About the Execution of ITS-Tools for FireWire-PT-10
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 572496.00 | 0.00 | 0.00 | FFTFFFFFTFFTTFFF | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r086-smll-174860102300315.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-10, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r086-smll-174860102300315
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 496K
-rw-r--r-- 1 mcc users 8.2K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 95K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 61K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.2K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.1K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 84K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 5.1K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 36K 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 101K 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-10-LTLCardinality-00
FORMULA_NAME FireWire-PT-10-LTLCardinality-01
FORMULA_NAME FireWire-PT-10-LTLCardinality-02
FORMULA_NAME FireWire-PT-10-LTLCardinality-03
FORMULA_NAME FireWire-PT-10-LTLCardinality-04
FORMULA_NAME FireWire-PT-10-LTLCardinality-05
FORMULA_NAME FireWire-PT-10-LTLCardinality-06
FORMULA_NAME FireWire-PT-10-LTLCardinality-07
FORMULA_NAME FireWire-PT-10-LTLCardinality-08
FORMULA_NAME FireWire-PT-10-LTLCardinality-09
FORMULA_NAME FireWire-PT-10-LTLCardinality-10
FORMULA_NAME FireWire-PT-10-LTLCardinality-11
FORMULA_NAME FireWire-PT-10-LTLCardinality-12
FORMULA_NAME FireWire-PT-10-LTLCardinality-13
FORMULA_NAME FireWire-PT-10-LTLCardinality-14
FORMULA_NAME FireWire-PT-10-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1748859979138
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FireWire-PT-10
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202505121319
[2025-06-02 10:26:21] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-02 10:26:21] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 10:26:22] [INFO ] Load time of PNML (sax parser for PT used): 189 ms
[2025-06-02 10:26:22] [INFO ] Transformed 131 places.
[2025-06-02 10:26:22] [INFO ] Transformed 409 transitions.
[2025-06-02 10:26:22] [INFO ] Found NUPN structural information;
[2025-06-02 10:26:22] [INFO ] Parsed PT model containing 131 places and 409 transitions and 1529 arcs in 458 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 27 ms.
Working with output stream class java.io.PrintStream
Ensure Unique test removed 56 transitions
Reduce redundant transitions removed 56 transitions.
FORMULA FireWire-PT-10-LTLCardinality-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FireWire-PT-10-LTLCardinality-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FireWire-PT-10-LTLCardinality-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FireWire-PT-10-LTLCardinality-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FireWire-PT-10-LTLCardinality-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FireWire-PT-10-LTLCardinality-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FireWire-PT-10-LTLCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 25 out of 131 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 131/131 places, 353/353 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 127 transition count 345
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 127 transition count 345
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 11 place count 127 transition count 342
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 12 place count 126 transition count 339
Iterating global reduction 1 with 1 rules applied. Total rules applied 13 place count 126 transition count 339
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 14 place count 125 transition count 337
Iterating global reduction 1 with 1 rules applied. Total rules applied 15 place count 125 transition count 337
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 1 with 6 rules applied. Total rules applied 21 place count 125 transition count 331
Applied a total of 21 rules in 125 ms. Remains 125 /131 variables (removed 6) and now considering 331/353 (removed 22) transitions.
[2025-06-02 10:26:22] [INFO ] Flow matrix only has 305 transitions (discarded 26 similar events)
// Phase 1: matrix 305 rows 125 cols
[2025-06-02 10:26:22] [INFO ] Computed 8 invariants in 21 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 10:26:23] [INFO ] Implicit Places using invariants in 523 ms returned []
[2025-06-02 10:26:23] [INFO ] Flow matrix only has 305 transitions (discarded 26 similar events)
[2025-06-02 10:26:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 10:26:23] [INFO ] State equation strengthened by 44 read => feed constraints.
[2025-06-02 10:26:23] [INFO ] Implicit Places using invariants and state equation in 687 ms returned []
Implicit Place search using SMT with State Equation took 1287 ms to find 0 implicit places.
Running 330 sub problems to find dead transitions.
[2025-06-02 10:26:24] [INFO ] Flow matrix only has 305 transitions (discarded 26 similar events)
[2025-06-02 10:26:24] [INFO ] Invariant cache hit.
[2025-06-02 10:26:24] [INFO ] State equation strengthened by 44 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/124 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 330 unsolved
At refinement iteration 1 (OVERLAPS) 1/125 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 330 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:26:30] [INFO ] Deduced a trap composed of 42 places in 211 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:26:30] [INFO ] Deduced a trap composed of 35 places in 56 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:26:30] [INFO ] Deduced a trap composed of 15 places in 115 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:26:30] [INFO ] Deduced a trap composed of 22 places in 126 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:26:30] [INFO ] Deduced a trap composed of 42 places in 52 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:26:31] [INFO ] Deduced a trap composed of 22 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:26:32] [INFO ] Deduced a trap composed of 22 places in 38 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/125 variables, 7/15 constraints. Problems are: Problem set: 0 solved, 330 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/125 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 330 unsolved
At refinement iteration 4 (OVERLAPS) 304/429 variables, 125/140 constraints. Problems are: Problem set: 0 solved, 330 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/429 variables, 43/183 constraints. Problems are: Problem set: 0 solved, 330 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/429 variables, 0/183 constraints. Problems are: Problem set: 0 solved, 330 unsolved
At refinement iteration 7 (OVERLAPS) 1/430 variables, 1/184 constraints. Problems are: Problem set: 0 solved, 330 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/430 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 330 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 430/430 variables, and 184 constraints, problems are : Problem set: 0 solved, 330 unsolved in 30058 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 125/125 constraints, ReadFeed: 44/44 constraints, PredecessorRefiner: 330/330 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 330 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/124 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 330 unsolved
At refinement iteration 1 (OVERLAPS) 1/125 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 330 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/125 variables, 7/15 constraints. Problems are: Problem set: 0 solved, 330 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/125 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 330 unsolved
At refinement iteration 4 (OVERLAPS) 304/429 variables, 125/140 constraints. Problems are: Problem set: 0 solved, 330 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/429 variables, 43/183 constraints. Problems are: Problem set: 0 solved, 330 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/429 variables, 330/513 constraints. Problems are: Problem set: 0 solved, 330 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:27:07] [INFO ] Deduced a trap composed of 17 places in 45 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:27:13] [INFO ] Deduced a trap composed of 17 places in 36 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:27:16] [INFO ] Deduced a trap composed of 36 places in 52 ms of which 4 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/429 variables, 3/516 constraints. Problems are: Problem set: 0 solved, 330 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 429/430 variables, and 516 constraints, problems are : Problem set: 0 solved, 330 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 125/125 constraints, ReadFeed: 43/44 constraints, PredecessorRefiner: 330/330 constraints, Known Traps: 10/10 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60668ms problems are : Problem set: 0 solved, 330 unsolved
Search for dead transitions found 0 dead transitions in 60705ms
Starting structural reductions in LTL mode, iteration 1 : 125/131 places, 331/353 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62174 ms. Remains : 125/131 places, 331/353 transitions.
Support contains 25 out of 125 places after structural reductions.
[2025-06-02 10:27:25] [INFO ] Flatten gal took : 116 ms
[2025-06-02 10:27:25] [INFO ] Flatten gal took : 59 ms
[2025-06-02 10:27:25] [INFO ] Input system was already deterministic with 331 transitions.
RANDOM walk for 40000 steps (2215 resets) in 2175 ms. (18 steps per ms) remains 4/17 properties
BEST_FIRST walk for 40001 steps (564 resets) in 393 ms. (101 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (573 resets) in 126 ms. (314 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (592 resets) in 84 ms. (470 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (540 resets) in 97 ms. (408 steps per ms) remains 4/4 properties
[2025-06-02 10:27:26] [INFO ] Flow matrix only has 305 transitions (discarded 26 similar events)
[2025-06-02 10:27:26] [INFO ] Invariant cache hit.
[2025-06-02 10:27:26] [INFO ] State equation strengthened by 44 read => feed constraints.
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) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 68/75 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 47/122 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/122 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 304/426 variables, 122/130 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/426 variables, 43/173 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/426 variables, 0/173 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 3/429 variables, 3/176 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/429 variables, 0/176 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (OVERLAPS) 1/430 variables, 1/177 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/430 variables, 0/177 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (OVERLAPS) 0/430 variables, 0/177 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 430/430 variables, and 177 constraints, problems are : Problem set: 0 solved, 4 unsolved in 316 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 125/125 constraints, ReadFeed: 44/44 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 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) 68/75 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 47/122 variables, 6/8 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 10:27:26] [INFO ] Deduced a trap composed of 15 places in 128 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:27:26] [INFO ] Deduced a trap composed of 17 places in 97 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:27:27] [INFO ] Deduced a trap composed of 42 places in 78 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:27:27] [INFO ] Deduced a trap composed of 35 places in 81 ms of which 7 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/122 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/122 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 304/426 variables, 122/134 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/426 variables, 43/177 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/426 variables, 4/181 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/426 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (OVERLAPS) 3/429 variables, 3/184 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 10:27:27] [INFO ] Deduced a trap composed of 22 places in 104 ms of which 13 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/429 variables, 1/185 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/429 variables, 0/185 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 1/430 variables, 1/186 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/430 variables, 0/186 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (OVERLAPS) 0/430 variables, 0/186 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 430/430 variables, and 186 constraints, problems are : Problem set: 0 solved, 4 unsolved in 1397 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 125/125 constraints, ReadFeed: 44/44 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1731ms problems are : Problem set: 0 solved, 4 unsolved
Parikh walk visited 2 properties in 834 ms.
Support contains 4 out of 125 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 125/125 places, 331/331 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 125 transition count 328
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 1 with 2 rules applied. Total rules applied 5 place count 124 transition count 327
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 9 place count 122 transition count 331
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 13 place count 122 transition count 327
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 2 with 2 rules applied. Total rules applied 15 place count 122 transition count 325
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 16 place count 122 transition count 327
Reduce places removed 1 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 19 place count 121 transition count 325
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 3 with 2 rules applied. Total rules applied 21 place count 121 transition count 323
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 22 place count 120 transition count 322
Applied a total of 22 rules in 114 ms. Remains 120 /125 variables (removed 5) and now considering 322/331 (removed 9) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 114 ms. Remains : 120/125 places, 322/331 transitions.
RANDOM walk for 40000 steps (2320 resets) in 238 ms. (167 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (607 resets) in 59 ms. (666 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (566 resets) in 71 ms. (555 steps per ms) remains 2/2 properties
Finished probabilistic random walk after 871236 steps, run visited all 2 properties in 2120 ms. (steps per millisecond=410 )
Probabilistic random walk after 871236 steps, saw 179538 distinct states, run finished after 2127 ms. (steps per millisecond=409 ) properties seen :2
Computed a total of 20 stabilizing places and 41 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((p0 U p1)))'
Support contains 4 out of 125 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 125/125 places, 331/331 transitions.
Reduce places removed 1 places and 1 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 123 transition count 327
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 123 transition count 327
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 122 transition count 325
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 122 transition count 325
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 121 transition count 322
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 121 transition count 322
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 120 transition count 320
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 120 transition count 320
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 119 transition count 317
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 119 transition count 317
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 118 transition count 315
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 118 transition count 315
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 13 place count 117 transition count 312
Iterating global reduction 0 with 1 rules applied. Total rules applied 14 place count 117 transition count 312
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 16 place count 116 transition count 311
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 0 with 4 rules applied. Total rules applied 20 place count 114 transition count 315
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 0 with 4 rules applied. Total rules applied 24 place count 114 transition count 311
Applied a total of 24 rules in 94 ms. Remains 114 /125 variables (removed 11) and now considering 311/331 (removed 20) transitions.
[2025-06-02 10:27:31] [INFO ] Flow matrix only has 281 transitions (discarded 30 similar events)
// Phase 1: matrix 281 rows 114 cols
[2025-06-02 10:27:31] [INFO ] Computed 8 invariants in 8 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 10:27:31] [INFO ] Implicit Places using invariants in 185 ms returned []
[2025-06-02 10:27:31] [INFO ] Flow matrix only has 281 transitions (discarded 30 similar events)
[2025-06-02 10:27:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 10:27:32] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-02 10:27:32] [INFO ] Implicit Places using invariants and state equation in 398 ms returned [12, 36]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 587 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 112/125 places, 311/331 transitions.
Applied a total of 0 rules in 16 ms. Remains 112 /112 variables (removed 0) and now considering 311/311 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 698 ms. Remains : 112/125 places, 311/331 transitions.
Stuttering acceptance computed with spot in 380 ms :[(NOT p1), true, (NOT p1)]
Running random walk in product with property : FireWire-PT-10-LTLCardinality-00
Product exploration explored 100000 steps with 0 reset in 479 ms.
Product exploration explored 100000 steps with 7 reset in 198 ms.
Computed a total of 11 stabilizing places and 21 stable transitions
Computed a total of 11 stabilizing places and 21 stable transitions
Knowledge obtained : [(AND p1 p0), (X (OR p1 p0)), (X (NOT (AND (NOT p1) p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X p0), (X p1), (X (X (OR p1 p0))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p0))]
False Knowledge obtained : [(X (X (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p1) p0)))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 9 factoid took 204 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 82 ms :[(NOT p1), true, (NOT p1)]
Reduction of identical properties reduced properties to check from 5 to 4
RANDOM walk for 40000 steps (2313 resets) in 399 ms. (100 steps per ms) remains 2/4 properties
BEST_FIRST walk for 40003 steps (992 resets) in 189 ms. (210 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (623 resets) in 135 ms. (294 steps per ms) remains 2/2 properties
[2025-06-02 10:27:33] [INFO ] Flow matrix only has 281 transitions (discarded 30 similar events)
// Phase 1: matrix 281 rows 112 cols
[2025-06-02 10:27:33] [INFO ] Computed 6 invariants in 4 ms
[2025-06-02 10:27:33] [INFO ] State equation strengthened by 40 read => feed constraints.
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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 74/78 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 251/329 variables, 78/81 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/329 variables, 28/109 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/329 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 58/387 variables, 29/138 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/387 variables, 2/140 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/387 variables, 12/152 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/387 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1/388 variables, 1/153 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/388 variables, 1/154 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/388 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 4/392 variables, 4/158 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/392 variables, 0/158 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/392 variables, 0/158 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 392/393 variables, and 158 constraints, problems are : Problem set: 0 solved, 2 unsolved in 320 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 112/112 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 74/78 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 251/329 variables, 78/81 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/329 variables, 28/109 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/329 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 58/387 variables, 29/138 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/387 variables, 2/140 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/387 variables, 12/152 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/387 variables, 2/154 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/387 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 1/388 variables, 1/155 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/388 variables, 1/156 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/388 variables, 0/156 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 4/392 variables, 4/160 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/392 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/392 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 392/393 variables, and 160 constraints, problems are : Problem set: 0 solved, 2 unsolved in 505 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 112/112 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 841ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 51 ms.
Support contains 4 out of 112 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 112/112 places, 311/311 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 112 transition count 306
Free-agglomeration rule (complex) applied 3 times.
Iterating global reduction 1 with 3 rules applied. Total rules applied 8 place count 112 transition count 306
Reduce places removed 3 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 13 place count 109 transition count 304
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 2 with 2 rules applied. Total rules applied 15 place count 109 transition count 302
Applied a total of 15 rules in 41 ms. Remains 109 /112 variables (removed 3) and now considering 302/311 (removed 9) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41 ms. Remains : 109/112 places, 302/311 transitions.
RANDOM walk for 40000 steps (2274 resets) in 178 ms. (223 steps per ms) remains 1/2 properties
BEST_FIRST walk for 40001 steps (979 resets) in 118 ms. (336 steps per ms) remains 1/1 properties
[2025-06-02 10:27:34] [INFO ] Flow matrix only has 275 transitions (discarded 27 similar events)
// Phase 1: matrix 275 rows 109 cols
[2025-06-02 10:27:34] [INFO ] Computed 6 invariants in 3 ms
[2025-06-02 10:27:35] [INFO ] State equation strengthened by 40 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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 72/76 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/76 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 247/323 variables, 76/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/323 variables, 28/107 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/323 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 57/380 variables, 29/136 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/380 variables, 2/138 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/380 variables, 12/150 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/380 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 1/381 variables, 1/151 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/381 variables, 1/152 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/381 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 3/384 variables, 3/155 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/384 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/384 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 384/384 variables, and 155 constraints, problems are : Problem set: 0 solved, 1 unsolved in 251 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 109/109 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 72/76 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/76 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 247/323 variables, 76/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/323 variables, 28/107 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/323 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 57/380 variables, 29/136 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/380 variables, 2/138 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/380 variables, 12/150 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/380 variables, 1/151 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/380 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 1/381 variables, 1/152 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/381 variables, 1/153 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:27:35] [INFO ] Deduced a trap along path composed of 2 places in 20 ms of which 3 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/381 variables, 1/154 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/381 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 3/384 variables, 3/157 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/384 variables, 0/157 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 0/384 variables, 0/157 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 384/384 variables, and 157 constraints, problems are : Problem set: 0 solved, 1 unsolved in 401 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 109/109 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 665ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 7 ms.
Support contains 4 out of 109 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 109/109 places, 302/302 transitions.
Applied a total of 0 rules in 8 ms. Remains 109 /109 variables (removed 0) and now considering 302/302 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 109/109 places, 302/302 transitions.
RANDOM walk for 40000 steps (2349 resets) in 258 ms. (154 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (1037 resets) in 162 ms. (245 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 24198 steps, run visited all 1 properties in 80 ms. (steps per millisecond=302 )
Probabilistic random walk after 24198 steps, saw 7049 distinct states, run finished after 80 ms. (steps per millisecond=302 ) properties seen :1
Knowledge obtained : [(AND p1 p0), (X (OR p1 p0)), (X (NOT (AND (NOT p1) p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X p0), (X p1), (X (X (OR p1 p0))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p0))]
False Knowledge obtained : [(X (X (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p1) p0)))), (X (X p1)), (X (X (NOT p1))), (F (NOT p1)), (F (NOT p0)), (F (NOT (OR p0 p1))), (F (NOT (OR p0 p1))), (F (NOT (OR (NOT p0) p1)))]
Property proved to be false thanks to negative knowledge :(F (NOT (OR p0 p1)))
Knowledge based reduction with 9 factoid took 415 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA FireWire-PT-10-LTLCardinality-00 FALSE TECHNIQUES KNOWLEDGE
Treatment of property FireWire-PT-10-LTLCardinality-00 finished in 4741 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0)&&F(p1))))'
Support contains 3 out of 125 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 125/125 places, 331/331 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 124 transition count 328
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 124 transition count 328
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 123 transition count 326
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 123 transition count 326
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 122 transition count 323
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 122 transition count 323
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 121 transition count 321
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 121 transition count 321
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 120 transition count 318
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 120 transition count 318
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 119 transition count 316
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 119 transition count 316
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 13 place count 118 transition count 313
Iterating global reduction 0 with 1 rules applied. Total rules applied 14 place count 118 transition count 313
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 117 transition count 311
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 117 transition count 311
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 17 place count 116 transition count 309
Iterating global reduction 0 with 1 rules applied. Total rules applied 18 place count 116 transition count 309
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 19 place count 115 transition count 307
Iterating global reduction 0 with 1 rules applied. Total rules applied 20 place count 115 transition count 307
Applied a total of 20 rules in 16 ms. Remains 115 /125 variables (removed 10) and now considering 307/331 (removed 24) transitions.
[2025-06-02 10:27:36] [INFO ] Flow matrix only has 281 transitions (discarded 26 similar events)
// Phase 1: matrix 281 rows 115 cols
[2025-06-02 10:27:36] [INFO ] Computed 8 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 10:27:36] [INFO ] Implicit Places using invariants in 126 ms returned []
[2025-06-02 10:27:36] [INFO ] Flow matrix only has 281 transitions (discarded 26 similar events)
[2025-06-02 10:27:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 10:27:36] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-02 10:27:36] [INFO ] Implicit Places using invariants and state equation in 504 ms returned [38]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 632 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 114/125 places, 307/331 transitions.
Applied a total of 0 rules in 2 ms. Remains 114 /114 variables (removed 0) and now considering 307/307 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 650 ms. Remains : 114/125 places, 307/331 transitions.
Stuttering acceptance computed with spot in 124 ms :[(NOT p0), (OR (NOT p1) (NOT p0)), true, (OR (NOT p0) (NOT p1))]
Running random walk in product with property : FireWire-PT-10-LTLCardinality-01
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 1 ms.
FORMULA FireWire-PT-10-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FireWire-PT-10-LTLCardinality-01 finished in 797 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)||G(p1))))'
Support contains 3 out of 125 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 125/125 places, 331/331 transitions.
Reduce places removed 1 places and 1 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 123 transition count 327
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 123 transition count 327
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 122 transition count 325
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 122 transition count 325
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 121 transition count 322
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 121 transition count 322
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 120 transition count 320
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 120 transition count 320
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 119 transition count 317
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 119 transition count 317
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 118 transition count 315
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 118 transition count 315
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 13 place count 117 transition count 312
Iterating global reduction 0 with 1 rules applied. Total rules applied 14 place count 117 transition count 312
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 116 transition count 310
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 116 transition count 310
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 17 place count 115 transition count 308
Iterating global reduction 0 with 1 rules applied. Total rules applied 18 place count 115 transition count 308
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 19 place count 114 transition count 306
Iterating global reduction 0 with 1 rules applied. Total rules applied 20 place count 114 transition count 306
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 22 place count 113 transition count 305
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -6
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 28 place count 110 transition count 311
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 0 with 6 rules applied. Total rules applied 34 place count 110 transition count 305
Applied a total of 34 rules in 52 ms. Remains 110 /125 variables (removed 15) and now considering 305/331 (removed 26) transitions.
[2025-06-02 10:27:37] [INFO ] Flow matrix only has 272 transitions (discarded 33 similar events)
// Phase 1: matrix 272 rows 110 cols
[2025-06-02 10:27:37] [INFO ] Computed 8 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 10:27:37] [INFO ] Implicit Places using invariants in 102 ms returned []
[2025-06-02 10:27:37] [INFO ] Flow matrix only has 272 transitions (discarded 33 similar events)
[2025-06-02 10:27:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 10:27:37] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-02 10:27:37] [INFO ] Implicit Places using invariants and state equation in 299 ms returned [12, 36]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 403 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 108/125 places, 305/331 transitions.
Applied a total of 0 rules in 12 ms. Remains 108 /108 variables (removed 0) and now considering 305/305 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 468 ms. Remains : 108/125 places, 305/331 transitions.
Stuttering acceptance computed with spot in 39 ms :[(AND (NOT p0) (NOT p1))]
Running random walk in product with property : FireWire-PT-10-LTLCardinality-04
Product exploration explored 100000 steps with 0 reset in 328 ms.
Product exploration explored 100000 steps with 0 reset in 166 ms.
Computed a total of 8 stabilizing places and 15 stable transitions
Computed a total of 8 stabilizing places and 15 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT (AND p0 p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND p0 (NOT p1))), (X (NOT (AND (NOT p0) p1))), (X p0), (X (NOT p1)), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 13 factoid took 135 ms. Reduced automaton from 1 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 34 ms :[(AND (NOT p0) (NOT p1))]
RANDOM walk for 40000 steps (2391 resets) in 543 ms. (73 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40002 steps (578 resets) in 118 ms. (336 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40001 steps (539 resets) in 58 ms. (677 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (578 resets) in 138 ms. (287 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (540 resets) in 98 ms. (404 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (573 resets) in 70 ms. (563 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40002 steps (580 resets) in 86 ms. (459 steps per ms) remains 6/6 properties
Interrupted probabilistic random walk after 1324086 steps, run timeout after 3001 ms. (steps per millisecond=441 ) properties seen :5 out of 6
Probabilistic random walk after 1324086 steps, saw 261244 distinct states, run finished after 3004 ms. (steps per millisecond=440 ) properties seen :5
[2025-06-02 10:27:41] [INFO ] Flow matrix only has 272 transitions (discarded 33 similar events)
// Phase 1: matrix 272 rows 108 cols
[2025-06-02 10:27:41] [INFO ] Computed 6 invariants in 2 ms
[2025-06-02 10:27:41] [INFO ] State equation strengthened by 40 read => feed constraints.
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) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf3 is UNSAT
After SMT solving in domain Real declared 41/380 variables, and 1 constraints, problems are : Problem set: 1 solved, 0 unsolved in 28 ms.
Refiners :[Positive P Invariants (semi-flows): 1/6 constraints, State Equation: 0/108 constraints, ReadFeed: 0/40 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 38ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT (AND p0 p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND p0 (NOT p1))), (X (NOT (AND (NOT p0) p1))), (X p0), (X (NOT p1)), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0)), (X (X (NOT p1))), (G (OR p0 (NOT p1)))]
False Knowledge obtained : [(F (NOT p0)), (F p1), (F (NOT (OR (NOT p0) (NOT p1)))), (F (NOT (AND p0 (NOT p1)))), (F (NOT (OR p0 p1)))]
Knowledge based reduction with 14 factoid took 510 ms. Reduced automaton from 1 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 48 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 48 ms :[(NOT p0)]
Support contains 2 out of 108 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 108/108 places, 305/305 transitions.
Applied a total of 0 rules in 8 ms. Remains 108 /108 variables (removed 0) and now considering 305/305 (removed 0) transitions.
[2025-06-02 10:27:42] [INFO ] Flow matrix only has 272 transitions (discarded 33 similar events)
[2025-06-02 10:27:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 10:27:42] [INFO ] Implicit Places using invariants in 175 ms returned []
[2025-06-02 10:27:42] [INFO ] Flow matrix only has 272 transitions (discarded 33 similar events)
[2025-06-02 10:27:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 10:27:42] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-02 10:27:43] [INFO ] Implicit Places using invariants and state equation in 675 ms returned []
Implicit Place search using SMT with State Equation took 853 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 10:27:43] [INFO ] Redundant transitions in 34 ms returned []
Running 302 sub problems to find dead transitions.
[2025-06-02 10:27:43] [INFO ] Flow matrix only has 272 transitions (discarded 33 similar events)
[2025-06-02 10:27:43] [INFO ] Invariant cache hit.
[2025-06-02 10:27:43] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/107 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 302 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:27:45] [INFO ] Deduced a trap composed of 37 places in 185 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:27:45] [INFO ] Deduced a trap composed of 15 places in 162 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:27:45] [INFO ] Deduced a trap composed of 21 places in 168 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:27:45] [INFO ] Deduced a trap composed of 33 places in 75 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:27:46] [INFO ] Deduced a trap composed of 15 places in 136 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:27:46] [INFO ] Deduced a trap composed of 15 places in 131 ms of which 9 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/107 variables, 6/12 constraints. Problems are: Problem set: 0 solved, 302 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/107 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 302 unsolved
At refinement iteration 3 (OVERLAPS) 271/378 variables, 107/119 constraints. Problems are: Problem set: 0 solved, 302 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/378 variables, 40/159 constraints. Problems are: Problem set: 0 solved, 302 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/378 variables, 0/159 constraints. Problems are: Problem set: 0 solved, 302 unsolved
At refinement iteration 6 (OVERLAPS) 1/379 variables, 1/160 constraints. Problems are: Problem set: 0 solved, 302 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/379 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 302 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 0.0)
(s1 0.0)
(s2 0.0)
(s3 0.0)
(s4 0.0)
(s5 1.0)
(s6 0.0)
(s7 0.0)
(s8 0.0)
(s9 0.0)
(s10 0.0)
(s11 0.0)
(s12 0.0)
(s13 1.0)
(s14 0.0)
(s15 0.0)
(s16 0.0)
(s17 0.0)
(s18 0.0)
(s19 0.0)
(s20 0.0)
(s21 0.0)
(s22 0.0)
(s23 0.0)
(s24 0.0)
(s25 0.0)
(s26 0.0)
(s27 0.0)
(s28 0.0)
(s29 0.0)
(s30 0.0)
(s31 0.0)
(s32 0.0)
(s33 0.0)
(s34 0.0)
(s35 timeout
1.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Stream closed")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 379/380 variables, and 160 constraints, problems are : Problem set: 0 solved, 302 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 108/108 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 302/302 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 302 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/107 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 302 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/107 variables, 6/12 constraints. Problems are: Problem set: 0 solved, 302 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/107 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 302 unsolved
At refinement iteration 3 (OVERLAPS) 271/378 variables, 107/119 constraints. Problems are: Problem set: 0 solved, 302 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/378 variables, 40/159 constraints. Problems are: Problem set: 0 solved, 302 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/378 variables, 302/461 constraints. Problems are: Problem set: 0 solved, 302 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:28:20] [INFO ] Deduced a trap composed of 32 places in 81 ms of which 5 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/378 variables, 1/462 constraints. Problems are: Problem set: 0 solved, 302 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:28:29] [INFO ] Deduced a trap composed of 15 places in 47 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/378 variables, 1/463 constraints. Problems are: Problem set: 0 solved, 302 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:28:35] [INFO ] Deduced a trap composed of 15 places in 34 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/378 variables, 1/464 constraints. Problems are: Problem set: 0 solved, 302 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:28:40] [INFO ] Deduced a trap along path composed of 2 places in 18 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:28:40] [INFO ] Deduced a trap along path composed of 2 places in 17 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 378/380 variables, and 466 constraints, problems are : Problem set: 0 solved, 302 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 107/108 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 302/302 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 60258ms problems are : Problem set: 0 solved, 302 unsolved
Search for dead transitions found 0 dead transitions in 60262ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61167 ms. Remains : 108/108 places, 305/305 transitions.
Computed a total of 8 stabilizing places and 15 stable transitions
Computed a total of 8 stabilizing places and 15 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 74 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
RANDOM walk for 40000 steps (2319 resets) in 135 ms. (294 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (516 resets) in 38 ms. (1025 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 276 steps, run visited all 1 properties in 5 ms. (steps per millisecond=55 )
Probabilistic random walk after 276 steps, saw 213 distinct states, run finished after 5 ms. (steps per millisecond=55 ) properties seen :1
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 91 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Product exploration explored 100000 steps with 1 reset in 80 ms.
Product exploration explored 100000 steps with 1 reset in 76 ms.
Built C files in :
/tmp/ltsmin9685648073308994117
[2025-06-02 10:28:44] [INFO ] Computing symmetric may disable matrix : 305 transitions.
[2025-06-02 10:28:44] [INFO ] Computation of Complete disable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-02 10:28:44] [INFO ] Computing symmetric may enable matrix : 305 transitions.
[2025-06-02 10:28:44] [INFO ] Computation of Complete enable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-02 10:28:44] [INFO ] Computing Do-Not-Accords matrix : 305 transitions.
[2025-06-02 10:28:44] [INFO ] Computation of Completed DNA matrix. took 11 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-02 10:28:44] [INFO ] Built C files in 80ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin9685648073308994117
Running compilation step : cd /tmp/ltsmin9685648073308994117;'/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 1112 ms.
Running link step : cd /tmp/ltsmin9685648073308994117;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 57 ms.
Running LTSmin : cd /tmp/ltsmin9685648073308994117;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased7874427893525806792.hoa' '--buchi-type=spotba'
LTSmin run took 6524 ms.
FORMULA FireWire-PT-10-LTLCardinality-04 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property FireWire-PT-10-LTLCardinality-04 finished in 74797 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 1 out of 125 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 125/125 places, 331/331 transitions.
Reduce places removed 1 places and 1 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 123 transition count 327
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 123 transition count 327
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 122 transition count 325
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 122 transition count 325
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 121 transition count 322
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 121 transition count 322
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 8 place count 120 transition count 321
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -6
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 14 place count 117 transition count 327
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 0 with 6 rules applied. Total rules applied 20 place count 117 transition count 321
Applied a total of 20 rules in 23 ms. Remains 117 /125 variables (removed 8) and now considering 321/331 (removed 10) transitions.
[2025-06-02 10:28:51] [INFO ] Flow matrix only has 288 transitions (discarded 33 similar events)
// Phase 1: matrix 288 rows 117 cols
[2025-06-02 10:28:51] [INFO ] Computed 8 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 10:28:52] [INFO ] Implicit Places using invariants in 102 ms returned []
[2025-06-02 10:28:52] [INFO ] Flow matrix only has 288 transitions (discarded 33 similar events)
[2025-06-02 10:28:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 10:28:52] [INFO ] State equation strengthened by 42 read => feed constraints.
[2025-06-02 10:28:52] [INFO ] Implicit Places using invariants and state equation in 275 ms returned [12, 36]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 379 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 115/125 places, 321/331 transitions.
Applied a total of 0 rules in 6 ms. Remains 115 /115 variables (removed 0) and now considering 321/321 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 409 ms. Remains : 115/125 places, 321/331 transitions.
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Running random walk in product with property : FireWire-PT-10-LTLCardinality-05
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA FireWire-PT-10-LTLCardinality-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FireWire-PT-10-LTLCardinality-05 finished in 455 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F((p0||G(p1)))&&F(p2))))'
Support contains 7 out of 125 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 125/125 places, 331/331 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 124 transition count 328
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 124 transition count 328
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 123 transition count 326
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 123 transition count 326
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 6 place count 122 transition count 325
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 0 with 2 rules applied. Total rules applied 8 place count 121 transition count 327
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 10 place count 121 transition count 325
Applied a total of 10 rules in 20 ms. Remains 121 /125 variables (removed 4) and now considering 325/331 (removed 6) transitions.
[2025-06-02 10:28:52] [INFO ] Flow matrix only has 298 transitions (discarded 27 similar events)
// Phase 1: matrix 298 rows 121 cols
[2025-06-02 10:28:52] [INFO ] Computed 8 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 10:28:52] [INFO ] Implicit Places using invariants in 101 ms returned []
[2025-06-02 10:28:52] [INFO ] Flow matrix only has 298 transitions (discarded 27 similar events)
[2025-06-02 10:28:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 10:28:52] [INFO ] State equation strengthened by 45 read => feed constraints.
[2025-06-02 10:28:52] [INFO ] Implicit Places using invariants and state equation in 303 ms returned [13, 38]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 408 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 119/125 places, 325/331 transitions.
Applied a total of 0 rules in 5 ms. Remains 119 /119 variables (removed 0) and now considering 325/325 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 434 ms. Remains : 119/125 places, 325/331 transitions.
Stuttering acceptance computed with spot in 153 ms :[(OR (NOT p2) (AND (NOT p0) (NOT p1))), (AND (NOT p0) (NOT p1)), (NOT p2)]
Running random walk in product with property : FireWire-PT-10-LTLCardinality-09
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA FireWire-PT-10-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FireWire-PT-10-LTLCardinality-09 finished in 604 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(p0))'
Support contains 1 out of 125 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 125/125 places, 331/331 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 124 transition count 328
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 124 transition count 328
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 123 transition count 326
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 123 transition count 326
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 122 transition count 323
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 122 transition count 323
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 121 transition count 321
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 121 transition count 321
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 120 transition count 318
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 120 transition count 318
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 119 transition count 316
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 119 transition count 316
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 13 place count 118 transition count 313
Iterating global reduction 0 with 1 rules applied. Total rules applied 14 place count 118 transition count 313
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 117 transition count 311
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 117 transition count 311
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 17 place count 116 transition count 309
Iterating global reduction 0 with 1 rules applied. Total rules applied 18 place count 116 transition count 309
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 19 place count 115 transition count 307
Iterating global reduction 0 with 1 rules applied. Total rules applied 20 place count 115 transition count 307
Applied a total of 20 rules in 17 ms. Remains 115 /125 variables (removed 10) and now considering 307/331 (removed 24) transitions.
[2025-06-02 10:28:52] [INFO ] Flow matrix only has 281 transitions (discarded 26 similar events)
// Phase 1: matrix 281 rows 115 cols
[2025-06-02 10:28:52] [INFO ] Computed 8 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 10:28:53] [INFO ] Implicit Places using invariants in 179 ms returned []
[2025-06-02 10:28:53] [INFO ] Flow matrix only has 281 transitions (discarded 26 similar events)
[2025-06-02 10:28:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 10:28:53] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-02 10:28:53] [INFO ] Implicit Places using invariants and state equation in 675 ms returned [13, 38]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 857 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 113/125 places, 307/331 transitions.
Applied a total of 0 rules in 1 ms. Remains 113 /113 variables (removed 0) and now considering 307/307 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 877 ms. Remains : 113/125 places, 307/331 transitions.
Stuttering acceptance computed with spot in 112 ms :[(NOT p0), (NOT p0), true]
Running random walk in product with property : FireWire-PT-10-LTLCardinality-10
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA FireWire-PT-10-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FireWire-PT-10-LTLCardinality-10 finished in 1012 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(p0))))'
Support contains 2 out of 125 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 125/125 places, 331/331 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 124 transition count 328
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 124 transition count 328
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 123 transition count 326
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 123 transition count 326
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 122 transition count 323
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 122 transition count 323
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 121 transition count 321
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 121 transition count 321
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 120 transition count 318
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 120 transition count 318
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 119 transition count 316
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 119 transition count 316
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 13 place count 118 transition count 313
Iterating global reduction 0 with 1 rules applied. Total rules applied 14 place count 118 transition count 313
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 117 transition count 311
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 117 transition count 311
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 17 place count 116 transition count 309
Iterating global reduction 0 with 1 rules applied. Total rules applied 18 place count 116 transition count 309
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 19 place count 115 transition count 307
Iterating global reduction 0 with 1 rules applied. Total rules applied 20 place count 115 transition count 307
Applied a total of 20 rules in 17 ms. Remains 115 /125 variables (removed 10) and now considering 307/331 (removed 24) transitions.
[2025-06-02 10:28:53] [INFO ] Flow matrix only has 281 transitions (discarded 26 similar events)
[2025-06-02 10:28:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 10:28:54] [INFO ] Implicit Places using invariants in 150 ms returned []
[2025-06-02 10:28:54] [INFO ] Flow matrix only has 281 transitions (discarded 26 similar events)
[2025-06-02 10:28:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 10:28:54] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-02 10:28:54] [INFO ] Implicit Places using invariants and state equation in 653 ms returned [13, 38]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 806 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 113/125 places, 307/331 transitions.
Applied a total of 0 rules in 1 ms. Remains 113 /113 variables (removed 0) and now considering 307/307 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 824 ms. Remains : 113/125 places, 307/331 transitions.
Stuttering acceptance computed with spot in 198 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
Running random walk in product with property : FireWire-PT-10-LTLCardinality-11
Product exploration explored 100000 steps with 25000 reset in 269 ms.
Product exploration explored 100000 steps with 25000 reset in 379 ms.
Computed a total of 10 stabilizing places and 17 stable transitions
Computed a total of 10 stabilizing places and 17 stable transitions
Knowledge obtained : [p0]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 103 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 160 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
RANDOM walk for 40000 steps (2223 resets) in 125 ms. (317 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (573 resets) in 39 ms. (1000 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 2366 steps, run visited all 1 properties in 9 ms. (steps per millisecond=262 )
Probabilistic random walk after 2366 steps, saw 1412 distinct states, run finished after 9 ms. (steps per millisecond=262 ) properties seen :1
Knowledge obtained : [p0]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 1 factoid took 95 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 149 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
Stuttering acceptance computed with spot in 176 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
Support contains 2 out of 113 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 113/113 places, 307/307 transitions.
Applied a total of 0 rules in 1 ms. Remains 113 /113 variables (removed 0) and now considering 307/307 (removed 0) transitions.
[2025-06-02 10:28:56] [INFO ] Flow matrix only has 281 transitions (discarded 26 similar events)
// Phase 1: matrix 281 rows 113 cols
[2025-06-02 10:28:56] [INFO ] Computed 6 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 10:28:56] [INFO ] Implicit Places using invariants in 180 ms returned []
[2025-06-02 10:28:56] [INFO ] Flow matrix only has 281 transitions (discarded 26 similar events)
[2025-06-02 10:28:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 10:28:56] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-02 10:28:57] [INFO ] Implicit Places using invariants and state equation in 409 ms returned []
Implicit Place search using SMT with State Equation took 591 ms to find 0 implicit places.
Running 306 sub problems to find dead transitions.
[2025-06-02 10:28:57] [INFO ] Flow matrix only has 281 transitions (discarded 26 similar events)
[2025-06-02 10:28:57] [INFO ] Invariant cache hit.
[2025-06-02 10:28:57] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/112 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 306 unsolved
At refinement iteration 1 (OVERLAPS) 1/113 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 306 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:29:01] [INFO ] Deduced a trap composed of 38 places in 180 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:29:02] [INFO ] Deduced a trap composed of 35 places in 70 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:29:02] [INFO ] Deduced a trap composed of 15 places in 174 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:29:02] [INFO ] Deduced a trap composed of 22 places in 175 ms of which 24 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/113 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 306 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/113 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 306 unsolved
At refinement iteration 4 (OVERLAPS) 280/393 variables, 113/123 constraints. Problems are: Problem set: 0 solved, 306 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/393 variables, 39/162 constraints. Problems are: Problem set: 0 solved, 306 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/393 variables, 0/162 constraints. Problems are: Problem set: 0 solved, 306 unsolved
At refinement iteration 7 (OVERLAPS) 1/394 variables, 1/163 constraints. Problems are: Problem set: 0 solved, 306 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/394 variables, 0/163 constraints. Problems are: Problem set: 0 solved, 306 unsolved
At refinement iteration 9 (OVERLAPS) 0/394 variables, 0/163 constraints. Problems are: Problem set: 0 solved, 306 unsolved
No progress, stopping.
After SMT solving in domain Real declared 394/394 variables, and 163 constraints, problems are : Problem set: 0 solved, 306 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 113/113 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 306/306 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 306 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/112 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 306 unsolved
At refinement iteration 1 (OVERLAPS) 1/113 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 306 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/113 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 306 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/113 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 306 unsolved
At refinement iteration 4 (OVERLAPS) 280/393 variables, 113/123 constraints. Problems are: Problem set: 0 solved, 306 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/393 variables, 39/162 constraints. Problems are: Problem set: 0 solved, 306 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/393 variables, 306/468 constraints. Problems are: Problem set: 0 solved, 306 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:29:47] [INFO ] Deduced a trap along path composed of 2 places in 23 ms of which 2 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 393/394 variables, and 469 constraints, problems are : Problem set: 0 solved, 306 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 113/113 constraints, ReadFeed: 39/40 constraints, PredecessorRefiner: 306/306 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 60207ms problems are : Problem set: 0 solved, 306 unsolved
Search for dead transitions found 0 dead transitions in 60210ms
Finished structural reductions in LTL mode , in 1 iterations and 60804 ms. Remains : 113/113 places, 307/307 transitions.
Computed a total of 10 stabilizing places and 17 stable transitions
Computed a total of 10 stabilizing places and 17 stable transitions
Knowledge obtained : [p0]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 81 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 189 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
RANDOM walk for 40000 steps (2242 resets) in 89 ms. (444 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (588 resets) in 36 ms. (1081 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 2366 steps, run visited all 1 properties in 11 ms. (steps per millisecond=215 )
Probabilistic random walk after 2366 steps, saw 1412 distinct states, run finished after 11 ms. (steps per millisecond=215 ) properties seen :1
Knowledge obtained : [p0]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 1 factoid took 108 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 185 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
Stuttering acceptance computed with spot in 211 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
Stuttering acceptance computed with spot in 211 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
Product exploration explored 100000 steps with 25000 reset in 185 ms.
Product exploration explored 100000 steps with 25000 reset in 214 ms.
Applying partial POR strategy [true, false, false, false, true]
Stuttering acceptance computed with spot in 151 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
Support contains 2 out of 113 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 113/113 places, 307/307 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 113 transition count 307
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -8
Deduced a syphon composed of 3 places in 0 ms
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 113 transition count 315
Deduced a syphon composed of 3 places in 0 ms
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 0 with 4 rules applied. Total rules applied 7 place count 113 transition count 311
Deduced a syphon composed of 3 places in 0 ms
Applied a total of 7 rules in 19 ms. Remains 113 /113 variables (removed 0) and now considering 311/307 (removed -4) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 10:29:59] [INFO ] Redundant transitions in 6 ms returned []
Running 310 sub problems to find dead transitions.
[2025-06-02 10:29:59] [INFO ] Flow matrix only has 281 transitions (discarded 30 similar events)
// Phase 1: matrix 281 rows 113 cols
[2025-06-02 10:29:59] [INFO ] Computed 6 invariants in 2 ms
[2025-06-02 10:29:59] [INFO ] State equation strengthened by 42 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/112 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 310 unsolved
At refinement iteration 1 (OVERLAPS) 1/113 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 310 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:30:03] [INFO ] Deduced a trap composed of 34 places in 77 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:30:03] [INFO ] Deduced a trap composed of 40 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 10:30:03] [INFO ] Deduced a trap composed of 40 places in 66 ms of which 4 ms to minimize.
Problem TDEAD2 is UNSAT
Problem TDEAD3 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:30:03] [INFO ] Deduced a trap composed of 23 places in 47 ms of which 3 ms to minimize.
Problem TDEAD27 is UNSAT
Problem TDEAD28 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:30:04] [INFO ] Deduced a trap composed of 38 places in 174 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:30:04] [INFO ] Deduced a trap composed of 15 places in 171 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:30:04] [INFO ] Deduced a trap composed of 22 places in 152 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:30:05] [INFO ] Deduced a trap composed of 5 places in 45 ms of which 4 ms to minimize.
Problem TDEAD296 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/113 variables, 8/14 constraints. Problems are: Problem set: 5 solved, 305 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/113 variables, 0/14 constraints. Problems are: Problem set: 5 solved, 305 unsolved
At refinement iteration 4 (OVERLAPS) 280/393 variables, 113/127 constraints. Problems are: Problem set: 5 solved, 305 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/393 variables, 41/168 constraints. Problems are: Problem set: 5 solved, 305 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/393 variables, 0/168 constraints. Problems are: Problem set: 5 solved, 305 unsolved
At refinement iteration 7 (OVERLAPS) 1/394 variables, 1/169 constraints. Problems are: Problem set: 5 solved, 305 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/394 variables, 0/169 constraints. Problems are: Problem set: 5 solved, 305 unsolved
At refinement iteration 9 (OVERLAPS) 0/394 variables, 0/169 constraints. Problems are: Problem set: 5 solved, 305 unsolved
No progress, stopping.
After SMT solving in domain Real declared 394/394 variables, and 169 constraints, problems are : Problem set: 5 solved, 305 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 113/113 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 310/310 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 5 solved, 305 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/109 variables, 0/0 constraints. Problems are: Problem set: 5 solved, 305 unsolved
At refinement iteration 1 (OVERLAPS) 4/113 variables, 6/6 constraints. Problems are: Problem set: 5 solved, 305 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/113 variables, 8/14 constraints. Problems are: Problem set: 5 solved, 305 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/113 variables, 0/14 constraints. Problems are: Problem set: 5 solved, 305 unsolved
At refinement iteration 4 (OVERLAPS) 280/393 variables, 113/127 constraints. Problems are: Problem set: 5 solved, 305 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/393 variables, 41/168 constraints. Problems are: Problem set: 5 solved, 305 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/393 variables, 305/473 constraints. Problems are: Problem set: 5 solved, 305 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:30:39] [INFO ] Deduced a trap composed of 16 places in 53 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:30:40] [INFO ] Deduced a trap composed of 17 places in 55 ms of which 4 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/393 variables, 2/475 constraints. Problems are: Problem set: 5 solved, 305 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 393/394 variables, and 475 constraints, problems are : Problem set: 5 solved, 305 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 113/113 constraints, ReadFeed: 41/42 constraints, PredecessorRefiner: 305/310 constraints, Known Traps: 10/10 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60122ms problems are : Problem set: 5 solved, 305 unsolved
Search for dead transitions found 5 dead transitions in 60123ms
Found 5 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 5 transitions
Dead transitions reduction (with SMT) removed 5 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 113/113 places, 306/307 transitions.
Graph (complete) has 596 edges and 113 vertex of which 110 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.3 ms
Discarding 3 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 12 ms. Remains 110 /113 variables (removed 3) and now considering 306/306 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 110/113 places, 306/307 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 60168 ms. Remains : 110/113 places, 306/307 transitions.
Built C files in :
/tmp/ltsmin4762604814964154124
[2025-06-02 10:30:59] [INFO ] Built C files in 7ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin4762604814964154124
Running compilation step : cd /tmp/ltsmin4762604814964154124;'/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 811 ms.
Running link step : cd /tmp/ltsmin4762604814964154124;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 39 ms.
Running LTSmin : cd /tmp/ltsmin4762604814964154124;'/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/stateBased15160111398525467468.hoa' '--buchi-type=spotba'
LTSmin run took 97 ms.
FORMULA FireWire-PT-10-LTLCardinality-11 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property FireWire-PT-10-LTLCardinality-11 finished in 126318 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&X(X(G(p1)))))'
Support contains 4 out of 125 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 125/125 places, 331/331 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 124 transition count 328
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 124 transition count 328
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 123 transition count 326
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 123 transition count 326
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 122 transition count 323
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 122 transition count 323
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 121 transition count 321
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 121 transition count 321
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 120 transition count 318
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 120 transition count 318
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 119 transition count 316
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 119 transition count 316
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 13 place count 118 transition count 313
Iterating global reduction 0 with 1 rules applied. Total rules applied 14 place count 118 transition count 313
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 117 transition count 311
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 117 transition count 311
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 17 place count 116 transition count 309
Iterating global reduction 0 with 1 rules applied. Total rules applied 18 place count 116 transition count 309
Applied a total of 18 rules in 15 ms. Remains 116 /125 variables (removed 9) and now considering 309/331 (removed 22) transitions.
[2025-06-02 10:31:00] [INFO ] Flow matrix only has 283 transitions (discarded 26 similar events)
// Phase 1: matrix 283 rows 116 cols
[2025-06-02 10:31:00] [INFO ] Computed 8 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 10:31:00] [INFO ] Implicit Places using invariants in 190 ms returned []
[2025-06-02 10:31:00] [INFO ] Flow matrix only has 283 transitions (discarded 26 similar events)
[2025-06-02 10:31:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 10:31:00] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-02 10:31:00] [INFO ] Implicit Places using invariants and state equation in 458 ms returned [13, 38]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 652 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 114/125 places, 309/331 transitions.
Applied a total of 0 rules in 4 ms. Remains 114 /114 variables (removed 0) and now considering 309/309 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 671 ms. Remains : 114/125 places, 309/331 transitions.
Stuttering acceptance computed with spot in 208 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1), true]
Running random walk in product with property : FireWire-PT-10-LTLCardinality-13
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA FireWire-PT-10-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FireWire-PT-10-LTLCardinality-13 finished in 899 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)||G((p1 U p2)))))'
Support contains 5 out of 125 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 125/125 places, 331/331 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 124 transition count 330
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -6
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 8 place count 121 transition count 336
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 0 with 6 rules applied. Total rules applied 14 place count 121 transition count 330
Applied a total of 14 rules in 28 ms. Remains 121 /125 variables (removed 4) and now considering 330/331 (removed 1) transitions.
[2025-06-02 10:31:01] [INFO ] Flow matrix only has 297 transitions (discarded 33 similar events)
// Phase 1: matrix 297 rows 121 cols
[2025-06-02 10:31:01] [INFO ] Computed 8 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 10:31:01] [INFO ] Implicit Places using invariants in 137 ms returned []
[2025-06-02 10:31:01] [INFO ] Flow matrix only has 297 transitions (discarded 33 similar events)
[2025-06-02 10:31:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 10:31:01] [INFO ] State equation strengthened by 46 read => feed constraints.
[2025-06-02 10:31:01] [INFO ] Implicit Places using invariants and state equation in 352 ms returned [13]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 491 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 120/125 places, 330/331 transitions.
Applied a total of 0 rules in 6 ms. Remains 120 /120 variables (removed 0) and now considering 330/330 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 526 ms. Remains : 120/125 places, 330/331 transitions.
Stuttering acceptance computed with spot in 82 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : FireWire-PT-10-LTLCardinality-14
Product exploration explored 100000 steps with 0 reset in 213 ms.
Product exploration explored 100000 steps with 0 reset in 238 ms.
Computed a total of 19 stabilizing places and 40 stable transitions
Computed a total of 19 stabilizing places and 40 stable transitions
Knowledge obtained : [(AND p0 p2 p1), (X p2), (X (NOT (OR (AND (NOT p0) p2) (AND (NOT p0) p1)))), (X (OR (AND p0 p2) (AND p0 p1))), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (NOT (AND p0 (NOT p2) (NOT p1)))), (X (NOT (AND p0 (NOT p2) p1))), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X p0), (X p1), (X (X p2)), (X (X (NOT (OR (AND (NOT p0) p2) (AND (NOT p0) p1))))), (X (X (OR (AND p0 p2) (AND p0 p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 19 factoid took 148 ms. Reduced automaton from 2 states, 10 edges and 3 AP (stutter insensitive) to 2 states, 10 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 79 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
RANDOM walk for 40000 steps (2201 resets) in 237 ms. (168 steps per ms) remains 6/9 properties
BEST_FIRST walk for 40003 steps (613 resets) in 92 ms. (430 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (28 resets) in 60 ms. (655 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (14 resets) in 59 ms. (666 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (15 resets) in 90 ms. (439 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (19 resets) in 85 ms. (465 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40001 steps (569 resets) in 118 ms. (336 steps per ms) remains 6/6 properties
[2025-06-02 10:31:02] [INFO ] Flow matrix only has 297 transitions (discarded 33 similar events)
// Phase 1: matrix 297 rows 120 cols
[2025-06-02 10:31:02] [INFO ] Computed 7 invariants in 2 ms
[2025-06-02 10:31:02] [INFO ] State equation strengthened by 46 read => feed constraints.
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) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 111/116 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/116 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 296/412 variables, 116/123 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/412 variables, 45/168 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/412 variables, 0/168 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 4/416 variables, 4/172 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/416 variables, 0/172 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 1/417 variables, 1/173 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/417 variables, 0/173 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 10 (OVERLAPS) 0/417 variables, 0/173 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 417/417 variables, and 173 constraints, problems are : Problem set: 0 solved, 6 unsolved in 489 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 120/120 constraints, ReadFeed: 46/46 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) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Problem apf4 is UNSAT
Problem apf6 is UNSAT
At refinement iteration 1 (OVERLAPS) 111/116 variables, 7/7 constraints. Problems are: Problem set: 2 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:31:03] [INFO ] Deduced a trap composed of 16 places in 185 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:31:03] [INFO ] Deduced a trap composed of 41 places in 81 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:31:03] [INFO ] Deduced a trap composed of 34 places in 85 ms of which 8 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/116 variables, 3/10 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/116 variables, 0/10 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 296/412 variables, 116/126 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/412 variables, 45/171 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/412 variables, 1/172 constraints. Problems are: Problem set: 2 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:31:04] [INFO ] Deduced a trap composed of 45 places in 156 ms of which 22 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/412 variables, 1/173 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/412 variables, 0/173 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 4/416 variables, 4/177 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/416 variables, 3/180 constraints. Problems are: Problem set: 2 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:31:04] [INFO ] Deduced a trap composed of 22 places in 157 ms of which 25 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/416 variables, 1/181 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/416 variables, 0/181 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 1/417 variables, 1/182 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/417 variables, 0/182 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 15 (OVERLAPS) 0/417 variables, 0/182 constraints. Problems are: Problem set: 2 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 417/417 variables, and 182 constraints, problems are : Problem set: 2 solved, 4 unsolved in 2669 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 120/120 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 4/6 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3173ms problems are : Problem set: 2 solved, 4 unsolved
Fused 4 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 351 ms.
Support contains 5 out of 120 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 120/120 places, 330/330 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 120 transition count 324
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 1 with 2 rules applied. Total rules applied 8 place count 120 transition count 325
Reduce places removed 2 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 12 place count 118 transition count 323
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 2 with 2 rules applied. Total rules applied 14 place count 118 transition count 321
Applied a total of 14 rules in 29 ms. Remains 118 /120 variables (removed 2) and now considering 321/330 (removed 9) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 31 ms. Remains : 118/120 places, 321/330 transitions.
RANDOM walk for 40000 steps (2233 resets) in 275 ms. (144 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (562 resets) in 179 ms. (222 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (31 resets) in 137 ms. (289 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (20 resets) in 131 ms. (303 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (623 resets) in 138 ms. (287 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 597943 steps, run timeout after 3001 ms. (steps per millisecond=199 ) properties seen :0 out of 4
Probabilistic random walk after 597943 steps, saw 129043 distinct states, run finished after 3001 ms. (steps per millisecond=199 ) properties seen :0
[2025-06-02 10:31:09] [INFO ] Flow matrix only has 292 transitions (discarded 29 similar events)
// Phase 1: matrix 292 rows 118 cols
[2025-06-02 10:31:09] [INFO ] Computed 7 invariants in 1 ms
[2025-06-02 10:31:09] [INFO ] State equation strengthened by 45 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) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 109/114 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/114 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 292/406 variables, 114/121 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/406 variables, 45/166 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/406 variables, 0/166 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 4/410 variables, 4/170 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/410 variables, 0/170 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 0/410 variables, 0/170 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 410/410 variables, and 170 constraints, problems are : Problem set: 0 solved, 4 unsolved in 329 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 118/118 constraints, ReadFeed: 45/45 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 109/114 variables, 7/7 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 10:31:10] [INFO ] Deduced a trap composed of 40 places in 66 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:31:10] [INFO ] Deduced a trap composed of 33 places in 67 ms of which 6 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/114 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/114 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 292/406 variables, 114/123 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/406 variables, 45/168 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/406 variables, 1/169 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 10:31:10] [INFO ] Deduced a trap composed of 13 places in 150 ms of which 19 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/406 variables, 1/170 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/406 variables, 0/170 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 4/410 variables, 4/174 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/410 variables, 3/177 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/410 variables, 0/177 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 10:31:11] [INFO ] Deduced a trap composed of 22 places in 138 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:31:11] [INFO ] Deduced a trap composed of 15 places in 161 ms of which 16 ms to minimize.
At refinement iteration 12 (OVERLAPS) 0/410 variables, 2/179 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/410 variables, 0/179 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (OVERLAPS) 0/410 variables, 0/179 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 410/410 variables, and 179 constraints, problems are : Problem set: 0 solved, 4 unsolved in 2316 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 118/118 constraints, ReadFeed: 45/45 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2657ms problems are : Problem set: 0 solved, 4 unsolved
Fused 4 Parikh solutions to 3 different solutions.
Parikh walk visited 0 properties in 444 ms.
Support contains 5 out of 118 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 118/118 places, 321/321 transitions.
Applied a total of 0 rules in 8 ms. Remains 118 /118 variables (removed 0) and now considering 321/321 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 118/118 places, 321/321 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 118/118 places, 321/321 transitions.
Applied a total of 0 rules in 7 ms. Remains 118 /118 variables (removed 0) and now considering 321/321 (removed 0) transitions.
[2025-06-02 10:31:12] [INFO ] Flow matrix only has 292 transitions (discarded 29 similar events)
[2025-06-02 10:31:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 10:31:12] [INFO ] Implicit Places using invariants in 180 ms returned []
[2025-06-02 10:31:12] [INFO ] Flow matrix only has 292 transitions (discarded 29 similar events)
[2025-06-02 10:31:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 10:31:13] [INFO ] State equation strengthened by 45 read => feed constraints.
[2025-06-02 10:31:13] [INFO ] Implicit Places using invariants and state equation in 525 ms returned []
Implicit Place search using SMT with State Equation took 708 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 10:31:13] [INFO ] Redundant transitions in 8 ms returned []
Running 320 sub problems to find dead transitions.
[2025-06-02 10:31:13] [INFO ] Flow matrix only has 292 transitions (discarded 29 similar events)
[2025-06-02 10:31:13] [INFO ] Invariant cache hit.
[2025-06-02 10:31:13] [INFO ] State equation strengthened by 45 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, 320 unsolved
At refinement iteration 1 (OVERLAPS) 1/118 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 320 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:31:18] [INFO ] Deduced a trap composed of 41 places in 191 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:31:18] [INFO ] Deduced a trap composed of 15 places in 151 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:31:19] [INFO ] Deduced a trap composed of 22 places in 160 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:31:19] [INFO ] Deduced a trap composed of 33 places in 69 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:31:19] [INFO ] Deduced a trap composed of 40 places in 66 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:31:19] [INFO ] Deduced a trap composed of 40 places in 67 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:31:20] [INFO ] Deduced a trap composed of 21 places in 45 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/118 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/118 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 4 (OVERLAPS) 292/410 variables, 118/132 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/410 variables, 45/177 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/410 variables, 0/177 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 7 (OVERLAPS) 0/410 variables, 0/177 constraints. Problems are: Problem set: 0 solved, 320 unsolved
No progress, stopping.
After SMT solving in domain Real declared 410/410 variables, and 177 constraints, problems are : Problem set: 0 solved, 320 unsolved in 21610 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 118/118 constraints, ReadFeed: 45/45 constraints, PredecessorRefiner: 320/320 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 320 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, 320 unsolved
At refinement iteration 1 (OVERLAPS) 1/118 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/118 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/118 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 4 (OVERLAPS) 292/410 variables, 118/132 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/410 variables, 45/177 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/410 variables, 320/497 constraints. Problems are: Problem set: 0 solved, 320 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:32:01] [INFO ] Deduced a trap along path composed of 2 places in 23 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 410/410 variables, and 498 constraints, problems are : Problem set: 0 solved, 320 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 118/118 constraints, ReadFeed: 45/45 constraints, PredecessorRefiner: 320/320 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 51787ms problems are : Problem set: 0 solved, 320 unsolved
Search for dead transitions found 0 dead transitions in 51789ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 52526 ms. Remains : 118/118 places, 321/321 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 101 edges and 118 vertex of which 27 / 118 are part of one of the 3 SCC in 3 ms
Free SCC test removed 24 places
Drop transitions (Empty/Sink Transition effects.) removed 72 transitions
Ensure Unique test removed 44 transitions
Reduce isomorphic transitions removed 116 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 3 place count 93 transition count 204
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 0 with 6 rules applied. Total rules applied 9 place count 93 transition count 198
Free-agglomeration rule applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 93 transition count 197
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 11 place count 92 transition count 197
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 12 place count 92 transition count 197
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 13 place count 92 transition count 196
Applied a total of 13 rules in 31 ms. Remains 92 /118 variables (removed 26) and now considering 196/321 (removed 125) transitions.
Running SMT prover for 4 properties.
[2025-06-02 10:32:05] [INFO ] Flow matrix only has 194 transitions (discarded 2 similar events)
// Phase 1: matrix 194 rows 92 cols
[2025-06-02 10:32:05] [INFO ] Computed 7 invariants in 6 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 10:32:05] [INFO ] After 62ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 10:32:05] [INFO ] [Nat]Absence check using 7 positive place invariants in 5 ms returned sat
[2025-06-02 10:32:05] [INFO ] After 201ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2025-06-02 10:32:05] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-06-02 10:32:05] [INFO ] After 113ms SMT Verify possible using 4 Read/Feed constraints in natural domain returned unsat :0 sat :4
TRAPS : Iteration 0
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:32:05] [INFO ] Deduced a trap composed of 15 places in 110 ms of which 8 ms to minimize.
[2025-06-02 10:32:05] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 135 ms
TRAPS : Iteration 1
[2025-06-02 10:32:06] [INFO ] After 506ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
[2025-06-02 10:32:06] [INFO ] After 903ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
Over-approximation ignoring read arcs solved 0 properties in 1024 ms.
Found 2 invariant AP formulas.
Knowledge obtained : [(AND p0 p2 p1), (X p2), (X (NOT (OR (AND (NOT p0) p2) (AND (NOT p0) p1)))), (X (OR (AND p0 p2) (AND p0 p1))), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (NOT (AND p0 (NOT p2) (NOT p1)))), (X (NOT (AND p0 (NOT p2) p1))), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X p0), (X p1), (X (X p2)), (X (X (NOT (OR (AND (NOT p0) p2) (AND (NOT p0) p1))))), (X (X (OR (AND p0 p2) (AND p0 p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X p0)), (X (X p1)), (G (OR (NOT p0) p2 p1)), (G (OR p0 p2 p1))]
False Knowledge obtained : [(F (NOT (OR (NOT p0) p2 (NOT p1)))), (F (NOT p2)), (F (NOT p1))]
Knowledge based reduction with 21 factoid took 329 ms. Reduced automaton from 2 states, 10 edges and 3 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 100 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 100 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Support contains 4 out of 120 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 120/120 places, 330/330 transitions.
Applied a total of 0 rules in 9 ms. Remains 120 /120 variables (removed 0) and now considering 330/330 (removed 0) transitions.
[2025-06-02 10:32:06] [INFO ] Flow matrix only has 297 transitions (discarded 33 similar events)
// Phase 1: matrix 297 rows 120 cols
[2025-06-02 10:32:06] [INFO ] Computed 7 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 10:32:07] [INFO ] Implicit Places using invariants in 198 ms returned []
[2025-06-02 10:32:07] [INFO ] Flow matrix only has 297 transitions (discarded 33 similar events)
[2025-06-02 10:32:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 10:32:07] [INFO ] State equation strengthened by 46 read => feed constraints.
[2025-06-02 10:32:07] [INFO ] Implicit Places using invariants and state equation in 486 ms returned []
Implicit Place search using SMT with State Equation took 691 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 10:32:07] [INFO ] Redundant transitions in 5 ms returned []
Running 329 sub problems to find dead transitions.
[2025-06-02 10:32:07] [INFO ] Flow matrix only has 297 transitions (discarded 33 similar events)
[2025-06-02 10:32:07] [INFO ] Invariant cache hit.
[2025-06-02 10:32:07] [INFO ] State equation strengthened by 46 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/119 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 329 unsolved
At refinement iteration 1 (OVERLAPS) 1/120 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 329 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:32:12] [INFO ] Deduced a trap composed of 42 places in 186 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:32:12] [INFO ] Deduced a trap composed of 15 places in 164 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:32:12] [INFO ] Deduced a trap composed of 34 places in 77 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:32:12] [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 10:32:14] [INFO ] Deduced a trap composed of 22 places in 149 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:32:14] [INFO ] Deduced a trap composed of 21 places in 48 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/120 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 329 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/120 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 329 unsolved
At refinement iteration 4 (OVERLAPS) 296/416 variables, 120/133 constraints. Problems are: Problem set: 0 solved, 329 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/416 variables, 45/178 constraints. Problems are: Problem set: 0 solved, 329 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/416 variables, 0/178 constraints. Problems are: Problem set: 0 solved, 329 unsolved
At refinement iteration 7 (OVERLAPS) 1/417 variables, 1/179 constraints. Problems are: Problem set: 0 solved, 329 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/417 variables, 0/179 constraints. Problems are: Problem set: 0 solved, 329 unsolved
At refinement iteration 9 (OVERLAPS) 0/417 variables, 0/179 constraints. Problems are: Problem set: 0 solved, 329 unsolved
No progress, stopping.
After SMT solving in domain Real declared 417/417 variables, and 179 constraints, problems are : Problem set: 0 solved, 329 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 120/120 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 329/329 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 329 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/119 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 329 unsolved
At refinement iteration 1 (OVERLAPS) 1/120 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 329 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/120 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 329 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:32:41] [INFO ] Deduced a trap composed of 22 places in 191 ms of which 26 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/120 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 329 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:32:42] [INFO ] Deduced a trap composed of 41 places in 65 ms of which 4 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/120 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 329 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/120 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 329 unsolved
At refinement iteration 6 (OVERLAPS) 296/416 variables, 120/135 constraints. Problems are: Problem set: 0 solved, 329 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/416 variables, 45/180 constraints. Problems are: Problem set: 0 solved, 329 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/416 variables, 329/509 constraints. Problems are: Problem set: 0 solved, 329 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:32:58] [INFO ] Deduced a trap composed of 16 places in 31 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/416 variables, 1/510 constraints. Problems are: Problem set: 0 solved, 329 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 416/417 variables, and 510 constraints, problems are : Problem set: 0 solved, 329 unsolved in 30014 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 120/120 constraints, ReadFeed: 45/46 constraints, PredecessorRefiner: 329/329 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60182ms problems are : Problem set: 0 solved, 329 unsolved
Search for dead transitions found 0 dead transitions in 60184ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 60897 ms. Remains : 120/120 places, 330/330 transitions.
Computed a total of 19 stabilizing places and 40 stable transitions
Computed a total of 19 stabilizing places and 40 stable transitions
Knowledge obtained : [(AND p0 p2), (X p2), (X (NOT (AND p0 (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p2)))), (X p0), (X (X p2)), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 112 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 76 ms :[(AND (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0))]
RANDOM walk for 40000 steps (2195 resets) in 90 ms. (439 steps per ms) remains 2/4 properties
BEST_FIRST walk for 40004 steps (9 resets) in 29 ms. (1333 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (570 resets) in 36 ms. (1081 steps per ms) remains 2/2 properties
[2025-06-02 10:33:08] [INFO ] Flow matrix only has 297 transitions (discarded 33 similar events)
[2025-06-02 10:33:08] [INFO ] Invariant cache hit.
[2025-06-02 10:33:08] [INFO ] State equation strengthened by 46 read => feed constraints.
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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 61/65 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 51/116 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/116 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 296/412 variables, 116/123 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/412 variables, 45/168 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/412 variables, 0/168 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 4/416 variables, 4/172 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/416 variables, 0/172 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1/417 variables, 1/173 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/417 variables, 0/173 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 0/417 variables, 0/173 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 417/417 variables, and 173 constraints, problems are : Problem set: 0 solved, 2 unsolved in 235 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 120/120 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 61/65 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 51/116 variables, 4/7 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 10:33:08] [INFO ] Deduced a trap composed of 41 places in 179 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:33:08] [INFO ] Deduced a trap composed of 34 places in 194 ms of which 29 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/116 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/116 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 296/412 variables, 116/125 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/412 variables, 45/170 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/412 variables, 2/172 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/412 variables, 0/172 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 4/416 variables, 4/176 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/416 variables, 0/176 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 1/417 variables, 1/177 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/417 variables, 0/177 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 0/417 variables, 0/177 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 417/417 variables, and 177 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1366 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 120/120 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1610ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 57 ms.
Support contains 4 out of 120 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 120/120 places, 330/330 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 120 transition count 324
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 1 with 2 rules applied. Total rules applied 8 place count 120 transition count 325
Reduce places removed 2 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 12 place count 118 transition count 323
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 2 with 2 rules applied. Total rules applied 14 place count 118 transition count 321
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 15 place count 117 transition count 320
Applied a total of 15 rules in 28 ms. Remains 117 /120 variables (removed 3) and now considering 320/330 (removed 10) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 29 ms. Remains : 117/120 places, 320/330 transitions.
RANDOM walk for 40000 steps (2293 resets) in 159 ms. (250 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (21 resets) in 51 ms. (769 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (573 resets) in 47 ms. (833 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 725140 steps, run timeout after 3001 ms. (steps per millisecond=241 ) properties seen :0 out of 2
Probabilistic random walk after 725140 steps, saw 157108 distinct states, run finished after 3001 ms. (steps per millisecond=241 ) properties seen :0
[2025-06-02 10:33:12] [INFO ] Flow matrix only has 291 transitions (discarded 29 similar events)
// Phase 1: matrix 291 rows 117 cols
[2025-06-02 10:33:12] [INFO ] Computed 7 invariants in 1 ms
[2025-06-02 10:33:12] [INFO ] State equation strengthened by 44 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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 59/63 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 243/306 variables, 63/66 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/306 variables, 22/88 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/306 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 98/404 variables, 50/138 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/404 variables, 3/141 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/404 variables, 22/163 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/404 variables, 0/163 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1/405 variables, 1/164 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/405 variables, 1/165 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/405 variables, 0/165 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 3/408 variables, 3/168 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/408 variables, 0/168 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/408 variables, 0/168 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 408/408 variables, and 168 constraints, problems are : Problem set: 0 solved, 2 unsolved in 204 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 117/117 constraints, ReadFeed: 44/44 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 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, 2 unsolved
At refinement iteration 1 (OVERLAPS) 59/63 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 243/306 variables, 63/66 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/306 variables, 22/88 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/306 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 98/404 variables, 50/138 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/404 variables, 3/141 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/404 variables, 22/163 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/404 variables, 2/165 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/404 variables, 0/165 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 1/405 variables, 1/166 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/405 variables, 1/167 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 10:33:13] [INFO ] Deduced a trap composed of 32 places in 72 ms of which 5 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/405 variables, 1/168 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/405 variables, 0/168 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 3/408 variables, 3/171 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/408 variables, 0/171 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/408 variables, 0/171 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 408/408 variables, and 171 constraints, problems are : Problem set: 0 solved, 2 unsolved in 762 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 117/117 constraints, ReadFeed: 44/44 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 974ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 100 ms.
Support contains 4 out of 117 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 117/117 places, 320/320 transitions.
Applied a total of 0 rules in 7 ms. Remains 117 /117 variables (removed 0) and now considering 320/320 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 117/117 places, 320/320 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 117/117 places, 320/320 transitions.
Applied a total of 0 rules in 8 ms. Remains 117 /117 variables (removed 0) and now considering 320/320 (removed 0) transitions.
[2025-06-02 10:33:13] [INFO ] Flow matrix only has 291 transitions (discarded 29 similar events)
[2025-06-02 10:33:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 10:33:14] [INFO ] Implicit Places using invariants in 196 ms returned []
[2025-06-02 10:33:14] [INFO ] Flow matrix only has 291 transitions (discarded 29 similar events)
[2025-06-02 10:33:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 10:33:14] [INFO ] State equation strengthened by 44 read => feed constraints.
[2025-06-02 10:33:14] [INFO ] Implicit Places using invariants and state equation in 548 ms returned []
Implicit Place search using SMT with State Equation took 748 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 10:33:14] [INFO ] Redundant transitions in 4 ms returned []
Running 318 sub problems to find dead transitions.
[2025-06-02 10:33:14] [INFO ] Flow matrix only has 291 transitions (discarded 29 similar events)
[2025-06-02 10:33:14] [INFO ] Invariant cache hit.
[2025-06-02 10:33:14] [INFO ] State equation strengthened by 44 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/116 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 318 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:33:17] [INFO ] Deduced a trap composed of 40 places in 178 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:33:17] [INFO ] Deduced a trap composed of 20 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 10:33:17] [INFO ] Deduced a trap composed of 15 places in 183 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:33:17] [INFO ] Deduced a trap composed of 21 places in 186 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:33:17] [INFO ] Deduced a trap composed of 32 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 10:33:17] [INFO ] Deduced a trap composed of 39 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 10:33:17] [INFO ] Deduced a trap composed of 39 places in 63 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:33:18] [INFO ] Deduced a trap composed of 15 places in 176 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:33:19] [INFO ] Deduced a trap composed of 21 places in 209 ms of which 24 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/116 variables, 9/16 constraints. Problems are: Problem set: 0 solved, 318 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/116 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 318 unsolved
At refinement iteration 3 (OVERLAPS) 291/407 variables, 116/132 constraints. Problems are: Problem set: 0 solved, 318 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/407 variables, 44/176 constraints. Problems are: Problem set: 0 solved, 318 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/407 variables, 0/176 constraints. Problems are: Problem set: 0 solved, 318 unsolved
At refinement iteration 6 (OVERLAPS) 1/408 variables, 1/177 constraints. Problems are: Problem set: 0 solved, 318 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/408 variables, 0/177 constraints. Problems are: Problem set: 0 solved, 318 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 408/408 variables, and 177 constraints, problems are : Problem set: 0 solved, 318 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 117/117 constraints, ReadFeed: 44/44 constraints, PredecessorRefiner: 318/318 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 318 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/116 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 318 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/116 variables, 9/16 constraints. Problems are: Problem set: 0 solved, 318 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:33:47] [INFO ] Deduced a trap composed of 15 places in 146 ms of which 10 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/116 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 318 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/116 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 318 unsolved
At refinement iteration 4 (OVERLAPS) 291/407 variables, 116/133 constraints. Problems are: Problem set: 0 solved, 318 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/407 variables, 44/177 constraints. Problems are: Problem set: 0 solved, 318 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/407 variables, 318/495 constraints. Problems are: Problem set: 0 solved, 318 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/407 variables, 0/495 constraints. Problems are: Problem set: 0 solved, 318 unsolved
At refinement iteration 8 (OVERLAPS) 1/408 variables, 1/496 constraints. Problems are: Problem set: 0 solved, 318 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 408/408 variables, and 496 constraints, problems are : Problem set: 0 solved, 318 unsolved in 30014 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 117/117 constraints, ReadFeed: 44/44 constraints, PredecessorRefiner: 318/318 constraints, Known Traps: 10/10 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60187ms problems are : Problem set: 0 solved, 318 unsolved
Search for dead transitions found 0 dead transitions in 60189ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 60958 ms. Remains : 117/117 places, 320/320 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 101 edges and 117 vertex of which 27 / 117 are part of one of the 3 SCC in 0 ms
Free SCC test removed 24 places
Drop transitions (Empty/Sink Transition effects.) removed 72 transitions
Ensure Unique test removed 44 transitions
Reduce isomorphic transitions removed 116 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 3 place count 92 transition count 203
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 0 with 6 rules applied. Total rules applied 9 place count 92 transition count 197
Free-agglomeration rule applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 92 transition count 196
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 11 place count 91 transition count 196
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 12 place count 91 transition count 196
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 13 place count 91 transition count 195
Applied a total of 13 rules in 14 ms. Remains 91 /117 variables (removed 26) and now considering 195/320 (removed 125) transitions.
Running SMT prover for 2 properties.
[2025-06-02 10:34:14] [INFO ] Flow matrix only has 193 transitions (discarded 2 similar events)
// Phase 1: matrix 193 rows 91 cols
[2025-06-02 10:34:14] [INFO ] Computed 7 invariants in 1 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 10:34:14] [INFO ] After 35ms 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 10:34:14] [INFO ] [Nat]Absence check using 7 positive place invariants in 4 ms returned sat
[2025-06-02 10:34:15] [INFO ] After 83ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2025-06-02 10:34:15] [INFO ] After 118ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2025-06-02 10:34:15] [INFO ] After 185ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Over-approximation ignoring read arcs solved 0 properties in 240 ms.
Knowledge obtained : [(AND p0 p2), (X p2), (X (NOT (AND p0 (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p2)))), (X p0), (X (X p2)), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X p0))]
False Knowledge obtained : [(F (NOT p2)), (F (NOT (OR p2 (NOT p0))))]
Knowledge based reduction with 9 factoid took 159 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 75 ms :[(AND (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0))]
Stuttering acceptance computed with spot in 100 ms :[(AND (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0))]
Stuttering acceptance computed with spot in 99 ms :[(AND (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0))]
Product exploration explored 100000 steps with 5 reset in 102 ms.
Product exploration explored 100000 steps with 0 reset in 122 ms.
Built C files in :
/tmp/ltsmin2549564820319309249
[2025-06-02 10:34:15] [INFO ] Computing symmetric may disable matrix : 330 transitions.
[2025-06-02 10:34:15] [INFO ] Computation of Complete disable matrix. took 4 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-02 10:34:15] [INFO ] Computing symmetric may enable matrix : 330 transitions.
[2025-06-02 10:34:15] [INFO ] Computation of Complete enable matrix. took 4 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-02 10:34:15] [INFO ] Computing Do-Not-Accords matrix : 330 transitions.
[2025-06-02 10:34:15] [INFO ] Computation of Completed DNA matrix. took 14 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-02 10:34:15] [INFO ] Built C files in 79ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2549564820319309249
Running compilation step : cd /tmp/ltsmin2549564820319309249;'/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 1370 ms.
Running link step : cd /tmp/ltsmin2549564820319309249;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 37 ms.
Running LTSmin : cd /tmp/ltsmin2549564820319309249;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased9591791825620711413.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 4 out of 120 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 120/120 places, 330/330 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 5 ms. Remains 119 /120 variables (removed 1) and now considering 329/330 (removed 1) transitions.
[2025-06-02 10:34:30] [INFO ] Flow matrix only has 296 transitions (discarded 33 similar events)
// Phase 1: matrix 296 rows 119 cols
[2025-06-02 10:34:30] [INFO ] Computed 7 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 10:34:31] [INFO ] Implicit Places using invariants in 121 ms returned []
[2025-06-02 10:34:31] [INFO ] Flow matrix only has 296 transitions (discarded 33 similar events)
[2025-06-02 10:34:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 10:34:31] [INFO ] State equation strengthened by 44 read => feed constraints.
[2025-06-02 10:34:31] [INFO ] Implicit Places using invariants and state equation in 297 ms returned []
Implicit Place search using SMT with State Equation took 421 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 10:34:31] [INFO ] Redundant transitions in 4 ms returned []
Running 326 sub problems to find dead transitions.
[2025-06-02 10:34:31] [INFO ] Flow matrix only has 296 transitions (discarded 33 similar events)
[2025-06-02 10:34:31] [INFO ] Invariant cache hit.
[2025-06-02 10:34:31] [INFO ] State equation strengthened by 44 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/118 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 326 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:34:33] [INFO ] Deduced a trap composed of 41 places in 166 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:34:33] [INFO ] Deduced a trap composed of 20 places in 44 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:34:34] [INFO ] Deduced a trap composed of 15 places in 175 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:34:34] [INFO ] Deduced a trap composed of 21 places in 188 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:34:34] [INFO ] Deduced a trap composed of 33 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 10:34:34] [INFO ] Deduced a trap composed of 40 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 10:34:35] [INFO ] Deduced a trap composed of 15 places in 143 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:34:36] [INFO ] Deduced a trap composed of 15 places in 150 ms of which 14 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/118 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 326 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:34:36] [INFO ] Deduced a trap composed of 40 places in 68 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/118 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 326 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/118 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 326 unsolved
At refinement iteration 4 (OVERLAPS) 295/413 variables, 118/134 constraints. Problems are: Problem set: 0 solved, 326 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/413 variables, 44/178 constraints. Problems are: Problem set: 0 solved, 326 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/413 variables, 0/178 constraints. Problems are: Problem set: 0 solved, 326 unsolved
At refinement iteration 7 (OVERLAPS) 1/414 variables, 1/179 constraints. Problems are: Problem set: 0 solved, 326 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:34:58] [INFO ] Deduced a trap composed of 21 places in 173 ms of which 24 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/414 variables, 1/180 constraints. Problems are: Problem set: 0 solved, 326 unsolved
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 414/415 variables, and 180 constraints, problems are : Problem set: 0 solved, 326 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 119/119 constraints, ReadFeed: 44/44 constraints, PredecessorRefiner: 326/326 constraints, Known Traps: 10/10 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 326 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/118 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 326 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/118 variables, 10/17 constraints. Problems are: Problem set: 0 solved, 326 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/118 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 326 unsolved
At refinement iteration 3 (OVERLAPS) 295/413 variables, 118/135 constraints. Problems are: Problem set: 0 solved, 326 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/413 variables, 44/179 constraints. Problems are: Problem set: 0 solved, 326 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/413 variables, 326/505 constraints. Problems are: Problem set: 0 solved, 326 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:35:13] [INFO ] Deduced a trap composed of 15 places in 62 ms of which 4 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/413 variables, 1/506 constraints. Problems are: Problem set: 0 solved, 326 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:35:21] [INFO ] Deduced a trap composed of 15 places in 42 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:35:25] [INFO ] Deduced a trap composed of 42 places in 77 ms of which 6 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/413 variables, 2/508 constraints. Problems are: Problem set: 0 solved, 326 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 413/415 variables, and 508 constraints, problems are : Problem set: 0 solved, 326 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 118/119 constraints, ReadFeed: 44/44 constraints, PredecessorRefiner: 326/326 constraints, Known Traps: 13/13 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60204ms problems are : Problem set: 0 solved, 326 unsolved
Search for dead transitions found 0 dead transitions in 60206ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 60644 ms. Remains : 119/120 places, 329/330 transitions.
Built C files in :
/tmp/ltsmin1064359262201030235
[2025-06-02 10:35:31] [INFO ] Computing symmetric may disable matrix : 329 transitions.
[2025-06-02 10:35:31] [INFO ] Computation of Complete disable matrix. took 4 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-02 10:35:31] [INFO ] Computing symmetric may enable matrix : 329 transitions.
[2025-06-02 10:35:31] [INFO ] Computation of Complete enable matrix. took 4 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-02 10:35:31] [INFO ] Computing Do-Not-Accords matrix : 329 transitions.
[2025-06-02 10:35:31] [INFO ] Computation of Completed DNA matrix. took 7 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-02 10:35:31] [INFO ] Built C files in 56ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin1064359262201030235
Running compilation step : cd /tmp/ltsmin1064359262201030235;'/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 1253 ms.
Running link step : cd /tmp/ltsmin1064359262201030235;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 37 ms.
Running LTSmin : cd /tmp/ltsmin1064359262201030235;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased2823073624026938186.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2025-06-02 10:35:46] [INFO ] Flatten gal took : 28 ms
[2025-06-02 10:35:46] [INFO ] Flatten gal took : 26 ms
[2025-06-02 10:35:46] [INFO ] Time to serialize gal into /tmp/LTL2109296234580156207.gal : 7 ms
[2025-06-02 10:35:46] [INFO ] Time to serialize properties into /tmp/LTL3387767264732614979.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL2109296234580156207.gal' '-t' 'CGAL' '-hoa' '/tmp/aut6414801470431861632.hoa' '-atoms' '/tmp/LTL3387767264732614979.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...317
Loading property file /tmp/LTL3387767264732614979.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut6414801470431861632.hoa
Reverse transition relation is NOT exact ! Due to transitions t1, t4, t6, t7, t11, t12, t14, t17, t19, t23, t24, t26, t29, t31, t35, t36, t38, t39, t41, t4...679
Computing Next relation with stutter on 79224 deadlock states
3 unique states visited
3 strongly connected components in search stack
4 transitions explored
3 items max in DFS search stack
438 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,4.44353,101712,1,0,577,335774,692,299,6900,363012,682
an accepting run exists (use option '-e' to print it)
Formula 0 is FALSE accepting run found.
FORMULA FireWire-PT-10-LTLCardinality-14 FALSE TECHNIQUES KNOWLEDGE HOA DECISION_DIAGRAMS TOPOLOGICAL
Treatment of property FireWire-PT-10-LTLCardinality-14 finished in 290414 ms.
All properties solved by simple procedures.
Total runtime 569852 ms.
BK_STOP 1748860551634
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="FireWire-PT-10"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is FireWire-PT-10, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r086-smll-174860102300315"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/FireWire-PT-10.tgz
mv FireWire-PT-10 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLCardinality.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;