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.r540-smll-171690574200356.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 TwoPhaseLocking-PT-nC00200vD, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r540-smll-171690574200356
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 448K
-rw-r--r-- 1 mcc users 7.0K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 69K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.9K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 40K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.3K Apr 23 08:03 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Apr 23 08:03 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Apr 23 08:03 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 23 08:03 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Apr 13 07:03 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 111K Apr 13 07:03 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Apr 13 07:03 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 94K Apr 13 07:03 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Apr 23 08:03 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Apr 23 08:03 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 10 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 4.6K May 18 16:43 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 TwoPhaseLocking-PT-nC00200vD-LTLFireability-00
FORMULA_NAME TwoPhaseLocking-PT-nC00200vD-LTLFireability-01
FORMULA_NAME TwoPhaseLocking-PT-nC00200vD-LTLFireability-02
FORMULA_NAME TwoPhaseLocking-PT-nC00200vD-LTLFireability-03
FORMULA_NAME TwoPhaseLocking-PT-nC00200vD-LTLFireability-04
FORMULA_NAME TwoPhaseLocking-PT-nC00200vD-LTLFireability-05
FORMULA_NAME TwoPhaseLocking-PT-nC00200vD-LTLFireability-06
FORMULA_NAME TwoPhaseLocking-PT-nC00200vD-LTLFireability-07
FORMULA_NAME TwoPhaseLocking-PT-nC00200vD-LTLFireability-08
FORMULA_NAME TwoPhaseLocking-PT-nC00200vD-LTLFireability-09
FORMULA_NAME TwoPhaseLocking-PT-nC00200vD-LTLFireability-10
FORMULA_NAME TwoPhaseLocking-PT-nC00200vD-LTLFireability-11
FORMULA_NAME TwoPhaseLocking-PT-nC00200vD-LTLFireability-12
FORMULA_NAME TwoPhaseLocking-PT-nC00200vD-LTLFireability-13
FORMULA_NAME TwoPhaseLocking-PT-nC00200vD-LTLFireability-14
FORMULA_NAME TwoPhaseLocking-PT-nC00200vD-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1717272482590

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=TwoPhaseLocking-PT-nC00200vD
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 20:08:04] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-06-01 20:08:05] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 20:08:05] [INFO ] Load time of PNML (sax parser for PT used): 76 ms
[2024-06-01 20:08:05] [INFO ] Transformed 8 places.
[2024-06-01 20:08:05] [INFO ] Transformed 6 transitions.
[2024-06-01 20:08:05] [INFO ] Parsed PT model containing 8 places and 6 transitions and 18 arcs in 310 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 31 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 7 formulas.
FORMULA TwoPhaseLocking-PT-nC00200vD-LTLFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TwoPhaseLocking-PT-nC00200vD-LTLFireability-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TwoPhaseLocking-PT-nC00200vD-LTLFireability-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TwoPhaseLocking-PT-nC00200vD-LTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TwoPhaseLocking-PT-nC00200vD-LTLFireability-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TwoPhaseLocking-PT-nC00200vD-LTLFireability-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TwoPhaseLocking-PT-nC00200vD-LTLFireability-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 8 out of 8 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 41 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
// Phase 1: matrix 6 rows 8 cols
[2024-06-01 20:08:05] [INFO ] Computed 3 invariants in 10 ms
[2024-06-01 20:08:06] [INFO ] Implicit Places using invariants in 270 ms returned []
[2024-06-01 20:08:06] [INFO ] Invariant cache hit.
[2024-06-01 20:08:06] [INFO ] Implicit Places using invariants and state equation in 57 ms returned []
Implicit Place search using SMT with State Equation took 398 ms to find 0 implicit places.
Running 5 sub problems to find dead transitions.
[2024-06-01 20:08:06] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 1/8 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 6/14 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/14 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/14 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 14/14 variables, and 11 constraints, problems are : Problem set: 0 solved, 5 unsolved in 184 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 1/8 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 6/14 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/14 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/14 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/14 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 14/14 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 153 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 392ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 412ms
Finished structural reductions in LTL mode , in 1 iterations and 891 ms. Remains : 8/8 places, 6/6 transitions.
Support contains 8 out of 8 places after structural reductions.
[2024-06-01 20:08:06] [INFO ] Flatten gal took : 25 ms
[2024-06-01 20:08:06] [INFO ] Flatten gal took : 7 ms
[2024-06-01 20:08:06] [INFO ] Input system was already deterministic with 6 transitions.
Reduction of identical properties reduced properties to check from 9 to 8
RANDOM walk for 37099 steps (29 resets) in 231 ms. (159 steps per ms) remains 0/8 properties
Computed a total of 0 stabilizing places and 0 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(p0))'
Support contains 2 out of 8 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 5
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 7 transition count 5
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 4 place count 6 transition count 4
Applied a total of 4 rules in 28 ms. Remains 6 /8 variables (removed 2) and now considering 4/6 (removed 2) transitions.
// Phase 1: matrix 4 rows 6 cols
[2024-06-01 20:08:07] [INFO ] Computed 3 invariants in 1 ms
[2024-06-01 20:08:07] [INFO ] Implicit Places using invariants in 52 ms returned [4]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 55 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 5/8 places, 4/6 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 4/4 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 84 ms. Remains : 5/8 places, 4/6 transitions.
Stuttering acceptance computed with spot in 262 ms :[(NOT p0)]
Running random walk in product with property : TwoPhaseLocking-PT-nC00200vD-LTLFireability-00
Product exploration explored 100000 steps with 50000 reset in 473 ms.
Product exploration explored 100000 steps with 50000 reset in 152 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 2 factoid took 20 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA TwoPhaseLocking-PT-nC00200vD-LTLFireability-00 TRUE TECHNIQUES KNOWLEDGE
Treatment of property TwoPhaseLocking-PT-nC00200vD-LTLFireability-00 finished in 1105 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(p0)))) U (!p0 U !p1)))'
Support contains 3 out of 8 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
// Phase 1: matrix 6 rows 8 cols
[2024-06-01 20:08:08] [INFO ] Computed 3 invariants in 0 ms
[2024-06-01 20:08:08] [INFO ] Implicit Places using invariants in 23 ms returned []
[2024-06-01 20:08:08] [INFO ] Invariant cache hit.
[2024-06-01 20:08:08] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 55 ms to find 0 implicit places.
Running 5 sub problems to find dead transitions.
[2024-06-01 20:08:08] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 1/8 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 6/14 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/14 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/14 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 14/14 variables, and 11 constraints, problems are : Problem set: 0 solved, 5 unsolved in 83 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 1/8 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 6/14 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/14 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/14 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/14 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 14/14 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 86 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 175ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 175ms
Finished structural reductions in LTL mode , in 1 iterations and 232 ms. Remains : 8/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 416 ms :[p1, (NOT p0), (AND p1 (NOT p0)), (NOT p0), (NOT p0), true, (AND p1 (NOT p0)), (AND p1 (NOT p0)), p1]
Running random walk in product with property : TwoPhaseLocking-PT-nC00200vD-LTLFireability-01
Entered a terminal (fully accepting) state of product in 12 steps with 0 reset in 1 ms.
FORMULA TwoPhaseLocking-PT-nC00200vD-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TwoPhaseLocking-PT-nC00200vD-LTLFireability-01 finished in 672 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(G(p0))||G((p1 U p0)))))'
Support contains 4 out of 8 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
[2024-06-01 20:08:09] [INFO ] Invariant cache hit.
[2024-06-01 20:08:09] [INFO ] Implicit Places using invariants in 28 ms returned []
[2024-06-01 20:08:09] [INFO ] Invariant cache hit.
[2024-06-01 20:08:09] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 65 ms to find 0 implicit places.
Running 5 sub problems to find dead transitions.
[2024-06-01 20:08:09] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 1/8 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 6/14 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/14 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/14 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 14/14 variables, and 11 constraints, problems are : Problem set: 0 solved, 5 unsolved in 101 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 1/8 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 6/14 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/14 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/14 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/14 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 14/14 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 103 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 211ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 211ms
Finished structural reductions in LTL mode , in 1 iterations and 279 ms. Remains : 8/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 218 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : TwoPhaseLocking-PT-nC00200vD-LTLFireability-03
Stuttering criterion allowed to conclude after 53987 steps with 72 reset in 338 ms.
FORMULA TwoPhaseLocking-PT-nC00200vD-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TwoPhaseLocking-PT-nC00200vD-LTLFireability-03 finished in 869 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(p1))&&p0)))'
Support contains 3 out of 8 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 8 transition count 5
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 7 transition count 5
Applied a total of 2 rules in 13 ms. Remains 7 /8 variables (removed 1) and now considering 5/6 (removed 1) transitions.
// Phase 1: matrix 5 rows 7 cols
[2024-06-01 20:08:10] [INFO ] Computed 3 invariants in 0 ms
[2024-06-01 20:08:10] [INFO ] Implicit Places using invariants in 44 ms returned []
[2024-06-01 20:08:10] [INFO ] Invariant cache hit.
[2024-06-01 20:08:10] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 83 ms to find 0 implicit places.
[2024-06-01 20:08:10] [INFO ] Redundant transitions in 0 ms returned []
Running 4 sub problems to find dead transitions.
[2024-06-01 20:08:10] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 1/7 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 5/12 variables, 7/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/12 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 0/12 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 12/12 variables, and 10 constraints, problems are : Problem set: 0 solved, 4 unsolved in 80 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 7/7 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 1/7 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 5/12 variables, 7/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/12 variables, 4/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/12 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/12 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 12/12 variables, and 14 constraints, problems are : Problem set: 0 solved, 4 unsolved in 92 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 7/7 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
After SMT, in 178ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 179ms
Starting structural reductions in SI_LTL mode, iteration 1 : 7/8 places, 5/6 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 288 ms. Remains : 7/8 places, 5/6 transitions.
Stuttering acceptance computed with spot in 215 ms :[(OR (NOT p1) (NOT p0)), (NOT p1), (NOT p1), (NOT p0)]
Running random walk in product with property : TwoPhaseLocking-PT-nC00200vD-LTLFireability-04
Product exploration explored 100000 steps with 10063 reset in 176 ms.
Product exploration explored 100000 steps with 10020 reset in 271 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT p1)), (X p0), (X (X (NOT p1))), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 122 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 109 ms :[(NOT p1), (NOT p1)]
RANDOM walk for 3344 steps (7 resets) in 15 ms. (209 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT p1)), (X p0), (X (X (NOT p1))), (X (X p0))]
False Knowledge obtained : [(F p1)]
Knowledge based reduction with 5 factoid took 159 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 98 ms :[(NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 102 ms :[(NOT p1), (NOT p1)]
[2024-06-01 20:08:11] [INFO ] Invariant cache hit.
[2024-06-01 20:08:11] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-06-01 20:08:11] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2024-06-01 20:08:11] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 20:08:11] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-06-01 20:08:11] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2024-06-01 20:08:11] [INFO ] Computed and/alt/rep : 4/4/4 causal constraints (skipped 0 transitions) in 2 ms.
[2024-06-01 20:08:11] [INFO ] Added : 2 causal constraints over 1 iterations in 16 ms. Result :sat
Could not prove EG (NOT p1)
Support contains 1 out of 7 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 7/7 places, 5/5 transitions.
Applied a total of 0 rules in 1 ms. Remains 7 /7 variables (removed 0) and now considering 5/5 (removed 0) transitions.
[2024-06-01 20:08:11] [INFO ] Invariant cache hit.
[2024-06-01 20:08:11] [INFO ] Implicit Places using invariants in 32 ms returned []
[2024-06-01 20:08:11] [INFO ] Invariant cache hit.
[2024-06-01 20:08:12] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 70 ms to find 0 implicit places.
[2024-06-01 20:08:12] [INFO ] Redundant transitions in 0 ms returned []
Running 4 sub problems to find dead transitions.
[2024-06-01 20:08:12] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 1/7 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 5/12 variables, 7/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/12 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 0/12 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 12/12 variables, and 10 constraints, problems are : Problem set: 0 solved, 4 unsolved in 101 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 7/7 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 1/7 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 5/12 variables, 7/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/12 variables, 4/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/12 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/12 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 12/12 variables, and 14 constraints, problems are : Problem set: 0 solved, 4 unsolved in 92 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 7/7 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
After SMT, in 200ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 200ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 279 ms. Remains : 7/7 places, 5/5 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p1), (X (NOT p1)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 148 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 117 ms :[(NOT p1), (NOT p1)]
RANDOM walk for 1824 steps (2 resets) in 8 ms. (202 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p1), (X (NOT p1)), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1)]
Knowledge based reduction with 3 factoid took 148 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 110 ms :[(NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 98 ms :[(NOT p1), (NOT p1)]
[2024-06-01 20:08:12] [INFO ] Invariant cache hit.
[2024-06-01 20:08:12] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-06-01 20:08:12] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2024-06-01 20:08:12] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 20:08:12] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-06-01 20:08:12] [INFO ] [Nat]Absence check using state equation in 14 ms returned sat
[2024-06-01 20:08:12] [INFO ] Computed and/alt/rep : 4/4/4 causal constraints (skipped 0 transitions) in 2 ms.
[2024-06-01 20:08:13] [INFO ] Added : 2 causal constraints over 1 iterations in 10 ms. Result :sat
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 105 ms :[(NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 10070 reset in 158 ms.
Product exploration explored 100000 steps with 10056 reset in 526 ms.
Support contains 1 out of 7 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 7/7 places, 5/5 transitions.
Applied a total of 0 rules in 1 ms. Remains 7 /7 variables (removed 0) and now considering 5/5 (removed 0) transitions.
[2024-06-01 20:08:13] [INFO ] Invariant cache hit.
[2024-06-01 20:08:13] [INFO ] Implicit Places using invariants in 48 ms returned [5]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 50 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 6/7 places, 5/5 transitions.
Applied a total of 0 rules in 2 ms. Remains 6 /6 variables (removed 0) and now considering 5/5 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 54 ms. Remains : 6/7 places, 5/5 transitions.
Treatment of property TwoPhaseLocking-PT-nC00200vD-LTLFireability-04 finished in 3822 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(G(p0)) U (G(p1)||(p2&&X(F(!p3))))))'
Support contains 6 out of 8 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
// Phase 1: matrix 6 rows 8 cols
[2024-06-01 20:08:13] [INFO ] Computed 3 invariants in 1 ms
[2024-06-01 20:08:13] [INFO ] Implicit Places using invariants in 28 ms returned [5]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 29 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 7/8 places, 6/6 transitions.
Applied a total of 0 rules in 0 ms. Remains 7 /7 variables (removed 0) and now considering 6/6 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 31 ms. Remains : 7/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 403 ms :[(OR (AND (NOT p1) (NOT p2)) (AND (NOT p1) p3)), (NOT p0), (AND (NOT p0) p3), (AND (NOT p1) p3), (AND (NOT p0) (NOT p1)), (AND p3 (NOT p1) (NOT p0)), true, p3, (NOT p1), (AND p3 (NOT p1) p0)]
Running random walk in product with property : TwoPhaseLocking-PT-nC00200vD-LTLFireability-05
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA TwoPhaseLocking-PT-nC00200vD-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TwoPhaseLocking-PT-nC00200vD-LTLFireability-05 finished in 471 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)||F(G(p1))))'
Support contains 2 out of 8 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 7 transition count 5
Applied a total of 2 rules in 3 ms. Remains 7 /8 variables (removed 1) and now considering 5/6 (removed 1) transitions.
// Phase 1: matrix 5 rows 7 cols
[2024-06-01 20:08:14] [INFO ] Computed 3 invariants in 1 ms
[2024-06-01 20:08:14] [INFO ] Implicit Places using invariants in 36 ms returned [4]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 37 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 6/8 places, 5/6 transitions.
Applied a total of 0 rules in 1 ms. Remains 6 /6 variables (removed 0) and now considering 5/5 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 42 ms. Remains : 6/8 places, 5/6 transitions.
Stuttering acceptance computed with spot in 103 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : TwoPhaseLocking-PT-nC00200vD-LTLFireability-06
Product exploration explored 100000 steps with 2 reset in 143 ms.
Stack based approach found an accepted trace after 33 steps with 0 reset with depth 34 and stack size 34 in 0 ms.
FORMULA TwoPhaseLocking-PT-nC00200vD-LTLFireability-06 FALSE TECHNIQUES STACK_TEST
Treatment of property TwoPhaseLocking-PT-nC00200vD-LTLFireability-06 finished in 303 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Support contains 2 out of 8 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
// Phase 1: matrix 6 rows 8 cols
[2024-06-01 20:08:14] [INFO ] Computed 3 invariants in 1 ms
[2024-06-01 20:08:14] [INFO ] Implicit Places using invariants in 35 ms returned [5]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 37 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 7/8 places, 6/6 transitions.
Applied a total of 0 rules in 1 ms. Remains 7 /7 variables (removed 0) and now considering 6/6 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 39 ms. Remains : 7/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 168 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : TwoPhaseLocking-PT-nC00200vD-LTLFireability-09
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA TwoPhaseLocking-PT-nC00200vD-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TwoPhaseLocking-PT-nC00200vD-LTLFireability-09 finished in 225 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||X(p1))))'
Support contains 2 out of 8 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
[2024-06-01 20:08:14] [INFO ] Invariant cache hit.
[2024-06-01 20:08:14] [INFO ] Implicit Places using invariants in 36 ms returned [5]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 38 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 7/8 places, 6/6 transitions.
Applied a total of 0 rules in 1 ms. Remains 7 /7 variables (removed 0) and now considering 6/6 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 40 ms. Remains : 7/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 103 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : TwoPhaseLocking-PT-nC00200vD-LTLFireability-11
Product exploration explored 100000 steps with 10259 reset in 212 ms.
Product exploration explored 100000 steps with 10237 reset in 254 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT p1)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 7 factoid took 139 ms. Reduced automaton from 2 states, 2 edges and 2 AP (stutter sensitive) to 5 states, 11 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 270 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Reduction of identical properties reduced properties to check from 6 to 4
RANDOM walk for 40052 steps (36 resets) in 91 ms. (435 steps per ms) remains 1/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 180 ms. (221 steps per ms) remains 1/1 properties
// Phase 1: matrix 6 rows 7 cols
[2024-06-01 20:08:16] [INFO ] Computed 2 invariants in 1 ms
Problem apf2 is UNSAT
After SMT solving in domain Real declared 2/13 variables, and 0 constraints, problems are : Problem set: 1 solved, 0 unsolved in 20 ms.
Refiners :[Positive P Invariants (semi-flows): 0/2 constraints, State Equation: 0/7 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 24ms 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)), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT p1)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p0))), (X (X (NOT p1))), (G (OR p0 (NOT p1)))]
False Knowledge obtained : [(F p0), (F (NOT (AND (NOT p0) (NOT p1)))), (F p1), (F (NOT (OR (NOT p0) (NOT p1)))), (F (NOT (OR (NOT p0) p1)))]
Knowledge based reduction with 8 factoid took 376 ms. Reduced automaton from 5 states, 11 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 99 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 99 ms :[(NOT p0), (NOT p0)]
[2024-06-01 20:08:16] [INFO ] Invariant cache hit.
Proved EG (NOT p0)
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT p1)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p0))), (X (X (NOT p1))), (G (OR p0 (NOT p1)))]
False Knowledge obtained : [(F p0), (F (NOT (AND (NOT p0) (NOT p1)))), (F p1), (F (NOT (OR (NOT p0) (NOT p1)))), (F (NOT (OR (NOT p0) p1))), (G (NOT p0))]
Property proved to be false thanks to negative knowledge :(G (NOT p0))
Knowledge based reduction with 8 factoid took 411 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA TwoPhaseLocking-PT-nC00200vD-LTLFireability-11 FALSE TECHNIQUES KNOWLEDGE
Treatment of property TwoPhaseLocking-PT-nC00200vD-LTLFireability-11 finished in 2192 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((p0&&G(p1)&&F((G(p2)||G(p0)))))))'
Support contains 4 out of 8 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
// Phase 1: matrix 6 rows 8 cols
[2024-06-01 20:08:17] [INFO ] Computed 3 invariants in 1 ms
[2024-06-01 20:08:17] [INFO ] Implicit Places using invariants in 37 ms returned [5]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 38 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 7/8 places, 6/6 transitions.
Applied a total of 0 rules in 1 ms. Remains 7 /7 variables (removed 0) and now considering 6/6 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 39 ms. Remains : 7/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 306 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p2)), (OR (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : TwoPhaseLocking-PT-nC00200vD-LTLFireability-14
Stuttering criterion allowed to conclude after 27226 steps with 0 reset in 49 ms.
FORMULA TwoPhaseLocking-PT-nC00200vD-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TwoPhaseLocking-PT-nC00200vD-LTLFireability-14 finished in 426 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(p1))&&p0)))'
[2024-06-01 20:08:17] [INFO ] Flatten gal took : 4 ms
[2024-06-01 20:08:17] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLFireability.sr.xml took 3 ms.
[2024-06-01 20:08:17] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 8 places, 6 transitions and 18 arcs took 6 ms.
Total runtime 12947 ms.
There are residual formulas that ITS could not solve within timeout
FORMULA TwoPhaseLocking-PT-nC00200vD-LTLFireability-04 FALSE TECHNIQUES EXPLICIT PARALLEL_PROCESSING USE_NUPN

BK_STOP 1717272498398

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
mcc2024
ltl formula name TwoPhaseLocking-PT-nC00200vD-LTLFireability-04
ltl formula formula --ltl=/tmp/987/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 8 places, 6 transitions and 18 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/987/ltl_0_
pnml2lts-mc( 0/ 4): Loading Petri net took 0.000 real 0.000 user 0.000 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/987/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/987/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/987/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 4 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4): There are 10 state labels and 1 edge labels
pnml2lts-mc( 0/ 4): State length is 9, there are 15 groups
pnml2lts-mc( 0/ 4): Running ufscc using 4 cores
pnml2lts-mc( 0/ 4): Using a tree table with 2^25 elements
pnml2lts-mc( 0/ 4): Successor permutation: dynamic
pnml2lts-mc( 0/ 4): Global bits: 0, count bits: 0, local bits: 0
pnml2lts-mc( 2/ 4):
pnml2lts-mc( 2/ 4): Accepting cycle FOUND at depth ~401!
pnml2lts-mc( 2/ 4):
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): total scc count: 263
pnml2lts-mc( 0/ 4): unique states count: 1583
pnml2lts-mc( 0/ 4): unique transitions count: 4214
pnml2lts-mc( 0/ 4): - self-loop count: 1
pnml2lts-mc( 0/ 4): - claim dead count: 0
pnml2lts-mc( 0/ 4): - claim found count: 1
pnml2lts-mc( 0/ 4): - claim success count: 1597
pnml2lts-mc( 0/ 4): - cum. max stack depth: 1334
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 1597 states 4268 transitions, fanout: 2.673
pnml2lts-mc( 0/ 4): Total exploration time 0.040 sec (0.040 sec minimum, 0.040 sec on average)
pnml2lts-mc( 0/ 4): States per second: 39925, Transitions per second: 106700
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Queue width: 12B, total height: 0, memory: 0.00MB
pnml2lts-mc( 0/ 4): Tree memory: 0.1MB, 21.3 B/state, compr.: 55.9%
pnml2lts-mc( 0/ 4): Tree fill ratio (roots/leafs): 0.0%/0.0%
pnml2lts-mc( 0/ 4): Stored 6 string chucks using 0MB
pnml2lts-mc( 0/ 4): Total memory used for chunk indexing: 0MB
pnml2lts-mc( 0/ 4): Est. total memory use: 0.1MB (~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="TwoPhaseLocking-PT-nC00200vD"
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 TwoPhaseLocking-PT-nC00200vD, 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 r540-smll-171690574200356"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/TwoPhaseLocking-PT-nC00200vD.tgz
mv TwoPhaseLocking-PT-nC00200vD 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 ;