Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r142-tall-174876813300779.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)
............................................
=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is PhaseVariation-PT-D05CS100, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r142-tall-174876813300779
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.2M
-rw-r--r-- 1 mcc users 11K 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 7.6K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K 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 6.1K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.5K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.6K 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 14K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 122K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 74K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K 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 9 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 633K 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 PhaseVariation-PT-D05CS100-LTLCardinality-00
FORMULA_NAME PhaseVariation-PT-D05CS100-LTLCardinality-01
FORMULA_NAME PhaseVariation-PT-D05CS100-LTLCardinality-02
FORMULA_NAME PhaseVariation-PT-D05CS100-LTLCardinality-03
FORMULA_NAME PhaseVariation-PT-D05CS100-LTLCardinality-04
FORMULA_NAME PhaseVariation-PT-D05CS100-LTLCardinality-05
FORMULA_NAME PhaseVariation-PT-D05CS100-LTLCardinality-06
FORMULA_NAME PhaseVariation-PT-D05CS100-LTLCardinality-07
FORMULA_NAME PhaseVariation-PT-D05CS100-LTLCardinality-08
FORMULA_NAME PhaseVariation-PT-D05CS100-LTLCardinality-09
FORMULA_NAME PhaseVariation-PT-D05CS100-LTLCardinality-10
FORMULA_NAME PhaseVariation-PT-D05CS100-LTLCardinality-11
FORMULA_NAME PhaseVariation-PT-D05CS100-LTLCardinality-12
FORMULA_NAME PhaseVariation-PT-D05CS100-LTLCardinality-13
FORMULA_NAME PhaseVariation-PT-D05CS100-LTLCardinality-14
FORMULA_NAME PhaseVariation-PT-D05CS100-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1748989435875

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=PhaseVariation-PT-D05CS100
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202505121319
[2025-06-03 22:23:57] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-03 22:23:57] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-03 22:23:57] [INFO ] Load time of PNML (sax parser for PT used): 125 ms
[2025-06-03 22:23:57] [INFO ] Transformed 77 places.
[2025-06-03 22:23:57] [INFO ] Transformed 677 transitions.
[2025-06-03 22:23:57] [INFO ] Parsed PT model containing 77 places and 677 transitions and 4685 arcs in 222 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 11 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA PhaseVariation-PT-D05CS100-LTLCardinality-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PhaseVariation-PT-D05CS100-LTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Initial state reduction rules removed 1 formulas.
FORMULA PhaseVariation-PT-D05CS100-LTLCardinality-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 32 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 677/677 transitions.
Applied a total of 0 rules in 19 ms. Remains 77 /77 variables (removed 0) and now considering 677/677 (removed 0) transitions.
Running 659 sub problems to find dead transitions.
[2025-06-03 22:23:57] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
// Phase 1: matrix 51 rows 77 cols
[2025-06-03 22:23:57] [INFO ] Computed 26 invariants in 6 ms
[2025-06-03 22:23:57] [INFO ] State equation strengthened by 33 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 136 constraints, problems are : Problem set: 0 solved, 659 unsolved in 15212 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 659 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 659/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 128/128 variables, and 795 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20030 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 35493ms problems are : Problem set: 0 solved, 659 unsolved
Search for dead transitions found 0 dead transitions in 35526ms
[2025-06-03 22:24:33] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:24:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:24:33] [INFO ] Implicit Places using invariants in 82 ms returned []
[2025-06-03 22:24:33] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:24:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:24:33] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-03 22:24:33] [INFO ] Implicit Places using invariants and state equation in 94 ms returned []
Implicit Place search using SMT with State Equation took 181 ms to find 0 implicit places.
Running 659 sub problems to find dead transitions.
[2025-06-03 22:24:33] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:24:33] [INFO ] Invariant cache hit.
[2025-06-03 22:24:33] [INFO ] State equation strengthened by 33 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 136 constraints, problems are : Problem set: 0 solved, 659 unsolved in 13914 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 659 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 659/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 128/128 variables, and 795 constraints, problems are : Problem set: 0 solved, 659 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 44062ms problems are : Problem set: 0 solved, 659 unsolved
Search for dead transitions found 0 dead transitions in 44065ms
Finished structural reductions in LTL mode , in 1 iterations and 79838 ms. Remains : 77/77 places, 677/677 transitions.
Support contains 32 out of 77 places after structural reductions.
[2025-06-03 22:25:17] [INFO ] Flatten gal took : 72 ms
[2025-06-03 22:25:17] [INFO ] Flatten gal took : 45 ms
[2025-06-03 22:25:17] [INFO ] Input system was already deterministic with 677 transitions.
Support contains 31 out of 77 places (down from 32) after GAL structural reductions.
RANDOM walk for 40003 steps (283 resets) in 713 ms. (56 steps per ms) remains 1/36 properties
BEST_FIRST walk for 40004 steps (8 resets) in 182 ms. (218 steps per ms) remains 1/1 properties
[2025-06-03 22:25:17] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:25:17] [INFO ] Invariant cache hit.
[2025-06-03 22:25:17] [INFO ] State equation strengthened by 33 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 25/28 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 48/76 variables, 24/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/76 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem AtomicPropp8 is UNSAT
After SMT solving in domain Real declared 126/128 variables, and 102 constraints, problems are : Problem set: 1 solved, 0 unsolved in 55 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 76/77 constraints, ReadFeed: 0/33 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 62ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
FORMULA PhaseVariation-PT-D05CS100-LTLCardinality-05 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 1 atomic propositions for a total of 12 simplifications.
FORMULA PhaseVariation-PT-D05CS100-LTLCardinality-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 77 stabilizing places and 677 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 77 transition count 677
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 77 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 77/77 places, 677/677 transitions.
Applied a total of 0 rules in 94 ms. Remains 77 /77 variables (removed 0) and now considering 677/677 (removed 0) transitions.
Running 659 sub problems to find dead transitions.
[2025-06-03 22:25:18] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:25:18] [INFO ] Invariant cache hit.
[2025-06-03 22:25:18] [INFO ] State equation strengthened by 33 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 136 constraints, problems are : Problem set: 0 solved, 659 unsolved in 14233 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 659 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 659/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 128/128 variables, and 795 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20017 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34365ms problems are : Problem set: 0 solved, 659 unsolved
Search for dead transitions found 0 dead transitions in 34366ms
[2025-06-03 22:25:52] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:25:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:25:53] [INFO ] Implicit Places using invariants in 91 ms returned []
[2025-06-03 22:25:53] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:25:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:25:53] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-03 22:25:53] [INFO ] Implicit Places using invariants and state equation in 123 ms returned [12]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 220 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 76/77 places, 677/677 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 238 transitions
Redundant transition composition rules discarded 238 transitions
Iterating global reduction 0 with 238 rules applied. Total rules applied 238 place count 76 transition count 439
Reduce places removed 7 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 249 place count 69 transition count 435
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 257 place count 61 transition count 402
Iterating global reduction 1 with 8 rules applied. Total rules applied 265 place count 61 transition count 402
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 270 place count 61 transition count 397
Applied a total of 270 rules in 111 ms. Remains 61 /76 variables (removed 15) and now considering 397/677 (removed 280) transitions.
[2025-06-03 22:25:53] [INFO ] Flow matrix only has 39 transitions (discarded 358 similar events)
// Phase 1: matrix 39 rows 61 cols
[2025-06-03 22:25:53] [INFO ] Computed 22 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:25:53] [INFO ] Implicit Places using invariants in 65 ms returned []
[2025-06-03 22:25:53] [INFO ] Flow matrix only has 39 transitions (discarded 358 similar events)
[2025-06-03 22:25:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:25:53] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-03 22:25:53] [INFO ] Implicit Places using invariants and state equation in 82 ms returned []
Implicit Place search using SMT with State Equation took 150 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 61/77 places, 397/677 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 34944 ms. Remains : 61/77 places, 397/677 transitions.
Stuttering acceptance computed with spot in 146 ms :[(NOT p0)]
Running random walk in product with property : PhaseVariation-PT-D05CS100-LTLCardinality-00
Stuttering criterion allowed to conclude after 112 steps with 0 reset in 5 ms.
FORMULA PhaseVariation-PT-D05CS100-LTLCardinality-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D05CS100-LTLCardinality-00 finished in 35157 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(G(p1))&&(p2||F(p3))&&p0)))'
Support contains 6 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 677/677 transitions.
Applied a total of 0 rules in 5 ms. Remains 77 /77 variables (removed 0) and now considering 677/677 (removed 0) transitions.
Running 659 sub problems to find dead transitions.
[2025-06-03 22:25:53] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
// Phase 1: matrix 51 rows 77 cols
[2025-06-03 22:25:53] [INFO ] Computed 26 invariants in 1 ms
[2025-06-03 22:25:53] [INFO ] State equation strengthened by 33 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 136 constraints, problems are : Problem set: 0 solved, 659 unsolved in 14141 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 659 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 659/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 128/128 variables, and 795 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20023 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34262ms problems are : Problem set: 0 solved, 659 unsolved
Search for dead transitions found 0 dead transitions in 34264ms
[2025-06-03 22:26:27] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:26:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:26:28] [INFO ] Implicit Places using invariants in 86 ms returned []
[2025-06-03 22:26:28] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:26:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:26:28] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-03 22:26:28] [INFO ] Implicit Places using invariants and state equation in 108 ms returned [12]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 197 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 76/77 places, 677/677 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 238 transitions
Redundant transition composition rules discarded 238 transitions
Iterating global reduction 0 with 238 rules applied. Total rules applied 238 place count 76 transition count 439
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 247 place count 70 transition count 436
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 253 place count 64 transition count 408
Iterating global reduction 1 with 6 rules applied. Total rules applied 259 place count 64 transition count 408
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 263 place count 64 transition count 404
Applied a total of 263 rules in 12 ms. Remains 64 /76 variables (removed 12) and now considering 404/677 (removed 273) transitions.
[2025-06-03 22:26:28] [INFO ] Flow matrix only has 42 transitions (discarded 362 similar events)
// Phase 1: matrix 42 rows 64 cols
[2025-06-03 22:26:28] [INFO ] Computed 22 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:26:28] [INFO ] Implicit Places using invariants in 70 ms returned []
[2025-06-03 22:26:28] [INFO ] Flow matrix only has 42 transitions (discarded 362 similar events)
[2025-06-03 22:26:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:26:28] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-03 22:26:28] [INFO ] Implicit Places using invariants and state equation in 81 ms returned []
Implicit Place search using SMT with State Equation took 153 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 64/77 places, 404/677 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 34635 ms. Remains : 64/77 places, 404/677 transitions.
Stuttering acceptance computed with spot in 191 ms :[(NOT p1), (OR (NOT p1) (NOT p0) (AND (NOT p2) (NOT p3))), (OR (NOT p1) (NOT p3)), true, (OR (NOT p1) (NOT p0) (AND (NOT p2) (NOT p3)))]
Running random walk in product with property : PhaseVariation-PT-D05CS100-LTLCardinality-01
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 0 ms.
FORMULA PhaseVariation-PT-D05CS100-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D05CS100-LTLCardinality-01 finished in 34846 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 X(X(p1))))'
Support contains 3 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 677/677 transitions.
Applied a total of 0 rules in 8 ms. Remains 77 /77 variables (removed 0) and now considering 677/677 (removed 0) transitions.
Running 659 sub problems to find dead transitions.
[2025-06-03 22:26:28] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
// Phase 1: matrix 51 rows 77 cols
[2025-06-03 22:26:28] [INFO ] Computed 26 invariants in 0 ms
[2025-06-03 22:26:28] [INFO ] State equation strengthened by 33 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 136 constraints, problems are : Problem set: 0 solved, 659 unsolved in 14255 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 659 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 659/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Stream closed")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 128/128 variables, and 795 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20025 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34393ms problems are : Problem set: 0 solved, 659 unsolved
Search for dead transitions found 0 dead transitions in 34395ms
[2025-06-03 22:27:02] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:27:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:27:03] [INFO ] Implicit Places using invariants in 101 ms returned []
[2025-06-03 22:27:03] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:27:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:27:03] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-03 22:27:03] [INFO ] Implicit Places using invariants and state equation in 113 ms returned [12]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 218 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 76/77 places, 677/677 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 238 transitions
Redundant transition composition rules discarded 238 transitions
Iterating global reduction 0 with 238 rules applied. Total rules applied 238 place count 76 transition count 439
Reduce places removed 7 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 249 place count 69 transition count 435
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 257 place count 61 transition count 402
Iterating global reduction 1 with 8 rules applied. Total rules applied 265 place count 61 transition count 402
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 270 place count 61 transition count 397
Applied a total of 270 rules in 16 ms. Remains 61 /76 variables (removed 15) and now considering 397/677 (removed 280) transitions.
[2025-06-03 22:27:03] [INFO ] Flow matrix only has 39 transitions (discarded 358 similar events)
// Phase 1: matrix 39 rows 61 cols
[2025-06-03 22:27:03] [INFO ] Computed 22 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:27:03] [INFO ] Implicit Places using invariants in 59 ms returned []
[2025-06-03 22:27:03] [INFO ] Flow matrix only has 39 transitions (discarded 358 similar events)
[2025-06-03 22:27:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:27:03] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-03 22:27:03] [INFO ] Implicit Places using invariants and state equation in 73 ms returned []
Implicit Place search using SMT with State Equation took 134 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 61/77 places, 397/677 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 34774 ms. Remains : 61/77 places, 397/677 transitions.
Stuttering acceptance computed with spot in 263 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), true, (NOT p1), (NOT p0)]
Running random walk in product with property : PhaseVariation-PT-D05CS100-LTLCardinality-03
Entered a terminal (fully accepting) state of product in 182 steps with 60 reset in 5 ms.
FORMULA PhaseVariation-PT-D05CS100-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D05CS100-LTLCardinality-03 finished in 35057 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((X((p1||(p2 U p3)))||p0)))'
Support contains 3 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 677/677 transitions.
Applied a total of 0 rules in 6 ms. Remains 77 /77 variables (removed 0) and now considering 677/677 (removed 0) transitions.
Running 659 sub problems to find dead transitions.
[2025-06-03 22:27:03] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
// Phase 1: matrix 51 rows 77 cols
[2025-06-03 22:27:03] [INFO ] Computed 26 invariants in 1 ms
[2025-06-03 22:27:03] [INFO ] State equation strengthened by 33 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 136 constraints, problems are : Problem set: 0 solved, 659 unsolved in 14404 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 659 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 659/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Stream closed")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 128/128 variables, and 795 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20018 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34537ms problems are : Problem set: 0 solved, 659 unsolved
Search for dead transitions found 0 dead transitions in 34538ms
[2025-06-03 22:27:38] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:27:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:27:38] [INFO ] Implicit Places using invariants in 77 ms returned []
[2025-06-03 22:27:38] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:27:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:27:38] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-03 22:27:38] [INFO ] Implicit Places using invariants and state equation in 98 ms returned [12]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 178 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 76/77 places, 677/677 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 238 transitions
Redundant transition composition rules discarded 238 transitions
Iterating global reduction 0 with 238 rules applied. Total rules applied 238 place count 76 transition count 439
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 247 place count 70 transition count 436
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 253 place count 64 transition count 408
Iterating global reduction 1 with 6 rules applied. Total rules applied 259 place count 64 transition count 408
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 263 place count 64 transition count 404
Applied a total of 263 rules in 12 ms. Remains 64 /76 variables (removed 12) and now considering 404/677 (removed 273) transitions.
[2025-06-03 22:27:38] [INFO ] Flow matrix only has 42 transitions (discarded 362 similar events)
// Phase 1: matrix 42 rows 64 cols
[2025-06-03 22:27:38] [INFO ] Computed 22 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:27:38] [INFO ] Implicit Places using invariants in 64 ms returned []
[2025-06-03 22:27:38] [INFO ] Flow matrix only has 42 transitions (discarded 362 similar events)
[2025-06-03 22:27:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:27:38] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-03 22:27:38] [INFO ] Implicit Places using invariants and state equation in 75 ms returned []
Implicit Place search using SMT with State Equation took 166 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 64/77 places, 404/677 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 34905 ms. Remains : 64/77 places, 404/677 transitions.
Stuttering acceptance computed with spot in 89 ms :[(AND (NOT p0) (NOT p1) (NOT p3)), (AND (NOT p0) (NOT p1) (NOT p3))]
Running random walk in product with property : PhaseVariation-PT-D05CS100-LTLCardinality-06
Stuttering criterion allowed to conclude after 792 steps with 12 reset in 8 ms.
FORMULA PhaseVariation-PT-D05CS100-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D05CS100-LTLCardinality-06 finished in 35017 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)&&X(X(F(p1)))&&F(p2)))'
Support contains 5 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 677/677 transitions.
Applied a total of 0 rules in 3 ms. Remains 77 /77 variables (removed 0) and now considering 677/677 (removed 0) transitions.
Running 659 sub problems to find dead transitions.
[2025-06-03 22:27:38] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
// Phase 1: matrix 51 rows 77 cols
[2025-06-03 22:27:38] [INFO ] Computed 26 invariants in 0 ms
[2025-06-03 22:27:38] [INFO ] State equation strengthened by 33 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 136 constraints, problems are : Problem set: 0 solved, 659 unsolved in 14159 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 659 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 659/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 128/128 variables, and 795 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20015 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34268ms problems are : Problem set: 0 solved, 659 unsolved
Search for dead transitions found 0 dead transitions in 34270ms
[2025-06-03 22:28:12] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:28:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:28:12] [INFO ] Implicit Places using invariants in 71 ms returned []
[2025-06-03 22:28:12] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:28:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:28:12] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-03 22:28:13] [INFO ] Implicit Places using invariants and state equation in 102 ms returned [12]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 175 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 76/77 places, 677/677 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 238 transitions
Redundant transition composition rules discarded 238 transitions
Iterating global reduction 0 with 238 rules applied. Total rules applied 238 place count 76 transition count 439
Reduce places removed 7 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 249 place count 69 transition count 435
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 257 place count 61 transition count 402
Iterating global reduction 1 with 8 rules applied. Total rules applied 265 place count 61 transition count 402
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 270 place count 61 transition count 397
Applied a total of 270 rules in 8 ms. Remains 61 /76 variables (removed 15) and now considering 397/677 (removed 280) transitions.
[2025-06-03 22:28:13] [INFO ] Flow matrix only has 39 transitions (discarded 358 similar events)
// Phase 1: matrix 39 rows 61 cols
[2025-06-03 22:28:13] [INFO ] Computed 22 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:28:13] [INFO ] Implicit Places using invariants in 60 ms returned []
[2025-06-03 22:28:13] [INFO ] Flow matrix only has 39 transitions (discarded 358 similar events)
[2025-06-03 22:28:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:28:13] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-03 22:28:13] [INFO ] Implicit Places using invariants and state equation in 70 ms returned []
Implicit Place search using SMT with State Equation took 146 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 61/77 places, 397/677 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 34603 ms. Remains : 61/77 places, 397/677 transitions.
Stuttering acceptance computed with spot in 193 ms :[(OR (NOT p2) (NOT p0) (NOT p1)), (NOT p0), (NOT p1), (NOT p2), (NOT p1)]
Running random walk in product with property : PhaseVariation-PT-D05CS100-LTLCardinality-07
Stuttering criterion allowed to conclude after 320 steps with 8 reset in 3 ms.
FORMULA PhaseVariation-PT-D05CS100-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D05CS100-LTLCardinality-07 finished in 34816 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(F(p0))))))'
Support contains 1 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 677/677 transitions.
Applied a total of 0 rules in 2 ms. Remains 77 /77 variables (removed 0) and now considering 677/677 (removed 0) transitions.
Running 659 sub problems to find dead transitions.
[2025-06-03 22:28:13] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
// Phase 1: matrix 51 rows 77 cols
[2025-06-03 22:28:13] [INFO ] Computed 26 invariants in 1 ms
[2025-06-03 22:28:13] [INFO ] State equation strengthened by 33 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 136 constraints, problems are : Problem set: 0 solved, 659 unsolved in 14093 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 659 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 659/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 128/128 variables, and 795 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20023 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34206ms problems are : Problem set: 0 solved, 659 unsolved
Search for dead transitions found 0 dead transitions in 34208ms
[2025-06-03 22:28:47] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:28:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:28:47] [INFO ] Implicit Places using invariants in 73 ms returned []
[2025-06-03 22:28:47] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:28:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:28:47] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-03 22:28:47] [INFO ] Implicit Places using invariants and state equation in 109 ms returned [12]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 188 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 76/77 places, 677/677 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 238 transitions
Redundant transition composition rules discarded 238 transitions
Iterating global reduction 0 with 238 rules applied. Total rules applied 238 place count 76 transition count 439
Reduce places removed 7 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 249 place count 69 transition count 435
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 257 place count 61 transition count 402
Iterating global reduction 1 with 8 rules applied. Total rules applied 265 place count 61 transition count 402
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 270 place count 61 transition count 397
Applied a total of 270 rules in 10 ms. Remains 61 /76 variables (removed 15) and now considering 397/677 (removed 280) transitions.
[2025-06-03 22:28:47] [INFO ] Flow matrix only has 39 transitions (discarded 358 similar events)
// Phase 1: matrix 39 rows 61 cols
[2025-06-03 22:28:47] [INFO ] Computed 22 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:28:47] [INFO ] Implicit Places using invariants in 58 ms returned []
[2025-06-03 22:28:47] [INFO ] Flow matrix only has 39 transitions (discarded 358 similar events)
[2025-06-03 22:28:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:28:47] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-03 22:28:47] [INFO ] Implicit Places using invariants and state equation in 79 ms returned []
Implicit Place search using SMT with State Equation took 139 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 61/77 places, 397/677 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 34549 ms. Remains : 61/77 places, 397/677 transitions.
Stuttering acceptance computed with spot in 171 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : PhaseVariation-PT-D05CS100-LTLCardinality-08
Stuttering criterion allowed to conclude after 289 steps with 3 reset in 5 ms.
FORMULA PhaseVariation-PT-D05CS100-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D05CS100-LTLCardinality-08 finished in 34737 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(G((p0||X(X(X(X(F((p1&&G(p2))))))))))))'
Support contains 4 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 677/677 transitions.
Applied a total of 0 rules in 4 ms. Remains 77 /77 variables (removed 0) and now considering 677/677 (removed 0) transitions.
Running 659 sub problems to find dead transitions.
[2025-06-03 22:28:48] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
// Phase 1: matrix 51 rows 77 cols
[2025-06-03 22:28:48] [INFO ] Computed 26 invariants in 0 ms
[2025-06-03 22:28:48] [INFO ] State equation strengthened by 33 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 136 constraints, problems are : Problem set: 0 solved, 659 unsolved in 14405 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 659 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 659/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 128/128 variables, and 795 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20027 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34525ms problems are : Problem set: 0 solved, 659 unsolved
Search for dead transitions found 0 dead transitions in 34527ms
[2025-06-03 22:29:22] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:29:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:29:22] [INFO ] Implicit Places using invariants in 81 ms returned []
[2025-06-03 22:29:22] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:29:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:29:22] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-03 22:29:22] [INFO ] Implicit Places using invariants and state equation in 96 ms returned []
Implicit Place search using SMT with State Equation took 178 ms to find 0 implicit places.
Running 659 sub problems to find dead transitions.
[2025-06-03 22:29:22] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:29:22] [INFO ] Invariant cache hit.
[2025-06-03 22:29:22] [INFO ] State equation strengthened by 33 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 136 constraints, problems are : Problem set: 0 solved, 659 unsolved in 14480 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 659 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 659/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 128/128 variables, and 795 constraints, problems are : Problem set: 0 solved, 659 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 44601ms problems are : Problem set: 0 solved, 659 unsolved
Search for dead transitions found 0 dead transitions in 44605ms
Finished structural reductions in LTL mode , in 1 iterations and 79318 ms. Remains : 77/77 places, 677/677 transitions.
Stuttering acceptance computed with spot in 333 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (NOT p2)]
Running random walk in product with property : PhaseVariation-PT-D05CS100-LTLCardinality-10
Stuttering criterion allowed to conclude after 228 steps with 1 reset in 2 ms.
FORMULA PhaseVariation-PT-D05CS100-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D05CS100-LTLCardinality-10 finished in 79687 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((F((p0||X(X(X(p1))))) U (G(F((p0||X(X(X(p1))))))||(p2&&F((p0||X(X(X(p1))))))))))'
Support contains 4 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 677/677 transitions.
Applied a total of 0 rules in 2 ms. Remains 77 /77 variables (removed 0) and now considering 677/677 (removed 0) transitions.
Running 659 sub problems to find dead transitions.
[2025-06-03 22:30:07] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:30:07] [INFO ] Invariant cache hit.
[2025-06-03 22:30:07] [INFO ] State equation strengthened by 33 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 136 constraints, problems are : Problem set: 0 solved, 659 unsolved in 14027 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 659 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 659/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 128/128 variables, and 795 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20020 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34148ms problems are : Problem set: 0 solved, 659 unsolved
Search for dead transitions found 0 dead transitions in 34149ms
[2025-06-03 22:30:41] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:30:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:30:42] [INFO ] Implicit Places using invariants in 78 ms returned []
[2025-06-03 22:30:42] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:30:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:30:42] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-03 22:30:42] [INFO ] Implicit Places using invariants and state equation in 104 ms returned [12]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 184 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 76/77 places, 677/677 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 238 transitions
Redundant transition composition rules discarded 238 transitions
Iterating global reduction 0 with 238 rules applied. Total rules applied 238 place count 76 transition count 439
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 247 place count 70 transition count 436
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 254 place count 63 transition count 404
Iterating global reduction 1 with 7 rules applied. Total rules applied 261 place count 63 transition count 404
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 266 place count 63 transition count 399
Applied a total of 266 rules in 6 ms. Remains 63 /76 variables (removed 13) and now considering 399/677 (removed 278) transitions.
[2025-06-03 22:30:42] [INFO ] Flow matrix only has 41 transitions (discarded 358 similar events)
// Phase 1: matrix 41 rows 63 cols
[2025-06-03 22:30:42] [INFO ] Computed 22 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:30:42] [INFO ] Implicit Places using invariants in 57 ms returned []
[2025-06-03 22:30:42] [INFO ] Flow matrix only has 41 transitions (discarded 358 similar events)
[2025-06-03 22:30:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:30:42] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-03 22:30:42] [INFO ] Implicit Places using invariants and state equation in 69 ms returned []
Implicit Place search using SMT with State Equation took 127 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 63/77 places, 399/677 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 34469 ms. Remains : 63/77 places, 399/677 transitions.
Stuttering acceptance computed with spot in 239 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : PhaseVariation-PT-D05CS100-LTLCardinality-11
Product exploration explored 100000 steps with 50000 reset in 214 ms.
Product exploration explored 100000 steps with 50000 reset in 202 ms.
Computed a total of 63 stabilizing places and 399 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 63 transition count 399
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Knowledge obtained : [(AND p2 p0 p1), (X p2), (X (NOT (AND (NOT p0) p2))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X p0), (X p1), (X (X p2)), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X p1)), (X (X (NOT (AND (NOT p0) (NOT p1) p2)))), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 16 factoid took 23 ms. Reduced automaton from 6 states, 10 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA PhaseVariation-PT-D05CS100-LTLCardinality-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property PhaseVariation-PT-D05CS100-LTLCardinality-11 finished in 35233 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 U (p1||G(p0))))&&F((p0 U (G(p0)||(p0&&G(p2))))))))'
Support contains 4 out of 77 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 77/77 places, 677/677 transitions.
Applied a total of 0 rules in 62 ms. Remains 77 /77 variables (removed 0) and now considering 677/677 (removed 0) transitions.
Running 659 sub problems to find dead transitions.
[2025-06-03 22:30:43] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
// Phase 1: matrix 51 rows 77 cols
[2025-06-03 22:30:43] [INFO ] Computed 26 invariants in 1 ms
[2025-06-03 22:30:43] [INFO ] State equation strengthened by 33 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 136 constraints, problems are : Problem set: 0 solved, 659 unsolved in 13937 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 659 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 659/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
Error getting values : (error "ParserException while parsing response: ((t0 1)
(t1 1)
(t2 1)
(t3 4)
(t4 1)
(t5 timeout
4) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 128/128 variables, and 795 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20013 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34048ms problems are : Problem set: 0 solved, 659 unsolved
Search for dead transitions found 0 dead transitions in 34049ms
[2025-06-03 22:31:17] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:31:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:31:17] [INFO ] Implicit Places using invariants in 72 ms returned []
[2025-06-03 22:31:17] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:31:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:31:17] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-03 22:31:17] [INFO ] Implicit Places using invariants and state equation in 98 ms returned [12]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 173 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 76/77 places, 677/677 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 238 transitions
Redundant transition composition rules discarded 238 transitions
Iterating global reduction 0 with 238 rules applied. Total rules applied 238 place count 76 transition count 439
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 247 place count 70 transition count 436
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 254 place count 63 transition count 404
Iterating global reduction 1 with 7 rules applied. Total rules applied 261 place count 63 transition count 404
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 266 place count 63 transition count 399
Applied a total of 266 rules in 55 ms. Remains 63 /76 variables (removed 13) and now considering 399/677 (removed 278) transitions.
[2025-06-03 22:31:17] [INFO ] Flow matrix only has 41 transitions (discarded 358 similar events)
// Phase 1: matrix 41 rows 63 cols
[2025-06-03 22:31:17] [INFO ] Computed 22 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:31:17] [INFO ] Implicit Places using invariants in 58 ms returned []
[2025-06-03 22:31:17] [INFO ] Flow matrix only has 41 transitions (discarded 358 similar events)
[2025-06-03 22:31:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:31:17] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-03 22:31:17] [INFO ] Implicit Places using invariants and state equation in 76 ms returned []
Implicit Place search using SMT with State Equation took 149 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 63/77 places, 399/677 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 34490 ms. Remains : 63/77 places, 399/677 transitions.
Stuttering acceptance computed with spot in 129 ms :[(NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : PhaseVariation-PT-D05CS100-LTLCardinality-13
Stuttering criterion allowed to conclude after 215 steps with 1 reset in 3 ms.
FORMULA PhaseVariation-PT-D05CS100-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D05CS100-LTLCardinality-13 finished in 34641 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((F((p0||G(p1)))&&X((X(!p0) U ((X(!p0)&&G(p2))||X(G(!p0))))))))'
Support contains 3 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 677/677 transitions.
Applied a total of 0 rules in 4 ms. Remains 77 /77 variables (removed 0) and now considering 677/677 (removed 0) transitions.
Running 659 sub problems to find dead transitions.
[2025-06-03 22:31:17] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
// Phase 1: matrix 51 rows 77 cols
[2025-06-03 22:31:17] [INFO ] Computed 26 invariants in 1 ms
[2025-06-03 22:31:17] [INFO ] State equation strengthened by 33 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 136 constraints, problems are : Problem set: 0 solved, 659 unsolved in 14071 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 659 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 659/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 128/128 variables, and 795 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20025 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34180ms problems are : Problem set: 0 solved, 659 unsolved
Search for dead transitions found 0 dead transitions in 34183ms
[2025-06-03 22:31:51] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:31:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:31:51] [INFO ] Implicit Places using invariants in 77 ms returned []
[2025-06-03 22:31:51] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:31:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:31:52] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-03 22:31:52] [INFO ] Implicit Places using invariants and state equation in 96 ms returned [12]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 175 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 76/77 places, 677/677 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 238 transitions
Redundant transition composition rules discarded 238 transitions
Iterating global reduction 0 with 238 rules applied. Total rules applied 238 place count 76 transition count 439
Reduce places removed 7 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 249 place count 69 transition count 435
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 257 place count 61 transition count 402
Iterating global reduction 1 with 8 rules applied. Total rules applied 265 place count 61 transition count 402
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 270 place count 61 transition count 397
Applied a total of 270 rules in 6 ms. Remains 61 /76 variables (removed 15) and now considering 397/677 (removed 280) transitions.
[2025-06-03 22:31:52] [INFO ] Flow matrix only has 39 transitions (discarded 358 similar events)
// Phase 1: matrix 39 rows 61 cols
[2025-06-03 22:31:52] [INFO ] Computed 22 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:31:52] [INFO ] Implicit Places using invariants in 56 ms returned []
[2025-06-03 22:31:52] [INFO ] Flow matrix only has 39 transitions (discarded 358 similar events)
[2025-06-03 22:31:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:31:52] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-03 22:31:52] [INFO ] Implicit Places using invariants and state equation in 71 ms returned []
Implicit Place search using SMT with State Equation took 130 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 61/77 places, 397/677 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 34501 ms. Remains : 61/77 places, 397/677 transitions.
Stuttering acceptance computed with spot in 316 ms :[(OR (NOT p1) p0), (OR (NOT p1) p0), (AND (NOT p0) (NOT p1)), p0, p0, (AND p0 (NOT p2)), true, (AND p0 (NOT p2)), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : PhaseVariation-PT-D05CS100-LTLCardinality-14
Entered a terminal (fully accepting) state of product in 29 steps with 3 reset in 1 ms.
FORMULA PhaseVariation-PT-D05CS100-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D05CS100-LTLCardinality-14 finished in 34844 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' '!((p0 U X((p1&&X((G(p3)&&p2))))))'
Support contains 5 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 677/677 transitions.
Applied a total of 0 rules in 4 ms. Remains 77 /77 variables (removed 0) and now considering 677/677 (removed 0) transitions.
Running 659 sub problems to find dead transitions.
[2025-06-03 22:31:52] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
// Phase 1: matrix 51 rows 77 cols
[2025-06-03 22:31:52] [INFO ] Computed 26 invariants in 1 ms
[2025-06-03 22:31:52] [INFO ] State equation strengthened by 33 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 136 constraints, problems are : Problem set: 0 solved, 659 unsolved in 14220 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 659 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 659/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 128/128 variables, and 795 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20018 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34322ms problems are : Problem set: 0 solved, 659 unsolved
Search for dead transitions found 0 dead transitions in 34324ms
[2025-06-03 22:32:26] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:32:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:32:26] [INFO ] Implicit Places using invariants in 74 ms returned []
[2025-06-03 22:32:26] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:32:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:32:26] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-03 22:32:27] [INFO ] Implicit Places using invariants and state equation in 95 ms returned [12]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 172 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 76/77 places, 677/677 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 238 transitions
Redundant transition composition rules discarded 238 transitions
Iterating global reduction 0 with 238 rules applied. Total rules applied 238 place count 76 transition count 439
Reduce places removed 7 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 249 place count 69 transition count 435
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 256 place count 62 transition count 408
Iterating global reduction 1 with 7 rules applied. Total rules applied 263 place count 62 transition count 408
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 267 place count 62 transition count 404
Applied a total of 267 rules in 6 ms. Remains 62 /76 variables (removed 14) and now considering 404/677 (removed 273) transitions.
[2025-06-03 22:32:27] [INFO ] Flow matrix only has 40 transitions (discarded 364 similar events)
// Phase 1: matrix 40 rows 62 cols
[2025-06-03 22:32:27] [INFO ] Computed 22 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:32:27] [INFO ] Implicit Places using invariants in 56 ms returned []
[2025-06-03 22:32:27] [INFO ] Flow matrix only has 40 transitions (discarded 364 similar events)
[2025-06-03 22:32:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:32:27] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-03 22:32:27] [INFO ] Implicit Places using invariants and state equation in 77 ms returned []
Implicit Place search using SMT with State Equation took 136 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 62/77 places, 404/677 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 34647 ms. Remains : 62/77 places, 404/677 transitions.
Stuttering acceptance computed with spot in 368 ms :[(OR (NOT p2) (NOT p1) (NOT p3)), (OR (NOT p1) (NOT p3) (NOT p2)), (OR (NOT p2) (NOT p1) (NOT p3)), true, (OR (NOT p2) (NOT p3)), (NOT p3), (OR (NOT p3) (NOT p2)), (OR (NOT p3) (NOT p2)), (NOT p3), (NOT p3)]
Running random walk in product with property : PhaseVariation-PT-D05CS100-LTLCardinality-15
Stuttering criterion allowed to conclude after 105 steps with 0 reset in 3 ms.
FORMULA PhaseVariation-PT-D05CS100-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D05CS100-LTLCardinality-15 finished in 35038 ms.
All properties solved by simple procedures.
Total runtime 510517 ms.

BK_STOP 1748989947926

--------------------
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
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -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 LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="PhaseVariation-PT-D05CS100"
export BK_EXAMINATION="LTLCardinality"
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 PhaseVariation-PT-D05CS100, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r142-tall-174876813300779"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PhaseVariation-PT-D05CS100.tgz
mv PhaseVariation-PT-D05CS100 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "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 [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.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 '' LTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
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 ;