Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r170-smll-174889233100004.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-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 2-5832
Executing tool itstools
Input is Raft-PT-02, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r170-smll-174889233100004
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 472K
-rw-r--r-- 1 mcc users 8.4K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 100K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.2K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.1K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 96K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.8K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 70K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.5K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 3 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 13K May 29 14:32 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 Raft-PT-02-LTLFireability-00
FORMULA_NAME Raft-PT-02-LTLFireability-01
FORMULA_NAME Raft-PT-02-LTLFireability-02
FORMULA_NAME Raft-PT-02-LTLFireability-03
FORMULA_NAME Raft-PT-02-LTLFireability-04
FORMULA_NAME Raft-PT-02-LTLFireability-05
FORMULA_NAME Raft-PT-02-LTLFireability-06
FORMULA_NAME Raft-PT-02-LTLFireability-07
FORMULA_NAME Raft-PT-02-LTLFireability-08
FORMULA_NAME Raft-PT-02-LTLFireability-09
FORMULA_NAME Raft-PT-02-LTLFireability-10
FORMULA_NAME Raft-PT-02-LTLFireability-11
FORMULA_NAME Raft-PT-02-LTLFireability-12
FORMULA_NAME Raft-PT-02-LTLFireability-13
FORMULA_NAME Raft-PT-02-LTLFireability-14
FORMULA_NAME Raft-PT-02-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1748944773178

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Raft-PT-02
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-03 09:59:35] [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]
[2025-06-03 09:59:35] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-03 09:59:35] [INFO ] Load time of PNML (sax parser for PT used): 89 ms
[2025-06-03 09:59:35] [INFO ] Transformed 28 places.
[2025-06-03 09:59:35] [INFO ] Transformed 52 transitions.
[2025-06-03 09:59:35] [INFO ] Found NUPN structural information;
[2025-06-03 09:59:35] [INFO ] Parsed PT model containing 28 places and 52 transitions and 159 arcs in 302 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 24 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
Ensure Unique test removed 10 transitions
Reduce redundant transitions removed 10 transitions.
FORMULA Raft-PT-02-LTLFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 18 out of 28 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 28/28 places, 42/42 transitions.
Applied a total of 0 rules in 15 ms. Remains 28 /28 variables (removed 0) and now considering 42/42 (removed 0) transitions.
[2025-06-03 09:59:36] [INFO ] Flow matrix only has 36 transitions (discarded 6 similar events)
// Phase 1: matrix 36 rows 28 cols
[2025-06-03 09:59:36] [INFO ] Computed 4 invariants in 9 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 09:59:36] [INFO ] Implicit Places using invariants in 292 ms returned []
[2025-06-03 09:59:36] [INFO ] Flow matrix only has 36 transitions (discarded 6 similar events)
[2025-06-03 09:59:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 09:59:36] [INFO ] State equation strengthened by 14 read => feed constraints.
[2025-06-03 09:59:36] [INFO ] Implicit Places using invariants and state equation in 151 ms returned []
Implicit Place search using SMT with State Equation took 698 ms to find 0 implicit places.
Running 41 sub problems to find dead transitions.
[2025-06-03 09:59:36] [INFO ] Flow matrix only has 36 transitions (discarded 6 similar events)
[2025-06-03 09:59:36] [INFO ] Invariant cache hit.
[2025-06-03 09:59:36] [INFO ] State equation strengthened by 14 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/27 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 2 (OVERLAPS) 1/28 variables, 4/31 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 5 (OVERLAPS) 35/63 variables, 28/60 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/63 variables, 13/73 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/63 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 8 (OVERLAPS) 1/64 variables, 1/74 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/64 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 10 (OVERLAPS) 0/64 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 41 unsolved
No progress, stopping.
After SMT solving in domain Real declared 64/64 variables, and 74 constraints, problems are : Problem set: 0 solved, 41 unsolved in 2359 ms.
Refiners :[Domain max(s): 28/28 constraints, Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 28/28 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 41/41 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 41 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/27 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 2 (OVERLAPS) 1/28 variables, 4/31 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 5 (OVERLAPS) 35/63 variables, 28/60 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/63 variables, 13/73 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/63 variables, 41/114 constraints. Problems are: Problem set: 0 solved, 41 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 09:59:40] [INFO ] Deduced a trap composed of 5 places in 76 ms of which 19 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/63 variables, 1/115 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/63 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 10 (OVERLAPS) 1/64 variables, 1/116 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/64 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 12 (OVERLAPS) 0/64 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 41 unsolved
No progress, stopping.
After SMT solving in domain Int declared 64/64 variables, and 116 constraints, problems are : Problem set: 0 solved, 41 unsolved in 2654 ms.
Refiners :[Domain max(s): 28/28 constraints, Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 28/28 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 41/41 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5110ms problems are : Problem set: 0 solved, 41 unsolved
Search for dead transitions found 0 dead transitions in 5130ms
Finished structural reductions in LTL mode , in 1 iterations and 5886 ms. Remains : 28/28 places, 42/42 transitions.
Support contains 18 out of 28 places after structural reductions.
[2025-06-03 09:59:42] [INFO ] Flatten gal took : 51 ms
[2025-06-03 09:59:42] [INFO ] Flatten gal took : 16 ms
[2025-06-03 09:59:42] [INFO ] Input system was already deterministic with 42 transitions.
Reduction of identical properties reduced properties to check from 26 to 20
RANDOM walk for 30361 steps (6 resets) in 839 ms. (36 steps per ms) remains 0/20 properties
FORMULA Raft-PT-02-LTLFireability-04 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA Raft-PT-02-LTLFireability-09 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 5 stabilizing places and 7 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 28 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 28/28 places, 42/42 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 26 transition count 38
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 26 transition count 38
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 24 transition count 36
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 23 transition count 35
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 23 transition count 35
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 11 place count 23 transition count 34
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 13 place count 22 transition count 34
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 1 with 2 rules applied. Total rules applied 15 place count 22 transition count 32
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 16 place count 21 transition count 31
Iterating global reduction 1 with 1 rules applied. Total rules applied 17 place count 21 transition count 31
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 18 place count 21 transition count 30
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 20 place count 20 transition count 29
Applied a total of 20 rules in 46 ms. Remains 20 /28 variables (removed 8) and now considering 29/42 (removed 13) transitions.
[2025-06-03 09:59:43] [INFO ] Flow matrix only has 24 transitions (discarded 5 similar events)
// Phase 1: matrix 24 rows 20 cols
[2025-06-03 09:59:43] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 09:59:43] [INFO ] Implicit Places using invariants in 46 ms returned []
[2025-06-03 09:59:43] [INFO ] Flow matrix only has 24 transitions (discarded 5 similar events)
[2025-06-03 09:59:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 09:59:43] [INFO ] State equation strengthened by 13 read => feed constraints.
[2025-06-03 09:59:43] [INFO ] Implicit Places using invariants and state equation in 68 ms returned []
Implicit Place search using SMT with State Equation took 117 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 09:59:43] [INFO ] Redundant transitions in 1 ms returned []
Running 28 sub problems to find dead transitions.
[2025-06-03 09:59:43] [INFO ] Flow matrix only has 24 transitions (discarded 5 similar events)
[2025-06-03 09:59:43] [INFO ] Invariant cache hit.
[2025-06-03 09:59:43] [INFO ] State equation strengthened by 13 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (OVERLAPS) 1/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 28 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 09:59:44] [INFO ] Deduced a trap composed of 5 places in 40 ms of which 5 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (OVERLAPS) 23/43 variables, 20/25 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/43 variables, 12/37 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/43 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 7 (OVERLAPS) 1/44 variables, 1/38 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/44 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 9 (OVERLAPS) 0/44 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Real declared 44/44 variables, and 38 constraints, problems are : Problem set: 0 solved, 28 unsolved in 1154 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 13/13 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 28 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (OVERLAPS) 1/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (OVERLAPS) 23/43 variables, 20/25 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/43 variables, 12/37 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/43 variables, 28/65 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/43 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 8 (OVERLAPS) 1/44 variables, 1/66 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/44 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 10 (OVERLAPS) 0/44 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Int declared 44/44 variables, and 66 constraints, problems are : Problem set: 0 solved, 28 unsolved in 921 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 13/13 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2100ms problems are : Problem set: 0 solved, 28 unsolved
Search for dead transitions found 0 dead transitions in 2101ms
Starting structural reductions in SI_LTL mode, iteration 1 : 20/28 places, 29/42 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2273 ms. Remains : 20/28 places, 29/42 transitions.
Stuttering acceptance computed with spot in 308 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Raft-PT-02-LTLFireability-00
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 2 ms.
FORMULA Raft-PT-02-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Raft-PT-02-LTLFireability-00 finished in 2840 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((((G(F(p0))&&F(p1))||(X(X(p2))&&G(p1))) U p0))'
Support contains 4 out of 28 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 28/28 places, 42/42 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 27 transition count 40
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 27 transition count 40
Applied a total of 2 rules in 2 ms. Remains 27 /28 variables (removed 1) and now considering 40/42 (removed 2) transitions.
[2025-06-03 09:59:46] [INFO ] Flow matrix only has 35 transitions (discarded 5 similar events)
// Phase 1: matrix 35 rows 27 cols
[2025-06-03 09:59:46] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 09:59:46] [INFO ] Implicit Places using invariants in 49 ms returned []
[2025-06-03 09:59:46] [INFO ] Flow matrix only has 35 transitions (discarded 5 similar events)
[2025-06-03 09:59:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 09:59:46] [INFO ] State equation strengthened by 14 read => feed constraints.
[2025-06-03 09:59:46] [INFO ] Implicit Places using invariants and state equation in 98 ms returned []
Implicit Place search using SMT with State Equation took 149 ms to find 0 implicit places.
Running 39 sub problems to find dead transitions.
[2025-06-03 09:59:46] [INFO ] Flow matrix only has 35 transitions (discarded 5 similar events)
[2025-06-03 09:59:46] [INFO ] Invariant cache hit.
[2025-06-03 09:59:46] [INFO ] State equation strengthened by 14 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 1 (OVERLAPS) 1/27 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/27 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 3 (OVERLAPS) 34/61 variables, 27/31 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/61 variables, 13/44 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/61 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 6 (OVERLAPS) 1/62 variables, 1/45 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/62 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 8 (OVERLAPS) 0/62 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Real declared 62/62 variables, and 45 constraints, problems are : Problem set: 0 solved, 39 unsolved in 1505 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 27/27 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 39/39 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 39 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 1 (OVERLAPS) 1/27 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/27 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 3 (OVERLAPS) 34/61 variables, 27/31 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/61 variables, 13/44 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/61 variables, 39/83 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/61 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 7 (OVERLAPS) 1/62 variables, 1/84 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/62 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 9 (OVERLAPS) 0/62 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Int declared 62/62 variables, and 84 constraints, problems are : Problem set: 0 solved, 39 unsolved in 1849 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 27/27 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 39/39 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3383ms problems are : Problem set: 0 solved, 39 unsolved
Search for dead transitions found 0 dead transitions in 3384ms
Starting structural reductions in LTL mode, iteration 1 : 27/28 places, 40/42 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3538 ms. Remains : 27/28 places, 40/42 transitions.
Stuttering acceptance computed with spot in 449 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p1), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : Raft-PT-02-LTLFireability-01
Stuttering criterion allowed to conclude after 3 steps with 1 reset in 1 ms.
FORMULA Raft-PT-02-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Raft-PT-02-LTLFireability-01 finished in 4038 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F((p0&&G(p1))) U X(X((!p0 U (p2||G(!p0)))))))'
Support contains 3 out of 28 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 28/28 places, 42/42 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 26 transition count 38
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 26 transition count 38
Applied a total of 4 rules in 3 ms. Remains 26 /28 variables (removed 2) and now considering 38/42 (removed 4) transitions.
[2025-06-03 09:59:50] [INFO ] Flow matrix only has 34 transitions (discarded 4 similar events)
// Phase 1: matrix 34 rows 26 cols
[2025-06-03 09:59:50] [INFO ] Computed 4 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 09:59:50] [INFO ] Implicit Places using invariants in 58 ms returned []
[2025-06-03 09:59:50] [INFO ] Flow matrix only has 34 transitions (discarded 4 similar events)
[2025-06-03 09:59:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 09:59:50] [INFO ] State equation strengthened by 14 read => feed constraints.
[2025-06-03 09:59:50] [INFO ] Implicit Places using invariants and state equation in 73 ms returned []
Implicit Place search using SMT with State Equation took 135 ms to find 0 implicit places.
Running 37 sub problems to find dead transitions.
[2025-06-03 09:59:50] [INFO ] Flow matrix only has 34 transitions (discarded 4 similar events)
[2025-06-03 09:59:50] [INFO ] Invariant cache hit.
[2025-06-03 09:59:50] [INFO ] State equation strengthened by 14 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 1 (OVERLAPS) 1/26 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 3 (OVERLAPS) 33/59 variables, 26/30 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/59 variables, 13/43 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/59 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 6 (OVERLAPS) 1/60 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/60 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 8 (OVERLAPS) 0/60 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 37 unsolved
No progress, stopping.
After SMT solving in domain Real declared 60/60 variables, and 44 constraints, problems are : Problem set: 0 solved, 37 unsolved in 1458 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 26/26 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 37/37 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 37 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 1 (OVERLAPS) 1/26 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 3 (OVERLAPS) 33/59 variables, 26/30 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/59 variables, 13/43 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/59 variables, 37/80 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/59 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 7 (OVERLAPS) 1/60 variables, 1/81 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/60 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 9 (OVERLAPS) 0/60 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 37 unsolved
No progress, stopping.
After SMT solving in domain Int declared 60/60 variables, and 81 constraints, problems are : Problem set: 0 solved, 37 unsolved in 1612 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 26/26 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 37/37 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3089ms problems are : Problem set: 0 solved, 37 unsolved
Search for dead transitions found 0 dead transitions in 3090ms
Starting structural reductions in LTL mode, iteration 1 : 26/28 places, 38/42 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3229 ms. Remains : 26/28 places, 38/42 transitions.
Stuttering acceptance computed with spot in 297 ms :[(AND p0 (NOT p2)), (AND p0 (NOT p2)), (AND p0 (NOT p2)), (OR (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : Raft-PT-02-LTLFireability-02
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA Raft-PT-02-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Raft-PT-02-LTLFireability-02 finished in 3567 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((G(!p0) U !p1)&&(X(X(p0))||F(p2))))'
Support contains 4 out of 28 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 28/28 places, 42/42 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 27 transition count 40
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 27 transition count 40
Applied a total of 2 rules in 2 ms. Remains 27 /28 variables (removed 1) and now considering 40/42 (removed 2) transitions.
[2025-06-03 09:59:53] [INFO ] Flow matrix only has 35 transitions (discarded 5 similar events)
// Phase 1: matrix 35 rows 27 cols
[2025-06-03 09:59:53] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 09:59:53] [INFO ] Implicit Places using invariants in 50 ms returned []
[2025-06-03 09:59:53] [INFO ] Flow matrix only has 35 transitions (discarded 5 similar events)
[2025-06-03 09:59:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 09:59:54] [INFO ] State equation strengthened by 14 read => feed constraints.
[2025-06-03 09:59:54] [INFO ] Implicit Places using invariants and state equation in 80 ms returned []
Implicit Place search using SMT with State Equation took 132 ms to find 0 implicit places.
Running 39 sub problems to find dead transitions.
[2025-06-03 09:59:54] [INFO ] Flow matrix only has 35 transitions (discarded 5 similar events)
[2025-06-03 09:59:54] [INFO ] Invariant cache hit.
[2025-06-03 09:59:54] [INFO ] State equation strengthened by 14 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 1 (OVERLAPS) 1/27 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/27 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 3 (OVERLAPS) 34/61 variables, 27/31 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/61 variables, 13/44 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/61 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 6 (OVERLAPS) 1/62 variables, 1/45 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/62 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 8 (OVERLAPS) 0/62 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Real declared 62/62 variables, and 45 constraints, problems are : Problem set: 0 solved, 39 unsolved in 1473 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 27/27 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 39/39 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 39 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 1 (OVERLAPS) 1/27 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/27 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 3 (OVERLAPS) 34/61 variables, 27/31 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/61 variables, 13/44 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/61 variables, 39/83 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/61 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 7 (OVERLAPS) 1/62 variables, 1/84 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/62 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 9 (OVERLAPS) 0/62 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Int declared 62/62 variables, and 84 constraints, problems are : Problem set: 0 solved, 39 unsolved in 1826 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 27/27 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 39/39 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3314ms problems are : Problem set: 0 solved, 39 unsolved
Search for dead transitions found 0 dead transitions in 3316ms
Starting structural reductions in LTL mode, iteration 1 : 27/28 places, 40/42 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3450 ms. Remains : 27/28 places, 40/42 transitions.
Stuttering acceptance computed with spot in 336 ms :[(OR p1 (AND (NOT p0) (NOT p2))), true, p0, p1, (AND (NOT p0) (NOT p2)), (AND (NOT p2) (NOT p0)), (NOT p2)]
Running random walk in product with property : Raft-PT-02-LTLFireability-03
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 1 ms.
FORMULA Raft-PT-02-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Raft-PT-02-LTLFireability-03 finished in 3814 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(X(X((G((p0||X(p0)))&&X(X(p1)))))))))'
Support contains 1 out of 28 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 28/28 places, 42/42 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 27 transition count 40
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 27 transition count 40
Applied a total of 2 rules in 2 ms. Remains 27 /28 variables (removed 1) and now considering 40/42 (removed 2) transitions.
[2025-06-03 09:59:57] [INFO ] Flow matrix only has 35 transitions (discarded 5 similar events)
// Phase 1: matrix 35 rows 27 cols
[2025-06-03 09:59:57] [INFO ] Computed 4 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 09:59:57] [INFO ] Implicit Places using invariants in 49 ms returned []
[2025-06-03 09:59:57] [INFO ] Flow matrix only has 35 transitions (discarded 5 similar events)
[2025-06-03 09:59:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 09:59:57] [INFO ] State equation strengthened by 14 read => feed constraints.
[2025-06-03 09:59:57] [INFO ] Implicit Places using invariants and state equation in 89 ms returned []
Implicit Place search using SMT with State Equation took 140 ms to find 0 implicit places.
Running 39 sub problems to find dead transitions.
[2025-06-03 09:59:57] [INFO ] Flow matrix only has 35 transitions (discarded 5 similar events)
[2025-06-03 09:59:57] [INFO ] Invariant cache hit.
[2025-06-03 09:59:57] [INFO ] State equation strengthened by 14 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 1 (OVERLAPS) 1/27 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/27 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 3 (OVERLAPS) 34/61 variables, 27/31 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/61 variables, 13/44 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/61 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 6 (OVERLAPS) 1/62 variables, 1/45 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/62 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 8 (OVERLAPS) 0/62 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Real declared 62/62 variables, and 45 constraints, problems are : Problem set: 0 solved, 39 unsolved in 1566 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 27/27 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 39/39 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 39 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 1 (OVERLAPS) 1/27 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/27 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 3 (OVERLAPS) 34/61 variables, 27/31 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/61 variables, 13/44 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/61 variables, 39/83 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/61 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 7 (OVERLAPS) 1/62 variables, 1/84 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/62 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 9 (OVERLAPS) 0/62 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Int declared 62/62 variables, and 84 constraints, problems are : Problem set: 0 solved, 39 unsolved in 1813 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 27/27 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 39/39 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3396ms problems are : Problem set: 0 solved, 39 unsolved
Search for dead transitions found 0 dead transitions in 3397ms
Starting structural reductions in LTL mode, iteration 1 : 27/28 places, 40/42 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3540 ms. Remains : 27/28 places, 40/42 transitions.
Stuttering acceptance computed with spot in 614 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p0), (NOT p0), (NOT p1), true, (NOT p1)]
Running random walk in product with property : Raft-PT-02-LTLFireability-05
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA Raft-PT-02-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Raft-PT-02-LTLFireability-05 finished in 4182 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0||G(p1))))'
Support contains 5 out of 28 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 28/28 places, 42/42 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 26 transition count 38
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 26 transition count 38
Applied a total of 4 rules in 2 ms. Remains 26 /28 variables (removed 2) and now considering 38/42 (removed 4) transitions.
[2025-06-03 10:00:01] [INFO ] Flow matrix only has 34 transitions (discarded 4 similar events)
// Phase 1: matrix 34 rows 26 cols
[2025-06-03 10:00:01] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 10:00:01] [INFO ] Implicit Places using invariants in 53 ms returned []
[2025-06-03 10:00:01] [INFO ] Flow matrix only has 34 transitions (discarded 4 similar events)
[2025-06-03 10:00:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 10:00:02] [INFO ] State equation strengthened by 14 read => feed constraints.
[2025-06-03 10:00:02] [INFO ] Implicit Places using invariants and state equation in 76 ms returned []
Implicit Place search using SMT with State Equation took 131 ms to find 0 implicit places.
Running 37 sub problems to find dead transitions.
[2025-06-03 10:00:02] [INFO ] Flow matrix only has 34 transitions (discarded 4 similar events)
[2025-06-03 10:00:02] [INFO ] Invariant cache hit.
[2025-06-03 10:00:02] [INFO ] State equation strengthened by 14 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 1 (OVERLAPS) 1/26 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 3 (OVERLAPS) 33/59 variables, 26/30 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/59 variables, 13/43 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/59 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 6 (OVERLAPS) 1/60 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/60 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 8 (OVERLAPS) 0/60 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 37 unsolved
No progress, stopping.
After SMT solving in domain Real declared 60/60 variables, and 44 constraints, problems are : Problem set: 0 solved, 37 unsolved in 1327 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 26/26 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 37/37 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 37 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 1 (OVERLAPS) 1/26 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 3 (OVERLAPS) 33/59 variables, 26/30 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/59 variables, 13/43 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/59 variables, 37/80 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/59 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 7 (OVERLAPS) 1/60 variables, 1/81 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/60 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 9 (OVERLAPS) 0/60 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 37 unsolved
No progress, stopping.
After SMT solving in domain Int declared 60/60 variables, and 81 constraints, problems are : Problem set: 0 solved, 37 unsolved in 1611 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 26/26 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 37/37 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2950ms problems are : Problem set: 0 solved, 37 unsolved
Search for dead transitions found 0 dead transitions in 2951ms
Starting structural reductions in LTL mode, iteration 1 : 26/28 places, 38/42 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3087 ms. Remains : 26/28 places, 38/42 transitions.
Stuttering acceptance computed with spot in 168 ms :[true, (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : Raft-PT-02-LTLFireability-06
Product exploration explored 100000 steps with 50000 reset in 566 ms.
Product exploration explored 100000 steps with 50000 reset in 367 ms.
Computed a total of 5 stabilizing places and 7 stable transitions
Computed a total of 5 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND p1 (NOT p0)), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X p1), (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 6 factoid took 25 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Raft-PT-02-LTLFireability-06 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Raft-PT-02-LTLFireability-06 finished in 4241 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((((X((p0 U p1)) U p2)&&F(X(X(p3)))) U p4))'
Support contains 4 out of 28 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 28/28 places, 42/42 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 26 transition count 38
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 26 transition count 38
Applied a total of 4 rules in 1 ms. Remains 26 /28 variables (removed 2) and now considering 38/42 (removed 4) transitions.
[2025-06-03 10:00:06] [INFO ] Flow matrix only has 34 transitions (discarded 4 similar events)
[2025-06-03 10:00:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 10:00:06] [INFO ] Implicit Places using invariants in 32 ms returned []
[2025-06-03 10:00:06] [INFO ] Flow matrix only has 34 transitions (discarded 4 similar events)
[2025-06-03 10:00:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 10:00:06] [INFO ] State equation strengthened by 14 read => feed constraints.
[2025-06-03 10:00:06] [INFO ] Implicit Places using invariants and state equation in 65 ms returned []
Implicit Place search using SMT with State Equation took 100 ms to find 0 implicit places.
Running 37 sub problems to find dead transitions.
[2025-06-03 10:00:06] [INFO ] Flow matrix only has 34 transitions (discarded 4 similar events)
[2025-06-03 10:00:06] [INFO ] Invariant cache hit.
[2025-06-03 10:00:06] [INFO ] State equation strengthened by 14 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 1 (OVERLAPS) 1/26 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 3 (OVERLAPS) 33/59 variables, 26/30 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/59 variables, 13/43 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/59 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 6 (OVERLAPS) 1/60 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/60 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 8 (OVERLAPS) 0/60 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 37 unsolved
No progress, stopping.
After SMT solving in domain Real declared 60/60 variables, and 44 constraints, problems are : Problem set: 0 solved, 37 unsolved in 1232 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 26/26 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 37/37 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 37 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 1 (OVERLAPS) 1/26 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 3 (OVERLAPS) 33/59 variables, 26/30 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/59 variables, 13/43 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/59 variables, 37/80 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/59 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 7 (OVERLAPS) 1/60 variables, 1/81 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/60 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 9 (OVERLAPS) 0/60 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 37 unsolved
No progress, stopping.
After SMT solving in domain Int declared 60/60 variables, and 81 constraints, problems are : Problem set: 0 solved, 37 unsolved in 1574 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 26/26 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 37/37 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2818ms problems are : Problem set: 0 solved, 37 unsolved
Search for dead transitions found 0 dead transitions in 2819ms
Starting structural reductions in LTL mode, iteration 1 : 26/28 places, 38/42 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2920 ms. Remains : 26/28 places, 38/42 transitions.
Stuttering acceptance computed with spot in 346 ms :[(NOT p4), (OR (NOT p1) (NOT p2)), (NOT p3), true, (NOT p1), (NOT p3)]
Running random walk in product with property : Raft-PT-02-LTLFireability-07
Stuttering criterion allowed to conclude after 7 steps with 2 reset in 4 ms.
FORMULA Raft-PT-02-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Raft-PT-02-LTLFireability-07 finished in 3306 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(F(p0)))))'
Support contains 1 out of 28 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 28/28 places, 42/42 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 26 transition count 38
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 26 transition count 38
Applied a total of 4 rules in 2 ms. Remains 26 /28 variables (removed 2) and now considering 38/42 (removed 4) transitions.
[2025-06-03 10:00:09] [INFO ] Flow matrix only has 34 transitions (discarded 4 similar events)
[2025-06-03 10:00:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 10:00:09] [INFO ] Implicit Places using invariants in 46 ms returned []
[2025-06-03 10:00:09] [INFO ] Flow matrix only has 34 transitions (discarded 4 similar events)
[2025-06-03 10:00:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 10:00:09] [INFO ] State equation strengthened by 14 read => feed constraints.
[2025-06-03 10:00:09] [INFO ] Implicit Places using invariants and state equation in 84 ms returned []
Implicit Place search using SMT with State Equation took 133 ms to find 0 implicit places.
Running 37 sub problems to find dead transitions.
[2025-06-03 10:00:09] [INFO ] Flow matrix only has 34 transitions (discarded 4 similar events)
[2025-06-03 10:00:09] [INFO ] Invariant cache hit.
[2025-06-03 10:00:09] [INFO ] State equation strengthened by 14 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 1 (OVERLAPS) 1/26 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 3 (OVERLAPS) 33/59 variables, 26/30 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/59 variables, 13/43 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/59 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 6 (OVERLAPS) 1/60 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/60 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 8 (OVERLAPS) 0/60 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 37 unsolved
No progress, stopping.
After SMT solving in domain Real declared 60/60 variables, and 44 constraints, problems are : Problem set: 0 solved, 37 unsolved in 1472 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 26/26 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 37/37 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 37 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 1 (OVERLAPS) 1/26 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 3 (OVERLAPS) 33/59 variables, 26/30 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/59 variables, 13/43 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/59 variables, 37/80 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/59 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 7 (OVERLAPS) 1/60 variables, 1/81 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/60 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 9 (OVERLAPS) 0/60 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 37 unsolved
No progress, stopping.
After SMT solving in domain Int declared 60/60 variables, and 81 constraints, problems are : Problem set: 0 solved, 37 unsolved in 1629 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 26/26 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 37/37 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3114ms problems are : Problem set: 0 solved, 37 unsolved
Search for dead transitions found 0 dead transitions in 3115ms
Starting structural reductions in LTL mode, iteration 1 : 26/28 places, 38/42 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3250 ms. Remains : 26/28 places, 38/42 transitions.
Stuttering acceptance computed with spot in 198 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : Raft-PT-02-LTLFireability-08
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA Raft-PT-02-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Raft-PT-02-LTLFireability-08 finished in 3468 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0)||F(p1)||(F(G(p0))&&p2))))'
Support contains 5 out of 28 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 28/28 places, 42/42 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 26 transition count 38
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 26 transition count 38
Applied a total of 4 rules in 2 ms. Remains 26 /28 variables (removed 2) and now considering 38/42 (removed 4) transitions.
[2025-06-03 10:00:12] [INFO ] Flow matrix only has 34 transitions (discarded 4 similar events)
[2025-06-03 10:00:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 10:00:12] [INFO ] Implicit Places using invariants in 52 ms returned []
[2025-06-03 10:00:12] [INFO ] Flow matrix only has 34 transitions (discarded 4 similar events)
[2025-06-03 10:00:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 10:00:13] [INFO ] State equation strengthened by 14 read => feed constraints.
[2025-06-03 10:00:13] [INFO ] Implicit Places using invariants and state equation in 87 ms returned []
Implicit Place search using SMT with State Equation took 146 ms to find 0 implicit places.
Running 37 sub problems to find dead transitions.
[2025-06-03 10:00:13] [INFO ] Flow matrix only has 34 transitions (discarded 4 similar events)
[2025-06-03 10:00:13] [INFO ] Invariant cache hit.
[2025-06-03 10:00:13] [INFO ] State equation strengthened by 14 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 1 (OVERLAPS) 1/26 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 3 (OVERLAPS) 33/59 variables, 26/30 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/59 variables, 13/43 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/59 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 6 (OVERLAPS) 1/60 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/60 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 8 (OVERLAPS) 0/60 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 37 unsolved
No progress, stopping.
After SMT solving in domain Real declared 60/60 variables, and 44 constraints, problems are : Problem set: 0 solved, 37 unsolved in 1394 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 26/26 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 37/37 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 37 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 1 (OVERLAPS) 1/26 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 3 (OVERLAPS) 33/59 variables, 26/30 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/59 variables, 13/43 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/59 variables, 37/80 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/59 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 7 (OVERLAPS) 1/60 variables, 1/81 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/60 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 9 (OVERLAPS) 0/60 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 37 unsolved
No progress, stopping.
After SMT solving in domain Int declared 60/60 variables, and 81 constraints, problems are : Problem set: 0 solved, 37 unsolved in 1463 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 26/26 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 37/37 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2868ms problems are : Problem set: 0 solved, 37 unsolved
Search for dead transitions found 0 dead transitions in 2869ms
Starting structural reductions in LTL mode, iteration 1 : 26/28 places, 38/42 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3017 ms. Remains : 26/28 places, 38/42 transitions.
Stuttering acceptance computed with spot in 196 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : Raft-PT-02-LTLFireability-10
Product exploration explored 100000 steps with 50000 reset in 215 ms.
Product exploration explored 100000 steps with 50000 reset in 212 ms.
Computed a total of 5 stabilizing places and 7 stable transitions
Computed a total of 5 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (NOT p2)), (X (NOT (AND (NOT p1) p2))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (NOT (AND p0 (NOT p1) (NOT p2)))), (X (NOT p0)), (X p1), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p0)))]
False Knowledge obtained : [(X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p1))), (X (X p1))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 9 factoid took 21 ms. Reduced automaton from 5 states, 9 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Raft-PT-02-LTLFireability-10 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Raft-PT-02-LTLFireability-10 finished in 3694 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 2 out of 28 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 28/28 places, 42/42 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 26 transition count 38
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 26 transition count 38
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 24 transition count 36
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 23 transition count 35
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 23 transition count 35
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 11 place count 23 transition count 34
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 13 place count 22 transition count 34
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 1 with 2 rules applied. Total rules applied 15 place count 22 transition count 32
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 16 place count 21 transition count 31
Iterating global reduction 1 with 1 rules applied. Total rules applied 17 place count 21 transition count 31
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 18 place count 21 transition count 30
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 20 place count 20 transition count 29
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 21 place count 19 transition count 28
Iterating global reduction 2 with 1 rules applied. Total rules applied 22 place count 19 transition count 28
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 23 place count 19 transition count 27
Applied a total of 23 rules in 20 ms. Remains 19 /28 variables (removed 9) and now considering 27/42 (removed 15) transitions.
[2025-06-03 10:00:16] [INFO ] Flow matrix only has 22 transitions (discarded 5 similar events)
// Phase 1: matrix 22 rows 19 cols
[2025-06-03 10:00:16] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 10:00:16] [INFO ] Implicit Places using invariants in 44 ms returned []
[2025-06-03 10:00:16] [INFO ] Flow matrix only has 22 transitions (discarded 5 similar events)
[2025-06-03 10:00:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 10:00:16] [INFO ] State equation strengthened by 12 read => feed constraints.
[2025-06-03 10:00:16] [INFO ] Implicit Places using invariants and state equation in 59 ms returned []
Implicit Place search using SMT with State Equation took 105 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 10:00:16] [INFO ] Redundant transitions in 0 ms returned []
Running 26 sub problems to find dead transitions.
[2025-06-03 10:00:16] [INFO ] Flow matrix only has 22 transitions (discarded 5 similar events)
[2025-06-03 10:00:16] [INFO ] Invariant cache hit.
[2025-06-03 10:00:16] [INFO ] State equation strengthened by 12 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 1 (OVERLAPS) 1/19 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 26 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 10:00:16] [INFO ] Deduced a trap composed of 5 places in 35 ms of which 5 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/19 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 4 (OVERLAPS) 21/40 variables, 19/24 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/40 variables, 11/35 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/40 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 7 (OVERLAPS) 1/41 variables, 1/36 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/41 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 9 (OVERLAPS) 0/41 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 26 unsolved
No progress, stopping.
After SMT solving in domain Real declared 41/41 variables, and 36 constraints, problems are : Problem set: 0 solved, 26 unsolved in 980 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 19/19 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 26/26 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 26 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 1 (OVERLAPS) 1/19 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/19 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 4 (OVERLAPS) 21/40 variables, 19/24 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/40 variables, 11/35 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/40 variables, 26/61 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/40 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 8 (OVERLAPS) 1/41 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/41 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 10 (OVERLAPS) 0/41 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 26 unsolved
No progress, stopping.
After SMT solving in domain Int declared 41/41 variables, and 62 constraints, problems are : Problem set: 0 solved, 26 unsolved in 901 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 19/19 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 26/26 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1889ms problems are : Problem set: 0 solved, 26 unsolved
Search for dead transitions found 0 dead transitions in 1890ms
Starting structural reductions in SI_LTL mode, iteration 1 : 19/28 places, 27/42 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2024 ms. Remains : 19/28 places, 27/42 transitions.
Stuttering acceptance computed with spot in 150 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : Raft-PT-02-LTLFireability-11
Stuttering criterion allowed to conclude after 7 steps with 0 reset in 6 ms.
FORMULA Raft-PT-02-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Raft-PT-02-LTLFireability-11 finished in 2201 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((G(p0) U p1)&&F(G(!p0))))'
Support contains 3 out of 28 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 28/28 places, 42/42 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 26 transition count 38
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 26 transition count 38
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 24 transition count 36
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 23 transition count 35
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 23 transition count 35
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 11 place count 23 transition count 34
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 13 place count 22 transition count 34
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 1 with 2 rules applied. Total rules applied 15 place count 22 transition count 32
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 16 place count 21 transition count 31
Iterating global reduction 1 with 1 rules applied. Total rules applied 17 place count 21 transition count 31
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 18 place count 21 transition count 30
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 20 place count 20 transition count 29
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 21 place count 19 transition count 28
Iterating global reduction 2 with 1 rules applied. Total rules applied 22 place count 19 transition count 28
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 23 place count 19 transition count 27
Applied a total of 23 rules in 15 ms. Remains 19 /28 variables (removed 9) and now considering 27/42 (removed 15) transitions.
[2025-06-03 10:00:18] [INFO ] Flow matrix only has 22 transitions (discarded 5 similar events)
[2025-06-03 10:00:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 10:00:18] [INFO ] Implicit Places using invariants in 43 ms returned []
[2025-06-03 10:00:18] [INFO ] Flow matrix only has 22 transitions (discarded 5 similar events)
[2025-06-03 10:00:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 10:00:18] [INFO ] State equation strengthened by 12 read => feed constraints.
[2025-06-03 10:00:18] [INFO ] Implicit Places using invariants and state equation in 69 ms returned []
Implicit Place search using SMT with State Equation took 114 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 10:00:18] [INFO ] Redundant transitions in 1 ms returned []
Running 26 sub problems to find dead transitions.
[2025-06-03 10:00:18] [INFO ] Flow matrix only has 22 transitions (discarded 5 similar events)
[2025-06-03 10:00:18] [INFO ] Invariant cache hit.
[2025-06-03 10:00:18] [INFO ] State equation strengthened by 12 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 1 (OVERLAPS) 1/19 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 26 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 10:00:19] [INFO ] Deduced a trap composed of 5 places in 33 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/19 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 4 (OVERLAPS) 21/40 variables, 19/24 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/40 variables, 11/35 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/40 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 7 (OVERLAPS) 1/41 variables, 1/36 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/41 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 9 (OVERLAPS) 0/41 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 26 unsolved
No progress, stopping.
After SMT solving in domain Real declared 41/41 variables, and 36 constraints, problems are : Problem set: 0 solved, 26 unsolved in 979 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 19/19 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 26/26 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 26 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 1 (OVERLAPS) 1/19 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/19 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 4 (OVERLAPS) 21/40 variables, 19/24 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/40 variables, 11/35 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/40 variables, 26/61 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/40 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 8 (OVERLAPS) 1/41 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/41 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 10 (OVERLAPS) 0/41 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 26 unsolved
No progress, stopping.
After SMT solving in domain Int declared 41/41 variables, and 62 constraints, problems are : Problem set: 0 solved, 26 unsolved in 914 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 19/19 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 26/26 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1901ms problems are : Problem set: 0 solved, 26 unsolved
Search for dead transitions found 0 dead transitions in 1902ms
Starting structural reductions in SI_LTL mode, iteration 1 : 19/28 places, 27/42 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2042 ms. Remains : 19/28 places, 27/42 transitions.
Stuttering acceptance computed with spot in 226 ms :[(OR (NOT p1) p0), true, (NOT p0), (NOT p1), p0]
Running random walk in product with property : Raft-PT-02-LTLFireability-13
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA Raft-PT-02-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Raft-PT-02-LTLFireability-13 finished in 2297 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X((G(p0)||p1))&&G(F(!(p1 U p0)))))'
Support contains 2 out of 28 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 28/28 places, 42/42 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 26 transition count 38
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 26 transition count 38
Applied a total of 4 rules in 2 ms. Remains 26 /28 variables (removed 2) and now considering 38/42 (removed 4) transitions.
[2025-06-03 10:00:21] [INFO ] Flow matrix only has 34 transitions (discarded 4 similar events)
// Phase 1: matrix 34 rows 26 cols
[2025-06-03 10:00:21] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 10:00:21] [INFO ] Implicit Places using invariants in 61 ms returned []
[2025-06-03 10:00:21] [INFO ] Flow matrix only has 34 transitions (discarded 4 similar events)
[2025-06-03 10:00:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 10:00:21] [INFO ] State equation strengthened by 14 read => feed constraints.
[2025-06-03 10:00:21] [INFO ] Implicit Places using invariants and state equation in 86 ms returned []
Implicit Place search using SMT with State Equation took 149 ms to find 0 implicit places.
Running 37 sub problems to find dead transitions.
[2025-06-03 10:00:21] [INFO ] Flow matrix only has 34 transitions (discarded 4 similar events)
[2025-06-03 10:00:21] [INFO ] Invariant cache hit.
[2025-06-03 10:00:21] [INFO ] State equation strengthened by 14 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 1 (OVERLAPS) 1/26 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 3 (OVERLAPS) 33/59 variables, 26/30 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/59 variables, 13/43 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/59 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 6 (OVERLAPS) 1/60 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/60 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 8 (OVERLAPS) 0/60 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 37 unsolved
No progress, stopping.
After SMT solving in domain Real declared 60/60 variables, and 44 constraints, problems are : Problem set: 0 solved, 37 unsolved in 1464 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 26/26 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 37/37 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 37 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 1 (OVERLAPS) 1/26 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 3 (OVERLAPS) 33/59 variables, 26/30 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/59 variables, 13/43 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/59 variables, 37/80 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/59 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 7 (OVERLAPS) 1/60 variables, 1/81 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/60 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 9 (OVERLAPS) 0/60 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 37 unsolved
No progress, stopping.
After SMT solving in domain Int declared 60/60 variables, and 81 constraints, problems are : Problem set: 0 solved, 37 unsolved in 1639 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 26/26 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 37/37 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3114ms problems are : Problem set: 0 solved, 37 unsolved
Search for dead transitions found 0 dead transitions in 3115ms
Starting structural reductions in LTL mode, iteration 1 : 26/28 places, 38/42 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3266 ms. Remains : 26/28 places, 38/42 transitions.
Stuttering acceptance computed with spot in 295 ms :[(OR (NOT p1) p0), (OR (NOT p1) p0), true, (NOT p0), p0, p0]
Running random walk in product with property : Raft-PT-02-LTLFireability-14
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA Raft-PT-02-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Raft-PT-02-LTLFireability-14 finished in 3591 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((p0&&(p1||(!p2 U (p3||G(!p2))))))))'
Support contains 2 out of 28 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 28/28 places, 42/42 transitions.
Reduce places removed 1 places and 1 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 25 transition count 37
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 25 transition count 37
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 10 place count 22 transition count 34
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 21 transition count 33
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 21 transition count 33
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 13 place count 21 transition count 32
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 1 with 2 rules applied. Total rules applied 15 place count 21 transition count 30
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 17 place count 19 transition count 28
Iterating global reduction 1 with 2 rules applied. Total rules applied 19 place count 19 transition count 28
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 21 place count 19 transition count 26
Applied a total of 21 rules in 15 ms. Remains 19 /28 variables (removed 9) and now considering 26/42 (removed 16) transitions.
[2025-06-03 10:00:24] [INFO ] Flow matrix only has 22 transitions (discarded 4 similar events)
// Phase 1: matrix 22 rows 19 cols
[2025-06-03 10:00:24] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 10:00:24] [INFO ] Implicit Places using invariants in 50 ms returned []
[2025-06-03 10:00:24] [INFO ] Flow matrix only has 22 transitions (discarded 4 similar events)
[2025-06-03 10:00:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 10:00:24] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-03 10:00:24] [INFO ] Implicit Places using invariants and state equation in 58 ms returned []
Implicit Place search using SMT with State Equation took 110 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 10:00:24] [INFO ] Redundant transitions in 1 ms returned []
Running 17 sub problems to find dead transitions.
[2025-06-03 10:00:24] [INFO ] Flow matrix only has 22 transitions (discarded 4 similar events)
[2025-06-03 10:00:24] [INFO ] Invariant cache hit.
[2025-06-03 10:00:24] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/16 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 2/18 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 10:00:25] [INFO ] Deduced a trap composed of 4 places in 43 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/18 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 21/39 variables, 18/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 1/24 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 1/40 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/40 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 10 (OVERLAPS) 0/40 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 40/41 variables, and 25 constraints, problems are : Problem set: 0 solved, 17 unsolved in 716 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 19/19 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/16 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 2/18 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/18 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 21/39 variables, 18/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 1/24 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/39 variables, 17/41 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/39 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 9 (OVERLAPS) 1/40 variables, 1/42 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/40 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 11 (OVERLAPS) 0/40 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 40/41 variables, and 42 constraints, problems are : Problem set: 0 solved, 17 unsolved in 586 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 19/19 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1311ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 1311ms
Starting structural reductions in SI_LTL mode, iteration 1 : 19/28 places, 26/42 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1445 ms. Remains : 19/28 places, 26/42 transitions.
Stuttering acceptance computed with spot in 133 ms :[(OR (NOT p0) (AND (NOT p1) p2 (NOT p3))), (OR (NOT p0) (AND (NOT p1) p2 (NOT p3)))]
Running random walk in product with property : Raft-PT-02-LTLFireability-15
Stuttering criterion allowed to conclude after 7 steps with 0 reset in 1 ms.
FORMULA Raft-PT-02-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Raft-PT-02-LTLFireability-15 finished in 1602 ms.
All properties solved by simple procedures.
Total runtime 50858 ms.

BK_STOP 1748944826373

--------------------
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_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /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="Raft-PT-02"
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 2-5832"
echo " Executing tool itstools"
echo " Input is Raft-PT-02, 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 r170-smll-174889233100004"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Raft-PT-02.tgz
mv Raft-PT-02 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 ;