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.r528-tall-171683761200468.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)
..................
=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
Input is ShieldPPPs-PT-030A, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r528-tall-171683761200468
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 684K
-rw-r--r-- 1 mcc users 6.7K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 72K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.8K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 54K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K May 18 16:43 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K May 19 07:16 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 19 16:34 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K May 19 07:32 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 19 19:09 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.9K Apr 13 11:25 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 77K Apr 13 11:25 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.9K Apr 13 11:17 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 78K Apr 13 11:17 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 23 07:53 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 23 07:53 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 5 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 265K 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 ShieldPPPs-PT-030A-LTLFireability-00
FORMULA_NAME ShieldPPPs-PT-030A-LTLFireability-01
FORMULA_NAME ShieldPPPs-PT-030A-LTLFireability-02
FORMULA_NAME ShieldPPPs-PT-030A-LTLFireability-03
FORMULA_NAME ShieldPPPs-PT-030A-LTLFireability-04
FORMULA_NAME ShieldPPPs-PT-030A-LTLFireability-05
FORMULA_NAME ShieldPPPs-PT-030A-LTLFireability-06
FORMULA_NAME ShieldPPPs-PT-030A-LTLFireability-07
FORMULA_NAME ShieldPPPs-PT-030A-LTLFireability-08
FORMULA_NAME ShieldPPPs-PT-030A-LTLFireability-09
FORMULA_NAME ShieldPPPs-PT-030A-LTLFireability-10
FORMULA_NAME ShieldPPPs-PT-030A-LTLFireability-11
FORMULA_NAME ShieldPPPs-PT-030A-LTLFireability-12
FORMULA_NAME ShieldPPPs-PT-030A-LTLFireability-13
FORMULA_NAME ShieldPPPs-PT-030A-LTLFireability-14
FORMULA_NAME ShieldPPPs-PT-030A-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1717246904168

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ShieldPPPs-PT-030A
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 13:01:45] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-06-01 13:01:45] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 13:01:45] [INFO ] Load time of PNML (sax parser for PT used): 123 ms
[2024-06-01 13:01:45] [INFO ] Transformed 933 places.
[2024-06-01 13:01:45] [INFO ] Transformed 783 transitions.
[2024-06-01 13:01:45] [INFO ] Found NUPN structural information;
[2024-06-01 13:01:45] [INFO ] Parsed PT model containing 933 places and 783 transitions and 3006 arcs in 255 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 9 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 5 formulas.
FORMULA ShieldPPPs-PT-030A-LTLFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldPPPs-PT-030A-LTLFireability-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldPPPs-PT-030A-LTLFireability-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldPPPs-PT-030A-LTLFireability-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldPPPs-PT-030A-LTLFireability-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 36 out of 933 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 933/933 places, 783/783 transitions.
Applied a total of 0 rules in 138 ms. Remains 933 /933 variables (removed 0) and now considering 783/783 (removed 0) transitions.
// Phase 1: matrix 783 rows 933 cols
[2024-06-01 13:01:45] [INFO ] Computed 331 invariants in 29 ms
[2024-06-01 13:01:46] [INFO ] Implicit Places using invariants in 702 ms returned []
[2024-06-01 13:01:46] [INFO ] Invariant cache hit.
[2024-06-01 13:01:47] [INFO ] Implicit Places using invariants and state equation in 931 ms returned []
Implicit Place search using SMT with State Equation took 1661 ms to find 0 implicit places.
Running 782 sub problems to find dead transitions.
[2024-06-01 13:01:47] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/932 variables, 932/932 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/932 variables, 0/932 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 2 (OVERLAPS) 1/933 variables, 331/1263 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/933 variables, 1/1264 constraints. Problems are: Problem set: 0 solved, 782 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 933/1716 variables, and 1264 constraints, problems are : Problem set: 0 solved, 782 unsolved in 30027 ms.
Refiners :[Domain max(s): 933/933 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/933 constraints, PredecessorRefiner: 782/782 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 782 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/932 variables, 932/932 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/932 variables, 0/932 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 2 (OVERLAPS) 1/933 variables, 331/1263 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/933 variables, 1/1264 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/933 variables, 0/1264 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 5 (OVERLAPS) 783/1716 variables, 933/2197 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1716 variables, 782/2979 constraints. Problems are: Problem set: 0 solved, 782 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1716/1716 variables, and 2979 constraints, problems are : Problem set: 0 solved, 782 unsolved in 30017 ms.
Refiners :[Domain max(s): 933/933 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 933/933 constraints, PredecessorRefiner: 782/782 constraints, Known Traps: 0/0 constraints]
After SMT, in 60344ms problems are : Problem set: 0 solved, 782 unsolved
Search for dead transitions found 0 dead transitions in 60378ms
Finished structural reductions in LTL mode , in 1 iterations and 62207 ms. Remains : 933/933 places, 783/783 transitions.
Support contains 36 out of 933 places after structural reductions.
[2024-06-01 13:02:48] [INFO ] Flatten gal took : 121 ms
[2024-06-01 13:02:48] [INFO ] Flatten gal took : 63 ms
[2024-06-01 13:02:48] [INFO ] Input system was already deterministic with 783 transitions.
RANDOM walk for 40000 steps (16 resets) in 1424 ms. (28 steps per ms) remains 1/19 properties
BEST_FIRST walk for 40004 steps (8 resets) in 367 ms. (108 steps per ms) remains 1/1 properties
[2024-06-01 13:02:48] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/3 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 9/12 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 9/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/12 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 921/933 variables, 328/343 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/933 variables, 921/1264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/933 variables, 0/1264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 783/1716 variables, 933/2197 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-06-01 13:02:49] [INFO ] Deduced a trap composed of 18 places in 229 ms of which 20 ms to minimize.
[2024-06-01 13:02:49] [INFO ] Deduced a trap composed of 18 places in 103 ms of which 2 ms to minimize.
[2024-06-01 13:02:50] [INFO ] Deduced a trap composed of 18 places in 137 ms of which 4 ms to minimize.
[2024-06-01 13:02:50] [INFO ] Deduced a trap composed of 18 places in 110 ms of which 2 ms to minimize.
[2024-06-01 13:02:50] [INFO ] Deduced a trap composed of 18 places in 102 ms of which 2 ms to minimize.
[2024-06-01 13:02:50] [INFO ] Deduced a trap composed of 18 places in 91 ms of which 2 ms to minimize.
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/1716 variables, 6/2203 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1716 variables, 0/2203 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/1716 variables, 0/2203 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1716/1716 variables, and 2203 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1583 ms.
Refiners :[Domain max(s): 933/933 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 933/933 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 6/6 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/3 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 9/12 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 9/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/12 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 921/933 variables, 328/343 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/933 variables, 921/1264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/933 variables, 6/1270 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/933 variables, 0/1270 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 783/1716 variables, 933/2203 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1716 variables, 1/2204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-06-01 13:02:51] [INFO ] Deduced a trap composed of 18 places in 75 ms of which 2 ms to minimize.
[2024-06-01 13:02:51] [INFO ] Deduced a trap composed of 29 places in 86 ms of which 2 ms to minimize.
[2024-06-01 13:02:51] [INFO ] Deduced a trap composed of 18 places in 88 ms of which 2 ms to minimize.
[2024-06-01 13:02:51] [INFO ] Deduced a trap composed of 18 places in 85 ms of which 2 ms to minimize.
[2024-06-01 13:02:51] [INFO ] Deduced a trap composed of 18 places in 85 ms of which 2 ms to minimize.
[2024-06-01 13:02:51] [INFO ] Deduced a trap composed of 18 places in 80 ms of which 2 ms to minimize.
[2024-06-01 13:02:51] [INFO ] Deduced a trap composed of 18 places in 84 ms of which 1 ms to minimize.
[2024-06-01 13:02:51] [INFO ] Deduced a trap composed of 18 places in 82 ms of which 2 ms to minimize.
[2024-06-01 13:02:51] [INFO ] Deduced a trap composed of 35 places in 79 ms of which 1 ms to minimize.
[2024-06-01 13:02:51] [INFO ] Deduced a trap composed of 18 places in 79 ms of which 1 ms to minimize.
[2024-06-01 13:02:52] [INFO ] Deduced a trap composed of 18 places in 82 ms of which 2 ms to minimize.
[2024-06-01 13:02:52] [INFO ] Deduced a trap composed of 18 places in 81 ms of which 2 ms to minimize.
[2024-06-01 13:02:52] [INFO ] Deduced a trap composed of 18 places in 81 ms of which 2 ms to minimize.
[2024-06-01 13:02:52] [INFO ] Deduced a trap composed of 40 places in 77 ms of which 2 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/1716 variables, 14/2218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1716 variables, 0/2218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/1716 variables, 0/2218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1716/1716 variables, and 2218 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1973 ms.
Refiners :[Domain max(s): 933/933 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 933/933 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 20/20 constraints]
After SMT, in 3569ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 18574 steps, including 934 resets, run visited all 1 properties in 151 ms. (steps per millisecond=123 )
Parikh walk visited 1 properties in 161 ms.
Computed a total of 1 stabilizing places and 1 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(G(p0)))'
Support contains 2 out of 933 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 933/933 places, 783/783 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 4 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 931 transition count 781
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 4 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 930 transition count 780
Applied a total of 4 rules in 102 ms. Remains 930 /933 variables (removed 3) and now considering 780/783 (removed 3) transitions.
// Phase 1: matrix 780 rows 930 cols
[2024-06-01 13:02:53] [INFO ] Computed 331 invariants in 3 ms
[2024-06-01 13:02:53] [INFO ] Implicit Places using invariants in 575 ms returned []
[2024-06-01 13:02:53] [INFO ] Invariant cache hit.
[2024-06-01 13:02:54] [INFO ] Implicit Places using invariants and state equation in 869 ms returned []
Implicit Place search using SMT with State Equation took 1445 ms to find 0 implicit places.
[2024-06-01 13:02:54] [INFO ] Redundant transitions in 39 ms returned []
Running 778 sub problems to find dead transitions.
[2024-06-01 13:02:54] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/930 variables, 930/930 constraints. Problems are: Problem set: 0 solved, 778 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/930 variables, 331/1261 constraints. Problems are: Problem set: 0 solved, 778 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/930 variables, 0/1261 constraints. Problems are: Problem set: 0 solved, 778 unsolved
At refinement iteration 3 (OVERLAPS) 780/1710 variables, 930/2191 constraints. Problems are: Problem set: 0 solved, 778 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1710/1710 variables, and 2191 constraints, problems are : Problem set: 0 solved, 778 unsolved in 30023 ms.
Refiners :[Domain max(s): 930/930 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 930/930 constraints, PredecessorRefiner: 778/778 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 778 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/930 variables, 930/930 constraints. Problems are: Problem set: 0 solved, 778 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/930 variables, 331/1261 constraints. Problems are: Problem set: 0 solved, 778 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/930 variables, 0/1261 constraints. Problems are: Problem set: 0 solved, 778 unsolved
At refinement iteration 3 (OVERLAPS) 780/1710 variables, 930/2191 constraints. Problems are: Problem set: 0 solved, 778 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1710 variables, 778/2969 constraints. Problems are: Problem set: 0 solved, 778 unsolved
[2024-06-01 13:03:52] [INFO ] Deduced a trap composed of 11 places in 42 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1710/1710 variables, and 2970 constraints, problems are : Problem set: 0 solved, 778 unsolved in 30022 ms.
Refiners :[Domain max(s): 930/930 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 930/930 constraints, PredecessorRefiner: 778/778 constraints, Known Traps: 1/1 constraints]
After SMT, in 60193ms problems are : Problem set: 0 solved, 778 unsolved
Search for dead transitions found 0 dead transitions in 60202ms
Starting structural reductions in SI_LTL mode, iteration 1 : 930/933 places, 780/783 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61799 ms. Remains : 930/933 places, 780/783 transitions.
Stuttering acceptance computed with spot in 311 ms :[(NOT p0)]
Running random walk in product with property : ShieldPPPs-PT-030A-LTLFireability-00
Stuttering criterion allowed to conclude after 1969 steps with 0 reset in 32 ms.
FORMULA ShieldPPPs-PT-030A-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPs-PT-030A-LTLFireability-00 finished in 62224 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 933 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 933/933 places, 783/783 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 931 transition count 781
Applied a total of 4 rules in 93 ms. Remains 931 /933 variables (removed 2) and now considering 781/783 (removed 2) transitions.
// Phase 1: matrix 781 rows 931 cols
[2024-06-01 13:03:55] [INFO ] Computed 331 invariants in 4 ms
[2024-06-01 13:03:55] [INFO ] Implicit Places using invariants in 663 ms returned []
[2024-06-01 13:03:55] [INFO ] Invariant cache hit.
[2024-06-01 13:03:56] [INFO ] Implicit Places using invariants and state equation in 937 ms returned []
Implicit Place search using SMT with State Equation took 1633 ms to find 0 implicit places.
[2024-06-01 13:03:56] [INFO ] Redundant transitions in 8 ms returned []
Running 780 sub problems to find dead transitions.
[2024-06-01 13:03:56] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/930 variables, 930/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/930 variables, 0/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 2 (OVERLAPS) 1/931 variables, 331/1261 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 3 (INCLUDED_ONLY) 0/931 variables, 1/1262 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 931/1712 variables, and 1262 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30033 ms.
Refiners :[Domain max(s): 931/931 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/931 constraints, PredecessorRefiner: 780/780 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 780 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/930 variables, 930/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/930 variables, 0/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 2 (OVERLAPS) 1/931 variables, 331/1261 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/931 variables, 1/1262 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/931 variables, 0/1262 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 5 (OVERLAPS) 781/1712 variables, 931/2193 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1712 variables, 780/2973 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1712/1712 variables, and 2973 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30025 ms.
Refiners :[Domain max(s): 931/931 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 931/931 constraints, PredecessorRefiner: 780/780 constraints, Known Traps: 0/0 constraints]
After SMT, in 60384ms problems are : Problem set: 0 solved, 780 unsolved
Search for dead transitions found 0 dead transitions in 60397ms
Starting structural reductions in SI_LTL mode, iteration 1 : 931/933 places, 781/783 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 62149 ms. Remains : 931/933 places, 781/783 transitions.
Stuttering acceptance computed with spot in 114 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ShieldPPPs-PT-030A-LTLFireability-01
Product exploration explored 100000 steps with 89 reset in 768 ms.
Product exploration explored 100000 steps with 88 reset in 997 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 71 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 81 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 4276 steps (0 resets) in 43 ms. (97 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 128 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 56 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 62 ms :[(NOT p0), (NOT p0)]
[2024-06-01 13:04:59] [INFO ] Invariant cache hit.
[2024-06-01 13:05:00] [INFO ] [Real]Absence check using 331 positive place invariants in 255 ms returned sat
[2024-06-01 13:05:02] [INFO ] [Real]Absence check using state equation in 2307 ms returned sat
[2024-06-01 13:05:02] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:05:03] [INFO ] [Nat]Absence check using 331 positive place invariants in 185 ms returned sat
[2024-06-01 13:05:05] [INFO ] [Nat]Absence check using state equation in 2325 ms returned sat
[2024-06-01 13:05:06] [INFO ] Deduced a trap composed of 23 places in 94 ms of which 1 ms to minimize.
[2024-06-01 13:05:06] [INFO ] Deduced a trap composed of 24 places in 89 ms of which 1 ms to minimize.
[2024-06-01 13:05:06] [INFO ] Deduced a trap composed of 23 places in 54 ms of which 1 ms to minimize.
[2024-06-01 13:05:06] [INFO ] Deduced a trap composed of 32 places in 312 ms of which 1 ms to minimize.
[2024-06-01 13:05:06] [INFO ] Deduced a trap composed of 23 places in 49 ms of which 4 ms to minimize.
[2024-06-01 13:05:06] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 892 ms
[2024-06-01 13:05:06] [INFO ] Computed and/alt/rep : 780/2167/780 causal constraints (skipped 0 transitions) in 55 ms.
[2024-06-01 13:05:17] [INFO ] Added : 515 causal constraints over 103 iterations in 11085 ms. Result :unknown
Could not prove EG (NOT p0)
Support contains 2 out of 931 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 931/931 places, 781/781 transitions.
Applied a total of 0 rules in 28 ms. Remains 931 /931 variables (removed 0) and now considering 781/781 (removed 0) transitions.
[2024-06-01 13:05:17] [INFO ] Invariant cache hit.
[2024-06-01 13:05:18] [INFO ] Implicit Places using invariants in 637 ms returned []
[2024-06-01 13:05:18] [INFO ] Invariant cache hit.
[2024-06-01 13:05:19] [INFO ] Implicit Places using invariants and state equation in 956 ms returned []
Implicit Place search using SMT with State Equation took 1603 ms to find 0 implicit places.
[2024-06-01 13:05:19] [INFO ] Redundant transitions in 7 ms returned []
Running 780 sub problems to find dead transitions.
[2024-06-01 13:05:19] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/930 variables, 930/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/930 variables, 0/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 2 (OVERLAPS) 1/931 variables, 331/1261 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/931 variables, 1/1262 constraints. Problems are: Problem set: 0 solved, 780 unsolved
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(s696 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 931/1712 variables, and 1262 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30040 ms.
Refiners :[Domain max(s): 931/931 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/931 constraints, PredecessorRefiner: 780/780 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 780 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/930 variables, 930/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/930 variables, 0/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 2 (OVERLAPS) 1/931 variables, 331/1261 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/931 variables, 1/1262 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/931 variables, 0/1262 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 5 (OVERLAPS) 781/1712 variables, 931/2193 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1712 variables, 780/2973 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1712/1712 variables, and 2973 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30025 ms.
Refiners :[Domain max(s): 931/931 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 931/931 constraints, PredecessorRefiner: 780/780 constraints, Known Traps: 0/0 constraints]
After SMT, in 60257ms problems are : Problem set: 0 solved, 780 unsolved
Search for dead transitions found 0 dead transitions in 60264ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61922 ms. Remains : 931/931 places, 781/781 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 72 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 68 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 4700 steps (0 resets) in 39 ms. (117 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 84 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 71 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 62 ms :[(NOT p0), (NOT p0)]
[2024-06-01 13:06:20] [INFO ] Invariant cache hit.
[2024-06-01 13:06:20] [INFO ] [Real]Absence check using 331 positive place invariants in 249 ms returned sat
[2024-06-01 13:06:23] [INFO ] [Real]Absence check using state equation in 2376 ms returned sat
[2024-06-01 13:06:23] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:06:24] [INFO ] [Nat]Absence check using 331 positive place invariants in 173 ms returned sat
[2024-06-01 13:06:26] [INFO ] [Nat]Absence check using state equation in 2344 ms returned sat
[2024-06-01 13:06:26] [INFO ] Deduced a trap composed of 23 places in 47 ms of which 1 ms to minimize.
[2024-06-01 13:06:26] [INFO ] Deduced a trap composed of 24 places in 40 ms of which 1 ms to minimize.
[2024-06-01 13:06:26] [INFO ] Deduced a trap composed of 23 places in 42 ms of which 1 ms to minimize.
[2024-06-01 13:06:26] [INFO ] Deduced a trap composed of 32 places in 42 ms of which 0 ms to minimize.
[2024-06-01 13:06:26] [INFO ] Deduced a trap composed of 23 places in 51 ms of which 1 ms to minimize.
[2024-06-01 13:06:26] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 472 ms
[2024-06-01 13:06:27] [INFO ] Computed and/alt/rep : 780/2167/780 causal constraints (skipped 0 transitions) in 45 ms.
[2024-06-01 13:06:38] [INFO ] Added : 525 causal constraints over 105 iterations in 11471 ms. Result :unknown
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 84 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 89 reset in 655 ms.
Product exploration explored 100000 steps with 87 reset in 773 ms.
Support contains 2 out of 931 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 931/931 places, 781/781 transitions.
Applied a total of 0 rules in 25 ms. Remains 931 /931 variables (removed 0) and now considering 781/781 (removed 0) transitions.
[2024-06-01 13:06:39] [INFO ] Invariant cache hit.
[2024-06-01 13:06:40] [INFO ] Implicit Places using invariants in 491 ms returned []
[2024-06-01 13:06:40] [INFO ] Invariant cache hit.
[2024-06-01 13:06:41] [INFO ] Implicit Places using invariants and state equation in 910 ms returned []
Implicit Place search using SMT with State Equation took 1401 ms to find 0 implicit places.
[2024-06-01 13:06:41] [INFO ] Redundant transitions in 7 ms returned []
Running 780 sub problems to find dead transitions.
[2024-06-01 13:06:41] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/930 variables, 930/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/930 variables, 0/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 2 (OVERLAPS) 1/931 variables, 331/1261 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/931 variables, 1/1262 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 931/1712 variables, and 1262 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30018 ms.
Refiners :[Domain max(s): 931/931 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/931 constraints, PredecessorRefiner: 780/780 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 780 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/930 variables, 930/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/930 variables, 0/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 2 (OVERLAPS) 1/931 variables, 331/1261 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/931 variables, 1/1262 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/931 variables, 0/1262 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 5 (OVERLAPS) 781/1712 variables, 931/2193 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1712 variables, 780/2973 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1712/1712 variables, and 2973 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30025 ms.
Refiners :[Domain max(s): 931/931 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 931/931 constraints, PredecessorRefiner: 780/780 constraints, Known Traps: 0/0 constraints]
After SMT, in 60198ms problems are : Problem set: 0 solved, 780 unsolved
Search for dead transitions found 0 dead transitions in 60206ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61646 ms. Remains : 931/931 places, 781/781 transitions.
Treatment of property ShieldPPPs-PT-030A-LTLFireability-01 finished in 226506 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 1 out of 933 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 933/933 places, 783/783 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 931 transition count 781
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 930 transition count 780
Applied a total of 4 rules in 67 ms. Remains 930 /933 variables (removed 3) and now considering 780/783 (removed 3) transitions.
// Phase 1: matrix 780 rows 930 cols
[2024-06-01 13:07:41] [INFO ] Computed 331 invariants in 7 ms
[2024-06-01 13:07:42] [INFO ] Implicit Places using invariants in 478 ms returned []
[2024-06-01 13:07:42] [INFO ] Invariant cache hit.
[2024-06-01 13:07:43] [INFO ] Implicit Places using invariants and state equation in 922 ms returned []
Implicit Place search using SMT with State Equation took 1403 ms to find 0 implicit places.
[2024-06-01 13:07:43] [INFO ] Redundant transitions in 9 ms returned []
Running 778 sub problems to find dead transitions.
[2024-06-01 13:07:43] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/930 variables, 930/930 constraints. Problems are: Problem set: 0 solved, 778 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/930 variables, 331/1261 constraints. Problems are: Problem set: 0 solved, 778 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/930 variables, 0/1261 constraints. Problems are: Problem set: 0 solved, 778 unsolved
At refinement iteration 3 (OVERLAPS) 780/1710 variables, 930/2191 constraints. Problems are: Problem set: 0 solved, 778 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1710/1710 variables, and 2191 constraints, problems are : Problem set: 0 solved, 778 unsolved in 30016 ms.
Refiners :[Domain max(s): 930/930 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 930/930 constraints, PredecessorRefiner: 778/778 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 778 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/930 variables, 930/930 constraints. Problems are: Problem set: 0 solved, 778 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/930 variables, 331/1261 constraints. Problems are: Problem set: 0 solved, 778 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/930 variables, 0/1261 constraints. Problems are: Problem set: 0 solved, 778 unsolved
At refinement iteration 3 (OVERLAPS) 780/1710 variables, 930/2191 constraints. Problems are: Problem set: 0 solved, 778 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1710 variables, 778/2969 constraints. Problems are: Problem set: 0 solved, 778 unsolved
[2024-06-01 13:08:40] [INFO ] Deduced a trap composed of 11 places in 42 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1710/1710 variables, and 2970 constraints, problems are : Problem set: 0 solved, 778 unsolved in 30024 ms.
Refiners :[Domain max(s): 930/930 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 930/930 constraints, PredecessorRefiner: 778/778 constraints, Known Traps: 1/1 constraints]
After SMT, in 60173ms problems are : Problem set: 0 solved, 778 unsolved
Search for dead transitions found 0 dead transitions in 60186ms
Starting structural reductions in SI_LTL mode, iteration 1 : 930/933 places, 780/783 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61676 ms. Remains : 930/933 places, 780/783 transitions.
Stuttering acceptance computed with spot in 76 ms :[(NOT p0)]
Running random walk in product with property : ShieldPPPs-PT-030A-LTLFireability-03
Product exploration explored 100000 steps with 49 reset in 733 ms.
Product exploration explored 100000 steps with 49 reset in 827 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 : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 72 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
RANDOM walk for 1472 steps (0 resets) in 15 ms. (92 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 113 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
Support contains 1 out of 930 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 930/930 places, 780/780 transitions.
Applied a total of 0 rules in 22 ms. Remains 930 /930 variables (removed 0) and now considering 780/780 (removed 0) transitions.
[2024-06-01 13:08:45] [INFO ] Invariant cache hit.
[2024-06-01 13:08:45] [INFO ] Implicit Places using invariants in 461 ms returned []
[2024-06-01 13:08:45] [INFO ] Invariant cache hit.
[2024-06-01 13:08:46] [INFO ] Implicit Places using invariants and state equation in 912 ms returned []
Implicit Place search using SMT with State Equation took 1384 ms to find 0 implicit places.
[2024-06-01 13:08:46] [INFO ] Redundant transitions in 9 ms returned []
Running 778 sub problems to find dead transitions.
[2024-06-01 13:08:46] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/930 variables, 930/930 constraints. Problems are: Problem set: 0 solved, 778 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/930 variables, 331/1261 constraints. Problems are: Problem set: 0 solved, 778 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/930 variables, 0/1261 constraints. Problems are: Problem set: 0 solved, 778 unsolved
At refinement iteration 3 (OVERLAPS) 780/1710 variables, 930/2191 constraints. Problems are: Problem set: 0 solved, 778 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1710/1710 variables, and 2191 constraints, problems are : Problem set: 0 solved, 778 unsolved in 30024 ms.
Refiners :[Domain max(s): 930/930 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 930/930 constraints, PredecessorRefiner: 778/778 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 778 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/930 variables, 930/930 constraints. Problems are: Problem set: 0 solved, 778 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/930 variables, 331/1261 constraints. Problems are: Problem set: 0 solved, 778 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/930 variables, 0/1261 constraints. Problems are: Problem set: 0 solved, 778 unsolved
At refinement iteration 3 (OVERLAPS) 780/1710 variables, 930/2191 constraints. Problems are: Problem set: 0 solved, 778 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1710 variables, 778/2969 constraints. Problems are: Problem set: 0 solved, 778 unsolved
[2024-06-01 13:09:43] [INFO ] Deduced a trap composed of 11 places in 33 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1710/1710 variables, and 2970 constraints, problems are : Problem set: 0 solved, 778 unsolved in 30016 ms.
Refiners :[Domain max(s): 930/930 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 930/930 constraints, PredecessorRefiner: 778/778 constraints, Known Traps: 1/1 constraints]
After SMT, in 60160ms problems are : Problem set: 0 solved, 778 unsolved
Search for dead transitions found 0 dead transitions in 60169ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61591 ms. Remains : 930/930 places, 780/780 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 : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 112 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
RANDOM walk for 1235 steps (0 resets) in 15 ms. (77 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 113 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 30 ms :[(NOT p0)]
Product exploration explored 100000 steps with 48 reset in 686 ms.
Product exploration explored 100000 steps with 49 reset in 839 ms.
Support contains 1 out of 930 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 930/930 places, 780/780 transitions.
Applied a total of 0 rules in 22 ms. Remains 930 /930 variables (removed 0) and now considering 780/780 (removed 0) transitions.
[2024-06-01 13:09:48] [INFO ] Invariant cache hit.
[2024-06-01 13:09:49] [INFO ] Implicit Places using invariants in 481 ms returned []
[2024-06-01 13:09:49] [INFO ] Invariant cache hit.
[2024-06-01 13:09:50] [INFO ] Implicit Places using invariants and state equation in 855 ms returned []
Implicit Place search using SMT with State Equation took 1370 ms to find 0 implicit places.
[2024-06-01 13:09:50] [INFO ] Redundant transitions in 7 ms returned []
Running 778 sub problems to find dead transitions.
[2024-06-01 13:09:50] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/930 variables, 930/930 constraints. Problems are: Problem set: 0 solved, 778 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/930 variables, 331/1261 constraints. Problems are: Problem set: 0 solved, 778 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/930 variables, 0/1261 constraints. Problems are: Problem set: 0 solved, 778 unsolved
At refinement iteration 3 (OVERLAPS) 780/1710 variables, 930/2191 constraints. Problems are: Problem set: 0 solved, 778 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1710/1710 variables, and 2191 constraints, problems are : Problem set: 0 solved, 778 unsolved in 30032 ms.
Refiners :[Domain max(s): 930/930 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 930/930 constraints, PredecessorRefiner: 778/778 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 778 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/930 variables, 930/930 constraints. Problems are: Problem set: 0 solved, 778 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/930 variables, 331/1261 constraints. Problems are: Problem set: 0 solved, 778 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/930 variables, 0/1261 constraints. Problems are: Problem set: 0 solved, 778 unsolved
At refinement iteration 3 (OVERLAPS) 780/1710 variables, 930/2191 constraints. Problems are: Problem set: 0 solved, 778 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1710 variables, 778/2969 constraints. Problems are: Problem set: 0 solved, 778 unsolved
[2024-06-01 13:10:47] [INFO ] Deduced a trap composed of 11 places in 35 ms of which 8 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1710/1710 variables, and 2970 constraints, problems are : Problem set: 0 solved, 778 unsolved in 30022 ms.
Refiners :[Domain max(s): 930/930 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 930/930 constraints, PredecessorRefiner: 778/778 constraints, Known Traps: 1/1 constraints]
After SMT, in 60187ms problems are : Problem set: 0 solved, 778 unsolved
Search for dead transitions found 0 dead transitions in 60196ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61605 ms. Remains : 930/930 places, 780/780 transitions.
Treatment of property ShieldPPPs-PT-030A-LTLFireability-03 finished in 188861 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 4 out of 933 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 933/933 places, 783/783 transitions.
Applied a total of 0 rules in 13 ms. Remains 933 /933 variables (removed 0) and now considering 783/783 (removed 0) transitions.
// Phase 1: matrix 783 rows 933 cols
[2024-06-01 13:10:50] [INFO ] Computed 331 invariants in 4 ms
[2024-06-01 13:10:51] [INFO ] Implicit Places using invariants in 577 ms returned []
[2024-06-01 13:10:51] [INFO ] Invariant cache hit.
[2024-06-01 13:10:52] [INFO ] Implicit Places using invariants and state equation in 858 ms returned []
Implicit Place search using SMT with State Equation took 1455 ms to find 0 implicit places.
Running 782 sub problems to find dead transitions.
[2024-06-01 13:10:52] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/932 variables, 932/932 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/932 variables, 0/932 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 2 (OVERLAPS) 1/933 variables, 331/1263 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/933 variables, 1/1264 constraints. Problems are: Problem set: 0 solved, 782 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 933/1716 variables, and 1264 constraints, problems are : Problem set: 0 solved, 782 unsolved in 30017 ms.
Refiners :[Domain max(s): 933/933 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/933 constraints, PredecessorRefiner: 782/782 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 782 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/932 variables, 932/932 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/932 variables, 0/932 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 2 (OVERLAPS) 1/933 variables, 331/1263 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/933 variables, 1/1264 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/933 variables, 0/1264 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 5 (OVERLAPS) 783/1716 variables, 933/2197 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1716 variables, 782/2979 constraints. Problems are: Problem set: 0 solved, 782 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1716/1716 variables, and 2979 constraints, problems are : Problem set: 0 solved, 782 unsolved in 30022 ms.
Refiners :[Domain max(s): 933/933 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 933/933 constraints, PredecessorRefiner: 782/782 constraints, Known Traps: 0/0 constraints]
After SMT, in 60194ms problems are : Problem set: 0 solved, 782 unsolved
Search for dead transitions found 0 dead transitions in 60201ms
Finished structural reductions in LTL mode , in 1 iterations and 61672 ms. Remains : 933/933 places, 783/783 transitions.
Stuttering acceptance computed with spot in 124 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : ShieldPPPs-PT-030A-LTLFireability-05
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA ShieldPPPs-PT-030A-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPs-PT-030A-LTLFireability-05 finished in 61824 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 4 out of 933 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 933/933 places, 783/783 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 931 transition count 781
Applied a total of 4 rules in 44 ms. Remains 931 /933 variables (removed 2) and now considering 781/783 (removed 2) transitions.
// Phase 1: matrix 781 rows 931 cols
[2024-06-01 13:11:52] [INFO ] Computed 331 invariants in 7 ms
[2024-06-01 13:11:52] [INFO ] Implicit Places using invariants in 478 ms returned []
[2024-06-01 13:11:52] [INFO ] Invariant cache hit.
[2024-06-01 13:11:53] [INFO ] Implicit Places using invariants and state equation in 924 ms returned []
Implicit Place search using SMT with State Equation took 1403 ms to find 0 implicit places.
[2024-06-01 13:11:53] [INFO ] Redundant transitions in 11 ms returned []
Running 780 sub problems to find dead transitions.
[2024-06-01 13:11:53] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/930 variables, 930/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/930 variables, 0/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 2 (OVERLAPS) 1/931 variables, 331/1261 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/931 variables, 1/1262 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 931/1712 variables, and 1262 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30022 ms.
Refiners :[Domain max(s): 931/931 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/931 constraints, PredecessorRefiner: 780/780 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 780 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/930 variables, 930/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/930 variables, 0/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 2 (OVERLAPS) 1/931 variables, 331/1261 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/931 variables, 1/1262 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/931 variables, 0/1262 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 5 (OVERLAPS) 781/1712 variables, 931/2193 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1712 variables, 780/2973 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1712/1712 variables, and 2973 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30037 ms.
Refiners :[Domain max(s): 931/931 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 931/931 constraints, PredecessorRefiner: 780/780 constraints, Known Traps: 0/0 constraints]
After SMT, in 60193ms problems are : Problem set: 0 solved, 780 unsolved
Search for dead transitions found 0 dead transitions in 60202ms
Starting structural reductions in SI_LTL mode, iteration 1 : 931/933 places, 781/783 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61672 ms. Remains : 931/933 places, 781/783 transitions.
Stuttering acceptance computed with spot in 93 ms :[(AND (NOT p1) (NOT p0)), (NOT p0)]
Running random walk in product with property : ShieldPPPs-PT-030A-LTLFireability-08
Stuttering criterion allowed to conclude after 2013 steps with 0 reset in 20 ms.
FORMULA ShieldPPPs-PT-030A-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPs-PT-030A-LTLFireability-08 finished in 61811 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((X(G(!p0)) U (!p1 U (p2||G(!p1)))))))'
Support contains 6 out of 933 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 933/933 places, 783/783 transitions.
Applied a total of 0 rules in 17 ms. Remains 933 /933 variables (removed 0) and now considering 783/783 (removed 0) transitions.
// Phase 1: matrix 783 rows 933 cols
[2024-06-01 13:12:54] [INFO ] Computed 331 invariants in 4 ms
[2024-06-01 13:12:54] [INFO ] Implicit Places using invariants in 493 ms returned []
[2024-06-01 13:12:54] [INFO ] Invariant cache hit.
[2024-06-01 13:12:55] [INFO ] Implicit Places using invariants and state equation in 922 ms returned []
Implicit Place search using SMT with State Equation took 1417 ms to find 0 implicit places.
Running 782 sub problems to find dead transitions.
[2024-06-01 13:12:55] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/932 variables, 932/932 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/932 variables, 0/932 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 2 (OVERLAPS) 1/933 variables, 331/1263 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/933 variables, 1/1264 constraints. Problems are: Problem set: 0 solved, 782 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 933/1716 variables, and 1264 constraints, problems are : Problem set: 0 solved, 782 unsolved in 30023 ms.
Refiners :[Domain max(s): 933/933 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/933 constraints, PredecessorRefiner: 782/782 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 782 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/932 variables, 932/932 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/932 variables, 0/932 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 2 (OVERLAPS) 1/933 variables, 331/1263 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/933 variables, 1/1264 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/933 variables, 0/1264 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 5 (OVERLAPS) 783/1716 variables, 933/2197 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1716 variables, 782/2979 constraints. Problems are: Problem set: 0 solved, 782 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1716/1716 variables, and 2979 constraints, problems are : Problem set: 0 solved, 782 unsolved in 30025 ms.
Refiners :[Domain max(s): 933/933 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 933/933 constraints, PredecessorRefiner: 782/782 constraints, Known Traps: 0/0 constraints]
After SMT, in 60210ms problems are : Problem set: 0 solved, 782 unsolved
Search for dead transitions found 0 dead transitions in 60218ms
Finished structural reductions in LTL mode , in 1 iterations and 61657 ms. Remains : 933/933 places, 783/783 transitions.
Stuttering acceptance computed with spot in 281 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2)), p0, (AND p0 (NOT p2) p1), (AND p1 (NOT p2)), true, (AND (NOT p2) p1)]
Running random walk in product with property : ShieldPPPs-PT-030A-LTLFireability-09
Entered a terminal (fully accepting) state of product in 2081 steps with 0 reset in 17 ms.
FORMULA ShieldPPPs-PT-030A-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPs-PT-030A-LTLFireability-09 finished in 61983 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((X(p0)&&(p1||F(p2)))))'
Support contains 4 out of 933 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 933/933 places, 783/783 transitions.
Applied a total of 0 rules in 19 ms. Remains 933 /933 variables (removed 0) and now considering 783/783 (removed 0) transitions.
[2024-06-01 13:13:56] [INFO ] Invariant cache hit.
[2024-06-01 13:13:56] [INFO ] Implicit Places using invariants in 452 ms returned []
[2024-06-01 13:13:56] [INFO ] Invariant cache hit.
[2024-06-01 13:13:57] [INFO ] Implicit Places using invariants and state equation in 875 ms returned []
Implicit Place search using SMT with State Equation took 1331 ms to find 0 implicit places.
Running 782 sub problems to find dead transitions.
[2024-06-01 13:13:57] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/932 variables, 932/932 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/932 variables, 0/932 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 2 (OVERLAPS) 1/933 variables, 331/1263 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/933 variables, 1/1264 constraints. Problems are: Problem set: 0 solved, 782 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 933/1716 variables, and 1264 constraints, problems are : Problem set: 0 solved, 782 unsolved in 30022 ms.
Refiners :[Domain max(s): 933/933 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/933 constraints, PredecessorRefiner: 782/782 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 782 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/932 variables, 932/932 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/932 variables, 0/932 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 2 (OVERLAPS) 1/933 variables, 331/1263 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/933 variables, 1/1264 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/933 variables, 0/1264 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 5 (OVERLAPS) 783/1716 variables, 933/2197 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1716 variables, 782/2979 constraints. Problems are: Problem set: 0 solved, 782 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1716/1716 variables, and 2979 constraints, problems are : Problem set: 0 solved, 782 unsolved in 30018 ms.
Refiners :[Domain max(s): 933/933 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 933/933 constraints, PredecessorRefiner: 782/782 constraints, Known Traps: 0/0 constraints]
After SMT, in 60198ms problems are : Problem set: 0 solved, 782 unsolved
Search for dead transitions found 0 dead transitions in 60205ms
Finished structural reductions in LTL mode , in 1 iterations and 61560 ms. Remains : 933/933 places, 783/783 transitions.
Stuttering acceptance computed with spot in 138 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (NOT p2), true]
Running random walk in product with property : ShieldPPPs-PT-030A-LTLFireability-11
Entered a terminal (fully accepting) state of product in 3026 steps with 2 reset in 28 ms.
FORMULA ShieldPPPs-PT-030A-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPs-PT-030A-LTLFireability-11 finished in 61745 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(F(p1)))))'
Support contains 4 out of 933 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 933/933 places, 783/783 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 931 transition count 781
Applied a total of 4 rules in 45 ms. Remains 931 /933 variables (removed 2) and now considering 781/783 (removed 2) transitions.
// Phase 1: matrix 781 rows 931 cols
[2024-06-01 13:14:58] [INFO ] Computed 331 invariants in 3 ms
[2024-06-01 13:14:58] [INFO ] Implicit Places using invariants in 613 ms returned []
[2024-06-01 13:14:58] [INFO ] Invariant cache hit.
[2024-06-01 13:14:59] [INFO ] Implicit Places using invariants and state equation in 863 ms returned []
Implicit Place search using SMT with State Equation took 1492 ms to find 0 implicit places.
[2024-06-01 13:14:59] [INFO ] Redundant transitions in 7 ms returned []
Running 780 sub problems to find dead transitions.
[2024-06-01 13:14:59] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/930 variables, 930/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/930 variables, 0/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 2 (OVERLAPS) 1/931 variables, 331/1261 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/931 variables, 1/1262 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 0.0)
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(s144 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 931/1712 variables, and 1262 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30020 ms.
Refiners :[Domain max(s): 931/931 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/931 constraints, PredecessorRefiner: 780/780 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 780 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/930 variables, 930/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/930 variables, 0/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 2 (OVERLAPS) 1/931 variables, 331/1261 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/931 variables, 1/1262 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/931 variables, 0/1262 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 5 (OVERLAPS) 781/1712 variables, 931/2193 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1712 variables, 780/2973 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1712/1712 variables, and 2973 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30026 ms.
Refiners :[Domain max(s): 931/931 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 931/931 constraints, PredecessorRefiner: 780/780 constraints, Known Traps: 0/0 constraints]
After SMT, in 60219ms problems are : Problem set: 0 solved, 780 unsolved
Search for dead transitions found 0 dead transitions in 60227ms
Starting structural reductions in SI_LTL mode, iteration 1 : 931/933 places, 781/783 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61780 ms. Remains : 931/933 places, 781/783 transitions.
Stuttering acceptance computed with spot in 78 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : ShieldPPPs-PT-030A-LTLFireability-12
Product exploration explored 100000 steps with 61 reset in 688 ms.
Product exploration explored 100000 steps with 61 reset in 805 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND p0 (NOT p1)))), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 162 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 66 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 6815 steps (0 resets) in 170 ms. (39 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND p0 (NOT p1)))), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1), (F (NOT (OR (NOT p0) p1))), (F p0), (F (NOT (AND (NOT p0) (NOT p1))))]
Knowledge based reduction with 9 factoid took 215 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 70 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 66 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
[2024-06-01 13:16:02] [INFO ] Invariant cache hit.
[2024-06-01 13:16:02] [INFO ] [Real]Absence check using 331 positive place invariants in 197 ms returned sat
[2024-06-01 13:16:05] [INFO ] [Real]Absence check using state equation in 2644 ms returned sat
[2024-06-01 13:16:05] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:16:06] [INFO ] [Nat]Absence check using 331 positive place invariants in 169 ms returned sat
[2024-06-01 13:16:08] [INFO ] [Nat]Absence check using state equation in 1789 ms returned sat
[2024-06-01 13:16:08] [INFO ] Computed and/alt/rep : 780/2167/780 causal constraints (skipped 0 transitions) in 40 ms.
[2024-06-01 13:16:20] [INFO ] Added : 575 causal constraints over 115 iterations in 12454 ms. Result :unknown
Could not prove EG (AND (NOT p0) (NOT p1))
Support contains 4 out of 931 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 931/931 places, 781/781 transitions.
Applied a total of 0 rules in 20 ms. Remains 931 /931 variables (removed 0) and now considering 781/781 (removed 0) transitions.
[2024-06-01 13:16:20] [INFO ] Invariant cache hit.
[2024-06-01 13:16:21] [INFO ] Implicit Places using invariants in 595 ms returned []
[2024-06-01 13:16:21] [INFO ] Invariant cache hit.
[2024-06-01 13:16:21] [INFO ] Implicit Places using invariants and state equation in 854 ms returned []
Implicit Place search using SMT with State Equation took 1484 ms to find 0 implicit places.
[2024-06-01 13:16:22] [INFO ] Redundant transitions in 7 ms returned []
Running 780 sub problems to find dead transitions.
[2024-06-01 13:16:22] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/930 variables, 930/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/930 variables, 0/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 2 (OVERLAPS) 1/931 variables, 331/1261 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/931 variables, 1/1262 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 931/1712 variables, and 1262 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30017 ms.
Refiners :[Domain max(s): 931/931 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/931 constraints, PredecessorRefiner: 780/780 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 780 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/930 variables, 930/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/930 variables, 0/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 2 (OVERLAPS) 1/931 variables, 331/1261 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/931 variables, 1/1262 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/931 variables, 0/1262 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 5 (OVERLAPS) 781/1712 variables, 931/2193 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1712 variables, 780/2973 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1712/1712 variables, and 2973 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30025 ms.
Refiners :[Domain max(s): 931/931 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 931/931 constraints, PredecessorRefiner: 780/780 constraints, Known Traps: 0/0 constraints]
After SMT, in 60176ms problems are : Problem set: 0 solved, 780 unsolved
Search for dead transitions found 0 dead transitions in 60183ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61706 ms. Remains : 931/931 places, 781/781 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND p0 (NOT p1)))), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 127 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 60 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 6543 steps (0 resets) in 308 ms. (21 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND p0 (NOT p1)))), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1), (F (NOT (OR (NOT p0) p1))), (F p0), (F (NOT (AND (NOT p0) (NOT p1))))]
Knowledge based reduction with 9 factoid took 217 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 70 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 66 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
[2024-06-01 13:17:22] [INFO ] Invariant cache hit.
[2024-06-01 13:17:23] [INFO ] [Real]Absence check using 331 positive place invariants in 195 ms returned sat
[2024-06-01 13:17:26] [INFO ] [Real]Absence check using state equation in 2610 ms returned sat
[2024-06-01 13:17:26] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:17:27] [INFO ] [Nat]Absence check using 331 positive place invariants in 166 ms returned sat
[2024-06-01 13:17:28] [INFO ] [Nat]Absence check using state equation in 1773 ms returned sat
[2024-06-01 13:17:28] [INFO ] Computed and/alt/rep : 780/2167/780 causal constraints (skipped 0 transitions) in 44 ms.
[2024-06-01 13:17:41] [INFO ] Added : 570 causal constraints over 114 iterations in 12495 ms. Result :unknown
Could not prove EG (AND (NOT p0) (NOT p1))
Stuttering acceptance computed with spot in 66 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 61 reset in 682 ms.
Product exploration explored 100000 steps with 60 reset in 822 ms.
Support contains 4 out of 931 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 931/931 places, 781/781 transitions.
Applied a total of 0 rules in 19 ms. Remains 931 /931 variables (removed 0) and now considering 781/781 (removed 0) transitions.
[2024-06-01 13:17:42] [INFO ] Invariant cache hit.
[2024-06-01 13:17:43] [INFO ] Implicit Places using invariants in 470 ms returned []
[2024-06-01 13:17:43] [INFO ] Invariant cache hit.
[2024-06-01 13:17:44] [INFO ] Implicit Places using invariants and state equation in 895 ms returned []
Implicit Place search using SMT with State Equation took 1411 ms to find 0 implicit places.
[2024-06-01 13:17:44] [INFO ] Redundant transitions in 7 ms returned []
Running 780 sub problems to find dead transitions.
[2024-06-01 13:17:44] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/930 variables, 930/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/930 variables, 0/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 2 (OVERLAPS) 1/931 variables, 331/1261 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 3 (INCLUDED_ONLY) 0/931 variables, 1/1262 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 931/1712 variables, and 1262 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30015 ms.
Refiners :[Domain max(s): 931/931 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/931 constraints, PredecessorRefiner: 780/780 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 780 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/930 variables, 930/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/930 variables, 0/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 2 (OVERLAPS) 1/931 variables, 331/1261 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/931 variables, 1/1262 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/931 variables, 0/1262 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 5 (OVERLAPS) 781/1712 variables, 931/2193 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1712 variables, 780/2973 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1712/1712 variables, and 2973 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30026 ms.
Refiners :[Domain max(s): 931/931 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 931/931 constraints, PredecessorRefiner: 780/780 constraints, Known Traps: 0/0 constraints]
After SMT, in 60188ms problems are : Problem set: 0 solved, 780 unsolved
Search for dead transitions found 0 dead transitions in 60196ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61641 ms. Remains : 931/931 places, 781/781 transitions.
Treatment of property ShieldPPPs-PT-030A-LTLFireability-12 finished in 226681 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 933 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 933/933 places, 783/783 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 931 transition count 781
Applied a total of 4 rules in 35 ms. Remains 931 /933 variables (removed 2) and now considering 781/783 (removed 2) transitions.
[2024-06-01 13:18:44] [INFO ] Invariant cache hit.
[2024-06-01 13:18:45] [INFO ] Implicit Places using invariants in 486 ms returned []
[2024-06-01 13:18:45] [INFO ] Invariant cache hit.
[2024-06-01 13:18:46] [INFO ] Implicit Places using invariants and state equation in 881 ms returned []
Implicit Place search using SMT with State Equation took 1408 ms to find 0 implicit places.
[2024-06-01 13:18:46] [INFO ] Redundant transitions in 7 ms returned []
Running 780 sub problems to find dead transitions.
[2024-06-01 13:18:46] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/930 variables, 930/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/930 variables, 0/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 2 (OVERLAPS) 1/931 variables, 331/1261 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 3 (INCLUDED_ONLY) 0/931 variables, 1/1262 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 931/1712 variables, and 1262 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30017 ms.
Refiners :[Domain max(s): 931/931 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/931 constraints, PredecessorRefiner: 780/780 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 780 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/930 variables, 930/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/930 variables, 0/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 2 (OVERLAPS) 1/931 variables, 331/1261 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/931 variables, 1/1262 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/931 variables, 0/1262 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 5 (OVERLAPS) 781/1712 variables, 931/2193 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1712 variables, 780/2973 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1712/1712 variables, and 2973 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30019 ms.
Refiners :[Domain max(s): 931/931 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 931/931 constraints, PredecessorRefiner: 780/780 constraints, Known Traps: 0/0 constraints]
After SMT, in 60173ms problems are : Problem set: 0 solved, 780 unsolved
Search for dead transitions found 0 dead transitions in 60180ms
Starting structural reductions in SI_LTL mode, iteration 1 : 931/933 places, 781/783 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61637 ms. Remains : 931/933 places, 781/783 transitions.
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
Running random walk in product with property : ShieldPPPs-PT-030A-LTLFireability-13
Product exploration explored 100000 steps with 49 reset in 686 ms.
Product exploration explored 100000 steps with 49 reset in 836 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 116 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 45 ms :[(NOT p0)]
RANDOM walk for 1451 steps (0 resets) in 13 ms. (103 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 91 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
Support contains 2 out of 931 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 931/931 places, 781/781 transitions.
Applied a total of 0 rules in 18 ms. Remains 931 /931 variables (removed 0) and now considering 781/781 (removed 0) transitions.
[2024-06-01 13:19:48] [INFO ] Invariant cache hit.
[2024-06-01 13:19:48] [INFO ] Implicit Places using invariants in 491 ms returned []
[2024-06-01 13:19:48] [INFO ] Invariant cache hit.
[2024-06-01 13:19:49] [INFO ] Implicit Places using invariants and state equation in 874 ms returned []
Implicit Place search using SMT with State Equation took 1416 ms to find 0 implicit places.
[2024-06-01 13:19:49] [INFO ] Redundant transitions in 7 ms returned []
Running 780 sub problems to find dead transitions.
[2024-06-01 13:19:49] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/930 variables, 930/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/930 variables, 0/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 2 (OVERLAPS) 1/931 variables, 331/1261 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (INCLUDED_ONLY) 0/931 variables, 1/1262 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 931/1712 variables, and 1262 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30019 ms.
Refiners :[Domain max(s): 931/931 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/931 constraints, PredecessorRefiner: 780/780 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 780 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/930 variables, 930/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/930 variables, 0/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 2 (OVERLAPS) 1/931 variables, 331/1261 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/931 variables, 1/1262 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/931 variables, 0/1262 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 5 (OVERLAPS) 781/1712 variables, 931/2193 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1712 variables, 780/2973 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1712/1712 variables, and 2973 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30017 ms.
Refiners :[Domain max(s): 931/931 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 931/931 constraints, PredecessorRefiner: 780/780 constraints, Known Traps: 0/0 constraints]
After SMT, in 60203ms problems are : Problem set: 0 solved, 780 unsolved
Search for dead transitions found 0 dead transitions in 60211ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61661 ms. Remains : 931/931 places, 781/781 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 142 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 41 ms :[(NOT p0)]
RANDOM walk for 1259 steps (0 resets) in 13 ms. (89 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 90 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 32 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 32 ms :[(NOT p0)]
Product exploration explored 100000 steps with 49 reset in 695 ms.
Product exploration explored 100000 steps with 49 reset in 853 ms.
Support contains 2 out of 931 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 931/931 places, 781/781 transitions.
Applied a total of 0 rules in 35 ms. Remains 931 /931 variables (removed 0) and now considering 781/781 (removed 0) transitions.
[2024-06-01 13:20:51] [INFO ] Invariant cache hit.
[2024-06-01 13:20:52] [INFO ] Implicit Places using invariants in 498 ms returned []
[2024-06-01 13:20:52] [INFO ] Invariant cache hit.
[2024-06-01 13:20:53] [INFO ] Implicit Places using invariants and state equation in 902 ms returned []
Implicit Place search using SMT with State Equation took 1437 ms to find 0 implicit places.
[2024-06-01 13:20:53] [INFO ] Redundant transitions in 7 ms returned []
Running 780 sub problems to find dead transitions.
[2024-06-01 13:20:53] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/930 variables, 930/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/930 variables, 0/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 2 (OVERLAPS) 1/931 variables, 331/1261 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/931 variables, 1/1262 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 931/1712 variables, and 1262 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30030 ms.
Refiners :[Domain max(s): 931/931 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/931 constraints, PredecessorRefiner: 780/780 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 780 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/930 variables, 930/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/930 variables, 0/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 2 (OVERLAPS) 1/931 variables, 331/1261 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/931 variables, 1/1262 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/931 variables, 0/1262 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 5 (OVERLAPS) 781/1712 variables, 931/2193 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1712 variables, 780/2973 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1712/1712 variables, and 2973 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30022 ms.
Refiners :[Domain max(s): 931/931 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 931/931 constraints, PredecessorRefiner: 780/780 constraints, Known Traps: 0/0 constraints]
After SMT, in 60209ms problems are : Problem set: 0 solved, 780 unsolved
Search for dead transitions found 0 dead transitions in 60216ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61700 ms. Remains : 931/931 places, 781/781 transitions.
Treatment of property ShieldPPPs-PT-030A-LTLFireability-13 finished in 188913 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) U p1) U (!(!X(!p2) U p2)&&!p1)))'
Support contains 5 out of 933 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 933/933 places, 783/783 transitions.
Applied a total of 0 rules in 36 ms. Remains 933 /933 variables (removed 0) and now considering 783/783 (removed 0) transitions.
// Phase 1: matrix 783 rows 933 cols
[2024-06-01 13:21:53] [INFO ] Computed 331 invariants in 2 ms
[2024-06-01 13:21:54] [INFO ] Implicit Places using invariants in 523 ms returned []
[2024-06-01 13:21:54] [INFO ] Invariant cache hit.
[2024-06-01 13:21:55] [INFO ] Implicit Places using invariants and state equation in 914 ms returned []
Implicit Place search using SMT with State Equation took 1458 ms to find 0 implicit places.
Running 782 sub problems to find dead transitions.
[2024-06-01 13:21:55] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/932 variables, 932/932 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/932 variables, 0/932 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 2 (OVERLAPS) 1/933 variables, 331/1263 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/933 variables, 1/1264 constraints. Problems are: Problem set: 0 solved, 782 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 933/1716 variables, and 1264 constraints, problems are : Problem set: 0 solved, 782 unsolved in 30019 ms.
Refiners :[Domain max(s): 933/933 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/933 constraints, PredecessorRefiner: 782/782 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 782 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/932 variables, 932/932 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/932 variables, 0/932 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 2 (OVERLAPS) 1/933 variables, 331/1263 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/933 variables, 1/1264 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/933 variables, 0/1264 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 5 (OVERLAPS) 783/1716 variables, 933/2197 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1716 variables, 782/2979 constraints. Problems are: Problem set: 0 solved, 782 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1716/1716 variables, and 2979 constraints, problems are : Problem set: 0 solved, 782 unsolved in 30020 ms.
Refiners :[Domain max(s): 933/933 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 933/933 constraints, PredecessorRefiner: 782/782 constraints, Known Traps: 0/0 constraints]
After SMT, in 60176ms problems are : Problem set: 0 solved, 782 unsolved
Search for dead transitions found 0 dead transitions in 60183ms
Finished structural reductions in LTL mode , in 1 iterations and 61680 ms. Remains : 933/933 places, 783/783 transitions.
Stuttering acceptance computed with spot in 234 ms :[(OR p2 p1), true, p2, (NOT p0), (NOT p1), p2]
Running random walk in product with property : ShieldPPPs-PT-030A-LTLFireability-14
Product exploration explored 100000 steps with 50000 reset in 1579 ms.
Product exploration explored 100000 steps with 50000 reset in 1641 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (NOT p2)), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND p0 p2))), (X (AND (NOT p0) (NOT p1) (NOT p2))), (X (NOT (AND p0 (NOT p1) (NOT p2)))), (X (NOT (AND (NOT p0) p2))), (X (NOT (AND (NOT p0) (NOT p1) p2))), (X (NOT (AND p0 (NOT p1) p2))), (X (NOT (OR (AND p0 p2) p1))), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND p0 p2)))), (X (X (AND (NOT p0) (NOT p1) (NOT p2)))), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT (AND (NOT p0) (NOT p1) p2)))), (X (X (NOT (AND p0 (NOT p1) p2)))), (X (X (NOT (OR (AND p0 p2) p1)))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 25 factoid took 20 ms. Reduced automaton from 6 states, 17 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldPPPs-PT-030A-LTLFireability-14 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldPPPs-PT-030A-LTLFireability-14 finished in 65199 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 933 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 933/933 places, 783/783 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 931 transition count 781
Applied a total of 4 rules in 61 ms. Remains 931 /933 variables (removed 2) and now considering 781/783 (removed 2) transitions.
// Phase 1: matrix 781 rows 931 cols
[2024-06-01 13:22:58] [INFO ] Computed 331 invariants in 2 ms
[2024-06-01 13:22:59] [INFO ] Implicit Places using invariants in 551 ms returned []
[2024-06-01 13:22:59] [INFO ] Invariant cache hit.
[2024-06-01 13:23:00] [INFO ] Implicit Places using invariants and state equation in 900 ms returned []
Implicit Place search using SMT with State Equation took 1482 ms to find 0 implicit places.
[2024-06-01 13:23:00] [INFO ] Redundant transitions in 7 ms returned []
Running 780 sub problems to find dead transitions.
[2024-06-01 13:23:00] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/930 variables, 930/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/930 variables, 0/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 2 (OVERLAPS) 1/931 variables, 331/1261 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/931 variables, 1/1262 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 931/1712 variables, and 1262 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30030 ms.
Refiners :[Domain max(s): 931/931 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/931 constraints, PredecessorRefiner: 780/780 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 780 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/930 variables, 930/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/930 variables, 0/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 2 (OVERLAPS) 1/931 variables, 331/1261 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/931 variables, 1/1262 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/931 variables, 0/1262 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 5 (OVERLAPS) 781/1712 variables, 931/2193 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1712 variables, 780/2973 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1712/1712 variables, and 2973 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30027 ms.
Refiners :[Domain max(s): 931/931 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 931/931 constraints, PredecessorRefiner: 780/780 constraints, Known Traps: 0/0 constraints]
After SMT, in 60220ms problems are : Problem set: 0 solved, 780 unsolved
Search for dead transitions found 0 dead transitions in 60227ms
Starting structural reductions in SI_LTL mode, iteration 1 : 931/933 places, 781/783 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61785 ms. Remains : 931/933 places, 781/783 transitions.
Stuttering acceptance computed with spot in 130 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ShieldPPPs-PT-030A-LTLFireability-15
Product exploration explored 100000 steps with 72 reset in 655 ms.
Product exploration explored 100000 steps with 71 reset in 806 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 70 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 67 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 5159 steps (0 resets) in 50 ms. (101 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 133 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 66 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 55 ms :[(NOT p0), (NOT p0)]
Support contains 2 out of 931 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 931/931 places, 781/781 transitions.
Applied a total of 0 rules in 30 ms. Remains 931 /931 variables (removed 0) and now considering 781/781 (removed 0) transitions.
[2024-06-01 13:24:02] [INFO ] Invariant cache hit.
[2024-06-01 13:24:03] [INFO ] Implicit Places using invariants in 534 ms returned []
[2024-06-01 13:24:03] [INFO ] Invariant cache hit.
[2024-06-01 13:24:04] [INFO ] Implicit Places using invariants and state equation in 860 ms returned []
Implicit Place search using SMT with State Equation took 1435 ms to find 0 implicit places.
[2024-06-01 13:24:04] [INFO ] Redundant transitions in 7 ms returned []
Running 780 sub problems to find dead transitions.
[2024-06-01 13:24:04] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/930 variables, 930/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/930 variables, 0/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 2 (OVERLAPS) 1/931 variables, 331/1261 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 0.0)
(s1 1.0)
(s2 0.0)
(s3 1.0)
(s4 0.0)
(s5 0.0)
(s6 0.0)
(s7 1.0)
(s8 0.0)
(s9 1.0)
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1.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (INCLUDED_ONLY) 0/931 variables, 1/1262 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 931/1712 variables, and 1262 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30016 ms.
Refiners :[Domain max(s): 931/931 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/931 constraints, PredecessorRefiner: 780/780 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 780 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/930 variables, 930/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/930 variables, 0/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 2 (OVERLAPS) 1/931 variables, 331/1261 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/931 variables, 1/1262 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/931 variables, 0/1262 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 5 (OVERLAPS) 781/1712 variables, 931/2193 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1712 variables, 780/2973 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1712/1712 variables, and 2973 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30027 ms.
Refiners :[Domain max(s): 931/931 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 931/931 constraints, PredecessorRefiner: 780/780 constraints, Known Traps: 0/0 constraints]
After SMT, in 60209ms problems are : Problem set: 0 solved, 780 unsolved
Search for dead transitions found 0 dead transitions in 60216ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61700 ms. Remains : 931/931 places, 781/781 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 67 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 71 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 5475 steps (0 resets) in 58 ms. (92 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 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 59 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 70 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 72 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 71 reset in 669 ms.
Product exploration explored 100000 steps with 71 reset in 798 ms.
Support contains 2 out of 931 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 931/931 places, 781/781 transitions.
Applied a total of 0 rules in 19 ms. Remains 931 /931 variables (removed 0) and now considering 781/781 (removed 0) transitions.
[2024-06-01 13:25:06] [INFO ] Invariant cache hit.
[2024-06-01 13:25:06] [INFO ] Implicit Places using invariants in 473 ms returned []
[2024-06-01 13:25:06] [INFO ] Invariant cache hit.
[2024-06-01 13:25:07] [INFO ] Implicit Places using invariants and state equation in 928 ms returned []
Implicit Place search using SMT with State Equation took 1411 ms to find 0 implicit places.
[2024-06-01 13:25:07] [INFO ] Redundant transitions in 7 ms returned []
Running 780 sub problems to find dead transitions.
[2024-06-01 13:25:07] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/930 variables, 930/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/930 variables, 0/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 2 (OVERLAPS) 1/931 variables, 331/1261 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/931 variables, 1/1262 constraints. Problems are: Problem set: 0 solved, 780 unsolved
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 931/1712 variables, and 1262 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30022 ms.
Refiners :[Domain max(s): 931/931 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/931 constraints, PredecessorRefiner: 780/780 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 780 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/930 variables, 930/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/930 variables, 0/930 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 2 (OVERLAPS) 1/931 variables, 331/1261 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/931 variables, 1/1262 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/931 variables, 0/1262 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 5 (OVERLAPS) 781/1712 variables, 931/2193 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1712 variables, 780/2973 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1712/1712 variables, and 2973 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30036 ms.
Refiners :[Domain max(s): 931/931 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 931/931 constraints, PredecessorRefiner: 780/780 constraints, Known Traps: 0/0 constraints]
After SMT, in 60206ms problems are : Problem set: 0 solved, 780 unsolved
Search for dead transitions found 0 dead transitions in 60214ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61665 ms. Remains : 931/931 places, 781/781 transitions.
Treatment of property ShieldPPPs-PT-030A-LTLFireability-15 finished in 189272 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(p0)||G(F(p1)))))'
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)))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
[2024-06-01 13:26:08] [INFO ] Flatten gal took : 40 ms
[2024-06-01 13:26:08] [INFO ] Export to MCC of 5 properties in file /home/mcc/execution/LTLFireability.sr.xml took 1 ms.
[2024-06-01 13:26:08] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 933 places, 783 transitions and 3006 arcs took 8 ms.
Total runtime 1463406 ms.
There are residual formulas that ITS could not solve within timeout

BK_TIME_CONFINEMENT_REACHED

--------------------
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

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="ShieldPPPs-PT-030A"
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 ShieldPPPs-PT-030A, 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 r528-tall-171683761200468"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldPPPs-PT-030A.tgz
mv ShieldPPPs-PT-030A 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 ;