fond
Model Checking Contest 2026
16th edition, Hamburg, Germany, June 23, 2026
Execution of r130-smll-177955809000203
Last Updated
Jun 17, 2026

About the Execution of ITS-Tools for FireWire-PT-08

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
554.964 258169.00 307892.00 972.60 FFTTFFFFFTFTFFTF 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-177955809000203.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 FireWire-PT-08, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r130-smll-177955809000203
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 476K
-rw-r--r-- 1 mcc users 6.1K Mar 7 05:16 CTLCardinality.txt
-rw-r--r-- 1 mcc users 66K Mar 7 05:16 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.2K Mar 7 05:16 CTLFireability.txt
-rw-r--r-- 1 mcc users 32K Mar 7 05:16 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Mar 15 10:06 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Mar 15 10:06 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 10:06 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 10:06 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.8K Mar 7 05:16 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 106K Mar 7 05:16 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.5K Mar 7 05:16 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 51K Mar 7 05:16 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 10:06 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 15 10:06 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 97K 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 FireWire-PT-08-LTLCardinality-00
FORMULA_NAME FireWire-PT-08-LTLCardinality-01
FORMULA_NAME FireWire-PT-08-LTLCardinality-02
FORMULA_NAME FireWire-PT-08-LTLCardinality-03
FORMULA_NAME FireWire-PT-08-LTLCardinality-04
FORMULA_NAME FireWire-PT-08-LTLCardinality-05
FORMULA_NAME FireWire-PT-08-LTLCardinality-06
FORMULA_NAME FireWire-PT-08-LTLCardinality-07
FORMULA_NAME FireWire-PT-08-LTLCardinality-08
FORMULA_NAME FireWire-PT-08-LTLCardinality-09
FORMULA_NAME FireWire-PT-08-LTLCardinality-10
FORMULA_NAME FireWire-PT-08-LTLCardinality-11
FORMULA_NAME FireWire-PT-08-LTLCardinality-12
FORMULA_NAME FireWire-PT-08-LTLCardinality-13
FORMULA_NAME FireWire-PT-08-LTLCardinality-14
FORMULA_NAME FireWire-PT-08-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1779804966900

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FireWire-PT-08
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202604301425
[2026-05-26 14:16:09] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-26 14:16:09] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-26 14:16:09] [INFO ] Load time of PNML (sax parser for PT used): 179 ms
[2026-05-26 14:16:09] [INFO ] Transformed 127 places.
[2026-05-26 14:16:09] [INFO ] Transformed 397 transitions.
[2026-05-26 14:16:09] [INFO ] Found NUPN structural information;
[2026-05-26 14:16:09] [INFO ] Parsed PT model containing 127 places and 397 transitions and 1475 arcs in 400 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 23 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 5 formulas.
Ensure Unique test removed 53 transitions
Reduce redundant transitions removed 53 transitions.
Initial state reduction rules removed 1 formulas.
FORMULA FireWire-PT-08-LTLCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FireWire-PT-08-LTLCardinality-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FireWire-PT-08-LTLCardinality-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FireWire-PT-08-LTLCardinality-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FireWire-PT-08-LTLCardinality-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FireWire-PT-08-LTLCardinality-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FireWire-PT-08-LTLCardinality-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FireWire-PT-08-LTLCardinality-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FireWire-PT-08-LTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FireWire-PT-08-LTLCardinality-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 16 out of 127 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 127/127 places, 344/344 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 121 transition count 330
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 121 transition count 330
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 15 place count 121 transition count 327
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 17 place count 119 transition count 322
Iterating global reduction 1 with 2 rules applied. Total rules applied 19 place count 119 transition count 322
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 20 place count 118 transition count 320
Iterating global reduction 1 with 1 rules applied. Total rules applied 21 place count 118 transition count 320
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 22 place count 117 transition count 317
Iterating global reduction 1 with 1 rules applied. Total rules applied 23 place count 117 transition count 317
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 24 place count 116 transition count 315
Iterating global reduction 1 with 1 rules applied. Total rules applied 25 place count 116 transition count 315
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 1 with 6 rules applied. Total rules applied 31 place count 116 transition count 309
Applied a total of 31 rules in 141 ms. Remains 116 /127 variables (removed 11) and now considering 309/344 (removed 35) transitions.
[2026-05-26 14:16:10] [INFO ] Flow matrix only has 283 transitions (discarded 26 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13001069907490878572.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1285003875574915624.kers'
[2026-05-26 14:16:10] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13001069907490878572.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1285003875574915624.kers]
Normalized transition count is 282 out of 283 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 282 rows 116 cols 953 entries
Finished phase 1 with 108 SingleSign rule and 0 generalized
[2026-05-26 14:16:10] [INFO ] Computed 8 invariants in 2 ms
Computed 8 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-1285003875574915624.kers
Total runtime 5 ms.
[2026-05-26 14:16:10] [INFO ] Implicit Places using invariants in 651 ms returned []
[2026-05-26 14:16:10] [INFO ] Flow matrix only has 283 transitions (discarded 26 similar events)
[2026-05-26 14:16:10] [INFO ] Invariant cache hit.
[2026-05-26 14:16:11] [INFO ] State equation strengthened by 41 read => feed constraints.
[2026-05-26 14:16:11] [INFO ] Implicit Places using invariants and state equation in 664 ms returned []
Implicit Place search using SMT with State Equation took 1386 ms to find 0 implicit places.
Running 308 sub problems to find dead transitions.
[2026-05-26 14:16:11] [INFO ] Flow matrix only has 283 transitions (discarded 26 similar events)
[2026-05-26 14:16:11] [INFO ] Invariant cache hit.
[2026-05-26 14:16:11] [INFO ] State equation strengthened by 41 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/115 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 308 unsolved
At refinement iteration 1 (OVERLAPS) 1/116 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 308 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/116 variables, 7/15 constraints. Problems are: Problem set: 0 solved, 308 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/116 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 308 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/116 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 308 unsolved
At refinement iteration 5 (OVERLAPS) 282/398 variables, 116/132 constraints. Problems are: Problem set: 0 solved, 308 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/398 variables, 40/172 constraints. Problems are: Problem set: 0 solved, 308 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/398 variables, 0/172 constraints. Problems are: Problem set: 0 solved, 308 unsolved
At refinement iteration 8 (OVERLAPS) 1/399 variables, 1/173 constraints. Problems are: Problem set: 0 solved, 308 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/399 variables, 0/173 constraints. Problems are: Problem set: 0 solved, 308 unsolved
At refinement iteration 10 (OVERLAPS) 0/399 variables, 0/173 constraints. Problems are: Problem set: 0 solved, 308 unsolved
No progress, stopping.
After SMT solving in domain Real declared 399/399 variables, and 173 constraints, problems are : Problem set: 0 solved, 308 unsolved in 25593 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 116/116 constraints, ReadFeed: 41/41 constraints, PredecessorRefiner: 308/308 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 308 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/115 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 308 unsolved
At refinement iteration 1 (OVERLAPS) 1/116 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 308 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/116 variables, 8/16 constraints. Problems are: Problem set: 0 solved, 308 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/116 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 308 unsolved
At refinement iteration 4 (OVERLAPS) 282/398 variables, 116/132 constraints. Problems are: Problem set: 0 solved, 308 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/398 variables, 40/172 constraints. Problems are: Problem set: 0 solved, 308 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/398 variables, 308/480 constraints. Problems are: Problem set: 0 solved, 308 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 398/399 variables, and 480 constraints, problems are : Problem set: 0 solved, 308 unsolved in 30051 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 116/116 constraints, ReadFeed: 40/41 constraints, PredecessorRefiner: 308/308 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 56152ms problems are : Problem set: 0 solved, 308 unsolved
Search for dead transitions found 0 dead transitions in 56203ms
Starting structural reductions in LTL mode, iteration 1 : 116/127 places, 309/344 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 57808 ms. Remains : 116/127 places, 309/344 transitions.
Starting structural reductions in LTL mode, iteration 0 : 116/116 places, 309/309 transitions.
Applied a total of 0 rules in 9 ms. Remains 116 /116 variables (removed 0) and now considering 309/309 (removed 0) transitions.
[2026-05-26 14:17:07] [INFO ] Flow matrix only has 283 transitions (discarded 26 similar events)
[2026-05-26 14:17:07] [INFO ] Invariant cache hit.
[2026-05-26 14:17:07] [INFO ] Implicit Places using invariants in 143 ms returned []
[2026-05-26 14:17:07] [INFO ] Flow matrix only has 283 transitions (discarded 26 similar events)
[2026-05-26 14:17:07] [INFO ] Invariant cache hit.
[2026-05-26 14:17:08] [INFO ] State equation strengthened by 41 read => feed constraints.
[2026-05-26 14:17:08] [INFO ] Implicit Places using invariants and state equation in 432 ms returned []
Implicit Place search using SMT with State Equation took 583 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 593 ms. Remains : 116/116 places, 309/309 transitions.
Support contains 16 out of 116 places after structural reductions.
[2026-05-26 14:17:08] [INFO ] Flatten gal took : 114 ms
[2026-05-26 14:17:08] [INFO ] Flatten gal took : 55 ms
[2026-05-26 14:17:08] [INFO ] Input system was already deterministic with 309 transitions.
RANDOM walk for 40000 steps (2199 resets) in 2034 ms. (19 steps per ms) remains 7/12 properties
BEST_FIRST walk for 40001 steps (647 resets) in 566 ms. (70 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40003 steps (457 resets) in 199 ms. (200 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40003 steps (558 resets) in 116 ms. (341 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40003 steps (757 resets) in 98 ms. (404 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40003 steps (574 resets) in 119 ms. (333 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40002 steps (592 resets) in 97 ms. (408 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (613 resets) in 96 ms. (412 steps per ms) remains 7/7 properties
[2026-05-26 14:17:09] [INFO ] Flow matrix only has 283 transitions (discarded 26 similar events)
[2026-05-26 14:17:09] [INFO ] Invariant cache hit.
[2026-05-26 14:17:09] [INFO ] State equation strengthened by 41 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 90/101 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/101 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 12/113 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/113 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/113 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (OVERLAPS) 282/395 variables, 113/122 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/395 variables, 40/162 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/395 variables, 0/162 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 9 (OVERLAPS) 3/398 variables, 3/165 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/398 variables, 0/165 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 11 (OVERLAPS) 1/399 variables, 1/166 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/399 variables, 0/166 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 13 (OVERLAPS) 0/399 variables, 0/166 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 399/399 variables, and 166 constraints, problems are : Problem set: 0 solved, 7 unsolved in 611 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 116/116 constraints, ReadFeed: 41/41 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Problem AtomicPropp3 is UNSAT
At refinement iteration 1 (OVERLAPS) 90/101 variables, 4/4 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/101 variables, 0/4 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 12/113 variables, 4/8 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/113 variables, 1/9 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/113 variables, 3/12 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/113 variables, 0/12 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 282/395 variables, 113/125 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/395 variables, 40/165 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/395 variables, 6/171 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/395 variables, 0/171 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 11 (OVERLAPS) 3/398 variables, 3/174 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/398 variables, 0/174 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 13 (OVERLAPS) 1/399 variables, 1/175 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/399 variables, 0/175 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 15 (OVERLAPS) 0/399 variables, 0/175 constraints. Problems are: Problem set: 1 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 399/399 variables, and 175 constraints, problems are : Problem set: 1 solved, 6 unsolved in 2303 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 116/116 constraints, ReadFeed: 41/41 constraints, PredecessorRefiner: 6/7 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2925ms problems are : Problem set: 1 solved, 6 unsolved
Fused 6 Parikh solutions to 5 different solutions.
Parikh walk visited 0 properties in 1635 ms.
Support contains 9 out of 116 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 116/116 places, 309/309 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 116 transition count 306
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 5 place count 114 transition count 301
Iterating global reduction 1 with 2 rules applied. Total rules applied 7 place count 114 transition count 301
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 9 place count 113 transition count 300
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -6
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 15 place count 110 transition count 306
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 21 place count 110 transition count 300
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 2 with 3 rules applied. Total rules applied 24 place count 110 transition count 297
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 25 place count 110 transition count 299
Reduce places removed 1 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 28 place count 109 transition count 297
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 3 with 2 rules applied. Total rules applied 30 place count 109 transition count 295
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 31 place count 108 transition count 294
Applied a total of 31 rules in 108 ms. Remains 108 /116 variables (removed 8) and now considering 294/309 (removed 15) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 108 ms. Remains : 108/116 places, 294/309 transitions.
RANDOM walk for 40000 steps (2368 resets) in 845 ms. (47 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (487 resets) in 126 ms. (314 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40001 steps (563 resets) in 122 ms. (325 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40002 steps (754 resets) in 102 ms. (388 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (509 resets) in 145 ms. (274 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (573 resets) in 127 ms. (312 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40002 steps (534 resets) in 126 ms. (314 steps per ms) remains 6/6 properties
Finished probabilistic random walk after 2238 steps, run visited all 6 properties in 53 ms. (steps per millisecond=42 )
Probabilistic random walk after 2238 steps, saw 1284 distinct states, run finished after 60 ms. (steps per millisecond=37 ) properties seen :6
FORMULA FireWire-PT-08-LTLCardinality-07 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 1 atomic propositions for a total of 5 simplifications.
Computed a total of 18 stabilizing places and 36 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(X(!(X(p0) U (p0 U p1)))))'
Support contains 3 out of 116 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 116/116 places, 309/309 transitions.
Applied a total of 0 rules in 3 ms. Remains 116 /116 variables (removed 0) and now considering 309/309 (removed 0) transitions.
[2026-05-26 14:17:15] [INFO ] Flow matrix only has 283 transitions (discarded 26 similar events)
[2026-05-26 14:17:15] [INFO ] Invariant cache hit.
[2026-05-26 14:17:15] [INFO ] Implicit Places using invariants in 177 ms returned []
[2026-05-26 14:17:15] [INFO ] Flow matrix only has 283 transitions (discarded 26 similar events)
[2026-05-26 14:17:15] [INFO ] Invariant cache hit.
[2026-05-26 14:17:15] [INFO ] State equation strengthened by 41 read => feed constraints.
[2026-05-26 14:17:16] [INFO ] Implicit Places using invariants and state equation in 446 ms returned []
Implicit Place search using SMT with State Equation took 626 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 630 ms. Remains : 116/116 places, 309/309 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(X(!(X(p0) U (p0 U p1)))))'
Stuttering acceptance computed with spot in 486 ms :[p1, p1, (AND p1 p0), p1]
Running random walk in product with property : FireWire-PT-08-LTLCardinality-03
Product exploration explored 100000 steps with 20548 reset in 573 ms.
Product exploration explored 100000 steps with 20527 reset in 262 ms.
Computed a total of 18 stabilizing places and 36 stable transitions
Computed a total of 18 stabilizing places and 36 stable transitions
Knowledge based reduction with 7 factoid took 138 ms. Reduced automaton from 4 states, 8 edges and 2 AP (stutter sensitive) to 4 states, 8 edges and 2 AP (stutter sensitive).
RANDOM walk for 3802 steps (211 resets) in 100 ms. (37 steps per ms) remains 0/5 properties
Knowledge based reduction with 7 factoid took 214 ms. Reduced automaton from 4 states, 8 edges and 2 AP (stutter sensitive) to 4 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 206 ms :[p1, p1, (AND p1 p0), p1]
Knowledge-based reduction took 654 ms.
Stuttering acceptance computed with spot in 199 ms :[p1, p1, (AND p1 p0), p1]
Support contains 3 out of 116 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 116/116 places, 309/309 transitions.
Applied a total of 0 rules in 4 ms. Remains 116 /116 variables (removed 0) and now considering 309/309 (removed 0) transitions.
[2026-05-26 14:17:18] [INFO ] Flow matrix only has 283 transitions (discarded 26 similar events)
[2026-05-26 14:17:18] [INFO ] Invariant cache hit.
[2026-05-26 14:17:18] [INFO ] Implicit Places using invariants in 189 ms returned []
[2026-05-26 14:17:18] [INFO ] Flow matrix only has 283 transitions (discarded 26 similar events)
[2026-05-26 14:17:18] [INFO ] Invariant cache hit.
[2026-05-26 14:17:18] [INFO ] State equation strengthened by 41 read => feed constraints.
[2026-05-26 14:17:19] [INFO ] Implicit Places using invariants and state equation in 425 ms returned []
Implicit Place search using SMT with State Equation took 616 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 621 ms. Remains : 116/116 places, 309/309 transitions.
Computed a total of 18 stabilizing places and 36 stable transitions
Computed a total of 18 stabilizing places and 36 stable transitions
Knowledge based reduction with 7 factoid took 169 ms. Reduced automaton from 4 states, 8 edges and 2 AP (stutter sensitive) to 4 states, 8 edges and 2 AP (stutter sensitive).
RANDOM walk for 4786 steps (265 resets) in 53 ms. (88 steps per ms) remains 0/5 properties
Knowledge based reduction with 7 factoid took 245 ms. Reduced automaton from 4 states, 8 edges and 2 AP (stutter sensitive) to 4 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 213 ms :[p1, p1, (AND p1 p0), p1]
Knowledge-based reduction took 679 ms.
Stuttering acceptance computed with spot in 221 ms :[p1, p1, (AND p1 p0), p1]
Stuttering acceptance computed with spot in 213 ms :[p1, p1, (AND p1 p0), p1]
Product exploration explored 100000 steps with 20440 reset in 319 ms.
Product exploration explored 100000 steps with 20502 reset in 280 ms.
Spot run failed in 138 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/autstates.py", line 2, in
import spot
ModuleNotFoundError: No module named 'spot'
java.io.IOException
at fr.lip6.move.gal.application.runner.spot.SpotRunner.computeForwardClosedSI(SpotRunner.java:551)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.treatPartialPOR(LTLPropertySolver.java:419)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:280)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:217)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:66)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:849)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
Built C files in :
/tmp/ltsmin3714448009284906004
[2026-05-26 14:17:20] [INFO ] Built C files in 48ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin3714448009284906004
Running compilation step : cd /tmp/ltsmin3714448009284906004;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 1324 ms.
Running link step : cd /tmp/ltsmin3714448009284906004;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 75 ms.
Running LTSmin : cd /tmp/ltsmin3714448009284906004;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--hoa' '/tmp/stateBased15197399696709506414.hoa' '--buchi-type=spotba'
LTSmin run took 80 ms.
FORMULA FireWire-PT-08-LTLCardinality-03 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property FireWire-PT-08-LTLCardinality-03 finished in 7024 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)&&F(G(p1)))))'
Support contains 3 out of 116 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 116/116 places, 309/309 transitions.
Reduce places removed 1 places and 1 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 113 transition count 303
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 113 transition count 303
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 6 place count 112 transition count 302
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -6
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 109 transition count 308
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 0 with 6 rules applied. Total rules applied 18 place count 109 transition count 302
Applied a total of 18 rules in 47 ms. Remains 109 /116 variables (removed 7) and now considering 302/309 (removed 7) transitions.
[2026-05-26 14:17:22] [INFO ] Flow matrix only has 269 transitions (discarded 33 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6701188882600314723.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12582465494487757593.kers'
[2026-05-26 14:17:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6701188882600314723.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12582465494487757593.kers]
Normalized transition count is 268 out of 269 initially.
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 268 rows 107 cols 895 entries
Finished phase 1 with 101 SingleSign rule and 0 generalized
[2026-05-26 14:17:22] [INFO ] Computed 8 invariants in 2 ms
Computed 8 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-12582465494487757593.kers
Total runtime 3 ms.
[2026-05-26 14:17:22] [INFO ] Implicit Places using invariants in 211 ms returned []
[2026-05-26 14:17:22] [INFO ] Flow matrix only has 269 transitions (discarded 33 similar events)
[2026-05-26 14:17:22] [INFO ] Invariant cache hit.
[2026-05-26 14:17:22] [INFO ] State equation strengthened by 40 read => feed constraints.
[2026-05-26 14:17:23] [INFO ] Implicit Places using invariants and state equation in 428 ms returned []
Implicit Place search using SMT with State Equation took 641 ms to find 0 implicit places.
[2026-05-26 14:17:23] [INFO ] Redundant transitions in 33 ms returned []
Running 299 sub problems to find dead transitions.
[2026-05-26 14:17:23] [INFO ] Flow matrix only has 269 transitions (discarded 33 similar events)
[2026-05-26 14:17:23] [INFO ] Invariant cache hit.
[2026-05-26 14:17:23] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/108 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/108 variables, 8/16 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 3 (OVERLAPS) 268/376 variables, 108/124 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/376 variables, 40/164 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/376 variables, 2/166 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/376 variables, 0/166 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 7 (OVERLAPS) 1/377 variables, 1/167 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/377 variables, 0/167 constraints. Problems are: Problem set: 0 solved, 299 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 377/378 variables, and 167 constraints, problems are : Problem set: 0 solved, 299 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 109/109 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 299/299 constraints, Known Traps: 10/10 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 299 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/108 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/108 variables, 10/18 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 3 (OVERLAPS) 268/376 variables, 108/126 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/376 variables, 40/166 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/376 variables, 299/465 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/376 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 299 unsolved
SMT process timed out in 60252ms, After SMT, problems are : Problem set: 0 solved, 299 unsolved
Search for dead transitions found 0 dead transitions in 60256ms
Starting structural reductions in SI_LTL mode, iteration 1 : 109/116 places, 302/309 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 60988 ms. Remains : 109/116 places, 302/309 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)&&F(G(p1)))))'
Stuttering acceptance computed with spot in 110 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : FireWire-PT-08-LTLCardinality-05
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA FireWire-PT-08-LTLCardinality-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FireWire-PT-08-LTLCardinality-05 finished in 61135 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) U p1)&&G(F(p2))))'
Support contains 4 out of 116 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 116/116 places, 309/309 transitions.
Reduce places removed 1 places and 1 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 113 transition count 303
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 113 transition count 303
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 112 transition count 301
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 112 transition count 301
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 111 transition count 298
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 111 transition count 298
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 110 transition count 296
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 110 transition count 296
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 109 transition count 293
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 109 transition count 293
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 13 place count 108 transition count 291
Iterating global reduction 0 with 1 rules applied. Total rules applied 14 place count 108 transition count 291
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 107 transition count 289
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 107 transition count 289
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 17 place count 106 transition count 287
Iterating global reduction 0 with 1 rules applied. Total rules applied 18 place count 106 transition count 287
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 20 place count 105 transition count 286
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -6
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 26 place count 102 transition count 292
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 0 with 6 rules applied. Total rules applied 32 place count 102 transition count 286
Applied a total of 32 rules in 40 ms. Remains 102 /116 variables (removed 14) and now considering 286/309 (removed 23) transitions.
[2026-05-26 14:18:23] [INFO ] Flow matrix only has 253 transitions (discarded 33 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9537736820129709431.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16728946157187694777.kers'
[2026-05-26 14:18:23] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9537736820129709431.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16728946157187694777.kers]
Normalized transition count is 252 out of 253 initially.
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 252 rows 100 cols 835 entries
Finished phase 1 with 94 SingleSign rule and 0 generalized
[2026-05-26 14:18:23] [INFO ] Computed 8 invariants in 1 ms
Computed 8 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-16728946157187694777.kers
Total runtime 1 ms.
[2026-05-26 14:18:23] [INFO ] Implicit Places using invariants in 98 ms returned []
[2026-05-26 14:18:23] [INFO ] Flow matrix only has 253 transitions (discarded 33 similar events)
[2026-05-26 14:18:23] [INFO ] Invariant cache hit.
[2026-05-26 14:18:23] [INFO ] State equation strengthened by 38 read => feed constraints.
[2026-05-26 14:18:24] [INFO ] Implicit Places using invariants and state equation in 328 ms returned []
Implicit Place search using SMT with State Equation took 440 ms to find 0 implicit places.
[2026-05-26 14:18:24] [INFO ] Redundant transitions in 8 ms returned []
Running 283 sub problems to find dead transitions.
[2026-05-26 14:18:24] [INFO ] Flow matrix only has 253 transitions (discarded 33 similar events)
[2026-05-26 14:18:24] [INFO ] Invariant cache hit.
[2026-05-26 14:18:24] [INFO ] State equation strengthened by 38 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/101 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/101 variables, 8/16 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/101 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 4 (OVERLAPS) 252/353 variables, 101/118 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/353 variables, 38/156 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/353 variables, 2/158 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/353 variables, 0/158 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 8 (OVERLAPS) 1/354 variables, 1/159 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/354 variables, 0/159 constraints. Problems are: Problem set: 0 solved, 283 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 354/355 variables, and 159 constraints, problems are : Problem set: 0 solved, 283 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 102/102 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 283/283 constraints, Known Traps: 11/11 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 283 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/101 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/101 variables, 11/19 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/101 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 3 (OVERLAPS) 252/353 variables, 101/120 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/353 variables, 38/158 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/353 variables, 283/441 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/353 variables, 1/442 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/353 variables, 0/442 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 8 (OVERLAPS) 1/354 variables, 1/443 constraints. Problems are: Problem set: 0 solved, 283 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 354/355 variables, and 443 constraints, problems are : Problem set: 0 solved, 283 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 102/102 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 283/283 constraints, Known Traps: 12/12 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60180ms problems are : Problem set: 0 solved, 283 unsolved
Search for dead transitions found 0 dead transitions in 60183ms
Starting structural reductions in SI_LTL mode, iteration 1 : 102/116 places, 286/309 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 60681 ms. Remains : 102/116 places, 286/309 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) U p1)&&G(F(p2))))'
Stuttering acceptance computed with spot in 274 ms :[(OR (NOT p1) (NOT p2)), (NOT p0), (NOT p1), (NOT p2), (NOT p2)]
Running random walk in product with property : FireWire-PT-08-LTLCardinality-08
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA FireWire-PT-08-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FireWire-PT-08-LTLCardinality-08 finished in 60996 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 2 out of 116 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 116/116 places, 309/309 transitions.
Reduce places removed 1 places and 1 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 113 transition count 303
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 113 transition count 303
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 112 transition count 301
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 112 transition count 301
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 111 transition count 298
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 111 transition count 298
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 110 transition count 296
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 110 transition count 296
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 109 transition count 293
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 109 transition count 293
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 13 place count 108 transition count 291
Iterating global reduction 0 with 1 rules applied. Total rules applied 14 place count 108 transition count 291
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 107 transition count 289
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 107 transition count 289
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 17 place count 106 transition count 287
Iterating global reduction 0 with 1 rules applied. Total rules applied 18 place count 106 transition count 287
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 20 place count 105 transition count 286
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -6
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 26 place count 102 transition count 292
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 0 with 6 rules applied. Total rules applied 32 place count 102 transition count 286
Applied a total of 32 rules in 69 ms. Remains 102 /116 variables (removed 14) and now considering 286/309 (removed 23) transitions.
[2026-05-26 14:19:24] [INFO ] Flow matrix only has 253 transitions (discarded 33 similar events)
[2026-05-26 14:19:24] [INFO ] Invariant cache hit.
[2026-05-26 14:19:24] [INFO ] Implicit Places using invariants in 162 ms returned []
[2026-05-26 14:19:24] [INFO ] Flow matrix only has 253 transitions (discarded 33 similar events)
[2026-05-26 14:19:24] [INFO ] Invariant cache hit.
[2026-05-26 14:19:25] [INFO ] State equation strengthened by 38 read => feed constraints.
[2026-05-26 14:19:25] [INFO ] Implicit Places using invariants and state equation in 340 ms returned []
Implicit Place search using SMT with State Equation took 505 ms to find 0 implicit places.
[2026-05-26 14:19:25] [INFO ] Redundant transitions in 7 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_LTL mode, iteration 1 : 102/116 places, 286/309 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 590 ms. Remains : 102/116 places, 286/309 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 56 ms :[(NOT p0)]
Running random walk in product with property : FireWire-PT-08-LTLCardinality-13
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA FireWire-PT-08-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FireWire-PT-08-LTLCardinality-13 finished in 683 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((p0&&X(p1))))'
Support contains 2 out of 116 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 116/116 places, 309/309 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 114 transition count 304
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 114 transition count 304
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 113 transition count 302
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 113 transition count 302
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 112 transition count 299
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 112 transition count 299
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 111 transition count 297
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 111 transition count 297
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 110 transition count 294
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 110 transition count 294
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 13 place count 109 transition count 292
Iterating global reduction 0 with 1 rules applied. Total rules applied 14 place count 109 transition count 292
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 108 transition count 290
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 108 transition count 290
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 17 place count 107 transition count 288
Iterating global reduction 0 with 1 rules applied. Total rules applied 18 place count 107 transition count 288
Applied a total of 18 rules in 15 ms. Remains 107 /116 variables (removed 9) and now considering 288/309 (removed 21) transitions.
[2026-05-26 14:19:25] [INFO ] Flow matrix only has 262 transitions (discarded 26 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14554466750463765002.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7313885877179924417.kers'
[2026-05-26 14:19:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14554466750463765002.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7313885877179924417.kers]
Normalized transition count is 261 out of 262 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 261 rows 107 cols 875 entries
Finished phase 1 with 99 SingleSign rule and 0 generalized
[2026-05-26 14:19:25] [INFO ] Computed 8 invariants in 1 ms
Computed 8 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-7313885877179924417.kers
Total runtime 3 ms.
[2026-05-26 14:19:25] [INFO ] Implicit Places using invariants in 174 ms returned []
[2026-05-26 14:19:25] [INFO ] Flow matrix only has 262 transitions (discarded 26 similar events)
[2026-05-26 14:19:25] [INFO ] Invariant cache hit.
[2026-05-26 14:19:25] [INFO ] State equation strengthened by 38 read => feed constraints.
[2026-05-26 14:19:25] [INFO ] Implicit Places using invariants and state equation in 396 ms returned []
Implicit Place search using SMT with State Equation took 573 ms to find 0 implicit places.
Running 287 sub problems to find dead transitions.
[2026-05-26 14:19:25] [INFO ] Flow matrix only has 262 transitions (discarded 26 similar events)
[2026-05-26 14:19:25] [INFO ] Invariant cache hit.
[2026-05-26 14:19:25] [INFO ] State equation strengthened by 38 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/106 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 287 unsolved
At refinement iteration 1 (OVERLAPS) 1/107 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 287 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/107 variables, 6/14 constraints. Problems are: Problem set: 0 solved, 287 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/107 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 287 unsolved
At refinement iteration 4 (OVERLAPS) 261/368 variables, 107/121 constraints. Problems are: Problem set: 0 solved, 287 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/368 variables, 37/158 constraints. Problems are: Problem set: 0 solved, 287 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/368 variables, 0/158 constraints. Problems are: Problem set: 0 solved, 287 unsolved
At refinement iteration 7 (OVERLAPS) 1/369 variables, 1/159 constraints. Problems are: Problem set: 0 solved, 287 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/369 variables, 0/159 constraints. Problems are: Problem set: 0 solved, 287 unsolved
At refinement iteration 9 (OVERLAPS) 0/369 variables, 0/159 constraints. Problems are: Problem set: 0 solved, 287 unsolved
No progress, stopping.
After SMT solving in domain Real declared 369/369 variables, and 159 constraints, problems are : Problem set: 0 solved, 287 unsolved in 28848 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 107/107 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 287/287 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 287 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/106 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 287 unsolved
At refinement iteration 1 (OVERLAPS) 1/107 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 287 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/107 variables, 6/14 constraints. Problems are: Problem set: 0 solved, 287 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/107 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 287 unsolved
At refinement iteration 4 (OVERLAPS) 261/368 variables, 107/121 constraints. Problems are: Problem set: 0 solved, 287 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/368 variables, 37/158 constraints. Problems are: Problem set: 0 solved, 287 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/368 variables, 287/445 constraints. Problems are: Problem set: 0 solved, 287 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/368 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 287 unsolved
SMT process timed out in 58942ms, After SMT, problems are : Problem set: 0 solved, 287 unsolved
Search for dead transitions found 0 dead transitions in 58944ms
Starting structural reductions in LTL mode, iteration 1 : 107/116 places, 288/309 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 59534 ms. Remains : 107/116 places, 288/309 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(p0)&&p1)))'
Stuttering acceptance computed with spot in 120 ms :[(NOT p0), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), true]
Running random walk in product with property : FireWire-PT-08-LTLCardinality-15
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA FireWire-PT-08-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FireWire-PT-08-LTLCardinality-15 finished in 59687 ms.
All properties solved by simple procedures.
Total runtime 255882 ms.

BK_STOP 1779805225069

--------------------
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
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -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 LTLCardinality -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="FireWire-PT-08"
export BK_EXAMINATION="LTLCardinality"
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 FireWire-PT-08, examination is LTLCardinality"
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-177955809000203"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

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