Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r496-tall-171640602800164.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-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 2-5568
Executing tool ltsminxred
Input is FunctionPointer-PT-a002, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r496-tall-171640602800164
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 480K
-rw-r--r-- 1 mcc users 6.9K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 78K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.3K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 59K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K Apr 22 14:45 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Apr 22 14:45 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 19 07:18 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 19 18:23 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.7K Apr 11 16:12 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 105K Apr 11 16:12 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.2K Apr 11 16:11 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 82K Apr 11 16:11 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 19 07:11 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 19 15:26 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 5 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 34K May 18 16:42 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME FunctionPointer-PT-a002-LTLFireability-00
FORMULA_NAME FunctionPointer-PT-a002-LTLFireability-01
FORMULA_NAME FunctionPointer-PT-a002-LTLFireability-02
FORMULA_NAME FunctionPointer-PT-a002-LTLFireability-03
FORMULA_NAME FunctionPointer-PT-a002-LTLFireability-04
FORMULA_NAME FunctionPointer-PT-a002-LTLFireability-05
FORMULA_NAME FunctionPointer-PT-a002-LTLFireability-06
FORMULA_NAME FunctionPointer-PT-a002-LTLFireability-07
FORMULA_NAME FunctionPointer-PT-a002-LTLFireability-08
FORMULA_NAME FunctionPointer-PT-a002-LTLFireability-09
FORMULA_NAME FunctionPointer-PT-a002-LTLFireability-10
FORMULA_NAME FunctionPointer-PT-a002-LTLFireability-11
FORMULA_NAME FunctionPointer-PT-a002-LTLFireability-12
FORMULA_NAME FunctionPointer-PT-a002-LTLFireability-13
FORMULA_NAME FunctionPointer-PT-a002-LTLFireability-14
FORMULA_NAME FunctionPointer-PT-a002-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1717187075225

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FunctionPointer-PT-a002
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-05-31 20:24:36] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-05-31 20:24:36] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-31 20:24:36] [INFO ] Load time of PNML (sax parser for PT used): 59 ms
[2024-05-31 20:24:36] [INFO ] Transformed 40 places.
[2024-05-31 20:24:36] [INFO ] Transformed 70 transitions.
[2024-05-31 20:24:36] [INFO ] Parsed PT model containing 40 places and 70 transitions and 284 arcs in 194 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 11 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 4 transitions.
FORMULA FunctionPointer-PT-a002-LTLFireability-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-a002-LTLFireability-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-a002-LTLFireability-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 23 out of 34 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 34/34 places, 66/66 transitions.
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 31 transition count 66
Applied a total of 3 rules in 22 ms. Remains 31 /34 variables (removed 3) and now considering 66/66 (removed 0) transitions.
[2024-05-31 20:24:36] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
// Phase 1: matrix 46 rows 31 cols
[2024-05-31 20:24:36] [INFO ] Computed 2 invariants in 14 ms
[2024-05-31 20:24:37] [INFO ] Implicit Places using invariants in 169 ms returned []
[2024-05-31 20:24:37] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
[2024-05-31 20:24:37] [INFO ] Invariant cache hit.
[2024-05-31 20:24:37] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-31 20:24:37] [INFO ] Implicit Places using invariants and state equation in 93 ms returned []
Implicit Place search using SMT with State Equation took 315 ms to find 0 implicit places.
Running 64 sub problems to find dead transitions.
[2024-05-31 20:24:37] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
[2024-05-31 20:24:37] [INFO ] Invariant cache hit.
[2024-05-31 20:24:37] [INFO ] State equation strengthened by 8 read => feed constraints.
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, 1/2 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/31 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 3 (OVERLAPS) 46/77 variables, 31/33 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/77 variables, 8/41 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/77 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 6 (OVERLAPS) 0/77 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 64 unsolved
No progress, stopping.
After SMT solving in domain Real declared 77/77 variables, and 41 constraints, problems are : Problem set: 0 solved, 64 unsolved in 714 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: 64/64 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 64 unsolved
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, 1/2 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/31 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 3 (OVERLAPS) 46/77 variables, 31/33 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/77 variables, 8/41 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/77 variables, 64/105 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/77 variables, 0/105 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 7 (OVERLAPS) 0/77 variables, 0/105 constraints. Problems are: Problem set: 0 solved, 64 unsolved
No progress, stopping.
After SMT solving in domain Int declared 77/77 variables, and 105 constraints, problems are : Problem set: 0 solved, 64 unsolved in 761 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: 64/64 constraints, Known Traps: 0/0 constraints]
After SMT, in 1550ms problems are : Problem set: 0 solved, 64 unsolved
Search for dead transitions found 0 dead transitions in 1564ms
Starting structural reductions in LTL mode, iteration 1 : 31/34 places, 66/66 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1923 ms. Remains : 31/34 places, 66/66 transitions.
Support contains 23 out of 31 places after structural reductions.
[2024-05-31 20:24:38] [INFO ] Flatten gal took : 22 ms
[2024-05-31 20:24:38] [INFO ] Flatten gal took : 10 ms
[2024-05-31 20:24:39] [INFO ] Input system was already deterministic with 66 transitions.
Reduction of identical properties reduced properties to check from 26 to 24
RANDOM walk for 40001 steps (257 resets) in 836 ms. (47 steps per ms) remains 1/24 properties
BEST_FIRST walk for 40004 steps (8 resets) in 114 ms. (347 steps per ms) remains 1/1 properties
[2024-05-31 20:24:39] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
[2024-05-31 20:24:39] [INFO ] Invariant cache hit.
[2024-05-31 20:24:39] [INFO ] State equation strengthened by 8 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 28/32 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/32 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem AtomicPropp4 is UNSAT
After SMT solving in domain Real declared 74/77 variables, and 28 constraints, problems are : Problem set: 1 solved, 0 unsolved in 45 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 28/31 constraints, ReadFeed: 0/8 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 62ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
FORMULA FunctionPointer-PT-a002-LTLFireability-13 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 1 atomic propositions for a total of 12 simplifications.
Computed a total of 3 stabilizing places and 8 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0 U p1)))'
Support contains 3 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 66/66 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 30 transition count 64
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 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 4 place count 30 transition count 62
Applied a total of 4 rules in 6 ms. Remains 30 /31 variables (removed 1) and now considering 62/66 (removed 4) transitions.
[2024-05-31 20:24:39] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
// Phase 1: matrix 44 rows 30 cols
[2024-05-31 20:24:39] [INFO ] Computed 2 invariants in 4 ms
[2024-05-31 20:24:39] [INFO ] Implicit Places using invariants in 35 ms returned []
[2024-05-31 20:24:39] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2024-05-31 20:24:39] [INFO ] Invariant cache hit.
[2024-05-31 20:24:39] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-31 20:24:39] [INFO ] Implicit Places using invariants and state equation in 72 ms returned []
Implicit Place search using SMT with State Equation took 108 ms to find 0 implicit places.
Running 60 sub problems to find dead transitions.
[2024-05-31 20:24:39] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2024-05-31 20:24:39] [INFO ] Invariant cache hit.
[2024-05-31 20:24:39] [INFO ] State equation strengthened by 8 read => feed constraints.
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
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 681 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]
Escalating to Integer solving :Problem set: 0 solved, 60 unsolved
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 596 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]
After SMT, in 1306ms problems are : Problem set: 0 solved, 60 unsolved
Search for dead transitions found 0 dead transitions in 1307ms
Starting structural reductions in LTL mode, iteration 1 : 30/31 places, 62/66 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1422 ms. Remains : 30/31 places, 62/66 transitions.
Stuttering acceptance computed with spot in 191 ms :[(NOT p1), (NOT p1), true]
Running random walk in product with property : FunctionPointer-PT-a002-LTLFireability-00
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA FunctionPointer-PT-a002-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a002-LTLFireability-00 finished in 1675 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 2 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 66/66 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 30 transition count 64
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 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 4 place count 30 transition count 62
Applied a total of 4 rules in 3 ms. Remains 30 /31 variables (removed 1) and now considering 62/66 (removed 4) transitions.
[2024-05-31 20:24:41] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2024-05-31 20:24:41] [INFO ] Invariant cache hit.
[2024-05-31 20:24:41] [INFO ] Implicit Places using invariants in 34 ms returned []
[2024-05-31 20:24:41] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2024-05-31 20:24:41] [INFO ] Invariant cache hit.
[2024-05-31 20:24:41] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-31 20:24:41] [INFO ] Implicit Places using invariants and state equation in 44 ms returned []
Implicit Place search using SMT with State Equation took 88 ms to find 0 implicit places.
Running 60 sub problems to find dead transitions.
[2024-05-31 20:24:41] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2024-05-31 20:24:41] [INFO ] Invariant cache hit.
[2024-05-31 20:24:41] [INFO ] State equation strengthened by 8 read => feed constraints.
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
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 664 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]
Escalating to Integer solving :Problem set: 0 solved, 60 unsolved
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 601 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]
After SMT, in 1287ms problems are : Problem set: 0 solved, 60 unsolved
Search for dead transitions found 0 dead transitions in 1288ms
Starting structural reductions in LTL mode, iteration 1 : 30/31 places, 62/66 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1379 ms. Remains : 30/31 places, 62/66 transitions.
Stuttering acceptance computed with spot in 81 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : FunctionPointer-PT-a002-LTLFireability-01
Stuttering criterion allowed to conclude after 659 steps with 42 reset in 6 ms.
FORMULA FunctionPointer-PT-a002-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a002-LTLFireability-01 finished in 1481 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 31 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 31/31 places, 66/66 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 30 transition count 64
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 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 4 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 6 place count 30 transition count 60
Applied a total of 6 rules in 16 ms. Remains 30 /31 variables (removed 1) and now considering 60/66 (removed 6) transitions.
[2024-05-31 20:24:42] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
// Phase 1: matrix 43 rows 30 cols
[2024-05-31 20:24:42] [INFO ] Computed 2 invariants in 1 ms
[2024-05-31 20:24:43] [INFO ] Implicit Places using invariants in 54 ms returned []
[2024-05-31 20:24:43] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2024-05-31 20:24:43] [INFO ] Invariant cache hit.
[2024-05-31 20:24:43] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-31 20:24:43] [INFO ] Implicit Places using invariants and state equation in 55 ms returned []
Implicit Place search using SMT with State Equation took 111 ms to find 0 implicit places.
[2024-05-31 20:24:43] [INFO ] Redundant transitions in 1 ms returned []
Running 58 sub problems to find dead transitions.
[2024-05-31 20:24:43] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2024-05-31 20:24:43] [INFO ] Invariant cache hit.
[2024-05-31 20:24:43] [INFO ] State equation strengthened by 8 read => feed constraints.
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
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 665 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]
Escalating to Integer solving :Problem set: 0 solved, 58 unsolved
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 547 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]
After SMT, in 1237ms problems are : Problem set: 0 solved, 58 unsolved
Search for dead transitions found 0 dead transitions in 1237ms
Starting structural reductions in SI_LTL mode, iteration 1 : 30/31 places, 60/66 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1373 ms. Remains : 30/31 places, 60/66 transitions.
Stuttering acceptance computed with spot in 84 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : FunctionPointer-PT-a002-LTLFireability-02
Product exploration explored 100000 steps with 3596 reset in 263 ms.
Product exploration explored 100000 steps with 3538 reset in 169 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 : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 104 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 111 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 23 steps (0 resets) in 4 ms. (4 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 93 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 75 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 82 ms :[(NOT p0), (NOT p0)]
Support contains 2 out of 30 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 30/30 places, 60/60 transitions.
Applied a total of 0 rules in 4 ms. Remains 30 /30 variables (removed 0) and now considering 60/60 (removed 0) transitions.
[2024-05-31 20:24:45] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2024-05-31 20:24:45] [INFO ] Invariant cache hit.
[2024-05-31 20:24:45] [INFO ] Implicit Places using invariants in 36 ms returned []
[2024-05-31 20:24:45] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2024-05-31 20:24:45] [INFO ] Invariant cache hit.
[2024-05-31 20:24:45] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-31 20:24:45] [INFO ] Implicit Places using invariants and state equation in 57 ms returned []
Implicit Place search using SMT with State Equation took 100 ms to find 0 implicit places.
[2024-05-31 20:24:45] [INFO ] Redundant transitions in 0 ms returned []
Running 58 sub problems to find dead transitions.
[2024-05-31 20:24:45] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2024-05-31 20:24:45] [INFO ] Invariant cache hit.
[2024-05-31 20:24:45] [INFO ] State equation strengthened by 8 read => feed constraints.
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
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 640 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]
Escalating to Integer solving :Problem set: 0 solved, 58 unsolved
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 587 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]
After SMT, in 1254ms problems are : Problem set: 0 solved, 58 unsolved
Search for dead transitions found 0 dead transitions in 1255ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 1367 ms. Remains : 30/30 places, 60/60 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 : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 74 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 78 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 23 steps (0 resets) in 4 ms. (4 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 97 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 65 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 73 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 69 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 3312 reset in 121 ms.
Product exploration explored 100000 steps with 3493 reset in 128 ms.
Support contains 2 out of 30 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 30/30 places, 60/60 transitions.
Applied a total of 0 rules in 3 ms. Remains 30 /30 variables (removed 0) and now considering 60/60 (removed 0) transitions.
[2024-05-31 20:24:47] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2024-05-31 20:24:47] [INFO ] Invariant cache hit.
[2024-05-31 20:24:47] [INFO ] Implicit Places using invariants in 41 ms returned []
[2024-05-31 20:24:47] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2024-05-31 20:24:47] [INFO ] Invariant cache hit.
[2024-05-31 20:24:47] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-31 20:24:47] [INFO ] Implicit Places using invariants and state equation in 45 ms returned []
Implicit Place search using SMT with State Equation took 87 ms to find 0 implicit places.
[2024-05-31 20:24:47] [INFO ] Redundant transitions in 1 ms returned []
Running 58 sub problems to find dead transitions.
[2024-05-31 20:24:47] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2024-05-31 20:24:47] [INFO ] Invariant cache hit.
[2024-05-31 20:24:47] [INFO ] State equation strengthened by 8 read => feed constraints.
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
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 490 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]
Escalating to Integer solving :Problem set: 0 solved, 58 unsolved
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 573 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]
After SMT, in 1084ms problems are : Problem set: 0 solved, 58 unsolved
Search for dead transitions found 0 dead transitions in 1085ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 1185 ms. Remains : 30/30 places, 60/60 transitions.
Treatment of property FunctionPointer-PT-a002-LTLFireability-02 finished in 5729 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((p0||X(G(p1)))))'
Support contains 4 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 66/66 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 30 transition count 64
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 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 4 place count 30 transition count 62
Applied a total of 4 rules in 2 ms. Remains 30 /31 variables (removed 1) and now considering 62/66 (removed 4) transitions.
[2024-05-31 20:24:48] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
// Phase 1: matrix 44 rows 30 cols
[2024-05-31 20:24:48] [INFO ] Computed 2 invariants in 1 ms
[2024-05-31 20:24:48] [INFO ] Implicit Places using invariants in 31 ms returned []
[2024-05-31 20:24:48] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2024-05-31 20:24:48] [INFO ] Invariant cache hit.
[2024-05-31 20:24:48] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-31 20:24:48] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 93 ms to find 0 implicit places.
Running 60 sub problems to find dead transitions.
[2024-05-31 20:24:48] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2024-05-31 20:24:48] [INFO ] Invariant cache hit.
[2024-05-31 20:24:48] [INFO ] State equation strengthened by 8 read => feed constraints.
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
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 526 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]
Escalating to Integer solving :Problem set: 0 solved, 60 unsolved
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 584 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]
After SMT, in 1127ms problems are : Problem set: 0 solved, 60 unsolved
Search for dead transitions found 0 dead transitions in 1129ms
Starting structural reductions in LTL mode, iteration 1 : 30/31 places, 62/66 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1224 ms. Remains : 30/31 places, 62/66 transitions.
Stuttering acceptance computed with spot in 96 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : FunctionPointer-PT-a002-LTLFireability-03
Entered a terminal (fully accepting) state of product in 1505 steps with 14 reset in 3 ms.
FORMULA FunctionPointer-PT-a002-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a002-LTLFireability-03 finished in 1336 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((p0||G(F((p0||G(p1))))))))'
Support contains 3 out of 31 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 31/31 places, 66/66 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 30 transition count 64
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 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 4 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 6 place count 30 transition count 60
Applied a total of 6 rules in 6 ms. Remains 30 /31 variables (removed 1) and now considering 60/66 (removed 6) transitions.
[2024-05-31 20:24:50] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
// Phase 1: matrix 43 rows 30 cols
[2024-05-31 20:24:50] [INFO ] Computed 2 invariants in 0 ms
[2024-05-31 20:24:50] [INFO ] Implicit Places using invariants in 26 ms returned []
[2024-05-31 20:24:50] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2024-05-31 20:24:50] [INFO ] Invariant cache hit.
[2024-05-31 20:24:50] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-31 20:24:50] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 97 ms to find 0 implicit places.
[2024-05-31 20:24:50] [INFO ] Redundant transitions in 0 ms returned []
Running 58 sub problems to find dead transitions.
[2024-05-31 20:24:50] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2024-05-31 20:24:50] [INFO ] Invariant cache hit.
[2024-05-31 20:24:50] [INFO ] State equation strengthened by 8 read => feed constraints.
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
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 529 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]
Escalating to Integer solving :Problem set: 0 solved, 58 unsolved
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 594 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]
After SMT, in 1169ms problems are : Problem set: 0 solved, 58 unsolved
Search for dead transitions found 0 dead transitions in 1169ms
Starting structural reductions in SI_LTL mode, iteration 1 : 30/31 places, 60/66 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1282 ms. Remains : 30/31 places, 60/66 transitions.
Stuttering acceptance computed with spot in 78 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : FunctionPointer-PT-a002-LTLFireability-04
Product exploration explored 100000 steps with 1095 reset in 162 ms.
Product exploration explored 100000 steps with 1092 reset in 189 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 p1) (NOT p0)), (X (NOT p0)), (X (X (AND p1 (NOT p0)))), (X (X (NOT p0))), (X (X p1)), (X (X (NOT (AND (NOT p1) (NOT p0)))))]
False Knowledge obtained : [(X (AND p1 (NOT p0))), (X (NOT (AND p1 (NOT p0)))), (X p1), (X (NOT p1)), (X (AND (NOT p1) (NOT p0))), (X (NOT (AND (NOT p1) (NOT p0))))]
Knowledge based reduction with 6 factoid took 299 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 117 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
RANDOM walk for 1051 steps (6 resets) in 9 ms. (105 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT p0)), (X (X (AND p1 (NOT p0)))), (X (X (NOT p0))), (X (X p1)), (X (X (NOT (AND (NOT p1) (NOT p0)))))]
False Knowledge obtained : [(X (AND p1 (NOT p0))), (X (NOT (AND p1 (NOT p0)))), (X p1), (X (NOT p1)), (X (AND (NOT p1) (NOT p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (F p1), (F (NOT (OR (NOT p1) p0))), (F (NOT (AND (NOT p1) (NOT p0)))), (F p0)]
Knowledge based reduction with 6 factoid took 391 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 59 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 78 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
[2024-05-31 20:24:52] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2024-05-31 20:24:52] [INFO ] Invariant cache hit.
[2024-05-31 20:24:52] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-31 20:24:52] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-31 20:24:52] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2024-05-31 20:24:52] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 20:24:52] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-31 20:24:52] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-31 20:24:52] [INFO ] [Nat]Absence check using state equation in 9 ms returned sat
[2024-05-31 20:24:52] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-31 20:24:52] [INFO ] [Nat]Added 8 Read/Feed constraints in 2 ms returned sat
[2024-05-31 20:24:52] [INFO ] Computed and/alt/rep : 26/109/24 causal constraints (skipped 17 transitions) in 3 ms.
[2024-05-31 20:24:52] [INFO ] Added : 0 causal constraints over 0 iterations in 12 ms. Result :sat
Could not prove EG (AND (NOT p1) (NOT p0))
Support contains 3 out of 30 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 30/30 places, 60/60 transitions.
Applied a total of 0 rules in 2 ms. Remains 30 /30 variables (removed 0) and now considering 60/60 (removed 0) transitions.
[2024-05-31 20:24:52] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2024-05-31 20:24:52] [INFO ] Invariant cache hit.
[2024-05-31 20:24:52] [INFO ] Implicit Places using invariants in 44 ms returned []
[2024-05-31 20:24:52] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2024-05-31 20:24:52] [INFO ] Invariant cache hit.
[2024-05-31 20:24:52] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-31 20:24:52] [INFO ] Implicit Places using invariants and state equation in 41 ms returned []
Implicit Place search using SMT with State Equation took 100 ms to find 0 implicit places.
[2024-05-31 20:24:53] [INFO ] Redundant transitions in 1 ms returned []
Running 58 sub problems to find dead transitions.
[2024-05-31 20:24:53] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2024-05-31 20:24:53] [INFO ] Invariant cache hit.
[2024-05-31 20:24:53] [INFO ] State equation strengthened by 8 read => feed constraints.
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
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 605 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]
Escalating to Integer solving :Problem set: 0 solved, 58 unsolved
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 578 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]
After SMT, in 1204ms problems are : Problem set: 0 solved, 58 unsolved
Search for dead transitions found 0 dead transitions in 1206ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 1321 ms. Remains : 30/30 places, 60/60 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 (NOT p1) (NOT p0)), (X (NOT p0)), (X (X (AND p1 (NOT p0)))), (X (X (NOT p0))), (X (X p1)), (X (X (NOT (AND (NOT p1) (NOT p0)))))]
False Knowledge obtained : [(X (AND p1 (NOT p0))), (X (NOT (AND p1 (NOT p0)))), (X p1), (X (NOT p1)), (X (AND (NOT p1) (NOT p0))), (X (NOT (AND (NOT p1) (NOT p0))))]
Knowledge based reduction with 6 factoid took 362 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 70 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
RANDOM walk for 1489 steps (4 resets) in 8 ms. (165 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT p0)), (X (X (AND p1 (NOT p0)))), (X (X (NOT p0))), (X (X p1)), (X (X (NOT (AND (NOT p1) (NOT p0)))))]
False Knowledge obtained : [(X (AND p1 (NOT p0))), (X (NOT (AND p1 (NOT p0)))), (X p1), (X (NOT p1)), (X (AND (NOT p1) (NOT p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (F p1), (F (NOT (OR (NOT p1) p0))), (F (NOT (AND (NOT p1) (NOT p0)))), (F p0)]
Knowledge based reduction with 6 factoid took 328 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 74 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 69 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
[2024-05-31 20:24:55] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2024-05-31 20:24:55] [INFO ] Invariant cache hit.
[2024-05-31 20:24:55] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-05-31 20:24:55] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-31 20:24:55] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2024-05-31 20:24:55] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 20:24:55] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-31 20:24:55] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-31 20:24:55] [INFO ] [Nat]Absence check using state equation in 12 ms returned sat
[2024-05-31 20:24:55] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-31 20:24:55] [INFO ] [Nat]Added 8 Read/Feed constraints in 2 ms returned sat
[2024-05-31 20:24:55] [INFO ] Computed and/alt/rep : 26/109/24 causal constraints (skipped 17 transitions) in 2 ms.
[2024-05-31 20:24:55] [INFO ] Added : 0 causal constraints over 0 iterations in 6 ms. Result :sat
Could not prove EG (AND (NOT p1) (NOT p0))
Stuttering acceptance computed with spot in 70 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Product exploration explored 100000 steps with 1066 reset in 111 ms.
Product exploration explored 100000 steps with 1057 reset in 119 ms.
Support contains 3 out of 30 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 30/30 places, 60/60 transitions.
Applied a total of 0 rules in 2 ms. Remains 30 /30 variables (removed 0) and now considering 60/60 (removed 0) transitions.
[2024-05-31 20:24:55] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2024-05-31 20:24:55] [INFO ] Invariant cache hit.
[2024-05-31 20:24:55] [INFO ] Implicit Places using invariants in 39 ms returned []
[2024-05-31 20:24:55] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2024-05-31 20:24:55] [INFO ] Invariant cache hit.
[2024-05-31 20:24:55] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-31 20:24:55] [INFO ] Implicit Places using invariants and state equation in 39 ms returned []
Implicit Place search using SMT with State Equation took 100 ms to find 0 implicit places.
[2024-05-31 20:24:55] [INFO ] Redundant transitions in 1 ms returned []
Running 58 sub problems to find dead transitions.
[2024-05-31 20:24:55] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2024-05-31 20:24:55] [INFO ] Invariant cache hit.
[2024-05-31 20:24:55] [INFO ] State equation strengthened by 8 read => feed constraints.
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
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 572 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]
Escalating to Integer solving :Problem set: 0 solved, 58 unsolved
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 572 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]
After SMT, in 1177ms problems are : Problem set: 0 solved, 58 unsolved
Search for dead transitions found 0 dead transitions in 1177ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 1289 ms. Remains : 30/30 places, 60/60 transitions.
Treatment of property FunctionPointer-PT-a002-LTLFireability-04 finished in 6886 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((!p0&&X((!p0 U (!p1||G(!p0))))) U (G((!p0&&X((!p0 U (!p1||G(!p0))))))||(!p0&&X((!p0 U (!p1||G(!p0))))&&(!p2||(!p3&&X((F(!p0)||G(!p3))))))))))'
Support contains 6 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 66/66 transitions.
Applied a total of 0 rules in 1 ms. Remains 31 /31 variables (removed 0) and now considering 66/66 (removed 0) transitions.
[2024-05-31 20:24:56] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
// Phase 1: matrix 46 rows 31 cols
[2024-05-31 20:24:56] [INFO ] Computed 2 invariants in 2 ms
[2024-05-31 20:24:56] [INFO ] Implicit Places using invariants in 28 ms returned []
[2024-05-31 20:24:56] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
[2024-05-31 20:24:56] [INFO ] Invariant cache hit.
[2024-05-31 20:24:56] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-31 20:24:57] [INFO ] Implicit Places using invariants and state equation in 46 ms returned []
Implicit Place search using SMT with State Equation took 76 ms to find 0 implicit places.
Running 64 sub problems to find dead transitions.
[2024-05-31 20:24:57] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
[2024-05-31 20:24:57] [INFO ] Invariant cache hit.
[2024-05-31 20:24:57] [INFO ] State equation strengthened by 8 read => feed constraints.
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, 1/2 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/31 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 3 (OVERLAPS) 46/77 variables, 31/33 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/77 variables, 8/41 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/77 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 6 (OVERLAPS) 0/77 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 64 unsolved
No progress, stopping.
After SMT solving in domain Real declared 77/77 variables, and 41 constraints, problems are : Problem set: 0 solved, 64 unsolved in 540 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: 64/64 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 64 unsolved
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, 1/2 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/31 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 3 (OVERLAPS) 46/77 variables, 31/33 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/77 variables, 8/41 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/77 variables, 64/105 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/77 variables, 0/105 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 7 (OVERLAPS) 0/77 variables, 0/105 constraints. Problems are: Problem set: 0 solved, 64 unsolved
No progress, stopping.
After SMT solving in domain Int declared 77/77 variables, and 105 constraints, problems are : Problem set: 0 solved, 64 unsolved in 643 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: 64/64 constraints, Known Traps: 0/0 constraints]
After SMT, in 1205ms problems are : Problem set: 0 solved, 64 unsolved
Search for dead transitions found 0 dead transitions in 1206ms
Finished structural reductions in LTL mode , in 1 iterations and 1283 ms. Remains : 31/31 places, 66/66 transitions.
Stuttering acceptance computed with spot in 209 ms :[p0, p0, true, (AND p0 p1), (AND p0 p3), p0]
Running random walk in product with property : FunctionPointer-PT-a002-LTLFireability-07
Product exploration explored 100000 steps with 33333 reset in 83 ms.
Product exploration explored 100000 steps with 33333 reset in 89 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) (NOT p2) (NOT p3) (NOT p1)), (X (NOT p2)), (X (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p3)))), (X (NOT (AND (NOT p0) p2 (NOT p3)))), (X (NOT (AND (NOT p0) p2 p3))), (X (NOT p0)), (X (X (NOT p2))), (X (X (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p3))))), (X (X (NOT (AND p0 p3)))), (X (X (NOT (AND p0 (NOT p3))))), (X (X (NOT (AND (NOT p0) p2 (NOT p3))))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND (NOT p0) p2 p3)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(X p3), (X (NOT p3)), (X (X p3)), (X (X (NOT p3)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 16 factoid took 13 ms. Reduced automaton from 6 states, 11 edges and 4 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA FunctionPointer-PT-a002-LTLFireability-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property FunctionPointer-PT-a002-LTLFireability-07 finished in 1697 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((p1||G((G(!p1)||p2)))&&p0)))'
Support contains 4 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 66/66 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 30 transition count 64
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 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 4 place count 30 transition count 62
Applied a total of 4 rules in 3 ms. Remains 30 /31 variables (removed 1) and now considering 62/66 (removed 4) transitions.
[2024-05-31 20:24:58] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
// Phase 1: matrix 44 rows 30 cols
[2024-05-31 20:24:58] [INFO ] Computed 2 invariants in 1 ms
[2024-05-31 20:24:58] [INFO ] Implicit Places using invariants in 34 ms returned []
[2024-05-31 20:24:58] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2024-05-31 20:24:58] [INFO ] Invariant cache hit.
[2024-05-31 20:24:58] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-31 20:24:58] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 89 ms to find 0 implicit places.
Running 60 sub problems to find dead transitions.
[2024-05-31 20:24:58] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2024-05-31 20:24:58] [INFO ] Invariant cache hit.
[2024-05-31 20:24:58] [INFO ] State equation strengthened by 8 read => feed constraints.
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
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 620 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]
Escalating to Integer solving :Problem set: 0 solved, 60 unsolved
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 601 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]
After SMT, in 1237ms problems are : Problem set: 0 solved, 60 unsolved
Search for dead transitions found 0 dead transitions in 1238ms
Starting structural reductions in LTL mode, iteration 1 : 30/31 places, 62/66 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1330 ms. Remains : 30/31 places, 62/66 transitions.
Stuttering acceptance computed with spot in 188 ms :[true, (NOT p0), (NOT p0), p1, (AND p1 (NOT p2))]
Running random walk in product with property : FunctionPointer-PT-a002-LTLFireability-08
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA FunctionPointer-PT-a002-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a002-LTLFireability-08 finished in 1540 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((((G(F(p1)) U p2)&&(!p1 U (p3||G(!p1))))||p0)))'
Support contains 6 out of 31 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 31/31 places, 66/66 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 30 transition count 64
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 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 4 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 6 place count 30 transition count 60
Applied a total of 6 rules in 7 ms. Remains 30 /31 variables (removed 1) and now considering 60/66 (removed 6) transitions.
[2024-05-31 20:25:00] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
// Phase 1: matrix 43 rows 30 cols
[2024-05-31 20:25:00] [INFO ] Computed 2 invariants in 1 ms
[2024-05-31 20:25:00] [INFO ] Implicit Places using invariants in 43 ms returned []
[2024-05-31 20:25:00] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2024-05-31 20:25:00] [INFO ] Invariant cache hit.
[2024-05-31 20:25:00] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-31 20:25:00] [INFO ] Implicit Places using invariants and state equation in 46 ms returned []
Implicit Place search using SMT with State Equation took 101 ms to find 0 implicit places.
[2024-05-31 20:25:00] [INFO ] Redundant transitions in 0 ms returned []
Running 58 sub problems to find dead transitions.
[2024-05-31 20:25:00] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2024-05-31 20:25:00] [INFO ] Invariant cache hit.
[2024-05-31 20:25:00] [INFO ] State equation strengthened by 8 read => feed constraints.
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
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 511 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]
Escalating to Integer solving :Problem set: 0 solved, 58 unsolved
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 541 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]
After SMT, in 1085ms problems are : Problem set: 0 solved, 58 unsolved
Search for dead transitions found 0 dead transitions in 1086ms
Starting structural reductions in SI_LTL mode, iteration 1 : 30/31 places, 60/66 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1207 ms. Remains : 30/31 places, 60/66 transitions.
Stuttering acceptance computed with spot in 196 ms :[(OR (AND (NOT p0) p1 (NOT p3)) (AND (NOT p0) (NOT p2))), true, (NOT p1), (NOT p1), (NOT p2), (AND p0 p1 (NOT p3))]
Running random walk in product with property : FunctionPointer-PT-a002-LTLFireability-09
Product exploration explored 100000 steps with 997 reset in 162 ms.
Product exploration explored 100000 steps with 1012 reset in 162 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) p3 (NOT p2)), (X (NOT (AND (NOT p0) p1 (NOT p3)))), (X (NOT p2)), (X (NOT (OR (AND (NOT p0) (NOT p2) (NOT p1)) (AND (NOT p0) (NOT p2) p3)))), (X p3), (X (NOT (AND (NOT p0) (NOT p1) (NOT p3)))), (X (OR p0 (NOT p1) p3)), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X (NOT (AND p0 p1 (NOT p3)))), (X (NOT (AND p0 (NOT p1) (NOT p3)))), (X (AND (NOT p2) (NOT p1))), (X p0), (X (NOT p1)), (X (X (NOT (AND (NOT p0) p1 (NOT p3))))), (X (X (NOT p2))), (X (X (NOT (OR (AND (NOT p0) (NOT p2) (NOT p1)) (AND (NOT p0) (NOT p2) p3))))), (X (X p3)), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p3))))), (X (X (OR p0 (NOT p1) p3))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X (NOT (AND p0 p1 (NOT p3))))), (X (X (NOT (AND p0 (NOT p1) (NOT p3))))), (X (X (AND (NOT p2) (NOT p1)))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 25 factoid took 168 ms. Reduced automaton from 6 states, 15 edges and 4 AP (stutter insensitive) to 6 states, 15 edges and 4 AP (stutter insensitive).
Stuttering acceptance computed with spot in 191 ms :[(OR (AND (NOT p0) p1 (NOT p3)) (AND (NOT p0) (NOT p2))), true, (NOT p1), (NOT p1), (NOT p2), (AND p0 p1 (NOT p3))]
Reduction of identical properties reduced properties to check from 12 to 10
RANDOM walk for 40001 steps (213 resets) in 405 ms. (98 steps per ms) remains 4/10 properties
BEST_FIRST walk for 40003 steps (8 resets) in 170 ms. (233 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 412 ms. (96 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 81 ms. (487 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 99 ms. (400 steps per ms) remains 4/4 properties
[2024-05-31 20:25:02] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2024-05-31 20:25:02] [INFO ] Invariant cache hit.
[2024-05-31 20:25:02] [INFO ] State equation strengthened by 8 read => feed constraints.
Problem apf5 is UNSAT
Problem apf10 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 5/11 variables, 1/1 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 0/1 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 4/15 variables, 1/2 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 0/2 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 32/47 variables, 15/17 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/47 variables, 7/24 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/47 variables, 0/24 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Problem apf0 is UNSAT
Problem apf3 is UNSAT
After SMT solving in domain Real declared 68/73 variables, and 35 constraints, problems are : Problem set: 4 solved, 0 unsolved in 103 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 26/30 constraints, ReadFeed: 7/8 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
After SMT, in 107ms problems are : Problem set: 4 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 5 invariant AP formulas.
Knowledge obtained : [(AND p0 (NOT p1) p3 (NOT p2)), (X (NOT (AND (NOT p0) p1 (NOT p3)))), (X (NOT p2)), (X (NOT (OR (AND (NOT p0) (NOT p2) (NOT p1)) (AND (NOT p0) (NOT p2) p3)))), (X p3), (X (NOT (AND (NOT p0) (NOT p1) (NOT p3)))), (X (OR p0 (NOT p1) p3)), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X (NOT (AND p0 p1 (NOT p3)))), (X (NOT (AND p0 (NOT p1) (NOT p3)))), (X (AND (NOT p2) (NOT p1))), (X p0), (X (NOT p1)), (X (X (NOT (AND (NOT p0) p1 (NOT p3))))), (X (X (NOT p2))), (X (X (NOT (OR (AND (NOT p0) (NOT p2) (NOT p1)) (AND (NOT p0) (NOT p2) p3))))), (X (X p3)), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p3))))), (X (X (OR p0 (NOT p1) p3))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X (NOT (AND p0 p1 (NOT p3))))), (X (X (NOT (AND p0 (NOT p1) (NOT p3))))), (X (X (AND (NOT p2) (NOT p1)))), (X (X p0)), (X (X (NOT p1))), (G (OR p0 (NOT p1) p3)), (G (OR p0 p1 p3)), (G (AND (OR p0 p1 p2) (OR p0 (NOT p3) p2))), (G (OR p0 (NOT p1) p3)), (G (OR p0 p1 p2))]
False Knowledge obtained : [(F (NOT (OR (NOT p0) p1 p3))), (F (NOT (OR (NOT p0) (NOT p1) p3))), (F (NOT p0)), (F (NOT (AND (NOT p1) (NOT p2)))), (F (NOT p3)), (F p2), (F p1)]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 30 factoid took 17 ms. Reduced automaton from 6 states, 15 edges and 4 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA FunctionPointer-PT-a002-LTLFireability-09 TRUE TECHNIQUES KNOWLEDGE
Treatment of property FunctionPointer-PT-a002-LTLFireability-09 finished in 2725 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 31 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 31/31 places, 66/66 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 30 transition count 64
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 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 4 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 6 place count 30 transition count 60
Applied a total of 6 rules in 8 ms. Remains 30 /31 variables (removed 1) and now considering 60/66 (removed 6) transitions.
[2024-05-31 20:25:02] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2024-05-31 20:25:02] [INFO ] Invariant cache hit.
[2024-05-31 20:25:02] [INFO ] Implicit Places using invariants in 32 ms returned []
[2024-05-31 20:25:02] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2024-05-31 20:25:02] [INFO ] Invariant cache hit.
[2024-05-31 20:25:02] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-31 20:25:02] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 74 ms to find 0 implicit places.
[2024-05-31 20:25:02] [INFO ] Redundant transitions in 1 ms returned []
Running 58 sub problems to find dead transitions.
[2024-05-31 20:25:02] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2024-05-31 20:25:02] [INFO ] Invariant cache hit.
[2024-05-31 20:25:02] [INFO ] State equation strengthened by 8 read => feed constraints.
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
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 516 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]
Escalating to Integer solving :Problem set: 0 solved, 58 unsolved
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 582 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]
After SMT, in 1124ms problems are : Problem set: 0 solved, 58 unsolved
Search for dead transitions found 0 dead transitions in 1125ms
Starting structural reductions in SI_LTL mode, iteration 1 : 30/31 places, 60/66 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1211 ms. Remains : 30/31 places, 60/66 transitions.
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
Running random walk in product with property : FunctionPointer-PT-a002-LTLFireability-10
Stuttering criterion allowed to conclude after 61 steps with 0 reset in 1 ms.
FORMULA FunctionPointer-PT-a002-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a002-LTLFireability-10 finished in 1260 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0 U ((F(!p0)&&p1) U p2))))'
Support contains 6 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 66/66 transitions.
Applied a total of 0 rules in 1 ms. Remains 31 /31 variables (removed 0) and now considering 66/66 (removed 0) transitions.
[2024-05-31 20:25:04] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
// Phase 1: matrix 46 rows 31 cols
[2024-05-31 20:25:04] [INFO ] Computed 2 invariants in 0 ms
[2024-05-31 20:25:04] [INFO ] Implicit Places using invariants in 31 ms returned []
[2024-05-31 20:25:04] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
[2024-05-31 20:25:04] [INFO ] Invariant cache hit.
[2024-05-31 20:25:04] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-31 20:25:04] [INFO ] Implicit Places using invariants and state equation in 44 ms returned []
Implicit Place search using SMT with State Equation took 76 ms to find 0 implicit places.
Running 64 sub problems to find dead transitions.
[2024-05-31 20:25:04] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
[2024-05-31 20:25:04] [INFO ] Invariant cache hit.
[2024-05-31 20:25:04] [INFO ] State equation strengthened by 8 read => feed constraints.
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, 1/2 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/31 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 3 (OVERLAPS) 46/77 variables, 31/33 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/77 variables, 8/41 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/77 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 6 (OVERLAPS) 0/77 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 64 unsolved
No progress, stopping.
After SMT solving in domain Real declared 77/77 variables, and 41 constraints, problems are : Problem set: 0 solved, 64 unsolved in 544 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: 64/64 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 64 unsolved
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, 1/2 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/31 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 3 (OVERLAPS) 46/77 variables, 31/33 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/77 variables, 8/41 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/77 variables, 64/105 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/77 variables, 0/105 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 7 (OVERLAPS) 0/77 variables, 0/105 constraints. Problems are: Problem set: 0 solved, 64 unsolved
No progress, stopping.
After SMT solving in domain Int declared 77/77 variables, and 105 constraints, problems are : Problem set: 0 solved, 64 unsolved in 633 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: 64/64 constraints, Known Traps: 0/0 constraints]
After SMT, in 1194ms problems are : Problem set: 0 solved, 64 unsolved
Search for dead transitions found 0 dead transitions in 1195ms
Finished structural reductions in LTL mode , in 1 iterations and 1272 ms. Remains : 31/31 places, 66/66 transitions.
Stuttering acceptance computed with spot in 157 ms :[(NOT p2), (NOT p2), true, (NOT p2), p0]
Running random walk in product with property : FunctionPointer-PT-a002-LTLFireability-12
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA FunctionPointer-PT-a002-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a002-LTLFireability-12 finished in 1443 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((G(p0)||(p1&&X(p0))))))'
Support contains 4 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 66/66 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 30 transition count 64
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 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 4 place count 30 transition count 62
Applied a total of 4 rules in 2 ms. Remains 30 /31 variables (removed 1) and now considering 62/66 (removed 4) transitions.
[2024-05-31 20:25:05] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
// Phase 1: matrix 44 rows 30 cols
[2024-05-31 20:25:05] [INFO ] Computed 2 invariants in 2 ms
[2024-05-31 20:25:05] [INFO ] Implicit Places using invariants in 29 ms returned []
[2024-05-31 20:25:05] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2024-05-31 20:25:05] [INFO ] Invariant cache hit.
[2024-05-31 20:25:05] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-31 20:25:05] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 82 ms to find 0 implicit places.
Running 60 sub problems to find dead transitions.
[2024-05-31 20:25:05] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2024-05-31 20:25:05] [INFO ] Invariant cache hit.
[2024-05-31 20:25:05] [INFO ] State equation strengthened by 8 read => feed constraints.
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
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 530 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]
Escalating to Integer solving :Problem set: 0 solved, 60 unsolved
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 605 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]
After SMT, in 1166ms problems are : Problem set: 0 solved, 60 unsolved
Search for dead transitions found 0 dead transitions in 1166ms
Starting structural reductions in LTL mode, iteration 1 : 30/31 places, 62/66 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1250 ms. Remains : 30/31 places, 62/66 transitions.
Stuttering acceptance computed with spot in 101 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : FunctionPointer-PT-a002-LTLFireability-14
Stuttering criterion allowed to conclude after 62 steps with 0 reset in 1 ms.
FORMULA FunctionPointer-PT-a002-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a002-LTLFireability-14 finished in 1364 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Support contains 2 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 66/66 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 30 transition count 64
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 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 4 place count 30 transition count 62
Applied a total of 4 rules in 2 ms. Remains 30 /31 variables (removed 1) and now considering 62/66 (removed 4) transitions.
[2024-05-31 20:25:06] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2024-05-31 20:25:06] [INFO ] Invariant cache hit.
[2024-05-31 20:25:06] [INFO ] Implicit Places using invariants in 36 ms returned []
[2024-05-31 20:25:06] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2024-05-31 20:25:06] [INFO ] Invariant cache hit.
[2024-05-31 20:25:07] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-31 20:25:07] [INFO ] Implicit Places using invariants and state equation in 48 ms returned []
Implicit Place search using SMT with State Equation took 94 ms to find 0 implicit places.
Running 60 sub problems to find dead transitions.
[2024-05-31 20:25:07] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2024-05-31 20:25:07] [INFO ] Invariant cache hit.
[2024-05-31 20:25:07] [INFO ] State equation strengthened by 8 read => feed constraints.
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
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 542 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]
Escalating to Integer solving :Problem set: 0 solved, 60 unsolved
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 570 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]
After SMT, in 1141ms problems are : Problem set: 0 solved, 60 unsolved
Search for dead transitions found 0 dead transitions in 1142ms
Starting structural reductions in LTL mode, iteration 1 : 30/31 places, 62/66 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1238 ms. Remains : 30/31 places, 62/66 transitions.
Stuttering acceptance computed with spot in 117 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : FunctionPointer-PT-a002-LTLFireability-15
Entered a terminal (fully accepting) state of product in 137 steps with 0 reset in 1 ms.
FORMULA FunctionPointer-PT-a002-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a002-LTLFireability-15 finished in 1367 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((p0||G(F((p0||G(p1))))))))'
[2024-05-31 20:25:08] [INFO ] Flatten gal took : 9 ms
[2024-05-31 20:25:08] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/LTLFireability.sr.xml took 3 ms.
[2024-05-31 20:25:08] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 31 places, 66 transitions and 264 arcs took 51 ms.
Total runtime 32156 ms.
There are residual formulas that ITS could not solve within timeout
Could not compute solution for formula : FunctionPointer-PT-a002-LTLFireability-02
Could not compute solution for formula : FunctionPointer-PT-a002-LTLFireability-04

BK_STOP 1717187129202

--------------------
content from stderr:

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
mcc2024
ltl formula name FunctionPointer-PT-a002-LTLFireability-02
ltl formula formula --ltl=/tmp/1259/ltl_0_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 31 places, 66 transitions and 264 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.020 real 0.000 user 0.000 sys
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1259/ltl_0_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1259/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1259/ltl_0_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1259/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 2 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4): There are 33 state labels and 1 edge labels
pnml2lts-mc( 0/ 4): State length is 32, there are 69 groups
pnml2lts-mc( 0/ 4): Running ufscc using 4 cores
pnml2lts-mc( 0/ 4): Using a tree table with 2^25 elements
pnml2lts-mc( 0/ 4): Successor permutation: dynamic
pnml2lts-mc( 0/ 4): Global bits: 0, count bits: 0, local bits: 0
pnml2lts-mc( 2/ 4): ~2498 levels ~10000 states ~38056 transitions
pnml2lts-mc( 1/ 4): ~4999 levels ~20000 states ~67972 transitions
pnml2lts-mc( 1/ 4): ~9999 levels ~40000 states ~135972 transitions
pnml2lts-mc( 2/ 4): ~19998 levels ~80000 states ~305324 transitions
pnml2lts-mc( 1/ 4): ~39999 levels ~160000 states ~543972 transitions
pnml2lts-mc( 1/ 4): ~79999 levels ~320000 states ~1087972 transitions
pnml2lts-mc( 1/ 4): ~159999 levels ~640000 states ~2175972 transitions
pnml2lts-mc( 1/ 4): ~319999 levels ~1280000 states ~4351972 transitions
pnml2lts-mc( 1/ 4): ~639999 levels ~2560000 states ~8703972 transitions
pnml2lts-mc( 0/ 4): Error: tree leafs table full! Change -s/--ratio.
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): total scc count: 97498
pnml2lts-mc( 0/ 4): unique states count: 3035870
pnml2lts-mc( 0/ 4): unique transitions count: 12248712
pnml2lts-mc( 0/ 4): - self-loop count: 0
pnml2lts-mc( 0/ 4): - claim dead count: 1
pnml2lts-mc( 0/ 4): - claim found count: 97496
pnml2lts-mc( 0/ 4): - claim success count: 3035881
pnml2lts-mc( 0/ 4): - cum. max stack depth: 2938383
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 3035881 states 12248740 transitions, fanout: 4.035
pnml2lts-mc( 0/ 4): Total exploration time 9.710 sec (9.680 sec minimum, 9.695 sec on average)
pnml2lts-mc( 0/ 4): States per second: 312655, Transitions per second: 1261456
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Queue width: 12B, total height: 0, memory: 0.00MB
pnml2lts-mc( 0/ 4): Tree memory: 154.9MB, 13.6 B/state, compr.: 10.5%
pnml2lts-mc( 0/ 4): Tree fill ratio (roots/leafs): 35.0%/99.0%
pnml2lts-mc( 0/ 4): Stored 66 string chucks using 0MB
pnml2lts-mc( 0/ 4): Total memory used for chunk indexing: 0MB
pnml2lts-mc( 0/ 4): Est. total memory use: 154.9MB (~256.0MB paged-in)
ltl formula name FunctionPointer-PT-a002-LTLFireability-04
ltl formula formula --ltl=/tmp/1259/ltl_1_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 31 places, 66 transitions and 264 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.020 real 0.010 user 0.000 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1259/ltl_1_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1259/ltl_1_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1259/ltl_1_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1259/ltl_1_
pnml2lts-mc( 0/ 4): buchi has 3 states
pnml2lts-mc( 0/ 4): There are 32 state labels and 1 edge labels
pnml2lts-mc( 0/ 4): State length is 32, there are 81 groups
pnml2lts-mc( 0/ 4): Running ufscc using 4 cores
pnml2lts-mc( 0/ 4): Using a tree table with 2^25 elements
pnml2lts-mc( 0/ 4): Successor permutation: dynamic
pnml2lts-mc( 0/ 4): Global bits: 0, count bits: 0, local bits: 0
pnml2lts-mc( 3/ 4): ~1525 levels ~10000 states ~42116 transitions
pnml2lts-mc( 0/ 4): ~3227 levels ~20000 states ~97816 transitions
pnml2lts-mc( 0/ 4): ~6441 levels ~40000 states ~194960 transitions
pnml2lts-mc( 0/ 4): ~12869 levels ~80000 states ~389240 transitions
pnml2lts-mc( 0/ 4): ~25727 levels ~160000 states ~777816 transitions
pnml2lts-mc( 0/ 4): ~51441 levels ~320000 states ~1554960 transitions
pnml2lts-mc( 3/ 4): ~96025 levels ~640000 states ~2562116 transitions
pnml2lts-mc( 3/ 4): ~192025 levels ~1280000 states ~5122116 transitions
pnml2lts-mc( 3/ 4): ~384025 levels ~2560000 states ~10242116 transitions
pnml2lts-mc( 1/ 4): Error: tree leafs table full! Change -s/--ratio.
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): total scc count: 731664
pnml2lts-mc( 0/ 4): unique states count: 3730466
pnml2lts-mc( 0/ 4): unique transitions count: 37355273
pnml2lts-mc( 0/ 4): - self-loop count: 2926656
pnml2lts-mc( 0/ 4): - claim dead count: 0
pnml2lts-mc( 0/ 4): - claim found count: 162
pnml2lts-mc( 0/ 4): - claim success count: 3730480
pnml2lts-mc( 0/ 4): - cum. max stack depth: 2998808
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 3730480 states 37355364 transitions, fanout: 10.014
pnml2lts-mc( 0/ 4): Total exploration time 9.810 sec (9.740 sec minimum, 9.780 sec on average)
pnml2lts-mc( 0/ 4): States per second: 380273, Transitions per second: 3807886
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Queue width: 12B, total height: 0, memory: 0.00MB
pnml2lts-mc( 0/ 4): Tree memory: 154.5MB, 13.7 B/state, compr.: 10.5%
pnml2lts-mc( 0/ 4): Tree fill ratio (roots/leafs): 35.0%/99.0%
pnml2lts-mc( 0/ 4): Stored 66 string chucks using 0MB
pnml2lts-mc( 0/ 4): Total memory used for chunk indexing: 0MB
pnml2lts-mc( 0/ 4): Est. total memory use: 154.5MB (~256.0MB paged-in)

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-a002"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="ltsminxred"
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 2-5568"
echo " Executing tool ltsminxred"
echo " Input is FunctionPointer-PT-a002, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r496-tall-171640602800164"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FunctionPointer-PT-a002.tgz
mv FunctionPointer-PT-a002 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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