About the Execution of ITS-Tools for FireWire-PT-04
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 470904.00 | 0.00 | 0.00 | TFFTTFFTTFFFFFFT | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r086-smll-174860102200267.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-04, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r086-smll-174860102200267
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 552K
-rw-r--r-- 1 mcc users 7.4K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 84K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.2K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 48K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 134K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.6K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 76K 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 89K 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-04-LTLCardinality-00
FORMULA_NAME FireWire-PT-04-LTLCardinality-01
FORMULA_NAME FireWire-PT-04-LTLCardinality-02
FORMULA_NAME FireWire-PT-04-LTLCardinality-03
FORMULA_NAME FireWire-PT-04-LTLCardinality-04
FORMULA_NAME FireWire-PT-04-LTLCardinality-05
FORMULA_NAME FireWire-PT-04-LTLCardinality-06
FORMULA_NAME FireWire-PT-04-LTLCardinality-07
FORMULA_NAME FireWire-PT-04-LTLCardinality-08
FORMULA_NAME FireWire-PT-04-LTLCardinality-09
FORMULA_NAME FireWire-PT-04-LTLCardinality-10
FORMULA_NAME FireWire-PT-04-LTLCardinality-11
FORMULA_NAME FireWire-PT-04-LTLCardinality-12
FORMULA_NAME FireWire-PT-04-LTLCardinality-13
FORMULA_NAME FireWire-PT-04-LTLCardinality-14
FORMULA_NAME FireWire-PT-04-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1748846967910
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-04
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202505121319
[2025-06-02 06:49:30] [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 06:49:30] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 06:49:30] [INFO ] Load time of PNML (sax parser for PT used): 182 ms
[2025-06-02 06:49:30] [INFO ] Transformed 113 places.
[2025-06-02 06:49:30] [INFO ] Transformed 364 transitions.
[2025-06-02 06:49:30] [INFO ] Found NUPN structural information;
[2025-06-02 06:49:30] [INFO ] Parsed PT model containing 113 places and 364 transitions and 1349 arcs in 390 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 25 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
Ensure Unique test removed 56 transitions
Reduce redundant transitions removed 56 transitions.
Initial state reduction rules removed 1 formulas.
FORMULA FireWire-PT-04-LTLCardinality-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FireWire-PT-04-LTLCardinality-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FireWire-PT-04-LTLCardinality-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FireWire-PT-04-LTLCardinality-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FireWire-PT-04-LTLCardinality-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FireWire-PT-04-LTLCardinality-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FireWire-PT-04-LTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 32 out of 113 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 113/113 places, 308/308 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 112 transition count 306
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 112 transition count 306
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 8 place count 112 transition count 300
Applied a total of 8 rules in 62 ms. Remains 112 /113 variables (removed 1) and now considering 300/308 (removed 8) transitions.
[2025-06-02 06:49:31] [INFO ] Flow matrix only has 274 transitions (discarded 26 similar events)
// Phase 1: matrix 274 rows 112 cols
[2025-06-02 06:49:31] [INFO ] Computed 8 invariants in 14 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 06:49:31] [INFO ] Implicit Places using invariants in 441 ms returned []
[2025-06-02 06:49:31] [INFO ] Flow matrix only has 274 transitions (discarded 26 similar events)
[2025-06-02 06:49:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 06:49:31] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-02 06:49:32] [INFO ] Implicit Places using invariants and state equation in 577 ms returned [36, 105, 110]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 1135 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 109/113 places, 300/308 transitions.
Applied a total of 0 rules in 10 ms. Remains 109 /109 variables (removed 0) and now considering 300/300 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1232 ms. Remains : 109/113 places, 300/308 transitions.
Support contains 32 out of 109 places after structural reductions.
[2025-06-02 06:49:32] [INFO ] Flatten gal took : 110 ms
[2025-06-02 06:49:32] [INFO ] Flatten gal took : 58 ms
[2025-06-02 06:49:32] [INFO ] Input system was already deterministic with 300 transitions.
Support contains 30 out of 109 places (down from 32) after GAL structural reductions.
RANDOM walk for 40000 steps (2171 resets) in 2646 ms. (15 steps per ms) remains 8/21 properties
BEST_FIRST walk for 40004 steps (523 resets) in 937 ms. (42 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (595 resets) in 621 ms. (64 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (577 resets) in 327 ms. (121 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (578 resets) in 225 ms. (177 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40002 steps (584 resets) in 138 ms. (287 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (384 resets) in 152 ms. (261 steps per ms) remains 5/8 properties
[2025-06-02 06:49:34] [INFO ] Flow matrix only has 274 transitions (discarded 26 similar events)
// Phase 1: matrix 274 rows 109 cols
[2025-06-02 06:49:34] [INFO ] Computed 5 invariants in 12 ms
[2025-06-02 06:49:34] [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) 0/10 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 56/66 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 37/103 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/103 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 270/373 variables, 103/108 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/373 variables, 38/146 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/373 variables, 0/146 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 6/379 variables, 4/150 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/379 variables, 1/151 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/379 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (OVERLAPS) 3/382 variables, 2/153 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/382 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (OVERLAPS) 1/383 variables, 1/154 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/383 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 15 (OVERLAPS) 0/383 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 383/383 variables, and 154 constraints, problems are : Problem set: 0 solved, 5 unsolved in 658 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 109/109 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 56/66 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 37/103 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:49:35] [INFO ] Deduced a trap composed of 22 places in 72 ms of which 16 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/103 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/103 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 270/373 variables, 103/109 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/373 variables, 38/147 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/373 variables, 5/152 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/373 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (OVERLAPS) 6/379 variables, 4/156 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/379 variables, 1/157 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:49:35] [INFO ] Deduced a trap along path composed of 2 places in 34 ms of which 9 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/379 variables, 1/158 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/379 variables, 0/158 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 14 (OVERLAPS) 3/382 variables, 2/160 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/382 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 16 (OVERLAPS) 1/383 variables, 1/161 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/383 variables, 0/161 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 18 (OVERLAPS) 0/383 variables, 0/161 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 383/383 variables, and 161 constraints, problems are : Problem set: 0 solved, 5 unsolved in 1619 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 109/109 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 2329ms problems are : Problem set: 0 solved, 5 unsolved
Fused 5 Parikh solutions to 4 different solutions.
Parikh walk visited 4 properties in 621 ms.
Support contains 2 out of 109 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 109/109 places, 300/300 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 109 transition count 296
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 5 place count 108 transition count 296
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 5 place count 108 transition count 295
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 7 place count 107 transition count 295
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -7
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 13 place count 104 transition count 302
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 19 place count 104 transition count 296
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 3 with 3 rules applied. Total rules applied 22 place count 104 transition count 293
Free-agglomeration rule (complex) applied 4 times.
Iterating global reduction 3 with 4 rules applied. Total rules applied 26 place count 104 transition count 294
Reduce places removed 4 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 3 with 7 rules applied. Total rules applied 33 place count 100 transition count 291
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 4 with 2 rules applied. Total rules applied 35 place count 100 transition count 289
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 36 place count 99 transition count 288
Applied a total of 36 rules in 115 ms. Remains 99 /109 variables (removed 10) and now considering 288/300 (removed 12) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 115 ms. Remains : 99/109 places, 288/300 transitions.
RANDOM walk for 40000 steps (2563 resets) in 739 ms. (54 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (681 resets) in 82 ms. (481 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 238369 steps, run visited all 1 properties in 588 ms. (steps per millisecond=405 )
Probabilistic random walk after 238369 steps, saw 52976 distinct states, run finished after 596 ms. (steps per millisecond=399 ) properties seen :1
FORMULA FireWire-PT-04-LTLCardinality-02 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 5 stabilizing places and 7 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(p0)))'
Support contains 2 out of 109 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 109/109 places, 300/300 transitions.
Applied a total of 0 rules in 7 ms. Remains 109 /109 variables (removed 0) and now considering 300/300 (removed 0) transitions.
[2025-06-02 06:49:39] [INFO ] Flow matrix only has 274 transitions (discarded 26 similar events)
[2025-06-02 06:49:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 06:49:40] [INFO ] Implicit Places using invariants in 312 ms returned []
[2025-06-02 06:49:40] [INFO ] Flow matrix only has 274 transitions (discarded 26 similar events)
[2025-06-02 06:49:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 06:49:40] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-02 06:49:40] [INFO ] Implicit Places using invariants and state equation in 494 ms returned [60]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 831 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 108/109 places, 300/300 transitions.
Applied a total of 0 rules in 6 ms. Remains 108 /108 variables (removed 0) and now considering 300/300 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 856 ms. Remains : 108/109 places, 300/300 transitions.
Stuttering acceptance computed with spot in 517 ms :[(NOT p0), (NOT p0), true, (NOT p0)]
Running random walk in product with property : FireWire-PT-04-LTLCardinality-01
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 3 ms.
FORMULA FireWire-PT-04-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FireWire-PT-04-LTLCardinality-01 finished in 1505 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0) U X((p1 U p2)))))'
Support contains 5 out of 109 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 109/109 places, 300/300 transitions.
Applied a total of 0 rules in 3 ms. Remains 109 /109 variables (removed 0) and now considering 300/300 (removed 0) transitions.
[2025-06-02 06:49:41] [INFO ] Flow matrix only has 274 transitions (discarded 26 similar events)
[2025-06-02 06:49:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 06:49:41] [INFO ] Implicit Places using invariants in 167 ms returned []
[2025-06-02 06:49:41] [INFO ] Flow matrix only has 274 transitions (discarded 26 similar events)
[2025-06-02 06:49:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 06:49:41] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-02 06:49:41] [INFO ] Implicit Places using invariants and state equation in 483 ms returned [60]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 656 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 108/109 places, 300/300 transitions.
Applied a total of 0 rules in 7 ms. Remains 108 /108 variables (removed 0) and now considering 300/300 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 667 ms. Remains : 108/109 places, 300/300 transitions.
Stuttering acceptance computed with spot in 320 ms :[(NOT p2), (NOT p2), (NOT p2), (NOT p2), true, (NOT p0)]
Running random walk in product with property : FireWire-PT-04-LTLCardinality-03
Product exploration explored 100000 steps with 33333 reset in 666 ms.
Product exploration explored 100000 steps with 33333 reset in 344 ms.
Computed a total of 5 stabilizing places and 7 stable transitions
Computed a total of 5 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND p0 p2 (NOT p1)), (X p0), (X (X (NOT (AND (NOT p2) p1)))), (X (X p2)), (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))))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X p0)), (X (X (NOT p1))), (X (X (NOT (AND (NOT p2) (NOT p1)))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 11 factoid took 31 ms. Reduced automaton from 6 states, 12 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA FireWire-PT-04-LTLCardinality-03 TRUE TECHNIQUES KNOWLEDGE
Treatment of property FireWire-PT-04-LTLCardinality-03 finished in 2084 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(G((p0 U p1)))&&F(p2))))'
Support contains 6 out of 109 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 109/109 places, 300/300 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 108 transition count 298
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 107 transition count 298
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 2 place count 107 transition count 297
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 4 place count 106 transition count 297
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -4
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 8 place count 104 transition count 301
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 2 with 4 rules applied. Total rules applied 12 place count 104 transition count 297
Applied a total of 12 rules in 65 ms. Remains 104 /109 variables (removed 5) and now considering 297/300 (removed 3) transitions.
[2025-06-02 06:49:43] [INFO ] Flow matrix only has 267 transitions (discarded 30 similar events)
// Phase 1: matrix 267 rows 104 cols
[2025-06-02 06:49:43] [INFO ] Computed 5 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 06:49:43] [INFO ] Implicit Places using invariants in 310 ms returned []
[2025-06-02 06:49:43] [INFO ] Flow matrix only has 267 transitions (discarded 30 similar events)
[2025-06-02 06:49:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 06:49:43] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-02 06:49:43] [INFO ] Implicit Places using invariants and state equation in 273 ms returned []
Implicit Place search using SMT with State Equation took 586 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 06:49:43] [INFO ] Redundant transitions in 18 ms returned []
Running 294 sub problems to find dead transitions.
[2025-06-02 06:49:43] [INFO ] Flow matrix only has 267 transitions (discarded 30 similar events)
[2025-06-02 06:49:43] [INFO ] Invariant cache hit.
[2025-06-02 06:49:43] [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) 0/103 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 294 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:49:46] [INFO ] Deduced a trap composed of 36 places in 121 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:49:46] [INFO ] Deduced a trap composed of 21 places in 112 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:49:46] [INFO ] Deduced a trap composed of 15 places in 102 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:49:47] [INFO ] Deduced a trap composed of 15 places in 57 ms of which 4 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/103 variables, 4/9 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/103 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 3 (OVERLAPS) 266/369 variables, 103/112 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/369 variables, 40/152 constraints. Problems are: Problem set: 0 solved, 294 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:49:56] [INFO ] Deduced a trap composed of 15 places in 153 ms of which 17 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/369 variables, 1/153 constraints. Problems are: Problem set: 0 solved, 294 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:49:57] [INFO ] Deduced a trap composed of 15 places in 128 ms of which 9 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/369 variables, 1/154 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/369 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 8 (OVERLAPS) 1/370 variables, 1/155 constraints. Problems are: Problem set: 0 solved, 294 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Stream closed")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 370/371 variables, and 155 constraints, problems are : Problem set: 0 solved, 294 unsolved in 30039 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 104/104 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 294/294 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 294 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/103 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/103 variables, 6/11 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/103 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 3 (OVERLAPS) 266/369 variables, 103/114 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/369 variables, 40/154 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/369 variables, 294/448 constraints. Problems are: Problem set: 0 solved, 294 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:50:23] [INFO ] Deduced a trap composed of 15 places in 43 ms of which 4 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/369 variables, 1/449 constraints. Problems are: Problem set: 0 solved, 294 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:50:30] [INFO ] Deduced a trap composed of 35 places in 68 ms of which 5 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/369 variables, 1/450 constraints. Problems are: Problem set: 0 solved, 294 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Stream closed")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 369/371 variables, and 450 constraints, problems are : Problem set: 0 solved, 294 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 103/104 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 294/294 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60416ms problems are : Problem set: 0 solved, 294 unsolved
Search for dead transitions found 0 dead transitions in 60421ms
Starting structural reductions in SI_LTL mode, iteration 1 : 104/109 places, 297/300 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61107 ms. Remains : 104/109 places, 297/300 transitions.
Stuttering acceptance computed with spot in 201 ms :[(OR (NOT p1) (NOT p2)), (NOT p1), (NOT p2), (NOT p1)]
Running random walk in product with property : FireWire-PT-04-LTLCardinality-06
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA FireWire-PT-04-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FireWire-PT-04-LTLCardinality-06 finished in 61358 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(X((X(p0) U ((!p1&&X(p0))||X(G(p0)))))))))'
Support contains 2 out of 109 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 109/109 places, 300/300 transitions.
Applied a total of 0 rules in 3 ms. Remains 109 /109 variables (removed 0) and now considering 300/300 (removed 0) transitions.
[2025-06-02 06:50:44] [INFO ] Flow matrix only has 274 transitions (discarded 26 similar events)
// Phase 1: matrix 274 rows 109 cols
[2025-06-02 06:50:44] [INFO ] Computed 5 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 06:50:44] [INFO ] Implicit Places using invariants in 99 ms returned []
[2025-06-02 06:50:44] [INFO ] Flow matrix only has 274 transitions (discarded 26 similar events)
[2025-06-02 06:50:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 06:50:44] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-02 06:50:45] [INFO ] Implicit Places using invariants and state equation in 393 ms returned [60]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 494 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 108/109 places, 300/300 transitions.
Applied a total of 0 rules in 3 ms. Remains 108 /108 variables (removed 0) and now considering 300/300 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 500 ms. Remains : 108/109 places, 300/300 transitions.
Stuttering acceptance computed with spot in 310 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
Running random walk in product with property : FireWire-PT-04-LTLCardinality-09
Product exploration explored 100000 steps with 14318 reset in 189 ms.
Product exploration explored 100000 steps with 14325 reset in 215 ms.
Computed a total of 5 stabilizing places and 7 stable transitions
Computed a total of 5 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND p0 p1)]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 135 ms. Reduced automaton from 7 states, 9 edges and 2 AP (stutter sensitive) to 7 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 335 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
RANDOM walk for 40000 steps (2212 resets) in 734 ms. (54 steps per ms) remains 1/4 properties
BEST_FIRST walk for 40004 steps (590 resets) in 259 ms. (153 steps per ms) remains 1/1 properties
[2025-06-02 06:50:46] [INFO ] Flow matrix only has 274 transitions (discarded 26 similar events)
// Phase 1: matrix 274 rows 108 cols
[2025-06-02 06:50:46] [INFO ] Computed 4 invariants in 3 ms
[2025-06-02 06:50:46] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 53/55 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 46/101 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/101 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 270/371 variables, 101/105 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/371 variables, 38/143 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/371 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/378 variables, 5/148 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/378 variables, 1/149 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/378 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 3/381 variables, 2/151 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/381 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 1/382 variables, 1/152 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/382 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/382 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 382/382 variables, and 152 constraints, problems are : Problem set: 0 solved, 1 unsolved in 260 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 108/108 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 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 53/55 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 46/101 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/101 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 270/371 variables, 101/105 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/371 variables, 38/143 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/371 variables, 1/144 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/371 variables, 0/144 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 7/378 variables, 5/149 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/378 variables, 1/150 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/378 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 3/381 variables, 2/152 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/381 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 1/382 variables, 1/153 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/382 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/382 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 382/382 variables, and 153 constraints, problems are : Problem set: 0 solved, 1 unsolved in 339 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 108/108 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 641ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 11 ms.
Support contains 2 out of 108 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 108/108 places, 300/300 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 108 transition count 296
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 5 place count 107 transition count 296
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 5 place count 107 transition count 295
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 7 place count 106 transition count 295
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -7
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 13 place count 103 transition count 302
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 19 place count 103 transition count 296
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 3 with 3 rules applied. Total rules applied 22 place count 103 transition count 293
Free-agglomeration rule (complex) applied 5 times.
Iterating global reduction 3 with 5 rules applied. Total rules applied 27 place count 103 transition count 293
Reduce places removed 5 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 35 place count 98 transition count 290
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 4 with 2 rules applied. Total rules applied 37 place count 98 transition count 288
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 38 place count 97 transition count 287
Applied a total of 38 rules in 77 ms. Remains 97 /108 variables (removed 11) and now considering 287/300 (removed 13) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 78 ms. Remains : 97/108 places, 287/300 transitions.
RANDOM walk for 40000 steps (2549 resets) in 216 ms. (184 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (623 resets) in 125 ms. (317 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 353 steps, run visited all 1 properties in 5 ms. (steps per millisecond=70 )
Probabilistic random walk after 353 steps, saw 272 distinct states, run finished after 5 ms. (steps per millisecond=70 ) properties seen :1
Knowledge obtained : [(AND p0 p1)]
False Knowledge obtained : [(F (NOT p1)), (F (NOT (OR p0 (NOT p1)))), (F (NOT p0)), (F (NOT (AND p0 p1)))]
Knowledge based reduction with 1 factoid took 263 ms. Reduced automaton from 7 states, 9 edges and 2 AP (stutter sensitive) to 7 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 330 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
Stuttering acceptance computed with spot in 331 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
Support contains 2 out of 108 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 108/108 places, 300/300 transitions.
Applied a total of 0 rules in 1 ms. Remains 108 /108 variables (removed 0) and now considering 300/300 (removed 0) transitions.
[2025-06-02 06:50:48] [INFO ] Flow matrix only has 274 transitions (discarded 26 similar events)
[2025-06-02 06:50:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 06:50:48] [INFO ] Implicit Places using invariants in 150 ms returned []
[2025-06-02 06:50:48] [INFO ] Flow matrix only has 274 transitions (discarded 26 similar events)
[2025-06-02 06:50:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 06:50:48] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-02 06:50:49] [INFO ] Implicit Places using invariants and state equation in 347 ms returned []
Implicit Place search using SMT with State Equation took 499 ms to find 0 implicit places.
Running 299 sub problems to find dead transitions.
[2025-06-02 06:50:49] [INFO ] Flow matrix only has 274 transitions (discarded 26 similar events)
[2025-06-02 06:50:49] [INFO ] Invariant cache hit.
[2025-06-02 06:50:49] [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, 0/0 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 1 (OVERLAPS) 1/108 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 299 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:50:52] [INFO ] Deduced a trap composed of 37 places in 131 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:50:52] [INFO ] Deduced a trap composed of 22 places in 156 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:50:53] [INFO ] Deduced a trap composed of 15 places in 130 ms of which 9 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/108 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 4 (OVERLAPS) 273/381 variables, 108/115 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/381 variables, 39/154 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/381 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 7 (OVERLAPS) 1/382 variables, 1/155 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/382 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 299 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Stream closed")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 382/382 variables, and 155 constraints, problems are : Problem set: 0 solved, 299 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 108/108 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 299/299 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 299 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/107 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 1 (OVERLAPS) 1/108 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/108 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 4 (OVERLAPS) 273/381 variables, 108/115 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/381 variables, 39/154 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/381 variables, 299/453 constraints. Problems are: Problem set: 0 solved, 299 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:51:27] [INFO ] Deduced a trap composed of 17 places in 41 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/381 variables, 1/454 constraints. Problems are: Problem set: 0 solved, 299 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:51:39] [INFO ] Deduced a trap composed of 17 places in 55 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/381 variables, 1/455 constraints. Problems are: Problem set: 0 solved, 299 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 381/382 variables, and 455 constraints, problems are : Problem set: 0 solved, 299 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 108/108 constraints, ReadFeed: 39/40 constraints, PredecessorRefiner: 299/299 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60219ms problems are : Problem set: 0 solved, 299 unsolved
Search for dead transitions found 0 dead transitions in 60222ms
Finished structural reductions in LTL mode , in 1 iterations and 60724 ms. Remains : 108/108 places, 300/300 transitions.
Computed a total of 5 stabilizing places and 7 stable transitions
Computed a total of 5 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND p0 p1)]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 99 ms. Reduced automaton from 7 states, 9 edges and 2 AP (stutter sensitive) to 7 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 236 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
RANDOM walk for 40000 steps (2171 resets) in 248 ms. (160 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (542 resets) in 136 ms. (291 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (585 resets) in 327 ms. (121 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (553 resets) in 128 ms. (310 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (419 resets) in 225 ms. (177 steps per ms) remains 1/4 properties
[2025-06-02 06:51:49] [INFO ] Flow matrix only has 274 transitions (discarded 26 similar events)
[2025-06-02 06:51:49] [INFO ] Invariant cache hit.
[2025-06-02 06:51:49] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 53/55 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 46/101 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/101 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 270/371 variables, 101/105 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/371 variables, 38/143 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/371 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/378 variables, 5/148 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/378 variables, 1/149 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/378 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 3/381 variables, 2/151 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/381 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 1/382 variables, 1/152 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/382 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/382 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 382/382 variables, and 152 constraints, problems are : Problem set: 0 solved, 1 unsolved in 295 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 108/108 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 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 53/55 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 46/101 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/101 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 270/371 variables, 101/105 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/371 variables, 38/143 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/371 variables, 1/144 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/371 variables, 0/144 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 7/378 variables, 5/149 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/378 variables, 1/150 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/378 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 3/381 variables, 2/152 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/381 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 1/382 variables, 1/153 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/382 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/382 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 382/382 variables, and 153 constraints, problems are : Problem set: 0 solved, 1 unsolved in 296 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 108/108 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 600ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 7 ms.
Support contains 2 out of 108 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 108/108 places, 300/300 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 108 transition count 296
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 5 place count 107 transition count 296
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 5 place count 107 transition count 295
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 7 place count 106 transition count 295
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -7
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 13 place count 103 transition count 302
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 19 place count 103 transition count 296
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 3 with 3 rules applied. Total rules applied 22 place count 103 transition count 293
Free-agglomeration rule (complex) applied 5 times.
Iterating global reduction 3 with 5 rules applied. Total rules applied 27 place count 103 transition count 293
Reduce places removed 5 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 35 place count 98 transition count 290
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 4 with 2 rules applied. Total rules applied 37 place count 98 transition count 288
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 38 place count 97 transition count 287
Applied a total of 38 rules in 72 ms. Remains 97 /108 variables (removed 11) and now considering 287/300 (removed 13) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 72 ms. Remains : 97/108 places, 287/300 transitions.
RANDOM walk for 40000 steps (2551 resets) in 285 ms. (139 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (620 resets) in 75 ms. (526 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 353 steps, run visited all 1 properties in 5 ms. (steps per millisecond=70 )
Probabilistic random walk after 353 steps, saw 272 distinct states, run finished after 5 ms. (steps per millisecond=70 ) properties seen :1
Knowledge obtained : [(AND p0 p1)]
False Knowledge obtained : [(F (NOT p1)), (F (NOT (OR p0 (NOT p1)))), (F (NOT p0)), (F (NOT (AND p0 p1)))]
Knowledge based reduction with 1 factoid took 227 ms. Reduced automaton from 7 states, 9 edges and 2 AP (stutter sensitive) to 7 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 301 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
Stuttering acceptance computed with spot in 327 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
Stuttering acceptance computed with spot in 317 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
Product exploration explored 100000 steps with 14321 reset in 124 ms.
Product exploration explored 100000 steps with 14364 reset in 575 ms.
Applying partial POR strategy [false, false, false, false, true, false, true]
Stuttering acceptance computed with spot in 231 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
Support contains 2 out of 108 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 108/108 places, 300/300 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 108 transition count 300
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 1 place count 108 transition count 300
Deduced a syphon composed of 2 places in 0 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 2 place count 108 transition count 300
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 3 place count 107 transition count 299
Deduced a syphon composed of 1 places in 0 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 107 transition count 299
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -13
Deduced a syphon composed of 4 places in 0 ms
Iterating global reduction 1 with 3 rules applied. Total rules applied 7 place count 107 transition count 312
Deduced a syphon composed of 4 places in 0 ms
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 13 place count 107 transition count 306
Deduced a syphon composed of 4 places in 0 ms
Applied a total of 13 rules in 28 ms. Remains 107 /108 variables (removed 1) and now considering 306/300 (removed -6) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 06:51:53] [INFO ] Redundant transitions in 5 ms returned []
Running 305 sub problems to find dead transitions.
[2025-06-02 06:51:53] [INFO ] Flow matrix only has 273 transitions (discarded 33 similar events)
// Phase 1: matrix 273 rows 107 cols
[2025-06-02 06:51:53] [INFO ] Computed 4 invariants in 2 ms
[2025-06-02 06:51:53] [INFO ] State equation strengthened by 43 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/106 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 305 unsolved
At refinement iteration 1 (OVERLAPS) 1/107 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 305 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:51:56] [INFO ] Deduced a trap composed of 42 places in 61 ms of which 4 ms to minimize.
Problem TDEAD3 is UNSAT
Problem TDEAD4 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:51:56] [INFO ] Deduced a trap composed of 23 places in 46 ms of which 3 ms to minimize.
Problem TDEAD18 is UNSAT
Problem TDEAD19 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:51:56] [INFO ] Deduced a trap composed of 23 places in 47 ms of which 3 ms to minimize.
Problem TDEAD30 is UNSAT
Problem TDEAD31 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:51:57] [INFO ] Deduced a trap composed of 37 places in 148 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:51:57] [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 06:51:57] [INFO ] Deduced a trap composed of 15 places in 115 ms of which 9 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/107 variables, 6/10 constraints. Problems are: Problem set: 6 solved, 299 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/107 variables, 0/10 constraints. Problems are: Problem set: 6 solved, 299 unsolved
Problem TDEAD278 is UNSAT
At refinement iteration 4 (OVERLAPS) 272/379 variables, 107/117 constraints. Problems are: Problem set: 7 solved, 298 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/379 variables, 42/159 constraints. Problems are: Problem set: 7 solved, 298 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/379 variables, 0/159 constraints. Problems are: Problem set: 7 solved, 298 unsolved
At refinement iteration 7 (OVERLAPS) 1/380 variables, 1/160 constraints. Problems are: Problem set: 7 solved, 298 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/380 variables, 0/160 constraints. Problems are: Problem set: 7 solved, 298 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 380/380 variables, and 160 constraints, problems are : Problem set: 7 solved, 298 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 107/107 constraints, ReadFeed: 43/43 constraints, PredecessorRefiner: 305/305 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 7 solved, 298 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/102 variables, 0/0 constraints. Problems are: Problem set: 7 solved, 298 unsolved
At refinement iteration 1 (OVERLAPS) 4/106 variables, 4/4 constraints. Problems are: Problem set: 7 solved, 298 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/106 variables, 6/10 constraints. Problems are: Problem set: 7 solved, 298 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/106 variables, 0/10 constraints. Problems are: Problem set: 7 solved, 298 unsolved
At refinement iteration 4 (OVERLAPS) 272/378 variables, 106/116 constraints. Problems are: Problem set: 7 solved, 298 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/378 variables, 42/158 constraints. Problems are: Problem set: 7 solved, 298 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/378 variables, 298/456 constraints. Problems are: Problem set: 7 solved, 298 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:52:31] [INFO ] Deduced a trap composed of 16 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:52:31] [INFO ] Deduced a trap composed of 16 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:52:33] [INFO ] Deduced a trap composed of 35 places in 66 ms of which 5 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/378 variables, 3/459 constraints. Problems are: Problem set: 7 solved, 298 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:52:44] [INFO ] Deduced a trap along path composed of 2 places in 27 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/378 variables, 1/460 constraints. Problems are: Problem set: 7 solved, 298 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 378/380 variables, and 460 constraints, problems are : Problem set: 7 solved, 298 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 106/107 constraints, ReadFeed: 42/43 constraints, PredecessorRefiner: 298/305 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 60173ms problems are : Problem set: 7 solved, 298 unsolved
Search for dead transitions found 7 dead transitions in 60176ms
Found 7 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 7 transitions
Dead transitions reduction (with SMT) removed 7 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 107/108 places, 299/300 transitions.
Graph (complete) has 570 edges and 107 vertex of which 103 are kept as prefixes of interest. Removing 4 places using SCC suffix rule.3 ms
Discarding 4 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 21 ms. Remains 103 /107 variables (removed 4) and now considering 299/299 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 103/108 places, 299/300 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 60244 ms. Remains : 103/108 places, 299/300 transitions.
Built C files in :
/tmp/ltsmin14887079746232419476
[2025-06-02 06:52:53] [INFO ] Built C files in 37ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin14887079746232419476
Running compilation step : cd /tmp/ltsmin14887079746232419476;'/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 1095 ms.
Running link step : cd /tmp/ltsmin14887079746232419476;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 57 ms.
Running LTSmin : cd /tmp/ltsmin14887079746232419476;'/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/stateBased17987510188404554242.hoa' '--buchi-type=spotba'
LTSmin run took 306 ms.
FORMULA FireWire-PT-04-LTLCardinality-09 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property FireWire-PT-04-LTLCardinality-09 finished in 130360 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&&F(p1)))||X((p2&&(F(p3) U p1)))))'
Support contains 6 out of 109 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 109/109 places, 300/300 transitions.
Applied a total of 0 rules in 3 ms. Remains 109 /109 variables (removed 0) and now considering 300/300 (removed 0) transitions.
[2025-06-02 06:52:54] [INFO ] Flow matrix only has 274 transitions (discarded 26 similar events)
// Phase 1: matrix 274 rows 109 cols
[2025-06-02 06:52:54] [INFO ] Computed 5 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 06:52:55] [INFO ] Implicit Places using invariants in 160 ms returned []
[2025-06-02 06:52:55] [INFO ] Flow matrix only has 274 transitions (discarded 26 similar events)
[2025-06-02 06:52:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 06:52:55] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-02 06:52:55] [INFO ] Implicit Places using invariants and state equation in 343 ms returned [60]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 505 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 108/109 places, 300/300 transitions.
Applied a total of 0 rules in 2 ms. Remains 108 /108 variables (removed 0) and now considering 300/300 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 511 ms. Remains : 108/109 places, 300/300 transitions.
Stuttering acceptance computed with spot in 318 ms :[(OR (NOT p1) (AND (NOT p0) (NOT p2))), (OR (NOT p1) (AND (NOT p0) (NOT p2))), (NOT p1), (OR (NOT p0) (NOT p1)), (OR (AND (NOT p0) (NOT p3)) (AND (NOT p1) (NOT p3))), (NOT p1), (AND (NOT p1) (NOT p3))]
Running random walk in product with property : FireWire-PT-04-LTLCardinality-10
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA FireWire-PT-04-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FireWire-PT-04-LTLCardinality-10 finished in 854 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0) U X((X(p2)&&p1)))))'
Support contains 6 out of 109 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 109/109 places, 300/300 transitions.
Applied a total of 0 rules in 1 ms. Remains 109 /109 variables (removed 0) and now considering 300/300 (removed 0) transitions.
[2025-06-02 06:52:55] [INFO ] Flow matrix only has 274 transitions (discarded 26 similar events)
[2025-06-02 06:52:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 06:52:55] [INFO ] Implicit Places using invariants in 88 ms returned []
[2025-06-02 06:52:55] [INFO ] Flow matrix only has 274 transitions (discarded 26 similar events)
[2025-06-02 06:52:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 06:52:56] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-02 06:52:56] [INFO ] Implicit Places using invariants and state equation in 276 ms returned []
Implicit Place search using SMT with State Equation took 367 ms to find 0 implicit places.
Running 299 sub problems to find dead transitions.
[2025-06-02 06:52:56] [INFO ] Flow matrix only has 274 transitions (discarded 26 similar events)
[2025-06-02 06:52:56] [INFO ] Invariant cache hit.
[2025-06-02 06:52:56] [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) 0/108 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 1 (OVERLAPS) 1/109 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 299 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:52:59] [INFO ] Deduced a trap composed of 37 places in 181 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:52:59] [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 06:52:59] [INFO ] Deduced a trap composed of 15 places in 113 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:53:00] [INFO ] Deduced a trap composed of 17 places in 37 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/109 variables, 4/9 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/109 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 4 (OVERLAPS) 273/382 variables, 109/118 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/382 variables, 39/157 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/382 variables, 0/157 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 7 (OVERLAPS) 1/383 variables, 1/158 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/383 variables, 0/158 constraints. Problems are: Problem set: 0 solved, 299 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Stream closed")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 383/383 variables, and 158 constraints, problems are : Problem set: 0 solved, 299 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 109/109 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 299/299 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 299 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/108 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 1 (OVERLAPS) 1/109 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/109 variables, 4/9 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/109 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 4 (OVERLAPS) 273/382 variables, 109/118 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/382 variables, 39/157 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/382 variables, 299/456 constraints. Problems are: Problem set: 0 solved, 299 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:53:35] [INFO ] Deduced a trap composed of 17 places in 49 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:53:36] [INFO ] Deduced a trap composed of 36 places in 58 ms of which 6 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/382 variables, 2/458 constraints. Problems are: Problem set: 0 solved, 299 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:53:51] [INFO ] Deduced a trap along path composed of 2 places in 22 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:53:51] [INFO ] Deduced a trap along path composed of 2 places in 21 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 382/383 variables, and 460 constraints, problems are : Problem set: 0 solved, 299 unsolved in 30014 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 109/109 constraints, ReadFeed: 39/40 constraints, PredecessorRefiner: 299/299 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 60184ms problems are : Problem set: 0 solved, 299 unsolved
Search for dead transitions found 0 dead transitions in 60186ms
Finished structural reductions in LTL mode , in 1 iterations and 60555 ms. Remains : 109/109 places, 300/300 transitions.
Stuttering acceptance computed with spot in 361 ms :[(OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), true, (NOT p2), (NOT p2), (NOT p0)]
Running random walk in product with property : FireWire-PT-04-LTLCardinality-11
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA FireWire-PT-04-LTLCardinality-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FireWire-PT-04-LTLCardinality-11 finished in 60943 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1 out of 109 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 109/109 places, 300/300 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 108 transition count 298
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 107 transition count 298
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 2 place count 107 transition count 297
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 4 place count 106 transition count 297
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -7
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 10 place count 103 transition count 304
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 2 with 6 rules applied. Total rules applied 16 place count 103 transition count 298
Applied a total of 16 rules in 32 ms. Remains 103 /109 variables (removed 6) and now considering 298/300 (removed 2) transitions.
[2025-06-02 06:53:56] [INFO ] Flow matrix only has 265 transitions (discarded 33 similar events)
// Phase 1: matrix 265 rows 103 cols
[2025-06-02 06:53:56] [INFO ] Computed 5 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 06:53:56] [INFO ] Implicit Places using invariants in 179 ms returned []
[2025-06-02 06:53:56] [INFO ] Flow matrix only has 265 transitions (discarded 33 similar events)
[2025-06-02 06:53:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 06:53:57] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-02 06:53:57] [INFO ] Implicit Places using invariants and state equation in 313 ms returned [57]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 494 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 102/109 places, 298/300 transitions.
Applied a total of 0 rules in 8 ms. Remains 102 /102 variables (removed 0) and now considering 298/298 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 536 ms. Remains : 102/109 places, 298/300 transitions.
Stuttering acceptance computed with spot in 76 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : FireWire-PT-04-LTLCardinality-13
Product exploration explored 100000 steps with 1 reset in 80 ms.
Product exploration explored 100000 steps with 0 reset in 101 ms.
Computed a total of 2 stabilizing places and 5 stable transitions
Computed a total of 2 stabilizing places and 5 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 80 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 74 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 37604 steps (2414 resets) in 86 ms. (432 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 102 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 74 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 78 ms :[(NOT p0), (NOT p0)]
Support contains 1 out of 102 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 102/102 places, 298/298 transitions.
Applied a total of 0 rules in 8 ms. Remains 102 /102 variables (removed 0) and now considering 298/298 (removed 0) transitions.
[2025-06-02 06:53:58] [INFO ] Flow matrix only has 265 transitions (discarded 33 similar events)
// Phase 1: matrix 265 rows 102 cols
[2025-06-02 06:53:58] [INFO ] Computed 4 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 06:53:58] [INFO ] Implicit Places using invariants in 130 ms returned []
[2025-06-02 06:53:58] [INFO ] Flow matrix only has 265 transitions (discarded 33 similar events)
[2025-06-02 06:53:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 06:53:58] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-02 06:53:58] [INFO ] Implicit Places using invariants and state equation in 375 ms returned []
Implicit Place search using SMT with State Equation took 508 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 06:53:58] [INFO ] Redundant transitions in 8 ms returned []
Running 295 sub problems to find dead transitions.
[2025-06-02 06:53:58] [INFO ] Flow matrix only has 265 transitions (discarded 33 similar events)
[2025-06-02 06:53:58] [INFO ] Invariant cache hit.
[2025-06-02 06:53:58] [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) 0/101 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 295 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:54:00] [INFO ] Deduced a trap composed of 36 places in 199 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:54:00] [INFO ] Deduced a trap composed of 21 places in 182 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:54:00] [INFO ] Deduced a trap composed of 15 places in 167 ms of which 7 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/101 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 295 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/101 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 295 unsolved
At refinement iteration 3 (OVERLAPS) 264/365 variables, 101/108 constraints. Problems are: Problem set: 0 solved, 295 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/365 variables, 40/148 constraints. Problems are: Problem set: 0 solved, 295 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:54:07] [INFO ] Deduced a trap composed of 15 places in 104 ms of which 5 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/365 variables, 1/149 constraints. Problems are: Problem set: 0 solved, 295 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/365 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 295 unsolved
At refinement iteration 7 (OVERLAPS) 1/366 variables, 1/150 constraints. Problems are: Problem set: 0 solved, 295 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/366 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 295 unsolved
At refinement iteration 9 (OVERLAPS) 0/366 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 295 unsolved
No progress, stopping.
After SMT solving in domain Real declared 366/367 variables, and 150 constraints, problems are : Problem set: 0 solved, 295 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 102/102 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 295/295 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 295 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/101 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 295 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/101 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 295 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/101 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 295 unsolved
At refinement iteration 3 (OVERLAPS) 264/365 variables, 101/109 constraints. Problems are: Problem set: 0 solved, 295 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/365 variables, 40/149 constraints. Problems are: Problem set: 0 solved, 295 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/365 variables, 295/444 constraints. Problems are: Problem set: 0 solved, 295 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:54:36] [INFO ] Deduced a trap composed of 34 places in 89 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:54:36] [INFO ] Deduced a trap composed of 15 places in 50 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:54:37] [INFO ] Deduced a trap composed of 15 places in 50 ms of which 4 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/365 variables, 3/447 constraints. Problems are: Problem set: 0 solved, 295 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:54:47] [INFO ] Deduced a trap along path composed of 2 places in 24 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:54:47] [INFO ] Deduced a trap along path composed of 2 places in 22 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:54:47] [INFO ] Deduced a trap along path composed of 2 places in 20 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/365 variables, 3/450 constraints. Problems are: Problem set: 0 solved, 295 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 365/367 variables, and 450 constraints, problems are : Problem set: 0 solved, 295 unsolved in 30014 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 101/102 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 295/295 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 3/3 constraints]
After SMT, in 60199ms problems are : Problem set: 0 solved, 295 unsolved
Search for dead transitions found 0 dead transitions in 60201ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 60736 ms. Remains : 102/102 places, 298/298 transitions.
Computed a total of 2 stabilizing places and 5 stable transitions
Computed a total of 2 stabilizing places and 5 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 76 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 68 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 40000 steps (2529 resets) in 86 ms. (459 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (666 resets) in 54 ms. (727 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 102986 steps, run visited all 1 properties in 187 ms. (steps per millisecond=550 )
Probabilistic random walk after 102986 steps, saw 19917 distinct states, run finished after 187 ms. (steps per millisecond=550 ) properties seen :1
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 130 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 85 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 86 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 87 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 66 ms.
Product exploration explored 100000 steps with 4 reset in 98 ms.
Built C files in :
/tmp/ltsmin9507225608814576010
[2025-06-02 06:54:59] [INFO ] Computing symmetric may disable matrix : 298 transitions.
[2025-06-02 06:54:59] [INFO ] Computation of Complete disable matrix. took 5 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-02 06:54:59] [INFO ] Computing symmetric may enable matrix : 298 transitions.
[2025-06-02 06:54:59] [INFO ] Computation of Complete enable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-02 06:54:59] [INFO ] Computing Do-Not-Accords matrix : 298 transitions.
[2025-06-02 06:54:59] [INFO ] Computation of Completed DNA matrix. took 10 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-02 06:54:59] [INFO ] Built C files in 63ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin9507225608814576010
Running compilation step : cd /tmp/ltsmin9507225608814576010;'/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 951 ms.
Running link step : cd /tmp/ltsmin9507225608814576010;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 40 ms.
Running LTSmin : cd /tmp/ltsmin9507225608814576010;'/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/stateBased5262901309643737801.hoa' '--buchi-type=spotba'
LTSmin run took 769 ms.
FORMULA FireWire-PT-04-LTLCardinality-13 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property FireWire-PT-04-LTLCardinality-13 finished in 64813 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Support contains 2 out of 109 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 109/109 places, 300/300 transitions.
Applied a total of 0 rules in 2 ms. Remains 109 /109 variables (removed 0) and now considering 300/300 (removed 0) transitions.
[2025-06-02 06:55:01] [INFO ] Flow matrix only has 274 transitions (discarded 26 similar events)
// Phase 1: matrix 274 rows 109 cols
[2025-06-02 06:55:01] [INFO ] Computed 5 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 06:55:01] [INFO ] Implicit Places using invariants in 132 ms returned []
[2025-06-02 06:55:01] [INFO ] Flow matrix only has 274 transitions (discarded 26 similar events)
[2025-06-02 06:55:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 06:55:01] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-02 06:55:02] [INFO ] Implicit Places using invariants and state equation in 327 ms returned [60]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 462 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 108/109 places, 300/300 transitions.
Applied a total of 0 rules in 1 ms. Remains 108 /108 variables (removed 0) and now considering 300/300 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 465 ms. Remains : 108/109 places, 300/300 transitions.
Stuttering acceptance computed with spot in 130 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : FireWire-PT-04-LTLCardinality-14
Product exploration explored 100000 steps with 1 reset in 94 ms.
Product exploration explored 100000 steps with 0 reset in 118 ms.
Computed a total of 5 stabilizing places and 7 stable transitions
Computed a total of 5 stabilizing places and 7 stable transitions
Knowledge obtained : [p0, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 72 ms. Reduced automaton from 4 states, 5 edges and 1 AP (stutter sensitive) to 4 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 113 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 40000 steps (2262 resets) in 110 ms. (360 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (618 resets) in 76 ms. (519 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 2075 steps, run visited all 1 properties in 11 ms. (steps per millisecond=188 )
Probabilistic random walk after 2075 steps, saw 1147 distinct states, run finished after 11 ms. (steps per millisecond=188 ) properties seen :1
Knowledge obtained : [p0, (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 2 factoid took 120 ms. Reduced automaton from 4 states, 5 edges and 1 AP (stutter sensitive) to 4 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 157 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 146 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Support contains 2 out of 108 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 108/108 places, 300/300 transitions.
Applied a total of 0 rules in 0 ms. Remains 108 /108 variables (removed 0) and now considering 300/300 (removed 0) transitions.
[2025-06-02 06:55:03] [INFO ] Flow matrix only has 274 transitions (discarded 26 similar events)
// Phase 1: matrix 274 rows 108 cols
[2025-06-02 06:55:03] [INFO ] Computed 4 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 06:55:03] [INFO ] Implicit Places using invariants in 137 ms returned []
[2025-06-02 06:55:03] [INFO ] Flow matrix only has 274 transitions (discarded 26 similar events)
[2025-06-02 06:55:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 06:55:03] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-02 06:55:03] [INFO ] Implicit Places using invariants and state equation in 285 ms returned []
Implicit Place search using SMT with State Equation took 425 ms to find 0 implicit places.
Running 299 sub problems to find dead transitions.
[2025-06-02 06:55:03] [INFO ] Flow matrix only has 274 transitions (discarded 26 similar events)
[2025-06-02 06:55:03] [INFO ] Invariant cache hit.
[2025-06-02 06:55:03] [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, 0/0 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 1 (OVERLAPS) 1/108 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 299 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:55:07] [INFO ] Deduced a trap composed of 37 places in 187 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:55:07] [INFO ] Deduced a trap composed of 22 places in 191 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:55:07] [INFO ] Deduced a trap composed of 15 places in 175 ms of which 10 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/108 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 4 (OVERLAPS) 273/381 variables, 108/115 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/381 variables, 39/154 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/381 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 7 (OVERLAPS) 1/382 variables, 1/155 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/382 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 9 (OVERLAPS) 0/382 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 299 unsolved
No progress, stopping.
After SMT solving in domain Real declared 382/382 variables, and 155 constraints, problems are : Problem set: 0 solved, 299 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 108/108 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 299/299 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 299 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/107 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 1 (OVERLAPS) 1/108 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/108 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 4 (OVERLAPS) 273/381 variables, 108/115 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/381 variables, 39/154 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/381 variables, 299/453 constraints. Problems are: Problem set: 0 solved, 299 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:55:43] [INFO ] Deduced a trap composed of 17 places in 36 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/381 variables, 1/454 constraints. Problems are: Problem set: 0 solved, 299 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:55:55] [INFO ] Deduced a trap composed of 17 places in 57 ms of which 5 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/381 variables, 1/455 constraints. Problems are: Problem set: 0 solved, 299 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 381/382 variables, and 455 constraints, problems are : Problem set: 0 solved, 299 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 108/108 constraints, ReadFeed: 39/40 constraints, PredecessorRefiner: 299/299 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60179ms problems are : Problem set: 0 solved, 299 unsolved
Search for dead transitions found 0 dead transitions in 60181ms
Finished structural reductions in LTL mode , in 1 iterations and 60609 ms. Remains : 108/108 places, 300/300 transitions.
Computed a total of 5 stabilizing places and 7 stable transitions
Computed a total of 5 stabilizing places and 7 stable transitions
Knowledge obtained : [p0, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 80 ms. Reduced automaton from 4 states, 5 edges and 1 AP (stutter sensitive) to 4 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 123 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 40000 steps (2191 resets) in 130 ms. (305 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (584 resets) in 35 ms. (1111 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 2075 steps, run visited all 1 properties in 16 ms. (steps per millisecond=129 )
Probabilistic random walk after 2075 steps, saw 1147 distinct states, run finished after 17 ms. (steps per millisecond=122 ) properties seen :1
Knowledge obtained : [p0, (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 2 factoid took 118 ms. Reduced automaton from 4 states, 5 edges and 1 AP (stutter sensitive) to 4 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 145 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 126 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 143 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 92 ms.
Product exploration explored 100000 steps with 0 reset in 114 ms.
Applying partial POR strategy [true, true, false, false]
Stuttering acceptance computed with spot in 156 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Support contains 2 out of 108 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 108/108 places, 300/300 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 108 transition count 300
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 1 place count 108 transition count 300
Deduced a syphon composed of 2 places in 0 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 2 place count 108 transition count 300
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 3 place count 107 transition count 299
Deduced a syphon composed of 1 places in 1 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 107 transition count 299
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -13
Deduced a syphon composed of 4 places in 0 ms
Iterating global reduction 1 with 3 rules applied. Total rules applied 7 place count 107 transition count 312
Deduced a syphon composed of 4 places in 0 ms
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 13 place count 107 transition count 306
Deduced a syphon composed of 4 places in 0 ms
Applied a total of 13 rules in 32 ms. Remains 107 /108 variables (removed 1) and now considering 306/300 (removed -6) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 06:56:05] [INFO ] Redundant transitions in 4 ms returned []
Running 305 sub problems to find dead transitions.
[2025-06-02 06:56:05] [INFO ] Flow matrix only has 273 transitions (discarded 33 similar events)
// Phase 1: matrix 273 rows 107 cols
[2025-06-02 06:56:05] [INFO ] Computed 4 invariants in 10 ms
[2025-06-02 06:56:05] [INFO ] State equation strengthened by 43 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/106 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 305 unsolved
At refinement iteration 1 (OVERLAPS) 1/107 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 305 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:56:09] [INFO ] Deduced a trap composed of 42 places in 75 ms of which 5 ms to minimize.
Problem TDEAD3 is UNSAT
Problem TDEAD4 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:56:09] [INFO ] Deduced a trap composed of 23 places in 55 ms of which 4 ms to minimize.
Problem TDEAD18 is UNSAT
Problem TDEAD19 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:56:09] [INFO ] Deduced a trap composed of 23 places in 59 ms of which 4 ms to minimize.
Problem TDEAD30 is UNSAT
Problem TDEAD31 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:56:09] [INFO ] Deduced a trap composed of 37 places in 183 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:56:10] [INFO ] Deduced a trap composed of 22 places in 186 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:56:10] [INFO ] Deduced a trap composed of 15 places in 166 ms of which 11 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/107 variables, 6/10 constraints. Problems are: Problem set: 6 solved, 299 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/107 variables, 0/10 constraints. Problems are: Problem set: 6 solved, 299 unsolved
Problem TDEAD278 is UNSAT
At refinement iteration 4 (OVERLAPS) 272/379 variables, 107/117 constraints. Problems are: Problem set: 7 solved, 298 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/379 variables, 42/159 constraints. Problems are: Problem set: 7 solved, 298 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/379 variables, 0/159 constraints. Problems are: Problem set: 7 solved, 298 unsolved
At refinement iteration 7 (OVERLAPS) 1/380 variables, 1/160 constraints. Problems are: Problem set: 7 solved, 298 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/380 variables, 0/160 constraints. Problems are: Problem set: 7 solved, 298 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 380/380 variables, and 160 constraints, problems are : Problem set: 7 solved, 298 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 107/107 constraints, ReadFeed: 43/43 constraints, PredecessorRefiner: 305/305 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 7 solved, 298 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/102 variables, 0/0 constraints. Problems are: Problem set: 7 solved, 298 unsolved
At refinement iteration 1 (OVERLAPS) 4/106 variables, 4/4 constraints. Problems are: Problem set: 7 solved, 298 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/106 variables, 6/10 constraints. Problems are: Problem set: 7 solved, 298 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/106 variables, 0/10 constraints. Problems are: Problem set: 7 solved, 298 unsolved
At refinement iteration 4 (OVERLAPS) 272/378 variables, 106/116 constraints. Problems are: Problem set: 7 solved, 298 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/378 variables, 42/158 constraints. Problems are: Problem set: 7 solved, 298 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/378 variables, 298/456 constraints. Problems are: Problem set: 7 solved, 298 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:56:45] [INFO ] Deduced a trap composed of 16 places in 62 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:56:45] [INFO ] Deduced a trap composed of 16 places in 57 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:56:47] [INFO ] Deduced a trap composed of 35 places in 78 ms of which 7 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/378 variables, 3/459 constraints. Problems are: Problem set: 7 solved, 298 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:57:00] [INFO ] Deduced a trap along path composed of 2 places in 26 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 378/380 variables, and 460 constraints, problems are : Problem set: 7 solved, 298 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 106/107 constraints, ReadFeed: 42/43 constraints, PredecessorRefiner: 298/305 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 60216ms problems are : Problem set: 7 solved, 298 unsolved
Search for dead transitions found 7 dead transitions in 60218ms
Found 7 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 7 transitions
Dead transitions reduction (with SMT) removed 7 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 107/108 places, 299/300 transitions.
Graph (complete) has 570 edges and 107 vertex of which 103 are kept as prefixes of interest. Removing 4 places using SCC suffix rule.1 ms
Discarding 4 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 10 ms. Remains 103 /107 variables (removed 4) and now considering 299/299 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 103/108 places, 299/300 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 60275 ms. Remains : 103/108 places, 299/300 transitions.
Built C files in :
/tmp/ltsmin11052701569640508372
[2025-06-02 06:57:05] [INFO ] Built C files in 9ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin11052701569640508372
Running compilation step : cd /tmp/ltsmin11052701569640508372;'/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 1007 ms.
Running link step : cd /tmp/ltsmin11052701569640508372;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 63 ms.
Running LTSmin : cd /tmp/ltsmin11052701569640508372;'/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/stateBased11272934347323874214.hoa' '--buchi-type=spotba'
LTSmin run took 12199 ms.
FORMULA FireWire-PT-04-LTLCardinality-14 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property FireWire-PT-04-LTLCardinality-14 finished in 137162 ms.
All properties solved by simple procedures.
Total runtime 468593 ms.
BK_STOP 1748847438814
--------------------
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-04"
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-04, 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-174860102200267"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/FireWire-PT-04.tgz
mv FireWire-PT-04 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 ;