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.r355-tall-171683759200644.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 greatspnxred
Input is ShieldPPPt-PT-030A, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r355-tall-171683759200644
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 688K
-rw-r--r-- 1 mcc users 6.9K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 74K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.8K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K 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 6.6K May 18 16:43 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.1K May 19 07:16 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K May 19 16:36 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Apr 23 07:54 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 23 07:54 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Apr 11 15:27 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 170K Apr 11 15:27 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.6K Apr 11 15:17 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 63K Apr 11 15:17 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 23 07:54 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 23 07:54 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 201K 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 ShieldPPPt-PT-030A-LTLFireability-00
FORMULA_NAME ShieldPPPt-PT-030A-LTLFireability-01
FORMULA_NAME ShieldPPPt-PT-030A-LTLFireability-02
FORMULA_NAME ShieldPPPt-PT-030A-LTLFireability-03
FORMULA_NAME ShieldPPPt-PT-030A-LTLFireability-04
FORMULA_NAME ShieldPPPt-PT-030A-LTLFireability-05
FORMULA_NAME ShieldPPPt-PT-030A-LTLFireability-06
FORMULA_NAME ShieldPPPt-PT-030A-LTLFireability-07
FORMULA_NAME ShieldPPPt-PT-030A-LTLFireability-08
FORMULA_NAME ShieldPPPt-PT-030A-LTLFireability-09
FORMULA_NAME ShieldPPPt-PT-030A-LTLFireability-10
FORMULA_NAME ShieldPPPt-PT-030A-LTLFireability-11
FORMULA_NAME ShieldPPPt-PT-030A-LTLFireability-12
FORMULA_NAME ShieldPPPt-PT-030A-LTLFireability-13
FORMULA_NAME ShieldPPPt-PT-030A-LTLFireability-14
FORMULA_NAME ShieldPPPt-PT-030A-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1717017789113

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ShieldPPPt-PT-030A
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-29 21:23:10] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-05-29 21:23:10] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-29 21:23:10] [INFO ] Load time of PNML (sax parser for PT used): 113 ms
[2024-05-29 21:23:10] [INFO ] Transformed 753 places.
[2024-05-29 21:23:10] [INFO ] Transformed 543 transitions.
[2024-05-29 21:23:10] [INFO ] Found NUPN structural information;
[2024-05-29 21:23:10] [INFO ] Parsed PT model containing 753 places and 543 transitions and 2166 arcs in 247 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 11 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
FORMULA ShieldPPPt-PT-030A-LTLFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldPPPt-PT-030A-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldPPPt-PT-030A-LTLFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 57 out of 753 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 753/753 places, 542/542 transitions.
Applied a total of 0 rules in 82 ms. Remains 753 /753 variables (removed 0) and now considering 542/542 (removed 0) transitions.
// Phase 1: matrix 542 rows 753 cols
[2024-05-29 21:23:10] [INFO ] Computed 331 invariants in 24 ms
[2024-05-29 21:23:11] [INFO ] Implicit Places using invariants in 676 ms returned []
[2024-05-29 21:23:11] [INFO ] Invariant cache hit.
[2024-05-29 21:23:12] [INFO ] Implicit Places using invariants and state equation in 919 ms returned []
Implicit Place search using SMT with State Equation took 1630 ms to find 0 implicit places.
Running 541 sub problems to find dead transitions.
[2024-05-29 21:23:12] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/752 variables, 752/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/752 variables, 0/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 2 (OVERLAPS) 1/753 variables, 331/1083 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/753 variables, 1/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/753 variables, 0/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 5 (OVERLAPS) 542/1295 variables, 753/1837 constraints. Problems are: Problem set: 0 solved, 541 unsolved
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(s659 0.0)
(s660 1.0)
(s661 0.0)
(s662 0.0)
(s663 0.0)
(s664 0.0)
(s665 0.0)
(s666 1.0)
(s667 0.0)
(s668 0.0)
(s669 1.0)
(s670 0.0)
(s671 1.0)
(s672 0.0)
(s673 1.0)
(s674 0.0)
(s675 1.0)
(s676 0.0)
(s677 1.0)
(s678 1.0)
(s679 0.0)
(s680 0.0)
(s681 0.0)
(s682 1.0)
(s683 0.0)
(s684 1.0)
(s685 0.0)
(s686 1.0)
(s687 0.0)
(s688 1.0)
(s689 0.0)
(s690 0.0)
(s691 1.0)
(s692 0.0)
(s693 1.0)
(s694 0.0)
(s695 0.0)
(s696 1.0)
(s697 1.0)
(s698 0.0)
(s699 0.0)
(s700 1.0)
(s701 0.0)
(s702 1.0)
(s703 1.0)
(s704 0.0)
(s705 1.0)
(s706 0.0)
(s707 0.0)
(s708 0.0)
(s709 0.0)
(s710 1.0)
(s711 timeout
0.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1295/1295 variables, and 1837 constraints, problems are : Problem set: 0 solved, 541 unsolved in 30040 ms.
Refiners :[Domain max(s): 753/753 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 753/753 constraints, PredecessorRefiner: 541/541 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 541 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/752 variables, 752/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/752 variables, 0/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 2 (OVERLAPS) 1/753 variables, 331/1083 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/753 variables, 1/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/753 variables, 0/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 5 (OVERLAPS) 542/1295 variables, 753/1837 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1295 variables, 541/2378 constraints. Problems are: Problem set: 0 solved, 541 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1295/1295 variables, and 2378 constraints, problems are : Problem set: 0 solved, 541 unsolved in 30033 ms.
Refiners :[Domain max(s): 753/753 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 753/753 constraints, PredecessorRefiner: 541/541 constraints, Known Traps: 0/0 constraints]
After SMT, in 60512ms problems are : Problem set: 0 solved, 541 unsolved
Search for dead transitions found 0 dead transitions in 60531ms
Finished structural reductions in LTL mode , in 1 iterations and 62275 ms. Remains : 753/753 places, 542/542 transitions.
Support contains 57 out of 753 places after structural reductions.
[2024-05-29 21:24:13] [INFO ] Flatten gal took : 184 ms
[2024-05-29 21:24:13] [INFO ] Flatten gal took : 79 ms
[2024-05-29 21:24:13] [INFO ] Input system was already deterministic with 542 transitions.
Support contains 52 out of 753 places (down from 57) after GAL structural reductions.
Reduction of identical properties reduced properties to check from 28 to 26
RANDOM walk for 40000 steps (8 resets) in 2593 ms. (15 steps per ms) remains 17/26 properties
BEST_FIRST walk for 4003 steps (8 resets) in 67 ms. (58 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (8 resets) in 71 ms. (55 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (8 resets) in 48 ms. (81 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (8 resets) in 47 ms. (83 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4003 steps (8 resets) in 22 ms. (174 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4003 steps (8 resets) in 52 ms. (75 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (8 resets) in 104 ms. (38 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4003 steps (8 resets) in 55 ms. (71 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4003 steps (8 resets) in 56 ms. (70 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4002 steps (8 resets) in 72 ms. (54 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (8 resets) in 32 ms. (121 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (8 resets) in 83 ms. (47 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (8 resets) in 40 ms. (97 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4003 steps (8 resets) in 41 ms. (95 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4003 steps (8 resets) in 42 ms. (93 steps per ms) remains 17/17 properties
[2024-05-29 21:24:15] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/35 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/35 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 59/94 variables, 39/74 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/94 variables, 59/133 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/94 variables, 0/133 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 659/753 variables, 292/425 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/753 variables, 659/1084 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/753 variables, 0/1084 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 542/1295 variables, 753/1837 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1295 variables, 0/1837 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 10 (OVERLAPS) 0/1295 variables, 0/1837 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1295/1295 variables, and 1837 constraints, problems are : Problem set: 0 solved, 17 unsolved in 2183 ms.
Refiners :[Domain max(s): 753/753 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 753/753 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/35 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/35 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 59/94 variables, 39/74 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/94 variables, 59/133 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/94 variables, 0/133 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 659/753 variables, 292/425 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/753 variables, 659/1084 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/753 variables, 0/1084 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 542/1295 variables, 753/1837 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1295 variables, 17/1854 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1295 variables, 0/1854 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 11 (OVERLAPS) 0/1295 variables, 0/1854 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1295/1295 variables, and 1854 constraints, problems are : Problem set: 0 solved, 17 unsolved in 2859 ms.
Refiners :[Domain max(s): 753/753 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 753/753 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints]
After SMT, in 5061ms problems are : Problem set: 0 solved, 17 unsolved
Fused 17 Parikh solutions to 5 different solutions.
Parikh walk visited 16 properties in 7455 ms.
Support contains 4 out of 753 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 753/753 places, 542/542 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 751 transition count 540
Partial Free-agglomeration rule applied 118 times.
Drop transitions (Partial Free agglomeration) removed 118 transitions
Iterating global reduction 0 with 118 rules applied. Total rules applied 122 place count 751 transition count 540
Applied a total of 122 rules in 111 ms. Remains 751 /753 variables (removed 2) and now considering 540/542 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 111 ms. Remains : 751/753 places, 540/542 transitions.
RANDOM walk for 40000 steps (8 resets) in 952 ms. (41 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 225 ms. (177 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 355401 steps, run timeout after 3001 ms. (steps per millisecond=118 ) properties seen :0 out of 1
Probabilistic random walk after 355401 steps, saw 343767 distinct states, run finished after 3005 ms. (steps per millisecond=118 ) properties seen :0
// Phase 1: matrix 540 rows 751 cols
[2024-05-29 21:24:31] [INFO ] Computed 331 invariants in 8 ms
[2024-05-29 21:24:31] [INFO ] State equation strengthened by 32 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 7/11 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 7/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 740/751 variables, 327/342 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/751 variables, 740/1082 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/751 variables, 0/1082 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 540/1291 variables, 751/1833 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/1291 variables, 32/1865 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1291 variables, 0/1865 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/1291 variables, 0/1865 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1291/1291 variables, and 1865 constraints, problems are : Problem set: 0 solved, 1 unsolved in 500 ms.
Refiners :[Domain max(s): 751/751 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 751/751 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 7/11 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 7/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 740/751 variables, 327/342 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/751 variables, 740/1082 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/751 variables, 0/1082 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 540/1291 variables, 751/1833 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1291 variables, 32/1865 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1291 variables, 1/1866 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1291 variables, 0/1866 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/1291 variables, 0/1866 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1291/1291 variables, and 1866 constraints, problems are : Problem set: 0 solved, 1 unsolved in 484 ms.
Refiners :[Domain max(s): 751/751 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 751/751 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1021ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 511 steps, including 0 resets, run visited all 1 properties in 5 ms. (steps per millisecond=102 )
Parikh walk visited 1 properties in 19 ms.
FORMULA ShieldPPPt-PT-030A-LTLFireability-12 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
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' '!(X(F((G(p0)&&(F(p0) U p1)))))'
Support contains 2 out of 753 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 753/753 places, 542/542 transitions.
Applied a total of 0 rules in 12 ms. Remains 753 /753 variables (removed 0) and now considering 542/542 (removed 0) transitions.
// Phase 1: matrix 542 rows 753 cols
[2024-05-29 21:24:32] [INFO ] Computed 331 invariants in 3 ms
[2024-05-29 21:24:33] [INFO ] Implicit Places using invariants in 394 ms returned []
[2024-05-29 21:24:33] [INFO ] Invariant cache hit.
[2024-05-29 21:24:33] [INFO ] Implicit Places using invariants and state equation in 689 ms returned []
Implicit Place search using SMT with State Equation took 1087 ms to find 0 implicit places.
Running 541 sub problems to find dead transitions.
[2024-05-29 21:24:33] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/752 variables, 752/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/752 variables, 0/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 2 (OVERLAPS) 1/753 variables, 331/1083 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/753 variables, 1/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/753 variables, 0/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 5 (OVERLAPS) 542/1295 variables, 753/1837 constraints. Problems are: Problem set: 0 solved, 541 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 1295/1295 variables, and 1837 constraints, problems are : Problem set: 0 solved, 541 unsolved in 30044 ms.
Refiners :[Domain max(s): 753/753 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 753/753 constraints, PredecessorRefiner: 541/541 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 541 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/752 variables, 752/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/752 variables, 0/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 2 (OVERLAPS) 1/753 variables, 331/1083 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/753 variables, 1/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/753 variables, 0/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 5 (OVERLAPS) 542/1295 variables, 753/1837 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1295 variables, 541/2378 constraints. Problems are: Problem set: 0 solved, 541 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 Int declared 1295/1295 variables, and 2378 constraints, problems are : Problem set: 0 solved, 541 unsolved in 30016 ms.
Refiners :[Domain max(s): 753/753 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 753/753 constraints, PredecessorRefiner: 541/541 constraints, Known Traps: 0/0 constraints]
After SMT, in 60172ms problems are : Problem set: 0 solved, 541 unsolved
Search for dead transitions found 0 dead transitions in 60179ms
Finished structural reductions in LTL mode , in 1 iterations and 61281 ms. Remains : 753/753 places, 542/542 transitions.
Stuttering acceptance computed with spot in 388 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), (NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-030A-LTLFireability-00
Product exploration explored 100000 steps with 104 reset in 639 ms.
Stack based approach found an accepted trace after 82 steps with 0 reset with depth 83 and stack size 83 in 1 ms.
FORMULA ShieldPPPt-PT-030A-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-030A-LTLFireability-00 finished in 62376 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((p0||X((p1||G(p0)))))))'
Support contains 4 out of 753 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 753/753 places, 542/542 transitions.
Applied a total of 0 rules in 10 ms. Remains 753 /753 variables (removed 0) and now considering 542/542 (removed 0) transitions.
[2024-05-29 21:25:35] [INFO ] Invariant cache hit.
[2024-05-29 21:25:35] [INFO ] Implicit Places using invariants in 579 ms returned []
[2024-05-29 21:25:35] [INFO ] Invariant cache hit.
[2024-05-29 21:25:36] [INFO ] Implicit Places using invariants and state equation in 640 ms returned []
Implicit Place search using SMT with State Equation took 1242 ms to find 0 implicit places.
Running 541 sub problems to find dead transitions.
[2024-05-29 21:25:36] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/752 variables, 752/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/752 variables, 0/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 2 (OVERLAPS) 1/753 variables, 331/1083 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/753 variables, 1/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/753 variables, 0/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 5 (OVERLAPS) 542/1295 variables, 753/1837 constraints. Problems are: Problem set: 0 solved, 541 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1295/1295 variables, and 1837 constraints, problems are : Problem set: 0 solved, 541 unsolved in 30022 ms.
Refiners :[Domain max(s): 753/753 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 753/753 constraints, PredecessorRefiner: 541/541 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 541 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/752 variables, 752/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/752 variables, 0/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 2 (OVERLAPS) 1/753 variables, 331/1083 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/753 variables, 1/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/753 variables, 0/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 5 (OVERLAPS) 542/1295 variables, 753/1837 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1295 variables, 541/2378 constraints. Problems are: Problem set: 0 solved, 541 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1295/1295 variables, and 2378 constraints, problems are : Problem set: 0 solved, 541 unsolved in 30018 ms.
Refiners :[Domain max(s): 753/753 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 753/753 constraints, PredecessorRefiner: 541/541 constraints, Known Traps: 0/0 constraints]
After SMT, in 60245ms problems are : Problem set: 0 solved, 541 unsolved
Search for dead transitions found 0 dead transitions in 60274ms
Finished structural reductions in LTL mode , in 1 iterations and 61528 ms. Remains : 753/753 places, 542/542 transitions.
Stuttering acceptance computed with spot in 218 ms :[true, (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : ShieldPPPt-PT-030A-LTLFireability-01
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 1 ms.
FORMULA ShieldPPPt-PT-030A-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPt-PT-030A-LTLFireability-01 finished in 61768 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((p0 U p1)&&(X(F((p3&&F(!p3))))||p2))))'
Support contains 5 out of 753 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 753/753 places, 542/542 transitions.
Applied a total of 0 rules in 9 ms. Remains 753 /753 variables (removed 0) and now considering 542/542 (removed 0) transitions.
[2024-05-29 21:26:36] [INFO ] Invariant cache hit.
[2024-05-29 21:26:37] [INFO ] Implicit Places using invariants in 540 ms returned []
[2024-05-29 21:26:37] [INFO ] Invariant cache hit.
[2024-05-29 21:26:38] [INFO ] Implicit Places using invariants and state equation in 639 ms returned []
Implicit Place search using SMT with State Equation took 1192 ms to find 0 implicit places.
Running 541 sub problems to find dead transitions.
[2024-05-29 21:26:38] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/752 variables, 752/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/752 variables, 0/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 2 (OVERLAPS) 1/753 variables, 331/1083 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/753 variables, 1/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/753 variables, 0/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 5 (OVERLAPS) 542/1295 variables, 753/1837 constraints. Problems are: Problem set: 0 solved, 541 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)
(s10 1.0)
(s11 0.0)
(s12 0.0)
(s13 0.0)
(s14 0.0)
(s15 1.0)
(s16 0.0)
(s17 0.0)
(s18 0.0)
(s19 0.0)
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(s21 0.0)
(s22 0.0)
(s23 1.0)
(s24 0.0)
(s25 1.0)
(s26 0.0)
(s27 1.0)
(s28 1.0)
(s29 0.0)
(s30 (/ 1.0 2.0))
(s31 0.0)
(s32 (/ 1.0 2.0))
(s33 0.0)
(s34 (/ 1.0 2.0))
(s35 1.0)
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0.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1295/1295 variables, and 1837 constraints, problems are : Problem set: 0 solved, 541 unsolved in 30015 ms.
Refiners :[Domain max(s): 753/753 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 753/753 constraints, PredecessorRefiner: 541/541 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 541 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/752 variables, 752/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/752 variables, 0/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 2 (OVERLAPS) 1/753 variables, 331/1083 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/753 variables, 1/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/753 variables, 0/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 5 (OVERLAPS) 542/1295 variables, 753/1837 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1295 variables, 541/2378 constraints. Problems are: Problem set: 0 solved, 541 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1295/1295 variables, and 2378 constraints, problems are : Problem set: 0 solved, 541 unsolved in 30033 ms.
Refiners :[Domain max(s): 753/753 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 753/753 constraints, PredecessorRefiner: 541/541 constraints, Known Traps: 0/0 constraints]
After SMT, in 60139ms problems are : Problem set: 0 solved, 541 unsolved
Search for dead transitions found 0 dead transitions in 60144ms
Finished structural reductions in LTL mode , in 1 iterations and 61346 ms. Remains : 753/753 places, 542/542 transitions.
Stuttering acceptance computed with spot in 227 ms :[(OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), true, (NOT p1), true, p3]
Running random walk in product with property : ShieldPPPt-PT-030A-LTLFireability-03
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA ShieldPPPt-PT-030A-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPt-PT-030A-LTLFireability-03 finished in 61595 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G((p0&&X(p0)))||F((G(F(p1))||(F(p1)&&p2)))))'
Support contains 4 out of 753 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 753/753 places, 542/542 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 751 transition count 540
Applied a total of 4 rules in 53 ms. Remains 751 /753 variables (removed 2) and now considering 540/542 (removed 2) transitions.
// Phase 1: matrix 540 rows 751 cols
[2024-05-29 21:27:38] [INFO ] Computed 331 invariants in 2 ms
[2024-05-29 21:27:39] [INFO ] Implicit Places using invariants in 558 ms returned [744]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 564 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 750/753 places, 540/542 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 750 transition count 538
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 748 transition count 538
Applied a total of 4 rules in 52 ms. Remains 748 /750 variables (removed 2) and now considering 538/540 (removed 2) transitions.
// Phase 1: matrix 538 rows 748 cols
[2024-05-29 21:27:39] [INFO ] Computed 330 invariants in 3 ms
[2024-05-29 21:27:39] [INFO ] Implicit Places using invariants in 418 ms returned [731, 735]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 420 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 746/753 places, 538/542 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 744 transition count 536
Applied a total of 4 rules in 30 ms. Remains 744 /746 variables (removed 2) and now considering 536/538 (removed 2) transitions.
// Phase 1: matrix 536 rows 744 cols
[2024-05-29 21:27:39] [INFO ] Computed 328 invariants in 3 ms
[2024-05-29 21:27:40] [INFO ] Implicit Places using invariants in 431 ms returned []
[2024-05-29 21:27:40] [INFO ] Invariant cache hit.
[2024-05-29 21:27:40] [INFO ] Implicit Places using invariants and state equation in 601 ms returned []
Implicit Place search using SMT with State Equation took 1047 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 744/753 places, 536/542 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 2178 ms. Remains : 744/753 places, 536/542 transitions.
Stuttering acceptance computed with spot in 139 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ShieldPPPt-PT-030A-LTLFireability-04
Product exploration explored 100000 steps with 0 reset in 565 ms.
Product exploration explored 100000 steps with 0 reset in 757 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 p0 (NOT p2) (NOT p1)), (X (NOT p2)), (X (AND p0 (NOT p2))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (AND p0 (NOT p1))), (X (NOT (AND p0 (NOT p1) p2))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT p1)), (X (X (NOT p2))), (X (X (AND p0 (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1) p2)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 17 factoid took 135 ms. Reduced automaton from 4 states, 9 edges and 3 AP (stutter insensitive) to 4 states, 9 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 133 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (AND (NOT p1) (NOT p0))]
RANDOM walk for 40000 steps (8 resets) in 456 ms. (87 steps per ms) remains 5/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 369 ms. (108 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 339 ms. (117 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (8 resets) in 344 ms. (115 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 336 ms. (118 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (8 resets) in 331 ms. (120 steps per ms) remains 5/5 properties
[2024-05-29 21:27:43] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 8/12 variables, 5/9 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 8/17 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/12 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 732/744 variables, 323/340 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/744 variables, 732/1072 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/744 variables, 0/1072 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 536/1280 variables, 744/1816 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1280 variables, 0/1816 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (OVERLAPS) 0/1280 variables, 0/1816 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1280/1280 variables, and 1816 constraints, problems are : Problem set: 0 solved, 5 unsolved in 661 ms.
Refiners :[Domain max(s): 744/744 constraints, Positive P Invariants (semi-flows): 328/328 constraints, State Equation: 744/744 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 8/12 variables, 5/9 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 8/17 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/12 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 732/744 variables, 323/340 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/744 variables, 732/1072 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/744 variables, 0/1072 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 536/1280 variables, 744/1816 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1280 variables, 5/1821 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1280 variables, 0/1821 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (OVERLAPS) 0/1280 variables, 0/1821 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1280/1280 variables, and 1821 constraints, problems are : Problem set: 0 solved, 5 unsolved in 745 ms.
Refiners :[Domain max(s): 744/744 constraints, Positive P Invariants (semi-flows): 328/328 constraints, State Equation: 744/744 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 1439ms problems are : Problem set: 0 solved, 5 unsolved
Fused 5 Parikh solutions to 4 different solutions.
Finished Parikh walk after 728 steps, including 0 resets, run visited all 5 properties in 18 ms. (steps per millisecond=40 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 5 properties in 29 ms.
Knowledge obtained : [(AND p0 (NOT p2) (NOT p1)), (X (NOT p2)), (X (AND p0 (NOT p2))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (AND p0 (NOT p1))), (X (NOT (AND p0 (NOT p1) p2))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT p1)), (X (X (NOT p2))), (X (X (AND p0 (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1) p2)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (OR (NOT p0) (NOT p2) p1))), (F (NOT (AND p0 (NOT p1)))), (F (NOT p0)), (F (NOT (OR p0 p1))), (F p2), (F (NOT (OR p0 p2))), (F (NOT (AND p0 (NOT p2)))), (F p1)]
Knowledge based reduction with 17 factoid took 367 ms. Reduced automaton from 4 states, 9 edges and 3 AP (stutter insensitive) to 4 states, 9 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 156 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 115 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (AND (NOT p1) (NOT p0))]
Support contains 4 out of 744 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 744/744 places, 536/536 transitions.
Applied a total of 0 rules in 37 ms. Remains 744 /744 variables (removed 0) and now considering 536/536 (removed 0) transitions.
[2024-05-29 21:27:45] [INFO ] Invariant cache hit.
[2024-05-29 21:27:45] [INFO ] Implicit Places using invariants in 374 ms returned []
[2024-05-29 21:27:45] [INFO ] Invariant cache hit.
[2024-05-29 21:27:46] [INFO ] Implicit Places using invariants and state equation in 706 ms returned []
Implicit Place search using SMT with State Equation took 1125 ms to find 0 implicit places.
[2024-05-29 21:27:46] [INFO ] Redundant transitions in 28 ms returned []
Running 535 sub problems to find dead transitions.
[2024-05-29 21:27:46] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/743 variables, 743/743 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/743 variables, 0/743 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 2 (OVERLAPS) 1/744 variables, 328/1071 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/744 variables, 1/1072 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/744 variables, 0/1072 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 5 (OVERLAPS) 536/1280 variables, 744/1816 constraints. Problems are: Problem set: 0 solved, 535 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1280/1280 variables, and 1816 constraints, problems are : Problem set: 0 solved, 535 unsolved in 30019 ms.
Refiners :[Domain max(s): 744/744 constraints, Positive P Invariants (semi-flows): 328/328 constraints, State Equation: 744/744 constraints, PredecessorRefiner: 535/535 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 535 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/743 variables, 743/743 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/743 variables, 0/743 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 2 (OVERLAPS) 1/744 variables, 328/1071 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/744 variables, 1/1072 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/744 variables, 0/1072 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 5 (OVERLAPS) 536/1280 variables, 744/1816 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1280 variables, 535/2351 constraints. Problems are: Problem set: 0 solved, 535 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1280/1280 variables, and 2351 constraints, problems are : Problem set: 0 solved, 535 unsolved in 30022 ms.
Refiners :[Domain max(s): 744/744 constraints, Positive P Invariants (semi-flows): 328/328 constraints, State Equation: 744/744 constraints, PredecessorRefiner: 535/535 constraints, Known Traps: 0/0 constraints]
After SMT, in 60143ms problems are : Problem set: 0 solved, 535 unsolved
Search for dead transitions found 0 dead transitions in 60148ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61345 ms. Remains : 744/744 places, 536/536 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 p0 (NOT p2) (NOT p1)), (X (NOT p2)), (X (AND p0 (NOT p2))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (AND p0 (NOT p1))), (X (NOT (AND p0 p2 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT p1)), (X (X (NOT p2))), (X (X (AND p0 (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 p2 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 17 factoid took 160 ms. Reduced automaton from 4 states, 9 edges and 3 AP (stutter insensitive) to 4 states, 9 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 135 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (AND (NOT p1) (NOT p0))]
RANDOM walk for 40000 steps (8 resets) in 488 ms. (81 steps per ms) remains 5/8 properties
BEST_FIRST walk for 40003 steps (8 resets) in 242 ms. (164 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (8 resets) in 232 ms. (171 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 206 ms. (193 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 238 ms. (167 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 202 ms. (197 steps per ms) remains 5/5 properties
[2024-05-29 21:28:47] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 8/12 variables, 5/9 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 8/17 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/12 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 732/744 variables, 323/340 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/744 variables, 732/1072 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/744 variables, 0/1072 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 536/1280 variables, 744/1816 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1280 variables, 0/1816 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (OVERLAPS) 0/1280 variables, 0/1816 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1280/1280 variables, and 1816 constraints, problems are : Problem set: 0 solved, 5 unsolved in 498 ms.
Refiners :[Domain max(s): 744/744 constraints, Positive P Invariants (semi-flows): 328/328 constraints, State Equation: 744/744 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 8/12 variables, 5/9 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 8/17 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/12 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 732/744 variables, 323/340 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/744 variables, 732/1072 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/744 variables, 0/1072 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 536/1280 variables, 744/1816 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1280 variables, 5/1821 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1280 variables, 0/1821 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (OVERLAPS) 0/1280 variables, 0/1821 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1280/1280 variables, and 1821 constraints, problems are : Problem set: 0 solved, 5 unsolved in 701 ms.
Refiners :[Domain max(s): 744/744 constraints, Positive P Invariants (semi-flows): 328/328 constraints, State Equation: 744/744 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 1220ms problems are : Problem set: 0 solved, 5 unsolved
Fused 5 Parikh solutions to 4 different solutions.
Finished Parikh walk after 632 steps, including 0 resets, run visited all 5 properties in 19 ms. (steps per millisecond=33 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 5 properties in 21 ms.
Knowledge obtained : [(AND p0 (NOT p2) (NOT p1)), (X (NOT p2)), (X (AND p0 (NOT p2))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (AND p0 (NOT p1))), (X (NOT (AND p0 p2 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT p1)), (X (X (NOT p2))), (X (X (AND p0 (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 p2 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (OR (NOT p0) (NOT p2) p1))), (F (NOT (AND p0 (NOT p1)))), (F (NOT p0)), (F (NOT (OR p0 p1))), (F p2), (F (NOT (OR p0 p2))), (F (NOT (AND p0 (NOT p2)))), (F p1)]
Knowledge based reduction with 17 factoid took 472 ms. Reduced automaton from 4 states, 9 edges and 3 AP (stutter insensitive) to 4 states, 9 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 139 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 168 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 126 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (AND (NOT p1) (NOT p0))]
Product exploration explored 100000 steps with 0 reset in 494 ms.
Stack based approach found an accepted trace after 33052 steps with 0 reset with depth 33053 and stack size 23218 in 202 ms.
FORMULA ShieldPPPt-PT-030A-LTLFireability-04 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-030A-LTLFireability-04 finished in 71962 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((p0||(G(p1) U p2)))))'
Support contains 8 out of 753 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 753/753 places, 542/542 transitions.
Applied a total of 0 rules in 8 ms. Remains 753 /753 variables (removed 0) and now considering 542/542 (removed 0) transitions.
// Phase 1: matrix 542 rows 753 cols
[2024-05-29 21:28:50] [INFO ] Computed 331 invariants in 2 ms
[2024-05-29 21:28:50] [INFO ] Implicit Places using invariants in 399 ms returned []
[2024-05-29 21:28:50] [INFO ] Invariant cache hit.
[2024-05-29 21:28:51] [INFO ] Implicit Places using invariants and state equation in 647 ms returned []
Implicit Place search using SMT with State Equation took 1071 ms to find 0 implicit places.
Running 541 sub problems to find dead transitions.
[2024-05-29 21:28:51] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/752 variables, 752/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/752 variables, 0/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 2 (OVERLAPS) 1/753 variables, 331/1083 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/753 variables, 1/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/753 variables, 0/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 5 (OVERLAPS) 542/1295 variables, 753/1837 constraints. Problems are: Problem set: 0 solved, 541 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 1295/1295 variables, and 1837 constraints, problems are : Problem set: 0 solved, 541 unsolved in 30019 ms.
Refiners :[Domain max(s): 753/753 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 753/753 constraints, PredecessorRefiner: 541/541 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 541 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/752 variables, 752/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/752 variables, 0/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 2 (OVERLAPS) 1/753 variables, 331/1083 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/753 variables, 1/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/753 variables, 0/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 5 (OVERLAPS) 542/1295 variables, 753/1837 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1295 variables, 541/2378 constraints. Problems are: Problem set: 0 solved, 541 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1295/1295 variables, and 2378 constraints, problems are : Problem set: 0 solved, 541 unsolved in 30016 ms.
Refiners :[Domain max(s): 753/753 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 753/753 constraints, PredecessorRefiner: 541/541 constraints, Known Traps: 0/0 constraints]
After SMT, in 60130ms problems are : Problem set: 0 solved, 541 unsolved
Search for dead transitions found 0 dead transitions in 60139ms
Finished structural reductions in LTL mode , in 1 iterations and 61219 ms. Remains : 753/753 places, 542/542 transitions.
Stuttering acceptance computed with spot in 248 ms :[(NOT p1), (AND (NOT p0) (NOT p2)), (OR (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), true]
Running random walk in product with property : ShieldPPPt-PT-030A-LTLFireability-05
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA ShieldPPPt-PT-030A-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPt-PT-030A-LTLFireability-05 finished in 61490 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Support contains 2 out of 753 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 753/753 places, 542/542 transitions.
Applied a total of 0 rules in 8 ms. Remains 753 /753 variables (removed 0) and now considering 542/542 (removed 0) transitions.
[2024-05-29 21:29:52] [INFO ] Invariant cache hit.
[2024-05-29 21:29:52] [INFO ] Implicit Places using invariants in 450 ms returned []
[2024-05-29 21:29:52] [INFO ] Invariant cache hit.
[2024-05-29 21:29:53] [INFO ] Implicit Places using invariants and state equation in 630 ms returned []
Implicit Place search using SMT with State Equation took 1119 ms to find 0 implicit places.
Running 541 sub problems to find dead transitions.
[2024-05-29 21:29:53] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/752 variables, 752/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/752 variables, 0/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 2 (OVERLAPS) 1/753 variables, 331/1083 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/753 variables, 1/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/753 variables, 0/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 5 (OVERLAPS) 542/1295 variables, 753/1837 constraints. Problems are: Problem set: 0 solved, 541 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 1295/1295 variables, and 1837 constraints, problems are : Problem set: 0 solved, 541 unsolved in 30020 ms.
Refiners :[Domain max(s): 753/753 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 753/753 constraints, PredecessorRefiner: 541/541 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 541 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/752 variables, 752/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/752 variables, 0/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 2 (OVERLAPS) 1/753 variables, 331/1083 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/753 variables, 1/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/753 variables, 0/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 5 (OVERLAPS) 542/1295 variables, 753/1837 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1295 variables, 541/2378 constraints. Problems are: Problem set: 0 solved, 541 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1295/1295 variables, and 2378 constraints, problems are : Problem set: 0 solved, 541 unsolved in 30021 ms.
Refiners :[Domain max(s): 753/753 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 753/753 constraints, PredecessorRefiner: 541/541 constraints, Known Traps: 0/0 constraints]
After SMT, in 60128ms problems are : Problem set: 0 solved, 541 unsolved
Search for dead transitions found 0 dead transitions in 60133ms
Finished structural reductions in LTL mode , in 1 iterations and 61263 ms. Remains : 753/753 places, 542/542 transitions.
Stuttering acceptance computed with spot in 108 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-030A-LTLFireability-06
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA ShieldPPPt-PT-030A-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPt-PT-030A-LTLFireability-06 finished in 61388 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((G(p1)&&p0)) U X(p2))))'
Support contains 4 out of 753 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 753/753 places, 542/542 transitions.
Applied a total of 0 rules in 14 ms. Remains 753 /753 variables (removed 0) and now considering 542/542 (removed 0) transitions.
[2024-05-29 21:30:53] [INFO ] Invariant cache hit.
[2024-05-29 21:30:53] [INFO ] Implicit Places using invariants in 377 ms returned []
[2024-05-29 21:30:53] [INFO ] Invariant cache hit.
[2024-05-29 21:30:54] [INFO ] Implicit Places using invariants and state equation in 661 ms returned []
Implicit Place search using SMT with State Equation took 1043 ms to find 0 implicit places.
Running 541 sub problems to find dead transitions.
[2024-05-29 21:30:54] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/752 variables, 752/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/752 variables, 0/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 2 (OVERLAPS) 1/753 variables, 331/1083 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/753 variables, 1/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/753 variables, 0/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 5 (OVERLAPS) 542/1295 variables, 753/1837 constraints. Problems are: Problem set: 0 solved, 541 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1295/1295 variables, and 1837 constraints, problems are : Problem set: 0 solved, 541 unsolved in 30016 ms.
Refiners :[Domain max(s): 753/753 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 753/753 constraints, PredecessorRefiner: 541/541 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 541 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/752 variables, 752/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/752 variables, 0/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 2 (OVERLAPS) 1/753 variables, 331/1083 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/753 variables, 1/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/753 variables, 0/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 5 (OVERLAPS) 542/1295 variables, 753/1837 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1295 variables, 541/2378 constraints. Problems are: Problem set: 0 solved, 541 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 Int declared 1295/1295 variables, and 2378 constraints, problems are : Problem set: 0 solved, 541 unsolved in 30013 ms.
Refiners :[Domain max(s): 753/753 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 753/753 constraints, PredecessorRefiner: 541/541 constraints, Known Traps: 0/0 constraints]
After SMT, in 60118ms problems are : Problem set: 0 solved, 541 unsolved
Search for dead transitions found 0 dead transitions in 60123ms
Finished structural reductions in LTL mode , in 1 iterations and 61182 ms. Remains : 753/753 places, 542/542 transitions.
Stuttering acceptance computed with spot in 222 ms :[(NOT p2), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (NOT p2), (AND (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : ShieldPPPt-PT-030A-LTLFireability-08
Product exploration explored 100000 steps with 0 reset in 495 ms.
Stack based approach found an accepted trace after 44 steps with 0 reset with depth 45 and stack size 45 in 0 ms.
FORMULA ShieldPPPt-PT-030A-LTLFireability-08 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-030A-LTLFireability-08 finished in 61918 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((p0||G(p1))))'
Support contains 6 out of 753 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 753/753 places, 542/542 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 751 transition count 540
Applied a total of 4 rules in 29 ms. Remains 751 /753 variables (removed 2) and now considering 540/542 (removed 2) transitions.
// Phase 1: matrix 540 rows 751 cols
[2024-05-29 21:31:55] [INFO ] Computed 331 invariants in 2 ms
[2024-05-29 21:31:55] [INFO ] Implicit Places using invariants in 387 ms returned [744]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 388 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 750/753 places, 540/542 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 750 transition count 538
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 748 transition count 538
Applied a total of 4 rules in 44 ms. Remains 748 /750 variables (removed 2) and now considering 538/540 (removed 2) transitions.
// Phase 1: matrix 538 rows 748 cols
[2024-05-29 21:31:55] [INFO ] Computed 330 invariants in 2 ms
[2024-05-29 21:31:56] [INFO ] Implicit Places using invariants in 392 ms returned [731, 735]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 396 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 746/753 places, 538/542 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 744 transition count 536
Applied a total of 4 rules in 45 ms. Remains 744 /746 variables (removed 2) and now considering 536/538 (removed 2) transitions.
// Phase 1: matrix 536 rows 744 cols
[2024-05-29 21:31:56] [INFO ] Computed 328 invariants in 2 ms
[2024-05-29 21:31:56] [INFO ] Implicit Places using invariants in 494 ms returned []
[2024-05-29 21:31:56] [INFO ] Invariant cache hit.
[2024-05-29 21:31:57] [INFO ] Implicit Places using invariants and state equation in 611 ms returned []
Implicit Place search using SMT with State Equation took 1112 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 744/753 places, 536/542 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 2014 ms. Remains : 744/753 places, 536/542 transitions.
Stuttering acceptance computed with spot in 34 ms :[(AND (NOT p1) (NOT p0))]
Running random walk in product with property : ShieldPPPt-PT-030A-LTLFireability-09
Product exploration explored 100000 steps with 0 reset in 496 ms.
Stack based approach found an accepted trace after 37 steps with 0 reset with depth 38 and stack size 38 in 0 ms.
FORMULA ShieldPPPt-PT-030A-LTLFireability-09 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-030A-LTLFireability-09 finished in 2638 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((p0||G(p1)))))'
Support contains 4 out of 753 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 753/753 places, 542/542 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 751 transition count 540
Applied a total of 4 rules in 33 ms. Remains 751 /753 variables (removed 2) and now considering 540/542 (removed 2) transitions.
// Phase 1: matrix 540 rows 751 cols
[2024-05-29 21:31:57] [INFO ] Computed 331 invariants in 2 ms
[2024-05-29 21:31:58] [INFO ] Implicit Places using invariants in 525 ms returned [744]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 536 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 750/753 places, 540/542 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 750 transition count 539
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 749 transition count 539
Applied a total of 2 rules in 33 ms. Remains 749 /750 variables (removed 1) and now considering 539/540 (removed 1) transitions.
// Phase 1: matrix 539 rows 749 cols
[2024-05-29 21:31:58] [INFO ] Computed 330 invariants in 2 ms
[2024-05-29 21:31:59] [INFO ] Implicit Places using invariants in 490 ms returned [736]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 492 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 748/753 places, 539/542 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 747 transition count 538
Applied a total of 2 rules in 24 ms. Remains 747 /748 variables (removed 1) and now considering 538/539 (removed 1) transitions.
// Phase 1: matrix 538 rows 747 cols
[2024-05-29 21:31:59] [INFO ] Computed 329 invariants in 1 ms
[2024-05-29 21:31:59] [INFO ] Implicit Places using invariants in 411 ms returned []
[2024-05-29 21:31:59] [INFO ] Invariant cache hit.
[2024-05-29 21:32:00] [INFO ] Implicit Places using invariants and state equation in 654 ms returned []
Implicit Place search using SMT with State Equation took 1077 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 747/753 places, 538/542 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 2197 ms. Remains : 747/753 places, 538/542 transitions.
Stuttering acceptance computed with spot in 58 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ShieldPPPt-PT-030A-LTLFireability-10
Product exploration explored 100000 steps with 1736 reset in 530 ms.
Stack based approach found an accepted trace after 5 steps with 0 reset with depth 6 and stack size 6 in 0 ms.
FORMULA ShieldPPPt-PT-030A-LTLFireability-10 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-030A-LTLFireability-10 finished in 2804 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(((p0 U X(p1))||G(p2))))'
Support contains 6 out of 753 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 753/753 places, 542/542 transitions.
Applied a total of 0 rules in 13 ms. Remains 753 /753 variables (removed 0) and now considering 542/542 (removed 0) transitions.
// Phase 1: matrix 542 rows 753 cols
[2024-05-29 21:32:00] [INFO ] Computed 331 invariants in 1 ms
[2024-05-29 21:32:01] [INFO ] Implicit Places using invariants in 383 ms returned []
[2024-05-29 21:32:01] [INFO ] Invariant cache hit.
[2024-05-29 21:32:01] [INFO ] Implicit Places using invariants and state equation in 632 ms returned []
Implicit Place search using SMT with State Equation took 1031 ms to find 0 implicit places.
Running 541 sub problems to find dead transitions.
[2024-05-29 21:32:01] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/752 variables, 752/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/752 variables, 0/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 2 (OVERLAPS) 1/753 variables, 331/1083 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/753 variables, 1/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/753 variables, 0/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 5 (OVERLAPS) 542/1295 variables, 753/1837 constraints. Problems are: Problem set: 0 solved, 541 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1295/1295 variables, and 1837 constraints, problems are : Problem set: 0 solved, 541 unsolved in 30017 ms.
Refiners :[Domain max(s): 753/753 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 753/753 constraints, PredecessorRefiner: 541/541 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 541 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/752 variables, 752/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/752 variables, 0/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 2 (OVERLAPS) 1/753 variables, 331/1083 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/753 variables, 1/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/753 variables, 0/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 5 (OVERLAPS) 542/1295 variables, 753/1837 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1295 variables, 541/2378 constraints. Problems are: Problem set: 0 solved, 541 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1295/1295 variables, and 2378 constraints, problems are : Problem set: 0 solved, 541 unsolved in 30019 ms.
Refiners :[Domain max(s): 753/753 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 753/753 constraints, PredecessorRefiner: 541/541 constraints, Known Traps: 0/0 constraints]
After SMT, in 60126ms problems are : Problem set: 0 solved, 541 unsolved
Search for dead transitions found 0 dead transitions in 60131ms
Finished structural reductions in LTL mode , in 1 iterations and 61177 ms. Remains : 753/753 places, 542/542 transitions.
Stuttering acceptance computed with spot in 76 ms :[(AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1))]
Running random walk in product with property : ShieldPPPt-PT-030A-LTLFireability-11
Product exploration explored 100000 steps with 14 reset in 493 ms.
Product exploration explored 100000 steps with 16 reset in 619 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 p2 (NOT p1)), (X p2), (X (AND p2 (NOT p1))), (X (NOT (AND (NOT p2) (NOT p1)))), (X (NOT p1)), (X (X p2)), (X (X (AND p2 (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 9 factoid took 85 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 4 states, 9 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 141 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), false, false]
RANDOM walk for 40000 steps (8 resets) in 292 ms. (136 steps per ms) remains 3/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 282 ms. (141 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 282 ms. (141 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 237 ms. (168 steps per ms) remains 3/3 properties
[2024-05-29 21:33:03] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 9/15 variables, 6/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 9/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 738/753 variables, 325/346 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/753 variables, 738/1084 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/753 variables, 0/1084 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 542/1295 variables, 753/1837 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1295 variables, 0/1837 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 0/1295 variables, 0/1837 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1295/1295 variables, and 1837 constraints, problems are : Problem set: 0 solved, 3 unsolved in 430 ms.
Refiners :[Domain max(s): 753/753 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 753/753 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 9/15 variables, 6/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 9/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 738/753 variables, 325/346 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/753 variables, 738/1084 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/753 variables, 0/1084 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 542/1295 variables, 753/1837 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1295 variables, 3/1840 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1295 variables, 0/1840 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 0/1295 variables, 0/1840 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1295/1295 variables, and 1840 constraints, problems are : Problem set: 0 solved, 3 unsolved in 650 ms.
Refiners :[Domain max(s): 753/753 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 753/753 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 1088ms problems are : Problem set: 0 solved, 3 unsolved
Finished Parikh walk after 832 steps, including 0 resets, run visited all 1 properties in 7 ms. (steps per millisecond=118 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 3 properties in 738 ms.
Knowledge obtained : [(AND p2 (NOT p1)), (X p2), (X (AND p2 (NOT p1))), (X (NOT (AND (NOT p2) (NOT p1)))), (X (NOT p1)), (X (X p2)), (X (X (AND p2 (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (OR p1 p2))), (F (NOT (OR (NOT p1) (NOT p2)))), (F p1), (F (NOT p2)), (F (NOT (AND (NOT p1) p2))), (F (NOT (OR (NOT p1) p2)))]
Knowledge based reduction with 9 factoid took 280 ms. Reduced automaton from 4 states, 9 edges and 2 AP (stutter insensitive) to 4 states, 9 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 148 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), false, false]
Stuttering acceptance computed with spot in 126 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), false, false]
Support contains 6 out of 753 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 753/753 places, 542/542 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 751 transition count 540
Applied a total of 4 rules in 29 ms. Remains 751 /753 variables (removed 2) and now considering 540/542 (removed 2) transitions.
// Phase 1: matrix 540 rows 751 cols
[2024-05-29 21:33:06] [INFO ] Computed 331 invariants in 2 ms
[2024-05-29 21:33:06] [INFO ] Implicit Places using invariants in 379 ms returned [744]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 403 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 750/753 places, 540/542 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 750 transition count 538
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 748 transition count 538
Applied a total of 4 rules in 15 ms. Remains 748 /750 variables (removed 2) and now considering 538/540 (removed 2) transitions.
// Phase 1: matrix 538 rows 748 cols
[2024-05-29 21:33:06] [INFO ] Computed 330 invariants in 3 ms
[2024-05-29 21:33:06] [INFO ] Implicit Places using invariants in 362 ms returned [731, 735]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 367 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 746/753 places, 538/542 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 744 transition count 536
Applied a total of 4 rules in 23 ms. Remains 744 /746 variables (removed 2) and now considering 536/538 (removed 2) transitions.
// Phase 1: matrix 536 rows 744 cols
[2024-05-29 21:33:06] [INFO ] Computed 328 invariants in 11 ms
[2024-05-29 21:33:07] [INFO ] Implicit Places using invariants in 382 ms returned []
[2024-05-29 21:33:07] [INFO ] Invariant cache hit.
[2024-05-29 21:33:07] [INFO ] Implicit Places using invariants and state equation in 633 ms returned []
Implicit Place search using SMT with State Equation took 1017 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 744/753 places, 536/542 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 1854 ms. Remains : 744/753 places, 536/542 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 p1) p2), (X p2), (X (AND (NOT p1) p2)), (X (NOT (AND p1 (NOT p2)))), (X (NOT (AND p1 p2))), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT p1)), (X (X p2)), (X (X (AND (NOT p1) p2))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND p1 p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 13 factoid took 115 ms. Reduced automaton from 4 states, 9 edges and 2 AP (stutter insensitive) to 4 states, 9 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 218 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), false, false]
RANDOM walk for 40000 steps (8 resets) in 746 ms. (53 steps per ms) remains 3/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 232 ms. (171 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 230 ms. (173 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (8 resets) in 274 ms. (145 steps per ms) remains 3/3 properties
[2024-05-29 21:33:08] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 9/15 variables, 6/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 9/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 729/744 variables, 322/343 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/744 variables, 729/1072 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/744 variables, 0/1072 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 536/1280 variables, 744/1816 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1280 variables, 0/1816 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 0/1280 variables, 0/1816 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1280/1280 variables, and 1816 constraints, problems are : Problem set: 0 solved, 3 unsolved in 401 ms.
Refiners :[Domain max(s): 744/744 constraints, Positive P Invariants (semi-flows): 328/328 constraints, State Equation: 744/744 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 9/15 variables, 6/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 9/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 729/744 variables, 322/343 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/744 variables, 729/1072 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/744 variables, 0/1072 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 536/1280 variables, 744/1816 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1280 variables, 3/1819 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1280 variables, 0/1819 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 0/1280 variables, 0/1819 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1280/1280 variables, and 1819 constraints, problems are : Problem set: 0 solved, 3 unsolved in 749 ms.
Refiners :[Domain max(s): 744/744 constraints, Positive P Invariants (semi-flows): 328/328 constraints, State Equation: 744/744 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 1159ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 2 different solutions.
Finished Parikh walk after 16667 steps, including 20 resets, run visited all 3 properties in 142 ms. (steps per millisecond=117 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 3 properties in 143 ms.
Knowledge obtained : [(AND (NOT p1) p2), (X p2), (X (AND (NOT p1) p2)), (X (NOT (AND p1 (NOT p2)))), (X (NOT (AND p1 p2))), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT p1)), (X (X p2)), (X (X (AND (NOT p1) p2))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND p1 p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (OR p1 p2))), (F (NOT (OR (NOT p1) (NOT p2)))), (F p1), (F (NOT p2)), (F (NOT (AND (NOT p1) p2))), (F (NOT (OR (NOT p1) p2)))]
Knowledge based reduction with 13 factoid took 370 ms. Reduced automaton from 4 states, 9 edges and 2 AP (stutter insensitive) to 4 states, 9 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 162 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), false, false]
Stuttering acceptance computed with spot in 162 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), false, false]
Stuttering acceptance computed with spot in 162 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), false, false]
Product exploration explored 100000 steps with 17 reset in 491 ms.
Product exploration explored 100000 steps with 16 reset in 600 ms.
Support contains 6 out of 744 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 744/744 places, 536/536 transitions.
Applied a total of 0 rules in 12 ms. Remains 744 /744 variables (removed 0) and now considering 536/536 (removed 0) transitions.
[2024-05-29 21:33:12] [INFO ] Invariant cache hit.
[2024-05-29 21:33:12] [INFO ] Implicit Places using invariants in 363 ms returned []
[2024-05-29 21:33:12] [INFO ] Invariant cache hit.
[2024-05-29 21:33:13] [INFO ] Implicit Places using invariants and state equation in 591 ms returned []
Implicit Place search using SMT with State Equation took 956 ms to find 0 implicit places.
[2024-05-29 21:33:13] [INFO ] Redundant transitions in 3 ms returned []
Running 535 sub problems to find dead transitions.
[2024-05-29 21:33:13] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/743 variables, 743/743 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/743 variables, 0/743 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 2 (OVERLAPS) 1/744 variables, 328/1071 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/744 variables, 1/1072 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/744 variables, 0/1072 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 5 (OVERLAPS) 536/1280 variables, 744/1816 constraints. Problems are: Problem set: 0 solved, 535 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1280/1280 variables, and 1816 constraints, problems are : Problem set: 0 solved, 535 unsolved in 30013 ms.
Refiners :[Domain max(s): 744/744 constraints, Positive P Invariants (semi-flows): 328/328 constraints, State Equation: 744/744 constraints, PredecessorRefiner: 535/535 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 535 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/743 variables, 743/743 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/743 variables, 0/743 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 2 (OVERLAPS) 1/744 variables, 328/1071 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/744 variables, 1/1072 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/744 variables, 0/1072 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 5 (OVERLAPS) 536/1280 variables, 744/1816 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1280 variables, 535/2351 constraints. Problems are: Problem set: 0 solved, 535 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1280/1280 variables, and 2351 constraints, problems are : Problem set: 0 solved, 535 unsolved in 30022 ms.
Refiners :[Domain max(s): 744/744 constraints, Positive P Invariants (semi-flows): 328/328 constraints, State Equation: 744/744 constraints, PredecessorRefiner: 535/535 constraints, Known Traps: 0/0 constraints]
After SMT, in 60119ms problems are : Problem set: 0 solved, 535 unsolved
Search for dead transitions found 0 dead transitions in 60124ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61102 ms. Remains : 744/744 places, 536/536 transitions.
Treatment of property ShieldPPPt-PT-030A-LTLFireability-11 finished in 132603 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(F(p0))))'
Support contains 3 out of 753 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 753/753 places, 542/542 transitions.
Applied a total of 0 rules in 7 ms. Remains 753 /753 variables (removed 0) and now considering 542/542 (removed 0) transitions.
// Phase 1: matrix 542 rows 753 cols
[2024-05-29 21:34:13] [INFO ] Computed 331 invariants in 7 ms
[2024-05-29 21:34:13] [INFO ] Implicit Places using invariants in 403 ms returned []
[2024-05-29 21:34:13] [INFO ] Invariant cache hit.
[2024-05-29 21:34:14] [INFO ] Implicit Places using invariants and state equation in 666 ms returned []
Implicit Place search using SMT with State Equation took 1073 ms to find 0 implicit places.
Running 541 sub problems to find dead transitions.
[2024-05-29 21:34:14] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/752 variables, 752/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/752 variables, 0/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 2 (OVERLAPS) 1/753 variables, 331/1083 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/753 variables, 1/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/753 variables, 0/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 5 (OVERLAPS) 542/1295 variables, 753/1837 constraints. Problems are: Problem set: 0 solved, 541 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1295/1295 variables, and 1837 constraints, problems are : Problem set: 0 solved, 541 unsolved in 30022 ms.
Refiners :[Domain max(s): 753/753 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 753/753 constraints, PredecessorRefiner: 541/541 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 541 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/752 variables, 752/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/752 variables, 0/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 2 (OVERLAPS) 1/753 variables, 331/1083 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/753 variables, 1/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/753 variables, 0/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 5 (OVERLAPS) 542/1295 variables, 753/1837 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1295 variables, 541/2378 constraints. Problems are: Problem set: 0 solved, 541 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1295/1295 variables, and 2378 constraints, problems are : Problem set: 0 solved, 541 unsolved in 30020 ms.
Refiners :[Domain max(s): 753/753 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 753/753 constraints, PredecessorRefiner: 541/541 constraints, Known Traps: 0/0 constraints]
After SMT, in 60133ms problems are : Problem set: 0 solved, 541 unsolved
Search for dead transitions found 0 dead transitions in 60138ms
Finished structural reductions in LTL mode , in 1 iterations and 61219 ms. Remains : 753/753 places, 542/542 transitions.
Stuttering acceptance computed with spot in 120 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-030A-LTLFireability-13
Product exploration explored 100000 steps with 2 reset in 602 ms.
Stack based approach found an accepted trace after 55 steps with 0 reset with depth 56 and stack size 56 in 1 ms.
FORMULA ShieldPPPt-PT-030A-LTLFireability-13 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-030A-LTLFireability-13 finished in 61966 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 2 out of 753 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 753/753 places, 542/542 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 751 transition count 540
Applied a total of 4 rules in 24 ms. Remains 751 /753 variables (removed 2) and now considering 540/542 (removed 2) transitions.
// Phase 1: matrix 540 rows 751 cols
[2024-05-29 21:35:15] [INFO ] Computed 331 invariants in 4 ms
[2024-05-29 21:35:15] [INFO ] Implicit Places using invariants in 406 ms returned [744]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 408 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 750/753 places, 540/542 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 750 transition count 538
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 748 transition count 538
Applied a total of 4 rules in 15 ms. Remains 748 /750 variables (removed 2) and now considering 538/540 (removed 2) transitions.
// Phase 1: matrix 538 rows 748 cols
[2024-05-29 21:35:15] [INFO ] Computed 330 invariants in 2 ms
[2024-05-29 21:35:16] [INFO ] Implicit Places using invariants in 392 ms returned [731, 735]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 393 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 746/753 places, 538/542 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 744 transition count 536
Applied a total of 4 rules in 21 ms. Remains 744 /746 variables (removed 2) and now considering 536/538 (removed 2) transitions.
// Phase 1: matrix 536 rows 744 cols
[2024-05-29 21:35:16] [INFO ] Computed 328 invariants in 3 ms
[2024-05-29 21:35:16] [INFO ] Implicit Places using invariants in 391 ms returned []
[2024-05-29 21:35:16] [INFO ] Invariant cache hit.
[2024-05-29 21:35:17] [INFO ] Implicit Places using invariants and state equation in 667 ms returned []
Implicit Place search using SMT with State Equation took 1060 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 744/753 places, 536/542 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 1921 ms. Remains : 744/753 places, 536/542 transitions.
Stuttering acceptance computed with spot in 144 ms :[(NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-030A-LTLFireability-15
Product exploration explored 100000 steps with 0 reset in 479 ms.
Stack based approach found an accepted trace after 15 steps with 0 reset with depth 16 and stack size 16 in 1 ms.
FORMULA ShieldPPPt-PT-030A-LTLFireability-15 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-030A-LTLFireability-15 finished in 2563 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(((p0 U X(p1))||G(p2))))'
Found a Shortening insensitive property : ShieldPPPt-PT-030A-LTLFireability-11
Stuttering acceptance computed with spot in 75 ms :[(AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1))]
Support contains 6 out of 753 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 753/753 places, 542/542 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 751 transition count 540
Applied a total of 4 rules in 28 ms. Remains 751 /753 variables (removed 2) and now considering 540/542 (removed 2) transitions.
// Phase 1: matrix 540 rows 751 cols
[2024-05-29 21:35:18] [INFO ] Computed 331 invariants in 3 ms
[2024-05-29 21:35:18] [INFO ] Implicit Places using invariants in 396 ms returned [744]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 397 ms to find 1 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 750/753 places, 540/542 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 750 transition count 538
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 748 transition count 538
Applied a total of 4 rules in 15 ms. Remains 748 /750 variables (removed 2) and now considering 538/540 (removed 2) transitions.
// Phase 1: matrix 538 rows 748 cols
[2024-05-29 21:35:18] [INFO ] Computed 330 invariants in 2 ms
[2024-05-29 21:35:18] [INFO ] Implicit Places using invariants in 381 ms returned [731, 735]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 381 ms to find 2 implicit places.
Starting structural reductions in LI_LTL mode, iteration 2 : 746/753 places, 538/542 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 744 transition count 536
Applied a total of 4 rules in 20 ms. Remains 744 /746 variables (removed 2) and now considering 536/538 (removed 2) transitions.
// Phase 1: matrix 536 rows 744 cols
[2024-05-29 21:35:18] [INFO ] Computed 328 invariants in 2 ms
[2024-05-29 21:35:19] [INFO ] Implicit Places using invariants in 383 ms returned []
[2024-05-29 21:35:19] [INFO ] Invariant cache hit.
[2024-05-29 21:35:20] [INFO ] Implicit Places using invariants and state equation in 643 ms returned []
Implicit Place search using SMT with State Equation took 1027 ms to find 0 implicit places.
Starting structural reductions in LI_LTL mode, iteration 3 : 744/753 places, 536/542 transitions.
Finished structural reductions in LI_LTL mode , in 3 iterations and 1868 ms. Remains : 744/753 places, 536/542 transitions.
Running random walk in product with property : ShieldPPPt-PT-030A-LTLFireability-11
Product exploration explored 100000 steps with 15 reset in 498 ms.
Product exploration explored 100000 steps with 18 reset in 647 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 p2 (NOT p1)), (X p2), (X (AND p2 (NOT p1))), (X (NOT (AND (NOT p2) (NOT p1)))), (X (NOT p1)), (X (X p2)), (X (X (AND p2 (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 9 factoid took 117 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 4 states, 9 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 164 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), false, false]
RANDOM walk for 40000 steps (8 resets) in 766 ms. (52 steps per ms) remains 3/6 properties
BEST_FIRST walk for 40003 steps (8 resets) in 304 ms. (131 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 254 ms. (156 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 340 ms. (117 steps per ms) remains 3/3 properties
[2024-05-29 21:35:22] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 9/15 variables, 6/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 9/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 729/744 variables, 322/343 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/744 variables, 729/1072 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/744 variables, 0/1072 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 536/1280 variables, 744/1816 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1280 variables, 0/1816 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 0/1280 variables, 0/1816 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1280/1280 variables, and 1816 constraints, problems are : Problem set: 0 solved, 3 unsolved in 428 ms.
Refiners :[Domain max(s): 744/744 constraints, Positive P Invariants (semi-flows): 328/328 constraints, State Equation: 744/744 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 9/15 variables, 6/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 9/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 729/744 variables, 322/343 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/744 variables, 729/1072 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/744 variables, 0/1072 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 536/1280 variables, 744/1816 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1280 variables, 3/1819 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1280 variables, 0/1819 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 0/1280 variables, 0/1819 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1280/1280 variables, and 1819 constraints, problems are : Problem set: 0 solved, 3 unsolved in 653 ms.
Refiners :[Domain max(s): 744/744 constraints, Positive P Invariants (semi-flows): 328/328 constraints, State Equation: 744/744 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 1108ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 2 different solutions.
Finished Parikh walk after 8385 steps, including 10 resets, run visited all 3 properties in 69 ms. (steps per millisecond=121 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 3 properties in 69 ms.
Knowledge obtained : [(AND p2 (NOT p1)), (X p2), (X (AND p2 (NOT p1))), (X (NOT (AND (NOT p2) (NOT p1)))), (X (NOT p1)), (X (X p2)), (X (X (AND p2 (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (OR p1 p2))), (F (NOT (OR (NOT p1) (NOT p2)))), (F p1), (F (NOT p2)), (F (NOT (AND (NOT p1) p2))), (F (NOT (OR (NOT p1) p2)))]
Knowledge based reduction with 9 factoid took 269 ms. Reduced automaton from 4 states, 9 edges and 2 AP (stutter insensitive) to 4 states, 9 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 136 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), false, false]
Stuttering acceptance computed with spot in 137 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), false, false]
Support contains 6 out of 744 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 744/744 places, 536/536 transitions.
Applied a total of 0 rules in 15 ms. Remains 744 /744 variables (removed 0) and now considering 536/536 (removed 0) transitions.
[2024-05-29 21:35:23] [INFO ] Invariant cache hit.
[2024-05-29 21:35:24] [INFO ] Implicit Places using invariants in 408 ms returned []
[2024-05-29 21:35:24] [INFO ] Invariant cache hit.
[2024-05-29 21:35:24] [INFO ] Implicit Places using invariants and state equation in 659 ms returned []
Implicit Place search using SMT with State Equation took 1069 ms to find 0 implicit places.
[2024-05-29 21:35:24] [INFO ] Redundant transitions in 3 ms returned []
Running 535 sub problems to find dead transitions.
[2024-05-29 21:35:24] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/743 variables, 743/743 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/743 variables, 0/743 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 2 (OVERLAPS) 1/744 variables, 328/1071 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/744 variables, 1/1072 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/744 variables, 0/1072 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 5 (OVERLAPS) 536/1280 variables, 744/1816 constraints. Problems are: Problem set: 0 solved, 535 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1280/1280 variables, and 1816 constraints, problems are : Problem set: 0 solved, 535 unsolved in 30018 ms.
Refiners :[Domain max(s): 744/744 constraints, Positive P Invariants (semi-flows): 328/328 constraints, State Equation: 744/744 constraints, PredecessorRefiner: 535/535 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 535 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/743 variables, 743/743 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/743 variables, 0/743 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 2 (OVERLAPS) 1/744 variables, 328/1071 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/744 variables, 1/1072 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/744 variables, 0/1072 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 5 (OVERLAPS) 536/1280 variables, 744/1816 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1280 variables, 535/2351 constraints. Problems are: Problem set: 0 solved, 535 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1280/1280 variables, and 2351 constraints, problems are : Problem set: 0 solved, 535 unsolved in 30022 ms.
Refiners :[Domain max(s): 744/744 constraints, Positive P Invariants (semi-flows): 328/328 constraints, State Equation: 744/744 constraints, PredecessorRefiner: 535/535 constraints, Known Traps: 0/0 constraints]
After SMT, in 60128ms problems are : Problem set: 0 solved, 535 unsolved
Search for dead transitions found 0 dead transitions in 60135ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61231 ms. Remains : 744/744 places, 536/536 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 p1) p2), (X p2), (X (AND (NOT p1) p2)), (X (NOT (AND p1 (NOT p2)))), (X (NOT (AND p1 p2))), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT p1)), (X (X p2)), (X (X (AND (NOT p1) p2))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND p1 p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 13 factoid took 136 ms. Reduced automaton from 4 states, 9 edges and 2 AP (stutter insensitive) to 4 states, 9 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 147 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), false, false]
RANDOM walk for 40000 steps (8 resets) in 823 ms. (48 steps per ms) remains 3/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 304 ms. (131 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 392 ms. (101 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 333 ms. (119 steps per ms) remains 3/3 properties
[2024-05-29 21:36:25] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 9/15 variables, 6/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 9/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 729/744 variables, 322/343 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/744 variables, 729/1072 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/744 variables, 0/1072 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 536/1280 variables, 744/1816 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1280 variables, 0/1816 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 0/1280 variables, 0/1816 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1280/1280 variables, and 1816 constraints, problems are : Problem set: 0 solved, 3 unsolved in 416 ms.
Refiners :[Domain max(s): 744/744 constraints, Positive P Invariants (semi-flows): 328/328 constraints, State Equation: 744/744 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 9/15 variables, 6/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 9/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 729/744 variables, 322/343 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/744 variables, 729/1072 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/744 variables, 0/1072 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 536/1280 variables, 744/1816 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1280 variables, 3/1819 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1280 variables, 0/1819 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 0/1280 variables, 0/1819 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1280/1280 variables, and 1819 constraints, problems are : Problem set: 0 solved, 3 unsolved in 679 ms.
Refiners :[Domain max(s): 744/744 constraints, Positive P Invariants (semi-flows): 328/328 constraints, State Equation: 744/744 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 1122ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 2 different solutions.
Finished Parikh walk after 11744 steps, including 14 resets, run visited all 3 properties in 101 ms. (steps per millisecond=116 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 3 properties in 102 ms.
Knowledge obtained : [(AND (NOT p1) p2), (X p2), (X (AND (NOT p1) p2)), (X (NOT (AND p1 (NOT p2)))), (X (NOT (AND p1 p2))), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT p1)), (X (X p2)), (X (X (AND (NOT p1) p2))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND p1 p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (OR p1 p2))), (F (NOT (OR (NOT p1) (NOT p2)))), (F p1), (F (NOT p2)), (F (NOT (AND (NOT p1) p2))), (F (NOT (OR (NOT p1) p2)))]
Knowledge based reduction with 13 factoid took 326 ms. Reduced automaton from 4 states, 9 edges and 2 AP (stutter insensitive) to 4 states, 9 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 145 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), false, false]
Stuttering acceptance computed with spot in 129 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), false, false]
Stuttering acceptance computed with spot in 127 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), false, false]
Product exploration explored 100000 steps with 21 reset in 505 ms.
Product exploration explored 100000 steps with 20 reset in 623 ms.
Support contains 6 out of 744 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 744/744 places, 536/536 transitions.
Applied a total of 0 rules in 12 ms. Remains 744 /744 variables (removed 0) and now considering 536/536 (removed 0) transitions.
[2024-05-29 21:36:29] [INFO ] Invariant cache hit.
[2024-05-29 21:36:29] [INFO ] Implicit Places using invariants in 497 ms returned []
[2024-05-29 21:36:29] [INFO ] Invariant cache hit.
[2024-05-29 21:36:30] [INFO ] Implicit Places using invariants and state equation in 632 ms returned []
Implicit Place search using SMT with State Equation took 1158 ms to find 0 implicit places.
[2024-05-29 21:36:30] [INFO ] Redundant transitions in 3 ms returned []
Running 535 sub problems to find dead transitions.
[2024-05-29 21:36:30] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/743 variables, 743/743 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/743 variables, 0/743 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 2 (OVERLAPS) 1/744 variables, 328/1071 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/744 variables, 1/1072 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/744 variables, 0/1072 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 5 (OVERLAPS) 536/1280 variables, 744/1816 constraints. Problems are: Problem set: 0 solved, 535 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 1280/1280 variables, and 1816 constraints, problems are : Problem set: 0 solved, 535 unsolved in 30017 ms.
Refiners :[Domain max(s): 744/744 constraints, Positive P Invariants (semi-flows): 328/328 constraints, State Equation: 744/744 constraints, PredecessorRefiner: 535/535 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 535 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/743 variables, 743/743 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/743 variables, 0/743 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 2 (OVERLAPS) 1/744 variables, 328/1071 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/744 variables, 1/1072 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/744 variables, 0/1072 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 5 (OVERLAPS) 536/1280 variables, 744/1816 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1280 variables, 535/2351 constraints. Problems are: Problem set: 0 solved, 535 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1280/1280 variables, and 2351 constraints, problems are : Problem set: 0 solved, 535 unsolved in 30014 ms.
Refiners :[Domain max(s): 744/744 constraints, Positive P Invariants (semi-flows): 328/328 constraints, State Equation: 744/744 constraints, PredecessorRefiner: 535/535 constraints, Known Traps: 0/0 constraints]
After SMT, in 60116ms problems are : Problem set: 0 solved, 535 unsolved
Search for dead transitions found 0 dead transitions in 60127ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61311 ms. Remains : 744/744 places, 536/536 transitions.
Treatment of property ShieldPPPt-PT-030A-LTLFireability-11 finished in 132505 ms.
[2024-05-29 21:37:30] [INFO ] Flatten gal took : 84 ms
[2024-05-29 21:37:30] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLFireability.sr.xml took 1 ms.
[2024-05-29 21:37:30] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 753 places, 542 transitions and 2164 arcs took 4 ms.
Total runtime 860200 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running ShieldPPPt-PT-030A

IS_COLORED=
IS_NUPN=

LOADING PETRI NET FILE /home/mcc/execution/409/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 753
TRANSITIONS: 542
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.008s, Sys 0.004s]


SAVING FILE /home/mcc/execution/409/model (.net / .def) ...
EXPORT TIME: [User 0.002s, Sys 0.000s]


----------------------------------------------------------------------
GreatSPN/Meddly.
Copyright (C) 1987-2022, University of Torino, Italy.
website: https://github.com/greatspn/SOURCES

Based on MEDDLY version 0.16.0
Copyright (C) 2009, Iowa State University Research Foundation, Inc.
website: http://meddly.sourceforge.net

Process ID: 1658
MODEL NAME: /home/mcc/execution/409/model
753 places, 542 transitions.

Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Building monolithic NSF...
FORMULA ShieldPPPt-PT-030A-LTLFireability-11 FALSE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
Ok.
EXITCODE: 0
----------------------------------------------------------------------

BK_STOP 1717018687173

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

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="ShieldPPPt-PT-030A"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="greatspnxred"
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 greatspnxred"
echo " Input is ShieldPPPt-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 r355-tall-171683759200644"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

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