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.r130-smll-177955809100338.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 FlexibleBarrier-PT-08a, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r130-smll-177955809100338
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 580K
-rw-r--r-- 1 mcc users 7.5K Mar 7 06:18 CTLCardinality.txt
-rw-r--r-- 1 mcc users 84K Mar 7 06:18 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.3K Mar 7 06:14 CTLFireability.txt
-rw-r--r-- 1 mcc users 60K Mar 7 06:14 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.7K Mar 15 10:11 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 15 10:11 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 10:11 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 10:11 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Mar 7 06:18 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 159K Mar 7 06:18 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.6K Mar 7 06:18 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 74K Mar 7 06:18 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 10:11 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 10:11 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 64K 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 FlexibleBarrier-PT-08a-CTLFireability-2024-00
FORMULA_NAME FlexibleBarrier-PT-08a-CTLFireability-2024-01
FORMULA_NAME FlexibleBarrier-PT-08a-CTLFireability-2024-02
FORMULA_NAME FlexibleBarrier-PT-08a-CTLFireability-2024-03
FORMULA_NAME FlexibleBarrier-PT-08a-CTLFireability-2024-04
FORMULA_NAME FlexibleBarrier-PT-08a-CTLFireability-2024-05
FORMULA_NAME FlexibleBarrier-PT-08a-CTLFireability-2024-06
FORMULA_NAME FlexibleBarrier-PT-08a-CTLFireability-2024-07
FORMULA_NAME FlexibleBarrier-PT-08a-CTLFireability-2024-08
FORMULA_NAME FlexibleBarrier-PT-08a-CTLFireability-2024-09
FORMULA_NAME FlexibleBarrier-PT-08a-CTLFireability-2024-10
FORMULA_NAME FlexibleBarrier-PT-08a-CTLFireability-2024-11
FORMULA_NAME FlexibleBarrier-PT-08a-CTLFireability-2024-12
FORMULA_NAME FlexibleBarrier-PT-08a-CTLFireability-2024-13
FORMULA_NAME FlexibleBarrier-PT-08a-CTLFireability-2024-14
FORMULA_NAME FlexibleBarrier-PT-08a-CTLFireability-2024-15

=== Now, execution of the tool begins

BK_START 1779874082044

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=CTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FlexibleBarrier-PT-08a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
CTLFireability PT
Running Version 202604301425
[2026-05-27 09:28:04] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-27 09:28:04] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-27 09:28:04] [INFO ] Load time of PNML (sax parser for PT used): 162 ms
[2026-05-27 09:28:04] [INFO ] Transformed 99 places.
[2026-05-27 09:28:04] [INFO ] Transformed 236 transitions.
[2026-05-27 09:28:04] [INFO ] Found NUPN structural information;
[2026-05-27 09:28:04] [INFO ] Parsed PT model containing 99 places and 236 transitions and 985 arcs in 385 ms.
Parsed 16 properties from file /home/mcc/execution/CTLFireability.xml in 28 ms.
Ensure Unique test removed 50 transitions
Reduce redundant transitions removed 50 transitions.
Support contains 63 out of 99 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 99/99 places, 186/186 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 0 with 8 rules applied. Total rules applied 8 place count 99 transition count 178
Applied a total of 8 rules in 45 ms. Remains 99 /99 variables (removed 0) and now considering 178/186 (removed 8) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7167938266065034639.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4116774320510805040.kers'
[2026-05-27 09:28:05] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7167938266065034639.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4116774320510805040.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 178 rows 97 cols 461 entries
Finished phase 1 with 89 SingleSign rule and 0 generalized
[2026-05-27 09:28:05] [INFO ] Computed 10 invariants in 1 ms
Computed 10 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-4116774320510805040.kers
Total runtime 3 ms.
[2026-05-27 09:28:05] [INFO ] Implicit Places using invariants in 546 ms returned []
[2026-05-27 09:28:05] [INFO ] Invariant cache hit.
[2026-05-27 09:28:05] [INFO ] State equation strengthened by 97 read => feed constraints.
[2026-05-27 09:28:05] [INFO ] Implicit Places using invariants and state equation in 417 ms returned []
Implicit Place search using SMT with State Equation took 1037 ms to find 0 implicit places.
Running 177 sub problems to find dead transitions.
[2026-05-27 09:28:06] [INFO ] Invariant cache hit.
[2026-05-27 09:28:06] [INFO ] State equation strengthened by 97 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/98 variables, 98/98 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/98 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 2 (OVERLAPS) 1/99 variables, 10/108 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/99 variables, 1/109 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/99 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 5 (OVERLAPS) 178/277 variables, 99/208 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/277 variables, 97/305 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/277 variables, 0/305 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 8 (OVERLAPS) 0/277 variables, 0/305 constraints. Problems are: Problem set: 0 solved, 177 unsolved
No progress, stopping.
After SMT solving in domain Real declared 277/277 variables, and 305 constraints, problems are : Problem set: 0 solved, 177 unsolved in 13941 ms.
Refiners :[Domain max(s): 99/99 constraints, Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 99/99 constraints, ReadFeed: 97/97 constraints, PredecessorRefiner: 177/177 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 177 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/98 variables, 98/98 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/98 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 2 (OVERLAPS) 1/99 variables, 10/108 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/99 variables, 1/109 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/99 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 5 (OVERLAPS) 178/277 variables, 99/208 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/277 variables, 97/305 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/277 variables, 177/482 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/277 variables, 0/482 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 9 (OVERLAPS) 0/277 variables, 0/482 constraints. Problems are: Problem set: 0 solved, 177 unsolved
No progress, stopping.
After SMT solving in domain Int declared 277/277 variables, and 482 constraints, problems are : Problem set: 0 solved, 177 unsolved in 13296 ms.
Refiners :[Domain max(s): 99/99 constraints, Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 99/99 constraints, ReadFeed: 97/97 constraints, PredecessorRefiner: 177/177 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 27465ms problems are : Problem set: 0 solved, 177 unsolved
Search for dead transitions found 0 dead transitions in 27494ms
Starting structural reductions in LTL mode, iteration 1 : 99/99 places, 178/186 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 28645 ms. Remains : 99/99 places, 178/186 transitions.
Starting structural reductions in LTL mode, iteration 0 : 99/99 places, 178/178 transitions.
Applied a total of 0 rules in 3 ms. Remains 99 /99 variables (removed 0) and now considering 178/178 (removed 0) transitions.
[2026-05-27 09:28:33] [INFO ] Invariant cache hit.
[2026-05-27 09:28:33] [INFO ] Implicit Places using invariants in 70 ms returned []
[2026-05-27 09:28:33] [INFO ] Invariant cache hit.
[2026-05-27 09:28:33] [INFO ] State equation strengthened by 97 read => feed constraints.
[2026-05-27 09:28:33] [INFO ] Implicit Places using invariants and state equation in 216 ms returned []
Implicit Place search using SMT with State Equation took 289 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 293 ms. Remains : 99/99 places, 178/178 transitions.
Support contains 63 out of 99 places after structural reductions.
[2026-05-27 09:28:34] [INFO ] Flatten gal took : 75 ms
[2026-05-27 09:28:34] [INFO ] Flatten gal took : 35 ms
[2026-05-27 09:28:34] [INFO ] Input system was already deterministic with 178 transitions.
Reduction of identical properties reduced properties to check from 86 to 79
RANDOM walk for 40000 steps (8 resets) in 1527 ms. (26 steps per ms) remains 4/79 properties
BEST_FIRST walk for 40004 steps (8 resets) in 282 ms. (141 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 223 ms. (178 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 242 ms. (164 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 108 ms. (367 steps per ms) remains 4/4 properties
[2026-05-27 09:28:35] [INFO ] Invariant cache hit.
[2026-05-27 09:28:35] [INFO ] State equation strengthened by 97 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/17 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/17 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem AtomicPropp42 is UNSAT
Problem AtomicPropp49 is UNSAT
Problem AtomicPropp58 is UNSAT
Problem AtomicPropp76 is UNSAT
After SMT solving in domain Real declared 75/277 variables, and 25 constraints, problems are : Problem set: 4 solved, 0 unsolved in 70 ms.
Refiners :[Domain max(s): 17/99 constraints, Positive P Invariants (semi-flows): 8/10 constraints, State Equation: 0/99 constraints, ReadFeed: 0/97 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 79ms problems are : Problem set: 4 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 4 atomic propositions for a total of 16 simplifications.
FORMULA FlexibleBarrier-PT-08a-CTLFireability-2024-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-05-27 09:28:35] [INFO ] Initial state reduction rules for CTL removed 1 formulas.
[2026-05-27 09:28:35] [INFO ] Flatten gal took : 16 ms
FORMULA FlexibleBarrier-PT-08a-CTLFireability-2024-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-05-27 09:28:35] [INFO ] Flatten gal took : 16 ms
[2026-05-27 09:28:35] [INFO ] Input system was already deterministic with 178 transitions.
Support contains 57 out of 99 places (down from 58) after GAL structural reductions.
Computed a total of 3 stabilizing places and 1 stable transitions
Starting structural reductions in LTL mode, iteration 0 : 99/99 places, 178/178 transitions.
Applied a total of 0 rules in 4 ms. Remains 99 /99 variables (removed 0) and now considering 178/178 (removed 0) transitions.
[2026-05-27 09:28:35] [INFO ] Invariant cache hit.
[2026-05-27 09:28:35] [INFO ] Implicit Places using invariants in 71 ms returned []
[2026-05-27 09:28:35] [INFO ] Invariant cache hit.
[2026-05-27 09:28:35] [INFO ] State equation strengthened by 97 read => feed constraints.
[2026-05-27 09:28:35] [INFO ] Implicit Places using invariants and state equation in 238 ms returned []
Implicit Place search using SMT with State Equation took 313 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 317 ms. Remains : 99/99 places, 178/178 transitions.
[2026-05-27 09:28:35] [INFO ] Flatten gal took : 18 ms
[2026-05-27 09:28:35] [INFO ] Flatten gal took : 24 ms
[2026-05-27 09:28:35] [INFO ] Input system was already deterministic with 178 transitions.
[2026-05-27 09:28:35] [INFO ] Flatten gal took : 17 ms
[2026-05-27 09:28:35] [INFO ] Flatten gal took : 17 ms
[2026-05-27 09:28:35] [INFO ] Time to serialize gal into /tmp/CTLFireability11130444750258265227.gal : 8 ms
[2026-05-27 09:28:35] [INFO ] Time to serialize properties into /tmp/CTLFireability8954676495803536332.ctl : 3 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/CTLFireability11130444750258265227.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability8954676495803536332.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,4.29982e+08,0.254718,10528,2,797,5,33308,6,0,572,19976,0


Converting to forward existential form...Done !
original formula: !(E(EX(EF((((EG(((p4==1)&&(p98==1))) * (p76==1)) * ((p98==1)&&(p47==1))) * ((p72==1)&&(p97==1))))) U (EG(E(!((((p11==1)&&(p84==1))&&(p97=...327
=> equivalent forward existential formula: ([(EY((FwdU(Init,EX(E(TRUE U (((EG(((p4==1)&&(p98==1))) * (p76==1)) * ((p98==1)&&(p47==1))) * ((p72==1)&&(p97==1...848
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Hit Full ! (commute/partial/dont) 115/0/63
Using saturation style SCC detection
(forward)formula 0,0,1.2582,29608,1,0,21,169906,47,5,3414,68765,26
FORMULA FlexibleBarrier-PT-08a-CTLFireability-2024-00 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in SI_CTL mode, iteration 0 : 99/99 places, 178/178 transitions.
Graph (trivial) has 75 edges and 99 vertex of which 18 / 99 are part of one of the 6 SCC in 3 ms
Free SCC test removed 12 places
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 1 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 0 with 14 rules applied. Total rules applied 15 place count 80 transition count 149
Drop transitions (Redundant composition of simpler transitions.) removed 37 transitions
Redundant transition composition rules discarded 37 transitions
Iterating global reduction 0 with 37 rules applied. Total rules applied 52 place count 80 transition count 112
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 53 place count 80 transition count 112
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 54 place count 79 transition count 111
Iterating global reduction 0 with 1 rules applied. Total rules applied 55 place count 79 transition count 111
Applied a total of 55 rules in 55 ms. Remains 79 /99 variables (removed 20) and now considering 111/178 (removed 67) transitions.
[2026-05-27 09:28:37] [INFO ] Flow matrix only has 106 transitions (discarded 5 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8071036729452178498.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13448025999868696269.kers'
[2026-05-27 09:28:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8071036729452178498.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13448025999868696269.kers]
Normalized transition count is 105 out of 106 initially.
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 105 rows 77 cols 221 entries
Finished phase 1 with 69 SingleSign rule and 0 generalized
[2026-05-27 09:28:37] [INFO ] Computed 10 invariants in 1 ms
Computed 10 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-13448025999868696269.kers
Total runtime 1 ms.
[2026-05-27 09:28:37] [INFO ] Implicit Places using invariants in 130 ms returned [78]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 133 ms to find 1 implicit places.
Starting structural reductions in SI_CTL mode, iteration 1 : 78/99 places, 111/178 transitions.
Graph (trivial) has 96 edges and 78 vertex of which 34 / 78 are part of one of the 8 SCC in 0 ms
Free SCC test removed 26 places
Ensure Unique test removed 38 transitions
Reduce isomorphic transitions removed 38 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 0 with 10 rules applied. Total rules applied 11 place count 52 transition count 63
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 21 place count 42 transition count 63
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 8 Pre rules applied. Total rules applied 21 place count 42 transition count 55
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 2 with 16 rules applied. Total rules applied 37 place count 34 transition count 55
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 2 with 6 rules applied. Total rules applied 43 place count 34 transition count 49
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 55 place count 28 transition count 43
Applied a total of 55 rules in 13 ms. Remains 28 /78 variables (removed 50) and now considering 43/111 (removed 68) transitions.
[2026-05-27 09:28:37] [INFO ] Flow matrix only has 36 transitions (discarded 7 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17736444518643401023.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1246747892231581358.kers'
[2026-05-27 09:28:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17736444518643401023.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1246747892231581358.kers]
Normalized transition count is 35 out of 36 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 35 rows 27 cols 81 entries
Finished phase 1 with 19 SingleSign rule and 0 generalized
[2026-05-27 09:28:37] [INFO ] Computed 9 invariants in 0 ms
Computed 9 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-1246747892231581358.kers
Total runtime 0 ms.
[2026-05-27 09:28:37] [INFO ] Implicit Places using invariants in 32 ms returned []
[2026-05-27 09:28:37] [INFO ] Flow matrix only has 36 transitions (discarded 7 similar events)
[2026-05-27 09:28:37] [INFO ] Invariant cache hit.
[2026-05-27 09:28:37] [INFO ] State equation strengthened by 11 read => feed constraints.
[2026-05-27 09:28:37] [INFO ] Implicit Places using invariants and state equation in 47 ms returned []
Implicit Place search using SMT with State Equation took 82 ms to find 0 implicit places.
Starting structural reductions in SI_CTL mode, iteration 2 : 28/99 places, 43/178 transitions.
Finished structural reductions in SI_CTL mode , in 2 iterations and 284 ms. Remains : 28/99 places, 43/178 transitions.
[2026-05-27 09:28:37] [INFO ] Flatten gal took : 3 ms
[2026-05-27 09:28:37] [INFO ] Flatten gal took : 3 ms
[2026-05-27 09:28:37] [INFO ] Input system was already deterministic with 43 transitions.
[2026-05-27 09:28:37] [INFO ] Flatten gal took : 2 ms
[2026-05-27 09:28:37] [INFO ] Flatten gal took : 2 ms
[2026-05-27 09:28:37] [INFO ] Time to serialize gal into /tmp/CTLFireability15501648735885658366.gal : 1 ms
[2026-05-27 09:28:37] [INFO ] Time to serialize properties into /tmp/CTLFireability5603955547854254843.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/CTLFireability15501648735885658366.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability5603955547854254843.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,3137,0.00798,4012,2,74,5,398,6,0,147,292,0


Converting to forward existential form...Done !
original formula: AG(EF((((p23==1)&&(p84==1))&&(p97==1))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U (((p23==1)&&(p84==1))&&(p97==1)))))] = FALSE
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,1,0.014486,4284,1,0,6,1410,14,0,663,508,5
FORMULA FlexibleBarrier-PT-08a-CTLFireability-2024-01 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

Starting structural reductions in LTL mode, iteration 0 : 99/99 places, 178/178 transitions.
Applied a total of 0 rules in 3 ms. Remains 99 /99 variables (removed 0) and now considering 178/178 (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-13636637898760386007.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5852458937440860616.kers'
[2026-05-27 09:28:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13636637898760386007.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5852458937440860616.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 178 rows 97 cols 461 entries
Finished phase 1 with 89 SingleSign rule and 0 generalized
[2026-05-27 09:28:37] [INFO ] Computed 10 invariants in 0 ms
Computed 10 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-5852458937440860616.kers
Total runtime 1 ms.
[2026-05-27 09:28:37] [INFO ] Implicit Places using invariants in 87 ms returned []
[2026-05-27 09:28:37] [INFO ] Invariant cache hit.
[2026-05-27 09:28:37] [INFO ] State equation strengthened by 97 read => feed constraints.
[2026-05-27 09:28:37] [INFO ] Implicit Places using invariants and state equation in 264 ms returned []
Implicit Place search using SMT with State Equation took 354 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 357 ms. Remains : 99/99 places, 178/178 transitions.
[2026-05-27 09:28:37] [INFO ] Flatten gal took : 18 ms
[2026-05-27 09:28:37] [INFO ] Flatten gal took : 14 ms
[2026-05-27 09:28:37] [INFO ] Input system was already deterministic with 178 transitions.
[2026-05-27 09:28:38] [INFO ] Flatten gal took : 14 ms
[2026-05-27 09:28:38] [INFO ] Flatten gal took : 14 ms
[2026-05-27 09:28:38] [INFO ] Time to serialize gal into /tmp/CTLFireability10123505635584431194.gal : 5 ms
[2026-05-27 09:28:38] [INFO ] Time to serialize properties into /tmp/CTLFireability4946573232435386822.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/CTLFireability10123505635584431194.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability4946573232435386822.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,4.29982e+08,0.330734,10588,2,797,5,33308,6,0,572,19976,0


Converting to forward existential form...Done !
original formula: ((EF(((AX(EG((((p12==0)||(p47==0))||(p97==0)))) * A(EX((((p47==1)&&(p72==1))&&(p97==1))) U !((((p12==1)&&(p71==1))&&(p97==1))))) * (A(!((...515
=> equivalent forward existential formula: (([(Init * !(E(TRUE U ((!(EX(!(EG((((p12==0)||(p47==0))||(p97==0)))))) * !((E(!(!((((p12==1)&&(p71==1))&&(p97==1...852
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Hit Full ! (commute/partial/dont) 172/6/6
(forward)formula 0,0,0.894453,23588,1,0,23,139183,47,8,3110,50041,28
FORMULA FlexibleBarrier-PT-08a-CTLFireability-2024-02 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 : 99/99 places, 178/178 transitions.
Applied a total of 0 rules in 4 ms. Remains 99 /99 variables (removed 0) and now considering 178/178 (removed 0) transitions.
[2026-05-27 09:28:38] [INFO ] Invariant cache hit.
[2026-05-27 09:28:39] [INFO ] Implicit Places using invariants in 80 ms returned []
[2026-05-27 09:28:39] [INFO ] Invariant cache hit.
[2026-05-27 09:28:39] [INFO ] State equation strengthened by 97 read => feed constraints.
[2026-05-27 09:28:39] [INFO ] Implicit Places using invariants and state equation in 182 ms returned []
Implicit Place search using SMT with State Equation took 267 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 271 ms. Remains : 99/99 places, 178/178 transitions.
[2026-05-27 09:28:39] [INFO ] Flatten gal took : 9 ms
[2026-05-27 09:28:39] [INFO ] Flatten gal took : 9 ms
[2026-05-27 09:28:39] [INFO ] Input system was already deterministic with 178 transitions.
[2026-05-27 09:28:39] [INFO ] Flatten gal took : 9 ms
[2026-05-27 09:28:39] [INFO ] Flatten gal took : 9 ms
[2026-05-27 09:28:39] [INFO ] Time to serialize gal into /tmp/CTLFireability880658321402515552.gal : 2 ms
[2026-05-27 09:28:39] [INFO ] Time to serialize properties into /tmp/CTLFireability7784935981007279454.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/CTLFireability880658321402515552.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability7784935981007279454.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 -...282
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,4.29982e+08,0.216387,10580,2,797,5,33308,6,0,572,19976,0


Converting to forward existential form...Done !
original formula: EF(((E(EX((p8==1)) U (AG((((p72==1)&&(p95==1))&&(p97==1))) * !((((p35==1)&&(p72==1))&&(p97==1))))) * (p40==1)) * (p98==1)))
=> equivalent forward existential formula: [((FwdU(((FwdU(Init,TRUE) * (p98==1)) * (p40==1)),EX((p8==1))) * !((((p35==1)&&(p72==1))&&(p97==1)))) * !(E(TRUE...206
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,0,0.325783,10888,1,0,6,39784,15,0,2790,19976,5
FORMULA FlexibleBarrier-PT-08a-CTLFireability-2024-03 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 : 99/99 places, 178/178 transitions.
Applied a total of 0 rules in 3 ms. Remains 99 /99 variables (removed 0) and now considering 178/178 (removed 0) transitions.
[2026-05-27 09:28:39] [INFO ] Invariant cache hit.
[2026-05-27 09:28:39] [INFO ] Implicit Places using invariants in 117 ms returned []
[2026-05-27 09:28:39] [INFO ] Invariant cache hit.
[2026-05-27 09:28:39] [INFO ] State equation strengthened by 97 read => feed constraints.
[2026-05-27 09:28:40] [INFO ] Implicit Places using invariants and state equation in 264 ms returned []
Implicit Place search using SMT with State Equation took 384 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 387 ms. Remains : 99/99 places, 178/178 transitions.
[2026-05-27 09:28:40] [INFO ] Flatten gal took : 12 ms
[2026-05-27 09:28:40] [INFO ] Flatten gal took : 12 ms
[2026-05-27 09:28:40] [INFO ] Input system was already deterministic with 178 transitions.
[2026-05-27 09:28:40] [INFO ] Flatten gal took : 13 ms
[2026-05-27 09:28:40] [INFO ] Flatten gal took : 13 ms
[2026-05-27 09:28:40] [INFO ] Time to serialize gal into /tmp/CTLFireability18228567787688655658.gal : 3 ms
[2026-05-27 09:28:40] [INFO ] Time to serialize properties into /tmp/CTLFireability3905881190015804281.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/CTLFireability18228567787688655658.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability3905881190015804281.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,4.29982e+08,0.217802,10568,2,797,5,33308,6,0,572,19976,0


Converting to forward existential form...Done !
original formula: (AG(((EG((((p11==1)&&(p24==1))&&(p97==1))) + ((EF((((p72==0)||(p83==0))||(p97==0))) * !(E(((p66==1)&&(p97==1)) U (((p36==1)&&(p47==1))&&(...462
=> equivalent forward existential formula: ((([(((FwdU(Init,TRUE) * !(E(TRUE U ((p5==0)||(p98==0))))) * !(EG((((p11==1)&&(p24==1))&&(p97==1))))) * !(E(TRUE...1053
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Hit Full ! (commute/partial/dont) 136/0/42
(forward)formula 0,1,0.800155,23184,1,0,26,133926,46,6,3173,50262,29
FORMULA FlexibleBarrier-PT-08a-CTLFireability-2024-04 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

Starting structural reductions in LTL mode, iteration 0 : 99/99 places, 178/178 transitions.
Applied a total of 0 rules in 6 ms. Remains 99 /99 variables (removed 0) and now considering 178/178 (removed 0) transitions.
[2026-05-27 09:28:40] [INFO ] Invariant cache hit.
[2026-05-27 09:28:41] [INFO ] Implicit Places using invariants in 119 ms returned []
[2026-05-27 09:28:41] [INFO ] Invariant cache hit.
[2026-05-27 09:28:41] [INFO ] State equation strengthened by 97 read => feed constraints.
[2026-05-27 09:28:41] [INFO ] Implicit Places using invariants and state equation in 264 ms returned []
Implicit Place search using SMT with State Equation took 384 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 391 ms. Remains : 99/99 places, 178/178 transitions.
[2026-05-27 09:28:41] [INFO ] Flatten gal took : 11 ms
[2026-05-27 09:28:41] [INFO ] Flatten gal took : 11 ms
[2026-05-27 09:28:41] [INFO ] Input system was already deterministic with 178 transitions.
[2026-05-27 09:28:41] [INFO ] Flatten gal took : 9 ms
[2026-05-27 09:28:41] [INFO ] Flatten gal took : 9 ms
[2026-05-27 09:28:41] [INFO ] Time to serialize gal into /tmp/CTLFireability6205287319902494278.gal : 3 ms
[2026-05-27 09:28:41] [INFO ] Time to serialize properties into /tmp/CTLFireability6099132186631147340.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/CTLFireability6205287319902494278.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability6099132186631147340.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,4.29982e+08,0.325721,10612,2,797,5,33308,6,0,572,19976,0


Converting to forward existential form...Done !
original formula: EF(EX(AG(E((((p47==1)&&(p60==1))&&(p97==1)) U ((p38==1)&&(p98==1))))))
=> equivalent forward existential formula: [(EY(FwdU(Init,TRUE)) * !(E(TRUE U !(E((((p47==1)&&(p60==1))&&(p97==1)) U ((p38==1)&&(p98==1)))))))] != FALSE
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Hit Full ! (commute/partial/dont) 115/99/63
(forward)formula 0,0,0.523393,11260,1,0,8,46241,21,1,2902,19976,8
FORMULA FlexibleBarrier-PT-08a-CTLFireability-2024-05 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in SI_CTL mode, iteration 0 : 99/99 places, 178/178 transitions.
Graph (trivial) has 79 edges and 99 vertex of which 24 / 99 are part of one of the 8 SCC in 1 ms
Free SCC test removed 16 places
Ensure Unique test removed 37 transitions
Reduce isomorphic transitions removed 37 transitions.
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 16 rules applied. Total rules applied 17 place count 75 transition count 133
Drop transitions (Redundant composition of simpler transitions.) removed 28 transitions
Redundant transition composition rules discarded 28 transitions
Iterating global reduction 0 with 28 rules applied. Total rules applied 45 place count 75 transition count 105
Applied a total of 45 rules in 30 ms. Remains 75 /99 variables (removed 24) and now considering 105/178 (removed 73) transitions.
[2026-05-27 09:28:41] [INFO ] Flow matrix only has 98 transitions (discarded 7 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1093597504538390730.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17164195804229186152.kers'
[2026-05-27 09:28:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1093597504538390730.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17164195804229186152.kers]
Normalized transition count is 97 out of 98 initially.
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 97 rows 73 cols 201 entries
Finished phase 1 with 65 SingleSign rule and 0 generalized
[2026-05-27 09:28:41] [INFO ] Computed 10 invariants in 0 ms
Computed 10 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-17164195804229186152.kers
Total runtime 1 ms.
[2026-05-27 09:28:42] [INFO ] Implicit Places using invariants in 127 ms returned [73]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 129 ms to find 1 implicit places.
Starting structural reductions in SI_CTL mode, iteration 1 : 74/99 places, 105/178 transitions.
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 7 Pre rules applied. Total rules applied 0 place count 74 transition count 98
Deduced a syphon composed of 7 places in 1 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 0 with 14 rules applied. Total rules applied 14 place count 67 transition count 98
Applied a total of 14 rules in 21 ms. Remains 67 /74 variables (removed 7) and now considering 98/105 (removed 7) transitions.
[2026-05-27 09:28:42] [INFO ] Flow matrix only has 91 transitions (discarded 7 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12140094888886114390.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15908066894286979784.kers'
[2026-05-27 09:28:42] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12140094888886114390.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15908066894286979784.kers]
Normalized transition count is 90 out of 91 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 90 rows 66 cols 187 entries
Finished phase 1 with 58 SingleSign rule and 0 generalized
[2026-05-27 09:28:42] [INFO ] Computed 9 invariants in 1 ms
Computed 9 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-15908066894286979784.kers
Total runtime 2 ms.
[2026-05-27 09:28:42] [INFO ] Implicit Places using invariants in 99 ms returned []
[2026-05-27 09:28:42] [INFO ] Flow matrix only has 91 transitions (discarded 7 similar events)
[2026-05-27 09:28:42] [INFO ] Invariant cache hit.
[2026-05-27 09:28:42] [INFO ] State equation strengthened by 41 read => feed constraints.
[2026-05-27 09:28:42] [INFO ] Implicit Places using invariants and state equation in 181 ms returned []
Implicit Place search using SMT with State Equation took 283 ms to find 0 implicit places.
Starting structural reductions in SI_CTL mode, iteration 2 : 67/99 places, 98/178 transitions.
Finished structural reductions in SI_CTL mode , in 2 iterations and 464 ms. Remains : 67/99 places, 98/178 transitions.
[2026-05-27 09:28:42] [INFO ] Flatten gal took : 5 ms
[2026-05-27 09:28:42] [INFO ] Flatten gal took : 5 ms
[2026-05-27 09:28:42] [INFO ] Input system was already deterministic with 98 transitions.
[2026-05-27 09:28:42] [INFO ] Flatten gal took : 6 ms
[2026-05-27 09:28:42] [INFO ] Flatten gal took : 6 ms
[2026-05-27 09:28:42] [INFO ] Time to serialize gal into /tmp/CTLFireability4320060018035999571.gal : 2 ms
[2026-05-27 09:28:42] [INFO ] Time to serialize properties into /tmp/CTLFireability5363787583069830440.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/CTLFireability4320060018035999571.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability5363787583069830440.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,1.88744e+07,0.0656,5124,2,247,5,6782,6,0,358,3489,0


Converting to forward existential form...Done !
original formula: EG(((p53==1) + EF(((p16==1)&&(p98==1)))))
=> equivalent forward existential formula: [FwdG(Init,((p53==1) + E(TRUE U ((p16==1)&&(p98==1)))))] != FALSE
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,1,0.178226,7000,1,0,8,17130,19,2,1798,6859,12
FORMULA FlexibleBarrier-PT-08a-CTLFireability-2024-06 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 99/99 places, 178/178 transitions.
Applied a total of 0 rules in 3 ms. Remains 99 /99 variables (removed 0) and now considering 178/178 (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-9673023941385037612.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-941967612087982368.kers'
[2026-05-27 09:28:42] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9673023941385037612.kers, --Pflows, --basisKERS=/tmp/petrispot-output-941967612087982368.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 178 rows 97 cols 461 entries
Finished phase 1 with 89 SingleSign rule and 0 generalized
[2026-05-27 09:28:42] [INFO ] Computed 10 invariants in 1 ms
Computed 10 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-941967612087982368.kers
Total runtime 1 ms.
[2026-05-27 09:28:42] [INFO ] Implicit Places using invariants in 161 ms returned [98]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 163 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 98/99 places, 178/178 transitions.
Applied a total of 0 rules in 3 ms. Remains 98 /98 variables (removed 0) and now considering 178/178 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 169 ms. Remains : 98/99 places, 178/178 transitions.
[2026-05-27 09:28:42] [INFO ] Flatten gal took : 8 ms
[2026-05-27 09:28:42] [INFO ] Flatten gal took : 9 ms
[2026-05-27 09:28:42] [INFO ] Input system was already deterministic with 178 transitions.
[2026-05-27 09:28:42] [INFO ] Flatten gal took : 8 ms
[2026-05-27 09:28:42] [INFO ] Flatten gal took : 9 ms
[2026-05-27 09:28:42] [INFO ] Time to serialize gal into /tmp/CTLFireability3542647041489738283.gal : 3 ms
[2026-05-27 09:28:42] [INFO ] Time to serialize properties into /tmp/CTLFireability15757544573921454202.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/CTLFireability3542647041489738283.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability15757544573921454202.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,4.29982e+08,0.175952,7424,2,1031,5,17782,6,0,570,11836,0


Converting to forward existential form...Done !
original formula: A((((p24==1)&&(p47==1))&&(p97==1)) U EX(((!(((p84!=1) + EF((p84==1)))) + EF(AG((p92==1)))) + EG((((p11==1)&&(p48==1))&&((p97==1)&&(p37!=1...162
=> equivalent forward existential formula: [((Init * !(EG(!(EX(((!(((p84!=1) + E(TRUE U (p84==1)))) + E(TRUE U !(E(TRUE U !((p92==1)))))) + EG((((p11==1)&&...523
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Using saturation style SCC detection
(forward)formula 0,0,0.725087,16780,1,0,19,81028,33,11,3067,34287,22
FORMULA FlexibleBarrier-PT-08a-CTLFireability-2024-08 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 : 99/99 places, 178/178 transitions.
Applied a total of 0 rules in 10 ms. Remains 99 /99 variables (removed 0) and now considering 178/178 (removed 0) transitions.
[2026-05-27 09:28:43] [INFO ] Invariant cache hit.
[2026-05-27 09:28:43] [INFO ] Implicit Places using invariants in 168 ms returned [98]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 169 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 98/99 places, 178/178 transitions.
Applied a total of 0 rules in 2 ms. Remains 98 /98 variables (removed 0) and now considering 178/178 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 181 ms. Remains : 98/99 places, 178/178 transitions.
[2026-05-27 09:28:43] [INFO ] Flatten gal took : 8 ms
[2026-05-27 09:28:43] [INFO ] Flatten gal took : 8 ms
[2026-05-27 09:28:43] [INFO ] Input system was already deterministic with 178 transitions.
[2026-05-27 09:28:43] [INFO ] Flatten gal took : 7 ms
[2026-05-27 09:28:43] [INFO ] Flatten gal took : 8 ms
[2026-05-27 09:28:43] [INFO ] Time to serialize gal into /tmp/CTLFireability9417393868513031347.gal : 2 ms
[2026-05-27 09:28:43] [INFO ] Time to serialize properties into /tmp/CTLFireability10490665430816356996.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/CTLFireability9417393868513031347.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability10490665430816356996.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,4.29982e+08,0.161037,7444,2,1031,5,17782,6,0,570,11836,0


Converting to forward existential form...Done !
original formula: EX(AG(EX((!(E(((p35==1)&&(p97==1)) U (((p23==1)&&(p60==1))&&(p97==1)))) + ((((p11!=1)||(p24!=1))||(p97!=1))&&(((p11!=1)||(p72!=1))||(p97!...164
=> equivalent forward existential formula: [(EY(Init) * !(E(TRUE U !(EX((!(E(((p35==1)&&(p97==1)) U (((p23==1)&&(p60==1))&&(p97==1)))) + ((((p11!=1)||(p24!...221
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Hit Full ! (commute/partial/dont) 118/47/60
(forward)formula 0,1,0.53062,13588,1,0,12,61840,21,3,2979,19121,9
FORMULA FlexibleBarrier-PT-08a-CTLFireability-2024-10 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in SI_CTL mode, iteration 0 : 99/99 places, 178/178 transitions.
Graph (trivial) has 75 edges and 99 vertex of which 18 / 99 are part of one of the 6 SCC in 1 ms
Free SCC test removed 12 places
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 0 with 14 rules applied. Total rules applied 15 place count 80 transition count 149
Drop transitions (Redundant composition of simpler transitions.) removed 37 transitions
Redundant transition composition rules discarded 37 transitions
Iterating global reduction 0 with 37 rules applied. Total rules applied 52 place count 80 transition count 112
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 53 place count 80 transition count 112
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 54 place count 79 transition count 111
Iterating global reduction 0 with 1 rules applied. Total rules applied 55 place count 79 transition count 111
Applied a total of 55 rules in 34 ms. Remains 79 /99 variables (removed 20) and now considering 111/178 (removed 67) transitions.
[2026-05-27 09:28:44] [INFO ] Flow matrix only has 106 transitions (discarded 5 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2476185105385849259.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11819492858397997482.kers'
[2026-05-27 09:28:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2476185105385849259.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11819492858397997482.kers]
Normalized transition count is 105 out of 106 initially.
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 105 rows 77 cols 221 entries
Finished phase 1 with 69 SingleSign rule and 0 generalized
[2026-05-27 09:28:44] [INFO ] Computed 10 invariants in 1 ms
Computed 10 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-11819492858397997482.kers
Total runtime 1 ms.
[2026-05-27 09:28:44] [INFO ] Implicit Places using invariants in 133 ms returned [78]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 134 ms to find 1 implicit places.
Starting structural reductions in SI_CTL mode, iteration 1 : 78/99 places, 111/178 transitions.
Graph (trivial) has 96 edges and 78 vertex of which 34 / 78 are part of one of the 8 SCC in 0 ms
Free SCC test removed 26 places
Ensure Unique test removed 38 transitions
Reduce isomorphic transitions removed 38 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 0 with 10 rules applied. Total rules applied 11 place count 52 transition count 63
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 21 place count 42 transition count 63
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 8 Pre rules applied. Total rules applied 21 place count 42 transition count 55
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 2 with 16 rules applied. Total rules applied 37 place count 34 transition count 55
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 2 with 6 rules applied. Total rules applied 43 place count 34 transition count 49
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 55 place count 28 transition count 43
Applied a total of 55 rules in 10 ms. Remains 28 /78 variables (removed 50) and now considering 43/111 (removed 68) transitions.
[2026-05-27 09:28:44] [INFO ] Flow matrix only has 36 transitions (discarded 7 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8659216609763668909.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5344760808980255711.kers'
[2026-05-27 09:28:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8659216609763668909.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5344760808980255711.kers]
Normalized transition count is 35 out of 36 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 35 rows 27 cols 81 entries
Finished phase 1 with 19 SingleSign rule and 0 generalized
[2026-05-27 09:28:44] [INFO ] Computed 9 invariants in 0 ms
Computed 9 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-5344760808980255711.kers
Total runtime 0 ms.
[2026-05-27 09:28:44] [INFO ] Implicit Places using invariants in 43 ms returned []
[2026-05-27 09:28:44] [INFO ] Flow matrix only has 36 transitions (discarded 7 similar events)
[2026-05-27 09:28:44] [INFO ] Invariant cache hit.
[2026-05-27 09:28:44] [INFO ] State equation strengthened by 11 read => feed constraints.
[2026-05-27 09:28:44] [INFO ] Implicit Places using invariants and state equation in 59 ms returned []
Implicit Place search using SMT with State Equation took 104 ms to find 0 implicit places.
Starting structural reductions in SI_CTL mode, iteration 2 : 28/99 places, 43/178 transitions.
Finished structural reductions in SI_CTL mode , in 2 iterations and 282 ms. Remains : 28/99 places, 43/178 transitions.
[2026-05-27 09:28:44] [INFO ] Flatten gal took : 2 ms
[2026-05-27 09:28:44] [INFO ] Flatten gal took : 2 ms
[2026-05-27 09:28:44] [INFO ] Input system was already deterministic with 43 transitions.
[2026-05-27 09:28:44] [INFO ] Flatten gal took : 2 ms
[2026-05-27 09:28:44] [INFO ] Flatten gal took : 1 ms
[2026-05-27 09:28:44] [INFO ] Time to serialize gal into /tmp/CTLFireability9992874625549383301.gal : 1 ms
[2026-05-27 09:28:44] [INFO ] Time to serialize properties into /tmp/CTLFireability91792410035916071.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/CTLFireability9992874625549383301.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability91792410035916071.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 -...281
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,3137,0.012114,4012,2,85,5,517,6,0,147,429,0


Converting to forward existential form...Done !
original formula: AG(EF((((p24==1)&&(p47==1))&&(p97==1))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U (((p24==1)&&(p47==1))&&(p97==1)))))] = FALSE
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,1,0.023557,4292,1,0,6,1817,14,0,674,749,5
FORMULA FlexibleBarrier-PT-08a-CTLFireability-2024-11 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

Starting structural reductions in LTL mode, iteration 0 : 99/99 places, 178/178 transitions.
Applied a total of 0 rules in 1 ms. Remains 99 /99 variables (removed 0) and now considering 178/178 (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-8753802030183004964.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13171652254195465090.kers'
[2026-05-27 09:28:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8753802030183004964.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13171652254195465090.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 178 rows 97 cols 461 entries
Finished phase 1 with 89 SingleSign rule and 0 generalized
[2026-05-27 09:28:44] [INFO ] Computed 10 invariants in 1 ms
Computed 10 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-13171652254195465090.kers
Total runtime 1 ms.
[2026-05-27 09:28:44] [INFO ] Implicit Places using invariants in 112 ms returned []
[2026-05-27 09:28:44] [INFO ] Invariant cache hit.
[2026-05-27 09:28:45] [INFO ] State equation strengthened by 97 read => feed constraints.
[2026-05-27 09:28:45] [INFO ] Implicit Places using invariants and state equation in 254 ms returned []
Implicit Place search using SMT with State Equation took 379 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 380 ms. Remains : 99/99 places, 178/178 transitions.
[2026-05-27 09:28:45] [INFO ] Flatten gal took : 7 ms
[2026-05-27 09:28:45] [INFO ] Flatten gal took : 8 ms
[2026-05-27 09:28:45] [INFO ] Input system was already deterministic with 178 transitions.
[2026-05-27 09:28:45] [INFO ] Flatten gal took : 9 ms
[2026-05-27 09:28:45] [INFO ] Flatten gal took : 8 ms
[2026-05-27 09:28:45] [INFO ] Time to serialize gal into /tmp/CTLFireability15285630140776931209.gal : 3 ms
[2026-05-27 09:28:45] [INFO ] Time to serialize properties into /tmp/CTLFireability9073701663255747625.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/CTLFireability15285630140776931209.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability9073701663255747625.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,4.29982e+08,0.34877,10568,2,797,5,33308,6,0,572,19976,0


Converting to forward existential form...Done !
original formula: AG((((EF(((((p78==1)&&(p97==1))&&((p24==1)&&(p71==1)))&&(p97==1))) + A((p87==1) U EG((p70==1)))) + (EF((p53==0)) + (p29==0))) + (((AX(((p...481
=> equivalent forward existential formula: ([(EY((((FwdU(Init,TRUE) * !(((E(TRUE U ((((p78==1)&&(p97==1))&&((p24==1)&&(p71==1)))&&(p97==1))) + !((E(!(EG((p...1075
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Hit Full ! (commute/partial/dont) 175/0/3
Using saturation style SCC detection
(forward)formula 0,1,0.916089,19256,1,0,31,98886,67,15,3322,40956,36
FORMULA FlexibleBarrier-PT-08a-CTLFireability-2024-12 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

Starting structural reductions in LTL mode, iteration 0 : 99/99 places, 178/178 transitions.
Applied a total of 0 rules in 2 ms. Remains 99 /99 variables (removed 0) and now considering 178/178 (removed 0) transitions.
[2026-05-27 09:28:46] [INFO ] Invariant cache hit.
[2026-05-27 09:28:46] [INFO ] Implicit Places using invariants in 92 ms returned []
[2026-05-27 09:28:46] [INFO ] Invariant cache hit.
[2026-05-27 09:28:46] [INFO ] State equation strengthened by 97 read => feed constraints.
[2026-05-27 09:28:46] [INFO ] Implicit Places using invariants and state equation in 208 ms returned []
Implicit Place search using SMT with State Equation took 313 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 316 ms. Remains : 99/99 places, 178/178 transitions.
[2026-05-27 09:28:46] [INFO ] Flatten gal took : 5 ms
[2026-05-27 09:28:46] [INFO ] Flatten gal took : 5 ms
[2026-05-27 09:28:46] [INFO ] Input system was already deterministic with 178 transitions.
[2026-05-27 09:28:46] [INFO ] Flatten gal took : 5 ms
[2026-05-27 09:28:46] [INFO ] Flatten gal took : 4 ms
[2026-05-27 09:28:46] [INFO ] Time to serialize gal into /tmp/CTLFireability2220420650731969933.gal : 2 ms
[2026-05-27 09:28:46] [INFO ] Time to serialize properties into /tmp/CTLFireability17027350602593821058.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/CTLFireability2220420650731969933.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability17027350602593821058.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,4.29982e+08,0.213513,10632,2,797,5,33308,6,0,572,19976,0


Converting to forward existential form...Done !
original formula: E(A(!(EX(EX(((p74==1)&&(p98==1))))) U (AF(((p5==1)&&(p98==1))) + AX((p22!=1)))) U (EG(AG(A((((p59==1)&&(p84==1))&&(p97==1)) U (p13==1))))...281
=> equivalent forward existential formula: [(((FwdU(Init,!((E(!((!(EG(!(((p5==1)&&(p98==1))))) + !(EX(!((p22!=1)))))) U (!(!(EX(EX(((p74==1)&&(p98==1))))))...811
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,0,0.458233,15416,1,0,43,70356,30,26,3004,34312,38
FORMULA FlexibleBarrier-PT-08a-CTLFireability-2024-13 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

Starting structural reductions in SI_CTL mode, iteration 0 : 99/99 places, 178/178 transitions.
Graph (trivial) has 72 edges and 99 vertex of which 15 / 99 are part of one of the 5 SCC in 1 ms
Free SCC test removed 10 places
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 13 place count 83 transition count 152
Drop transitions (Redundant composition of simpler transitions.) removed 35 transitions
Redundant transition composition rules discarded 35 transitions
Iterating global reduction 0 with 35 rules applied. Total rules applied 48 place count 83 transition count 117
Partial Post-agglomeration rule applied 2 times.
Drop transitions (Partial Post agglomeration) removed 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 50 place count 83 transition count 117
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 52 place count 81 transition count 115
Iterating global reduction 0 with 2 rules applied. Total rules applied 54 place count 81 transition count 115
Applied a total of 54 rules in 24 ms. Remains 81 /99 variables (removed 18) and now considering 115/178 (removed 63) transitions.
[2026-05-27 09:28:46] [INFO ] Flow matrix only has 111 transitions (discarded 4 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14278245519400705719.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10831386293333455076.kers'
[2026-05-27 09:28:46] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14278245519400705719.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10831386293333455076.kers]
Normalized transition count is 110 out of 111 initially.
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 110 rows 79 cols 235 entries
Finished phase 1 with 71 SingleSign rule and 0 generalized
[2026-05-27 09:28:46] [INFO ] Computed 10 invariants in 0 ms
Computed 10 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-10831386293333455076.kers
Total runtime 1 ms.
[2026-05-27 09:28:47] [INFO ] Implicit Places using invariants in 80 ms returned [80]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 81 ms to find 1 implicit places.
Starting structural reductions in SI_CTL mode, iteration 1 : 80/99 places, 115/178 transitions.
Graph (trivial) has 96 edges and 80 vertex of which 31 / 80 are part of one of the 8 SCC in 1 ms
Free SCC test removed 23 places
Ensure Unique test removed 33 transitions
Reduce isomorphic transitions removed 33 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 11 transitions
Trivial Post-agglo rules discarded 11 transitions
Performed 11 trivial Post agglomeration. Transition count delta: 11
Iterating post reduction 0 with 11 rules applied. Total rules applied 12 place count 57 transition count 71
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 1 with 11 rules applied. Total rules applied 23 place count 46 transition count 71
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 8 Pre rules applied. Total rules applied 23 place count 46 transition count 63
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 2 with 16 rules applied. Total rules applied 39 place count 38 transition count 63
Drop transitions (Redundant composition of simpler transitions.) removed 5 transitions
Redundant transition composition rules discarded 5 transitions
Iterating global reduction 2 with 5 rules applied. Total rules applied 44 place count 38 transition count 58
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 54 place count 33 transition count 53
Applied a total of 54 rules in 18 ms. Remains 33 /80 variables (removed 47) and now considering 53/115 (removed 62) transitions.
[2026-05-27 09:28:47] [INFO ] Flow matrix only has 46 transitions (discarded 7 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3519180366392379854.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4947112591057752138.kers'
[2026-05-27 09:28:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3519180366392379854.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4947112591057752138.kers]
Normalized transition count is 45 out of 46 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 45 rows 32 cols 105 entries
Finished phase 1 with 24 SingleSign rule and 0 generalized
[2026-05-27 09:28:47] [INFO ] Computed 9 invariants in 0 ms
Computed 9 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-4947112591057752138.kers
Total runtime 1 ms.
[2026-05-27 09:28:47] [INFO ] Implicit Places using invariants in 38 ms returned []
[2026-05-27 09:28:47] [INFO ] Flow matrix only has 46 transitions (discarded 7 similar events)
[2026-05-27 09:28:47] [INFO ] Invariant cache hit.
[2026-05-27 09:28:47] [INFO ] State equation strengthened by 13 read => feed constraints.
[2026-05-27 09:28:47] [INFO ] Implicit Places using invariants and state equation in 50 ms returned []
Implicit Place search using SMT with State Equation took 92 ms to find 0 implicit places.
Starting structural reductions in SI_CTL mode, iteration 2 : 33/99 places, 53/178 transitions.
Finished structural reductions in SI_CTL mode , in 2 iterations and 215 ms. Remains : 33/99 places, 53/178 transitions.
[2026-05-27 09:28:47] [INFO ] Flatten gal took : 2 ms
[2026-05-27 09:28:47] [INFO ] Flatten gal took : 3 ms
[2026-05-27 09:28:47] [INFO ] Input system was already deterministic with 53 transitions.
[2026-05-27 09:28:47] [INFO ] Flatten gal took : 1 ms
[2026-05-27 09:28:47] [INFO ] Flatten gal took : 2 ms
[2026-05-27 09:28:47] [INFO ] Time to serialize gal into /tmp/CTLFireability15062085815500707694.gal : 0 ms
[2026-05-27 09:28:47] [INFO ] Time to serialize properties into /tmp/CTLFireability2439330253523101015.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/CTLFireability15062085815500707694.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability2439330253523101015.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,10977,0.010277,4080,2,107,5,657,6,0,177,471,0


Converting to forward existential form...Done !
original formula: EF(!(A(!(AF((((p48==1)&&(p95==1))&&(p97==1)))) U AF((((p60==1)&&(p95==1))&&(p97==1))))))
=> equivalent forward existential formula: ([FwdG((FwdU(FwdU(Init,TRUE),!(!(EG(!((((p60==1)&&(p95==1))&&(p97==1))))))) * !(!(!(EG(!((((p48==1)&&(p95==1))&&...299
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Hit Full ! (commute/partial/dont) 36/0/17
(forward)formula 0,1,0.027205,4824,1,0,11,2964,38,5,894,1995,16
FORMULA FlexibleBarrier-PT-08a-CTLFireability-2024-14 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

Starting structural reductions in LTL mode, iteration 0 : 99/99 places, 178/178 transitions.
Applied a total of 0 rules in 3 ms. Remains 99 /99 variables (removed 0) and now considering 178/178 (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-18404008740299975405.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3116903533229058091.kers'
[2026-05-27 09:28:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18404008740299975405.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3116903533229058091.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 178 rows 97 cols 461 entries
Finished phase 1 with 89 SingleSign rule and 0 generalized
[2026-05-27 09:28:47] [INFO ] Computed 10 invariants in 0 ms
Computed 10 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-3116903533229058091.kers
Total runtime 1 ms.
[2026-05-27 09:28:47] [INFO ] Implicit Places using invariants in 92 ms returned []
[2026-05-27 09:28:47] [INFO ] Invariant cache hit.
[2026-05-27 09:28:47] [INFO ] State equation strengthened by 97 read => feed constraints.
[2026-05-27 09:28:47] [INFO ] Implicit Places using invariants and state equation in 168 ms returned []
Implicit Place search using SMT with State Equation took 263 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 266 ms. Remains : 99/99 places, 178/178 transitions.
[2026-05-27 09:28:47] [INFO ] Flatten gal took : 5 ms
[2026-05-27 09:28:47] [INFO ] Flatten gal took : 5 ms
[2026-05-27 09:28:47] [INFO ] Input system was already deterministic with 178 transitions.
[2026-05-27 09:28:47] [INFO ] Flatten gal took : 5 ms
[2026-05-27 09:28:47] [INFO ] Flatten gal took : 5 ms
[2026-05-27 09:28:47] [INFO ] Time to serialize gal into /tmp/CTLFireability702258102620289280.gal : 2 ms
[2026-05-27 09:28:47] [INFO ] Time to serialize properties into /tmp/CTLFireability11514580446201939909.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/CTLFireability702258102620289280.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability11514580446201939909.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,4.29982e+08,0.268578,10556,2,797,5,33308,6,0,572,19976,0


Converting to forward existential form...Done !
original formula: AX(EG(E((!((((p24==1)&&(p47==1))&&((p97==1)&&(p83==1)))) * (AG(((p33==1)&&(p98==1))) + (((p47==1)&&(p72==1))&&(p97==1)))) U ((((p50==1)&&...260
=> equivalent forward existential formula: [(EY(Init) * !(EG(E((!((((p24==1)&&(p47==1))&&((p97==1)&&(p83==1)))) * (!(E(TRUE U !(((p33==1)&&(p98==1))))) + (...319
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Using saturation style SCC detection
(forward)formula 0,0,1.06923,30152,1,0,32,165077,29,17,3166,117650,28
FORMULA FlexibleBarrier-PT-08a-CTLFireability-2024-15 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

[2026-05-27 09:28:48] [INFO ] Flatten gal took : 4 ms
[2026-05-27 09:28:48] [INFO ] Flatten gal took : 3 ms
Total runtime 44358 ms.

BK_STOP 1779874128662

--------------------
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
+ [[ CTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution CTLFireability -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 CTLFireability -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="FlexibleBarrier-PT-08a"
export BK_EXAMINATION="CTLFireability"
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 FlexibleBarrier-PT-08a, examination is CTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r130-smll-177955809100338"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-08a.tgz
mv FlexibleBarrier-PT-08a execution
cd execution
if [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "UpperBounds" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] || [ "CTLFireability" = "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 [ "CTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLFireability" != "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 "CTLFireability.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 '' CTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLFireability"
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 ;