Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r002-tall-174853729300475.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
...................................................................................
=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is AutoFlight-PT-03a, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r002-tall-174853729300475
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 452K
-rw-r--r-- 1 mcc users 6.3K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 66K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 54K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.5K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K 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 8.9K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 94K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.4K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 74K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K 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 4 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 23K 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 AutoFlight-PT-03a-LTLCardinality-00
FORMULA_NAME AutoFlight-PT-03a-LTLCardinality-01
FORMULA_NAME AutoFlight-PT-03a-LTLCardinality-02
FORMULA_NAME AutoFlight-PT-03a-LTLCardinality-03
FORMULA_NAME AutoFlight-PT-03a-LTLCardinality-04
FORMULA_NAME AutoFlight-PT-03a-LTLCardinality-05
FORMULA_NAME AutoFlight-PT-03a-LTLCardinality-06
FORMULA_NAME AutoFlight-PT-03a-LTLCardinality-07
FORMULA_NAME AutoFlight-PT-03a-LTLCardinality-08
FORMULA_NAME AutoFlight-PT-03a-LTLCardinality-09
FORMULA_NAME AutoFlight-PT-03a-LTLCardinality-10
FORMULA_NAME AutoFlight-PT-03a-LTLCardinality-11
FORMULA_NAME AutoFlight-PT-03a-LTLCardinality-12
FORMULA_NAME AutoFlight-PT-03a-LTLCardinality-13
FORMULA_NAME AutoFlight-PT-03a-LTLCardinality-14
FORMULA_NAME AutoFlight-PT-03a-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1748623135978

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=AutoFlight-PT-03a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202505121319
[2025-05-30 16:38:57] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-05-30 16:38:57] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 16:38:57] [INFO ] Load time of PNML (sax parser for PT used): 51 ms
[2025-05-30 16:38:57] [INFO ] Transformed 82 places.
[2025-05-30 16:38:57] [INFO ] Transformed 80 transitions.
[2025-05-30 16:38:57] [INFO ] Found NUPN structural information;
[2025-05-30 16:38:57] [INFO ] Parsed PT model containing 82 places and 80 transitions and 260 arcs in 160 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 16 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
Ensure Unique test removed 15 transitions
Reduce redundant transitions removed 15 transitions.
FORMULA AutoFlight-PT-03a-LTLCardinality-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutoFlight-PT-03a-LTLCardinality-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutoFlight-PT-03a-LTLCardinality-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutoFlight-PT-03a-LTLCardinality-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutoFlight-PT-03a-LTLCardinality-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutoFlight-PT-03a-LTLCardinality-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutoFlight-PT-03a-LTLCardinality-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutoFlight-PT-03a-LTLCardinality-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 21 out of 82 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 82/82 places, 65/65 transitions.
Applied a total of 0 rules in 9 ms. Remains 82 /82 variables (removed 0) and now considering 65/65 (removed 0) transitions.
// Phase 1: matrix 65 rows 82 cols
[2025-05-30 16:38:57] [INFO ] Computed 22 invariants in 13 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 16:38:57] [INFO ] Implicit Places using invariants in 281 ms returned [7, 14, 21, 27, 30, 47, 61, 67, 73, 79, 81]
Discarding 11 places :
Implicit Place search using SMT only with invariants took 313 ms to find 11 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 71/82 places, 65/65 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 69 transition count 63
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 69 transition count 63
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 68 transition count 62
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 68 transition count 62
Applied a total of 6 rules in 8 ms. Remains 68 /71 variables (removed 3) and now considering 62/65 (removed 3) transitions.
// Phase 1: matrix 62 rows 68 cols
[2025-05-30 16:38:57] [INFO ] Computed 11 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 16:38:57] [INFO ] Implicit Places using invariants in 42 ms returned []
[2025-05-30 16:38:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 16:38:57] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-30 16:38:57] [INFO ] Implicit Places using invariants and state equation in 68 ms returned []
Implicit Place search using SMT with State Equation took 111 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 68/82 places, 62/65 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 457 ms. Remains : 68/82 places, 62/65 transitions.
Support contains 21 out of 68 places after structural reductions.
[2025-05-30 16:38:58] [INFO ] Flatten gal took : 20 ms
[2025-05-30 16:38:58] [INFO ] Flatten gal took : 8 ms
[2025-05-30 16:38:58] [INFO ] Input system was already deterministic with 62 transitions.
RANDOM walk for 40000 steps (1513 resets) in 959 ms. (41 steps per ms) remains 2/14 properties
BEST_FIRST walk for 40003 steps (342 resets) in 248 ms. (160 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (337 resets) in 180 ms. (221 steps per ms) remains 1/2 properties
[2025-05-30 16:38:58] [INFO ] Invariant cache hit.
[2025-05-30 16:38:58] [INFO ] State equation strengthened by 1 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) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 42/44 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 24/68 variables, 9/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 62/130 variables, 68/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 1/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/130 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 130/130 variables, and 80 constraints, problems are : Problem set: 0 solved, 1 unsolved in 189 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 68/68 constraints, ReadFeed: 1/1 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
Problem AtomicPropp6 is UNSAT
After SMT solving in domain Int declared 44/130 variables, and 2 constraints, problems are : Problem set: 1 solved, 0 unsolved in 33 ms.
Refiners :[Positive P Invariants (semi-flows): 2/11 constraints, State Equation: 0/68 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 238ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 1 atomic propositions for a total of 8 simplifications.
Computed a total of 2 stabilizing places and 1 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(X(X(G(p0))))||(p1&&F(p2)))))'
Support contains 6 out of 68 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 68/68 places, 62/62 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 66 transition count 60
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 66 transition count 60
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 65 transition count 59
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 65 transition count 59
Applied a total of 6 rules in 9 ms. Remains 65 /68 variables (removed 3) and now considering 59/62 (removed 3) transitions.
// Phase 1: matrix 59 rows 65 cols
[2025-05-30 16:38:59] [INFO ] Computed 11 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 16:38:59] [INFO ] Implicit Places using invariants in 101 ms returned [21]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 117 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 64/68 places, 59/62 transitions.
Applied a total of 0 rules in 1 ms. Remains 64 /64 variables (removed 0) and now considering 59/59 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 127 ms. Remains : 64/68 places, 59/62 transitions.
Stuttering acceptance computed with spot in 540 ms :[true, (NOT p2), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (NOT p0), (AND (NOT p2) (NOT p0)), (NOT p0), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (NOT p0), (AND (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0))]
Running random walk in product with property : AutoFlight-PT-03a-LTLCardinality-00
Entered a terminal (fully accepting) state of product in 180 steps with 8 reset in 7 ms.
FORMULA AutoFlight-PT-03a-LTLCardinality-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-03a-LTLCardinality-00 finished in 748 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 2 out of 68 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 68/68 places, 62/62 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 15 transitions
Trivial Post-agglo rules discarded 15 transitions
Performed 15 trivial Post agglomeration. Transition count delta: 15
Iterating post reduction 0 with 15 rules applied. Total rules applied 15 place count 68 transition count 47
Reduce places removed 15 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 17 rules applied. Total rules applied 32 place count 53 transition count 45
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 34 place count 51 transition count 45
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 4 Pre rules applied. Total rules applied 34 place count 51 transition count 41
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 42 place count 47 transition count 41
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 44 place count 45 transition count 39
Iterating global reduction 3 with 2 rules applied. Total rules applied 46 place count 45 transition count 39
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 3 with 16 rules applied. Total rules applied 62 place count 37 transition count 31
Applied a total of 62 rules in 23 ms. Remains 37 /68 variables (removed 31) and now considering 31/62 (removed 31) transitions.
// Phase 1: matrix 31 rows 37 cols
[2025-05-30 16:38:59] [INFO ] Computed 11 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 16:38:59] [INFO ] Implicit Places using invariants in 37 ms returned [13, 14, 15, 16]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 40 ms to find 4 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 33/68 places, 31/62 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 33 transition count 30
Reduce places removed 1 places and 0 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 1 with 4 rules applied. Total rules applied 5 place count 32 transition count 27
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 8 place count 29 transition count 27
Applied a total of 8 rules in 12 ms. Remains 29 /33 variables (removed 4) and now considering 27/31 (removed 4) transitions.
// Phase 1: matrix 27 rows 29 cols
[2025-05-30 16:38:59] [INFO ] Computed 7 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 16:38:59] [INFO ] Implicit Places using invariants in 33 ms returned []
[2025-05-30 16:38:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 16:38:59] [INFO ] State equation strengthened by 6 read => feed constraints.
[2025-05-30 16:38:59] [INFO ] Implicit Places using invariants and state equation in 52 ms returned []
Implicit Place search using SMT with State Equation took 87 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 29/68 places, 27/62 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 162 ms. Remains : 29/68 places, 27/62 transitions.
Stuttering acceptance computed with spot in 62 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : AutoFlight-PT-03a-LTLCardinality-02
Stuttering criterion allowed to conclude after 12 steps with 0 reset in 0 ms.
FORMULA AutoFlight-PT-03a-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-03a-LTLCardinality-02 finished in 236 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 68 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 68/68 places, 62/62 transitions.
Reduce places removed 1 places and 1 transitions.
Reduce places removed 1 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 0 with 17 rules applied. Total rules applied 17 place count 66 transition count 45
Reduce places removed 16 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 17 rules applied. Total rules applied 34 place count 50 transition count 44
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 35 place count 49 transition count 44
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 4 Pre rules applied. Total rules applied 35 place count 49 transition count 40
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 3 with 11 rules applied. Total rules applied 46 place count 42 transition count 40
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 3 with 2 rules applied. Total rules applied 48 place count 42 transition count 38
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 50 place count 40 transition count 38
Discarding 2 places :
Symmetric choice reduction at 5 with 2 rule applications. Total rules 52 place count 38 transition count 36
Iterating global reduction 5 with 2 rules applied. Total rules applied 54 place count 38 transition count 36
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 9
Deduced a syphon composed of 9 places in 1 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 5 with 18 rules applied. Total rules applied 72 place count 29 transition count 27
Applied a total of 72 rules in 24 ms. Remains 29 /68 variables (removed 39) and now considering 27/62 (removed 35) transitions.
// Phase 1: matrix 27 rows 29 cols
[2025-05-30 16:39:00] [INFO ] Computed 7 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 16:39:00] [INFO ] Implicit Places using invariants in 53 ms returned []
[2025-05-30 16:39:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 16:39:00] [INFO ] Implicit Places using invariants and state equation in 46 ms returned []
Implicit Place search using SMT with State Equation took 102 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 16:39:00] [INFO ] Redundant transitions in 0 ms returned []
Running 16 sub problems to find dead transitions.
[2025-05-30 16:39:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/28 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (OVERLAPS) 1/29 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/29 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (OVERLAPS) 27/56 variables, 29/36 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/56 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (OVERLAPS) 0/56 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Real declared 56/56 variables, and 36 constraints, problems are : Problem set: 0 solved, 16 unsolved in 456 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 29/29 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/28 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (OVERLAPS) 1/29 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/29 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (OVERLAPS) 27/56 variables, 29/36 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/56 variables, 16/52 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/56 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (OVERLAPS) 0/56 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Int declared 56/56 variables, and 52 constraints, problems are : Problem set: 0 solved, 16 unsolved in 294 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 29/29 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 759ms problems are : Problem set: 0 solved, 16 unsolved
Search for dead transitions found 0 dead transitions in 760ms
Starting structural reductions in SI_LTL mode, iteration 1 : 29/68 places, 27/62 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 892 ms. Remains : 29/68 places, 27/62 transitions.
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
Running random walk in product with property : AutoFlight-PT-03a-LTLCardinality-03
Product exploration explored 100000 steps with 6820 reset in 216 ms.
Stack based approach found an accepted trace after 85612 steps with 5834 reset with depth 12 and stack size 12 in 114 ms.
FORMULA AutoFlight-PT-03a-LTLCardinality-03 FALSE TECHNIQUES STACK_TEST
Treatment of property AutoFlight-PT-03a-LTLCardinality-03 finished in 1271 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)))'
Support contains 1 out of 68 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 68/68 places, 62/62 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 65 transition count 59
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 65 transition count 59
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 64 transition count 58
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 64 transition count 58
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 63 transition count 57
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 63 transition count 57
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 62 transition count 56
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 62 transition count 56
Applied a total of 12 rules in 9 ms. Remains 62 /68 variables (removed 6) and now considering 56/62 (removed 6) transitions.
// Phase 1: matrix 56 rows 62 cols
[2025-05-30 16:39:01] [INFO ] Computed 11 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 16:39:01] [INFO ] Implicit Places using invariants in 35 ms returned [21]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 36 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 61/68 places, 56/62 transitions.
Applied a total of 0 rules in 2 ms. Remains 61 /61 variables (removed 0) and now considering 56/56 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 47 ms. Remains : 61/68 places, 56/62 transitions.
Stuttering acceptance computed with spot in 64 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : AutoFlight-PT-03a-LTLCardinality-05
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA AutoFlight-PT-03a-LTLCardinality-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-03a-LTLCardinality-05 finished in 124 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 1 out of 68 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 68/68 places, 62/62 transitions.
Reduce places removed 1 places and 1 transitions.
Reduce places removed 1 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 20 transitions
Trivial Post-agglo rules discarded 20 transitions
Performed 20 trivial Post agglomeration. Transition count delta: 20
Iterating post reduction 0 with 21 rules applied. Total rules applied 21 place count 66 transition count 41
Reduce places removed 20 places and 0 transitions.
Iterating post reduction 1 with 20 rules applied. Total rules applied 41 place count 46 transition count 41
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 41 place count 46 transition count 37
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 2 with 11 rules applied. Total rules applied 52 place count 39 transition count 37
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 2 with 3 rules applied. Total rules applied 55 place count 39 transition count 34
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 58 place count 36 transition count 34
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 60 place count 34 transition count 32
Iterating global reduction 4 with 2 rules applied. Total rules applied 62 place count 34 transition count 32
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 4 with 16 rules applied. Total rules applied 78 place count 26 transition count 24
Applied a total of 78 rules in 12 ms. Remains 26 /68 variables (removed 42) and now considering 24/62 (removed 38) transitions.
// Phase 1: matrix 24 rows 26 cols
[2025-05-30 16:39:01] [INFO ] Computed 7 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 16:39:01] [INFO ] Implicit Places using invariants in 33 ms returned []
[2025-05-30 16:39:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 16:39:01] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 70 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 16:39:01] [INFO ] Redundant transitions in 0 ms returned []
Running 13 sub problems to find dead transitions.
[2025-05-30 16:39:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/25 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (OVERLAPS) 1/26 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/26 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (OVERLAPS) 24/50 variables, 26/33 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/50 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 6 (OVERLAPS) 0/50 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 13 unsolved
No progress, stopping.
After SMT solving in domain Real declared 50/50 variables, and 33 constraints, problems are : Problem set: 0 solved, 13 unsolved in 183 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 26/26 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 13 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/25 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (OVERLAPS) 1/26 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/26 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (OVERLAPS) 24/50 variables, 26/33 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/50 variables, 13/46 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/50 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 7 (OVERLAPS) 0/50 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 13 unsolved
No progress, stopping.
After SMT solving in domain Int declared 50/50 variables, and 46 constraints, problems are : Problem set: 0 solved, 13 unsolved in 224 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 26/26 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 420ms problems are : Problem set: 0 solved, 13 unsolved
Search for dead transitions found 0 dead transitions in 420ms
Starting structural reductions in SI_LTL mode, iteration 1 : 26/68 places, 24/62 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 506 ms. Remains : 26/68 places, 24/62 transitions.
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
Running random walk in product with property : AutoFlight-PT-03a-LTLCardinality-08
Stuttering criterion allowed to conclude after 7 steps with 0 reset in 1 ms.
FORMULA AutoFlight-PT-03a-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-03a-LTLCardinality-08 finished in 558 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(F(p0)) U p1)))'
Support contains 3 out of 68 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 68/68 places, 62/62 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 65 transition count 59
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 65 transition count 59
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 64 transition count 58
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 64 transition count 58
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 63 transition count 57
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 63 transition count 57
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 62 transition count 56
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 62 transition count 56
Applied a total of 12 rules in 6 ms. Remains 62 /68 variables (removed 6) and now considering 56/62 (removed 6) transitions.
// Phase 1: matrix 56 rows 62 cols
[2025-05-30 16:39:02] [INFO ] Computed 11 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 16:39:02] [INFO ] Implicit Places using invariants in 37 ms returned [21]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 38 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 61/68 places, 56/62 transitions.
Applied a total of 0 rules in 0 ms. Remains 61 /61 variables (removed 0) and now considering 56/56 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 44 ms. Remains : 61/68 places, 56/62 transitions.
Stuttering acceptance computed with spot in 161 ms :[(NOT p1), (NOT p1), (NOT p0), (NOT p0)]
Running random walk in product with property : AutoFlight-PT-03a-LTLCardinality-10
Product exploration explored 100000 steps with 50000 reset in 192 ms.
Product exploration explored 100000 steps with 50000 reset in 148 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p1 p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X p1), (X p0), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p1)), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 7 factoid took 27 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA AutoFlight-PT-03a-LTLCardinality-10 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AutoFlight-PT-03a-LTLCardinality-10 finished in 599 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(F(p0))))'
Support contains 1 out of 68 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 68/68 places, 62/62 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 65 transition count 59
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 65 transition count 59
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 64 transition count 58
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 64 transition count 58
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 63 transition count 57
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 63 transition count 57
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 62 transition count 56
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 62 transition count 56
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 13 place count 61 transition count 55
Iterating global reduction 0 with 1 rules applied. Total rules applied 14 place count 61 transition count 55
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 60 transition count 54
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 60 transition count 54
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 17 place count 59 transition count 53
Iterating global reduction 0 with 1 rules applied. Total rules applied 18 place count 59 transition count 53
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 19 place count 58 transition count 52
Iterating global reduction 0 with 1 rules applied. Total rules applied 20 place count 58 transition count 52
Applied a total of 20 rules in 8 ms. Remains 58 /68 variables (removed 10) and now considering 52/62 (removed 10) transitions.
// Phase 1: matrix 52 rows 58 cols
[2025-05-30 16:39:02] [INFO ] Computed 11 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 16:39:02] [INFO ] Implicit Places using invariants in 84 ms returned [21]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 85 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 57/68 places, 52/62 transitions.
Applied a total of 0 rules in 2 ms. Remains 57 /57 variables (removed 0) and now considering 52/52 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 96 ms. Remains : 57/68 places, 52/62 transitions.
Stuttering acceptance computed with spot in 117 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : AutoFlight-PT-03a-LTLCardinality-12
Product exploration explored 100000 steps with 11831 reset in 119 ms.
Product exploration explored 100000 steps with 11851 reset in 142 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 1 factoid took 106 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 105 ms :[(NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 36 steps (0 resets) in 8 ms. (4 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 1 factoid took 125 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 102 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 117 ms :[(NOT p0), (NOT p0), (NOT p0)]
// Phase 1: matrix 52 rows 57 cols
[2025-05-30 16:39:03] [INFO ] Computed 10 invariants in 1 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-05-30 16:39:03] [INFO ] [Real]Absence check using 10 positive place invariants in 2 ms returned sat
[2025-05-30 16:39:03] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2025-05-30 16:39:03] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-05-30 16:39:03] [INFO ] [Nat]Absence check using 10 positive place invariants in 2 ms returned sat
[2025-05-30 16:39:03] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
[2025-05-30 16:39:03] [INFO ] Computed and/alt/rep : 51/102/51 causal constraints (skipped 0 transitions) in 3 ms.
[2025-05-30 16:39:03] [INFO ] Added : 51 causal constraints over 11 iterations in 96 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 57 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 57/57 places, 52/52 transitions.
Applied a total of 0 rules in 0 ms. Remains 57 /57 variables (removed 0) and now considering 52/52 (removed 0) transitions.
[2025-05-30 16:39:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 16:39:03] [INFO ] Implicit Places using invariants in 34 ms returned []
[2025-05-30 16:39:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 16:39:04] [INFO ] Implicit Places using invariants and state equation in 91 ms returned []
Implicit Place search using SMT with State Equation took 139 ms to find 0 implicit places.
Running 51 sub problems to find dead transitions.
[2025-05-30 16:39:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/56 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 1 (OVERLAPS) 1/57 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/57 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 3 (OVERLAPS) 52/109 variables, 57/67 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/109 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 5 (OVERLAPS) 0/109 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 51 unsolved
No progress, stopping.
After SMT solving in domain Real declared 109/109 variables, and 67 constraints, problems are : Problem set: 0 solved, 51 unsolved in 1201 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 57/57 constraints, PredecessorRefiner: 51/51 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 51 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/56 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 1 (OVERLAPS) 1/57 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/57 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 3 (OVERLAPS) 52/109 variables, 57/67 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/109 variables, 51/118 constraints. Problems are: Problem set: 0 solved, 51 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:39:05] [INFO ] Deduced a trap composed of 21 places in 41 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:39:05] [INFO ] Deduced a trap composed of 30 places in 27 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:39:05] [INFO ] Deduced a trap composed of 22 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:39:05] [INFO ] Deduced a trap composed of 31 places in 36 ms of which 3 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/109 variables, 4/122 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/109 variables, 0/122 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 7 (OVERLAPS) 0/109 variables, 0/122 constraints. Problems are: Problem set: 0 solved, 51 unsolved
No progress, stopping.
After SMT solving in domain Int declared 109/109 variables, and 122 constraints, problems are : Problem set: 0 solved, 51 unsolved in 1559 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 57/57 constraints, PredecessorRefiner: 51/51 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2775ms problems are : Problem set: 0 solved, 51 unsolved
Search for dead transitions found 0 dead transitions in 2777ms
Finished structural reductions in LTL mode , in 1 iterations and 2917 ms. Remains : 57/57 places, 52/52 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 1 factoid took 138 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 109 ms :[(NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 33 steps (0 resets) in 5 ms. (5 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 1 factoid took 123 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 109 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 97 ms :[(NOT p0), (NOT p0), (NOT p0)]
[2025-05-30 16:39:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-05-30 16:39:07] [INFO ] [Real]Absence check using 10 positive place invariants in 2 ms returned sat
[2025-05-30 16:39:07] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2025-05-30 16:39:07] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-05-30 16:39:07] [INFO ] [Nat]Absence check using 10 positive place invariants in 3 ms returned sat
[2025-05-30 16:39:07] [INFO ] [Nat]Absence check using state equation in 15 ms returned sat
[2025-05-30 16:39:07] [INFO ] Computed and/alt/rep : 51/102/51 causal constraints (skipped 0 transitions) in 3 ms.
[2025-05-30 16:39:07] [INFO ] Added : 51 causal constraints over 11 iterations in 61 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 109 ms :[(NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 11858 reset in 104 ms.
Product exploration explored 100000 steps with 11867 reset in 105 ms.
Applying partial POR strategy [true, false, false]
Stuttering acceptance computed with spot in 119 ms :[(NOT p0), (NOT p0), (NOT p0)]
Support contains 1 out of 57 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 57/57 places, 52/52 transitions.
Performed 13 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 13 rules applied. Total rules applied 13 place count 57 transition count 52
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 2 Pre rules applied. Total rules applied 13 place count 57 transition count 52
Deduced a syphon composed of 15 places in 0 ms
Iterating global reduction 1 with 2 rules applied. Total rules applied 15 place count 57 transition count 52
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 23 place count 49 transition count 44
Deduced a syphon composed of 7 places in 0 ms
Iterating global reduction 1 with 8 rules applied. Total rules applied 31 place count 49 transition count 44
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 16 places in 0 ms
Iterating global reduction 1 with 9 rules applied. Total rules applied 40 place count 49 transition count 44
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 44 place count 45 transition count 40
Deduced a syphon composed of 12 places in 0 ms
Iterating global reduction 1 with 4 rules applied. Total rules applied 48 place count 45 transition count 40
Deduced a syphon composed of 12 places in 0 ms
Applied a total of 48 rules in 15 ms. Remains 45 /57 variables (removed 12) and now considering 40/52 (removed 12) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 16:39:08] [INFO ] Redundant transitions in 0 ms returned []
Running 39 sub problems to find dead transitions.
// Phase 1: matrix 40 rows 45 cols
[2025-05-30 16:39:08] [INFO ] Computed 10 invariants in 0 ms
[2025-05-30 16:39:08] [INFO ] State equation strengthened by 8 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 1 (OVERLAPS) 1/45 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 39 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:39:08] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 1 ms to minimize.
Problem TDEAD2 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:39:08] [INFO ] Deduced a trap composed of 3 places in 28 ms of which 2 ms to minimize.
Problem TDEAD4 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:39:08] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 2 ms to minimize.
Problem TDEAD6 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:39:08] [INFO ] Deduced a trap composed of 3 places in 31 ms of which 2 ms to minimize.
Problem TDEAD8 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:39:08] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 2 ms to minimize.
Problem TDEAD10 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:39:08] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 2 ms to minimize.
Problem TDEAD12 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:39:08] [INFO ] Deduced a trap composed of 17 places in 25 ms of which 1 ms to minimize.
Problem TDEAD14 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:39:08] [INFO ] Deduced a trap composed of 2 places in 20 ms of which 1 ms to minimize.
Problem TDEAD20 is UNSAT
Problem TDEAD21 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:39:08] [INFO ] Deduced a trap composed of 2 places in 18 ms of which 1 ms to minimize.
Problem TDEAD22 is UNSAT
Problem TDEAD23 is UNSAT
Problem TDEAD24 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 9/19 constraints. Problems are: Problem set: 12 solved, 27 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/19 constraints. Problems are: Problem set: 12 solved, 27 unsolved
At refinement iteration 4 (OVERLAPS) 40/85 variables, 45/64 constraints. Problems are: Problem set: 12 solved, 27 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/85 variables, 8/72 constraints. Problems are: Problem set: 12 solved, 27 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/85 variables, 0/72 constraints. Problems are: Problem set: 12 solved, 27 unsolved
At refinement iteration 7 (OVERLAPS) 0/85 variables, 0/72 constraints. Problems are: Problem set: 12 solved, 27 unsolved
No progress, stopping.
After SMT solving in domain Real declared 85/85 variables, and 72 constraints, problems are : Problem set: 12 solved, 27 unsolved in 816 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 45/45 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 39/39 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 12 solved, 27 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/32 variables, 0/0 constraints. Problems are: Problem set: 12 solved, 27 unsolved
At refinement iteration 1 (OVERLAPS) 13/45 variables, 10/10 constraints. Problems are: Problem set: 12 solved, 27 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 9/19 constraints. Problems are: Problem set: 12 solved, 27 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/19 constraints. Problems are: Problem set: 12 solved, 27 unsolved
At refinement iteration 4 (OVERLAPS) 40/85 variables, 45/64 constraints. Problems are: Problem set: 12 solved, 27 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/85 variables, 8/72 constraints. Problems are: Problem set: 12 solved, 27 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/85 variables, 27/99 constraints. Problems are: Problem set: 12 solved, 27 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/85 variables, 0/99 constraints. Problems are: Problem set: 12 solved, 27 unsolved
At refinement iteration 8 (OVERLAPS) 0/85 variables, 0/99 constraints. Problems are: Problem set: 12 solved, 27 unsolved
No progress, stopping.
After SMT solving in domain Int declared 85/85 variables, and 99 constraints, problems are : Problem set: 12 solved, 27 unsolved in 725 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 45/45 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 27/39 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1576ms problems are : Problem set: 12 solved, 27 unsolved
Search for dead transitions found 12 dead transitions in 1578ms
Found 12 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 12 transitions
Dead transitions reduction (with SMT) removed 12 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 45/57 places, 28/52 transitions.
Graph (complete) has 82 edges and 45 vertex of which 33 are kept as prefixes of interest. Removing 12 places using SCC suffix rule.1 ms
Discarding 12 places :
Also discarding 0 output transitions
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 1 places in 0 ms
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 33 transition count 52
Deduced a syphon composed of 1 places in 0 ms
Applied a total of 2 rules in 6 ms. Remains 33 /45 variables (removed 12) and now considering 52/28 (removed -24) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 33/57 places, 52/52 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1608 ms. Remains : 33/57 places, 52/52 transitions.
Built C files in :
/tmp/ltsmin9487674537457763040
[2025-05-30 16:39:09] [INFO ] Built C files in 8ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin9487674537457763040
Running compilation step : cd /tmp/ltsmin9487674537457763040;'/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 228 ms.
Running link step : cd /tmp/ltsmin9487674537457763040;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 37 ms.
Running LTSmin : cd /tmp/ltsmin9487674537457763040;'/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/stateBased141951293609564288.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 1 out of 57 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 57/57 places, 52/52 transitions.
Applied a total of 0 rules in 1 ms. Remains 57 /57 variables (removed 0) and now considering 52/52 (removed 0) transitions.
// Phase 1: matrix 52 rows 57 cols
[2025-05-30 16:39:25] [INFO ] Computed 10 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 16:39:25] [INFO ] Implicit Places using invariants in 48 ms returned []
[2025-05-30 16:39:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 16:39:25] [INFO ] Implicit Places using invariants and state equation in 63 ms returned []
Implicit Place search using SMT with State Equation took 113 ms to find 0 implicit places.
Running 51 sub problems to find dead transitions.
[2025-05-30 16:39:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/56 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 1 (OVERLAPS) 1/57 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/57 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 3 (OVERLAPS) 52/109 variables, 57/67 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/109 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 5 (OVERLAPS) 0/109 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 51 unsolved
No progress, stopping.
After SMT solving in domain Real declared 109/109 variables, and 67 constraints, problems are : Problem set: 0 solved, 51 unsolved in 987 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 57/57 constraints, PredecessorRefiner: 51/51 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 51 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/56 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 1 (OVERLAPS) 1/57 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/57 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 3 (OVERLAPS) 52/109 variables, 57/67 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/109 variables, 51/118 constraints. Problems are: Problem set: 0 solved, 51 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:39:26] [INFO ] Deduced a trap composed of 21 places in 26 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:39:26] [INFO ] Deduced a trap composed of 30 places in 33 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:39:26] [INFO ] Deduced a trap composed of 22 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:39:26] [INFO ] Deduced a trap composed of 31 places in 30 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/109 variables, 4/122 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/109 variables, 0/122 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 7 (OVERLAPS) 0/109 variables, 0/122 constraints. Problems are: Problem set: 0 solved, 51 unsolved
No progress, stopping.
After SMT solving in domain Int declared 109/109 variables, and 122 constraints, problems are : Problem set: 0 solved, 51 unsolved in 1754 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 57/57 constraints, PredecessorRefiner: 51/51 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2751ms problems are : Problem set: 0 solved, 51 unsolved
Search for dead transitions found 0 dead transitions in 2752ms
Finished structural reductions in LTL mode , in 1 iterations and 2866 ms. Remains : 57/57 places, 52/52 transitions.
Built C files in :
/tmp/ltsmin10406627048731852361
[2025-05-30 16:39:27] [INFO ] Built C files in 7ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin10406627048731852361
Running compilation step : cd /tmp/ltsmin10406627048731852361;'/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 121 ms.
Running link step : cd /tmp/ltsmin10406627048731852361;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 31 ms.
Running LTSmin : cd /tmp/ltsmin10406627048731852361;'/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/stateBased9243675200098459799.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2025-05-30 16:39:43] [INFO ] Flatten gal took : 6 ms
[2025-05-30 16:39:43] [INFO ] Flatten gal took : 4 ms
[2025-05-30 16:39:43] [INFO ] Time to serialize gal into /tmp/LTL12003988065192776342.gal : 1 ms
[2025-05-30 16:39:43] [INFO ] Time to serialize properties into /tmp/LTL5469141742984514021.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL12003988065192776342.gal' '-t' 'CGAL' '-hoa' '/tmp/aut7831436977180373262.hoa' '-atoms' '/tmp/LTL5469141742984514021.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...318
Loading property file /tmp/LTL5469141742984514021.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut7831436977180373262.hoa
Reverse transition relation is NOT exact ! Due to transitions t4, t6, t8, t10, t12, t14, t22, t33, t36, Intersection with reachable at each step enabled. ...201
Computing Next relation with stutter on 6 deadlock states
4 unique states visited
4 strongly connected components in search stack
4 transitions explored
4 items max in DFS search stack
19 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,0.227525,24912,1,0,197,56137,127,134,1605,63887,321
an accepting run exists (use option '-e' to print it)
Formula 0 is FALSE accepting run found.
FORMULA AutoFlight-PT-03a-LTLCardinality-12 FALSE TECHNIQUES KNOWLEDGE HOA DECISION_DIAGRAMS TOPOLOGICAL
Treatment of property AutoFlight-PT-03a-LTLCardinality-12 finished in 40706 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(((p1 U (G(p1)||(p1&&G(p2))))&&p0)))'
Support contains 4 out of 68 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 68/68 places, 62/62 transitions.
Reduce places removed 1 places and 1 transitions.
Reduce places removed 1 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 17 transitions
Trivial Post-agglo rules discarded 17 transitions
Performed 17 trivial Post agglomeration. Transition count delta: 17
Iterating post reduction 0 with 18 rules applied. Total rules applied 18 place count 66 transition count 44
Reduce places removed 17 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 18 rules applied. Total rules applied 36 place count 49 transition count 43
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 37 place count 48 transition count 43
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 4 Pre rules applied. Total rules applied 37 place count 48 transition count 39
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 3 with 11 rules applied. Total rules applied 48 place count 41 transition count 39
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 3 with 2 rules applied. Total rules applied 50 place count 41 transition count 37
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 52 place count 39 transition count 37
Discarding 2 places :
Symmetric choice reduction at 5 with 2 rule applications. Total rules 54 place count 37 transition count 35
Iterating global reduction 5 with 2 rules applied. Total rules applied 56 place count 37 transition count 35
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 5 with 16 rules applied. Total rules applied 72 place count 29 transition count 27
Applied a total of 72 rules in 10 ms. Remains 29 /68 variables (removed 39) and now considering 27/62 (removed 35) transitions.
// Phase 1: matrix 27 rows 29 cols
[2025-05-30 16:39:43] [INFO ] Computed 7 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 16:39:43] [INFO ] Implicit Places using invariants in 36 ms returned []
[2025-05-30 16:39:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 16:39:43] [INFO ] Implicit Places using invariants and state equation in 39 ms returned []
Implicit Place search using SMT with State Equation took 86 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 16:39:43] [INFO ] Redundant transitions in 0 ms returned []
Running 16 sub problems to find dead transitions.
[2025-05-30 16:39:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/28 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (OVERLAPS) 1/29 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 16 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:39:43] [INFO ] Deduced a trap composed of 17 places in 35 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/29 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (OVERLAPS) 27/56 variables, 29/37 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/56 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (OVERLAPS) 0/56 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Real declared 56/56 variables, and 37 constraints, problems are : Problem set: 0 solved, 16 unsolved in 264 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 29/29 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/28 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (OVERLAPS) 1/29 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/29 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (OVERLAPS) 27/56 variables, 29/37 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/56 variables, 16/53 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/56 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 8 (OVERLAPS) 0/56 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Int declared 56/56 variables, and 53 constraints, problems are : Problem set: 0 solved, 16 unsolved in 233 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 29/29 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 501ms problems are : Problem set: 0 solved, 16 unsolved
Search for dead transitions found 0 dead transitions in 501ms
Starting structural reductions in SI_LTL mode, iteration 1 : 29/68 places, 27/62 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 601 ms. Remains : 29/68 places, 27/62 transitions.
Stuttering acceptance computed with spot in 150 ms :[(OR (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2)))]
Running random walk in product with property : AutoFlight-PT-03a-LTLCardinality-14
Stuttering criterion allowed to conclude after 7 steps with 0 reset in 0 ms.
FORMULA AutoFlight-PT-03a-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-03a-LTLCardinality-14 finished in 768 ms.
All properties solved by simple procedures.
Total runtime 46915 ms.

BK_STOP 1748623184109

--------------------
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="AutoFlight-PT-03a"
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 AutoFlight-PT-03a, 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 r002-tall-174853729300475"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutoFlight-PT-03a.tgz
mv AutoFlight-PT-03a execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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