About the Execution of ITS-Tools for FlexibleBarrier-PT-04a
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 342.563 | 18553.00 | 35692.00 | 98.20 | FTFFTFTFTTFTTTFT | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2026-input.r130-smll-177955809000305.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-04a, examination is CTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r130-smll-177955809000305
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 500K
-rw-r--r-- 1 mcc users 5.1K Mar 7 05:26 CTLCardinality.txt
-rw-r--r-- 1 mcc users 50K Mar 7 05:26 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K Mar 7 05:25 CTLFireability.txt
-rw-r--r-- 1 mcc users 51K Mar 7 05:25 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 10:10 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 15 10:10 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 10:10 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 10:10 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Mar 7 05:26 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 147K Mar 7 05:26 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.6K Mar 7 05:26 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 87K Mar 7 05:26 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 10:10 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 10:10 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 23K 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-04a-CTLCardinality-2024-00
FORMULA_NAME FlexibleBarrier-PT-04a-CTLCardinality-2024-01
FORMULA_NAME FlexibleBarrier-PT-04a-CTLCardinality-2024-02
FORMULA_NAME FlexibleBarrier-PT-04a-CTLCardinality-2024-03
FORMULA_NAME FlexibleBarrier-PT-04a-CTLCardinality-2024-04
FORMULA_NAME FlexibleBarrier-PT-04a-CTLCardinality-2024-05
FORMULA_NAME FlexibleBarrier-PT-04a-CTLCardinality-2024-06
FORMULA_NAME FlexibleBarrier-PT-04a-CTLCardinality-2024-07
FORMULA_NAME FlexibleBarrier-PT-04a-CTLCardinality-2024-08
FORMULA_NAME FlexibleBarrier-PT-04a-CTLCardinality-2024-09
FORMULA_NAME FlexibleBarrier-PT-04a-CTLCardinality-2024-10
FORMULA_NAME FlexibleBarrier-PT-04a-CTLCardinality-2024-11
FORMULA_NAME FlexibleBarrier-PT-04a-CTLCardinality-2024-12
FORMULA_NAME FlexibleBarrier-PT-04a-CTLCardinality-2024-13
FORMULA_NAME FlexibleBarrier-PT-04a-CTLCardinality-2024-14
FORMULA_NAME FlexibleBarrier-PT-04a-CTLCardinality-2024-15
=== Now, execution of the tool begins
BK_START 1779865889326
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=CTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FlexibleBarrier-PT-04a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
CTLCardinality PT
Running Version 202604301425
[2026-05-27 07:11:31] [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 07:11:31] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-27 07:11:31] [INFO ] Load time of PNML (sax parser for PT used): 100 ms
[2026-05-27 07:11:31] [INFO ] Transformed 51 places.
[2026-05-27 07:11:31] [INFO ] Transformed 88 transitions.
[2026-05-27 07:11:31] [INFO ] Found NUPN structural information;
[2026-05-27 07:11:31] [INFO ] Parsed PT model containing 51 places and 88 transitions and 309 arcs in 309 ms.
Parsed 16 properties from file /home/mcc/execution/CTLCardinality.xml in 26 ms.
Ensure Unique test removed 10 transitions
Reduce redundant transitions removed 10 transitions.
FORMULA FlexibleBarrier-PT-04a-CTLCardinality-2024-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-04a-CTLCardinality-2024-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-04a-CTLCardinality-2024-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 34 out of 51 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 51/51 places, 78/78 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 51 transition count 74
Applied a total of 4 rules in 35 ms. Remains 51 /51 variables (removed 0) and now considering 74/78 (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-5562027624529242855.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17447757528305587107.kers'
[2026-05-27 07:11:32] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5562027624529242855.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17447757528305587107.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 74 rows 49 cols 169 entries
Finished phase 1 with 45 SingleSign rule and 0 generalized
[2026-05-27 07:11:32] [INFO ] Computed 6 invariants in 1 ms
Computed 6 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-17447757528305587107.kers
Total runtime 3 ms.
[2026-05-27 07:11:32] [INFO ] Implicit Places using invariants in 400 ms returned [50]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 464 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 50/51 places, 74/78 transitions.
Applied a total of 0 rules in 2 ms. Remains 50 /50 variables (removed 0) and now considering 74/74 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 530 ms. Remains : 50/51 places, 74/78 transitions.
Starting structural reductions in LTL mode, iteration 0 : 50/50 places, 74/74 transitions.
Applied a total of 0 rules in 2 ms. Remains 50 /50 variables (removed 0) and now considering 74/74 (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-11558697571150747727.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6647965365663143034.kers'
[2026-05-27 07:11:32] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11558697571150747727.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6647965365663143034.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 74 rows 49 cols 169 entries
Finished phase 1 with 45 SingleSign rule and 0 generalized
[2026-05-27 07:11:32] [INFO ] Computed 5 invariants in 1 ms
Computed 5 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-6647965365663143034.kers
Total runtime 2 ms.
[2026-05-27 07:11:32] [INFO ] Implicit Places using invariants in 87 ms returned []
[2026-05-27 07:11:32] [INFO ] Invariant cache hit.
[2026-05-27 07:11:32] [INFO ] State equation strengthened by 13 read => feed constraints.
[2026-05-27 07:11:32] [INFO ] Implicit Places using invariants and state equation in 196 ms returned []
Implicit Place search using SMT with State Equation took 286 ms to find 0 implicit places.
Running 73 sub problems to find dead transitions.
[2026-05-27 07:11:32] [INFO ] Invariant cache hit.
[2026-05-27 07:11:32] [INFO ] State equation strengthened by 13 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 49/49 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 2 (OVERLAPS) 1/50 variables, 5/54 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/50 variables, 1/55 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/50 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 5 (OVERLAPS) 74/124 variables, 50/105 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/124 variables, 13/118 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/124 variables, 0/118 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 8 (OVERLAPS) 0/124 variables, 0/118 constraints. Problems are: Problem set: 0 solved, 73 unsolved
No progress, stopping.
After SMT solving in domain Real declared 124/124 variables, and 118 constraints, problems are : Problem set: 0 solved, 73 unsolved in 3299 ms.
Refiners :[Domain max(s): 50/50 constraints, Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 50/50 constraints, ReadFeed: 13/13 constraints, PredecessorRefiner: 73/73 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 73 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 49/49 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 2 (OVERLAPS) 1/50 variables, 5/54 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/50 variables, 1/55 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/50 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 5 (OVERLAPS) 74/124 variables, 50/105 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/124 variables, 13/118 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/124 variables, 73/191 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/124 variables, 0/191 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 9 (OVERLAPS) 0/124 variables, 0/191 constraints. Problems are: Problem set: 0 solved, 73 unsolved
No progress, stopping.
After SMT solving in domain Int declared 124/124 variables, and 191 constraints, problems are : Problem set: 0 solved, 73 unsolved in 2747 ms.
Refiners :[Domain max(s): 50/50 constraints, Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 50/50 constraints, ReadFeed: 13/13 constraints, PredecessorRefiner: 73/73 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6136ms problems are : Problem set: 0 solved, 73 unsolved
Search for dead transitions found 0 dead transitions in 6162ms
Finished structural reductions in LTL mode , in 1 iterations and 6492 ms. Remains : 50/50 places, 74/74 transitions.
Support contains 34 out of 50 places after structural reductions.
[2026-05-27 07:11:39] [INFO ] Initial state reduction rules for CTL removed 3 formulas.
[2026-05-27 07:11:39] [INFO ] Flatten gal took : 50 ms
[2026-05-27 07:11:39] [INFO ] Initial state reduction rules for CTL removed 1 formulas.
FORMULA FlexibleBarrier-PT-04a-CTLCardinality-2024-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-04a-CTLCardinality-2024-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-04a-CTLCardinality-2024-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-04a-CTLCardinality-2024-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-05-27 07:11:39] [INFO ] Flatten gal took : 20 ms
[2026-05-27 07:11:39] [INFO ] Input system was already deterministic with 74 transitions.
Support contains 28 out of 50 places (down from 34) after GAL structural reductions.
RANDOM walk for 40000 steps (8 resets) in 959 ms. (41 steps per ms) remains 1/19 properties
BEST_FIRST walk for 40004 steps (8 resets) in 120 ms. (330 steps per ms) remains 1/1 properties
[2026-05-27 07:11:39] [INFO ] Invariant cache hit.
[2026-05-27 07:11:39] [INFO ] State equation strengthened by 13 read => feed constraints.
Problem AtomicPropp6 is UNSAT
After SMT solving in domain Real declared 1/124 variables, and 0 constraints, problems are : Problem set: 1 solved, 0 unsolved in 20 ms.
Refiners :[Domain max(s): 0/50 constraints, Positive P Invariants (semi-flows): 0/5 constraints, State Equation: 0/50 constraints, ReadFeed: 0/13 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 25ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 1 atomic propositions for a total of 7 simplifications.
[2026-05-27 07:11:40] [INFO ] Initial state reduction rules for CTL removed 1 formulas.
[2026-05-27 07:11:40] [INFO ] Flatten gal took : 8 ms
FORMULA FlexibleBarrier-PT-04a-CTLCardinality-2024-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-05-27 07:11:40] [INFO ] Flatten gal took : 7 ms
[2026-05-27 07:11:40] [INFO ] Input system was already deterministic with 74 transitions.
Computed a total of 2 stabilizing places and 1 stable transitions
Starting structural reductions in LTL mode, iteration 0 : 50/50 places, 74/74 transitions.
Applied a total of 0 rules in 1 ms. Remains 50 /50 variables (removed 0) and now considering 74/74 (removed 0) transitions.
[2026-05-27 07:11:40] [INFO ] Invariant cache hit.
[2026-05-27 07:11:40] [INFO ] Implicit Places using invariants in 59 ms returned [49]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 60 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 49/50 places, 74/74 transitions.
Applied a total of 0 rules in 2 ms. Remains 49 /49 variables (removed 0) and now considering 74/74 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 63 ms. Remains : 49/50 places, 74/74 transitions.
[2026-05-27 07:11:40] [INFO ] Flatten gal took : 6 ms
[2026-05-27 07:11:40] [INFO ] Flatten gal took : 6 ms
[2026-05-27 07:11:40] [INFO ] Input system was already deterministic with 74 transitions.
[2026-05-27 07:11:40] [INFO ] Flatten gal took : 5 ms
[2026-05-27 07:11:40] [INFO ] Flatten gal took : 5 ms
[2026-05-27 07:11:40] [INFO ] Time to serialize gal into /tmp/CTLCardinality17924083790253238807.gal : 3 ms
[2026-05-27 07:11:40] [INFO ] Time to serialize properties into /tmp/CTLCardinality5661882040812878969.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/CTLCardinality17924083790253238807.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality5661882040812878969.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,20737,0.027746,4128,2,141,5,866,6,0,272,592,0
Converting to forward existential form...Done !
original formula: (AF((((AG((p3==0)) * ((p37==0)||(p18==1))) * ((p1==0)&&(p23==1))) * ((p12==0)&&(p9==1)))) + EF(AX(((p25==0)&&(p5==1)))))
=> equivalent forward existential formula: [FwdG((Init * !(E(TRUE U !(EX(!(((p25==0)&&(p5==1)))))))),!((((!(E(TRUE U !((p3==0)))) * ((p37==0)||(p18==1))) *...210
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,0,0.054824,5220,1,0,11,5091,24,1,1320,2123,16
FORMULA FlexibleBarrier-PT-04a-CTLCardinality-2024-00 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
Starting structural reductions in SI_CTL mode, iteration 0 : 50/50 places, 74/74 transitions.
Graph (trivial) has 52 edges and 50 vertex of which 22 / 50 are part of one of the 4 SCC in 2 ms
Free SCC test removed 18 places
Ensure Unique test removed 25 transitions
Reduce isomorphic transitions removed 25 transitions.
Reduce places removed 1 places and 1 transitions.
Reduce places removed 1 places and 0 transitions.
Graph (trivial) has 34 edges and 30 vertex of which 24 / 30 are part of one of the 4 SCC in 0 ms
Free SCC test removed 20 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 10 transition count 48
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 29 transitions
Reduce isomorphic transitions removed 29 transitions.
Iterating post reduction 1 with 30 rules applied. Total rules applied 33 place count 9 transition count 19
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 2 with 9 rules applied. Total rules applied 42 place count 9 transition count 10
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 2 with 2 rules applied. Total rules applied 44 place count 9 transition count 8
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 46 place count 7 transition count 8
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 46 place count 7 transition count 7
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 48 place count 6 transition count 7
Applied a total of 48 rules in 26 ms. Remains 6 /50 variables (removed 44) and now considering 7/74 (removed 67) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1781818158542322216.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-390642131095105813.kers'
[2026-05-27 07:11:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1781818158542322216.kers, --Pflows, --basisKERS=/tmp/petrispot-output-390642131095105813.kers]
Normalized transition count is 6 out of 7 initially.
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 6 rows 3 cols 6 entries
Finished phase 1 with 3 SingleSign rule and 0 generalized
[2026-05-27 07:11:40] [INFO ] Computed 3 invariants in 0 ms
Computed 3 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-390642131095105813.kers
Total runtime 0 ms.
[2026-05-27 07:11:40] [INFO ] Implicit Places using invariants in 22 ms returned []
[2026-05-27 07:11:40] [INFO ] Invariant cache hit.
[2026-05-27 07:11:40] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
[2026-05-27 07:11:40] [INFO ] Redundant transitions in 0 ms returned []
Running 3 sub problems to find dead transitions.
[2026-05-27 07:11:40] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/3 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 3/6 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/6 variables, 3/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/6 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 6/12 variables, 6/15 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/12 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/12 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 12/13 variables, and 15 constraints, problems are : Problem set: 0 solved, 3 unsolved in 62 ms.
Refiners :[Domain max(s): 6/6 constraints, Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 6/6 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/3 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 3/6 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/6 variables, 3/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/6 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 6/12 variables, 6/15 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/12 variables, 3/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/12 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/12 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 12/13 variables, and 18 constraints, problems are : Problem set: 0 solved, 3 unsolved in 93 ms.
Refiners :[Domain max(s): 6/6 constraints, Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 6/6 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 158ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 159ms
Starting structural reductions in SI_CTL mode, iteration 1 : 6/50 places, 7/74 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 240 ms. Remains : 6/50 places, 7/74 transitions.
[2026-05-27 07:11:40] [INFO ] Flatten gal took : 2 ms
[2026-05-27 07:11:40] [INFO ] Flatten gal took : 3 ms
[2026-05-27 07:11:40] [INFO ] Input system was already deterministic with 7 transitions.
[2026-05-27 07:11:40] [INFO ] Flatten gal took : 1 ms
[2026-05-27 07:11:40] [INFO ] Flatten gal took : 1 ms
[2026-05-27 07:11:40] [INFO ] Time to serialize gal into /tmp/CTLCardinality17258903796506020130.gal : 1 ms
[2026-05-27 07:11:40] [INFO ] Time to serialize properties into /tmp/CTLCardinality5517002335829740912.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/CTLCardinality17258903796506020130.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality5517002335829740912.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,8,0.003402,3748,2,10,5,38,5,0,32,22,0
Converting to forward existential form...Done !
original formula: EG(AF((EG(EF((p38==1))) * ((p16==0)||(p26==1)))))
=> equivalent forward existential formula: [FwdG(Init,!(EG(!((EG(E(TRUE U (p38==1))) * ((p16==0)||(p26==1)))))))] != FALSE
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Using saturation style SCC detection
(forward)formula 0,1,0.006937,4040,1,0,13,133,24,9,131,147,20
FORMULA FlexibleBarrier-PT-04a-CTLCardinality-2024-01 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 : 50/50 places, 74/74 transitions.
Applied a total of 0 rules in 3 ms. Remains 50 /50 variables (removed 0) and now considering 74/74 (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-9761863164700775268.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12241376268255286590.kers'
[2026-05-27 07:11:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9761863164700775268.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12241376268255286590.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 74 rows 49 cols 169 entries
Finished phase 1 with 45 SingleSign rule and 0 generalized
[2026-05-27 07:11:40] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-12241376268255286590.kers
Total runtime 1 ms.
[2026-05-27 07:11:40] [INFO ] Implicit Places using invariants in 93 ms returned [49]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 95 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 49/50 places, 74/74 transitions.
Applied a total of 0 rules in 3 ms. Remains 49 /49 variables (removed 0) and now considering 74/74 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 101 ms. Remains : 49/50 places, 74/74 transitions.
[2026-05-27 07:11:40] [INFO ] Flatten gal took : 5 ms
[2026-05-27 07:11:40] [INFO ] Flatten gal took : 5 ms
[2026-05-27 07:11:40] [INFO ] Input system was already deterministic with 74 transitions.
[2026-05-27 07:11:40] [INFO ] Flatten gal took : 4 ms
[2026-05-27 07:11:40] [INFO ] Flatten gal took : 4 ms
[2026-05-27 07:11:40] [INFO ] Time to serialize gal into /tmp/CTLCardinality1659347431424342427.gal : 3 ms
[2026-05-27 07:11:40] [INFO ] Time to serialize properties into /tmp/CTLCardinality6065049978782828937.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/CTLCardinality1659347431424342427.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality6065049978782828937.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,20737,0.013787,4224,2,141,5,866,6,0,272,592,0
Converting to forward existential form...Done !
original formula: AX(EF(AG((p37==0))))
=> equivalent forward existential formula: [(EY(Init) * !(E(TRUE U !(E(TRUE U !((p37==0)))))))] = FALSE
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,0,0.029373,4668,1,0,7,3810,15,1,1217,998,6
FORMULA FlexibleBarrier-PT-04a-CTLCardinality-2024-02 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
Starting structural reductions in LTL mode, iteration 0 : 50/50 places, 74/74 transitions.
Applied a total of 0 rules in 2 ms. Remains 50 /50 variables (removed 0) and now considering 74/74 (removed 0) transitions.
[2026-05-27 07:11:40] [INFO ] Invariant cache hit.
[2026-05-27 07:11:40] [INFO ] Implicit Places using invariants in 66 ms returned [49]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 68 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 49/50 places, 74/74 transitions.
Applied a total of 0 rules in 4 ms. Remains 49 /49 variables (removed 0) and now considering 74/74 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 74 ms. Remains : 49/50 places, 74/74 transitions.
[2026-05-27 07:11:40] [INFO ] Flatten gal took : 8 ms
[2026-05-27 07:11:40] [INFO ] Flatten gal took : 5 ms
[2026-05-27 07:11:40] [INFO ] Input system was already deterministic with 74 transitions.
[2026-05-27 07:11:40] [INFO ] Flatten gal took : 3 ms
[2026-05-27 07:11:40] [INFO ] Flatten gal took : 4 ms
[2026-05-27 07:11:40] [INFO ] Time to serialize gal into /tmp/CTLCardinality1433523855539029924.gal : 1 ms
[2026-05-27 07:11:40] [INFO ] Time to serialize properties into /tmp/CTLCardinality15953541844306936308.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/CTLCardinality1433523855539029924.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality15953541844306936308.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,20737,0.012956,4224,2,141,5,866,6,0,272,592,0
Converting to forward existential form...Done !
original formula: EF(AG(EX(TRUE)))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U !(EX(TRUE)))))] != FALSE
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,1,0.025113,4596,1,0,5,3691,12,0,1074,879,2
FORMULA FlexibleBarrier-PT-04a-CTLCardinality-2024-06 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 : 50/50 places, 74/74 transitions.
Graph (trivial) has 54 edges and 50 vertex of which 24 / 50 are part of one of the 5 SCC in 1 ms
Free SCC test removed 19 places
Ensure Unique test removed 26 transitions
Reduce isomorphic transitions removed 26 transitions.
Reduce places removed 1 places and 1 transitions.
Reduce places removed 1 places and 0 transitions.
Graph (trivial) has 35 edges and 29 vertex of which 21 / 29 are part of one of the 4 SCC in 0 ms
Free SCC test removed 17 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 3 rules applied. Total rules applied 4 place count 12 transition count 46
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 29 transitions
Reduce isomorphic transitions removed 29 transitions.
Iterating post reduction 1 with 32 rules applied. Total rules applied 36 place count 9 transition count 17
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 37 place count 8 transition count 15
Iterating global reduction 2 with 1 rules applied. Total rules applied 38 place count 8 transition count 15
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 2 with 2 rules applied. Total rules applied 40 place count 8 transition count 13
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 41 place count 7 transition count 13
Drop transitions (Redundant composition of simpler transitions.) removed 5 transitions
Redundant transition composition rules discarded 5 transitions
Iterating global reduction 4 with 5 rules applied. Total rules applied 46 place count 7 transition count 8
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 4 with 1 rules applied. Total rules applied 47 place count 7 transition count 7
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 48 place count 6 transition count 7
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 2 Pre rules applied. Total rules applied 48 place count 6 transition count 5
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 6 with 4 rules applied. Total rules applied 52 place count 4 transition count 5
Applied a total of 52 rules in 10 ms. Remains 4 /50 variables (removed 46) and now considering 5/74 (removed 69) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8246992086926568170.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16386488696457417460.kers'
[2026-05-27 07:11:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8246992086926568170.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16386488696457417460.kers]
Normalized transition count is 4 out of 5 initially.
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 4 rows 2 cols 4 entries
Finished phase 1 with 2 SingleSign rule and 0 generalized
[2026-05-27 07:11:40] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-16386488696457417460.kers
Total runtime 0 ms.
[2026-05-27 07:11:40] [INFO ] Implicit Places using invariants in 30 ms returned []
[2026-05-27 07:11:40] [INFO ] Invariant cache hit.
[2026-05-27 07:11:40] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 60 ms to find 0 implicit places.
[2026-05-27 07:11:40] [INFO ] Redundant transitions in 0 ms returned []
Running 2 sub problems to find dead transitions.
[2026-05-27 07:11:40] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 2/4 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 4/8 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/8 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 8/9 variables, and 6 constraints, problems are : Problem set: 0 solved, 2 unsolved in 60 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 2/4 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 4/8 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/8 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 0/8 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 8/9 variables, and 8 constraints, problems are : Problem set: 0 solved, 2 unsolved in 63 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 125ms problems are : Problem set: 0 solved, 2 unsolved
Search for dead transitions found 0 dead transitions in 125ms
Starting structural reductions in SI_CTL mode, iteration 1 : 4/50 places, 5/74 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 203 ms. Remains : 4/50 places, 5/74 transitions.
[2026-05-27 07:11:41] [INFO ] Flatten gal took : 1 ms
[2026-05-27 07:11:41] [INFO ] Flatten gal took : 1 ms
[2026-05-27 07:11:41] [INFO ] Input system was already deterministic with 5 transitions.
[2026-05-27 07:11:41] [INFO ] Flatten gal took : 0 ms
[2026-05-27 07:11:41] [INFO ] Flatten gal took : 1 ms
[2026-05-27 07:11:41] [INFO ] Time to serialize gal into /tmp/CTLCardinality386957551572183217.gal : 1 ms
[2026-05-27 07:11:41] [INFO ] Time to serialize properties into /tmp/CTLCardinality14688128113241590387.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/CTLCardinality386957551572183217.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality14688128113241590387.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,4,0.004356,3740,2,7,5,25,5,0,22,14,0
Converting to forward existential form...Done !
original formula: !(E((p32==0) U AG(EF((p1==1)))))
=> equivalent forward existential formula: [(FwdU(Init,(p32==0)) * !(E(TRUE U !(E(TRUE U (p1==1))))))] = FALSE
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Hit Full ! (commute/partial/dont) 2/0/3
(forward)formula 0,0,0.007888,4140,1,0,7,45,19,0,92,24,8
FORMULA FlexibleBarrier-PT-04a-CTLCardinality-2024-10 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
Starting structural reductions in LTL mode, iteration 0 : 50/50 places, 74/74 transitions.
Applied a total of 0 rules in 2 ms. Remains 50 /50 variables (removed 0) and now considering 74/74 (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-2806217329790805643.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11043339132657293517.kers'
[2026-05-27 07:11:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2806217329790805643.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11043339132657293517.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 74 rows 49 cols 169 entries
Finished phase 1 with 45 SingleSign rule and 0 generalized
[2026-05-27 07:11:41] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-11043339132657293517.kers
Total runtime 1 ms.
[2026-05-27 07:11:41] [INFO ] Implicit Places using invariants in 65 ms returned []
[2026-05-27 07:11:41] [INFO ] Invariant cache hit.
[2026-05-27 07:11:41] [INFO ] State equation strengthened by 13 read => feed constraints.
[2026-05-27 07:11:41] [INFO ] Implicit Places using invariants and state equation in 108 ms returned []
Implicit Place search using SMT with State Equation took 175 ms to find 0 implicit places.
Running 73 sub problems to find dead transitions.
[2026-05-27 07:11:41] [INFO ] Invariant cache hit.
[2026-05-27 07:11:41] [INFO ] State equation strengthened by 13 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 49/49 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 2 (OVERLAPS) 1/50 variables, 5/54 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/50 variables, 1/55 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/50 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 5 (OVERLAPS) 74/124 variables, 50/105 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/124 variables, 13/118 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/124 variables, 0/118 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 8 (OVERLAPS) 0/124 variables, 0/118 constraints. Problems are: Problem set: 0 solved, 73 unsolved
No progress, stopping.
After SMT solving in domain Real declared 124/124 variables, and 118 constraints, problems are : Problem set: 0 solved, 73 unsolved in 3272 ms.
Refiners :[Domain max(s): 50/50 constraints, Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 50/50 constraints, ReadFeed: 13/13 constraints, PredecessorRefiner: 73/73 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 73 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 49/49 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 2 (OVERLAPS) 1/50 variables, 5/54 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/50 variables, 1/55 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/50 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 5 (OVERLAPS) 74/124 variables, 50/105 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/124 variables, 13/118 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/124 variables, 73/191 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/124 variables, 0/191 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 9 (OVERLAPS) 0/124 variables, 0/191 constraints. Problems are: Problem set: 0 solved, 73 unsolved
No progress, stopping.
After SMT solving in domain Int declared 124/124 variables, and 191 constraints, problems are : Problem set: 0 solved, 73 unsolved in 2793 ms.
Refiners :[Domain max(s): 50/50 constraints, Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 50/50 constraints, ReadFeed: 13/13 constraints, PredecessorRefiner: 73/73 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6092ms problems are : Problem set: 0 solved, 73 unsolved
Search for dead transitions found 0 dead transitions in 6094ms
Finished structural reductions in LTL mode , in 1 iterations and 6274 ms. Remains : 50/50 places, 74/74 transitions.
[2026-05-27 07:11:47] [INFO ] Flatten gal took : 7 ms
[2026-05-27 07:11:47] [INFO ] Flatten gal took : 7 ms
[2026-05-27 07:11:47] [INFO ] Input system was already deterministic with 74 transitions.
[2026-05-27 07:11:47] [INFO ] Flatten gal took : 6 ms
[2026-05-27 07:11:47] [INFO ] Flatten gal took : 6 ms
[2026-05-27 07:11:47] [INFO ] Time to serialize gal into /tmp/CTLCardinality15688032733386557324.gal : 2 ms
[2026-05-27 07:11:47] [INFO ] Time to serialize properties into /tmp/CTLCardinality10505500487966034201.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/CTLCardinality15688032733386557324.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality10505500487966034201.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,20737,0.029273,4268,2,164,5,1300,6,0,274,1016,0
Converting to forward existential form...Done !
original formula: AF(AG((A((p49==1) U EF((p35==1))) + (EG((((p27==0)||(p49==1))&&((p48==0)||(p21==1)))) * E(A((p6==1) U (p8==1)) U EX((p43==1)))))))
=> equivalent forward existential formula: [FwdG(Init,!(!(E(TRUE U !((!((E(!(E(TRUE U (p35==1))) U (!((p49==1)) * !(E(TRUE U (p35==1))))) + EG(!(E(TRUE U (...319
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Hit Full ! (commute/partial/dont) 71/0/3
(forward)formula 0,1,0.101205,5844,1,0,36,9548,51,19,1391,6144,34
FORMULA FlexibleBarrier-PT-04a-CTLCardinality-2024-11 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !
***************************************
Starting structural reductions in LTL mode, iteration 0 : 50/50 places, 74/74 transitions.
Applied a total of 0 rules in 2 ms. Remains 50 /50 variables (removed 0) and now considering 74/74 (removed 0) transitions.
[2026-05-27 07:11:47] [INFO ] Invariant cache hit.
[2026-05-27 07:11:47] [INFO ] Implicit Places using invariants in 80 ms returned [49]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 81 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 49/50 places, 74/74 transitions.
Applied a total of 0 rules in 2 ms. Remains 49 /49 variables (removed 0) and now considering 74/74 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 85 ms. Remains : 49/50 places, 74/74 transitions.
[2026-05-27 07:11:47] [INFO ] Flatten gal took : 5 ms
[2026-05-27 07:11:47] [INFO ] Flatten gal took : 5 ms
[2026-05-27 07:11:47] [INFO ] Input system was already deterministic with 74 transitions.
[2026-05-27 07:11:47] [INFO ] Flatten gal took : 6 ms
[2026-05-27 07:11:47] [INFO ] Flatten gal took : 6 ms
[2026-05-27 07:11:47] [INFO ] Time to serialize gal into /tmp/CTLCardinality10422668948842059748.gal : 1 ms
[2026-05-27 07:11:47] [INFO ] Time to serialize properties into /tmp/CTLCardinality10845175758046693740.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/CTLCardinality10422668948842059748.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality10845175758046693740.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,20737,0.015279,4220,2,141,5,866,6,0,272,592,0
Converting to forward existential form...Done !
original formula: EF(((AG((((p14==0)&&(p15==0))&&(p30==0))) * (p15==0)) * ((p17==1) * (AX(((p0==0)||(p11==1))) + EF((p32==0))))))
=> equivalent forward existential formula: ([(((FwdU(Init,TRUE) * (!(E(TRUE U !((((p14==0)&&(p15==0))&&(p30==0))))) * (p15==0))) * (p17==1)) * !(EX(!(((p0=...316
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,0,0.034003,5176,1,0,9,4001,20,0,1176,1016,10
FORMULA FlexibleBarrier-PT-04a-CTLCardinality-2024-14 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, 74/74 transitions.
Applied a total of 0 rules in 1 ms. Remains 50 /50 variables (removed 0) and now considering 74/74 (removed 0) transitions.
[2026-05-27 07:11:47] [INFO ] Invariant cache hit.
[2026-05-27 07:11:47] [INFO ] Implicit Places using invariants in 72 ms returned [49]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 73 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 49/50 places, 74/74 transitions.
Applied a total of 0 rules in 2 ms. Remains 49 /49 variables (removed 0) and now considering 74/74 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 76 ms. Remains : 49/50 places, 74/74 transitions.
[2026-05-27 07:11:47] [INFO ] Flatten gal took : 3 ms
[2026-05-27 07:11:47] [INFO ] Flatten gal took : 3 ms
[2026-05-27 07:11:47] [INFO ] Input system was already deterministic with 74 transitions.
[2026-05-27 07:11:47] [INFO ] Flatten gal took : 8 ms
[2026-05-27 07:11:47] [INFO ] Flatten gal took : 3 ms
[2026-05-27 07:11:47] [INFO ] Time to serialize gal into /tmp/CTLCardinality15453315911990809486.gal : 0 ms
[2026-05-27 07:11:47] [INFO ] Time to serialize properties into /tmp/CTLCardinality8822784883285435672.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/CTLCardinality15453315911990809486.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality8822784883285435672.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,20737,0.013198,4224,2,141,5,866,6,0,272,592,0
Converting to forward existential form...Done !
original formula: EX(TRUE)
=> equivalent forward existential formula: [(EY(Init) * TRUE)] != FALSE
(forward)formula 0,1,0.014559,4224,1,0,6,866,7,1,335,592,1
FORMULA FlexibleBarrier-PT-04a-CTLCardinality-2024-15 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !
***************************************
[2026-05-27 07:11:47] [INFO ] Flatten gal took : 8 ms
[2026-05-27 07:11:47] [INFO ] Flatten gal took : 4 ms
Total runtime 16210 ms.
BK_STOP 1779865907879
--------------------
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="FlexibleBarrier-PT-04a"
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 FlexibleBarrier-PT-04a, 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 r130-smll-177955809000305"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-04a.tgz
mv FlexibleBarrier-PT-04a 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 '
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 ;