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-171640602900196.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-a032, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r496-tall-171640602900196
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 416K
-rw-r--r-- 1 mcc users 7.3K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 82K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.0K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K May 19 07:09 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 19 15:54 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 19 07:18 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 19 18:23 LTLFireability.xml
-rw-r--r-- 1 mcc users 5.8K Apr 11 16:12 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 53K Apr 11 16:12 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.0K Apr 11 16:12 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 80K Apr 11 16:12 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 19 07:12 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-a032-LTLFireability-00
FORMULA_NAME FunctionPointer-PT-a032-LTLFireability-01
FORMULA_NAME FunctionPointer-PT-a032-LTLFireability-02
FORMULA_NAME FunctionPointer-PT-a032-LTLFireability-03
FORMULA_NAME FunctionPointer-PT-a032-LTLFireability-04
FORMULA_NAME FunctionPointer-PT-a032-LTLFireability-05
FORMULA_NAME FunctionPointer-PT-a032-LTLFireability-06
FORMULA_NAME FunctionPointer-PT-a032-LTLFireability-07
FORMULA_NAME FunctionPointer-PT-a032-LTLFireability-08
FORMULA_NAME FunctionPointer-PT-a032-LTLFireability-09
FORMULA_NAME FunctionPointer-PT-a032-LTLFireability-10
FORMULA_NAME FunctionPointer-PT-a032-LTLFireability-11
FORMULA_NAME FunctionPointer-PT-a032-LTLFireability-12
FORMULA_NAME FunctionPointer-PT-a032-LTLFireability-13
FORMULA_NAME FunctionPointer-PT-a032-LTLFireability-14
FORMULA_NAME FunctionPointer-PT-a032-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1717187436199

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-a032
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-05-31 20:30:37] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-05-31 20:30:37] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-31 20:30:37] [INFO ] Load time of PNML (sax parser for PT used): 50 ms
[2024-05-31 20:30:37] [INFO ] Transformed 40 places.
[2024-05-31 20:30:37] [INFO ] Transformed 70 transitions.
[2024-05-31 20:30:37] [INFO ] Parsed PT model containing 40 places and 70 transitions and 284 arcs in 144 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 1 formulas.
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 4 transitions.
FORMULA FunctionPointer-PT-a032-LTLFireability-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-a032-LTLFireability-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Initial state reduction rules removed 1 formulas.
FORMULA FunctionPointer-PT-a032-LTLFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-a032-LTLFireability-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 21 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 14 ms. Remains 31 /34 variables (removed 3) and now considering 66/66 (removed 0) transitions.
[2024-05-31 20:30:37] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
// Phase 1: matrix 46 rows 31 cols
[2024-05-31 20:30:37] [INFO ] Computed 2 invariants in 8 ms
[2024-05-31 20:30:37] [INFO ] Implicit Places using invariants in 147 ms returned []
[2024-05-31 20:30:37] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
[2024-05-31 20:30:37] [INFO ] Invariant cache hit.
[2024-05-31 20:30:37] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-31 20:30:37] [INFO ] Implicit Places using invariants and state equation in 75 ms returned []
Implicit Place search using SMT with State Equation took 252 ms to find 0 implicit places.
Running 64 sub problems to find dead transitions.
[2024-05-31 20:30:37] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
[2024-05-31 20:30:37] [INFO ] Invariant cache hit.
[2024-05-31 20:30:37] [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 697 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 655 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 1415ms problems are : Problem set: 0 solved, 64 unsolved
Search for dead transitions found 0 dead transitions in 1428ms
Starting structural reductions in LTL mode, iteration 1 : 31/34 places, 66/66 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1718 ms. Remains : 31/34 places, 66/66 transitions.
Support contains 21 out of 31 places after structural reductions.
[2024-05-31 20:30:39] [INFO ] Flatten gal took : 33 ms
[2024-05-31 20:30:39] [INFO ] Flatten gal took : 9 ms
[2024-05-31 20:30:39] [INFO ] Input system was already deterministic with 66 transitions.
RANDOM walk for 8363 steps (24 resets) in 331 ms. (25 steps per ms) remains 0/23 properties
FORMULA FunctionPointer-PT-a032-LTLFireability-14 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
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' '!(F((F(p1)&&p0)))'
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.
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 31 transition count 64
Applied a total of 2 rules in 11 ms. Remains 31 /31 variables (removed 0) and now considering 64/66 (removed 2) transitions.
[2024-05-31 20:30:40] [INFO ] Flow matrix only has 45 transitions (discarded 19 similar events)
// Phase 1: matrix 45 rows 31 cols
[2024-05-31 20:30:40] [INFO ] Computed 2 invariants in 2 ms
[2024-05-31 20:30:40] [INFO ] Implicit Places using invariants in 41 ms returned []
[2024-05-31 20:30:40] [INFO ] Flow matrix only has 45 transitions (discarded 19 similar events)
[2024-05-31 20:30:40] [INFO ] Invariant cache hit.
[2024-05-31 20:30:40] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-31 20:30:40] [INFO ] Implicit Places using invariants and state equation in 74 ms returned []
Implicit Place search using SMT with State Equation took 117 ms to find 0 implicit places.
[2024-05-31 20:30:40] [INFO ] Redundant transitions in 0 ms returned []
Running 62 sub problems to find dead transitions.
[2024-05-31 20:30:40] [INFO ] Flow matrix only has 45 transitions (discarded 19 similar events)
[2024-05-31 20:30:40] [INFO ] Invariant cache hit.
[2024-05-31 20:30:40] [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, 62 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/31 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/31 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 3 (OVERLAPS) 45/76 variables, 31/33 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/76 variables, 8/41 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/76 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 6 (OVERLAPS) 0/76 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 62 unsolved
No progress, stopping.
After SMT solving in domain Real declared 76/76 variables, and 41 constraints, problems are : Problem set: 0 solved, 62 unsolved in 555 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: 62/62 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 62 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/31 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/31 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 3 (OVERLAPS) 45/76 variables, 31/33 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/76 variables, 8/41 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/76 variables, 62/103 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/76 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 7 (OVERLAPS) 0/76 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 62 unsolved
No progress, stopping.
After SMT solving in domain Int declared 76/76 variables, and 103 constraints, problems are : Problem set: 0 solved, 62 unsolved in 565 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: 62/62 constraints, Known Traps: 0/0 constraints]
After SMT, in 1150ms problems are : Problem set: 0 solved, 62 unsolved
Search for dead transitions found 0 dead transitions in 1152ms
Starting structural reductions in SI_LTL mode, iteration 1 : 31/31 places, 64/66 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1289 ms. Remains : 31/31 places, 64/66 transitions.
Stuttering acceptance computed with spot in 211 ms :[(NOT p1), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : FunctionPointer-PT-a032-LTLFireability-00
Stuttering criterion allowed to conclude after 339 steps with 5 reset in 4 ms.
FORMULA FunctionPointer-PT-a032-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a032-LTLFireability-00 finished in 1563 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(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 21 ms. Remains 30 /31 variables (removed 1) and now considering 60/66 (removed 6) transitions.
[2024-05-31 20:30:41] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
// Phase 1: matrix 43 rows 30 cols
[2024-05-31 20:30:41] [INFO ] Computed 2 invariants in 2 ms
[2024-05-31 20:30:41] [INFO ] Implicit Places using invariants in 33 ms returned []
[2024-05-31 20:30:41] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2024-05-31 20:30:41] [INFO ] Invariant cache hit.
[2024-05-31 20:30:41] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-31 20:30:41] [INFO ] Implicit Places using invariants and state equation in 41 ms returned []
Implicit Place search using SMT with State Equation took 76 ms to find 0 implicit places.
[2024-05-31 20:30:41] [INFO ] Redundant transitions in 0 ms returned []
Running 58 sub problems to find dead transitions.
[2024-05-31 20:30:41] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2024-05-31 20:30:41] [INFO ] Invariant cache hit.
[2024-05-31 20:30:41] [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, 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 482 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 581 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 1091ms problems are : Problem set: 0 solved, 58 unsolved
Search for dead transitions found 0 dead transitions in 1093ms
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 1194 ms. Remains : 30/31 places, 60/66 transitions.
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Running random walk in product with property : FunctionPointer-PT-a032-LTLFireability-01
Stuttering criterion allowed to conclude after 24 steps with 0 reset in 0 ms.
FORMULA FunctionPointer-PT-a032-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a032-LTLFireability-01 finished in 1239 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(X(X(X(F(!((X(F(G(p0)))||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 2 ms. Remains 30 /31 variables (removed 1) and now considering 62/66 (removed 4) transitions.
[2024-05-31 20:30:42] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
// Phase 1: matrix 44 rows 30 cols
[2024-05-31 20:30:42] [INFO ] Computed 2 invariants in 1 ms
[2024-05-31 20:30:42] [INFO ] Implicit Places using invariants in 26 ms returned []
[2024-05-31 20:30:42] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2024-05-31 20:30:42] [INFO ] Invariant cache hit.
[2024-05-31 20:30:42] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-31 20:30:42] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 76 ms to find 0 implicit places.
Running 60 sub problems to find dead transitions.
[2024-05-31 20:30:42] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2024-05-31 20:30:42] [INFO ] Invariant cache hit.
[2024-05-31 20:30:42] [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 506 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 618 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 1143ms problems are : Problem set: 0 solved, 60 unsolved
Search for dead transitions found 0 dead transitions in 1144ms
Starting structural reductions in LTL mode, iteration 1 : 30/31 places, 62/66 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1223 ms. Remains : 30/31 places, 62/66 transitions.
Stuttering acceptance computed with spot in 321 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), (AND p0 (NOT p1)), (AND p0 (NOT p1))]
Running random walk in product with property : FunctionPointer-PT-a032-LTLFireability-05
Stuttering criterion allowed to conclude after 337 steps with 1 reset in 6 ms.
FORMULA FunctionPointer-PT-a032-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a032-LTLFireability-05 finished in 1567 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(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 11 ms. Remains 30 /31 variables (removed 1) and now considering 60/66 (removed 6) transitions.
[2024-05-31 20:30:44] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
// Phase 1: matrix 43 rows 30 cols
[2024-05-31 20:30:44] [INFO ] Computed 2 invariants in 1 ms
[2024-05-31 20:30:44] [INFO ] Implicit Places using invariants in 38 ms returned []
[2024-05-31 20:30:44] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2024-05-31 20:30:44] [INFO ] Invariant cache hit.
[2024-05-31 20:30:44] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-31 20:30:44] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 81 ms to find 0 implicit places.
[2024-05-31 20:30:44] [INFO ] Redundant transitions in 0 ms returned []
Running 58 sub problems to find dead transitions.
[2024-05-31 20:30:44] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2024-05-31 20:30:44] [INFO ] Invariant cache hit.
[2024-05-31 20:30:44] [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 483 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 470 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 970ms problems are : Problem set: 0 solved, 58 unsolved
Search for dead transitions found 0 dead transitions in 971ms
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 1069 ms. Remains : 30/31 places, 60/66 transitions.
Stuttering acceptance computed with spot in 87 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : FunctionPointer-PT-a032-LTLFireability-06
Stuttering criterion allowed to conclude after 45 steps with 0 reset in 0 ms.
FORMULA FunctionPointer-PT-a032-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a032-LTLFireability-06 finished in 1171 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(p1)||(G(!p2) U G(p0)))))'
Support contains 5 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 2 ms. Remains 31 /31 variables (removed 0) and now considering 66/66 (removed 0) transitions.
[2024-05-31 20:30:45] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
// Phase 1: matrix 46 rows 31 cols
[2024-05-31 20:30:45] [INFO ] Computed 2 invariants in 1 ms
[2024-05-31 20:30:45] [INFO ] Implicit Places using invariants in 38 ms returned []
[2024-05-31 20:30:45] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
[2024-05-31 20:30:45] [INFO ] Invariant cache hit.
[2024-05-31 20:30:45] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-31 20:30:45] [INFO ] Implicit Places using invariants and state equation in 38 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 20:30:45] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
[2024-05-31 20:30:45] [INFO ] Invariant cache hit.
[2024-05-31 20:30:45] [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 541 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 595 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 1156ms problems are : Problem set: 0 solved, 64 unsolved
Search for dead transitions found 0 dead transitions in 1156ms
Finished structural reductions in LTL mode , in 1 iterations and 1235 ms. Remains : 31/31 places, 66/66 transitions.
Stuttering acceptance computed with spot in 277 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) p2)), true, (AND p0 p2), (NOT p0), (NOT p0)]
Running random walk in product with property : FunctionPointer-PT-a032-LTLFireability-07
Product exploration explored 100000 steps with 33242 reset in 254 ms.
Product exploration explored 100000 steps with 33326 reset in 174 ms.
Computed a total of 3 stabilizing places and 8 stable transitions
Computed a total of 3 stabilizing places and 8 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p2) p1), (X (NOT p2)), (X (NOT (AND p2 (NOT p1)))), (X p1), (X (NOT (AND (NOT p2) (NOT p1)))), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT p0))), (X (X (NOT (AND p0 p2))))]
False Knowledge obtained : []
Knowledge based reduction with 11 factoid took 122 ms. Reduced automaton from 7 states, 17 edges and 3 AP (stutter sensitive) to 7 states, 17 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 277 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) p2)), true, (AND p0 p2), (NOT p0), (NOT p0)]
RANDOM walk for 40034 steps (129 resets) in 257 ms. (155 steps per ms) remains 1/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 297 ms. (134 steps per ms) remains 1/1 properties
[2024-05-31 20:30:48] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
[2024-05-31 20:30:48] [INFO ] Invariant cache hit.
[2024-05-31 20:30:48] [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) 27/31 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/31 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf8 is UNSAT
After SMT solving in domain Real declared 71/77 variables, and 27 constraints, problems are : Problem set: 1 solved, 0 unsolved in 43 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 27/31 constraints, ReadFeed: 0/8 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 58ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) (NOT p2) p1), (X (NOT p2)), (X (NOT (AND p2 (NOT p1)))), (X p1), (X (NOT (AND (NOT p2) (NOT p1)))), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT p0))), (X (X (NOT (AND p0 p2)))), (G (OR (NOT p0) (NOT p2)))]
False Knowledge obtained : [(F (NOT (OR p0 (NOT p2)))), (F (NOT (OR (NOT p0) p2))), (F (NOT (OR p2 p1))), (F (NOT p1)), (F p2), (F (NOT (OR (NOT p2) p1))), (F (NOT (AND (NOT p0) (NOT p2)))), (F p0)]
Knowledge based reduction with 12 factoid took 460 ms. Reduced automaton from 7 states, 17 edges and 3 AP (stutter sensitive) to 5 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 187 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) p2)), (NOT p1), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) p2)), true, (OR (NOT p0) p2)]
Stuttering acceptance computed with spot in 183 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) p2)), (NOT p1), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) p2)), true, (OR (NOT p0) p2)]
Support contains 5 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 2 ms. Remains 31 /31 variables (removed 0) and now considering 66/66 (removed 0) transitions.
[2024-05-31 20:30:49] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
[2024-05-31 20:30:49] [INFO ] Invariant cache hit.
[2024-05-31 20:30:49] [INFO ] Implicit Places using invariants in 28 ms returned []
[2024-05-31 20:30:49] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
[2024-05-31 20:30:49] [INFO ] Invariant cache hit.
[2024-05-31 20:30:49] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-31 20:30:49] [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 20:30:49] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
[2024-05-31 20:30:49] [INFO ] Invariant cache hit.
[2024-05-31 20:30:49] [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 537 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 590 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 1162ms problems are : Problem set: 0 solved, 64 unsolved
Search for dead transitions found 0 dead transitions in 1163ms
Finished structural reductions in LTL mode , in 1 iterations and 1242 ms. Remains : 31/31 places, 66/66 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 p2) (NOT p0) p1), (X (NOT p2)), (X (NOT (AND p2 (NOT p1)))), (X p1), (X (NOT (AND (NOT p2) (NOT p1)))), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 114 ms. Reduced automaton from 5 states, 10 edges and 3 AP (stutter sensitive) to 5 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 213 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) p2)), (NOT p1), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) p2)), true, (OR (NOT p0) p2)]
RANDOM walk for 3012 steps (5 resets) in 13 ms. (215 steps per ms) remains 0/7 properties
Knowledge obtained : [(AND (NOT p2) (NOT p0) p1), (X (NOT p2)), (X (NOT (AND p2 (NOT p1)))), (X p1), (X (NOT (AND (NOT p2) (NOT p1)))), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT p0)))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT (OR (NOT p0) p2))), (F p0), (F (NOT (OR p2 p1))), (F p2), (F (NOT (OR (NOT p2) p1))), (F (NOT (AND (NOT p0) (NOT p2))))]
Knowledge based reduction with 9 factoid took 329 ms. Reduced automaton from 5 states, 10 edges and 3 AP (stutter sensitive) to 5 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 165 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) p2)), (NOT p1), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) p2)), true, (OR (NOT p0) p2)]
Stuttering acceptance computed with spot in 194 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) p2)), (NOT p1), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) p2)), true, (OR (NOT p0) p2)]
Stuttering acceptance computed with spot in 160 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) p2)), (NOT p1), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) p2)), true, (OR (NOT p0) p2)]
Product exploration explored 100000 steps with 33433 reset in 109 ms.
Product exploration explored 100000 steps with 33235 reset in 194 ms.
Applying partial POR strategy [false, true, true, true, true]
Stuttering acceptance computed with spot in 181 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) p2)), (NOT p1), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) p2)), true, (OR (NOT p0) p2)]
Support contains 5 out of 31 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 31/31 places, 66/66 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 31 transition count 64
Applied a total of 2 rules in 9 ms. Remains 31 /31 variables (removed 0) and now considering 64/66 (removed 2) transitions.
[2024-05-31 20:30:52] [INFO ] Redundant transitions in 1 ms returned []
Running 62 sub problems to find dead transitions.
[2024-05-31 20:30:52] [INFO ] Flow matrix only has 45 transitions (discarded 19 similar events)
// Phase 1: matrix 45 rows 31 cols
[2024-05-31 20:30:52] [INFO ] Computed 2 invariants in 1 ms
[2024-05-31 20:30:52] [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, 62 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/31 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/31 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 3 (OVERLAPS) 45/76 variables, 31/33 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/76 variables, 8/41 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/76 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 6 (OVERLAPS) 0/76 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 62 unsolved
No progress, stopping.
After SMT solving in domain Real declared 76/76 variables, and 41 constraints, problems are : Problem set: 0 solved, 62 unsolved in 512 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: 62/62 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 62 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/31 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/31 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 3 (OVERLAPS) 45/76 variables, 31/33 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/76 variables, 8/41 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/76 variables, 62/103 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/76 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 7 (OVERLAPS) 0/76 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 62 unsolved
No progress, stopping.
After SMT solving in domain Int declared 76/76 variables, and 103 constraints, problems are : Problem set: 0 solved, 62 unsolved in 565 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: 62/62 constraints, Known Traps: 0/0 constraints]
After SMT, in 1103ms problems are : Problem set: 0 solved, 62 unsolved
Search for dead transitions found 0 dead transitions in 1104ms
Starting structural reductions in SI_LTL mode, iteration 1 : 31/31 places, 64/66 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1124 ms. Remains : 31/31 places, 64/66 transitions.
Support contains 5 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 2 ms. Remains 31 /31 variables (removed 0) and now considering 66/66 (removed 0) transitions.
[2024-05-31 20:30:53] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
// Phase 1: matrix 46 rows 31 cols
[2024-05-31 20:30:53] [INFO ] Computed 2 invariants in 1 ms
[2024-05-31 20:30:53] [INFO ] Implicit Places using invariants in 35 ms returned []
[2024-05-31 20:30:53] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
[2024-05-31 20:30:53] [INFO ] Invariant cache hit.
[2024-05-31 20:30:53] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-31 20:30:53] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 77 ms to find 0 implicit places.
Running 64 sub problems to find dead transitions.
[2024-05-31 20:30:53] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
[2024-05-31 20:30:53] [INFO ] Invariant cache hit.
[2024-05-31 20:30:53] [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 562 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 606 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 1190ms problems are : Problem set: 0 solved, 64 unsolved
Search for dead transitions found 0 dead transitions in 1192ms
Finished structural reductions in LTL mode , in 1 iterations and 1272 ms. Remains : 31/31 places, 66/66 transitions.
Treatment of property FunctionPointer-PT-a032-LTLFireability-07 finished in 9032 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)||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 20:30:54] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
// Phase 1: matrix 43 rows 30 cols
[2024-05-31 20:30:54] [INFO ] Computed 2 invariants in 1 ms
[2024-05-31 20:30:54] [INFO ] Implicit Places using invariants in 24 ms returned []
[2024-05-31 20:30:54] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2024-05-31 20:30:54] [INFO ] Invariant cache hit.
[2024-05-31 20:30:54] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-31 20:30:54] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 66 ms to find 0 implicit places.
[2024-05-31 20:30:54] [INFO ] Redundant transitions in 0 ms returned []
Running 58 sub problems to find dead transitions.
[2024-05-31 20:30:54] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2024-05-31 20:30:54] [INFO ] Invariant cache hit.
[2024-05-31 20:30:54] [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 484 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 544 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 1044ms problems are : Problem set: 0 solved, 58 unsolved
Search for dead transitions found 0 dead transitions in 1045ms
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 1125 ms. Remains : 30/31 places, 60/66 transitions.
Stuttering acceptance computed with spot in 46 ms :[(AND (NOT p0) (NOT p1))]
Running random walk in product with property : FunctionPointer-PT-a032-LTLFireability-08
Stuttering criterion allowed to conclude after 111 steps with 0 reset in 1 ms.
FORMULA FunctionPointer-PT-a032-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a032-LTLFireability-08 finished in 1185 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 9 ms. Remains 30 /31 variables (removed 1) and now considering 60/66 (removed 6) transitions.
[2024-05-31 20:30:55] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2024-05-31 20:30:55] [INFO ] Invariant cache hit.
[2024-05-31 20:30:55] [INFO ] Implicit Places using invariants in 29 ms returned []
[2024-05-31 20:30:55] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2024-05-31 20:30:55] [INFO ] Invariant cache hit.
[2024-05-31 20:30:55] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-31 20:30:55] [INFO ] Implicit Places using invariants and state equation in 44 ms returned []
Implicit Place search using SMT with State Equation took 74 ms to find 0 implicit places.
[2024-05-31 20:30:55] [INFO ] Redundant transitions in 1 ms returned []
Running 58 sub problems to find dead transitions.
[2024-05-31 20:30:55] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2024-05-31 20:30:55] [INFO ] Invariant cache hit.
[2024-05-31 20:30:55] [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 470 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 520 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 1004ms problems are : Problem set: 0 solved, 58 unsolved
Search for dead transitions found 0 dead transitions in 1005ms
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 1095 ms. Remains : 30/31 places, 60/66 transitions.
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
Running random walk in product with property : FunctionPointer-PT-a032-LTLFireability-09
Product exploration explored 100000 steps with 1360 reset in 213 ms.
Stack based approach found an accepted trace after 275 steps with 2 reset with depth 119 and stack size 119 in 1 ms.
FORMULA FunctionPointer-PT-a032-LTLFireability-09 FALSE TECHNIQUES STACK_TEST
Treatment of property FunctionPointer-PT-a032-LTLFireability-09 finished in 1358 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' '!((p0 U G((G(!p1)||F((!p2 U (p3||G(!p2))))))))'
Support contains 5 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
Applied a total of 4 rules in 5 ms. Remains 30 /31 variables (removed 1) and now considering 62/66 (removed 4) transitions.
[2024-05-31 20:30:57] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
// Phase 1: matrix 44 rows 30 cols
[2024-05-31 20:30:57] [INFO ] Computed 2 invariants in 4 ms
[2024-05-31 20:30:57] [INFO ] Implicit Places using invariants in 39 ms returned []
[2024-05-31 20:30:57] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2024-05-31 20:30:57] [INFO ] Invariant cache hit.
[2024-05-31 20:30:57] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-31 20:30:57] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 92 ms to find 0 implicit places.
[2024-05-31 20:30:57] [INFO ] Redundant transitions in 1 ms returned []
Running 60 sub problems to find dead transitions.
[2024-05-31 20:30:57] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2024-05-31 20:30:57] [INFO ] Invariant cache hit.
[2024-05-31 20:30:57] [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 496 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 636 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 1161ms problems are : Problem set: 0 solved, 60 unsolved
Search for dead transitions found 0 dead transitions in 1164ms
Starting structural reductions in SI_LTL mode, iteration 1 : 30/31 places, 62/66 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1267 ms. Remains : 30/31 places, 62/66 transitions.
Stuttering acceptance computed with spot in 250 ms :[(AND p1 p2 (NOT p3)), (AND (NOT p3) p2), (AND (NOT p3) p2 p1), (AND (NOT p3) p2 p1), (AND p1 p2 (NOT p3)), (AND p1 p2 (NOT p3))]
Running random walk in product with property : FunctionPointer-PT-a032-LTLFireability-10
Product exploration explored 100000 steps with 1366 reset in 139 ms.
Product exploration explored 100000 steps with 1386 reset in 188 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 p1) p3 (NOT p2)), (X (NOT p2)), (X (NOT (AND (NOT p3) p2))), (X p3), (X (NOT (AND p1 (NOT p3) (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p3) p0))), (X (NOT (AND (NOT p1) (NOT p3) (NOT p0)))), (X (NOT (AND p1 (NOT p3) p2 p0))), (X (NOT (AND (NOT p3) (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p3) p2 p0))), (X (NOT (AND (NOT p1) (NOT p3) (NOT p2) p0))), (X (NOT (AND p1 (NOT p3)))), (X (NOT (AND p1 (NOT p3) (NOT p2) p0))), (X (NOT p0)), (X (NOT (AND p1 (NOT p3) p0))), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND (NOT p3) p2)))), (X (X p3)), (X (X (NOT (AND p1 (NOT p3) (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p3) p0)))), (X (X (NOT (AND (NOT p1) (NOT p3))))), (X (X (NOT (AND (NOT p1) (NOT p3) (NOT p0))))), (X (X (NOT (AND p1 (NOT p3) p2 p0)))), (X (X (NOT (AND (NOT p3) (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p3) p2 p0)))), (X (X (NOT (AND (NOT p1) (NOT p3) (NOT p2) p0)))), (X (X (NOT (AND p1 (NOT p3))))), (X (X (NOT (AND p1 (NOT p3) (NOT p2) p0)))), (X (X (NOT p0))), (X (X (NOT (AND p1 (NOT p3) p0)))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 32 factoid took 226 ms. Reduced automaton from 6 states, 25 edges and 4 AP (stutter insensitive) to 2 states, 4 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 69 ms :[(AND (NOT p3) p1 p2), (AND (NOT p3) p2)]
RANDOM walk for 40011 steps (120 resets) in 56 ms. (701 steps per ms) remains 1/6 properties
BEST_FIRST walk for 40003 steps (8 resets) in 29 ms. (1333 steps per ms) remains 1/1 properties
[2024-05-31 20:30:59] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2024-05-31 20:30:59] [INFO ] Invariant cache hit.
[2024-05-31 20:30:59] [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) 5/9 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/9 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 30/39 variables, 9/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/39 variables, 5/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf4 is UNSAT
After SMT solving in domain Real declared 71/74 variables, and 33 constraints, problems are : Problem set: 1 solved, 0 unsolved in 51 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 27/30 constraints, ReadFeed: 5/8 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 58ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) (NOT p1) p3 (NOT p2)), (X (NOT p2)), (X (NOT (AND (NOT p3) p2))), (X p3), (X (NOT (AND p1 (NOT p3) (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p3) p0))), (X (NOT (AND (NOT p1) (NOT p3) (NOT p0)))), (X (NOT (AND p1 (NOT p3) p2 p0))), (X (NOT (AND (NOT p3) (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p3) p2 p0))), (X (NOT (AND (NOT p1) (NOT p3) (NOT p2) p0))), (X (NOT (AND p1 (NOT p3)))), (X (NOT (AND p1 (NOT p3) (NOT p2) p0))), (X (NOT p0)), (X (NOT (AND p1 (NOT p3) p0))), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND (NOT p3) p2)))), (X (X p3)), (X (X (NOT (AND p1 (NOT p3) (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p3) p0)))), (X (X (NOT (AND (NOT p1) (NOT p3))))), (X (X (NOT (AND (NOT p1) (NOT p3) (NOT p0))))), (X (X (NOT (AND p1 (NOT p3) p2 p0)))), (X (X (NOT (AND (NOT p3) (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p3) p2 p0)))), (X (X (NOT (AND (NOT p1) (NOT p3) (NOT p2) p0)))), (X (X (NOT (AND p1 (NOT p3))))), (X (X (NOT (AND p1 (NOT p3) (NOT p2) p0)))), (X (X (NOT p0))), (X (X (NOT (AND p1 (NOT p3) p0)))), (X (X (NOT p1))), (G (OR p3 (NOT p1)))]
False Knowledge obtained : [(F (NOT (OR (NOT p2) p3))), (F p1), (F p2), (F (NOT (OR p2 p3))), (F (NOT p3))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 33 factoid took 32 ms. Reduced automaton from 2 states, 4 edges and 3 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA FunctionPointer-PT-a032-LTLFireability-10 TRUE TECHNIQUES KNOWLEDGE
Treatment of property FunctionPointer-PT-a032-LTLFireability-10 finished in 2309 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 p1)||G(!p0)||(p2 U X(p0)))))'
Support contains 5 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 20:30:59] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2024-05-31 20:30:59] [INFO ] Invariant cache hit.
[2024-05-31 20:30:59] [INFO ] Implicit Places using invariants in 30 ms returned []
[2024-05-31 20:30:59] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2024-05-31 20:30:59] [INFO ] Invariant cache hit.
[2024-05-31 20:30:59] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-31 20:30:59] [INFO ] Implicit Places using invariants and state equation in 51 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 20:30:59] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2024-05-31 20:30:59] [INFO ] Invariant cache hit.
[2024-05-31 20:30:59] [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 491 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 679 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 1185ms problems are : Problem set: 0 solved, 60 unsolved
Search for dead transitions found 0 dead transitions in 1186ms
Starting structural reductions in LTL mode, iteration 1 : 30/31 places, 62/66 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1271 ms. Remains : 30/31 places, 62/66 transitions.
Stuttering acceptance computed with spot in 393 ms :[true, false, false, p0, (NOT p0), (NOT p0), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1)), false, false]
Running random walk in product with property : FunctionPointer-PT-a032-LTLFireability-11
Entered a terminal (fully accepting) state of product in 411 steps with 2 reset in 2 ms.
FORMULA FunctionPointer-PT-a032-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a032-LTLFireability-11 finished in 1690 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(X((G(F(p0))||G((p0 U !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 20:31:01] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2024-05-31 20:31:01] [INFO ] Invariant cache hit.
[2024-05-31 20:31:01] [INFO ] Implicit Places using invariants in 37 ms returned []
[2024-05-31 20:31:01] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2024-05-31 20:31:01] [INFO ] Invariant cache hit.
[2024-05-31 20:31:01] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-31 20:31:01] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 79 ms to find 0 implicit places.
Running 60 sub problems to find dead transitions.
[2024-05-31 20:31:01] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2024-05-31 20:31:01] [INFO ] Invariant cache hit.
[2024-05-31 20:31:01] [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 494 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 591 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 1102ms problems are : Problem set: 0 solved, 60 unsolved
Search for dead transitions found 0 dead transitions in 1103ms
Starting structural reductions in LTL mode, iteration 1 : 30/31 places, 62/66 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1185 ms. Remains : 30/31 places, 62/66 transitions.
Stuttering acceptance computed with spot in 231 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1), (NOT p0), (NOT p0)]
Running random walk in product with property : FunctionPointer-PT-a032-LTLFireability-12
Stuttering criterion allowed to conclude after 85 steps with 1 reset in 1 ms.
FORMULA FunctionPointer-PT-a032-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a032-LTLFireability-12 finished in 1436 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(p0)||G(p1)))'
Support contains 4 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
Applied a total of 4 rules in 7 ms. Remains 30 /31 variables (removed 1) and now considering 62/66 (removed 4) transitions.
[2024-05-31 20:31:02] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2024-05-31 20:31:02] [INFO ] Invariant cache hit.
[2024-05-31 20:31:02] [INFO ] Implicit Places using invariants in 33 ms returned []
[2024-05-31 20:31:02] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2024-05-31 20:31:02] [INFO ] Invariant cache hit.
[2024-05-31 20:31:02] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-31 20:31:02] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 69 ms to find 0 implicit places.
[2024-05-31 20:31:02] [INFO ] Redundant transitions in 0 ms returned []
Running 60 sub problems to find dead transitions.
[2024-05-31 20:31:02] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2024-05-31 20:31:02] [INFO ] Invariant cache hit.
[2024-05-31 20:31:02] [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, 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 492 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 641 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 1154ms problems are : Problem set: 0 solved, 60 unsolved
Search for dead transitions found 0 dead transitions in 1155ms
Starting structural reductions in SI_LTL mode, iteration 1 : 30/31 places, 62/66 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1239 ms. Remains : 30/31 places, 62/66 transitions.
Stuttering acceptance computed with spot in 87 ms :[(NOT p0), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : FunctionPointer-PT-a032-LTLFireability-13
Stuttering criterion allowed to conclude after 57 steps with 0 reset in 0 ms.
FORMULA FunctionPointer-PT-a032-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a032-LTLFireability-13 finished in 1353 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(p1)||(G(!p2) U G(p0)))))'
Found a Lengthening insensitive property : FunctionPointer-PT-a032-LTLFireability-07
Stuttering acceptance computed with spot in 430 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) p2)), true, (AND p0 p2), (NOT p0), (NOT p0)]
Support contains 5 out of 31 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 31/31 places, 66/66 transitions.
Applied a total of 0 rules in 5 ms. Remains 31 /31 variables (removed 0) and now considering 66/66 (removed 0) transitions.
[2024-05-31 20:31:04] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
// Phase 1: matrix 46 rows 31 cols
[2024-05-31 20:31:04] [INFO ] Computed 2 invariants in 1 ms
[2024-05-31 20:31:04] [INFO ] Implicit Places using invariants in 31 ms returned []
[2024-05-31 20:31:04] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
[2024-05-31 20:31:04] [INFO ] Invariant cache hit.
[2024-05-31 20:31:04] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-31 20:31:04] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 71 ms to find 0 implicit places.
Running 64 sub problems to find dead transitions.
[2024-05-31 20:31:04] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
[2024-05-31 20:31:04] [INFO ] Invariant cache hit.
[2024-05-31 20:31:04] [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 548 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 577 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 1142ms problems are : Problem set: 0 solved, 64 unsolved
Search for dead transitions found 0 dead transitions in 1143ms
Finished structural reductions in LI_LTL mode , in 1 iterations and 1220 ms. Remains : 31/31 places, 66/66 transitions.
Running random walk in product with property : FunctionPointer-PT-a032-LTLFireability-07
Product exploration explored 100000 steps with 33292 reset in 112 ms.
Product exploration explored 100000 steps with 33476 reset in 117 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) p1), (X (NOT p2)), (X (NOT (AND p2 (NOT p1)))), (X p1), (X (NOT (AND (NOT p2) (NOT p1)))), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT p0))), (X (X (NOT (AND p0 p2))))]
False Knowledge obtained : []
Knowledge based reduction with 11 factoid took 147 ms. Reduced automaton from 7 states, 17 edges and 3 AP (stutter sensitive) to 7 states, 17 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 236 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) p2)), true, (AND p0 p2), (NOT p0), (NOT p0)]
RANDOM walk for 40039 steps (123 resets) in 73 ms. (541 steps per ms) remains 1/9 properties
BEST_FIRST walk for 40003 steps (8 resets) in 79 ms. (500 steps per ms) remains 1/1 properties
[2024-05-31 20:31:06] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
[2024-05-31 20:31:06] [INFO ] Invariant cache hit.
[2024-05-31 20:31:06] [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) 27/31 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/31 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf8 is UNSAT
After SMT solving in domain Real declared 71/77 variables, and 27 constraints, problems are : Problem set: 1 solved, 0 unsolved in 28 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 27/31 constraints, ReadFeed: 0/8 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 31ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) (NOT p2) p1), (X (NOT p2)), (X (NOT (AND p2 (NOT p1)))), (X p1), (X (NOT (AND (NOT p2) (NOT p1)))), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT p0))), (X (X (NOT (AND p0 p2)))), (G (OR (NOT p0) (NOT p2)))]
False Knowledge obtained : [(F (NOT (OR p0 (NOT p2)))), (F (NOT (OR (NOT p0) p2))), (F (NOT (OR p2 p1))), (F (NOT p1)), (F p2), (F (NOT (OR (NOT p2) p1))), (F (NOT (AND (NOT p0) (NOT p2)))), (F p0)]
Knowledge based reduction with 12 factoid took 460 ms. Reduced automaton from 7 states, 17 edges and 3 AP (stutter sensitive) to 5 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 166 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) p2)), (NOT p1), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) p2)), true, (OR (NOT p0) p2)]
Stuttering acceptance computed with spot in 162 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) p2)), (NOT p1), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) p2)), true, (OR (NOT p0) p2)]
Support contains 5 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 20:31:07] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
[2024-05-31 20:31:07] [INFO ] Invariant cache hit.
[2024-05-31 20:31:07] [INFO ] Implicit Places using invariants in 39 ms returned []
[2024-05-31 20:31:07] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
[2024-05-31 20:31:07] [INFO ] Invariant cache hit.
[2024-05-31 20:31:07] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-31 20:31:07] [INFO ] Implicit Places using invariants and state equation in 49 ms returned []
Implicit Place search using SMT with State Equation took 89 ms to find 0 implicit places.
Running 64 sub problems to find dead transitions.
[2024-05-31 20:31:07] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
[2024-05-31 20:31:07] [INFO ] Invariant cache hit.
[2024-05-31 20:31:07] [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 556 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 560 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 1134ms problems are : Problem set: 0 solved, 64 unsolved
Search for dead transitions found 0 dead transitions in 1134ms
Finished structural reductions in LTL mode , in 1 iterations and 1227 ms. Remains : 31/31 places, 66/66 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 p2) (NOT p0) p1), (X (NOT p2)), (X (NOT (AND p2 (NOT p1)))), (X p1), (X (NOT (AND (NOT p2) (NOT p1)))), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 143 ms. Reduced automaton from 5 states, 10 edges and 3 AP (stutter sensitive) to 5 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 189 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) p2)), (NOT p1), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) p2)), true, (OR (NOT p0) p2)]
RANDOM walk for 8454 steps (18 resets) in 48 ms. (172 steps per ms) remains 0/7 properties
Knowledge obtained : [(AND (NOT p2) (NOT p0) p1), (X (NOT p2)), (X (NOT (AND p2 (NOT p1)))), (X p1), (X (NOT (AND (NOT p2) (NOT p1)))), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT p0)))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT (OR (NOT p0) p2))), (F p0), (F (NOT (OR p2 p1))), (F p2), (F (NOT (OR (NOT p2) p1))), (F (NOT (AND (NOT p0) (NOT p2))))]
Knowledge based reduction with 9 factoid took 507 ms. Reduced automaton from 5 states, 10 edges and 3 AP (stutter sensitive) to 5 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 165 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) p2)), (NOT p1), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) p2)), true, (OR (NOT p0) p2)]
Stuttering acceptance computed with spot in 204 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) p2)), (NOT p1), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) p2)), true, (OR (NOT p0) p2)]
Stuttering acceptance computed with spot in 159 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) p2)), (NOT p1), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) p2)), true, (OR (NOT p0) p2)]
Product exploration explored 100000 steps with 33237 reset in 97 ms.
Product exploration explored 100000 steps with 33331 reset in 104 ms.
Applying partial POR strategy [false, true, true, true, true]
Stuttering acceptance computed with spot in 171 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) p2)), (NOT p1), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) p2)), true, (OR (NOT p0) p2)]
Support contains 5 out of 31 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 31/31 places, 66/66 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 31 transition count 64
Applied a total of 2 rules in 7 ms. Remains 31 /31 variables (removed 0) and now considering 64/66 (removed 2) transitions.
[2024-05-31 20:31:10] [INFO ] Redundant transitions in 1 ms returned []
Running 62 sub problems to find dead transitions.
[2024-05-31 20:31:10] [INFO ] Flow matrix only has 45 transitions (discarded 19 similar events)
// Phase 1: matrix 45 rows 31 cols
[2024-05-31 20:31:10] [INFO ] Computed 2 invariants in 0 ms
[2024-05-31 20:31:10] [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, 62 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/31 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/31 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 3 (OVERLAPS) 45/76 variables, 31/33 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/76 variables, 8/41 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/76 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 6 (OVERLAPS) 0/76 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 62 unsolved
No progress, stopping.
After SMT solving in domain Real declared 76/76 variables, and 41 constraints, problems are : Problem set: 0 solved, 62 unsolved in 512 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: 62/62 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 62 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/31 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/31 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 3 (OVERLAPS) 45/76 variables, 31/33 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/76 variables, 8/41 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/76 variables, 62/103 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/76 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 7 (OVERLAPS) 0/76 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 62 unsolved
No progress, stopping.
After SMT solving in domain Int declared 76/76 variables, and 103 constraints, problems are : Problem set: 0 solved, 62 unsolved in 568 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: 62/62 constraints, Known Traps: 0/0 constraints]
After SMT, in 1101ms problems are : Problem set: 0 solved, 62 unsolved
Search for dead transitions found 0 dead transitions in 1102ms
Starting structural reductions in SI_LTL mode, iteration 1 : 31/31 places, 64/66 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1120 ms. Remains : 31/31 places, 64/66 transitions.
Support contains 5 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 20:31:11] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
// Phase 1: matrix 46 rows 31 cols
[2024-05-31 20:31:11] [INFO ] Computed 2 invariants in 0 ms
[2024-05-31 20:31:11] [INFO ] Implicit Places using invariants in 34 ms returned []
[2024-05-31 20:31:11] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
[2024-05-31 20:31:11] [INFO ] Invariant cache hit.
[2024-05-31 20:31:11] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-31 20:31:11] [INFO ] Implicit Places using invariants and state equation in 42 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 20:31:11] [INFO ] Flow matrix only has 46 transitions (discarded 20 similar events)
[2024-05-31 20:31:11] [INFO ] Invariant cache hit.
[2024-05-31 20:31:11] [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 475 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 589 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 1079ms problems are : Problem set: 0 solved, 64 unsolved
Search for dead transitions found 0 dead transitions in 1080ms
Finished structural reductions in LTL mode , in 1 iterations and 1157 ms. Remains : 31/31 places, 66/66 transitions.
Treatment of property FunctionPointer-PT-a032-LTLFireability-07 finished in 8710 ms.
[2024-05-31 20:31:12] [INFO ] Flatten gal took : 5 ms
[2024-05-31 20:31:12] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLFireability.sr.xml took 2 ms.
[2024-05-31 20:31:12] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 31 places, 66 transitions and 264 arcs took 4 ms.
Total runtime 35375 ms.
There are residual formulas that ITS could not solve within timeout
Could not compute solution for formula : FunctionPointer-PT-a032-LTLFireability-07

BK_STOP 1717187479992

--------------------
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//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
++ perl -pe 's/.*\.//g'
+ 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-a032-LTLFireability-07
ltl formula formula --ltl=/tmp/1462/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 0.010 real 0.000 user 0.000 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1462/ltl_0_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1462/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1462/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1462/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 8 states
pnml2lts-mc( 0/ 4): There are 32 state labels and 1 edge labels
pnml2lts-mc( 0/ 4): State length is 32, there are 105 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( 0/ 4): ~1178 levels ~10000 states ~48276 transitions
pnml2lts-mc( 0/ 4): ~2278 levels ~20000 states ~98984 transitions
pnml2lts-mc( 0/ 4): ~4516 levels ~40000 states ~200936 transitions
pnml2lts-mc( 0/ 4): ~8991 levels ~80000 states ~404880 transitions
pnml2lts-mc( 0/ 4): ~16253 levels ~160000 states ~762492 transitions
pnml2lts-mc( 0/ 4): ~25475 levels ~320000 states ~1394944 transitions
pnml2lts-mc( 0/ 4): ~45046 levels ~640000 states ~2630732 transitions
pnml2lts-mc( 0/ 4): ~81272 levels ~1280000 states ~5010320 transitions
pnml2lts-mc( 0/ 4): ~153739 levels ~2560000 states ~9772908 transitions
pnml2lts-mc( 3/ 4): Error: tree leafs table full! Change -s/--ratio.
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): total scc count: 1939247
pnml2lts-mc( 0/ 4): unique states count: 3829130
pnml2lts-mc( 0/ 4): unique transitions count: 15048003
pnml2lts-mc( 0/ 4): - self-loop count: 24682
pnml2lts-mc( 0/ 4): - claim dead count: 1356059
pnml2lts-mc( 0/ 4): - claim found count: 335678
pnml2lts-mc( 0/ 4): - claim success count: 3829175
pnml2lts-mc( 0/ 4): - cum. max stack depth: 1601859
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 3829175 states 15048225 transitions, fanout: 3.930
pnml2lts-mc( 0/ 4): Total exploration time 6.560 sec (6.480 sec minimum, 6.507 sec on average)
pnml2lts-mc( 0/ 4): States per second: 583716, Transitions per second: 2293937
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Queue width: 12B, total height: 0, memory: 0.00MB
pnml2lts-mc( 0/ 4): Tree memory: 162.7MB, 13.2 B/state, compr.: 10.1%
pnml2lts-mc( 0/ 4): Tree fill ratio (roots/leafs): 38.0%/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: 162.7MB (~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-a032"
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-a032, 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-171640602900196"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FunctionPointer-PT-a032.tgz
mv FunctionPointer-PT-a032 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 ;