Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2026-input.r194-tall-177969914400876.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is PhaseVariation-PT-D05CS010, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r194-tall-177969914400876
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 7.6K Mar 8 06:28 CTLCardinality.txt
-rw-r--r-- 1 mcc users 67K Mar 8 06:28 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.4K Mar 8 06:28 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K Mar 8 06:28 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.1K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.3K Mar 16 08:32 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Mar 16 08:32 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.6K Mar 16 08:33 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Mar 16 08:33 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.4K Mar 8 06:28 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 66K Mar 8 06:28 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 18K Mar 8 06:28 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 101K Mar 8 06:28 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Mar 16 08:33 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Mar 16 08:33 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 9 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 633K 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 PhaseVariation-PT-D05CS010-LTLFireability-00
FORMULA_NAME PhaseVariation-PT-D05CS010-LTLFireability-01
FORMULA_NAME PhaseVariation-PT-D05CS010-LTLFireability-02
FORMULA_NAME PhaseVariation-PT-D05CS010-LTLFireability-03
FORMULA_NAME PhaseVariation-PT-D05CS010-LTLFireability-04
FORMULA_NAME PhaseVariation-PT-D05CS010-LTLFireability-05
FORMULA_NAME PhaseVariation-PT-D05CS010-LTLFireability-06
FORMULA_NAME PhaseVariation-PT-D05CS010-LTLFireability-07
FORMULA_NAME PhaseVariation-PT-D05CS010-LTLFireability-08
FORMULA_NAME PhaseVariation-PT-D05CS010-LTLFireability-09
FORMULA_NAME PhaseVariation-PT-D05CS010-LTLFireability-10
FORMULA_NAME PhaseVariation-PT-D05CS010-LTLFireability-11
FORMULA_NAME PhaseVariation-PT-D05CS010-LTLFireability-12
FORMULA_NAME PhaseVariation-PT-D05CS010-LTLFireability-13
FORMULA_NAME PhaseVariation-PT-D05CS010-LTLFireability-14
FORMULA_NAME PhaseVariation-PT-D05CS010-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1779845612071

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=PhaseVariation-PT-D05CS010
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-27 01:33:33] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-27 01:33:33] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-27 01:33:33] [INFO ] Load time of PNML (sax parser for PT used): 115 ms
[2026-05-27 01:33:33] [INFO ] Transformed 77 places.
[2026-05-27 01:33:33] [INFO ] Transformed 677 transitions.
[2026-05-27 01:33:33] [INFO ] Parsed PT model containing 77 places and 677 transitions and 4685 arcs in 209 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 9 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 52 transitions.
Reduce places removed 1 places and 0 transitions.
FORMULA PhaseVariation-PT-D05CS010-LTLFireability-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PhaseVariation-PT-D05CS010-LTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PhaseVariation-PT-D05CS010-LTLFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 41 out of 74 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 74/74 places, 625/625 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 188 transitions
Redundant transition composition rules discarded 188 transitions
Iterating global reduction 0 with 188 rules applied. Total rules applied 188 place count 74 transition count 437
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 197 place count 68 transition count 434
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 199 place count 66 transition count 429
Iterating global reduction 1 with 2 rules applied. Total rules applied 201 place count 66 transition count 429
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 202 place count 66 transition count 428
Applied a total of 202 rules in 37 ms. Remains 66 /74 variables (removed 8) and now considering 428/625 (removed 197) transitions.
Running 417 sub problems to find dead transitions.
[2026-05-27 01:33:33] [INFO ] Flow matrix only has 44 transitions (discarded 384 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13694559813488558367.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-395169791927107089.kers'
[2026-05-27 01:33:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13694559813488558367.kers, --Pflows, --basisKERS=/tmp/petrispot-output-395169791927107089.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 44 rows 65 cols 127 entries
Finished phase 1 with 43 SingleSign rule and 1 generalized
[2026-05-27 01:33:33] [INFO ] Computed 22 invariants in 0 ms
Computed 22 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-395169791927107089.kers
Total runtime 1 ms.
[2026-05-27 01:33:33] [INFO ] State equation strengthened by 33 read => feed constraints.
Problem TDEAD0 is UNSAT
Problem TDEAD1 is UNSAT
Problem TDEAD2 is UNSAT
Problem TDEAD3 is UNSAT
Problem TDEAD4 is UNSAT
Problem TDEAD5 is UNSAT
Problem TDEAD6 is UNSAT
Problem TDEAD7 is UNSAT
Problem TDEAD8 is UNSAT
Problem TDEAD9 is UNSAT
Problem TDEAD10 is UNSAT
Problem TDEAD11 is UNSAT
Problem TDEAD12 is UNSAT
Problem TDEAD13 is UNSAT
Problem TDEAD14 is UNSAT
Problem TDEAD15 is UNSAT
Problem TDEAD16 is UNSAT
Problem TDEAD17 is UNSAT
Problem TDEAD18 is UNSAT
Problem TDEAD19 is UNSAT
Problem TDEAD20 is UNSAT
Problem TDEAD21 is UNSAT
Problem TDEAD22 is UNSAT
Problem TDEAD23 is UNSAT
Problem TDEAD24 is UNSAT
Problem TDEAD25 is UNSAT
Problem TDEAD26 is UNSAT
Problem TDEAD27 is UNSAT
Problem TDEAD28 is UNSAT
Problem TDEAD29 is UNSAT
Problem TDEAD30 is UNSAT
Problem TDEAD31 is UNSAT
Problem TDEAD32 is UNSAT
Problem TDEAD33 is UNSAT
Problem TDEAD34 is UNSAT
Problem TDEAD35 is UNSAT
Problem TDEAD36 is UNSAT
Problem TDEAD37 is UNSAT
Problem TDEAD38 is UNSAT
Problem TDEAD39 is UNSAT
Problem TDEAD40 is UNSAT
Problem TDEAD41 is UNSAT
Problem TDEAD42 is UNSAT
Problem TDEAD43 is UNSAT
Problem TDEAD44 is UNSAT
Problem TDEAD45 is UNSAT
Problem TDEAD46 is UNSAT
Problem TDEAD47 is UNSAT
Problem TDEAD48 is UNSAT
Problem TDEAD49 is UNSAT
Problem TDEAD50 is UNSAT
Problem TDEAD51 is UNSAT
Problem TDEAD52 is UNSAT
Problem TDEAD53 is UNSAT
Problem TDEAD54 is UNSAT
Problem TDEAD55 is UNSAT
Problem TDEAD56 is UNSAT
Problem TDEAD57 is UNSAT
Problem TDEAD58 is UNSAT
Problem TDEAD59 is UNSAT
Problem TDEAD60 is UNSAT
Problem TDEAD61 is UNSAT
Problem TDEAD62 is UNSAT
Problem TDEAD63 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 16/16 constraints. Problems are: Problem set: 64 solved, 353 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/16 constraints. Problems are: Problem set: 64 solved, 353 unsolved
At refinement iteration 2 (OVERLAPS) 5/64 variables, 5/21 constraints. Problems are: Problem set: 64 solved, 353 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/64 variables, 0/21 constraints. Problems are: Problem set: 64 solved, 353 unsolved
At refinement iteration 4 (OVERLAPS) 2/66 variables, 1/22 constraints. Problems are: Problem set: 64 solved, 353 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 0/22 constraints. Problems are: Problem set: 64 solved, 353 unsolved
At refinement iteration 6 (OVERLAPS) 44/110 variables, 66/88 constraints. Problems are: Problem set: 64 solved, 353 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/110 variables, 33/121 constraints. Problems are: Problem set: 64 solved, 353 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/110 variables, 0/121 constraints. Problems are: Problem set: 64 solved, 353 unsolved
At refinement iteration 9 (OVERLAPS) 0/110 variables, 0/121 constraints. Problems are: Problem set: 64 solved, 353 unsolved
No progress, stopping.
After SMT solving in domain Real declared 110/110 variables, and 121 constraints, problems are : Problem set: 64 solved, 353 unsolved in 9302 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 417/417 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 64 solved, 353 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 16/16 constraints. Problems are: Problem set: 64 solved, 353 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/16 constraints. Problems are: Problem set: 64 solved, 353 unsolved
At refinement iteration 2 (OVERLAPS) 5/64 variables, 5/21 constraints. Problems are: Problem set: 64 solved, 353 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/64 variables, 0/21 constraints. Problems are: Problem set: 64 solved, 353 unsolved
At refinement iteration 4 (OVERLAPS) 2/66 variables, 1/22 constraints. Problems are: Problem set: 64 solved, 353 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 0/22 constraints. Problems are: Problem set: 64 solved, 353 unsolved
At refinement iteration 6 (OVERLAPS) 44/110 variables, 66/88 constraints. Problems are: Problem set: 64 solved, 353 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/110 variables, 33/121 constraints. Problems are: Problem set: 64 solved, 353 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/110 variables, 353/474 constraints. Problems are: Problem set: 64 solved, 353 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/110 variables, 0/474 constraints. Problems are: Problem set: 64 solved, 353 unsolved
At refinement iteration 10 (OVERLAPS) 0/110 variables, 0/474 constraints. Problems are: Problem set: 64 solved, 353 unsolved
No progress, stopping.
After SMT solving in domain Int declared 110/110 variables, and 474 constraints, problems are : Problem set: 64 solved, 353 unsolved in 12563 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 353/417 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 22058ms problems are : Problem set: 64 solved, 353 unsolved
Search for dead transitions found 64 dead transitions in 22081ms
Found 64 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 64 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 64 transitions.
[2026-05-27 01:33:55] [INFO ] Flow matrix only has 44 transitions (discarded 320 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9907078449802937321.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10015100345453069164.kers'
[2026-05-27 01:33:55] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9907078449802937321.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10015100345453069164.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 44 rows 65 cols 127 entries
Finished phase 1 with 43 SingleSign rule and 1 generalized
[2026-05-27 01:33:55] [INFO ] Computed 22 invariants in 0 ms
Computed 22 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-10015100345453069164.kers
Total runtime 1 ms.
[2026-05-27 01:33:55] [INFO ] Implicit Places using invariants in 57 ms returned []
[2026-05-27 01:33:55] [INFO ] Flow matrix only has 44 transitions (discarded 320 similar events)
[2026-05-27 01:33:55] [INFO ] Invariant cache hit.
[2026-05-27 01:33:55] [INFO ] State equation strengthened by 33 read => feed constraints.
[2026-05-27 01:33:55] [INFO ] Implicit Places using invariants and state equation in 83 ms returned []
Implicit Place search using SMT with State Equation took 144 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 66/74 places, 364/625 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 65 transition count 358
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 65 transition count 358
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 12 place count 65 transition count 348
Applied a total of 12 rules in 5 ms. Remains 65 /66 variables (removed 1) and now considering 348/364 (removed 16) transitions.
[2026-05-27 01:33:55] [INFO ] Flow matrix only has 43 transitions (discarded 305 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8641050819498746804.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4543307106969388942.kers'
[2026-05-27 01:33:55] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8641050819498746804.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4543307106969388942.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 43 rows 63 cols 123 entries
Finished phase 1 with 41 SingleSign rule and 2 generalized
[2026-05-27 01:33:55] [INFO ] Computed 22 invariants in 0 ms
Computed 22 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-4543307106969388942.kers
Total runtime 0 ms.
[2026-05-27 01:33:56] [INFO ] Implicit Places using invariants in 42 ms returned []
[2026-05-27 01:33:56] [INFO ] Flow matrix only has 43 transitions (discarded 305 similar events)
[2026-05-27 01:33:56] [INFO ] Invariant cache hit.
[2026-05-27 01:33:56] [INFO ] State equation strengthened by 32 read => feed constraints.
[2026-05-27 01:33:56] [INFO ] Implicit Places using invariants and state equation in 84 ms returned []
Implicit Place search using SMT with State Equation took 128 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 65/74 places, 348/625 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 22457 ms. Remains : 65/74 places, 348/625 transitions.
Starting structural reductions in LTL mode, iteration 0 : 65/65 places, 348/348 transitions.
Applied a total of 0 rules in 2 ms. Remains 65 /65 variables (removed 0) and now considering 348/348 (removed 0) transitions.
Running 337 sub problems to find dead transitions.
[2026-05-27 01:33:56] [INFO ] Flow matrix only has 43 transitions (discarded 305 similar events)
[2026-05-27 01:33:56] [INFO ] Invariant cache hit.
[2026-05-27 01:33:56] [INFO ] State equation strengthened by 32 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/58 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 337 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/58 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 337 unsolved
At refinement iteration 2 (OVERLAPS) 5/63 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 337 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/63 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 337 unsolved
At refinement iteration 4 (OVERLAPS) 2/65 variables, 1/22 constraints. Problems are: Problem set: 0 solved, 337 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/65 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 337 unsolved
At refinement iteration 6 (OVERLAPS) 43/108 variables, 65/87 constraints. Problems are: Problem set: 0 solved, 337 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/108 variables, 32/119 constraints. Problems are: Problem set: 0 solved, 337 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/108 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 337 unsolved
At refinement iteration 9 (OVERLAPS) 0/108 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 337 unsolved
No progress, stopping.
After SMT solving in domain Real declared 108/108 variables, and 119 constraints, problems are : Problem set: 0 solved, 337 unsolved in 9590 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 337/337 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 337 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/58 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 337 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/58 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 337 unsolved
At refinement iteration 2 (OVERLAPS) 5/63 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 337 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/63 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 337 unsolved
At refinement iteration 4 (OVERLAPS) 2/65 variables, 1/22 constraints. Problems are: Problem set: 0 solved, 337 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/65 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 337 unsolved
At refinement iteration 6 (OVERLAPS) 43/108 variables, 65/87 constraints. Problems are: Problem set: 0 solved, 337 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/108 variables, 32/119 constraints. Problems are: Problem set: 0 solved, 337 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/108 variables, 337/456 constraints. Problems are: Problem set: 0 solved, 337 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/108 variables, 0/456 constraints. Problems are: Problem set: 0 solved, 337 unsolved
At refinement iteration 10 (OVERLAPS) 0/108 variables, 0/456 constraints. Problems are: Problem set: 0 solved, 337 unsolved
No progress, stopping.
After SMT solving in domain Int declared 108/108 variables, and 456 constraints, problems are : Problem set: 0 solved, 337 unsolved in 10474 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 337/337 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 20107ms problems are : Problem set: 0 solved, 337 unsolved
Search for dead transitions found 0 dead transitions in 20110ms
[2026-05-27 01:34:16] [INFO ] Flow matrix only has 43 transitions (discarded 305 similar events)
[2026-05-27 01:34:16] [INFO ] Invariant cache hit.
[2026-05-27 01:34:16] [INFO ] Implicit Places using invariants in 43 ms returned []
[2026-05-27 01:34:16] [INFO ] Flow matrix only has 43 transitions (discarded 305 similar events)
[2026-05-27 01:34:16] [INFO ] Invariant cache hit.
[2026-05-27 01:34:16] [INFO ] State equation strengthened by 32 read => feed constraints.
[2026-05-27 01:34:16] [INFO ] Implicit Places using invariants and state equation in 69 ms returned []
Implicit Place search using SMT with State Equation took 113 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 20227 ms. Remains : 65/65 places, 348/348 transitions.
Support contains 41 out of 65 places after structural reductions.
[2026-05-27 01:34:16] [INFO ] Flatten gal took : 64 ms
[2026-05-27 01:34:16] [INFO ] Flatten gal took : 28 ms
[2026-05-27 01:34:16] [INFO ] Input system was already deterministic with 348 transitions.
Support contains 40 out of 65 places (down from 41) after GAL structural reductions.
Reduction of identical properties reduced properties to check from 27 to 26
RANDOM walk for 40000 steps (1903 resets) in 1002 ms. (39 steps per ms) remains 2/26 properties
BEST_FIRST walk for 40003 steps (98 resets) in 145 ms. (273 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (96 resets) in 148 ms. (268 steps per ms) remains 2/2 properties
[2026-05-27 01:34:17] [INFO ] Flow matrix only has 43 transitions (discarded 305 similar events)
[2026-05-27 01:34:17] [INFO ] Invariant cache hit.
[2026-05-27 01:34:17] [INFO ] State equation strengthened by 32 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem AtomicPropp9 is UNSAT
Problem AtomicPropp26 is UNSAT
After SMT solving in domain Real declared 7/108 variables, and 2 constraints, problems are : Problem set: 2 solved, 0 unsolved in 126 ms.
Refiners :[Positive P Invariants (semi-flows): 2/21 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/65 constraints, ReadFeed: 0/32 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 130ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
FORMULA PhaseVariation-PT-D05CS010-LTLFireability-08 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 2 atomic propositions for a total of 12 simplifications.
FORMULA PhaseVariation-PT-D05CS010-LTLFireability-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 65 stabilizing places and 348 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 65 transition count 348
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(F(p0))||(X(!p1)&&F(!p0))))'
Support contains 5 out of 65 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 65/65 places, 348/348 transitions.
Discarding 18 places :
Symmetric choice reduction at 0 with 18 rule applications. Total rules 18 place count 47 transition count 200
Iterating global reduction 0 with 18 rules applied. Total rules applied 36 place count 47 transition count 200
Ensure Unique test removed 83 transitions
Reduce isomorphic transitions removed 83 transitions.
Iterating post reduction 0 with 83 rules applied. Total rules applied 119 place count 47 transition count 117
Applied a total of 119 rules in 4 ms. Remains 47 /65 variables (removed 18) and now considering 117/348 (removed 231) transitions.
Running 111 sub problems to find dead transitions.
[2026-05-27 01:34:17] [INFO ] Flow matrix only has 25 transitions (discarded 92 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4016680906578426477.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14504721770394353142.kers'
[2026-05-27 01:34:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4016680906578426477.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14504721770394353142.kers]
Culling duplicate invariants (modulo rational): removing 19 columns.
Culled 19 columns in 0 ms.
// Phase 1: matrix 25 rows 28 cols 53 entries
Finished phase 1 with 6 SingleSign rule and 19 generalized
[2026-05-27 01:34:17] [INFO ] Computed 22 invariants in 0 ms
Computed 22 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-14504721770394353142.kers
Total runtime 0 ms.
[2026-05-27 01:34:17] [INFO ] State equation strengthened by 19 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 2 (OVERLAPS) 5/46 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/46 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 4 (OVERLAPS) 1/47 variables, 1/22 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/47 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 6 (OVERLAPS) 25/72 variables, 47/69 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/72 variables, 19/88 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/72 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 9 (OVERLAPS) 0/72 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 111 unsolved
No progress, stopping.
After SMT solving in domain Real declared 72/72 variables, and 88 constraints, problems are : Problem set: 0 solved, 111 unsolved in 2143 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 47/47 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 111/111 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 111 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 2 (OVERLAPS) 5/46 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/46 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 4 (OVERLAPS) 1/47 variables, 1/22 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/47 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 6 (OVERLAPS) 25/72 variables, 47/69 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/72 variables, 19/88 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/72 variables, 111/199 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/72 variables, 0/199 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 10 (OVERLAPS) 0/72 variables, 0/199 constraints. Problems are: Problem set: 0 solved, 111 unsolved
No progress, stopping.
After SMT solving in domain Int declared 72/72 variables, and 199 constraints, problems are : Problem set: 0 solved, 111 unsolved in 2252 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 47/47 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 111/111 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4408ms problems are : Problem set: 0 solved, 111 unsolved
Search for dead transitions found 0 dead transitions in 4409ms
[2026-05-27 01:34:22] [INFO ] Flow matrix only has 25 transitions (discarded 92 similar events)
[2026-05-27 01:34:22] [INFO ] Invariant cache hit.
[2026-05-27 01:34:22] [INFO ] Implicit Places using invariants in 46 ms returned []
[2026-05-27 01:34:22] [INFO ] Flow matrix only has 25 transitions (discarded 92 similar events)
[2026-05-27 01:34:22] [INFO ] Invariant cache hit.
[2026-05-27 01:34:22] [INFO ] State equation strengthened by 19 read => feed constraints.
[2026-05-27 01:34:22] [INFO ] Implicit Places using invariants and state equation in 68 ms returned []
Implicit Place search using SMT with State Equation took 121 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 47/65 places, 117/348 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4535 ms. Remains : 47/65 places, 117/348 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(F(p0))||(X(p1)&&F(!p0))))'
Stuttering acceptance computed with spot in 214 ms :[(AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : PhaseVariation-PT-D05CS010-LTLFireability-00
Product exploration explored 100000 steps with 50000 reset in 237 ms.
Product exploration explored 100000 steps with 50000 reset in 166 ms.
Computed a total of 47 stabilizing places and 117 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 47 transition count 117
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 6 factoid took 27 ms. Proved property starting from automaton with 3 states, 3 edges and 2 AP (stutter sensitive
Knowledge-based reduction took 92 ms.
FORMULA PhaseVariation-PT-D05CS010-LTLFireability-00 TRUE TECHNIQUES KNOWLEDGE
Treatment of property PhaseVariation-PT-D05CS010-LTLFireability-00 finished in 5326 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0||X((X(X(p2))&&G(p3)&&p1)))))'
Support contains 7 out of 65 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 65/65 places, 348/348 transitions.
Discarding 16 places :
Symmetric choice reduction at 0 with 16 rule applications. Total rules 16 place count 49 transition count 203
Iterating global reduction 0 with 16 rules applied. Total rules applied 32 place count 49 transition count 203
Ensure Unique test removed 89 transitions
Reduce isomorphic transitions removed 89 transitions.
Iterating post reduction 0 with 89 rules applied. Total rules applied 121 place count 49 transition count 114
Applied a total of 121 rules in 3 ms. Remains 49 /65 variables (removed 16) and now considering 114/348 (removed 234) transitions.
Running 105 sub problems to find dead transitions.
[2026-05-27 01:34:22] [INFO ] Flow matrix only has 27 transitions (discarded 87 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15237976867251840101.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13023102281328345830.kers'
[2026-05-27 01:34:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15237976867251840101.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13023102281328345830.kers]
Culling duplicate invariants (modulo rational): removing 18 columns.
Culled 18 columns in 0 ms.
// Phase 1: matrix 27 rows 31 cols 59 entries
Finished phase 1 with 9 SingleSign rule and 18 generalized
[2026-05-27 01:34:22] [INFO ] Computed 22 invariants in 0 ms
Computed 22 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-13023102281328345830.kers
Total runtime 3 ms.
[2026-05-27 01:34:22] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 2 (OVERLAPS) 5/47 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/47 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 4 (OVERLAPS) 2/49 variables, 1/22 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/49 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 6 (OVERLAPS) 27/76 variables, 49/71 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/76 variables, 18/89 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/76 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 9 (OVERLAPS) 0/76 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 105 unsolved
No progress, stopping.
After SMT solving in domain Real declared 76/76 variables, and 89 constraints, problems are : Problem set: 0 solved, 105 unsolved in 2007 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 49/49 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 105/105 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 105 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 2 (OVERLAPS) 5/47 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/47 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 4 (OVERLAPS) 2/49 variables, 1/22 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/49 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 6 (OVERLAPS) 27/76 variables, 49/71 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/76 variables, 18/89 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/76 variables, 105/194 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/76 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 10 (OVERLAPS) 0/76 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 105 unsolved
No progress, stopping.
After SMT solving in domain Int declared 76/76 variables, and 194 constraints, problems are : Problem set: 0 solved, 105 unsolved in 2194 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 49/49 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 105/105 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4218ms problems are : Problem set: 0 solved, 105 unsolved
Search for dead transitions found 0 dead transitions in 4218ms
[2026-05-27 01:34:27] [INFO ] Flow matrix only has 27 transitions (discarded 87 similar events)
[2026-05-27 01:34:27] [INFO ] Invariant cache hit.
[2026-05-27 01:34:27] [INFO ] Implicit Places using invariants in 48 ms returned []
[2026-05-27 01:34:27] [INFO ] Flow matrix only has 27 transitions (discarded 87 similar events)
[2026-05-27 01:34:27] [INFO ] Invariant cache hit.
[2026-05-27 01:34:27] [INFO ] State equation strengthened by 18 read => feed constraints.
[2026-05-27 01:34:27] [INFO ] Implicit Places using invariants and state equation in 62 ms returned []
Implicit Place search using SMT with State Equation took 115 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 49/65 places, 114/348 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4338 ms. Remains : 49/65 places, 114/348 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X((X(X(p1))&&G(p2)&&p0))||p3)))'
Stuttering acceptance computed with spot in 346 ms :[true, (OR (AND (NOT p0) (NOT p3)) (AND (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p3))), (OR (AND (NOT p0) (NOT p3)) (AND (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p3))), (OR (NOT p0) (NOT p2) (NOT p1)), (OR (NOT p1) (NOT p2)), (OR (NOT p2) (NOT p1)), (NOT p2)]
Running random walk in product with property : PhaseVariation-PT-D05CS010-LTLFireability-01
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA PhaseVariation-PT-D05CS010-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D05CS010-LTLFireability-01 finished in 4714 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&((X(!p1)&&F(!p2))||X(G(!p1)))))'
Support contains 7 out of 65 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 65/65 places, 348/348 transitions.
Discarding 16 places :
Symmetric choice reduction at 0 with 16 rule applications. Total rules 16 place count 49 transition count 212
Iterating global reduction 0 with 16 rules applied. Total rules applied 32 place count 49 transition count 212
Ensure Unique test removed 84 transitions
Reduce isomorphic transitions removed 84 transitions.
Iterating post reduction 0 with 84 rules applied. Total rules applied 116 place count 49 transition count 128
Applied a total of 116 rules in 7 ms. Remains 49 /65 variables (removed 16) and now considering 128/348 (removed 220) transitions.
Running 120 sub problems to find dead transitions.
[2026-05-27 01:34:27] [INFO ] Flow matrix only has 27 transitions (discarded 101 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10726384835758871824.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2203955409397531579.kers'
[2026-05-27 01:34:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10726384835758871824.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2203955409397531579.kers]
Culling duplicate invariants (modulo rational): removing 18 columns.
Culled 18 columns in 0 ms.
// Phase 1: matrix 27 rows 31 cols 59 entries
Finished phase 1 with 9 SingleSign rule and 18 generalized
[2026-05-27 01:34:27] [INFO ] Computed 22 invariants in 0 ms
Computed 22 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-2203955409397531579.kers
Total runtime 1 ms.
[2026-05-27 01:34:27] [INFO ] State equation strengthened by 19 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 2 (OVERLAPS) 5/47 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/47 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 4 (OVERLAPS) 2/49 variables, 1/22 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/49 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 6 (OVERLAPS) 27/76 variables, 49/71 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/76 variables, 19/90 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/76 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 9 (OVERLAPS) 0/76 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 120 unsolved
No progress, stopping.
After SMT solving in domain Real declared 76/76 variables, and 90 constraints, problems are : Problem set: 0 solved, 120 unsolved in 2270 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 49/49 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 120/120 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 120 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 2 (OVERLAPS) 5/47 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/47 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 4 (OVERLAPS) 2/49 variables, 1/22 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/49 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 6 (OVERLAPS) 27/76 variables, 49/71 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/76 variables, 19/90 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/76 variables, 120/210 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/76 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 10 (OVERLAPS) 0/76 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 120 unsolved
No progress, stopping.
After SMT solving in domain Int declared 76/76 variables, and 210 constraints, problems are : Problem set: 0 solved, 120 unsolved in 3248 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 49/49 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 120/120 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5534ms problems are : Problem set: 0 solved, 120 unsolved
Search for dead transitions found 0 dead transitions in 5534ms
[2026-05-27 01:34:33] [INFO ] Flow matrix only has 27 transitions (discarded 101 similar events)
[2026-05-27 01:34:33] [INFO ] Invariant cache hit.
[2026-05-27 01:34:33] [INFO ] Implicit Places using invariants in 42 ms returned []
[2026-05-27 01:34:33] [INFO ] Flow matrix only has 27 transitions (discarded 101 similar events)
[2026-05-27 01:34:33] [INFO ] Invariant cache hit.
[2026-05-27 01:34:33] [INFO ] State equation strengthened by 19 read => feed constraints.
[2026-05-27 01:34:33] [INFO ] Implicit Places using invariants and state equation in 58 ms returned []
Implicit Place search using SMT with State Equation took 101 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 49/65 places, 128/348 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 5643 ms. Remains : 49/65 places, 128/348 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&(X(G(p1))||(X(p1)&&F(p2)))))'
Stuttering acceptance computed with spot in 186 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), (AND (NOT p2) (NOT p1)), true, (NOT p2)]
Running random walk in product with property : PhaseVariation-PT-D05CS010-LTLFireability-03
Entered a terminal (fully accepting) state of product in 29 steps with 14 reset in 0 ms.
FORMULA PhaseVariation-PT-D05CS010-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D05CS010-LTLFireability-03 finished in 5854 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((!p0 U G(p0)))'
Support contains 3 out of 65 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 65/65 places, 348/348 transitions.
Discarding 19 places :
Symmetric choice reduction at 0 with 19 rule applications. Total rules 19 place count 46 transition count 193
Iterating global reduction 0 with 19 rules applied. Total rules applied 38 place count 46 transition count 193
Ensure Unique test removed 87 transitions
Reduce isomorphic transitions removed 87 transitions.
Iterating post reduction 0 with 87 rules applied. Total rules applied 125 place count 46 transition count 106
Applied a total of 125 rules in 21 ms. Remains 46 /65 variables (removed 19) and now considering 106/348 (removed 242) transitions.
Running 100 sub problems to find dead transitions.
[2026-05-27 01:34:33] [INFO ] Flow matrix only has 24 transitions (discarded 82 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12564595967072688950.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9416380241772448125.kers'
[2026-05-27 01:34:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12564595967072688950.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9416380241772448125.kers]
Culling duplicate invariants (modulo rational): removing 20 columns.
Culled 20 columns in 0 ms.
// Phase 1: matrix 24 rows 26 cols 49 entries
Finished phase 1 with 4 SingleSign rule and 20 generalized
[2026-05-27 01:34:33] [INFO ] Computed 22 invariants in 0 ms
Computed 22 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-9416380241772448125.kers
Total runtime 0 ms.
[2026-05-27 01:34:33] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/40 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 2 (OVERLAPS) 5/45 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 4 (OVERLAPS) 1/46 variables, 1/22 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/46 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 6 (OVERLAPS) 24/70 variables, 46/68 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/70 variables, 18/86 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/70 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 9 (OVERLAPS) 0/70 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 100 unsolved
No progress, stopping.
After SMT solving in domain Real declared 70/70 variables, and 86 constraints, problems are : Problem set: 0 solved, 100 unsolved in 1759 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 46/46 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 100/100 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 100 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/40 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 2 (OVERLAPS) 5/45 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 4 (OVERLAPS) 1/46 variables, 1/22 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/46 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 6 (OVERLAPS) 24/70 variables, 46/68 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/70 variables, 18/86 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/70 variables, 100/186 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/70 variables, 0/186 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 10 (OVERLAPS) 0/70 variables, 0/186 constraints. Problems are: Problem set: 0 solved, 100 unsolved
No progress, stopping.
After SMT solving in domain Int declared 70/70 variables, and 186 constraints, problems are : Problem set: 0 solved, 100 unsolved in 1876 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 46/46 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 100/100 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3651ms problems are : Problem set: 0 solved, 100 unsolved
Search for dead transitions found 0 dead transitions in 3651ms
[2026-05-27 01:34:37] [INFO ] Flow matrix only has 24 transitions (discarded 82 similar events)
[2026-05-27 01:34:37] [INFO ] Invariant cache hit.
[2026-05-27 01:34:37] [INFO ] Implicit Places using invariants in 45 ms returned []
[2026-05-27 01:34:37] [INFO ] Flow matrix only has 24 transitions (discarded 82 similar events)
[2026-05-27 01:34:37] [INFO ] Invariant cache hit.
[2026-05-27 01:34:37] [INFO ] State equation strengthened by 18 read => feed constraints.
[2026-05-27 01:34:37] [INFO ] Implicit Places using invariants and state equation in 55 ms returned []
Implicit Place search using SMT with State Equation took 102 ms to find 0 implicit places.
[2026-05-27 01:34:37] [INFO ] Redundant transitions in 3 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_LTL mode, iteration 1 : 46/65 places, 106/348 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 3787 ms. Remains : 46/65 places, 106/348 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((!p0 U G(p0)))'
Stuttering acceptance computed with spot in 111 ms :[(NOT p0), true, (NOT p0)]
Running random walk in product with property : PhaseVariation-PT-D05CS010-LTLFireability-04
Stuttering criterion allowed to conclude after 12 steps with 0 reset in 1 ms.
FORMULA PhaseVariation-PT-D05CS010-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D05CS010-LTLFireability-04 finished in 3924 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&&X((!p0 U (X(!p1)||G(!p0))))))||(!p0&&X(((!p0 U (X(!p1)||G(!p0)))&&F(G(!p2)))))))))'
Support contains 7 out of 65 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 65/65 places, 348/348 transitions.
Discarding 17 places :
Symmetric choice reduction at 0 with 17 rule applications. Total rules 17 place count 48 transition count 212
Iterating global reduction 0 with 17 rules applied. Total rules applied 34 place count 48 transition count 212
Ensure Unique test removed 90 transitions
Reduce isomorphic transitions removed 90 transitions.
Iterating post reduction 0 with 90 rules applied. Total rules applied 124 place count 48 transition count 122
Applied a total of 124 rules in 9 ms. Remains 48 /65 variables (removed 17) and now considering 122/348 (removed 226) transitions.
Running 114 sub problems to find dead transitions.
[2026-05-27 01:34:37] [INFO ] Flow matrix only has 26 transitions (discarded 96 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18338577798906058793.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13033083079772202445.kers'
[2026-05-27 01:34:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18338577798906058793.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13033083079772202445.kers]
Culling duplicate invariants (modulo rational): removing 18 columns.
Culled 18 columns in 0 ms.
// Phase 1: matrix 26 rows 30 cols 57 entries
Finished phase 1 with 8 SingleSign rule and 18 generalized
[2026-05-27 01:34:37] [INFO ] Computed 22 invariants in 0 ms
Computed 22 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-13033083079772202445.kers
Total runtime 0 ms.
[2026-05-27 01:34:37] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 2 (OVERLAPS) 5/47 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/47 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 4 (OVERLAPS) 1/48 variables, 1/22 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/48 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 6 (OVERLAPS) 26/74 variables, 48/70 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/74 variables, 18/88 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/74 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 9 (OVERLAPS) 0/74 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 114 unsolved
No progress, stopping.
After SMT solving in domain Real declared 74/74 variables, and 88 constraints, problems are : Problem set: 0 solved, 114 unsolved in 2195 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 48/48 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 114/114 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 114 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 2 (OVERLAPS) 5/47 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/47 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 4 (OVERLAPS) 1/48 variables, 1/22 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/48 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 6 (OVERLAPS) 26/74 variables, 48/70 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/74 variables, 18/88 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/74 variables, 114/202 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/74 variables, 0/202 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 10 (OVERLAPS) 0/74 variables, 0/202 constraints. Problems are: Problem set: 0 solved, 114 unsolved
No progress, stopping.
After SMT solving in domain Int declared 74/74 variables, and 202 constraints, problems are : Problem set: 0 solved, 114 unsolved in 2405 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 48/48 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 114/114 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4612ms problems are : Problem set: 0 solved, 114 unsolved
Search for dead transitions found 0 dead transitions in 4613ms
[2026-05-27 01:34:42] [INFO ] Flow matrix only has 26 transitions (discarded 96 similar events)
[2026-05-27 01:34:42] [INFO ] Invariant cache hit.
[2026-05-27 01:34:42] [INFO ] Implicit Places using invariants in 36 ms returned []
[2026-05-27 01:34:42] [INFO ] Flow matrix only has 26 transitions (discarded 96 similar events)
[2026-05-27 01:34:42] [INFO ] Invariant cache hit.
[2026-05-27 01:34:42] [INFO ] State equation strengthened by 18 read => feed constraints.
[2026-05-27 01:34:42] [INFO ] Implicit Places using invariants and state equation in 54 ms returned []
Implicit Place search using SMT with State Equation took 91 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 48/65 places, 122/348 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4714 ms. Remains : 48/65 places, 122/348 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&&X((p0 U (X(!p1)||G(p0))))))||(X(((p0 U (X(!p1)||G(p0)))&&F(G(p2))))&&p0)))))'
Stuttering acceptance computed with spot in 230 ms :[(NOT p0), (NOT p0), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) p1), (AND (NOT p0) p1)]
Running random walk in product with property : PhaseVariation-PT-D05CS010-LTLFireability-05
Product exploration explored 100000 steps with 8637 reset in 444 ms.
Product exploration explored 100000 steps with 8579 reset in 319 ms.
Computed a total of 48 stabilizing places and 122 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 48 transition count 122
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 5 factoid took 13 ms. Proved property starting from automaton with 6 states, 16 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 43 ms.
FORMULA PhaseVariation-PT-D05CS010-LTLFireability-05 TRUE TECHNIQUES KNOWLEDGE
Treatment of property PhaseVariation-PT-D05CS010-LTLFireability-05 finished in 5809 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)||(!p0&&F(!p1))))))'
Support contains 5 out of 65 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 65/65 places, 348/348 transitions.
Discarding 18 places :
Symmetric choice reduction at 0 with 18 rule applications. Total rules 18 place count 47 transition count 200
Iterating global reduction 0 with 18 rules applied. Total rules applied 36 place count 47 transition count 200
Ensure Unique test removed 86 transitions
Reduce isomorphic transitions removed 86 transitions.
Iterating post reduction 0 with 86 rules applied. Total rules applied 122 place count 47 transition count 114
Applied a total of 122 rules in 3 ms. Remains 47 /65 variables (removed 18) and now considering 114/348 (removed 234) transitions.
Running 108 sub problems to find dead transitions.
[2026-05-27 01:34:43] [INFO ] Flow matrix only has 25 transitions (discarded 89 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4571098185829840860.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16460493042327170436.kers'
[2026-05-27 01:34:43] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4571098185829840860.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16460493042327170436.kers]
Culling duplicate invariants (modulo rational): removing 19 columns.
Culled 19 columns in 0 ms.
// Phase 1: matrix 25 rows 28 cols 53 entries
Finished phase 1 with 6 SingleSign rule and 19 generalized
[2026-05-27 01:34:43] [INFO ] Computed 22 invariants in 0 ms
Computed 22 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-16460493042327170436.kers
Total runtime 0 ms.
[2026-05-27 01:34:43] [INFO ] State equation strengthened by 19 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 2 (OVERLAPS) 5/46 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/46 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 4 (OVERLAPS) 1/47 variables, 1/22 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/47 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 6 (OVERLAPS) 25/72 variables, 47/69 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/72 variables, 19/88 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/72 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 9 (OVERLAPS) 0/72 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 108 unsolved
No progress, stopping.
After SMT solving in domain Real declared 72/72 variables, and 88 constraints, problems are : Problem set: 0 solved, 108 unsolved in 2036 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 47/47 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 108/108 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 108 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 2 (OVERLAPS) 5/46 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/46 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 4 (OVERLAPS) 1/47 variables, 1/22 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/47 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 6 (OVERLAPS) 25/72 variables, 47/69 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/72 variables, 19/88 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/72 variables, 108/196 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/72 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 10 (OVERLAPS) 0/72 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 108 unsolved
No progress, stopping.
After SMT solving in domain Int declared 72/72 variables, and 196 constraints, problems are : Problem set: 0 solved, 108 unsolved in 2117 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 47/47 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 108/108 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4160ms problems are : Problem set: 0 solved, 108 unsolved
Search for dead transitions found 0 dead transitions in 4162ms
[2026-05-27 01:34:47] [INFO ] Flow matrix only has 25 transitions (discarded 89 similar events)
[2026-05-27 01:34:47] [INFO ] Invariant cache hit.
[2026-05-27 01:34:47] [INFO ] Implicit Places using invariants in 36 ms returned []
[2026-05-27 01:34:47] [INFO ] Flow matrix only has 25 transitions (discarded 89 similar events)
[2026-05-27 01:34:47] [INFO ] Invariant cache hit.
[2026-05-27 01:34:47] [INFO ] State equation strengthened by 19 read => feed constraints.
[2026-05-27 01:34:47] [INFO ] Implicit Places using invariants and state equation in 56 ms returned []
Implicit Place search using SMT with State Equation took 93 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 47/65 places, 114/348 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4259 ms. Remains : 47/65 places, 114/348 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)||(F(p1)&&p0)))))'
Stuttering acceptance computed with spot in 189 ms :[true, (NOT p1), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0), (NOT p0)]
Running random walk in product with property : PhaseVariation-PT-D05CS010-LTLFireability-06
Product exploration explored 100000 steps with 30288 reset in 138 ms.
Product exploration explored 100000 steps with 30402 reset in 145 ms.
Computed a total of 47 stabilizing places and 114 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 47 transition count 114
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 4 factoid took 14 ms. Proved property starting from automaton with 6 states, 8 edges and 2 AP (stutter sensitive
Knowledge-based reduction took 58 ms.
FORMULA PhaseVariation-PT-D05CS010-LTLFireability-06 TRUE TECHNIQUES KNOWLEDGE
Treatment of property PhaseVariation-PT-D05CS010-LTLFireability-06 finished in 4816 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((X(X(X(p0)))||F(p1)))))'
Support contains 5 out of 65 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 65/65 places, 348/348 transitions.
Discarding 18 places :
Symmetric choice reduction at 0 with 18 rule applications. Total rules 18 place count 47 transition count 199
Iterating global reduction 0 with 18 rules applied. Total rules applied 36 place count 47 transition count 199
Ensure Unique test removed 87 transitions
Reduce isomorphic transitions removed 87 transitions.
Iterating post reduction 0 with 87 rules applied. Total rules applied 123 place count 47 transition count 112
Applied a total of 123 rules in 5 ms. Remains 47 /65 variables (removed 18) and now considering 112/348 (removed 236) transitions.
Running 106 sub problems to find dead transitions.
[2026-05-27 01:34:48] [INFO ] Flow matrix only has 25 transitions (discarded 87 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6364440416216802806.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-689938177293215853.kers'
[2026-05-27 01:34:48] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6364440416216802806.kers, --Pflows, --basisKERS=/tmp/petrispot-output-689938177293215853.kers]
Culling duplicate invariants (modulo rational): removing 19 columns.
Culled 19 columns in 0 ms.
// Phase 1: matrix 25 rows 28 cols 53 entries
Finished phase 1 with 6 SingleSign rule and 19 generalized
[2026-05-27 01:34:48] [INFO ] Computed 22 invariants in 0 ms
Computed 22 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-689938177293215853.kers
Total runtime 1 ms.
[2026-05-27 01:34:48] [INFO ] State equation strengthened by 19 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (OVERLAPS) 5/46 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/46 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (OVERLAPS) 1/47 variables, 1/22 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/47 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 6 (OVERLAPS) 25/72 variables, 47/69 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/72 variables, 19/88 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/72 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 9 (OVERLAPS) 0/72 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Real declared 72/72 variables, and 88 constraints, problems are : Problem set: 0 solved, 106 unsolved in 1933 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 47/47 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 106 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (OVERLAPS) 5/46 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/46 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (OVERLAPS) 1/47 variables, 1/22 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/47 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 6 (OVERLAPS) 25/72 variables, 47/69 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/72 variables, 19/88 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/72 variables, 106/194 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/72 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 10 (OVERLAPS) 0/72 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Int declared 72/72 variables, and 194 constraints, problems are : Problem set: 0 solved, 106 unsolved in 2324 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 47/47 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4271ms problems are : Problem set: 0 solved, 106 unsolved
Search for dead transitions found 0 dead transitions in 4272ms
[2026-05-27 01:34:52] [INFO ] Flow matrix only has 25 transitions (discarded 87 similar events)
[2026-05-27 01:34:52] [INFO ] Invariant cache hit.
[2026-05-27 01:34:52] [INFO ] Implicit Places using invariants in 50 ms returned []
[2026-05-27 01:34:52] [INFO ] Flow matrix only has 25 transitions (discarded 87 similar events)
[2026-05-27 01:34:52] [INFO ] Invariant cache hit.
[2026-05-27 01:34:52] [INFO ] State equation strengthened by 19 read => feed constraints.
[2026-05-27 01:34:52] [INFO ] Implicit Places using invariants and state equation in 54 ms returned []
Implicit Place search using SMT with State Equation took 106 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 47/65 places, 112/348 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4383 ms. Remains : 47/65 places, 112/348 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((X(X(X(p0)))||F(p1)))))'
Stuttering acceptance computed with spot in 226 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : PhaseVariation-PT-D05CS010-LTLFireability-07
Product exploration explored 100000 steps with 5871 reset in 247 ms.
Product exploration explored 100000 steps with 5849 reset in 268 ms.
Computed a total of 47 stabilizing places and 112 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 47 transition count 112
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 5 factoid took 9 ms. Proved property starting from automaton with 6 states, 7 edges and 2 AP (stutter sensitive
Knowledge-based reduction took 47 ms.
FORMULA PhaseVariation-PT-D05CS010-LTLFireability-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property PhaseVariation-PT-D05CS010-LTLFireability-07 finished in 5197 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(p0)))'
Support contains 3 out of 65 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 65/65 places, 348/348 transitions.
Discarding 19 places :
Symmetric choice reduction at 0 with 19 rule applications. Total rules 19 place count 46 transition count 193
Iterating global reduction 0 with 19 rules applied. Total rules applied 38 place count 46 transition count 193
Ensure Unique test removed 84 transitions
Reduce isomorphic transitions removed 84 transitions.
Iterating post reduction 0 with 84 rules applied. Total rules applied 122 place count 46 transition count 109
Applied a total of 122 rules in 3 ms. Remains 46 /65 variables (removed 19) and now considering 109/348 (removed 239) transitions.
Running 103 sub problems to find dead transitions.
[2026-05-27 01:34:53] [INFO ] Flow matrix only has 24 transitions (discarded 85 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1115787152807337816.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-753005008912467105.kers'
[2026-05-27 01:34:53] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1115787152807337816.kers, --Pflows, --basisKERS=/tmp/petrispot-output-753005008912467105.kers]
Culling duplicate invariants (modulo rational): removing 20 columns.
Culled 20 columns in 0 ms.
// Phase 1: matrix 24 rows 26 cols 49 entries
Finished phase 1 with 4 SingleSign rule and 20 generalized
[2026-05-27 01:34:53] [INFO ] Computed 22 invariants in 0 ms
Computed 22 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-753005008912467105.kers
Total runtime 0 ms.
[2026-05-27 01:34:53] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/40 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 2 (OVERLAPS) 5/45 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 4 (OVERLAPS) 1/46 variables, 1/22 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/46 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 6 (OVERLAPS) 24/70 variables, 46/68 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/70 variables, 18/86 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/70 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 9 (OVERLAPS) 0/70 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 103 unsolved
No progress, stopping.
After SMT solving in domain Real declared 70/70 variables, and 86 constraints, problems are : Problem set: 0 solved, 103 unsolved in 1966 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 46/46 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 103/103 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 103 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/40 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 2 (OVERLAPS) 5/45 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 4 (OVERLAPS) 1/46 variables, 1/22 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/46 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 6 (OVERLAPS) 24/70 variables, 46/68 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/70 variables, 18/86 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/70 variables, 103/189 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/70 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 10 (OVERLAPS) 0/70 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 103 unsolved
No progress, stopping.
After SMT solving in domain Int declared 70/70 variables, and 189 constraints, problems are : Problem set: 0 solved, 103 unsolved in 2023 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 46/46 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 103/103 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3999ms problems are : Problem set: 0 solved, 103 unsolved
Search for dead transitions found 0 dead transitions in 3999ms
[2026-05-27 01:34:57] [INFO ] Flow matrix only has 24 transitions (discarded 85 similar events)
[2026-05-27 01:34:57] [INFO ] Invariant cache hit.
[2026-05-27 01:34:57] [INFO ] Implicit Places using invariants in 37 ms returned []
[2026-05-27 01:34:57] [INFO ] Flow matrix only has 24 transitions (discarded 85 similar events)
[2026-05-27 01:34:57] [INFO ] Invariant cache hit.
[2026-05-27 01:34:57] [INFO ] State equation strengthened by 18 read => feed constraints.
[2026-05-27 01:34:57] [INFO ] Implicit Places using invariants and state equation in 67 ms returned []
Implicit Place search using SMT with State Equation took 105 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 46/65 places, 109/348 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4109 ms. Remains : 46/65 places, 109/348 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(p0)))'
Stuttering acceptance computed with spot in 78 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : PhaseVariation-PT-D05CS010-LTLFireability-09
Entered a terminal (fully accepting) state of product in 100 steps with 5 reset in 1 ms.
FORMULA PhaseVariation-PT-D05CS010-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D05CS010-LTLFireability-09 finished in 4211 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X((X(G(!p0)) U G(p1)))&&(F(p0)||G(p2))))'
Support contains 7 out of 65 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 65/65 places, 348/348 transitions.
Discarding 17 places :
Symmetric choice reduction at 0 with 17 rule applications. Total rules 17 place count 48 transition count 205
Iterating global reduction 0 with 17 rules applied. Total rules applied 34 place count 48 transition count 205
Ensure Unique test removed 89 transitions
Reduce isomorphic transitions removed 89 transitions.
Iterating post reduction 0 with 89 rules applied. Total rules applied 123 place count 48 transition count 116
Applied a total of 123 rules in 3 ms. Remains 48 /65 variables (removed 17) and now considering 116/348 (removed 232) transitions.
Running 109 sub problems to find dead transitions.
[2026-05-27 01:34:57] [INFO ] Flow matrix only has 26 transitions (discarded 90 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9560582986410181005.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3131470997736932089.kers'
[2026-05-27 01:34:57] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9560582986410181005.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3131470997736932089.kers]
Culling duplicate invariants (modulo rational): removing 18 columns.
Culled 18 columns in 0 ms.
// Phase 1: matrix 26 rows 30 cols 57 entries
Finished phase 1 with 8 SingleSign rule and 18 generalized
[2026-05-27 01:34:57] [INFO ] Computed 22 invariants in 0 ms
Computed 22 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-3131470997736932089.kers
Total runtime 1 ms.
[2026-05-27 01:34:57] [INFO ] State equation strengthened by 19 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 2 (OVERLAPS) 5/47 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/47 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 4 (OVERLAPS) 1/48 variables, 1/22 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/48 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 6 (OVERLAPS) 26/74 variables, 48/70 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/74 variables, 19/89 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/74 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 9 (OVERLAPS) 0/74 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 109 unsolved
No progress, stopping.
After SMT solving in domain Real declared 74/74 variables, and 89 constraints, problems are : Problem set: 0 solved, 109 unsolved in 2191 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 48/48 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 109/109 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 109 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 2 (OVERLAPS) 5/47 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/47 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 4 (OVERLAPS) 1/48 variables, 1/22 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/48 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 6 (OVERLAPS) 26/74 variables, 48/70 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/74 variables, 19/89 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/74 variables, 109/198 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/74 variables, 0/198 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 10 (OVERLAPS) 0/74 variables, 0/198 constraints. Problems are: Problem set: 0 solved, 109 unsolved
No progress, stopping.
After SMT solving in domain Int declared 74/74 variables, and 198 constraints, problems are : Problem set: 0 solved, 109 unsolved in 2773 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 48/48 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 109/109 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4978ms problems are : Problem set: 0 solved, 109 unsolved
Search for dead transitions found 0 dead transitions in 4978ms
[2026-05-27 01:35:02] [INFO ] Flow matrix only has 26 transitions (discarded 90 similar events)
[2026-05-27 01:35:02] [INFO ] Invariant cache hit.
[2026-05-27 01:35:02] [INFO ] Implicit Places using invariants in 40 ms returned []
[2026-05-27 01:35:02] [INFO ] Flow matrix only has 26 transitions (discarded 90 similar events)
[2026-05-27 01:35:02] [INFO ] Invariant cache hit.
[2026-05-27 01:35:02] [INFO ] State equation strengthened by 19 read => feed constraints.
[2026-05-27 01:35:02] [INFO ] Implicit Places using invariants and state equation in 53 ms returned []
Implicit Place search using SMT with State Equation took 95 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 48/65 places, 116/348 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 5076 ms. Remains : 48/65 places, 116/348 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X((X(G(!p0)) U G(p1)))&&(F(p0)||G(p2))))'
Stuttering acceptance computed with spot in 276 ms :[(OR (NOT p1) (AND (NOT p0) (NOT p2))), (NOT p0), (NOT p1), (AND (NOT p0) (NOT p2)), p0, (AND p0 (NOT p1)), true, (AND (NOT p0) (NOT p1))]
Running random walk in product with property : PhaseVariation-PT-D05CS010-LTLFireability-11
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA PhaseVariation-PT-D05CS010-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D05CS010-LTLFireability-11 finished in 5381 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 3 out of 65 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 65/65 places, 348/348 transitions.
Discarding 19 places :
Symmetric choice reduction at 0 with 19 rule applications. Total rules 19 place count 46 transition count 194
Iterating global reduction 0 with 19 rules applied. Total rules applied 38 place count 46 transition count 194
Ensure Unique test removed 88 transitions
Reduce isomorphic transitions removed 88 transitions.
Iterating post reduction 0 with 88 rules applied. Total rules applied 126 place count 46 transition count 106
Applied a total of 126 rules in 18 ms. Remains 46 /65 variables (removed 19) and now considering 106/348 (removed 242) transitions.
Running 100 sub problems to find dead transitions.
[2026-05-27 01:35:02] [INFO ] Flow matrix only has 24 transitions (discarded 82 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9981025840331300078.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11328093296031980979.kers'
[2026-05-27 01:35:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9981025840331300078.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11328093296031980979.kers]
Culling duplicate invariants (modulo rational): removing 20 columns.
Culled 20 columns in 0 ms.
// Phase 1: matrix 24 rows 26 cols 49 entries
Finished phase 1 with 4 SingleSign rule and 20 generalized
[2026-05-27 01:35:02] [INFO ] Computed 22 invariants in 0 ms
Computed 22 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-11328093296031980979.kers
Total runtime 0 ms.
[2026-05-27 01:35:02] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/40 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 2 (OVERLAPS) 5/45 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 4 (OVERLAPS) 1/46 variables, 1/22 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/46 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 6 (OVERLAPS) 24/70 variables, 46/68 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/70 variables, 18/86 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/70 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 9 (OVERLAPS) 0/70 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 100 unsolved
No progress, stopping.
After SMT solving in domain Real declared 70/70 variables, and 86 constraints, problems are : Problem set: 0 solved, 100 unsolved in 1801 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 46/46 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 100/100 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 100 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/40 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 2 (OVERLAPS) 5/45 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 4 (OVERLAPS) 1/46 variables, 1/22 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/46 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 6 (OVERLAPS) 24/70 variables, 46/68 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/70 variables, 18/86 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/70 variables, 100/186 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/70 variables, 0/186 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 10 (OVERLAPS) 0/70 variables, 0/186 constraints. Problems are: Problem set: 0 solved, 100 unsolved
No progress, stopping.
After SMT solving in domain Int declared 70/70 variables, and 186 constraints, problems are : Problem set: 0 solved, 100 unsolved in 1982 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 46/46 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 100/100 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3793ms problems are : Problem set: 0 solved, 100 unsolved
Search for dead transitions found 0 dead transitions in 3793ms
[2026-05-27 01:35:06] [INFO ] Flow matrix only has 24 transitions (discarded 82 similar events)
[2026-05-27 01:35:06] [INFO ] Invariant cache hit.
[2026-05-27 01:35:06] [INFO ] Implicit Places using invariants in 41 ms returned []
[2026-05-27 01:35:06] [INFO ] Flow matrix only has 24 transitions (discarded 82 similar events)
[2026-05-27 01:35:06] [INFO ] Invariant cache hit.
[2026-05-27 01:35:06] [INFO ] State equation strengthened by 18 read => feed constraints.
[2026-05-27 01:35:06] [INFO ] Implicit Places using invariants and state equation in 78 ms returned []
Implicit Place search using SMT with State Equation took 120 ms to find 0 implicit places.
[2026-05-27 01:35:06] [INFO ] Redundant transitions in 2 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_LTL mode, iteration 1 : 46/65 places, 106/348 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 3945 ms. Remains : 46/65 places, 106/348 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Stuttering acceptance computed with spot in 26 ms :[(NOT p0)]
Running random walk in product with property : PhaseVariation-PT-D05CS010-LTLFireability-13
Stuttering criterion allowed to conclude after 21 steps with 0 reset in 1 ms.
FORMULA PhaseVariation-PT-D05CS010-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D05CS010-LTLFireability-13 finished in 4001 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 U p1))))'
Support contains 7 out of 65 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 65/65 places, 348/348 transitions.
Discarding 17 places :
Symmetric choice reduction at 0 with 17 rule applications. Total rules 17 place count 48 transition count 217
Iterating global reduction 0 with 17 rules applied. Total rules applied 34 place count 48 transition count 217
Ensure Unique test removed 82 transitions
Reduce isomorphic transitions removed 82 transitions.
Iterating post reduction 0 with 82 rules applied. Total rules applied 116 place count 48 transition count 135
Applied a total of 116 rules in 31 ms. Remains 48 /65 variables (removed 17) and now considering 135/348 (removed 213) transitions.
Running 129 sub problems to find dead transitions.
[2026-05-27 01:35:06] [INFO ] Flow matrix only has 26 transitions (discarded 109 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6310334988507319582.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7393609266987409365.kers'
[2026-05-27 01:35:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6310334988507319582.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7393609266987409365.kers]
Culling duplicate invariants (modulo rational): removing 18 columns.
Culled 18 columns in 0 ms.
// Phase 1: matrix 26 rows 30 cols 57 entries
Finished phase 1 with 8 SingleSign rule and 18 generalized
[2026-05-27 01:35:06] [INFO ] Computed 22 invariants in 0 ms
Computed 22 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-7393609266987409365.kers
Total runtime 1 ms.
[2026-05-27 01:35:06] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 2 (OVERLAPS) 5/47 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/47 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 4 (OVERLAPS) 1/48 variables, 1/22 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/48 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 6 (OVERLAPS) 26/74 variables, 48/70 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/74 variables, 20/90 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/74 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 9 (OVERLAPS) 0/74 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 129 unsolved
No progress, stopping.
After SMT solving in domain Real declared 74/74 variables, and 90 constraints, problems are : Problem set: 0 solved, 129 unsolved in 2562 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 48/48 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 129/129 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 129 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 2 (OVERLAPS) 5/47 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/47 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 4 (OVERLAPS) 1/48 variables, 1/22 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/48 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 6 (OVERLAPS) 26/74 variables, 48/70 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/74 variables, 20/90 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/74 variables, 129/219 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/74 variables, 0/219 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 10 (OVERLAPS) 0/74 variables, 0/219 constraints. Problems are: Problem set: 0 solved, 129 unsolved
No progress, stopping.
After SMT solving in domain Int declared 74/74 variables, and 219 constraints, problems are : Problem set: 0 solved, 129 unsolved in 3187 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 48/48 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 129/129 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5763ms problems are : Problem set: 0 solved, 129 unsolved
Search for dead transitions found 0 dead transitions in 5763ms
[2026-05-27 01:35:12] [INFO ] Flow matrix only has 26 transitions (discarded 109 similar events)
[2026-05-27 01:35:12] [INFO ] Invariant cache hit.
[2026-05-27 01:35:12] [INFO ] Implicit Places using invariants in 49 ms returned []
[2026-05-27 01:35:12] [INFO ] Flow matrix only has 26 transitions (discarded 109 similar events)
[2026-05-27 01:35:12] [INFO ] Invariant cache hit.
[2026-05-27 01:35:12] [INFO ] State equation strengthened by 20 read => feed constraints.
[2026-05-27 01:35:12] [INFO ] Implicit Places using invariants and state equation in 64 ms returned []
Implicit Place search using SMT with State Equation took 126 ms to find 0 implicit places.
[2026-05-27 01:35:12] [INFO ] Redundant transitions in 4 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_LTL mode, iteration 1 : 48/65 places, 135/348 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 5928 ms. Remains : 48/65 places, 135/348 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 U p1))))'
Stuttering acceptance computed with spot in 75 ms :[(NOT p1), (NOT p1)]
Running random walk in product with property : PhaseVariation-PT-D05CS010-LTLFireability-14
Stuttering criterion allowed to conclude after 22 steps with 0 reset in 1 ms.
FORMULA PhaseVariation-PT-D05CS010-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D05CS010-LTLFireability-14 finished in 6025 ms.
All properties solved by simple procedures.
Total runtime 99619 ms.

BK_STOP 1779845713264

--------------------
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="PhaseVariation-PT-D05CS010"
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 PhaseVariation-PT-D05CS010, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r194-tall-177969914400876"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PhaseVariation-PT-D05CS010.tgz
mv PhaseVariation-PT-D05CS010 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 ;