 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/40 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 3 (OVERLAPS) 10/50 variables, 10/60 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/50 variables, 10/70 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/50 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 6 (OVERLAPS) 50/100 variables, 50/120 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/100 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 8 (OVERLAPS) 0/100 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 30 unsolved
No progress, stopping.
After SMT solving in domain Real declared 100/100 variables, and 120 constraints, problems are : Problem set: 0 solved, 30 unsolved in 1604 ms.
Refiners :[Domain max(s): 50/50 constraints, Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 50/50 constraints, PredecessorRefiner: 30/30 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 30 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/40 variables, 10/50 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/40 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 3 (OVERLAPS) 10/50 variables, 10/60 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/50 variables, 10/70 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/50 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 6 (OVERLAPS) 50/100 variables, 50/120 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/100 variables, 30/150 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/100 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 9 (OVERLAPS) 0/100 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 30 unsolved
No progress, stopping.
After SMT solving in domain Int declared 100/100 variables, and 150 constraints, problems are : Problem set: 0 solved, 30 unsolved in 1182 ms.
Refiners :[Domain max(s): 50/50 constraints, Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 50/50 constraints, PredecessorRefiner: 30/30 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2835ms problems are : Problem set: 0 solved, 30 unsolved
Search for dead transitions found 0 dead transitions in 2856ms
Finished structural reductions in LTL mode , in 1 iterations and 3509 ms. Remains : 50/50 places, 50/50 transitions.
Starting structural reductions in LTL mode, iteration 0 : 50/50 places, 50/50 transitions.
Applied a total of 0 rules in 1 ms. Remains 50 /50 variables (removed 0) and now considering 50/50 (removed 0) transitions.
[2026-05-27 09:11:00] [INFO ] Invariant cache hit.
[2026-05-27 09:11:00] [INFO ] Implicit Places using invariants in 52 ms returned []
[2026-05-27 09:11:00] [INFO ] Invariant cache hit.
[2026-05-27 09:11:00] [INFO ] Implicit Places using invariants and state equation in 106 ms returned []
Implicit Place search using SMT with State Equation took 171 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 172 ms. Remains : 50/50 places, 50/50 transitions.
Support contains 50 out of 50 places after structural reductions.
[2026-05-27 09:11:00] [INFO ] Initial state reduction rules for CTL removed 1 formulas.
[2026-05-27 09:11:00] [INFO ] Flatten gal took : 45 ms
FORMULA Philosophers-PT-000010-CTLCardinality-2024-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-05-27 09:11:00] [INFO ] Flatten gal took : 41 ms
[2026-05-27 09:11:00] [INFO ] Input system was already deterministic with 50 transitions.
Reduction of identical properties reduced properties to check from 73 to 72
RANDOM walk for 40000 steps (276 resets) in 3149 ms. (12 steps per ms) remains 30/72 properties
BEST_FIRST walk for 4003 steps (8 resets) in 77 ms. (51 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (32 resets) in 34 ms. (114 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (32 resets) in 19 ms. (200 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (9 resets) in 18 ms. (210 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (32 resets) in 21 ms. (182 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (32 resets) in 12 ms. (308 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 26 ms. (148 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (32 resets) in 10 ms. (364 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (32 resets) in 11 ms. (333 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4003 steps (8 resets) in 16 ms. (235 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (32 resets) in 12 ms. (308 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (10 resets) in 19 ms. (200 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4002 steps (8 resets) in 17 ms. (222 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (32 resets) in 14 ms. (266 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (32 resets) in 14 ms. (266 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (10 resets) in 15 ms. (250 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (32 resets) in 12 ms. (308 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (32 resets) in 36 ms. (108 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4003 steps (8 resets) in 16 ms. (235 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (32 resets) in 13 ms. (286 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (32 resets) in 18 ms. (210 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4003 steps (8 resets) in 29 ms. (133 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (32 resets) in 12 ms. (308 steps per ms) remains 30/30 properties
[2026-05-27 09:11:02] [INFO ] Invariant cache hit.
Problem AtomicPropp30 is UNSAT
Problem AtomicPropp38 is UNSAT
Problem AtomicPropp4 is UNSAT
Problem AtomicPropp5 is UNSAT
Problem AtomicPropp6 is UNSAT
Problem AtomicPropp7 is UNSAT
Problem AtomicPropp8 is UNSAT
Problem AtomicPropp11 is UNSAT
Problem AtomicPropp12 is UNSAT
Problem AtomicPropp16 is UNSAT
Problem AtomicPropp17 is UNSAT
Problem AtomicPropp19 is UNSAT
Problem AtomicPropp20 is UNSAT
Problem AtomicPropp22 is UNSAT
Problem AtomicPropp24 is UNSAT
Problem AtomicPropp25 is UNSAT
Problem AtomicPropp27 is UNSAT
Problem AtomicPropp28 is UNSAT
Problem AtomicPropp29 is UNSAT
Problem AtomicPropp31 is UNSAT
Problem AtomicPropp32 is UNSAT
Problem AtomicPropp34 is UNSAT
Problem AtomicPropp35 is UNSAT
Problem AtomicPropp36 is UNSAT
Problem AtomicPropp37 is UNSAT
Problem AtomicPropp39 is UNSAT
Problem AtomicPropp40 is UNSAT
Problem AtomicPropp41 is UNSAT
Problem AtomicPropp42 is UNSAT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 50/50 constraints. Problems are: Problem set: 29 solved, 1 unsolved
Problem AtomicPropp1 is UNSAT
After SMT solving in domain Real declared 50/100 variables, and 70 constraints, problems are : Problem set: 30 solved, 0 unsolved in 196 ms.
Refiners :[Domain max(s): 50/50 constraints, Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 0/50 constraints, PredecessorRefiner: 30/30 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 273ms problems are : Problem set: 30 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 30 atomic propositions for a total of 14 simplifications.
FORMULA Philosophers-PT-000010-CTLCardinality-2024-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-PT-000010-CTLCardinality-2024-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-05-27 09:11:02] [INFO ] Initial state reduction rules for CTL removed 2 formulas.
[2026-05-27 09:11:02] [INFO ] Flatten gal took : 18 ms
FORMULA Philosophers-PT-000010-CTLCardinality-2024-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-PT-000010-CTLCardinality-2024-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-05-27 09:11:02] [INFO ] Flatten gal took : 10 ms
[2026-05-27 09:11:02] [INFO ] Input system was already deterministic with 50 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Starting structural reductions in SI_CTL mode, iteration 0 : 50/50 places, 50/50 transitions.
Applied a total of 0 rules in 24 ms. Remains 50 /50 variables (removed 0) and now considering 50/50 (removed 0) transitions.
[2026-05-27 09:11:02] [INFO ] Invariant cache hit.
[2026-05-27 09:11:02] [INFO ] Implicit Places using invariants in 234 ms returned []
[2026-05-27 09:11:02] [INFO ] Invariant cache hit.
[2026-05-27 09:11:03] [INFO ] Implicit Places using invariants and state equation in 261 ms returned []
Implicit Place search using SMT with State Equation took 507 ms to find 0 implicit places.
[2026-05-27 09:11:03] [INFO ] Redundant transitions in 1 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_CTL mode , in 1 iterations and 541 ms. Remains : 50/50 places, 50/50 transitions.
[2026-05-27 09:11:03] [INFO ] Flatten gal took : 8 ms
[2026-05-27 09:11:03] [INFO ] Flatten gal took : 10 ms
[2026-05-27 09:11:03] [INFO ] Input system was already deterministic with 50 transitions.
[2026-05-27 09:11:03] [INFO ] Flatten gal took : 12 ms
[2026-05-27 09:11:03] [INFO ] Flatten gal took : 17 ms
[2026-05-27 09:11:03] [INFO ] Time to serialize gal into /tmp/CTLCardinality8131623193436955497.gal : 3 ms
[2026-05-27 09:11:03] [INFO ] Time to serialize properties into /tmp/CTLCardinality4374935590418336567.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/CTLCardinality8131623193436955497.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality4374935590418336567.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,59049,0.031944,4112,2,258,5,1041,6,0,253,736,0


Converting to forward existential form...Done !
original formula: EF(AG((((((Fork_1+Fork_2)+(Fork_3+Fork_5))+((Fork_4+Fork_7)+(Fork_6+Fork_9)))+(Fork_8+Fork_10))<1)))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U !((((((Fork_1+Fork_2)+(Fork_3+Fork_5))+((Fork_4+Fork_7)+(Fork_6+Fork_9)))+(Fork_8...182
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,1,0.091809,5524,1,0,8,8362,15,3,1356,2712,5
FORMULA Philosophers-PT-000010-CTLCardinality-2024-00 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

Starting structural reductions in SI_CTL mode, iteration 0 : 50/50 places, 50/50 transitions.
Applied a total of 0 rules in 5 ms. Remains 50 /50 variables (removed 0) and now considering 50/50 (removed 0) transitions.
[2026-05-27 09:11:03] [INFO ] Invariant cache hit.
[2026-05-27 09:11:03] [INFO ] Implicit Places using invariants in 69 ms returned []
[2026-05-27 09:11:03] [INFO ] Invariant cache hit.
[2026-05-27 09:11:03] [INFO ] Implicit Places using invariants and state equation in 93 ms returned []
Implicit Place search using SMT with State Equation took 174 ms to find 0 implicit places.
[2026-05-27 09:11:03] [INFO ] Redundant transitions in 1 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_CTL mode , in 1 iterations and 194 ms. Remains : 50/50 places, 50/50 transitions.
[2026-05-27 09:11:03] [INFO ] Flatten gal took : 5 ms
[2026-05-27 09:11:03] [INFO ] Flatten gal took : 9 ms
[2026-05-27 09:11:03] [INFO ] Input system was already deterministic with 50 transitions.
[2026-05-27 09:11:03] [INFO ] Flatten gal took : 6 ms
[2026-05-27 09:11:03] [INFO ] Flatten gal took : 12 ms
[2026-05-27 09:11:03] [INFO ] Time to serialize gal into /tmp/CTLCardinality13073394924278732688.gal : 2 ms
[2026-05-27 09:11:03] [INFO ] Time to serialize properties into /tmp/CTLCardinality5605235628176065339.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/CTLCardinality13073394924278732688.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality5605235628176065339.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,59049,0.017892,4212,2,258,5,1041,6,0,253,736,0


Converting to forward existential form...Done !
original formula: EF((AG((((((Eat_1+Eat_4)+(Eat_5+Eat_2))+((Eat_3+Eat_9)+(Eat_8+Eat_7)))+(Eat_6+Eat_10))>((((Catch1_1+Catch1_3)+(Catch1_2+Catch1_5))+((Catc...541
=> equivalent forward existential formula: ([FwdG((FwdU(Init,TRUE) * !(E(TRUE U !((((((Eat_1+Eat_4)+(Eat_5+Eat_2))+((Eat_3+Eat_9)+(Eat_8+Eat_7)))+(Eat_6+Ea...844
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,0,0.461803,9620,1,0,11,10757,25,2,6932,4041,9
FORMULA Philosophers-PT-000010-CTLCardinality-2024-02 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

Starting structural reductions in LTL mode, iteration 0 : 50/50 places, 50/50 transitions.
Applied a total of 0 rules in 1 ms. Remains 50 /50 variables (removed 0) and now considering 50/50 (removed 0) transitions.
[2026-05-27 09:11:04] [INFO ] Invariant cache hit.
[2026-05-27 09:11:04] [INFO ] Implicit Places using invariants in 95 ms returned []
[2026-05-27 09:11:04] [INFO ] Invariant cache hit.
[2026-05-27 09:11:04] [INFO ] Implicit Places using invariants and state equation in 134 ms returned []
Implicit Place search using SMT with State Equation took 231 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 233 ms. Remains : 50/50 places, 50/50 transitions.
[2026-05-27 09:11:04] [INFO ] Flatten gal took : 5 ms
[2026-05-27 09:11:04] [INFO ] Flatten gal took : 5 ms
[2026-05-27 09:11:04] [INFO ] Input system was already deterministic with 50 transitions.
[2026-05-27 09:11:04] [INFO ] Flatten gal took : 4 ms
[2026-05-27 09:11:04] [INFO ] Flatten gal took : 4 ms
[2026-05-27 09:11:04] [INFO ] Time to serialize gal into /tmp/CTLCardinality15238170545045622599.gal : 2 ms
[2026-05-27 09:11:04] [INFO ] Time to serialize properties into /tmp/CTLCardinality3097226380456308530.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/CTLCardinality15238170545045622599.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality3097226380456308530.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,59049,0.016153,4212,2,258,5,1041,6,0,253,736,0


Converting to forward existential form...Done !
original formula: (EF(EX((AF((((((Think_1+Think_2)+(Think_3+Think_4))+((Think_5+Think_6)+(Think_7+Think_8)))+(Think_9+Think_10))<=((((Eat_1+Eat_4)+(Eat_5+E...650
=> equivalent forward existential formula: ([(Init * !(E(TRUE U EX((!(EG(!((((((Think_1+Think_2)+(Think_3+Think_4))+((Think_5+Think_6)+(Think_7+Think_8)))+...746
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,1,0.434507,11476,1,0,17,18945,26,9,8136,12402,13
FORMULA Philosophers-PT-000010-CTLCardinality-2024-03 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

Starting structural reductions in SI_CTL mode, iteration 0 : 50/50 places, 50/50 transitions.
Applied a total of 0 rules in 3 ms. Remains 50 /50 variables (removed 0) and now considering 50/50 (removed 0) transitions.
[2026-05-27 09:11:05] [INFO ] Invariant cache hit.
[2026-05-27 09:11:05] [INFO ] Implicit Places using invariants in 85 ms returned []
[2026-05-27 09:11:05] [INFO ] Invariant cache hit.
[2026-05-27 09:11:05] [INFO ] Implicit Places using invariants and state equation in 125 ms returned []
Implicit Place search using SMT with State Equation took 214 ms to find 0 implicit places.
[2026-05-27 09:11:05] [INFO ] Redundant transitions in 1 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_CTL mode , in 1 iterations and 230 ms. Remains : 50/50 places, 50/50 transitions.
[2026-05-27 09:11:05] [INFO ] Flatten gal took : 5 ms
[2026-05-27 09:11:05] [INFO ] Flatten gal took : 5 ms
[2026-05-27 09:11:05] [INFO ] Input system was already deterministic with 50 transitions.
RANDOM walk for 59 steps (0 resets) in 4 ms. (11 steps per ms) remains 0/1 properties
FORMULA Philosophers-PT-000010-CTLCardinality-2024-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2026-05-27 09:11:05] [INFO ] Flatten gal took : 7 ms
[2026-05-27 09:11:05] [INFO ] Flatten gal took : 6 ms
[2026-05-27 09:11:05] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13596350665118814394.gal : 1 ms
[2026-05-27 09:11:05] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17891058692131149311.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13596350665118814394.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17891058692131149311.prop' '--nowitness' '--gen-order' 'FOLLOW'

ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 50/50 places, 50/50 transitions.
Applied a total of 0 rules in 2 ms. Remains 50 /50 variables (removed 0) and now considering 50/50 (removed 0) transitions.
[2026-05-27 09:11:05] [INFO ] Invariant cache hit.
[2026-05-27 09:11:05] [INFO ] Implicit Places using invariants in 99 ms returned []
[2026-05-27 09:11:05] [INFO ] Invariant cache hit.
[2026-05-27 09:11:05] [INFO ] Implicit Places using invariants and state equation in 92 ms returned []
Implicit Place search using SMT with State Equation took 193 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 195 ms. Remains : 50/50 places, 50/50 transitions.
[2026-05-27 09:11:05] [INFO ] Flatten gal took : 5 ms
[2026-05-27 09:11:05] [INFO ] Flatten gal took : 4 ms
[2026-05-27 09:11:05] [INFO ] Input system was already deterministic with 50 transitions.
[2026-05-27 09:11:05] [INFO ] Flatten gal took : 4 ms
[2026-05-27 09:11:05] [INFO ] Flatten gal took : 4 ms
[2026-05-27 09:11:05] [INFO ] Time to serialize gal into /tmp/CTLCardinality9734094172558036970.gal : 1 ms
[2026-05-27 09:11:05] [INFO ] Time to serialize properties into /tmp/CTLCardinality10777843937592892816.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/CTLCardinality9734094172558036970.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality10777843937592892816.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,59049,0.012846,4212,2,258,5,1041,6,0,253,736,0


Converting to forward existential form...Done !
original formula: EF(AG((((Catch2_8==0) * !(E(((Think_1==0)||(Catch2_1==1)) U ((Fork_3==0)||(Catch2_7==1))))) * (((EX((Catch1_10!=1)) + (Catch1_9!=0)) + (C...221
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U !((((Catch2_8==0) * !(E(((Think_1==0)||(Catch2_1==1)) U ((Fork_3==0)||(Catch2_7==...334
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Hit Full ! (commute/partial/dont) 47/0/3
Hit Full ! (commute/partial/dont) 47/0/3
Hit Full ! (commute/partial/dont) 46/0/4
(forward)formula 0,0,0.077342,6468,1,0,28,12289,41,13,1359,8048,23
FORMULA Philosophers-PT-000010-CTLCardinality-2024-09 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

Starting structural reductions in SI_CTL mode, iteration 0 : 50/50 places, 50/50 transitions.
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 0 with 8 rules applied. Total rules applied 8 place count 46 transition count 46
Applied a total of 8 rules in 19 ms. Remains 46 /50 variables (removed 4) and now considering 46/50 (removed 4) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16129195895110948905.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9868259259108439653.kers'
[2026-05-27 09:11:05] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16129195895110948905.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9868259259108439653.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 46 rows 46 cols 144 entries
Finished phase 1 with 26 SingleSign rule and 0 generalized
[2026-05-27 09:11:05] [INFO ] Computed 20 invariants in 0 ms
Computed 20 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-9868259259108439653.kers
Total runtime 1 ms.
[2026-05-27 09:11:05] [INFO ] Implicit Places using invariants in 77 ms returned []
[2026-05-27 09:11:05] [INFO ] Invariant cache hit.
[2026-05-27 09:11:05] [INFO ] Implicit Places using invariants and state equation in 94 ms returned []
Implicit Place search using SMT with State Equation took 173 ms to find 0 implicit places.
[2026-05-27 09:11:05] [INFO ] Redundant transitions in 1 ms returned []
Running 26 sub problems to find dead transitions.
[2026-05-27 09:11:05] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 10/46 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/36 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 3 (OVERLAPS) 10/46 variables, 10/56 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/46 variables, 10/66 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/46 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 6 (OVERLAPS) 46/92 variables, 46/112 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/92 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 8 (OVERLAPS) 0/92 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 26 unsolved
No progress, stopping.
After SMT solving in domain Real declared 92/92 variables, and 112 constraints, problems are : Problem set: 0 solved, 26 unsolved in 849 ms.
Refiners :[Domain max(s): 46/46 constraints, Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 46/46 constraints, PredecessorRefiner: 26/26 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 26 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 10/46 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/36 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 3 (OVERLAPS) 10/46 variables, 10/56 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/46 variables, 10/66 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/46 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 6 (OVERLAPS) 46/92 variables, 46/112 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/92 variables, 26/138 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/92 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 9 (OVERLAPS) 0/92 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 26 unsolved
No progress, stopping.
After SMT solving in domain Int declared 92/92 variables, and 138 constraints, problems are : Problem set: 0 solved, 26 unsolved in 860 ms.
Refiners :[Domain max(s): 46/46 constraints, Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 46/46 constraints, PredecessorRefiner: 26/26 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1717ms problems are : Problem set: 0 solved, 26 unsolved
Search for dead transitions found 0 dead transitions in 1718ms
Starting structural reductions in SI_CTL mode, iteration 1 : 46/50 places, 46/50 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 1916 ms. Remains : 46/50 places, 46/50 transitions.
[2026-05-27 09:11:07] [INFO ] Flatten gal took : 3 ms
[2026-05-27 09:11:07] [INFO ] Flatten gal took : 3 ms
[2026-05-27 09:11:07] [INFO ] Input system was already deterministic with 46 transitions.
[2026-05-27 09:11:07] [INFO ] Flatten gal took : 3 ms
[2026-05-27 09:11:07] [INFO ] Flatten gal took : 3 ms
[2026-05-27 09:11:07] [INFO ] Time to serialize gal into /tmp/CTLCardinality2361570974498817073.gal : 1 ms
[2026-05-27 09:11:07] [INFO ] Time to serialize properties into /tmp/CTLCardinality5053178437004894996.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/CTLCardinality2361570974498817073.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality5053178437004894996.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,35640,0.012802,4180,2,210,5,886,6,0,233,629,0


Converting to forward existential form...Done !
original formula: AG(E(((!(AG((Think_7==1))) + AF(((Fork_1==0)&&((Think_6==0)||(Think_2==1))))) + (Fork_8==1)) U ((Catch2_2==1) * (AF(((Eat_2==0)||(Fork_8=...181
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(((!(!(E(TRUE U !((Think_7==1))))) + !(EG(!(((Fork_1==0)&&((Think_6==0)||(Think_2==1)))))...265
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,0,0.093571,6832,1,0,21,16098,43,14,1201,13285,17
FORMULA Philosophers-PT-000010-CTLCardinality-2024-10 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

Starting structural reductions in LTL mode, iteration 0 : 50/50 places, 50/50 transitions.
Applied a total of 0 rules in 2 ms. Remains 50 /50 variables (removed 0) and now considering 50/50 (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-12138254731433397134.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5127228642356492887.kers'
[2026-05-27 09:11:07] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12138254731433397134.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5127228642356492887.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 50 rows 50 cols 160 entries
Finished phase 1 with 30 SingleSign rule and 0 generalized
[2026-05-27 09:11:07] [INFO ] Computed 20 invariants in 0 ms
Computed 20 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-5127228642356492887.kers
Total runtime 0 ms.
[2026-05-27 09:11:07] [INFO ] Implicit Places using invariants in 95 ms returned []
[2026-05-27 09:11:07] [INFO ] Invariant cache hit.
[2026-05-27 09:11:07] [INFO ] Implicit Places using invariants and state equation in 128 ms returned []
Implicit Place search using SMT with State Equation took 225 ms to find 0 implicit places.
Running 30 sub problems to find dead transitions.
[2026-05-27 09:11:07] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/40 variables, 10/50 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/40 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 3 (OVERLAPS) 10/50 variables, 10/60 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/50 variables, 10/70 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/50 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 6 (OVERLAPS) 50/100 variables, 50/120 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/100 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 8 (OVERLAPS) 0/100 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 30 unsolved
No progress, stopping.
After SMT solving in domain Real declared 100/100 variables, and 120 constraints, problems are : Problem set: 0 solved, 30 unsolved in 1005 ms.
Refiners :[Domain max(s): 50/50 constraints, Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 50/50 constraints, PredecessorRefiner: 30/30 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 30 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/40 variables, 10/50 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/40 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 3 (OVERLAPS) 10/50 variables, 10/60 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/50 variables, 10/70 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/50 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 6 (OVERLAPS) 50/100 variables, 50/120 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/100 variables, 30/150 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/100 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 9 (OVERLAPS) 0/100 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 30 unsolved
No progress, stopping.
After SMT solving in domain Int declared 100/100 variables, and 150 constraints, problems are : Problem set: 0 solved, 30 unsolved in 1217 ms.
Refiners :[Domain max(s): 50/50 constraints, Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 50/50 constraints, PredecessorRefiner: 30/30 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2233ms problems are : Problem set: 0 solved, 30 unsolved
Search for dead transitions found 0 dead transitions in 2234ms
Finished structural reductions in LTL mode , in 1 iterations and 2463 ms. Remains : 50/50 places, 50/50 transitions.
[2026-05-27 09:11:10] [INFO ] Flatten gal took : 6 ms
[2026-05-27 09:11:10] [INFO ] Flatten gal took : 4 ms
[2026-05-27 09:11:10] [INFO ] Input system was already deterministic with 50 transitions.
[2026-05-27 09:11:10] [INFO ] Flatten gal took : 3 ms
[2026-05-27 09:11:10] [INFO ] Flatten gal took : 3 ms
[2026-05-27 09:11:10] [INFO ] Time to serialize gal into /tmp/CTLCardinality6549594609204317946.gal : 1 ms
[2026-05-27 09:11:10] [INFO ] Time to serialize properties into /tmp/CTLCardinality13220346703209395628.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/CTLCardinality6549594609204317946.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality13220346703209395628.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,59049,0.013644,4212,2,258,5,1041,6,0,253,736,0


Converting to forward existential form...Done !
original formula: AG((EX((Fork_5==0)) + (A(((Catch1_7==0)||(Fork_8==1)) U EG(((Catch2_8==0)||(Think_7==1)))) * ((Think_2==0)||(Think_9==1)))))
=> equivalent forward existential formula: [((FwdU(Init,TRUE) * !((!((E(!(EG(((Catch2_8==0)||(Think_7==1)))) U (!(((Catch1_7==0)||(Fork_8==1))) * !(EG(((Ca...294
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Hit Full ! (commute/partial/dont) 45/0/5
Using saturation style SCC detection
(forward)formula 0,0,0.153777,8704,1,0,95,27408,28,63,1344,26259,64
FORMULA Philosophers-PT-000010-CTLCardinality-2024-11 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 50/50 places, 50/50 transitions.
Applied a total of 0 rules in 1 ms. Remains 50 /50 variables (removed 0) and now considering 50/50 (removed 0) transitions.
[2026-05-27 09:11:10] [INFO ] Invariant cache hit.
[2026-05-27 09:11:10] [INFO ] Implicit Places using invariants in 67 ms returned []
[2026-05-27 09:11:10] [INFO ] Invariant cache hit.
[2026-05-27 09:11:10] [INFO ] Implicit Places using invariants and state equation in 130 ms returned []
Implicit Place search using SMT with State Equation took 199 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 201 ms. Remains : 50/50 places, 50/50 transitions.
[2026-05-27 09:11:10] [INFO ] Flatten gal took : 6 ms
[2026-05-27 09:11:10] [INFO ] Flatten gal took : 5 ms
[2026-05-27 09:11:10] [INFO ] Input system was already deterministic with 50 transitions.
[2026-05-27 09:11:10] [INFO ] Flatten gal took : 6 ms
[2026-05-27 09:11:10] [INFO ] Flatten gal took : 6 ms
[2026-05-27 09:11:10] [INFO ] Time to serialize gal into /tmp/CTLCardinality8915793507926900544.gal : 1 ms
[2026-05-27 09:11:10] [INFO ] Time to serialize properties into /tmp/CTLCardinality9943490173065105125.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/CTLCardinality8915793507926900544.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality9943490173065105125.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,59049,0.019556,4208,2,258,5,1041,6,0,253,736,0


Converting to forward existential form...Done !
original formula: (EF(((A(((Think_9==0)||(Eat_10==1)) U ((Fork_3==0)||(Fork_4==1))) * EF((Catch2_2==0))) * AG(((Catch2_6==0)||(Eat_5==1))))) + A(!(EG(AG(((...283
=> equivalent forward existential formula: ([((FwdU(Init,TRUE) * (!((E(!(((Fork_3==0)||(Fork_4==1))) U (!(((Think_9==0)||(Eat_10==1))) * !(((Fork_3==0)||(F...1061
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Hit Full ! (commute/partial/dont) 39/10/11
(forward)formula 0,1,0.087118,6376,1,0,19,14038,31,9,1357,8498,15
FORMULA Philosophers-PT-000010-CTLCardinality-2024-12 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

Starting structural reductions in LTL mode, iteration 0 : 50/50 places, 50/50 transitions.
Applied a total of 0 rules in 1 ms. Remains 50 /50 variables (removed 0) and now considering 50/50 (removed 0) transitions.
[2026-05-27 09:11:10] [INFO ] Invariant cache hit.
[2026-05-27 09:11:10] [INFO ] Implicit Places using invariants in 57 ms returned []
[2026-05-27 09:11:10] [INFO ] Invariant cache hit.
[2026-05-27 09:11:10] [INFO ] Implicit Places using invariants and state equation in 124 ms returned []
Implicit Place search using SMT with State Equation took 183 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 184 ms. Remains : 50/50 places, 50/50 transitions.
[2026-05-27 09:11:10] [INFO ] Flatten gal took : 3 ms
[2026-05-27 09:11:10] [INFO ] Flatten gal took : 4 ms
[2026-05-27 09:11:10] [INFO ] Input system was already deterministic with 50 transitions.
[2026-05-27 09:11:10] [INFO ] Flatten gal took : 3 ms
[2026-05-27 09:11:10] [INFO ] Flatten gal took : 3 ms
[2026-05-27 09:11:10] [INFO ] Time to serialize gal into /tmp/CTLCardinality11010894571235342761.gal : 1 ms
[2026-05-27 09:11:10] [INFO ] Time to serialize properties into /tmp/CTLCardinality17501324557634730376.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/CTLCardinality11010894571235342761.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality17501324557634730376.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,59049,0.020792,4212,2,258,5,1041,6,0,253,736,0


Converting to forward existential form...Done !
original formula: !(E(EG(E(!(((Think_8==0)||(Catch2_9==1))) U AX(((Catch2_10==0)||(Catch2_4==1))))) U (!(EF(((Eat_3==0)&&((Catch1_10==0)||(Think_6==1))))) ...202
=> equivalent forward existential formula: [((FwdU(Init,EG(E(!(((Think_8==0)||(Catch2_9==1))) U !(EX(!(((Catch2_10==0)||(Catch2_4==1)))))))) * !(E(TRUE U (...280
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Hit Full ! (commute/partial/dont) 45/5/5
Using saturation style SCC detection
(forward)formula 0,0,0.863252,23904,1,0,103,108675,37,73,1377,139647,97
FORMULA Philosophers-PT-000010-CTLCardinality-2024-13 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 50/50 places, 50/50 transitions.
Applied a total of 0 rules in 2 ms. Remains 50 /50 variables (removed 0) and now considering 50/50 (removed 0) transitions.
[2026-05-27 09:11:11] [INFO ] Invariant cache hit.
[2026-05-27 09:11:11] [INFO ] Implicit Places using invariants in 81 ms returned []
[2026-05-27 09:11:11] [INFO ] Invariant cache hit.
[2026-05-27 09:11:11] [INFO ] Implicit Places using invariants and state equation in 95 ms returned []
Implicit Place search using SMT with State Equation took 178 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 180 ms. Remains : 50/50 places, 50/50 transitions.
[2026-05-27 09:11:11] [INFO ] Flatten gal took : 4 ms
[2026-05-27 09:11:11] [INFO ] Flatten gal took : 3 ms
[2026-05-27 09:11:11] [INFO ] Input system was already deterministic with 50 transitions.
[2026-05-27 09:11:11] [INFO ] Flatten gal took : 3 ms
[2026-05-27 09:11:11] [INFO ] Flatten gal took : 3 ms
[2026-05-27 09:11:11] [INFO ] Time to serialize gal into /tmp/CTLCardinality9527396591855537486.gal : 1 ms
[2026-05-27 09:11:11] [INFO ] Time to serialize properties into /tmp/CTLCardinality1391437974481731797.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/CTLCardinality9527396591855537486.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality1391437974481731797.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,59049,0.012805,4212,2,258,5,1041,6,0,253,736,0


Converting to forward existential form...Done !
original formula: AX(EG(AG((AF((Eat_5==0)) + AX((Think_2==0))))))
=> equivalent forward existential formula: [(EY(Init) * !(EG(!(E(TRUE U !((!(EG(!((Eat_5==0)))) + !(EX(!((Think_2==0)))))))))))] = FALSE
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Using saturation style SCC detection
(forward)formula 0,0,0.073425,6580,1,0,17,15356,30,10,1328,10056,14
FORMULA Philosophers-PT-000010-CTLCardinality-2024-15 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

ITS tools runner thread asked to quit. Dying gracefully.
[2026-05-27 09:11:12] [INFO ] Flatten gal took : 3 ms
[2026-05-27 09:11:12] [INFO ] Flatten gal took : 5 ms
Total runtime 15894 ms.

BK_STOP 1779873072152

--------------------
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-000010"
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-000010, 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-177969942000113"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Philosophers-PT-000010.tgz
mv Philosophers-PT-000010 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 ;