Execution Chart

Sorry, for this execution, no execution chart could be reported.

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r086-smll-174860102400372.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 FireWire-PT-17, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r086-smll-174860102400372
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 508K
-rw-r--r-- 1 mcc users 7.0K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 76K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.1K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 34K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K 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 2.1K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.1K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 80K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.3K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 50K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 3 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 153K 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 FireWire-PT-17-LTLFireability-00
FORMULA_NAME FireWire-PT-17-LTLFireability-01
FORMULA_NAME FireWire-PT-17-LTLFireability-02
FORMULA_NAME FireWire-PT-17-LTLFireability-03
FORMULA_NAME FireWire-PT-17-LTLFireability-04
FORMULA_NAME FireWire-PT-17-LTLFireability-05
FORMULA_NAME FireWire-PT-17-LTLFireability-06
FORMULA_NAME FireWire-PT-17-LTLFireability-07
FORMULA_NAME FireWire-PT-17-LTLFireability-08
FORMULA_NAME FireWire-PT-17-LTLFireability-09
FORMULA_NAME FireWire-PT-17-LTLFireability-10
FORMULA_NAME FireWire-PT-17-LTLFireability-11
FORMULA_NAME FireWire-PT-17-LTLFireability-12
FORMULA_NAME FireWire-PT-17-LTLFireability-13
FORMULA_NAME FireWire-PT-17-LTLFireability-14
FORMULA_NAME FireWire-PT-17-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1748892373141

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FireWire-PT-17
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-02 19:26:15] [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 19:26:15] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 19:26:16] [INFO ] Load time of PNML (sax parser for PT used): 384 ms
[2025-06-02 19:26:16] [INFO ] Transformed 428 places.
[2025-06-02 19:26:16] [INFO ] Transformed 656 transitions.
[2025-06-02 19:26:16] [INFO ] Found NUPN structural information;
[2025-06-02 19:26:16] [INFO ] Parsed PT model containing 428 places and 656 transitions and 1904 arcs in 646 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 22 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
FORMULA FireWire-PT-17-LTLFireability-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FireWire-PT-17-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FireWire-PT-17-LTLFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FireWire-PT-17-LTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 36 out of 428 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 428/428 places, 656/656 transitions.
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 422 transition count 656
Discarding 89 places :
Symmetric choice reduction at 1 with 89 rule applications. Total rules 95 place count 333 transition count 567
Iterating global reduction 1 with 89 rules applied. Total rules applied 184 place count 333 transition count 567
Discarding 24 places :
Symmetric choice reduction at 1 with 24 rule applications. Total rules 208 place count 309 transition count 537
Iterating global reduction 1 with 24 rules applied. Total rules applied 232 place count 309 transition count 537
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 234 place count 309 transition count 535
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 237 place count 306 transition count 532
Iterating global reduction 2 with 3 rules applied. Total rules applied 240 place count 306 transition count 532
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 242 place count 304 transition count 530
Iterating global reduction 2 with 2 rules applied. Total rules applied 244 place count 304 transition count 530
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 246 place count 302 transition count 528
Iterating global reduction 2 with 2 rules applied. Total rules applied 248 place count 302 transition count 528
Applied a total of 248 rules in 241 ms. Remains 302 /428 variables (removed 126) and now considering 528/656 (removed 128) transitions.
// Phase 1: matrix 528 rows 302 cols
[2025-06-02 19:26:17] [INFO ] Computed 7 invariants in 60 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:26:17] [INFO ] Implicit Places using invariants in 898 ms returned []
[2025-06-02 19:26:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:26:18] [INFO ] Implicit Places using invariants and state equation in 868 ms returned []
Implicit Place search using SMT with State Equation took 1887 ms to find 0 implicit places.
Running 527 sub problems to find dead transitions.
[2025-06-02 19:26:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/301 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 527 unsolved
At refinement iteration 1 (OVERLAPS) 1/302 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 527 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:26:36] [INFO ] Deduced a trap composed of 75 places in 438 ms of which 92 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:26:36] [INFO ] Deduced a trap composed of 143 places in 399 ms of which 62 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:26:37] [INFO ] Deduced a trap composed of 153 places in 284 ms of which 43 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:26:38] [INFO ] Deduced a trap composed of 88 places in 237 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:26:39] [INFO ] Deduced a trap composed of 73 places in 122 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:26:39] [INFO ] Deduced a trap composed of 28 places in 56 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:26:40] [INFO ] Deduced a trap composed of 88 places in 325 ms of which 54 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:26:40] [INFO ] Deduced a trap composed of 52 places in 314 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:26:41] [INFO ] Deduced a trap composed of 54 places in 324 ms of which 48 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:26:42] [INFO ] Deduced a trap composed of 66 places in 330 ms of which 53 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:26:46] [INFO ] Deduced a trap composed of 75 places in 127 ms of which 10 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/302 variables, 11/18 constraints. Problems are: Problem set: 0 solved, 527 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:26:47] [INFO ] Deduced a trap composed of 28 places in 82 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 302/830 variables, and 19 constraints, problems are : Problem set: 0 solved, 527 unsolved in 30067 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 0/302 constraints, PredecessorRefiner: 527/527 constraints, Known Traps: 12/12 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 527 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/301 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 527 unsolved
At refinement iteration 1 (OVERLAPS) 1/302 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 527 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/302 variables, 12/19 constraints. Problems are: Problem set: 0 solved, 527 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/302 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 527 unsolved
At refinement iteration 4 (OVERLAPS) 528/830 variables, 302/321 constraints. Problems are: Problem set: 0 solved, 527 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/830 variables, 527/848 constraints. Problems are: Problem set: 0 solved, 527 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:27:18] [INFO ] Deduced a trap composed of 105 places in 403 ms of which 73 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:27:18] [INFO ] Deduced a trap composed of 74 places in 129 ms of which 8 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 830/830 variables, and 850 constraints, problems are : Problem set: 0 solved, 527 unsolved in 30058 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 302/302 constraints, PredecessorRefiner: 527/527 constraints, Known Traps: 14/14 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60676ms problems are : Problem set: 0 solved, 527 unsolved
Search for dead transitions found 0 dead transitions in 60711ms
Starting structural reductions in LTL mode, iteration 1 : 302/428 places, 528/656 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62903 ms. Remains : 302/428 places, 528/656 transitions.
Support contains 36 out of 302 places after structural reductions.
[2025-06-02 19:27:19] [INFO ] Flatten gal took : 145 ms
[2025-06-02 19:27:20] [INFO ] Flatten gal took : 84 ms
[2025-06-02 19:27:20] [INFO ] Input system was already deterministic with 528 transitions.
Support contains 35 out of 302 places (down from 36) after GAL structural reductions.
RANDOM walk for 40000 steps (12 resets) in 2577 ms. (15 steps per ms) remains 22/26 properties
BEST_FIRST walk for 4004 steps (8 resets) in 49 ms. (80 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4003 steps (8 resets) in 40 ms. (97 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 50 ms. (78 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 48 ms. (81 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 47 ms. (83 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4003 steps (8 resets) in 53 ms. (74 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4003 steps (8 resets) in 15 ms. (250 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4003 steps (8 resets) in 20 ms. (190 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4003 steps (8 resets) in 25 ms. (153 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4003 steps (8 resets) in 30 ms. (129 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4003 steps (8 resets) in 25 ms. (153 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4002 steps (8 resets) in 23 ms. (166 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4002 steps (8 resets) in 25 ms. (153 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4002 steps (8 resets) in 17 ms. (222 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4002 steps (8 resets) in 25 ms. (153 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4003 steps (8 resets) in 23 ms. (166 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 22/22 properties
[2025-06-02 19:27:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 22 unsolved
Problem AtomicPropp11 is UNSAT
At refinement iteration 1 (OVERLAPS) 215/243 variables, 5/5 constraints. Problems are: Problem set: 1 solved, 21 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/243 variables, 0/5 constraints. Problems are: Problem set: 1 solved, 21 unsolved
At refinement iteration 3 (OVERLAPS) 25/268 variables, 2/7 constraints. Problems are: Problem set: 1 solved, 21 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:27:22] [INFO ] Deduced a trap composed of 73 places in 108 ms of which 11 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 21 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/268 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 21 unsolved
At refinement iteration 6 (OVERLAPS) 492/760 variables, 268/276 constraints. Problems are: Problem set: 1 solved, 21 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/760 variables, 0/276 constraints. Problems are: Problem set: 1 solved, 21 unsolved
At refinement iteration 8 (OVERLAPS) 18/778 variables, 8/284 constraints. Problems are: Problem set: 1 solved, 21 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/778 variables, 0/284 constraints. Problems are: Problem set: 1 solved, 21 unsolved
At refinement iteration 10 (OVERLAPS) 20/798 variables, 10/294 constraints. Problems are: Problem set: 1 solved, 21 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/798 variables, 0/294 constraints. Problems are: Problem set: 1 solved, 21 unsolved
At refinement iteration 12 (OVERLAPS) 12/810 variables, 6/300 constraints. Problems are: Problem set: 1 solved, 21 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 810/830 variables, and 300 constraints, problems are : Problem set: 1 solved, 21 unsolved in 5009 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 292/302 constraints, PredecessorRefiner: 22/22 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 21 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 21 unsolved
At refinement iteration 1 (OVERLAPS) 217/243 variables, 5/5 constraints. Problems are: Problem set: 1 solved, 21 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/243 variables, 0/5 constraints. Problems are: Problem set: 1 solved, 21 unsolved
At refinement iteration 3 (OVERLAPS) 25/268 variables, 2/7 constraints. Problems are: Problem set: 1 solved, 21 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 21 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:27:27] [INFO ] Deduced a trap composed of 52 places in 374 ms of which 60 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/268 variables, 1/9 constraints. Problems are: Problem set: 1 solved, 21 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/268 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 21 unsolved
At refinement iteration 7 (OVERLAPS) 492/760 variables, 268/277 constraints. Problems are: Problem set: 1 solved, 21 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/760 variables, 20/297 constraints. Problems are: Problem set: 1 solved, 21 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/760 variables, 0/297 constraints. Problems are: Problem set: 1 solved, 21 unsolved
At refinement iteration 10 (OVERLAPS) 18/778 variables, 8/305 constraints. Problems are: Problem set: 1 solved, 21 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/778 variables, 1/306 constraints. Problems are: Problem set: 1 solved, 21 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 778/830 variables, and 306 constraints, problems are : Problem set: 1 solved, 21 unsolved in 5011 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 276/302 constraints, PredecessorRefiner: 21/22 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10046ms problems are : Problem set: 1 solved, 21 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 26 out of 302 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 302/302 places, 528/528 transitions.
Graph (trivial) has 208 edges and 302 vertex of which 15 / 302 are part of one of the 3 SCC in 5 ms
Free SCC test removed 12 places
Drop transitions (Empty/Sink Transition effects.) removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 42 transitions
Trivial Post-agglo rules discarded 42 transitions
Performed 42 trivial Post agglomeration. Transition count delta: 42
Iterating post reduction 0 with 42 rules applied. Total rules applied 43 place count 290 transition count 469
Reduce places removed 42 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 1 with 46 rules applied. Total rules applied 89 place count 248 transition count 465
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 91 place count 246 transition count 465
Performed 29 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 29 Pre rules applied. Total rules applied 91 place count 246 transition count 436
Deduced a syphon composed of 29 places in 1 ms
Reduce places removed 29 places and 0 transitions.
Iterating global reduction 3 with 58 rules applied. Total rules applied 149 place count 217 transition count 436
Performed 31 Post agglomeration using F-continuation condition.Transition count delta: 31
Deduced a syphon composed of 31 places in 2 ms
Reduce places removed 31 places and 0 transitions.
Iterating global reduction 3 with 62 rules applied. Total rules applied 211 place count 186 transition count 405
Performed 23 Post agglomeration using F-continuation condition.Transition count delta: -119
Deduced a syphon composed of 23 places in 1 ms
Reduce places removed 23 places and 0 transitions.
Iterating global reduction 3 with 46 rules applied. Total rules applied 257 place count 163 transition count 524
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 3 with 4 rules applied. Total rules applied 261 place count 163 transition count 520
Free-agglomeration rule applied 20 times.
Iterating global reduction 3 with 20 rules applied. Total rules applied 281 place count 163 transition count 500
Reduce places removed 20 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 3 with 24 rules applied. Total rules applied 305 place count 143 transition count 496
Drop transitions (Redundant composition of simpler transitions.) removed 36 transitions
Redundant transition composition rules discarded 36 transitions
Iterating global reduction 4 with 36 rules applied. Total rules applied 341 place count 143 transition count 460
Partial Free-agglomeration rule applied 2 times.
Drop transitions (Partial Free agglomeration) removed 2 transitions
Iterating global reduction 4 with 2 rules applied. Total rules applied 343 place count 143 transition count 460
Applied a total of 343 rules in 268 ms. Remains 143 /302 variables (removed 159) and now considering 460/528 (removed 68) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 268 ms. Remains : 143/302 places, 460/528 transitions.
RANDOM walk for 40000 steps (1784 resets) in 1209 ms. (33 steps per ms) remains 9/21 properties
BEST_FIRST walk for 40003 steps (147 resets) in 216 ms. (184 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (121 resets) in 246 ms. (161 steps per ms) remains 8/9 properties
BEST_FIRST walk for 40002 steps (437 resets) in 256 ms. (155 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (425 resets) in 267 ms. (149 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (432 resets) in 158 ms. (251 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (449 resets) in 148 ms. (268 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (454 resets) in 110 ms. (360 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (312 resets) in 88 ms. (449 steps per ms) remains 7/8 properties
[2025-06-02 19:27:32] [INFO ] Flow matrix only has 448 transitions (discarded 12 similar events)
// Phase 1: matrix 448 rows 143 cols
[2025-06-02 19:27:32] [INFO ] Computed 7 invariants in 5 ms
[2025-06-02 19:27:32] [INFO ] State equation strengthened by 59 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 111/122 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/122 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 17/139 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/139 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 448/587 variables, 139/146 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/587 variables, 59/205 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/587 variables, 0/205 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 8 (OVERLAPS) 4/591 variables, 4/209 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/591 variables, 0/209 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 10 (OVERLAPS) 0/591 variables, 0/209 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 591/591 variables, and 209 constraints, problems are : Problem set: 0 solved, 7 unsolved in 897 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 143/143 constraints, ReadFeed: 59/59 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 111/122 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/122 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 17/139 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:27:33] [INFO ] Deduced a trap composed of 42 places in 51 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/139 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/139 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (OVERLAPS) 448/587 variables, 139/147 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/587 variables, 59/206 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/587 variables, 7/213 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/587 variables, 0/213 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 10 (OVERLAPS) 4/591 variables, 4/217 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/591 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 12 (OVERLAPS) 0/591 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 591/591 variables, and 217 constraints, problems are : Problem set: 0 solved, 7 unsolved in 1823 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 143/143 constraints, ReadFeed: 59/59 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2754ms problems are : Problem set: 0 solved, 7 unsolved
Fused 7 Parikh solutions to 6 different solutions.
Parikh walk visited 0 properties in 5092 ms.
Support contains 11 out of 143 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 143/143 places, 460/460 transitions.
Graph (trivial) has 39 edges and 143 vertex of which 2 / 143 are part of one of the 1 SCC in 0 ms
Free SCC test removed 1 places
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 32 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 142 transition count 427
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 141 transition count 427
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 3 place count 141 transition count 424
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 9 place count 138 transition count 424
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 10 place count 137 transition count 392
Iterating global reduction 2 with 1 rules applied. Total rules applied 11 place count 137 transition count 392
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 17 place count 134 transition count 389
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 18 place count 133 transition count 387
Iterating global reduction 2 with 1 rules applied. Total rules applied 19 place count 133 transition count 387
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 23 place count 133 transition count 383
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: -22
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 3 with 18 rules applied. Total rules applied 41 place count 124 transition count 405
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 43 place count 124 transition count 403
Drop transitions (Redundant composition of simpler transitions.) removed 61 transitions
Redundant transition composition rules discarded 61 transitions
Iterating global reduction 4 with 61 rules applied. Total rules applied 104 place count 124 transition count 342
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 105 place count 124 transition count 342
Applied a total of 105 rules in 76 ms. Remains 124 /143 variables (removed 19) and now considering 342/460 (removed 118) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 76 ms. Remains : 124/143 places, 342/460 transitions.
RANDOM walk for 40000 steps (2157 resets) in 1036 ms. (38 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40002 steps (202 resets) in 201 ms. (198 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40003 steps (244 resets) in 129 ms. (307 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40002 steps (554 resets) in 86 ms. (459 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40002 steps (576 resets) in 60 ms. (655 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (591 resets) in 52 ms. (754 steps per ms) remains 6/7 properties
BEST_FIRST walk for 40003 steps (561 resets) in 61 ms. (645 steps per ms) remains 6/6 properties
[2025-06-02 19:27:41] [INFO ] Flow matrix only has 330 transitions (discarded 12 similar events)
// Phase 1: matrix 330 rows 124 cols
[2025-06-02 19:27:41] [INFO ] Computed 7 invariants in 2 ms
[2025-06-02 19:27:41] [INFO ] State equation strengthened by 57 read => feed constraints.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 96/106 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/106 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 14/120 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:27:41] [INFO ] Deduced a trap composed of 37 places in 62 ms of which 5 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/120 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/120 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 330/450 variables, 120/128 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/450 variables, 57/185 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/450 variables, 0/185 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (OVERLAPS) 4/454 variables, 4/189 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/454 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 11 (OVERLAPS) 0/454 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 454/454 variables, and 189 constraints, problems are : Problem set: 0 solved, 6 unsolved in 635 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 124/124 constraints, ReadFeed: 57/57 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 96/106 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/106 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 14/120 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/120 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/120 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 330/450 variables, 120/128 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/450 variables, 57/185 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/450 variables, 6/191 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/450 variables, 0/191 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 10 (OVERLAPS) 4/454 variables, 4/195 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/454 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 12 (OVERLAPS) 0/454 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 454/454 variables, and 195 constraints, problems are : Problem set: 0 solved, 6 unsolved in 1468 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 124/124 constraints, ReadFeed: 57/57 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2120ms problems are : Problem set: 0 solved, 6 unsolved
Fused 6 Parikh solutions to 4 different solutions.
Parikh walk visited 0 properties in 1514 ms.
Support contains 10 out of 124 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 124/124 places, 342/342 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 124 transition count 341
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 123 transition count 341
Free-agglomeration rule applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 123 transition count 340
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 4 place count 122 transition count 340
Applied a total of 4 rules in 17 ms. Remains 122 /124 variables (removed 2) and now considering 340/342 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 122/124 places, 340/342 transitions.
RANDOM walk for 40000 steps (2107 resets) in 187 ms. (212 steps per ms) remains 4/6 properties
BEST_FIRST walk for 40002 steps (193 resets) in 130 ms. (305 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (237 resets) in 70 ms. (563 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (583 resets) in 56 ms. (701 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (587 resets) in 77 ms. (512 steps per ms) remains 4/4 properties
[2025-06-02 19:27:44] [INFO ] Flow matrix only has 328 transitions (discarded 12 similar events)
// Phase 1: matrix 328 rows 122 cols
[2025-06-02 19:27:44] [INFO ] Computed 7 invariants in 2 ms
[2025-06-02 19:27:44] [INFO ] State equation strengthened by 57 read => feed constraints.
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 97/104 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/104 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 14/118 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:27:45] [INFO ] Deduced a trap composed of 37 places in 55 ms of which 4 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/118 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 328/446 variables, 118/126 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/446 variables, 57/183 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 0/183 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 4/450 variables, 4/187 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 0/450 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 450/450 variables, and 187 constraints, problems are : Problem set: 0 solved, 4 unsolved in 423 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 122/122 constraints, ReadFeed: 57/57 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 97/104 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/104 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 14/118 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/118 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 328/446 variables, 118/126 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/446 variables, 57/183 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 4/187 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (OVERLAPS) 4/450 variables, 4/191 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 0/191 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (OVERLAPS) 0/450 variables, 0/191 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 450/450 variables, and 191 constraints, problems are : Problem set: 0 solved, 4 unsolved in 1032 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 122/122 constraints, ReadFeed: 57/57 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1468ms problems are : Problem set: 0 solved, 4 unsolved
Fused 4 Parikh solutions to 3 different solutions.
Parikh walk visited 0 properties in 1084 ms.
Support contains 7 out of 122 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 122/122 places, 340/340 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 121 transition count 339
Applied a total of 2 rules in 10 ms. Remains 121 /122 variables (removed 1) and now considering 339/340 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 121/122 places, 339/340 transitions.
RANDOM walk for 40000 steps (2151 resets) in 171 ms. (232 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (187 resets) in 93 ms. (425 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (247 resets) in 105 ms. (377 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (574 resets) in 50 ms. (784 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (582 resets) in 87 ms. (454 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 495816 steps, run timeout after 3001 ms. (steps per millisecond=165 ) properties seen :2 out of 4
Probabilistic random walk after 495816 steps, saw 167376 distinct states, run finished after 3012 ms. (steps per millisecond=164 ) properties seen :2
[2025-06-02 19:27:50] [INFO ] Flow matrix only has 327 transitions (discarded 12 similar events)
// Phase 1: matrix 327 rows 121 cols
[2025-06-02 19:27:50] [INFO ] Computed 7 invariants in 11 ms
[2025-06-02 19:27:50] [INFO ] State equation strengthened by 57 read => feed constraints.
Starting Z3 with timeout 105.0 s and query timeout 10500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 58/61 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/61 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 56/117 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/117 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 327/444 variables, 117/124 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/444 variables, 57/181 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/444 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 4/448 variables, 4/185 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/448 variables, 0/185 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 0/448 variables, 0/185 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 448/448 variables, and 185 constraints, problems are : Problem set: 0 solved, 2 unsolved in 378 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 121/121 constraints, ReadFeed: 57/57 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 105.0 s and query timeout 10500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 58/61 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/61 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 56/117 variables, 5/7 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 19:27:51] [INFO ] Deduced a trap composed of 36 places in 67 ms of which 6 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/117 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/117 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 327/444 variables, 117/125 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/444 variables, 57/182 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/444 variables, 2/184 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/444 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 4/448 variables, 4/188 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/448 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 0/448 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 448/448 variables, and 188 constraints, problems are : Problem set: 0 solved, 2 unsolved in 574 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 121/121 constraints, ReadFeed: 57/57 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 975ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 461 ms.
Support contains 3 out of 121 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 121/121 places, 339/339 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 120 transition count 338
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 119 transition count 339
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 0 with 3 rules applied. Total rules applied 7 place count 119 transition count 336
Free-agglomeration rule applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 119 transition count 335
Reduce places removed 1 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 7 rules applied. Total rules applied 15 place count 118 transition count 329
Drop transitions (Redundant composition of simpler transitions.) removed 14 transitions
Redundant transition composition rules discarded 14 transitions
Iterating global reduction 1 with 14 rules applied. Total rules applied 29 place count 118 transition count 315
Applied a total of 29 rules in 48 ms. Remains 118 /121 variables (removed 3) and now considering 315/339 (removed 24) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 48 ms. Remains : 118/121 places, 315/339 transitions.
RANDOM walk for 40000 steps (2291 resets) in 173 ms. (229 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (243 resets) in 57 ms. (689 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (600 resets) in 63 ms. (625 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 518873 steps, run timeout after 3001 ms. (steps per millisecond=172 ) properties seen :0 out of 2
Probabilistic random walk after 518873 steps, saw 174491 distinct states, run finished after 3001 ms. (steps per millisecond=172 ) properties seen :0
[2025-06-02 19:27:55] [INFO ] Flow matrix only has 282 transitions (discarded 33 similar events)
// Phase 1: matrix 282 rows 118 cols
[2025-06-02 19:27:55] [INFO ] Computed 7 invariants in 1 ms
[2025-06-02 19:27:55] [INFO ] State equation strengthened by 61 read => feed constraints.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 56/59 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 55/114 variables, 5/7 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 19:27:55] [INFO ] Deduced a trap composed of 36 places in 50 ms of which 5 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/114 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/114 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 282/396 variables, 114/122 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/396 variables, 61/183 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/396 variables, 0/183 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 4/400 variables, 4/187 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/400 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/400 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 400/400 variables, and 187 constraints, problems are : Problem set: 0 solved, 2 unsolved in 375 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 118/118 constraints, ReadFeed: 61/61 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 56/59 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 55/114 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/114 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/114 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 282/396 variables, 114/122 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/396 variables, 61/183 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/396 variables, 2/185 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/396 variables, 0/185 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 4/400 variables, 4/189 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/400 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 0/400 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 400/400 variables, and 189 constraints, problems are : Problem set: 0 solved, 2 unsolved in 497 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 118/118 constraints, ReadFeed: 61/61 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 882ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 106 ms.
Support contains 3 out of 118 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 118/118 places, 315/315 transitions.
Applied a total of 0 rules in 9 ms. Remains 118 /118 variables (removed 0) and now considering 315/315 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 118/118 places, 315/315 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 118/118 places, 315/315 transitions.
Applied a total of 0 rules in 8 ms. Remains 118 /118 variables (removed 0) and now considering 315/315 (removed 0) transitions.
[2025-06-02 19:27:56] [INFO ] Flow matrix only has 282 transitions (discarded 33 similar events)
[2025-06-02 19:27:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:27:56] [INFO ] Implicit Places using invariants in 233 ms returned []
[2025-06-02 19:27:56] [INFO ] Flow matrix only has 282 transitions (discarded 33 similar events)
[2025-06-02 19:27:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:27:56] [INFO ] State equation strengthened by 61 read => feed constraints.
[2025-06-02 19:27:57] [INFO ] Implicit Places using invariants and state equation in 555 ms returned []
Implicit Place search using SMT with State Equation took 790 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 19:27:57] [INFO ] Redundant transitions in 36 ms returned []
Running 311 sub problems to find dead transitions.
[2025-06-02 19:27:57] [INFO ] Flow matrix only has 282 transitions (discarded 33 similar events)
[2025-06-02 19:27:57] [INFO ] Invariant cache hit.
[2025-06-02 19:27:57] [INFO ] State equation strengthened by 61 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/117 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 1 (OVERLAPS) 1/118 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 311 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:28:02] [INFO ] Deduced a trap composed of 36 places in 68 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:28:02] [INFO ] Deduced a trap composed of 23 places in 176 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:28:02] [INFO ] Deduced a trap composed of 17 places in 205 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:28:02] [INFO ] Deduced a trap composed of 36 places in 148 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:28:03] [INFO ] Deduced a trap composed of 46 places in 154 ms of which 14 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/118 variables, 5/12 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/118 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 4 (OVERLAPS) 282/400 variables, 118/130 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/400 variables, 61/191 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/400 variables, 0/191 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 7 (OVERLAPS) 0/400 variables, 0/191 constraints. Problems are: Problem set: 0 solved, 311 unsolved
No progress, stopping.
After SMT solving in domain Real declared 400/400 variables, and 191 constraints, problems are : Problem set: 0 solved, 311 unsolved in 24578 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 118/118 constraints, ReadFeed: 61/61 constraints, PredecessorRefiner: 311/311 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 311 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/117 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 1 (OVERLAPS) 1/118 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/118 variables, 5/12 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/118 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 4 (OVERLAPS) 282/400 variables, 118/130 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/400 variables, 61/191 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/400 variables, 311/502 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/400 variables, 0/502 constraints. Problems are: Problem set: 0 solved, 311 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 400/400 variables, and 502 constraints, problems are : Problem set: 0 solved, 311 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 118/118 constraints, ReadFeed: 61/61 constraints, PredecessorRefiner: 311/311 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 54793ms problems are : Problem set: 0 solved, 311 unsolved
Search for dead transitions found 0 dead transitions in 54796ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 55641 ms. Remains : 118/118 places, 315/315 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 103 edges and 118 vertex of which 20 / 118 are part of one of the 3 SCC in 0 ms
Free SCC test removed 17 places
Drop transitions (Empty/Sink Transition effects.) removed 75 transitions
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 88 transitions.
Graph (complete) has 443 edges and 101 vertex of which 99 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.2 ms
Discarding 2 places :
Also discarding 0 output transitions
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 2 place count 99 transition count 226
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 98 transition count 226
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 8 place count 94 transition count 222
Iterating global reduction 0 with 4 rules applied. Total rules applied 12 place count 94 transition count 222
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 16 place count 94 transition count 218
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 18 place count 93 transition count 217
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -2
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 20 place count 92 transition count 219
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 24 place count 92 transition count 215
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 2 with 6 rules applied. Total rules applied 30 place count 92 transition count 209
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 2 with 2 rules applied. Total rules applied 32 place count 92 transition count 207
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 34 place count 90 transition count 207
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 4 with 6 rules applied. Total rules applied 40 place count 87 transition count 204
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 4 with 8 rules applied. Total rules applied 48 place count 87 transition count 196
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 5 with 1 rules applied. Total rules applied 49 place count 87 transition count 195
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 51 place count 86 transition count 194
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 52 place count 85 transition count 171
Iterating global reduction 5 with 1 rules applied. Total rules applied 53 place count 85 transition count 171
Free-agglomeration rule applied 5 times.
Iterating global reduction 5 with 5 rules applied. Total rules applied 58 place count 85 transition count 166
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 5 with 5 rules applied. Total rules applied 63 place count 80 transition count 166
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 6 with 4 rules applied. Total rules applied 67 place count 80 transition count 162
Free-agglomeration rule applied 2 times.
Iterating global reduction 6 with 2 rules applied. Total rules applied 69 place count 80 transition count 160
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 6 with 2 rules applied. Total rules applied 71 place count 78 transition count 160
Partial Free-agglomeration rule applied 4 times.
Drop transitions (Partial Free agglomeration) removed 4 transitions
Iterating global reduction 7 with 4 rules applied. Total rules applied 75 place count 78 transition count 160
Applied a total of 75 rules in 76 ms. Remains 78 /118 variables (removed 40) and now considering 160/315 (removed 155) transitions.
Running SMT prover for 2 properties.
[2025-06-02 19:28:52] [INFO ] Flow matrix only has 158 transitions (discarded 2 similar events)
// Phase 1: matrix 158 rows 78 cols
[2025-06-02 19:28:52] [INFO ] Computed 7 invariants in 3 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 19:28:52] [INFO ] [Real]Absence check using 7 positive place invariants in 6 ms returned sat
[2025-06-02 19:28:52] [INFO ] After 191ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 19:28:52] [INFO ] [Nat]Absence check using 7 positive place invariants in 5 ms returned sat
[2025-06-02 19:28:52] [INFO ] After 104ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2025-06-02 19:28:52] [INFO ] State equation strengthened by 6 read => feed constraints.
[2025-06-02 19:28:52] [INFO ] After 27ms SMT Verify possible using 6 Read/Feed constraints in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2025-06-02 19:28:52] [INFO ] After 68ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2025-06-02 19:28:52] [INFO ] After 266ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Over-approximation ignoring read arcs solved 0 properties in 559 ms.
FORMULA FireWire-PT-17-LTLFireability-04 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 1 atomic propositions for a total of 11 simplifications.
Computed a total of 42 stabilizing places and 46 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' '!(X((X(X(p0))||G(p1))))'
Support contains 3 out of 302 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 302/302 places, 528/528 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 298 transition count 505
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 298 transition count 505
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 10 place count 296 transition count 502
Iterating global reduction 0 with 2 rules applied. Total rules applied 12 place count 296 transition count 502
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 13 place count 296 transition count 501
Applied a total of 13 rules in 29 ms. Remains 296 /302 variables (removed 6) and now considering 501/528 (removed 27) transitions.
// Phase 1: matrix 501 rows 296 cols
[2025-06-02 19:28:53] [INFO ] Computed 7 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:28:53] [INFO ] Implicit Places using invariants in 353 ms returned []
[2025-06-02 19:28:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:28:54] [INFO ] Implicit Places using invariants and state equation in 719 ms returned []
Implicit Place search using SMT with State Equation took 1074 ms to find 0 implicit places.
Running 500 sub problems to find dead transitions.
[2025-06-02 19:28:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/295 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 1 (OVERLAPS) 1/296 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 500 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:29:09] [INFO ] Deduced a trap composed of 73 places in 402 ms of which 71 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:29:09] [INFO ] Deduced a trap composed of 140 places in 346 ms of which 71 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:29:09] [INFO ] Deduced a trap composed of 72 places in 251 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:29:10] [INFO ] Deduced a trap composed of 73 places in 116 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:29:11] [INFO ] Deduced a trap composed of 86 places in 100 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:29:12] [INFO ] Deduced a trap composed of 85 places in 111 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:29:12] [INFO ] Deduced a trap composed of 51 places in 246 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:29:13] [INFO ] Deduced a trap composed of 65 places in 321 ms of which 45 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/296 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 500 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:29:20] [INFO ] Deduced a trap composed of 53 places in 321 ms of which 49 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/296 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 296/797 variables, and 16 constraints, problems are : Problem set: 0 solved, 500 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 0/296 constraints, PredecessorRefiner: 500/500 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 500 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/295 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 1 (OVERLAPS) 1/296 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/296 variables, 9/16 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/296 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 4 (OVERLAPS) 501/797 variables, 296/312 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/797 variables, 500/812 constraints. Problems are: Problem set: 0 solved, 500 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:29:49] [INFO ] Deduced a trap composed of 103 places in 318 ms of which 68 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:29:50] [INFO ] Deduced a trap composed of 74 places in 130 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:29:50] [INFO ] Deduced a trap composed of 107 places in 323 ms of which 39 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 797/797 variables, and 815 constraints, problems are : Problem set: 0 solved, 500 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 296/296 constraints, PredecessorRefiner: 500/500 constraints, Known Traps: 12/12 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60188ms problems are : Problem set: 0 solved, 500 unsolved
Search for dead transitions found 0 dead transitions in 60191ms
Starting structural reductions in LTL mode, iteration 1 : 296/302 places, 501/528 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61297 ms. Remains : 296/302 places, 501/528 transitions.
Stuttering acceptance computed with spot in 684 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p0)), (NOT p0), true, (AND (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : FireWire-PT-17-LTLFireability-02
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 3 ms.
FORMULA FireWire-PT-17-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FireWire-PT-17-LTLFireability-02 finished in 62102 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))'
Support contains 2 out of 302 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 302/302 places, 528/528 transitions.
Graph (trivial) has 238 edges and 302 vertex of which 18 / 302 are part of one of the 3 SCC in 2 ms
Free SCC test removed 15 places
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 47 transitions
Trivial Post-agglo rules discarded 47 transitions
Performed 47 trivial Post agglomeration. Transition count delta: 47
Iterating post reduction 0 with 47 rules applied. Total rules applied 48 place count 286 transition count 464
Reduce places removed 47 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 1 with 51 rules applied. Total rules applied 99 place count 239 transition count 460
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 101 place count 237 transition count 460
Performed 30 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 30 Pre rules applied. Total rules applied 101 place count 237 transition count 430
Deduced a syphon composed of 30 places in 0 ms
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 3 with 60 rules applied. Total rules applied 161 place count 207 transition count 430
Discarding 6 places :
Symmetric choice reduction at 3 with 6 rule applications. Total rules 167 place count 201 transition count 385
Iterating global reduction 3 with 6 rules applied. Total rules applied 173 place count 201 transition count 385
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 174 place count 201 transition count 384
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 3 Pre rules applied. Total rules applied 174 place count 201 transition count 381
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 4 with 6 rules applied. Total rules applied 180 place count 198 transition count 381
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 182 place count 196 transition count 378
Iterating global reduction 4 with 2 rules applied. Total rules applied 184 place count 196 transition count 378
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 4 with 2 rules applied. Total rules applied 186 place count 196 transition count 376
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 187 place count 195 transition count 376
Performed 27 Post agglomeration using F-continuation condition.Transition count delta: 27
Deduced a syphon composed of 27 places in 1 ms
Reduce places removed 27 places and 0 transitions.
Iterating global reduction 6 with 54 rules applied. Total rules applied 241 place count 168 transition count 349
Performed 33 Post agglomeration using F-continuation condition.Transition count delta: -104
Deduced a syphon composed of 33 places in 1 ms
Reduce places removed 33 places and 0 transitions.
Iterating global reduction 6 with 66 rules applied. Total rules applied 307 place count 135 transition count 453
Drop transitions (Redundant composition of simpler transitions.) removed 42 transitions
Redundant transition composition rules discarded 42 transitions
Iterating global reduction 6 with 42 rules applied. Total rules applied 349 place count 135 transition count 411
Applied a total of 349 rules in 180 ms. Remains 135 /302 variables (removed 167) and now considering 411/528 (removed 117) transitions.
[2025-06-02 19:29:55] [INFO ] Flow matrix only has 392 transitions (discarded 19 similar events)
// Phase 1: matrix 392 rows 135 cols
[2025-06-02 19:29:55] [INFO ] Computed 7 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:29:55] [INFO ] Implicit Places using invariants in 318 ms returned []
[2025-06-02 19:29:55] [INFO ] Flow matrix only has 392 transitions (discarded 19 similar events)
[2025-06-02 19:29:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:29:55] [INFO ] State equation strengthened by 61 read => feed constraints.
[2025-06-02 19:29:56] [INFO ] Implicit Places using invariants and state equation in 593 ms returned []
Implicit Place search using SMT with State Equation took 913 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 19:29:56] [INFO ] Redundant transitions in 53 ms returned []
Running 401 sub problems to find dead transitions.
[2025-06-02 19:29:56] [INFO ] Flow matrix only has 392 transitions (discarded 19 similar events)
[2025-06-02 19:29:56] [INFO ] Invariant cache hit.
[2025-06-02 19:29:56] [INFO ] State equation strengthened by 61 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/134 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/134 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 2 (OVERLAPS) 1/135 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 401 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:30:02] [INFO ] Deduced a trap composed of 53 places in 243 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:30:02] [INFO ] Deduced a trap composed of 40 places in 79 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:30:03] [INFO ] Deduced a trap composed of 27 places in 229 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:30:03] [INFO ] Deduced a trap composed of 23 places in 230 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:30:03] [INFO ] Deduced a trap composed of 40 places in 82 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:30:04] [INFO ] Deduced a trap composed of 39 places in 210 ms of which 13 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/135 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/135 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 5 (OVERLAPS) 391/526 variables, 135/148 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/526 variables, 61/209 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/526 variables, 0/209 constraints. Problems are: Problem set: 0 solved, 401 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:30:23] [INFO ] Deduced a trap composed of 23 places in 220 ms of which 20 ms to minimize.
At refinement iteration 8 (OVERLAPS) 0/526 variables, 1/210 constraints. Problems are: Problem set: 0 solved, 401 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 526/527 variables, and 210 constraints, problems are : Problem set: 0 solved, 401 unsolved in 30032 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 135/135 constraints, ReadFeed: 61/61 constraints, PredecessorRefiner: 401/401 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 401 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/134 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/134 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/134 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 3 (OVERLAPS) 1/135 variables, 6/10 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/135 variables, 4/14 constraints. Problems are: Problem set: 0 solved, 401 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:30:30] [INFO ] Deduced a trap composed of 19 places in 213 ms of which 22 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/135 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/135 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 7 (OVERLAPS) 391/526 variables, 135/150 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/526 variables, 61/211 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/526 variables, 401/612 constraints. Problems are: Problem set: 0 solved, 401 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 526/527 variables, and 612 constraints, problems are : Problem set: 0 solved, 401 unsolved in 30035 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 135/135 constraints, ReadFeed: 61/61 constraints, PredecessorRefiner: 401/401 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60425ms problems are : Problem set: 0 solved, 401 unsolved
Search for dead transitions found 0 dead transitions in 60428ms
Starting structural reductions in SI_LTL mode, iteration 1 : 135/302 places, 411/528 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61587 ms. Remains : 135/302 places, 411/528 transitions.
Stuttering acceptance computed with spot in 57 ms :[(NOT p0)]
Running random walk in product with property : FireWire-PT-17-LTLFireability-05
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 1 ms.
FORMULA FireWire-PT-17-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FireWire-PT-17-LTLFireability-05 finished in 61667 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) U p1)&&X(F(p2))))'
Support contains 5 out of 302 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 302/302 places, 528/528 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 299 transition count 524
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 299 transition count 524
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 298 transition count 523
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 298 transition count 523
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 9 place count 298 transition count 522
Applied a total of 9 rules in 34 ms. Remains 298 /302 variables (removed 4) and now considering 522/528 (removed 6) transitions.
// Phase 1: matrix 522 rows 298 cols
[2025-06-02 19:30:56] [INFO ] Computed 7 invariants in 5 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:30:57] [INFO ] Implicit Places using invariants in 336 ms returned []
[2025-06-02 19:30:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:30:57] [INFO ] Implicit Places using invariants and state equation in 772 ms returned []
Implicit Place search using SMT with State Equation took 1120 ms to find 0 implicit places.
Running 521 sub problems to find dead transitions.
[2025-06-02 19:30:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/297 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 521 unsolved
At refinement iteration 1 (OVERLAPS) 1/298 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 521 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:31:13] [INFO ] Deduced a trap composed of 75 places in 386 ms of which 76 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:31:14] [INFO ] Deduced a trap composed of 139 places in 361 ms of which 75 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:31:15] [INFO ] Deduced a trap composed of 85 places in 107 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:31:16] [INFO ] Deduced a trap composed of 52 places in 308 ms of which 43 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:31:17] [INFO ] Deduced a trap composed of 87 places in 110 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:31:17] [INFO ] Deduced a trap composed of 54 places in 301 ms of which 46 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:31:18] [INFO ] Deduced a trap composed of 66 places in 310 ms of which 51 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:31:22] [INFO ] Deduced a trap composed of 72 places in 99 ms of which 9 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/298 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 521 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:31:23] [INFO ] Deduced a trap composed of 72 places in 109 ms of which 6 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 298/820 variables, and 16 constraints, problems are : Problem set: 0 solved, 521 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 0/298 constraints, PredecessorRefiner: 521/521 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 521 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/297 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 521 unsolved
At refinement iteration 1 (OVERLAPS) 1/298 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 521 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/298 variables, 9/16 constraints. Problems are: Problem set: 0 solved, 521 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/298 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 521 unsolved
At refinement iteration 4 (OVERLAPS) 522/820 variables, 298/314 constraints. Problems are: Problem set: 0 solved, 521 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/820 variables, 521/835 constraints. Problems are: Problem set: 0 solved, 521 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 820/820 variables, and 835 constraints, problems are : Problem set: 0 solved, 521 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 298/298 constraints, PredecessorRefiner: 521/521 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60198ms problems are : Problem set: 0 solved, 521 unsolved
Search for dead transitions found 0 dead transitions in 60201ms
Starting structural reductions in LTL mode, iteration 1 : 298/302 places, 522/528 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61357 ms. Remains : 298/302 places, 522/528 transitions.
Stuttering acceptance computed with spot in 260 ms :[(OR (NOT p1) (NOT p2)), (NOT p0), (NOT p1), (NOT p2)]
Running random walk in product with property : FireWire-PT-17-LTLFireability-06
Stuttering criterion allowed to conclude after 86 steps with 0 reset in 2 ms.
FORMULA FireWire-PT-17-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FireWire-PT-17-LTLFireability-06 finished in 61647 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0)&&F(p1))))'
Support contains 1 out of 302 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 302/302 places, 528/528 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 297 transition count 503
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 297 transition count 503
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 12 place count 295 transition count 500
Iterating global reduction 0 with 2 rules applied. Total rules applied 14 place count 295 transition count 500
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 15 place count 295 transition count 499
Applied a total of 15 rules in 16 ms. Remains 295 /302 variables (removed 7) and now considering 499/528 (removed 29) transitions.
// Phase 1: matrix 499 rows 295 cols
[2025-06-02 19:31:58] [INFO ] Computed 7 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:31:58] [INFO ] Implicit Places using invariants in 346 ms returned []
[2025-06-02 19:31:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:31:59] [INFO ] Implicit Places using invariants and state equation in 741 ms returned []
Implicit Place search using SMT with State Equation took 1091 ms to find 0 implicit places.
Running 498 sub problems to find dead transitions.
[2025-06-02 19:31:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/294 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 498 unsolved
At refinement iteration 1 (OVERLAPS) 1/295 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 498 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:32:14] [INFO ] Deduced a trap composed of 73 places in 328 ms of which 68 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:32:14] [INFO ] Deduced a trap composed of 139 places in 307 ms of which 55 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:32:15] [INFO ] Deduced a trap composed of 72 places in 114 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:32:15] [INFO ] Deduced a trap composed of 74 places in 128 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:32:15] [INFO ] Deduced a trap composed of 28 places in 91 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:32:16] [INFO ] Deduced a trap composed of 85 places in 122 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:32:17] [INFO ] Deduced a trap composed of 85 places in 121 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:32:17] [INFO ] Deduced a trap composed of 51 places in 242 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:32:18] [INFO ] Deduced a trap composed of 53 places in 256 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:32:19] [INFO ] Deduced a trap composed of 65 places in 280 ms of which 49 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:32:22] [INFO ] Deduced a trap composed of 72 places in 119 ms of which 11 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/295 variables, 11/18 constraints. Problems are: Problem set: 0 solved, 498 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:32:24] [INFO ] Deduced a trap composed of 28 places in 103 ms of which 4 ms to minimize.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 295/794 variables, and 19 constraints, problems are : Problem set: 0 solved, 498 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 0/295 constraints, PredecessorRefiner: 498/498 constraints, Known Traps: 12/12 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 498 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/294 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 498 unsolved
At refinement iteration 1 (OVERLAPS) 1/295 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 498 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/295 variables, 12/19 constraints. Problems are: Problem set: 0 solved, 498 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/295 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 498 unsolved
At refinement iteration 4 (OVERLAPS) 499/794 variables, 295/314 constraints. Problems are: Problem set: 0 solved, 498 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/794 variables, 498/812 constraints. Problems are: Problem set: 0 solved, 498 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:32:56] [INFO ] Deduced a trap composed of 103 places in 343 ms of which 67 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 794/794 variables, and 813 constraints, problems are : Problem set: 0 solved, 498 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 295/295 constraints, PredecessorRefiner: 498/498 constraints, Known Traps: 13/13 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60166ms problems are : Problem set: 0 solved, 498 unsolved
Search for dead transitions found 0 dead transitions in 60169ms
Starting structural reductions in LTL mode, iteration 1 : 295/302 places, 499/528 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61280 ms. Remains : 295/302 places, 499/528 transitions.
Stuttering acceptance computed with spot in 224 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (NOT p0), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : FireWire-PT-17-LTLFireability-07
Product exploration explored 100000 steps with 0 reset in 489 ms.
Stack based approach found an accepted trace after 70 steps with 0 reset with depth 71 and stack size 71 in 1 ms.
FORMULA FireWire-PT-17-LTLFireability-07 FALSE TECHNIQUES STACK_TEST
Treatment of property FireWire-PT-17-LTLFireability-07 finished in 62025 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 3 out of 302 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 302/302 places, 528/528 transitions.
Graph (trivial) has 236 edges and 302 vertex of which 18 / 302 are part of one of the 3 SCC in 1 ms
Free SCC test removed 15 places
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 46 transitions
Trivial Post-agglo rules discarded 46 transitions
Performed 46 trivial Post agglomeration. Transition count delta: 46
Iterating post reduction 0 with 46 rules applied. Total rules applied 47 place count 286 transition count 465
Reduce places removed 46 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 1 with 50 rules applied. Total rules applied 97 place count 240 transition count 461
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 99 place count 238 transition count 461
Performed 30 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 30 Pre rules applied. Total rules applied 99 place count 238 transition count 431
Deduced a syphon composed of 30 places in 0 ms
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 3 with 60 rules applied. Total rules applied 159 place count 208 transition count 431
Discarding 6 places :
Symmetric choice reduction at 3 with 6 rule applications. Total rules 165 place count 202 transition count 386
Iterating global reduction 3 with 6 rules applied. Total rules applied 171 place count 202 transition count 386
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 172 place count 202 transition count 385
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 3 Pre rules applied. Total rules applied 172 place count 202 transition count 382
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 4 with 6 rules applied. Total rules applied 178 place count 199 transition count 382
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 180 place count 197 transition count 379
Iterating global reduction 4 with 2 rules applied. Total rules applied 182 place count 197 transition count 379
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 4 with 2 rules applied. Total rules applied 184 place count 197 transition count 377
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 185 place count 196 transition count 377
Performed 27 Post agglomeration using F-continuation condition.Transition count delta: 27
Deduced a syphon composed of 27 places in 0 ms
Reduce places removed 27 places and 0 transitions.
Iterating global reduction 6 with 54 rules applied. Total rules applied 239 place count 169 transition count 350
Performed 32 Post agglomeration using F-continuation condition.Transition count delta: -101
Deduced a syphon composed of 32 places in 0 ms
Reduce places removed 32 places and 0 transitions.
Iterating global reduction 6 with 64 rules applied. Total rules applied 303 place count 137 transition count 451
Drop transitions (Redundant composition of simpler transitions.) removed 42 transitions
Redundant transition composition rules discarded 42 transitions
Iterating global reduction 6 with 42 rules applied. Total rules applied 345 place count 137 transition count 409
Applied a total of 345 rules in 74 ms. Remains 137 /302 variables (removed 165) and now considering 409/528 (removed 119) transitions.
[2025-06-02 19:33:00] [INFO ] Flow matrix only has 390 transitions (discarded 19 similar events)
// Phase 1: matrix 390 rows 137 cols
[2025-06-02 19:33:00] [INFO ] Computed 7 invariants in 6 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:33:00] [INFO ] Implicit Places using invariants in 226 ms returned []
[2025-06-02 19:33:00] [INFO ] Flow matrix only has 390 transitions (discarded 19 similar events)
[2025-06-02 19:33:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:33:00] [INFO ] State equation strengthened by 59 read => feed constraints.
[2025-06-02 19:33:01] [INFO ] Implicit Places using invariants and state equation in 448 ms returned []
Implicit Place search using SMT with State Equation took 682 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 19:33:01] [INFO ] Redundant transitions in 6 ms returned []
Running 402 sub problems to find dead transitions.
[2025-06-02 19:33:01] [INFO ] Flow matrix only has 390 transitions (discarded 19 similar events)
[2025-06-02 19:33:01] [INFO ] Invariant cache hit.
[2025-06-02 19:33:01] [INFO ] State equation strengthened by 59 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/136 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 402 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/136 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 402 unsolved
At refinement iteration 2 (OVERLAPS) 1/137 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 402 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:33:08] [INFO ] Deduced a trap composed of 53 places in 255 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:33:08] [INFO ] Deduced a trap composed of 27 places in 206 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:33:09] [INFO ] Deduced a trap composed of 23 places in 247 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:33:09] [INFO ] Deduced a trap composed of 40 places in 87 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:33:09] [INFO ] Deduced a trap composed of 40 places in 85 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:33:09] [INFO ] Deduced a trap composed of 39 places in 211 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:33:10] [INFO ] Deduced a trap composed of 23 places in 219 ms of which 16 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/137 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 402 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:33:15] [INFO ] Deduced a trap composed of 19 places in 222 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:33:15] [INFO ] Deduced a trap composed of 19 places in 201 ms of which 8 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/137 variables, 2/16 constraints. Problems are: Problem set: 0 solved, 402 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/137 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 402 unsolved
At refinement iteration 6 (OVERLAPS) 389/526 variables, 137/153 constraints. Problems are: Problem set: 0 solved, 402 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/526 variables, 59/212 constraints. Problems are: Problem set: 0 solved, 402 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 526/527 variables, and 212 constraints, problems are : Problem set: 0 solved, 402 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 137/137 constraints, ReadFeed: 59/59 constraints, PredecessorRefiner: 402/402 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 402 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/136 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 402 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/136 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 402 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/136 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 402 unsolved
At refinement iteration 3 (OVERLAPS) 1/137 variables, 6/12 constraints. Problems are: Problem set: 0 solved, 402 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/137 variables, 4/16 constraints. Problems are: Problem set: 0 solved, 402 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/137 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 402 unsolved
At refinement iteration 6 (OVERLAPS) 389/526 variables, 137/153 constraints. Problems are: Problem set: 0 solved, 402 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/526 variables, 59/212 constraints. Problems are: Problem set: 0 solved, 402 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/526 variables, 402/614 constraints. Problems are: Problem set: 0 solved, 402 unsolved
Error getting values : (error "ParserException while parsing response: ((t0 4)
(t1 0)
(t2 0)
(t3 1)
(t4 0)
(t5 0)
(t6 0)
(t7 1)
(t8 0)
(t9 47)
(t10 82)
(t11 42)
(t13 27)
(t14 1)
(t15 1)
(t16 3)
(t17 0)
(t18 0)
(t19 3)
(t20 3)
(t21 0)
(t22 3)
(t23 0)
(t24 3)
(t25 0)
(t26 3)
(t27 0)
(t28 0)
(t29 0)
(t30 0)
(t31 3)
(t32 0)
(t33 0)
(t34 0)
(t35 3)
(t36 9)
(t37 0)
(t38 0)
(t39 9)
(t40 0)
(t41 1)
(t42 0)
(t43 0)
(t44 0)
(t45 4)
(t46 0)
(t47 4)
(t48 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 526/527 variables, and 614 constraints, problems are : Problem set: 0 solved, 402 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 137/137 constraints, ReadFeed: 59/59 constraints, PredecessorRefiner: 402/402 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60159ms problems are : Problem set: 0 solved, 402 unsolved
Search for dead transitions found 0 dead transitions in 60161ms
Starting structural reductions in SI_LTL mode, iteration 1 : 137/302 places, 409/528 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 60929 ms. Remains : 137/302 places, 409/528 transitions.
Stuttering acceptance computed with spot in 59 ms :[(NOT p0)]
Running random walk in product with property : FireWire-PT-17-LTLFireability-08
Stuttering criterion allowed to conclude after 5 steps with 0 reset in 1 ms.
FORMULA FireWire-PT-17-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FireWire-PT-17-LTLFireability-08 finished in 61012 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||X(X(p1))))))'
Support contains 3 out of 302 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 302/302 places, 528/528 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 297 transition count 503
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 297 transition count 503
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 12 place count 295 transition count 500
Iterating global reduction 0 with 2 rules applied. Total rules applied 14 place count 295 transition count 500
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 15 place count 295 transition count 499
Applied a total of 15 rules in 13 ms. Remains 295 /302 variables (removed 7) and now considering 499/528 (removed 29) transitions.
// Phase 1: matrix 499 rows 295 cols
[2025-06-02 19:34:01] [INFO ] Computed 7 invariants in 5 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:34:01] [INFO ] Implicit Places using invariants in 240 ms returned []
[2025-06-02 19:34:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:34:02] [INFO ] Implicit Places using invariants and state equation in 725 ms returned []
Implicit Place search using SMT with State Equation took 967 ms to find 0 implicit places.
Running 498 sub problems to find dead transitions.
[2025-06-02 19:34:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/294 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 498 unsolved
At refinement iteration 1 (OVERLAPS) 1/295 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 498 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:34:17] [INFO ] Deduced a trap composed of 73 places in 385 ms of which 77 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:34:17] [INFO ] Deduced a trap composed of 139 places in 300 ms of which 63 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:34:18] [INFO ] Deduced a trap composed of 72 places in 112 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:34:18] [INFO ] Deduced a trap composed of 74 places in 108 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:34:18] [INFO ] Deduced a trap composed of 28 places in 73 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:34:19] [INFO ] Deduced a trap composed of 85 places in 107 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:34:20] [INFO ] Deduced a trap composed of 85 places in 103 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:34:20] [INFO ] Deduced a trap composed of 51 places in 234 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:34:21] [INFO ] Deduced a trap composed of 53 places in 267 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:34:22] [INFO ] Deduced a trap composed of 65 places in 297 ms of which 52 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:34:25] [INFO ] Deduced a trap composed of 72 places in 104 ms of which 10 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/295 variables, 11/18 constraints. Problems are: Problem set: 0 solved, 498 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:34:27] [INFO ] Deduced a trap composed of 28 places in 66 ms of which 4 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/295 variables, 1/19 constraints. Problems are: Problem set: 0 solved, 498 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 295/794 variables, and 19 constraints, problems are : Problem set: 0 solved, 498 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 0/295 constraints, PredecessorRefiner: 498/498 constraints, Known Traps: 12/12 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 498 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/294 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 498 unsolved
At refinement iteration 1 (OVERLAPS) 1/295 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 498 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/295 variables, 12/19 constraints. Problems are: Problem set: 0 solved, 498 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/295 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 498 unsolved
At refinement iteration 4 (OVERLAPS) 499/794 variables, 295/314 constraints. Problems are: Problem set: 0 solved, 498 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/794 variables, 498/812 constraints. Problems are: Problem set: 0 solved, 498 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:34:59] [INFO ] Deduced a trap composed of 103 places in 336 ms of which 67 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 794/794 variables, and 813 constraints, problems are : Problem set: 0 solved, 498 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 295/295 constraints, PredecessorRefiner: 498/498 constraints, Known Traps: 13/13 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60182ms problems are : Problem set: 0 solved, 498 unsolved
Search for dead transitions found 0 dead transitions in 60185ms
Starting structural reductions in LTL mode, iteration 1 : 295/302 places, 499/528 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61168 ms. Remains : 295/302 places, 499/528 transitions.
Stuttering acceptance computed with spot in 157 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : FireWire-PT-17-LTLFireability-09
Product exploration explored 100000 steps with 0 reset in 320 ms.
Stack based approach found an accepted trace after 86 steps with 0 reset with depth 87 and stack size 87 in 1 ms.
FORMULA FireWire-PT-17-LTLFireability-09 FALSE TECHNIQUES STACK_TEST
Treatment of property FireWire-PT-17-LTLFireability-09 finished in 61676 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((X(X(X(p0))) U (G(p1) U X(p2)))))'
Support contains 4 out of 302 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 302/302 places, 528/528 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 298 transition count 504
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 298 transition count 504
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 10 place count 296 transition count 501
Iterating global reduction 0 with 2 rules applied. Total rules applied 12 place count 296 transition count 501
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 13 place count 296 transition count 500
Applied a total of 13 rules in 17 ms. Remains 296 /302 variables (removed 6) and now considering 500/528 (removed 28) transitions.
// Phase 1: matrix 500 rows 296 cols
[2025-06-02 19:35:03] [INFO ] Computed 7 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:35:03] [INFO ] Implicit Places using invariants in 230 ms returned []
[2025-06-02 19:35:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:35:03] [INFO ] Implicit Places using invariants and state equation in 490 ms returned []
Implicit Place search using SMT with State Equation took 722 ms to find 0 implicit places.
Running 499 sub problems to find dead transitions.
[2025-06-02 19:35:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/295 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 1 (OVERLAPS) 1/296 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 499 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:35:18] [INFO ] Deduced a trap composed of 73 places in 307 ms of which 71 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:35:18] [INFO ] Deduced a trap composed of 140 places in 338 ms of which 70 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:35:19] [INFO ] Deduced a trap composed of 72 places in 225 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:35:20] [INFO ] Deduced a trap composed of 149 places in 373 ms of which 78 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:35:20] [INFO ] Deduced a trap composed of 85 places in 334 ms of which 53 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:35:21] [INFO ] Deduced a trap composed of 156 places in 342 ms of which 64 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:35:21] [INFO ] Deduced a trap composed of 73 places in 189 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:35:22] [INFO ] Deduced a trap composed of 86 places in 76 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:35:23] [INFO ] Deduced a trap composed of 51 places in 236 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:35:24] [INFO ] Deduced a trap composed of 65 places in 290 ms of which 43 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/296 variables, 10/17 constraints. Problems are: Problem set: 0 solved, 499 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:35:30] [INFO ] Deduced a trap composed of 53 places in 205 ms of which 49 ms to minimize.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 296/796 variables, and 18 constraints, problems are : Problem set: 0 solved, 499 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 0/296 constraints, PredecessorRefiner: 499/499 constraints, Known Traps: 11/11 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 499 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/295 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 1 (OVERLAPS) 1/296 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/296 variables, 11/18 constraints. Problems are: Problem set: 0 solved, 499 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:35:40] [INFO ] Deduced a trap composed of 28 places in 82 ms of which 5 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/296 variables, 1/19 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/296 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 5 (OVERLAPS) 500/796 variables, 296/315 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/796 variables, 499/814 constraints. Problems are: Problem set: 0 solved, 499 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 796/796 variables, and 814 constraints, problems are : Problem set: 0 solved, 499 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 296/296 constraints, PredecessorRefiner: 499/499 constraints, Known Traps: 12/12 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60119ms problems are : Problem set: 0 solved, 499 unsolved
Search for dead transitions found 0 dead transitions in 60121ms
Starting structural reductions in LTL mode, iteration 1 : 296/302 places, 500/528 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60863 ms. Remains : 296/302 places, 500/528 transitions.
Stuttering acceptance computed with spot in 647 ms :[(NOT p2), (AND (NOT p2) (NOT p0)), (NOT p2), (AND (NOT p0) (NOT p2)), (NOT p0), (NOT p0), true, (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p1) (NOT p0)), (AND p1 (NOT p2) (NOT p0)), (NOT p1), (NOT p2)]
Running random walk in product with property : FireWire-PT-17-LTLFireability-11
Product exploration explored 100000 steps with 4 reset in 151 ms.
Product exploration explored 100000 steps with 0 reset in 282 ms.
Computed a total of 42 stabilizing places and 46 stable transitions
Computed a total of 42 stabilizing places and 46 stable transitions
Knowledge obtained : [(AND p1 (NOT p2) (NOT p0)), (X (AND p1 (NOT p2))), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT p2)), (X p1), (X (X (AND p1 (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT p2))), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 250 ms. Reduced automaton from 12 states, 24 edges and 3 AP (stutter sensitive) to 12 states, 24 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 637 ms :[(NOT p2), (AND (NOT p2) (NOT p0)), (NOT p2), (AND (NOT p0) (NOT p2)), (NOT p0), (NOT p0), true, (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p1) (NOT p0)), (AND p1 (NOT p2) (NOT p0)), (NOT p1), (NOT p2)]
Reduction of identical properties reduced properties to check from 8 to 7
RANDOM walk for 40000 steps (18 resets) in 249 ms. (160 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40000 steps (16 resets) in 276 ms. (144 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40000 steps (16 resets) in 346 ms. (115 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40000 steps (12 resets) in 207 ms. (192 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40000 steps (9 resets) in 282 ms. (141 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40000 steps (11 resets) in 139 ms. (285 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40000 steps (10 resets) in 119 ms. (333 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40000 steps (12 resets) in 121 ms. (327 steps per ms) remains 7/7 properties
Interrupted probabilistic random walk after 413922 steps, run timeout after 3001 ms. (steps per millisecond=137 ) properties seen :0 out of 7
Probabilistic random walk after 413922 steps, saw 84852 distinct states, run finished after 3001 ms. (steps per millisecond=137 ) properties seen :0
[2025-06-02 19:36:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Problem apf2 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 208/212 variables, 3/3 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/212 variables, 0/3 constraints. Problems are: Problem set: 1 solved, 6 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 50/262 variables, 4/7 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/262 variables, 0/7 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 464/726 variables, 262/269 constraints. Problems are: Problem set: 1 solved, 6 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:36:10] [INFO ] Deduced a trap composed of 74 places in 282 ms of which 55 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:36:10] [INFO ] Deduced a trap composed of 74 places in 111 ms of which 7 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/726 variables, 2/271 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/726 variables, 0/271 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 18/744 variables, 8/279 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/744 variables, 0/279 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 10 (OVERLAPS) 20/764 variables, 10/289 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/764 variables, 0/289 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 12 (OVERLAPS) 12/776 variables, 6/295 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/776 variables, 0/295 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 14 (OVERLAPS) 14/790 variables, 6/301 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/790 variables, 0/301 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 16 (OVERLAPS) 6/796 variables, 4/305 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/796 variables, 0/305 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 18 (OVERLAPS) 0/796 variables, 0/305 constraints. Problems are: Problem set: 1 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 796/796 variables, and 305 constraints, problems are : Problem set: 1 solved, 6 unsolved in 1752 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 296/296 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 6 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 208/212 variables, 3/3 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/212 variables, 0/3 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 50/262 variables, 4/7 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/262 variables, 2/9 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/262 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 464/726 variables, 262/271 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/726 variables, 6/277 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/726 variables, 0/277 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 9 (OVERLAPS) 18/744 variables, 8/285 constraints. Problems are: Problem set: 1 solved, 6 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:36:12] [INFO ] Deduced a trap composed of 72 places in 103 ms of which 12 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/744 variables, 1/286 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/744 variables, 0/286 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 12 (OVERLAPS) 20/764 variables, 10/296 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/764 variables, 0/296 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 14 (OVERLAPS) 12/776 variables, 6/302 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/776 variables, 0/302 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 16 (OVERLAPS) 14/790 variables, 6/308 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/790 variables, 0/308 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 18 (OVERLAPS) 6/796 variables, 4/312 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/796 variables, 0/312 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 20 (OVERLAPS) 0/796 variables, 0/312 constraints. Problems are: Problem set: 1 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 796/796 variables, and 312 constraints, problems are : Problem set: 1 solved, 6 unsolved in 3625 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 296/296 constraints, PredecessorRefiner: 6/7 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5387ms problems are : Problem set: 1 solved, 6 unsolved
Fused 6 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 969 ms.
Support contains 4 out of 296 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 296/296 places, 500/500 transitions.
Graph (trivial) has 231 edges and 296 vertex of which 18 / 296 are part of one of the 3 SCC in 1 ms
Free SCC test removed 15 places
Drop transitions (Empty/Sink Transition effects.) removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 50 transitions
Trivial Post-agglo rules discarded 50 transitions
Performed 50 trivial Post agglomeration. Transition count delta: 50
Iterating post reduction 0 with 50 rules applied. Total rules applied 51 place count 281 transition count 429
Reduce places removed 50 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 1 with 54 rules applied. Total rules applied 105 place count 231 transition count 425
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 107 place count 229 transition count 425
Performed 31 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 31 Pre rules applied. Total rules applied 107 place count 229 transition count 394
Deduced a syphon composed of 31 places in 0 ms
Reduce places removed 31 places and 0 transitions.
Iterating global reduction 3 with 62 rules applied. Total rules applied 169 place count 198 transition count 394
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 170 place count 197 transition count 374
Iterating global reduction 3 with 1 rules applied. Total rules applied 171 place count 197 transition count 374
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 172 place count 197 transition count 373
Performed 29 Post agglomeration using F-continuation condition.Transition count delta: 29
Deduced a syphon composed of 29 places in 0 ms
Reduce places removed 29 places and 0 transitions.
Iterating global reduction 4 with 58 rules applied. Total rules applied 230 place count 168 transition count 344
Performed 31 Post agglomeration using F-continuation condition.Transition count delta: -99
Deduced a syphon composed of 31 places in 1 ms
Reduce places removed 31 places and 0 transitions.
Iterating global reduction 4 with 62 rules applied. Total rules applied 292 place count 137 transition count 443
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 4 with 6 rules applied. Total rules applied 298 place count 137 transition count 437
Drop transitions (Redundant composition of simpler transitions.) removed 36 transitions
Redundant transition composition rules discarded 36 transitions
Iterating global reduction 5 with 36 rules applied. Total rules applied 334 place count 137 transition count 401
Free-agglomeration rule applied 19 times.
Iterating global reduction 5 with 19 rules applied. Total rules applied 353 place count 137 transition count 382
Reduce places removed 19 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 5 with 25 rules applied. Total rules applied 378 place count 118 transition count 376
Drop transitions (Redundant composition of simpler transitions.) removed 56 transitions
Redundant transition composition rules discarded 56 transitions
Iterating global reduction 6 with 56 rules applied. Total rules applied 434 place count 118 transition count 320
Partial Free-agglomeration rule applied 2 times.
Drop transitions (Partial Free agglomeration) removed 2 transitions
Iterating global reduction 6 with 2 rules applied. Total rules applied 436 place count 118 transition count 320
Applied a total of 436 rules in 53 ms. Remains 118 /296 variables (removed 178) and now considering 320/500 (removed 180) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 53 ms. Remains : 118/296 places, 320/500 transitions.
RANDOM walk for 40000 steps (2302 resets) in 332 ms. (120 steps per ms) remains 3/6 properties
BEST_FIRST walk for 40002 steps (589 resets) in 70 ms. (563 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (586 resets) in 120 ms. (330 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (599 resets) in 73 ms. (540 steps per ms) remains 3/3 properties
[2025-06-02 19:36:16] [INFO ] Flow matrix only has 283 transitions (discarded 37 similar events)
// Phase 1: matrix 283 rows 118 cols
[2025-06-02 19:36:16] [INFO ] Computed 7 invariants in 1 ms
[2025-06-02 19:36:16] [INFO ] State equation strengthened by 63 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 96/100 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/100 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 14/114 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/114 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 283/397 variables, 114/121 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/397 variables, 63/184 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/397 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 4/401 variables, 4/188 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/401 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 0/401 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 401/401 variables, and 188 constraints, problems are : Problem set: 0 solved, 3 unsolved in 409 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 118/118 constraints, ReadFeed: 63/63 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 96/100 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:36:16] [INFO ] Deduced a trap composed of 16 places in 118 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:36:17] [INFO ] Deduced a trap composed of 36 places in 156 ms of which 12 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/100 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/100 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 14/114 variables, 4/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/114 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 283/397 variables, 114/123 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/397 variables, 63/186 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/397 variables, 3/189 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/397 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 4/401 variables, 4/193 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/401 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 0/401 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 401/401 variables, and 193 constraints, problems are : Problem set: 0 solved, 3 unsolved in 1100 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 118/118 constraints, ReadFeed: 63/63 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1532ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 69 ms.
Support contains 4 out of 118 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 118/118 places, 320/320 transitions.
Applied a total of 0 rules in 9 ms. Remains 118 /118 variables (removed 0) and now considering 320/320 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 118/118 places, 320/320 transitions.
RANDOM walk for 40000 steps (2261 resets) in 233 ms. (170 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40000 steps (586 resets) in 112 ms. (353 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (574 resets) in 113 ms. (350 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (600 resets) in 90 ms. (439 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 451602 steps, run timeout after 3001 ms. (steps per millisecond=150 ) properties seen :0 out of 3
Probabilistic random walk after 451602 steps, saw 142273 distinct states, run finished after 3001 ms. (steps per millisecond=150 ) properties seen :0
[2025-06-02 19:36:21] [INFO ] Flow matrix only has 283 transitions (discarded 37 similar events)
[2025-06-02 19:36:21] [INFO ] Invariant cache hit.
[2025-06-02 19:36:21] [INFO ] State equation strengthened by 63 read => feed constraints.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 96/100 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/100 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 14/114 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/114 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 283/397 variables, 114/121 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/397 variables, 63/184 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/397 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 4/401 variables, 4/188 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/401 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 0/401 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 401/401 variables, and 188 constraints, problems are : Problem set: 0 solved, 3 unsolved in 283 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 118/118 constraints, ReadFeed: 63/63 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 96/100 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:36:21] [INFO ] Deduced a trap composed of 16 places in 158 ms of which 20 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/100 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:36:21] [INFO ] Deduced a trap composed of 16 places in 102 ms of which 12 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/100 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/100 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 14/114 variables, 4/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/114 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 283/397 variables, 114/123 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/397 variables, 63/186 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/397 variables, 3/189 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/397 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 4/401 variables, 4/193 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/401 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 0/401 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 401/401 variables, and 193 constraints, problems are : Problem set: 0 solved, 3 unsolved in 1062 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 118/118 constraints, ReadFeed: 63/63 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1361ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 38 ms.
Support contains 4 out of 118 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 118/118 places, 320/320 transitions.
Applied a total of 0 rules in 7 ms. Remains 118 /118 variables (removed 0) and now considering 320/320 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 118/118 places, 320/320 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 118/118 places, 320/320 transitions.
Applied a total of 0 rules in 6 ms. Remains 118 /118 variables (removed 0) and now considering 320/320 (removed 0) transitions.
[2025-06-02 19:36:22] [INFO ] Flow matrix only has 283 transitions (discarded 37 similar events)
[2025-06-02 19:36:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:36:22] [INFO ] Implicit Places using invariants in 219 ms returned []
[2025-06-02 19:36:22] [INFO ] Flow matrix only has 283 transitions (discarded 37 similar events)
[2025-06-02 19:36:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:36:22] [INFO ] State equation strengthened by 63 read => feed constraints.
[2025-06-02 19:36:23] [INFO ] Implicit Places using invariants and state equation in 528 ms returned []
Implicit Place search using SMT with State Equation took 749 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 19:36:23] [INFO ] Redundant transitions in 4 ms returned []
Running 316 sub problems to find dead transitions.
[2025-06-02 19:36:23] [INFO ] Flow matrix only has 283 transitions (discarded 37 similar events)
[2025-06-02 19:36:23] [INFO ] Invariant cache hit.
[2025-06-02 19:36:23] [INFO ] State equation strengthened by 63 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/117 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 316 unsolved
At refinement iteration 1 (OVERLAPS) 1/118 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 316 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:36:28] [INFO ] Deduced a trap composed of 24 places in 197 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:36:28] [INFO ] Deduced a trap composed of 38 places in 74 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:36:28] [INFO ] Deduced a trap composed of 37 places in 79 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:36:29] [INFO ] Deduced a trap composed of 16 places in 177 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:36:29] [INFO ] Deduced a trap composed of 47 places in 175 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:36:30] [INFO ] Deduced a trap composed of 87 places in 159 ms of which 14 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/118 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 316 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/118 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 316 unsolved
At refinement iteration 4 (OVERLAPS) 283/401 variables, 118/131 constraints. Problems are: Problem set: 0 solved, 316 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/401 variables, 63/194 constraints. Problems are: Problem set: 0 solved, 316 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/401 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 316 unsolved
At refinement iteration 7 (OVERLAPS) 0/401 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 316 unsolved
No progress, stopping.
After SMT solving in domain Real declared 401/401 variables, and 194 constraints, problems are : Problem set: 0 solved, 316 unsolved in 28289 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 118/118 constraints, ReadFeed: 63/63 constraints, PredecessorRefiner: 316/316 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 316 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/117 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 316 unsolved
At refinement iteration 1 (OVERLAPS) 1/118 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 316 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/118 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 316 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/118 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 316 unsolved
At refinement iteration 4 (OVERLAPS) 283/401 variables, 118/131 constraints. Problems are: Problem set: 0 solved, 316 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/401 variables, 63/194 constraints. Problems are: Problem set: 0 solved, 316 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/401 variables, 316/510 constraints. Problems are: Problem set: 0 solved, 316 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 401/401 variables, and 510 constraints, problems are : Problem set: 0 solved, 316 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 118/118 constraints, ReadFeed: 63/63 constraints, PredecessorRefiner: 316/316 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 58471ms problems are : Problem set: 0 solved, 316 unsolved
Search for dead transitions found 0 dead transitions in 58472ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 59240 ms. Remains : 118/118 places, 320/320 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 108 edges and 118 vertex of which 20 / 118 are part of one of the 3 SCC in 0 ms
Free SCC test removed 17 places
Drop transitions (Empty/Sink Transition effects.) removed 77 transitions
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 91 transitions.
Graph (complete) has 440 edges and 101 vertex of which 99 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Discarding 2 places :
Also discarding 0 output transitions
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 6 place count 95 transition count 225
Iterating global reduction 0 with 4 rules applied. Total rules applied 10 place count 95 transition count 225
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 14 place count 95 transition count 221
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 16 place count 94 transition count 220
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -4
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 20 place count 92 transition count 224
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 28 place count 92 transition count 216
Drop transitions (Redundant composition of simpler transitions.) removed 10 transitions
Redundant transition composition rules discarded 10 transitions
Iterating global reduction 2 with 10 rules applied. Total rules applied 38 place count 92 transition count 206
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 2 with 2 rules applied. Total rules applied 40 place count 92 transition count 204
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 42 place count 90 transition count 204
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 4 with 6 rules applied. Total rules applied 48 place count 87 transition count 201
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 4 with 6 rules applied. Total rules applied 54 place count 87 transition count 195
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 5 with 1 rules applied. Total rules applied 55 place count 87 transition count 194
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 57 place count 86 transition count 193
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 58 place count 85 transition count 171
Iterating global reduction 5 with 1 rules applied. Total rules applied 59 place count 85 transition count 171
Free-agglomeration rule applied 5 times.
Iterating global reduction 5 with 5 rules applied. Total rules applied 64 place count 85 transition count 166
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 5 with 5 rules applied. Total rules applied 69 place count 80 transition count 166
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 6 with 4 rules applied. Total rules applied 73 place count 80 transition count 162
Free-agglomeration rule applied 2 times.
Iterating global reduction 6 with 2 rules applied. Total rules applied 75 place count 80 transition count 160
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 6 with 2 rules applied. Total rules applied 77 place count 78 transition count 160
Partial Free-agglomeration rule applied 4 times.
Drop transitions (Partial Free agglomeration) removed 4 transitions
Iterating global reduction 7 with 4 rules applied. Total rules applied 81 place count 78 transition count 160
Applied a total of 81 rules in 62 ms. Remains 78 /118 variables (removed 40) and now considering 160/320 (removed 160) transitions.
Running SMT prover for 3 properties.
[2025-06-02 19:37:21] [INFO ] Flow matrix only has 158 transitions (discarded 2 similar events)
// Phase 1: matrix 158 rows 78 cols
[2025-06-02 19:37:21] [INFO ] Computed 7 invariants in 1 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 19:37:21] [INFO ] [Real]Absence check using 7 positive place invariants in 4 ms returned sat
[2025-06-02 19:37:22] [INFO ] After 95ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:2
[2025-06-02 19:37:22] [INFO ] State equation strengthened by 6 read => feed constraints.
[2025-06-02 19:37:22] [INFO ] After 17ms SMT Verify possible using 6 Read/Feed constraints in real domain returned unsat :0 sat :0 real:3
[2025-06-02 19:37:22] [INFO ] After 186ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 19:37:22] [INFO ] [Nat]Absence check using 7 positive place invariants in 5 ms returned sat
[2025-06-02 19:37:22] [INFO ] After 121ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2025-06-02 19:37:22] [INFO ] After 51ms SMT Verify possible using 6 Read/Feed constraints in natural domain returned unsat :0 sat :3
TRAPS : Iteration 0
[2025-06-02 19:37:22] [INFO ] After 113ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
[2025-06-02 19:37:22] [INFO ] After 352ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Over-approximation ignoring read arcs solved 0 properties in 608 ms.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p1 (NOT p2) (NOT p0)), (X (AND p1 (NOT p2))), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT p2)), (X p1), (X (X (AND p1 (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT p2))), (X (X p1)), (G (OR p1 p0))]
False Knowledge obtained : [(F (NOT (AND p1 (NOT p2)))), (F (NOT (AND p1 (NOT p2) (NOT p0)))), (F p2)]
Knowledge based reduction with 10 factoid took 450 ms. Reduced automaton from 12 states, 24 edges and 3 AP (stutter sensitive) to 12 states, 23 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 643 ms :[(NOT p2), (AND (NOT p2) (NOT p0)), (NOT p2), (AND (NOT p0) (NOT p2)), (NOT p0), (NOT p0), true, (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p2)), (NOT p1), (NOT p2)]
Stuttering acceptance computed with spot in 632 ms :[(NOT p2), (AND (NOT p2) (NOT p0)), (NOT p2), (AND (NOT p0) (NOT p2)), (NOT p0), (NOT p0), true, (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p2)), (NOT p1), (NOT p2)]
// Phase 1: matrix 500 rows 296 cols
[2025-06-02 19:37:24] [INFO ] Computed 7 invariants in 4 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-02 19:37:24] [INFO ] [Real]Absence check using 7 positive place invariants in 35 ms returned sat
[2025-06-02 19:37:26] [INFO ] [Real]Absence check using state equation in 1683 ms returned sat
[2025-06-02 19:37:26] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-02 19:37:26] [INFO ] [Nat]Absence check using 7 positive place invariants in 13 ms returned sat
[2025-06-02 19:37:27] [INFO ] [Nat]Absence check using state equation in 486 ms returned sat
[2025-06-02 19:37:27] [INFO ] Computed and/alt/rep : 447/1178/447 causal constraints (skipped 52 transitions) in 41 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:37:33] [INFO ] Deduced a trap composed of 51 places in 260 ms of which 52 ms to minimize.
[2025-06-02 19:37:33] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 358 ms
[2025-06-02 19:37:33] [INFO ] Added : 405 causal constraints over 82 iterations in 6166 ms. Result :sat
Could not prove EG (NOT p2)
Support contains 4 out of 296 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 296/296 places, 500/500 transitions.
Applied a total of 0 rules in 6 ms. Remains 296 /296 variables (removed 0) and now considering 500/500 (removed 0) transitions.
[2025-06-02 19:37:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:37:33] [INFO ] Implicit Places using invariants in 269 ms returned []
[2025-06-02 19:37:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:37:34] [INFO ] Implicit Places using invariants and state equation in 688 ms returned []
Implicit Place search using SMT with State Equation took 959 ms to find 0 implicit places.
Running 499 sub problems to find dead transitions.
[2025-06-02 19:37:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/295 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 1 (OVERLAPS) 1/296 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 499 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:37:49] [INFO ] Deduced a trap composed of 73 places in 340 ms of which 67 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:37:49] [INFO ] Deduced a trap composed of 140 places in 323 ms of which 69 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:37:50] [INFO ] Deduced a trap composed of 72 places in 235 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:37:51] [INFO ] Deduced a trap composed of 149 places in 318 ms of which 59 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:37:51] [INFO ] Deduced a trap composed of 85 places in 313 ms of which 51 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:37:52] [INFO ] Deduced a trap composed of 156 places in 335 ms of which 65 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:37:52] [INFO ] Deduced a trap composed of 73 places in 106 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:37:53] [INFO ] Deduced a trap composed of 86 places in 114 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:37:53] [INFO ] Deduced a trap composed of 51 places in 238 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:37:54] [INFO ] Deduced a trap composed of 65 places in 298 ms of which 42 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/296 variables, 10/17 constraints. Problems are: Problem set: 0 solved, 499 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:38:01] [INFO ] Deduced a trap composed of 53 places in 306 ms of which 51 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 296/796 variables, and 18 constraints, problems are : Problem set: 0 solved, 499 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 0/296 constraints, PredecessorRefiner: 499/499 constraints, Known Traps: 11/11 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 499 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/295 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 1 (OVERLAPS) 1/296 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/296 variables, 11/18 constraints. Problems are: Problem set: 0 solved, 499 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:38:09] [INFO ] Deduced a trap composed of 28 places in 62 ms of which 4 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/296 variables, 1/19 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/296 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 5 (OVERLAPS) 500/796 variables, 296/315 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/796 variables, 499/814 constraints. Problems are: Problem set: 0 solved, 499 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 0)
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 796/796 variables, and 814 constraints, problems are : Problem set: 0 solved, 499 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 296/296 constraints, PredecessorRefiner: 499/499 constraints, Known Traps: 12/12 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60182ms problems are : Problem set: 0 solved, 499 unsolved
Search for dead transitions found 0 dead transitions in 60185ms
Finished structural reductions in LTL mode , in 1 iterations and 61153 ms. Remains : 296/296 places, 500/500 transitions.
Computed a total of 42 stabilizing places and 46 stable transitions
Computed a total of 42 stabilizing places and 46 stable transitions
Knowledge obtained : [(AND p1 (NOT p2) (NOT p0)), (X (AND p1 (NOT p2))), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT p2)), (X p1), (X (X (AND p1 (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT p2))), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 233 ms. Reduced automaton from 12 states, 23 edges and 3 AP (stutter sensitive) to 12 states, 23 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 620 ms :[(NOT p2), (AND (NOT p2) (NOT p0)), (NOT p2), (AND (NOT p0) (NOT p2)), (NOT p0), (NOT p0), true, (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p2)), (NOT p1), (NOT p2)]
RANDOM walk for 40000 steps (9 resets) in 223 ms. (178 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40000 steps (9 resets) in 121 ms. (327 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40000 steps (14 resets) in 228 ms. (174 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40000 steps (18 resets) in 283 ms. (140 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40000 steps (10 resets) in 122 ms. (325 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40000 steps (11 resets) in 176 ms. (225 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40000 steps (18 resets) in 106 ms. (373 steps per ms) remains 6/6 properties
Interrupted probabilistic random walk after 393994 steps, run timeout after 3001 ms. (steps per millisecond=131 ) properties seen :0 out of 6
Probabilistic random walk after 393994 steps, saw 80996 distinct states, run finished after 3001 ms. (steps per millisecond=131 ) properties seen :0
[2025-06-02 19:38:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 208/212 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/212 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 50/262 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/262 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 464/726 variables, 262/269 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/726 variables, 0/269 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 18/744 variables, 8/277 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/744 variables, 0/277 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (OVERLAPS) 20/764 variables, 10/287 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/764 variables, 0/287 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 11 (OVERLAPS) 12/776 variables, 6/293 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/776 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 13 (OVERLAPS) 14/790 variables, 6/299 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/790 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 15 (OVERLAPS) 6/796 variables, 4/303 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/796 variables, 0/303 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 17 (OVERLAPS) 0/796 variables, 0/303 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 796/796 variables, and 303 constraints, problems are : Problem set: 0 solved, 6 unsolved in 1290 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 296/296 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 208/212 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/212 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 50/262 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/262 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 464/726 variables, 262/269 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/726 variables, 6/275 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:38:41] [INFO ] Deduced a trap composed of 74 places in 99 ms of which 7 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/726 variables, 1/276 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/726 variables, 0/276 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (OVERLAPS) 18/744 variables, 8/284 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/744 variables, 0/284 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 11 (OVERLAPS) 20/764 variables, 10/294 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/764 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 13 (OVERLAPS) 12/776 variables, 6/300 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/776 variables, 0/300 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 15 (OVERLAPS) 14/790 variables, 6/306 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/790 variables, 0/306 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 17 (OVERLAPS) 6/796 variables, 4/310 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/796 variables, 0/310 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 19 (OVERLAPS) 0/796 variables, 0/310 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
After SMT solving in domain Int declared 796/796 variables, and 310 constraints, problems are : Problem set: 0 solved, 6 unsolved in 5007 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 296/296 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6304ms problems are : Problem set: 0 solved, 6 unsolved
Fused 6 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 925 ms.
Support contains 4 out of 296 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 296/296 places, 500/500 transitions.
Graph (trivial) has 231 edges and 296 vertex of which 18 / 296 are part of one of the 3 SCC in 1 ms
Free SCC test removed 15 places
Drop transitions (Empty/Sink Transition effects.) removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 50 transitions
Trivial Post-agglo rules discarded 50 transitions
Performed 50 trivial Post agglomeration. Transition count delta: 50
Iterating post reduction 0 with 50 rules applied. Total rules applied 51 place count 281 transition count 429
Reduce places removed 50 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 1 with 54 rules applied. Total rules applied 105 place count 231 transition count 425
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 107 place count 229 transition count 425
Performed 31 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 31 Pre rules applied. Total rules applied 107 place count 229 transition count 394
Deduced a syphon composed of 31 places in 1 ms
Reduce places removed 31 places and 0 transitions.
Iterating global reduction 3 with 62 rules applied. Total rules applied 169 place count 198 transition count 394
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 170 place count 197 transition count 374
Iterating global reduction 3 with 1 rules applied. Total rules applied 171 place count 197 transition count 374
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 172 place count 197 transition count 373
Performed 29 Post agglomeration using F-continuation condition.Transition count delta: 29
Deduced a syphon composed of 29 places in 0 ms
Reduce places removed 29 places and 0 transitions.
Iterating global reduction 4 with 58 rules applied. Total rules applied 230 place count 168 transition count 344
Performed 31 Post agglomeration using F-continuation condition.Transition count delta: -99
Deduced a syphon composed of 31 places in 0 ms
Reduce places removed 31 places and 0 transitions.
Iterating global reduction 4 with 62 rules applied. Total rules applied 292 place count 137 transition count 443
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 4 with 6 rules applied. Total rules applied 298 place count 137 transition count 437
Drop transitions (Redundant composition of simpler transitions.) removed 36 transitions
Redundant transition composition rules discarded 36 transitions
Iterating global reduction 5 with 36 rules applied. Total rules applied 334 place count 137 transition count 401
Free-agglomeration rule applied 19 times.
Iterating global reduction 5 with 19 rules applied. Total rules applied 353 place count 137 transition count 382
Reduce places removed 19 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 5 with 25 rules applied. Total rules applied 378 place count 118 transition count 376
Drop transitions (Redundant composition of simpler transitions.) removed 56 transitions
Redundant transition composition rules discarded 56 transitions
Iterating global reduction 6 with 56 rules applied. Total rules applied 434 place count 118 transition count 320
Partial Free-agglomeration rule applied 2 times.
Drop transitions (Partial Free agglomeration) removed 2 transitions
Iterating global reduction 6 with 2 rules applied. Total rules applied 436 place count 118 transition count 320
Applied a total of 436 rules in 46 ms. Remains 118 /296 variables (removed 178) and now considering 320/500 (removed 180) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 46 ms. Remains : 118/296 places, 320/500 transitions.
RANDOM walk for 40000 steps (2298 resets) in 187 ms. (212 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (586 resets) in 69 ms. (571 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40001 steps (593 resets) in 80 ms. (493 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (595 resets) in 107 ms. (370 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (597 resets) in 86 ms. (459 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (599 resets) in 121 ms. (327 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (592 resets) in 93 ms. (425 steps per ms) remains 6/6 properties
Interrupted probabilistic random walk after 474437 steps, run timeout after 3001 ms. (steps per millisecond=158 ) properties seen :3 out of 6
Probabilistic random walk after 474437 steps, saw 147120 distinct states, run finished after 3001 ms. (steps per millisecond=158 ) properties seen :3
[2025-06-02 19:38:49] [INFO ] Flow matrix only has 283 transitions (discarded 37 similar events)
// Phase 1: matrix 283 rows 118 cols
[2025-06-02 19:38:49] [INFO ] Computed 7 invariants in 1 ms
[2025-06-02 19:38:49] [INFO ] State equation strengthened by 63 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 96/100 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/100 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 14/114 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/114 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 283/397 variables, 114/121 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/397 variables, 63/184 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/397 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 4/401 variables, 4/188 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/401 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 0/401 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 401/401 variables, and 188 constraints, problems are : Problem set: 0 solved, 3 unsolved in 334 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 118/118 constraints, ReadFeed: 63/63 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 96/100 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:38:50] [INFO ] Deduced a trap composed of 16 places in 111 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:38:50] [INFO ] Deduced a trap composed of 36 places in 100 ms of which 8 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/100 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/100 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 14/114 variables, 4/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/114 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 283/397 variables, 114/123 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/397 variables, 63/186 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/397 variables, 3/189 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/397 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 4/401 variables, 4/193 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/401 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 0/401 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 401/401 variables, and 193 constraints, problems are : Problem set: 0 solved, 3 unsolved in 790 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 118/118 constraints, ReadFeed: 63/63 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1133ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 27 ms.
Support contains 4 out of 118 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 118/118 places, 320/320 transitions.
Applied a total of 0 rules in 5 ms. Remains 118 /118 variables (removed 0) and now considering 320/320 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 118/118 places, 320/320 transitions.
RANDOM walk for 40000 steps (2305 resets) in 171 ms. (232 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (605 resets) in 50 ms. (784 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (590 resets) in 54 ms. (727 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (597 resets) in 54 ms. (727 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 458328 steps, run timeout after 3001 ms. (steps per millisecond=152 ) properties seen :0 out of 3
Probabilistic random walk after 458328 steps, saw 143475 distinct states, run finished after 3001 ms. (steps per millisecond=152 ) properties seen :0
[2025-06-02 19:38:53] [INFO ] Flow matrix only has 283 transitions (discarded 37 similar events)
[2025-06-02 19:38:53] [INFO ] Invariant cache hit.
[2025-06-02 19:38:53] [INFO ] State equation strengthened by 63 read => feed constraints.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 96/100 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/100 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 14/114 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/114 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 283/397 variables, 114/121 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/397 variables, 63/184 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/397 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 4/401 variables, 4/188 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/401 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 0/401 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 401/401 variables, and 188 constraints, problems are : Problem set: 0 solved, 3 unsolved in 296 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 118/118 constraints, ReadFeed: 63/63 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 96/100 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:38:54] [INFO ] Deduced a trap composed of 16 places in 114 ms of which 13 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/100 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:38:54] [INFO ] Deduced a trap composed of 16 places in 156 ms of which 18 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/100 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/100 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 14/114 variables, 4/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/114 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 283/397 variables, 114/123 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/397 variables, 63/186 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/397 variables, 3/189 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/397 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 4/401 variables, 4/193 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/401 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 0/401 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 401/401 variables, and 193 constraints, problems are : Problem set: 0 solved, 3 unsolved in 874 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 118/118 constraints, ReadFeed: 63/63 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1177ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 23 ms.
Support contains 4 out of 118 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 118/118 places, 320/320 transitions.
Applied a total of 0 rules in 4 ms. Remains 118 /118 variables (removed 0) and now considering 320/320 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 118/118 places, 320/320 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 118/118 places, 320/320 transitions.
Applied a total of 0 rules in 4 ms. Remains 118 /118 variables (removed 0) and now considering 320/320 (removed 0) transitions.
[2025-06-02 19:38:55] [INFO ] Flow matrix only has 283 transitions (discarded 37 similar events)
[2025-06-02 19:38:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:38:55] [INFO ] Implicit Places using invariants in 158 ms returned []
[2025-06-02 19:38:55] [INFO ] Flow matrix only has 283 transitions (discarded 37 similar events)
[2025-06-02 19:38:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:38:55] [INFO ] State equation strengthened by 63 read => feed constraints.
[2025-06-02 19:38:55] [INFO ] Implicit Places using invariants and state equation in 386 ms returned []
Implicit Place search using SMT with State Equation took 546 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 19:38:55] [INFO ] Redundant transitions in 2 ms returned []
Running 316 sub problems to find dead transitions.
[2025-06-02 19:38:55] [INFO ] Flow matrix only has 283 transitions (discarded 37 similar events)
[2025-06-02 19:38:55] [INFO ] Invariant cache hit.
[2025-06-02 19:38:55] [INFO ] State equation strengthened by 63 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/117 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 316 unsolved
At refinement iteration 1 (OVERLAPS) 1/118 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 316 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:38:59] [INFO ] Deduced a trap composed of 24 places in 123 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:38:59] [INFO ] Deduced a trap composed of 38 places in 58 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:38:59] [INFO ] Deduced a trap composed of 37 places in 60 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:38:59] [INFO ] Deduced a trap composed of 16 places in 104 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:38:59] [INFO ] Deduced a trap composed of 47 places in 107 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:39:00] [INFO ] Deduced a trap composed of 87 places in 115 ms of which 9 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/118 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 316 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/118 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 316 unsolved
At refinement iteration 4 (OVERLAPS) 283/401 variables, 118/131 constraints. Problems are: Problem set: 0 solved, 316 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/401 variables, 63/194 constraints. Problems are: Problem set: 0 solved, 316 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/401 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 316 unsolved
At refinement iteration 7 (OVERLAPS) 0/401 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 316 unsolved
No progress, stopping.
After SMT solving in domain Real declared 401/401 variables, and 194 constraints, problems are : Problem set: 0 solved, 316 unsolved in 19136 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 118/118 constraints, ReadFeed: 63/63 constraints, PredecessorRefiner: 316/316 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 316 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/117 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 316 unsolved
At refinement iteration 1 (OVERLAPS) 1/118 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 316 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/118 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 316 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/118 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 316 unsolved
At refinement iteration 4 (OVERLAPS) 283/401 variables, 118/131 constraints. Problems are: Problem set: 0 solved, 316 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/401 variables, 63/194 constraints. Problems are: Problem set: 0 solved, 316 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/401 variables, 316/510 constraints. Problems are: Problem set: 0 solved, 316 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 401/401 variables, and 510 constraints, problems are : Problem set: 0 solved, 316 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 118/118 constraints, ReadFeed: 63/63 constraints, PredecessorRefiner: 316/316 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 49264ms problems are : Problem set: 0 solved, 316 unsolved
Search for dead transitions found 0 dead transitions in 49265ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 49825 ms. Remains : 118/118 places, 320/320 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 108 edges and 118 vertex of which 20 / 118 are part of one of the 3 SCC in 0 ms
Free SCC test removed 17 places
Drop transitions (Empty/Sink Transition effects.) removed 77 transitions
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 91 transitions.
Graph (complete) has 440 edges and 101 vertex of which 99 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Discarding 2 places :
Also discarding 0 output transitions
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 6 place count 95 transition count 225
Iterating global reduction 0 with 4 rules applied. Total rules applied 10 place count 95 transition count 225
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 14 place count 95 transition count 221
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 16 place count 94 transition count 220
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -4
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 20 place count 92 transition count 224
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 28 place count 92 transition count 216
Drop transitions (Redundant composition of simpler transitions.) removed 10 transitions
Redundant transition composition rules discarded 10 transitions
Iterating global reduction 2 with 10 rules applied. Total rules applied 38 place count 92 transition count 206
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 2 with 2 rules applied. Total rules applied 40 place count 92 transition count 204
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 42 place count 90 transition count 204
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 4 with 6 rules applied. Total rules applied 48 place count 87 transition count 201
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 4 with 6 rules applied. Total rules applied 54 place count 87 transition count 195
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 5 with 1 rules applied. Total rules applied 55 place count 87 transition count 194
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 57 place count 86 transition count 193
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 58 place count 85 transition count 171
Iterating global reduction 5 with 1 rules applied. Total rules applied 59 place count 85 transition count 171
Free-agglomeration rule applied 5 times.
Iterating global reduction 5 with 5 rules applied. Total rules applied 64 place count 85 transition count 166
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 5 with 5 rules applied. Total rules applied 69 place count 80 transition count 166
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 6 with 4 rules applied. Total rules applied 73 place count 80 transition count 162
Free-agglomeration rule applied 2 times.
Iterating global reduction 6 with 2 rules applied. Total rules applied 75 place count 80 transition count 160
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 6 with 2 rules applied. Total rules applied 77 place count 78 transition count 160
Partial Free-agglomeration rule applied 4 times.
Drop transitions (Partial Free agglomeration) removed 4 transitions
Iterating global reduction 7 with 4 rules applied. Total rules applied 81 place count 78 transition count 160
Applied a total of 81 rules in 33 ms. Remains 78 /118 variables (removed 40) and now considering 160/320 (removed 160) transitions.
Running SMT prover for 3 properties.
[2025-06-02 19:39:44] [INFO ] Flow matrix only has 158 transitions (discarded 2 similar events)
// Phase 1: matrix 158 rows 78 cols
[2025-06-02 19:39:44] [INFO ] Computed 7 invariants in 1 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 19:39:44] [INFO ] [Real]Absence check using 7 positive place invariants in 3 ms returned sat
[2025-06-02 19:39:45] [INFO ] After 62ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:2
[2025-06-02 19:39:45] [INFO ] State equation strengthened by 6 read => feed constraints.
[2025-06-02 19:39:45] [INFO ] After 10ms SMT Verify possible using 6 Read/Feed constraints in real domain returned unsat :0 sat :0 real:3
[2025-06-02 19:39:45] [INFO ] After 129ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 19:39:45] [INFO ] [Nat]Absence check using 7 positive place invariants in 4 ms returned sat
[2025-06-02 19:39:45] [INFO ] After 90ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2025-06-02 19:39:45] [INFO ] After 38ms SMT Verify possible using 6 Read/Feed constraints in natural domain returned unsat :0 sat :3
TRAPS : Iteration 0
[2025-06-02 19:39:45] [INFO ] After 84ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
[2025-06-02 19:39:45] [INFO ] After 262ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Over-approximation ignoring read arcs solved 0 properties in 432 ms.
Knowledge obtained : [(AND p1 (NOT p2) (NOT p0)), (X (AND p1 (NOT p2))), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT p2)), (X p1), (X (X (AND p1 (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT p2))), (X (X p1))]
False Knowledge obtained : [(F (NOT (AND (NOT p2) (NOT p0)))), (F p2), (F (NOT (AND p1 (NOT p2))))]
Knowledge based reduction with 9 factoid took 364 ms. Reduced automaton from 12 states, 23 edges and 3 AP (stutter sensitive) to 12 states, 23 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 492 ms :[(NOT p2), (AND (NOT p2) (NOT p0)), (NOT p2), (AND (NOT p0) (NOT p2)), (NOT p0), (NOT p0), true, (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p2)), (NOT p1), (NOT p2)]
Stuttering acceptance computed with spot in 425 ms :[(NOT p2), (AND (NOT p2) (NOT p0)), (NOT p2), (AND (NOT p0) (NOT p2)), (NOT p0), (NOT p0), true, (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p2)), (NOT p1), (NOT p2)]
// Phase 1: matrix 500 rows 296 cols
[2025-06-02 19:39:46] [INFO ] Computed 7 invariants in 2 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-02 19:39:46] [INFO ] [Real]Absence check using 7 positive place invariants in 20 ms returned sat
[2025-06-02 19:39:48] [INFO ] [Real]Absence check using state equation in 1377 ms returned sat
[2025-06-02 19:39:48] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-02 19:39:48] [INFO ] [Nat]Absence check using 7 positive place invariants in 9 ms returned sat
[2025-06-02 19:39:49] [INFO ] [Nat]Absence check using state equation in 433 ms returned sat
[2025-06-02 19:39:49] [INFO ] Computed and/alt/rep : 447/1178/447 causal constraints (skipped 52 transitions) in 39 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:39:55] [INFO ] Deduced a trap composed of 51 places in 300 ms of which 53 ms to minimize.
[2025-06-02 19:39:55] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 406 ms
[2025-06-02 19:39:55] [INFO ] Added : 405 causal constraints over 82 iterations in 6363 ms. Result :sat
Could not prove EG (NOT p2)
Stuttering acceptance computed with spot in 526 ms :[(NOT p2), (AND (NOT p2) (NOT p0)), (NOT p2), (AND (NOT p0) (NOT p2)), (NOT p0), (NOT p0), true, (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p2)), (NOT p1), (NOT p2)]
Product exploration explored 100000 steps with 0 reset in 101 ms.
Product exploration explored 100000 steps with 1 reset in 101 ms.
Applying partial POR strategy [false, false, false, false, false, true, true, false, false, false, true, true]
Stuttering acceptance computed with spot in 545 ms :[(NOT p2), (AND (NOT p2) (NOT p0)), (NOT p2), (AND (NOT p0) (NOT p2)), (NOT p0), (NOT p0), true, (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p2)), (NOT p1), (NOT p2)]
Support contains 4 out of 296 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 296/296 places, 500/500 transitions.
Graph (trivial) has 231 edges and 296 vertex of which 18 / 296 are part of one of the 3 SCC in 0 ms
Free SCC test removed 15 places
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Performed 48 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 48 rules applied. Total rules applied 49 place count 281 transition count 484
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 51 place count 281 transition count 482
Performed 16 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 16 Pre rules applied. Total rules applied 51 place count 281 transition count 498
Deduced a syphon composed of 64 places in 0 ms
Iterating global reduction 2 with 16 rules applied. Total rules applied 67 place count 281 transition count 498
Discarding 16 places :
Symmetric choice reduction at 2 with 16 rule applications. Total rules 83 place count 265 transition count 463
Deduced a syphon composed of 49 places in 0 ms
Iterating global reduction 2 with 16 rules applied. Total rules applied 99 place count 265 transition count 463
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 100 place count 265 transition count 462
Performed 39 Post agglomeration using F-continuation condition.Transition count delta: -2
Deduced a syphon composed of 88 places in 0 ms
Iterating global reduction 3 with 39 rules applied. Total rules applied 139 place count 265 transition count 464
Discarding 20 places :
Symmetric choice reduction at 3 with 20 rule applications. Total rules 159 place count 245 transition count 444
Deduced a syphon composed of 68 places in 0 ms
Iterating global reduction 3 with 20 rules applied. Total rules applied 179 place count 245 transition count 444
Performed 39 Post agglomeration using F-continuation condition.Transition count delta: -218
Deduced a syphon composed of 107 places in 1 ms
Iterating global reduction 3 with 39 rules applied. Total rules applied 218 place count 245 transition count 662
Discarding 10 places :
Symmetric choice reduction at 3 with 10 rule applications. Total rules 228 place count 235 transition count 640
Deduced a syphon composed of 97 places in 0 ms
Iterating global reduction 3 with 10 rules applied. Total rules applied 238 place count 235 transition count 640
Deduced a syphon composed of 97 places in 0 ms
Drop transitions (Redundant composition of simpler transitions.) removed 38 transitions
Redundant transition composition rules discarded 38 transitions
Iterating global reduction 3 with 38 rules applied. Total rules applied 276 place count 235 transition count 602
Deduced a syphon composed of 97 places in 0 ms
Applied a total of 276 rules in 62 ms. Remains 235 /296 variables (removed 61) and now considering 602/500 (removed -102) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 19:39:57] [INFO ] Redundant transitions in 54 ms returned []
Running 593 sub problems to find dead transitions.
[2025-06-02 19:39:57] [INFO ] Flow matrix only has 585 transitions (discarded 17 similar events)
// Phase 1: matrix 585 rows 235 cols
[2025-06-02 19:39:57] [INFO ] Computed 7 invariants in 4 ms
[2025-06-02 19:39:57] [INFO ] State equation strengthened by 52 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/234 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 593 unsolved
At refinement iteration 1 (OVERLAPS) 1/235 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 593 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:40:08] [INFO ] Deduced a trap composed of 5 places in 169 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:40:08] [INFO ] Deduced a trap composed of 5 places in 80 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:40:08] [INFO ] Deduced a trap composed of 7 places in 47 ms of which 3 ms to minimize.
Problem TDEAD1 is UNSAT
Problem TDEAD2 is UNSAT
Problem TDEAD3 is UNSAT
Problem TDEAD5 is UNSAT
Problem TDEAD6 is UNSAT
Problem TDEAD7 is UNSAT
Problem TDEAD8 is UNSAT
Problem TDEAD9 is UNSAT
Problem TDEAD10 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:40:08] [INFO ] Deduced a trap composed of 41 places in 80 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:40:08] [INFO ] Deduced a trap composed of 48 places in 72 ms of which 7 ms to minimize.
Problem TDEAD14 is UNSAT
Problem TDEAD15 is UNSAT
Problem TDEAD17 is UNSAT
Problem TDEAD18 is UNSAT
Problem TDEAD19 is UNSAT
Problem TDEAD20 is UNSAT
Problem TDEAD21 is UNSAT
Problem TDEAD22 is UNSAT
Problem TDEAD23 is UNSAT
Problem TDEAD24 is UNSAT
Problem TDEAD25 is UNSAT
Problem TDEAD26 is UNSAT
Problem TDEAD27 is UNSAT
Problem TDEAD28 is UNSAT
Problem TDEAD29 is UNSAT
Problem TDEAD32 is UNSAT
Problem TDEAD33 is UNSAT
Problem TDEAD34 is UNSAT
Problem TDEAD35 is UNSAT
Problem TDEAD36 is UNSAT
Problem TDEAD37 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:40:08] [INFO ] Deduced a trap composed of 7 places in 45 ms of which 3 ms to minimize.
Problem TDEAD39 is UNSAT
Problem TDEAD40 is UNSAT
Problem TDEAD41 is UNSAT
Problem TDEAD43 is UNSAT
Problem TDEAD44 is UNSAT
Problem TDEAD45 is UNSAT
Problem TDEAD46 is UNSAT
Problem TDEAD47 is UNSAT
Problem TDEAD48 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:40:08] [INFO ] Deduced a trap composed of 41 places in 81 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:40:08] [INFO ] Deduced a trap composed of 48 places in 75 ms of which 7 ms to minimize.
Problem TDEAD52 is UNSAT
Problem TDEAD53 is UNSAT
Problem TDEAD55 is UNSAT
Problem TDEAD56 is UNSAT
Problem TDEAD57 is UNSAT
Problem TDEAD58 is UNSAT
Problem TDEAD59 is UNSAT
Problem TDEAD60 is UNSAT
Problem TDEAD61 is UNSAT
Problem TDEAD62 is UNSAT
Problem TDEAD63 is UNSAT
Problem TDEAD64 is UNSAT
Problem TDEAD65 is UNSAT
Problem TDEAD66 is UNSAT
Problem TDEAD67 is UNSAT
Problem TDEAD68 is UNSAT
Problem TDEAD71 is UNSAT
Problem TDEAD72 is UNSAT
Problem TDEAD73 is UNSAT
Problem TDEAD74 is UNSAT
Problem TDEAD75 is UNSAT
Problem TDEAD76 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:40:09] [INFO ] Deduced a trap composed of 20 places in 206 ms of which 20 ms to minimize.
Problem TDEAD77 is UNSAT
Problem TDEAD79 is UNSAT
Problem TDEAD81 is UNSAT
Problem TDEAD88 is UNSAT
Problem TDEAD89 is UNSAT
Problem TDEAD92 is UNSAT
Problem TDEAD96 is UNSAT
Problem TDEAD97 is UNSAT
Problem TDEAD121 is UNSAT
Problem TDEAD126 is UNSAT
Problem TDEAD127 is UNSAT
Problem TDEAD134 is UNSAT
Problem TDEAD135 is UNSAT
Problem TDEAD140 is UNSAT
Problem TDEAD141 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:40:09] [INFO ] Deduced a trap composed of 30 places in 240 ms of which 36 ms to minimize.
Problem TDEAD169 is UNSAT
Problem TDEAD170 is UNSAT
Problem TDEAD177 is UNSAT
Problem TDEAD178 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:40:10] [INFO ] Deduced a trap composed of 41 places in 185 ms of which 23 ms to minimize.
Problem TDEAD187 is UNSAT
Problem TDEAD188 is UNSAT
Problem TDEAD189 is UNSAT
Problem TDEAD191 is UNSAT
Problem TDEAD192 is UNSAT
Problem TDEAD193 is UNSAT
Problem TDEAD221 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:40:10] [INFO ] Deduced a trap composed of 79 places in 279 ms of which 43 ms to minimize.
Problem TDEAD224 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:40:10] [INFO ] Deduced a trap composed of 21 places in 217 ms of which 16 ms to minimize.
Problem TDEAD227 is UNSAT
Problem TDEAD232 is UNSAT
Problem TDEAD233 is UNSAT
Problem TDEAD234 is UNSAT
Problem TDEAD235 is UNSAT
Problem TDEAD236 is UNSAT
Problem TDEAD243 is UNSAT
Problem TDEAD244 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:40:11] [INFO ] Deduced a trap composed of 21 places in 262 ms of which 27 ms to minimize.
Problem TDEAD246 is UNSAT
Problem TDEAD249 is UNSAT
Problem TDEAD251 is UNSAT
Problem TDEAD253 is UNSAT
Problem TDEAD255 is UNSAT
Problem TDEAD256 is UNSAT
Problem TDEAD257 is UNSAT
Problem TDEAD258 is UNSAT
Problem TDEAD259 is UNSAT
Problem TDEAD260 is UNSAT
Problem TDEAD261 is UNSAT
Problem TDEAD262 is UNSAT
Problem TDEAD264 is UNSAT
Problem TDEAD265 is UNSAT
Problem TDEAD266 is UNSAT
Problem TDEAD267 is UNSAT
Problem TDEAD269 is UNSAT
Problem TDEAD270 is UNSAT
Problem TDEAD271 is UNSAT
Problem TDEAD272 is UNSAT
Problem TDEAD273 is UNSAT
Problem TDEAD280 is UNSAT
Problem TDEAD281 is UNSAT
Problem TDEAD283 is UNSAT
Problem TDEAD286 is UNSAT
Problem TDEAD288 is UNSAT
Problem TDEAD289 is UNSAT
Problem TDEAD290 is UNSAT
Problem TDEAD291 is UNSAT
Problem TDEAD292 is UNSAT
Problem TDEAD293 is UNSAT
Problem TDEAD294 is UNSAT
Problem TDEAD295 is UNSAT
Problem TDEAD297 is UNSAT
Problem TDEAD298 is UNSAT
Problem TDEAD299 is UNSAT
Problem TDEAD300 is UNSAT
Problem TDEAD342 is UNSAT
Problem TDEAD343 is UNSAT
Problem TDEAD390 is UNSAT
Problem TDEAD391 is UNSAT
Problem TDEAD396 is UNSAT
Problem TDEAD397 is UNSAT
Problem TDEAD413 is UNSAT
Problem TDEAD414 is UNSAT
Problem TDEAD415 is UNSAT
Problem TDEAD416 is UNSAT
Problem TDEAD417 is UNSAT
Problem TDEAD421 is UNSAT
Problem TDEAD422 is UNSAT
Problem TDEAD423 is UNSAT
Problem TDEAD427 is UNSAT
Problem TDEAD428 is UNSAT
Problem TDEAD433 is UNSAT
Problem TDEAD434 is UNSAT
Problem TDEAD435 is UNSAT
Problem TDEAD436 is UNSAT
Problem TDEAD444 is UNSAT
Problem TDEAD445 is UNSAT
Problem TDEAD446 is UNSAT
Problem TDEAD479 is UNSAT
Problem TDEAD480 is UNSAT
Problem TDEAD527 is UNSAT
Problem TDEAD528 is UNSAT
Problem TDEAD533 is UNSAT
Problem TDEAD534 is UNSAT
Problem TDEAD550 is UNSAT
Problem TDEAD551 is UNSAT
Problem TDEAD552 is UNSAT
Problem TDEAD553 is UNSAT
Problem TDEAD554 is UNSAT
Problem TDEAD558 is UNSAT
Problem TDEAD559 is UNSAT
Problem TDEAD560 is UNSAT
Problem TDEAD564 is UNSAT
Problem TDEAD565 is UNSAT
Problem TDEAD570 is UNSAT
Problem TDEAD571 is UNSAT
Problem TDEAD572 is UNSAT
Problem TDEAD573 is UNSAT
Problem TDEAD581 is UNSAT
Problem TDEAD582 is UNSAT
Problem TDEAD583 is UNSAT
Problem TDEAD584 is UNSAT
Problem TDEAD585 is UNSAT
Problem TDEAD586 is UNSAT
Problem TDEAD587 is UNSAT
Problem TDEAD588 is UNSAT
Problem TDEAD589 is UNSAT
Problem TDEAD590 is UNSAT
Problem TDEAD591 is UNSAT
Problem TDEAD592 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/235 variables, 14/21 constraints. Problems are: Problem set: 188 solved, 405 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:40:15] [INFO ] Deduced a trap composed of 57 places in 221 ms of which 24 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/235 variables, 1/22 constraints. Problems are: Problem set: 188 solved, 405 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/235 variables, 0/22 constraints. Problems are: Problem set: 188 solved, 405 unsolved
Problem TDEAD0 is UNSAT
Problem TDEAD38 is UNSAT
At refinement iteration 5 (OVERLAPS) 584/819 variables, 235/257 constraints. Problems are: Problem set: 190 solved, 403 unsolved
SMT process timed out in 30300ms, After SMT, problems are : Problem set: 190 solved, 403 unsolved
Search for dead transitions found 190 dead transitions in 30304ms
Found 190 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 190 transitions
Dead transitions reduction (with SMT) removed 190 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 235/296 places, 412/500 transitions.
Graph (complete) has 726 edges and 235 vertex of which 142 are kept as prefixes of interest. Removing 93 places using SCC suffix rule.2 ms
Discarding 93 places :
Also discarding 0 output transitions
Deduced a syphon composed of 4 places in 0 ms
Applied a total of 1 rules in 9 ms. Remains 142 /235 variables (removed 93) and now considering 412/412 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 142/296 places, 412/500 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 30442 ms. Remains : 142/296 places, 412/500 transitions.
Built C files in :
/tmp/ltsmin5543901005025251210
[2025-06-02 19:40:27] [INFO ] Built C files in 35ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin5543901005025251210
Running compilation step : cd /tmp/ltsmin5543901005025251210;'/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 1763 ms.
Running link step : cd /tmp/ltsmin5543901005025251210;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 65 ms.
Running LTSmin : cd /tmp/ltsmin5543901005025251210;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased11488005376419030251.hoa' '--buchi-type=spotba'
LTSmin run took 1855 ms.
FORMULA FireWire-PT-17-LTLFireability-11 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property FireWire-PT-17-LTLFireability-11 finished in 328181 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||(p0&&F(!p1)&&X(X(F(p2))))))'
Support contains 3 out of 302 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 302/302 places, 528/528 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 298 transition count 504
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 298 transition count 504
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 297 transition count 502
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 297 transition count 502
Applied a total of 10 rules in 13 ms. Remains 297 /302 variables (removed 5) and now considering 502/528 (removed 26) transitions.
// Phase 1: matrix 502 rows 297 cols
[2025-06-02 19:40:31] [INFO ] Computed 7 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:40:31] [INFO ] Implicit Places using invariants in 307 ms returned []
[2025-06-02 19:40:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:40:32] [INFO ] Implicit Places using invariants and state equation in 555 ms returned []
Implicit Place search using SMT with State Equation took 870 ms to find 0 implicit places.
Running 501 sub problems to find dead transitions.
[2025-06-02 19:40:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/296 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 1 (OVERLAPS) 1/297 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 501 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:40:44] [INFO ] Deduced a trap composed of 73 places in 194 ms of which 43 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:40:45] [INFO ] Deduced a trap composed of 141 places in 202 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:40:45] [INFO ] Deduced a trap composed of 74 places in 74 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:40:46] [INFO ] Deduced a trap composed of 87 places in 83 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:40:47] [INFO ] Deduced a trap composed of 85 places in 84 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:40:47] [INFO ] Deduced a trap composed of 51 places in 146 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:40:48] [INFO ] Deduced a trap composed of 65 places in 215 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:40:50] [INFO ] Deduced a trap composed of 72 places in 77 ms of which 8 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/297 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 501 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:40:53] [INFO ] Deduced a trap composed of 53 places in 191 ms of which 15 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/297 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 501 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 297/799 variables, and 16 constraints, problems are : Problem set: 0 solved, 501 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 0/297 constraints, PredecessorRefiner: 501/501 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 501 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/296 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 1 (OVERLAPS) 1/297 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/297 variables, 9/16 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/297 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 4 (OVERLAPS) 502/799 variables, 297/313 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/799 variables, 501/814 constraints. Problems are: Problem set: 0 solved, 501 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:41:24] [INFO ] Deduced a trap composed of 103 places in 239 ms of which 42 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:41:27] [INFO ] Deduced a trap composed of 74 places in 257 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:41:28] [INFO ] Deduced a trap composed of 143 places in 185 ms of which 41 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 799/799 variables, and 817 constraints, problems are : Problem set: 0 solved, 501 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 297/297 constraints, PredecessorRefiner: 501/501 constraints, Known Traps: 12/12 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60133ms problems are : Problem set: 0 solved, 501 unsolved
Search for dead transitions found 0 dead transitions in 60135ms
Starting structural reductions in LTL mode, iteration 1 : 297/302 places, 502/528 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61019 ms. Remains : 297/302 places, 502/528 transitions.
Stuttering acceptance computed with spot in 252 ms :[(NOT p0), true, (AND (NOT p2) (NOT p0)), (AND p1 (NOT p0)), (NOT p2), (AND (NOT p2) (NOT p0)), p1]
Running random walk in product with property : FireWire-PT-17-LTLFireability-12
Product exploration explored 100000 steps with 33333 reset in 201 ms.
Product exploration explored 100000 steps with 33333 reset in 225 ms.
Computed a total of 42 stabilizing places and 46 stable transitions
Computed a total of 42 stabilizing places and 46 stable transitions
Knowledge obtained : [(AND p0 (NOT p1) p2), (X (NOT (AND (NOT p0) p1))), (X p0), (X (NOT (AND p0 p1))), (X (NOT p1)), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND p0 (NOT p2))))), (X (X p0)), (X (X p2)), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 12 factoid took 16 ms. Reduced automaton from 7 states, 12 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA FireWire-PT-17-LTLFireability-12 TRUE TECHNIQUES KNOWLEDGE
Treatment of property FireWire-PT-17-LTLFireability-12 finished in 61743 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((p0||G(p1))))'
Support contains 3 out of 302 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 302/302 places, 528/528 transitions.
Graph (trivial) has 237 edges and 302 vertex of which 18 / 302 are part of one of the 3 SCC in 0 ms
Free SCC test removed 15 places
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 46 transitions
Trivial Post-agglo rules discarded 46 transitions
Performed 46 trivial Post agglomeration. Transition count delta: 46
Iterating post reduction 0 with 46 rules applied. Total rules applied 47 place count 286 transition count 465
Reduce places removed 46 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 1 with 50 rules applied. Total rules applied 97 place count 240 transition count 461
Reduce places removed 2 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 3 rules applied. Total rules applied 100 place count 238 transition count 460
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 101 place count 237 transition count 460
Performed 30 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 30 Pre rules applied. Total rules applied 101 place count 237 transition count 430
Deduced a syphon composed of 30 places in 0 ms
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 4 with 60 rules applied. Total rules applied 161 place count 207 transition count 430
Discarding 5 places :
Symmetric choice reduction at 4 with 5 rule applications. Total rules 166 place count 202 transition count 405
Iterating global reduction 4 with 5 rules applied. Total rules applied 171 place count 202 transition count 405
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 172 place count 202 transition count 404
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 3 Pre rules applied. Total rules applied 172 place count 202 transition count 401
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 5 with 6 rules applied. Total rules applied 178 place count 199 transition count 401
Discarding 2 places :
Symmetric choice reduction at 5 with 2 rule applications. Total rules 180 place count 197 transition count 398
Iterating global reduction 5 with 2 rules applied. Total rules applied 182 place count 197 transition count 398
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 5 with 2 rules applied. Total rules applied 184 place count 197 transition count 396
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 185 place count 196 transition count 396
Performed 27 Post agglomeration using F-continuation condition.Transition count delta: 27
Deduced a syphon composed of 27 places in 1 ms
Reduce places removed 27 places and 0 transitions.
Iterating global reduction 7 with 54 rules applied. Total rules applied 239 place count 169 transition count 369
Performed 31 Post agglomeration using F-continuation condition.Transition count delta: -126
Deduced a syphon composed of 31 places in 0 ms
Reduce places removed 31 places and 0 transitions.
Iterating global reduction 7 with 62 rules applied. Total rules applied 301 place count 138 transition count 495
Drop transitions (Redundant composition of simpler transitions.) removed 58 transitions
Redundant transition composition rules discarded 58 transitions
Iterating global reduction 7 with 58 rules applied. Total rules applied 359 place count 138 transition count 437
Applied a total of 359 rules in 36 ms. Remains 138 /302 variables (removed 164) and now considering 437/528 (removed 91) transitions.
[2025-06-02 19:41:33] [INFO ] Flow matrix only has 413 transitions (discarded 24 similar events)
// Phase 1: matrix 413 rows 138 cols
[2025-06-02 19:41:33] [INFO ] Computed 7 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:41:33] [INFO ] Implicit Places using invariants in 182 ms returned []
[2025-06-02 19:41:33] [INFO ] Flow matrix only has 413 transitions (discarded 24 similar events)
[2025-06-02 19:41:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:41:33] [INFO ] State equation strengthened by 62 read => feed constraints.
[2025-06-02 19:41:33] [INFO ] Implicit Places using invariants and state equation in 485 ms returned []
Implicit Place search using SMT with State Equation took 669 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 19:41:33] [INFO ] Redundant transitions in 7 ms returned []
Running 433 sub problems to find dead transitions.
[2025-06-02 19:41:33] [INFO ] Flow matrix only has 413 transitions (discarded 24 similar events)
[2025-06-02 19:41:33] [INFO ] Invariant cache hit.
[2025-06-02 19:41:33] [INFO ] State equation strengthened by 62 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/137 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 433 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/137 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 433 unsolved
At refinement iteration 2 (OVERLAPS) 1/138 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 433 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:41:40] [INFO ] Deduced a trap composed of 54 places in 142 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:41:40] [INFO ] Deduced a trap composed of 28 places in 176 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:41:40] [INFO ] Deduced a trap composed of 24 places in 235 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:41:40] [INFO ] Deduced a trap composed of 41 places in 93 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:41:41] [INFO ] Deduced a trap composed of 41 places in 69 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:41:41] [INFO ] Deduced a trap composed of 40 places in 228 ms of which 14 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/138 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 433 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/138 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 433 unsolved
At refinement iteration 5 (OVERLAPS) 412/550 variables, 138/151 constraints. Problems are: Problem set: 0 solved, 433 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/550 variables, 62/213 constraints. Problems are: Problem set: 0 solved, 433 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/550 variables, 0/213 constraints. Problems are: Problem set: 0 solved, 433 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:41:59] [INFO ] Deduced a trap composed of 25 places in 125 ms of which 14 ms to minimize.
At refinement iteration 8 (OVERLAPS) 0/550 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 433 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 550/551 variables, and 214 constraints, problems are : Problem set: 0 solved, 433 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 138/138 constraints, ReadFeed: 62/62 constraints, PredecessorRefiner: 433/433 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 433 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/137 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 433 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/137 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 433 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/137 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 433 unsolved
At refinement iteration 3 (OVERLAPS) 1/138 variables, 6/10 constraints. Problems are: Problem set: 0 solved, 433 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/138 variables, 4/14 constraints. Problems are: Problem set: 0 solved, 433 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/138 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 433 unsolved
At refinement iteration 6 (OVERLAPS) 412/550 variables, 138/152 constraints. Problems are: Problem set: 0 solved, 433 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/550 variables, 62/214 constraints. Problems are: Problem set: 0 solved, 433 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/550 variables, 433/647 constraints. Problems are: Problem set: 0 solved, 433 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 550/551 variables, and 647 constraints, problems are : Problem set: 0 solved, 433 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 138/138 constraints, ReadFeed: 62/62 constraints, PredecessorRefiner: 433/433 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60170ms problems are : Problem set: 0 solved, 433 unsolved
Search for dead transitions found 0 dead transitions in 60174ms
Starting structural reductions in SI_LTL mode, iteration 1 : 138/302 places, 437/528 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 60894 ms. Remains : 138/302 places, 437/528 transitions.
Stuttering acceptance computed with spot in 57 ms :[(AND (NOT p1) (NOT p0))]
Running random walk in product with property : FireWire-PT-17-LTLFireability-13
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA FireWire-PT-17-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FireWire-PT-17-LTLFireability-13 finished in 60968 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((X((G(p1)&&X(p2)))&&p0)))'
Support contains 4 out of 302 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 302/302 places, 528/528 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 297 transition count 503
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 297 transition count 503
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 12 place count 295 transition count 500
Iterating global reduction 0 with 2 rules applied. Total rules applied 14 place count 295 transition count 500
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 15 place count 295 transition count 499
Applied a total of 15 rules in 15 ms. Remains 295 /302 variables (removed 7) and now considering 499/528 (removed 29) transitions.
// Phase 1: matrix 499 rows 295 cols
[2025-06-02 19:42:33] [INFO ] Computed 7 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:42:34] [INFO ] Implicit Places using invariants in 244 ms returned []
[2025-06-02 19:42:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:42:34] [INFO ] Implicit Places using invariants and state equation in 709 ms returned []
Implicit Place search using SMT with State Equation took 956 ms to find 0 implicit places.
Running 498 sub problems to find dead transitions.
[2025-06-02 19:42:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/294 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 498 unsolved
At refinement iteration 1 (OVERLAPS) 1/295 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 498 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:42:46] [INFO ] Deduced a trap composed of 73 places in 347 ms of which 75 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:42:47] [INFO ] Deduced a trap composed of 139 places in 282 ms of which 55 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:42:47] [INFO ] Deduced a trap composed of 72 places in 97 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:42:47] [INFO ] Deduced a trap composed of 74 places in 68 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:42:47] [INFO ] Deduced a trap composed of 28 places in 67 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:42:48] [INFO ] Deduced a trap composed of 85 places in 102 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:42:49] [INFO ] Deduced a trap composed of 85 places in 107 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:42:49] [INFO ] Deduced a trap composed of 51 places in 121 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:42:50] [INFO ] Deduced a trap composed of 53 places in 240 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:42:50] [INFO ] Deduced a trap composed of 65 places in 268 ms of which 49 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:42:53] [INFO ] Deduced a trap composed of 72 places in 65 ms of which 6 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/295 variables, 11/18 constraints. Problems are: Problem set: 0 solved, 498 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:42:55] [INFO ] Deduced a trap composed of 28 places in 46 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/295 variables, 1/19 constraints. Problems are: Problem set: 0 solved, 498 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 295/794 variables, and 19 constraints, problems are : Problem set: 0 solved, 498 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 0/295 constraints, PredecessorRefiner: 498/498 constraints, Known Traps: 12/12 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 498 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/294 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 498 unsolved
At refinement iteration 1 (OVERLAPS) 1/295 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 498 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/295 variables, 12/19 constraints. Problems are: Problem set: 0 solved, 498 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/295 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 498 unsolved
At refinement iteration 4 (OVERLAPS) 499/794 variables, 295/314 constraints. Problems are: Problem set: 0 solved, 498 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/794 variables, 498/812 constraints. Problems are: Problem set: 0 solved, 498 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:43:24] [INFO ] Deduced a trap composed of 103 places in 217 ms of which 40 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:43:29] [INFO ] Deduced a trap composed of 141 places in 316 ms of which 49 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:43:29] [INFO ] Deduced a trap composed of 150 places in 339 ms of which 68 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 794/794 variables, and 815 constraints, problems are : Problem set: 0 solved, 498 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 295/295 constraints, PredecessorRefiner: 498/498 constraints, Known Traps: 15/15 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60157ms problems are : Problem set: 0 solved, 498 unsolved
Search for dead transitions found 0 dead transitions in 60158ms
Starting structural reductions in LTL mode, iteration 1 : 295/302 places, 499/528 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61133 ms. Remains : 295/302 places, 499/528 transitions.
Stuttering acceptance computed with spot in 287 ms :[(OR (NOT p0) (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (NOT p1), (NOT p2), (NOT p2)]
Running random walk in product with property : FireWire-PT-17-LTLFireability-14
Product exploration explored 100000 steps with 0 reset in 150 ms.
Stack based approach found an accepted trace after 4 steps with 0 reset with depth 5 and stack size 5 in 0 ms.
FORMULA FireWire-PT-17-LTLFireability-14 FALSE TECHNIQUES STACK_TEST
Treatment of property FireWire-PT-17-LTLFireability-14 finished in 61594 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 2 out of 302 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 302/302 places, 528/528 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 297 transition count 503
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 297 transition count 503
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 12 place count 295 transition count 500
Iterating global reduction 0 with 2 rules applied. Total rules applied 14 place count 295 transition count 500
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 15 place count 295 transition count 499
Applied a total of 15 rules in 17 ms. Remains 295 /302 variables (removed 7) and now considering 499/528 (removed 29) transitions.
[2025-06-02 19:43:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:43:35] [INFO ] Implicit Places using invariants in 309 ms returned []
[2025-06-02 19:43:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:43:36] [INFO ] Implicit Places using invariants and state equation in 715 ms returned []
Implicit Place search using SMT with State Equation took 1060 ms to find 0 implicit places.
Running 498 sub problems to find dead transitions.
[2025-06-02 19:43:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/294 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 498 unsolved
At refinement iteration 1 (OVERLAPS) 1/295 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 498 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:43:49] [INFO ] Deduced a trap composed of 73 places in 370 ms of which 76 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:43:49] [INFO ] Deduced a trap composed of 139 places in 351 ms of which 62 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:43:50] [INFO ] Deduced a trap composed of 72 places in 134 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:43:50] [INFO ] Deduced a trap composed of 74 places in 104 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:43:50] [INFO ] Deduced a trap composed of 28 places in 73 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:43:51] [INFO ] Deduced a trap composed of 85 places in 104 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:43:52] [INFO ] Deduced a trap composed of 85 places in 108 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:43:52] [INFO ] Deduced a trap composed of 51 places in 238 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:43:53] [INFO ] Deduced a trap composed of 53 places in 271 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:43:54] [INFO ] Deduced a trap composed of 65 places in 274 ms of which 44 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:43:57] [INFO ] Deduced a trap composed of 72 places in 150 ms of which 10 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/295 variables, 11/18 constraints. Problems are: Problem set: 0 solved, 498 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:43:59] [INFO ] Deduced a trap composed of 28 places in 78 ms of which 13 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/295 variables, 1/19 constraints. Problems are: Problem set: 0 solved, 498 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 295/794 variables, and 19 constraints, problems are : Problem set: 0 solved, 498 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 0/295 constraints, PredecessorRefiner: 498/498 constraints, Known Traps: 12/12 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 498 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/294 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 498 unsolved
At refinement iteration 1 (OVERLAPS) 1/295 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 498 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/295 variables, 12/19 constraints. Problems are: Problem set: 0 solved, 498 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/295 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 498 unsolved
At refinement iteration 4 (OVERLAPS) 499/794 variables, 295/314 constraints. Problems are: Problem set: 0 solved, 498 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/794 variables, 498/812 constraints. Problems are: Problem set: 0 solved, 498 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:44:34] [INFO ] Deduced a trap composed of 103 places in 368 ms of which 67 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 794/794 variables, and 813 constraints, problems are : Problem set: 0 solved, 498 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 295/295 constraints, PredecessorRefiner: 498/498 constraints, Known Traps: 13/13 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60173ms problems are : Problem set: 0 solved, 498 unsolved
Search for dead transitions found 0 dead transitions in 60176ms
Starting structural reductions in LTL mode, iteration 1 : 295/302 places, 499/528 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61256 ms. Remains : 295/302 places, 499/528 transitions.
Stuttering acceptance computed with spot in 109 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : FireWire-PT-17-LTLFireability-15
Product exploration explored 100000 steps with 0 reset in 148 ms.
Stack based approach found an accepted trace after 84 steps with 0 reset with depth 85 and stack size 85 in 1 ms.
FORMULA FireWire-PT-17-LTLFireability-15 FALSE TECHNIQUES STACK_TEST
Treatment of property FireWire-PT-17-LTLFireability-15 finished in 61536 ms.
All properties solved by simple procedures.
Total runtime 1101640 ms.

BK_STOP 1748893477162

--------------------
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
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="FireWire-PT-17"
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 FireWire-PT-17, 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 r086-smll-174860102400372"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FireWire-PT-17.tgz
mv FireWire-PT-17 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;