Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r100-smll-174867007300027.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 FunctionPointer-PT-a016, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r100-smll-174867007300027
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 488K
-rw-r--r-- 1 mcc users 6.8K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 75K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.0K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 58K 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 26K 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 11K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 116K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.8K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 78K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.1K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 5 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 34K 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 FunctionPointer-PT-a016-LTLCardinality-00
FORMULA_NAME FunctionPointer-PT-a016-LTLCardinality-01
FORMULA_NAME FunctionPointer-PT-a016-LTLCardinality-02
FORMULA_NAME FunctionPointer-PT-a016-LTLCardinality-03
FORMULA_NAME FunctionPointer-PT-a016-LTLCardinality-04
FORMULA_NAME FunctionPointer-PT-a016-LTLCardinality-05
FORMULA_NAME FunctionPointer-PT-a016-LTLCardinality-06
FORMULA_NAME FunctionPointer-PT-a016-LTLCardinality-07
FORMULA_NAME FunctionPointer-PT-a016-LTLCardinality-08
FORMULA_NAME FunctionPointer-PT-a016-LTLCardinality-09
FORMULA_NAME FunctionPointer-PT-a016-LTLCardinality-10
FORMULA_NAME FunctionPointer-PT-a016-LTLCardinality-11
FORMULA_NAME FunctionPointer-PT-a016-LTLCardinality-12
FORMULA_NAME FunctionPointer-PT-a016-LTLCardinality-13
FORMULA_NAME FunctionPointer-PT-a016-LTLCardinality-14
FORMULA_NAME FunctionPointer-PT-a016-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1748699897061

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FunctionPointer-PT-a016
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202505121319
[2025-05-31 13:58:19] [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]
[2025-05-31 13:58:19] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-31 13:58:19] [INFO ] Load time of PNML (sax parser for PT used): 84 ms
[2025-05-31 13:58:19] [INFO ] Transformed 40 places.
[2025-05-31 13:58:19] [INFO ] Transformed 70 transitions.
[2025-05-31 13:58:19] [INFO ] Parsed PT model containing 40 places and 70 transitions and 284 arcs in 474 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 19 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 4 transitions.
FORMULA FunctionPointer-PT-a016-LTLCardinality-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-a016-LTLCardinality-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-a016-LTLCardinality-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-a016-LTLCardinality-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-a016-LTLCardinality-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-a016-LTLCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 16 out of 34 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 34/34 places, 66/66 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 33 transition count 66
Applied a total of 1 rules in 18 ms. Remains 33 /34 variables (removed 1) and now considering 66/66 (removed 0) transitions.
[2025-05-31 13:58:20] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
// Phase 1: matrix 46 rows 33 cols
[2025-05-31 13:58:20] [INFO ] Computed 3 invariants in 7 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 13:58:20] [INFO ] Implicit Places using invariants in 239 ms returned []
[2025-05-31 13:58:20] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
[2025-05-31 13:58:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 13:58:20] [INFO ] State equation strengthened by 8 read => feed constraints.
[2025-05-31 13:58:20] [INFO ] Implicit Places using invariants and state equation in 128 ms returned []
Implicit Place search using SMT with State Equation took 417 ms to find 0 implicit places.
Running 64 sub problems to find dead transitions.
[2025-05-31 13:58:20] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
[2025-05-31 13:58:20] [INFO ] Invariant cache hit.
[2025-05-31 13:58:20] [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) 0/31 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/31 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 2 (OVERLAPS) 1/32 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/32 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 4 (OVERLAPS) 46/78 variables, 32/35 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/78 variables, 8/43 constraints. Problems are: Problem set: 0 solved, 64 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/78 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 7 (OVERLAPS) 1/79 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/79 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 9 (OVERLAPS) 0/79 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 64 unsolved
No progress, stopping.
After SMT solving in domain Real declared 79/79 variables, and 44 constraints, problems are : Problem set: 0 solved, 64 unsolved in 1648 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 33/33 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 64/64 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 64 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/31 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 2 (OVERLAPS) 1/32 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/32 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 4 (OVERLAPS) 46/78 variables, 32/35 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/78 variables, 8/43 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/78 variables, 4/47 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/78 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 8 (OVERLAPS) 1/79 variables, 1/48 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/79 variables, 60/108 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/79 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 11 (OVERLAPS) 0/79 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 64 unsolved
No progress, stopping.
After SMT solving in domain Int declared 79/79 variables, and 108 constraints, problems are : Problem set: 0 solved, 64 unsolved in 2576 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 33/33 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 64/64 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4325ms problems are : Problem set: 0 solved, 64 unsolved
Search for dead transitions found 0 dead transitions in 4339ms
Starting structural reductions in LTL mode, iteration 1 : 33/34 places, 66/66 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4800 ms. Remains : 33/34 places, 66/66 transitions.
Support contains 16 out of 33 places after structural reductions.
[2025-05-31 13:58:25] [INFO ] Flatten gal took : 98 ms
[2025-05-31 13:58:25] [INFO ] Flatten gal took : 51 ms
[2025-05-31 13:58:25] [INFO ] Input system was already deterministic with 66 transitions.
RANDOM walk for 40015 steps (143 resets) in 1011 ms. (39 steps per ms) remains 2/18 properties
BEST_FIRST walk for 40004 steps (46 resets) in 380 ms. (104 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (46 resets) in 318 ms. (125 steps per ms) remains 2/2 properties
[2025-05-31 13:58:26] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
[2025-05-31 13:58:26] [INFO ] Invariant cache hit.
[2025-05-31 13:58:26] [INFO ] State equation strengthened by 8 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Problem AtomicPropp16 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Problem AtomicPropp6 is UNSAT
After SMT solving in domain Real declared 10/79 variables, and 1 constraints, problems are : Problem set: 2 solved, 0 unsolved in 83 ms.
Refiners :[Positive P Invariants (semi-flows): 1/3 constraints, State Equation: 0/33 constraints, ReadFeed: 0/8 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 105ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
FORMULA FunctionPointer-PT-a016-LTLCardinality-05 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 2 atomic propositions for a total of 9 simplifications.
FORMULA FunctionPointer-PT-a016-LTLCardinality-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 3 stabilizing places and 8 stable transitions
Graph (complete) has 151 edges and 33 vertex of which 31 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.3 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' '!((p0 U G(!p0)))'
Support contains 1 out of 33 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 33/33 places, 66/66 transitions.
Graph (complete) has 151 edges and 33 vertex of which 31 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Discarding 2 places :
Also discarding 0 output transitions
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 30 transition count 64
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 30 transition count 64
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 5 place count 30 transition count 62
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 1 with 2 rules applied. Total rules applied 7 place count 30 transition count 60
Applied a total of 7 rules in 29 ms. Remains 30 /33 variables (removed 3) and now considering 60/66 (removed 6) transitions.
[2025-05-31 13:58:26] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
// Phase 1: matrix 43 rows 30 cols
[2025-05-31 13:58:26] [INFO ] Computed 2 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 13:58:26] [INFO ] Implicit Places using invariants in 92 ms returned []
[2025-05-31 13:58:26] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2025-05-31 13:58:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 13:58:26] [INFO ] State equation strengthened by 8 read => feed constraints.
[2025-05-31 13:58:27] [INFO ] Implicit Places using invariants and state equation in 146 ms returned []
Implicit Place search using SMT with State Equation took 251 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 13:58:27] [INFO ] Redundant transitions in 1 ms returned []
Running 58 sub problems to find dead transitions.
[2025-05-31 13:58:27] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2025-05-31 13:58:27] [INFO ] Invariant cache hit.
[2025-05-31 13:58:27] [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) 0/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 3 (OVERLAPS) 43/73 variables, 30/32 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/73 variables, 8/40 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/73 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 58 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/73 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 58 unsolved
No progress, stopping.
After SMT solving in domain Real declared 73/73 variables, and 40 constraints, problems are : Problem set: 0 solved, 58 unsolved in 1021 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 30/30 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 58/58 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 58 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 3 (OVERLAPS) 43/73 variables, 30/32 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/73 variables, 8/40 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/73 variables, 58/98 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/73 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 7 (OVERLAPS) 0/73 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 58 unsolved
No progress, stopping.
After SMT solving in domain Int declared 73/73 variables, and 98 constraints, problems are : Problem set: 0 solved, 58 unsolved in 1357 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 30/30 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 58/58 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2430ms problems are : Problem set: 0 solved, 58 unsolved
Search for dead transitions found 0 dead transitions in 2432ms
Starting structural reductions in SI_LTL mode, iteration 1 : 30/33 places, 60/66 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2720 ms. Remains : 30/33 places, 60/66 transitions.
Stuttering acceptance computed with spot in 322 ms :[p0, true, p0]
Running random walk in product with property : FunctionPointer-PT-a016-LTLCardinality-00
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA FunctionPointer-PT-a016-LTLCardinality-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a016-LTLCardinality-00 finished in 3154 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0&&(p1 U X(p1)))))'
Support contains 2 out of 33 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 33/33 places, 66/66 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 31 transition count 66
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 3 place count 30 transition count 64
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 30 transition count 64
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 6 place count 30 transition count 62
Applied a total of 6 rules in 2 ms. Remains 30 /33 variables (removed 3) and now considering 62/66 (removed 4) transitions.
[2025-05-31 13:58:29] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
// Phase 1: matrix 44 rows 30 cols
[2025-05-31 13:58:29] [INFO ] Computed 2 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 13:58:29] [INFO ] Implicit Places using invariants in 48 ms returned []
[2025-05-31 13:58:29] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2025-05-31 13:58:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 13:58:29] [INFO ] State equation strengthened by 8 read => feed constraints.
[2025-05-31 13:58:29] [INFO ] Implicit Places using invariants and state equation in 89 ms returned []
Implicit Place search using SMT with State Equation took 139 ms to find 0 implicit places.
Running 60 sub problems to find dead transitions.
[2025-05-31 13:58:29] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2025-05-31 13:58:29] [INFO ] Invariant cache hit.
[2025-05-31 13:58:29] [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) 0/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 3 (OVERLAPS) 44/74 variables, 30/32 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/74 variables, 8/40 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/74 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 60 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/74 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 60 unsolved
No progress, stopping.
After SMT solving in domain Real declared 74/74 variables, and 40 constraints, problems are : Problem set: 0 solved, 60 unsolved in 1242 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 30/30 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 60/60 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 60 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 3 (OVERLAPS) 44/74 variables, 30/32 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/74 variables, 8/40 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/74 variables, 60/100 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/74 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 7 (OVERLAPS) 0/74 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 60 unsolved
No progress, stopping.
After SMT solving in domain Int declared 74/74 variables, and 100 constraints, problems are : Problem set: 0 solved, 60 unsolved in 1549 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 30/30 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 60/60 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2809ms problems are : Problem set: 0 solved, 60 unsolved
Search for dead transitions found 0 dead transitions in 2810ms
Starting structural reductions in LTL mode, iteration 1 : 30/33 places, 62/66 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2953 ms. Remains : 30/33 places, 62/66 transitions.
Stuttering acceptance computed with spot in 194 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (OR (NOT p1) (NOT p0)), true]
Running random walk in product with property : FunctionPointer-PT-a016-LTLCardinality-01
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA FunctionPointer-PT-a016-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a016-LTLCardinality-01 finished in 3174 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' '!((p0 U (G(p0)||(p0&&(X(p1) U ((p2&&X(p1))||X(G(p1))))))))'
Support contains 4 out of 33 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 33/33 places, 66/66 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 32 transition count 66
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 2 place count 31 transition count 64
Iterating global reduction 1 with 1 rules applied. Total rules applied 3 place count 31 transition count 64
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 5 place count 31 transition count 62
Applied a total of 5 rules in 5 ms. Remains 31 /33 variables (removed 2) and now considering 62/66 (removed 4) transitions.
[2025-05-31 13:58:33] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
// Phase 1: matrix 44 rows 31 cols
[2025-05-31 13:58:33] [INFO ] Computed 3 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 13:58:33] [INFO ] Implicit Places using invariants in 58 ms returned []
[2025-05-31 13:58:33] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2025-05-31 13:58:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 13:58:33] [INFO ] State equation strengthened by 8 read => feed constraints.
[2025-05-31 13:58:33] [INFO ] Implicit Places using invariants and state equation in 96 ms returned []
Implicit Place search using SMT with State Equation took 156 ms to find 0 implicit places.
Running 60 sub problems to find dead transitions.
[2025-05-31 13:58:33] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2025-05-31 13:58:33] [INFO ] Invariant cache hit.
[2025-05-31 13:58:33] [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) 0/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 2 (OVERLAPS) 1/31 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/31 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 4 (OVERLAPS) 44/75 variables, 31/34 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/75 variables, 8/42 constraints. Problems are: Problem set: 0 solved, 60 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/75 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 7 (OVERLAPS) 0/75 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 60 unsolved
No progress, stopping.
After SMT solving in domain Real declared 75/75 variables, and 42 constraints, problems are : Problem set: 0 solved, 60 unsolved in 1030 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 31/31 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 60/60 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 60 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 2 (OVERLAPS) 1/31 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/31 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 4 (OVERLAPS) 44/75 variables, 31/34 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/75 variables, 8/42 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/75 variables, 60/102 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/75 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 8 (OVERLAPS) 0/75 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 60 unsolved
No progress, stopping.
After SMT solving in domain Int declared 75/75 variables, and 102 constraints, problems are : Problem set: 0 solved, 60 unsolved in 1509 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 31/31 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 60/60 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2568ms problems are : Problem set: 0 solved, 60 unsolved
Search for dead transitions found 0 dead transitions in 2569ms
Starting structural reductions in LTL mode, iteration 1 : 31/33 places, 62/66 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2731 ms. Remains : 31/33 places, 62/66 transitions.
Stuttering acceptance computed with spot in 211 ms :[true, (NOT p1), (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : FunctionPointer-PT-a016-LTLCardinality-02
Entered a terminal (fully accepting) state of product in 9870 steps with 107 reset in 126 ms.
FORMULA FunctionPointer-PT-a016-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a016-LTLCardinality-02 finished in 3092 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((G(p0)||X(X(p1)))))))'
Support contains 3 out of 33 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 33/33 places, 66/66 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 31 transition count 66
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 3 place count 30 transition count 64
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 30 transition count 64
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 6 place count 30 transition count 62
Applied a total of 6 rules in 3 ms. Remains 30 /33 variables (removed 3) and now considering 62/66 (removed 4) transitions.
[2025-05-31 13:58:36] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
// Phase 1: matrix 44 rows 30 cols
[2025-05-31 13:58:36] [INFO ] Computed 2 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 13:58:36] [INFO ] Implicit Places using invariants in 45 ms returned []
[2025-05-31 13:58:36] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2025-05-31 13:58:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 13:58:36] [INFO ] State equation strengthened by 8 read => feed constraints.
[2025-05-31 13:58:36] [INFO ] Implicit Places using invariants and state equation in 80 ms returned []
Implicit Place search using SMT with State Equation took 127 ms to find 0 implicit places.
Running 60 sub problems to find dead transitions.
[2025-05-31 13:58:36] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2025-05-31 13:58:36] [INFO ] Invariant cache hit.
[2025-05-31 13:58:36] [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) 0/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 3 (OVERLAPS) 44/74 variables, 30/32 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/74 variables, 8/40 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/74 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 60 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/74 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 60 unsolved
No progress, stopping.
After SMT solving in domain Real declared 74/74 variables, and 40 constraints, problems are : Problem set: 0 solved, 60 unsolved in 830 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 30/30 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 60/60 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 60 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 3 (OVERLAPS) 44/74 variables, 30/32 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/74 variables, 8/40 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/74 variables, 60/100 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/74 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 7 (OVERLAPS) 0/74 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 60 unsolved
No progress, stopping.
After SMT solving in domain Int declared 74/74 variables, and 100 constraints, problems are : Problem set: 0 solved, 60 unsolved in 1343 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 30/30 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 60/60 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2191ms problems are : Problem set: 0 solved, 60 unsolved
Search for dead transitions found 0 dead transitions in 2192ms
Starting structural reductions in LTL mode, iteration 1 : 30/33 places, 62/66 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2322 ms. Remains : 30/33 places, 62/66 transitions.
Stuttering acceptance computed with spot in 335 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1), true, (AND (NOT p0) (NOT p1)), (AND (NOT p0) p1)]
Running random walk in product with property : FunctionPointer-PT-a016-LTLCardinality-06
Product exploration explored 100000 steps with 14272 reset in 216 ms.
Product exploration explored 100000 steps with 14317 reset in 310 ms.
Computed a total of 3 stabilizing places and 8 stable transitions
Computed a total of 3 stabilizing places and 8 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 122 ms. Reduced automaton from 9 states, 14 edges and 2 AP (stutter sensitive) to 9 states, 14 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 342 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1), true, (AND (NOT p0) (NOT p1)), (AND (NOT p0) p1)]
RANDOM walk for 2886 steps (5 resets) in 31 ms. (90 steps per ms) remains 0/6 properties
Knowledge obtained : [(AND p0 (NOT p1)), (X (X p0))]
False Knowledge obtained : [(F (NOT (AND p0 (NOT p1)))), (F (NOT p0)), (F p1), (F (NOT (OR p0 p1))), (F (NOT (OR p0 (NOT p1)))), (F (NOT (OR (NOT p0) (NOT p1))))]
Knowledge based reduction with 2 factoid took 230 ms. Reduced automaton from 9 states, 14 edges and 2 AP (stutter sensitive) to 9 states, 14 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 394 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1), true, (AND (NOT p0) (NOT p1)), (AND (NOT p0) p1)]
Stuttering acceptance computed with spot in 396 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1), true, (AND (NOT p0) (NOT p1)), (AND (NOT p0) p1)]
Support contains 3 out of 30 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 30/30 places, 62/62 transitions.
Applied a total of 0 rules in 1 ms. Remains 30 /30 variables (removed 0) and now considering 62/62 (removed 0) transitions.
[2025-05-31 13:58:40] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2025-05-31 13:58:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 13:58:40] [INFO ] Implicit Places using invariants in 49 ms returned []
[2025-05-31 13:58:40] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2025-05-31 13:58:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 13:58:40] [INFO ] State equation strengthened by 8 read => feed constraints.
[2025-05-31 13:58:40] [INFO ] Implicit Places using invariants and state equation in 72 ms returned []
Implicit Place search using SMT with State Equation took 124 ms to find 0 implicit places.
Running 60 sub problems to find dead transitions.
[2025-05-31 13:58:40] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2025-05-31 13:58:40] [INFO ] Invariant cache hit.
[2025-05-31 13:58:40] [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) 0/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 3 (OVERLAPS) 44/74 variables, 30/32 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/74 variables, 8/40 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/74 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 60 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/74 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 60 unsolved
No progress, stopping.
After SMT solving in domain Real declared 74/74 variables, and 40 constraints, problems are : Problem set: 0 solved, 60 unsolved in 818 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 30/30 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 60/60 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 60 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 3 (OVERLAPS) 44/74 variables, 30/32 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/74 variables, 8/40 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/74 variables, 60/100 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/74 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 7 (OVERLAPS) 0/74 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 60 unsolved
No progress, stopping.
After SMT solving in domain Int declared 74/74 variables, and 100 constraints, problems are : Problem set: 0 solved, 60 unsolved in 1777 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 30/30 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 60/60 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2615ms problems are : Problem set: 0 solved, 60 unsolved
Search for dead transitions found 0 dead transitions in 2617ms
Finished structural reductions in LTL mode , in 1 iterations and 2742 ms. Remains : 30/30 places, 62/62 transitions.
Computed a total of 3 stabilizing places and 8 stable transitions
Computed a total of 3 stabilizing places and 8 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 110 ms. Reduced automaton from 9 states, 14 edges and 2 AP (stutter sensitive) to 9 states, 14 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 398 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1), true, (AND (NOT p0) (NOT p1)), (AND (NOT p0) p1)]
RANDOM walk for 2127 steps (6 resets) in 10 ms. (193 steps per ms) remains 0/6 properties
Knowledge obtained : [(AND p0 (NOT p1)), (X (X p0))]
False Knowledge obtained : [(F (NOT (AND p0 (NOT p1)))), (F (NOT p0)), (F p1), (F (NOT (OR p0 p1))), (F (NOT (OR p0 (NOT p1)))), (F (NOT (OR (NOT p0) (NOT p1))))]
Knowledge based reduction with 2 factoid took 325 ms. Reduced automaton from 9 states, 14 edges and 2 AP (stutter sensitive) to 9 states, 14 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 397 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1), true, (AND (NOT p0) (NOT p1)), (AND (NOT p0) p1)]
Stuttering acceptance computed with spot in 426 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1), true, (AND (NOT p0) (NOT p1)), (AND (NOT p0) p1)]
Stuttering acceptance computed with spot in 400 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1), true, (AND (NOT p0) (NOT p1)), (AND (NOT p0) p1)]
Product exploration explored 100000 steps with 14303 reset in 106 ms.
Product exploration explored 100000 steps with 14296 reset in 295 ms.
Applying partial POR strategy [false, false, false, false, false, true, true, true, true]
Stuttering acceptance computed with spot in 409 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1), true, (AND (NOT p0) (NOT p1)), (AND (NOT p0) p1)]
Support contains 3 out of 30 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 30/30 places, 62/62 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 30 transition count 60
Applied a total of 2 rules in 13 ms. Remains 30 /30 variables (removed 0) and now considering 60/62 (removed 2) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 13:58:46] [INFO ] Redundant transitions in 2 ms returned []
Running 58 sub problems to find dead transitions.
[2025-05-31 13:58:46] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
// Phase 1: matrix 43 rows 30 cols
[2025-05-31 13:58:46] [INFO ] Computed 2 invariants in 2 ms
[2025-05-31 13:58:46] [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) 0/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 3 (OVERLAPS) 43/73 variables, 30/32 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/73 variables, 8/40 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/73 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 58 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/73 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 58 unsolved
No progress, stopping.
After SMT solving in domain Real declared 73/73 variables, and 40 constraints, problems are : Problem set: 0 solved, 58 unsolved in 1035 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 30/30 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 58/58 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 58 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 3 (OVERLAPS) 43/73 variables, 30/32 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/73 variables, 8/40 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/73 variables, 58/98 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/73 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 7 (OVERLAPS) 0/73 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 58 unsolved
No progress, stopping.
After SMT solving in domain Int declared 73/73 variables, and 98 constraints, problems are : Problem set: 0 solved, 58 unsolved in 1636 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 30/30 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 58/58 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2694ms problems are : Problem set: 0 solved, 58 unsolved
Search for dead transitions found 0 dead transitions in 2695ms
Starting structural reductions in SI_LTL mode, iteration 1 : 30/30 places, 60/62 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2723 ms. Remains : 30/30 places, 60/62 transitions.
Built C files in :
/tmp/ltsmin10198974610506205067
[2025-05-31 13:58:49] [INFO ] Built C files in 24ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin10198974610506205067
Running compilation step : cd /tmp/ltsmin10198974610506205067;'/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 607 ms.
Running link step : cd /tmp/ltsmin10198974610506205067;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 121 ms.
Running LTSmin : cd /tmp/ltsmin10198974610506205067;'/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/stateBased3134345444944009730.hoa' '--buchi-type=spotba'
LTSmin run took 2982 ms.
FORMULA FunctionPointer-PT-a016-LTLCardinality-06 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property FunctionPointer-PT-a016-LTLCardinality-06 finished in 17311 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((p0||X(G(!p0)))))'
Support contains 2 out of 33 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 33/33 places, 66/66 transitions.
Graph (complete) has 151 edges and 33 vertex of which 32 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 31 transition count 64
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 31 transition count 64
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 5 place count 31 transition count 62
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 1 with 2 rules applied. Total rules applied 7 place count 31 transition count 60
Applied a total of 7 rules in 12 ms. Remains 31 /33 variables (removed 2) and now considering 60/66 (removed 6) transitions.
[2025-05-31 13:58:53] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
// Phase 1: matrix 43 rows 31 cols
[2025-05-31 13:58:53] [INFO ] Computed 2 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 13:58:53] [INFO ] Implicit Places using invariants in 52 ms returned []
[2025-05-31 13:58:53] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2025-05-31 13:58:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 13:58:53] [INFO ] State equation strengthened by 8 read => feed constraints.
[2025-05-31 13:58:53] [INFO ] Implicit Places using invariants and state equation in 102 ms returned []
Implicit Place search using SMT with State Equation took 155 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 13:58:53] [INFO ] Redundant transitions in 0 ms returned []
Running 58 sub problems to find dead transitions.
[2025-05-31 13:58:53] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2025-05-31 13:58:53] [INFO ] Invariant cache hit.
[2025-05-31 13:58:53] [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) 0/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 3 (OVERLAPS) 43/73 variables, 30/32 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/73 variables, 8/40 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/73 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 58 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 1/74 variables, 1/41 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/74 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 8 (OVERLAPS) 0/74 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 58 unsolved
No progress, stopping.
After SMT solving in domain Real declared 74/74 variables, and 41 constraints, problems are : Problem set: 0 solved, 58 unsolved in 990 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 31/31 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 58/58 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 58 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 3 (OVERLAPS) 43/73 variables, 30/32 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/73 variables, 8/40 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/73 variables, 4/44 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/73 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 7 (OVERLAPS) 1/74 variables, 1/45 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/74 variables, 54/99 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/74 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 10 (OVERLAPS) 0/74 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 58 unsolved
No progress, stopping.
After SMT solving in domain Int declared 74/74 variables, and 99 constraints, problems are : Problem set: 0 solved, 58 unsolved in 1658 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 31/31 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 58/58 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2672ms problems are : Problem set: 0 solved, 58 unsolved
Search for dead transitions found 0 dead transitions in 2672ms
Starting structural reductions in SI_LTL mode, iteration 1 : 31/33 places, 60/66 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2847 ms. Remains : 31/33 places, 60/66 transitions.
Stuttering acceptance computed with spot in 97 ms :[true, false, p0]
Running random walk in product with property : FunctionPointer-PT-a016-LTLCardinality-07
Entered a terminal (fully accepting) state of product in 171 steps with 1 reset in 1 ms.
FORMULA FunctionPointer-PT-a016-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a016-LTLCardinality-07 finished in 2961 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 33 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 33/33 places, 66/66 transitions.
Graph (complete) has 151 edges and 33 vertex of which 31 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
Discarding 2 places :
Also discarding 0 output transitions
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 30 transition count 64
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 30 transition count 64
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 5 place count 30 transition count 62
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 1 with 2 rules applied. Total rules applied 7 place count 30 transition count 60
Applied a total of 7 rules in 11 ms. Remains 30 /33 variables (removed 3) and now considering 60/66 (removed 6) transitions.
[2025-05-31 13:58:56] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
// Phase 1: matrix 43 rows 30 cols
[2025-05-31 13:58:56] [INFO ] Computed 2 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 13:58:56] [INFO ] Implicit Places using invariants in 52 ms returned []
[2025-05-31 13:58:56] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2025-05-31 13:58:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 13:58:56] [INFO ] State equation strengthened by 8 read => feed constraints.
[2025-05-31 13:58:56] [INFO ] Implicit Places using invariants and state equation in 86 ms returned []
Implicit Place search using SMT with State Equation took 140 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 13:58:56] [INFO ] Redundant transitions in 1 ms returned []
Running 58 sub problems to find dead transitions.
[2025-05-31 13:58:56] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2025-05-31 13:58:56] [INFO ] Invariant cache hit.
[2025-05-31 13:58:56] [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) 0/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 3 (OVERLAPS) 43/73 variables, 30/32 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/73 variables, 8/40 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/73 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 58 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/73 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 58 unsolved
No progress, stopping.
After SMT solving in domain Real declared 73/73 variables, and 40 constraints, problems are : Problem set: 0 solved, 58 unsolved in 872 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 30/30 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 58/58 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 58 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 3 (OVERLAPS) 43/73 variables, 30/32 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/73 variables, 8/40 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/73 variables, 58/98 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/73 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 7 (OVERLAPS) 0/73 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 58 unsolved
No progress, stopping.
After SMT solving in domain Int declared 73/73 variables, and 98 constraints, problems are : Problem set: 0 solved, 58 unsolved in 1297 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 30/30 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 58/58 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2183ms problems are : Problem set: 0 solved, 58 unsolved
Search for dead transitions found 0 dead transitions in 2185ms
Starting structural reductions in SI_LTL mode, iteration 1 : 30/33 places, 60/66 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2344 ms. Remains : 30/33 places, 60/66 transitions.
Stuttering acceptance computed with spot in 71 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : FunctionPointer-PT-a016-LTLCardinality-08
Stuttering criterion allowed to conclude after 6634 steps with 79 reset in 19 ms.
FORMULA FunctionPointer-PT-a016-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a016-LTLCardinality-08 finished in 2448 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 33 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 33/33 places, 66/66 transitions.
Graph (complete) has 151 edges and 33 vertex of which 31 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Discarding 2 places :
Also discarding 0 output transitions
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 30 transition count 64
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 30 transition count 64
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 5 place count 30 transition count 62
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 1 with 2 rules applied. Total rules applied 7 place count 30 transition count 60
Applied a total of 7 rules in 9 ms. Remains 30 /33 variables (removed 3) and now considering 60/66 (removed 6) transitions.
[2025-05-31 13:58:58] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2025-05-31 13:58:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 13:58:58] [INFO ] Implicit Places using invariants in 46 ms returned []
[2025-05-31 13:58:58] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2025-05-31 13:58:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 13:58:58] [INFO ] State equation strengthened by 8 read => feed constraints.
[2025-05-31 13:58:58] [INFO ] Implicit Places using invariants and state equation in 74 ms returned []
Implicit Place search using SMT with State Equation took 134 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 13:58:58] [INFO ] Redundant transitions in 1 ms returned []
Running 58 sub problems to find dead transitions.
[2025-05-31 13:58:58] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2025-05-31 13:58:58] [INFO ] Invariant cache hit.
[2025-05-31 13:58:58] [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) 0/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 3 (OVERLAPS) 43/73 variables, 30/32 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/73 variables, 8/40 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/73 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 58 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/73 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 58 unsolved
No progress, stopping.
After SMT solving in domain Real declared 73/73 variables, and 40 constraints, problems are : Problem set: 0 solved, 58 unsolved in 1247 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 30/30 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 58/58 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 58 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 3 (OVERLAPS) 43/73 variables, 30/32 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/73 variables, 8/40 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/73 variables, 58/98 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/73 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 7 (OVERLAPS) 0/73 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 58 unsolved
No progress, stopping.
After SMT solving in domain Int declared 73/73 variables, and 98 constraints, problems are : Problem set: 0 solved, 58 unsolved in 1311 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 30/30 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 58/58 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2571ms problems are : Problem set: 0 solved, 58 unsolved
Search for dead transitions found 0 dead transitions in 2572ms
Starting structural reductions in SI_LTL mode, iteration 1 : 30/33 places, 60/66 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2723 ms. Remains : 30/33 places, 60/66 transitions.
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Running random walk in product with property : FunctionPointer-PT-a016-LTLCardinality-10
Product exploration explored 100000 steps with 1057 reset in 150 ms.
Stack based approach found an accepted trace after 1482 steps with 15 reset with depth 67 and stack size 67 in 7 ms.
FORMULA FunctionPointer-PT-a016-LTLCardinality-10 FALSE TECHNIQUES STACK_TEST
Treatment of property FunctionPointer-PT-a016-LTLCardinality-10 finished in 2932 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((p0||X(p1)))))'
Support contains 3 out of 33 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 33/33 places, 66/66 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 31 transition count 66
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 3 place count 30 transition count 64
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 30 transition count 64
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 6 place count 30 transition count 62
Applied a total of 6 rules in 11 ms. Remains 30 /33 variables (removed 3) and now considering 62/66 (removed 4) transitions.
[2025-05-31 13:59:01] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
// Phase 1: matrix 44 rows 30 cols
[2025-05-31 13:59:01] [INFO ] Computed 2 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 13:59:01] [INFO ] Implicit Places using invariants in 53 ms returned []
[2025-05-31 13:59:01] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2025-05-31 13:59:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 13:59:01] [INFO ] State equation strengthened by 8 read => feed constraints.
[2025-05-31 13:59:01] [INFO ] Implicit Places using invariants and state equation in 75 ms returned []
Implicit Place search using SMT with State Equation took 130 ms to find 0 implicit places.
Running 60 sub problems to find dead transitions.
[2025-05-31 13:59:01] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2025-05-31 13:59:01] [INFO ] Invariant cache hit.
[2025-05-31 13:59:01] [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) 0/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 3 (OVERLAPS) 44/74 variables, 30/32 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/74 variables, 8/40 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/74 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 60 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/74 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 60 unsolved
No progress, stopping.
After SMT solving in domain Real declared 74/74 variables, and 40 constraints, problems are : Problem set: 0 solved, 60 unsolved in 848 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 30/30 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 60/60 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 60 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 3 (OVERLAPS) 44/74 variables, 30/32 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/74 variables, 8/40 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/74 variables, 60/100 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/74 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 7 (OVERLAPS) 0/74 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 60 unsolved
No progress, stopping.
After SMT solving in domain Int declared 74/74 variables, and 100 constraints, problems are : Problem set: 0 solved, 60 unsolved in 1375 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 30/30 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 60/60 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2236ms problems are : Problem set: 0 solved, 60 unsolved
Search for dead transitions found 0 dead transitions in 2238ms
Starting structural reductions in LTL mode, iteration 1 : 30/33 places, 62/66 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2379 ms. Remains : 30/33 places, 62/66 transitions.
Stuttering acceptance computed with spot in 111 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : FunctionPointer-PT-a016-LTLCardinality-12
Product exploration explored 100000 steps with 33333 reset in 145 ms.
Product exploration explored 100000 steps with 33333 reset in 174 ms.
Computed a total of 3 stabilizing places and 8 stable transitions
Computed a total of 3 stabilizing places and 8 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT p0)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 5 factoid took 13 ms. Reduced automaton from 3 states, 3 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA FunctionPointer-PT-a016-LTLCardinality-12 TRUE TECHNIQUES KNOWLEDGE
Treatment of property FunctionPointer-PT-a016-LTLCardinality-12 finished in 2841 ms.
All properties solved by simple procedures.
Total runtime 45107 ms.

BK_STOP 1748699944633

--------------------
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="FunctionPointer-PT-a016"
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 FunctionPointer-PT-a016, 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 r100-smll-174867007300027"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FunctionPointer-PT-a016.tgz
mv FunctionPointer-PT-a016 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 ;