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.r050-smll-177946901000052.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 Champagne-PT-H06T0R, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r050-smll-177946901000052
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 636K
-rw-r--r-- 1 mcc users 6.3K Mar 6 10:48 CTLCardinality.txt
-rw-r--r-- 1 mcc users 63K Mar 6 10:48 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.0K Mar 6 10:48 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K Mar 6 10:48 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.1K Mar 15 07:58 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Mar 15 07:58 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 07:58 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 07:58 LTLFireability.xml
-rw-r--r-- 1 mcc users 16K Mar 6 10:48 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 174K Mar 6 10:48 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.8K Mar 6 10:48 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 87K Mar 6 10:48 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 07:58 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 07:58 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 7 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 119K 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 Champagne-PT-H06T0R-LTLFireability-00
FORMULA_NAME Champagne-PT-H06T0R-LTLFireability-01
FORMULA_NAME Champagne-PT-H06T0R-LTLFireability-02
FORMULA_NAME Champagne-PT-H06T0R-LTLFireability-03
FORMULA_NAME Champagne-PT-H06T0R-LTLFireability-04
FORMULA_NAME Champagne-PT-H06T0R-LTLFireability-05
FORMULA_NAME Champagne-PT-H06T0R-LTLFireability-06
FORMULA_NAME Champagne-PT-H06T0R-LTLFireability-07
FORMULA_NAME Champagne-PT-H06T0R-LTLFireability-08
FORMULA_NAME Champagne-PT-H06T0R-LTLFireability-09
FORMULA_NAME Champagne-PT-H06T0R-LTLFireability-10
FORMULA_NAME Champagne-PT-H06T0R-LTLFireability-11
FORMULA_NAME Champagne-PT-H06T0R-LTLFireability-12
FORMULA_NAME Champagne-PT-H06T0R-LTLFireability-13
FORMULA_NAME Champagne-PT-H06T0R-LTLFireability-14
FORMULA_NAME Champagne-PT-H06T0R-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1779491011925

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Champagne-PT-H06T0R
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-22 23:03:34] [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]
[2026-05-22 23:03:34] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 23:03:34] [INFO ] Load time of PNML (sax parser for PT used): 165 ms
[2026-05-22 23:03:34] [INFO ] Transformed 399 places.
[2026-05-22 23:03:34] [INFO ] Transformed 528 transitions.
[2026-05-22 23:03:34] [INFO ] Found NUPN structural information;
[2026-05-22 23:03:34] [INFO ] Parsed PT model containing 399 places and 528 transitions and 1345 arcs in 379 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 15 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA Champagne-PT-H06T0R-LTLFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Champagne-PT-H06T0R-LTLFireability-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 41 out of 399 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 399/399 places, 528/528 transitions.
Discarding 91 places :
Symmetric choice reduction at 0 with 91 rule applications. Total rules 91 place count 308 transition count 437
Iterating global reduction 0 with 91 rules applied. Total rules applied 182 place count 308 transition count 437
Discarding 48 places :
Symmetric choice reduction at 0 with 48 rule applications. Total rules 230 place count 260 transition count 389
Iterating global reduction 0 with 48 rules applied. Total rules applied 278 place count 260 transition count 389
Discarding 25 places :
Symmetric choice reduction at 0 with 25 rule applications. Total rules 303 place count 235 transition count 352
Iterating global reduction 0 with 25 rules applied. Total rules applied 328 place count 235 transition count 352
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 336 place count 235 transition count 344
Applied a total of 336 rules in 127 ms. Remains 235 /399 variables (removed 164) and now considering 344/528 (removed 184) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14543998627013176586.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12468304805368033696.kers'
[2026-05-22 23:03:34] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14543998627013176586.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12468304805368033696.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 344 rows 235 cols 945 entries
Finished phase 1 with 215 SingleSign rule and 0 generalized
[2026-05-22 23:03:34] [INFO ] Computed 20 invariants in 2 ms
Computed 20 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-12468304805368033696.kers
Total runtime 3 ms.
[2026-05-22 23:03:35] [INFO ] Implicit Places using invariants in 448 ms returned []
[2026-05-22 23:03:35] [INFO ] Invariant cache hit.
[2026-05-22 23:03:35] [INFO ] Implicit Places using invariants and state equation in 527 ms returned []
Implicit Place search using SMT with State Equation took 1036 ms to find 0 implicit places.
Running 343 sub problems to find dead transitions.
[2026-05-22 23:03:36] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/234 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 343 unsolved
At refinement iteration 1 (OVERLAPS) 1/235 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 343 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/235 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 343 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/235 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 343 unsolved
At refinement iteration 4 (OVERLAPS) 344/579 variables, 235/257 constraints. Problems are: Problem set: 0 solved, 343 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/579 variables, 0/257 constraints. Problems are: Problem set: 0 solved, 343 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Stream closed")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 579/579 variables, and 257 constraints, problems are : Problem set: 0 solved, 343 unsolved in 30053 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 235/235 constraints, PredecessorRefiner: 343/343 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 343 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/234 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 343 unsolved
At refinement iteration 1 (OVERLAPS) 1/235 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 343 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/235 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 343 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/235 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 343 unsolved
At refinement iteration 4 (OVERLAPS) 344/579 variables, 235/257 constraints. Problems are: Problem set: 0 solved, 343 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/579 variables, 343/600 constraints. Problems are: Problem set: 0 solved, 343 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/579 variables, 1/601 constraints. Problems are: Problem set: 0 solved, 343 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/579 variables, 1/602 constraints. Problems are: Problem set: 0 solved, 343 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 579/579 variables, and 603 constraints, problems are : Problem set: 0 solved, 343 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 235/235 constraints, PredecessorRefiner: 343/343 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 60369ms problems are : Problem set: 0 solved, 343 unsolved
Search for dead transitions found 0 dead transitions in 60421ms
Starting structural reductions in LTL mode, iteration 1 : 235/399 places, 344/528 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61688 ms. Remains : 235/399 places, 344/528 transitions.
Starting structural reductions in LTL mode, iteration 0 : 235/235 places, 344/344 transitions.
Applied a total of 0 rules in 24 ms. Remains 235 /235 variables (removed 0) and now considering 344/344 (removed 0) transitions.
[2026-05-22 23:04:36] [INFO ] Invariant cache hit.
[2026-05-22 23:04:36] [INFO ] Implicit Places using invariants in 192 ms returned []
[2026-05-22 23:04:36] [INFO ] Invariant cache hit.
[2026-05-22 23:04:37] [INFO ] Implicit Places using invariants and state equation in 552 ms returned []
Implicit Place search using SMT with State Equation took 754 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 790 ms. Remains : 235/235 places, 344/344 transitions.
Support contains 41 out of 235 places after structural reductions.
[2026-05-22 23:04:37] [INFO ] Flatten gal took : 118 ms
[2026-05-22 23:04:37] [INFO ] Flatten gal took : 59 ms
[2026-05-22 23:04:37] [INFO ] Input system was already deterministic with 344 transitions.
RANDOM walk for 40000 steps (178 resets) in 1532 ms. (26 steps per ms) remains 2/36 properties
BEST_FIRST walk for 40003 steps (14 resets) in 231 ms. (172 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (11 resets) in 120 ms. (330 steps per ms) remains 2/2 properties
[2026-05-22 23:04:38] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem AtomicPropp35 is UNSAT
At refinement iteration 1 (OVERLAPS) 74/81 variables, 6/6 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/81 variables, 0/6 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 154/235 variables, 14/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/235 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 344/579 variables, 235/255 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/579 variables, 0/255 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/579 variables, 0/255 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 579/579 variables, and 255 constraints, problems are : Problem set: 1 solved, 1 unsolved in 285 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 235/235 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Problem AtomicPropp34 is UNSAT
After SMT solving in domain Int declared 32/579 variables, and 2 constraints, problems are : Problem set: 2 solved, 0 unsolved in 31 ms.
Refiners :[Positive P Invariants (semi-flows): 2/20 constraints, State Equation: 0/235 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 326ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
FORMULA Champagne-PT-H06T0R-LTLFireability-10 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 2 atomic propositions for a total of 13 simplifications.
FORMULA Champagne-PT-H06T0R-LTLFireability-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 28 stabilizing places and 28 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' '!(G(F(p0)))'
Support contains 1 out of 235 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 235/235 places, 344/344 transitions.
Graph (trivial) has 222 edges and 235 vertex of which 37 / 235 are part of one of the 7 SCC in 5 ms
Free SCC test removed 30 places
Ensure Unique test removed 33 transitions
Reduce isomorphic transitions removed 33 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 35 transitions
Trivial Post-agglo rules discarded 35 transitions
Performed 35 trivial Post agglomeration. Transition count delta: 35
Iterating post reduction 0 with 35 rules applied. Total rules applied 36 place count 204 transition count 275
Reduce places removed 35 places and 0 transitions.
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 17 transitions
Trivial Post-agglo rules discarded 17 transitions
Performed 17 trivial Post agglomeration. Transition count delta: 17
Iterating post reduction 1 with 70 rules applied. Total rules applied 106 place count 169 transition count 240
Reduce places removed 17 places and 0 transitions.
Iterating post reduction 2 with 17 rules applied. Total rules applied 123 place count 152 transition count 240
Performed 9 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 9 Pre rules applied. Total rules applied 123 place count 152 transition count 231
Deduced a syphon composed of 9 places in 1 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 3 with 18 rules applied. Total rules applied 141 place count 143 transition count 231
Discarding 15 places :
Symmetric choice reduction at 3 with 15 rule applications. Total rules 156 place count 128 transition count 205
Iterating global reduction 3 with 15 rules applied. Total rules applied 171 place count 128 transition count 205
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 174 place count 128 transition count 202
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 3 Pre rules applied. Total rules applied 174 place count 128 transition count 199
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 4 with 6 rules applied. Total rules applied 180 place count 125 transition count 199
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 182 place count 123 transition count 189
Iterating global reduction 4 with 2 rules applied. Total rules applied 184 place count 123 transition count 189
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 186 place count 123 transition count 187
Performed 58 Post agglomeration using F-continuation condition.Transition count delta: 58
Deduced a syphon composed of 58 places in 0 ms
Reduce places removed 58 places and 0 transitions.
Iterating global reduction 5 with 116 rules applied. Total rules applied 302 place count 65 transition count 129
Discarding 5 places :
Symmetric choice reduction at 5 with 5 rule applications. Total rules 307 place count 60 transition count 115
Iterating global reduction 5 with 5 rules applied. Total rules applied 312 place count 60 transition count 115
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 5 with 5 rules applied. Total rules applied 317 place count 60 transition count 110
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 319 place count 58 transition count 108
Applied a total of 319 rules in 116 ms. Remains 58 /235 variables (removed 177) and now considering 108/344 (removed 236) transitions.
[2026-05-22 23:04:39] [INFO ] Flow matrix only has 56 transitions (discarded 52 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5575821298611237609.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6778160888265093063.kers'
[2026-05-22 23:04:39] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5575821298611237609.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6778160888265093063.kers]
Normalized transition count is 55 out of 56 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 55 rows 53 cols 138 entries
Finished phase 1 with 38 SingleSign rule and 0 generalized
[2026-05-22 23:04:39] [INFO ] Computed 20 invariants in 0 ms
Computed 20 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-6778160888265093063.kers
Total runtime 2 ms.
[2026-05-22 23:04:39] [INFO ] Implicit Places using invariants in 102 ms returned []
[2026-05-22 23:04:39] [INFO ] Flow matrix only has 56 transitions (discarded 52 similar events)
[2026-05-22 23:04:39] [INFO ] Invariant cache hit.
[2026-05-22 23:04:39] [INFO ] Implicit Places using invariants and state equation in 132 ms returned []
Implicit Place search using SMT with State Equation took 236 ms to find 0 implicit places.
[2026-05-22 23:04:39] [INFO ] Redundant transitions in 5 ms returned []
Running 65 sub problems to find dead transitions.
[2026-05-22 23:04:39] [INFO ] Flow matrix only has 56 transitions (discarded 52 similar events)
[2026-05-22 23:04:39] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/56 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 65 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/56 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 65 unsolved
At refinement iteration 2 (OVERLAPS) 2/58 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 65 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/58 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 65 unsolved
At refinement iteration 4 (OVERLAPS) 55/113 variables, 58/78 constraints. Problems are: Problem set: 0 solved, 65 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/113 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 65 unsolved
At refinement iteration 6 (OVERLAPS) 0/113 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 65 unsolved
No progress, stopping.
After SMT solving in domain Real declared 113/114 variables, and 78 constraints, problems are : Problem set: 0 solved, 65 unsolved in 2721 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 58/58 constraints, PredecessorRefiner: 65/65 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 65 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/56 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 65 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/56 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 65 unsolved
At refinement iteration 2 (OVERLAPS) 2/58 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 65 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/58 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 65 unsolved
At refinement iteration 4 (OVERLAPS) 55/113 variables, 58/78 constraints. Problems are: Problem set: 0 solved, 65 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/113 variables, 65/143 constraints. Problems are: Problem set: 0 solved, 65 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/113 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 65 unsolved
At refinement iteration 7 (OVERLAPS) 0/113 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 65 unsolved
No progress, stopping.
After SMT solving in domain Int declared 113/114 variables, and 143 constraints, problems are : Problem set: 0 solved, 65 unsolved in 2124 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 58/58 constraints, PredecessorRefiner: 65/65 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4866ms problems are : Problem set: 0 solved, 65 unsolved
Search for dead transitions found 0 dead transitions in 4868ms
Starting structural reductions in SI_LTL mode, iteration 1 : 58/235 places, 108/344 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 5233 ms. Remains : 58/235 places, 108/344 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 319 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Champagne-PT-H06T0R-LTLFireability-00
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 2 ms.
FORMULA Champagne-PT-H06T0R-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H06T0R-LTLFireability-00 finished in 5687 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' '!((p0 U (G(p1)||G(p2))))'
Support contains 4 out of 235 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 235/235 places, 344/344 transitions.
Graph (trivial) has 217 edges and 235 vertex of which 33 / 235 are part of one of the 6 SCC in 1 ms
Free SCC test removed 27 places
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 30 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 36 transitions
Trivial Post-agglo rules discarded 36 transitions
Performed 36 trivial Post agglomeration. Transition count delta: 36
Iterating post reduction 0 with 36 rules applied. Total rules applied 37 place count 207 transition count 277
Reduce places removed 36 places and 0 transitions.
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 17 transitions
Trivial Post-agglo rules discarded 17 transitions
Performed 17 trivial Post agglomeration. Transition count delta: 17
Iterating post reduction 1 with 71 rules applied. Total rules applied 108 place count 171 transition count 242
Reduce places removed 17 places and 0 transitions.
Iterating post reduction 2 with 17 rules applied. Total rules applied 125 place count 154 transition count 242
Performed 10 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 10 Pre rules applied. Total rules applied 125 place count 154 transition count 232
Deduced a syphon composed of 10 places in 1 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 3 with 20 rules applied. Total rules applied 145 place count 144 transition count 232
Discarding 15 places :
Symmetric choice reduction at 3 with 15 rule applications. Total rules 160 place count 129 transition count 206
Iterating global reduction 3 with 15 rules applied. Total rules applied 175 place count 129 transition count 206
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 178 place count 129 transition count 203
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 4 Pre rules applied. Total rules applied 178 place count 129 transition count 199
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 4 with 8 rules applied. Total rules applied 186 place count 125 transition count 199
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 187 place count 124 transition count 194
Iterating global reduction 4 with 1 rules applied. Total rules applied 188 place count 124 transition count 194
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 189 place count 124 transition count 193
Performed 55 Post agglomeration using F-continuation condition.Transition count delta: 55
Deduced a syphon composed of 55 places in 1 ms
Reduce places removed 55 places and 0 transitions.
Iterating global reduction 5 with 110 rules applied. Total rules applied 299 place count 69 transition count 138
Discarding 6 places :
Symmetric choice reduction at 5 with 6 rule applications. Total rules 305 place count 63 transition count 120
Iterating global reduction 5 with 6 rules applied. Total rules applied 311 place count 63 transition count 120
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 5 with 6 rules applied. Total rules applied 317 place count 63 transition count 114
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 319 place count 61 transition count 112
Applied a total of 319 rules in 74 ms. Remains 61 /235 variables (removed 174) and now considering 112/344 (removed 232) transitions.
[2026-05-22 23:04:45] [INFO ] Flow matrix only has 65 transitions (discarded 47 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5916442334931325281.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5587756014036258275.kers'
[2026-05-22 23:04:45] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5916442334931325281.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5587756014036258275.kers]
Normalized transition count is 64 out of 65 initially.
Culling duplicate invariants (modulo rational): removing 4 columns.
Culled 4 columns in 0 ms.
// Phase 1: matrix 64 rows 57 cols 171 entries
Finished phase 1 with 41 SingleSign rule and 0 generalized
[2026-05-22 23:04:45] [INFO ] Computed 20 invariants in 0 ms
Computed 20 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-5587756014036258275.kers
Total runtime 1 ms.
[2026-05-22 23:04:45] [INFO ] Implicit Places using invariants in 88 ms returned []
[2026-05-22 23:04:45] [INFO ] Flow matrix only has 65 transitions (discarded 47 similar events)
[2026-05-22 23:04:45] [INFO ] Invariant cache hit.
[2026-05-22 23:04:45] [INFO ] State equation strengthened by 2 read => feed constraints.
[2026-05-22 23:04:45] [INFO ] Implicit Places using invariants and state equation in 139 ms returned []
Implicit Place search using SMT with State Equation took 230 ms to find 0 implicit places.
[2026-05-22 23:04:45] [INFO ] Redundant transitions in 4 ms returned []
Running 78 sub problems to find dead transitions.
[2026-05-22 23:04:45] [INFO ] Flow matrix only has 65 transitions (discarded 47 similar events)
[2026-05-22 23:04:45] [INFO ] Invariant cache hit.
[2026-05-22 23:04:45] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/56 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/56 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 2 (OVERLAPS) 5/61 variables, 8/20 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/61 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 4 (OVERLAPS) 64/125 variables, 61/81 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/125 variables, 2/83 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/125 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 7 (OVERLAPS) 0/125 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 78 unsolved
No progress, stopping.
After SMT solving in domain Real declared 125/126 variables, and 83 constraints, problems are : Problem set: 0 solved, 78 unsolved in 2425 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 61/61 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 78/78 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 78 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/56 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/56 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 2 (OVERLAPS) 5/61 variables, 8/20 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/61 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 4 (OVERLAPS) 64/125 variables, 61/81 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/125 variables, 2/83 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/125 variables, 78/161 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/125 variables, 0/161 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 8 (OVERLAPS) 0/125 variables, 4/165 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/125 variables, 0/165 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 10 (OVERLAPS) 0/125 variables, 0/165 constraints. Problems are: Problem set: 0 solved, 78 unsolved
No progress, stopping.
After SMT solving in domain Int declared 125/126 variables, and 165 constraints, problems are : Problem set: 0 solved, 78 unsolved in 4145 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 61/61 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 78/78 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 4/4 constraints]
After SMT, in 6593ms problems are : Problem set: 0 solved, 78 unsolved
Search for dead transitions found 0 dead transitions in 6595ms
Starting structural reductions in SI_LTL mode, iteration 1 : 61/235 places, 112/344 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 6911 ms. Remains : 61/235 places, 112/344 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' '!((p0 U (G(p1)||G(p2))))'
Stuttering acceptance computed with spot in 223 ms :[(AND (NOT p1) (NOT p2)), true, (NOT p1), (NOT p2), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : Champagne-PT-H06T0R-LTLFireability-01
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA Champagne-PT-H06T0R-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H06T0R-LTLFireability-01 finished in 7172 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)))&&(X(p2) U ((!p3&&X(p2))||X(G(p2))))))'
Support contains 5 out of 235 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 235/235 places, 344/344 transitions.
Discarding 19 places :
Symmetric choice reduction at 0 with 19 rule applications. Total rules 19 place count 216 transition count 318
Iterating global reduction 0 with 19 rules applied. Total rules applied 38 place count 216 transition count 318
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 40 place count 216 transition count 316
Discarding 11 places :
Symmetric choice reduction at 1 with 11 rule applications. Total rules 51 place count 205 transition count 301
Iterating global reduction 1 with 11 rules applied. Total rules applied 62 place count 205 transition count 301
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 63 place count 205 transition count 300
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 70 place count 198 transition count 284
Iterating global reduction 2 with 7 rules applied. Total rules applied 77 place count 198 transition count 284
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 83 place count 198 transition count 278
Applied a total of 83 rules in 21 ms. Remains 198 /235 variables (removed 37) and now considering 278/344 (removed 66) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12478210314927686694.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-742515111268086452.kers'
[2026-05-22 23:04:52] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12478210314927686694.kers, --Pflows, --basisKERS=/tmp/petrispot-output-742515111268086452.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 278 rows 198 cols 757 entries
Finished phase 1 with 178 SingleSign rule and 0 generalized
[2026-05-22 23:04:52] [INFO ] Computed 20 invariants in 2 ms
Computed 20 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-742515111268086452.kers
Total runtime 3 ms.
[2026-05-22 23:04:52] [INFO ] Implicit Places using invariants in 138 ms returned []
[2026-05-22 23:04:52] [INFO ] Invariant cache hit.
[2026-05-22 23:04:52] [INFO ] Implicit Places using invariants and state equation in 241 ms returned []
Implicit Place search using SMT with State Equation took 381 ms to find 0 implicit places.
Running 277 sub problems to find dead transitions.
[2026-05-22 23:04:52] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/197 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 1 (OVERLAPS) 1/198 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/198 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 3 (OVERLAPS) 278/476 variables, 198/218 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/476 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 5 (OVERLAPS) 0/476 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 277 unsolved
No progress, stopping.
After SMT solving in domain Real declared 476/476 variables, and 218 constraints, problems are : Problem set: 0 solved, 277 unsolved in 24841 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 198/198 constraints, PredecessorRefiner: 277/277 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 277 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/197 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 1 (OVERLAPS) 1/198 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/198 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 3 (OVERLAPS) 278/476 variables, 198/218 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/476 variables, 277/495 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/476 variables, 1/496 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/476 variables, 2/498 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/476 variables, 0/498 constraints. Problems are: Problem set: 0 solved, 277 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 476/476 variables, and 500 constraints, problems are : Problem set: 0 solved, 277 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 198/198 constraints, PredecessorRefiner: 277/277 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 54926ms problems are : Problem set: 0 solved, 277 unsolved
Search for dead transitions found 0 dead transitions in 54928ms
Starting structural reductions in LTL mode, iteration 1 : 198/235 places, 278/344 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 55334 ms. Remains : 198/235 places, 278/344 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(p1)))&&(X(p2) U ((!p3&&X(p2))||X(G(p2))))))'
Stuttering acceptance computed with spot in 352 ms :[(OR (NOT p0) (NOT p2) (NOT p1)), (OR (AND (NOT p0) p2) (AND p0 (NOT p1))), (NOT p2), (NOT p2), true, (NOT p1)]
Running random walk in product with property : Champagne-PT-H06T0R-LTLFireability-03
Product exploration explored 100000 steps with 40078 reset in 408 ms.
Product exploration explored 100000 steps with 40072 reset in 286 ms.
Computed a total of 19 stabilizing places and 19 stable transitions
Computed a total of 19 stabilizing places and 19 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 12 factoid took 22 ms. Proved property starting from automaton with 6 states, 11 edges and 4 AP (stutter sensitive
Knowledge-based reduction took 39 ms.
FORMULA Champagne-PT-H06T0R-LTLFireability-03 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Champagne-PT-H06T0R-LTLFireability-03 finished in 56500 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||G(p1)))))'
Support contains 4 out of 235 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 235/235 places, 344/344 transitions.
Graph (trivial) has 214 edges and 235 vertex of which 34 / 235 are part of one of the 7 SCC in 1 ms
Free SCC test removed 27 places
Ensure Unique test removed 29 transitions
Reduce isomorphic transitions removed 29 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 35 transitions
Trivial Post-agglo rules discarded 35 transitions
Performed 35 trivial Post agglomeration. Transition count delta: 35
Iterating post reduction 0 with 35 rules applied. Total rules applied 36 place count 207 transition count 279
Reduce places removed 35 places and 0 transitions.
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 1 with 69 rules applied. Total rules applied 105 place count 172 transition count 245
Reduce places removed 16 places and 0 transitions.
Iterating post reduction 2 with 16 rules applied. Total rules applied 121 place count 156 transition count 245
Performed 11 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 11 Pre rules applied. Total rules applied 121 place count 156 transition count 234
Deduced a syphon composed of 11 places in 1 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 3 with 22 rules applied. Total rules applied 143 place count 145 transition count 234
Discarding 15 places :
Symmetric choice reduction at 3 with 15 rule applications. Total rules 158 place count 130 transition count 208
Iterating global reduction 3 with 15 rules applied. Total rules applied 173 place count 130 transition count 208
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 176 place count 130 transition count 205
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 3 Pre rules applied. Total rules applied 176 place count 130 transition count 202
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 4 with 6 rules applied. Total rules applied 182 place count 127 transition count 202
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 184 place count 125 transition count 192
Iterating global reduction 4 with 2 rules applied. Total rules applied 186 place count 125 transition count 192
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 188 place count 125 transition count 190
Performed 57 Post agglomeration using F-continuation condition.Transition count delta: 57
Deduced a syphon composed of 57 places in 1 ms
Reduce places removed 57 places and 0 transitions.
Iterating global reduction 5 with 114 rules applied. Total rules applied 302 place count 68 transition count 133
Discarding 5 places :
Symmetric choice reduction at 5 with 5 rule applications. Total rules 307 place count 63 transition count 118
Iterating global reduction 5 with 5 rules applied. Total rules applied 312 place count 63 transition count 118
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 5 with 5 rules applied. Total rules applied 317 place count 63 transition count 113
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 319 place count 61 transition count 111
Applied a total of 319 rules in 100 ms. Remains 61 /235 variables (removed 174) and now considering 111/344 (removed 233) transitions.
[2026-05-22 23:05:48] [INFO ] Flow matrix only has 66 transitions (discarded 45 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17642737284450008459.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11726788234265364710.kers'
[2026-05-22 23:05:48] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17642737284450008459.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11726788234265364710.kers]
Normalized transition count is 65 out of 66 initially.
Culling duplicate invariants (modulo rational): removing 4 columns.
Culled 4 columns in 0 ms.
// Phase 1: matrix 65 rows 57 cols 172 entries
Finished phase 1 with 41 SingleSign rule and 0 generalized
[2026-05-22 23:05:48] [INFO ] Computed 20 invariants in 0 ms
Computed 20 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-11726788234265364710.kers
Total runtime 1 ms.
[2026-05-22 23:05:49] [INFO ] Implicit Places using invariants in 181 ms returned []
[2026-05-22 23:05:49] [INFO ] Flow matrix only has 66 transitions (discarded 45 similar events)
[2026-05-22 23:05:49] [INFO ] Invariant cache hit.
[2026-05-22 23:05:49] [INFO ] Implicit Places using invariants and state equation in 132 ms returned []
Implicit Place search using SMT with State Equation took 323 ms to find 0 implicit places.
[2026-05-22 23:05:49] [INFO ] Redundant transitions in 4 ms returned []
Running 68 sub problems to find dead transitions.
[2026-05-22 23:05:49] [INFO ] Flow matrix only has 66 transitions (discarded 45 similar events)
[2026-05-22 23:05:49] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/58 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 68 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/58 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 68 unsolved
At refinement iteration 2 (OVERLAPS) 3/61 variables, 3/20 constraints. Problems are: Problem set: 0 solved, 68 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/61 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 68 unsolved
At refinement iteration 4 (OVERLAPS) 65/126 variables, 61/81 constraints. Problems are: Problem set: 0 solved, 68 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/126 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 68 unsolved
At refinement iteration 6 (OVERLAPS) 0/126 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 68 unsolved
No progress, stopping.
After SMT solving in domain Real declared 126/127 variables, and 81 constraints, problems are : Problem set: 0 solved, 68 unsolved in 2742 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 61/61 constraints, PredecessorRefiner: 68/68 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 68 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/58 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 68 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/58 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 68 unsolved
At refinement iteration 2 (OVERLAPS) 3/61 variables, 3/20 constraints. Problems are: Problem set: 0 solved, 68 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/61 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 68 unsolved
At refinement iteration 4 (OVERLAPS) 65/126 variables, 61/81 constraints. Problems are: Problem set: 0 solved, 68 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/126 variables, 68/149 constraints. Problems are: Problem set: 0 solved, 68 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/126 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 68 unsolved
At refinement iteration 7 (OVERLAPS) 0/126 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 68 unsolved
No progress, stopping.
After SMT solving in domain Int declared 126/127 variables, and 149 constraints, problems are : Problem set: 0 solved, 68 unsolved in 2775 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 61/61 constraints, PredecessorRefiner: 68/68 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5531ms problems are : Problem set: 0 solved, 68 unsolved
Search for dead transitions found 0 dead transitions in 5532ms
Starting structural reductions in SI_LTL mode, iteration 1 : 61/235 places, 111/344 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 5968 ms. Remains : 61/235 places, 111/344 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((G(p0)||p1))))'
Stuttering acceptance computed with spot in 89 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : Champagne-PT-H06T0R-LTLFireability-04
Stuttering criterion allowed to conclude after 679 steps with 15 reset in 8 ms.
FORMULA Champagne-PT-H06T0R-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H06T0R-LTLFireability-04 finished in 6102 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)&&F((G(F(p2))||(p3&&F(p2))))))'
Support contains 5 out of 235 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 235/235 places, 344/344 transitions.
Graph (trivial) has 214 edges and 235 vertex of which 33 / 235 are part of one of the 6 SCC in 1 ms
Free SCC test removed 27 places
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 30 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 34 transitions
Trivial Post-agglo rules discarded 34 transitions
Performed 34 trivial Post agglomeration. Transition count delta: 34
Iterating post reduction 0 with 34 rules applied. Total rules applied 35 place count 207 transition count 279
Reduce places removed 34 places and 0 transitions.
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 1 with 67 rules applied. Total rules applied 102 place count 173 transition count 246
Reduce places removed 16 places and 0 transitions.
Iterating post reduction 2 with 16 rules applied. Total rules applied 118 place count 157 transition count 246
Performed 10 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 10 Pre rules applied. Total rules applied 118 place count 157 transition count 236
Deduced a syphon composed of 10 places in 1 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 3 with 20 rules applied. Total rules applied 138 place count 147 transition count 236
Discarding 15 places :
Symmetric choice reduction at 3 with 15 rule applications. Total rules 153 place count 132 transition count 210
Iterating global reduction 3 with 15 rules applied. Total rules applied 168 place count 132 transition count 210
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 171 place count 132 transition count 207
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 3 Pre rules applied. Total rules applied 171 place count 132 transition count 204
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 4 with 6 rules applied. Total rules applied 177 place count 129 transition count 204
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 178 place count 128 transition count 199
Iterating global reduction 4 with 1 rules applied. Total rules applied 179 place count 128 transition count 199
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 180 place count 128 transition count 198
Performed 57 Post agglomeration using F-continuation condition.Transition count delta: 57
Deduced a syphon composed of 57 places in 0 ms
Reduce places removed 57 places and 0 transitions.
Iterating global reduction 5 with 114 rules applied. Total rules applied 294 place count 71 transition count 141
Discarding 5 places :
Symmetric choice reduction at 5 with 5 rule applications. Total rules 299 place count 66 transition count 127
Iterating global reduction 5 with 5 rules applied. Total rules applied 304 place count 66 transition count 127
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 5 with 5 rules applied. Total rules applied 309 place count 66 transition count 122
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 311 place count 64 transition count 120
Applied a total of 311 rules in 53 ms. Remains 64 /235 variables (removed 171) and now considering 120/344 (removed 224) transitions.
[2026-05-22 23:05:54] [INFO ] Flow matrix only has 74 transitions (discarded 46 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7443147297538812041.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2811238137757831805.kers'
[2026-05-22 23:05:54] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7443147297538812041.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2811238137757831805.kers]
Normalized transition count is 73 out of 74 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 73 rows 63 cols 203 entries
Finished phase 1 with 44 SingleSign rule and 0 generalized
[2026-05-22 23:05:54] [INFO ] Computed 20 invariants in 0 ms
Computed 20 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-2811238137757831805.kers
Total runtime 1 ms.
[2026-05-22 23:05:55] [INFO ] Implicit Places using invariants in 87 ms returned []
[2026-05-22 23:05:55] [INFO ] Flow matrix only has 74 transitions (discarded 46 similar events)
[2026-05-22 23:05:55] [INFO ] Invariant cache hit.
[2026-05-22 23:05:55] [INFO ] Implicit Places using invariants and state equation in 132 ms returned []
Implicit Place search using SMT with State Equation took 222 ms to find 0 implicit places.
[2026-05-22 23:05:55] [INFO ] Redundant transitions in 6 ms returned []
Running 83 sub problems to find dead transitions.
[2026-05-22 23:05:55] [INFO ] Flow matrix only has 74 transitions (discarded 46 similar events)
[2026-05-22 23:05:55] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/61 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/61 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 2 (OVERLAPS) 3/64 variables, 6/20 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/64 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 4 (OVERLAPS) 73/137 variables, 64/84 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/137 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 6 (OVERLAPS) 0/137 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 83 unsolved
No progress, stopping.
After SMT solving in domain Real declared 137/138 variables, and 84 constraints, problems are : Problem set: 0 solved, 83 unsolved in 3129 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 64/64 constraints, PredecessorRefiner: 83/83 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 83 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/61 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/61 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 2 (OVERLAPS) 3/64 variables, 6/20 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/64 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 4 (OVERLAPS) 73/137 variables, 64/84 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/137 variables, 83/167 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/137 variables, 0/167 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 7 (OVERLAPS) 0/137 variables, 1/168 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/137 variables, 0/168 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 9 (OVERLAPS) 0/137 variables, 0/168 constraints. Problems are: Problem set: 0 solved, 83 unsolved
No progress, stopping.
After SMT solving in domain Int declared 137/138 variables, and 168 constraints, problems are : Problem set: 0 solved, 83 unsolved in 5916 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 64/64 constraints, PredecessorRefiner: 83/83 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 9063ms problems are : Problem set: 0 solved, 83 unsolved
Search for dead transitions found 0 dead transitions in 9063ms
Starting structural reductions in SI_LTL mode, iteration 1 : 64/235 places, 120/344 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 9353 ms. Remains : 64/235 places, 120/344 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)&&F((G(F(p2))||(p3&&F(p2))))))'
Stuttering acceptance computed with spot in 303 ms :[(OR (NOT p1) (NOT p2)), (NOT p0), (NOT p0), (NOT p1), (NOT p2), (NOT p2)]
Running random walk in product with property : Champagne-PT-H06T0R-LTLFireability-05
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA Champagne-PT-H06T0R-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H06T0R-LTLFireability-05 finished in 9714 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) U X(G(p2)))||(F(p0) U p2)))'
Support contains 4 out of 235 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 235/235 places, 344/344 transitions.
Discarding 19 places :
Symmetric choice reduction at 0 with 19 rule applications. Total rules 19 place count 216 transition count 317
Iterating global reduction 0 with 19 rules applied. Total rules applied 38 place count 216 transition count 317
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 40 place count 216 transition count 315
Discarding 11 places :
Symmetric choice reduction at 1 with 11 rule applications. Total rules 51 place count 205 transition count 296
Iterating global reduction 1 with 11 rules applied. Total rules applied 62 place count 205 transition count 296
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 64 place count 205 transition count 294
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 71 place count 198 transition count 277
Iterating global reduction 2 with 7 rules applied. Total rules applied 78 place count 198 transition count 277
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 84 place count 198 transition count 271
Applied a total of 84 rules in 11 ms. Remains 198 /235 variables (removed 37) and now considering 271/344 (removed 73) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9220485752598014185.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14491916404542219876.kers'
[2026-05-22 23:06:04] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9220485752598014185.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14491916404542219876.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 271 rows 198 cols 729 entries
Finished phase 1 with 178 SingleSign rule and 0 generalized
[2026-05-22 23:06:04] [INFO ] Computed 20 invariants in 2 ms
Computed 20 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-14491916404542219876.kers
Total runtime 2 ms.
[2026-05-22 23:06:04] [INFO ] Implicit Places using invariants in 104 ms returned []
[2026-05-22 23:06:04] [INFO ] Invariant cache hit.
[2026-05-22 23:06:05] [INFO ] Implicit Places using invariants and state equation in 274 ms returned []
Implicit Place search using SMT with State Equation took 382 ms to find 0 implicit places.
Running 270 sub problems to find dead transitions.
[2026-05-22 23:06:05] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/197 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 1 (OVERLAPS) 1/198 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/198 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 3 (OVERLAPS) 271/469 variables, 198/218 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/469 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 5 (OVERLAPS) 0/469 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 270 unsolved
No progress, stopping.
After SMT solving in domain Real declared 469/469 variables, and 218 constraints, problems are : Problem set: 0 solved, 270 unsolved in 21522 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 198/198 constraints, PredecessorRefiner: 270/270 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 270 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/197 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 1 (OVERLAPS) 1/198 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/198 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 3 (OVERLAPS) 271/469 variables, 198/218 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/469 variables, 270/488 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/469 variables, 1/489 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/469 variables, 2/491 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/469 variables, 3/494 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/469 variables, 1/495 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/469 variables, 1/496 constraints. Problems are: Problem set: 0 solved, 270 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 469/469 variables, and 496 constraints, problems are : Problem set: 0 solved, 270 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 198/198 constraints, PredecessorRefiner: 270/270 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 51559ms problems are : Problem set: 0 solved, 270 unsolved
Search for dead transitions found 0 dead transitions in 51560ms
Starting structural reductions in LTL mode, iteration 1 : 198/235 places, 271/344 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 51955 ms. Remains : 198/235 places, 271/344 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) U X(G(p2)))||(F(p0) U p2)))'
Stuttering acceptance computed with spot in 225 ms :[(NOT p2), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2)), (NOT p0)]
Running random walk in product with property : Champagne-PT-H06T0R-LTLFireability-06
Product exploration explored 100000 steps with 33379 reset in 248 ms.
Stack based approach found an accepted trace after 48403 steps with 16171 reset with depth 8 and stack size 8 in 183 ms.
FORMULA Champagne-PT-H06T0R-LTLFireability-06 FALSE TECHNIQUES STACK_TEST
Treatment of property Champagne-PT-H06T0R-LTLFireability-06 finished in 52668 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((X(X(F(p0))) U (F(p1)||(p2&&X(X(p2))))))))'
Support contains 5 out of 235 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 235/235 places, 344/344 transitions.
Discarding 18 places :
Symmetric choice reduction at 0 with 18 rule applications. Total rules 18 place count 217 transition count 323
Iterating global reduction 0 with 18 rules applied. Total rules applied 36 place count 217 transition count 323
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 37 place count 217 transition count 322
Discarding 11 places :
Symmetric choice reduction at 1 with 11 rule applications. Total rules 48 place count 206 transition count 303
Iterating global reduction 1 with 11 rules applied. Total rules applied 59 place count 206 transition count 303
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 61 place count 206 transition count 301
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 68 place count 199 transition count 284
Iterating global reduction 2 with 7 rules applied. Total rules applied 75 place count 199 transition count 284
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 81 place count 199 transition count 278
Applied a total of 81 rules in 13 ms. Remains 199 /235 variables (removed 36) and now considering 278/344 (removed 66) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15100586128297164680.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17559986198976108703.kers'
[2026-05-22 23:06:57] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15100586128297164680.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17559986198976108703.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 278 rows 199 cols 755 entries
Finished phase 1 with 179 SingleSign rule and 0 generalized
[2026-05-22 23:06:57] [INFO ] Computed 20 invariants in 1 ms
Computed 20 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-17559986198976108703.kers
Total runtime 1 ms.
[2026-05-22 23:06:57] [INFO ] Implicit Places using invariants in 218 ms returned []
[2026-05-22 23:06:57] [INFO ] Invariant cache hit.
[2026-05-22 23:06:57] [INFO ] Implicit Places using invariants and state equation in 237 ms returned []
Implicit Place search using SMT with State Equation took 460 ms to find 0 implicit places.
Running 277 sub problems to find dead transitions.
[2026-05-22 23:06:57] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/198 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 1 (OVERLAPS) 1/199 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/199 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 3 (OVERLAPS) 278/477 variables, 199/219 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/477 variables, 0/219 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 5 (OVERLAPS) 0/477 variables, 0/219 constraints. Problems are: Problem set: 0 solved, 277 unsolved
No progress, stopping.
After SMT solving in domain Real declared 477/477 variables, and 219 constraints, problems are : Problem set: 0 solved, 277 unsolved in 22677 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 199/199 constraints, PredecessorRefiner: 277/277 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 277 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/198 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 1 (OVERLAPS) 1/199 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/199 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 3 (OVERLAPS) 278/477 variables, 199/219 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/477 variables, 277/496 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/477 variables, 1/497 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/477 variables, 0/497 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 7 (OVERLAPS) 0/477 variables, 4/501 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/477 variables, 2/503 constraints. Problems are: Problem set: 0 solved, 277 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 477/477 variables, and 503 constraints, problems are : Problem set: 0 solved, 277 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 199/199 constraints, PredecessorRefiner: 277/277 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 52720ms problems are : Problem set: 0 solved, 277 unsolved
Search for dead transitions found 0 dead transitions in 52721ms
Starting structural reductions in LTL mode, iteration 1 : 199/235 places, 278/344 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 53203 ms. Remains : 199/235 places, 278/344 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((X(X(F(p0))) U (F(p1)||(p2&&X(X(p2))))))))'
Stuttering acceptance computed with spot in 429 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : Champagne-PT-H06T0R-LTLFireability-07
Stuttering criterion allowed to conclude after 161 steps with 0 reset in 1 ms.
FORMULA Champagne-PT-H06T0R-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H06T0R-LTLFireability-07 finished in 53726 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))||(p1&&F(p0)&&G(p2)))))'
Support contains 4 out of 235 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 235/235 places, 344/344 transitions.
Discarding 20 places :
Symmetric choice reduction at 0 with 20 rule applications. Total rules 20 place count 215 transition count 313
Iterating global reduction 0 with 20 rules applied. Total rules applied 40 place count 215 transition count 313
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 43 place count 215 transition count 310
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 53 place count 205 transition count 296
Iterating global reduction 1 with 10 rules applied. Total rules applied 63 place count 205 transition count 296
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 64 place count 205 transition count 295
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 71 place count 198 transition count 276
Iterating global reduction 2 with 7 rules applied. Total rules applied 78 place count 198 transition count 276
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 2 with 7 rules applied. Total rules applied 85 place count 198 transition count 269
Applied a total of 85 rules in 15 ms. Remains 198 /235 variables (removed 37) and now considering 269/344 (removed 75) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8007541966375641947.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1583582375950045665.kers'
[2026-05-22 23:07:51] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8007541966375641947.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1583582375950045665.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 269 rows 198 cols 721 entries
Finished phase 1 with 178 SingleSign rule and 0 generalized
[2026-05-22 23:07:51] [INFO ] Computed 20 invariants in 2 ms
Computed 20 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-1583582375950045665.kers
Total runtime 2 ms.
[2026-05-22 23:07:51] [INFO ] Implicit Places using invariants in 147 ms returned []
[2026-05-22 23:07:51] [INFO ] Invariant cache hit.
[2026-05-22 23:07:51] [INFO ] Implicit Places using invariants and state equation in 294 ms returned []
Implicit Place search using SMT with State Equation took 444 ms to find 0 implicit places.
Running 268 sub problems to find dead transitions.
[2026-05-22 23:07:51] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/197 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 268 unsolved
At refinement iteration 1 (OVERLAPS) 1/198 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 268 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/198 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 268 unsolved
At refinement iteration 3 (OVERLAPS) 269/467 variables, 198/218 constraints. Problems are: Problem set: 0 solved, 268 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/467 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 268 unsolved
At refinement iteration 5 (OVERLAPS) 0/467 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 268 unsolved
No progress, stopping.
After SMT solving in domain Real declared 467/467 variables, and 218 constraints, problems are : Problem set: 0 solved, 268 unsolved in 23808 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 198/198 constraints, PredecessorRefiner: 268/268 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 268 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/197 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 268 unsolved
At refinement iteration 1 (OVERLAPS) 1/198 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 268 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/198 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 268 unsolved
At refinement iteration 3 (OVERLAPS) 269/467 variables, 198/218 constraints. Problems are: Problem set: 0 solved, 268 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/467 variables, 268/486 constraints. Problems are: Problem set: 0 solved, 268 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/467 variables, 2/488 constraints. Problems are: Problem set: 0 solved, 268 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/467 variables, 0/488 constraints. Problems are: Problem set: 0 solved, 268 unsolved
At refinement iteration 7 (OVERLAPS) 0/467 variables, 0/488 constraints. Problems are: Problem set: 0 solved, 268 unsolved
No progress, stopping.
After SMT solving in domain Int declared 467/467 variables, and 488 constraints, problems are : Problem set: 0 solved, 268 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 198/198 constraints, PredecessorRefiner: 268/268 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 53851ms problems are : Problem set: 0 solved, 268 unsolved
Search for dead transitions found 0 dead transitions in 53852ms
Starting structural reductions in LTL mode, iteration 1 : 198/235 places, 269/344 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 54312 ms. Remains : 198/235 places, 269/344 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))||(p1&&F(p0)&&G(p2)))))'
Stuttering acceptance computed with spot in 203 ms :[(NOT p0), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : Champagne-PT-H06T0R-LTLFireability-08
Product exploration explored 100000 steps with 1132 reset in 303 ms.
Stack based approach found an accepted trace after 2269 steps with 27 reset with depth 16 and stack size 16 in 10 ms.
FORMULA Champagne-PT-H06T0R-LTLFireability-08 FALSE TECHNIQUES STACK_TEST
Treatment of property Champagne-PT-H06T0R-LTLFireability-08 finished in 54873 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 1 out of 235 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 235/235 places, 344/344 transitions.
Graph (trivial) has 224 edges and 235 vertex of which 37 / 235 are part of one of the 7 SCC in 1 ms
Free SCC test removed 30 places
Ensure Unique test removed 33 transitions
Reduce isomorphic transitions removed 33 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 36 transitions
Trivial Post-agglo rules discarded 36 transitions
Performed 36 trivial Post agglomeration. Transition count delta: 36
Iterating post reduction 0 with 36 rules applied. Total rules applied 37 place count 205 transition count 275
Reduce places removed 36 places and 0 transitions.
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 17 transitions
Trivial Post-agglo rules discarded 17 transitions
Performed 17 trivial Post agglomeration. Transition count delta: 17
Iterating post reduction 1 with 71 rules applied. Total rules applied 108 place count 169 transition count 240
Reduce places removed 17 places and 0 transitions.
Iterating post reduction 2 with 17 rules applied. Total rules applied 125 place count 152 transition count 240
Performed 9 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 9 Pre rules applied. Total rules applied 125 place count 152 transition count 231
Deduced a syphon composed of 9 places in 1 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 3 with 18 rules applied. Total rules applied 143 place count 143 transition count 231
Discarding 16 places :
Symmetric choice reduction at 3 with 16 rule applications. Total rules 159 place count 127 transition count 204
Iterating global reduction 3 with 16 rules applied. Total rules applied 175 place count 127 transition count 204
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 178 place count 127 transition count 201
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 4 Pre rules applied. Total rules applied 178 place count 127 transition count 197
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 4 with 8 rules applied. Total rules applied 186 place count 123 transition count 197
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 188 place count 121 transition count 187
Iterating global reduction 4 with 2 rules applied. Total rules applied 190 place count 121 transition count 187
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 192 place count 121 transition count 185
Performed 58 Post agglomeration using F-continuation condition.Transition count delta: 58
Deduced a syphon composed of 58 places in 0 ms
Reduce places removed 58 places and 0 transitions.
Iterating global reduction 5 with 116 rules applied. Total rules applied 308 place count 63 transition count 127
Discarding 6 places :
Symmetric choice reduction at 5 with 6 rule applications. Total rules 314 place count 57 transition count 109
Iterating global reduction 5 with 6 rules applied. Total rules applied 320 place count 57 transition count 109
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 5 with 6 rules applied. Total rules applied 326 place count 57 transition count 103
Applied a total of 326 rules in 39 ms. Remains 57 /235 variables (removed 178) and now considering 103/344 (removed 241) transitions.
[2026-05-22 23:08:45] [INFO ] Flow matrix only has 54 transitions (discarded 49 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-461881157643146085.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6121674071617503106.kers'
[2026-05-22 23:08:45] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-461881157643146085.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6121674071617503106.kers]
Normalized transition count is 53 out of 54 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 53 rows 57 cols 163 entries
Finished phase 1 with 37 SingleSign rule and 0 generalized
[2026-05-22 23:08:45] [INFO ] Computed 20 invariants in 0 ms
Computed 20 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-6121674071617503106.kers
Total runtime 1 ms.
[2026-05-22 23:08:46] [INFO ] Implicit Places using invariants in 93 ms returned []
[2026-05-22 23:08:46] [INFO ] Flow matrix only has 54 transitions (discarded 49 similar events)
[2026-05-22 23:08:46] [INFO ] Invariant cache hit.
[2026-05-22 23:08:46] [INFO ] State equation strengthened by 16 read => feed constraints.
[2026-05-22 23:08:46] [INFO ] Implicit Places using invariants and state equation in 132 ms returned []
Implicit Place search using SMT with State Equation took 227 ms to find 0 implicit places.
[2026-05-22 23:08:46] [INFO ] Redundant transitions in 4 ms returned []
Running 102 sub problems to find dead transitions.
[2026-05-22 23:08:46] [INFO ] Flow matrix only has 54 transitions (discarded 49 similar events)
[2026-05-22 23:08:46] [INFO ] Invariant cache hit.
[2026-05-22 23:08:46] [INFO ] State equation strengthened by 16 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/56 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 1 (OVERLAPS) 1/57 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/57 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 3 (OVERLAPS) 53/110 variables, 57/77 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 15/92 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/110 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 6 (OVERLAPS) 1/111 variables, 1/93 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/111 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 8 (OVERLAPS) 0/111 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 102 unsolved
No progress, stopping.
After SMT solving in domain Real declared 111/111 variables, and 93 constraints, problems are : Problem set: 0 solved, 102 unsolved in 3995 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 57/57 constraints, ReadFeed: 16/16 constraints, PredecessorRefiner: 102/102 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 102 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/56 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 1 (OVERLAPS) 1/57 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/57 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 3 (OVERLAPS) 53/110 variables, 57/77 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 15/92 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/110 variables, 102/194 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/110 variables, 1/195 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/110 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 8 (OVERLAPS) 1/111 variables, 1/196 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/111 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 10 (OVERLAPS) 0/111 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 102 unsolved
No progress, stopping.
After SMT solving in domain Int declared 111/111 variables, and 196 constraints, problems are : Problem set: 0 solved, 102 unsolved in 5903 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 57/57 constraints, ReadFeed: 16/16 constraints, PredecessorRefiner: 102/102 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 9912ms problems are : Problem set: 0 solved, 102 unsolved
Search for dead transitions found 0 dead transitions in 9913ms
Starting structural reductions in SI_LTL mode, iteration 1 : 57/235 places, 103/344 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10189 ms. Remains : 57/235 places, 103/344 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 36 ms :[(NOT p0)]
Running random walk in product with property : Champagne-PT-H06T0R-LTLFireability-09
Product exploration explored 100000 steps with 50000 reset in 400 ms.
Product exploration explored 100000 steps with 50000 reset in 208 ms.
Computed a total of 2 stabilizing places and 2 stable transitions
Computed a total of 2 stabilizing places and 2 stable transitions
Detected a total of 2/57 stabilizing places and 2/103 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 3 factoid took 12 ms. Proved property starting from automaton with 1 states, 1 edges and 1 AP (stutter insensitive
Knowledge-based reduction took 20 ms.
FORMULA Champagne-PT-H06T0R-LTLFireability-09 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Champagne-PT-H06T0R-LTLFireability-09 finished in 10880 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&&F(p2)&&X(F(p3)))))'
Support contains 4 out of 235 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 235/235 places, 344/344 transitions.
Discarding 18 places :
Symmetric choice reduction at 0 with 18 rule applications. Total rules 18 place count 217 transition count 315
Iterating global reduction 0 with 18 rules applied. Total rules applied 36 place count 217 transition count 315
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 39 place count 217 transition count 312
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 49 place count 207 transition count 294
Iterating global reduction 1 with 10 rules applied. Total rules applied 59 place count 207 transition count 294
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 61 place count 207 transition count 292
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 67 place count 201 transition count 275
Iterating global reduction 2 with 6 rules applied. Total rules applied 73 place count 201 transition count 275
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 79 place count 201 transition count 269
Applied a total of 79 rules in 14 ms. Remains 201 /235 variables (removed 34) and now considering 269/344 (removed 75) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-32758173798147157.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13462115561283180515.kers'
[2026-05-22 23:08:56] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-32758173798147157.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13462115561283180515.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 269 rows 201 cols 715 entries
Finished phase 1 with 181 SingleSign rule and 0 generalized
[2026-05-22 23:08:56] [INFO ] Computed 20 invariants in 2 ms
Computed 20 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-13462115561283180515.kers
Total runtime 3 ms.
[2026-05-22 23:08:56] [INFO ] Implicit Places using invariants in 147 ms returned []
[2026-05-22 23:08:56] [INFO ] Invariant cache hit.
[2026-05-22 23:08:57] [INFO ] Implicit Places using invariants and state equation in 290 ms returned []
Implicit Place search using SMT with State Equation took 439 ms to find 0 implicit places.
Running 268 sub problems to find dead transitions.
[2026-05-22 23:08:57] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 268 unsolved
At refinement iteration 1 (OVERLAPS) 1/201 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 268 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/201 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 268 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/201 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 268 unsolved
At refinement iteration 4 (OVERLAPS) 269/470 variables, 201/222 constraints. Problems are: Problem set: 0 solved, 268 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/470 variables, 0/222 constraints. Problems are: Problem set: 0 solved, 268 unsolved
At refinement iteration 6 (OVERLAPS) 0/470 variables, 0/222 constraints. Problems are: Problem set: 0 solved, 268 unsolved
No progress, stopping.
After SMT solving in domain Real declared 470/470 variables, and 222 constraints, problems are : Problem set: 0 solved, 268 unsolved in 22410 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 201/201 constraints, PredecessorRefiner: 268/268 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 268 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 268 unsolved
At refinement iteration 1 (OVERLAPS) 1/201 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 268 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/201 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 268 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/201 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 268 unsolved
At refinement iteration 4 (OVERLAPS) 269/470 variables, 201/222 constraints. Problems are: Problem set: 0 solved, 268 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/470 variables, 268/490 constraints. Problems are: Problem set: 0 solved, 268 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/470 variables, 1/491 constraints. Problems are: Problem set: 0 solved, 268 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/470 variables, 4/495 constraints. Problems are: Problem set: 0 solved, 268 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/470 variables, 1/496 constraints. Problems are: Problem set: 0 solved, 268 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/470 variables, 1/497 constraints. Problems are: Problem set: 0 solved, 268 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/470 variables, 1/498 constraints. Problems are: Problem set: 0 solved, 268 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 470/470 variables, and 499 constraints, problems are : Problem set: 0 solved, 268 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 201/201 constraints, PredecessorRefiner: 268/268 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 52453ms problems are : Problem set: 0 solved, 268 unsolved
Search for dead transitions found 0 dead transitions in 52454ms
Starting structural reductions in LTL mode, iteration 1 : 201/235 places, 269/344 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 52911 ms. Remains : 201/235 places, 269/344 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&&F(p2)&&X(F(p3)))))'
Stuttering acceptance computed with spot in 194 ms :[(OR (NOT p1) (NOT p2) (NOT p3)), (NOT p0), (NOT p2), (NOT p3)]
Running random walk in product with property : Champagne-PT-H06T0R-LTLFireability-11
Stuttering criterion allowed to conclude after 287 steps with 1 reset in 2 ms.
FORMULA Champagne-PT-H06T0R-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H06T0R-LTLFireability-11 finished in 53144 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)||(F(p1)&&X(X((p0||G(p2)))))))'
Support contains 4 out of 235 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 235/235 places, 344/344 transitions.
Discarding 19 places :
Symmetric choice reduction at 0 with 19 rule applications. Total rules 19 place count 216 transition count 318
Iterating global reduction 0 with 19 rules applied. Total rules applied 38 place count 216 transition count 318
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 40 place count 216 transition count 316
Discarding 11 places :
Symmetric choice reduction at 1 with 11 rule applications. Total rules 51 place count 205 transition count 297
Iterating global reduction 1 with 11 rules applied. Total rules applied 62 place count 205 transition count 297
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 64 place count 205 transition count 295
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 71 place count 198 transition count 277
Iterating global reduction 2 with 7 rules applied. Total rules applied 78 place count 198 transition count 277
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 84 place count 198 transition count 271
Applied a total of 84 rules in 14 ms. Remains 198 /235 variables (removed 37) and now considering 271/344 (removed 73) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6743765672947798042.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5483775187324420059.kers'
[2026-05-22 23:09:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6743765672947798042.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5483775187324420059.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 271 rows 198 cols 729 entries
Finished phase 1 with 178 SingleSign rule and 0 generalized
[2026-05-22 23:09:49] [INFO ] Computed 20 invariants in 1 ms
Computed 20 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-5483775187324420059.kers
Total runtime 3 ms.
[2026-05-22 23:09:50] [INFO ] Implicit Places using invariants in 131 ms returned []
[2026-05-22 23:09:50] [INFO ] Invariant cache hit.
[2026-05-22 23:09:50] [INFO ] Implicit Places using invariants and state equation in 273 ms returned []
Implicit Place search using SMT with State Equation took 407 ms to find 0 implicit places.
Running 270 sub problems to find dead transitions.
[2026-05-22 23:09:50] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/197 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 1 (OVERLAPS) 1/198 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/198 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/198 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 4 (OVERLAPS) 271/469 variables, 198/219 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/469 variables, 0/219 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 6 (OVERLAPS) 0/469 variables, 0/219 constraints. Problems are: Problem set: 0 solved, 270 unsolved
No progress, stopping.
After SMT solving in domain Real declared 469/469 variables, and 219 constraints, problems are : Problem set: 0 solved, 270 unsolved in 20218 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 198/198 constraints, PredecessorRefiner: 270/270 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 270 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/197 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 1 (OVERLAPS) 1/198 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/198 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/198 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 4 (OVERLAPS) 271/469 variables, 198/219 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/469 variables, 270/489 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/469 variables, 1/490 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/469 variables, 3/493 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/469 variables, 2/495 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/469 variables, 2/497 constraints. Problems are: Problem set: 0 solved, 270 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 469/469 variables, and 497 constraints, problems are : Problem set: 0 solved, 270 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 198/198 constraints, PredecessorRefiner: 270/270 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 50262ms problems are : Problem set: 0 solved, 270 unsolved
Search for dead transitions found 0 dead transitions in 50263ms
Starting structural reductions in LTL mode, iteration 1 : 198/235 places, 271/344 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 50687 ms. Remains : 198/235 places, 271/344 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)||(F(p1)&&X(X((p0||G(p2)))))))'
Stuttering acceptance computed with spot in 277 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (NOT p1), (AND (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p0)), true, (NOT p2)]
Running random walk in product with property : Champagne-PT-H06T0R-LTLFireability-13
Product exploration explored 100000 steps with 33333 reset in 119 ms.
Product exploration explored 100000 steps with 33333 reset in 111 ms.
Computed a total of 19 stabilizing places and 19 stable transitions
Computed a total of 19 stabilizing places and 19 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 12 factoid took 19 ms. Proved property starting from automaton with 7 states, 12 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 25 ms.
FORMULA Champagne-PT-H06T0R-LTLFireability-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Champagne-PT-H06T0R-LTLFireability-13 finished in 51269 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||G(p1))))'
Support contains 2 out of 235 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 235/235 places, 344/344 transitions.
Discarding 20 places :
Symmetric choice reduction at 0 with 20 rule applications. Total rules 20 place count 215 transition count 313
Iterating global reduction 0 with 20 rules applied. Total rules applied 40 place count 215 transition count 313
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 43 place count 215 transition count 310
Discarding 11 places :
Symmetric choice reduction at 1 with 11 rule applications. Total rules 54 place count 204 transition count 291
Iterating global reduction 1 with 11 rules applied. Total rules applied 65 place count 204 transition count 291
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 67 place count 204 transition count 289
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 75 place count 196 transition count 269
Iterating global reduction 2 with 8 rules applied. Total rules applied 83 place count 196 transition count 269
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 2 with 7 rules applied. Total rules applied 90 place count 196 transition count 262
Applied a total of 90 rules in 19 ms. Remains 196 /235 variables (removed 39) and now considering 262/344 (removed 82) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4720543342971378432.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7814494934055746678.kers'
[2026-05-22 23:10:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4720543342971378432.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7814494934055746678.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 262 rows 196 cols 697 entries
Finished phase 1 with 176 SingleSign rule and 0 generalized
[2026-05-22 23:10:41] [INFO ] Computed 20 invariants in 2 ms
Computed 20 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-7814494934055746678.kers
Total runtime 4 ms.
[2026-05-22 23:10:41] [INFO ] Implicit Places using invariants in 155 ms returned []
[2026-05-22 23:10:41] [INFO ] Invariant cache hit.
[2026-05-22 23:10:41] [INFO ] Implicit Places using invariants and state equation in 315 ms returned []
Implicit Place search using SMT with State Equation took 473 ms to find 0 implicit places.
Running 261 sub problems to find dead transitions.
[2026-05-22 23:10:41] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/195 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 261 unsolved
At refinement iteration 1 (OVERLAPS) 1/196 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 261 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/196 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 261 unsolved
At refinement iteration 3 (OVERLAPS) 262/458 variables, 196/216 constraints. Problems are: Problem set: 0 solved, 261 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/458 variables, 0/216 constraints. Problems are: Problem set: 0 solved, 261 unsolved
At refinement iteration 5 (OVERLAPS) 0/458 variables, 0/216 constraints. Problems are: Problem set: 0 solved, 261 unsolved
No progress, stopping.
After SMT solving in domain Real declared 458/458 variables, and 216 constraints, problems are : Problem set: 0 solved, 261 unsolved in 21116 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 196/196 constraints, PredecessorRefiner: 261/261 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 261 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/195 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 261 unsolved
At refinement iteration 1 (OVERLAPS) 1/196 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 261 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/196 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 261 unsolved
At refinement iteration 3 (OVERLAPS) 262/458 variables, 196/216 constraints. Problems are: Problem set: 0 solved, 261 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/458 variables, 261/477 constraints. Problems are: Problem set: 0 solved, 261 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/458 variables, 1/478 constraints. Problems are: Problem set: 0 solved, 261 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/458 variables, 4/482 constraints. Problems are: Problem set: 0 solved, 261 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/458 variables, 0/482 constraints. Problems are: Problem set: 0 solved, 261 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 458/458 variables, and 483 constraints, problems are : Problem set: 0 solved, 261 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 196/196 constraints, PredecessorRefiner: 261/261 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 51167ms problems are : Problem set: 0 solved, 261 unsolved
Search for dead transitions found 0 dead transitions in 51170ms
Starting structural reductions in LTL mode, iteration 1 : 196/235 places, 262/344 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 51663 ms. Remains : 196/235 places, 262/344 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||G(p1))))'
Stuttering acceptance computed with spot in 155 ms :[true, (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : Champagne-PT-H06T0R-LTLFireability-14
Product exploration explored 100000 steps with 50000 reset in 96 ms.
Product exploration explored 100000 steps with 50000 reset in 105 ms.
Computed a total of 21 stabilizing places and 21 stable transitions
Computed a total of 21 stabilizing places and 21 stable transitions
Detected a total of 21/196 stabilizing places and 21/262 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 8 factoid took 18 ms. Proved property starting from automaton with 4 states, 6 edges and 2 AP (stutter sensitive
Knowledge-based reduction took 23 ms.
FORMULA Champagne-PT-H06T0R-LTLFireability-14 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Champagne-PT-H06T0R-LTLFireability-14 finished in 52089 ms.
All properties solved by simple procedures.
Total runtime 479231 ms.

BK_STOP 1779491493333

--------------------
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="Champagne-PT-H06T0R"
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 Champagne-PT-H06T0R, 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 r050-smll-177946901000052"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Champagne-PT-H06T0R.tgz
mv Champagne-PT-H06T0R 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 ;