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.r194-tall-177969914000276.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 NoC3x3-PT-2A, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r194-tall-177969914000276
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 572K
-rw-r--r-- 1 mcc users 7.1K Mar 8 06:33 CTLCardinality.txt
-rw-r--r-- 1 mcc users 79K Mar 8 06:33 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K Mar 8 06:32 CTLFireability.txt
-rw-r--r-- 1 mcc users 51K Mar 8 06:32 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.1K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.7K Mar 16 08:12 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 16 08:12 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Mar 16 08:13 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 16 08:13 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Mar 8 06:33 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 119K Mar 8 06:33 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.5K Mar 8 06:33 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 63K Mar 8 06:33 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K Mar 16 08:13 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 16 08:13 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 127K 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 NoC3x3-PT-2A-LTLFireability-00
FORMULA_NAME NoC3x3-PT-2A-LTLFireability-01
FORMULA_NAME NoC3x3-PT-2A-LTLFireability-02
FORMULA_NAME NoC3x3-PT-2A-LTLFireability-03
FORMULA_NAME NoC3x3-PT-2A-LTLFireability-04
FORMULA_NAME NoC3x3-PT-2A-LTLFireability-05
FORMULA_NAME NoC3x3-PT-2A-LTLFireability-06
FORMULA_NAME NoC3x3-PT-2A-LTLFireability-07
FORMULA_NAME NoC3x3-PT-2A-LTLFireability-08
FORMULA_NAME NoC3x3-PT-2A-LTLFireability-09
FORMULA_NAME NoC3x3-PT-2A-LTLFireability-10
FORMULA_NAME NoC3x3-PT-2A-LTLFireability-11
FORMULA_NAME NoC3x3-PT-2A-LTLFireability-12
FORMULA_NAME NoC3x3-PT-2A-LTLFireability-13
FORMULA_NAME NoC3x3-PT-2A-LTLFireability-14
FORMULA_NAME NoC3x3-PT-2A-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1779743092402

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=NoC3x3-PT-2A
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-25 21:04:53] [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]
[2026-05-25 21:04:53] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 21:04:53] [INFO ] Load time of PNML (sax parser for PT used): 86 ms
[2026-05-25 21:04:53] [INFO ] Transformed 361 places.
[2026-05-25 21:04:53] [INFO ] Transformed 428 transitions.
[2026-05-25 21:04:53] [INFO ] Found NUPN structural information;
[2026-05-25 21:04:53] [INFO ] Parsed PT model containing 361 places and 428 transitions and 1697 arcs in 177 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 9 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
FORMULA NoC3x3-PT-2A-LTLFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NoC3x3-PT-2A-LTLFireability-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NoC3x3-PT-2A-LTLFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NoC3x3-PT-2A-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 52 out of 361 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 361/361 places, 428/428 transitions.
Ensure Unique test removed 23 places
Iterating post reduction 0 with 23 rules applied. Total rules applied 23 place count 338 transition count 428
Discarding 92 places :
Symmetric choice reduction at 1 with 92 rule applications. Total rules 115 place count 246 transition count 316
Ensure Unique test removed 30 places
Iterating global reduction 1 with 122 rules applied. Total rules applied 237 place count 216 transition count 316
Ensure Unique test removed 55 transitions
Reduce isomorphic transitions removed 55 transitions.
Iterating post reduction 1 with 55 rules applied. Total rules applied 292 place count 216 transition count 261
Drop transitions (Redundant composition of simpler transitions.) removed 20 transitions
Redundant transition composition rules discarded 20 transitions
Iterating global reduction 2 with 20 rules applied. Total rules applied 312 place count 216 transition count 241
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 2 with 5 rules applied. Total rules applied 317 place count 211 transition count 241
Applied a total of 317 rules in 55 ms. Remains 211 /361 variables (removed 150) and now considering 241/428 (removed 187) transitions.
[2026-05-25 21:04:53] [INFO ] Flow matrix only has 229 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11060485444157897109.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15173444920221181219.kers'
[2026-05-25 21:04:53] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11060485444157897109.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15173444920221181219.kers]
Normalized transition count is 228 out of 229 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 228 rows 206 cols 776 entries
Finished phase 1 with 127 SingleSign rule and 15 generalized
[2026-05-25 21:04:53] [INFO ] Computed 69 invariants in 1 ms
Computed 69 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-15173444920221181219.kers
Total runtime 2 ms.
[2026-05-25 21:04:54] [INFO ] Implicit Places using invariants in 287 ms returned [9, 155]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 317 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 209/361 places, 241/428 transitions.
Applied a total of 0 rules in 5 ms. Remains 209 /209 variables (removed 0) and now considering 241/241 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 391 ms. Remains : 209/361 places, 241/428 transitions.
Starting structural reductions in LTL mode, iteration 0 : 209/209 places, 241/241 transitions.
Applied a total of 0 rules in 3 ms. Remains 209 /209 variables (removed 0) and now considering 241/241 (removed 0) transitions.
[2026-05-25 21:04:54] [INFO ] Flow matrix only has 229 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13442102125773039624.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2424179859450003829.kers'
[2026-05-25 21:04:54] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13442102125773039624.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2424179859450003829.kers]
Normalized transition count is 228 out of 229 initially.
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 228 rows 206 cols 776 entries
Finished phase 1 with 127 SingleSign rule and 15 generalized
[2026-05-25 21:04:54] [INFO ] Computed 67 invariants in 0 ms
Computed 67 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-2424179859450003829.kers
Total runtime 1 ms.
[2026-05-25 21:04:54] [INFO ] Implicit Places using invariants in 137 ms returned []
[2026-05-25 21:04:54] [INFO ] Flow matrix only has 229 transitions (discarded 12 similar events)
[2026-05-25 21:04:54] [INFO ] Invariant cache hit.
[2026-05-25 21:04:54] [INFO ] State equation strengthened by 11 read => feed constraints.
[2026-05-25 21:04:54] [INFO ] Implicit Places using invariants and state equation in 274 ms returned []
Implicit Place search using SMT with State Equation took 413 ms to find 0 implicit places.
Running 240 sub problems to find dead transitions.
[2026-05-25 21:04:54] [INFO ] Flow matrix only has 229 transitions (discarded 12 similar events)
[2026-05-25 21:04:54] [INFO ] Invariant cache hit.
[2026-05-25 21:04:54] [INFO ] State equation strengthened by 11 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/207 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/207 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 2 (OVERLAPS) 1/208 variables, 59/65 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/208 variables, 1/66 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/208 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 5 (OVERLAPS) 1/209 variables, 1/67 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/209 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 7 (OVERLAPS) 228/437 variables, 209/276 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/437 variables, 10/286 constraints. Problems are: Problem set: 0 solved, 240 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/437 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 10 (OVERLAPS) 1/438 variables, 1/287 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/438 variables, 0/287 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 12 (OVERLAPS) 0/438 variables, 0/287 constraints. Problems are: Problem set: 0 solved, 240 unsolved
No progress, stopping.
After SMT solving in domain Real declared 438/438 variables, and 287 constraints, problems are : Problem set: 0 solved, 240 unsolved in 14045 ms.
Refiners :[Positive P Invariants (semi-flows): 60/60 constraints, Generalized P Invariants (flows): 7/7 constraints, State Equation: 209/209 constraints, ReadFeed: 11/11 constraints, PredecessorRefiner: 240/240 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 240 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/207 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/207 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 2 (OVERLAPS) 1/208 variables, 59/65 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/208 variables, 1/66 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/208 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 5 (OVERLAPS) 1/209 variables, 1/67 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/209 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 7 (OVERLAPS) 228/437 variables, 209/276 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/437 variables, 10/286 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/437 variables, 240/526 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/437 variables, 0/526 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 11 (OVERLAPS) 1/438 variables, 1/527 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/438 variables, 0/527 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 13 (OVERLAPS) 0/438 variables, 0/527 constraints. Problems are: Problem set: 0 solved, 240 unsolved
No progress, stopping.
After SMT solving in domain Int declared 438/438 variables, and 527 constraints, problems are : Problem set: 0 solved, 240 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 60/60 constraints, Generalized P Invariants (flows): 7/7 constraints, State Equation: 209/209 constraints, ReadFeed: 11/11 constraints, PredecessorRefiner: 240/240 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 44156ms problems are : Problem set: 0 solved, 240 unsolved
Search for dead transitions found 0 dead transitions in 44169ms
Finished structural reductions in LTL mode , in 1 iterations and 44609 ms. Remains : 209/209 places, 241/241 transitions.
Support contains 52 out of 209 places after structural reductions.
[2026-05-25 21:05:39] [INFO ] Flatten gal took : 46 ms
[2026-05-25 21:05:39] [INFO ] Flatten gal took : 19 ms
[2026-05-25 21:05:39] [INFO ] Input system was already deterministic with 241 transitions.
Reduction of identical properties reduced properties to check from 32 to 31
RANDOM walk for 40000 steps (8 resets) in 1134 ms. (35 steps per ms) remains 0/31 properties
FORMULA NoC3x3-PT-2A-LTLFireability-07 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 3 stabilizing places and 1 stable transitions
Graph (complete) has 622 edges and 209 vertex of which 208 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.6 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 U p1) U (!p2||F(G(p2))))))'
Support contains 5 out of 209 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 209/209 places, 241/241 transitions.
Ensure Unique test removed 1 places
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 207 transition count 241
Discarding 12 places :
Symmetric choice reduction at 1 with 12 rule applications. Total rules 14 place count 195 transition count 225
Ensure Unique test removed 5 places
Iterating global reduction 1 with 17 rules applied. Total rules applied 31 place count 190 transition count 225
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 37 place count 190 transition count 219
Applied a total of 37 rules in 8 ms. Remains 190 /209 variables (removed 19) and now considering 219/241 (removed 22) transitions.
[2026-05-25 21:05:40] [INFO ] Flow matrix only has 211 transitions (discarded 8 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5527639002482265304.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-318593032306064396.kers'
[2026-05-25 21:05:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5527639002482265304.kers, --Pflows, --basisKERS=/tmp/petrispot-output-318593032306064396.kers]
Normalized transition count is 210 out of 211 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 210 rows 189 cols 694 entries
Finished phase 1 with 126 SingleSign rule and 4 generalized
[2026-05-25 21:05:40] [INFO ] Computed 60 invariants in 0 ms
Computed 60 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-318593032306064396.kers
Total runtime 1 ms.
[2026-05-25 21:05:40] [INFO ] Implicit Places using invariants in 123 ms returned [44]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 125 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 189/209 places, 219/241 transitions.
Applied a total of 0 rules in 3 ms. Remains 189 /189 variables (removed 0) and now considering 219/219 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 136 ms. Remains : 189/209 places, 219/241 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(((p0 U p1) U (!p2||F(G(p2))))))'
Stuttering acceptance computed with spot in 277 ms :[false, false, (NOT p2), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : NoC3x3-PT-2A-LTLFireability-00
Product exploration explored 100000 steps with 50000 reset in 565 ms.
Product exploration explored 100000 steps with 50000 reset in 384 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 12 factoid took 14 ms. Proved property starting from automaton with 4 states, 9 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 21 ms.
FORMULA NoC3x3-PT-2A-LTLFireability-00 TRUE TECHNIQUES KNOWLEDGE
Treatment of property NoC3x3-PT-2A-LTLFireability-00 finished in 1475 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(G(p1)) U (p0&&X(F(p2))))))'
Support contains 5 out of 209 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 209/209 places, 241/241 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 208 transition count 241
Discarding 13 places :
Symmetric choice reduction at 1 with 13 rule applications. Total rules 14 place count 195 transition count 225
Ensure Unique test removed 7 places
Iterating global reduction 1 with 20 rules applied. Total rules applied 34 place count 188 transition count 225
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 42 place count 188 transition count 217
Applied a total of 42 rules in 7 ms. Remains 188 /209 variables (removed 21) and now considering 217/241 (removed 24) transitions.
[2026-05-25 21:05:41] [INFO ] Flow matrix only has 208 transitions (discarded 9 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-362565500583289293.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15314993009779883124.kers'
[2026-05-25 21:05:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-362565500583289293.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15314993009779883124.kers]
Normalized transition count is 207 out of 208 initially.
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 207 rows 186 cols 678 entries
Finished phase 1 with 129 SingleSign rule and 0 generalized
[2026-05-25 21:05:41] [INFO ] Computed 59 invariants in 0 ms
Computed 59 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-15314993009779883124.kers
Total runtime 1 ms.
[2026-05-25 21:05:41] [INFO ] Implicit Places using invariants in 82 ms returned [46]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 84 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 187/209 places, 217/241 transitions.
Applied a total of 0 rules in 4 ms. Remains 187 /187 variables (removed 0) and now considering 217/217 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 95 ms. Remains : 187/209 places, 217/241 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(p0)&&(X(G(p1)) U (p0&&X(F(p2))))))'
Stuttering acceptance computed with spot in 191 ms :[(OR (NOT p0) (NOT p2)), (NOT p0), (NOT p1), (OR (NOT p0) (NOT p2)), (NOT p2), true]
Running random walk in product with property : NoC3x3-PT-2A-LTLFireability-01
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA NoC3x3-PT-2A-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NoC3x3-PT-2A-LTLFireability-01 finished in 317 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||X(X(X(X(G((p1||G(p0)))))))))))'
Support contains 3 out of 209 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 209/209 places, 241/241 transitions.
Ensure Unique test removed 1 places
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 207 transition count 241
Discarding 14 places :
Symmetric choice reduction at 1 with 14 rule applications. Total rules 16 place count 193 transition count 223
Ensure Unique test removed 7 places
Iterating global reduction 1 with 21 rules applied. Total rules applied 37 place count 186 transition count 223
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 45 place count 186 transition count 215
Applied a total of 45 rules in 9 ms. Remains 186 /209 variables (removed 23) and now considering 215/241 (removed 26) transitions.
[2026-05-25 21:05:41] [INFO ] Flow matrix only has 207 transitions (discarded 8 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5362410019537163148.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4663169443539843013.kers'
[2026-05-25 21:05:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5362410019537163148.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4663169443539843013.kers]
Normalized transition count is 206 out of 207 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 206 rows 185 cols 674 entries
Finished phase 1 with 128 SingleSign rule and 0 generalized
[2026-05-25 21:05:41] [INFO ] Computed 58 invariants in 0 ms
Computed 58 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-4663169443539843013.kers
Total runtime 1 ms.
[2026-05-25 21:05:41] [INFO ] Implicit Places using invariants in 71 ms returned [44]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 73 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 185/209 places, 215/241 transitions.
Applied a total of 0 rules in 1 ms. Remains 185 /185 variables (removed 0) and now considering 215/215 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 83 ms. Remains : 185/209 places, 215/241 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 (X(X(X(X(G((p1||G(p0)))))))||p1))))'
Stuttering acceptance computed with spot in 188 ms :[true, (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : NoC3x3-PT-2A-LTLFireability-02
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 1 ms.
FORMULA NoC3x3-PT-2A-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NoC3x3-PT-2A-LTLFireability-02 finished in 311 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 U (F((p1||X(F(p2))))||X(!p3)))))'
Support contains 8 out of 209 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 209/209 places, 241/241 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 208 transition count 241
Discarding 12 places :
Symmetric choice reduction at 1 with 12 rule applications. Total rules 13 place count 196 transition count 225
Ensure Unique test removed 5 places
Iterating global reduction 1 with 17 rules applied. Total rules applied 30 place count 191 transition count 225
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 36 place count 191 transition count 219
Applied a total of 36 rules in 8 ms. Remains 191 /209 variables (removed 18) and now considering 219/241 (removed 22) transitions.
[2026-05-25 21:05:42] [INFO ] Flow matrix only has 211 transitions (discarded 8 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7180931271788260056.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8006906441172516678.kers'
[2026-05-25 21:05:42] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7180931271788260056.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8006906441172516678.kers]
Normalized transition count is 210 out of 211 initially.
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 210 rows 189 cols 694 entries
Finished phase 1 with 126 SingleSign rule and 4 generalized
[2026-05-25 21:05:42] [INFO ] Computed 61 invariants in 0 ms
Computed 61 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-8006906441172516678.kers
Total runtime 1 ms.
[2026-05-25 21:05:42] [INFO ] Implicit Places using invariants in 63 ms returned []
[2026-05-25 21:05:42] [INFO ] Flow matrix only has 211 transitions (discarded 8 similar events)
[2026-05-25 21:05:42] [INFO ] Invariant cache hit.
[2026-05-25 21:05:42] [INFO ] State equation strengthened by 11 read => feed constraints.
[2026-05-25 21:05:42] [INFO ] Implicit Places using invariants and state equation in 135 ms returned []
Implicit Place search using SMT with State Equation took 199 ms to find 0 implicit places.
Running 218 sub problems to find dead transitions.
[2026-05-25 21:05:42] [INFO ] Flow matrix only has 211 transitions (discarded 8 similar events)
[2026-05-25 21:05:42] [INFO ] Invariant cache hit.
[2026-05-25 21:05:42] [INFO ] State equation strengthened by 11 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/189 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/189 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 2 (OVERLAPS) 1/190 variables, 58/60 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/190 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 4 (OVERLAPS) 1/191 variables, 1/61 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/191 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 6 (OVERLAPS) 210/401 variables, 191/252 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/401 variables, 10/262 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/401 variables, 0/262 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 9 (OVERLAPS) 1/402 variables, 1/263 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/402 variables, 0/263 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 11 (OVERLAPS) 0/402 variables, 0/263 constraints. Problems are: Problem set: 0 solved, 218 unsolved
No progress, stopping.
After SMT solving in domain Real declared 402/402 variables, and 263 constraints, problems are : Problem set: 0 solved, 218 unsolved in 10493 ms.
Refiners :[Positive P Invariants (semi-flows): 59/59 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 191/191 constraints, ReadFeed: 11/11 constraints, PredecessorRefiner: 218/218 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 218 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/189 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/189 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 2 (OVERLAPS) 1/190 variables, 58/60 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/190 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 4 (OVERLAPS) 1/191 variables, 1/61 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/191 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 6 (OVERLAPS) 210/401 variables, 191/252 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/401 variables, 10/262 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/401 variables, 218/480 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/401 variables, 0/480 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 10 (OVERLAPS) 1/402 variables, 1/481 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/402 variables, 0/481 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 12 (OVERLAPS) 0/402 variables, 0/481 constraints. Problems are: Problem set: 0 solved, 218 unsolved
No progress, stopping.
After SMT solving in domain Int declared 402/402 variables, and 481 constraints, problems are : Problem set: 0 solved, 218 unsolved in 23186 ms.
Refiners :[Positive P Invariants (semi-flows): 59/59 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 191/191 constraints, ReadFeed: 11/11 constraints, PredecessorRefiner: 218/218 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 33703ms problems are : Problem set: 0 solved, 218 unsolved
Search for dead transitions found 0 dead transitions in 33707ms
Starting structural reductions in LTL mode, iteration 1 : 191/209 places, 219/241 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 33915 ms. Remains : 191/209 places, 219/241 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((p0 U (F((p1||X(F(p2))))||X(!p3)))))'
Stuttering acceptance computed with spot in 215 ms :[(AND (NOT p1) (NOT p2) p3), (AND (NOT p1) (NOT p2) p3), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2) p3), (AND (NOT p1) (NOT p2) p3)]
Running random walk in product with property : NoC3x3-PT-2A-LTLFireability-03
Product exploration explored 100000 steps with 33333 reset in 392 ms.
Product exploration explored 100000 steps with 33333 reset in 387 ms.
Computed a total of 3 stabilizing places and 1 stable transitions
Graph (complete) has 550 edges and 191 vertex of which 190 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
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 11 factoid took 15 ms. Proved property starting from automaton with 5 states, 7 edges and 4 AP (stutter sensitive
Knowledge-based reduction took 18 ms.
FORMULA NoC3x3-PT-2A-LTLFireability-03 TRUE TECHNIQUES KNOWLEDGE
Treatment of property NoC3x3-PT-2A-LTLFireability-03 finished in 34967 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(p1)&&p0) U G((G(p2) U (!p3||G(p4))))))'
Support contains 8 out of 209 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 209/209 places, 241/241 transitions.
Graph (complete) has 622 edges and 209 vertex of which 208 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Discarding 1 places :
Also discarding 0 output transitions
Ensure Unique test removed 1 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 43 transitions
Trivial Post-agglo rules discarded 43 transitions
Performed 43 trivial Post agglomeration. Transition count delta: 43
Iterating post reduction 0 with 43 rules applied. Total rules applied 44 place count 207 transition count 198
Reduce places removed 43 places and 0 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Iterating post reduction 1 with 50 rules applied. Total rules applied 94 place count 164 transition count 191
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 2 with 7 rules applied. Total rules applied 101 place count 157 transition count 191
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 114 place count 144 transition count 174
Ensure Unique test removed 7 places
Iterating global reduction 3 with 20 rules applied. Total rules applied 134 place count 137 transition count 174
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 3 with 11 rules applied. Total rules applied 145 place count 137 transition count 163
Reduce places removed 3 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 4 with 5 rules applied. Total rules applied 150 place count 134 transition count 161
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 152 place count 132 transition count 161
Applied a total of 152 rules in 61 ms. Remains 132 /209 variables (removed 77) and now considering 161/241 (removed 80) transitions.
[2026-05-25 21:06:17] [INFO ] Flow matrix only has 153 transitions (discarded 8 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16024235533922838476.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-172742046479501318.kers'
[2026-05-25 21:06:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16024235533922838476.kers, --Pflows, --basisKERS=/tmp/petrispot-output-172742046479501318.kers]
Normalized transition count is 152 out of 153 initially.
Culling duplicate invariants (modulo rational): removing 9 columns.
Culled 9 columns in 0 ms.
// Phase 1: matrix 152 rows 123 cols 518 entries
Finished phase 1 with 74 SingleSign rule and 0 generalized
[2026-05-25 21:06:17] [INFO ] Computed 58 invariants in 0 ms
Computed 58 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-172742046479501318.kers
Total runtime 1 ms.
[2026-05-25 21:06:17] [INFO ] Implicit Places using invariants in 74 ms returned [35]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 88 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 131/209 places, 161/241 transitions.
Applied a total of 0 rules in 5 ms. Remains 131 /131 variables (removed 0) and now considering 161/161 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 154 ms. Remains : 131/209 places, 161/241 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(p1)&&p0) U G((G(p2) U (!p3||G(p4))))))'
Stuttering acceptance computed with spot in 769 ms :[(AND p3 (NOT p4)), true, (NOT p1), (NOT p2), (NOT p4), (AND p3 (NOT p4)), (AND p3 (NOT p4)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) p3 (NOT p4)), (AND p3 (NOT p4)), (AND (NOT p1) (NOT p4)), (AND p3 (NOT p4)), (AND (NOT p2) (NOT p4)), (AND (NOT p1) (NOT p2) (NOT p4)), (AND (NOT p2) p3 (NOT p4)), (AND (NOT p2) (NOT p4) p3), (AND p3 (NOT p4)), (AND (NOT p2) (NOT p4) p3)]
Running random walk in product with property : NoC3x3-PT-2A-LTLFireability-04
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA NoC3x3-PT-2A-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NoC3x3-PT-2A-LTLFireability-04 finished in 1003 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) U (p1 U X(X(X(p2)))))))'
Support contains 6 out of 209 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 209/209 places, 241/241 transitions.
Ensure Unique test removed 1 places
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 207 transition count 241
Discarding 13 places :
Symmetric choice reduction at 1 with 13 rule applications. Total rules 15 place count 194 transition count 224
Ensure Unique test removed 7 places
Iterating global reduction 1 with 20 rules applied. Total rules applied 35 place count 187 transition count 224
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 43 place count 187 transition count 216
Applied a total of 43 rules in 11 ms. Remains 187 /209 variables (removed 22) and now considering 216/241 (removed 25) transitions.
[2026-05-25 21:06:18] [INFO ] Flow matrix only has 208 transitions (discarded 8 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14908253591381169197.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5067476262730433135.kers'
[2026-05-25 21:06:18] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14908253591381169197.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5067476262730433135.kers]
Normalized transition count is 207 out of 208 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 207 rows 186 cols 678 entries
Finished phase 1 with 129 SingleSign rule and 0 generalized
[2026-05-25 21:06:18] [INFO ] Computed 58 invariants in 0 ms
Computed 58 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-5067476262730433135.kers
Total runtime 1 ms.
[2026-05-25 21:06:18] [INFO ] Implicit Places using invariants in 69 ms returned [44]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 69 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 186/209 places, 216/241 transitions.
Applied a total of 0 rules in 2 ms. Remains 186 /186 variables (removed 0) and now considering 216/216 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 82 ms. Remains : 186/209 places, 216/241 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) U (p1 U X(X(X(p2)))))))'
Stuttering acceptance computed with spot in 415 ms :[(NOT p2), (NOT p2), (AND p0 (NOT p2)), (NOT p2), (AND p0 (NOT p2)), (AND p0 (NOT p2)), (NOT p2), (AND p0 (NOT p2)), (AND p0 (NOT p2)), (AND p0 (NOT p2)), p0]
Running random walk in product with property : NoC3x3-PT-2A-LTLFireability-05
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 1 ms.
FORMULA NoC3x3-PT-2A-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NoC3x3-PT-2A-LTLFireability-05 finished in 548 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 X(p1))&&F(p2)&&X(p3)))'
Support contains 7 out of 209 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 209/209 places, 241/241 transitions.
Ensure Unique test removed 1 places
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 207 transition count 241
Discarding 12 places :
Symmetric choice reduction at 1 with 12 rule applications. Total rules 14 place count 195 transition count 226
Ensure Unique test removed 6 places
Iterating global reduction 1 with 18 rules applied. Total rules applied 32 place count 189 transition count 226
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 1 with 7 rules applied. Total rules applied 39 place count 189 transition count 219
Applied a total of 39 rules in 10 ms. Remains 189 /209 variables (removed 20) and now considering 219/241 (removed 22) transitions.
[2026-05-25 21:06:18] [INFO ] Flow matrix only has 210 transitions (discarded 9 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17888376750423019863.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5392820568064975257.kers'
[2026-05-25 21:06:18] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17888376750423019863.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5392820568064975257.kers]
Normalized transition count is 209 out of 210 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 209 rows 188 cols 688 entries
Finished phase 1 with 128 SingleSign rule and 2 generalized
[2026-05-25 21:06:18] [INFO ] Computed 59 invariants in 1 ms
Computed 59 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-5392820568064975257.kers
Total runtime 1 ms.
[2026-05-25 21:06:18] [INFO ] Implicit Places using invariants in 70 ms returned [44]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 71 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 188/209 places, 219/241 transitions.
Applied a total of 0 rules in 2 ms. Remains 188 /188 variables (removed 0) and now considering 219/219 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 83 ms. Remains : 188/209 places, 219/241 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 X(p1))&&F(p2)&&X(p3)))'
Stuttering acceptance computed with spot in 222 ms :[(OR (NOT p3) (NOT p2) (NOT p1)), (NOT p2), (NOT p3), (NOT p1), (AND p0 (NOT p1)), true, p0]
Running random walk in product with property : NoC3x3-PT-2A-LTLFireability-09
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA NoC3x3-PT-2A-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NoC3x3-PT-2A-LTLFireability-09 finished in 341 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 1 out of 209 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 209/209 places, 241/241 transitions.
Graph (complete) has 622 edges and 209 vertex of which 208 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Discarding 1 places :
Also discarding 0 output transitions
Ensure Unique test removed 1 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 52 transitions
Trivial Post-agglo rules discarded 52 transitions
Performed 52 trivial Post agglomeration. Transition count delta: 52
Iterating post reduction 0 with 52 rules applied. Total rules applied 53 place count 207 transition count 189
Reduce places removed 52 places and 0 transitions.
Iterating post reduction 1 with 52 rules applied. Total rules applied 105 place count 155 transition count 189
Discarding 14 places :
Symmetric choice reduction at 2 with 14 rule applications. Total rules 119 place count 141 transition count 171
Ensure Unique test removed 7 places
Iterating global reduction 2 with 21 rules applied. Total rules applied 140 place count 134 transition count 171
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 7 transitions
Trivial Post-agglo rules discarded 7 transitions
Performed 7 trivial Post agglomeration. Transition count delta: 7
Iterating post reduction 2 with 15 rules applied. Total rules applied 155 place count 134 transition count 156
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 3 with 7 rules applied. Total rules applied 162 place count 127 transition count 156
Applied a total of 162 rules in 18 ms. Remains 127 /209 variables (removed 82) and now considering 156/241 (removed 85) transitions.
[2026-05-25 21:06:18] [INFO ] Flow matrix only has 148 transitions (discarded 8 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1448459695967674480.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2187852727231138952.kers'
[2026-05-25 21:06:18] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1448459695967674480.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2187852727231138952.kers]
Normalized transition count is 147 out of 148 initially.
Culling duplicate invariants (modulo rational): removing 9 columns.
Culled 9 columns in 0 ms.
// Phase 1: matrix 147 rows 118 cols 504 entries
Finished phase 1 with 69 SingleSign rule and 0 generalized
[2026-05-25 21:06:18] [INFO ] Computed 58 invariants in 0 ms
Computed 58 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-2187852727231138952.kers
Total runtime 1 ms.
[2026-05-25 21:06:19] [INFO ] Implicit Places using invariants in 57 ms returned [35]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 57 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 126/209 places, 156/241 transitions.
Applied a total of 0 rules in 8 ms. Remains 126 /126 variables (removed 0) and now considering 156/156 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 83 ms. Remains : 126/209 places, 156/241 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 30 ms :[(NOT p0)]
Running random walk in product with property : NoC3x3-PT-2A-LTLFireability-10
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA NoC3x3-PT-2A-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NoC3x3-PT-2A-LTLFireability-10 finished in 144 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(F(p0)))&&(F((!p0 U (p1||G(!p0)))) U p2)))'
Support contains 6 out of 209 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 209/209 places, 241/241 transitions.
Ensure Unique test removed 1 places
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 207 transition count 241
Discarding 12 places :
Symmetric choice reduction at 1 with 12 rule applications. Total rules 14 place count 195 transition count 226
Ensure Unique test removed 6 places
Iterating global reduction 1 with 18 rules applied. Total rules applied 32 place count 189 transition count 226
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 1 with 7 rules applied. Total rules applied 39 place count 189 transition count 219
Applied a total of 39 rules in 7 ms. Remains 189 /209 variables (removed 20) and now considering 219/241 (removed 22) transitions.
[2026-05-25 21:06:19] [INFO ] Flow matrix only has 210 transitions (discarded 9 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14702695754572752989.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9793157229760057421.kers'
[2026-05-25 21:06:19] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14702695754572752989.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9793157229760057421.kers]
Normalized transition count is 209 out of 210 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 209 rows 188 cols 688 entries
Finished phase 1 with 128 SingleSign rule and 2 generalized
[2026-05-25 21:06:19] [INFO ] Computed 59 invariants in 0 ms
Computed 59 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-9793157229760057421.kers
Total runtime 1 ms.
[2026-05-25 21:06:19] [INFO ] Implicit Places using invariants in 96 ms returned [44]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 101 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 188/209 places, 219/241 transitions.
Applied a total of 0 rules in 2 ms. Remains 188 /188 variables (removed 0) and now considering 219/219 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 110 ms. Remains : 188/209 places, 219/241 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(F(p0)))&&(F((!p0 U (p1||G(!p0)))) U p2)))'
Stuttering acceptance computed with spot in 197 ms :[(OR (NOT p2) (NOT p0)), (NOT p0), (AND (NOT p1) p0), (NOT p2), (NOT p0)]
Running random walk in product with property : NoC3x3-PT-2A-LTLFireability-11
Stuttering criterion allowed to conclude after 13 steps with 4 reset in 0 ms.
FORMULA NoC3x3-PT-2A-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NoC3x3-PT-2A-LTLFireability-11 finished in 338 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))'
Support contains 2 out of 209 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 209/209 places, 241/241 transitions.
Graph (complete) has 622 edges and 209 vertex of which 208 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Discarding 1 places :
Also discarding 0 output transitions
Ensure Unique test removed 1 places
Reduce places removed 2 places and 1 transitions.
Reduce places removed 1 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 54 transitions
Trivial Post-agglo rules discarded 54 transitions
Performed 54 trivial Post agglomeration. Transition count delta: 54
Iterating post reduction 0 with 55 rules applied. Total rules applied 56 place count 205 transition count 186
Reduce places removed 61 places and 0 transitions.
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 1 with 67 rules applied. Total rules applied 123 place count 144 transition count 180
Discarding 13 places :
Symmetric choice reduction at 2 with 13 rule applications. Total rules 136 place count 131 transition count 163
Ensure Unique test removed 6 places
Iterating global reduction 2 with 19 rules applied. Total rules applied 155 place count 125 transition count 163
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 2 with 13 rules applied. Total rules applied 168 place count 125 transition count 150
Reduce places removed 7 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 176 place count 118 transition count 149
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 177 place count 118 transition count 148
Applied a total of 177 rules in 21 ms. Remains 118 /209 variables (removed 91) and now considering 148/241 (removed 93) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6275087358436346159.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7950206884682737437.kers'
[2026-05-25 21:06:19] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6275087358436346159.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7950206884682737437.kers]
Normalized transition count is 147 out of 148 initially.
Culling duplicate invariants (modulo rational): removing 30 columns.
Culled 30 columns in 0 ms.
// Phase 1: matrix 147 rows 88 cols 345 entries
Finished phase 1 with 68 SingleSign rule and 0 generalized
[2026-05-25 21:06:19] [INFO ] Computed 50 invariants in 0 ms
Computed 50 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-7950206884682737437.kers
Total runtime 0 ms.
[2026-05-25 21:06:19] [INFO ] Implicit Places using invariants in 45 ms returned []
[2026-05-25 21:06:19] [INFO ] Invariant cache hit.
[2026-05-25 21:06:19] [INFO ] State equation strengthened by 9 read => feed constraints.
[2026-05-25 21:06:19] [INFO ] Implicit Places using invariants and state equation in 82 ms returned []
Implicit Place search using SMT with State Equation took 128 ms to find 0 implicit places.
[2026-05-25 21:06:19] [INFO ] Redundant transitions in 56 ms returned [23, 30, 31, 59, 60, 61, 62, 63, 70, 71, 74, 85, 100, 101, 103, 107, 110, 111, 112, 118, 119, 120, 122, 126, 135, 138, 139, 140, 141, 147]
Found 30 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 30 transitions
Redundant transitions reduction (with SMT) removed 30 transitions.
Running 92 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12368515066343768307.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11585289912660345635.kers'
[2026-05-25 21:06:19] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12368515066343768307.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11585289912660345635.kers]
Normalized transition count is 117 out of 118 initially.
Culling duplicate invariants (modulo rational): removing 30 columns.
Culled 30 columns in 0 ms.
// Phase 1: matrix 117 rows 88 cols 267 entries
Finished phase 1 with 68 SingleSign rule and 0 generalized
[2026-05-25 21:06:19] [INFO ] Computed 50 invariants in 0 ms
Computed 50 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-11585289912660345635.kers
Total runtime 0 ms.
[2026-05-25 21:06:19] [INFO ] State equation strengthened by 9 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/106 variables, 38/38 constraints. Problems are: Problem set: 0 solved, 92 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/106 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 92 unsolved
At refinement iteration 2 (OVERLAPS) 12/118 variables, 12/50 constraints. Problems are: Problem set: 0 solved, 92 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/118 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 92 unsolved
At refinement iteration 4 (OVERLAPS) 117/235 variables, 118/168 constraints. Problems are: Problem set: 0 solved, 92 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/235 variables, 9/177 constraints. Problems are: Problem set: 0 solved, 92 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/235 variables, 0/177 constraints. Problems are: Problem set: 0 solved, 92 unsolved
At refinement iteration 7 (OVERLAPS) 0/235 variables, 0/177 constraints. Problems are: Problem set: 0 solved, 92 unsolved
No progress, stopping.
After SMT solving in domain Real declared 235/236 variables, and 177 constraints, problems are : Problem set: 0 solved, 92 unsolved in 1793 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 118/118 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 92/92 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 92 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/106 variables, 38/38 constraints. Problems are: Problem set: 0 solved, 92 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/106 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 92 unsolved
At refinement iteration 2 (OVERLAPS) 12/118 variables, 12/50 constraints. Problems are: Problem set: 0 solved, 92 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/118 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 92 unsolved
At refinement iteration 4 (OVERLAPS) 117/235 variables, 118/168 constraints. Problems are: Problem set: 0 solved, 92 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/235 variables, 9/177 constraints. Problems are: Problem set: 0 solved, 92 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/235 variables, 92/269 constraints. Problems are: Problem set: 0 solved, 92 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/235 variables, 0/269 constraints. Problems are: Problem set: 0 solved, 92 unsolved
At refinement iteration 8 (OVERLAPS) 0/235 variables, 0/269 constraints. Problems are: Problem set: 0 solved, 92 unsolved
No progress, stopping.
After SMT solving in domain Int declared 235/236 variables, and 269 constraints, problems are : Problem set: 0 solved, 92 unsolved in 2470 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 118/118 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 92/92 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4273ms problems are : Problem set: 0 solved, 92 unsolved
Search for dead transitions found 0 dead transitions in 4273ms
Starting structural reductions in SI_LTL mode, iteration 1 : 118/209 places, 118/241 transitions.
Performed 11 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 11 Pre rules applied. Total rules applied 0 place count 118 transition count 107
Deduced a syphon composed of 11 places in 0 ms
Reduce places removed 22 places and 0 transitions.
Iterating global reduction 0 with 33 rules applied. Total rules applied 33 place count 96 transition count 107
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 35 place count 96 transition count 105
Reduce places removed 4 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Graph (trivial) has 49 edges and 92 vertex of which 18 / 92 are part of one of the 9 SCC in 1 ms
Free SCC test removed 9 places
Iterating post reduction 1 with 7 rules applied. Total rules applied 42 place count 83 transition count 103
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 2 with 14 rules applied. Total rules applied 56 place count 81 transition count 91
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: 10
Deduced a syphon composed of 10 places in 0 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 3 with 30 rules applied. Total rules applied 86 place count 61 transition count 81
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 5 rules applied. Total rules applied 91 place count 58 transition count 79
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Graph (trivial) has 39 edges and 58 vertex of which 16 / 58 are part of one of the 8 SCC in 0 ms
Free SCC test removed 8 places
Iterating post reduction 3 with 3 rules applied. Total rules applied 94 place count 50 transition count 77
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 4 with 8 rules applied. Total rules applied 102 place count 50 transition count 69
Drop transitions (Redundant composition of simpler transitions.) removed 19 transitions
Redundant transition composition rules discarded 19 transitions
Iterating global reduction 5 with 19 rules applied. Total rules applied 121 place count 50 transition count 50
Ensure Unique test removed 1 places
Iterating post reduction 5 with 1 rules applied. Total rules applied 122 place count 49 transition count 50
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 1 Pre rules applied. Total rules applied 122 place count 49 transition count 49
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 6 with 3 rules applied. Total rules applied 125 place count 47 transition count 49
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 1 Pre rules applied. Total rules applied 125 place count 47 transition count 48
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 127 place count 46 transition count 48
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 2 places and 0 transitions.
Iterating global reduction 6 with 3 rules applied. Total rules applied 130 place count 44 transition count 47
Graph (trivial) has 13 edges and 44 vertex of which 2 / 44 are part of one of the 1 SCC in 0 ms
Free SCC test removed 1 places
Iterating global reduction 6 with 1 rules applied. Total rules applied 131 place count 43 transition count 47
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 132 place count 43 transition count 46
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 7 with 2 rules applied. Total rules applied 134 place count 43 transition count 44
Applied a total of 134 rules in 34 ms. Remains 43 /118 variables (removed 75) and now considering 44/118 (removed 74) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16381429753694170715.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5783529945575366054.kers'
[2026-05-25 21:06:23] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16381429753694170715.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5783529945575366054.kers]
Normalized transition count is 43 out of 44 initially.
Culling duplicate invariants (modulo rational): removing 19 columns.
Culled 19 columns in 0 ms.
// Phase 1: matrix 43 rows 24 cols 73 entries
Finished phase 1 with 20 SingleSign rule and 2 generalized
[2026-05-25 21:06:23] [INFO ] Computed 21 invariants in 0 ms
Computed 21 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-5783529945575366054.kers
Total runtime 0 ms.
[2026-05-25 21:06:23] [INFO ] Implicit Places using invariants in 41 ms returned []
[2026-05-25 21:06:23] [INFO ] Invariant cache hit.
[2026-05-25 21:06:23] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 78 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 43/209 places, 44/241 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 4595 ms. Remains : 43/209 places, 44/241 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))'
Stuttering acceptance computed with spot in 28 ms :[(NOT p0)]
Running random walk in product with property : NoC3x3-PT-2A-LTLFireability-14
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA NoC3x3-PT-2A-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NoC3x3-PT-2A-LTLFireability-14 finished in 4644 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 2 out of 209 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 209/209 places, 241/241 transitions.
Graph (complete) has 622 edges and 209 vertex of which 208 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Discarding 1 places :
Also discarding 0 output transitions
Ensure Unique test removed 1 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 52 transitions
Trivial Post-agglo rules discarded 52 transitions
Performed 52 trivial Post agglomeration. Transition count delta: 52
Iterating post reduction 0 with 52 rules applied. Total rules applied 53 place count 207 transition count 189
Reduce places removed 52 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 54 rules applied. Total rules applied 107 place count 155 transition count 187
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 109 place count 153 transition count 187
Discarding 14 places :
Symmetric choice reduction at 3 with 14 rule applications. Total rules 123 place count 139 transition count 169
Ensure Unique test removed 7 places
Iterating global reduction 3 with 21 rules applied. Total rules applied 144 place count 132 transition count 169
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 3 with 13 rules applied. Total rules applied 157 place count 132 transition count 156
Reduce places removed 5 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 4 with 7 rules applied. Total rules applied 164 place count 127 transition count 154
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 166 place count 125 transition count 154
Applied a total of 166 rules in 23 ms. Remains 125 /209 variables (removed 84) and now considering 154/241 (removed 87) transitions.
[2026-05-25 21:06:24] [INFO ] Flow matrix only has 146 transitions (discarded 8 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6632063768028351723.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16911634852800177167.kers'
[2026-05-25 21:06:24] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6632063768028351723.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16911634852800177167.kers]
Normalized transition count is 145 out of 146 initially.
Culling duplicate invariants (modulo rational): removing 10 columns.
Culled 10 columns in 0 ms.
// Phase 1: matrix 145 rows 115 cols 495 entries
Finished phase 1 with 67 SingleSign rule and 0 generalized
[2026-05-25 21:06:24] [INFO ] Computed 58 invariants in 0 ms
Computed 58 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-16911634852800177167.kers
Total runtime 0 ms.
[2026-05-25 21:06:24] [INFO ] Implicit Places using invariants in 59 ms returned [35]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 60 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 124/209 places, 154/241 transitions.
Applied a total of 0 rules in 3 ms. Remains 124 /124 variables (removed 0) and now considering 154/154 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 86 ms. Remains : 124/209 places, 154/241 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 62 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : NoC3x3-PT-2A-LTLFireability-15
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA NoC3x3-PT-2A-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NoC3x3-PT-2A-LTLFireability-15 finished in 170 ms.
All properties solved by simple procedures.
Total runtime 90680 ms.

BK_STOP 1779743184258

--------------------
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="NoC3x3-PT-2A"
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 NoC3x3-PT-2A, 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 r194-tall-177969914000276"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/NoC3x3-PT-2A.tgz
mv NoC3x3-PT-2A 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 '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
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 ;