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.r114-smll-177955740500308.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)
............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is EnergyBus-PT-none, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r114-smll-177955740500308
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 3.7M
-rw-r--r-- 1 mcc users 8.1K Mar 7 04:51 CTLCardinality.txt
-rw-r--r-- 1 mcc users 97K Mar 7 04:51 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.4K Mar 7 04:51 CTLFireability.txt
-rw-r--r-- 1 mcc users 61K Mar 7 04:51 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.2K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.5K Mar 17 09:02 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Mar 17 09:02 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 17 09:02 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 17 09:02 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Mar 7 04:51 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 128K Mar 7 04:51 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.9K Mar 7 04:51 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 85K Mar 7 04:51 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 17 09:02 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 17 09:02 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 3.2M 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 EnergyBus-PT-none-LTLFireability-00
FORMULA_NAME EnergyBus-PT-none-LTLFireability-01
FORMULA_NAME EnergyBus-PT-none-LTLFireability-02
FORMULA_NAME EnergyBus-PT-none-LTLFireability-03
FORMULA_NAME EnergyBus-PT-none-LTLFireability-04
FORMULA_NAME EnergyBus-PT-none-LTLFireability-05
FORMULA_NAME EnergyBus-PT-none-LTLFireability-06
FORMULA_NAME EnergyBus-PT-none-LTLFireability-07
FORMULA_NAME EnergyBus-PT-none-LTLFireability-08
FORMULA_NAME EnergyBus-PT-none-LTLFireability-09
FORMULA_NAME EnergyBus-PT-none-LTLFireability-10
FORMULA_NAME EnergyBus-PT-none-LTLFireability-11
FORMULA_NAME EnergyBus-PT-none-LTLFireability-12
FORMULA_NAME EnergyBus-PT-none-LTLFireability-13
FORMULA_NAME EnergyBus-PT-none-LTLFireability-14
FORMULA_NAME EnergyBus-PT-none-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1779829743210

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=EnergyBus-PT-none
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-26 21:09:05] [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]
[2026-05-26 21:09:05] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-26 21:09:05] [INFO ] Load time of PNML (sax parser for PT used): 568 ms
[2026-05-26 21:09:05] [INFO ] Transformed 157 places.
[2026-05-26 21:09:05] [INFO ] Transformed 4430 transitions.
[2026-05-26 21:09:05] [INFO ] Found NUPN structural information;
[2026-05-26 21:09:05] [INFO ] Parsed PT model containing 157 places and 4430 transitions and 63389 arcs in 799 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 17 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
Deduced a syphon composed of 4 places in 31 ms
Reduce places removed 4 places and 825 transitions.
Ensure Unique test removed 1692 transitions
Reduce redundant transitions removed 1692 transitions.
FORMULA EnergyBus-PT-none-LTLFireability-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA EnergyBus-PT-none-LTLFireability-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA EnergyBus-PT-none-LTLFireability-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA EnergyBus-PT-none-LTLFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA EnergyBus-PT-none-LTLFireability-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA EnergyBus-PT-none-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 33 out of 153 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 153/153 places, 1913/1913 transitions.
Discarding 22 places :
Symmetric choice reduction at 0 with 22 rule applications. Total rules 22 place count 131 transition count 1794
Iterating global reduction 0 with 22 rules applied. Total rules applied 44 place count 131 transition count 1794
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 46 place count 131 transition count 1792
Drop transitions (Redundant composition of simpler transitions.) removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 1 with 8 rules applied. Total rules applied 54 place count 131 transition count 1784
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 55 place count 130 transition count 1783
Iterating global reduction 1 with 1 rules applied. Total rules applied 56 place count 130 transition count 1783
Applied a total of 56 rules in 160 ms. Remains 130 /153 variables (removed 23) and now considering 1783/1913 (removed 130) transitions.
[2026-05-26 21:09:06] [INFO ] Flow matrix only has 585 transitions (discarded 1198 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16379834167850171122.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9685356517809932497.kers'
[2026-05-26 21:09:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16379834167850171122.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9685356517809932497.kers]
Normalized transition count is 584 out of 585 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 584 rows 129 cols 4804 entries
Finished phase 1 with 106 SingleSign rule and 1 generalized
[2026-05-26 21:09:06] [INFO ] Computed 23 invariants in 3 ms
Computed 23 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-9685356517809932497.kers
Total runtime 5 ms.
[2026-05-26 21:09:07] [INFO ] Implicit Places using invariants in 396 ms returned [12]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 491 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 129/153 places, 1783/1913 transitions.
Applied a total of 0 rules in 24 ms. Remains 129 /129 variables (removed 0) and now considering 1783/1783 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 711 ms. Remains : 129/153 places, 1783/1913 transitions.
Starting structural reductions in LTL mode, iteration 0 : 129/129 places, 1783/1783 transitions.
Applied a total of 0 rules in 23 ms. Remains 129 /129 variables (removed 0) and now considering 1783/1783 (removed 0) transitions.
[2026-05-26 21:09:07] [INFO ] Flow matrix only has 585 transitions (discarded 1198 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14846072075127195860.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2546794608299194762.kers'
[2026-05-26 21:09:07] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14846072075127195860.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2546794608299194762.kers]
Normalized transition count is 584 out of 585 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 584 rows 129 cols 4804 entries
Finished phase 1 with 106 SingleSign rule and 1 generalized
[2026-05-26 21:09:07] [INFO ] Computed 22 invariants in 4 ms
Computed 22 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-2546794608299194762.kers
Total runtime 8 ms.
[2026-05-26 21:09:07] [INFO ] Implicit Places using invariants in 216 ms returned []
[2026-05-26 21:09:07] [INFO ] Flow matrix only has 585 transitions (discarded 1198 similar events)
[2026-05-26 21:09:07] [INFO ] Invariant cache hit.
[2026-05-26 21:09:07] [INFO ] State equation strengthened by 441 read => feed constraints.
[2026-05-26 21:09:08] [INFO ] Implicit Places using invariants and state equation in 1417 ms returned [20, 101]
[2026-05-26 21:09:08] [INFO ] Actually due to overlaps returned [20]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1642 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 128/129 places, 1783/1783 transitions.
Applied a total of 0 rules in 21 ms. Remains 128 /128 variables (removed 0) and now considering 1783/1783 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1687 ms. Remains : 128/129 places, 1783/1783 transitions.
Support contains 33 out of 128 places after structural reductions.
[2026-05-26 21:09:09] [INFO ] Flatten gal took : 581 ms
[2026-05-26 21:09:10] [INFO ] Flatten gal took : 216 ms
[2026-05-26 21:09:10] [INFO ] Input system was already deterministic with 1783 transitions.
RANDOM walk for 40000 steps (8 resets) in 5595 ms. (7 steps per ms) remains 20/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 57 ms. (69 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (8 resets) in 42 ms. (93 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 33 ms. (117 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 70 ms. (56 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (8 resets) in 30 ms. (129 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 30 ms. (129 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4002 steps (8 resets) in 40 ms. (97 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (8 resets) in 26 ms. (148 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (8 resets) in 20 ms. (190 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (8 resets) in 44 ms. (88 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (8 resets) in 18 ms. (210 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4002 steps (8 resets) in 27 ms. (142 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (8 resets) in 19 ms. (200 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4002 steps (8 resets) in 20 ms. (190 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 20/20 properties
[2026-05-26 21:09:12] [INFO ] Flow matrix only has 585 transitions (discarded 1198 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10155529904337732218.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14683595445161836716.kers'
[2026-05-26 21:09:12] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10155529904337732218.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14683595445161836716.kers]
Normalized transition count is 584 out of 585 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 584 rows 128 cols 4800 entries
Finished phase 1 with 106 SingleSign rule and 1 generalized
[2026-05-26 21:09:12] [INFO ] Computed 21 invariants in 4 ms
Computed 21 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-14683595445161836716.kers
Total runtime 5 ms.
[2026-05-26 21:09:12] [INFO ] State equation strengthened by 441 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 20 unsolved
Problem AtomicPropp7 is UNSAT
At refinement iteration 1 (OVERLAPS) 52/83 variables, 8/8 constraints. Problems are: Problem set: 1 solved, 19 unsolved
Problem AtomicPropp16 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/83 variables, 1/9 constraints. Problems are: Problem set: 2 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/83 variables, 0/9 constraints. Problems are: Problem set: 2 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 35/118 variables, 11/20 constraints. Problems are: Problem set: 2 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/118 variables, 0/20 constraints. Problems are: Problem set: 2 solved, 18 unsolved
At refinement iteration 6 (OVERLAPS) 6/124 variables, 2/22 constraints. Problems are: Problem set: 2 solved, 18 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/124 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 18 unsolved
At refinement iteration 8 (OVERLAPS) 582/706 variables, 124/146 constraints. Problems are: Problem set: 2 solved, 18 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/706 variables, 440/586 constraints. Problems are: Problem set: 2 solved, 18 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/706 variables, 0/586 constraints. Problems are: Problem set: 2 solved, 18 unsolved
At refinement iteration 11 (OVERLAPS) 6/712 variables, 4/590 constraints. Problems are: Problem set: 2 solved, 18 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/712 variables, 0/590 constraints. Problems are: Problem set: 2 solved, 18 unsolved
At refinement iteration 13 (OVERLAPS) 1/713 variables, 1/591 constraints. Problems are: Problem set: 2 solved, 18 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 713/713 variables, and 591 constraints, problems are : Problem set: 2 solved, 18 unsolved in 5015 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 128/128 constraints, ReadFeed: 441/441 constraints, PredecessorRefiner: 20/0 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 18 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 52/83 variables, 8/8 constraints. Problems are: Problem set: 2 solved, 18 unsolved
Problem AtomicPropp13 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/83 variables, 1/9 constraints. Problems are: Problem set: 3 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/83 variables, 0/9 constraints. Problems are: Problem set: 3 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 35/118 variables, 11/20 constraints. Problems are: Problem set: 3 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/118 variables, 1/21 constraints. Problems are: Problem set: 3 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/118 variables, 0/21 constraints. Problems are: Problem set: 3 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 6/124 variables, 2/23 constraints. Problems are: Problem set: 3 solved, 17 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/124 variables, 0/23 constraints. Problems are: Problem set: 3 solved, 17 unsolved
At refinement iteration 9 (OVERLAPS) 582/706 variables, 124/147 constraints. Problems are: Problem set: 3 solved, 17 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/706 variables, 440/587 constraints. Problems are: Problem set: 3 solved, 17 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/706 variables, 0/587 constraints. Problems are: Problem set: 3 solved, 17 unsolved
At refinement iteration 12 (OVERLAPS) 6/712 variables, 4/591 constraints. Problems are: Problem set: 3 solved, 17 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/712 variables, 0/591 constraints. Problems are: Problem set: 3 solved, 17 unsolved
SMT process timed out in 10293ms, After SMT, problems are : Problem set: 3 solved, 17 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 30 out of 128 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 128/128 places, 1783/1783 transitions.
Graph (trivial) has 59 edges and 128 vertex of which 11 / 128 are part of one of the 4 SCC in 7 ms
Free SCC test removed 7 places
Drop transitions (Empty/Sink Transition effects.) removed 20 transitions
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 24 transitions.
Graph (complete) has 712 edges and 121 vertex of which 118 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.29 ms
Discarding 3 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 6 rules applied. Total rules applied 8 place count 118 transition count 1751
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 12 place count 114 transition count 1751
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 12 place count 114 transition count 1747
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 20 place count 110 transition count 1747
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: 10
Deduced a syphon composed of 10 places in 1 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 2 with 20 rules applied. Total rules applied 40 place count 100 transition count 1737
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 42 place count 100 transition count 1735
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: -9
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 3 with 10 rules applied. Total rules applied 52 place count 95 transition count 1744
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 60 place count 95 transition count 1736
Drop transitions (Redundant composition of simpler transitions.) removed 79 transitions
Redundant transition composition rules discarded 79 transitions
Iterating global reduction 4 with 79 rules applied. Total rules applied 139 place count 95 transition count 1657
Discarding 2 places :
Implicit places reduction removed 2 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 4 with 4 rules applied. Total rules applied 143 place count 93 transition count 1655
Reduce places removed 2 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 5 with 3 rules applied. Total rules applied 146 place count 91 transition count 1654
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 147 place count 90 transition count 1654
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 2 Pre rules applied. Total rules applied 147 place count 90 transition count 1652
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 7 with 4 rules applied. Total rules applied 151 place count 88 transition count 1652
Free-agglomeration rule applied 5 times.
Iterating global reduction 7 with 5 rules applied. Total rules applied 156 place count 88 transition count 1647
Reduce places removed 5 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 7 with 6 rules applied. Total rules applied 162 place count 83 transition count 1646
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 8 with 1 rules applied. Total rules applied 163 place count 83 transition count 1645
Applied a total of 163 rules in 1906 ms. Remains 83 /128 variables (removed 45) and now considering 1645/1783 (removed 138) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1907 ms. Remains : 83/128 places, 1645/1783 transitions.
RANDOM walk for 40000 steps (8 resets) in 1604 ms. (24 steps per ms) remains 16/17 properties
BEST_FIRST walk for 4003 steps (8 resets) in 28 ms. (138 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (8 resets) in 26 ms. (148 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 29 ms. (133 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 54 ms. (72 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (8 resets) in 30 ms. (129 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (8 resets) in 21 ms. (181 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (8 resets) in 30 ms. (129 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (8 resets) in 22 ms. (174 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (8 resets) in 26 ms. (148 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 16/16 properties
Interrupted probabilistic random walk after 126337 steps, run timeout after 3001 ms. (steps per millisecond=42 ) properties seen :0 out of 16
Probabilistic random walk after 126337 steps, saw 62018 distinct states, run finished after 3011 ms. (steps per millisecond=41 ) properties seen :0
[2026-05-26 21:09:28] [INFO ] Flow matrix only has 499 transitions (discarded 1146 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11716386140375927649.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16369565468500864891.kers'
[2026-05-26 21:09:28] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11716386140375927649.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16369565468500864891.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 1 ms.
// Phase 1: matrix 499 rows 82 cols 4888 entries
Finished phase 1 with 64 SingleSign rule and 1 generalized
[2026-05-26 21:09:28] [INFO ] Computed 18 invariants in 3 ms
Computed 18 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-16369565468500864891.kers
Total runtime 5 ms.
[2026-05-26 21:09:28] [INFO ] State equation strengthened by 436 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (OVERLAPS) 27/56 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/56 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (OVERLAPS) 23/79 variables, 10/17 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/79 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (OVERLAPS) 1/80 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/80 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (OVERLAPS) 498/578 variables, 80/98 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/578 variables, 435/533 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/578 variables, 0/533 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 10 (OVERLAPS) 4/582 variables, 3/536 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/582 variables, 1/537 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/582 variables, 0/537 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 13 (OVERLAPS) 0/582 variables, 0/537 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Real declared 582/582 variables, and 537 constraints, problems are : Problem set: 0 solved, 16 unsolved in 3497 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 83/83 constraints, ReadFeed: 436/436 constraints, PredecessorRefiner: 16/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (OVERLAPS) 27/56 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/56 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (OVERLAPS) 23/79 variables, 10/17 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/79 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (OVERLAPS) 1/80 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/80 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (OVERLAPS) 498/578 variables, 80/98 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/578 variables, 435/533 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/578 variables, 0/533 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 10 (OVERLAPS) 4/582 variables, 3/536 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/582 variables, 1/537 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/582 variables, 0/537 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 13 (OVERLAPS) 0/582 variables, 0/537 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Int declared 582/582 variables, and 537 constraints, problems are : Problem set: 0 solved, 16 unsolved in 8640 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 83/83 constraints, ReadFeed: 436/436 constraints, PredecessorRefiner: 16/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 12238ms problems are : Problem set: 0 solved, 16 unsolved
Parikh walk visited 0 properties in 2405 ms.
Support contains 29 out of 83 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 83/83 places, 1645/1645 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 82 transition count 1517
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 82 transition count 1517
Applied a total of 2 rules in 227 ms. Remains 82 /83 variables (removed 1) and now considering 1517/1645 (removed 128) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 227 ms. Remains : 82/83 places, 1517/1645 transitions.
RANDOM walk for 40000 steps (8 resets) in 1088 ms. (36 steps per ms) remains 15/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4003 steps (8 resets) in 15 ms. (250 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4002 steps (8 resets) in 17 ms. (222 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4003 steps (8 resets) in 16 ms. (235 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4003 steps (8 resets) in 16 ms. (235 steps per ms) remains 15/15 properties
Interrupted probabilistic random walk after 124531 steps, run timeout after 3001 ms. (steps per millisecond=41 ) properties seen :0 out of 15
Probabilistic random walk after 124531 steps, saw 60601 distinct states, run finished after 3001 ms. (steps per millisecond=41 ) properties seen :0
[2026-05-26 21:09:46] [INFO ] Flow matrix only has 467 transitions (discarded 1050 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6638166615939474117.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10064946584473424226.kers'
[2026-05-26 21:09:46] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6638166615939474117.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10064946584473424226.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 467 rows 81 cols 4536 entries
Finished phase 1 with 63 SingleSign rule and 1 generalized
[2026-05-26 21:09:46] [INFO ] Computed 18 invariants in 3 ms
Computed 18 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-10064946584473424226.kers
Total runtime 5 ms.
[2026-05-26 21:09:46] [INFO ] State equation strengthened by 404 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (OVERLAPS) 26/55 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (OVERLAPS) 23/78 variables, 10/17 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/78 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 1/79 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/79 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (OVERLAPS) 466/545 variables, 79/97 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/545 variables, 403/500 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/545 variables, 0/500 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 10 (OVERLAPS) 4/549 variables, 3/503 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/549 variables, 1/504 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/549 variables, 0/504 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 13 (OVERLAPS) 0/549 variables, 0/504 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Real declared 549/549 variables, and 504 constraints, problems are : Problem set: 0 solved, 15 unsolved in 3189 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 82/82 constraints, ReadFeed: 404/404 constraints, PredecessorRefiner: 15/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 15 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (OVERLAPS) 26/55 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (OVERLAPS) 23/78 variables, 10/17 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/78 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 1/79 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/79 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (OVERLAPS) 466/545 variables, 79/97 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/545 variables, 403/500 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/545 variables, 0/500 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 10 (OVERLAPS) 4/549 variables, 3/503 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/549 variables, 1/504 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/549 variables, 0/504 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 13 (OVERLAPS) 0/549 variables, 0/504 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Int declared 549/549 variables, and 504 constraints, problems are : Problem set: 0 solved, 15 unsolved in 9033 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 82/82 constraints, ReadFeed: 404/404 constraints, PredecessorRefiner: 15/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 12316ms problems are : Problem set: 0 solved, 15 unsolved
Parikh walk visited 0 properties in 16575 ms.
Support contains 29 out of 82 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 1517/1517 transitions.
Applied a total of 0 rules in 207 ms. Remains 82 /82 variables (removed 0) and now considering 1517/1517 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 207 ms. Remains : 82/82 places, 1517/1517 transitions.
RANDOM walk for 40000 steps (8 resets) in 1469 ms. (27 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4003 steps (8 resets) in 17 ms. (222 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4002 steps (8 resets) in 15 ms. (250 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4003 steps (8 resets) in 18 ms. (210 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4002 steps (8 resets) in 19 ms. (200 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4003 steps (8 resets) in 16 ms. (235 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 15/15 properties
Interrupted probabilistic random walk after 119306 steps, run timeout after 3001 ms. (steps per millisecond=39 ) properties seen :0 out of 15
Probabilistic random walk after 119306 steps, saw 58131 distinct states, run finished after 3004 ms. (steps per millisecond=39 ) properties seen :0
[2026-05-26 21:10:19] [INFO ] Flow matrix only has 467 transitions (discarded 1050 similar events)
[2026-05-26 21:10:19] [INFO ] Invariant cache hit.
[2026-05-26 21:10:19] [INFO ] State equation strengthened by 404 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (OVERLAPS) 26/55 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (OVERLAPS) 23/78 variables, 10/17 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/78 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 1/79 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/79 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (OVERLAPS) 466/545 variables, 79/97 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/545 variables, 403/500 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/545 variables, 0/500 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 10 (OVERLAPS) 4/549 variables, 3/503 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/549 variables, 1/504 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/549 variables, 0/504 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 13 (OVERLAPS) 0/549 variables, 0/504 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Real declared 549/549 variables, and 504 constraints, problems are : Problem set: 0 solved, 15 unsolved in 2832 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 82/82 constraints, ReadFeed: 404/404 constraints, PredecessorRefiner: 15/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 15 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (OVERLAPS) 26/55 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (OVERLAPS) 23/78 variables, 10/17 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/78 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 1/79 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/79 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (OVERLAPS) 466/545 variables, 79/97 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/545 variables, 403/500 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/545 variables, 0/500 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 10 (OVERLAPS) 4/549 variables, 3/503 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/549 variables, 1/504 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/549 variables, 0/504 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 13 (OVERLAPS) 0/549 variables, 0/504 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Int declared 549/549 variables, and 504 constraints, problems are : Problem set: 0 solved, 15 unsolved in 6928 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 82/82 constraints, ReadFeed: 404/404 constraints, PredecessorRefiner: 15/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9809ms problems are : Problem set: 0 solved, 15 unsolved
Parikh walk visited 0 properties in 16603 ms.
Support contains 29 out of 82 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 1517/1517 transitions.
Applied a total of 0 rules in 213 ms. Remains 82 /82 variables (removed 0) and now considering 1517/1517 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 213 ms. Remains : 82/82 places, 1517/1517 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 1517/1517 transitions.
Applied a total of 0 rules in 212 ms. Remains 82 /82 variables (removed 0) and now considering 1517/1517 (removed 0) transitions.
[2026-05-26 21:10:46] [INFO ] Flow matrix only has 467 transitions (discarded 1050 similar events)
[2026-05-26 21:10:46] [INFO ] Invariant cache hit.
[2026-05-26 21:10:46] [INFO ] Implicit Places using invariants in 84 ms returned [63]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 87 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 81/82 places, 1517/1517 transitions.
Applied a total of 0 rules in 203 ms. Remains 81 /81 variables (removed 0) and now considering 1517/1517 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 502 ms. Remains : 81/82 places, 1517/1517 transitions.
RANDOM walk for 40000 steps (8 resets) in 1355 ms. (29 steps per ms) remains 14/15 properties
BEST_FIRST walk for 40004 steps (8 resets) in 111 ms. (357 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40003 steps (8 resets) in 85 ms. (465 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 110 ms. (360 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 110 ms. (360 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 92 ms. (430 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 90 ms. (439 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 94 ms. (421 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 77 ms. (512 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40003 steps (8 resets) in 65 ms. (606 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 84 ms. (470 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 85 ms. (465 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 65 ms. (606 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 80 ms. (493 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40003 steps (8 resets) in 80 ms. (493 steps per ms) remains 14/14 properties
Interrupted probabilistic random walk after 143097 steps, run timeout after 3001 ms. (steps per millisecond=47 ) properties seen :0 out of 14
Probabilistic random walk after 143097 steps, saw 69081 distinct states, run finished after 3001 ms. (steps per millisecond=47 ) properties seen :0
[2026-05-26 21:10:50] [INFO ] Flow matrix only has 467 transitions (discarded 1050 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10318723302097696648.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18155759486678520795.kers'
[2026-05-26 21:10:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10318723302097696648.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18155759486678520795.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 467 rows 81 cols 4536 entries
Finished phase 1 with 63 SingleSign rule and 1 generalized
[2026-05-26 21:10:50] [INFO ] Computed 17 invariants in 2 ms
Computed 17 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-18155759486678520795.kers
Total runtime 4 ms.
[2026-05-26 21:10:50] [INFO ] State equation strengthened by 396 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 1 (OVERLAPS) 27/55 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 3 (OVERLAPS) 22/77 variables, 9/16 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/77 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 5 (OVERLAPS) 1/78 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/78 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 7 (OVERLAPS) 466/544 variables, 78/95 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/544 variables, 395/490 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/544 variables, 0/490 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 10 (OVERLAPS) 4/548 variables, 3/493 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/548 variables, 1/494 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/548 variables, 0/494 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 13 (OVERLAPS) 0/548 variables, 0/494 constraints. Problems are: Problem set: 0 solved, 14 unsolved
No progress, stopping.
After SMT solving in domain Real declared 548/548 variables, and 494 constraints, problems are : Problem set: 0 solved, 14 unsolved in 2795 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 81/81 constraints, ReadFeed: 396/396 constraints, PredecessorRefiner: 14/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 14 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 1 (OVERLAPS) 27/55 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 3 (OVERLAPS) 22/77 variables, 9/16 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/77 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 5 (OVERLAPS) 1/78 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/78 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 7 (OVERLAPS) 466/544 variables, 78/95 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/544 variables, 395/490 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/544 variables, 0/490 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 10 (OVERLAPS) 4/548 variables, 3/493 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/548 variables, 1/494 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/548 variables, 0/494 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 13 (OVERLAPS) 0/548 variables, 0/494 constraints. Problems are: Problem set: 0 solved, 14 unsolved
No progress, stopping.
After SMT solving in domain Int declared 548/548 variables, and 494 constraints, problems are : Problem set: 0 solved, 14 unsolved in 5254 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 81/81 constraints, ReadFeed: 396/396 constraints, PredecessorRefiner: 14/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8105ms problems are : Problem set: 0 solved, 14 unsolved
Parikh walk visited 0 properties in 11098 ms.
Support contains 28 out of 81 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 81/81 places, 1517/1517 transitions.
Free-agglomeration rule applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 81 transition count 1516
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 80 transition count 1516
Applied a total of 2 rules in 414 ms. Remains 80 /81 variables (removed 1) and now considering 1516/1517 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 414 ms. Remains : 80/81 places, 1516/1517 transitions.
Successfully simplified 3 atomic propositions for a total of 10 simplifications.
Computed a total of 3 stabilizing places and 130 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 8 out of 128 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 128/128 places, 1783/1783 transitions.
Graph (trivial) has 86 edges and 128 vertex of which 13 / 128 are part of one of the 5 SCC in 1 ms
Free SCC test removed 8 places
Ensure Unique test removed 424 transitions
Reduce isomorphic transitions removed 424 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 5 place count 120 transition count 1355
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 9 place count 116 transition count 1355
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 9 place count 116 transition count 1351
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 17 place count 112 transition count 1351
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 23 place count 106 transition count 859
Iterating global reduction 2 with 6 rules applied. Total rules applied 29 place count 106 transition count 859
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: 10
Deduced a syphon composed of 10 places in 1 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 2 with 20 rules applied. Total rules applied 49 place count 96 transition count 849
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 51 place count 96 transition count 847
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: -8
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 3 with 10 rules applied. Total rules applied 61 place count 91 transition count 855
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 65 place count 91 transition count 851
Drop transitions (Redundant composition of simpler transitions.) removed 13 transitions
Redundant transition composition rules discarded 13 transitions
Iterating global reduction 4 with 13 rules applied. Total rules applied 78 place count 91 transition count 838
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 4 with 1 rules applied. Total rules applied 79 place count 91 transition count 837
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 80 place count 90 transition count 837
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 6 with 6 rules applied. Total rules applied 86 place count 87 transition count 834
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 6 with 1 rules applied. Total rules applied 87 place count 87 transition count 833
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 88 place count 86 transition count 833
Applied a total of 88 rules in 709 ms. Remains 86 /128 variables (removed 42) and now considering 833/1783 (removed 950) transitions.
[2026-05-26 21:11:10] [INFO ] Flow matrix only has 314 transitions (discarded 519 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17302266485438205389.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12335970472232668563.kers'
[2026-05-26 21:11:10] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17302266485438205389.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12335970472232668563.kers]
Normalized transition count is 313 out of 314 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 313 rows 85 cols 2636 entries
Finished phase 1 with 65 SingleSign rule and 1 generalized
[2026-05-26 21:11:10] [INFO ] Computed 20 invariants in 1 ms
Computed 20 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-12335970472232668563.kers
Total runtime 6 ms.
[2026-05-26 21:11:11] [INFO ] Implicit Places using invariants in 182 ms returned [68]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 184 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 85/128 places, 833/1783 transitions.
Applied a total of 0 rules in 122 ms. Remains 85 /85 variables (removed 0) and now considering 833/833 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1016 ms. Remains : 85/128 places, 833/1783 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 271 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : EnergyBus-PT-none-LTLFireability-00
Product exploration explored 100000 steps with 0 reset in 1163 ms.
Product exploration explored 100000 steps with 0 reset in 972 ms.
Computed a total of 1 stabilizing places and 2 stable transitions
Computed a total of 1 stabilizing places and 2 stable transitions
Knowledge based reduction with 3 factoid took 89 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
RANDOM walk for 40000 steps (8 resets) in 722 ms. (55 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 320 ms. (124 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 575987 steps, run timeout after 3001 ms. (steps per millisecond=191 ) properties seen :0 out of 1
Probabilistic random walk after 575987 steps, saw 226599 distinct states, run finished after 3001 ms. (steps per millisecond=191 ) properties seen :0
[2026-05-26 21:11:17] [INFO ] Flow matrix only has 314 transitions (discarded 519 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16333788910445525068.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16639863212218067363.kers'
[2026-05-26 21:11:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16333788910445525068.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16639863212218067363.kers]
Normalized transition count is 313 out of 314 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 313 rows 85 cols 2636 entries
Finished phase 1 with 65 SingleSign rule and 1 generalized
[2026-05-26 21:11:17] [INFO ] Computed 19 invariants in 2 ms
Computed 19 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-16639863212218067363.kers
Total runtime 4 ms.
[2026-05-26 21:11:17] [INFO ] State equation strengthened by 234 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 46/54 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 22/76 variables, 9/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/76 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 3/79 variables, 2/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/79 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 307/386 variables, 79/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/386 variables, 123/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/386 variables, 0/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 12/398 variables, 6/227 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/398 variables, 110/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/398 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 1/399 variables, 1/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/399 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/399 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 399/399 variables, and 338 constraints, problems are : Problem set: 0 solved, 1 unsolved in 440 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 85/85 constraints, ReadFeed: 234/234 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 46/54 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 22/76 variables, 9/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/76 variables, 2/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/76 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 3/79 variables, 2/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/79 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 307/386 variables, 79/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/386 variables, 123/223 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/386 variables, 0/223 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 12/398 variables, 6/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/398 variables, 110/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/398 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 1/399 variables, 1/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/399 variables, 0/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/399 variables, 0/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 399/399 variables, and 340 constraints, problems are : Problem set: 0 solved, 1 unsolved in 752 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 85/85 constraints, ReadFeed: 234/234 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1238ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 166 ms.
Support contains 8 out of 85 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 85/85 places, 833/833 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 10 place count 85 transition count 823
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 5 Pre rules applied. Total rules applied 10 place count 85 transition count 818
Deduced a syphon composed of 5 places in 0 ms
Ensure Unique test removed 2 places
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 22 place count 78 transition count 818
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 1 with 1 rules applied. Total rules applied 23 place count 78 transition count 817
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 25 place count 77 transition count 816
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 25 place count 77 transition count 815
Deduced a syphon composed of 1 places in 0 ms
Ensure Unique test removed 1 places
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 3 rules applied. Total rules applied 28 place count 75 transition count 815
Drop transitions (Redundant composition of simpler transitions.) removed 51 transitions
Redundant transition composition rules discarded 51 transitions
Iterating global reduction 3 with 51 rules applied. Total rules applied 79 place count 75 transition count 764
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 79 place count 75 transition count 763
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 81 place count 74 transition count 763
Free-agglomeration rule applied 11 times.
Iterating global reduction 3 with 11 rules applied. Total rules applied 92 place count 74 transition count 752
Reduce places removed 11 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 12 rules applied. Total rules applied 104 place count 63 transition count 751
Drop transitions (Redundant composition of simpler transitions.) removed 109 transitions
Redundant transition composition rules discarded 109 transitions
Iterating global reduction 4 with 109 rules applied. Total rules applied 213 place count 63 transition count 642
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 4 with 1 rules applied. Total rules applied 214 place count 63 transition count 688
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 215 place count 62 transition count 688
Partial Free-agglomeration rule applied 6 times.
Drop transitions (Partial Free agglomeration) removed 6 transitions
Iterating global reduction 5 with 6 rules applied. Total rules applied 221 place count 62 transition count 688
Applied a total of 221 rules in 391 ms. Remains 62 /85 variables (removed 23) and now considering 688/833 (removed 145) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 391 ms. Remains : 62/85 places, 688/833 transitions.
RANDOM walk for 40000 steps (8 resets) in 846 ms. (47 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 83 ms. (476 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 679716 steps, run timeout after 3001 ms. (steps per millisecond=226 ) properties seen :0 out of 1
Probabilistic random walk after 679716 steps, saw 264021 distinct states, run finished after 3001 ms. (steps per millisecond=226 ) properties seen :0
[2026-05-26 21:11:22] [INFO ] Flow matrix only has 200 transitions (discarded 488 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10988382548047183392.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17854443428606284284.kers'
[2026-05-26 21:11:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10988382548047183392.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17854443428606284284.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 200 rows 62 cols 1354 entries
Finished phase 1 with 46 SingleSign rule and 0 generalized
[2026-05-26 21:11:22] [INFO ] Computed 16 invariants in 1 ms
Computed 16 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-17854443428606284284.kers
Total runtime 2 ms.
[2026-05-26 21:11:22] [INFO ] State equation strengthened by 148 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 27/35 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/35 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 22/57 variables, 9/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/57 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 196/253 variables, 57/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/253 variables, 81/154 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/253 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 9/262 variables, 5/159 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/262 variables, 67/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/262 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/262 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 262/262 variables, and 226 constraints, problems are : Problem set: 0 solved, 1 unsolved in 238 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 62/62 constraints, ReadFeed: 148/148 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 27/35 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/35 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 22/57 variables, 9/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/57 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 196/253 variables, 57/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/253 variables, 81/154 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/253 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 9/262 variables, 5/159 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/262 variables, 67/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/262 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/262 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 262/262 variables, and 226 constraints, problems are : Problem set: 0 solved, 1 unsolved in 221 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 62/62 constraints, ReadFeed: 148/148 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 476ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 139 ms.
Support contains 8 out of 62 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 688/688 transitions.
Applied a total of 0 rules in 46 ms. Remains 62 /62 variables (removed 0) and now considering 688/688 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 46 ms. Remains : 62/62 places, 688/688 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 688/688 transitions.
Applied a total of 0 rules in 52 ms. Remains 62 /62 variables (removed 0) and now considering 688/688 (removed 0) transitions.
[2026-05-26 21:11:22] [INFO ] Flow matrix only has 200 transitions (discarded 488 similar events)
[2026-05-26 21:11:22] [INFO ] Invariant cache hit.
[2026-05-26 21:11:23] [INFO ] Implicit Places using invariants in 159 ms returned []
[2026-05-26 21:11:23] [INFO ] Flow matrix only has 200 transitions (discarded 488 similar events)
[2026-05-26 21:11:23] [INFO ] Invariant cache hit.
[2026-05-26 21:11:23] [INFO ] State equation strengthened by 148 read => feed constraints.
[2026-05-26 21:11:23] [INFO ] Implicit Places using invariants and state equation in 432 ms returned [47]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 594 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 61/62 places, 688/688 transitions.
Applied a total of 0 rules in 47 ms. Remains 61 /61 variables (removed 0) and now considering 688/688 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 693 ms. Remains : 61/62 places, 688/688 transitions.
RANDOM walk for 40000 steps (8 resets) in 544 ms. (73 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 51 ms. (769 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 679543 steps, run timeout after 3001 ms. (steps per millisecond=226 ) properties seen :0 out of 1
Probabilistic random walk after 679543 steps, saw 264008 distinct states, run finished after 3001 ms. (steps per millisecond=226 ) properties seen :0
[2026-05-26 21:11:26] [INFO ] Flow matrix only has 200 transitions (discarded 488 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5531641360812004580.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16699131889064287497.kers'
[2026-05-26 21:11:26] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5531641360812004580.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16699131889064287497.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 200 rows 61 cols 1348 entries
Finished phase 1 with 46 SingleSign rule and 0 generalized
[2026-05-26 21:11:26] [INFO ] Computed 15 invariants in 1 ms
Computed 15 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-16699131889064287497.kers
Total runtime 3 ms.
[2026-05-26 21:11:26] [INFO ] State equation strengthened by 148 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 27/35 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/35 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 20/55 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/55 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 195/250 variables, 55/70 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/250 variables, 80/150 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/250 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 11/261 variables, 6/156 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/261 variables, 68/224 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/261 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/261 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 261/261 variables, and 224 constraints, problems are : Problem set: 0 solved, 1 unsolved in 306 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 61/61 constraints, ReadFeed: 148/148 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 27/35 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/35 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 20/55 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/55 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 195/250 variables, 55/70 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/250 variables, 80/150 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/250 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 11/261 variables, 6/156 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/261 variables, 68/224 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/261 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/261 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 261/261 variables, and 224 constraints, problems are : Problem set: 0 solved, 1 unsolved in 364 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 61/61 constraints, ReadFeed: 148/148 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 713ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 177 ms.
Support contains 8 out of 61 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 61/61 places, 688/688 transitions.
Applied a total of 0 rules in 115 ms. Remains 61 /61 variables (removed 0) and now considering 688/688 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 116 ms. Remains : 61/61 places, 688/688 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 61/61 places, 688/688 transitions.
Applied a total of 0 rules in 87 ms. Remains 61 /61 variables (removed 0) and now considering 688/688 (removed 0) transitions.
[2026-05-26 21:11:27] [INFO ] Flow matrix only has 200 transitions (discarded 488 similar events)
[2026-05-26 21:11:27] [INFO ] Invariant cache hit.
[2026-05-26 21:11:28] [INFO ] Implicit Places using invariants in 300 ms returned []
[2026-05-26 21:11:28] [INFO ] Flow matrix only has 200 transitions (discarded 488 similar events)
[2026-05-26 21:11:28] [INFO ] Invariant cache hit.
[2026-05-26 21:11:28] [INFO ] State equation strengthened by 148 read => feed constraints.
[2026-05-26 21:11:28] [INFO ] Implicit Places using invariants and state equation in 344 ms returned []
Implicit Place search using SMT with State Equation took 656 ms to find 0 implicit places.
[2026-05-26 21:11:28] [INFO ] Redundant transitions in 83 ms returned [94]
Found 1 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
Running 685 sub problems to find dead transitions.
[2026-05-26 21:11:28] [INFO ] Flow matrix only has 199 transitions (discarded 488 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2472734376025942025.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5839299946977336807.kers'
[2026-05-26 21:11:28] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2472734376025942025.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5839299946977336807.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 199 rows 61 cols 1344 entries
Finished phase 1 with 46 SingleSign rule and 0 generalized
[2026-05-26 21:11:28] [INFO ] Computed 15 invariants in 1 ms
Computed 15 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-5839299946977336807.kers
Total runtime 3 ms.
[2026-05-26 21:11:28] [INFO ] State equation strengthened by 148 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 685 unsolved
At refinement iteration 1 (OVERLAPS) 1/61 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 685 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/61 variables, 3/18 constraints. Problems are: Problem set: 0 solved, 685 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/61 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 685 unsolved
At refinement iteration 4 (OVERLAPS) 199/260 variables, 61/79 constraints. Problems are: Problem set: 0 solved, 685 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/260 variables, 148/227 constraints. Problems are: Problem set: 0 solved, 685 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 260/260 variables, and 227 constraints, problems are : Problem set: 0 solved, 685 unsolved in 30037 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 61/61 constraints, ReadFeed: 148/148 constraints, PredecessorRefiner: 685/68 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 685 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 685 unsolved
At refinement iteration 1 (OVERLAPS) 1/61 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 685 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/61 variables, 3/18 constraints. Problems are: Problem set: 0 solved, 685 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/61 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 685 unsolved
At refinement iteration 4 (OVERLAPS) 199/260 variables, 61/79 constraints. Problems are: Problem set: 0 solved, 685 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/260 variables, 148/227 constraints. Problems are: Problem set: 0 solved, 685 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/260 variables, 68/295 constraints. Problems are: Problem set: 0 solved, 685 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 260/260 variables, and 295 constraints, problems are : Problem set: 0 solved, 685 unsolved in 30037 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 61/61 constraints, ReadFeed: 148/148 constraints, PredecessorRefiner: 685/68 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61302ms problems are : Problem set: 0 solved, 685 unsolved
Search for dead transitions found 0 dead transitions in 61316ms
Starting structural reductions in REACHABILITY mode, iteration 1 : 61/61 places, 687/688 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 60 transition count 686
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 60 transition count 685
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 60 transition count 684
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 5 place count 59 transition count 682
Iterating global reduction 1 with 1 rules applied. Total rules applied 6 place count 59 transition count 682
Free-agglomeration rule applied 1 times.
Iterating global reduction 1 with 1 rules applied. Total rules applied 7 place count 59 transition count 681
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 8 place count 58 transition count 681
Applied a total of 8 rules in 257 ms. Remains 58 /61 variables (removed 3) and now considering 681/687 (removed 6) transitions.
[2026-05-26 21:12:30] [INFO ] Flow matrix only has 193 transitions (discarded 488 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9018799624977930458.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8187083988645369524.kers'
[2026-05-26 21:12:30] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9018799624977930458.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8187083988645369524.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 193 rows 57 cols 1308 entries
Finished phase 1 with 43 SingleSign rule and 0 generalized
[2026-05-26 21:12:30] [INFO ] Computed 15 invariants in 1 ms
Computed 15 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-8187083988645369524.kers
Total runtime 3 ms.
[2026-05-26 21:12:30] [INFO ] Implicit Places using invariants in 137 ms returned [16]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 140 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 57/61 places, 681/688 transitions.
Applied a total of 0 rules in 83 ms. Remains 57 /57 variables (removed 0) and now considering 681/681 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 3 iterations and 62735 ms. Remains : 57/61 places, 681/688 transitions.
RANDOM walk for 40000 steps (8 resets) in 670 ms. (59 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 63 ms. (625 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 737379 steps, run timeout after 3001 ms. (steps per millisecond=245 ) properties seen :0 out of 1
Probabilistic random walk after 737379 steps, saw 208076 distinct states, run finished after 3001 ms. (steps per millisecond=245 ) properties seen :0
[2026-05-26 21:12:33] [INFO ] Flow matrix only has 193 transitions (discarded 488 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7085887311264931469.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12580123017576563126.kers'
[2026-05-26 21:12:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7085887311264931469.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12580123017576563126.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 193 rows 57 cols 1308 entries
Finished phase 1 with 43 SingleSign rule and 0 generalized
[2026-05-26 21:12:33] [INFO ] Computed 14 invariants in 1 ms
Computed 14 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-12580123017576563126.kers
Total runtime 2 ms.
[2026-05-26 21:12:33] [INFO ] State equation strengthened by 146 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 26/34 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/34 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 17/51 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/51 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 187/238 variables, 51/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/238 variables, 77/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/238 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 12/250 variables, 6/148 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/250 variables, 69/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/250 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/250 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 250/250 variables, and 217 constraints, problems are : Problem set: 0 solved, 1 unsolved in 189 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 57/57 constraints, ReadFeed: 146/146 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 26/34 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/34 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 17/51 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/51 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 187/238 variables, 51/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/238 variables, 77/143 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/238 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 12/250 variables, 6/149 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/250 variables, 69/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/250 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/250 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 250/250 variables, and 218 constraints, problems are : Problem set: 0 solved, 1 unsolved in 331 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 57/57 constraints, ReadFeed: 146/146 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 535ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 98 ms.
Support contains 8 out of 57 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 57/57 places, 681/681 transitions.
Applied a total of 0 rules in 49 ms. Remains 57 /57 variables (removed 0) and now considering 681/681 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 49 ms. Remains : 57/57 places, 681/681 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 57/57 places, 681/681 transitions.
Applied a total of 0 rules in 45 ms. Remains 57 /57 variables (removed 0) and now considering 681/681 (removed 0) transitions.
[2026-05-26 21:12:34] [INFO ] Flow matrix only has 193 transitions (discarded 488 similar events)
[2026-05-26 21:12:34] [INFO ] Invariant cache hit.
[2026-05-26 21:12:34] [INFO ] Implicit Places using invariants in 98 ms returned []
[2026-05-26 21:12:34] [INFO ] Flow matrix only has 193 transitions (discarded 488 similar events)
[2026-05-26 21:12:34] [INFO ] Invariant cache hit.
[2026-05-26 21:12:34] [INFO ] State equation strengthened by 146 read => feed constraints.
[2026-05-26 21:12:34] [INFO ] Implicit Places using invariants and state equation in 272 ms returned []
Implicit Place search using SMT with State Equation took 372 ms to find 0 implicit places.
[2026-05-26 21:12:34] [INFO ] Redundant transitions in 105 ms returned []
Running 679 sub problems to find dead transitions.
[2026-05-26 21:12:34] [INFO ] Flow matrix only has 193 transitions (discarded 488 similar events)
[2026-05-26 21:12:34] [INFO ] Invariant cache hit.
[2026-05-26 21:12:34] [INFO ] State equation strengthened by 146 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/56 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 679 unsolved
At refinement iteration 1 (OVERLAPS) 1/57 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 679 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/57 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 679 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/57 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 679 unsolved
At refinement iteration 4 (OVERLAPS) 193/250 variables, 57/72 constraints. Problems are: Problem set: 0 solved, 679 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/250 variables, 146/218 constraints. Problems are: Problem set: 0 solved, 679 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 6 (INCLUDED_ONLY) 0/250 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 679 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 250/250 variables, and 218 constraints, problems are : Problem set: 0 solved, 679 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 57/57 constraints, ReadFeed: 146/146 constraints, PredecessorRefiner: 679/62 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 679 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/56 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 679 unsolved
At refinement iteration 1 (OVERLAPS) 1/57 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 679 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/57 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 679 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/57 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 679 unsolved
At refinement iteration 4 (OVERLAPS) 193/250 variables, 57/72 constraints. Problems are: Problem set: 0 solved, 679 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/250 variables, 146/218 constraints. Problems are: Problem set: 0 solved, 679 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/250 variables, 62/280 constraints. Problems are: Problem set: 0 solved, 679 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/250 variables, 0/280 constraints. Problems are: Problem set: 0 solved, 679 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 250/250 variables, and 280 constraints, problems are : Problem set: 0 solved, 679 unsolved in 30037 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 57/57 constraints, ReadFeed: 146/146 constraints, PredecessorRefiner: 679/62 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60804ms problems are : Problem set: 0 solved, 679 unsolved
Search for dead transitions found 0 dead transitions in 60806ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61337 ms. Remains : 57/57 places, 681/681 transitions.
Knowledge based reduction with 3 factoid took 57 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 96 ms :[(NOT p0), (NOT p0)]
Knowledge-based reduction took 142231 ms.
Stuttering acceptance computed with spot in 83 ms :[(NOT p0), (NOT p0)]
Support contains 8 out of 85 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 85/85 places, 833/833 transitions.
Applied a total of 0 rules in 119 ms. Remains 85 /85 variables (removed 0) and now considering 833/833 (removed 0) transitions.
[2026-05-26 21:13:36] [INFO ] Flow matrix only has 314 transitions (discarded 519 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18150971538113033927.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1092287943632266401.kers'
[2026-05-26 21:13:36] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18150971538113033927.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1092287943632266401.kers]
Normalized transition count is 313 out of 314 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 313 rows 85 cols 2636 entries
Finished phase 1 with 65 SingleSign rule and 1 generalized
[2026-05-26 21:13:36] [INFO ] Computed 19 invariants in 4 ms
Computed 19 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-1092287943632266401.kers
Total runtime 5 ms.
[2026-05-26 21:13:36] [INFO ] Implicit Places using invariants in 195 ms returned []
[2026-05-26 21:13:36] [INFO ] Flow matrix only has 314 transitions (discarded 519 similar events)
[2026-05-26 21:13:36] [INFO ] Invariant cache hit.
[2026-05-26 21:13:36] [INFO ] State equation strengthened by 234 read => feed constraints.
[2026-05-26 21:13:36] [INFO ] Implicit Places using invariants and state equation in 574 ms returned [63]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 772 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 84/85 places, 833/833 transitions.
Applied a total of 0 rules in 118 ms. Remains 84 /84 variables (removed 0) and now considering 833/833 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1014 ms. Remains : 84/85 places, 833/833 transitions.
Computed a total of 1 stabilizing places and 2 stable transitions
Computed a total of 1 stabilizing places and 2 stable transitions
Knowledge based reduction with 3 factoid took 53 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
RANDOM walk for 40000 steps (8 resets) in 640 ms. (62 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 66 ms. (597 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 582986 steps, run timeout after 3001 ms. (steps per millisecond=194 ) properties seen :0 out of 1
Probabilistic random walk after 582986 steps, saw 229054 distinct states, run finished after 3001 ms. (steps per millisecond=194 ) properties seen :0
[2026-05-26 21:13:40] [INFO ] Flow matrix only has 314 transitions (discarded 519 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16911829016543703763.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8544467095678882618.kers'
[2026-05-26 21:13:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16911829016543703763.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8544467095678882618.kers]
Normalized transition count is 313 out of 314 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 313 rows 84 cols 2629 entries
Finished phase 1 with 65 SingleSign rule and 1 generalized
[2026-05-26 21:13:40] [INFO ] Computed 18 invariants in 3 ms
Computed 18 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-8544467095678882618.kers
Total runtime 5 ms.
[2026-05-26 21:13:40] [INFO ] State equation strengthened by 234 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 46/54 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 20/74 variables, 8/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/74 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 3/77 variables, 2/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/77 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 306/383 variables, 77/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/383 variables, 122/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/383 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 14/397 variables, 7/224 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/397 variables, 111/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/397 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 1/398 variables, 1/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/398 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/398 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 398/398 variables, and 336 constraints, problems are : Problem set: 0 solved, 1 unsolved in 537 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 84/84 constraints, ReadFeed: 234/234 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 46/54 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 20/74 variables, 8/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/74 variables, 2/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/74 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 3/77 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/77 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 306/383 variables, 77/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/383 variables, 122/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/383 variables, 0/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 14/397 variables, 7/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/397 variables, 111/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/397 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 1/398 variables, 1/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/398 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/398 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 398/398 variables, and 338 constraints, problems are : Problem set: 0 solved, 1 unsolved in 572 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 84/84 constraints, ReadFeed: 234/234 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1130ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 209 ms.
Support contains 8 out of 84 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 84/84 places, 833/833 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 10 place count 84 transition count 823
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 5 Pre rules applied. Total rules applied 10 place count 84 transition count 818
Deduced a syphon composed of 5 places in 1 ms
Ensure Unique test removed 2 places
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 22 place count 77 transition count 818
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 1 with 1 rules applied. Total rules applied 23 place count 77 transition count 817
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 25 place count 76 transition count 816
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 25 place count 76 transition count 815
Deduced a syphon composed of 1 places in 0 ms
Ensure Unique test removed 1 places
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 3 rules applied. Total rules applied 28 place count 74 transition count 815
Drop transitions (Redundant composition of simpler transitions.) removed 51 transitions
Redundant transition composition rules discarded 51 transitions
Iterating global reduction 3 with 51 rules applied. Total rules applied 79 place count 74 transition count 764
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 79 place count 74 transition count 763
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 81 place count 73 transition count 763
Free-agglomeration rule applied 11 times.
Iterating global reduction 3 with 11 rules applied. Total rules applied 92 place count 73 transition count 752
Reduce places removed 11 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 12 rules applied. Total rules applied 104 place count 62 transition count 751
Drop transitions (Redundant composition of simpler transitions.) removed 109 transitions
Redundant transition composition rules discarded 109 transitions
Iterating global reduction 4 with 109 rules applied. Total rules applied 213 place count 62 transition count 642
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 4 with 1 rules applied. Total rules applied 214 place count 62 transition count 688
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 215 place count 61 transition count 688
Partial Free-agglomeration rule applied 6 times.
Drop transitions (Partial Free agglomeration) removed 6 transitions
Iterating global reduction 5 with 6 rules applied. Total rules applied 221 place count 61 transition count 688
Applied a total of 221 rules in 494 ms. Remains 61 /84 variables (removed 23) and now considering 688/833 (removed 145) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 494 ms. Remains : 61/84 places, 688/833 transitions.
RANDOM walk for 40000 steps (8 resets) in 500 ms. (79 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 53 ms. (740 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 640208 steps, run timeout after 3001 ms. (steps per millisecond=213 ) properties seen :0 out of 1
Probabilistic random walk after 640208 steps, saw 253901 distinct states, run finished after 3001 ms. (steps per millisecond=213 ) properties seen :0
[2026-05-26 21:13:45] [INFO ] Flow matrix only has 200 transitions (discarded 488 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15160846944147664801.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7834624167725630981.kers'
[2026-05-26 21:13:45] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15160846944147664801.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7834624167725630981.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 200 rows 61 cols 1348 entries
Finished phase 1 with 46 SingleSign rule and 0 generalized
[2026-05-26 21:13:45] [INFO ] Computed 15 invariants in 1 ms
Computed 15 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-7834624167725630981.kers
Total runtime 2 ms.
[2026-05-26 21:13:45] [INFO ] State equation strengthened by 148 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 27/35 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/35 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 20/55 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/55 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 195/250 variables, 55/70 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/250 variables, 80/150 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/250 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 11/261 variables, 6/156 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/261 variables, 68/224 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/261 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/261 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 261/261 variables, and 224 constraints, problems are : Problem set: 0 solved, 1 unsolved in 171 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 61/61 constraints, ReadFeed: 148/148 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 27/35 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/35 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 20/55 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/55 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 195/250 variables, 55/70 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/250 variables, 80/150 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/250 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 11/261 variables, 6/156 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/261 variables, 68/224 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/261 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/261 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 261/261 variables, and 224 constraints, problems are : Problem set: 0 solved, 1 unsolved in 283 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 61/61 constraints, ReadFeed: 148/148 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 468ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 136 ms.
Support contains 8 out of 61 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 61/61 places, 688/688 transitions.
Applied a total of 0 rules in 58 ms. Remains 61 /61 variables (removed 0) and now considering 688/688 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58 ms. Remains : 61/61 places, 688/688 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 61/61 places, 688/688 transitions.
Applied a total of 0 rules in 58 ms. Remains 61 /61 variables (removed 0) and now considering 688/688 (removed 0) transitions.
[2026-05-26 21:13:46] [INFO ] Flow matrix only has 200 transitions (discarded 488 similar events)
[2026-05-26 21:13:46] [INFO ] Invariant cache hit.
[2026-05-26 21:13:46] [INFO ] Implicit Places using invariants in 128 ms returned []
[2026-05-26 21:13:46] [INFO ] Flow matrix only has 200 transitions (discarded 488 similar events)
[2026-05-26 21:13:46] [INFO ] Invariant cache hit.
[2026-05-26 21:13:46] [INFO ] State equation strengthened by 148 read => feed constraints.
[2026-05-26 21:13:46] [INFO ] Implicit Places using invariants and state equation in 312 ms returned []
Implicit Place search using SMT with State Equation took 445 ms to find 0 implicit places.
[2026-05-26 21:13:46] [INFO ] Redundant transitions in 93 ms returned [94]
Found 1 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
Running 685 sub problems to find dead transitions.
[2026-05-26 21:13:46] [INFO ] Flow matrix only has 199 transitions (discarded 488 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13284953796088002161.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7510556306279530248.kers'
[2026-05-26 21:13:46] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13284953796088002161.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7510556306279530248.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 199 rows 61 cols 1344 entries
Finished phase 1 with 46 SingleSign rule and 0 generalized
[2026-05-26 21:13:46] [INFO ] Computed 15 invariants in 2 ms
Computed 15 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-7510556306279530248.kers
Total runtime 2 ms.
[2026-05-26 21:13:46] [INFO ] State equation strengthened by 148 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 685 unsolved
At refinement iteration 1 (OVERLAPS) 1/61 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 685 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/61 variables, 3/18 constraints. Problems are: Problem set: 0 solved, 685 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/61 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 685 unsolved
At refinement iteration 4 (OVERLAPS) 199/260 variables, 61/79 constraints. Problems are: Problem set: 0 solved, 685 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/260 variables, 148/227 constraints. Problems are: Problem set: 0 solved, 685 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 260/260 variables, and 227 constraints, problems are : Problem set: 0 solved, 685 unsolved in 30039 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 61/61 constraints, ReadFeed: 148/148 constraints, PredecessorRefiner: 685/68 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 685 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 685 unsolved
At refinement iteration 1 (OVERLAPS) 1/61 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 685 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/61 variables, 3/18 constraints. Problems are: Problem set: 0 solved, 685 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/61 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 685 unsolved
At refinement iteration 4 (OVERLAPS) 199/260 variables, 61/79 constraints. Problems are: Problem set: 0 solved, 685 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/260 variables, 148/227 constraints. Problems are: Problem set: 0 solved, 685 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/260 variables, 68/295 constraints. Problems are: Problem set: 0 solved, 685 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 Int declared 260/260 variables, and 295 constraints, problems are : Problem set: 0 solved, 685 unsolved in 30032 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 61/61 constraints, ReadFeed: 148/148 constraints, PredecessorRefiner: 685/68 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61157ms problems are : Problem set: 0 solved, 685 unsolved
Search for dead transitions found 0 dead transitions in 61162ms
Starting structural reductions in REACHABILITY mode, iteration 1 : 61/61 places, 687/688 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 60 transition count 686
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 60 transition count 685
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 60 transition count 684
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 5 place count 59 transition count 682
Iterating global reduction 1 with 1 rules applied. Total rules applied 6 place count 59 transition count 682
Free-agglomeration rule applied 1 times.
Iterating global reduction 1 with 1 rules applied. Total rules applied 7 place count 59 transition count 681
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 8 place count 58 transition count 681
Applied a total of 8 rules in 286 ms. Remains 58 /61 variables (removed 3) and now considering 681/687 (removed 6) transitions.
[2026-05-26 21:14:48] [INFO ] Flow matrix only has 193 transitions (discarded 488 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8037275274688615338.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15807285895979331619.kers'
[2026-05-26 21:14:48] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8037275274688615338.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15807285895979331619.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 193 rows 57 cols 1308 entries
Finished phase 1 with 43 SingleSign rule and 0 generalized
[2026-05-26 21:14:48] [INFO ] Computed 15 invariants in 2 ms
Computed 15 P flows in 13 ms.
Exported basis to /tmp/petrispot-output-15807285895979331619.kers
Total runtime 13 ms.
[2026-05-26 21:14:48] [INFO ] Implicit Places using invariants in 266 ms returned [16]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 269 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 57/61 places, 681/688 transitions.
Applied a total of 0 rules in 47 ms. Remains 57 /57 variables (removed 0) and now considering 681/681 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 3 iterations and 62391 ms. Remains : 57/61 places, 681/688 transitions.
RANDOM walk for 40000 steps (8 resets) in 539 ms. (74 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 55 ms. (714 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 657094 steps, run timeout after 3001 ms. (steps per millisecond=218 ) properties seen :0 out of 1
Probabilistic random walk after 657094 steps, saw 194023 distinct states, run finished after 3007 ms. (steps per millisecond=218 ) properties seen :0
[2026-05-26 21:14:51] [INFO ] Flow matrix only has 193 transitions (discarded 488 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6888635114903522074.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8976947508498891502.kers'
[2026-05-26 21:14:51] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6888635114903522074.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8976947508498891502.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 193 rows 57 cols 1308 entries
Finished phase 1 with 43 SingleSign rule and 0 generalized
[2026-05-26 21:14:51] [INFO ] Computed 14 invariants in 1 ms
Computed 14 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-8976947508498891502.kers
Total runtime 2 ms.
[2026-05-26 21:14:51] [INFO ] State equation strengthened by 146 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 26/34 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/34 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 17/51 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/51 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 187/238 variables, 51/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/238 variables, 77/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/238 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 12/250 variables, 6/148 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/250 variables, 69/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/250 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/250 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 250/250 variables, and 217 constraints, problems are : Problem set: 0 solved, 1 unsolved in 200 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 57/57 constraints, ReadFeed: 146/146 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 26/34 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/34 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 17/51 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/51 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 187/238 variables, 51/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/238 variables, 77/143 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/238 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 12/250 variables, 6/149 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/250 variables, 69/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/250 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/250 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 250/250 variables, and 218 constraints, problems are : Problem set: 0 solved, 1 unsolved in 285 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 57/57 constraints, ReadFeed: 146/146 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 510ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 99 ms.
Support contains 8 out of 57 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 57/57 places, 681/681 transitions.
Applied a total of 0 rules in 50 ms. Remains 57 /57 variables (removed 0) and now considering 681/681 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 50 ms. Remains : 57/57 places, 681/681 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 57/57 places, 681/681 transitions.
Applied a total of 0 rules in 44 ms. Remains 57 /57 variables (removed 0) and now considering 681/681 (removed 0) transitions.
[2026-05-26 21:14:52] [INFO ] Flow matrix only has 193 transitions (discarded 488 similar events)
[2026-05-26 21:14:52] [INFO ] Invariant cache hit.
[2026-05-26 21:14:52] [INFO ] Implicit Places using invariants in 97 ms returned []
[2026-05-26 21:14:52] [INFO ] Flow matrix only has 193 transitions (discarded 488 similar events)
[2026-05-26 21:14:52] [INFO ] Invariant cache hit.
[2026-05-26 21:14:52] [INFO ] State equation strengthened by 146 read => feed constraints.
[2026-05-26 21:14:52] [INFO ] Implicit Places using invariants and state equation in 273 ms returned []
Implicit Place search using SMT with State Equation took 396 ms to find 0 implicit places.
[2026-05-26 21:14:52] [INFO ] Redundant transitions in 14 ms returned []
Running 679 sub problems to find dead transitions.
[2026-05-26 21:14:52] [INFO ] Flow matrix only has 193 transitions (discarded 488 similar events)
[2026-05-26 21:14:52] [INFO ] Invariant cache hit.
[2026-05-26 21:14:52] [INFO ] State equation strengthened by 146 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/56 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 679 unsolved
At refinement iteration 1 (OVERLAPS) 1/57 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 679 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/57 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 679 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/57 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 679 unsolved
At refinement iteration 4 (OVERLAPS) 193/250 variables, 57/72 constraints. Problems are: Problem set: 0 solved, 679 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/250 variables, 146/218 constraints. Problems are: Problem set: 0 solved, 679 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/250 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 679 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 250/250 variables, and 218 constraints, problems are : Problem set: 0 solved, 679 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 57/57 constraints, ReadFeed: 146/146 constraints, PredecessorRefiner: 679/62 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 679 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/56 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 679 unsolved
At refinement iteration 1 (OVERLAPS) 1/57 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 679 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/57 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 679 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/57 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 679 unsolved
At refinement iteration 4 (OVERLAPS) 193/250 variables, 57/72 constraints. Problems are: Problem set: 0 solved, 679 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/250 variables, 146/218 constraints. Problems are: Problem set: 0 solved, 679 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/250 variables, 62/280 constraints. Problems are: Problem set: 0 solved, 679 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 250/250 variables, and 280 constraints, problems are : Problem set: 0 solved, 679 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 57/57 constraints, ReadFeed: 146/146 constraints, PredecessorRefiner: 679/62 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60827ms problems are : Problem set: 0 solved, 679 unsolved
Search for dead transitions found 0 dead transitions in 60830ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61295 ms. Remains : 57/57 places, 681/681 transitions.
Knowledge based reduction with 3 factoid took 81 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 96 ms :[(NOT p0), (NOT p0)]
Knowledge-based reduction took 136690 ms.
Stuttering acceptance computed with spot in 87 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 93 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 840 ms.
Product exploration explored 100000 steps with 0 reset in 789 ms.
Built C files in :
/tmp/ltsmin2161221113278686596
[2026-05-26 21:15:55] [INFO ] Computing symmetric may disable matrix : 833 transitions.
[2026-05-26 21:15:55] [INFO ] Computation of Complete disable matrix. took 176 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-26 21:15:55] [INFO ] Computing symmetric may enable matrix : 833 transitions.
[2026-05-26 21:15:55] [INFO ] Computation of Complete enable matrix. took 31 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-26 21:15:56] [INFO ] Computing Do-Not-Accords matrix : 833 transitions.
[2026-05-26 21:15:56] [INFO ] Computation of Completed DNA matrix. took 65 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-26 21:15:56] [INFO ] Built C files in 728ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2161221113278686596
Running compilation step : cd /tmp/ltsmin2161221113278686596;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin2161221113278686596;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin2161221113278686596;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 8 out of 84 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 84/84 places, 833/833 transitions.
Applied a total of 0 rules in 71 ms. Remains 84 /84 variables (removed 0) and now considering 833/833 (removed 0) transitions.
[2026-05-26 21:15:59] [INFO ] Flow matrix only has 314 transitions (discarded 519 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14921307403715728194.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12379729882985769033.kers'
[2026-05-26 21:15:59] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14921307403715728194.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12379729882985769033.kers]
Normalized transition count is 313 out of 314 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 313 rows 84 cols 2629 entries
Finished phase 1 with 65 SingleSign rule and 1 generalized
[2026-05-26 21:15:59] [INFO ] Computed 18 invariants in 2 ms
Computed 18 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-12379729882985769033.kers
Total runtime 3 ms.
[2026-05-26 21:15:59] [INFO ] Implicit Places using invariants in 157 ms returned []
[2026-05-26 21:15:59] [INFO ] Flow matrix only has 314 transitions (discarded 519 similar events)
[2026-05-26 21:15:59] [INFO ] Invariant cache hit.
[2026-05-26 21:15:59] [INFO ] State equation strengthened by 234 read => feed constraints.
[2026-05-26 21:16:00] [INFO ] Implicit Places using invariants and state equation in 510 ms returned []
Implicit Place search using SMT with State Equation took 669 ms to find 0 implicit places.
[2026-05-26 21:16:02] [INFO ] Redundant transitions in 1949 ms returned [529]
Found 1 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
Running 830 sub problems to find dead transitions.
[2026-05-26 21:16:02] [INFO ] Flow matrix only has 313 transitions (discarded 519 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7338236328704995264.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17855643098106734688.kers'
[2026-05-26 21:16:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7338236328704995264.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17855643098106734688.kers]
Normalized transition count is 312 out of 313 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 312 rows 84 cols 2625 entries
Finished phase 1 with 65 SingleSign rule and 1 generalized
[2026-05-26 21:16:02] [INFO ] Computed 18 invariants in 1 ms
Computed 18 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-17855643098106734688.kers
Total runtime 3 ms.
[2026-05-26 21:16:02] [INFO ] State equation strengthened by 234 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/83 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 830 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/83 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 830 unsolved
At refinement iteration 2 (OVERLAPS) 1/84 variables, 16/18 constraints. Problems are: Problem set: 0 solved, 830 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/84 variables, 3/21 constraints. Problems are: Problem set: 0 solved, 830 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/84 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 830 unsolved
At refinement iteration 5 (OVERLAPS) 312/396 variables, 84/105 constraints. Problems are: Problem set: 0 solved, 830 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/396 variables, 233/338 constraints. Problems are: Problem set: 0 solved, 830 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 396/397 variables, and 338 constraints, problems are : Problem set: 0 solved, 830 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 84/84 constraints, ReadFeed: 233/234 constraints, PredecessorRefiner: 830/100 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 830 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/83 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 830 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/83 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 830 unsolved
At refinement iteration 2 (OVERLAPS) 1/84 variables, 16/18 constraints. Problems are: Problem set: 0 solved, 830 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/84 variables, 3/21 constraints. Problems are: Problem set: 0 solved, 830 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/84 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 830 unsolved
At refinement iteration 5 (OVERLAPS) 312/396 variables, 84/105 constraints. Problems are: Problem set: 0 solved, 830 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/396 variables, 233/338 constraints. Problems are: Problem set: 0 solved, 830 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/396 variables, 100/438 constraints. Problems are: Problem set: 0 solved, 830 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 396/397 variables, and 439 constraints, problems are : Problem set: 0 solved, 830 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 84/84 constraints, ReadFeed: 233/234 constraints, PredecessorRefiner: 830/100 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60877ms problems are : Problem set: 0 solved, 830 unsolved
Search for dead transitions found 0 dead transitions in 60881ms
Starting structural reductions in SI_LTL mode, iteration 1 : 84/84 places, 832/833 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 83 transition count 831
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 83 transition count 829
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 82 transition count 827
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 82 transition count 827
Applied a total of 6 rules in 157 ms. Remains 82 /84 variables (removed 2) and now considering 827/832 (removed 5) transitions.
[2026-05-26 21:17:03] [INFO ] Flow matrix only has 308 transitions (discarded 519 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4904147722516606717.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12729717688419672212.kers'
[2026-05-26 21:17:03] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4904147722516606717.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12729717688419672212.kers]
Normalized transition count is 307 out of 308 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 307 rows 81 cols 2591 entries
Finished phase 1 with 63 SingleSign rule and 1 generalized
[2026-05-26 21:17:03] [INFO ] Computed 18 invariants in 3 ms
Computed 18 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-12729717688419672212.kers
Total runtime 5 ms.
[2026-05-26 21:17:03] [INFO ] Implicit Places using invariants in 230 ms returned [16]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 232 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 81/84 places, 827/833 transitions.
Applied a total of 0 rules in 69 ms. Remains 81 /81 variables (removed 0) and now considering 827/827 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 64039 ms. Remains : 81/84 places, 827/833 transitions.
Built C files in :
/tmp/ltsmin17501534158751480007
[2026-05-26 21:17:03] [INFO ] Computing symmetric may disable matrix : 827 transitions.
[2026-05-26 21:17:03] [INFO ] Computation of Complete disable matrix. took 111 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-26 21:17:03] [INFO ] Computing symmetric may enable matrix : 827 transitions.
[2026-05-26 21:17:03] [INFO ] Computation of Complete enable matrix. took 15 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-26 21:17:03] [INFO ] Computing Do-Not-Accords matrix : 827 transitions.
[2026-05-26 21:17:03] [INFO ] Computation of Completed DNA matrix. took 94 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-26 21:17:04] [INFO ] Built C files in 687ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin17501534158751480007
Running compilation step : cd /tmp/ltsmin17501534158751480007;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin17501534158751480007;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin17501534158751480007;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2026-05-26 21:17:07] [INFO ] Flatten gal took : 88 ms
[2026-05-26 21:17:07] [INFO ] Flatten gal took : 76 ms
[2026-05-26 21:17:07] [INFO ] Time to serialize gal into /tmp/LTL502807851813107932.gal : 35 ms
[2026-05-26 21:17:07] [INFO ] Time to serialize properties into /tmp/LTL13778678164728786523.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL502807851813107932.gal' '-t' 'CGAL' '-hoa' '/tmp/aut1922363336756373147.hoa' '-atoms' '/tmp/LTL13778678164728786523.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...317
Loading property file /tmp/LTL13778678164728786523.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut1922363336756373147.hoa
Reverse transition relation is NOT exact ! Due to transitions t8, t9, t54, t55, t70, t71, t72, t74, t77, t98, t120, t1737, t1746, t1747, t1755, t1756, t175...373
4 unique states visited
4 strongly connected components in search stack
5 transitions explored
4 items max in DFS search stack
1353 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,13.9279,235032,1,0,1202,597604,1674,678,22522,529040,1676
an accepting run exists (use option '-e' to print it)
Formula 0 is FALSE accepting run found.
FORMULA EnergyBus-PT-none-LTLFireability-00 FALSE TECHNIQUES KNOWLEDGE HOA DECISION_DIAGRAMS TOPOLOGICAL
Treatment of property EnergyBus-PT-none-LTLFireability-00 finished in 372416 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(G(p0))&&F(p1))))'
Support contains 12 out of 128 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 128/128 places, 1783/1783 transitions.
Graph (trivial) has 78 edges and 128 vertex of which 11 / 128 are part of one of the 4 SCC in 1 ms
Free SCC test removed 7 places
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 5 place count 121 transition count 1764
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 9 place count 117 transition count 1764
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 9 place count 117 transition count 1760
Deduced a syphon composed of 4 places in 2 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 17 place count 113 transition count 1760
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 22 place count 108 transition count 1216
Iterating global reduction 2 with 5 rules applied. Total rules applied 27 place count 108 transition count 1216
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: 10
Deduced a syphon composed of 10 places in 2 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 2 with 20 rules applied. Total rules applied 47 place count 98 transition count 1206
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 49 place count 98 transition count 1204
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -12
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 3 with 12 rules applied. Total rules applied 61 place count 92 transition count 1216
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 65 place count 92 transition count 1212
Drop transitions (Redundant composition of simpler transitions.) removed 20 transitions
Redundant transition composition rules discarded 20 transitions
Iterating global reduction 4 with 20 rules applied. Total rules applied 85 place count 92 transition count 1192
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 4 with 1 rules applied. Total rules applied 86 place count 92 transition count 1191
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 87 place count 91 transition count 1191
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 2 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 6 with 6 rules applied. Total rules applied 93 place count 88 transition count 1188
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 6 with 1 rules applied. Total rules applied 94 place count 88 transition count 1187
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 95 place count 87 transition count 1187
Applied a total of 95 rules in 781 ms. Remains 87 /128 variables (removed 41) and now considering 1187/1783 (removed 596) transitions.
[2026-05-26 21:17:23] [INFO ] Flow matrix only has 337 transitions (discarded 850 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-255886075759118739.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14745749567414470397.kers'
[2026-05-26 21:17:23] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-255886075759118739.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14745749567414470397.kers]
Normalized transition count is 336 out of 337 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 336 rows 86 cols 2888 entries
Finished phase 1 with 66 SingleSign rule and 1 generalized
[2026-05-26 21:17:23] [INFO ] Computed 20 invariants in 2 ms
Computed 20 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-14745749567414470397.kers
Total runtime 3 ms.
[2026-05-26 21:17:23] [INFO ] Implicit Places using invariants in 160 ms returned [69]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 163 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 86/128 places, 1187/1783 transitions.
Applied a total of 0 rules in 149 ms. Remains 86 /86 variables (removed 0) and now considering 1187/1187 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1093 ms. Remains : 86/128 places, 1187/1783 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))&&F(p1))))'
Stuttering acceptance computed with spot in 126 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : EnergyBus-PT-none-LTLFireability-01
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA EnergyBus-PT-none-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property EnergyBus-PT-none-LTLFireability-01 finished in 1267 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F((G(!p0)||(!p0&&F(!p1)))) U X(p2))))'
Support contains 16 out of 128 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 128/128 places, 1783/1783 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 123 transition count 1365
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 123 transition count 1365
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 11 place count 123 transition count 1364
Applied a total of 11 rules in 15 ms. Remains 123 /128 variables (removed 5) and now considering 1364/1783 (removed 419) transitions.
[2026-05-26 21:17:23] [INFO ] Flow matrix only has 478 transitions (discarded 886 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11098399906919374059.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3717058485474890453.kers'
[2026-05-26 21:17:23] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11098399906919374059.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3717058485474890453.kers]
Normalized transition count is 477 out of 478 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 477 rows 123 cols 3754 entries
Finished phase 1 with 101 SingleSign rule and 1 generalized
[2026-05-26 21:17:23] [INFO ] Computed 21 invariants in 2 ms
Computed 21 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-3717058485474890453.kers
Total runtime 4 ms.
[2026-05-26 21:17:24] [INFO ] Implicit Places using invariants in 147 ms returned []
[2026-05-26 21:17:24] [INFO ] Flow matrix only has 478 transitions (discarded 886 similar events)
[2026-05-26 21:17:24] [INFO ] Invariant cache hit.
[2026-05-26 21:17:24] [INFO ] State equation strengthened by 337 read => feed constraints.
[2026-05-26 21:17:24] [INFO ] Implicit Places using invariants and state equation in 774 ms returned [95]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 938 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 122/128 places, 1364/1783 transitions.
Applied a total of 0 rules in 6 ms. Remains 122 /122 variables (removed 0) and now considering 1364/1364 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 960 ms. Remains : 122/128 places, 1364/1783 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)||(!p0&&F(!p1)))) U X(p2))))'
Stuttering acceptance computed with spot in 311 ms :[(NOT p2), (NOT p2), (AND p1 (NOT p2) p0), (AND p0 (NOT p2)), (AND p0 p1), p0]
Running random walk in product with property : EnergyBus-PT-none-LTLFireability-02
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 1 ms.
FORMULA EnergyBus-PT-none-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property EnergyBus-PT-none-LTLFireability-02 finished in 1332 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Support contains 8 out of 128 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 128/128 places, 1783/1783 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 122 transition count 1253
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 122 transition count 1253
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 13 place count 122 transition count 1252
Applied a total of 13 rules in 16 ms. Remains 122 /128 variables (removed 6) and now considering 1252/1783 (removed 531) transitions.
[2026-05-26 21:17:25] [INFO ] Flow matrix only has 450 transitions (discarded 802 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6730361486742407266.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-848171919947965370.kers'
[2026-05-26 21:17:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6730361486742407266.kers, --Pflows, --basisKERS=/tmp/petrispot-output-848171919947965370.kers]
Normalized transition count is 449 out of 450 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 449 rows 122 cols 3474 entries
Finished phase 1 with 100 SingleSign rule and 1 generalized
[2026-05-26 21:17:25] [INFO ] Computed 21 invariants in 3 ms
Computed 21 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-848171919947965370.kers
Total runtime 4 ms.
[2026-05-26 21:17:25] [INFO ] Implicit Places using invariants in 290 ms returned []
[2026-05-26 21:17:25] [INFO ] Flow matrix only has 450 transitions (discarded 802 similar events)
[2026-05-26 21:17:25] [INFO ] Invariant cache hit.
[2026-05-26 21:17:25] [INFO ] State equation strengthened by 309 read => feed constraints.
[2026-05-26 21:17:26] [INFO ] Implicit Places using invariants and state equation in 1124 ms returned [94]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1417 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 121/128 places, 1252/1783 transitions.
Applied a total of 0 rules in 5 ms. Remains 121 /121 variables (removed 0) and now considering 1252/1252 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1438 ms. Remains : 121/128 places, 1252/1783 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Stuttering acceptance computed with spot in 143 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : EnergyBus-PT-none-LTLFireability-04
Product exploration explored 100000 steps with 0 reset in 1113 ms.
Product exploration explored 100000 steps with 0 reset in 1244 ms.
Computed a total of 2 stabilizing places and 2 stable transitions
Computed a total of 2 stabilizing places and 2 stable transitions
Knowledge based reduction with 2 factoid took 48 ms. Reduced automaton from 4 states, 5 edges and 1 AP (stutter sensitive) to 4 states, 5 edges and 1 AP (stutter sensitive).
RANDOM walk for 40000 steps (8 resets) in 595 ms. (67 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 104 ms. (380 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 467853 steps, run timeout after 3001 ms. (steps per millisecond=155 ) properties seen :0 out of 1
Probabilistic random walk after 467853 steps, saw 239210 distinct states, run finished after 3001 ms. (steps per millisecond=155 ) properties seen :0
[2026-05-26 21:17:32] [INFO ] Flow matrix only has 450 transitions (discarded 802 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17008743403162755918.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-389498535766514616.kers'
[2026-05-26 21:17:32] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17008743403162755918.kers, --Pflows, --basisKERS=/tmp/petrispot-output-389498535766514616.kers]
Normalized transition count is 449 out of 450 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 449 rows 121 cols 3467 entries
Finished phase 1 with 100 SingleSign rule and 1 generalized
[2026-05-26 21:17:32] [INFO ] Computed 20 invariants in 2 ms
Computed 20 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-389498535766514616.kers
Total runtime 3 ms.
[2026-05-26 21:17:32] [INFO ] State equation strengthened by 309 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 66/74 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 33/107 variables, 10/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/107 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 6/113 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/113 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 444/557 variables, 113/133 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/557 variables, 161/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/557 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 13/570 variables, 8/302 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/570 variables, 147/449 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/570 variables, 0/449 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 1/571 variables, 1/450 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/571 variables, 0/450 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/571 variables, 0/450 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 571/571 variables, and 450 constraints, problems are : Problem set: 0 solved, 1 unsolved in 323 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 121/121 constraints, ReadFeed: 309/309 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 66/74 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 33/107 variables, 10/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/107 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 6/113 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/113 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 444/557 variables, 113/133 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/557 variables, 161/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/557 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 13/570 variables, 8/302 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/570 variables, 147/449 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/570 variables, 0/449 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 1/571 variables, 1/450 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/571 variables, 0/450 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/571 variables, 0/450 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 571/571 variables, and 450 constraints, problems are : Problem set: 0 solved, 1 unsolved in 638 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 121/121 constraints, ReadFeed: 309/309 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 976ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 211 ms.
Support contains 8 out of 121 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 121/121 places, 1252/1252 transitions.
Graph (trivial) has 83 edges and 121 vertex of which 12 / 121 are part of one of the 5 SCC in 1 ms
Free SCC test removed 7 places
Drop transitions (Empty/Sink Transition effects.) removed 20 transitions
Ensure Unique test removed 277 transitions
Reduce isomorphic transitions removed 297 transitions.
Graph (complete) has 630 edges and 114 vertex of which 111 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.3 ms
Discarding 3 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 6 rules applied. Total rules applied 8 place count 111 transition count 947
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 12 place count 107 transition count 947
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 5 Pre rules applied. Total rules applied 12 place count 107 transition count 942
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 22 place count 102 transition count 942
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: 11
Deduced a syphon composed of 11 places in 1 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 2 with 22 rules applied. Total rules applied 44 place count 91 transition count 931
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 46 place count 91 transition count 929
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: -8
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 3 with 10 rules applied. Total rules applied 56 place count 86 transition count 937
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 3 with 7 rules applied. Total rules applied 63 place count 86 transition count 930
Drop transitions (Redundant composition of simpler transitions.) removed 62 transitions
Redundant transition composition rules discarded 62 transitions
Iterating global reduction 4 with 62 rules applied. Total rules applied 125 place count 86 transition count 868
Discarding 2 places :
Implicit places reduction removed 2 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 4 with 5 rules applied. Total rules applied 130 place count 84 transition count 865
Reduce places removed 3 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 5 with 4 rules applied. Total rules applied 134 place count 81 transition count 864
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 135 place count 80 transition count 864
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 2 Pre rules applied. Total rules applied 135 place count 80 transition count 862
Deduced a syphon composed of 2 places in 1 ms
Ensure Unique test removed 1 places
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 7 with 5 rules applied. Total rules applied 140 place count 77 transition count 862
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 7 with 4 rules applied. Total rules applied 144 place count 75 transition count 860
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 7 with 1 rules applied. Total rules applied 145 place count 75 transition count 859
Free-agglomeration rule applied 10 times.
Iterating global reduction 7 with 10 rules applied. Total rules applied 155 place count 75 transition count 849
Reduce places removed 10 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 7 with 11 rules applied. Total rules applied 166 place count 65 transition count 848
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 8 with 1 rules applied. Total rules applied 167 place count 65 transition count 847
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 8 with 1 rules applied. Total rules applied 168 place count 65 transition count 893
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 169 place count 64 transition count 893
Applied a total of 169 rules in 733 ms. Remains 64 /121 variables (removed 57) and now considering 893/1252 (removed 359) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 733 ms. Remains : 64/121 places, 893/1252 transitions.
RANDOM walk for 40000 steps (8 resets) in 582 ms. (68 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 83 ms. (476 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 500895 steps, run timeout after 3001 ms. (steps per millisecond=166 ) properties seen :0 out of 1
Probabilistic random walk after 500895 steps, saw 192688 distinct states, run finished after 3001 ms. (steps per millisecond=166 ) properties seen :0
[2026-05-26 21:17:37] [INFO ] Flow matrix only has 261 transitions (discarded 632 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15581066521686301407.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17590294313634653026.kers'
[2026-05-26 21:17:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15581066521686301407.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17590294313634653026.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 261 rows 63 cols 1870 entries
Finished phase 1 with 48 SingleSign rule and 0 generalized
[2026-05-26 21:17:37] [INFO ] Computed 16 invariants in 1 ms
Computed 16 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-17590294313634653026.kers
Total runtime 2 ms.
[2026-05-26 21:17:37] [INFO ] State equation strengthened by 216 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 29/37 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/37 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 21/58 variables, 9/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/58 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 256/314 variables, 58/74 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/314 variables, 118/192 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/314 variables, 0/192 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 11/325 variables, 6/198 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/325 variables, 98/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/325 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/325 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 325/325 variables, and 296 constraints, problems are : Problem set: 0 solved, 1 unsolved in 308 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 64/64 constraints, ReadFeed: 216/216 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 29/37 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/37 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 21/58 variables, 9/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/58 variables, 2/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/58 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 256/314 variables, 58/76 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/314 variables, 118/194 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/314 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 11/325 variables, 6/200 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/325 variables, 98/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/325 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/325 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 325/325 variables, and 298 constraints, problems are : Problem set: 0 solved, 1 unsolved in 455 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 64/64 constraints, ReadFeed: 216/216 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 779ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 274 ms.
Support contains 8 out of 64 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 64/64 places, 893/893 transitions.
Applied a total of 0 rules in 111 ms. Remains 64 /64 variables (removed 0) and now considering 893/893 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 111 ms. Remains : 64/64 places, 893/893 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 64/64 places, 893/893 transitions.
Applied a total of 0 rules in 83 ms. Remains 64 /64 variables (removed 0) and now considering 893/893 (removed 0) transitions.
[2026-05-26 21:17:38] [INFO ] Flow matrix only has 261 transitions (discarded 632 similar events)
[2026-05-26 21:17:38] [INFO ] Invariant cache hit.
[2026-05-26 21:17:38] [INFO ] Implicit Places using invariants in 174 ms returned [51]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 176 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 63/64 places, 893/893 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 180 transitions
Redundant transition composition rules discarded 180 transitions
Iterating global reduction 0 with 180 rules applied. Total rules applied 180 place count 63 transition count 713
Free-agglomeration rule applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 182 place count 63 transition count 711
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 184 place count 61 transition count 711
Partial Free-agglomeration rule applied 6 times.
Drop transitions (Partial Free agglomeration) removed 6 transitions
Iterating global reduction 1 with 6 rules applied. Total rules applied 190 place count 61 transition count 711
Applied a total of 190 rules in 290 ms. Remains 61 /63 variables (removed 2) and now considering 711/893 (removed 182) transitions.
[2026-05-26 21:17:39] [INFO ] Flow matrix only has 199 transitions (discarded 512 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3371220517980025043.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10323109144831857751.kers'
[2026-05-26 21:17:39] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3371220517980025043.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10323109144831857751.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 199 rows 61 cols 1338 entries
Finished phase 1 with 46 SingleSign rule and 0 generalized
[2026-05-26 21:17:39] [INFO ] Computed 15 invariants in 2 ms
Computed 15 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-10323109144831857751.kers
Total runtime 3 ms.
[2026-05-26 21:17:39] [INFO ] Implicit Places using invariants in 177 ms returned []
[2026-05-26 21:17:39] [INFO ] Flow matrix only has 199 transitions (discarded 512 similar events)
[2026-05-26 21:17:39] [INFO ] Invariant cache hit.
[2026-05-26 21:17:39] [INFO ] State equation strengthened by 148 read => feed constraints.
[2026-05-26 21:17:39] [INFO ] Implicit Places using invariants and state equation in 477 ms returned []
Implicit Place search using SMT with State Equation took 660 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 61/64 places, 711/893 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1209 ms. Remains : 61/64 places, 711/893 transitions.
RANDOM walk for 40000 steps (8 resets) in 541 ms. (73 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 48 ms. (816 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 547311 steps, run timeout after 3001 ms. (steps per millisecond=182 ) properties seen :0 out of 1
Probabilistic random walk after 547311 steps, saw 205455 distinct states, run finished after 3002 ms. (steps per millisecond=182 ) properties seen :0
[2026-05-26 21:17:43] [INFO ] Flow matrix only has 199 transitions (discarded 512 similar events)
[2026-05-26 21:17:43] [INFO ] Invariant cache hit.
[2026-05-26 21:17:43] [INFO ] State equation strengthened by 148 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 27/35 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/35 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 20/55 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/55 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 194/249 variables, 55/70 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/249 variables, 80/150 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/249 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 11/260 variables, 6/156 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/260 variables, 68/224 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/260 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/260 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 260/260 variables, and 224 constraints, problems are : Problem set: 0 solved, 1 unsolved in 200 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 61/61 constraints, ReadFeed: 148/148 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 27/35 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/35 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 20/55 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/55 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 194/249 variables, 55/70 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/249 variables, 80/150 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/249 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 11/260 variables, 6/156 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/260 variables, 68/224 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/260 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/260 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 260/260 variables, and 224 constraints, problems are : Problem set: 0 solved, 1 unsolved in 203 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 61/61 constraints, ReadFeed: 148/148 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 414ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 77 ms.
Support contains 8 out of 61 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 61/61 places, 711/711 transitions.
Applied a total of 0 rules in 48 ms. Remains 61 /61 variables (removed 0) and now considering 711/711 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 48 ms. Remains : 61/61 places, 711/711 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 61/61 places, 711/711 transitions.
Applied a total of 0 rules in 47 ms. Remains 61 /61 variables (removed 0) and now considering 711/711 (removed 0) transitions.
[2026-05-26 21:17:43] [INFO ] Flow matrix only has 199 transitions (discarded 512 similar events)
[2026-05-26 21:17:43] [INFO ] Invariant cache hit.
[2026-05-26 21:17:43] [INFO ] Implicit Places using invariants in 152 ms returned []
[2026-05-26 21:17:43] [INFO ] Flow matrix only has 199 transitions (discarded 512 similar events)
[2026-05-26 21:17:43] [INFO ] Invariant cache hit.
[2026-05-26 21:17:43] [INFO ] State equation strengthened by 148 read => feed constraints.
[2026-05-26 21:17:44] [INFO ] Implicit Places using invariants and state equation in 465 ms returned []
Implicit Place search using SMT with State Equation took 618 ms to find 0 implicit places.
[2026-05-26 21:17:44] [INFO ] Redundant transitions in 32 ms returned [99]
Found 1 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
Running 708 sub problems to find dead transitions.
[2026-05-26 21:17:44] [INFO ] Flow matrix only has 198 transitions (discarded 512 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14056234137729558112.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17336308226634146095.kers'
[2026-05-26 21:17:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14056234137729558112.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17336308226634146095.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 198 rows 61 cols 1334 entries
Finished phase 1 with 46 SingleSign rule and 0 generalized
[2026-05-26 21:17:44] [INFO ] Computed 15 invariants in 1 ms
Computed 15 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-17336308226634146095.kers
Total runtime 2 ms.
[2026-05-26 21:17:44] [INFO ] State equation strengthened by 148 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 708 unsolved
At refinement iteration 1 (OVERLAPS) 1/61 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 708 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/61 variables, 3/18 constraints. Problems are: Problem set: 0 solved, 708 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/61 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 708 unsolved
At refinement iteration 4 (OVERLAPS) 198/259 variables, 61/79 constraints. Problems are: Problem set: 0 solved, 708 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/259 variables, 148/227 constraints. Problems are: Problem set: 0 solved, 708 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/259 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 708 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 259/259 variables, and 227 constraints, problems are : Problem set: 0 solved, 708 unsolved in 30035 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 61/61 constraints, ReadFeed: 148/148 constraints, PredecessorRefiner: 708/67 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 708 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 708 unsolved
At refinement iteration 1 (OVERLAPS) 1/61 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 708 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/61 variables, 3/18 constraints. Problems are: Problem set: 0 solved, 708 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/61 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 708 unsolved
At refinement iteration 4 (OVERLAPS) 198/259 variables, 61/79 constraints. Problems are: Problem set: 0 solved, 708 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/259 variables, 148/227 constraints. Problems are: Problem set: 0 solved, 708 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/259 variables, 67/294 constraints. Problems are: Problem set: 0 solved, 708 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/259 variables, 1/295 constraints. Problems are: Problem set: 0 solved, 708 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 259/259 variables, and 295 constraints, problems are : Problem set: 0 solved, 708 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 61/61 constraints, ReadFeed: 148/148 constraints, PredecessorRefiner: 708/67 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60750ms problems are : Problem set: 0 solved, 708 unsolved
Search for dead transitions found 0 dead transitions in 60753ms
Starting structural reductions in REACHABILITY mode, iteration 1 : 61/61 places, 710/711 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 60 transition count 709
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 60 transition count 708
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 60 transition count 707
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 5 place count 59 transition count 705
Iterating global reduction 1 with 1 rules applied. Total rules applied 6 place count 59 transition count 705
Free-agglomeration rule applied 1 times.
Iterating global reduction 1 with 1 rules applied. Total rules applied 7 place count 59 transition count 704
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 8 place count 58 transition count 704
Applied a total of 8 rules in 265 ms. Remains 58 /61 variables (removed 3) and now considering 704/710 (removed 6) transitions.
[2026-05-26 21:18:45] [INFO ] Flow matrix only has 192 transitions (discarded 512 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1818728474737869793.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15231925929077394356.kers'
[2026-05-26 21:18:45] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1818728474737869793.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15231925929077394356.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 192 rows 57 cols 1298 entries
Finished phase 1 with 43 SingleSign rule and 0 generalized
[2026-05-26 21:18:45] [INFO ] Computed 15 invariants in 1 ms
Computed 15 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-15231925929077394356.kers
Total runtime 2 ms.
[2026-05-26 21:18:45] [INFO ] Implicit Places using invariants in 166 ms returned [16]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 169 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 57/61 places, 704/711 transitions.
Applied a total of 0 rules in 81 ms. Remains 57 /57 variables (removed 0) and now considering 704/704 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 3 iterations and 61976 ms. Remains : 57/61 places, 704/711 transitions.
RANDOM walk for 40000 steps (8 resets) in 564 ms. (70 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 48 ms. (816 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 729457 steps, run timeout after 3007 ms. (steps per millisecond=242 ) properties seen :0 out of 1
Probabilistic random walk after 729457 steps, saw 185218 distinct states, run finished after 3007 ms. (steps per millisecond=242 ) properties seen :0
[2026-05-26 21:18:48] [INFO ] Flow matrix only has 192 transitions (discarded 512 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13054192805923423404.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5917972187394474511.kers'
[2026-05-26 21:18:48] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13054192805923423404.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5917972187394474511.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 192 rows 57 cols 1298 entries
Finished phase 1 with 43 SingleSign rule and 0 generalized
[2026-05-26 21:18:48] [INFO ] Computed 14 invariants in 1 ms
Computed 14 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-5917972187394474511.kers
Total runtime 2 ms.
[2026-05-26 21:18:48] [INFO ] State equation strengthened by 146 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 26/34 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/34 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 17/51 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/51 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 186/237 variables, 51/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/237 variables, 77/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/237 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 12/249 variables, 6/148 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/249 variables, 69/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/249 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/249 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 249/249 variables, and 217 constraints, problems are : Problem set: 0 solved, 1 unsolved in 204 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 57/57 constraints, ReadFeed: 146/146 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 26/34 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/34 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 17/51 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/51 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 186/237 variables, 51/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/237 variables, 77/143 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/237 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 12/249 variables, 6/149 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/249 variables, 69/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/249 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/249 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 249/249 variables, and 218 constraints, problems are : Problem set: 0 solved, 1 unsolved in 313 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 57/57 constraints, ReadFeed: 146/146 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 537ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 68 ms.
Support contains 8 out of 57 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 57/57 places, 704/704 transitions.
Applied a total of 0 rules in 46 ms. Remains 57 /57 variables (removed 0) and now considering 704/704 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 47 ms. Remains : 57/57 places, 704/704 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 57/57 places, 704/704 transitions.
Applied a total of 0 rules in 46 ms. Remains 57 /57 variables (removed 0) and now considering 704/704 (removed 0) transitions.
[2026-05-26 21:18:49] [INFO ] Flow matrix only has 192 transitions (discarded 512 similar events)
[2026-05-26 21:18:49] [INFO ] Invariant cache hit.
[2026-05-26 21:18:49] [INFO ] Implicit Places using invariants in 98 ms returned []
[2026-05-26 21:18:49] [INFO ] Flow matrix only has 192 transitions (discarded 512 similar events)
[2026-05-26 21:18:49] [INFO ] Invariant cache hit.
[2026-05-26 21:18:49] [INFO ] State equation strengthened by 146 read => feed constraints.
[2026-05-26 21:18:50] [INFO ] Implicit Places using invariants and state equation in 383 ms returned []
Implicit Place search using SMT with State Equation took 492 ms to find 0 implicit places.
[2026-05-26 21:18:50] [INFO ] Redundant transitions in 26 ms returned []
Running 702 sub problems to find dead transitions.
[2026-05-26 21:18:50] [INFO ] Flow matrix only has 192 transitions (discarded 512 similar events)
[2026-05-26 21:18:50] [INFO ] Invariant cache hit.
[2026-05-26 21:18:50] [INFO ] State equation strengthened by 146 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/56 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 702 unsolved
At refinement iteration 1 (OVERLAPS) 1/57 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 702 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/57 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 702 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/57 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 702 unsolved
At refinement iteration 4 (OVERLAPS) 192/249 variables, 57/72 constraints. Problems are: Problem set: 0 solved, 702 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/249 variables, 146/218 constraints. Problems are: Problem set: 0 solved, 702 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/249 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 702 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 249/249 variables, and 218 constraints, problems are : Problem set: 0 solved, 702 unsolved in 30036 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 57/57 constraints, ReadFeed: 146/146 constraints, PredecessorRefiner: 702/61 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 702 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/56 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 702 unsolved
At refinement iteration 1 (OVERLAPS) 1/57 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 702 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/57 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 702 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/57 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 702 unsolved
At refinement iteration 4 (OVERLAPS) 192/249 variables, 57/72 constraints. Problems are: Problem set: 0 solved, 702 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/249 variables, 146/218 constraints. Problems are: Problem set: 0 solved, 702 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/249 variables, 61/279 constraints. Problems are: Problem set: 0 solved, 702 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/249 variables, 1/280 constraints. Problems are: Problem set: 0 solved, 702 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 249/249 variables, and 280 constraints, problems are : Problem set: 0 solved, 702 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 57/57 constraints, ReadFeed: 146/146 constraints, PredecessorRefiner: 702/61 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61130ms problems are : Problem set: 0 solved, 702 unsolved
Search for dead transitions found 0 dead transitions in 61136ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61713 ms. Remains : 57/57 places, 704/704 transitions.
Knowledge based reduction with 2 factoid took 75 ms. Reduced automaton from 4 states, 5 edges and 1 AP (stutter sensitive) to 4 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 158 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Knowledge-based reduction took 142304 ms.
Stuttering acceptance computed with spot in 157 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Support contains 8 out of 121 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 121/121 places, 1252/1252 transitions.
Applied a total of 0 rules in 8 ms. Remains 121 /121 variables (removed 0) and now considering 1252/1252 (removed 0) transitions.
[2026-05-26 21:19:51] [INFO ] Flow matrix only has 450 transitions (discarded 802 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6148878442057947846.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4329566817921852947.kers'
[2026-05-26 21:19:51] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6148878442057947846.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4329566817921852947.kers]
Normalized transition count is 449 out of 450 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 449 rows 121 cols 3467 entries
Finished phase 1 with 100 SingleSign rule and 1 generalized
[2026-05-26 21:19:51] [INFO ] Computed 20 invariants in 2 ms
Computed 20 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-4329566817921852947.kers
Total runtime 4 ms.
[2026-05-26 21:19:51] [INFO ] Implicit Places using invariants in 237 ms returned []
[2026-05-26 21:19:51] [INFO ] Flow matrix only has 450 transitions (discarded 802 similar events)
[2026-05-26 21:19:51] [INFO ] Invariant cache hit.
[2026-05-26 21:19:52] [INFO ] State equation strengthened by 309 read => feed constraints.
[2026-05-26 21:19:52] [INFO ] Implicit Places using invariants and state equation in 819 ms returned []
Implicit Place search using SMT with State Equation took 1059 ms to find 0 implicit places.
Running 1251 sub problems to find dead transitions.
[2026-05-26 21:19:52] [INFO ] Flow matrix only has 450 transitions (discarded 802 similar events)
[2026-05-26 21:19:52] [INFO ] Invariant cache hit.
[2026-05-26 21:19:52] [INFO ] State equation strengthened by 309 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/120 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1251 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/120 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1251 unsolved
At refinement iteration 2 (OVERLAPS) 1/121 variables, 18/20 constraints. Problems are: Problem set: 0 solved, 1251 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 3 (INCLUDED_ONLY) 0/121 variables, 5/25 constraints. Problems are: Problem set: 0 solved, 1251 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 121/571 variables, and 25 constraints, problems are : Problem set: 0 solved, 1251 unsolved in 30044 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/121 constraints, ReadFeed: 0/309 constraints, PredecessorRefiner: 1251/148 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1251 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/120 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1251 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/120 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1251 unsolved
At refinement iteration 2 (OVERLAPS) 1/121 variables, 18/20 constraints. Problems are: Problem set: 0 solved, 1251 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/121 variables, 5/25 constraints. Problems are: Problem set: 0 solved, 1251 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/121 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 1251 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 121/571 variables, and 26 constraints, problems are : Problem set: 0 solved, 1251 unsolved in 30046 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/121 constraints, ReadFeed: 0/309 constraints, PredecessorRefiner: 1103/148 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 62075ms problems are : Problem set: 0 solved, 1251 unsolved
Search for dead transitions found 0 dead transitions in 62085ms
Finished structural reductions in LTL mode , in 1 iterations and 63157 ms. Remains : 121/121 places, 1252/1252 transitions.
Computed a total of 2 stabilizing places and 2 stable transitions
Computed a total of 2 stabilizing places and 2 stable transitions
Knowledge based reduction with 2 factoid took 69 ms. Reduced automaton from 4 states, 5 edges and 1 AP (stutter sensitive) to 4 states, 5 edges and 1 AP (stutter sensitive).
RANDOM walk for 40000 steps (8 resets) in 832 ms. (48 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 70 ms. (563 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 435478 steps, run timeout after 3001 ms. (steps per millisecond=145 ) properties seen :0 out of 1
Probabilistic random walk after 435478 steps, saw 224170 distinct states, run finished after 3001 ms. (steps per millisecond=145 ) properties seen :0
[2026-05-26 21:20:58] [INFO ] Flow matrix only has 450 transitions (discarded 802 similar events)
[2026-05-26 21:20:58] [INFO ] Invariant cache hit.
[2026-05-26 21:20:58] [INFO ] State equation strengthened by 309 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 66/74 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 33/107 variables, 10/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/107 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 6/113 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/113 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 444/557 variables, 113/133 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/557 variables, 161/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/557 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 13/570 variables, 8/302 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/570 variables, 147/449 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/570 variables, 0/449 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 1/571 variables, 1/450 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/571 variables, 0/450 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/571 variables, 0/450 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 571/571 variables, and 450 constraints, problems are : Problem set: 0 solved, 1 unsolved in 354 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 121/121 constraints, ReadFeed: 309/309 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 66/74 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 33/107 variables, 10/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/107 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 6/113 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/113 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 444/557 variables, 113/133 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/557 variables, 161/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/557 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 13/570 variables, 8/302 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/570 variables, 147/449 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/570 variables, 0/449 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 1/571 variables, 1/450 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/571 variables, 0/450 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/571 variables, 0/450 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 571/571 variables, and 450 constraints, problems are : Problem set: 0 solved, 1 unsolved in 589 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 121/121 constraints, ReadFeed: 309/309 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 957ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 207 ms.
Support contains 8 out of 121 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 121/121 places, 1252/1252 transitions.
Graph (trivial) has 83 edges and 121 vertex of which 12 / 121 are part of one of the 5 SCC in 1 ms
Free SCC test removed 7 places
Drop transitions (Empty/Sink Transition effects.) removed 20 transitions
Ensure Unique test removed 277 transitions
Reduce isomorphic transitions removed 297 transitions.
Graph (complete) has 630 edges and 114 vertex of which 111 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.2 ms
Discarding 3 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 6 rules applied. Total rules applied 8 place count 111 transition count 947
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 12 place count 107 transition count 947
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 5 Pre rules applied. Total rules applied 12 place count 107 transition count 942
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 22 place count 102 transition count 942
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: 11
Deduced a syphon composed of 11 places in 1 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 2 with 22 rules applied. Total rules applied 44 place count 91 transition count 931
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 46 place count 91 transition count 929
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: -8
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 3 with 10 rules applied. Total rules applied 56 place count 86 transition count 937
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 3 with 7 rules applied. Total rules applied 63 place count 86 transition count 930
Drop transitions (Redundant composition of simpler transitions.) removed 62 transitions
Redundant transition composition rules discarded 62 transitions
Iterating global reduction 4 with 62 rules applied. Total rules applied 125 place count 86 transition count 868
Discarding 2 places :
Implicit places reduction removed 2 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 4 with 5 rules applied. Total rules applied 130 place count 84 transition count 865
Reduce places removed 3 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 5 with 4 rules applied. Total rules applied 134 place count 81 transition count 864
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 135 place count 80 transition count 864
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 2 Pre rules applied. Total rules applied 135 place count 80 transition count 862
Deduced a syphon composed of 2 places in 1 ms
Ensure Unique test removed 1 places
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 7 with 5 rules applied. Total rules applied 140 place count 77 transition count 862
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 7 with 4 rules applied. Total rules applied 144 place count 75 transition count 860
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 7 with 1 rules applied. Total rules applied 145 place count 75 transition count 859
Free-agglomeration rule applied 10 times.
Iterating global reduction 7 with 10 rules applied. Total rules applied 155 place count 75 transition count 849
Reduce places removed 10 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 7 with 11 rules applied. Total rules applied 166 place count 65 transition count 848
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 8 with 1 rules applied. Total rules applied 167 place count 65 transition count 847
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 8 with 1 rules applied. Total rules applied 168 place count 65 transition count 893
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 169 place count 64 transition count 893
Applied a total of 169 rules in 651 ms. Remains 64 /121 variables (removed 57) and now considering 893/1252 (removed 359) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 652 ms. Remains : 64/121 places, 893/1252 transitions.
RANDOM walk for 40000 steps (8 resets) in 554 ms. (72 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (8 resets) in 66 ms. (597 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 516655 steps, run timeout after 3001 ms. (steps per millisecond=172 ) properties seen :0 out of 1
Probabilistic random walk after 516655 steps, saw 197708 distinct states, run finished after 3001 ms. (steps per millisecond=172 ) properties seen :0
[2026-05-26 21:21:03] [INFO ] Flow matrix only has 261 transitions (discarded 632 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13805639286739229678.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5727735527579820932.kers'
[2026-05-26 21:21:03] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13805639286739229678.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5727735527579820932.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 261 rows 63 cols 1870 entries
Finished phase 1 with 48 SingleSign rule and 0 generalized
[2026-05-26 21:21:03] [INFO ] Computed 16 invariants in 1 ms
Computed 16 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-5727735527579820932.kers
Total runtime 2 ms.
[2026-05-26 21:21:03] [INFO ] State equation strengthened by 216 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 29/37 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/37 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 21/58 variables, 9/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/58 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 256/314 variables, 58/74 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/314 variables, 118/192 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/314 variables, 0/192 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 11/325 variables, 6/198 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/325 variables, 98/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/325 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/325 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 325/325 variables, and 296 constraints, problems are : Problem set: 0 solved, 1 unsolved in 220 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 64/64 constraints, ReadFeed: 216/216 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 29/37 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/37 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 21/58 variables, 9/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/58 variables, 2/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/58 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 256/314 variables, 58/76 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/314 variables, 118/194 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/314 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 11/325 variables, 6/200 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/325 variables, 98/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/325 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/325 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 325/325 variables, and 298 constraints, problems are : Problem set: 0 solved, 1 unsolved in 403 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 64/64 constraints, ReadFeed: 216/216 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 639ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 269 ms.
Support contains 8 out of 64 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 64/64 places, 893/893 transitions.
Applied a total of 0 rules in 77 ms. Remains 64 /64 variables (removed 0) and now considering 893/893 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 78 ms. Remains : 64/64 places, 893/893 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 64/64 places, 893/893 transitions.
Applied a total of 0 rules in 85 ms. Remains 64 /64 variables (removed 0) and now considering 893/893 (removed 0) transitions.
[2026-05-26 21:21:04] [INFO ] Flow matrix only has 261 transitions (discarded 632 similar events)
[2026-05-26 21:21:04] [INFO ] Invariant cache hit.
[2026-05-26 21:21:04] [INFO ] Implicit Places using invariants in 172 ms returned [51]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 174 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 63/64 places, 893/893 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 180 transitions
Redundant transition composition rules discarded 180 transitions
Iterating global reduction 0 with 180 rules applied. Total rules applied 180 place count 63 transition count 713
Free-agglomeration rule applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 182 place count 63 transition count 711
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 184 place count 61 transition count 711
Partial Free-agglomeration rule applied 6 times.
Drop transitions (Partial Free agglomeration) removed 6 transitions
Iterating global reduction 1 with 6 rules applied. Total rules applied 190 place count 61 transition count 711
Applied a total of 190 rules in 260 ms. Remains 61 /63 variables (removed 2) and now considering 711/893 (removed 182) transitions.
[2026-05-26 21:21:04] [INFO ] Flow matrix only has 199 transitions (discarded 512 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13507318915817611446.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18266475176798178989.kers'
[2026-05-26 21:21:04] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13507318915817611446.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18266475176798178989.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 199 rows 61 cols 1338 entries
Finished phase 1 with 46 SingleSign rule and 0 generalized
[2026-05-26 21:21:04] [INFO ] Computed 15 invariants in 1 ms
Computed 15 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-18266475176798178989.kers
Total runtime 3 ms.
[2026-05-26 21:21:04] [INFO ] Implicit Places using invariants in 165 ms returned []
[2026-05-26 21:21:04] [INFO ] Flow matrix only has 199 transitions (discarded 512 similar events)
[2026-05-26 21:21:04] [INFO ] Invariant cache hit.
[2026-05-26 21:21:04] [INFO ] State equation strengthened by 148 read => feed constraints.
[2026-05-26 21:21:05] [INFO ] Implicit Places using invariants and state equation in 476 ms returned []
Implicit Place search using SMT with State Equation took 646 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 61/64 places, 711/893 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1166 ms. Remains : 61/64 places, 711/893 transitions.
RANDOM walk for 40000 steps (8 resets) in 805 ms. (49 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 50 ms. (784 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 552195 steps, run timeout after 3001 ms. (steps per millisecond=184 ) properties seen :0 out of 1
Probabilistic random walk after 552195 steps, saw 206769 distinct states, run finished after 3001 ms. (steps per millisecond=184 ) properties seen :0
[2026-05-26 21:21:08] [INFO ] Flow matrix only has 199 transitions (discarded 512 similar events)
[2026-05-26 21:21:08] [INFO ] Invariant cache hit.
[2026-05-26 21:21:08] [INFO ] State equation strengthened by 148 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 27/35 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/35 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 20/55 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/55 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 194/249 variables, 55/70 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/249 variables, 80/150 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/249 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 11/260 variables, 6/156 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/260 variables, 68/224 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/260 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/260 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 260/260 variables, and 224 constraints, problems are : Problem set: 0 solved, 1 unsolved in 213 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 61/61 constraints, ReadFeed: 148/148 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 27/35 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/35 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 20/55 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/55 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 194/249 variables, 55/70 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/249 variables, 80/150 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/249 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 11/260 variables, 6/156 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/260 variables, 68/224 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/260 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/260 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 260/260 variables, and 224 constraints, problems are : Problem set: 0 solved, 1 unsolved in 212 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 61/61 constraints, ReadFeed: 148/148 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 447ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 96 ms.
Support contains 8 out of 61 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 61/61 places, 711/711 transitions.
Applied a total of 0 rules in 80 ms. Remains 61 /61 variables (removed 0) and now considering 711/711 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 81 ms. Remains : 61/61 places, 711/711 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 61/61 places, 711/711 transitions.
Applied a total of 0 rules in 83 ms. Remains 61 /61 variables (removed 0) and now considering 711/711 (removed 0) transitions.
[2026-05-26 21:21:09] [INFO ] Flow matrix only has 199 transitions (discarded 512 similar events)
[2026-05-26 21:21:09] [INFO ] Invariant cache hit.
[2026-05-26 21:21:09] [INFO ] Implicit Places using invariants in 163 ms returned []
[2026-05-26 21:21:09] [INFO ] Flow matrix only has 199 transitions (discarded 512 similar events)
[2026-05-26 21:21:09] [INFO ] Invariant cache hit.
[2026-05-26 21:21:09] [INFO ] State equation strengthened by 148 read => feed constraints.
[2026-05-26 21:21:09] [INFO ] Implicit Places using invariants and state equation in 384 ms returned []
Implicit Place search using SMT with State Equation took 552 ms to find 0 implicit places.
[2026-05-26 21:21:09] [INFO ] Redundant transitions in 43 ms returned [99]
Found 1 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
Running 708 sub problems to find dead transitions.
[2026-05-26 21:21:09] [INFO ] Flow matrix only has 198 transitions (discarded 512 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5576875686504301957.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13998690855898011527.kers'
[2026-05-26 21:21:09] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5576875686504301957.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13998690855898011527.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 198 rows 61 cols 1334 entries
Finished phase 1 with 46 SingleSign rule and 0 generalized
[2026-05-26 21:21:09] [INFO ] Computed 15 invariants in 1 ms
Computed 15 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-13998690855898011527.kers
Total runtime 2 ms.
[2026-05-26 21:21:09] [INFO ] State equation strengthened by 148 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 708 unsolved
At refinement iteration 1 (OVERLAPS) 1/61 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 708 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/61 variables, 3/18 constraints. Problems are: Problem set: 0 solved, 708 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/61 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 708 unsolved
At refinement iteration 4 (OVERLAPS) 198/259 variables, 61/79 constraints. Problems are: Problem set: 0 solved, 708 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/259 variables, 148/227 constraints. Problems are: Problem set: 0 solved, 708 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 259/259 variables, and 227 constraints, problems are : Problem set: 0 solved, 708 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 61/61 constraints, ReadFeed: 148/148 constraints, PredecessorRefiner: 708/67 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 708 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 708 unsolved
At refinement iteration 1 (OVERLAPS) 1/61 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 708 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/61 variables, 3/18 constraints. Problems are: Problem set: 0 solved, 708 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/61 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 708 unsolved
At refinement iteration 4 (OVERLAPS) 198/259 variables, 61/79 constraints. Problems are: Problem set: 0 solved, 708 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/259 variables, 148/227 constraints. Problems are: Problem set: 0 solved, 708 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/259 variables, 67/294 constraints. Problems are: Problem set: 0 solved, 708 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/259 variables, 1/295 constraints. Problems are: Problem set: 0 solved, 708 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 259/259 variables, and 295 constraints, problems are : Problem set: 0 solved, 708 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 61/61 constraints, ReadFeed: 148/148 constraints, PredecessorRefiner: 708/67 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60752ms problems are : Problem set: 0 solved, 708 unsolved
Search for dead transitions found 0 dead transitions in 60756ms
Starting structural reductions in REACHABILITY mode, iteration 1 : 61/61 places, 710/711 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 60 transition count 709
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 60 transition count 708
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 60 transition count 707
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 5 place count 59 transition count 705
Iterating global reduction 1 with 1 rules applied. Total rules applied 6 place count 59 transition count 705
Free-agglomeration rule applied 1 times.
Iterating global reduction 1 with 1 rules applied. Total rules applied 7 place count 59 transition count 704
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 8 place count 58 transition count 704
Applied a total of 8 rules in 260 ms. Remains 58 /61 variables (removed 3) and now considering 704/710 (removed 6) transitions.
[2026-05-26 21:22:10] [INFO ] Flow matrix only has 192 transitions (discarded 512 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17779575707701962465.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11257719033303973558.kers'
[2026-05-26 21:22:10] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17779575707701962465.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11257719033303973558.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 192 rows 57 cols 1298 entries
Finished phase 1 with 43 SingleSign rule and 0 generalized
[2026-05-26 21:22:10] [INFO ] Computed 15 invariants in 1 ms
Computed 15 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-11257719033303973558.kers
Total runtime 2 ms.
[2026-05-26 21:22:11] [INFO ] Implicit Places using invariants in 133 ms returned [16]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 135 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 57/61 places, 704/711 transitions.
Applied a total of 0 rules in 80 ms. Remains 57 /57 variables (removed 0) and now considering 704/704 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 3 iterations and 61921 ms. Remains : 57/61 places, 704/711 transitions.
RANDOM walk for 40000 steps (8 resets) in 565 ms. (70 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (8 resets) in 46 ms. (851 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 674677 steps, run timeout after 3001 ms. (steps per millisecond=224 ) properties seen :0 out of 1
Probabilistic random walk after 674677 steps, saw 175974 distinct states, run finished after 3001 ms. (steps per millisecond=224 ) properties seen :0
[2026-05-26 21:22:14] [INFO ] Flow matrix only has 192 transitions (discarded 512 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1778608205232099593.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2330628694484409149.kers'
[2026-05-26 21:22:14] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1778608205232099593.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2330628694484409149.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 192 rows 57 cols 1298 entries
Finished phase 1 with 43 SingleSign rule and 0 generalized
[2026-05-26 21:22:14] [INFO ] Computed 14 invariants in 0 ms
Computed 14 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-2330628694484409149.kers
Total runtime 1 ms.
[2026-05-26 21:22:14] [INFO ] State equation strengthened by 146 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 26/34 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/34 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 17/51 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/51 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 186/237 variables, 51/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/237 variables, 77/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/237 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 12/249 variables, 6/148 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/249 variables, 69/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/249 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/249 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 249/249 variables, and 217 constraints, problems are : Problem set: 0 solved, 1 unsolved in 200 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 57/57 constraints, ReadFeed: 146/146 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 26/34 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/34 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 17/51 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/51 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 186/237 variables, 51/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/237 variables, 77/143 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/237 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 12/249 variables, 6/149 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/249 variables, 69/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/249 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/249 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 249/249 variables, and 218 constraints, problems are : Problem set: 0 solved, 1 unsolved in 332 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 57/57 constraints, ReadFeed: 146/146 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 544ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 118 ms.
Support contains 8 out of 57 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 57/57 places, 704/704 transitions.
Applied a total of 0 rules in 80 ms. Remains 57 /57 variables (removed 0) and now considering 704/704 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 80 ms. Remains : 57/57 places, 704/704 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 57/57 places, 704/704 transitions.
Applied a total of 0 rules in 80 ms. Remains 57 /57 variables (removed 0) and now considering 704/704 (removed 0) transitions.
[2026-05-26 21:22:15] [INFO ] Flow matrix only has 192 transitions (discarded 512 similar events)
[2026-05-26 21:22:15] [INFO ] Invariant cache hit.
[2026-05-26 21:22:15] [INFO ] Implicit Places using invariants in 144 ms returned []
[2026-05-26 21:22:15] [INFO ] Flow matrix only has 192 transitions (discarded 512 similar events)
[2026-05-26 21:22:15] [INFO ] Invariant cache hit.
[2026-05-26 21:22:15] [INFO ] State equation strengthened by 146 read => feed constraints.
[2026-05-26 21:22:15] [INFO ] Implicit Places using invariants and state equation in 392 ms returned []
Implicit Place search using SMT with State Equation took 540 ms to find 0 implicit places.
[2026-05-26 21:22:15] [INFO ] Redundant transitions in 25 ms returned []
Running 702 sub problems to find dead transitions.
[2026-05-26 21:22:15] [INFO ] Flow matrix only has 192 transitions (discarded 512 similar events)
[2026-05-26 21:22:15] [INFO ] Invariant cache hit.
[2026-05-26 21:22:15] [INFO ] State equation strengthened by 146 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/56 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 702 unsolved
At refinement iteration 1 (OVERLAPS) 1/57 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 702 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/57 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 702 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/57 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 702 unsolved
At refinement iteration 4 (OVERLAPS) 192/249 variables, 57/72 constraints. Problems are: Problem set: 0 solved, 702 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/249 variables, 146/218 constraints. Problems are: Problem set: 0 solved, 702 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/249 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 702 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 249/249 variables, and 218 constraints, problems are : Problem set: 0 solved, 702 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 57/57 constraints, ReadFeed: 146/146 constraints, PredecessorRefiner: 702/61 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 702 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/56 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 702 unsolved
At refinement iteration 1 (OVERLAPS) 1/57 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 702 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/57 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 702 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/57 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 702 unsolved
At refinement iteration 4 (OVERLAPS) 192/249 variables, 57/72 constraints. Problems are: Problem set: 0 solved, 702 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/249 variables, 146/218 constraints. Problems are: Problem set: 0 solved, 702 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/249 variables, 61/279 constraints. Problems are: Problem set: 0 solved, 702 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/249 variables, 1/280 constraints. Problems are: Problem set: 0 solved, 702 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 249/249 variables, and 280 constraints, problems are : Problem set: 0 solved, 702 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 57/57 constraints, ReadFeed: 146/146 constraints, PredecessorRefiner: 702/61 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61147ms problems are : Problem set: 0 solved, 702 unsolved
Search for dead transitions found 0 dead transitions in 61150ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61806 ms. Remains : 57/57 places, 704/704 transitions.
Knowledge based reduction with 2 factoid took 68 ms. Reduced automaton from 4 states, 5 edges and 1 AP (stutter sensitive) to 4 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 129 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Knowledge-based reduction took 142305 ms.
Stuttering acceptance computed with spot in 127 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 127 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 1396 ms.
Product exploration explored 100000 steps with 0 reset in 926 ms.
Spot run failed in 109 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/autstates.py", line 2, in
import spot
ModuleNotFoundError: No module named 'spot'
java.io.IOException
at fr.lip6.move.gal.application.runner.spot.SpotRunner.computeForwardClosedSI(SpotRunner.java:551)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.treatPartialPOR(LTLPropertySolver.java:419)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:280)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:217)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:66)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:849)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
Built C files in :
/tmp/ltsmin17728126363777527011
[2026-05-26 21:23:19] [INFO ] Built C files in 22ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin17728126363777527011
Running compilation step : cd /tmp/ltsmin17728126363777527011;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin17728126363777527011;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin17728126363777527011;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 8 out of 121 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 121/121 places, 1252/1252 transitions.
Applied a total of 0 rules in 7 ms. Remains 121 /121 variables (removed 0) and now considering 1252/1252 (removed 0) transitions.
[2026-05-26 21:23:22] [INFO ] Flow matrix only has 450 transitions (discarded 802 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14298208626710087825.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12768649686280485922.kers'
[2026-05-26 21:23:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14298208626710087825.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12768649686280485922.kers]
Normalized transition count is 449 out of 450 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 449 rows 121 cols 3467 entries
Finished phase 1 with 100 SingleSign rule and 1 generalized
[2026-05-26 21:23:22] [INFO ] Computed 20 invariants in 2 ms
Computed 20 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-12768649686280485922.kers
Total runtime 4 ms.
[2026-05-26 21:23:23] [INFO ] Implicit Places using invariants in 236 ms returned []
[2026-05-26 21:23:23] [INFO ] Flow matrix only has 450 transitions (discarded 802 similar events)
[2026-05-26 21:23:23] [INFO ] Invariant cache hit.
[2026-05-26 21:23:23] [INFO ] State equation strengthened by 309 read => feed constraints.
[2026-05-26 21:23:23] [INFO ] Implicit Places using invariants and state equation in 809 ms returned []
Implicit Place search using SMT with State Equation took 1048 ms to find 0 implicit places.
Running 1251 sub problems to find dead transitions.
[2026-05-26 21:23:23] [INFO ] Flow matrix only has 450 transitions (discarded 802 similar events)
[2026-05-26 21:23:23] [INFO ] Invariant cache hit.
[2026-05-26 21:23:23] [INFO ] State equation strengthened by 309 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/120 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1251 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/120 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1251 unsolved
At refinement iteration 2 (OVERLAPS) 1/121 variables, 18/20 constraints. Problems are: Problem set: 0 solved, 1251 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/121 variables, 5/25 constraints. Problems are: Problem set: 0 solved, 1251 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 121/571 variables, and 25 constraints, problems are : Problem set: 0 solved, 1251 unsolved in 30039 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/121 constraints, ReadFeed: 0/309 constraints, PredecessorRefiner: 1251/148 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1251 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/120 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1251 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/120 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1251 unsolved
At refinement iteration 2 (OVERLAPS) 1/121 variables, 18/20 constraints. Problems are: Problem set: 0 solved, 1251 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/121 variables, 5/25 constraints. Problems are: Problem set: 0 solved, 1251 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/121 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 1251 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 121/571 variables, and 26 constraints, problems are : Problem set: 0 solved, 1251 unsolved in 30045 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/121 constraints, ReadFeed: 0/309 constraints, PredecessorRefiner: 1103/148 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61633ms problems are : Problem set: 0 solved, 1251 unsolved
Search for dead transitions found 0 dead transitions in 61640ms
Finished structural reductions in LTL mode , in 1 iterations and 62701 ms. Remains : 121/121 places, 1252/1252 transitions.
Built C files in :
/tmp/ltsmin5422777928381436169
[2026-05-26 21:24:25] [INFO ] Built C files in 23ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin5422777928381436169
Running compilation step : cd /tmp/ltsmin5422777928381436169;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin5422777928381436169;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin5422777928381436169;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2026-05-26 21:24:28] [INFO ] Flatten gal took : 87 ms
[2026-05-26 21:24:28] [INFO ] Flatten gal took : 87 ms
[2026-05-26 21:24:28] [INFO ] Time to serialize gal into /tmp/LTL15343453052073438684.gal : 28 ms
[2026-05-26 21:24:28] [INFO ] Time to serialize properties into /tmp/LTL446951351226300864.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL15343453052073438684.gal' '-t' 'CGAL' '-hoa' '/tmp/aut10456431343249867300.hoa' '-atoms' '/tmp/LTL446951351226300864.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...318
Loading property file /tmp/LTL446951351226300864.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut10456431343249867300.hoa
Detected timeout of ITS tools.
[2026-05-26 21:24:44] [INFO ] Flatten gal took : 79 ms
[2026-05-26 21:24:44] [INFO ] Flatten gal took : 83 ms
[2026-05-26 21:24:44] [INFO ] Time to serialize gal into /tmp/LTL4512826507601793325.gal : 15 ms
[2026-05-26 21:24:44] [INFO ] Time to serialize properties into /tmp/LTL14975820034895741215.ltl : 5 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL4512826507601793325.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL14975820034895741215.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((X(X(G("((((p16==0)||(p19==0))||((p41==0)||(p58==0)))||(((p88==0)||(p108==0))||((p114==0)||(p151==0))))")))))
Formula 0 simplified : XXF!"((((p16==0)||(p19==0))||((p41==0)||(p58==0)))||(((p88==0)||(p108==0))||((p114==0)||(p151==0))))"
Detected timeout of ITS tools.
[2026-05-26 21:24:59] [INFO ] Flatten gal took : 78 ms
[2026-05-26 21:24:59] [INFO ] Applying decomposition
[2026-05-26 21:24:59] [INFO ] Flatten gal took : 140 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph13238097255155244552.txt' '-o' '/tmp/graph13238097255155244552.bin' '-w' '/tmp/graph13238097255155244552.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph13238097255155244552.bin' '-l' '-1' '-v' '-w' '/tmp/graph13238097255155244552.weights' '-q' '0' '-e' '0.001'
[2026-05-26 21:24:59] [INFO ] Decomposing Gal with order
[2026-05-26 21:25:00] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-26 21:25:00] [INFO ] Removed a total of 5573 redundant transitions.
[2026-05-26 21:25:00] [INFO ] Flatten gal took : 583 ms
[2026-05-26 21:25:00] [INFO ] Fuse similar labels procedure discarded/fused a total of 56 labels/synchronizations in 59 ms.
[2026-05-26 21:25:00] [INFO ] Time to serialize gal into /tmp/LTL11415489163624308716.gal : 11 ms
[2026-05-26 21:25:00] [INFO ] Time to serialize properties into /tmp/LTL2093328866143763408.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL11415489163624308716.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL2093328866143763408.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...255
Read 1 LTL properties
Checking formula 0 : !((X(X(G("((((i12.u5.p16==0)||(i12.u20.p19==0))||((i3.u10.p41==0)||(i3.u10.p58==0)))||(((i12.u20.p88==0)||(i0.u21.p108==0))||((i12.u5....191
Formula 0 simplified : XXF!"((((i12.u5.p16==0)||(i12.u20.p19==0))||((i3.u10.p41==0)||(i3.u10.p58==0)))||(((i12.u20.p88==0)||(i0.u21.p108==0))||((i12.u5.p11...183
Reverse transition relation is NOT exact ! Due to transitions t19, t52, t72, t74, t77, t98, t111, t120, t1737, t1754, t1755, t1756, t1758, t1767, t1768, u1...533
Detected timeout of ITS tools.
Treatment of property EnergyBus-PT-none-LTLFireability-04 finished in 470794 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((F(p0) U X(G((G(p1)||X(!p2))))) U p3))'
Support contains 19 out of 128 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 128/128 places, 1783/1783 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 124 transition count 1493
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 124 transition count 1493
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 9 place count 124 transition count 1492
Applied a total of 9 rules in 13 ms. Remains 124 /128 variables (removed 4) and now considering 1492/1783 (removed 291) transitions.
[2026-05-26 21:25:16] [INFO ] Flow matrix only has 510 transitions (discarded 982 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17509762142205031021.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4022087943262102367.kers'
[2026-05-26 21:25:16] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17509762142205031021.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4022087943262102367.kers]
Normalized transition count is 509 out of 510 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 509 rows 124 cols 4074 entries
Finished phase 1 with 102 SingleSign rule and 1 generalized
[2026-05-26 21:25:16] [INFO ] Computed 21 invariants in 3 ms
Computed 21 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-4022087943262102367.kers
Total runtime 5 ms.
[2026-05-26 21:25:16] [INFO ] Implicit Places using invariants in 168 ms returned []
[2026-05-26 21:25:16] [INFO ] Flow matrix only has 510 transitions (discarded 982 similar events)
[2026-05-26 21:25:16] [INFO ] Invariant cache hit.
[2026-05-26 21:25:16] [INFO ] State equation strengthened by 369 read => feed constraints.
[2026-05-26 21:25:16] [INFO ] Implicit Places using invariants and state equation in 799 ms returned [96]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 971 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 123/128 places, 1492/1783 transitions.
Applied a total of 0 rules in 7 ms. Remains 123 /123 variables (removed 0) and now considering 1492/1492 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 991 ms. Remains : 123/128 places, 1492/1783 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((F(p0) U X(G((G(p1)||X(!p2))))) U p3))'
Stuttering acceptance computed with spot in 443 ms :[(NOT p3), (AND (NOT p0) (NOT p1) p2), (AND (NOT p1) p2), (AND (NOT p0) p2), (AND (NOT p0) (NOT p1) p2), (AND (NOT p1) p2), (AND (NOT p1) p2), (NOT p0), (AND (NOT p0) (NOT p1) (NOT p2)), false]
Running random walk in product with property : EnergyBus-PT-none-LTLFireability-06
Stuttering criterion allowed to conclude after 7 steps with 1 reset in 1 ms.
FORMULA EnergyBus-PT-none-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property EnergyBus-PT-none-LTLFireability-06 finished in 1513 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 8 out of 128 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 128/128 places, 1783/1783 transitions.
Graph (trivial) has 85 edges and 128 vertex of which 11 / 128 are part of one of the 4 SCC in 0 ms
Free SCC test removed 7 places
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 5 place count 121 transition count 1764
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 9 place count 117 transition count 1764
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 9 place count 117 transition count 1760
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 17 place count 113 transition count 1760
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 22 place count 108 transition count 1168
Iterating global reduction 2 with 5 rules applied. Total rules applied 27 place count 108 transition count 1168
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: 10
Deduced a syphon composed of 10 places in 1 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 2 with 20 rules applied. Total rules applied 47 place count 98 transition count 1158
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 49 place count 98 transition count 1156
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -12
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 3 with 12 rules applied. Total rules applied 61 place count 92 transition count 1168
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 65 place count 92 transition count 1164
Drop transitions (Redundant composition of simpler transitions.) removed 19 transitions
Redundant transition composition rules discarded 19 transitions
Iterating global reduction 4 with 19 rules applied. Total rules applied 84 place count 92 transition count 1145
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 4 with 1 rules applied. Total rules applied 85 place count 92 transition count 1144
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 86 place count 91 transition count 1144
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 6 with 8 rules applied. Total rules applied 94 place count 87 transition count 1140
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 6 with 1 rules applied. Total rules applied 95 place count 87 transition count 1139
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 96 place count 86 transition count 1139
Applied a total of 96 rules in 523 ms. Remains 86 /128 variables (removed 42) and now considering 1139/1783 (removed 644) transitions.
[2026-05-26 21:25:18] [INFO ] Flow matrix only has 271 transitions (discarded 868 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11041630863141542358.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15764489264603997025.kers'
[2026-05-26 21:25:18] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11041630863141542358.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15764489264603997025.kers]
Normalized transition count is 270 out of 271 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 270 rows 85 cols 2154 entries
Finished phase 1 with 65 SingleSign rule and 1 generalized
[2026-05-26 21:25:18] [INFO ] Computed 20 invariants in 3 ms
Computed 20 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-15764489264603997025.kers
Total runtime 4 ms.
[2026-05-26 21:25:18] [INFO ] Implicit Places using invariants in 186 ms returned [69]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 188 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 85/128 places, 1139/1783 transitions.
Applied a total of 0 rules in 140 ms. Remains 85 /85 variables (removed 0) and now considering 1139/1139 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 852 ms. Remains : 85/128 places, 1139/1783 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Stuttering acceptance computed with spot in 51 ms :[(NOT p0)]
Running random walk in product with property : EnergyBus-PT-none-LTLFireability-07
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA EnergyBus-PT-none-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property EnergyBus-PT-none-LTLFireability-07 finished in 931 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Support contains 8 out of 128 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 128/128 places, 1783/1783 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 122 transition count 1237
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 122 transition count 1237
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 13 place count 122 transition count 1236
Applied a total of 13 rules in 11 ms. Remains 122 /128 variables (removed 6) and now considering 1236/1783 (removed 547) transitions.
[2026-05-26 21:25:18] [INFO ] Flow matrix only has 446 transitions (discarded 790 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15298872655943066106.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9923221395352598568.kers'
[2026-05-26 21:25:18] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15298872655943066106.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9923221395352598568.kers]
Normalized transition count is 445 out of 446 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 445 rows 122 cols 3434 entries
Finished phase 1 with 100 SingleSign rule and 1 generalized
[2026-05-26 21:25:18] [INFO ] Computed 21 invariants in 2 ms
Computed 21 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-9923221395352598568.kers
Total runtime 4 ms.
[2026-05-26 21:25:18] [INFO ] Implicit Places using invariants in 201 ms returned []
[2026-05-26 21:25:18] [INFO ] Flow matrix only has 446 transitions (discarded 790 similar events)
[2026-05-26 21:25:18] [INFO ] Invariant cache hit.
[2026-05-26 21:25:18] [INFO ] State equation strengthened by 305 read => feed constraints.
[2026-05-26 21:25:19] [INFO ] Implicit Places using invariants and state equation in 1000 ms returned [94]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1208 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 121/128 places, 1236/1783 transitions.
Applied a total of 0 rules in 4 ms. Remains 121 /121 variables (removed 0) and now considering 1236/1236 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1225 ms. Remains : 121/128 places, 1236/1783 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Stuttering acceptance computed with spot in 140 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : EnergyBus-PT-none-LTLFireability-09
Product exploration explored 100000 steps with 0 reset in 972 ms.
Product exploration explored 100000 steps with 0 reset in 1027 ms.
Computed a total of 2 stabilizing places and 2 stable transitions
Computed a total of 2 stabilizing places and 2 stable transitions
Knowledge based reduction with 2 factoid took 64 ms. Reduced automaton from 4 states, 5 edges and 1 AP (stutter sensitive) to 4 states, 5 edges and 1 AP (stutter sensitive).
RANDOM walk for 40000 steps (8 resets) in 685 ms. (58 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 59 ms. (666 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 509354 steps, run timeout after 3001 ms. (steps per millisecond=169 ) properties seen :0 out of 1
Probabilistic random walk after 509354 steps, saw 258348 distinct states, run finished after 3001 ms. (steps per millisecond=169 ) properties seen :0
[2026-05-26 21:25:25] [INFO ] Flow matrix only has 446 transitions (discarded 790 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18026994860961114172.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5716923283160466576.kers'
[2026-05-26 21:25:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18026994860961114172.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5716923283160466576.kers]
Normalized transition count is 445 out of 446 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 445 rows 121 cols 3427 entries
Finished phase 1 with 100 SingleSign rule and 1 generalized
[2026-05-26 21:25:25] [INFO ] Computed 20 invariants in 2 ms
Computed 20 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-5716923283160466576.kers
Total runtime 4 ms.
[2026-05-26 21:25:25] [INFO ] State equation strengthened by 305 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 66/74 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 33/107 variables, 10/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/107 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 6/113 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/113 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 440/553 variables, 113/133 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/553 variables, 159/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/553 variables, 0/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 13/566 variables, 8/300 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 145/445 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/566 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 1/567 variables, 1/446 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/567 variables, 0/446 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/567 variables, 0/446 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 567/567 variables, and 446 constraints, problems are : Problem set: 0 solved, 1 unsolved in 452 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 121/121 constraints, ReadFeed: 305/305 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 66/74 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 33/107 variables, 10/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/107 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 6/113 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/113 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 440/553 variables, 113/133 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/553 variables, 159/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/553 variables, 0/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 13/566 variables, 8/300 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 145/445 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/566 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 1/567 variables, 1/446 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/567 variables, 0/446 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/567 variables, 0/446 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 567/567 variables, and 446 constraints, problems are : Problem set: 0 solved, 1 unsolved in 663 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 121/121 constraints, ReadFeed: 305/305 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1132ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 193 ms.
Support contains 8 out of 121 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 121/121 places, 1236/1236 transitions.
Graph (trivial) has 82 edges and 121 vertex of which 10 / 121 are part of one of the 4 SCC in 0 ms
Free SCC test removed 6 places
Drop transitions (Empty/Sink Transition effects.) removed 18 transitions
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 21 transitions.
Graph (complete) has 652 edges and 115 vertex of which 112 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.2 ms
Discarding 3 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 6 rules applied. Total rules applied 8 place count 112 transition count 1207
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 12 place count 108 transition count 1207
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 5 Pre rules applied. Total rules applied 12 place count 108 transition count 1202
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 22 place count 103 transition count 1202
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: 11
Deduced a syphon composed of 11 places in 1 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 2 with 22 rules applied. Total rules applied 44 place count 92 transition count 1191
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 46 place count 92 transition count 1189
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -12
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 3 with 12 rules applied. Total rules applied 58 place count 86 transition count 1201
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 3 with 9 rules applied. Total rules applied 67 place count 86 transition count 1192
Drop transitions (Redundant composition of simpler transitions.) removed 84 transitions
Redundant transition composition rules discarded 84 transitions
Iterating global reduction 4 with 84 rules applied. Total rules applied 151 place count 86 transition count 1108
Discarding 2 places :
Implicit places reduction removed 2 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 4 with 5 rules applied. Total rules applied 156 place count 84 transition count 1105
Reduce places removed 3 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 5 with 4 rules applied. Total rules applied 160 place count 81 transition count 1104
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 161 place count 80 transition count 1104
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 2 Pre rules applied. Total rules applied 161 place count 80 transition count 1102
Deduced a syphon composed of 2 places in 1 ms
Ensure Unique test removed 1 places
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 7 with 5 rules applied. Total rules applied 166 place count 77 transition count 1102
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 7 with 4 rules applied. Total rules applied 170 place count 75 transition count 1100
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 7 with 1 rules applied. Total rules applied 171 place count 75 transition count 1099
Free-agglomeration rule applied 9 times.
Iterating global reduction 7 with 9 rules applied. Total rules applied 180 place count 75 transition count 1090
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 7 with 9 rules applied. Total rules applied 189 place count 66 transition count 1090
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 8 with 1 rules applied. Total rules applied 190 place count 66 transition count 1152
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 191 place count 65 transition count 1152
Applied a total of 191 rules in 683 ms. Remains 65 /121 variables (removed 56) and now considering 1152/1236 (removed 84) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 683 ms. Remains : 65/121 places, 1152/1236 transitions.
RANDOM walk for 40000 steps (8 resets) in 856 ms. (46 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 57 ms. (689 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 393219 steps, run timeout after 3001 ms. (steps per millisecond=131 ) properties seen :0 out of 1
Probabilistic random walk after 393219 steps, saw 77694 distinct states, run finished after 3001 ms. (steps per millisecond=131 ) properties seen :0
[2026-05-26 21:25:30] [INFO ] Flow matrix only has 260 transitions (discarded 892 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18434687010391292531.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2112003946855833148.kers'
[2026-05-26 21:25:30] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18434687010391292531.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2112003946855833148.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 260 rows 64 cols 1842 entries
Finished phase 1 with 49 SingleSign rule and 0 generalized
[2026-05-26 21:25:30] [INFO ] Computed 16 invariants in 1 ms
Computed 16 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-2112003946855833148.kers
Total runtime 2 ms.
[2026-05-26 21:25:30] [INFO ] State equation strengthened by 213 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 29/37 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/37 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 21/58 variables, 9/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/58 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 252/310 variables, 58/74 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/310 variables, 115/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/310 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 15/325 variables, 7/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/325 variables, 98/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/325 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/325 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 325/325 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 338 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 65/65 constraints, ReadFeed: 213/213 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 29/37 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/37 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 21/58 variables, 9/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/58 variables, 2/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/58 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 252/310 variables, 58/76 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/310 variables, 115/191 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/310 variables, 0/191 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 15/325 variables, 7/198 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/325 variables, 98/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/325 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/325 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 325/325 variables, and 296 constraints, problems are : Problem set: 0 solved, 1 unsolved in 525 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 65/65 constraints, ReadFeed: 213/213 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 880ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 172 ms.
Support contains 8 out of 65 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65/65 places, 1152/1152 transitions.
Applied a total of 0 rules in 121 ms. Remains 65 /65 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 121 ms. Remains : 65/65 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65/65 places, 1152/1152 transitions.
Applied a total of 0 rules in 125 ms. Remains 65 /65 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-26 21:25:31] [INFO ] Flow matrix only has 260 transitions (discarded 892 similar events)
[2026-05-26 21:25:31] [INFO ] Invariant cache hit.
[2026-05-26 21:25:31] [INFO ] Implicit Places using invariants in 175 ms returned [52]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 177 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 64/65 places, 1152/1152 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 176 transitions
Redundant transition composition rules discarded 176 transitions
Iterating global reduction 0 with 176 rules applied. Total rules applied 176 place count 64 transition count 976
Free-agglomeration rule applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 178 place count 64 transition count 974
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 180 place count 62 transition count 974
Partial Free-agglomeration rule applied 6 times.
Drop transitions (Partial Free agglomeration) removed 6 transitions
Iterating global reduction 1 with 6 rules applied. Total rules applied 186 place count 62 transition count 974
Applied a total of 186 rules in 375 ms. Remains 62 /64 variables (removed 2) and now considering 974/1152 (removed 178) transitions.
[2026-05-26 21:25:32] [INFO ] Flow matrix only has 214 transitions (discarded 760 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4819832569330000510.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1976095533088934780.kers'
[2026-05-26 21:25:32] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4819832569330000510.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1976095533088934780.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 214 rows 62 cols 1454 entries
Finished phase 1 with 47 SingleSign rule and 0 generalized
[2026-05-26 21:25:32] [INFO ] Computed 15 invariants in 1 ms
Computed 15 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-1976095533088934780.kers
Total runtime 2 ms.
[2026-05-26 21:25:32] [INFO ] Implicit Places using invariants in 154 ms returned []
[2026-05-26 21:25:32] [INFO ] Flow matrix only has 214 transitions (discarded 760 similar events)
[2026-05-26 21:25:32] [INFO ] Invariant cache hit.
[2026-05-26 21:25:32] [INFO ] State equation strengthened by 161 read => feed constraints.
[2026-05-26 21:25:32] [INFO ] Implicit Places using invariants and state equation in 392 ms returned []
Implicit Place search using SMT with State Equation took 547 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 62/65 places, 974/1152 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1225 ms. Remains : 62/65 places, 974/1152 transitions.
RANDOM walk for 40000 steps (8 resets) in 764 ms. (52 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 56 ms. (701 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 458200 steps, run timeout after 3001 ms. (steps per millisecond=152 ) properties seen :0 out of 1
Probabilistic random walk after 458200 steps, saw 78293 distinct states, run finished after 3001 ms. (steps per millisecond=152 ) properties seen :0
[2026-05-26 21:25:36] [INFO ] Flow matrix only has 214 transitions (discarded 760 similar events)
[2026-05-26 21:25:36] [INFO ] Invariant cache hit.
[2026-05-26 21:25:36] [INFO ] State equation strengthened by 161 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 27/35 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/35 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 20/55 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/55 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 206/261 variables, 55/70 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/261 variables, 85/155 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/261 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 15/276 variables, 7/162 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/276 variables, 76/238 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/276 variables, 0/238 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/276 variables, 0/238 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 276/276 variables, and 238 constraints, problems are : Problem set: 0 solved, 1 unsolved in 237 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 62/62 constraints, ReadFeed: 161/161 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 27/35 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/35 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 20/55 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/55 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 206/261 variables, 55/70 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/261 variables, 85/155 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/261 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 15/276 variables, 7/162 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/276 variables, 76/238 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/276 variables, 0/238 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/276 variables, 0/238 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 276/276 variables, and 238 constraints, problems are : Problem set: 0 solved, 1 unsolved in 270 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 62/62 constraints, ReadFeed: 161/161 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 516ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 213 ms.
Support contains 8 out of 62 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 974/974 transitions.
Applied a total of 0 rules in 155 ms. Remains 62 /62 variables (removed 0) and now considering 974/974 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 155 ms. Remains : 62/62 places, 974/974 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 974/974 transitions.
Applied a total of 0 rules in 150 ms. Remains 62 /62 variables (removed 0) and now considering 974/974 (removed 0) transitions.
[2026-05-26 21:25:37] [INFO ] Flow matrix only has 214 transitions (discarded 760 similar events)
[2026-05-26 21:25:37] [INFO ] Invariant cache hit.
[2026-05-26 21:25:37] [INFO ] Implicit Places using invariants in 150 ms returned []
[2026-05-26 21:25:37] [INFO ] Flow matrix only has 214 transitions (discarded 760 similar events)
[2026-05-26 21:25:37] [INFO ] Invariant cache hit.
[2026-05-26 21:25:37] [INFO ] State equation strengthened by 161 read => feed constraints.
[2026-05-26 21:25:37] [INFO ] Implicit Places using invariants and state equation in 461 ms returned []
Implicit Place search using SMT with State Equation took 613 ms to find 0 implicit places.
[2026-05-26 21:25:37] [INFO ] Redundant transitions in 62 ms returned [110]
Found 1 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
Running 971 sub problems to find dead transitions.
[2026-05-26 21:25:37] [INFO ] Flow matrix only has 213 transitions (discarded 760 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17448876080151150521.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9539915853876377925.kers'
[2026-05-26 21:25:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17448876080151150521.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9539915853876377925.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 213 rows 62 cols 1450 entries
Finished phase 1 with 47 SingleSign rule and 0 generalized
[2026-05-26 21:25:37] [INFO ] Computed 15 invariants in 1 ms
Computed 15 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-9539915853876377925.kers
Total runtime 2 ms.
[2026-05-26 21:25:37] [INFO ] State equation strengthened by 161 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/61 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 971 unsolved
At refinement iteration 1 (OVERLAPS) 1/62 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 971 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/62 variables, 3/18 constraints. Problems are: Problem set: 0 solved, 971 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/62 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 971 unsolved
At refinement iteration 4 (OVERLAPS) 213/275 variables, 62/80 constraints. Problems are: Problem set: 0 solved, 971 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/275 variables, 161/241 constraints. Problems are: Problem set: 0 solved, 971 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 275/275 variables, and 241 constraints, problems are : Problem set: 0 solved, 971 unsolved in 30035 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 62/62 constraints, ReadFeed: 161/161 constraints, PredecessorRefiner: 971/65 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 971 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/61 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 971 unsolved
At refinement iteration 1 (OVERLAPS) 1/62 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 971 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/62 variables, 3/18 constraints. Problems are: Problem set: 0 solved, 971 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/62 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 971 unsolved
At refinement iteration 4 (OVERLAPS) 213/275 variables, 62/80 constraints. Problems are: Problem set: 0 solved, 971 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/275 variables, 161/241 constraints. Problems are: Problem set: 0 solved, 971 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/275 variables, 65/306 constraints. Problems are: Problem set: 0 solved, 971 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/275 variables, 1/307 constraints. Problems are: Problem set: 0 solved, 971 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 275/275 variables, and 307 constraints, problems are : Problem set: 0 solved, 971 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 62/62 constraints, ReadFeed: 161/161 constraints, PredecessorRefiner: 971/65 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61146ms problems are : Problem set: 0 solved, 971 unsolved
Search for dead transitions found 0 dead transitions in 61152ms
Starting structural reductions in REACHABILITY mode, iteration 1 : 62/62 places, 973/974 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 61 transition count 972
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 61 transition count 971
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 61 transition count 970
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 5 place count 60 transition count 968
Iterating global reduction 1 with 1 rules applied. Total rules applied 6 place count 60 transition count 968
Free-agglomeration rule applied 1 times.
Iterating global reduction 1 with 1 rules applied. Total rules applied 7 place count 60 transition count 967
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 8 place count 59 transition count 967
Applied a total of 8 rules in 406 ms. Remains 59 /62 variables (removed 3) and now considering 967/973 (removed 6) transitions.
[2026-05-26 21:26:39] [INFO ] Flow matrix only has 207 transitions (discarded 760 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4456585017066110665.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7944887310494063360.kers'
[2026-05-26 21:26:39] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4456585017066110665.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7944887310494063360.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 207 rows 58 cols 1414 entries
Finished phase 1 with 44 SingleSign rule and 0 generalized
[2026-05-26 21:26:39] [INFO ] Computed 15 invariants in 2 ms
Computed 15 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-7944887310494063360.kers
Total runtime 3 ms.
[2026-05-26 21:26:39] [INFO ] Implicit Places using invariants in 140 ms returned [16]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 143 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 58/62 places, 967/974 transitions.
Applied a total of 0 rules in 155 ms. Remains 58 /58 variables (removed 0) and now considering 967/967 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 3 iterations and 62693 ms. Remains : 58/62 places, 967/974 transitions.
RANDOM walk for 31397 steps (6 resets) in 673 ms. (46 steps per ms) remains 0/1 properties
Knowledge based reduction with 2 factoid took 68 ms. Reduced automaton from 4 states, 5 edges and 1 AP (stutter sensitive) to 4 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 152 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Knowledge-based reduction took 78363 ms.
Stuttering acceptance computed with spot in 151 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Support contains 8 out of 121 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 121/121 places, 1236/1236 transitions.
Applied a total of 0 rules in 4 ms. Remains 121 /121 variables (removed 0) and now considering 1236/1236 (removed 0) transitions.
[2026-05-26 21:26:40] [INFO ] Flow matrix only has 446 transitions (discarded 790 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1371005046837391742.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6313421895076919495.kers'
[2026-05-26 21:26:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1371005046837391742.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6313421895076919495.kers]
Normalized transition count is 445 out of 446 initially.
Culled 0 columns in 1 ms.
// Phase 1: matrix 445 rows 121 cols 3427 entries
Finished phase 1 with 100 SingleSign rule and 1 generalized
[2026-05-26 21:26:40] [INFO ] Computed 20 invariants in 4 ms
Computed 20 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-6313421895076919495.kers
Total runtime 5 ms.
[2026-05-26 21:26:40] [INFO ] Implicit Places using invariants in 284 ms returned []
[2026-05-26 21:26:40] [INFO ] Flow matrix only has 446 transitions (discarded 790 similar events)
[2026-05-26 21:26:40] [INFO ] Invariant cache hit.
[2026-05-26 21:26:40] [INFO ] State equation strengthened by 305 read => feed constraints.
[2026-05-26 21:26:41] [INFO ] Implicit Places using invariants and state equation in 955 ms returned []
Implicit Place search using SMT with State Equation took 1246 ms to find 0 implicit places.
Running 1235 sub problems to find dead transitions.
[2026-05-26 21:26:41] [INFO ] Flow matrix only has 446 transitions (discarded 790 similar events)
[2026-05-26 21:26:41] [INFO ] Invariant cache hit.
[2026-05-26 21:26:41] [INFO ] State equation strengthened by 305 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/120 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1235 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/120 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1235 unsolved
At refinement iteration 2 (OVERLAPS) 1/121 variables, 18/20 constraints. Problems are: Problem set: 0 solved, 1235 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 3 (INCLUDED_ONLY) 0/121 variables, 5/25 constraints. Problems are: Problem set: 0 solved, 1235 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 121/567 variables, and 25 constraints, problems are : Problem set: 0 solved, 1235 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/121 constraints, ReadFeed: 0/305 constraints, PredecessorRefiner: 1235/148 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1235 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/120 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1235 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/120 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1235 unsolved
At refinement iteration 2 (OVERLAPS) 1/121 variables, 18/20 constraints. Problems are: Problem set: 0 solved, 1235 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/121 variables, 5/25 constraints. Problems are: Problem set: 0 solved, 1235 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/121 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 1235 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 121/567 variables, and 26 constraints, problems are : Problem set: 0 solved, 1235 unsolved in 30044 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/121 constraints, ReadFeed: 0/305 constraints, PredecessorRefiner: 1087/148 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61329ms problems are : Problem set: 0 solved, 1235 unsolved
Search for dead transitions found 0 dead transitions in 61333ms
Finished structural reductions in LTL mode , in 1 iterations and 62587 ms. Remains : 121/121 places, 1236/1236 transitions.
Computed a total of 2 stabilizing places and 2 stable transitions
Computed a total of 2 stabilizing places and 2 stable transitions
Knowledge based reduction with 2 factoid took 77 ms. Reduced automaton from 4 states, 5 edges and 1 AP (stutter sensitive) to 4 states, 5 edges and 1 AP (stutter sensitive).
RANDOM walk for 40000 steps (8 resets) in 653 ms. (61 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 94 ms. (421 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 441621 steps, run timeout after 3001 ms. (steps per millisecond=147 ) properties seen :0 out of 1
Probabilistic random walk after 441621 steps, saw 226936 distinct states, run finished after 3001 ms. (steps per millisecond=147 ) properties seen :0
[2026-05-26 21:27:46] [INFO ] Flow matrix only has 446 transitions (discarded 790 similar events)
[2026-05-26 21:27:46] [INFO ] Invariant cache hit.
[2026-05-26 21:27:46] [INFO ] State equation strengthened by 305 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 66/74 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 33/107 variables, 10/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/107 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 6/113 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/113 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 440/553 variables, 113/133 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/553 variables, 159/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/553 variables, 0/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 13/566 variables, 8/300 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 145/445 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/566 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 1/567 variables, 1/446 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/567 variables, 0/446 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/567 variables, 0/446 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 567/567 variables, and 446 constraints, problems are : Problem set: 0 solved, 1 unsolved in 302 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 121/121 constraints, ReadFeed: 305/305 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 66/74 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 33/107 variables, 10/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/107 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 6/113 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/113 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 440/553 variables, 113/133 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/553 variables, 159/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/553 variables, 0/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 13/566 variables, 8/300 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 145/445 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/566 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 1/567 variables, 1/446 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/567 variables, 0/446 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/567 variables, 0/446 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 567/567 variables, and 446 constraints, problems are : Problem set: 0 solved, 1 unsolved in 579 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 121/121 constraints, ReadFeed: 305/305 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 897ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 326 ms.
Support contains 8 out of 121 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 121/121 places, 1236/1236 transitions.
Graph (trivial) has 82 edges and 121 vertex of which 10 / 121 are part of one of the 4 SCC in 0 ms
Free SCC test removed 6 places
Drop transitions (Empty/Sink Transition effects.) removed 18 transitions
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 21 transitions.
Graph (complete) has 652 edges and 115 vertex of which 112 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.3 ms
Discarding 3 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 6 rules applied. Total rules applied 8 place count 112 transition count 1207
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 12 place count 108 transition count 1207
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 5 Pre rules applied. Total rules applied 12 place count 108 transition count 1202
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 22 place count 103 transition count 1202
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: 11
Deduced a syphon composed of 11 places in 2 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 2 with 22 rules applied. Total rules applied 44 place count 92 transition count 1191
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 46 place count 92 transition count 1189
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -12
Deduced a syphon composed of 6 places in 2 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 3 with 12 rules applied. Total rules applied 58 place count 86 transition count 1201
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 3 with 9 rules applied. Total rules applied 67 place count 86 transition count 1192
Drop transitions (Redundant composition of simpler transitions.) removed 84 transitions
Redundant transition composition rules discarded 84 transitions
Iterating global reduction 4 with 84 rules applied. Total rules applied 151 place count 86 transition count 1108
Discarding 2 places :
Implicit places reduction removed 2 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 4 with 5 rules applied. Total rules applied 156 place count 84 transition count 1105
Reduce places removed 3 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 5 with 4 rules applied. Total rules applied 160 place count 81 transition count 1104
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 161 place count 80 transition count 1104
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 2 Pre rules applied. Total rules applied 161 place count 80 transition count 1102
Deduced a syphon composed of 2 places in 1 ms
Ensure Unique test removed 1 places
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 7 with 5 rules applied. Total rules applied 166 place count 77 transition count 1102
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 7 with 4 rules applied. Total rules applied 170 place count 75 transition count 1100
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 7 with 1 rules applied. Total rules applied 171 place count 75 transition count 1099
Free-agglomeration rule applied 9 times.
Iterating global reduction 7 with 9 rules applied. Total rules applied 180 place count 75 transition count 1090
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 7 with 9 rules applied. Total rules applied 189 place count 66 transition count 1090
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 8 with 1 rules applied. Total rules applied 190 place count 66 transition count 1152
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 191 place count 65 transition count 1152
Applied a total of 191 rules in 914 ms. Remains 65 /121 variables (removed 56) and now considering 1152/1236 (removed 84) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 914 ms. Remains : 65/121 places, 1152/1236 transitions.
RANDOM walk for 40000 steps (8 resets) in 867 ms. (46 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 60 ms. (655 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 352114 steps, run timeout after 3001 ms. (steps per millisecond=117 ) properties seen :0 out of 1
Probabilistic random walk after 352114 steps, saw 74453 distinct states, run finished after 3001 ms. (steps per millisecond=117 ) properties seen :0
[2026-05-26 21:27:51] [INFO ] Flow matrix only has 260 transitions (discarded 892 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4119894301733782804.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16292847093035972878.kers'
[2026-05-26 21:27:51] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4119894301733782804.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16292847093035972878.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 260 rows 64 cols 1842 entries
Finished phase 1 with 49 SingleSign rule and 0 generalized
[2026-05-26 21:27:51] [INFO ] Computed 16 invariants in 1 ms
Computed 16 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-16292847093035972878.kers
Total runtime 2 ms.
[2026-05-26 21:27:51] [INFO ] State equation strengthened by 213 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 29/37 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/37 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 21/58 variables, 9/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/58 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 252/310 variables, 58/74 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/310 variables, 115/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/310 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 15/325 variables, 7/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/325 variables, 98/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/325 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/325 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 325/325 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 241 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 65/65 constraints, ReadFeed: 213/213 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 29/37 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/37 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 21/58 variables, 9/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/58 variables, 2/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/58 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 252/310 variables, 58/76 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/310 variables, 115/191 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/310 variables, 0/191 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 15/325 variables, 7/198 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/325 variables, 98/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/325 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/325 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 325/325 variables, and 296 constraints, problems are : Problem set: 0 solved, 1 unsolved in 501 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 65/65 constraints, ReadFeed: 213/213 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 761ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 297 ms.
Support contains 8 out of 65 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65/65 places, 1152/1152 transitions.
Applied a total of 0 rules in 207 ms. Remains 65 /65 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 207 ms. Remains : 65/65 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65/65 places, 1152/1152 transitions.
Applied a total of 0 rules in 181 ms. Remains 65 /65 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-26 21:27:53] [INFO ] Flow matrix only has 260 transitions (discarded 892 similar events)
[2026-05-26 21:27:53] [INFO ] Invariant cache hit.
[2026-05-26 21:27:53] [INFO ] Implicit Places using invariants in 116 ms returned [52]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 141 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 64/65 places, 1152/1152 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 176 transitions
Redundant transition composition rules discarded 176 transitions
Iterating global reduction 0 with 176 rules applied. Total rules applied 176 place count 64 transition count 976
Free-agglomeration rule applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 178 place count 64 transition count 974
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 180 place count 62 transition count 974
Partial Free-agglomeration rule applied 6 times.
Drop transitions (Partial Free agglomeration) removed 6 transitions
Iterating global reduction 1 with 6 rules applied. Total rules applied 186 place count 62 transition count 974
Applied a total of 186 rules in 401 ms. Remains 62 /64 variables (removed 2) and now considering 974/1152 (removed 178) transitions.
[2026-05-26 21:27:53] [INFO ] Flow matrix only has 214 transitions (discarded 760 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10535872378298521347.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-434491026529269665.kers'
[2026-05-26 21:27:53] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10535872378298521347.kers, --Pflows, --basisKERS=/tmp/petrispot-output-434491026529269665.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 214 rows 62 cols 1454 entries
Finished phase 1 with 47 SingleSign rule and 0 generalized
[2026-05-26 21:27:53] [INFO ] Computed 15 invariants in 1 ms
Computed 15 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-434491026529269665.kers
Total runtime 2 ms.
[2026-05-26 21:27:53] [INFO ] Implicit Places using invariants in 133 ms returned []
[2026-05-26 21:27:53] [INFO ] Flow matrix only has 214 transitions (discarded 760 similar events)
[2026-05-26 21:27:53] [INFO ] Invariant cache hit.
[2026-05-26 21:27:53] [INFO ] State equation strengthened by 161 read => feed constraints.
[2026-05-26 21:27:54] [INFO ] Implicit Places using invariants and state equation in 333 ms returned []
Implicit Place search using SMT with State Equation took 473 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 62/65 places, 974/1152 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1202 ms. Remains : 62/65 places, 974/1152 transitions.
RANDOM walk for 40000 steps (8 resets) in 743 ms. (53 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 57 ms. (689 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 420964 steps, run timeout after 3001 ms. (steps per millisecond=140 ) properties seen :0 out of 1
Probabilistic random walk after 420964 steps, saw 78068 distinct states, run finished after 3001 ms. (steps per millisecond=140 ) properties seen :0
[2026-05-26 21:27:57] [INFO ] Flow matrix only has 214 transitions (discarded 760 similar events)
[2026-05-26 21:27:57] [INFO ] Invariant cache hit.
[2026-05-26 21:27:57] [INFO ] State equation strengthened by 161 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 27/35 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/35 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 20/55 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/55 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 206/261 variables, 55/70 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/261 variables, 85/155 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/261 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 15/276 variables, 7/162 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/276 variables, 76/238 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/276 variables, 0/238 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/276 variables, 0/238 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 276/276 variables, and 238 constraints, problems are : Problem set: 0 solved, 1 unsolved in 232 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 62/62 constraints, ReadFeed: 161/161 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 27/35 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/35 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 20/55 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/55 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 206/261 variables, 55/70 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/261 variables, 85/155 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/261 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 15/276 variables, 7/162 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/276 variables, 76/238 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/276 variables, 0/238 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/276 variables, 0/238 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 276/276 variables, and 238 constraints, problems are : Problem set: 0 solved, 1 unsolved in 292 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 62/62 constraints, ReadFeed: 161/161 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 538ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 213 ms.
Support contains 8 out of 62 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 974/974 transitions.
Applied a total of 0 rules in 153 ms. Remains 62 /62 variables (removed 0) and now considering 974/974 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 154 ms. Remains : 62/62 places, 974/974 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 974/974 transitions.
Applied a total of 0 rules in 153 ms. Remains 62 /62 variables (removed 0) and now considering 974/974 (removed 0) transitions.
[2026-05-26 21:27:58] [INFO ] Flow matrix only has 214 transitions (discarded 760 similar events)
[2026-05-26 21:27:58] [INFO ] Invariant cache hit.
[2026-05-26 21:27:58] [INFO ] Implicit Places using invariants in 133 ms returned []
[2026-05-26 21:27:58] [INFO ] Flow matrix only has 214 transitions (discarded 760 similar events)
[2026-05-26 21:27:58] [INFO ] Invariant cache hit.
[2026-05-26 21:27:58] [INFO ] State equation strengthened by 161 read => feed constraints.
[2026-05-26 21:27:58] [INFO ] Implicit Places using invariants and state equation in 387 ms returned []
Implicit Place search using SMT with State Equation took 522 ms to find 0 implicit places.
[2026-05-26 21:27:59] [INFO ] Redundant transitions in 50 ms returned [110]
Found 1 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
Running 971 sub problems to find dead transitions.
[2026-05-26 21:27:59] [INFO ] Flow matrix only has 213 transitions (discarded 760 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17218311360053406163.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11953058265810479769.kers'
[2026-05-26 21:27:59] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17218311360053406163.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11953058265810479769.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 213 rows 62 cols 1450 entries
Finished phase 1 with 47 SingleSign rule and 0 generalized
[2026-05-26 21:27:59] [INFO ] Computed 15 invariants in 1 ms
Computed 15 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-11953058265810479769.kers
Total runtime 2 ms.
[2026-05-26 21:27:59] [INFO ] State equation strengthened by 161 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/61 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 971 unsolved
At refinement iteration 1 (OVERLAPS) 1/62 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 971 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/62 variables, 3/18 constraints. Problems are: Problem set: 0 solved, 971 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/62 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 971 unsolved
At refinement iteration 4 (OVERLAPS) 213/275 variables, 62/80 constraints. Problems are: Problem set: 0 solved, 971 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/275 variables, 161/241 constraints. Problems are: Problem set: 0 solved, 971 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 275/275 variables, and 241 constraints, problems are : Problem set: 0 solved, 971 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 62/62 constraints, ReadFeed: 161/161 constraints, PredecessorRefiner: 971/65 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 971 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/61 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 971 unsolved
At refinement iteration 1 (OVERLAPS) 1/62 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 971 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/62 variables, 3/18 constraints. Problems are: Problem set: 0 solved, 971 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/62 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 971 unsolved
At refinement iteration 4 (OVERLAPS) 213/275 variables, 62/80 constraints. Problems are: Problem set: 0 solved, 971 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/275 variables, 161/241 constraints. Problems are: Problem set: 0 solved, 971 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/275 variables, 65/306 constraints. Problems are: Problem set: 0 solved, 971 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/275 variables, 1/307 constraints. Problems are: Problem set: 0 solved, 971 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 275/275 variables, and 307 constraints, problems are : Problem set: 0 solved, 971 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 62/62 constraints, ReadFeed: 161/161 constraints, PredecessorRefiner: 971/65 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61013ms problems are : Problem set: 0 solved, 971 unsolved
Search for dead transitions found 0 dead transitions in 61016ms
Starting structural reductions in REACHABILITY mode, iteration 1 : 62/62 places, 973/974 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 61 transition count 972
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 61 transition count 971
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 61 transition count 970
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 5 place count 60 transition count 968
Iterating global reduction 1 with 1 rules applied. Total rules applied 6 place count 60 transition count 968
Free-agglomeration rule applied 1 times.
Iterating global reduction 1 with 1 rules applied. Total rules applied 7 place count 60 transition count 967
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 8 place count 59 transition count 967
Applied a total of 8 rules in 489 ms. Remains 59 /62 variables (removed 3) and now considering 967/973 (removed 6) transitions.
[2026-05-26 21:29:00] [INFO ] Flow matrix only has 207 transitions (discarded 760 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1192229183838517084.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11504059547459285419.kers'
[2026-05-26 21:29:00] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1192229183838517084.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11504059547459285419.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 207 rows 58 cols 1414 entries
Finished phase 1 with 44 SingleSign rule and 0 generalized
[2026-05-26 21:29:00] [INFO ] Computed 15 invariants in 2 ms
Computed 15 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-11504059547459285419.kers
Total runtime 3 ms.
[2026-05-26 21:29:00] [INFO ] Implicit Places using invariants in 157 ms returned [16]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 172 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 58/62 places, 967/974 transitions.
Applied a total of 0 rules in 144 ms. Remains 58 /58 variables (removed 0) and now considering 967/967 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 3 iterations and 62557 ms. Remains : 58/62 places, 967/974 transitions.
RANDOM walk for 40000 steps (8 resets) in 966 ms. (41 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 52 ms. (754 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 444750 steps, run timeout after 3001 ms. (steps per millisecond=148 ) properties seen :0 out of 1
Probabilistic random walk after 444750 steps, saw 64346 distinct states, run finished after 3001 ms. (steps per millisecond=148 ) properties seen :0
[2026-05-26 21:29:04] [INFO ] Flow matrix only has 207 transitions (discarded 760 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-74458070459747778.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14179208521399489166.kers'
[2026-05-26 21:29:04] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-74458070459747778.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14179208521399489166.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 207 rows 58 cols 1414 entries
Finished phase 1 with 44 SingleSign rule and 0 generalized
[2026-05-26 21:29:04] [INFO ] Computed 14 invariants in 1 ms
Computed 14 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-14179208521399489166.kers
Total runtime 1 ms.
[2026-05-26 21:29:04] [INFO ] State equation strengthened by 159 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 26/34 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/34 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 17/51 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/51 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 198/249 variables, 51/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/249 variables, 82/147 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/249 variables, 0/147 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 16/265 variables, 7/154 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/265 variables, 77/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/265 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/265 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 265/265 variables, and 231 constraints, problems are : Problem set: 0 solved, 1 unsolved in 216 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 58/58 constraints, ReadFeed: 159/159 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 26/34 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/34 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 17/51 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/51 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 198/249 variables, 51/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/249 variables, 82/148 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/249 variables, 0/148 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 16/265 variables, 7/155 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/265 variables, 77/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/265 variables, 0/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/265 variables, 0/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 265/265 variables, and 232 constraints, problems are : Problem set: 0 solved, 1 unsolved in 287 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 58/58 constraints, ReadFeed: 159/159 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 515ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 229 ms.
Support contains 8 out of 58 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 58/58 places, 967/967 transitions.
Applied a total of 0 rules in 155 ms. Remains 58 /58 variables (removed 0) and now considering 967/967 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 155 ms. Remains : 58/58 places, 967/967 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 58/58 places, 967/967 transitions.
Applied a total of 0 rules in 153 ms. Remains 58 /58 variables (removed 0) and now considering 967/967 (removed 0) transitions.
[2026-05-26 21:29:05] [INFO ] Flow matrix only has 207 transitions (discarded 760 similar events)
[2026-05-26 21:29:05] [INFO ] Invariant cache hit.
[2026-05-26 21:29:05] [INFO ] Implicit Places using invariants in 153 ms returned []
[2026-05-26 21:29:05] [INFO ] Flow matrix only has 207 transitions (discarded 760 similar events)
[2026-05-26 21:29:05] [INFO ] Invariant cache hit.
[2026-05-26 21:29:05] [INFO ] State equation strengthened by 159 read => feed constraints.
[2026-05-26 21:29:05] [INFO ] Implicit Places using invariants and state equation in 331 ms returned []
Implicit Place search using SMT with State Equation took 486 ms to find 0 implicit places.
[2026-05-26 21:29:05] [INFO ] Redundant transitions in 48 ms returned []
Running 965 sub problems to find dead transitions.
[2026-05-26 21:29:05] [INFO ] Flow matrix only has 207 transitions (discarded 760 similar events)
[2026-05-26 21:29:05] [INFO ] Invariant cache hit.
[2026-05-26 21:29:05] [INFO ] State equation strengthened by 159 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/57 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 965 unsolved
At refinement iteration 1 (OVERLAPS) 1/58 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 965 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/58 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 965 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/58 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 965 unsolved
At refinement iteration 4 (OVERLAPS) 207/265 variables, 58/73 constraints. Problems are: Problem set: 0 solved, 965 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/265 variables, 159/232 constraints. Problems are: Problem set: 0 solved, 965 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 265/265 variables, and 232 constraints, problems are : Problem set: 0 solved, 965 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 58/58 constraints, ReadFeed: 159/159 constraints, PredecessorRefiner: 965/59 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 965 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/57 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 965 unsolved
At refinement iteration 1 (OVERLAPS) 1/58 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 965 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/58 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 965 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/58 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 965 unsolved
At refinement iteration 4 (OVERLAPS) 207/265 variables, 58/73 constraints. Problems are: Problem set: 0 solved, 965 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/265 variables, 159/232 constraints. Problems are: Problem set: 0 solved, 965 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/265 variables, 59/291 constraints. Problems are: Problem set: 0 solved, 965 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 265/265 variables, and 291 constraints, problems are : Problem set: 0 solved, 965 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 58/58 constraints, ReadFeed: 159/159 constraints, PredecessorRefiner: 965/59 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61291ms problems are : Problem set: 0 solved, 965 unsolved
Search for dead transitions found 0 dead transitions in 61295ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61993 ms. Remains : 58/58 places, 967/967 transitions.
Knowledge based reduction with 2 factoid took 85 ms. Reduced automaton from 4 states, 5 edges and 1 AP (stutter sensitive) to 4 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 162 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Knowledge-based reduction took 144391 ms.
Stuttering acceptance computed with spot in 146 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 146 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 1357 ms.
Product exploration explored 100000 steps with 0 reset in 918 ms.
Spot run failed in 57 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/autstates.py", line 2, in
import spot
ModuleNotFoundError: No module named 'spot'
java.io.IOException
at fr.lip6.move.gal.application.runner.spot.SpotRunner.computeForwardClosedSI(SpotRunner.java:551)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.treatPartialPOR(LTLPropertySolver.java:419)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:280)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:217)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:66)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:849)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
Built C files in :
/tmp/ltsmin2328255260901951868
[2026-05-26 21:30:09] [INFO ] Built C files in 23ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2328255260901951868
Running compilation step : cd /tmp/ltsmin2328255260901951868;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin2328255260901951868;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin2328255260901951868;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 8 out of 121 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 121/121 places, 1236/1236 transitions.
Applied a total of 0 rules in 8 ms. Remains 121 /121 variables (removed 0) and now considering 1236/1236 (removed 0) transitions.
[2026-05-26 21:30:13] [INFO ] Flow matrix only has 446 transitions (discarded 790 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10868747272888346488.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14616932161789847566.kers'
[2026-05-26 21:30:13] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10868747272888346488.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14616932161789847566.kers]
Normalized transition count is 445 out of 446 initially.
Culled 0 columns in 1 ms.
// Phase 1: matrix 445 rows 121 cols 3427 entries
Finished phase 1 with 100 SingleSign rule and 1 generalized
[2026-05-26 21:30:13] [INFO ] Computed 20 invariants in 9 ms
Computed 20 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-14616932161789847566.kers
Total runtime 11 ms.
[2026-05-26 21:30:13] [INFO ] Implicit Places using invariants in 249 ms returned []
[2026-05-26 21:30:13] [INFO ] Flow matrix only has 446 transitions (discarded 790 similar events)
[2026-05-26 21:30:13] [INFO ] Invariant cache hit.
[2026-05-26 21:30:13] [INFO ] State equation strengthened by 305 read => feed constraints.
[2026-05-26 21:30:13] [INFO ] Implicit Places using invariants and state equation in 732 ms returned []
Implicit Place search using SMT with State Equation took 983 ms to find 0 implicit places.
Running 1235 sub problems to find dead transitions.
[2026-05-26 21:30:14] [INFO ] Flow matrix only has 446 transitions (discarded 790 similar events)
[2026-05-26 21:30:14] [INFO ] Invariant cache hit.
[2026-05-26 21:30:14] [INFO ] State equation strengthened by 305 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/120 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1235 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/120 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1235 unsolved
At refinement iteration 2 (OVERLAPS) 1/121 variables, 18/20 constraints. Problems are: Problem set: 0 solved, 1235 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 3 (INCLUDED_ONLY) 0/121 variables, 5/25 constraints. Problems are: Problem set: 0 solved, 1235 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 121/567 variables, and 25 constraints, problems are : Problem set: 0 solved, 1235 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/121 constraints, ReadFeed: 0/305 constraints, PredecessorRefiner: 1235/148 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1235 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/120 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1235 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/120 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1235 unsolved
At refinement iteration 2 (OVERLAPS) 1/121 variables, 18/20 constraints. Problems are: Problem set: 0 solved, 1235 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/121 variables, 5/25 constraints. Problems are: Problem set: 0 solved, 1235 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/121 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 1235 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 121/567 variables, and 26 constraints, problems are : Problem set: 0 solved, 1235 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/121 constraints, ReadFeed: 0/305 constraints, PredecessorRefiner: 1087/148 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61543ms problems are : Problem set: 0 solved, 1235 unsolved
Search for dead transitions found 0 dead transitions in 61550ms
Finished structural reductions in LTL mode , in 1 iterations and 62548 ms. Remains : 121/121 places, 1236/1236 transitions.
Built C files in :
/tmp/ltsmin1433694388727530298
[2026-05-26 21:31:15] [INFO ] Built C files in 23ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin1433694388727530298
Running compilation step : cd /tmp/ltsmin1433694388727530298;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin1433694388727530298;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin1433694388727530298;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2026-05-26 21:31:18] [INFO ] Flatten gal took : 83 ms
[2026-05-26 21:31:18] [INFO ] Flatten gal took : 86 ms
[2026-05-26 21:31:18] [INFO ] Time to serialize gal into /tmp/LTL13625595761290147037.gal : 16 ms
[2026-05-26 21:31:18] [INFO ] Time to serialize properties into /tmp/LTL17558480526773431131.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL13625595761290147037.gal' '-t' 'CGAL' '-hoa' '/tmp/aut14249568441098808370.hoa' '-atoms' '/tmp/LTL17558480526773431131.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...320
Loading property file /tmp/LTL17558480526773431131.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut14249568441098808370.hoa
Detected timeout of ITS tools.
[2026-05-26 21:31:34] [INFO ] Flatten gal took : 80 ms
[2026-05-26 21:31:34] [INFO ] Flatten gal took : 106 ms
[2026-05-26 21:31:34] [INFO ] Time to serialize gal into /tmp/LTL12252000780355333110.gal : 17 ms
[2026-05-26 21:31:34] [INFO ] Time to serialize properties into /tmp/LTL4994570961219228017.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL12252000780355333110.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL4994570961219228017.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((X(X(G("((((p16==0)||(p19==0))||((p41==0)||(p58==0)))||(((p87==0)||(p103==0))||((p113==0)||(p146==0))))")))))
Formula 0 simplified : XXF!"((((p16==0)||(p19==0))||((p41==0)||(p58==0)))||(((p87==0)||(p103==0))||((p113==0)||(p146==0))))"
Detected timeout of ITS tools.
[2026-05-26 21:31:49] [INFO ] Flatten gal took : 96 ms
[2026-05-26 21:31:49] [INFO ] Applying decomposition
[2026-05-26 21:31:49] [INFO ] Flatten gal took : 79 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph8773633403334969034.txt' '-o' '/tmp/graph8773633403334969034.bin' '-w' '/tmp/graph8773633403334969034.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph8773633403334969034.bin' '-l' '-1' '-v' '-w' '/tmp/graph8773633403334969034.weights' '-q' '0' '-e' '0.001'
[2026-05-26 21:31:49] [INFO ] Decomposing Gal with order
[2026-05-26 21:31:49] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-26 21:31:50] [INFO ] Removed a total of 6152 redundant transitions.
[2026-05-26 21:31:50] [INFO ] Flatten gal took : 282 ms
[2026-05-26 21:31:50] [INFO ] Fuse similar labels procedure discarded/fused a total of 36 labels/synchronizations in 49 ms.
[2026-05-26 21:31:50] [INFO ] Time to serialize gal into /tmp/LTL4190574503270510586.gal : 5 ms
[2026-05-26 21:31:50] [INFO ] Time to serialize properties into /tmp/LTL674563246962144814.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL4190574503270510586.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL674563246962144814.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...253
Read 1 LTL properties
Checking formula 0 : !((X(X(G("((((i13.u5.p16==0)||(i13.u7.p19==0))||((i6.u10.p41==0)||(i6.u10.p58==0)))||(((i3.u18.p87==0)||(i3.u21.p103==0))||((i13.u5.p1...185
Formula 0 simplified : XXF!"((((i13.u5.p16==0)||(i13.u7.p19==0))||((i6.u10.p41==0)||(i6.u10.p58==0)))||(((i3.u18.p87==0)||(i3.u21.p103==0))||((i13.u5.p113=...177
Reverse transition relation is NOT exact ! Due to transitions t19, t52, t71, t74, t77, t111, t120, t1737, t1754, t1755, t1756, t1758, t1767, t1768, u11.t50...583
Detected timeout of ITS tools.
Treatment of property EnergyBus-PT-none-LTLFireability-09 finished in 406809 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((G(p1)&&p0)))'
Support contains 11 out of 128 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 128/128 places, 1783/1783 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 123 transition count 1365
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 123 transition count 1365
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 11 place count 123 transition count 1364
Applied a total of 11 rules in 20 ms. Remains 123 /128 variables (removed 5) and now considering 1364/1783 (removed 419) transitions.
[2026-05-26 21:32:05] [INFO ] Flow matrix only has 478 transitions (discarded 886 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14383379263735062445.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10968905902887325257.kers'
[2026-05-26 21:32:05] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14383379263735062445.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10968905902887325257.kers]
Normalized transition count is 477 out of 478 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 477 rows 123 cols 3754 entries
Finished phase 1 with 101 SingleSign rule and 1 generalized
[2026-05-26 21:32:05] [INFO ] Computed 21 invariants in 4 ms
Computed 21 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-10968905902887325257.kers
Total runtime 7 ms.
[2026-05-26 21:32:05] [INFO ] Implicit Places using invariants in 207 ms returned []
[2026-05-26 21:32:05] [INFO ] Flow matrix only has 478 transitions (discarded 886 similar events)
[2026-05-26 21:32:05] [INFO ] Invariant cache hit.
[2026-05-26 21:32:05] [INFO ] State equation strengthened by 337 read => feed constraints.
[2026-05-26 21:32:06] [INFO ] Implicit Places using invariants and state equation in 1061 ms returned [95]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1273 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 122/128 places, 1364/1783 transitions.
Applied a total of 0 rules in 7 ms. Remains 122 /122 variables (removed 0) and now considering 1364/1364 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1300 ms. Remains : 122/128 places, 1364/1783 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((G(p1)&&p0)))'
Stuttering acceptance computed with spot in 169 ms :[true, (OR (NOT p0) (NOT p1)), (NOT p1), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : EnergyBus-PT-none-LTLFireability-12
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA EnergyBus-PT-none-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property EnergyBus-PT-none-LTLFireability-12 finished in 1525 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)||X(F(p1))))))'
Support contains 13 out of 128 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 128/128 places, 1783/1783 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 121 transition count 1125
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 121 transition count 1125
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 15 place count 121 transition count 1124
Applied a total of 15 rules in 17 ms. Remains 121 /128 variables (removed 7) and now considering 1124/1783 (removed 659) transitions.
[2026-05-26 21:32:06] [INFO ] Flow matrix only has 418 transitions (discarded 706 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6349041500744018020.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6613524121454009495.kers'
[2026-05-26 21:32:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6349041500744018020.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6613524121454009495.kers]
Normalized transition count is 417 out of 418 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 417 rows 121 cols 3154 entries
Finished phase 1 with 99 SingleSign rule and 1 generalized
[2026-05-26 21:32:06] [INFO ] Computed 21 invariants in 5 ms
Computed 21 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-6613524121454009495.kers
Total runtime 7 ms.
[2026-05-26 21:32:06] [INFO ] Implicit Places using invariants in 220 ms returned []
[2026-05-26 21:32:06] [INFO ] Flow matrix only has 418 transitions (discarded 706 similar events)
[2026-05-26 21:32:06] [INFO ] Invariant cache hit.
[2026-05-26 21:32:07] [INFO ] State equation strengthened by 277 read => feed constraints.
[2026-05-26 21:32:07] [INFO ] Implicit Places using invariants and state equation in 792 ms returned [93]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1015 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 120/128 places, 1124/1783 transitions.
Applied a total of 0 rules in 5 ms. Remains 120 /120 variables (removed 0) and now considering 1124/1124 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1040 ms. Remains : 120/128 places, 1124/1783 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)||X(F(p1))))))'
Stuttering acceptance computed with spot in 202 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : EnergyBus-PT-none-LTLFireability-14
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA EnergyBus-PT-none-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property EnergyBus-PT-none-LTLFireability-14 finished in 1283 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((F((X(!p0)&&F(!p1)))&&F((p2&&X(X(p2)))))||G((F(!p1)&&F(!p0))))))'
Support contains 13 out of 128 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 128/128 places, 1783/1783 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 123 transition count 1239
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 123 transition count 1239
Applied a total of 10 rules in 16 ms. Remains 123 /128 variables (removed 5) and now considering 1239/1783 (removed 544) transitions.
[2026-05-26 21:32:08] [INFO ] Flow matrix only has 449 transitions (discarded 790 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5642227050946626976.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2683834844755175311.kers'
[2026-05-26 21:32:08] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5642227050946626976.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2683834844755175311.kers]
Normalized transition count is 448 out of 449 initially.
Culled 0 columns in 1 ms.
// Phase 1: matrix 448 rows 123 cols 3440 entries
Finished phase 1 with 101 SingleSign rule and 1 generalized
[2026-05-26 21:32:08] [INFO ] Computed 21 invariants in 6 ms
Computed 21 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-2683834844755175311.kers
Total runtime 8 ms.
[2026-05-26 21:32:08] [INFO ] Implicit Places using invariants in 246 ms returned []
[2026-05-26 21:32:08] [INFO ] Flow matrix only has 449 transitions (discarded 790 similar events)
[2026-05-26 21:32:08] [INFO ] Invariant cache hit.
[2026-05-26 21:32:08] [INFO ] State equation strengthened by 305 read => feed constraints.
[2026-05-26 21:32:09] [INFO ] Implicit Places using invariants and state equation in 870 ms returned [95]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1121 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 122/128 places, 1239/1783 transitions.
Applied a total of 0 rules in 7 ms. Remains 122 /122 variables (removed 0) and now considering 1239/1239 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1147 ms. Remains : 122/128 places, 1239/1783 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((G((F(p0)&&F(p1)))||(F((X(p1)&&F(p0)))&&F((p2&&X(X(p2))))))))'
Stuttering acceptance computed with spot in 918 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p1), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p2) (NOT p0)), (NOT p1), (AND (NOT p2) (NOT p1)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p1)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p1)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p1))]
Running random walk in product with property : EnergyBus-PT-none-LTLFireability-15
Product exploration explored 100000 steps with 25052 reset in 5410 ms.
Product exploration explored 100000 steps with 25048 reset in 4956 ms.
Computed a total of 2 stabilizing places and 2 stable transitions
Computed a total of 2 stabilizing places and 2 stable transitions
Knowledge based reduction with 11 factoid took 288 ms. Reduced automaton from 17 states, 41 edges and 3 AP (stutter sensitive) to 14 states, 32 edges and 3 AP (stutter sensitive).
RANDOM walk for 40000 steps (8 resets) in 731 ms. (54 steps per ms) remains 6/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 272 ms. (146 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 103 ms. (384 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 100 ms. (396 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 109 ms. (363 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 110 ms. (360 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 97 ms. (408 steps per ms) remains 6/6 properties
[2026-05-26 21:32:21] [INFO ] Flow matrix only has 449 transitions (discarded 790 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8554749442391409007.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1789505423191274736.kers'
[2026-05-26 21:32:21] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8554749442391409007.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1789505423191274736.kers]
Normalized transition count is 448 out of 449 initially.
Culled 0 columns in 1 ms.
// Phase 1: matrix 448 rows 122 cols 3433 entries
Finished phase 1 with 101 SingleSign rule and 1 generalized
[2026-05-26 21:32:21] [INFO ] Computed 20 invariants in 4 ms
Computed 20 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-1789505423191274736.kers
Total runtime 11 ms.
[2026-05-26 21:32:21] [INFO ] State equation strengthened by 305 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Problem apf1 is UNSAT
Problem apf4 is UNSAT
At refinement iteration 1 (OVERLAPS) 62/75 variables, 8/8 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/8 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 33/108 variables, 10/18 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/108 variables, 0/18 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 6/114 variables, 2/20 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/114 variables, 0/20 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 443/557 variables, 114/134 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/557 variables, 159/293 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/557 variables, 0/293 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 10 (OVERLAPS) 13/570 variables, 8/301 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/570 variables, 145/446 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/570 variables, 0/446 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 1/571 variables, 1/447 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/571 variables, 0/447 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 15 (OVERLAPS) 0/571 variables, 0/447 constraints. Problems are: Problem set: 2 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 571/571 variables, and 447 constraints, problems are : Problem set: 2 solved, 4 unsolved in 2039 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 122/122 constraints, ReadFeed: 305/305 constraints, PredecessorRefiner: 6/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 62/75 variables, 8/8 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/8 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 33/108 variables, 10/18 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/108 variables, 1/19 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/108 variables, 0/19 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 6/114 variables, 2/21 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/114 variables, 0/21 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 443/557 variables, 114/135 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/557 variables, 159/294 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/557 variables, 0/294 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 13/570 variables, 8/302 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/570 variables, 145/447 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/570 variables, 0/447 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 14 (OVERLAPS) 1/571 variables, 1/448 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/571 variables, 0/448 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 16 (OVERLAPS) 0/571 variables, 0/448 constraints. Problems are: Problem set: 2 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 571/571 variables, and 448 constraints, problems are : Problem set: 2 solved, 4 unsolved in 2060 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 122/122 constraints, ReadFeed: 305/305 constraints, PredecessorRefiner: 4/0 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4157ms problems are : Problem set: 2 solved, 4 unsolved
Fused 4 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 1333 ms.
Support contains 13 out of 122 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 122/122 places, 1239/1239 transitions.
Graph (trivial) has 78 edges and 122 vertex of which 12 / 122 are part of one of the 5 SCC in 0 ms
Free SCC test removed 7 places
Drop transitions (Empty/Sink Transition effects.) removed 20 transitions
Ensure Unique test removed 273 transitions
Reduce isomorphic transitions removed 293 transitions.
Graph (complete) has 633 edges and 115 vertex of which 112 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.1 ms
Discarding 3 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 6 rules applied. Total rules applied 8 place count 112 transition count 938
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 12 place count 108 transition count 938
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 12 place count 108 transition count 934
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 20 place count 104 transition count 934
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: 11
Deduced a syphon composed of 11 places in 1 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 2 with 22 rules applied. Total rules applied 42 place count 93 transition count 923
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 44 place count 93 transition count 921
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: -8
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 3 with 10 rules applied. Total rules applied 54 place count 88 transition count 929
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 3 with 7 rules applied. Total rules applied 61 place count 88 transition count 922
Drop transitions (Redundant composition of simpler transitions.) removed 63 transitions
Redundant transition composition rules discarded 63 transitions
Iterating global reduction 4 with 63 rules applied. Total rules applied 124 place count 88 transition count 859
Discarding 2 places :
Implicit places reduction removed 2 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 4 with 4 rules applied. Total rules applied 128 place count 86 transition count 857
Reduce places removed 2 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 5 with 3 rules applied. Total rules applied 131 place count 84 transition count 856
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 132 place count 83 transition count 856
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 2 Pre rules applied. Total rules applied 132 place count 83 transition count 854
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 7 with 4 rules applied. Total rules applied 136 place count 81 transition count 854
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 7 with 4 rules applied. Total rules applied 140 place count 79 transition count 852
Free-agglomeration rule applied 9 times.
Iterating global reduction 7 with 9 rules applied. Total rules applied 149 place count 79 transition count 843
Reduce places removed 9 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 7 with 10 rules applied. Total rules applied 159 place count 70 transition count 842
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 8 with 1 rules applied. Total rules applied 160 place count 70 transition count 841
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 8 with 1 rules applied. Total rules applied 161 place count 70 transition count 887
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 162 place count 69 transition count 887
Applied a total of 162 rules in 438 ms. Remains 69 /122 variables (removed 53) and now considering 887/1239 (removed 352) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 438 ms. Remains : 69/122 places, 887/1239 transitions.
RANDOM walk for 40000 steps (8 resets) in 760 ms. (52 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 68 ms. (579 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (8 resets) in 69 ms. (571 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 77 ms. (512 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 78 ms. (506 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 199954 steps, run timeout after 3001 ms. (steps per millisecond=66 ) properties seen :0 out of 4
Probabilistic random walk after 199954 steps, saw 106579 distinct states, run finished after 3001 ms. (steps per millisecond=66 ) properties seen :0
[2026-05-26 21:32:30] [INFO ] Flow matrix only has 263 transitions (discarded 624 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2243062190052081309.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6420173931726573643.kers'
[2026-05-26 21:32:30] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2243062190052081309.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6420173931726573643.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 263 rows 68 cols 2220 entries
Finished phase 1 with 51 SingleSign rule and 1 generalized
[2026-05-26 21:32:30] [INFO ] Computed 17 invariants in 2 ms
Computed 17 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-6420173931726573643.kers
Total runtime 3 ms.
[2026-05-26 21:32:30] [INFO ] State equation strengthened by 212 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 28/41 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 21/62 variables, 9/16 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/62 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 1/63 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/63 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 258/321 variables, 63/80 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/321 variables, 116/196 constraints. Problems are: Problem set: 0 solved, 4 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/321 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (OVERLAPS) 11/332 variables, 6/202 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/332 variables, 96/298 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/332 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 0/332 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 332/332 variables, and 298 constraints, problems are : Problem set: 0 solved, 4 unsolved in 499 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 69/69 constraints, ReadFeed: 212/212 constraints, PredecessorRefiner: 4/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 28/41 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 21/62 variables, 9/16 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/62 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 1/63 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/63 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 258/321 variables, 63/80 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/321 variables, 116/196 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/321 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (OVERLAPS) 11/332 variables, 6/202 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/332 variables, 96/298 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/332 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 0/332 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 332/332 variables, and 298 constraints, problems are : Problem set: 0 solved, 4 unsolved in 686 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 69/69 constraints, ReadFeed: 212/212 constraints, PredecessorRefiner: 4/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1204ms problems are : Problem set: 0 solved, 4 unsolved
Fused 4 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 1018 ms.
Support contains 13 out of 69 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 69/69 places, 887/887 transitions.
Applied a total of 0 rules in 77 ms. Remains 69 /69 variables (removed 0) and now considering 887/887 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 77 ms. Remains : 69/69 places, 887/887 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 69/69 places, 887/887 transitions.
Applied a total of 0 rules in 76 ms. Remains 69 /69 variables (removed 0) and now considering 887/887 (removed 0) transitions.
[2026-05-26 21:32:32] [INFO ] Flow matrix only has 263 transitions (discarded 624 similar events)
[2026-05-26 21:32:32] [INFO ] Invariant cache hit.
[2026-05-26 21:32:33] [INFO ] Implicit Places using invariants in 154 ms returned [56]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 156 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 68/69 places, 887/887 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 132 transitions
Redundant transition composition rules discarded 132 transitions
Iterating global reduction 0 with 132 rules applied. Total rules applied 132 place count 68 transition count 755
Free-agglomeration rule applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 134 place count 68 transition count 753
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 136 place count 66 transition count 753
Partial Free-agglomeration rule applied 6 times.
Drop transitions (Partial Free agglomeration) removed 6 transitions
Iterating global reduction 1 with 6 rules applied. Total rules applied 142 place count 66 transition count 753
Applied a total of 142 rules in 222 ms. Remains 66 /68 variables (removed 2) and now considering 753/887 (removed 134) transitions.
[2026-05-26 21:32:33] [INFO ] Flow matrix only has 217 transitions (discarded 536 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8889732439328492521.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4148204305765629799.kers'
[2026-05-26 21:32:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8889732439328492521.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4148204305765629799.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 217 rows 66 cols 1744 entries
Finished phase 1 with 49 SingleSign rule and 1 generalized
[2026-05-26 21:32:33] [INFO ] Computed 16 invariants in 1 ms
Computed 16 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-4148204305765629799.kers
Total runtime 2 ms.
[2026-05-26 21:32:33] [INFO ] Implicit Places using invariants in 166 ms returned []
[2026-05-26 21:32:33] [INFO ] Flow matrix only has 217 transitions (discarded 536 similar events)
[2026-05-26 21:32:33] [INFO ] Invariant cache hit.
[2026-05-26 21:32:33] [INFO ] State equation strengthened by 160 read => feed constraints.
[2026-05-26 21:32:34] [INFO ] Implicit Places using invariants and state equation in 553 ms returned []
Implicit Place search using SMT with State Equation took 731 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 66/69 places, 753/887 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1186 ms. Remains : 66/69 places, 753/887 transitions.
RANDOM walk for 40000 steps (8 resets) in 913 ms. (43 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 73 ms. (540 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 80 ms. (493 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 70 ms. (563 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 72 ms. (547 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 226026 steps, run timeout after 3001 ms. (steps per millisecond=75 ) properties seen :0 out of 4
Probabilistic random walk after 226026 steps, saw 119809 distinct states, run finished after 3006 ms. (steps per millisecond=75 ) properties seen :0
[2026-05-26 21:32:37] [INFO ] Flow matrix only has 217 transitions (discarded 536 similar events)
[2026-05-26 21:32:37] [INFO ] Invariant cache hit.
[2026-05-26 21:32:37] [INFO ] State equation strengthened by 160 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 26/39 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/39 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 20/59 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/59 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 1/60 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/60 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 212/272 variables, 60/76 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/272 variables, 86/162 constraints. Problems are: Problem set: 0 solved, 4 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/272 variables, 0/162 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (OVERLAPS) 11/283 variables, 6/168 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/283 variables, 74/242 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/283 variables, 0/242 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 0/283 variables, 0/242 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 283/283 variables, and 242 constraints, problems are : Problem set: 0 solved, 4 unsolved in 581 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 160/160 constraints, PredecessorRefiner: 4/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 26/39 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/39 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 20/59 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/59 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/59 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 1/60 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/60 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 212/272 variables, 60/77 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/272 variables, 86/163 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 0/163 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 11/283 variables, 6/169 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/283 variables, 74/243 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/283 variables, 0/243 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (OVERLAPS) 0/283 variables, 0/243 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 283/283 variables, and 243 constraints, problems are : Problem set: 0 solved, 4 unsolved in 846 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 160/160 constraints, PredecessorRefiner: 4/0 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1439ms problems are : Problem set: 0 solved, 4 unsolved
Fused 4 Parikh solutions to 2 different solutions.
Parikh walk visited 2 properties in 518 ms.
Support contains 9 out of 66 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 66/66 places, 753/753 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 66 transition count 752
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 65 transition count 752
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 64 transition count 692
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 64 transition count 692
Free-agglomeration rule applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 5 place count 64 transition count 691
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 6 place count 63 transition count 691
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 7 place count 63 transition count 690
Applied a total of 7 rules in 175 ms. Remains 63 /66 variables (removed 3) and now considering 690/753 (removed 63) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 175 ms. Remains : 63/66 places, 690/753 transitions.
RANDOM walk for 40000 steps (8 resets) in 732 ms. (54 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 54 ms. (727 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 54 ms. (727 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 350538 steps, run timeout after 3001 ms. (steps per millisecond=116 ) properties seen :0 out of 2
Probabilistic random walk after 350538 steps, saw 171997 distinct states, run finished after 3001 ms. (steps per millisecond=116 ) properties seen :0
[2026-05-26 21:32:42] [INFO ] Flow matrix only has 202 transitions (discarded 488 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15696055102455723413.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14655603604888825764.kers'
[2026-05-26 21:32:42] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15696055102455723413.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14655603604888825764.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 202 rows 63 cols 1356 entries
Finished phase 1 with 46 SingleSign rule and 1 generalized
[2026-05-26 21:32:42] [INFO ] Computed 16 invariants in 3 ms
Computed 16 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-14655603604888825764.kers
Total runtime 6 ms.
[2026-05-26 21:32:42] [INFO ] State equation strengthened by 148 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 27/36 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/36 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 20/56 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/56 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 1/57 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/57 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 197/254 variables, 57/73 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/254 variables, 80/153 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/254 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 11/265 variables, 6/159 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/265 variables, 68/227 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/265 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 0/265 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 265/265 variables, and 227 constraints, problems are : Problem set: 0 solved, 2 unsolved in 318 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 63/63 constraints, ReadFeed: 148/148 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 27/36 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/36 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 20/56 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/56 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/56 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 1/57 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/57 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 197/254 variables, 57/74 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/254 variables, 80/154 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/254 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 11/265 variables, 6/160 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/265 variables, 68/228 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/265 variables, 0/228 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 0/265 variables, 0/228 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 265/265 variables, and 228 constraints, problems are : Problem set: 0 solved, 2 unsolved in 388 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 63/63 constraints, ReadFeed: 148/148 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 732ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 284 ms.
Support contains 9 out of 63 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 63/63 places, 690/690 transitions.
Applied a total of 0 rules in 82 ms. Remains 63 /63 variables (removed 0) and now considering 690/690 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 83 ms. Remains : 63/63 places, 690/690 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 63/63 places, 690/690 transitions.
Applied a total of 0 rules in 81 ms. Remains 63 /63 variables (removed 0) and now considering 690/690 (removed 0) transitions.
[2026-05-26 21:32:44] [INFO ] Flow matrix only has 202 transitions (discarded 488 similar events)
[2026-05-26 21:32:44] [INFO ] Invariant cache hit.
[2026-05-26 21:32:44] [INFO ] Implicit Places using invariants in 495 ms returned [25]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 498 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 62/63 places, 690/690 transitions.
Applied a total of 0 rules in 59 ms. Remains 62 /62 variables (removed 0) and now considering 690/690 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 639 ms. Remains : 62/63 places, 690/690 transitions.
RANDOM walk for 40000 steps (8 resets) in 540 ms. (73 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 56 ms. (701 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 46 ms. (851 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 353151 steps, run timeout after 3001 ms. (steps per millisecond=117 ) properties seen :0 out of 2
Probabilistic random walk after 353151 steps, saw 172874 distinct states, run finished after 3001 ms. (steps per millisecond=117 ) properties seen :0
[2026-05-26 21:32:47] [INFO ] Flow matrix only has 202 transitions (discarded 488 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9105263603475539066.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16505178295362381218.kers'
[2026-05-26 21:32:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9105263603475539066.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16505178295362381218.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 202 rows 62 cols 1352 entries
Finished phase 1 with 47 SingleSign rule and 0 generalized
[2026-05-26 21:32:47] [INFO ] Computed 15 invariants in 1 ms
Computed 15 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-16505178295362381218.kers
Total runtime 2 ms.
[2026-05-26 21:32:47] [INFO ] State equation strengthened by 148 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 27/36 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/36 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 20/56 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/56 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/56 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 197/253 variables, 56/72 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/253 variables, 80/152 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/253 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 11/264 variables, 6/158 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/264 variables, 68/226 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/264 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 0/264 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 264/264 variables, and 226 constraints, problems are : Problem set: 0 solved, 2 unsolved in 351 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 62/62 constraints, ReadFeed: 148/148 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 27/36 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/36 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 20/56 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/56 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/56 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 197/253 variables, 56/72 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/253 variables, 80/152 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/253 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 11/264 variables, 6/158 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/264 variables, 68/226 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/264 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 0/264 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 264/264 variables, and 226 constraints, problems are : Problem set: 0 solved, 2 unsolved in 340 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 62/62 constraints, ReadFeed: 148/148 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 714ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 288 ms.
Support contains 9 out of 62 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 690/690 transitions.
Applied a total of 0 rules in 75 ms. Remains 62 /62 variables (removed 0) and now considering 690/690 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 76 ms. Remains : 62/62 places, 690/690 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 690/690 transitions.
Applied a total of 0 rules in 81 ms. Remains 62 /62 variables (removed 0) and now considering 690/690 (removed 0) transitions.
[2026-05-26 21:32:49] [INFO ] Flow matrix only has 202 transitions (discarded 488 similar events)
[2026-05-26 21:32:49] [INFO ] Invariant cache hit.
[2026-05-26 21:32:49] [INFO ] Implicit Places using invariants in 157 ms returned []
[2026-05-26 21:32:49] [INFO ] Flow matrix only has 202 transitions (discarded 488 similar events)
[2026-05-26 21:32:49] [INFO ] Invariant cache hit.
[2026-05-26 21:32:49] [INFO ] State equation strengthened by 148 read => feed constraints.
[2026-05-26 21:32:49] [INFO ] Implicit Places using invariants and state equation in 425 ms returned []
Implicit Place search using SMT with State Equation took 584 ms to find 0 implicit places.
[2026-05-26 21:32:49] [INFO ] Redundant transitions in 29 ms returned [90]
Found 1 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
Running 687 sub problems to find dead transitions.
[2026-05-26 21:32:49] [INFO ] Flow matrix only has 201 transitions (discarded 488 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9467741411385143568.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3573272282450120486.kers'
[2026-05-26 21:32:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9467741411385143568.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3573272282450120486.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 201 rows 62 cols 1348 entries
Finished phase 1 with 47 SingleSign rule and 0 generalized
[2026-05-26 21:32:49] [INFO ] Computed 15 invariants in 1 ms
Computed 15 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-3573272282450120486.kers
Total runtime 2 ms.
[2026-05-26 21:32:49] [INFO ] State equation strengthened by 148 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/61 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 687 unsolved
At refinement iteration 1 (OVERLAPS) 1/62 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 687 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/62 variables, 4/19 constraints. Problems are: Problem set: 0 solved, 687 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/62 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 687 unsolved
At refinement iteration 4 (OVERLAPS) 201/263 variables, 62/81 constraints. Problems are: Problem set: 0 solved, 687 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/263 variables, 148/229 constraints. Problems are: Problem set: 0 solved, 687 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 6 (INCLUDED_ONLY) 0/263 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 687 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 263/263 variables, and 229 constraints, problems are : Problem set: 0 solved, 687 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 62/62 constraints, ReadFeed: 148/148 constraints, PredecessorRefiner: 687/70 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 687 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/61 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 687 unsolved
At refinement iteration 1 (OVERLAPS) 1/62 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 687 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/62 variables, 4/19 constraints. Problems are: Problem set: 0 solved, 687 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/62 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 687 unsolved
At refinement iteration 4 (OVERLAPS) 201/263 variables, 62/81 constraints. Problems are: Problem set: 0 solved, 687 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/263 variables, 148/229 constraints. Problems are: Problem set: 0 solved, 687 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/263 variables, 70/299 constraints. Problems are: Problem set: 0 solved, 687 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/263 variables, 1/300 constraints. Problems are: Problem set: 0 solved, 687 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 263/263 variables, and 300 constraints, problems are : Problem set: 0 solved, 687 unsolved in 30036 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 62/62 constraints, ReadFeed: 148/148 constraints, PredecessorRefiner: 687/70 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60745ms problems are : Problem set: 0 solved, 687 unsolved
Search for dead transitions found 0 dead transitions in 60748ms
Starting structural reductions in REACHABILITY mode, iteration 1 : 62/62 places, 689/690 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 61 transition count 688
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 61 transition count 687
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 61 transition count 686
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 5 place count 60 transition count 684
Iterating global reduction 1 with 1 rules applied. Total rules applied 6 place count 60 transition count 684
Free-agglomeration rule applied 1 times.
Iterating global reduction 1 with 1 rules applied. Total rules applied 7 place count 60 transition count 683
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 8 place count 59 transition count 683
Applied a total of 8 rules in 200 ms. Remains 59 /62 variables (removed 3) and now considering 683/689 (removed 6) transitions.
[2026-05-26 21:33:50] [INFO ] Flow matrix only has 195 transitions (discarded 488 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14863701244258106052.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4337008810471683858.kers'
[2026-05-26 21:33:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14863701244258106052.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4337008810471683858.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 195 rows 58 cols 1312 entries
Finished phase 1 with 44 SingleSign rule and 0 generalized
[2026-05-26 21:33:50] [INFO ] Computed 15 invariants in 2 ms
Computed 15 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-4337008810471683858.kers
Total runtime 4 ms.
[2026-05-26 21:33:50] [INFO ] Implicit Places using invariants in 300 ms returned [16]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 304 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 58/62 places, 683/690 transitions.
Applied a total of 0 rules in 61 ms. Remains 58 /58 variables (removed 0) and now considering 683/683 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 3 iterations and 62016 ms. Remains : 58/62 places, 683/690 transitions.
RANDOM walk for 40000 steps (8 resets) in 861 ms. (46 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 59 ms. (666 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (8 resets) in 64 ms. (615 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 410024 steps, run timeout after 3001 ms. (steps per millisecond=136 ) properties seen :0 out of 2
Probabilistic random walk after 410024 steps, saw 173664 distinct states, run finished after 3001 ms. (steps per millisecond=136 ) properties seen :0
[2026-05-26 21:33:54] [INFO ] Flow matrix only has 195 transitions (discarded 488 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1296991108230945709.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6728599983807089280.kers'
[2026-05-26 21:33:54] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1296991108230945709.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6728599983807089280.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 195 rows 58 cols 1312 entries
Finished phase 1 with 44 SingleSign rule and 0 generalized
[2026-05-26 21:33:54] [INFO ] Computed 14 invariants in 1 ms
Computed 14 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-6728599983807089280.kers
Total runtime 2 ms.
[2026-05-26 21:33:54] [INFO ] State equation strengthened by 146 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 26/35 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/35 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 17/52 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/52 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 189/241 variables, 52/66 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/241 variables, 77/143 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/241 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 12/253 variables, 6/149 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/253 variables, 69/218 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/253 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/253 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 253/253 variables, and 218 constraints, problems are : Problem set: 0 solved, 2 unsolved in 244 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 58/58 constraints, ReadFeed: 146/146 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 26/35 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/35 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 17/52 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/52 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 189/241 variables, 52/66 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/241 variables, 77/143 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/241 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 12/253 variables, 6/149 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/253 variables, 69/218 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/253 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/253 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 253/253 variables, and 218 constraints, problems are : Problem set: 0 solved, 2 unsolved in 421 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 58/58 constraints, ReadFeed: 146/146 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 695ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 217 ms.
Support contains 9 out of 58 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 58/58 places, 683/683 transitions.
Applied a total of 0 rules in 47 ms. Remains 58 /58 variables (removed 0) and now considering 683/683 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 47 ms. Remains : 58/58 places, 683/683 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 58/58 places, 683/683 transitions.
Applied a total of 0 rules in 46 ms. Remains 58 /58 variables (removed 0) and now considering 683/683 (removed 0) transitions.
[2026-05-26 21:33:55] [INFO ] Flow matrix only has 195 transitions (discarded 488 similar events)
[2026-05-26 21:33:55] [INFO ] Invariant cache hit.
[2026-05-26 21:33:55] [INFO ] Implicit Places using invariants in 133 ms returned []
[2026-05-26 21:33:55] [INFO ] Flow matrix only has 195 transitions (discarded 488 similar events)
[2026-05-26 21:33:55] [INFO ] Invariant cache hit.
[2026-05-26 21:33:55] [INFO ] State equation strengthened by 146 read => feed constraints.
[2026-05-26 21:33:55] [INFO ] Implicit Places using invariants and state equation in 413 ms returned []
Implicit Place search using SMT with State Equation took 548 ms to find 0 implicit places.
[2026-05-26 21:33:55] [INFO ] Redundant transitions in 15 ms returned []
Running 681 sub problems to find dead transitions.
[2026-05-26 21:33:55] [INFO ] Flow matrix only has 195 transitions (discarded 488 similar events)
[2026-05-26 21:33:55] [INFO ] Invariant cache hit.
[2026-05-26 21:33:55] [INFO ] State equation strengthened by 146 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/57 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 681 unsolved
At refinement iteration 1 (OVERLAPS) 1/58 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 681 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/58 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 681 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/58 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 681 unsolved
At refinement iteration 4 (OVERLAPS) 195/253 variables, 58/73 constraints. Problems are: Problem set: 0 solved, 681 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/253 variables, 146/219 constraints. Problems are: Problem set: 0 solved, 681 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 253/253 variables, and 219 constraints, problems are : Problem set: 0 solved, 681 unsolved in 30032 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 58/58 constraints, ReadFeed: 146/146 constraints, PredecessorRefiner: 681/64 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 681 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/57 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 681 unsolved
At refinement iteration 1 (OVERLAPS) 1/58 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 681 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/58 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 681 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/58 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 681 unsolved
At refinement iteration 4 (OVERLAPS) 195/253 variables, 58/73 constraints. Problems are: Problem set: 0 solved, 681 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/253 variables, 146/219 constraints. Problems are: Problem set: 0 solved, 681 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/253 variables, 64/283 constraints. Problems are: Problem set: 0 solved, 681 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/253 variables, 1/284 constraints. Problems are: Problem set: 0 solved, 681 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 253/253 variables, and 284 constraints, problems are : Problem set: 0 solved, 681 unsolved in 30041 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 58/58 constraints, ReadFeed: 146/146 constraints, PredecessorRefiner: 681/64 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60754ms problems are : Problem set: 0 solved, 681 unsolved
Search for dead transitions found 0 dead transitions in 60757ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61377 ms. Remains : 58/58 places, 683/683 transitions.
Found 2 invariant AP formulas.
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 13 factoid took 24 ms. Proved property starting from automaton with 14 states, 32 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 156095 ms.
FORMULA EnergyBus-PT-none-LTLFireability-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property EnergyBus-PT-none-LTLFireability-15 finished in 168641 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Spot run failed in 88 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/senseclsl.py", line 2, in
import spot, sys
ModuleNotFoundError: No module named 'spot'
Warning : SL/CL computation failed.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Spot run failed in 78 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/senseclsl.py", line 2, in
import spot, sys
ModuleNotFoundError: No module named 'spot'
Warning : SL/CL computation failed.
[2026-05-26 21:34:57] [INFO ] Flatten gal took : 179 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin14181601440137816901
[2026-05-26 21:34:57] [INFO ] Too many transitions (1783) to apply POR reductions. Disabling POR matrices.
[2026-05-26 21:34:57] [INFO ] Built C files in 102ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin14181601440137816901
Running compilation step : cd /tmp/ltsmin14181601440137816901;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '360' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
[2026-05-26 21:34:57] [INFO ] Applying decomposition
[2026-05-26 21:34:57] [INFO ] Flatten gal took : 119 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph3850311881169361694.txt' '-o' '/tmp/graph3850311881169361694.bin' '-w' '/tmp/graph3850311881169361694.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph3850311881169361694.bin' '-l' '-1' '-v' '-w' '/tmp/graph3850311881169361694.weights' '-q' '0' '-e' '0.001'
[2026-05-26 21:34:57] [INFO ] Decomposing Gal with order
[2026-05-26 21:34:57] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-26 21:34:58] [INFO ] Removed a total of 8111 redundant transitions.
[2026-05-26 21:34:58] [INFO ] Flatten gal took : 228 ms
[2026-05-26 21:34:58] [INFO ] Fuse similar labels procedure discarded/fused a total of 88 labels/synchronizations in 39 ms.
[2026-05-26 21:34:58] [INFO ] Time to serialize gal into /tmp/LTLFireability1789876791677314458.gal : 5 ms
[2026-05-26 21:34:58] [INFO ] Time to serialize properties into /tmp/LTLFireability13446200076901013414.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLFireability1789876791677314458.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability13446200076901013414.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 2 LTL properties
Checking formula 0 : !((X(X(G("((((i2.u5.p16==0)||(u22.p19==0))||((i2.u12.p41==0)||(i2.u12.p58==0)))||(((u22.p88==0)||(i0.u23.p108==0))||((i2.u5.p114==0)||...180
Formula 0 simplified : XXF!"((((i2.u5.p16==0)||(u22.p19==0))||((i2.u12.p41==0)||(i2.u12.p58==0)))||(((u22.p88==0)||(i0.u23.p108==0))||((i2.u5.p114==0)||(i5...172
Reverse transition relation is NOT exact ! Due to transitions t5, t19, t98, t111, t120, t257, t258, t289, t290, t322, t353, t561, t562, t593, t594, t626, t...795
Compilation finished in 10159 ms.
Running link step : cd /tmp/ltsmin14181601440137816901;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 91 ms.
Running LTSmin : cd /tmp/ltsmin14181601440137816901;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--ltl' 'X(X([]((LTLAPp0==true))))' '--buchi-type=spotba'
5 unique states visited
5 strongly connected components in search stack
5 transitions explored
5 items max in DFS search stack
1841 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,18.4775,373440,1,0,770007,5858,7694,1.02322e+06,770,40580,1601760
an accepting run exists (use option '-e' to print it)
Formula 0 is FALSE accepting run found.
FORMULA EnergyBus-PT-none-LTLFireability-04 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Checking formula 1 : !((X(X(G("((((i2.u5.p16==0)||(u22.p19==0))||((i2.u12.p41==0)||(i2.u12.p58==0)))||(((i2.u21.p87==0)||(i11.u11.p103==0))||((i2.u5.p113==...185
Formula 1 simplified : XXF!"((((i2.u5.p16==0)||(u22.p19==0))||((i2.u12.p41==0)||(i2.u12.p58==0)))||(((i2.u21.p87==0)||(i11.u11.p103==0))||((i2.u5.p113==0)|...177
5 unique states visited
5 strongly connected components in search stack
5 transitions explored
5 items max in DFS search stack
1340 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,31.8858,600084,1,0,1.22196e+06,6280,7748,1.71472e+06,772,47765,2545970
an accepting run exists (use option '-e' to print it)
Formula 1 is FALSE accepting run found.
FORMULA EnergyBus-PT-none-LTLFireability-09 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Total runtime 1588871 ms.

BK_STOP 1779831334070

--------------------
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="EnergyBus-PT-none"
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 EnergyBus-PT-none, 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 r114-smll-177955740500308"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/EnergyBus-PT-none.tgz
mv EnergyBus-PT-none 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 ;