About the Execution of ITS-Tools for PaceMaker-PT-none
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 934005.00 | 0.00 | 0.00 | FFFFFTFFFFFFFFFT | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r142-tall-174876812400348.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is PaceMaker-PT-none, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r142-tall-174876812400348
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 648K
-rw-r--r-- 1 mcc users 6.5K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 60K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.1K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 64K 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 5.8K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.1K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.0K 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 13K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 119K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 15K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 93K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K 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 5 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 158K 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 PaceMaker-PT-none-LTLFireability-00
FORMULA_NAME PaceMaker-PT-none-LTLFireability-01
FORMULA_NAME PaceMaker-PT-none-LTLFireability-02
FORMULA_NAME PaceMaker-PT-none-LTLFireability-03
FORMULA_NAME PaceMaker-PT-none-LTLFireability-04
FORMULA_NAME PaceMaker-PT-none-LTLFireability-05
FORMULA_NAME PaceMaker-PT-none-LTLFireability-06
FORMULA_NAME PaceMaker-PT-none-LTLFireability-07
FORMULA_NAME PaceMaker-PT-none-LTLFireability-08
FORMULA_NAME PaceMaker-PT-none-LTLFireability-09
FORMULA_NAME PaceMaker-PT-none-LTLFireability-10
FORMULA_NAME PaceMaker-PT-none-LTLFireability-11
FORMULA_NAME PaceMaker-PT-none-LTLFireability-12
FORMULA_NAME PaceMaker-PT-none-LTLFireability-13
FORMULA_NAME PaceMaker-PT-none-LTLFireability-14
FORMULA_NAME PaceMaker-PT-none-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1748877932631
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=PaceMaker-PT-none
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-02 15:25:33] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-02 15:25:33] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 15:25:34] [INFO ] Load time of PNML (sax parser for PT used): 75 ms
[2025-06-02 15:25:34] [INFO ] Transformed 70 places.
[2025-06-02 15:25:34] [INFO ] Transformed 164 transitions.
[2025-06-02 15:25:34] [INFO ] Parsed PT model containing 70 places and 164 transitions and 954 arcs in 161 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 9 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 5 formulas.
FORMULA PaceMaker-PT-none-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PaceMaker-PT-none-LTLFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PaceMaker-PT-none-LTLFireability-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PaceMaker-PT-none-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PaceMaker-PT-none-LTLFireability-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 47 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 164/164 transitions.
Applied a total of 0 rules in 10 ms. Remains 70 /70 variables (removed 0) and now considering 164/164 (removed 0) transitions.
Running 153 sub problems to find dead transitions.
[2025-06-02 15:25:34] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
Normalized transition count is 93 out of 158 initially.
// Phase 1: matrix 93 rows 70 cols
[2025-06-02 15:25:34] [INFO ] Computed 35 invariants in 6 ms
[2025-06-02 15:25:34] [INFO ] State equation strengthened by 131 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 2 (OVERLAPS) 158/228 variables, 70/105 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 5 (OVERLAPS) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
No progress, stopping.
After SMT solving in domain Real declared 228/228 variables, and 236 constraints, problems are : Problem set: 0 solved, 153 unsolved in 4841 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 153 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 2 (OVERLAPS) 158/228 variables, 70/105 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 153/389 constraints. Problems are: Problem set: 0 solved, 153 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 15:25:57] [INFO ] Deduced a trap composed of 1 places in 38 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 15:25:57] [INFO ] Deduced a trap composed of 1 places in 27 ms of which 2 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 228/228 variables, and 391 constraints, problems are : Problem set: 0 solved, 153 unsolved in 20024 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 24992ms problems are : Problem set: 0 solved, 153 unsolved
Search for dead transitions found 0 dead transitions in 25011ms
[2025-06-02 15:25:59] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2025-06-02 15:25:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 15:25:59] [INFO ] Implicit Places using invariants in 46 ms returned []
[2025-06-02 15:25:59] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2025-06-02 15:25:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 15:25:59] [INFO ] State equation strengthened by 131 read => feed constraints.
[2025-06-02 15:25:59] [INFO ] Implicit Places using invariants and state equation in 96 ms returned []
Implicit Place search using SMT with State Equation took 148 ms to find 0 implicit places.
Running 153 sub problems to find dead transitions.
[2025-06-02 15:25:59] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2025-06-02 15:25:59] [INFO ] Invariant cache hit.
[2025-06-02 15:25:59] [INFO ] State equation strengthened by 131 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 2 (OVERLAPS) 158/228 variables, 70/105 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 5 (OVERLAPS) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
No progress, stopping.
After SMT solving in domain Real declared 228/228 variables, and 236 constraints, problems are : Problem set: 0 solved, 153 unsolved in 4358 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 153 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 2 (OVERLAPS) 158/228 variables, 70/105 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 153/389 constraints. Problems are: Problem set: 0 solved, 153 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 228/228 variables, and 389 constraints, problems are : Problem set: 0 solved, 153 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34420ms problems are : Problem set: 0 solved, 153 unsolved
Search for dead transitions found 0 dead transitions in 34422ms
Finished structural reductions in LTL mode , in 1 iterations and 59640 ms. Remains : 70/70 places, 164/164 transitions.
Support contains 47 out of 70 places after structural reductions.
[2025-06-02 15:26:33] [INFO ] Flatten gal took : 32 ms
[2025-06-02 15:26:33] [INFO ] Flatten gal took : 13 ms
[2025-06-02 15:26:34] [INFO ] Input system was already deterministic with 164 transitions.
Support contains 44 out of 70 places (down from 47) after GAL structural reductions.
Reduction of identical properties reduced properties to check from 27 to 24
RANDOM walk for 40000 steps (8 resets) in 1174 ms. (34 steps per ms) remains 2/24 properties
BEST_FIRST walk for 40004 steps (8 resets) in 117 ms. (339 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 114 ms. (347 steps per ms) remains 2/2 properties
[2025-06-02 15:26:34] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2025-06-02 15:26:34] [INFO ] Invariant cache hit.
[2025-06-02 15:26:34] [INFO ] State equation strengthened by 131 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 1/8 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 31/39 variables, 8/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 15/27 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 48/87 variables, 20/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/87 variables, 10/57 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/87 variables, 17/74 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/87 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 25/112 variables, 8/82 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/112 variables, 4/86 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/112 variables, 27/113 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/112 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 10/122 variables, 7/120 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/122 variables, 1/121 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/122 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 65/187 variables, 18/139 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/187 variables, 9/148 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/187 variables, 43/191 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/187 variables, 0/191 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (OVERLAPS) 9/196 variables, 6/197 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/196 variables, 3/200 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/196 variables, 0/200 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 25 (OVERLAPS) 10/206 variables, 9/209 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/206 variables, 3/212 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/206 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 28 (OVERLAPS) 22/228 variables, 10/222 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/228 variables, 5/227 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/228 variables, 9/236 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 32 (OVERLAPS) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 228/228 variables, and 236 constraints, problems are : Problem set: 0 solved, 2 unsolved in 193 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 1/8 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 31/39 variables, 8/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 15/27 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 48/87 variables, 20/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/87 variables, 10/57 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/87 variables, 17/74 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/87 variables, 1/75 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/87 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 25/112 variables, 8/83 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/112 variables, 4/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/112 variables, 27/114 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/112 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 10/122 variables, 7/121 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/122 variables, 1/122 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/122 variables, 0/122 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 65/187 variables, 18/140 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/187 variables, 9/149 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/187 variables, 43/192 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/187 variables, 1/193 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 15:26:35] [INFO ] Deduced a trap composed of 1 places in 27 ms of which 1 ms to minimize.
At refinement iteration 23 (INCLUDED_ONLY) 0/187 variables, 1/194 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/187 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 25 (OVERLAPS) 9/196 variables, 6/200 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/196 variables, 3/203 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/196 variables, 0/203 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 28 (OVERLAPS) 10/206 variables, 9/212 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/206 variables, 3/215 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/206 variables, 0/215 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 31 (OVERLAPS) 22/228 variables, 10/225 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/228 variables, 5/230 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/228 variables, 9/239 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 34 (INCLUDED_ONLY) 0/228 variables, 0/239 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 35 (OVERLAPS) 0/228 variables, 0/239 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 228/228 variables, and 239 constraints, problems are : Problem set: 0 solved, 2 unsolved in 582 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 782ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 1 properties in 30001 ms.
Support contains 7 out of 70 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 70/70 places, 164/164 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 9 rules applied. Total rules applied 9 place count 64 transition count 161
Applied a total of 9 rules in 19 ms. Remains 64 /70 variables (removed 6) and now considering 161/164 (removed 3) transitions.
Running 150 sub problems to find dead transitions.
[2025-06-02 15:27:05] [INFO ] Flow matrix only has 155 transitions (discarded 6 similar events)
Normalized transition count is 90 out of 155 initially.
// Phase 1: matrix 90 rows 64 cols
[2025-06-02 15:27:05] [INFO ] Computed 32 invariants in 1 ms
[2025-06-02 15:27:05] [INFO ] State equation strengthened by 131 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 32/32 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 2 (OVERLAPS) 155/219 variables, 64/96 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/219 variables, 131/227 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 5 (OVERLAPS) 0/219 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 150 unsolved
No progress, stopping.
After SMT solving in domain Real declared 219/219 variables, and 227 constraints, problems are : Problem set: 0 solved, 150 unsolved in 4299 ms.
Refiners :[Positive P Invariants (semi-flows): 32/32 constraints, State Equation: 64/64 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 150/150 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 150 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 32/32 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 2 (OVERLAPS) 155/219 variables, 64/96 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/219 variables, 131/227 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 150/377 constraints. Problems are: Problem set: 0 solved, 150 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 219/219 variables, and 377 constraints, problems are : Problem set: 0 solved, 150 unsolved in 20019 ms.
Refiners :[Positive P Invariants (semi-flows): 32/32 constraints, State Equation: 64/64 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 150/150 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 24360ms problems are : Problem set: 0 solved, 150 unsolved
Search for dead transitions found 0 dead transitions in 24361ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24382 ms. Remains : 64/70 places, 161/164 transitions.
RANDOM walk for 40000 steps (8 resets) in 1327 ms. (30 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 87 ms. (454 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1185474 steps, run timeout after 3001 ms. (steps per millisecond=395 ) properties seen :0 out of 1
Probabilistic random walk after 1185474 steps, saw 814679 distinct states, run finished after 3006 ms. (steps per millisecond=394 ) properties seen :0
[2025-06-02 15:27:33] [INFO ] Flow matrix only has 155 transitions (discarded 6 similar events)
[2025-06-02 15:27:33] [INFO ] Invariant cache hit.
[2025-06-02 15:27:33] [INFO ] State equation strengthened by 131 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 1/8 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 31/39 variables, 8/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 15/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 39/78 variables, 14/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/78 variables, 7/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/78 variables, 17/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/78 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 25/103 variables, 8/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/103 variables, 4/77 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/103 variables, 27/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/103 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 10/113 variables, 7/111 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/113 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/113 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 65/178 variables, 18/130 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/178 variables, 9/139 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/178 variables, 43/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/178 variables, 0/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 9/187 variables, 6/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/187 variables, 3/191 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/187 variables, 0/191 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 10/197 variables, 9/200 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/197 variables, 3/203 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/197 variables, 0/203 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 22/219 variables, 10/213 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/219 variables, 5/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/219 variables, 9/227 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/219 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 32 (OVERLAPS) 0/219 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 219/219 variables, and 227 constraints, problems are : Problem set: 0 solved, 1 unsolved in 162 ms.
Refiners :[Positive P Invariants (semi-flows): 32/32 constraints, State Equation: 64/64 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 1/8 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 31/39 variables, 8/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 15/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 39/78 variables, 14/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/78 variables, 7/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/78 variables, 17/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/78 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 25/103 variables, 8/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/103 variables, 4/77 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/103 variables, 27/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/103 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 10/113 variables, 7/111 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/113 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/113 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 65/178 variables, 18/130 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/178 variables, 9/139 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/178 variables, 43/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/178 variables, 1/183 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/178 variables, 0/183 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 9/187 variables, 6/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/187 variables, 3/192 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/187 variables, 0/192 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 10/197 variables, 9/201 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/197 variables, 3/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/197 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 22/219 variables, 10/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/219 variables, 5/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/219 variables, 9/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/219 variables, 0/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 33 (OVERLAPS) 0/219 variables, 0/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 219/219 variables, and 228 constraints, problems are : Problem set: 0 solved, 1 unsolved in 268 ms.
Refiners :[Positive P Invariants (semi-flows): 32/32 constraints, State Equation: 64/64 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 437ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 116 ms.
Support contains 7 out of 64 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 64/64 places, 161/161 transitions.
Applied a total of 0 rules in 5 ms. Remains 64 /64 variables (removed 0) and now considering 161/161 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 64/64 places, 161/161 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 64/64 places, 161/161 transitions.
Applied a total of 0 rules in 5 ms. Remains 64 /64 variables (removed 0) and now considering 161/161 (removed 0) transitions.
[2025-06-02 15:27:33] [INFO ] Flow matrix only has 155 transitions (discarded 6 similar events)
[2025-06-02 15:27:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 15:27:33] [INFO ] Implicit Places using invariants in 50 ms returned []
[2025-06-02 15:27:33] [INFO ] Flow matrix only has 155 transitions (discarded 6 similar events)
[2025-06-02 15:27:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 15:27:33] [INFO ] State equation strengthened by 131 read => feed constraints.
[2025-06-02 15:27:33] [INFO ] Implicit Places using invariants and state equation in 158 ms returned []
Implicit Place search using SMT with State Equation took 212 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 15:27:33] [INFO ] Redundant transitions in 7 ms returned []
Running 150 sub problems to find dead transitions.
[2025-06-02 15:27:33] [INFO ] Flow matrix only has 155 transitions (discarded 6 similar events)
[2025-06-02 15:27:33] [INFO ] Invariant cache hit.
[2025-06-02 15:27:33] [INFO ] State equation strengthened by 131 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 32/32 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 2 (OVERLAPS) 155/219 variables, 64/96 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/219 variables, 131/227 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 5 (OVERLAPS) 0/219 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 150 unsolved
No progress, stopping.
After SMT solving in domain Real declared 219/219 variables, and 227 constraints, problems are : Problem set: 0 solved, 150 unsolved in 4117 ms.
Refiners :[Positive P Invariants (semi-flows): 32/32 constraints, State Equation: 64/64 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 150/150 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 150 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 32/32 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 2 (OVERLAPS) 155/219 variables, 64/96 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/219 variables, 131/227 constraints. Problems are: Problem set: 0 solved, 150 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 219/219 variables, and 377 constraints, problems are : Problem set: 0 solved, 150 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 32/32 constraints, State Equation: 64/64 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 150/150 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34170ms problems are : Problem set: 0 solved, 150 unsolved
Search for dead transitions found 0 dead transitions in 34171ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34399 ms. Remains : 64/64 places, 161/161 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (complete) has 224 edges and 64 vertex of which 30 are kept as prefixes of interest. Removing 34 places using SCC suffix rule.1 ms
Discarding 34 places :
Also discarding 83 output transitions
Drop transitions (Output transitions of discarded places.) removed 83 transitions
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 5 place count 30 transition count 74
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 9 rules applied. Total rules applied 14 place count 24 transition count 71
Graph (complete) has 124 edges and 24 vertex of which 20 are kept as prefixes of interest. Removing 4 places using SCC suffix rule.1 ms
Discarding 4 places :
Also discarding 4 output transitions
Drop transitions (Output transitions of discarded places.) removed 4 transitions
Iterating post reduction 1 with 1 rules applied. Total rules applied 15 place count 20 transition count 67
Applied a total of 15 rules in 23 ms. Remains 20 /64 variables (removed 44) and now considering 67/161 (removed 94) transitions.
Running SMT prover for 1 properties.
[2025-06-02 15:28:08] [INFO ] Flow matrix only has 65 transitions (discarded 2 similar events)
Normalized transition count is 43 out of 65 initially.
// Phase 1: matrix 43 rows 20 cols
[2025-06-02 15:28:08] [INFO ] Computed 10 invariants in 1 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 15:28:08] [INFO ] [Real]Absence check using 10 positive place invariants in 15 ms returned sat
[2025-06-02 15:28:08] [INFO ] After 74ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 15:28:08] [INFO ] [Nat]Absence check using 10 positive place invariants in 1 ms returned sat
[2025-06-02 15:28:08] [INFO ] After 19ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2025-06-02 15:28:08] [INFO ] State equation strengthened by 59 read => feed constraints.
[2025-06-02 15:28:08] [INFO ] After 693ms SMT Verify possible using 59 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2025-06-02 15:28:08] [INFO ] After 704ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2025-06-02 15:28:08] [INFO ] After 750ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 857 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0||X((X(G((!p0||F(!p1)))) U (X(G((!p0||F(!p1))))&&p2)))) U X(X(X(p0)))))'
Support contains 7 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 164/164 transitions.
Applied a total of 0 rules in 1 ms. Remains 70 /70 variables (removed 0) and now considering 164/164 (removed 0) transitions.
Running 153 sub problems to find dead transitions.
[2025-06-02 15:28:09] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
Normalized transition count is 93 out of 158 initially.
// Phase 1: matrix 93 rows 70 cols
[2025-06-02 15:28:09] [INFO ] Computed 35 invariants in 1 ms
[2025-06-02 15:28:09] [INFO ] State equation strengthened by 131 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 2 (OVERLAPS) 158/228 variables, 70/105 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 5 (OVERLAPS) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
No progress, stopping.
After SMT solving in domain Real declared 228/228 variables, and 236 constraints, problems are : Problem set: 0 solved, 153 unsolved in 4344 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 153 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 2 (OVERLAPS) 158/228 variables, 70/105 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 228/228 variables, and 389 constraints, problems are : Problem set: 0 solved, 153 unsolved in 20024 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 24402ms problems are : Problem set: 0 solved, 153 unsolved
Search for dead transitions found 0 dead transitions in 24403ms
[2025-06-02 15:28:33] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2025-06-02 15:28:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 15:28:33] [INFO ] Implicit Places using invariants in 65 ms returned []
[2025-06-02 15:28:33] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2025-06-02 15:28:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 15:28:33] [INFO ] State equation strengthened by 131 read => feed constraints.
[2025-06-02 15:28:33] [INFO ] Implicit Places using invariants and state equation in 172 ms returned []
Implicit Place search using SMT with State Equation took 250 ms to find 0 implicit places.
Running 153 sub problems to find dead transitions.
[2025-06-02 15:28:33] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2025-06-02 15:28:33] [INFO ] Invariant cache hit.
[2025-06-02 15:28:33] [INFO ] State equation strengthened by 131 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 2 (OVERLAPS) 158/228 variables, 70/105 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 5 (OVERLAPS) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
No progress, stopping.
After SMT solving in domain Real declared 228/228 variables, and 236 constraints, problems are : Problem set: 0 solved, 153 unsolved in 4216 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 153 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 2 (OVERLAPS) 158/228 variables, 70/105 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 228/228 variables, and 389 constraints, problems are : Problem set: 0 solved, 153 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34264ms problems are : Problem set: 0 solved, 153 unsolved
Search for dead transitions found 0 dead transitions in 34265ms
Finished structural reductions in LTL mode , in 1 iterations and 58919 ms. Remains : 70/70 places, 164/164 transitions.
Stuttering acceptance computed with spot in 818 ms :[(NOT p0), (AND (NOT p0) (NOT p2)), (NOT p0), (AND (NOT p0) (NOT p2)), false, (AND (NOT p0) (NOT p2)), (NOT p0), (AND (NOT p0) (NOT p2)), false, (AND p1 (NOT p0)), (AND (NOT p0) (NOT p2)), false, (AND (NOT p0) (NOT p2)), (NOT p0), (AND p0 p1), (OR (NOT p2) (AND p0 p1)), p1]
Running random walk in product with property : PaceMaker-PT-none-LTLFireability-00
Product exploration explored 100000 steps with 190 reset in 401 ms.
Stack based approach found an accepted trace after 693 steps with 2 reset with depth 267 and stack size 258 in 3 ms.
FORMULA PaceMaker-PT-none-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property PaceMaker-PT-none-LTLFireability-00 finished in 60210 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(((G(p0) U p1) U p2)) U (X(F(p4))&&p3)))'
Support contains 6 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 164/164 transitions.
Applied a total of 0 rules in 1 ms. Remains 70 /70 variables (removed 0) and now considering 164/164 (removed 0) transitions.
Running 153 sub problems to find dead transitions.
[2025-06-02 15:29:09] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2025-06-02 15:29:09] [INFO ] Invariant cache hit.
[2025-06-02 15:29:09] [INFO ] State equation strengthened by 131 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 2 (OVERLAPS) 158/228 variables, 70/105 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 5 (OVERLAPS) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
No progress, stopping.
After SMT solving in domain Real declared 228/228 variables, and 236 constraints, problems are : Problem set: 0 solved, 153 unsolved in 4274 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 153 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 2 (OVERLAPS) 158/228 variables, 70/105 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 228/228 variables, and 389 constraints, problems are : Problem set: 0 solved, 153 unsolved in 20035 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 24333ms problems are : Problem set: 0 solved, 153 unsolved
Search for dead transitions found 0 dead transitions in 24334ms
[2025-06-02 15:29:33] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2025-06-02 15:29:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 15:29:33] [INFO ] Implicit Places using invariants in 60 ms returned []
[2025-06-02 15:29:33] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2025-06-02 15:29:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 15:29:33] [INFO ] State equation strengthened by 131 read => feed constraints.
[2025-06-02 15:29:33] [INFO ] Implicit Places using invariants and state equation in 161 ms returned []
Implicit Place search using SMT with State Equation took 223 ms to find 0 implicit places.
Running 153 sub problems to find dead transitions.
[2025-06-02 15:29:33] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2025-06-02 15:29:34] [INFO ] Invariant cache hit.
[2025-06-02 15:29:34] [INFO ] State equation strengthened by 131 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 2 (OVERLAPS) 158/228 variables, 70/105 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 5 (OVERLAPS) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
No progress, stopping.
After SMT solving in domain Real declared 228/228 variables, and 236 constraints, problems are : Problem set: 0 solved, 153 unsolved in 4335 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 153 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 2 (OVERLAPS) 158/228 variables, 70/105 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 153/389 constraints. Problems are: Problem set: 0 solved, 153 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 228/228 variables, and 389 constraints, problems are : Problem set: 0 solved, 153 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34380ms problems are : Problem set: 0 solved, 153 unsolved
Search for dead transitions found 0 dead transitions in 34380ms
Finished structural reductions in LTL mode , in 1 iterations and 58940 ms. Remains : 70/70 places, 164/164 transitions.
Stuttering acceptance computed with spot in 238 ms :[(OR (NOT p3) (NOT p4)), (NOT p2), (NOT p4), true, (NOT p0), (NOT p1)]
Running random walk in product with property : PaceMaker-PT-none-LTLFireability-03
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA PaceMaker-PT-none-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PaceMaker-PT-none-LTLFireability-03 finished in 59204 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(p0))'
Support contains 1 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 164/164 transitions.
Applied a total of 0 rules in 2 ms. Remains 70 /70 variables (removed 0) and now considering 164/164 (removed 0) transitions.
Running 153 sub problems to find dead transitions.
[2025-06-02 15:30:08] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2025-06-02 15:30:08] [INFO ] Invariant cache hit.
[2025-06-02 15:30:08] [INFO ] State equation strengthened by 131 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 2 (OVERLAPS) 158/228 variables, 70/105 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 5 (OVERLAPS) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
No progress, stopping.
After SMT solving in domain Real declared 228/228 variables, and 236 constraints, problems are : Problem set: 0 solved, 153 unsolved in 4282 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 153 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 2 (OVERLAPS) 158/228 variables, 70/105 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 228/228 variables, and 389 constraints, problems are : Problem set: 0 solved, 153 unsolved in 20031 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 24339ms problems are : Problem set: 0 solved, 153 unsolved
Search for dead transitions found 0 dead transitions in 24340ms
[2025-06-02 15:30:32] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2025-06-02 15:30:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 15:30:33] [INFO ] Implicit Places using invariants in 59 ms returned []
[2025-06-02 15:30:33] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2025-06-02 15:30:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 15:30:33] [INFO ] State equation strengthened by 131 read => feed constraints.
[2025-06-02 15:30:33] [INFO ] Implicit Places using invariants and state equation in 182 ms returned []
Implicit Place search using SMT with State Equation took 243 ms to find 0 implicit places.
Running 153 sub problems to find dead transitions.
[2025-06-02 15:30:33] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2025-06-02 15:30:33] [INFO ] Invariant cache hit.
[2025-06-02 15:30:33] [INFO ] State equation strengthened by 131 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 2 (OVERLAPS) 158/228 variables, 70/105 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 5 (OVERLAPS) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
No progress, stopping.
After SMT solving in domain Real declared 228/228 variables, and 236 constraints, problems are : Problem set: 0 solved, 153 unsolved in 4284 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 153 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 2 (OVERLAPS) 158/228 variables, 70/105 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 153/389 constraints. Problems are: Problem set: 0 solved, 153 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 228/228 variables, and 389 constraints, problems are : Problem set: 0 solved, 153 unsolved in 30009 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34318ms problems are : Problem set: 0 solved, 153 unsolved
Search for dead transitions found 0 dead transitions in 34319ms
Finished structural reductions in LTL mode , in 1 iterations and 58906 ms. Remains : 70/70 places, 164/164 transitions.
Stuttering acceptance computed with spot in 80 ms :[(NOT p0), (NOT p0), true]
Running random walk in product with property : PaceMaker-PT-none-LTLFireability-04
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA PaceMaker-PT-none-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PaceMaker-PT-none-LTLFireability-04 finished in 59009 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 6 out of 70 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 70/70 places, 164/164 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 62 transition count 160
Applied a total of 12 rules in 16 ms. Remains 62 /70 variables (removed 8) and now considering 160/164 (removed 4) transitions.
Running 149 sub problems to find dead transitions.
[2025-06-02 15:31:07] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
Normalized transition count is 88 out of 154 initially.
// Phase 1: matrix 88 rows 62 cols
[2025-06-02 15:31:07] [INFO ] Computed 31 invariants in 2 ms
[2025-06-02 15:31:07] [INFO ] State equation strengthened by 131 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/62 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 2 (OVERLAPS) 154/216 variables, 62/93 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/216 variables, 131/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/216 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 5 (OVERLAPS) 0/216 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
No progress, stopping.
After SMT solving in domain Real declared 216/216 variables, and 224 constraints, problems are : Problem set: 0 solved, 149 unsolved in 4039 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 62/62 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 149/149 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 149 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/62 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 2 (OVERLAPS) 154/216 variables, 62/93 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/216 variables, 131/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 216/216 variables, and 373 constraints, problems are : Problem set: 0 solved, 149 unsolved in 20026 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 62/62 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 149/149 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 24088ms problems are : Problem set: 0 solved, 149 unsolved
Search for dead transitions found 0 dead transitions in 24088ms
[2025-06-02 15:31:31] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2025-06-02 15:31:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 15:31:31] [INFO ] Implicit Places using invariants in 55 ms returned []
[2025-06-02 15:31:31] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2025-06-02 15:31:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 15:31:31] [INFO ] State equation strengthened by 131 read => feed constraints.
[2025-06-02 15:31:31] [INFO ] Implicit Places using invariants and state equation in 166 ms returned []
Implicit Place search using SMT with State Equation took 223 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 15:31:31] [INFO ] Redundant transitions in 6 ms returned []
Running 149 sub problems to find dead transitions.
[2025-06-02 15:31:31] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2025-06-02 15:31:31] [INFO ] Invariant cache hit.
[2025-06-02 15:31:31] [INFO ] State equation strengthened by 131 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/62 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 2 (OVERLAPS) 154/216 variables, 62/93 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/216 variables, 131/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/216 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 5 (OVERLAPS) 0/216 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
No progress, stopping.
After SMT solving in domain Real declared 216/216 variables, and 224 constraints, problems are : Problem set: 0 solved, 149 unsolved in 3977 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 62/62 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 149/149 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 149 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/62 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 2 (OVERLAPS) 154/216 variables, 62/93 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/216 variables, 131/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 216/216 variables, and 373 constraints, problems are : Problem set: 0 solved, 149 unsolved in 30032 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 62/62 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 149/149 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34037ms problems are : Problem set: 0 solved, 149 unsolved
Search for dead transitions found 0 dead transitions in 34037ms
Starting structural reductions in SI_LTL mode, iteration 1 : 62/70 places, 160/164 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 58376 ms. Remains : 62/70 places, 160/164 transitions.
Stuttering acceptance computed with spot in 43 ms :[(NOT p0)]
Running random walk in product with property : PaceMaker-PT-none-LTLFireability-06
Product exploration explored 100000 steps with 0 reset in 275 ms.
Product exploration explored 100000 steps with 0 reset in 370 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 71 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
RANDOM walk for 443 steps (0 resets) in 11 ms. (36 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 86 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 28 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Support contains 6 out of 62 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 62/62 places, 160/160 transitions.
Applied a total of 0 rules in 10 ms. Remains 62 /62 variables (removed 0) and now considering 160/160 (removed 0) transitions.
Running 149 sub problems to find dead transitions.
[2025-06-02 15:32:07] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2025-06-02 15:32:07] [INFO ] Invariant cache hit.
[2025-06-02 15:32:07] [INFO ] State equation strengthened by 131 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/62 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 2 (OVERLAPS) 154/216 variables, 62/93 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/216 variables, 131/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/216 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 5 (OVERLAPS) 0/216 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
No progress, stopping.
After SMT solving in domain Real declared 216/216 variables, and 224 constraints, problems are : Problem set: 0 solved, 149 unsolved in 4006 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 62/62 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 149/149 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 149 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/62 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 2 (OVERLAPS) 154/216 variables, 62/93 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/216 variables, 131/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 216/216 variables, and 373 constraints, problems are : Problem set: 0 solved, 149 unsolved in 20028 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 62/62 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 149/149 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 24056ms problems are : Problem set: 0 solved, 149 unsolved
Search for dead transitions found 0 dead transitions in 24057ms
[2025-06-02 15:32:31] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2025-06-02 15:32:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 15:32:31] [INFO ] Implicit Places using invariants in 46 ms returned []
[2025-06-02 15:32:31] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2025-06-02 15:32:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 15:32:31] [INFO ] State equation strengthened by 131 read => feed constraints.
[2025-06-02 15:32:31] [INFO ] Implicit Places using invariants and state equation in 152 ms returned []
Implicit Place search using SMT with State Equation took 200 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 15:32:31] [INFO ] Redundant transitions in 7 ms returned []
Running 149 sub problems to find dead transitions.
[2025-06-02 15:32:31] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2025-06-02 15:32:31] [INFO ] Invariant cache hit.
[2025-06-02 15:32:31] [INFO ] State equation strengthened by 131 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/62 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 2 (OVERLAPS) 154/216 variables, 62/93 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/216 variables, 131/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/216 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 5 (OVERLAPS) 0/216 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
No progress, stopping.
After SMT solving in domain Real declared 216/216 variables, and 224 constraints, problems are : Problem set: 0 solved, 149 unsolved in 4009 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 62/62 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 149/149 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 149 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/62 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 2 (OVERLAPS) 154/216 variables, 62/93 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/216 variables, 131/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 216/216 variables, and 373 constraints, problems are : Problem set: 0 solved, 149 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 62/62 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 149/149 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34060ms problems are : Problem set: 0 solved, 149 unsolved
Search for dead transitions found 0 dead transitions in 34060ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 58339 ms. Remains : 62/62 places, 160/160 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 77 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
RANDOM walk for 10304 steps (3 resets) in 59 ms. (171 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 85 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 26 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Product exploration explored 100000 steps with 0 reset in 265 ms.
Product exploration explored 100000 steps with 0 reset in 299 ms.
Built C files in :
/tmp/ltsmin985166839803763804
[2025-06-02 15:33:06] [INFO ] Computing symmetric may disable matrix : 160 transitions.
[2025-06-02 15:33:06] [INFO ] Computation of Complete disable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-02 15:33:06] [INFO ] Computing symmetric may enable matrix : 160 transitions.
[2025-06-02 15:33:06] [INFO ] Computation of Complete enable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-02 15:33:06] [INFO ] Computing Do-Not-Accords matrix : 160 transitions.
[2025-06-02 15:33:06] [INFO ] Computation of Completed DNA matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-02 15:33:06] [INFO ] Built C files in 46ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin985166839803763804
Running compilation step : cd /tmp/ltsmin985166839803763804;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 443 ms.
Running link step : cd /tmp/ltsmin985166839803763804;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 46 ms.
Running LTSmin : cd /tmp/ltsmin985166839803763804;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased7501151852345582338.hoa' '--buchi-type=spotba'
LTSmin run took 710 ms.
FORMULA PaceMaker-PT-none-LTLFireability-06 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property PaceMaker-PT-none-LTLFireability-06 finished in 119901 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(F(!p1))) U X(X(p2))))'
Support contains 5 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 164/164 transitions.
Applied a total of 0 rules in 2 ms. Remains 70 /70 variables (removed 0) and now considering 164/164 (removed 0) transitions.
Running 153 sub problems to find dead transitions.
[2025-06-02 15:33:07] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
Normalized transition count is 93 out of 158 initially.
// Phase 1: matrix 93 rows 70 cols
[2025-06-02 15:33:07] [INFO ] Computed 35 invariants in 2 ms
[2025-06-02 15:33:07] [INFO ] State equation strengthened by 131 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 2 (OVERLAPS) 158/228 variables, 70/105 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 5 (OVERLAPS) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
No progress, stopping.
After SMT solving in domain Real declared 228/228 variables, and 236 constraints, problems are : Problem set: 0 solved, 153 unsolved in 4309 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 153 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 2 (OVERLAPS) 158/228 variables, 70/105 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 153/389 constraints. Problems are: Problem set: 0 solved, 153 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 228/228 variables, and 389 constraints, problems are : Problem set: 0 solved, 153 unsolved in 20019 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 24356ms problems are : Problem set: 0 solved, 153 unsolved
Search for dead transitions found 0 dead transitions in 24357ms
[2025-06-02 15:33:31] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2025-06-02 15:33:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 15:33:31] [INFO ] Implicit Places using invariants in 58 ms returned []
[2025-06-02 15:33:31] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2025-06-02 15:33:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 15:33:32] [INFO ] State equation strengthened by 131 read => feed constraints.
[2025-06-02 15:33:32] [INFO ] Implicit Places using invariants and state equation in 165 ms returned []
Implicit Place search using SMT with State Equation took 225 ms to find 0 implicit places.
Running 153 sub problems to find dead transitions.
[2025-06-02 15:33:32] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2025-06-02 15:33:32] [INFO ] Invariant cache hit.
[2025-06-02 15:33:32] [INFO ] State equation strengthened by 131 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 2 (OVERLAPS) 158/228 variables, 70/105 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 5 (OVERLAPS) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
No progress, stopping.
After SMT solving in domain Real declared 228/228 variables, and 236 constraints, problems are : Problem set: 0 solved, 153 unsolved in 4246 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 153 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 2 (OVERLAPS) 158/228 variables, 70/105 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 228/228 variables, and 389 constraints, problems are : Problem set: 0 solved, 153 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34297ms problems are : Problem set: 0 solved, 153 unsolved
Search for dead transitions found 0 dead transitions in 34298ms
Finished structural reductions in LTL mode , in 1 iterations and 58884 ms. Remains : 70/70 places, 164/164 transitions.
Stuttering acceptance computed with spot in 381 ms :[(NOT p2), (AND (NOT p0) (NOT p2)), (NOT p2), (AND (NOT p0) (NOT p2)), (AND p1 (NOT p2)), (AND (NOT p0) (NOT p2)), (AND p1 (NOT p2)), (NOT p2), (NOT p0), p1]
Running random walk in product with property : PaceMaker-PT-none-LTLFireability-07
Product exploration explored 100000 steps with 6157 reset in 309 ms.
Stack based approach found an accepted trace after 72 steps with 4 reset with depth 30 and stack size 30 in 0 ms.
FORMULA PaceMaker-PT-none-LTLFireability-07 FALSE TECHNIQUES STACK_TEST
Treatment of property PaceMaker-PT-none-LTLFireability-07 finished in 59593 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)))'
Support contains 3 out of 70 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 70/70 places, 164/164 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 62 transition count 160
Applied a total of 12 rules in 10 ms. Remains 62 /70 variables (removed 8) and now considering 160/164 (removed 4) transitions.
Running 149 sub problems to find dead transitions.
[2025-06-02 15:34:07] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
Normalized transition count is 88 out of 154 initially.
// Phase 1: matrix 88 rows 62 cols
[2025-06-02 15:34:07] [INFO ] Computed 31 invariants in 1 ms
[2025-06-02 15:34:07] [INFO ] State equation strengthened by 131 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/62 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 2 (OVERLAPS) 154/216 variables, 62/93 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/216 variables, 131/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/216 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 5 (OVERLAPS) 0/216 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
No progress, stopping.
After SMT solving in domain Real declared 216/216 variables, and 224 constraints, problems are : Problem set: 0 solved, 149 unsolved in 4003 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 62/62 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 149/149 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 149 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/62 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 2 (OVERLAPS) 154/216 variables, 62/93 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/216 variables, 131/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/216 variables, 149/373 constraints. Problems are: Problem set: 0 solved, 149 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 216/216 variables, and 373 constraints, problems are : Problem set: 0 solved, 149 unsolved in 20009 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 62/62 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 149/149 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 24034ms problems are : Problem set: 0 solved, 149 unsolved
Search for dead transitions found 0 dead transitions in 24035ms
[2025-06-02 15:34:31] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2025-06-02 15:34:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 15:34:31] [INFO ] Implicit Places using invariants in 54 ms returned []
[2025-06-02 15:34:31] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2025-06-02 15:34:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 15:34:31] [INFO ] State equation strengthened by 131 read => feed constraints.
[2025-06-02 15:34:31] [INFO ] Implicit Places using invariants and state equation in 163 ms returned []
Implicit Place search using SMT with State Equation took 220 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 15:34:31] [INFO ] Redundant transitions in 1 ms returned []
Running 149 sub problems to find dead transitions.
[2025-06-02 15:34:31] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2025-06-02 15:34:31] [INFO ] Invariant cache hit.
[2025-06-02 15:34:31] [INFO ] State equation strengthened by 131 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/62 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 2 (OVERLAPS) 154/216 variables, 62/93 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/216 variables, 131/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/216 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 5 (OVERLAPS) 0/216 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
No progress, stopping.
After SMT solving in domain Real declared 216/216 variables, and 224 constraints, problems are : Problem set: 0 solved, 149 unsolved in 3972 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 62/62 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 149/149 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 149 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/62 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 2 (OVERLAPS) 154/216 variables, 62/93 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/216 variables, 131/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/216 variables, 149/373 constraints. Problems are: Problem set: 0 solved, 149 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 15:34:59] [INFO ] Deduced a trap composed of 1 places in 23 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/216 variables, 1/374 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/216 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 149 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 216/216 variables, and 374 constraints, problems are : Problem set: 0 solved, 149 unsolved in 30012 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 62/62 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 149/149 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34012ms problems are : Problem set: 0 solved, 149 unsolved
Search for dead transitions found 0 dead transitions in 34013ms
Starting structural reductions in SI_LTL mode, iteration 1 : 62/70 places, 160/164 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 58289 ms. Remains : 62/70 places, 160/164 transitions.
Stuttering acceptance computed with spot in 73 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : PaceMaker-PT-none-LTLFireability-08
Product exploration explored 100000 steps with 0 reset in 264 ms.
Stack based approach found an accepted trace after 5 steps with 0 reset with depth 6 and stack size 6 in 0 ms.
FORMULA PaceMaker-PT-none-LTLFireability-08 FALSE TECHNIQUES STACK_TEST
Treatment of property PaceMaker-PT-none-LTLFireability-08 finished in 58644 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(!p1) U ((X(!p1)&&G(p2))||X(G(!p1))))))&&p0)))'
Support contains 10 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 164/164 transitions.
Applied a total of 0 rules in 3 ms. Remains 70 /70 variables (removed 0) and now considering 164/164 (removed 0) transitions.
Running 153 sub problems to find dead transitions.
[2025-06-02 15:35:05] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
Normalized transition count is 93 out of 158 initially.
// Phase 1: matrix 93 rows 70 cols
[2025-06-02 15:35:05] [INFO ] Computed 35 invariants in 1 ms
[2025-06-02 15:35:05] [INFO ] State equation strengthened by 131 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 2 (OVERLAPS) 158/228 variables, 70/105 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 5 (OVERLAPS) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
No progress, stopping.
After SMT solving in domain Real declared 228/228 variables, and 236 constraints, problems are : Problem set: 0 solved, 153 unsolved in 4222 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 153 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 2 (OVERLAPS) 158/228 variables, 70/105 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 153/389 constraints. Problems are: Problem set: 0 solved, 153 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 228/228 variables, and 389 constraints, problems are : Problem set: 0 solved, 153 unsolved in 20017 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 24267ms problems are : Problem set: 0 solved, 153 unsolved
Search for dead transitions found 0 dead transitions in 24268ms
[2025-06-02 15:35:30] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2025-06-02 15:35:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 15:35:30] [INFO ] Implicit Places using invariants in 49 ms returned []
[2025-06-02 15:35:30] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2025-06-02 15:35:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 15:35:30] [INFO ] State equation strengthened by 131 read => feed constraints.
[2025-06-02 15:35:30] [INFO ] Implicit Places using invariants and state equation in 145 ms returned []
Implicit Place search using SMT with State Equation took 195 ms to find 0 implicit places.
Running 153 sub problems to find dead transitions.
[2025-06-02 15:35:30] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2025-06-02 15:35:30] [INFO ] Invariant cache hit.
[2025-06-02 15:35:30] [INFO ] State equation strengthened by 131 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 2 (OVERLAPS) 158/228 variables, 70/105 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 5 (OVERLAPS) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
No progress, stopping.
After SMT solving in domain Real declared 228/228 variables, and 236 constraints, problems are : Problem set: 0 solved, 153 unsolved in 4322 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 153 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 2 (OVERLAPS) 158/228 variables, 70/105 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 228/228 variables, and 389 constraints, problems are : Problem set: 0 solved, 153 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34374ms problems are : Problem set: 0 solved, 153 unsolved
Search for dead transitions found 0 dead transitions in 34375ms
Finished structural reductions in LTL mode , in 1 iterations and 58842 ms. Remains : 70/70 places, 164/164 transitions.
Stuttering acceptance computed with spot in 346 ms :[true, (OR (NOT p0) p1), (AND (NOT p2) p1), (NOT p2), p1, (OR (NOT p0) p1), p1, p1, p1]
Running random walk in product with property : PaceMaker-PT-none-LTLFireability-09
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA PaceMaker-PT-none-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PaceMaker-PT-none-LTLFireability-09 finished in 59217 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X(X(F(p0)))) U G((F(p1) U (!p2&&G(p3))))))'
Support contains 11 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 164/164 transitions.
Applied a total of 0 rules in 3 ms. Remains 70 /70 variables (removed 0) and now considering 164/164 (removed 0) transitions.
Running 153 sub problems to find dead transitions.
[2025-06-02 15:36:05] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2025-06-02 15:36:05] [INFO ] Invariant cache hit.
[2025-06-02 15:36:05] [INFO ] State equation strengthened by 131 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 2 (OVERLAPS) 158/228 variables, 70/105 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 5 (OVERLAPS) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
No progress, stopping.
After SMT solving in domain Real declared 228/228 variables, and 236 constraints, problems are : Problem set: 0 solved, 153 unsolved in 4212 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 153 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 2 (OVERLAPS) 158/228 variables, 70/105 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 153/389 constraints. Problems are: Problem set: 0 solved, 153 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 228/228 variables, and 389 constraints, problems are : Problem set: 0 solved, 153 unsolved in 20014 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 24261ms problems are : Problem set: 0 solved, 153 unsolved
Search for dead transitions found 0 dead transitions in 24262ms
[2025-06-02 15:36:29] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2025-06-02 15:36:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 15:36:29] [INFO ] Implicit Places using invariants in 51 ms returned []
[2025-06-02 15:36:29] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2025-06-02 15:36:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 15:36:29] [INFO ] State equation strengthened by 131 read => feed constraints.
[2025-06-02 15:36:29] [INFO ] Implicit Places using invariants and state equation in 141 ms returned []
Implicit Place search using SMT with State Equation took 194 ms to find 0 implicit places.
Running 153 sub problems to find dead transitions.
[2025-06-02 15:36:29] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2025-06-02 15:36:29] [INFO ] Invariant cache hit.
[2025-06-02 15:36:29] [INFO ] State equation strengthened by 131 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 2 (OVERLAPS) 158/228 variables, 70/105 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 5 (OVERLAPS) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
No progress, stopping.
After SMT solving in domain Real declared 228/228 variables, and 236 constraints, problems are : Problem set: 0 solved, 153 unsolved in 4326 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 153 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 2 (OVERLAPS) 158/228 variables, 70/105 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 153/389 constraints. Problems are: Problem set: 0 solved, 153 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 228/228 variables, and 389 constraints, problems are : Problem set: 0 solved, 153 unsolved in 30012 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34365ms problems are : Problem set: 0 solved, 153 unsolved
Search for dead transitions found 0 dead transitions in 34365ms
Finished structural reductions in LTL mode , in 1 iterations and 58827 ms. Remains : 70/70 places, 164/164 transitions.
Stuttering acceptance computed with spot in 797 ms :[(OR (NOT p3) p2), (AND (NOT p1) (NOT p0)), (OR (AND (NOT p1) (NOT p3)) (AND (NOT p1) p2)), (OR (AND (NOT p0) (NOT p3)) (AND (NOT p0) p2)), (OR (NOT p3) p2), (OR (AND (NOT p0) (NOT p3)) (AND (NOT p0) p2)), (AND (NOT p1) (NOT p3) (NOT p0)), (AND (NOT p1) (NOT p3)), (AND (NOT p0) (NOT p3)), (NOT p3), (AND (NOT p1) (NOT p0)), (OR (AND (NOT p0) (NOT p1) (NOT p3)) (AND (NOT p0) (NOT p1) p2)), (OR (AND (NOT p0) (NOT p3)) (AND (NOT p0) p2)), (AND (NOT p1) (NOT p3) (NOT p0)), (AND (NOT p0) (NOT p3)), (AND (NOT p1) (NOT p0)), (OR (AND (NOT p0) (NOT p1) (NOT p3)) (AND (NOT p0) (NOT p1) p2)), (OR (AND (NOT p0) (NOT p3)) (AND (NOT p0) p2)), (AND (NOT p0) (NOT p3))]
Running random walk in product with property : PaceMaker-PT-none-LTLFireability-10
Product exploration explored 100000 steps with 1746 reset in 328 ms.
Stack based approach found an accepted trace after 26 steps with 0 reset with depth 27 and stack size 27 in 0 ms.
FORMULA PaceMaker-PT-none-LTLFireability-10 FALSE TECHNIQUES STACK_TEST
Treatment of property PaceMaker-PT-none-LTLFireability-10 finished in 59990 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(G(!p0)) U p1))'
Support contains 9 out of 70 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 70/70 places, 164/164 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 9 rules applied. Total rules applied 9 place count 64 transition count 161
Applied a total of 9 rules in 13 ms. Remains 64 /70 variables (removed 6) and now considering 161/164 (removed 3) transitions.
Running 150 sub problems to find dead transitions.
[2025-06-02 15:37:05] [INFO ] Flow matrix only has 155 transitions (discarded 6 similar events)
Normalized transition count is 90 out of 155 initially.
// Phase 1: matrix 90 rows 64 cols
[2025-06-02 15:37:05] [INFO ] Computed 32 invariants in 1 ms
[2025-06-02 15:37:05] [INFO ] State equation strengthened by 131 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 32/32 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 2 (OVERLAPS) 155/219 variables, 64/96 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/219 variables, 131/227 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 5 (OVERLAPS) 0/219 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 150 unsolved
No progress, stopping.
After SMT solving in domain Real declared 219/219 variables, and 227 constraints, problems are : Problem set: 0 solved, 150 unsolved in 4136 ms.
Refiners :[Positive P Invariants (semi-flows): 32/32 constraints, State Equation: 64/64 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 150/150 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 150 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 32/32 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 2 (OVERLAPS) 155/219 variables, 64/96 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/219 variables, 131/227 constraints. Problems are: Problem set: 0 solved, 150 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 219/219 variables, and 377 constraints, problems are : Problem set: 0 solved, 150 unsolved in 20030 ms.
Refiners :[Positive P Invariants (semi-flows): 32/32 constraints, State Equation: 64/64 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 150/150 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 24187ms problems are : Problem set: 0 solved, 150 unsolved
Search for dead transitions found 0 dead transitions in 24187ms
[2025-06-02 15:37:29] [INFO ] Flow matrix only has 155 transitions (discarded 6 similar events)
[2025-06-02 15:37:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 15:37:29] [INFO ] Implicit Places using invariants in 52 ms returned []
[2025-06-02 15:37:29] [INFO ] Flow matrix only has 155 transitions (discarded 6 similar events)
[2025-06-02 15:37:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 15:37:29] [INFO ] State equation strengthened by 131 read => feed constraints.
[2025-06-02 15:37:29] [INFO ] Implicit Places using invariants and state equation in 139 ms returned []
Implicit Place search using SMT with State Equation took 193 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 15:37:29] [INFO ] Redundant transitions in 2 ms returned []
Running 150 sub problems to find dead transitions.
[2025-06-02 15:37:29] [INFO ] Flow matrix only has 155 transitions (discarded 6 similar events)
[2025-06-02 15:37:29] [INFO ] Invariant cache hit.
[2025-06-02 15:37:29] [INFO ] State equation strengthened by 131 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 32/32 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 2 (OVERLAPS) 155/219 variables, 64/96 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/219 variables, 131/227 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 5 (OVERLAPS) 0/219 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 150 unsolved
No progress, stopping.
After SMT solving in domain Real declared 219/219 variables, and 227 constraints, problems are : Problem set: 0 solved, 150 unsolved in 4071 ms.
Refiners :[Positive P Invariants (semi-flows): 32/32 constraints, State Equation: 64/64 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 150/150 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 150 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 32/32 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 2 (OVERLAPS) 155/219 variables, 64/96 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/219 variables, 131/227 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 150/377 constraints. Problems are: Problem set: 0 solved, 150 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 219/219 variables, and 377 constraints, problems are : Problem set: 0 solved, 150 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 32/32 constraints, State Equation: 64/64 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 150/150 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34110ms problems are : Problem set: 0 solved, 150 unsolved
Search for dead transitions found 0 dead transitions in 34111ms
Starting structural reductions in SI_LTL mode, iteration 1 : 64/70 places, 161/164 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 58512 ms. Remains : 64/70 places, 161/164 transitions.
Stuttering acceptance computed with spot in 77 ms :[(NOT p1), p0]
Running random walk in product with property : PaceMaker-PT-none-LTLFireability-11
Product exploration explored 100000 steps with 0 reset in 262 ms.
Product exploration explored 100000 steps with 0 reset in 343 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 75 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 61 ms :[(NOT p1), p0]
RANDOM walk for 40000 steps (8 resets) in 242 ms. (164 steps per ms) remains 1/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 208 ms. (191 steps per ms) remains 1/1 properties
[2025-06-02 15:38:04] [INFO ] Flow matrix only has 155 transitions (discarded 6 similar events)
[2025-06-02 15:38:04] [INFO ] Invariant cache hit.
[2025-06-02 15:38:04] [INFO ] State equation strengthened by 131 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 1/8 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 31/39 variables, 8/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 15/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 39/78 variables, 14/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/78 variables, 7/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/78 variables, 17/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/78 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 25/103 variables, 8/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/103 variables, 4/77 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/103 variables, 27/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/103 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 10/113 variables, 7/111 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/113 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/113 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 65/178 variables, 18/130 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/178 variables, 9/139 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/178 variables, 43/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/178 variables, 0/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 9/187 variables, 6/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/187 variables, 3/191 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/187 variables, 0/191 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 10/197 variables, 9/200 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/197 variables, 3/203 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/197 variables, 0/203 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 22/219 variables, 10/213 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/219 variables, 5/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/219 variables, 9/227 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/219 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 32 (OVERLAPS) 0/219 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 219/219 variables, and 227 constraints, problems are : Problem set: 0 solved, 1 unsolved in 175 ms.
Refiners :[Positive P Invariants (semi-flows): 32/32 constraints, State Equation: 64/64 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 1/8 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 31/39 variables, 8/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 15/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 39/78 variables, 14/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/78 variables, 7/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/78 variables, 17/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/78 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 25/103 variables, 8/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/103 variables, 4/77 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/103 variables, 27/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/103 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 10/113 variables, 7/111 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/113 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/113 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 65/178 variables, 18/130 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/178 variables, 9/139 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/178 variables, 43/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/178 variables, 1/183 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 15:38:04] [INFO ] Deduced a trap composed of 1 places in 24 ms of which 1 ms to minimize.
At refinement iteration 22 (INCLUDED_ONLY) 0/178 variables, 1/184 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/178 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 9/187 variables, 6/190 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/187 variables, 3/193 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/187 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 10/197 variables, 9/202 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/197 variables, 3/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/197 variables, 0/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (OVERLAPS) 22/219 variables, 10/215 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/219 variables, 5/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/219 variables, 9/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/219 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 34 (OVERLAPS) 0/219 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 219/219 variables, and 229 constraints, problems are : Problem set: 0 solved, 1 unsolved in 312 ms.
Refiners :[Positive P Invariants (semi-flows): 32/32 constraints, State Equation: 64/64 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 512ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 216 ms.
Support contains 7 out of 64 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 64/64 places, 161/161 transitions.
Applied a total of 0 rules in 7 ms. Remains 64 /64 variables (removed 0) and now considering 161/161 (removed 0) transitions.
Running 150 sub problems to find dead transitions.
[2025-06-02 15:38:05] [INFO ] Flow matrix only has 155 transitions (discarded 6 similar events)
[2025-06-02 15:38:05] [INFO ] Invariant cache hit.
[2025-06-02 15:38:05] [INFO ] State equation strengthened by 131 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 32/32 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 2 (OVERLAPS) 155/219 variables, 64/96 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/219 variables, 131/227 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 5 (OVERLAPS) 0/219 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 150 unsolved
No progress, stopping.
After SMT solving in domain Real declared 219/219 variables, and 227 constraints, problems are : Problem set: 0 solved, 150 unsolved in 4142 ms.
Refiners :[Positive P Invariants (semi-flows): 32/32 constraints, State Equation: 64/64 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 150/150 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 150 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 32/32 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 2 (OVERLAPS) 155/219 variables, 64/96 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/219 variables, 131/227 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 150/377 constraints. Problems are: Problem set: 0 solved, 150 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 219/219 variables, and 377 constraints, problems are : Problem set: 0 solved, 150 unsolved in 20013 ms.
Refiners :[Positive P Invariants (semi-flows): 32/32 constraints, State Equation: 64/64 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 150/150 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 24179ms problems are : Problem set: 0 solved, 150 unsolved
Search for dead transitions found 0 dead transitions in 24180ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24188 ms. Remains : 64/64 places, 161/161 transitions.
RANDOM walk for 40000 steps (8 resets) in 142 ms. (279 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 54 ms. (727 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1183610 steps, run timeout after 3001 ms. (steps per millisecond=394 ) properties seen :0 out of 1
Probabilistic random walk after 1183610 steps, saw 813290 distinct states, run finished after 3001 ms. (steps per millisecond=394 ) properties seen :0
[2025-06-02 15:38:32] [INFO ] Flow matrix only has 155 transitions (discarded 6 similar events)
[2025-06-02 15:38:32] [INFO ] Invariant cache hit.
[2025-06-02 15:38:32] [INFO ] State equation strengthened by 131 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 1/8 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 31/39 variables, 8/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 15/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 39/78 variables, 14/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/78 variables, 7/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/78 variables, 17/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/78 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 25/103 variables, 8/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/103 variables, 4/77 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/103 variables, 27/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/103 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 10/113 variables, 7/111 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/113 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/113 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 65/178 variables, 18/130 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/178 variables, 9/139 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/178 variables, 43/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/178 variables, 0/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 9/187 variables, 6/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/187 variables, 3/191 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/187 variables, 0/191 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 10/197 variables, 9/200 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/197 variables, 3/203 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/197 variables, 0/203 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 22/219 variables, 10/213 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/219 variables, 5/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/219 variables, 9/227 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/219 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 32 (OVERLAPS) 0/219 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 219/219 variables, and 227 constraints, problems are : Problem set: 0 solved, 1 unsolved in 139 ms.
Refiners :[Positive P Invariants (semi-flows): 32/32 constraints, State Equation: 64/64 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 1/8 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 31/39 variables, 8/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 15/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 39/78 variables, 14/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/78 variables, 7/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/78 variables, 17/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/78 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 25/103 variables, 8/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/103 variables, 4/77 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/103 variables, 27/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/103 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 10/113 variables, 7/111 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/113 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/113 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 65/178 variables, 18/130 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/178 variables, 9/139 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/178 variables, 43/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/178 variables, 1/183 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 15:38:32] [INFO ] Deduced a trap composed of 1 places in 20 ms of which 1 ms to minimize.
At refinement iteration 22 (INCLUDED_ONLY) 0/178 variables, 1/184 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/178 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 9/187 variables, 6/190 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/187 variables, 3/193 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/187 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 10/197 variables, 9/202 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/197 variables, 3/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/197 variables, 0/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (OVERLAPS) 22/219 variables, 10/215 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/219 variables, 5/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/219 variables, 9/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/219 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 34 (OVERLAPS) 0/219 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 219/219 variables, and 229 constraints, problems are : Problem set: 0 solved, 1 unsolved in 310 ms.
Refiners :[Positive P Invariants (semi-flows): 32/32 constraints, State Equation: 64/64 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 456ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 214 ms.
Support contains 7 out of 64 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 64/64 places, 161/161 transitions.
Applied a total of 0 rules in 3 ms. Remains 64 /64 variables (removed 0) and now considering 161/161 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 64/64 places, 161/161 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 64/64 places, 161/161 transitions.
Applied a total of 0 rules in 3 ms. Remains 64 /64 variables (removed 0) and now considering 161/161 (removed 0) transitions.
[2025-06-02 15:38:33] [INFO ] Flow matrix only has 155 transitions (discarded 6 similar events)
[2025-06-02 15:38:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 15:38:33] [INFO ] Implicit Places using invariants in 49 ms returned []
[2025-06-02 15:38:33] [INFO ] Flow matrix only has 155 transitions (discarded 6 similar events)
[2025-06-02 15:38:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 15:38:33] [INFO ] State equation strengthened by 131 read => feed constraints.
[2025-06-02 15:38:33] [INFO ] Implicit Places using invariants and state equation in 138 ms returned []
Implicit Place search using SMT with State Equation took 188 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 15:38:33] [INFO ] Redundant transitions in 1 ms returned []
Running 150 sub problems to find dead transitions.
[2025-06-02 15:38:33] [INFO ] Flow matrix only has 155 transitions (discarded 6 similar events)
[2025-06-02 15:38:33] [INFO ] Invariant cache hit.
[2025-06-02 15:38:33] [INFO ] State equation strengthened by 131 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 32/32 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 2 (OVERLAPS) 155/219 variables, 64/96 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/219 variables, 131/227 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 5 (OVERLAPS) 0/219 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 150 unsolved
No progress, stopping.
After SMT solving in domain Real declared 219/219 variables, and 227 constraints, problems are : Problem set: 0 solved, 150 unsolved in 4097 ms.
Refiners :[Positive P Invariants (semi-flows): 32/32 constraints, State Equation: 64/64 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 150/150 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 150 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 32/32 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 2 (OVERLAPS) 155/219 variables, 64/96 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/219 variables, 131/227 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 150/377 constraints. Problems are: Problem set: 0 solved, 150 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 219/219 variables, and 377 constraints, problems are : Problem set: 0 solved, 150 unsolved in 30011 ms.
Refiners :[Positive P Invariants (semi-flows): 32/32 constraints, State Equation: 64/64 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 150/150 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34134ms problems are : Problem set: 0 solved, 150 unsolved
Search for dead transitions found 0 dead transitions in 34135ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34334 ms. Remains : 64/64 places, 161/161 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (complete) has 224 edges and 64 vertex of which 30 are kept as prefixes of interest. Removing 34 places using SCC suffix rule.1 ms
Discarding 34 places :
Also discarding 83 output transitions
Drop transitions (Output transitions of discarded places.) removed 83 transitions
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 5 place count 30 transition count 74
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 9 rules applied. Total rules applied 14 place count 24 transition count 71
Graph (complete) has 124 edges and 24 vertex of which 20 are kept as prefixes of interest. Removing 4 places using SCC suffix rule.0 ms
Discarding 4 places :
Also discarding 4 output transitions
Drop transitions (Output transitions of discarded places.) removed 4 transitions
Iterating post reduction 1 with 1 rules applied. Total rules applied 15 place count 20 transition count 67
Applied a total of 15 rules in 5 ms. Remains 20 /64 variables (removed 44) and now considering 67/161 (removed 94) transitions.
Running SMT prover for 1 properties.
[2025-06-02 15:39:07] [INFO ] Flow matrix only has 65 transitions (discarded 2 similar events)
Normalized transition count is 43 out of 65 initially.
// Phase 1: matrix 43 rows 20 cols
[2025-06-02 15:39:07] [INFO ] Computed 10 invariants in 0 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 15:39:07] [INFO ] [Real]Absence check using 10 positive place invariants in 2 ms returned sat
[2025-06-02 15:39:07] [INFO ] After 38ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 15:39:07] [INFO ] [Nat]Absence check using 10 positive place invariants in 1 ms returned sat
[2025-06-02 15:39:07] [INFO ] After 24ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2025-06-02 15:39:07] [INFO ] State equation strengthened by 59 read => feed constraints.
[2025-06-02 15:39:07] [INFO ] After 222ms SMT Verify possible using 59 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2025-06-02 15:39:07] [INFO ] After 231ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2025-06-02 15:39:07] [INFO ] After 281ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 328 ms.
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 5 factoid took 109 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 70 ms :[(NOT p1), p0]
Stuttering acceptance computed with spot in 79 ms :[(NOT p1), p0]
[2025-06-02 15:39:08] [INFO ] Flow matrix only has 155 transitions (discarded 6 similar events)
Normalized transition count is 90 out of 155 initially.
// Phase 1: matrix 90 rows 64 cols
[2025-06-02 15:39:08] [INFO ] Computed 32 invariants in 0 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
Proved EG (NOT p1)
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F p0), (G (NOT p1))]
Property proved to be false thanks to negative knowledge :(G (NOT p1))
Knowledge based reduction with 5 factoid took 129 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA PaceMaker-PT-none-LTLFireability-11 FALSE TECHNIQUES KNOWLEDGE
Treatment of property PaceMaker-PT-none-LTLFireability-11 finished in 123297 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(!p0) U ((!p1&&X(!p0))||X(G(!p0))))))'
Support contains 7 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 164/164 transitions.
Applied a total of 0 rules in 3 ms. Remains 70 /70 variables (removed 0) and now considering 164/164 (removed 0) transitions.
Running 153 sub problems to find dead transitions.
[2025-06-02 15:39:08] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
Normalized transition count is 93 out of 158 initially.
// Phase 1: matrix 93 rows 70 cols
[2025-06-02 15:39:08] [INFO ] Computed 35 invariants in 1 ms
[2025-06-02 15:39:08] [INFO ] State equation strengthened by 131 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 2 (OVERLAPS) 158/228 variables, 70/105 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 5 (OVERLAPS) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
No progress, stopping.
After SMT solving in domain Real declared 228/228 variables, and 236 constraints, problems are : Problem set: 0 solved, 153 unsolved in 4175 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 153 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 2 (OVERLAPS) 158/228 variables, 70/105 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 228/228 variables, and 389 constraints, problems are : Problem set: 0 solved, 153 unsolved in 20029 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 24234ms problems are : Problem set: 0 solved, 153 unsolved
Search for dead transitions found 0 dead transitions in 24235ms
[2025-06-02 15:39:32] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2025-06-02 15:39:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 15:39:32] [INFO ] Implicit Places using invariants in 60 ms returned []
[2025-06-02 15:39:32] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2025-06-02 15:39:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 15:39:32] [INFO ] State equation strengthened by 131 read => feed constraints.
[2025-06-02 15:39:32] [INFO ] Implicit Places using invariants and state equation in 153 ms returned []
Implicit Place search using SMT with State Equation took 214 ms to find 0 implicit places.
Running 153 sub problems to find dead transitions.
[2025-06-02 15:39:32] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2025-06-02 15:39:32] [INFO ] Invariant cache hit.
[2025-06-02 15:39:32] [INFO ] State equation strengthened by 131 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 2 (OVERLAPS) 158/228 variables, 70/105 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 5 (OVERLAPS) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
No progress, stopping.
After SMT solving in domain Real declared 228/228 variables, and 236 constraints, problems are : Problem set: 0 solved, 153 unsolved in 4293 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 153 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 2 (OVERLAPS) 158/228 variables, 70/105 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 228/228 variables, and 389 constraints, problems are : Problem set: 0 solved, 153 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34341ms problems are : Problem set: 0 solved, 153 unsolved
Search for dead transitions found 0 dead transitions in 34342ms
Finished structural reductions in LTL mode , in 1 iterations and 58794 ms. Remains : 70/70 places, 164/164 transitions.
Stuttering acceptance computed with spot in 170 ms :[true, (NOT p0), p0, p0, true]
Running random walk in product with property : PaceMaker-PT-none-LTLFireability-12
Product exploration explored 100000 steps with 2 reset in 258 ms.
Stack based approach found an accepted trace after 111 steps with 1 reset with depth 13 and stack size 13 in 0 ms.
FORMULA PaceMaker-PT-none-LTLFireability-12 FALSE TECHNIQUES STACK_TEST
Treatment of property PaceMaker-PT-none-LTLFireability-12 finished in 59241 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(G(p1)))))))'
Support contains 9 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 164/164 transitions.
Applied a total of 0 rules in 1 ms. Remains 70 /70 variables (removed 0) and now considering 164/164 (removed 0) transitions.
Running 153 sub problems to find dead transitions.
[2025-06-02 15:40:07] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2025-06-02 15:40:07] [INFO ] Invariant cache hit.
[2025-06-02 15:40:07] [INFO ] State equation strengthened by 131 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 2 (OVERLAPS) 158/228 variables, 70/105 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 5 (OVERLAPS) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
No progress, stopping.
After SMT solving in domain Real declared 228/228 variables, and 236 constraints, problems are : Problem set: 0 solved, 153 unsolved in 4262 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 153 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 2 (OVERLAPS) 158/228 variables, 70/105 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 153/389 constraints. Problems are: Problem set: 0 solved, 153 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 228/228 variables, and 389 constraints, problems are : Problem set: 0 solved, 153 unsolved in 20014 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 24301ms problems are : Problem set: 0 solved, 153 unsolved
Search for dead transitions found 0 dead transitions in 24301ms
[2025-06-02 15:40:31] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2025-06-02 15:40:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 15:40:31] [INFO ] Implicit Places using invariants in 53 ms returned []
[2025-06-02 15:40:31] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2025-06-02 15:40:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 15:40:31] [INFO ] State equation strengthened by 131 read => feed constraints.
[2025-06-02 15:40:32] [INFO ] Implicit Places using invariants and state equation in 145 ms returned []
Implicit Place search using SMT with State Equation took 199 ms to find 0 implicit places.
Running 153 sub problems to find dead transitions.
[2025-06-02 15:40:32] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2025-06-02 15:40:32] [INFO ] Invariant cache hit.
[2025-06-02 15:40:32] [INFO ] State equation strengthened by 131 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 2 (OVERLAPS) 158/228 variables, 70/105 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 5 (OVERLAPS) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
No progress, stopping.
After SMT solving in domain Real declared 228/228 variables, and 236 constraints, problems are : Problem set: 0 solved, 153 unsolved in 4296 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 153 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 2 (OVERLAPS) 158/228 variables, 70/105 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 228/228 variables, and 389 constraints, problems are : Problem set: 0 solved, 153 unsolved in 30037 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34362ms problems are : Problem set: 0 solved, 153 unsolved
Search for dead transitions found 0 dead transitions in 34363ms
Finished structural reductions in LTL mode , in 1 iterations and 58866 ms. Remains : 70/70 places, 164/164 transitions.
Stuttering acceptance computed with spot in 175 ms :[true, (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : PaceMaker-PT-none-LTLFireability-14
Entered a terminal (fully accepting) state of product in 27 steps with 0 reset in 1 ms.
FORMULA PaceMaker-PT-none-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PaceMaker-PT-none-LTLFireability-14 finished in 59061 ms.
All properties solved by simple procedures.
Total runtime 932743 ms.
BK_STOP 1748878866636
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="PaceMaker-PT-none"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is PaceMaker-PT-none, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r142-tall-174876812400348"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/PaceMaker-PT-none.tgz
mv PaceMaker-PT-none execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;