About the Execution of ITS-Tools for FlexibleBarrier-PT-16a
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 470.371 | 86933.00 | 120976.00 | 429.60 | FFFFFTFFFTFTFFFT | 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-177955809100404.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-16a, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r130-smll-177955809100404
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 680K
-rw-r--r-- 1 mcc users 6.1K Mar 7 06:04 CTLCardinality.txt
-rw-r--r-- 1 mcc users 63K Mar 7 06:04 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.2K Mar 7 06:01 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K Mar 7 06:01 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 10:14 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 15 10:14 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 10:14 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 10:14 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Mar 7 06:05 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 151K Mar 7 06:05 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.0K Mar 7 06:05 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 67K Mar 7 06:05 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 10:14 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 10:14 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 214K 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-16a-LTLFireability-00
FORMULA_NAME FlexibleBarrier-PT-16a-LTLFireability-01
FORMULA_NAME FlexibleBarrier-PT-16a-LTLFireability-02
FORMULA_NAME FlexibleBarrier-PT-16a-LTLFireability-03
FORMULA_NAME FlexibleBarrier-PT-16a-LTLFireability-04
FORMULA_NAME FlexibleBarrier-PT-16a-LTLFireability-05
FORMULA_NAME FlexibleBarrier-PT-16a-LTLFireability-06
FORMULA_NAME FlexibleBarrier-PT-16a-LTLFireability-07
FORMULA_NAME FlexibleBarrier-PT-16a-LTLFireability-08
FORMULA_NAME FlexibleBarrier-PT-16a-LTLFireability-09
FORMULA_NAME FlexibleBarrier-PT-16a-LTLFireability-10
FORMULA_NAME FlexibleBarrier-PT-16a-LTLFireability-11
FORMULA_NAME FlexibleBarrier-PT-16a-LTLFireability-12
FORMULA_NAME FlexibleBarrier-PT-16a-LTLFireability-13
FORMULA_NAME FlexibleBarrier-PT-16a-LTLFireability-14
FORMULA_NAME FlexibleBarrier-PT-16a-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1779907407409
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FlexibleBarrier-PT-16a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-27 18:43:29] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-27 18:43:29] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-27 18:43:30] [INFO ] Load time of PNML (sax parser for PT used): 240 ms
[2026-05-27 18:43:30] [INFO ] Transformed 195 places.
[2026-05-27 18:43:30] [INFO ] Transformed 724 transitions.
[2026-05-27 18:43:30] [INFO ] Found NUPN structural information;
[2026-05-27 18:43:30] [INFO ] Parsed PT model containing 195 places and 724 transitions and 3489 arcs in 462 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 19 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
Ensure Unique test removed 226 transitions
Reduce redundant transitions removed 226 transitions.
FORMULA FlexibleBarrier-PT-16a-LTLFireability-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-16a-LTLFireability-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-16a-LTLFireability-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-16a-LTLFireability-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 32 out of 195 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 195/195 places, 498/498 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 16 transitions
Redundant transition composition rules discarded 16 transitions
Iterating global reduction 0 with 16 rules applied. Total rules applied 16 place count 195 transition count 482
Applied a total of 16 rules in 52 ms. Remains 195 /195 variables (removed 0) and now considering 482/498 (removed 16) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9161351616364447883.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12047761705616345706.kers'
[2026-05-27 18:43:30] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9161351616364447883.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12047761705616345706.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 482 rows 193 cols 1429 entries
Finished phase 1 with 177 SingleSign rule and 0 generalized
[2026-05-27 18:43:30] [INFO ] Computed 18 invariants in 2 ms
Computed 18 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-12047761705616345706.kers
Total runtime 4 ms.
[2026-05-27 18:43:31] [INFO ] Implicit Places using invariants in 561 ms returned []
[2026-05-27 18:43:31] [INFO ] Invariant cache hit.
[2026-05-27 18:43:31] [INFO ] State equation strengthened by 321 read => feed constraints.
[2026-05-27 18:43:32] [INFO ] Implicit Places using invariants and state equation in 915 ms returned []
Implicit Place search using SMT with State Equation took 1528 ms to find 0 implicit places.
Running 481 sub problems to find dead transitions.
[2026-05-27 18:43:32] [INFO ] Invariant cache hit.
[2026-05-27 18:43:32] [INFO ] State equation strengthened by 321 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/194 variables, 194/194 constraints. Problems are: Problem set: 0 solved, 481 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/194 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 481 unsolved
At refinement iteration 2 (OVERLAPS) 1/195 variables, 18/212 constraints. Problems are: Problem set: 0 solved, 481 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/195 variables, 1/213 constraints. Problems are: Problem set: 0 solved, 481 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/195 variables, 0/213 constraints. Problems are: Problem set: 0 solved, 481 unsolved
At refinement iteration 5 (OVERLAPS) 482/677 variables, 195/408 constraints. Problems are: Problem set: 0 solved, 481 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 6 (INCLUDED_ONLY) 0/677 variables, 321/729 constraints. Problems are: Problem set: 0 solved, 481 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 677/677 variables, and 729 constraints, problems are : Problem set: 0 solved, 481 unsolved in 30049 ms.
Refiners :[Domain max(s): 195/195 constraints, Positive P Invariants (semi-flows): 18/18 constraints, State Equation: 195/195 constraints, ReadFeed: 321/321 constraints, PredecessorRefiner: 481/481 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 481 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/194 variables, 194/194 constraints. Problems are: Problem set: 0 solved, 481 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/194 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 481 unsolved
At refinement iteration 2 (OVERLAPS) 1/195 variables, 18/212 constraints. Problems are: Problem set: 0 solved, 481 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/195 variables, 1/213 constraints. Problems are: Problem set: 0 solved, 481 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/195 variables, 0/213 constraints. Problems are: Problem set: 0 solved, 481 unsolved
At refinement iteration 5 (OVERLAPS) 482/677 variables, 195/408 constraints. Problems are: Problem set: 0 solved, 481 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/677 variables, 321/729 constraints. Problems are: Problem set: 0 solved, 481 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/677 variables, 481/1210 constraints. Problems are: Problem set: 0 solved, 481 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 677/677 variables, and 1210 constraints, problems are : Problem set: 0 solved, 481 unsolved in 30035 ms.
Refiners :[Domain max(s): 195/195 constraints, Positive P Invariants (semi-flows): 18/18 constraints, State Equation: 195/195 constraints, ReadFeed: 321/321 constraints, PredecessorRefiner: 481/481 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60756ms problems are : Problem set: 0 solved, 481 unsolved
Search for dead transitions found 0 dead transitions in 60797ms
Starting structural reductions in LTL mode, iteration 1 : 195/195 places, 482/498 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62445 ms. Remains : 195/195 places, 482/498 transitions.
Starting structural reductions in LTL mode, iteration 0 : 195/195 places, 482/482 transitions.
Applied a total of 0 rules in 21 ms. Remains 195 /195 variables (removed 0) and now considering 482/482 (removed 0) transitions.
[2026-05-27 18:44:33] [INFO ] Invariant cache hit.
[2026-05-27 18:44:33] [INFO ] Implicit Places using invariants in 259 ms returned []
[2026-05-27 18:44:33] [INFO ] Invariant cache hit.
[2026-05-27 18:44:33] [INFO ] State equation strengthened by 321 read => feed constraints.
[2026-05-27 18:44:34] [INFO ] Implicit Places using invariants and state equation in 750 ms returned []
Implicit Place search using SMT with State Equation took 1012 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 1033 ms. Remains : 195/195 places, 482/482 transitions.
Support contains 32 out of 195 places after structural reductions.
[2026-05-27 18:44:34] [INFO ] Flatten gal took : 122 ms
[2026-05-27 18:44:34] [INFO ] Flatten gal took : 65 ms
[2026-05-27 18:44:34] [INFO ] Input system was already deterministic with 482 transitions.
Reduction of identical properties reduced properties to check from 29 to 28
RANDOM walk for 40000 steps (8 resets) in 1824 ms. (21 steps per ms) remains 1/28 properties
BEST_FIRST walk for 40004 steps (8 resets) in 163 ms. (243 steps per ms) remains 1/1 properties
[2026-05-27 18:44:35] [INFO ] Invariant cache hit.
[2026-05-27 18:44:35] [INFO ] State equation strengthened by 321 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem AtomicPropp12 is UNSAT
After SMT solving in domain Real declared 39/677 variables, and 11 constraints, problems are : Problem set: 1 solved, 0 unsolved in 38 ms.
Refiners :[Domain max(s): 6/195 constraints, Positive P Invariants (semi-flows): 5/18 constraints, State Equation: 0/195 constraints, ReadFeed: 0/321 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 49ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
FORMULA FlexibleBarrier-PT-16a-LTLFireability-12 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 1 atomic propositions for a total of 11 simplifications.
FORMULA FlexibleBarrier-PT-16a-LTLFireability-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 3 stabilizing places and 1 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(((p1 U p2)||p0)))'
Support contains 5 out of 195 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 195/195 places, 482/482 transitions.
Graph (trivial) has 149 edges and 195 vertex of which 36 / 195 are part of one of the 12 SCC in 5 ms
Free SCC test removed 24 places
Ensure Unique test removed 79 transitions
Reduce isomorphic transitions removed 79 transitions.
Performed 48 Post agglomeration using F-continuation condition.Transition count delta: 48
Deduced a syphon composed of 48 places in 2 ms
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 0 with 96 rules applied. Total rules applied 97 place count 123 transition count 355
Drop transitions (Redundant composition of simpler transitions.) removed 158 transitions
Redundant transition composition rules discarded 158 transitions
Iterating global reduction 0 with 158 rules applied. Total rules applied 255 place count 123 transition count 197
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 257 place count 123 transition count 197
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 259 place count 121 transition count 195
Iterating global reduction 0 with 2 rules applied. Total rules applied 261 place count 121 transition count 195
Applied a total of 261 rules in 150 ms. Remains 121 /195 variables (removed 74) and now considering 195/482 (removed 287) transitions.
[2026-05-27 18:44:36] [INFO ] Flow matrix only has 168 transitions (discarded 27 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4116601539159493307.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13044469605516196111.kers'
[2026-05-27 18:44:36] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4116601539159493307.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13044469605516196111.kers]
Normalized transition count is 167 out of 168 initially.
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 167 rows 119 cols 373 entries
Finished phase 1 with 103 SingleSign rule and 0 generalized
[2026-05-27 18:44:36] [INFO ] Computed 18 invariants in 1 ms
Computed 18 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-13044469605516196111.kers
Total runtime 2 ms.
[2026-05-27 18:44:36] [INFO ] Implicit Places using invariants in 266 ms returned [120]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 270 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 120/195 places, 195/482 transitions.
Graph (trivial) has 154 edges and 120 vertex of which 36 / 120 are part of one of the 12 SCC in 0 ms
Free SCC test removed 24 places
Ensure Unique test removed 48 transitions
Reduce isomorphic transitions removed 48 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 15 transitions
Trivial Post-agglo rules discarded 15 transitions
Performed 15 trivial Post agglomeration. Transition count delta: 15
Iterating post reduction 0 with 15 rules applied. Total rules applied 16 place count 96 transition count 132
Reduce places removed 15 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 16 rules applied. Total rules applied 32 place count 81 transition count 131
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 33 place count 80 transition count 131
Performed 16 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 16 Pre rules applied. Total rules applied 33 place count 80 transition count 115
Deduced a syphon composed of 16 places in 0 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 3 with 32 rules applied. Total rules applied 65 place count 64 transition count 115
Performed 19 Post agglomeration using F-continuation condition.Transition count delta: 19
Deduced a syphon composed of 19 places in 0 ms
Reduce places removed 19 places and 0 transitions.
Iterating global reduction 3 with 38 rules applied. Total rules applied 103 place count 45 transition count 96
Drop transitions (Redundant composition of simpler transitions.) removed 16 transitions
Redundant transition composition rules discarded 16 transitions
Iterating global reduction 3 with 16 rules applied. Total rules applied 119 place count 45 transition count 80
Applied a total of 119 rules in 37 ms. Remains 45 /120 variables (removed 75) and now considering 80/195 (removed 115) transitions.
[2026-05-27 18:44:36] [INFO ] Flow matrix only has 61 transitions (discarded 19 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3327578158608546.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17704106278648078806.kers'
[2026-05-27 18:44:36] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3327578158608546.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17704106278648078806.kers]
Normalized transition count is 60 out of 61 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 60 rows 44 cols 159 entries
Finished phase 1 with 28 SingleSign rule and 0 generalized
[2026-05-27 18:44:36] [INFO ] Computed 17 invariants in 0 ms
Computed 17 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-17704106278648078806.kers
Total runtime 1 ms.
[2026-05-27 18:44:36] [INFO ] Implicit Places using invariants in 63 ms returned []
[2026-05-27 18:44:36] [INFO ] Flow matrix only has 61 transitions (discarded 19 similar events)
[2026-05-27 18:44:36] [INFO ] Invariant cache hit.
[2026-05-27 18:44:36] [INFO ] State equation strengthened by 29 read => feed constraints.
[2026-05-27 18:44:36] [INFO ] Implicit Places using invariants and state equation in 103 ms returned []
Implicit Place search using SMT with State Equation took 177 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 45/195 places, 80/482 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 635 ms. Remains : 45/195 places, 80/482 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(((p1 U p2)||p0)))'
Stuttering acceptance computed with spot in 414 ms :[(AND (NOT p0) (NOT p2))]
Running random walk in product with property : FlexibleBarrier-PT-16a-LTLFireability-01
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 2 ms.
FORMULA FlexibleBarrier-PT-16a-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-16a-LTLFireability-01 finished in 1211 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(!p0) U (p1||X(G(!p1))))))'
Support contains 5 out of 195 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 195/195 places, 482/482 transitions.
Applied a total of 0 rules in 6 ms. Remains 195 /195 variables (removed 0) and now considering 482/482 (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-1364573809611535499.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10232385200396666144.kers'
[2026-05-27 18:44:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1364573809611535499.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10232385200396666144.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 482 rows 193 cols 1429 entries
Finished phase 1 with 177 SingleSign rule and 0 generalized
[2026-05-27 18:44:37] [INFO ] Computed 18 invariants in 3 ms
Computed 18 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-10232385200396666144.kers
Total runtime 4 ms.
[2026-05-27 18:44:37] [INFO ] Implicit Places using invariants in 265 ms returned [194]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 270 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 194/195 places, 482/482 transitions.
Applied a total of 0 rules in 4 ms. Remains 194 /194 variables (removed 0) and now considering 482/482 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 280 ms. Remains : 194/195 places, 482/482 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(!p0) U (X(G(!p1))||p1))))'
Stuttering acceptance computed with spot in 206 ms :[p0, false, (AND p0 p1), false]
Running random walk in product with property : FlexibleBarrier-PT-16a-LTLFireability-02
Product exploration explored 100000 steps with 2482 reset in 1180 ms.
Stack based approach found an accepted trace after 16452 steps with 480 reset with depth 57 and stack size 56 in 190 ms.
FORMULA FlexibleBarrier-PT-16a-LTLFireability-02 FALSE TECHNIQUES STACK_TEST
Treatment of property FlexibleBarrier-PT-16a-LTLFireability-02 finished in 1932 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 3 out of 195 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 195/195 places, 482/482 transitions.
Graph (trivial) has 155 edges and 195 vertex of which 42 / 195 are part of one of the 14 SCC in 0 ms
Free SCC test removed 28 places
Ensure Unique test removed 106 transitions
Reduce isomorphic transitions removed 106 transitions.
Performed 48 Post agglomeration using F-continuation condition.Transition count delta: 48
Deduced a syphon composed of 48 places in 1 ms
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 0 with 96 rules applied. Total rules applied 97 place count 119 transition count 328
Drop transitions (Redundant composition of simpler transitions.) removed 145 transitions
Redundant transition composition rules discarded 145 transitions
Iterating global reduction 0 with 145 rules applied. Total rules applied 242 place count 119 transition count 183
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 243 place count 119 transition count 183
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 244 place count 118 transition count 182
Iterating global reduction 0 with 1 rules applied. Total rules applied 245 place count 118 transition count 182
Applied a total of 245 rules in 37 ms. Remains 118 /195 variables (removed 77) and now considering 182/482 (removed 300) transitions.
[2026-05-27 18:44:39] [INFO ] Flow matrix only has 153 transitions (discarded 29 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4363276281630483330.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10713578975919541700.kers'
[2026-05-27 18:44:39] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4363276281630483330.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10713578975919541700.kers]
Normalized transition count is 152 out of 153 initially.
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 152 rows 116 cols 323 entries
Finished phase 1 with 100 SingleSign rule and 0 generalized
[2026-05-27 18:44:39] [INFO ] Computed 18 invariants in 0 ms
Computed 18 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-10713578975919541700.kers
Total runtime 1 ms.
[2026-05-27 18:44:39] [INFO ] Implicit Places using invariants in 147 ms returned [117]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 148 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 117/195 places, 182/482 transitions.
Graph (trivial) has 158 edges and 117 vertex of which 42 / 117 are part of one of the 14 SCC in 1 ms
Free SCC test removed 28 places
Ensure Unique test removed 56 transitions
Reduce isomorphic transitions removed 56 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 0 with 16 rules applied. Total rules applied 17 place count 89 transition count 110
Reduce places removed 16 places and 0 transitions.
Iterating post reduction 1 with 16 rules applied. Total rules applied 33 place count 73 transition count 110
Performed 16 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 16 Pre rules applied. Total rules applied 33 place count 73 transition count 94
Deduced a syphon composed of 16 places in 0 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 2 with 32 rules applied. Total rules applied 65 place count 57 transition count 94
Performed 18 Post agglomeration using F-continuation condition.Transition count delta: 18
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 2 with 36 rules applied. Total rules applied 101 place count 39 transition count 76
Drop transitions (Redundant composition of simpler transitions.) removed 16 transitions
Redundant transition composition rules discarded 16 transitions
Iterating global reduction 2 with 16 rules applied. Total rules applied 117 place count 39 transition count 60
Applied a total of 117 rules in 13 ms. Remains 39 /117 variables (removed 78) and now considering 60/182 (removed 122) transitions.
[2026-05-27 18:44:39] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13422574628864051298.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13223677803530198384.kers'
[2026-05-27 18:44:39] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13422574628864051298.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13223677803530198384.kers]
Normalized transition count is 42 out of 43 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 42 rows 38 cols 103 entries
Finished phase 1 with 22 SingleSign rule and 0 generalized
[2026-05-27 18:44:39] [INFO ] Computed 17 invariants in 0 ms
Computed 17 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-13223677803530198384.kers
Total runtime 0 ms.
[2026-05-27 18:44:39] [INFO ] Implicit Places using invariants in 40 ms returned []
[2026-05-27 18:44:39] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2026-05-27 18:44:39] [INFO ] Invariant cache hit.
[2026-05-27 18:44:39] [INFO ] State equation strengthened by 19 read => feed constraints.
[2026-05-27 18:44:39] [INFO ] Implicit Places using invariants and state equation in 61 ms returned []
Implicit Place search using SMT with State Equation took 103 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 39/195 places, 60/482 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 303 ms. Remains : 39/195 places, 60/482 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Stuttering acceptance computed with spot in 69 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : FlexibleBarrier-PT-16a-LTLFireability-03
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA FlexibleBarrier-PT-16a-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-16a-LTLFireability-03 finished in 399 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X((X(p1)||p0)))&&F((p2&&F(p3)))))'
Support contains 5 out of 195 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 195/195 places, 482/482 transitions.
Applied a total of 0 rules in 3 ms. Remains 195 /195 variables (removed 0) and now considering 482/482 (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-9466728753707172720.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12109038372333607673.kers'
[2026-05-27 18:44:39] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9466728753707172720.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12109038372333607673.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 482 rows 193 cols 1429 entries
Finished phase 1 with 177 SingleSign rule and 0 generalized
[2026-05-27 18:44:39] [INFO ] Computed 18 invariants in 2 ms
Computed 18 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-12109038372333607673.kers
Total runtime 4 ms.
[2026-05-27 18:44:39] [INFO ] Implicit Places using invariants in 274 ms returned [194]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 276 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 194/195 places, 482/482 transitions.
Applied a total of 0 rules in 3 ms. Remains 194 /194 variables (removed 0) and now considering 482/482 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 283 ms. Remains : 194/195 places, 482/482 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X((X(p1)||p0)))&&F((p2&&F(p3)))))'
Stuttering acceptance computed with spot in 339 ms :[(OR (NOT p2) (NOT p3) (AND (NOT p0) (NOT p1))), (AND (NOT p0) (NOT p1)), (OR (NOT p2) (NOT p3)), (NOT p3), (AND (NOT p0) (NOT p1)), (NOT p1), true]
Running random walk in product with property : FlexibleBarrier-PT-16a-LTLFireability-06
Entered a terminal (fully accepting) state of product in 99 steps with 8 reset in 2 ms.
FORMULA FlexibleBarrier-PT-16a-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-16a-LTLFireability-06 finished in 672 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F((p0&&X(p0)))&&F(p1)))'
Support contains 4 out of 195 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 195/195 places, 482/482 transitions.
Applied a total of 0 rules in 4 ms. Remains 195 /195 variables (removed 0) and now considering 482/482 (removed 0) transitions.
[2026-05-27 18:44:40] [INFO ] Invariant cache hit.
[2026-05-27 18:44:40] [INFO ] Implicit Places using invariants in 333 ms returned [194]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 335 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 194/195 places, 482/482 transitions.
Applied a total of 0 rules in 4 ms. Remains 194 /194 variables (removed 0) and now considering 482/482 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 345 ms. Remains : 194/195 places, 482/482 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F((p0&&X(p0)))&&F(p1)))'
Stuttering acceptance computed with spot in 205 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), (NOT p0)]
Running random walk in product with property : FlexibleBarrier-PT-16a-LTLFireability-07
Product exploration explored 100000 steps with 1371 reset in 1044 ms.
Stack based approach found an accepted trace after 13 steps with 0 reset with depth 14 and stack size 14 in 1 ms.
FORMULA FlexibleBarrier-PT-16a-LTLFireability-07 FALSE TECHNIQUES STACK_TEST
Treatment of property FlexibleBarrier-PT-16a-LTLFireability-07 finished in 1637 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((X(X(X(p0))) U (p1 U X(X(!p2))))))'
Support contains 5 out of 195 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 195/195 places, 482/482 transitions.
Applied a total of 0 rules in 2 ms. Remains 195 /195 variables (removed 0) and now considering 482/482 (removed 0) transitions.
[2026-05-27 18:44:41] [INFO ] Invariant cache hit.
[2026-05-27 18:44:42] [INFO ] Implicit Places using invariants in 263 ms returned [194]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 265 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 194/195 places, 482/482 transitions.
Applied a total of 0 rules in 4 ms. Remains 194 /194 variables (removed 0) and now considering 482/482 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 271 ms. Remains : 194/195 places, 482/482 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((X(X(X(p0))) U (p1 U X(X(!p2))))))'
Stuttering acceptance computed with spot in 926 ms :[p2, (AND p2 (NOT p0)), p2, (AND (NOT p0) p2), (AND p2 (NOT p0)), (AND (NOT p0) p2), p2, (AND (NOT p0) p2), (AND p2 (NOT p0)), (AND (NOT p0) p2), (NOT p0), true, (AND p2 (NOT p0)), (AND p2 (NOT p0)), (AND (NOT p0) p2), p2, p2, p2]
Running random walk in product with property : FlexibleBarrier-PT-16a-LTLFireability-10
Entered a terminal (fully accepting) state of product in 43 steps with 11 reset in 1 ms.
FORMULA FlexibleBarrier-PT-16a-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-16a-LTLFireability-10 finished in 1267 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X(((G(p0) U !p1) U !p2)))||G(p1)))'
Support contains 7 out of 195 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 195/195 places, 482/482 transitions.
Applied a total of 0 rules in 4 ms. Remains 195 /195 variables (removed 0) and now considering 482/482 (removed 0) transitions.
[2026-05-27 18:44:43] [INFO ] Invariant cache hit.
[2026-05-27 18:44:43] [INFO ] Implicit Places using invariants in 236 ms returned []
[2026-05-27 18:44:43] [INFO ] Invariant cache hit.
[2026-05-27 18:44:43] [INFO ] State equation strengthened by 321 read => feed constraints.
[2026-05-27 18:44:44] [INFO ] Implicit Places using invariants and state equation in 746 ms returned []
Implicit Place search using SMT with State Equation took 984 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 989 ms. Remains : 195/195 places, 482/482 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X(((G(p0) U !p1) U !p2)))||G(p1)))'
Stuttering acceptance computed with spot in 477 ms :[(AND (NOT p1) p2), p2, (AND (NOT p1) p2), p2, true, (NOT p0), p1, (AND (NOT p1) p2), (NOT p1), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : FlexibleBarrier-PT-16a-LTLFireability-11
Product exploration explored 100000 steps with 33333 reset in 1654 ms.
Product exploration explored 100000 steps with 33333 reset in 1295 ms.
Computed a total of 3 stabilizing places and 1 stable transitions
Computed a total of 3 stabilizing places and 1 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 7 factoid took 13 ms. Proved property starting from automaton with 10 states, 25 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 25 ms.
FORMULA FlexibleBarrier-PT-16a-LTLFireability-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property FlexibleBarrier-PT-16a-LTLFireability-11 finished in 4496 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(((p0 U !p1) U (F(p2)&&(X(X(!p0)) U ((!p2&&X(X(!p0)))||X(X(G(!p0)))))))))'
Support contains 7 out of 195 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 195/195 places, 482/482 transitions.
Applied a total of 0 rules in 3 ms. Remains 195 /195 variables (removed 0) and now considering 482/482 (removed 0) transitions.
[2026-05-27 18:44:47] [INFO ] Invariant cache hit.
[2026-05-27 18:44:47] [INFO ] Implicit Places using invariants in 147 ms returned []
[2026-05-27 18:44:47] [INFO ] Invariant cache hit.
[2026-05-27 18:44:48] [INFO ] State equation strengthened by 321 read => feed constraints.
[2026-05-27 18:44:48] [INFO ] Implicit Places using invariants and state equation in 498 ms returned []
Implicit Place search using SMT with State Equation took 647 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 650 ms. Remains : 195/195 places, 482/482 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(((p0 U !p1) U (F(p2)&&(X(X(!p0)) U ((!p2&&X(X(!p0)))||X(X(G(!p0)))))))))'
Stuttering acceptance computed with spot in 650 ms :[(OR (NOT p2) p0), (NOT p2), p0, (AND p0 p1), (AND (NOT p2) p0), p0, p0, (AND p1 p0), p0, p0, p0, (AND p1 p0), p0, p0, p0, true, p1]
Running random walk in product with property : FlexibleBarrier-PT-16a-LTLFireability-13
Product exploration explored 100000 steps with 5354 reset in 919 ms.
Stack based approach found an accepted trace after 8 steps with 1 reset with depth 4 and stack size 4 in 0 ms.
FORMULA FlexibleBarrier-PT-16a-LTLFireability-13 FALSE TECHNIQUES STACK_TEST
Treatment of property FlexibleBarrier-PT-16a-LTLFireability-13 finished in 2343 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 3 out of 195 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 195/195 places, 482/482 transitions.
Graph (trivial) has 155 edges and 195 vertex of which 42 / 195 are part of one of the 14 SCC in 1 ms
Free SCC test removed 28 places
Ensure Unique test removed 106 transitions
Reduce isomorphic transitions removed 106 transitions.
Performed 48 Post agglomeration using F-continuation condition.Transition count delta: 48
Deduced a syphon composed of 48 places in 0 ms
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 0 with 96 rules applied. Total rules applied 97 place count 119 transition count 328
Drop transitions (Redundant composition of simpler transitions.) removed 145 transitions
Redundant transition composition rules discarded 145 transitions
Iterating global reduction 0 with 145 rules applied. Total rules applied 242 place count 119 transition count 183
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 243 place count 119 transition count 183
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 244 place count 118 transition count 182
Iterating global reduction 0 with 1 rules applied. Total rules applied 245 place count 118 transition count 182
Applied a total of 245 rules in 31 ms. Remains 118 /195 variables (removed 77) and now considering 182/482 (removed 300) transitions.
[2026-05-27 18:44:49] [INFO ] Flow matrix only has 153 transitions (discarded 29 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2048589548341120665.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12695825745054882809.kers'
[2026-05-27 18:44:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2048589548341120665.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12695825745054882809.kers]
Normalized transition count is 152 out of 153 initially.
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 152 rows 116 cols 323 entries
Finished phase 1 with 100 SingleSign rule and 0 generalized
[2026-05-27 18:44:49] [INFO ] Computed 18 invariants in 0 ms
Computed 18 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-12695825745054882809.kers
Total runtime 1 ms.
[2026-05-27 18:44:50] [INFO ] Implicit Places using invariants in 160 ms returned [117]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 161 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 117/195 places, 182/482 transitions.
Graph (trivial) has 158 edges and 117 vertex of which 42 / 117 are part of one of the 14 SCC in 0 ms
Free SCC test removed 28 places
Ensure Unique test removed 56 transitions
Reduce isomorphic transitions removed 56 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 0 with 16 rules applied. Total rules applied 17 place count 89 transition count 110
Reduce places removed 16 places and 0 transitions.
Iterating post reduction 1 with 16 rules applied. Total rules applied 33 place count 73 transition count 110
Performed 16 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 16 Pre rules applied. Total rules applied 33 place count 73 transition count 94
Deduced a syphon composed of 16 places in 0 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 2 with 32 rules applied. Total rules applied 65 place count 57 transition count 94
Performed 18 Post agglomeration using F-continuation condition.Transition count delta: 18
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 2 with 36 rules applied. Total rules applied 101 place count 39 transition count 76
Drop transitions (Redundant composition of simpler transitions.) removed 16 transitions
Redundant transition composition rules discarded 16 transitions
Iterating global reduction 2 with 16 rules applied. Total rules applied 117 place count 39 transition count 60
Applied a total of 117 rules in 8 ms. Remains 39 /117 variables (removed 78) and now considering 60/182 (removed 122) transitions.
[2026-05-27 18:44:50] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14724785249129735222.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16207964413108021278.kers'
[2026-05-27 18:44:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14724785249129735222.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16207964413108021278.kers]
Normalized transition count is 42 out of 43 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 42 rows 38 cols 103 entries
Finished phase 1 with 22 SingleSign rule and 0 generalized
[2026-05-27 18:44:50] [INFO ] Computed 17 invariants in 0 ms
Computed 17 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-16207964413108021278.kers
Total runtime 1 ms.
[2026-05-27 18:44:50] [INFO ] Implicit Places using invariants in 38 ms returned []
[2026-05-27 18:44:50] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2026-05-27 18:44:50] [INFO ] Invariant cache hit.
[2026-05-27 18:44:50] [INFO ] State equation strengthened by 19 read => feed constraints.
[2026-05-27 18:44:50] [INFO ] Implicit Places using invariants and state equation in 55 ms returned []
Implicit Place search using SMT with State Equation took 95 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 39/195 places, 60/482 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 296 ms. Remains : 39/195 places, 60/482 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Running random walk in product with property : FlexibleBarrier-PT-16a-LTLFireability-14
Stuttering criterion allowed to conclude after 7 steps with 0 reset in 0 ms.
FORMULA FlexibleBarrier-PT-16a-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-16a-LTLFireability-14 finished in 354 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||X(F((G(p2)||p1)))))'
Support contains 6 out of 195 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 195/195 places, 482/482 transitions.
Applied a total of 0 rules in 2 ms. Remains 195 /195 variables (removed 0) and now considering 482/482 (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-3999770081586686938.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12448067110457220922.kers'
[2026-05-27 18:44:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3999770081586686938.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12448067110457220922.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 482 rows 193 cols 1429 entries
Finished phase 1 with 177 SingleSign rule and 0 generalized
[2026-05-27 18:44:50] [INFO ] Computed 18 invariants in 1 ms
Computed 18 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-12448067110457220922.kers
Total runtime 2 ms.
[2026-05-27 18:44:50] [INFO ] Implicit Places using invariants in 212 ms returned [194]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 214 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 194/195 places, 482/482 transitions.
Applied a total of 0 rules in 3 ms. Remains 194 /194 variables (removed 0) and now considering 482/482 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 219 ms. Remains : 194/195 places, 482/482 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||X(F((G(p2)||p1)))))'
Stuttering acceptance computed with spot in 146 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2) (NOT p0))]
Running random walk in product with property : FlexibleBarrier-PT-16a-LTLFireability-15
Product exploration explored 100000 steps with 50000 reset in 1836 ms.
Product exploration explored 100000 steps with 50000 reset in 1585 ms.
Computed a total of 2 stabilizing places and 1 stable transitions
Computed a total of 2 stabilizing places and 1 stable transitions
Knowledge based reduction with 10 factoid took 153 ms. Proved property starting from automaton with 3 states, 6 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 158 ms.
FORMULA FlexibleBarrier-PT-16a-LTLFireability-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property FlexibleBarrier-PT-16a-LTLFireability-15 finished in 3977 ms.
All properties solved by simple procedures.
Total runtime 84443 ms.
BK_STOP 1779907494342
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="FlexibleBarrier-PT-16a"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool itstools"
echo " Input is FlexibleBarrier-PT-16a, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r130-smll-177955809100404"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-16a.tgz
mv FlexibleBarrier-PT-16a execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;