Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r528-tall-171683761200476.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
Input is ShieldPPPs-PT-030B, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r528-tall-171683761200476
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 992K
-rw-r--r-- 1 mcc users 7.0K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 76K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K May 18 16:43 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.1K May 19 07:16 LTLCardinality.txt
-rw-r--r-- 1 mcc users 21K May 19 16:34 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 19 07:32 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 19 19:10 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K May 14 13:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 121K May 14 13:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.2K Apr 13 11:45 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 79K Apr 13 11:45 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 23 07:53 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 23 07:53 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 5 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 528K May 18 16:43 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME ShieldPPPs-PT-030B-LTLFireability-00
FORMULA_NAME ShieldPPPs-PT-030B-LTLFireability-01
FORMULA_NAME ShieldPPPs-PT-030B-LTLFireability-02
FORMULA_NAME ShieldPPPs-PT-030B-LTLFireability-03
FORMULA_NAME ShieldPPPs-PT-030B-LTLFireability-04
FORMULA_NAME ShieldPPPs-PT-030B-LTLFireability-05
FORMULA_NAME ShieldPPPs-PT-030B-LTLFireability-06
FORMULA_NAME ShieldPPPs-PT-030B-LTLFireability-07
FORMULA_NAME ShieldPPPs-PT-030B-LTLFireability-08
FORMULA_NAME ShieldPPPs-PT-030B-LTLFireability-09
FORMULA_NAME ShieldPPPs-PT-030B-LTLFireability-10
FORMULA_NAME ShieldPPPs-PT-030B-LTLFireability-11
FORMULA_NAME ShieldPPPs-PT-030B-LTLFireability-12
FORMULA_NAME ShieldPPPs-PT-030B-LTLFireability-13
FORMULA_NAME ShieldPPPs-PT-030B-LTLFireability-14
FORMULA_NAME ShieldPPPs-PT-030B-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1717247208079

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ShieldPPPs-PT-030B
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 13:06:49] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-06-01 13:06:49] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 13:06:49] [INFO ] Load time of PNML (sax parser for PT used): 171 ms
[2024-06-01 13:06:49] [INFO ] Transformed 2043 places.
[2024-06-01 13:06:49] [INFO ] Transformed 1893 transitions.
[2024-06-01 13:06:49] [INFO ] Found NUPN structural information;
[2024-06-01 13:06:49] [INFO ] Parsed PT model containing 2043 places and 1893 transitions and 5226 arcs in 361 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.
FORMULA ShieldPPPs-PT-030B-LTLFireability-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldPPPs-PT-030B-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldPPPs-PT-030B-LTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 36 out of 2043 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2043/2043 places, 1893/1893 transitions.
Discarding 201 places :
Symmetric choice reduction at 0 with 201 rule applications. Total rules 201 place count 1842 transition count 1692
Iterating global reduction 0 with 201 rules applied. Total rules applied 402 place count 1842 transition count 1692
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 403 place count 1841 transition count 1691
Iterating global reduction 0 with 1 rules applied. Total rules applied 404 place count 1841 transition count 1691
Applied a total of 404 rules in 563 ms. Remains 1841 /2043 variables (removed 202) and now considering 1691/1893 (removed 202) transitions.
// Phase 1: matrix 1691 rows 1841 cols
[2024-06-01 13:06:50] [INFO ] Computed 331 invariants in 37 ms
[2024-06-01 13:06:51] [INFO ] Implicit Places using invariants in 939 ms returned []
[2024-06-01 13:06:51] [INFO ] Invariant cache hit.
[2024-06-01 13:06:53] [INFO ] Implicit Places using invariants and state equation in 1684 ms returned []
Implicit Place search using SMT with State Equation took 2654 ms to find 0 implicit places.
Running 1690 sub problems to find dead transitions.
[2024-06-01 13:06:53] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1840/3532 variables, and 0 constraints, problems are : Problem set: 0 solved, 1690 unsolved in 30052 ms.
Refiners :[Positive P Invariants (semi-flows): 0/331 constraints, State Equation: 0/1841 constraints, PredecessorRefiner: 1690/1690 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1690 unsolved
Error getting values : (error "ParserException while parsing response: ((s1 1)
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(s421timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1840/3532 variables, and 0 constraints, problems are : Problem set: 0 solved, 1690 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 0/331 constraints, State Equation: 0/1841 constraints, PredecessorRefiner: 0/1690 constraints, Known Traps: 0/0 constraints]
After SMT, in 60592ms problems are : Problem set: 0 solved, 1690 unsolved
Search for dead transitions found 0 dead transitions in 60631ms
Starting structural reductions in LTL mode, iteration 1 : 1841/2043 places, 1691/1893 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 63877 ms. Remains : 1841/2043 places, 1691/1893 transitions.
Support contains 36 out of 1841 places after structural reductions.
[2024-06-01 13:07:54] [INFO ] Flatten gal took : 140 ms
[2024-06-01 13:07:54] [INFO ] Flatten gal took : 75 ms
[2024-06-01 13:07:54] [INFO ] Input system was already deterministic with 1691 transitions.
RANDOM walk for 40000 steps (8 resets) in 2498 ms. (16 steps per ms) remains 3/22 properties
BEST_FIRST walk for 40004 steps (8 resets) in 168 ms. (236 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 202 ms. (197 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 133 ms. (298 steps per ms) remains 3/3 properties
[2024-06-01 13:07:55] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 74/78 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 1763/1841 variables, 326/331 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1841 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 1691/3532 variables, 1841/2172 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3532 variables, 0/2172 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/3532 variables, 0/2172 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3532/3532 variables, and 2172 constraints, problems are : Problem set: 0 solved, 3 unsolved in 1034 ms.
Refiners :[Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 1841/1841 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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 74/78 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 1763/1841 variables, 326/331 constraints. Problems are: Problem set: 0 solved, 3 unsolved
[2024-06-01 13:07:56] [INFO ] Deduced a trap composed of 27 places in 203 ms of which 33 ms to minimize.
[2024-06-01 13:07:57] [INFO ] Deduced a trap composed of 21 places in 230 ms of which 3 ms to minimize.
[2024-06-01 13:07:57] [INFO ] Deduced a trap composed of 36 places in 148 ms of which 3 ms to minimize.
[2024-06-01 13:07:57] [INFO ] Deduced a trap composed of 25 places in 104 ms of which 3 ms to minimize.
[2024-06-01 13:07:57] [INFO ] Deduced a trap composed of 24 places in 154 ms of which 2 ms to minimize.
[2024-06-01 13:07:57] [INFO ] Deduced a trap composed of 33 places in 68 ms of which 1 ms to minimize.
[2024-06-01 13:07:57] [INFO ] Deduced a trap composed of 27 places in 51 ms of which 2 ms to minimize.
[2024-06-01 13:07:57] [INFO ] Deduced a trap composed of 41 places in 48 ms of which 1 ms to minimize.
[2024-06-01 13:07:57] [INFO ] Deduced a trap composed of 38 places in 37 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/1841 variables, 9/340 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1841 variables, 0/340 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 1691/3532 variables, 1841/2181 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3532 variables, 3/2184 constraints. Problems are: Problem set: 0 solved, 3 unsolved
[2024-06-01 13:07:58] [INFO ] Deduced a trap composed of 22 places in 286 ms of which 6 ms to minimize.
[2024-06-01 13:07:59] [INFO ] Deduced a trap composed of 46 places in 249 ms of which 5 ms to minimize.
[2024-06-01 13:07:59] [INFO ] Deduced a trap composed of 29 places in 250 ms of which 5 ms to minimize.
[2024-06-01 13:07:59] [INFO ] Deduced a trap composed of 33 places in 236 ms of which 5 ms to minimize.
[2024-06-01 13:07:59] [INFO ] Deduced a trap composed of 35 places in 244 ms of which 5 ms to minimize.
[2024-06-01 13:08:00] [INFO ] Deduced a trap composed of 52 places in 226 ms of which 4 ms to minimize.
[2024-06-01 13:08:00] [INFO ] Deduced a trap composed of 52 places in 233 ms of which 5 ms to minimize.
[2024-06-01 13:08:00] [INFO ] Deduced a trap composed of 31 places in 233 ms of which 4 ms to minimize.
[2024-06-01 13:08:01] [INFO ] Deduced a trap composed of 33 places in 218 ms of which 5 ms to minimize.
[2024-06-01 13:08:01] [INFO ] Deduced a trap composed of 58 places in 149 ms of which 3 ms to minimize.
SMT process timed out in 6081ms, After SMT, problems are : Problem set: 0 solved, 3 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4 out of 1841 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1841/1841 places, 1691/1691 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 211 transitions
Trivial Post-agglo rules discarded 211 transitions
Performed 211 trivial Post agglomeration. Transition count delta: 211
Iterating post reduction 0 with 211 rules applied. Total rules applied 211 place count 1841 transition count 1480
Reduce places removed 211 places and 0 transitions.
Iterating post reduction 1 with 211 rules applied. Total rules applied 422 place count 1630 transition count 1480
Performed 150 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 150 Pre rules applied. Total rules applied 422 place count 1630 transition count 1330
Deduced a syphon composed of 150 places in 2 ms
Reduce places removed 150 places and 0 transitions.
Iterating global reduction 2 with 300 rules applied. Total rules applied 722 place count 1480 transition count 1330
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 730 place count 1472 transition count 1322
Iterating global reduction 2 with 8 rules applied. Total rules applied 738 place count 1472 transition count 1322
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 7 Pre rules applied. Total rules applied 738 place count 1472 transition count 1315
Deduced a syphon composed of 7 places in 2 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 2 with 14 rules applied. Total rules applied 752 place count 1465 transition count 1315
Performed 530 Post agglomeration using F-continuation condition.Transition count delta: 530
Deduced a syphon composed of 530 places in 1 ms
Reduce places removed 530 places and 0 transitions.
Iterating global reduction 2 with 1060 rules applied. Total rules applied 1812 place count 935 transition count 785
Renaming transitions due to excessive name length > 1024 char.
Partial Free-agglomeration rule applied 267 times.
Drop transitions (Partial Free agglomeration) removed 267 transitions
Iterating global reduction 2 with 267 rules applied. Total rules applied 2079 place count 935 transition count 785
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 2080 place count 934 transition count 784
Applied a total of 2080 rules in 713 ms. Remains 934 /1841 variables (removed 907) and now considering 784/1691 (removed 907) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 713 ms. Remains : 934/1841 places, 784/1691 transitions.
RANDOM walk for 17813 steps (3 resets) in 265 ms. (66 steps per ms) remains 0/3 properties
Computed a total of 366 stabilizing places and 366 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' '!(G(F(p0)))'
Support contains 3 out of 1841 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1841/1841 places, 1691/1691 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 211 transitions
Trivial Post-agglo rules discarded 211 transitions
Performed 211 trivial Post agglomeration. Transition count delta: 211
Iterating post reduction 0 with 211 rules applied. Total rules applied 211 place count 1840 transition count 1479
Reduce places removed 211 places and 0 transitions.
Iterating post reduction 1 with 211 rules applied. Total rules applied 422 place count 1629 transition count 1479
Performed 150 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 150 Pre rules applied. Total rules applied 422 place count 1629 transition count 1329
Deduced a syphon composed of 150 places in 4 ms
Reduce places removed 150 places and 0 transitions.
Iterating global reduction 2 with 300 rules applied. Total rules applied 722 place count 1479 transition count 1329
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 730 place count 1471 transition count 1321
Iterating global reduction 2 with 8 rules applied. Total rules applied 738 place count 1471 transition count 1321
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 7 Pre rules applied. Total rules applied 738 place count 1471 transition count 1314
Deduced a syphon composed of 7 places in 3 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 2 with 14 rules applied. Total rules applied 752 place count 1464 transition count 1314
Performed 529 Post agglomeration using F-continuation condition.Transition count delta: 529
Deduced a syphon composed of 529 places in 1 ms
Reduce places removed 529 places and 0 transitions.
Iterating global reduction 2 with 1058 rules applied. Total rules applied 1810 place count 935 transition count 785
Renaming transitions due to excessive name length > 1024 char.
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 1812 place count 933 transition count 783
Applied a total of 1812 rules in 265 ms. Remains 933 /1841 variables (removed 908) and now considering 783/1691 (removed 908) transitions.
// Phase 1: matrix 783 rows 933 cols
[2024-06-01 13:08:02] [INFO ] Computed 331 invariants in 6 ms
[2024-06-01 13:08:03] [INFO ] Implicit Places using invariants in 393 ms returned []
[2024-06-01 13:08:03] [INFO ] Invariant cache hit.
[2024-06-01 13:08:03] [INFO ] Implicit Places using invariants and state equation in 704 ms returned []
Implicit Place search using SMT with State Equation took 1101 ms to find 0 implicit places.
[2024-06-01 13:08:03] [INFO ] Redundant transitions in 40 ms returned []
Running 780 sub problems to find dead transitions.
[2024-06-01 13:08:03] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/932 variables, 330/330 constraints. Problems are: Problem set: 0 solved, 780 unsolved
[2024-06-01 13:08:22] [INFO ] Deduced a trap composed of 13 places in 40 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/932 variables, 1/331 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 932/1716 variables, and 331 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 330/331 constraints, State Equation: 0/933 constraints, PredecessorRefiner: 780/780 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 780 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/932 variables, 330/330 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/932 variables, 1/331 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/932 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 3 (OVERLAPS) 1/933 variables, 1/332 constraints. Problems are: Problem set: 0 solved, 780 unsolved
[2024-06-01 13:08:57] [INFO ] Deduced a trap composed of 29 places in 39 ms of which 1 ms to minimize.
[2024-06-01 13:08:57] [INFO ] Deduced a trap composed of 43 places in 41 ms of which 1 ms to minimize.
[2024-06-01 13:08:57] [INFO ] Deduced a trap composed of 60 places in 43 ms of which 1 ms to minimize.
[2024-06-01 13:08:57] [INFO ] Deduced a trap composed of 72 places in 47 ms of which 0 ms to minimize.
[2024-06-01 13:08:57] [INFO ] Deduced a trap composed of 87 places in 52 ms of which 1 ms to minimize.
[2024-06-01 13:08:58] [INFO ] Deduced a trap composed of 103 places in 59 ms of which 1 ms to minimize.
[2024-06-01 13:08:58] [INFO ] Deduced a trap composed of 116 places in 59 ms of which 1 ms to minimize.
[2024-06-01 13:08:58] [INFO ] Deduced a trap composed of 131 places in 67 ms of which 2 ms to minimize.
[2024-06-01 13:08:58] [INFO ] Deduced a trap composed of 145 places in 66 ms of which 1 ms to minimize.
[2024-06-01 13:08:59] [INFO ] Deduced a trap composed of 163 places in 72 ms of which 2 ms to minimize.
[2024-06-01 13:08:59] [INFO ] Deduced a trap composed of 177 places in 82 ms of which 2 ms to minimize.
[2024-06-01 13:08:59] [INFO ] Deduced a trap composed of 188 places in 83 ms of which 2 ms to minimize.
[2024-06-01 13:08:59] [INFO ] Deduced a trap composed of 208 places in 87 ms of which 2 ms to minimize.
[2024-06-01 13:09:00] [INFO ] Deduced a trap composed of 218 places in 93 ms of which 5 ms to minimize.
[2024-06-01 13:09:00] [INFO ] Deduced a trap composed of 232 places in 95 ms of which 2 ms to minimize.
[2024-06-01 13:09:00] [INFO ] Deduced a trap composed of 250 places in 96 ms of which 2 ms to minimize.
[2024-06-01 13:09:01] [INFO ] Deduced a trap composed of 264 places in 105 ms of which 2 ms to minimize.
[2024-06-01 13:09:01] [INFO ] Deduced a trap composed of 278 places in 112 ms of which 2 ms to minimize.
[2024-06-01 13:09:01] [INFO ] Deduced a trap composed of 290 places in 118 ms of which 3 ms to minimize.
[2024-06-01 13:09:02] [INFO ] Deduced a trap composed of 305 places in 123 ms of which 4 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/933 variables, 20/352 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 933/1716 variables, and 352 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/933 constraints, PredecessorRefiner: 0/780 constraints, Known Traps: 21/21 constraints]
After SMT, in 60172ms problems are : Problem set: 0 solved, 780 unsolved
Search for dead transitions found 0 dead transitions in 60180ms
Starting structural reductions in SI_LTL mode, iteration 1 : 933/1841 places, 783/1691 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61598 ms. Remains : 933/1841 places, 783/1691 transitions.
Stuttering acceptance computed with spot in 186 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ShieldPPPs-PT-030B-LTLFireability-00
Product exploration explored 100000 steps with 89 reset in 801 ms.
Product exploration explored 100000 steps with 83 reset in 898 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 88 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 83 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 6706 steps (0 resets) in 104 ms. (63 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 101 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 75 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 96 ms :[(NOT p0), (NOT p0)]
[2024-06-01 13:09:06] [INFO ] Invariant cache hit.
[2024-06-01 13:09:07] [INFO ] [Real]Absence check using 331 positive place invariants in 153 ms returned sat
[2024-06-01 13:09:08] [INFO ] [Real]Absence check using state equation in 1595 ms returned sat
[2024-06-01 13:09:08] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:09:09] [INFO ] [Nat]Absence check using 331 positive place invariants in 138 ms returned sat
[2024-06-01 13:09:10] [INFO ] [Nat]Absence check using state equation in 1457 ms returned sat
[2024-06-01 13:09:10] [INFO ] Deduced a trap composed of 23 places in 149 ms of which 4 ms to minimize.
[2024-06-01 13:09:11] [INFO ] Deduced a trap composed of 34 places in 143 ms of which 2 ms to minimize.
[2024-06-01 13:09:11] [INFO ] Deduced a trap composed of 30 places in 109 ms of which 11 ms to minimize.
[2024-06-01 13:09:11] [INFO ] Deduced a trap composed of 25 places in 190 ms of which 8 ms to minimize.
[2024-06-01 13:09:11] [INFO ] Deduced a trap composed of 22 places in 65 ms of which 1 ms to minimize.
[2024-06-01 13:09:11] [INFO ] Deduced a trap composed of 22 places in 46 ms of which 0 ms to minimize.
[2024-06-01 13:09:11] [INFO ] Deduced a trap composed of 28 places in 41 ms of which 1 ms to minimize.
[2024-06-01 13:09:11] [INFO ] Deduced a trap composed of 22 places in 56 ms of which 1 ms to minimize.
[2024-06-01 13:09:12] [INFO ] Deduced a trap composed of 17 places in 64 ms of which 1 ms to minimize.
[2024-06-01 13:09:12] [INFO ] Deduced a trap composed of 30 places in 71 ms of which 1 ms to minimize.
[2024-06-01 13:09:12] [INFO ] Deduced a trap composed of 23 places in 104 ms of which 2 ms to minimize.
[2024-06-01 13:09:12] [INFO ] Deduced a trap composed of 26 places in 83 ms of which 2 ms to minimize.
[2024-06-01 13:09:12] [INFO ] Deduced a trap composed of 25 places in 135 ms of which 1 ms to minimize.
[2024-06-01 13:09:12] [INFO ] Trap strengthening (SAT) tested/added 14/13 trap constraints in 1903 ms
[2024-06-01 13:09:12] [INFO ] Computed and/alt/rep : 780/1497/780 causal constraints (skipped 0 transitions) in 89 ms.
[2024-06-01 13:09:23] [INFO ] Added : 630 causal constraints over 126 iterations in 11030 ms. Result :unknown
Could not prove EG (NOT p0)
Support contains 3 out of 933 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 933/933 places, 783/783 transitions.
Applied a total of 0 rules in 29 ms. Remains 933 /933 variables (removed 0) and now considering 783/783 (removed 0) transitions.
[2024-06-01 13:09:23] [INFO ] Invariant cache hit.
[2024-06-01 13:09:24] [INFO ] Implicit Places using invariants in 502 ms returned []
[2024-06-01 13:09:24] [INFO ] Invariant cache hit.
[2024-06-01 13:09:25] [INFO ] Implicit Places using invariants and state equation in 752 ms returned []
Implicit Place search using SMT with State Equation took 1272 ms to find 0 implicit places.
[2024-06-01 13:09:25] [INFO ] Redundant transitions in 7 ms returned []
Running 780 sub problems to find dead transitions.
[2024-06-01 13:09:25] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/932 variables, 330/330 constraints. Problems are: Problem set: 0 solved, 780 unsolved
[2024-06-01 13:09:44] [INFO ] Deduced a trap composed of 13 places in 35 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/932 variables, 1/331 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 932/1716 variables, and 331 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 330/331 constraints, State Equation: 0/933 constraints, PredecessorRefiner: 780/780 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 780 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/932 variables, 330/330 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/932 variables, 1/331 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/932 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 3 (OVERLAPS) 1/933 variables, 1/332 constraints. Problems are: Problem set: 0 solved, 780 unsolved
[2024-06-01 13:10:18] [INFO ] Deduced a trap composed of 29 places in 45 ms of which 0 ms to minimize.
[2024-06-01 13:10:18] [INFO ] Deduced a trap composed of 43 places in 59 ms of which 25 ms to minimize.
[2024-06-01 13:10:18] [INFO ] Deduced a trap composed of 60 places in 45 ms of which 0 ms to minimize.
[2024-06-01 13:10:18] [INFO ] Deduced a trap composed of 72 places in 54 ms of which 0 ms to minimize.
[2024-06-01 13:10:19] [INFO ] Deduced a trap composed of 87 places in 61 ms of which 1 ms to minimize.
[2024-06-01 13:10:19] [INFO ] Deduced a trap composed of 103 places in 62 ms of which 1 ms to minimize.
[2024-06-01 13:10:19] [INFO ] Deduced a trap composed of 116 places in 93 ms of which 1 ms to minimize.
[2024-06-01 13:10:19] [INFO ] Deduced a trap composed of 131 places in 73 ms of which 2 ms to minimize.
[2024-06-01 13:10:20] [INFO ] Deduced a trap composed of 145 places in 97 ms of which 1 ms to minimize.
[2024-06-01 13:10:20] [INFO ] Deduced a trap composed of 163 places in 103 ms of which 1 ms to minimize.
[2024-06-01 13:10:20] [INFO ] Deduced a trap composed of 177 places in 83 ms of which 2 ms to minimize.
[2024-06-01 13:10:20] [INFO ] Deduced a trap composed of 188 places in 95 ms of which 2 ms to minimize.
[2024-06-01 13:10:21] [INFO ] Deduced a trap composed of 208 places in 102 ms of which 2 ms to minimize.
[2024-06-01 13:10:21] [INFO ] Deduced a trap composed of 218 places in 109 ms of which 2 ms to minimize.
[2024-06-01 13:10:21] [INFO ] Deduced a trap composed of 232 places in 114 ms of which 2 ms to minimize.
[2024-06-01 13:10:22] [INFO ] Deduced a trap composed of 250 places in 120 ms of which 2 ms to minimize.
[2024-06-01 13:10:22] [INFO ] Deduced a trap composed of 264 places in 127 ms of which 3 ms to minimize.
[2024-06-01 13:10:22] [INFO ] Deduced a trap composed of 278 places in 142 ms of which 2 ms to minimize.
[2024-06-01 13:10:23] [INFO ] Deduced a trap composed of 290 places in 128 ms of which 2 ms to minimize.
[2024-06-01 13:10:23] [INFO ] Deduced a trap composed of 305 places in 135 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/933 variables, 20/352 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 933/1716 variables, and 352 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/933 constraints, PredecessorRefiner: 0/780 constraints, Known Traps: 21/21 constraints]
After SMT, in 60215ms problems are : Problem set: 0 solved, 780 unsolved
Search for dead transitions found 0 dead transitions in 60222ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61555 ms. Remains : 933/933 places, 783/783 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 168 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 61 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 4344 steps (0 resets) in 57 ms. (74 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 109 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 74 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 89 ms :[(NOT p0), (NOT p0)]
[2024-06-01 13:10:25] [INFO ] Invariant cache hit.
[2024-06-01 13:10:26] [INFO ] [Real]Absence check using 331 positive place invariants in 136 ms returned sat
[2024-06-01 13:10:28] [INFO ] [Real]Absence check using state equation in 1580 ms returned sat
[2024-06-01 13:10:28] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:10:28] [INFO ] [Nat]Absence check using 331 positive place invariants in 134 ms returned sat
[2024-06-01 13:10:30] [INFO ] [Nat]Absence check using state equation in 1344 ms returned sat
[2024-06-01 13:10:30] [INFO ] Deduced a trap composed of 23 places in 98 ms of which 1 ms to minimize.
[2024-06-01 13:10:30] [INFO ] Deduced a trap composed of 34 places in 95 ms of which 2 ms to minimize.
[2024-06-01 13:10:30] [INFO ] Deduced a trap composed of 30 places in 86 ms of which 1 ms to minimize.
[2024-06-01 13:10:30] [INFO ] Deduced a trap composed of 25 places in 58 ms of which 0 ms to minimize.
[2024-06-01 13:10:30] [INFO ] Deduced a trap composed of 22 places in 59 ms of which 0 ms to minimize.
[2024-06-01 13:10:30] [INFO ] Deduced a trap composed of 22 places in 51 ms of which 1 ms to minimize.
[2024-06-01 13:10:30] [INFO ] Deduced a trap composed of 28 places in 52 ms of which 1 ms to minimize.
[2024-06-01 13:10:30] [INFO ] Deduced a trap composed of 22 places in 64 ms of which 1 ms to minimize.
[2024-06-01 13:10:31] [INFO ] Deduced a trap composed of 17 places in 66 ms of which 1 ms to minimize.
[2024-06-01 13:10:31] [INFO ] Deduced a trap composed of 30 places in 61 ms of which 1 ms to minimize.
[2024-06-01 13:10:31] [INFO ] Deduced a trap composed of 23 places in 70 ms of which 1 ms to minimize.
[2024-06-01 13:10:31] [INFO ] Deduced a trap composed of 26 places in 65 ms of which 1 ms to minimize.
[2024-06-01 13:10:31] [INFO ] Deduced a trap composed of 25 places in 51 ms of which 1 ms to minimize.
[2024-06-01 13:10:31] [INFO ] Trap strengthening (SAT) tested/added 14/13 trap constraints in 1385 ms
[2024-06-01 13:10:31] [INFO ] Computed and/alt/rep : 780/1497/780 causal constraints (skipped 0 transitions) in 43 ms.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:299)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1137)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:875)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testEGap(DeadlockTester.java:587)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.computeEGknowledge(LTLPropertySolver.java:619)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:581)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:262)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:958)
at fr.lip6.move.gal.application.Application.start(Application.java:189)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:651)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:588)
at org.eclipse.equinox.launcher.Main.run(Main.java:1459)
at org.eclipse.equinox.launcher.Main.main(Main.java:1432)
[2024-06-01 13:10:43] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression EG (NOT p0)
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 64 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 96 reset in 675 ms.
Product exploration explored 100000 steps with 85 reset in 835 ms.
Support contains 3 out of 933 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 933/933 places, 783/783 transitions.
Applied a total of 0 rules in 23 ms. Remains 933 /933 variables (removed 0) and now considering 783/783 (removed 0) transitions.
[2024-06-01 13:10:44] [INFO ] Invariant cache hit.
[2024-06-01 13:10:45] [INFO ] Implicit Places using invariants in 551 ms returned []
[2024-06-01 13:10:45] [INFO ] Invariant cache hit.
[2024-06-01 13:10:46] [INFO ] Implicit Places using invariants and state equation in 884 ms returned []
Implicit Place search using SMT with State Equation took 1446 ms to find 0 implicit places.
[2024-06-01 13:10:46] [INFO ] Redundant transitions in 7 ms returned []
Running 780 sub problems to find dead transitions.
[2024-06-01 13:10:46] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/932 variables, 330/330 constraints. Problems are: Problem set: 0 solved, 780 unsolved
[2024-06-01 13:11:04] [INFO ] Deduced a trap composed of 13 places in 27 ms of which 0 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/932 variables, 1/331 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 932/1716 variables, and 331 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30038 ms.
Refiners :[Positive P Invariants (semi-flows): 330/331 constraints, State Equation: 0/933 constraints, PredecessorRefiner: 780/780 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 780 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/932 variables, 330/330 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/932 variables, 1/331 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/932 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 3 (OVERLAPS) 1/933 variables, 1/332 constraints. Problems are: Problem set: 0 solved, 780 unsolved
[2024-06-01 13:11:39] [INFO ] Deduced a trap composed of 29 places in 29 ms of which 1 ms to minimize.
[2024-06-01 13:11:39] [INFO ] Deduced a trap composed of 43 places in 41 ms of which 1 ms to minimize.
[2024-06-01 13:11:39] [INFO ] Deduced a trap composed of 60 places in 43 ms of which 1 ms to minimize.
[2024-06-01 13:11:39] [INFO ] Deduced a trap composed of 72 places in 45 ms of which 1 ms to minimize.
[2024-06-01 13:11:40] [INFO ] Deduced a trap composed of 87 places in 49 ms of which 1 ms to minimize.
[2024-06-01 13:11:40] [INFO ] Deduced a trap composed of 103 places in 52 ms of which 1 ms to minimize.
[2024-06-01 13:11:40] [INFO ] Deduced a trap composed of 116 places in 59 ms of which 1 ms to minimize.
[2024-06-01 13:11:40] [INFO ] Deduced a trap composed of 131 places in 62 ms of which 1 ms to minimize.
[2024-06-01 13:11:41] [INFO ] Deduced a trap composed of 145 places in 70 ms of which 2 ms to minimize.
[2024-06-01 13:11:41] [INFO ] Deduced a trap composed of 163 places in 74 ms of which 1 ms to minimize.
[2024-06-01 13:11:41] [INFO ] Deduced a trap composed of 177 places in 79 ms of which 1 ms to minimize.
[2024-06-01 13:11:41] [INFO ] Deduced a trap composed of 188 places in 81 ms of which 1 ms to minimize.
[2024-06-01 13:11:42] [INFO ] Deduced a trap composed of 208 places in 86 ms of which 1 ms to minimize.
[2024-06-01 13:11:42] [INFO ] Deduced a trap composed of 218 places in 101 ms of which 1 ms to minimize.
[2024-06-01 13:11:42] [INFO ] Deduced a trap composed of 232 places in 90 ms of which 3 ms to minimize.
[2024-06-01 13:11:43] [INFO ] Deduced a trap composed of 250 places in 97 ms of which 2 ms to minimize.
[2024-06-01 13:11:43] [INFO ] Deduced a trap composed of 264 places in 107 ms of which 2 ms to minimize.
[2024-06-01 13:11:43] [INFO ] Deduced a trap composed of 278 places in 107 ms of which 3 ms to minimize.
[2024-06-01 13:11:44] [INFO ] Deduced a trap composed of 290 places in 115 ms of which 2 ms to minimize.
[2024-06-01 13:11:44] [INFO ] Deduced a trap composed of 305 places in 118 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/933 variables, 20/352 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 933/1716 variables, and 352 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/933 constraints, PredecessorRefiner: 0/780 constraints, Known Traps: 21/21 constraints]
After SMT, in 60167ms problems are : Problem set: 0 solved, 780 unsolved
Search for dead transitions found 0 dead transitions in 60179ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61667 ms. Remains : 933/933 places, 783/783 transitions.
Treatment of property ShieldPPPs-PT-030B-LTLFireability-00 finished in 224189 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))))'
Support contains 4 out of 1841 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1841/1841 places, 1691/1691 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 212 transitions
Trivial Post-agglo rules discarded 212 transitions
Performed 212 trivial Post agglomeration. Transition count delta: 212
Iterating post reduction 0 with 212 rules applied. Total rules applied 212 place count 1840 transition count 1478
Reduce places removed 212 places and 0 transitions.
Iterating post reduction 1 with 212 rules applied. Total rules applied 424 place count 1628 transition count 1478
Performed 149 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 149 Pre rules applied. Total rules applied 424 place count 1628 transition count 1329
Deduced a syphon composed of 149 places in 2 ms
Reduce places removed 149 places and 0 transitions.
Iterating global reduction 2 with 298 rules applied. Total rules applied 722 place count 1479 transition count 1329
Discarding 9 places :
Symmetric choice reduction at 2 with 9 rule applications. Total rules 731 place count 1470 transition count 1320
Iterating global reduction 2 with 9 rules applied. Total rules applied 740 place count 1470 transition count 1320
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 7 Pre rules applied. Total rules applied 740 place count 1470 transition count 1313
Deduced a syphon composed of 7 places in 2 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 2 with 14 rules applied. Total rules applied 754 place count 1463 transition count 1313
Performed 527 Post agglomeration using F-continuation condition.Transition count delta: 527
Deduced a syphon composed of 527 places in 1 ms
Reduce places removed 527 places and 0 transitions.
Iterating global reduction 2 with 1054 rules applied. Total rules applied 1808 place count 936 transition count 786
Renaming transitions due to excessive name length > 1024 char.
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 1810 place count 934 transition count 784
Applied a total of 1810 rules in 228 ms. Remains 934 /1841 variables (removed 907) and now considering 784/1691 (removed 907) transitions.
// Phase 1: matrix 784 rows 934 cols
[2024-06-01 13:11:46] [INFO ] Computed 331 invariants in 5 ms
[2024-06-01 13:11:47] [INFO ] Implicit Places using invariants in 419 ms returned []
[2024-06-01 13:11:47] [INFO ] Invariant cache hit.
[2024-06-01 13:11:47] [INFO ] Implicit Places using invariants and state equation in 773 ms returned []
Implicit Place search using SMT with State Equation took 1200 ms to find 0 implicit places.
[2024-06-01 13:11:47] [INFO ] Redundant transitions in 10 ms returned []
Running 782 sub problems to find dead transitions.
[2024-06-01 13:11:48] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/934 variables, 331/331 constraints. Problems are: Problem set: 0 solved, 782 unsolved
[2024-06-01 13:12:06] [INFO ] Deduced a trap composed of 13 places in 24 ms of which 1 ms to minimize.
[2024-06-01 13:12:06] [INFO ] Deduced a trap composed of 28 places in 25 ms of which 1 ms to minimize.
[2024-06-01 13:12:06] [INFO ] Deduced a trap composed of 24 places in 38 ms of which 0 ms to minimize.
[2024-06-01 13:12:07] [INFO ] Deduced a trap composed of 41 places in 36 ms of which 1 ms to minimize.
[2024-06-01 13:12:07] [INFO ] Deduced a trap composed of 39 places in 43 ms of which 1 ms to minimize.
[2024-06-01 13:12:07] [INFO ] Deduced a trap composed of 70 places in 46 ms of which 1 ms to minimize.
[2024-06-01 13:12:07] [INFO ] Deduced a trap composed of 69 places in 48 ms of which 1 ms to minimize.
[2024-06-01 13:12:07] [INFO ] Deduced a trap composed of 83 places in 56 ms of which 1 ms to minimize.
[2024-06-01 13:12:08] [INFO ] Deduced a trap composed of 97 places in 60 ms of which 1 ms to minimize.
[2024-06-01 13:12:08] [INFO ] Deduced a trap composed of 112 places in 61 ms of which 1 ms to minimize.
[2024-06-01 13:12:08] [INFO ] Deduced a trap composed of 127 places in 70 ms of which 1 ms to minimize.
[2024-06-01 13:12:08] [INFO ] Deduced a trap composed of 142 places in 75 ms of which 2 ms to minimize.
[2024-06-01 13:12:09] [INFO ] Deduced a trap composed of 154 places in 79 ms of which 2 ms to minimize.
[2024-06-01 13:12:09] [INFO ] Deduced a trap composed of 171 places in 81 ms of which 1 ms to minimize.
[2024-06-01 13:12:09] [INFO ] Deduced a trap composed of 183 places in 78 ms of which 3 ms to minimize.
[2024-06-01 13:12:10] [INFO ] Deduced a trap composed of 197 places in 92 ms of which 2 ms to minimize.
[2024-06-01 13:12:10] [INFO ] Deduced a trap composed of 208 places in 91 ms of which 2 ms to minimize.
[2024-06-01 13:12:10] [INFO ] Deduced a trap composed of 226 places in 98 ms of which 2 ms to minimize.
[2024-06-01 13:12:11] [INFO ] Deduced a trap composed of 244 places in 100 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/934 variables, 19/350 constraints. Problems are: Problem set: 0 solved, 782 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 934/1718 variables, and 350 constraints, problems are : Problem set: 0 solved, 782 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/934 constraints, PredecessorRefiner: 782/782 constraints, Known Traps: 19/19 constraints]
Escalating to Integer solving :Problem set: 0 solved, 782 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/934 variables, 331/331 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/934 variables, 19/350 constraints. Problems are: Problem set: 0 solved, 782 unsolved
[2024-06-01 13:12:27] [INFO ] Deduced a trap composed of 54 places in 44 ms of which 1 ms to minimize.
[2024-06-01 13:12:27] [INFO ] Deduced a trap composed of 53 places in 37 ms of which 1 ms to minimize.
[2024-06-01 13:12:27] [INFO ] Deduced a trap composed of 53 places in 35 ms of which 1 ms to minimize.
[2024-06-01 13:12:27] [INFO ] Deduced a trap composed of 96 places in 54 ms of which 1 ms to minimize.
[2024-06-01 13:12:28] [INFO ] Deduced a trap composed of 141 places in 66 ms of which 1 ms to minimize.
[2024-06-01 13:12:28] [INFO ] Deduced a trap composed of 25 places in 65 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/934 variables, 6/356 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/934 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 4 (OVERLAPS) 784/1718 variables, 934/1290 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1718 variables, 782/2072 constraints. Problems are: Problem set: 0 solved, 782 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1718/1718 variables, and 2072 constraints, problems are : Problem set: 0 solved, 782 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 934/934 constraints, PredecessorRefiner: 782/782 constraints, Known Traps: 25/25 constraints]
After SMT, in 60162ms problems are : Problem set: 0 solved, 782 unsolved
Search for dead transitions found 0 dead transitions in 60170ms
Starting structural reductions in SI_LTL mode, iteration 1 : 934/1841 places, 784/1691 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61622 ms. Remains : 934/1841 places, 784/1691 transitions.
Stuttering acceptance computed with spot in 175 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ShieldPPPs-PT-030B-LTLFireability-01
Product exploration explored 100000 steps with 49 reset in 796 ms.
Product exploration explored 100000 steps with 49 reset in 887 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p1 (NOT p0)), (X (AND p1 (NOT p0))), (X (NOT p0)), (X (NOT (AND (NOT p1) (NOT p0)))), (X p1), (X (X (AND p1 (NOT p0)))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 111 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 75 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 6992 steps (0 resets) in 90 ms. (76 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND p1 (NOT p0)), (X (AND p1 (NOT p0))), (X (NOT p0)), (X (NOT (AND (NOT p1) (NOT p0)))), (X p1), (X (X (AND p1 (NOT p0)))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p1))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT (AND (NOT p0) p1))), (F p0), (F (NOT (OR p0 p1)))]
Knowledge based reduction with 9 factoid took 230 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 90 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 100 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 4 out of 934 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 934/934 places, 784/784 transitions.
Applied a total of 0 rules in 25 ms. Remains 934 /934 variables (removed 0) and now considering 784/784 (removed 0) transitions.
[2024-06-01 13:12:50] [INFO ] Invariant cache hit.
[2024-06-01 13:12:51] [INFO ] Implicit Places using invariants in 387 ms returned []
[2024-06-01 13:12:51] [INFO ] Invariant cache hit.
[2024-06-01 13:12:51] [INFO ] Implicit Places using invariants and state equation in 761 ms returned []
Implicit Place search using SMT with State Equation took 1152 ms to find 0 implicit places.
[2024-06-01 13:12:51] [INFO ] Redundant transitions in 8 ms returned []
Running 782 sub problems to find dead transitions.
[2024-06-01 13:12:51] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/934 variables, 331/331 constraints. Problems are: Problem set: 0 solved, 782 unsolved
[2024-06-01 13:13:10] [INFO ] Deduced a trap composed of 13 places in 34 ms of which 1 ms to minimize.
[2024-06-01 13:13:10] [INFO ] Deduced a trap composed of 28 places in 28 ms of which 1 ms to minimize.
[2024-06-01 13:13:10] [INFO ] Deduced a trap composed of 24 places in 52 ms of which 0 ms to minimize.
[2024-06-01 13:13:10] [INFO ] Deduced a trap composed of 41 places in 48 ms of which 1 ms to minimize.
[2024-06-01 13:13:10] [INFO ] Deduced a trap composed of 39 places in 52 ms of which 1 ms to minimize.
[2024-06-01 13:13:10] [INFO ] Deduced a trap composed of 70 places in 65 ms of which 1 ms to minimize.
[2024-06-01 13:13:11] [INFO ] Deduced a trap composed of 69 places in 62 ms of which 0 ms to minimize.
[2024-06-01 13:13:11] [INFO ] Deduced a trap composed of 83 places in 53 ms of which 1 ms to minimize.
[2024-06-01 13:13:11] [INFO ] Deduced a trap composed of 97 places in 59 ms of which 2 ms to minimize.
[2024-06-01 13:13:11] [INFO ] Deduced a trap composed of 112 places in 61 ms of which 2 ms to minimize.
[2024-06-01 13:13:12] [INFO ] Deduced a trap composed of 127 places in 61 ms of which 1 ms to minimize.
[2024-06-01 13:13:12] [INFO ] Deduced a trap composed of 142 places in 73 ms of which 2 ms to minimize.
[2024-06-01 13:13:12] [INFO ] Deduced a trap composed of 154 places in 68 ms of which 2 ms to minimize.
[2024-06-01 13:13:13] [INFO ] Deduced a trap composed of 171 places in 78 ms of which 2 ms to minimize.
[2024-06-01 13:13:13] [INFO ] Deduced a trap composed of 183 places in 86 ms of which 2 ms to minimize.
[2024-06-01 13:13:13] [INFO ] Deduced a trap composed of 197 places in 83 ms of which 2 ms to minimize.
[2024-06-01 13:13:13] [INFO ] Deduced a trap composed of 208 places in 96 ms of which 2 ms to minimize.
[2024-06-01 13:13:14] [INFO ] Deduced a trap composed of 226 places in 102 ms of which 2 ms to minimize.
[2024-06-01 13:13:14] [INFO ] Deduced a trap composed of 244 places in 116 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/934 variables, 19/350 constraints. Problems are: Problem set: 0 solved, 782 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 934/1718 variables, and 350 constraints, problems are : Problem set: 0 solved, 782 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/934 constraints, PredecessorRefiner: 782/782 constraints, Known Traps: 19/19 constraints]
Escalating to Integer solving :Problem set: 0 solved, 782 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/934 variables, 331/331 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/934 variables, 19/350 constraints. Problems are: Problem set: 0 solved, 782 unsolved
[2024-06-01 13:13:30] [INFO ] Deduced a trap composed of 54 places in 57 ms of which 1 ms to minimize.
[2024-06-01 13:13:30] [INFO ] Deduced a trap composed of 53 places in 45 ms of which 1 ms to minimize.
[2024-06-01 13:13:30] [INFO ] Deduced a trap composed of 53 places in 53 ms of which 1 ms to minimize.
[2024-06-01 13:13:31] [INFO ] Deduced a trap composed of 96 places in 78 ms of which 2 ms to minimize.
[2024-06-01 13:13:32] [INFO ] Deduced a trap composed of 141 places in 69 ms of which 2 ms to minimize.
[2024-06-01 13:13:32] [INFO ] Deduced a trap composed of 25 places in 74 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/934 variables, 6/356 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/934 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 4 (OVERLAPS) 784/1718 variables, 934/1290 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1718 variables, 782/2072 constraints. Problems are: Problem set: 0 solved, 782 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1718/1718 variables, and 2072 constraints, problems are : Problem set: 0 solved, 782 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 934/934 constraints, PredecessorRefiner: 782/782 constraints, Known Traps: 25/25 constraints]
After SMT, in 60177ms problems are : Problem set: 0 solved, 782 unsolved
Search for dead transitions found 0 dead transitions in 60189ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61386 ms. Remains : 934/934 places, 784/784 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT p0)), (X p1), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 93 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 93 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 7455 steps (0 resets) in 116 ms. (63 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p0) p1), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT p0)), (X p1), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT (AND (NOT p0) p1))), (F p0), (F (NOT (OR p0 p1)))]
Knowledge based reduction with 9 factoid took 212 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 77 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 74 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 74 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 48 reset in 725 ms.
Product exploration explored 100000 steps with 49 reset in 876 ms.
Support contains 4 out of 934 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 934/934 places, 784/784 transitions.
Applied a total of 0 rules in 22 ms. Remains 934 /934 variables (removed 0) and now considering 784/784 (removed 0) transitions.
[2024-06-01 13:13:54] [INFO ] Invariant cache hit.
[2024-06-01 13:13:54] [INFO ] Implicit Places using invariants in 398 ms returned []
[2024-06-01 13:13:54] [INFO ] Invariant cache hit.
[2024-06-01 13:13:55] [INFO ] Implicit Places using invariants and state equation in 780 ms returned []
Implicit Place search using SMT with State Equation took 1178 ms to find 0 implicit places.
[2024-06-01 13:13:55] [INFO ] Redundant transitions in 7 ms returned []
Running 782 sub problems to find dead transitions.
[2024-06-01 13:13:55] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/934 variables, 331/331 constraints. Problems are: Problem set: 0 solved, 782 unsolved
[2024-06-01 13:14:13] [INFO ] Deduced a trap composed of 13 places in 31 ms of which 1 ms to minimize.
[2024-06-01 13:14:13] [INFO ] Deduced a trap composed of 28 places in 36 ms of which 1 ms to minimize.
[2024-06-01 13:14:14] [INFO ] Deduced a trap composed of 24 places in 39 ms of which 0 ms to minimize.
[2024-06-01 13:14:14] [INFO ] Deduced a trap composed of 41 places in 34 ms of which 1 ms to minimize.
[2024-06-01 13:14:14] [INFO ] Deduced a trap composed of 39 places in 43 ms of which 1 ms to minimize.
[2024-06-01 13:14:14] [INFO ] Deduced a trap composed of 70 places in 48 ms of which 1 ms to minimize.
[2024-06-01 13:14:14] [INFO ] Deduced a trap composed of 69 places in 46 ms of which 1 ms to minimize.
[2024-06-01 13:14:14] [INFO ] Deduced a trap composed of 83 places in 51 ms of which 1 ms to minimize.
[2024-06-01 13:14:15] [INFO ] Deduced a trap composed of 97 places in 56 ms of which 2 ms to minimize.
[2024-06-01 13:14:15] [INFO ] Deduced a trap composed of 112 places in 71 ms of which 1 ms to minimize.
[2024-06-01 13:14:15] [INFO ] Deduced a trap composed of 127 places in 66 ms of which 1 ms to minimize.
[2024-06-01 13:14:15] [INFO ] Deduced a trap composed of 142 places in 71 ms of which 1 ms to minimize.
[2024-06-01 13:14:16] [INFO ] Deduced a trap composed of 154 places in 75 ms of which 2 ms to minimize.
[2024-06-01 13:14:16] [INFO ] Deduced a trap composed of 171 places in 82 ms of which 2 ms to minimize.
[2024-06-01 13:14:16] [INFO ] Deduced a trap composed of 183 places in 94 ms of which 2 ms to minimize.
[2024-06-01 13:14:17] [INFO ] Deduced a trap composed of 197 places in 99 ms of which 2 ms to minimize.
[2024-06-01 13:14:17] [INFO ] Deduced a trap composed of 208 places in 90 ms of which 2 ms to minimize.
[2024-06-01 13:14:17] [INFO ] Deduced a trap composed of 226 places in 91 ms of which 2 ms to minimize.
[2024-06-01 13:14:18] [INFO ] Deduced a trap composed of 244 places in 113 ms of which 3 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/934 variables, 19/350 constraints. Problems are: Problem set: 0 solved, 782 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 934/1718 variables, and 350 constraints, problems are : Problem set: 0 solved, 782 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/934 constraints, PredecessorRefiner: 782/782 constraints, Known Traps: 19/19 constraints]
Escalating to Integer solving :Problem set: 0 solved, 782 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/934 variables, 331/331 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/934 variables, 19/350 constraints. Problems are: Problem set: 0 solved, 782 unsolved
[2024-06-01 13:14:34] [INFO ] Deduced a trap composed of 54 places in 47 ms of which 1 ms to minimize.
[2024-06-01 13:14:34] [INFO ] Deduced a trap composed of 53 places in 38 ms of which 1 ms to minimize.
[2024-06-01 13:14:34] [INFO ] Deduced a trap composed of 53 places in 34 ms of which 1 ms to minimize.
[2024-06-01 13:14:35] [INFO ] Deduced a trap composed of 96 places in 56 ms of which 1 ms to minimize.
[2024-06-01 13:14:35] [INFO ] Deduced a trap composed of 141 places in 81 ms of which 2 ms to minimize.
[2024-06-01 13:14:35] [INFO ] Deduced a trap composed of 25 places in 67 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/934 variables, 6/356 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/934 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 4 (OVERLAPS) 784/1718 variables, 934/1290 constraints. Problems are: Problem set: 0 solved, 782 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1718 variables, 782/2072 constraints. Problems are: Problem set: 0 solved, 782 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1718/1718 variables, and 2072 constraints, problems are : Problem set: 0 solved, 782 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 934/934 constraints, PredecessorRefiner: 782/782 constraints, Known Traps: 25/25 constraints]
After SMT, in 60158ms problems are : Problem set: 0 solved, 782 unsolved
Search for dead transitions found 0 dead transitions in 60165ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61377 ms. Remains : 934/934 places, 784/784 transitions.
Treatment of property ShieldPPPs-PT-030B-LTLFireability-01 finished in 189336 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((p0&&X(G(p1)))))'
Support contains 3 out of 1841 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1841/1841 places, 1691/1691 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 212 transitions
Trivial Post-agglo rules discarded 212 transitions
Performed 212 trivial Post agglomeration. Transition count delta: 212
Iterating post reduction 0 with 212 rules applied. Total rules applied 212 place count 1840 transition count 1478
Reduce places removed 212 places and 0 transitions.
Iterating post reduction 1 with 212 rules applied. Total rules applied 424 place count 1628 transition count 1478
Performed 150 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 150 Pre rules applied. Total rules applied 424 place count 1628 transition count 1328
Deduced a syphon composed of 150 places in 3 ms
Reduce places removed 150 places and 0 transitions.
Iterating global reduction 2 with 300 rules applied. Total rules applied 724 place count 1478 transition count 1328
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 732 place count 1470 transition count 1320
Iterating global reduction 2 with 8 rules applied. Total rules applied 740 place count 1470 transition count 1320
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 6 Pre rules applied. Total rules applied 740 place count 1470 transition count 1314
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 752 place count 1464 transition count 1314
Performed 530 Post agglomeration using F-continuation condition.Transition count delta: 530
Deduced a syphon composed of 530 places in 1 ms
Reduce places removed 530 places and 0 transitions.
Iterating global reduction 2 with 1060 rules applied. Total rules applied 1812 place count 934 transition count 784
Renaming transitions due to excessive name length > 1024 char.
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 1814 place count 932 transition count 782
Applied a total of 1814 rules in 314 ms. Remains 932 /1841 variables (removed 909) and now considering 782/1691 (removed 909) transitions.
// Phase 1: matrix 782 rows 932 cols
[2024-06-01 13:14:56] [INFO ] Computed 331 invariants in 9 ms
[2024-06-01 13:14:56] [INFO ] Implicit Places using invariants in 387 ms returned []
[2024-06-01 13:14:56] [INFO ] Invariant cache hit.
[2024-06-01 13:14:57] [INFO ] Implicit Places using invariants and state equation in 757 ms returned []
Implicit Place search using SMT with State Equation took 1148 ms to find 0 implicit places.
[2024-06-01 13:14:57] [INFO ] Redundant transitions in 8 ms returned []
Running 780 sub problems to find dead transitions.
[2024-06-01 13:14:57] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/932 variables, 331/331 constraints. Problems are: Problem set: 0 solved, 780 unsolved
[2024-06-01 13:15:15] [INFO ] Deduced a trap composed of 13 places in 29 ms of which 0 ms to minimize.
[2024-06-01 13:15:15] [INFO ] Deduced a trap composed of 28 places in 39 ms of which 0 ms to minimize.
[2024-06-01 13:15:16] [INFO ] Deduced a trap composed of 42 places in 36 ms of which 0 ms to minimize.
[2024-06-01 13:15:16] [INFO ] Deduced a trap composed of 56 places in 40 ms of which 0 ms to minimize.
[2024-06-01 13:15:16] [INFO ] Deduced a trap composed of 73 places in 46 ms of which 1 ms to minimize.
[2024-06-01 13:15:16] [INFO ] Deduced a trap composed of 85 places in 49 ms of which 1 ms to minimize.
[2024-06-01 13:15:17] [INFO ] Deduced a trap composed of 103 places in 53 ms of which 1 ms to minimize.
[2024-06-01 13:15:17] [INFO ] Deduced a trap composed of 113 places in 55 ms of which 1 ms to minimize.
[2024-06-01 13:15:17] [INFO ] Deduced a trap composed of 129 places in 61 ms of which 1 ms to minimize.
[2024-06-01 13:15:17] [INFO ] Deduced a trap composed of 144 places in 69 ms of which 1 ms to minimize.
[2024-06-01 13:15:17] [INFO ] Deduced a trap composed of 159 places in 72 ms of which 1 ms to minimize.
[2024-06-01 13:15:18] [INFO ] Deduced a trap composed of 175 places in 76 ms of which 2 ms to minimize.
[2024-06-01 13:15:18] [INFO ] Deduced a trap composed of 191 places in 84 ms of which 1 ms to minimize.
[2024-06-01 13:15:18] [INFO ] Deduced a trap composed of 205 places in 83 ms of which 1 ms to minimize.
[2024-06-01 13:15:19] [INFO ] Deduced a trap composed of 215 places in 90 ms of which 2 ms to minimize.
[2024-06-01 13:15:19] [INFO ] Deduced a trap composed of 235 places in 98 ms of which 2 ms to minimize.
[2024-06-01 13:15:19] [INFO ] Deduced a trap composed of 248 places in 98 ms of which 2 ms to minimize.
[2024-06-01 13:15:20] [INFO ] Deduced a trap composed of 269 places in 106 ms of which 2 ms to minimize.
[2024-06-01 13:15:20] [INFO ] Deduced a trap composed of 276 places in 116 ms of which 3 ms to minimize.
[2024-06-01 13:15:20] [INFO ] Deduced a trap composed of 294 places in 122 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/932 variables, 20/351 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 932/1714 variables, and 351 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/932 constraints, PredecessorRefiner: 780/780 constraints, Known Traps: 20/20 constraints]
Escalating to Integer solving :Problem set: 0 solved, 780 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/932 variables, 331/331 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/932 variables, 20/351 constraints. Problems are: Problem set: 0 solved, 780 unsolved
[2024-06-01 13:15:36] [INFO ] Deduced a trap composed of 72 places in 51 ms of which 1 ms to minimize.
[2024-06-01 13:15:36] [INFO ] Deduced a trap composed of 113 places in 63 ms of which 1 ms to minimize.
[2024-06-01 13:15:36] [INFO ] Deduced a trap composed of 113 places in 59 ms of which 1 ms to minimize.
[2024-06-01 13:15:37] [INFO ] Deduced a trap composed of 130 places in 65 ms of which 1 ms to minimize.
[2024-06-01 13:15:37] [INFO ] Deduced a trap composed of 130 places in 63 ms of which 1 ms to minimize.
[2024-06-01 13:15:37] [INFO ] Deduced a trap composed of 130 places in 59 ms of which 1 ms to minimize.
[2024-06-01 13:15:37] [INFO ] Deduced a trap composed of 131 places in 62 ms of which 2 ms to minimize.
[2024-06-01 13:15:37] [INFO ] Deduced a trap composed of 132 places in 66 ms of which 2 ms to minimize.
[2024-06-01 13:15:37] [INFO ] Deduced a trap composed of 131 places in 58 ms of which 1 ms to minimize.
[2024-06-01 13:15:37] [INFO ] Deduced a trap composed of 130 places in 55 ms of which 1 ms to minimize.
[2024-06-01 13:15:37] [INFO ] Deduced a trap composed of 129 places in 58 ms of which 1 ms to minimize.
[2024-06-01 13:15:37] [INFO ] Deduced a trap composed of 99 places in 60 ms of which 1 ms to minimize.
[2024-06-01 13:15:37] [INFO ] Deduced a trap composed of 130 places in 56 ms of which 1 ms to minimize.
[2024-06-01 13:15:37] [INFO ] Deduced a trap composed of 130 places in 57 ms of which 1 ms to minimize.
[2024-06-01 13:15:37] [INFO ] Deduced a trap composed of 130 places in 54 ms of which 1 ms to minimize.
[2024-06-01 13:15:38] [INFO ] Deduced a trap composed of 143 places in 69 ms of which 1 ms to minimize.
[2024-06-01 13:15:38] [INFO ] Deduced a trap composed of 158 places in 71 ms of which 2 ms to minimize.
[2024-06-01 13:15:38] [INFO ] Deduced a trap composed of 189 places in 80 ms of which 1 ms to minimize.
[2024-06-01 13:15:39] [INFO ] Deduced a trap composed of 189 places in 71 ms of which 2 ms to minimize.
[2024-06-01 13:15:39] [INFO ] Deduced a trap composed of 189 places in 80 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/932 variables, 20/371 constraints. Problems are: Problem set: 0 solved, 780 unsolved
[2024-06-01 13:15:48] [INFO ] Deduced a trap composed of 55 places in 62 ms of which 1 ms to minimize.
[2024-06-01 13:15:48] [INFO ] Deduced a trap composed of 54 places in 60 ms of which 1 ms to minimize.
[2024-06-01 13:15:48] [INFO ] Deduced a trap composed of 53 places in 58 ms of which 1 ms to minimize.
[2024-06-01 13:15:48] [INFO ] Deduced a trap composed of 69 places in 61 ms of which 2 ms to minimize.
[2024-06-01 13:15:49] [INFO ] Deduced a trap composed of 83 places in 74 ms of which 2 ms to minimize.
[2024-06-01 13:15:49] [INFO ] Deduced a trap composed of 97 places in 75 ms of which 2 ms to minimize.
[2024-06-01 13:15:49] [INFO ] Deduced a trap composed of 129 places in 82 ms of which 2 ms to minimize.
[2024-06-01 13:15:50] [INFO ] Deduced a trap composed of 143 places in 91 ms of which 1 ms to minimize.
[2024-06-01 13:15:50] [INFO ] Deduced a trap composed of 173 places in 112 ms of which 3 ms to minimize.
[2024-06-01 13:15:51] [INFO ] Deduced a trap composed of 231 places in 144 ms of which 3 ms to minimize.
[2024-06-01 13:15:52] [INFO ] Deduced a trap composed of 246 places in 140 ms of which 3 ms to minimize.
[2024-06-01 13:15:52] [INFO ] Deduced a trap composed of 259 places in 141 ms of which 3 ms to minimize.
[2024-06-01 13:15:53] [INFO ] Deduced a trap composed of 272 places in 170 ms of which 3 ms to minimize.
[2024-06-01 13:15:53] [INFO ] Deduced a trap composed of 291 places in 140 ms of which 3 ms to minimize.
[2024-06-01 13:15:54] [INFO ] Deduced a trap composed of 302 places in 150 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/932 variables, 15/386 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 932/1714 variables, and 386 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/932 constraints, PredecessorRefiner: 0/780 constraints, Known Traps: 55/55 constraints]
After SMT, in 60160ms problems are : Problem set: 0 solved, 780 unsolved
Search for dead transitions found 0 dead transitions in 60167ms
Starting structural reductions in SI_LTL mode, iteration 1 : 932/1841 places, 782/1691 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61643 ms. Remains : 932/1841 places, 782/1691 transitions.
Stuttering acceptance computed with spot in 94 ms :[(OR (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : ShieldPPPs-PT-030B-LTLFireability-02
Stuttering criterion allowed to conclude after 2029 steps with 0 reset in 21 ms.
FORMULA ShieldPPPs-PT-030B-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPs-PT-030B-LTLFireability-02 finished in 61776 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||G(p1)) U X(p2))))'
Support contains 5 out of 1841 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1841/1841 places, 1691/1691 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 1832 transition count 1682
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 1832 transition count 1682
Applied a total of 18 rules in 115 ms. Remains 1832 /1841 variables (removed 9) and now considering 1682/1691 (removed 9) transitions.
// Phase 1: matrix 1682 rows 1832 cols
[2024-06-01 13:15:57] [INFO ] Computed 331 invariants in 14 ms
[2024-06-01 13:15:58] [INFO ] Implicit Places using invariants in 533 ms returned []
[2024-06-01 13:15:58] [INFO ] Invariant cache hit.
[2024-06-01 13:15:59] [INFO ] Implicit Places using invariants and state equation in 1519 ms returned []
Implicit Place search using SMT with State Equation took 2052 ms to find 0 implicit places.
Running 1681 sub problems to find dead transitions.
[2024-06-01 13:15:59] [INFO ] Invariant cache hit.
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(s582 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1831/3514 variables, and 0 constraints, problems are : Problem set: 0 solved, 1681 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 0/331 constraints, State Equation: 0/1832 constraints, PredecessorRefiner: 1681/1681 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1681 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1831/3514 variables, and 0 constraints, problems are : Problem set: 0 solved, 1681 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 0/331 constraints, State Equation: 0/1832 constraints, PredecessorRefiner: 0/1681 constraints, Known Traps: 0/0 constraints]
After SMT, in 60411ms problems are : Problem set: 0 solved, 1681 unsolved
Search for dead transitions found 0 dead transitions in 60427ms
Starting structural reductions in LTL mode, iteration 1 : 1832/1841 places, 1682/1691 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62598 ms. Remains : 1832/1841 places, 1682/1691 transitions.
Stuttering acceptance computed with spot in 235 ms :[(NOT p2), (NOT p2), (AND (NOT p1) (NOT p2)), (NOT p2), true, (NOT p1)]
Running random walk in product with property : ShieldPPPs-PT-030B-LTLFireability-03
Product exploration explored 100000 steps with 33281 reset in 386 ms.
Product exploration explored 100000 steps with 33315 reset in 391 ms.
Computed a total of 359 stabilizing places and 359 stable transitions
Computed a total of 359 stabilizing places and 359 stable transitions
Detected a total of 359/1832 stabilizing places and 359/1682 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p1) p2), (X (NOT (AND p1 (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT (OR (AND p0 (NOT p2)) (AND p1 (NOT p2))))), (X p2), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (NOT (AND (NOT p0) p1 (NOT p2)))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p1))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT (OR (AND p0 (NOT p2)) (AND p1 (NOT p2)))))), (X (X p2)), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (NOT p0))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 18 factoid took 124 ms. Reduced automaton from 6 states, 13 edges and 3 AP (stutter sensitive) to 6 states, 13 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 213 ms :[(NOT p2), (NOT p2), (AND (NOT p1) (NOT p2)), (NOT p2), true, (NOT p1)]
Reduction of identical properties reduced properties to check from 11 to 9
RANDOM walk for 40000 steps (8 resets) in 1034 ms. (38 steps per ms) remains 2/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 276 ms. (144 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 96 ms. (412 steps per ms) remains 2/2 properties
[2024-06-01 13:17:02] [INFO ] Invariant cache hit.
Problem apf0 is UNSAT
Problem apf7 is UNSAT
After SMT solving in domain Real declared 5/3514 variables, and 0 constraints, problems are : Problem set: 2 solved, 0 unsolved in 20 ms.
Refiners :[Positive P Invariants (semi-flows): 0/331 constraints, State Equation: 0/1832 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 30ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 2 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) (NOT p1) p2), (X (NOT (AND p1 (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT (OR (AND p0 (NOT p2)) (AND p1 (NOT p2))))), (X p2), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (NOT (AND (NOT p0) p1 (NOT p2)))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p1))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT (OR (AND p0 (NOT p2)) (AND p1 (NOT p2)))))), (X (X p2)), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (NOT p0))), (F (OR (G p1) (G (NOT p1)))), (G (OR p2 p0 (NOT p1))), (G (OR p2 (NOT p1)))]
False Knowledge obtained : [(F (NOT (OR p2 p1))), (F (NOT (AND (NOT p0) (NOT p1)))), (F (NOT p2)), (F (NOT (AND (NOT p0) (NOT p1)))), (F (NOT (OR p2 p0 p1))), (F (NOT (OR p0 (NOT p1)))), (F (NOT (AND (OR p2 (NOT p0)) (OR p2 (NOT p1))))), (F p1), (F p0)]
Knowledge based reduction with 20 factoid took 444 ms. Reduced automaton from 6 states, 13 edges and 3 AP (stutter sensitive) to 4 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 152 ms :[(NOT p2), (NOT p2), (NOT p2), true]
Stuttering acceptance computed with spot in 138 ms :[(NOT p2), (NOT p2), (NOT p2), true]
Support contains 5 out of 1832 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1832/1832 places, 1682/1682 transitions.
Applied a total of 0 rules in 55 ms. Remains 1832 /1832 variables (removed 0) and now considering 1682/1682 (removed 0) transitions.
[2024-06-01 13:17:02] [INFO ] Invariant cache hit.
[2024-06-01 13:17:03] [INFO ] Implicit Places using invariants in 518 ms returned []
[2024-06-01 13:17:03] [INFO ] Invariant cache hit.
[2024-06-01 13:17:05] [INFO ] Implicit Places using invariants and state equation in 1621 ms returned []
Implicit Place search using SMT with State Equation took 2141 ms to find 0 implicit places.
Running 1681 sub problems to find dead transitions.
[2024-06-01 13:17:05] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1831/3514 variables, and 0 constraints, problems are : Problem set: 0 solved, 1681 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 0/331 constraints, State Equation: 0/1832 constraints, PredecessorRefiner: 1681/1681 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1681 unsolved
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(s408 timeout
1)
(s409 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1831/3514 variables, and 0 constraints, problems are : Problem set: 0 solved, 1681 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 0/331 constraints, State Equation: 0/1832 constraints, PredecessorRefiner: 0/1681 constraints, Known Traps: 0/0 constraints]
After SMT, in 60383ms problems are : Problem set: 0 solved, 1681 unsolved
Search for dead transitions found 0 dead transitions in 60400ms
Finished structural reductions in LTL mode , in 1 iterations and 62601 ms. Remains : 1832/1832 places, 1682/1682 transitions.
Computed a total of 359 stabilizing places and 359 stable transitions
Computed a total of 359 stabilizing places and 359 stable transitions
Detected a total of 359/1832 stabilizing places and 359/1682 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p1) p2), (X p2), (X (NOT (AND (NOT p2) (NOT p0)))), (X (NOT p0)), (X (NOT (AND (NOT p2) p0))), (X (X p2)), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p2) p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 10 factoid took 162 ms. Reduced automaton from 4 states, 7 edges and 3 AP (stutter sensitive) to 4 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 139 ms :[(NOT p2), (NOT p2), (NOT p2), true]
RANDOM walk for 26865 steps (5 resets) in 363 ms. (73 steps per ms) remains 0/6 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1) p2), (X p2), (X (NOT (AND (NOT p2) (NOT p0)))), (X (NOT p0)), (X (NOT (AND (NOT p2) p0))), (X (X p2)), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p2) p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F p0), (F (NOT (OR p2 (NOT p0)))), (F p1), (F (NOT p2)), (F (NOT (OR p2 p0))), (F (NOT (AND (NOT p1) (NOT p0))))]
Knowledge based reduction with 10 factoid took 415 ms. Reduced automaton from 4 states, 7 edges and 3 AP (stutter sensitive) to 4 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 147 ms :[(NOT p2), (NOT p2), (NOT p2), true]
Stuttering acceptance computed with spot in 127 ms :[(NOT p2), (NOT p2), (NOT p2), true]
Stuttering acceptance computed with spot in 135 ms :[(NOT p2), (NOT p2), (NOT p2), true]
Product exploration explored 100000 steps with 33191 reset in 374 ms.
Product exploration explored 100000 steps with 33422 reset in 388 ms.
Applying partial POR strategy [false, true, false, true]
Stuttering acceptance computed with spot in 149 ms :[(NOT p2), (NOT p2), (NOT p2), true]
Support contains 5 out of 1832 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1832/1832 places, 1682/1682 transitions.
Performed 209 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 209 rules applied. Total rules applied 209 place count 1832 transition count 1682
Performed 63 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 63 Pre rules applied. Total rules applied 209 place count 1832 transition count 1683
Deduced a syphon composed of 272 places in 3 ms
Iterating global reduction 1 with 63 rules applied. Total rules applied 272 place count 1832 transition count 1683
Performed 623 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 895 places in 1 ms
Iterating global reduction 1 with 623 rules applied. Total rules applied 895 place count 1832 transition count 1683
Renaming transitions due to excessive name length > 1024 char.
Discarding 212 places :
Symmetric choice reduction at 1 with 212 rule applications. Total rules 1107 place count 1620 transition count 1471
Deduced a syphon composed of 683 places in 1 ms
Iterating global reduction 1 with 212 rules applied. Total rules applied 1319 place count 1620 transition count 1471
Deduced a syphon composed of 683 places in 1 ms
Applied a total of 1319 rules in 638 ms. Remains 1620 /1832 variables (removed 212) and now considering 1471/1682 (removed 211) transitions.
[2024-06-01 13:18:08] [INFO ] Redundant transitions in 27 ms returned []
Running 1470 sub problems to find dead transitions.
// Phase 1: matrix 1471 rows 1620 cols
[2024-06-01 13:18:08] [INFO ] Computed 331 invariants in 19 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1619/3091 variables, and 0 constraints, problems are : Problem set: 0 solved, 1470 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 0/331 constraints, State Equation: 0/1620 constraints, PredecessorRefiner: 1470/1470 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1470 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1619/3091 variables, and 0 constraints, problems are : Problem set: 0 solved, 1470 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 0/331 constraints, State Equation: 0/1620 constraints, PredecessorRefiner: 0/1470 constraints, Known Traps: 0/0 constraints]
After SMT, in 60869ms problems are : Problem set: 0 solved, 1470 unsolved
Search for dead transitions found 0 dead transitions in 60884ms
Starting structural reductions in SI_LTL mode, iteration 1 : 1620/1832 places, 1471/1682 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61559 ms. Remains : 1620/1832 places, 1471/1682 transitions.
Support contains 5 out of 1832 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1832/1832 places, 1682/1682 transitions.
Applied a total of 0 rules in 50 ms. Remains 1832 /1832 variables (removed 0) and now considering 1682/1682 (removed 0) transitions.
// Phase 1: matrix 1682 rows 1832 cols
[2024-06-01 13:19:09] [INFO ] Computed 331 invariants in 15 ms
[2024-06-01 13:19:10] [INFO ] Implicit Places using invariants in 533 ms returned []
[2024-06-01 13:19:10] [INFO ] Invariant cache hit.
[2024-06-01 13:19:11] [INFO ] Implicit Places using invariants and state equation in 1634 ms returned []
Implicit Place search using SMT with State Equation took 2175 ms to find 0 implicit places.
Running 1681 sub problems to find dead transitions.
[2024-06-01 13:19:11] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1831/3514 variables, and 0 constraints, problems are : Problem set: 0 solved, 1681 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 0/331 constraints, State Equation: 0/1832 constraints, PredecessorRefiner: 1681/1681 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1681 unsolved
Error getting values : (error "ParserException while parsing response: ((s1 1)
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1831/3514 variables, and 0 constraints, problems are : Problem set: 0 solved, 1681 unsolved in 30039 ms.
Refiners :[Positive P Invariants (semi-flows): 0/331 constraints, State Equation: 0/1832 constraints, PredecessorRefiner: 0/1681 constraints, Known Traps: 0/0 constraints]
After SMT, in 60417ms problems are : Problem set: 0 solved, 1681 unsolved
Search for dead transitions found 0 dead transitions in 60435ms
Finished structural reductions in LTL mode , in 1 iterations and 62664 ms. Remains : 1832/1832 places, 1682/1682 transitions.
Treatment of property ShieldPPPs-PT-030B-LTLFireability-03 finished in 254520 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||F(p0)))))'
Support contains 3 out of 1841 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1841/1841 places, 1691/1691 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 210 transitions
Trivial Post-agglo rules discarded 210 transitions
Performed 210 trivial Post agglomeration. Transition count delta: 210
Iterating post reduction 0 with 210 rules applied. Total rules applied 210 place count 1840 transition count 1480
Reduce places removed 210 places and 0 transitions.
Iterating post reduction 1 with 210 rules applied. Total rules applied 420 place count 1630 transition count 1480
Performed 150 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 150 Pre rules applied. Total rules applied 420 place count 1630 transition count 1330
Deduced a syphon composed of 150 places in 2 ms
Reduce places removed 150 places and 0 transitions.
Iterating global reduction 2 with 300 rules applied. Total rules applied 720 place count 1480 transition count 1330
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 728 place count 1472 transition count 1322
Iterating global reduction 2 with 8 rules applied. Total rules applied 736 place count 1472 transition count 1322
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 6 Pre rules applied. Total rules applied 736 place count 1472 transition count 1316
Deduced a syphon composed of 6 places in 2 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 748 place count 1466 transition count 1316
Performed 530 Post agglomeration using F-continuation condition.Transition count delta: 530
Deduced a syphon composed of 530 places in 0 ms
Reduce places removed 530 places and 0 transitions.
Iterating global reduction 2 with 1060 rules applied. Total rules applied 1808 place count 936 transition count 786
Renaming transitions due to excessive name length > 1024 char.
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 1810 place count 934 transition count 784
Applied a total of 1810 rules in 292 ms. Remains 934 /1841 variables (removed 907) and now considering 784/1691 (removed 907) transitions.
// Phase 1: matrix 784 rows 934 cols
[2024-06-01 13:20:12] [INFO ] Computed 331 invariants in 2 ms
[2024-06-01 13:20:13] [INFO ] Implicit Places using invariants in 929 ms returned []
[2024-06-01 13:20:13] [INFO ] Invariant cache hit.
[2024-06-01 13:20:14] [INFO ] Implicit Places using invariants and state equation in 797 ms returned []
Implicit Place search using SMT with State Equation took 1748 ms to find 0 implicit places.
[2024-06-01 13:20:14] [INFO ] Redundant transitions in 8 ms returned []
Running 780 sub problems to find dead transitions.
[2024-06-01 13:20:14] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/932 variables, 329/329 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/932 variables, 0/329 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 2 (OVERLAPS) 2/934 variables, 2/331 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 934/1718 variables, and 331 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/934 constraints, PredecessorRefiner: 780/780 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 780 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/932 variables, 329/329 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/932 variables, 0/329 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 2 (OVERLAPS) 2/934 variables, 2/331 constraints. Problems are: Problem set: 0 solved, 780 unsolved
[2024-06-01 13:21:04] [INFO ] Deduced a trap composed of 6 places in 31 ms of which 1 ms to minimize.
[2024-06-01 13:21:04] [INFO ] Deduced a trap composed of 6 places in 29 ms of which 0 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/934 variables, 2/333 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 934/1718 variables, and 333 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/934 constraints, PredecessorRefiner: 0/780 constraints, Known Traps: 2/2 constraints]
After SMT, in 60167ms problems are : Problem set: 0 solved, 780 unsolved
Search for dead transitions found 0 dead transitions in 60174ms
Starting structural reductions in SI_LTL mode, iteration 1 : 934/1841 places, 784/1691 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 62248 ms. Remains : 934/1841 places, 784/1691 transitions.
Stuttering acceptance computed with spot in 68 ms :[(NOT p0), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : ShieldPPPs-PT-030B-LTLFireability-05
Product exploration explored 100000 steps with 54 reset in 723 ms.
Product exploration explored 100000 steps with 54 reset in 868 ms.
Computed a total of 2 stabilizing places and 2 stable transitions
Computed a total of 2 stabilizing places and 2 stable transitions
Detected a total of 2/934 stabilizing places and 2/784 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p0)), (X (X (NOT p0))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) p1))), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p1), (X (NOT p1)), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 4 factoid took 474 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 64 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 7164 steps (0 resets) in 95 ms. (74 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p0)), (X (X (NOT p0))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) p1))), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p1), (X (NOT p1)), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p1)), (X (X (NOT p1))), (F p0)]
Knowledge based reduction with 4 factoid took 413 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 60 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 64 ms :[(NOT p0), (NOT p0)]
[2024-06-01 13:21:17] [INFO ] Invariant cache hit.
[2024-06-01 13:21:17] [INFO ] [Real]Absence check using 331 positive place invariants in 130 ms returned sat
[2024-06-01 13:21:19] [INFO ] [Real]Absence check using state equation in 1592 ms returned sat
[2024-06-01 13:21:19] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:21:20] [INFO ] [Nat]Absence check using 331 positive place invariants in 139 ms returned sat
[2024-06-01 13:21:21] [INFO ] [Nat]Absence check using state equation in 1374 ms returned sat
[2024-06-01 13:21:21] [INFO ] Computed and/alt/rep : 780/1501/780 causal constraints (skipped 0 transitions) in 39 ms.
[2024-06-01 13:21:33] [INFO ] Added : 644 causal constraints over 129 iterations in 12322 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 2 out of 934 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 934/934 places, 784/784 transitions.
Applied a total of 0 rules in 21 ms. Remains 934 /934 variables (removed 0) and now considering 784/784 (removed 0) transitions.
[2024-06-01 13:21:33] [INFO ] Invariant cache hit.
[2024-06-01 13:21:34] [INFO ] Implicit Places using invariants in 672 ms returned []
[2024-06-01 13:21:34] [INFO ] Invariant cache hit.
[2024-06-01 13:21:35] [INFO ] Implicit Places using invariants and state equation in 775 ms returned []
Implicit Place search using SMT with State Equation took 1457 ms to find 0 implicit places.
[2024-06-01 13:21:35] [INFO ] Redundant transitions in 7 ms returned []
Running 780 sub problems to find dead transitions.
[2024-06-01 13:21:35] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/932 variables, 329/329 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/932 variables, 0/329 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 2 (OVERLAPS) 2/934 variables, 2/331 constraints. Problems are: Problem set: 0 solved, 780 unsolved
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 934/1718 variables, and 331 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/934 constraints, PredecessorRefiner: 780/780 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 780 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/932 variables, 329/329 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/932 variables, 0/329 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 2 (OVERLAPS) 2/934 variables, 2/331 constraints. Problems are: Problem set: 0 solved, 780 unsolved
[2024-06-01 13:22:24] [INFO ] Deduced a trap composed of 6 places in 39 ms of which 1 ms to minimize.
[2024-06-01 13:22:24] [INFO ] Deduced a trap composed of 6 places in 27 ms of which 0 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/934 variables, 2/333 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 934/1718 variables, and 333 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/934 constraints, PredecessorRefiner: 0/780 constraints, Known Traps: 2/2 constraints]
After SMT, in 60145ms problems are : Problem set: 0 solved, 780 unsolved
Search for dead transitions found 0 dead transitions in 60152ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61645 ms. Remains : 934/934 places, 784/784 transitions.
Computed a total of 2 stabilizing places and 2 stable transitions
Computed a total of 2 stabilizing places and 2 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 75 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 58 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 6852 steps (0 resets) in 71 ms. (95 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 104 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 62 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 63 ms :[(NOT p0), (NOT p0)]
[2024-06-01 13:22:35] [INFO ] Invariant cache hit.
[2024-06-01 13:22:36] [INFO ] [Real]Absence check using 331 positive place invariants in 135 ms returned sat
[2024-06-01 13:22:38] [INFO ] [Real]Absence check using state equation in 1478 ms returned sat
[2024-06-01 13:22:38] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:22:38] [INFO ] [Nat]Absence check using 331 positive place invariants in 136 ms returned sat
[2024-06-01 13:22:40] [INFO ] [Nat]Absence check using state equation in 1312 ms returned sat
[2024-06-01 13:22:40] [INFO ] Computed and/alt/rep : 780/1501/780 causal constraints (skipped 0 transitions) in 38 ms.
[2024-06-01 13:22:51] [INFO ] Added : 644 causal constraints over 129 iterations in 11855 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 60 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 54 reset in 709 ms.
Product exploration explored 100000 steps with 55 reset in 852 ms.
Support contains 2 out of 934 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 934/934 places, 784/784 transitions.
Reduce places removed 1 places and 1 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 932 transition count 782
Applied a total of 1 rules in 38 ms. Remains 932 /934 variables (removed 2) and now considering 782/784 (removed 2) transitions.
// Phase 1: matrix 782 rows 932 cols
[2024-06-01 13:22:53] [INFO ] Computed 331 invariants in 2 ms
[2024-06-01 13:22:54] [INFO ] Implicit Places using invariants in 646 ms returned []
[2024-06-01 13:22:54] [INFO ] Invariant cache hit.
[2024-06-01 13:22:55] [INFO ] Implicit Places using invariants and state equation in 802 ms returned []
Implicit Place search using SMT with State Equation took 1467 ms to find 0 implicit places.
[2024-06-01 13:22:55] [INFO ] Redundant transitions in 7 ms returned []
Running 779 sub problems to find dead transitions.
[2024-06-01 13:22:55] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/931 variables, 330/330 constraints. Problems are: Problem set: 0 solved, 779 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/931 variables, 0/330 constraints. Problems are: Problem set: 0 solved, 779 unsolved
At refinement iteration 2 (OVERLAPS) 1/932 variables, 1/331 constraints. Problems are: Problem set: 0 solved, 779 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 932/1714 variables, and 331 constraints, problems are : Problem set: 0 solved, 779 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/932 constraints, PredecessorRefiner: 779/779 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 779 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/931 variables, 330/330 constraints. Problems are: Problem set: 0 solved, 779 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/931 variables, 0/330 constraints. Problems are: Problem set: 0 solved, 779 unsolved
At refinement iteration 2 (OVERLAPS) 1/932 variables, 1/331 constraints. Problems are: Problem set: 0 solved, 779 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/932 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 779 unsolved
At refinement iteration 4 (OVERLAPS) 782/1714 variables, 932/1263 constraints. Problems are: Problem set: 0 solved, 779 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1714 variables, 779/2042 constraints. Problems are: Problem set: 0 solved, 779 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1714/1714 variables, and 2042 constraints, problems are : Problem set: 0 solved, 779 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 932/932 constraints, PredecessorRefiner: 779/779 constraints, Known Traps: 0/0 constraints]
After SMT, in 60137ms problems are : Problem set: 0 solved, 779 unsolved
Search for dead transitions found 0 dead transitions in 60143ms
Starting structural reductions in SI_LTL mode, iteration 1 : 932/934 places, 782/784 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61662 ms. Remains : 932/934 places, 782/784 transitions.
Treatment of property ShieldPPPs-PT-030B-LTLFireability-05 finished in 223124 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((((p0 U p1) U !p0)||G(!p1)))'
Support contains 2 out of 1841 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1841/1841 places, 1691/1691 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 211 transitions
Trivial Post-agglo rules discarded 211 transitions
Performed 211 trivial Post agglomeration. Transition count delta: 211
Iterating post reduction 0 with 211 rules applied. Total rules applied 211 place count 1840 transition count 1479
Reduce places removed 211 places and 0 transitions.
Iterating post reduction 1 with 211 rules applied. Total rules applied 422 place count 1629 transition count 1479
Performed 150 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 150 Pre rules applied. Total rules applied 422 place count 1629 transition count 1329
Deduced a syphon composed of 150 places in 2 ms
Reduce places removed 150 places and 0 transitions.
Iterating global reduction 2 with 300 rules applied. Total rules applied 722 place count 1479 transition count 1329
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 729 place count 1472 transition count 1322
Iterating global reduction 2 with 7 rules applied. Total rules applied 736 place count 1472 transition count 1322
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 6 Pre rules applied. Total rules applied 736 place count 1472 transition count 1316
Deduced a syphon composed of 6 places in 2 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 748 place count 1466 transition count 1316
Performed 531 Post agglomeration using F-continuation condition.Transition count delta: 531
Deduced a syphon composed of 531 places in 1 ms
Reduce places removed 531 places and 0 transitions.
Iterating global reduction 2 with 1062 rules applied. Total rules applied 1810 place count 935 transition count 785
Renaming transitions due to excessive name length > 1024 char.
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 1812 place count 933 transition count 783
Applied a total of 1812 rules in 299 ms. Remains 933 /1841 variables (removed 908) and now considering 783/1691 (removed 908) transitions.
// Phase 1: matrix 783 rows 933 cols
[2024-06-01 13:23:55] [INFO ] Computed 331 invariants in 4 ms
[2024-06-01 13:23:56] [INFO ] Implicit Places using invariants in 490 ms returned []
[2024-06-01 13:23:56] [INFO ] Invariant cache hit.
[2024-06-01 13:23:56] [INFO ] Implicit Places using invariants and state equation in 814 ms returned []
Implicit Place search using SMT with State Equation took 1327 ms to find 0 implicit places.
[2024-06-01 13:23:56] [INFO ] Redundant transitions in 8 ms returned []
Running 780 sub problems to find dead transitions.
[2024-06-01 13:23:56] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/932 variables, 330/330 constraints. Problems are: Problem set: 0 solved, 780 unsolved
[2024-06-01 13:24:16] [INFO ] Deduced a trap composed of 13 places in 39 ms of which 1 ms to minimize.
[2024-06-01 13:24:16] [INFO ] Deduced a trap composed of 28 places in 23 ms of which 0 ms to minimize.
[2024-06-01 13:24:17] [INFO ] Deduced a trap composed of 42 places in 28 ms of which 0 ms to minimize.
[2024-06-01 13:24:17] [INFO ] Deduced a trap composed of 56 places in 35 ms of which 0 ms to minimize.
[2024-06-01 13:24:17] [INFO ] Deduced a trap composed of 73 places in 60 ms of which 1 ms to minimize.
[2024-06-01 13:24:17] [INFO ] Deduced a trap composed of 85 places in 62 ms of which 1 ms to minimize.
[2024-06-01 13:24:17] [INFO ] Deduced a trap composed of 103 places in 63 ms of which 6 ms to minimize.
[2024-06-01 13:24:18] [INFO ] Deduced a trap composed of 130 places in 70 ms of which 2 ms to minimize.
[2024-06-01 13:24:18] [INFO ] Deduced a trap composed of 142 places in 82 ms of which 1 ms to minimize.
[2024-06-01 13:24:18] [INFO ] Deduced a trap composed of 158 places in 92 ms of which 1 ms to minimize.
[2024-06-01 13:24:19] [INFO ] Deduced a trap composed of 176 places in 92 ms of which 2 ms to minimize.
[2024-06-01 13:24:19] [INFO ] Deduced a trap composed of 188 places in 99 ms of which 2 ms to minimize.
[2024-06-01 13:24:19] [INFO ] Deduced a trap composed of 206 places in 101 ms of which 2 ms to minimize.
[2024-06-01 13:24:20] [INFO ] Deduced a trap composed of 216 places in 111 ms of which 4 ms to minimize.
[2024-06-01 13:24:20] [INFO ] Deduced a trap composed of 231 places in 104 ms of which 2 ms to minimize.
[2024-06-01 13:24:20] [INFO ] Deduced a trap composed of 247 places in 118 ms of which 3 ms to minimize.
[2024-06-01 13:24:21] [INFO ] Deduced a trap composed of 264 places in 129 ms of which 2 ms to minimize.
[2024-06-01 13:24:21] [INFO ] Deduced a trap composed of 276 places in 140 ms of which 3 ms to minimize.
[2024-06-01 13:24:21] [INFO ] Deduced a trap composed of 292 places in 154 ms of which 2 ms to minimize.
[2024-06-01 13:24:22] [INFO ] Deduced a trap composed of 303 places in 151 ms of which 3 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/932 variables, 20/350 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 932/1716 variables, and 350 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 330/331 constraints, State Equation: 0/933 constraints, PredecessorRefiner: 780/780 constraints, Known Traps: 20/20 constraints]
Escalating to Integer solving :Problem set: 0 solved, 780 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/932 variables, 330/330 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/932 variables, 20/350 constraints. Problems are: Problem set: 0 solved, 780 unsolved
[2024-06-01 13:24:36] [INFO ] Deduced a trap composed of 104 places in 65 ms of which 1 ms to minimize.
[2024-06-01 13:24:36] [INFO ] Deduced a trap composed of 101 places in 69 ms of which 1 ms to minimize.
[2024-06-01 13:24:36] [INFO ] Deduced a trap composed of 101 places in 66 ms of which 1 ms to minimize.
[2024-06-01 13:24:36] [INFO ] Deduced a trap composed of 99 places in 78 ms of which 1 ms to minimize.
[2024-06-01 13:24:37] [INFO ] Deduced a trap composed of 40 places in 68 ms of which 1 ms to minimize.
[2024-06-01 13:24:37] [INFO ] Deduced a trap composed of 25 places in 64 ms of which 1 ms to minimize.
[2024-06-01 13:24:37] [INFO ] Deduced a trap composed of 40 places in 66 ms of which 1 ms to minimize.
[2024-06-01 13:24:37] [INFO ] Deduced a trap composed of 39 places in 69 ms of which 1 ms to minimize.
[2024-06-01 13:24:37] [INFO ] Deduced a trap composed of 70 places in 80 ms of which 2 ms to minimize.
[2024-06-01 13:24:37] [INFO ] Deduced a trap composed of 83 places in 78 ms of which 1 ms to minimize.
[2024-06-01 13:24:38] [INFO ] Deduced a trap composed of 82 places in 84 ms of which 2 ms to minimize.
[2024-06-01 13:24:38] [INFO ] Deduced a trap composed of 103 places in 97 ms of which 2 ms to minimize.
[2024-06-01 13:24:38] [INFO ] Deduced a trap composed of 95 places in 85 ms of which 2 ms to minimize.
[2024-06-01 13:24:38] [INFO ] Deduced a trap composed of 114 places in 105 ms of which 2 ms to minimize.
[2024-06-01 13:24:39] [INFO ] Deduced a trap composed of 141 places in 101 ms of which 2 ms to minimize.
[2024-06-01 13:24:39] [INFO ] Deduced a trap composed of 156 places in 120 ms of which 1 ms to minimize.
[2024-06-01 13:24:39] [INFO ] Deduced a trap composed of 169 places in 113 ms of which 2 ms to minimize.
[2024-06-01 13:24:40] [INFO ] Deduced a trap composed of 168 places in 123 ms of which 2 ms to minimize.
[2024-06-01 13:24:40] [INFO ] Deduced a trap composed of 188 places in 94 ms of which 2 ms to minimize.
[2024-06-01 13:24:41] [INFO ] Deduced a trap composed of 246 places in 143 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/932 variables, 20/370 constraints. Problems are: Problem set: 0 solved, 780 unsolved
[2024-06-01 13:24:50] [INFO ] Deduced a trap composed of 100 places in 65 ms of which 1 ms to minimize.
[2024-06-01 13:24:50] [INFO ] Deduced a trap composed of 53 places in 70 ms of which 1 ms to minimize.
[2024-06-01 13:24:51] [INFO ] Deduced a trap composed of 104 places in 70 ms of which 1 ms to minimize.
[2024-06-01 13:24:51] [INFO ] Deduced a trap composed of 101 places in 56 ms of which 1 ms to minimize.
[2024-06-01 13:24:51] [INFO ] Deduced a trap composed of 100 places in 60 ms of which 3 ms to minimize.
[2024-06-01 13:24:51] [INFO ] Deduced a trap composed of 101 places in 67 ms of which 1 ms to minimize.
[2024-06-01 13:24:51] [INFO ] Deduced a trap composed of 101 places in 72 ms of which 1 ms to minimize.
[2024-06-01 13:24:51] [INFO ] Deduced a trap composed of 101 places in 63 ms of which 1 ms to minimize.
[2024-06-01 13:24:51] [INFO ] Deduced a trap composed of 99 places in 66 ms of which 1 ms to minimize.
[2024-06-01 13:24:51] [INFO ] Deduced a trap composed of 103 places in 66 ms of which 1 ms to minimize.
[2024-06-01 13:24:51] [INFO ] Deduced a trap composed of 103 places in 61 ms of which 2 ms to minimize.
[2024-06-01 13:24:52] [INFO ] Deduced a trap composed of 84 places in 74 ms of which 1 ms to minimize.
[2024-06-01 13:24:52] [INFO ] Deduced a trap composed of 84 places in 78 ms of which 2 ms to minimize.
[2024-06-01 13:24:52] [INFO ] Deduced a trap composed of 83 places in 88 ms of which 1 ms to minimize.
[2024-06-01 13:24:52] [INFO ] Deduced a trap composed of 99 places in 92 ms of which 2 ms to minimize.
[2024-06-01 13:24:52] [INFO ] Deduced a trap composed of 112 places in 89 ms of which 2 ms to minimize.
[2024-06-01 13:24:53] [INFO ] Deduced a trap composed of 157 places in 113 ms of which 2 ms to minimize.
[2024-06-01 13:24:53] [INFO ] Deduced a trap composed of 172 places in 114 ms of which 2 ms to minimize.
[2024-06-01 13:24:54] [INFO ] Deduced a trap composed of 186 places in 109 ms of which 2 ms to minimize.
[2024-06-01 13:24:54] [INFO ] Deduced a trap composed of 186 places in 107 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/932 variables, 20/390 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 932/1716 variables, and 390 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 330/331 constraints, State Equation: 0/933 constraints, PredecessorRefiner: 0/780 constraints, Known Traps: 60/60 constraints]
After SMT, in 60144ms problems are : Problem set: 0 solved, 780 unsolved
Search for dead transitions found 0 dead transitions in 60150ms
Starting structural reductions in SI_LTL mode, iteration 1 : 933/1841 places, 783/1691 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61790 ms. Remains : 933/1841 places, 783/1691 transitions.
Stuttering acceptance computed with spot in 242 ms :[true, p0, (OR (NOT p1) p0), (AND p0 p1), (AND p0 p1), p1]
Running random walk in product with property : ShieldPPPs-PT-030B-LTLFireability-06
Entered a terminal (fully accepting) state of product in 1519 steps with 0 reset in 16 ms.
FORMULA ShieldPPPs-PT-030B-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPs-PT-030B-LTLFireability-06 finished in 62073 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 1 out of 1841 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1841/1841 places, 1691/1691 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 1833 transition count 1683
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 1833 transition count 1683
Applied a total of 16 rules in 115 ms. Remains 1833 /1841 variables (removed 8) and now considering 1683/1691 (removed 8) transitions.
// Phase 1: matrix 1683 rows 1833 cols
[2024-06-01 13:24:57] [INFO ] Computed 331 invariants in 4 ms
[2024-06-01 13:24:58] [INFO ] Implicit Places using invariants in 577 ms returned []
[2024-06-01 13:24:58] [INFO ] Invariant cache hit.
[2024-06-01 13:24:59] [INFO ] Implicit Places using invariants and state equation in 1592 ms returned []
Implicit Place search using SMT with State Equation took 2194 ms to find 0 implicit places.
Running 1682 sub problems to find dead transitions.
[2024-06-01 13:24:59] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1832/3516 variables, and 0 constraints, problems are : Problem set: 0 solved, 1682 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 0/331 constraints, State Equation: 0/1833 constraints, PredecessorRefiner: 1682/1682 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1682 unsolved
Error getting values : (error "ParserException while parsing response: ((s1 1)
(s2 1)
(s3 1)
(s4 1)
(s5 1)
(s6 1)
(s7 1)
(s8 1)
(s9 1)
(s10 1)
(s11 1)
(s12 1)
(s13 1)
(s14 1)
(s15 1)
(s16 1)
(s17 1)
(s18 1)
(s19 1)
(s20 1)
(s21 1)
(s22 1)
(s23 1)
(s24 1)
(s25 1)
(s26 1)
(s27 1)
(s28 1)
(s29 1)
(s30 1)
(s31 1)
(s32 1)
(s33 1)
(s34 1)
(s35 1)
(s36 1)
(s37 1)
(s38 1)
(s39 1)
(s40 1)
(s41 1)
(s42 1)
(s43 1)
(s44 1)
(s45 1)
(s46 1)
(s47 1)
(s48 1)
(s49 1)
(s50 1)
(s51 1)
(s52 1)
(s53 1)
(s54 1)
(s55 1)
(s56 1)
(s57 1)
(s58 1)
(s59 1)
(s60 1)
(s61 1)
(s62 1)
(s63 1)
(s64 1)
(s65 1)
(s66 1)
(s67 1)
(s68 1)
(s69 1)
(s70 1)
(s71 1)
(s72 1)
(s73 1)
(s74 1)
(s75 1)
(s76 1)
(s77 1)
(s78 1)
(s79 1)
(s80 timeout
1 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1832/3516 variables, and 0 constraints, problems are : Problem set: 0 solved, 1682 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 0/331 constraints, State Equation: 0/1833 constraints, PredecessorRefiner: 0/1682 constraints, Known Traps: 0/0 constraints]
After SMT, in 60390ms problems are : Problem set: 0 solved, 1682 unsolved
Search for dead transitions found 0 dead transitions in 60404ms
Starting structural reductions in LTL mode, iteration 1 : 1833/1841 places, 1683/1691 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62716 ms. Remains : 1833/1841 places, 1683/1691 transitions.
Stuttering acceptance computed with spot in 77 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : ShieldPPPs-PT-030B-LTLFireability-08
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA ShieldPPPs-PT-030B-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPs-PT-030B-LTLFireability-08 finished in 62812 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((p0||F(p1)))))'
Support contains 4 out of 1841 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1841/1841 places, 1691/1691 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 211 transitions
Trivial Post-agglo rules discarded 211 transitions
Performed 211 trivial Post agglomeration. Transition count delta: 211
Iterating post reduction 0 with 211 rules applied. Total rules applied 211 place count 1840 transition count 1479
Reduce places removed 211 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 212 rules applied. Total rules applied 423 place count 1629 transition count 1478
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 424 place count 1628 transition count 1478
Performed 150 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 150 Pre rules applied. Total rules applied 424 place count 1628 transition count 1328
Deduced a syphon composed of 150 places in 2 ms
Reduce places removed 150 places and 0 transitions.
Iterating global reduction 3 with 300 rules applied. Total rules applied 724 place count 1478 transition count 1328
Discarding 9 places :
Symmetric choice reduction at 3 with 9 rule applications. Total rules 733 place count 1469 transition count 1319
Iterating global reduction 3 with 9 rules applied. Total rules applied 742 place count 1469 transition count 1319
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 7 Pre rules applied. Total rules applied 742 place count 1469 transition count 1312
Deduced a syphon composed of 7 places in 2 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 3 with 14 rules applied. Total rules applied 756 place count 1462 transition count 1312
Performed 529 Post agglomeration using F-continuation condition.Transition count delta: 529
Deduced a syphon composed of 529 places in 1 ms
Reduce places removed 529 places and 0 transitions.
Iterating global reduction 3 with 1058 rules applied. Total rules applied 1814 place count 933 transition count 783
Renaming transitions due to excessive name length > 1024 char.
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 1816 place count 931 transition count 781
Applied a total of 1816 rules in 256 ms. Remains 931 /1841 variables (removed 910) and now considering 781/1691 (removed 910) transitions.
// Phase 1: matrix 781 rows 931 cols
[2024-06-01 13:26:00] [INFO ] Computed 331 invariants in 1 ms
[2024-06-01 13:26:00] [INFO ] Implicit Places using invariants in 434 ms returned []
[2024-06-01 13:26:00] [INFO ] Invariant cache hit.
[2024-06-01 13:26:01] [INFO ] Implicit Places using invariants and state equation in 747 ms returned []
Implicit Place search using SMT with State Equation took 1212 ms to find 0 implicit places.
[2024-06-01 13:26:01] [INFO ] Redundant transitions in 7 ms returned []
Running 779 sub problems to find dead transitions.
[2024-06-01 13:26:01] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/931 variables, 331/331 constraints. Problems are: Problem set: 0 solved, 779 unsolved
[2024-06-01 13:26:20] [INFO ] Deduced a trap composed of 13 places in 47 ms of which 1 ms to minimize.
[2024-06-01 13:26:20] [INFO ] Deduced a trap composed of 28 places in 40 ms of which 0 ms to minimize.
[2024-06-01 13:26:21] [INFO ] Deduced a trap composed of 42 places in 51 ms of which 1 ms to minimize.
[2024-06-01 13:26:21] [INFO ] Deduced a trap composed of 56 places in 31 ms of which 1 ms to minimize.
[2024-06-01 13:26:21] [INFO ] Deduced a trap composed of 73 places in 47 ms of which 1 ms to minimize.
[2024-06-01 13:26:21] [INFO ] Deduced a trap composed of 85 places in 54 ms of which 0 ms to minimize.
[2024-06-01 13:26:22] [INFO ] Deduced a trap composed of 103 places in 55 ms of which 1 ms to minimize.
[2024-06-01 13:26:22] [INFO ] Deduced a trap composed of 113 places in 65 ms of which 1 ms to minimize.
[2024-06-01 13:26:22] [INFO ] Deduced a trap composed of 129 places in 73 ms of which 1 ms to minimize.
[2024-06-01 13:26:22] [INFO ] Deduced a trap composed of 144 places in 79 ms of which 1 ms to minimize.
[2024-06-01 13:26:23] [INFO ] Deduced a trap composed of 159 places in 90 ms of which 1 ms to minimize.
[2024-06-01 13:26:23] [INFO ] Deduced a trap composed of 175 places in 86 ms of which 1 ms to minimize.
[2024-06-01 13:26:23] [INFO ] Deduced a trap composed of 190 places in 108 ms of which 1 ms to minimize.
[2024-06-01 13:26:23] [INFO ] Deduced a trap composed of 206 places in 98 ms of which 1 ms to minimize.
[2024-06-01 13:26:24] [INFO ] Deduced a trap composed of 219 places in 92 ms of which 2 ms to minimize.
[2024-06-01 13:26:24] [INFO ] Deduced a trap composed of 232 places in 125 ms of which 2 ms to minimize.
[2024-06-01 13:26:24] [INFO ] Deduced a trap composed of 252 places in 128 ms of which 2 ms to minimize.
[2024-06-01 13:26:25] [INFO ] Deduced a trap composed of 267 places in 116 ms of which 2 ms to minimize.
[2024-06-01 13:26:25] [INFO ] Deduced a trap composed of 277 places in 120 ms of which 2 ms to minimize.
[2024-06-01 13:26:26] [INFO ] Deduced a trap composed of 293 places in 122 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/931 variables, 20/351 constraints. Problems are: Problem set: 0 solved, 779 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 931/1712 variables, and 351 constraints, problems are : Problem set: 0 solved, 779 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/931 constraints, PredecessorRefiner: 779/779 constraints, Known Traps: 20/20 constraints]
Escalating to Integer solving :Problem set: 0 solved, 779 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/931 variables, 331/331 constraints. Problems are: Problem set: 0 solved, 779 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/931 variables, 20/351 constraints. Problems are: Problem set: 0 solved, 779 unsolved
[2024-06-01 13:26:41] [INFO ] Deduced a trap composed of 72 places in 51 ms of which 1 ms to minimize.
[2024-06-01 13:26:42] [INFO ] Deduced a trap composed of 142 places in 80 ms of which 2 ms to minimize.
[2024-06-01 13:26:42] [INFO ] Deduced a trap composed of 146 places in 84 ms of which 2 ms to minimize.
[2024-06-01 13:26:44] [INFO ] Deduced a trap composed of 310 places in 133 ms of which 3 ms to minimize.
[2024-06-01 13:26:44] [INFO ] Deduced a trap composed of 323 places in 127 ms of which 3 ms to minimize.
[2024-06-01 13:26:45] [INFO ] Deduced a trap composed of 333 places in 143 ms of which 3 ms to minimize.
[2024-06-01 13:26:45] [INFO ] Deduced a trap composed of 352 places in 140 ms of which 2 ms to minimize.
[2024-06-01 13:26:46] [INFO ] Deduced a trap composed of 367 places in 165 ms of which 3 ms to minimize.
[2024-06-01 13:26:46] [INFO ] Deduced a trap composed of 379 places in 192 ms of which 3 ms to minimize.
[2024-06-01 13:26:47] [INFO ] Deduced a trap composed of 391 places in 160 ms of which 3 ms to minimize.
[2024-06-01 13:26:47] [INFO ] Deduced a trap composed of 409 places in 176 ms of which 4 ms to minimize.
[2024-06-01 13:26:48] [INFO ] Deduced a trap composed of 424 places in 204 ms of which 3 ms to minimize.
[2024-06-01 13:26:48] [INFO ] Deduced a trap composed of 436 places in 183 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/931 variables, 13/364 constraints. Problems are: Problem set: 0 solved, 779 unsolved
[2024-06-01 13:26:59] [INFO ] Deduced a trap composed of 169 places in 96 ms of which 2 ms to minimize.
[2024-06-01 13:26:59] [INFO ] Deduced a trap composed of 25 places in 73 ms of which 1 ms to minimize.
[2024-06-01 13:27:00] [INFO ] Deduced a trap composed of 247 places in 116 ms of which 2 ms to minimize.
[2024-06-01 13:27:01] [INFO ] Deduced a trap composed of 252 places in 131 ms of which 2 ms to minimize.
[2024-06-01 13:27:01] [INFO ] Deduced a trap composed of 248 places in 108 ms of which 3 ms to minimize.
[2024-06-01 13:27:01] [INFO ] Deduced a trap composed of 247 places in 112 ms of which 2 ms to minimize.
[2024-06-01 13:27:01] [INFO ] Deduced a trap composed of 247 places in 107 ms of which 2 ms to minimize.
[2024-06-01 13:27:01] [INFO ] Deduced a trap composed of 248 places in 119 ms of which 2 ms to minimize.
[2024-06-01 13:27:01] [INFO ] Deduced a trap composed of 247 places in 134 ms of which 2 ms to minimize.
[2024-06-01 13:27:01] [INFO ] Deduced a trap composed of 247 places in 127 ms of which 2 ms to minimize.
SMT process timed out in 60241ms, After SMT, problems are : Problem set: 0 solved, 779 unsolved
Search for dead transitions found 0 dead transitions in 60247ms
Starting structural reductions in SI_LTL mode, iteration 1 : 931/1841 places, 781/1691 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61731 ms. Remains : 931/1841 places, 781/1691 transitions.
Stuttering acceptance computed with spot in 67 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : ShieldPPPs-PT-030B-LTLFireability-09
Product exploration explored 100000 steps with 73 reset in 709 ms.
Product exploration explored 100000 steps with 72 reset in 859 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND p0 (NOT p1)))), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 100 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 67 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 6231 steps (1 resets) in 64 ms. (95 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND p0 (NOT p1)))), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1), (F (NOT (OR (NOT p0) p1))), (F p0), (F (NOT (AND (NOT p0) (NOT p1))))]
Knowledge based reduction with 9 factoid took 210 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 59 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 59 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
[2024-06-01 13:27:04] [INFO ] Invariant cache hit.
[2024-06-01 13:27:04] [INFO ] [Real]Absence check using 331 positive place invariants in 143 ms returned sat
[2024-06-01 13:27:06] [INFO ] [Real]Absence check using state equation in 1545 ms returned sat
[2024-06-01 13:27:06] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:27:06] [INFO ] [Nat]Absence check using 331 positive place invariants in 140 ms returned sat
[2024-06-01 13:27:08] [INFO ] [Nat]Absence check using state equation in 1404 ms returned sat
[2024-06-01 13:27:08] [INFO ] Deduced a trap composed of 22 places in 35 ms of which 0 ms to minimize.
[2024-06-01 13:27:08] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 107 ms
[2024-06-01 13:27:08] [INFO ] Computed and/alt/rep : 779/1494/779 causal constraints (skipped 0 transitions) in 42 ms.
Could not prove EG (AND (NOT p0) (NOT p1))
Support contains 4 out of 931 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 931/931 places, 781/781 transitions.
Applied a total of 0 rules in 21 ms. Remains 931 /931 variables (removed 0) and now considering 781/781 (removed 0) transitions.
[2024-06-01 13:27:21] [INFO ] Invariant cache hit.
[2024-06-01 13:27:21] [INFO ] Implicit Places using invariants in 404 ms returned []
[2024-06-01 13:27:21] [INFO ] Invariant cache hit.
[2024-06-01 13:27:22] [INFO ] Implicit Places using invariants and state equation in 756 ms returned []
Implicit Place search using SMT with State Equation took 1194 ms to find 0 implicit places.
[2024-06-01 13:27:22] [INFO ] Redundant transitions in 8 ms returned []
Running 779 sub problems to find dead transitions.
[2024-06-01 13:27:22] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/931 variables, 331/331 constraints. Problems are: Problem set: 0 solved, 779 unsolved
[2024-06-01 13:27:42] [INFO ] Deduced a trap composed of 13 places in 44 ms of which 0 ms to minimize.
[2024-06-01 13:27:42] [INFO ] Deduced a trap composed of 28 places in 40 ms of which 1 ms to minimize.
[2024-06-01 13:27:42] [INFO ] Deduced a trap composed of 42 places in 40 ms of which 1 ms to minimize.
[2024-06-01 13:27:43] [INFO ] Deduced a trap composed of 56 places in 45 ms of which 1 ms to minimize.
[2024-06-01 13:27:43] [INFO ] Deduced a trap composed of 73 places in 75 ms of which 1 ms to minimize.
[2024-06-01 13:27:43] [INFO ] Deduced a trap composed of 85 places in 57 ms of which 1 ms to minimize.
[2024-06-01 13:27:43] [INFO ] Deduced a trap composed of 103 places in 50 ms of which 1 ms to minimize.
[2024-06-01 13:27:44] [INFO ] Deduced a trap composed of 113 places in 72 ms of which 1 ms to minimize.
[2024-06-01 13:27:44] [INFO ] Deduced a trap composed of 129 places in 68 ms of which 1 ms to minimize.
[2024-06-01 13:27:44] [INFO ] Deduced a trap composed of 144 places in 72 ms of which 1 ms to minimize.
[2024-06-01 13:27:44] [INFO ] Deduced a trap composed of 159 places in 58 ms of which 1 ms to minimize.
[2024-06-01 13:27:45] [INFO ] Deduced a trap composed of 175 places in 86 ms of which 2 ms to minimize.
[2024-06-01 13:27:45] [INFO ] Deduced a trap composed of 190 places in 93 ms of which 2 ms to minimize.
[2024-06-01 13:27:45] [INFO ] Deduced a trap composed of 206 places in 97 ms of which 2 ms to minimize.
[2024-06-01 13:27:45] [INFO ] Deduced a trap composed of 219 places in 99 ms of which 2 ms to minimize.
[2024-06-01 13:27:46] [INFO ] Deduced a trap composed of 232 places in 112 ms of which 2 ms to minimize.
[2024-06-01 13:27:46] [INFO ] Deduced a trap composed of 252 places in 100 ms of which 2 ms to minimize.
[2024-06-01 13:27:46] [INFO ] Deduced a trap composed of 267 places in 100 ms of which 2 ms to minimize.
[2024-06-01 13:27:47] [INFO ] Deduced a trap composed of 277 places in 115 ms of which 2 ms to minimize.
[2024-06-01 13:27:47] [INFO ] Deduced a trap composed of 293 places in 108 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/931 variables, 20/351 constraints. Problems are: Problem set: 0 solved, 779 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 931/1712 variables, and 351 constraints, problems are : Problem set: 0 solved, 779 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/931 constraints, PredecessorRefiner: 779/779 constraints, Known Traps: 20/20 constraints]
Escalating to Integer solving :Problem set: 0 solved, 779 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/931 variables, 331/331 constraints. Problems are: Problem set: 0 solved, 779 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/931 variables, 20/351 constraints. Problems are: Problem set: 0 solved, 779 unsolved
[2024-06-01 13:28:02] [INFO ] Deduced a trap composed of 72 places in 36 ms of which 1 ms to minimize.
[2024-06-01 13:28:03] [INFO ] Deduced a trap composed of 142 places in 59 ms of which 2 ms to minimize.
[2024-06-01 13:28:03] [INFO ] Deduced a trap composed of 146 places in 70 ms of which 1 ms to minimize.
[2024-06-01 13:28:05] [INFO ] Deduced a trap composed of 310 places in 124 ms of which 2 ms to minimize.
[2024-06-01 13:28:05] [INFO ] Deduced a trap composed of 323 places in 131 ms of which 3 ms to minimize.
[2024-06-01 13:28:06] [INFO ] Deduced a trap composed of 333 places in 132 ms of which 2 ms to minimize.
[2024-06-01 13:28:06] [INFO ] Deduced a trap composed of 352 places in 140 ms of which 3 ms to minimize.
[2024-06-01 13:28:07] [INFO ] Deduced a trap composed of 367 places in 140 ms of which 3 ms to minimize.
[2024-06-01 13:28:07] [INFO ] Deduced a trap composed of 379 places in 150 ms of which 3 ms to minimize.
[2024-06-01 13:28:08] [INFO ] Deduced a trap composed of 391 places in 155 ms of which 3 ms to minimize.
[2024-06-01 13:28:08] [INFO ] Deduced a trap composed of 409 places in 163 ms of which 3 ms to minimize.
[2024-06-01 13:28:08] [INFO ] Deduced a trap composed of 424 places in 167 ms of which 3 ms to minimize.
[2024-06-01 13:28:09] [INFO ] Deduced a trap composed of 436 places in 171 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/931 variables, 13/364 constraints. Problems are: Problem set: 0 solved, 779 unsolved
[2024-06-01 13:28:19] [INFO ] Deduced a trap composed of 169 places in 80 ms of which 1 ms to minimize.
[2024-06-01 13:28:19] [INFO ] Deduced a trap composed of 25 places in 79 ms of which 2 ms to minimize.
[2024-06-01 13:28:20] [INFO ] Deduced a trap composed of 247 places in 102 ms of which 2 ms to minimize.
[2024-06-01 13:28:20] [INFO ] Deduced a trap composed of 252 places in 98 ms of which 2 ms to minimize.
[2024-06-01 13:28:20] [INFO ] Deduced a trap composed of 248 places in 100 ms of which 2 ms to minimize.
[2024-06-01 13:28:21] [INFO ] Deduced a trap composed of 247 places in 95 ms of which 2 ms to minimize.
[2024-06-01 13:28:21] [INFO ] Deduced a trap composed of 247 places in 94 ms of which 2 ms to minimize.
[2024-06-01 13:28:21] [INFO ] Deduced a trap composed of 248 places in 100 ms of which 2 ms to minimize.
[2024-06-01 13:28:21] [INFO ] Deduced a trap composed of 247 places in 98 ms of which 2 ms to minimize.
[2024-06-01 13:28:21] [INFO ] Deduced a trap composed of 247 places in 100 ms of which 2 ms to minimize.
Error getting values : (error "ParserException while parsing response: ((s0 0)
(s1 1)
(s2 0)
(s3 1)
(s4 0)
(s5 1)
(s6 0)
(s7 1)
(s8 0)
(s9 0)
(s10 1)
(s11 0)
(s12 1)
(s13 0)
(s14 0)
(s15 1)
(s16 0)
(s17 1)
(s18 0)
(s19 0)
(s20 1)
(s21 0)
(s22 0)
(s23 0)
(s24 1)
(s25 0)
(s26 0)
(s27 1)
(s28 0)
(s29 0)
(s30 0)
(s31 0)
(s32 1)
(s33 0)
(s34 1)
(s35 0)
(s36 1)
(s37 0)
(s38 1)
(s39 0)
(s40 0)
(s41 1)
(s42 0)
(s43 1)
(s44 0)
(s45 0)
(s46 1)
(s47 0)
(s48 1)
(s49 0)
(s50 0)
(s51 1)
(s52 0)
(s53 0)
(s54 0)
(s55 1)
(s56 0)
(s57 0)
(s58 1)
(s59 0)
(s60 0)
(s61 0)
(s62 0)
(s63 1)
(s64 0)
(s65 1)
(s66 0)
(s67 1)
(s68 0)
(s69 1)
(s70 0)
(s71 0)
(s72 1)
(s73 0)
(s74 1)
(s75 0)
(s76 0)
(s77 1)
(s78 0)
(s79 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 931/1712 variables, and 374 constraints, problems are : Problem set: 0 solved, 779 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/931 constraints, PredecessorRefiner: 0/779 constraints, Known Traps: 43/43 constraints]
After SMT, in 60141ms problems are : Problem set: 0 solved, 779 unsolved
Search for dead transitions found 0 dead transitions in 60147ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61381 ms. Remains : 931/931 places, 781/781 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND p0 (NOT p1)))), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 102 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 69 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 6408 steps (1 resets) in 68 ms. (92 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND p0 (NOT p1)))), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1), (F (NOT (OR (NOT p0) p1))), (F p0), (F (NOT (AND (NOT p0) (NOT p1))))]
Knowledge based reduction with 9 factoid took 221 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 79 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 75 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
[2024-06-01 13:28:23] [INFO ] Invariant cache hit.
[2024-06-01 13:28:24] [INFO ] [Real]Absence check using 331 positive place invariants in 156 ms returned sat
[2024-06-01 13:28:25] [INFO ] [Real]Absence check using state equation in 1537 ms returned sat
[2024-06-01 13:28:25] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:28:26] [INFO ] [Nat]Absence check using 331 positive place invariants in 143 ms returned sat
[2024-06-01 13:28:27] [INFO ] [Nat]Absence check using state equation in 1337 ms returned sat
[2024-06-01 13:28:27] [INFO ] Deduced a trap composed of 22 places in 35 ms of which 1 ms to minimize.
[2024-06-01 13:28:27] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 111 ms
[2024-06-01 13:28:27] [INFO ] Computed and/alt/rep : 779/1494/779 causal constraints (skipped 0 transitions) in 43 ms.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:299)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1137)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:875)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testEGap(DeadlockTester.java:587)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.computeEGknowledge(LTLPropertySolver.java:619)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:581)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:262)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:958)
at fr.lip6.move.gal.application.Application.start(Application.java:189)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:651)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:588)
at org.eclipse.equinox.launcher.Main.run(Main.java:1459)
at org.eclipse.equinox.launcher.Main.main(Main.java:1432)
[2024-06-01 13:28:40] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression EG (AND (NOT p0) (NOT p1))
Could not prove EG (AND (NOT p0) (NOT p1))
Stuttering acceptance computed with spot in 81 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 73 reset in 780 ms.
Product exploration explored 100000 steps with 73 reset in 913 ms.
Support contains 4 out of 931 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 931/931 places, 781/781 transitions.
Applied a total of 0 rules in 20 ms. Remains 931 /931 variables (removed 0) and now considering 781/781 (removed 0) transitions.
[2024-06-01 13:28:42] [INFO ] Invariant cache hit.
[2024-06-01 13:28:42] [INFO ] Implicit Places using invariants in 408 ms returned []
[2024-06-01 13:28:42] [INFO ] Invariant cache hit.
[2024-06-01 13:28:43] [INFO ] Implicit Places using invariants and state equation in 787 ms returned []
Implicit Place search using SMT with State Equation took 1196 ms to find 0 implicit places.
[2024-06-01 13:28:43] [INFO ] Redundant transitions in 8 ms returned []
Running 779 sub problems to find dead transitions.
[2024-06-01 13:28:43] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/931 variables, 331/331 constraints. Problems are: Problem set: 0 solved, 779 unsolved
[2024-06-01 13:29:02] [INFO ] Deduced a trap composed of 13 places in 36 ms of which 1 ms to minimize.
[2024-06-01 13:29:02] [INFO ] Deduced a trap composed of 28 places in 35 ms of which 0 ms to minimize.
[2024-06-01 13:29:02] [INFO ] Deduced a trap composed of 42 places in 38 ms of which 1 ms to minimize.
[2024-06-01 13:29:02] [INFO ] Deduced a trap composed of 56 places in 43 ms of which 1 ms to minimize.
[2024-06-01 13:29:03] [INFO ] Deduced a trap composed of 73 places in 44 ms of which 1 ms to minimize.
[2024-06-01 13:29:03] [INFO ] Deduced a trap composed of 85 places in 51 ms of which 1 ms to minimize.
[2024-06-01 13:29:03] [INFO ] Deduced a trap composed of 103 places in 52 ms of which 1 ms to minimize.
[2024-06-01 13:29:03] [INFO ] Deduced a trap composed of 113 places in 54 ms of which 1 ms to minimize.
[2024-06-01 13:29:03] [INFO ] Deduced a trap composed of 129 places in 60 ms of which 1 ms to minimize.
[2024-06-01 13:29:04] [INFO ] Deduced a trap composed of 144 places in 68 ms of which 1 ms to minimize.
[2024-06-01 13:29:04] [INFO ] Deduced a trap composed of 159 places in 68 ms of which 1 ms to minimize.
[2024-06-01 13:29:04] [INFO ] Deduced a trap composed of 175 places in 78 ms of which 1 ms to minimize.
[2024-06-01 13:29:05] [INFO ] Deduced a trap composed of 190 places in 81 ms of which 2 ms to minimize.
[2024-06-01 13:29:05] [INFO ] Deduced a trap composed of 206 places in 88 ms of which 2 ms to minimize.
[2024-06-01 13:29:05] [INFO ] Deduced a trap composed of 219 places in 92 ms of which 2 ms to minimize.
[2024-06-01 13:29:05] [INFO ] Deduced a trap composed of 232 places in 99 ms of which 1 ms to minimize.
[2024-06-01 13:29:06] [INFO ] Deduced a trap composed of 252 places in 98 ms of which 2 ms to minimize.
[2024-06-01 13:29:06] [INFO ] Deduced a trap composed of 267 places in 104 ms of which 2 ms to minimize.
[2024-06-01 13:29:06] [INFO ] Deduced a trap composed of 277 places in 110 ms of which 3 ms to minimize.
[2024-06-01 13:29:07] [INFO ] Deduced a trap composed of 293 places in 119 ms of which 3 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/931 variables, 20/351 constraints. Problems are: Problem set: 0 solved, 779 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 931/1712 variables, and 351 constraints, problems are : Problem set: 0 solved, 779 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/931 constraints, PredecessorRefiner: 779/779 constraints, Known Traps: 20/20 constraints]
Escalating to Integer solving :Problem set: 0 solved, 779 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/931 variables, 331/331 constraints. Problems are: Problem set: 0 solved, 779 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/931 variables, 20/351 constraints. Problems are: Problem set: 0 solved, 779 unsolved
[2024-06-01 13:29:23] [INFO ] Deduced a trap composed of 72 places in 48 ms of which 1 ms to minimize.
[2024-06-01 13:29:24] [INFO ] Deduced a trap composed of 142 places in 71 ms of which 2 ms to minimize.
[2024-06-01 13:29:24] [INFO ] Deduced a trap composed of 146 places in 65 ms of which 1 ms to minimize.
[2024-06-01 13:29:26] [INFO ] Deduced a trap composed of 310 places in 117 ms of which 3 ms to minimize.
[2024-06-01 13:29:27] [INFO ] Deduced a trap composed of 323 places in 128 ms of which 3 ms to minimize.
[2024-06-01 13:29:27] [INFO ] Deduced a trap composed of 333 places in 127 ms of which 3 ms to minimize.
[2024-06-01 13:29:27] [INFO ] Deduced a trap composed of 352 places in 132 ms of which 3 ms to minimize.
[2024-06-01 13:29:28] [INFO ] Deduced a trap composed of 367 places in 142 ms of which 3 ms to minimize.
[2024-06-01 13:29:28] [INFO ] Deduced a trap composed of 379 places in 146 ms of which 3 ms to minimize.
[2024-06-01 13:29:29] [INFO ] Deduced a trap composed of 391 places in 153 ms of which 3 ms to minimize.
[2024-06-01 13:29:29] [INFO ] Deduced a trap composed of 409 places in 153 ms of which 4 ms to minimize.
[2024-06-01 13:29:30] [INFO ] Deduced a trap composed of 424 places in 158 ms of which 3 ms to minimize.
[2024-06-01 13:29:30] [INFO ] Deduced a trap composed of 436 places in 166 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/931 variables, 13/364 constraints. Problems are: Problem set: 0 solved, 779 unsolved
[2024-06-01 13:29:41] [INFO ] Deduced a trap composed of 169 places in 80 ms of which 1 ms to minimize.
[2024-06-01 13:29:41] [INFO ] Deduced a trap composed of 25 places in 72 ms of which 1 ms to minimize.
[2024-06-01 13:29:42] [INFO ] Deduced a trap composed of 247 places in 103 ms of which 2 ms to minimize.
[2024-06-01 13:29:42] [INFO ] Deduced a trap composed of 252 places in 99 ms of which 2 ms to minimize.
[2024-06-01 13:29:42] [INFO ] Deduced a trap composed of 248 places in 90 ms of which 2 ms to minimize.
[2024-06-01 13:29:42] [INFO ] Deduced a trap composed of 247 places in 93 ms of which 2 ms to minimize.
[2024-06-01 13:29:42] [INFO ] Deduced a trap composed of 247 places in 88 ms of which 3 ms to minimize.
[2024-06-01 13:29:43] [INFO ] Deduced a trap composed of 248 places in 91 ms of which 2 ms to minimize.
[2024-06-01 13:29:43] [INFO ] Deduced a trap composed of 247 places in 90 ms of which 1 ms to minimize.
[2024-06-01 13:29:43] [INFO ] Deduced a trap composed of 247 places in 87 ms of which 2 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 931/1712 variables, and 374 constraints, problems are : Problem set: 0 solved, 779 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/931 constraints, PredecessorRefiner: 0/779 constraints, Known Traps: 43/43 constraints]
After SMT, in 60165ms problems are : Problem set: 0 solved, 779 unsolved
Search for dead transitions found 0 dead transitions in 60172ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61402 ms. Remains : 931/931 places, 781/781 transitions.
Treatment of property ShieldPPPs-PT-030B-LTLFireability-09 finished in 223648 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)&&X(X(F(p1)))))))'
Support contains 2 out of 1841 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1841/1841 places, 1691/1691 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 1833 transition count 1683
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 1833 transition count 1683
Applied a total of 16 rules in 109 ms. Remains 1833 /1841 variables (removed 8) and now considering 1683/1691 (removed 8) transitions.
// Phase 1: matrix 1683 rows 1833 cols
[2024-06-01 13:29:43] [INFO ] Computed 331 invariants in 10 ms
[2024-06-01 13:29:44] [INFO ] Implicit Places using invariants in 581 ms returned []
[2024-06-01 13:29:44] [INFO ] Invariant cache hit.
[2024-06-01 13:29:46] [INFO ] Implicit Places using invariants and state equation in 1555 ms returned []
Implicit Place search using SMT with State Equation took 2150 ms to find 0 implicit places.
Running 1682 sub problems to find dead transitions.
[2024-06-01 13:29:46] [INFO ] Invariant cache hit.
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 1832/3516 variables, and 0 constraints, problems are : Problem set: 0 solved, 1682 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 0/331 constraints, State Equation: 0/1833 constraints, PredecessorRefiner: 1682/1682 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1682 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 1832/3516 variables, and 0 constraints, problems are : Problem set: 0 solved, 1682 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 0/331 constraints, State Equation: 0/1833 constraints, PredecessorRefiner: 0/1682 constraints, Known Traps: 0/0 constraints]
After SMT, in 60382ms problems are : Problem set: 0 solved, 1682 unsolved
Search for dead transitions found 0 dead transitions in 60398ms
Starting structural reductions in LTL mode, iteration 1 : 1833/1841 places, 1683/1691 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62666 ms. Remains : 1833/1841 places, 1683/1691 transitions.
Stuttering acceptance computed with spot in 258 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1)]
Running random walk in product with property : ShieldPPPs-PT-030B-LTLFireability-11
Product exploration explored 100000 steps with 55 reset in 709 ms.
Product exploration explored 100000 steps with 59 reset in 796 ms.
Computed a total of 360 stabilizing places and 360 stable transitions
Computed a total of 360 stabilizing places and 360 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 84 ms. Reduced automaton from 6 states, 7 edges and 2 AP (stutter sensitive) to 6 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 250 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1)]
RANDOM walk for 11945 steps (0 resets) in 130 ms. (91 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p1), (F p0)]
Knowledge based reduction with 2 factoid took 108 ms. Reduced automaton from 6 states, 7 edges and 2 AP (stutter sensitive) to 6 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 228 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 233 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1)]
[2024-06-01 13:30:49] [INFO ] Invariant cache hit.
[2024-06-01 13:30:50] [INFO ] [Real]Absence check using 331 positive place invariants in 370 ms returned sat
[2024-06-01 13:31:00] [INFO ] [Real]Absence check using state equation in 9514 ms returned sat
[2024-06-01 13:31:00] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:31:01] [INFO ] [Nat]Absence check using 331 positive place invariants in 362 ms returned sat
[2024-06-01 13:31:11] [INFO ] [Nat]Absence check using state equation in 10420 ms returned sat
[2024-06-01 13:31:11] [INFO ] Computed and/alt/rep : 1682/2973/1682 causal constraints (skipped 0 transitions) in 91 ms.
Could not prove EG (NOT p0)
[2024-06-01 13:31:15] [INFO ] Invariant cache hit.
[2024-06-01 13:31:16] [INFO ] [Real]Absence check using 331 positive place invariants in 384 ms returned sat
[2024-06-01 13:31:27] [INFO ] [Real]Absence check using state equation in 11217 ms returned sat
[2024-06-01 13:31:27] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:31:28] [INFO ] [Nat]Absence check using 331 positive place invariants in 362 ms returned sat
[2024-06-01 13:31:38] [INFO ] [Nat]Absence check using state equation in 9827 ms returned sat
[2024-06-01 13:31:38] [INFO ] Computed and/alt/rep : 1682/2973/1682 causal constraints (skipped 0 transitions) in 88 ms.
[2024-06-01 13:31:42] [INFO ] Added : 125 causal constraints over 25 iterations in 3889 ms. Result :unknown
Could not prove EG (NOT p1)
Support contains 2 out of 1833 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1833/1833 places, 1683/1683 transitions.
Applied a total of 0 rules in 58 ms. Remains 1833 /1833 variables (removed 0) and now considering 1683/1683 (removed 0) transitions.
[2024-06-01 13:31:42] [INFO ] Invariant cache hit.
[2024-06-01 13:31:43] [INFO ] Implicit Places using invariants in 588 ms returned []
[2024-06-01 13:31:43] [INFO ] Invariant cache hit.
[2024-06-01 13:31:44] [INFO ] Implicit Places using invariants and state equation in 1537 ms returned []
Implicit Place search using SMT with State Equation took 2127 ms to find 0 implicit places.
Running 1682 sub problems to find dead transitions.
[2024-06-01 13:31:44] [INFO ] Invariant cache hit.
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 1832/3516 variables, and 0 constraints, problems are : Problem set: 0 solved, 1682 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 0/331 constraints, State Equation: 0/1833 constraints, PredecessorRefiner: 1682/1682 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1682 unsolved
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(s922 1)
(s923 1)
(s924 1)
(s925 1)
(s926 1)
(s927 1)
(s928 1)
(s929 1)
(s930 1)
(s931 1)
(s932 1)
(s933 1)
(s934 1)
(s935 1)
(s936 1)
(s937 1)
(s938 1)
(s939 1)
(s940 1)
(s941 1)
(s942 1)
(s943 1)
(s944 1)
(s945 1)
(s946 1)
(s947 1)
(s948 1)
(s949 1)
(s950 1)
(s951 1)
(s952 1)
(s953 1)
(s954 1)
(s955 1)
(s956 1)
(s957 1)
(s958 1)
(s959 1)
(s960 1)
(s961 1)
(s962 1)
(s963 1)
(s964 1)
(s965 1)
(s966 1)
(s967 1)
(s968 1)
(s969 1)
(s970 1)
(s971 1)
(s972 1)
(s973 1)
(s974 1)
(s975 1)
(s976 1)
(s977 1)
(s978 1)
(s979 1)
(s980 1)
(s981 1)
(s982 1)
(s983 1)
(s984 1)
(s985 1)
(s986 1)
(s987 1)
(s988 1)
(s989 1)
(s990 1)
(s991 1)
(s992 1)
(s993 1)
(s994 1)
(s995 1)
(s996 1)
(s997 1)
(s998 1)
(s999 1)
(s1000 1)
(s1001 1)
(s1002 1)
(s1003 1)
(s1004 1)
(s1005 1)
(s1006 1)
(s1007 1)
(s1008 1)
(s1009 1)
(s1010 1)
(s1011 1)
(s1012 1)
(s1013 1)
(s1014 1)
(s1015 1)
(s1016 1)
(s1017 1)
(s1018 1)
(s1019 1)
(s1020 1)
(s1021 1)
(s1022 1)
(s1023 1)
(s1024 1)
(s1025 1)
(s1026 1)
(s1027 1)
(s1028 1)timeout

org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1832/3516 variables, and 0 constraints, problems are : Problem set: 0 solved, 1682 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 0/331 constraints, State Equation: 0/1833 constraints, PredecessorRefiner: 0/1682 constraints, Known Traps: 0/0 constraints]
After SMT, in 60413ms problems are : Problem set: 0 solved, 1682 unsolved
Search for dead transitions found 0 dead transitions in 60428ms
Finished structural reductions in LTL mode , in 1 iterations and 62626 ms. Remains : 1833/1833 places, 1683/1683 transitions.
Computed a total of 360 stabilizing places and 360 stable transitions
Computed a total of 360 stabilizing places and 360 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1))]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 103 ms. Reduced automaton from 6 states, 7 edges and 2 AP (stutter sensitive) to 6 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 272 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1)]
RANDOM walk for 12157 steps (0 resets) in 119 ms. (101 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1))]
False Knowledge obtained : [(F p1), (F p0)]
Knowledge based reduction with 1 factoid took 95 ms. Reduced automaton from 6 states, 7 edges and 2 AP (stutter sensitive) to 6 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 279 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 253 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1)]
[2024-06-01 13:32:46] [INFO ] Invariant cache hit.
[2024-06-01 13:32:47] [INFO ] [Real]Absence check using 331 positive place invariants in 369 ms returned sat
[2024-06-01 13:32:57] [INFO ] [Real]Absence check using state equation in 9632 ms returned sat
[2024-06-01 13:32:57] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:32:58] [INFO ] [Nat]Absence check using 331 positive place invariants in 378 ms returned sat
[2024-06-01 13:33:09] [INFO ] [Nat]Absence check using state equation in 10847 ms returned sat
[2024-06-01 13:33:09] [INFO ] Computed and/alt/rep : 1682/2973/1682 causal constraints (skipped 0 transitions) in 89 ms.
Could not prove EG (NOT p0)
[2024-06-01 13:33:12] [INFO ] Invariant cache hit.
[2024-06-01 13:33:13] [INFO ] [Real]Absence check using 331 positive place invariants in 366 ms returned sat
[2024-06-01 13:33:24] [INFO ] [Real]Absence check using state equation in 11210 ms returned sat
[2024-06-01 13:33:24] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:33:26] [INFO ] [Nat]Absence check using 331 positive place invariants in 364 ms returned sat
[2024-06-01 13:33:35] [INFO ] [Nat]Absence check using state equation in 9867 ms returned sat
[2024-06-01 13:33:36] [INFO ] Computed and/alt/rep : 1682/2973/1682 causal constraints (skipped 0 transitions) in 94 ms.
[2024-06-01 13:33:39] [INFO ] Added : 125 causal constraints over 25 iterations in 3883 ms. Result :unknown
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 244 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 59 reset in 628 ms.
Product exploration explored 100000 steps with 74 reset in 715 ms.
Applying partial POR strategy [false, false, false, true, false, true]
Stuttering acceptance computed with spot in 211 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1)]
Support contains 2 out of 1833 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1833/1833 places, 1683/1683 transitions.
Performed 210 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 210 rules applied. Total rules applied 210 place count 1833 transition count 1683
Performed 62 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 62 Pre rules applied. Total rules applied 210 place count 1833 transition count 1685
Deduced a syphon composed of 272 places in 2 ms
Iterating global reduction 1 with 62 rules applied. Total rules applied 272 place count 1833 transition count 1685
Performed 627 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 899 places in 1 ms
Iterating global reduction 1 with 627 rules applied. Total rules applied 899 place count 1833 transition count 1685
Renaming transitions due to excessive name length > 1024 char.
Discarding 209 places :
Symmetric choice reduction at 1 with 209 rule applications. Total rules 1108 place count 1624 transition count 1476
Deduced a syphon composed of 690 places in 1 ms
Iterating global reduction 1 with 209 rules applied. Total rules applied 1317 place count 1624 transition count 1476
Deduced a syphon composed of 690 places in 0 ms
Applied a total of 1317 rules in 295 ms. Remains 1624 /1833 variables (removed 209) and now considering 1476/1683 (removed 207) transitions.
[2024-06-01 13:33:42] [INFO ] Redundant transitions in 24 ms returned []
Running 1475 sub problems to find dead transitions.
// Phase 1: matrix 1476 rows 1624 cols
[2024-06-01 13:33:42] [INFO ] Computed 331 invariants in 20 ms
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 1623/3100 variables, and 0 constraints, problems are : Problem set: 0 solved, 1475 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 0/331 constraints, State Equation: 0/1624 constraints, PredecessorRefiner: 1475/1475 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1475 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1623/3100 variables, and 0 constraints, problems are : Problem set: 0 solved, 1475 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 0/331 constraints, State Equation: 0/1624 constraints, PredecessorRefiner: 0/1475 constraints, Known Traps: 0/0 constraints]
After SMT, in 60923ms problems are : Problem set: 0 solved, 1475 unsolved
Search for dead transitions found 0 dead transitions in 60936ms
Starting structural reductions in SI_LTL mode, iteration 1 : 1624/1833 places, 1476/1683 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61264 ms. Remains : 1624/1833 places, 1476/1683 transitions.
Support contains 2 out of 1833 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1833/1833 places, 1683/1683 transitions.
Applied a total of 0 rules in 56 ms. Remains 1833 /1833 variables (removed 0) and now considering 1683/1683 (removed 0) transitions.
// Phase 1: matrix 1683 rows 1833 cols
[2024-06-01 13:34:43] [INFO ] Computed 331 invariants in 11 ms
[2024-06-01 13:34:43] [INFO ] Implicit Places using invariants in 586 ms returned []
[2024-06-01 13:34:43] [INFO ] Invariant cache hit.
[2024-06-01 13:34:45] [INFO ] Implicit Places using invariants and state equation in 1573 ms returned []
Implicit Place search using SMT with State Equation took 2160 ms to find 0 implicit places.
Running 1682 sub problems to find dead transitions.
[2024-06-01 13:34:45] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1832/3516 variables, and 0 constraints, problems are : Problem set: 0 solved, 1682 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 0/331 constraints, State Equation: 0/1833 constraints, PredecessorRefiner: 1682/1682 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1682 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1832/3516 variables, and 0 constraints, problems are : Problem set: 0 solved, 1682 unsolved in 30043 ms.
Refiners :[Positive P Invariants (semi-flows): 0/331 constraints, State Equation: 0/1833 constraints, PredecessorRefiner: 0/1682 constraints, Known Traps: 0/0 constraints]
After SMT, in 60405ms problems are : Problem set: 0 solved, 1682 unsolved
Search for dead transitions found 0 dead transitions in 60421ms
Finished structural reductions in LTL mode , in 1 iterations and 62646 ms. Remains : 1833/1833 places, 1683/1683 transitions.
Treatment of property ShieldPPPs-PT-030B-LTLFireability-11 finished in 361976 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 1841 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1841/1841 places, 1691/1691 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 211 transitions
Trivial Post-agglo rules discarded 211 transitions
Performed 211 trivial Post agglomeration. Transition count delta: 211
Iterating post reduction 0 with 211 rules applied. Total rules applied 211 place count 1840 transition count 1479
Reduce places removed 211 places and 0 transitions.
Iterating post reduction 1 with 211 rules applied. Total rules applied 422 place count 1629 transition count 1479
Performed 151 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 151 Pre rules applied. Total rules applied 422 place count 1629 transition count 1328
Deduced a syphon composed of 151 places in 2 ms
Reduce places removed 151 places and 0 transitions.
Iterating global reduction 2 with 302 rules applied. Total rules applied 724 place count 1478 transition count 1328
Discarding 9 places :
Symmetric choice reduction at 2 with 9 rule applications. Total rules 733 place count 1469 transition count 1319
Iterating global reduction 2 with 9 rules applied. Total rules applied 742 place count 1469 transition count 1319
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 7 Pre rules applied. Total rules applied 742 place count 1469 transition count 1312
Deduced a syphon composed of 7 places in 2 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 2 with 14 rules applied. Total rules applied 756 place count 1462 transition count 1312
Performed 528 Post agglomeration using F-continuation condition.Transition count delta: 528
Deduced a syphon composed of 528 places in 1 ms
Reduce places removed 528 places and 0 transitions.
Iterating global reduction 2 with 1056 rules applied. Total rules applied 1812 place count 934 transition count 784
Renaming transitions due to excessive name length > 1024 char.
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 1814 place count 932 transition count 782
Applied a total of 1814 rules in 208 ms. Remains 932 /1841 variables (removed 909) and now considering 782/1691 (removed 909) transitions.
// Phase 1: matrix 782 rows 932 cols
[2024-06-01 13:35:46] [INFO ] Computed 331 invariants in 2 ms
[2024-06-01 13:35:46] [INFO ] Implicit Places using invariants in 471 ms returned []
[2024-06-01 13:35:46] [INFO ] Invariant cache hit.
[2024-06-01 13:35:47] [INFO ] Implicit Places using invariants and state equation in 732 ms returned []
Implicit Place search using SMT with State Equation took 1205 ms to find 0 implicit places.
[2024-06-01 13:35:47] [INFO ] Redundant transitions in 8 ms returned []
Running 779 sub problems to find dead transitions.
[2024-06-01 13:35:47] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/931 variables, 324/324 constraints. Problems are: Problem set: 0 solved, 779 unsolved
[2024-06-01 13:36:06] [INFO ] Deduced a trap composed of 13 places in 27 ms of which 0 ms to minimize.
[2024-06-01 13:36:06] [INFO ] Deduced a trap composed of 28 places in 35 ms of which 0 ms to minimize.
[2024-06-01 13:36:06] [INFO ] Deduced a trap composed of 42 places in 50 ms of which 1 ms to minimize.
[2024-06-01 13:36:06] [INFO ] Deduced a trap composed of 56 places in 36 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/931 variables, 4/328 constraints. Problems are: Problem set: 0 solved, 779 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 931/1714 variables, and 328 constraints, problems are : Problem set: 0 solved, 779 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 324/331 constraints, State Equation: 0/932 constraints, PredecessorRefiner: 779/779 constraints, Known Traps: 4/4 constraints]
Escalating to Integer solving :Problem set: 0 solved, 779 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/931 variables, 324/324 constraints. Problems are: Problem set: 0 solved, 779 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/931 variables, 4/328 constraints. Problems are: Problem set: 0 solved, 779 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/931 variables, 0/328 constraints. Problems are: Problem set: 0 solved, 779 unsolved
At refinement iteration 3 (OVERLAPS) 1/932 variables, 7/335 constraints. Problems are: Problem set: 0 solved, 779 unsolved
[2024-06-01 13:36:40] [INFO ] Deduced a trap composed of 73 places in 61 ms of which 1 ms to minimize.
[2024-06-01 13:36:40] [INFO ] Deduced a trap composed of 98 places in 63 ms of which 1 ms to minimize.
[2024-06-01 13:36:41] [INFO ] Deduced a trap composed of 115 places in 55 ms of which 2 ms to minimize.
[2024-06-01 13:36:41] [INFO ] Deduced a trap composed of 131 places in 71 ms of which 1 ms to minimize.
[2024-06-01 13:36:41] [INFO ] Deduced a trap composed of 149 places in 95 ms of which 1 ms to minimize.
[2024-06-01 13:36:41] [INFO ] Deduced a trap composed of 159 places in 81 ms of which 1 ms to minimize.
[2024-06-01 13:36:42] [INFO ] Deduced a trap composed of 175 places in 95 ms of which 1 ms to minimize.
[2024-06-01 13:36:42] [INFO ] Deduced a trap composed of 187 places in 85 ms of which 2 ms to minimize.
[2024-06-01 13:36:42] [INFO ] Deduced a trap composed of 202 places in 79 ms of which 2 ms to minimize.
[2024-06-01 13:36:42] [INFO ] Deduced a trap composed of 218 places in 80 ms of which 2 ms to minimize.
[2024-06-01 13:36:43] [INFO ] Deduced a trap composed of 233 places in 95 ms of which 3 ms to minimize.
[2024-06-01 13:36:43] [INFO ] Deduced a trap composed of 248 places in 87 ms of which 2 ms to minimize.
[2024-06-01 13:36:43] [INFO ] Deduced a trap composed of 262 places in 108 ms of which 3 ms to minimize.
[2024-06-01 13:36:44] [INFO ] Deduced a trap composed of 272 places in 110 ms of which 2 ms to minimize.
[2024-06-01 13:36:44] [INFO ] Deduced a trap composed of 293 places in 118 ms of which 2 ms to minimize.
[2024-06-01 13:36:44] [INFO ] Deduced a trap composed of 316 places in 130 ms of which 2 ms to minimize.
[2024-06-01 13:36:45] [INFO ] Deduced a trap composed of 319 places in 129 ms of which 2 ms to minimize.
[2024-06-01 13:36:45] [INFO ] Deduced a trap composed of 330 places in 135 ms of which 3 ms to minimize.
[2024-06-01 13:36:46] [INFO ] Deduced a trap composed of 351 places in 143 ms of which 2 ms to minimize.
[2024-06-01 13:36:46] [INFO ] Deduced a trap composed of 364 places in 146 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/932 variables, 20/355 constraints. Problems are: Problem set: 0 solved, 779 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 932/1714 variables, and 355 constraints, problems are : Problem set: 0 solved, 779 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/932 constraints, PredecessorRefiner: 0/779 constraints, Known Traps: 24/24 constraints]
After SMT, in 60145ms problems are : Problem set: 0 solved, 779 unsolved
Search for dead transitions found 0 dead transitions in 60151ms
Starting structural reductions in SI_LTL mode, iteration 1 : 932/1841 places, 782/1691 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61584 ms. Remains : 932/1841 places, 782/1691 transitions.
Stuttering acceptance computed with spot in 75 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ShieldPPPs-PT-030B-LTLFireability-12
Product exploration explored 100000 steps with 73 reset in 716 ms.
Product exploration explored 100000 steps with 72 reset in 882 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 81 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 61 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 5498 steps (0 resets) in 68 ms. (79 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 83 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 62 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 65 ms :[(NOT p0), (NOT p0)]
[2024-06-01 13:36:49] [INFO ] Invariant cache hit.
[2024-06-01 13:36:50] [INFO ] [Real]Absence check using 331 positive place invariants in 152 ms returned sat
[2024-06-01 13:36:51] [INFO ] [Real]Absence check using state equation in 1588 ms returned sat
[2024-06-01 13:36:51] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:36:52] [INFO ] [Nat]Absence check using 331 positive place invariants in 142 ms returned sat
[2024-06-01 13:36:53] [INFO ] [Nat]Absence check using state equation in 1400 ms returned sat
[2024-06-01 13:36:53] [INFO ] Deduced a trap composed of 28 places in 64 ms of which 1 ms to minimize.
[2024-06-01 13:36:53] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 133 ms
[2024-06-01 13:36:54] [INFO ] Computed and/alt/rep : 779/1502/779 causal constraints (skipped 0 transitions) in 38 ms.
[2024-06-01 13:37:06] [INFO ] Added : 560 causal constraints over 112 iterations in 12834 ms. Result :unknown
Could not prove EG (NOT p0)
Support contains 2 out of 932 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 932/932 places, 782/782 transitions.
Applied a total of 0 rules in 21 ms. Remains 932 /932 variables (removed 0) and now considering 782/782 (removed 0) transitions.
[2024-06-01 13:37:06] [INFO ] Invariant cache hit.
[2024-06-01 13:37:07] [INFO ] Implicit Places using invariants in 402 ms returned []
[2024-06-01 13:37:07] [INFO ] Invariant cache hit.
[2024-06-01 13:37:08] [INFO ] Implicit Places using invariants and state equation in 782 ms returned []
Implicit Place search using SMT with State Equation took 1209 ms to find 0 implicit places.
[2024-06-01 13:37:08] [INFO ] Redundant transitions in 7 ms returned []
Running 779 sub problems to find dead transitions.
[2024-06-01 13:37:08] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/931 variables, 324/324 constraints. Problems are: Problem set: 0 solved, 779 unsolved
[2024-06-01 13:37:26] [INFO ] Deduced a trap composed of 13 places in 36 ms of which 1 ms to minimize.
[2024-06-01 13:37:26] [INFO ] Deduced a trap composed of 28 places in 39 ms of which 1 ms to minimize.
[2024-06-01 13:37:26] [INFO ] Deduced a trap composed of 42 places in 40 ms of which 0 ms to minimize.
[2024-06-01 13:37:27] [INFO ] Deduced a trap composed of 56 places in 53 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/931 variables, 4/328 constraints. Problems are: Problem set: 0 solved, 779 unsolved
(s531 0.0timeout
^^^^^^^^^^
(error "Invalid token: 0.0timeout")
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
(s1 0.0)
(s2 1.0)
(s3 0.0)
(s4 0.0)
(s5 1.0)
(s6 0.0)
(s7 1.0)
(s8 0.0)
(s9 0.0)
(s10 1.0)
(s11 0.0)
(s12 1.0)
(s13 0.0)
(s14 0.0)
(s15 1.0)
(s16 0.0)
(s17 1.0)
(s18 0.0)
(s19 1.0)
(s20 0.0)
(s21 0.0)
(s22 0.0)
(s23 0.0)
(s24 1.0)
(s25 1.0)
(s26 0.0)
(s27 0.0)
(s28 0.0)
(s29 1.0)
(s30 0.0)
(s31 0.0)
(s32 0.0)
(s33 1.0)
(s34 0.0)
(s35 0.0)
(s36 1.0)
(s37 0.0)
(s38 1.0)
(s39 0.0)
(s40 0.0)
(s41 1.0)
(s42 0.0)
(s43 1.0)
(s44 0.0)
(s45 0.0)
(s46 1.0)
(s47 0.0)
(s48 1.0)
(s49 0.0)
(s50 1.0)
(s51 0.0)
(s52 0.0)
(s53 0.0)
(s54 0.0)
(s55 1.0)
(s56 1.0)
(s57 0.0)
(s58 0.0)
(s59 0.0)
(s60 1.0)
(s61 0.0)
(s62 0.0)
(s63 0.0)
(s64 1.0)
(s65 0.0)
(s66 0.0)
(s67 1.0)
(s68 0.0)
(s69 1.0)
(s70 0.0)
(s71 0.0)
(s72 1.0)
(s73 0.0)
(s74 1.0)
(s75 0.0)
(s76 0.0)
(s77 1.0)
(s78 0.0)
(s79 1.0)
(s80 0.0)
(s81 1.0)
(s82 0.0)
(s83 0.0)
(s84 0.0)
(s85 0.0)
(s86 1.0)
(s87 1.0)
(s88 0.0)
(s89 0.0)
(s90 0.0)
(s91 1.0)
(s92 0.0)
(s93 0.0)
(s94 0.0)
(s95 1.0)
(s96 0.0)
(s97 0.0)
(s98 1.0)
(s99 0.0)
(s100 1.0)
(s101 0.0)
(s102 0.0)
(s103 1.0)
(s104 0.0)
(s105 1.0)
(s106 0.0)
(s107 0.0)
(s108 1.0)
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) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 931/1714 variables, and 328 constraints, problems are : Problem set: 0 solved, 779 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 324/331 constraints, State Equation: 0/932 constraints, PredecessorRefiner: 779/779 constraints, Known Traps: 4/4 constraints]
Escalating to Integer solving :Problem set: 0 solved, 779 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/931 variables, 324/324 constraints. Problems are: Problem set: 0 solved, 779 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/931 variables, 4/328 constraints. Problems are: Problem set: 0 solved, 779 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/931 variables, 0/328 constraints. Problems are: Problem set: 0 solved, 779 unsolved
At refinement iteration 3 (OVERLAPS) 1/932 variables, 7/335 constraints. Problems are: Problem set: 0 solved, 779 unsolved
[2024-06-01 13:38:00] [INFO ] Deduced a trap composed of 73 places in 55 ms of which 1 ms to minimize.
[2024-06-01 13:38:01] [INFO ] Deduced a trap composed of 98 places in 57 ms of which 1 ms to minimize.
[2024-06-01 13:38:01] [INFO ] Deduced a trap composed of 115 places in 65 ms of which 1 ms to minimize.
[2024-06-01 13:38:01] [INFO ] Deduced a trap composed of 131 places in 83 ms of which 2 ms to minimize.
[2024-06-01 13:38:01] [INFO ] Deduced a trap composed of 149 places in 69 ms of which 1 ms to minimize.
[2024-06-01 13:38:02] [INFO ] Deduced a trap composed of 159 places in 87 ms of which 2 ms to minimize.
[2024-06-01 13:38:02] [INFO ] Deduced a trap composed of 175 places in 84 ms of which 1 ms to minimize.
[2024-06-01 13:38:02] [INFO ] Deduced a trap composed of 187 places in 85 ms of which 1 ms to minimize.
[2024-06-01 13:38:02] [INFO ] Deduced a trap composed of 202 places in 101 ms of which 2 ms to minimize.
[2024-06-01 13:38:03] [INFO ] Deduced a trap composed of 218 places in 105 ms of which 2 ms to minimize.
[2024-06-01 13:38:03] [INFO ] Deduced a trap composed of 233 places in 80 ms of which 2 ms to minimize.
[2024-06-01 13:38:03] [INFO ] Deduced a trap composed of 248 places in 116 ms of which 2 ms to minimize.
[2024-06-01 13:38:04] [INFO ] Deduced a trap composed of 262 places in 113 ms of which 2 ms to minimize.
[2024-06-01 13:38:04] [INFO ] Deduced a trap composed of 272 places in 118 ms of which 3 ms to minimize.
[2024-06-01 13:38:04] [INFO ] Deduced a trap composed of 293 places in 127 ms of which 2 ms to minimize.
[2024-06-01 13:38:05] [INFO ] Deduced a trap composed of 316 places in 133 ms of which 2 ms to minimize.
[2024-06-01 13:38:05] [INFO ] Deduced a trap composed of 319 places in 144 ms of which 2 ms to minimize.
[2024-06-01 13:38:06] [INFO ] Deduced a trap composed of 330 places in 136 ms of which 2 ms to minimize.
[2024-06-01 13:38:06] [INFO ] Deduced a trap composed of 351 places in 163 ms of which 3 ms to minimize.
[2024-06-01 13:38:06] [INFO ] Deduced a trap composed of 364 places in 160 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/932 variables, 20/355 constraints. Problems are: Problem set: 0 solved, 779 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 932/1714 variables, and 355 constraints, problems are : Problem set: 0 solved, 779 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/932 constraints, PredecessorRefiner: 0/779 constraints, Known Traps: 24/24 constraints]
After SMT, in 60143ms problems are : Problem set: 0 solved, 779 unsolved
Search for dead transitions found 0 dead transitions in 60150ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61399 ms. Remains : 932/932 places, 782/782 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 110 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 67 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 5709 steps (0 resets) in 63 ms. (89 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 79 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 56 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 62 ms :[(NOT p0), (NOT p0)]
[2024-06-01 13:38:08] [INFO ] Invariant cache hit.
[2024-06-01 13:38:09] [INFO ] [Real]Absence check using 331 positive place invariants in 148 ms returned sat
[2024-06-01 13:38:10] [INFO ] [Real]Absence check using state equation in 1528 ms returned sat
[2024-06-01 13:38:10] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:38:11] [INFO ] [Nat]Absence check using 331 positive place invariants in 154 ms returned sat
[2024-06-01 13:38:12] [INFO ] [Nat]Absence check using state equation in 1376 ms returned sat
[2024-06-01 13:38:12] [INFO ] Deduced a trap composed of 28 places in 61 ms of which 1 ms to minimize.
[2024-06-01 13:38:12] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 132 ms
[2024-06-01 13:38:13] [INFO ] Computed and/alt/rep : 779/1502/779 causal constraints (skipped 0 transitions) in 50 ms.
[2024-06-01 13:38:25] [INFO ] Added : 570 causal constraints over 114 iterations in 12877 ms. Result :unknown
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 62 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 73 reset in 681 ms.
Product exploration explored 100000 steps with 73 reset in 825 ms.
Support contains 2 out of 932 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 932/932 places, 782/782 transitions.
Applied a total of 0 rules in 17 ms. Remains 932 /932 variables (removed 0) and now considering 782/782 (removed 0) transitions.
[2024-06-01 13:38:27] [INFO ] Invariant cache hit.
[2024-06-01 13:38:27] [INFO ] Implicit Places using invariants in 392 ms returned []
[2024-06-01 13:38:27] [INFO ] Invariant cache hit.
[2024-06-01 13:38:28] [INFO ] Implicit Places using invariants and state equation in 771 ms returned []
Implicit Place search using SMT with State Equation took 1191 ms to find 0 implicit places.
[2024-06-01 13:38:28] [INFO ] Redundant transitions in 7 ms returned []
Running 779 sub problems to find dead transitions.
[2024-06-01 13:38:28] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/931 variables, 324/324 constraints. Problems are: Problem set: 0 solved, 779 unsolved
[2024-06-01 13:38:46] [INFO ] Deduced a trap composed of 13 places in 29 ms of which 0 ms to minimize.
[2024-06-01 13:38:47] [INFO ] Deduced a trap composed of 28 places in 43 ms of which 1 ms to minimize.
[2024-06-01 13:38:47] [INFO ] Deduced a trap composed of 42 places in 42 ms of which 0 ms to minimize.
[2024-06-01 13:38:47] [INFO ] Deduced a trap composed of 56 places in 53 ms of which 0 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/931 variables, 4/328 constraints. Problems are: Problem set: 0 solved, 779 unsolved
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(s258 1.0)
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(s261 1.0)
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(s318 1.0)
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(s320 1.0)
(s321 0.0)
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(s323 1.0)
(s324 0.0)
(s325 1.0)
(s326 0.0)
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(s328 1.0)
(s329 0.0)
(s330 1.0)
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(s334 1.0)
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(s356 1.0)
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(s361 1.0)
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(s371 1.0)
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(s375 1.0)
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(s392 1.0)
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(s398 1.0)
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(s406 1.0)
(s407 0.0)
(s408 1.0)
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(s410 0.0)
(s411 1.0)
(s412 0.0)
(s413 1.0)
(s414 0.0)
(s415 0.0)
(s416 1.0)
(s417 0.0)
(s418 1.0)
(s419 0.0)
(s420 0.0)
(s421 1.0)
(s422 0.0)
(s423 1.0)
(s424 0.0)
(s425 0.0)
(s426 0.0)
(s427 1.0)
(s428 0.0)
(s429 1.0)
(s430 0.0)
(s431 0.0)
(s432 0.0)
(s433 1.0)
(s434 0.0)
(s435 0.0)
(s436 0.0)
(s437 1.0)
(s438 0.0)
(s439 1.0)
(s440 0.0)
(s441 0.0)
(s442 1.0)
(s443 0.0)
(s444 1.0)
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(s447 1.0)
(s448 0.0)
(s449 1.0)
(s450 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 931/1714 variables, and 328 constraints, problems are : Problem set: 0 solved, 779 unsolved in 30032 ms.
Refiners :[Positive P Invariants (semi-flows): 324/331 constraints, State Equation: 0/932 constraints, PredecessorRefiner: 779/779 constraints, Known Traps: 4/4 constraints]
Escalating to Integer solving :Problem set: 0 solved, 779 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/931 variables, 324/324 constraints. Problems are: Problem set: 0 solved, 779 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/931 variables, 4/328 constraints. Problems are: Problem set: 0 solved, 779 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/931 variables, 0/328 constraints. Problems are: Problem set: 0 solved, 779 unsolved
At refinement iteration 3 (OVERLAPS) 1/932 variables, 7/335 constraints. Problems are: Problem set: 0 solved, 779 unsolved
[2024-06-01 13:39:21] [INFO ] Deduced a trap composed of 73 places in 44 ms of which 0 ms to minimize.
[2024-06-01 13:39:21] [INFO ] Deduced a trap composed of 98 places in 83 ms of which 1 ms to minimize.
[2024-06-01 13:39:22] [INFO ] Deduced a trap composed of 115 places in 62 ms of which 1 ms to minimize.
[2024-06-01 13:39:22] [INFO ] Deduced a trap composed of 131 places in 69 ms of which 1 ms to minimize.
[2024-06-01 13:39:22] [INFO ] Deduced a trap composed of 149 places in 81 ms of which 2 ms to minimize.
[2024-06-01 13:39:22] [INFO ] Deduced a trap composed of 159 places in 103 ms of which 2 ms to minimize.
[2024-06-01 13:39:23] [INFO ] Deduced a trap composed of 175 places in 86 ms of which 1 ms to minimize.
[2024-06-01 13:39:23] [INFO ] Deduced a trap composed of 187 places in 95 ms of which 2 ms to minimize.
[2024-06-01 13:39:23] [INFO ] Deduced a trap composed of 202 places in 91 ms of which 2 ms to minimize.
[2024-06-01 13:39:24] [INFO ] Deduced a trap composed of 218 places in 98 ms of which 2 ms to minimize.
[2024-06-01 13:39:24] [INFO ] Deduced a trap composed of 233 places in 103 ms of which 2 ms to minimize.
[2024-06-01 13:39:24] [INFO ] Deduced a trap composed of 248 places in 111 ms of which 2 ms to minimize.
[2024-06-01 13:39:24] [INFO ] Deduced a trap composed of 262 places in 108 ms of which 2 ms to minimize.
[2024-06-01 13:39:25] [INFO ] Deduced a trap composed of 272 places in 120 ms of which 2 ms to minimize.
[2024-06-01 13:39:25] [INFO ] Deduced a trap composed of 293 places in 136 ms of which 2 ms to minimize.
[2024-06-01 13:39:26] [INFO ] Deduced a trap composed of 316 places in 129 ms of which 2 ms to minimize.
[2024-06-01 13:39:26] [INFO ] Deduced a trap composed of 319 places in 179 ms of which 2 ms to minimize.
[2024-06-01 13:39:26] [INFO ] Deduced a trap composed of 330 places in 121 ms of which 3 ms to minimize.
[2024-06-01 13:39:27] [INFO ] Deduced a trap composed of 351 places in 153 ms of which 3 ms to minimize.
[2024-06-01 13:39:27] [INFO ] Deduced a trap composed of 364 places in 153 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/932 variables, 20/355 constraints. Problems are: Problem set: 0 solved, 779 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 932/1714 variables, and 355 constraints, problems are : Problem set: 0 solved, 779 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/932 constraints, PredecessorRefiner: 0/779 constraints, Known Traps: 24/24 constraints]
After SMT, in 60155ms problems are : Problem set: 0 solved, 779 unsolved
Search for dead transitions found 0 dead transitions in 60163ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61388 ms. Remains : 932/932 places, 782/782 transitions.
Treatment of property ShieldPPPs-PT-030B-LTLFireability-12 finished in 223025 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 1841 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1841/1841 places, 1691/1691 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 212 transitions
Trivial Post-agglo rules discarded 212 transitions
Performed 212 trivial Post agglomeration. Transition count delta: 212
Iterating post reduction 0 with 212 rules applied. Total rules applied 212 place count 1840 transition count 1478
Reduce places removed 212 places and 0 transitions.
Iterating post reduction 1 with 212 rules applied. Total rules applied 424 place count 1628 transition count 1478
Performed 150 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 150 Pre rules applied. Total rules applied 424 place count 1628 transition count 1328
Deduced a syphon composed of 150 places in 2 ms
Reduce places removed 150 places and 0 transitions.
Iterating global reduction 2 with 300 rules applied. Total rules applied 724 place count 1478 transition count 1328
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 732 place count 1470 transition count 1320
Iterating global reduction 2 with 8 rules applied. Total rules applied 740 place count 1470 transition count 1320
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 6 Pre rules applied. Total rules applied 740 place count 1470 transition count 1314
Deduced a syphon composed of 6 places in 2 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 752 place count 1464 transition count 1314
Performed 531 Post agglomeration using F-continuation condition.Transition count delta: 531
Deduced a syphon composed of 531 places in 1 ms
Reduce places removed 531 places and 0 transitions.
Iterating global reduction 2 with 1062 rules applied. Total rules applied 1814 place count 933 transition count 783
Renaming transitions due to excessive name length > 1024 char.
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 1816 place count 931 transition count 781
Applied a total of 1816 rules in 262 ms. Remains 931 /1841 variables (removed 910) and now considering 781/1691 (removed 910) transitions.
// Phase 1: matrix 781 rows 931 cols
[2024-06-01 13:39:29] [INFO ] Computed 331 invariants in 6 ms
[2024-06-01 13:39:29] [INFO ] Implicit Places using invariants in 404 ms returned []
[2024-06-01 13:39:29] [INFO ] Invariant cache hit.
[2024-06-01 13:39:30] [INFO ] Implicit Places using invariants and state equation in 767 ms returned []
Implicit Place search using SMT with State Equation took 1199 ms to find 0 implicit places.
[2024-06-01 13:39:30] [INFO ] Redundant transitions in 7 ms returned []
Running 779 sub problems to find dead transitions.
[2024-06-01 13:39:30] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/931 variables, 331/331 constraints. Problems are: Problem set: 0 solved, 779 unsolved
[2024-06-01 13:39:49] [INFO ] Deduced a trap composed of 13 places in 37 ms of which 1 ms to minimize.
[2024-06-01 13:39:49] [INFO ] Deduced a trap composed of 28 places in 39 ms of which 1 ms to minimize.
[2024-06-01 13:39:50] [INFO ] Deduced a trap composed of 42 places in 34 ms of which 0 ms to minimize.
[2024-06-01 13:39:50] [INFO ] Deduced a trap composed of 56 places in 51 ms of which 1 ms to minimize.
[2024-06-01 13:39:50] [INFO ] Deduced a trap composed of 73 places in 53 ms of which 4 ms to minimize.
[2024-06-01 13:39:50] [INFO ] Deduced a trap composed of 85 places in 53 ms of which 1 ms to minimize.
[2024-06-01 13:39:51] [INFO ] Deduced a trap composed of 103 places in 64 ms of which 1 ms to minimize.
[2024-06-01 13:39:51] [INFO ] Deduced a trap composed of 113 places in 66 ms of which 1 ms to minimize.
[2024-06-01 13:39:51] [INFO ] Deduced a trap composed of 129 places in 71 ms of which 1 ms to minimize.
[2024-06-01 13:39:51] [INFO ] Deduced a trap composed of 144 places in 85 ms of which 1 ms to minimize.
[2024-06-01 13:39:52] [INFO ] Deduced a trap composed of 159 places in 83 ms of which 2 ms to minimize.
[2024-06-01 13:39:52] [INFO ] Deduced a trap composed of 175 places in 93 ms of which 1 ms to minimize.
[2024-06-01 13:39:52] [INFO ] Deduced a trap composed of 191 places in 96 ms of which 2 ms to minimize.
[2024-06-01 13:39:52] [INFO ] Deduced a trap composed of 206 places in 89 ms of which 1 ms to minimize.
[2024-06-01 13:39:53] [INFO ] Deduced a trap composed of 214 places in 99 ms of which 2 ms to minimize.
[2024-06-01 13:39:53] [INFO ] Deduced a trap composed of 236 places in 128 ms of which 2 ms to minimize.
[2024-06-01 13:39:53] [INFO ] Deduced a trap composed of 247 places in 114 ms of which 2 ms to minimize.
[2024-06-01 13:39:54] [INFO ] Deduced a trap composed of 270 places in 126 ms of which 2 ms to minimize.
[2024-06-01 13:39:54] [INFO ] Deduced a trap composed of 277 places in 169 ms of which 3 ms to minimize.
[2024-06-01 13:39:55] [INFO ] Deduced a trap composed of 294 places in 137 ms of which 3 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/931 variables, 20/351 constraints. Problems are: Problem set: 0 solved, 779 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 931/1712 variables, and 351 constraints, problems are : Problem set: 0 solved, 779 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/931 constraints, PredecessorRefiner: 779/779 constraints, Known Traps: 20/20 constraints]
Escalating to Integer solving :Problem set: 0 solved, 779 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/931 variables, 331/331 constraints. Problems are: Problem set: 0 solved, 779 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/931 variables, 20/351 constraints. Problems are: Problem set: 0 solved, 779 unsolved
[2024-06-01 13:40:09] [INFO ] Deduced a trap composed of 74 places in 53 ms of which 1 ms to minimize.
[2024-06-01 13:40:10] [INFO ] Deduced a trap composed of 72 places in 55 ms of which 1 ms to minimize.
[2024-06-01 13:40:10] [INFO ] Deduced a trap composed of 113 places in 60 ms of which 1 ms to minimize.
[2024-06-01 13:40:10] [INFO ] Deduced a trap composed of 113 places in 58 ms of which 1 ms to minimize.
[2024-06-01 13:40:10] [INFO ] Deduced a trap composed of 130 places in 74 ms of which 1 ms to minimize.
[2024-06-01 13:40:11] [INFO ] Deduced a trap composed of 130 places in 71 ms of which 1 ms to minimize.
[2024-06-01 13:40:11] [INFO ] Deduced a trap composed of 130 places in 60 ms of which 1 ms to minimize.
[2024-06-01 13:40:11] [INFO ] Deduced a trap composed of 130 places in 75 ms of which 1 ms to minimize.
[2024-06-01 13:40:11] [INFO ] Deduced a trap composed of 71 places in 87 ms of which 1 ms to minimize.
[2024-06-01 13:40:11] [INFO ] Deduced a trap composed of 70 places in 90 ms of which 1 ms to minimize.
[2024-06-01 13:40:11] [INFO ] Deduced a trap composed of 71 places in 78 ms of which 1 ms to minimize.
[2024-06-01 13:40:11] [INFO ] Deduced a trap composed of 69 places in 70 ms of which 1 ms to minimize.
[2024-06-01 13:40:11] [INFO ] Deduced a trap composed of 128 places in 70 ms of which 1 ms to minimize.
[2024-06-01 13:40:11] [INFO ] Deduced a trap composed of 129 places in 62 ms of which 3 ms to minimize.
[2024-06-01 13:40:11] [INFO ] Deduced a trap composed of 130 places in 71 ms of which 1 ms to minimize.
[2024-06-01 13:40:11] [INFO ] Deduced a trap composed of 131 places in 73 ms of which 1 ms to minimize.
[2024-06-01 13:40:12] [INFO ] Deduced a trap composed of 101 places in 75 ms of which 1 ms to minimize.
[2024-06-01 13:40:12] [INFO ] Deduced a trap composed of 132 places in 75 ms of which 1 ms to minimize.
[2024-06-01 13:40:12] [INFO ] Deduced a trap composed of 127 places in 64 ms of which 1 ms to minimize.
[2024-06-01 13:40:12] [INFO ] Deduced a trap composed of 128 places in 75 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/931 variables, 20/371 constraints. Problems are: Problem set: 0 solved, 779 unsolved
[2024-06-01 13:40:20] [INFO ] Deduced a trap composed of 39 places in 55 ms of which 1 ms to minimize.
[2024-06-01 13:40:21] [INFO ] Deduced a trap composed of 102 places in 79 ms of which 1 ms to minimize.
[2024-06-01 13:40:21] [INFO ] Deduced a trap composed of 103 places in 65 ms of which 1 ms to minimize.
[2024-06-01 13:40:21] [INFO ] Deduced a trap composed of 98 places in 60 ms of which 1 ms to minimize.
[2024-06-01 13:40:21] [INFO ] Deduced a trap composed of 25 places in 55 ms of which 0 ms to minimize.
[2024-06-01 13:40:22] [INFO ] Deduced a trap composed of 175 places in 83 ms of which 2 ms to minimize.
[2024-06-01 13:40:22] [INFO ] Deduced a trap composed of 176 places in 91 ms of which 1 ms to minimize.
[2024-06-01 13:40:22] [INFO ] Deduced a trap composed of 39 places in 90 ms of which 1 ms to minimize.
[2024-06-01 13:40:22] [INFO ] Deduced a trap composed of 174 places in 89 ms of which 2 ms to minimize.
[2024-06-01 13:40:22] [INFO ] Deduced a trap composed of 173 places in 80 ms of which 1 ms to minimize.
[2024-06-01 13:40:22] [INFO ] Deduced a trap composed of 55 places in 97 ms of which 2 ms to minimize.
[2024-06-01 13:40:22] [INFO ] Deduced a trap composed of 54 places in 96 ms of which 2 ms to minimize.
[2024-06-01 13:40:23] [INFO ] Deduced a trap composed of 70 places in 94 ms of which 2 ms to minimize.
[2024-06-01 13:40:23] [INFO ] Deduced a trap composed of 69 places in 88 ms of which 2 ms to minimize.
[2024-06-01 13:40:23] [INFO ] Deduced a trap composed of 86 places in 117 ms of which 2 ms to minimize.
[2024-06-01 13:40:23] [INFO ] Deduced a trap composed of 101 places in 99 ms of which 2 ms to minimize.
[2024-06-01 13:40:24] [INFO ] Deduced a trap composed of 115 places in 111 ms of which 2 ms to minimize.
[2024-06-01 13:40:24] [INFO ] Deduced a trap composed of 129 places in 136 ms of which 3 ms to minimize.
[2024-06-01 13:40:25] [INFO ] Deduced a trap composed of 143 places in 117 ms of which 2 ms to minimize.
[2024-06-01 13:40:25] [INFO ] Deduced a trap composed of 174 places in 127 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/931 variables, 20/391 constraints. Problems are: Problem set: 0 solved, 779 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 931/1712 variables, and 391 constraints, problems are : Problem set: 0 solved, 779 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/931 constraints, PredecessorRefiner: 0/779 constraints, Known Traps: 60/60 constraints]
After SMT, in 60145ms problems are : Problem set: 0 solved, 779 unsolved
Search for dead transitions found 0 dead transitions in 60152ms
Starting structural reductions in SI_LTL mode, iteration 1 : 931/1841 places, 781/1691 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61631 ms. Remains : 931/1841 places, 781/1691 transitions.
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
Running random walk in product with property : ShieldPPPs-PT-030B-LTLFireability-13
Product exploration explored 100000 steps with 108 reset in 660 ms.
Product exploration explored 100000 steps with 107 reset in 845 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 58 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 27 ms :[(NOT p0)]
RANDOM walk for 3423 steps (0 resets) in 31 ms. (106 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 77 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 26 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
[2024-06-01 13:40:32] [INFO ] Invariant cache hit.
[2024-06-01 13:40:32] [INFO ] [Real]Absence check using 331 positive place invariants in 139 ms returned sat
[2024-06-01 13:40:34] [INFO ] [Real]Absence check using state equation in 1847 ms returned sat
[2024-06-01 13:40:34] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:40:35] [INFO ] [Nat]Absence check using 331 positive place invariants in 135 ms returned sat
[2024-06-01 13:40:36] [INFO ] [Nat]Absence check using state equation in 1430 ms returned sat
[2024-06-01 13:40:36] [INFO ] Computed and/alt/rep : 779/1494/779 causal constraints (skipped 0 transitions) in 37 ms.
[2024-06-01 13:40:50] [INFO ] Deduced a trap composed of 2 places in 369 ms of which 5 ms to minimize.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:299)
at fr.lip6.move.gal.structural.smt.SMTTrapUtils.refineWithTraps(SMTTrapUtils.java:177)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1128)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:875)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testEGap(DeadlockTester.java:587)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.computeEGknowledge(LTLPropertySolver.java:619)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:581)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:252)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:958)
at fr.lip6.move.gal.application.Application.start(Application.java:189)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:651)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:588)
at org.eclipse.equinox.launcher.Main.run(Main.java:1459)
at org.eclipse.equinox.launcher.Main.main(Main.java:1432)
[2024-06-01 13:40:50] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression EG (NOT p0)
Could not prove EG (NOT p0)
Support contains 2 out of 931 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 931/931 places, 781/781 transitions.
Applied a total of 0 rules in 17 ms. Remains 931 /931 variables (removed 0) and now considering 781/781 (removed 0) transitions.
[2024-06-01 13:40:50] [INFO ] Invariant cache hit.
[2024-06-01 13:40:50] [INFO ] Implicit Places using invariants in 412 ms returned []
[2024-06-01 13:40:50] [INFO ] Invariant cache hit.
[2024-06-01 13:40:51] [INFO ] Implicit Places using invariants and state equation in 769 ms returned []
Implicit Place search using SMT with State Equation took 1208 ms to find 0 implicit places.
[2024-06-01 13:40:51] [INFO ] Redundant transitions in 7 ms returned []
Running 779 sub problems to find dead transitions.
[2024-06-01 13:40:51] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/931 variables, 331/331 constraints. Problems are: Problem set: 0 solved, 779 unsolved
[2024-06-01 13:41:10] [INFO ] Deduced a trap composed of 13 places in 31 ms of which 1 ms to minimize.
[2024-06-01 13:41:10] [INFO ] Deduced a trap composed of 28 places in 41 ms of which 1 ms to minimize.
[2024-06-01 13:41:10] [INFO ] Deduced a trap composed of 42 places in 29 ms of which 1 ms to minimize.
[2024-06-01 13:41:11] [INFO ] Deduced a trap composed of 56 places in 46 ms of which 1 ms to minimize.
[2024-06-01 13:41:11] [INFO ] Deduced a trap composed of 73 places in 66 ms of which 0 ms to minimize.
[2024-06-01 13:41:11] [INFO ] Deduced a trap composed of 85 places in 60 ms of which 1 ms to minimize.
[2024-06-01 13:41:11] [INFO ] Deduced a trap composed of 103 places in 67 ms of which 1 ms to minimize.
[2024-06-01 13:41:11] [INFO ] Deduced a trap composed of 113 places in 86 ms of which 1 ms to minimize.
[2024-06-01 13:41:12] [INFO ] Deduced a trap composed of 129 places in 77 ms of which 1 ms to minimize.
[2024-06-01 13:41:12] [INFO ] Deduced a trap composed of 144 places in 113 ms of which 1 ms to minimize.
[2024-06-01 13:41:12] [INFO ] Deduced a trap composed of 159 places in 87 ms of which 1 ms to minimize.
[2024-06-01 13:41:13] [INFO ] Deduced a trap composed of 175 places in 106 ms of which 2 ms to minimize.
[2024-06-01 13:41:13] [INFO ] Deduced a trap composed of 191 places in 99 ms of which 1 ms to minimize.
[2024-06-01 13:41:13] [INFO ] Deduced a trap composed of 206 places in 105 ms of which 1 ms to minimize.
[2024-06-01 13:41:13] [INFO ] Deduced a trap composed of 214 places in 94 ms of which 2 ms to minimize.
[2024-06-01 13:41:14] [INFO ] Deduced a trap composed of 236 places in 96 ms of which 2 ms to minimize.
[2024-06-01 13:41:14] [INFO ] Deduced a trap composed of 247 places in 106 ms of which 2 ms to minimize.
[2024-06-01 13:41:14] [INFO ] Deduced a trap composed of 270 places in 114 ms of which 2 ms to minimize.
[2024-06-01 13:41:15] [INFO ] Deduced a trap composed of 277 places in 126 ms of which 3 ms to minimize.
[2024-06-01 13:41:15] [INFO ] Deduced a trap composed of 294 places in 126 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/931 variables, 20/351 constraints. Problems are: Problem set: 0 solved, 779 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 931/1712 variables, and 351 constraints, problems are : Problem set: 0 solved, 779 unsolved in 30014 ms.
Refiners :[Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/931 constraints, PredecessorRefiner: 779/779 constraints, Known Traps: 20/20 constraints]
Escalating to Integer solving :Problem set: 0 solved, 779 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/931 variables, 331/331 constraints. Problems are: Problem set: 0 solved, 779 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/931 variables, 20/351 constraints. Problems are: Problem set: 0 solved, 779 unsolved
[2024-06-01 13:41:31] [INFO ] Deduced a trap composed of 74 places in 51 ms of which 0 ms to minimize.
[2024-06-01 13:41:31] [INFO ] Deduced a trap composed of 72 places in 52 ms of which 1 ms to minimize.
[2024-06-01 13:41:31] [INFO ] Deduced a trap composed of 113 places in 74 ms of which 1 ms to minimize.
[2024-06-01 13:41:32] [INFO ] Deduced a trap composed of 113 places in 80 ms of which 1 ms to minimize.
[2024-06-01 13:41:32] [INFO ] Deduced a trap composed of 130 places in 73 ms of which 2 ms to minimize.
[2024-06-01 13:41:32] [INFO ] Deduced a trap composed of 130 places in 78 ms of which 1 ms to minimize.
[2024-06-01 13:41:32] [INFO ] Deduced a trap composed of 130 places in 74 ms of which 1 ms to minimize.
[2024-06-01 13:41:32] [INFO ] Deduced a trap composed of 130 places in 67 ms of which 1 ms to minimize.
[2024-06-01 13:41:32] [INFO ] Deduced a trap composed of 71 places in 84 ms of which 1 ms to minimize.
[2024-06-01 13:41:32] [INFO ] Deduced a trap composed of 70 places in 73 ms of which 1 ms to minimize.
[2024-06-01 13:41:32] [INFO ] Deduced a trap composed of 71 places in 67 ms of which 1 ms to minimize.
[2024-06-01 13:41:32] [INFO ] Deduced a trap composed of 69 places in 92 ms of which 1 ms to minimize.
[2024-06-01 13:41:33] [INFO ] Deduced a trap composed of 128 places in 112 ms of which 1 ms to minimize.
[2024-06-01 13:41:33] [INFO ] Deduced a trap composed of 129 places in 71 ms of which 1 ms to minimize.
[2024-06-01 13:41:33] [INFO ] Deduced a trap composed of 130 places in 84 ms of which 1 ms to minimize.
[2024-06-01 13:41:33] [INFO ] Deduced a trap composed of 131 places in 72 ms of which 1 ms to minimize.
[2024-06-01 13:41:33] [INFO ] Deduced a trap composed of 101 places in 67 ms of which 1 ms to minimize.
[2024-06-01 13:41:33] [INFO ] Deduced a trap composed of 132 places in 76 ms of which 1 ms to minimize.
[2024-06-01 13:41:33] [INFO ] Deduced a trap composed of 127 places in 68 ms of which 1 ms to minimize.
[2024-06-01 13:41:33] [INFO ] Deduced a trap composed of 128 places in 67 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/931 variables, 20/371 constraints. Problems are: Problem set: 0 solved, 779 unsolved
[2024-06-01 13:41:42] [INFO ] Deduced a trap composed of 39 places in 43 ms of which 1 ms to minimize.
[2024-06-01 13:41:43] [INFO ] Deduced a trap composed of 102 places in 61 ms of which 1 ms to minimize.
[2024-06-01 13:41:43] [INFO ] Deduced a trap composed of 103 places in 63 ms of which 1 ms to minimize.
[2024-06-01 13:41:43] [INFO ] Deduced a trap composed of 98 places in 57 ms of which 1 ms to minimize.
[2024-06-01 13:41:43] [INFO ] Deduced a trap composed of 25 places in 69 ms of which 1 ms to minimize.
[2024-06-01 13:41:44] [INFO ] Deduced a trap composed of 175 places in 75 ms of which 2 ms to minimize.
[2024-06-01 13:41:44] [INFO ] Deduced a trap composed of 176 places in 104 ms of which 2 ms to minimize.
[2024-06-01 13:41:44] [INFO ] Deduced a trap composed of 39 places in 86 ms of which 1 ms to minimize.
[2024-06-01 13:41:44] [INFO ] Deduced a trap composed of 174 places in 86 ms of which 2 ms to minimize.
[2024-06-01 13:41:44] [INFO ] Deduced a trap composed of 173 places in 85 ms of which 1 ms to minimize.
[2024-06-01 13:41:45] [INFO ] Deduced a trap composed of 55 places in 89 ms of which 2 ms to minimize.
[2024-06-01 13:41:45] [INFO ] Deduced a trap composed of 54 places in 102 ms of which 1 ms to minimize.
[2024-06-01 13:41:45] [INFO ] Deduced a trap composed of 70 places in 91 ms of which 1 ms to minimize.
[2024-06-01 13:41:45] [INFO ] Deduced a trap composed of 69 places in 81 ms of which 1 ms to minimize.
[2024-06-01 13:41:45] [INFO ] Deduced a trap composed of 86 places in 109 ms of which 2 ms to minimize.
[2024-06-01 13:41:46] [INFO ] Deduced a trap composed of 101 places in 107 ms of which 2 ms to minimize.
[2024-06-01 13:41:46] [INFO ] Deduced a trap composed of 115 places in 101 ms of which 8 ms to minimize.
[2024-06-01 13:41:46] [INFO ] Deduced a trap composed of 129 places in 113 ms of which 3 ms to minimize.
[2024-06-01 13:41:47] [INFO ] Deduced a trap composed of 143 places in 141 ms of which 3 ms to minimize.
[2024-06-01 13:41:47] [INFO ] Deduced a trap composed of 174 places in 122 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/931 variables, 20/391 constraints. Problems are: Problem set: 0 solved, 779 unsolved
(s379 0timeout
^^^^^^^^
(error "Invalid token: 0timeout")
Error getting values : (error "ParserException while parsing response: ((s0 0)
(s1 1)
(s2 0)
(s3 1)
(s4 0)
(s5 0)
(s6 1)
(s7 0)
(s8 1)
(s9 0)
(s10 0)
(s11 1)
(s12 0)
(s13 1)
(s14 0)
(s15 0)
(s16 1)
(s17 0)
(s18 1)
(s19 0)
(s20 0)
(s21 0)
(s22 1)
(s23 0)
(s24 1)
(s25 0)
(s26 0)
(s27 0)
(s28 1)
(s29 0)
(s30 0)
(s31 0)
(s32 1)
(s33 0)
(s34 1)
(s35 0)
(s36 0)
(s37 1)
(s38 0)
(s39 1)
(s40 0)
(s41 0)
(s42 1)
(s43 0)
(s44 1)
(s45 0)
(s46 0)
(s47 1)
(s48 0)
(s49 1)
(s50 0)
(s51 0)
(s52 0)
(s53 1)
(s54 0)
(s55 1)
(s56 0)
(s57 0)
(s58 0)
(s59 1)
(s60 0)
(s61 0)
(s62 0)
(s63 1)
(s64 0)
(s65 1)
(s66 0)
(s67 0)
(s68 1)
(s69 0)
(s70 1)
(s71 0)
(s72 0)
(s73 1)
(s74 0)
(s75 1)
(s76 0)
(s77 0)
(s78 1)
(s79 0)
(s80 1)
(s81 0)
(s82 0)
(s83 0)
(s84 1)
(s85 0)
(s86 1)
(s87 0)
(s88 0)
(s89 0)
(s90 1)
(s91 0)
(s92 0)
(s93 0)
(s94 1)
(s95 0)
(s96 1)
(s97 0)
(s98 0)
(s99 1)
(s100 0)
(s101 1)
(s102 0)
(s103 0)
(s104 1)
(s105 0)
(s106 1)
(s107 0)
(s108 0)
(s109 1)
(s110 0)
(s111 1)
(s112 0)
(s113 0)
(s114 0)
(s115 1)
(s116 0)
(s117 1)
(s118 0)
(s119 0)
(s120 0)
(s121 1)
(s122 0)
(s123 0)
(s124 0)
(s125 1)
(s126 0)
(s127 1)
(s128 0)
(s129 0)
(s130 1)
(s131 0)
(s132 1)
(s133 0)
(s134 0)
(s135 1)
(s136 0)
(s137 1)
(s138 0)
(s139 0)
(s140 1)
(s141 0)
(s142 1)
(s143 0)
(s144 0)
(s145 0)
(s146 1)
(s147 0)
(s148 1)
(s149 0)
(s150 0)
(s151 0)
(s152 1)
(s153 0)
(s154 0)
(s155 0)
(s156 1)
(s157 0)
(s158 1)
(s159 0)
(s160 0)
(s161 1)
(s162 0)
(s163 1)
(s164 0)
(s165 0)
(s166 1)
(s167 0)
(s168 1)
(s169 0)
(s170 0)
(s171 1)
(s172 0)
(s173 1)
(s174 0)
(s175 0)
(s176 0)
(s177 1)
(s178 0)
(s179 1)
(s180 0)
(s181 0)
(s182 0)
(s183 1)
(s184 0)
(s185 0)
(s186 0)
(s187 1)
(s188 0)
(s189 1)
(s190 0)
(s191 0)
(s192 1)
(s193 0)
(s194 1)
(s195 0)
(s196 0)
(s197 1)
(s198 0)
(s199 1)
(s200 0)
(s201 0)
(s202 1)
(s203 0)
(s204 1)
(s205 0)
(s206 0)
(s207 0)
(s208 1)
(s209 0)
(s210 1)
(s211 0)
(s212 0)
(s213 0)
(s214 1)
(s215 0)
(s216 0)
(s217 0)
(s218 1)
(s219 0)
(s220 1)
(s221 0)
(s222 0)
(s223 1)
(s224 0)
(s225 1)
(s226 0)
(s227 0)
(s228 1)
(s229 0)
(s230 1)
(s231 0)
(s232 0)
(s233 1)
(s234 0)
(s235 1)
(s236 0)
(s237 0)
(s238 0)
(s239 1)
(s240 0)
(s241 1)
(s242 0)
(s243 0)
(s244 0)
(s245 1)
(s246 0)
(s247 0)
(s248 0)
(s249 1)
(s250 0)
(s251 1)
(s252 0)
(s253 0)
(s254 1)
(s255 0)
(s256 1)
(s257 0)
(s258 0)
(s259 1)
(s260 0)
(s261 1)
(s262 0)
(s263 0)
(s264 1)
(s265 0)
(s266 1)
(s267 0)
(s268 0)
(s269 0)
(s270 1)
(s271 0)
(s272 1)
(s273 0)
(s274 0)
(s275 0)
(s276 1)
(s277 0)
(s278 0)
(s279 0)
(s280 1)
(s281 0)
(s282 1)
(s283 0)
(s284 0)
(s285 1)
(s286 0)
(s287 1)
(s288 0)
(s289 0)
(s290 1)
(s291 0)
(s292 1)
(s293 0)
(s294 0)
(s295 1)
(s296 0)
(s297 1)
(s298 0)
(s299 0)
(s300 0)
(s301 1)
(s302 0)
(s303 1)
(s304 0)
(s305 0)
(s306 0)
(s307 1)
(s308 0)
(s309 0)
(s310 0)
(s311 1)
(s312 0)
(s313 1)
(s314 0)
(s315 0)
(s316 1)
(s317 0)
(s318 1)
(s319 0)
(s320 0)
(s321 1)
(s322 0)
(s323 1)
(s324 0)
(s325 0)
(s326 1)
(s327 0)
(s328 1)
(s329 0)
(s330 0)
(s331 0)
(s332 1)
(s333 0)
(s334 1)
(s335 0)
(s336 0)
(s337 0)
(s338 1)
(s339 0)
(s340 0)
(s341 0)
(s342 1)
(s343 0)
(s344 1)
(s345 0)
(s346 0)
(s347 1)
(s348 0)
(s349 1)
(s350 0)
(s351 0)
(s352 1)
(s353 0)
(s354 1)
(s355 0)
(s356 0)
(s357 1)
(s358 0)
(s359 1)
(s360 0)
(s361 0)
(s362 0)
(s363 1)
(s364 0)
(s365 1)
(s366 0)
(s367 0)
(s368 0)
(s369 1)
(s370 0)
(s371 0)
(s372 0)
(s373 1)
(s374 0)
(s375 1)
(s376 0)
(s377 0)
(s378 1)
(s379 0timeout
) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 931/1712 variables, and 391 constraints, problems are : Problem set: 0 solved, 779 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/931 constraints, PredecessorRefiner: 0/779 constraints, Known Traps: 60/60 constraints]
After SMT, in 60139ms problems are : Problem set: 0 solved, 779 unsolved
Search for dead transitions found 0 dead transitions in 60147ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61387 ms. Remains : 931/931 places, 781/781 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 68 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 27 ms :[(NOT p0)]
RANDOM walk for 3683 steps (0 resets) in 34 ms. (105 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 84 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 25 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
[2024-06-01 13:41:51] [INFO ] Invariant cache hit.
[2024-06-01 13:41:52] [INFO ] [Real]Absence check using 331 positive place invariants in 135 ms returned sat
[2024-06-01 13:41:54] [INFO ] [Real]Absence check using state equation in 1724 ms returned sat
[2024-06-01 13:41:54] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:41:54] [INFO ] [Nat]Absence check using 331 positive place invariants in 132 ms returned sat
[2024-06-01 13:41:56] [INFO ] [Nat]Absence check using state equation in 1415 ms returned sat
[2024-06-01 13:41:56] [INFO ] Computed and/alt/rep : 779/1494/779 causal constraints (skipped 0 transitions) in 37 ms.
[2024-06-01 13:42:08] [INFO ] Added : 694 causal constraints over 139 iterations in 12643 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 26 ms :[(NOT p0)]
Product exploration explored 100000 steps with 109 reset in 661 ms.
Product exploration explored 100000 steps with 108 reset in 814 ms.
Support contains 2 out of 931 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 931/931 places, 781/781 transitions.
Applied a total of 0 rules in 16 ms. Remains 931 /931 variables (removed 0) and now considering 781/781 (removed 0) transitions.
[2024-06-01 13:42:10] [INFO ] Invariant cache hit.
[2024-06-01 13:42:10] [INFO ] Implicit Places using invariants in 416 ms returned []
[2024-06-01 13:42:10] [INFO ] Invariant cache hit.
[2024-06-01 13:42:11] [INFO ] Implicit Places using invariants and state equation in 753 ms returned []
Implicit Place search using SMT with State Equation took 1212 ms to find 0 implicit places.
[2024-06-01 13:42:11] [INFO ] Redundant transitions in 7 ms returned []
Running 779 sub problems to find dead transitions.
[2024-06-01 13:42:11] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/931 variables, 331/331 constraints. Problems are: Problem set: 0 solved, 779 unsolved
[2024-06-01 13:42:30] [INFO ] Deduced a trap composed of 13 places in 29 ms of which 0 ms to minimize.
[2024-06-01 13:42:31] [INFO ] Deduced a trap composed of 28 places in 29 ms of which 1 ms to minimize.
[2024-06-01 13:42:31] [INFO ] Deduced a trap composed of 42 places in 28 ms of which 1 ms to minimize.
[2024-06-01 13:42:31] [INFO ] Deduced a trap composed of 56 places in 60 ms of which 0 ms to minimize.
[2024-06-01 13:42:31] [INFO ] Deduced a trap composed of 73 places in 49 ms of which 1 ms to minimize.
[2024-06-01 13:42:31] [INFO ] Deduced a trap composed of 85 places in 60 ms of which 1 ms to minimize.
[2024-06-01 13:42:32] [INFO ] Deduced a trap composed of 103 places in 62 ms of which 2 ms to minimize.
[2024-06-01 13:42:32] [INFO ] Deduced a trap composed of 113 places in 73 ms of which 1 ms to minimize.
[2024-06-01 13:42:32] [INFO ] Deduced a trap composed of 129 places in 76 ms of which 1 ms to minimize.
[2024-06-01 13:42:32] [INFO ] Deduced a trap composed of 144 places in 66 ms of which 1 ms to minimize.
[2024-06-01 13:42:33] [INFO ] Deduced a trap composed of 159 places in 95 ms of which 1 ms to minimize.
[2024-06-01 13:42:33] [INFO ] Deduced a trap composed of 175 places in 91 ms of which 1 ms to minimize.
[2024-06-01 13:42:33] [INFO ] Deduced a trap composed of 191 places in 105 ms of which 2 ms to minimize.
[2024-06-01 13:42:33] [INFO ] Deduced a trap composed of 206 places in 94 ms of which 2 ms to minimize.
[2024-06-01 13:42:34] [INFO ] Deduced a trap composed of 214 places in 100 ms of which 2 ms to minimize.
[2024-06-01 13:42:34] [INFO ] Deduced a trap composed of 236 places in 121 ms of which 1 ms to minimize.
[2024-06-01 13:42:34] [INFO ] Deduced a trap composed of 247 places in 113 ms of which 2 ms to minimize.
[2024-06-01 13:42:35] [INFO ] Deduced a trap composed of 270 places in 119 ms of which 2 ms to minimize.
[2024-06-01 13:42:35] [INFO ] Deduced a trap composed of 277 places in 165 ms of which 3 ms to minimize.
[2024-06-01 13:42:36] [INFO ] Deduced a trap composed of 294 places in 141 ms of which 3 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/931 variables, 20/351 constraints. Problems are: Problem set: 0 solved, 779 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 931/1712 variables, and 351 constraints, problems are : Problem set: 0 solved, 779 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/931 constraints, PredecessorRefiner: 779/779 constraints, Known Traps: 20/20 constraints]
Escalating to Integer solving :Problem set: 0 solved, 779 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/931 variables, 331/331 constraints. Problems are: Problem set: 0 solved, 779 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/931 variables, 20/351 constraints. Problems are: Problem set: 0 solved, 779 unsolved
[2024-06-01 13:42:51] [INFO ] Deduced a trap composed of 74 places in 61 ms of which 1 ms to minimize.
[2024-06-01 13:42:51] [INFO ] Deduced a trap composed of 72 places in 56 ms of which 0 ms to minimize.
[2024-06-01 13:42:52] [INFO ] Deduced a trap composed of 113 places in 65 ms of which 1 ms to minimize.
[2024-06-01 13:42:52] [INFO ] Deduced a trap composed of 113 places in 66 ms of which 1 ms to minimize.
[2024-06-01 13:42:52] [INFO ] Deduced a trap composed of 130 places in 71 ms of which 1 ms to minimize.
[2024-06-01 13:42:52] [INFO ] Deduced a trap composed of 130 places in 80 ms of which 1 ms to minimize.
[2024-06-01 13:42:52] [INFO ] Deduced a trap composed of 130 places in 60 ms of which 1 ms to minimize.
[2024-06-01 13:42:53] [INFO ] Deduced a trap composed of 130 places in 71 ms of which 1 ms to minimize.
[2024-06-01 13:42:53] [INFO ] Deduced a trap composed of 71 places in 74 ms of which 1 ms to minimize.
[2024-06-01 13:42:53] [INFO ] Deduced a trap composed of 70 places in 88 ms of which 2 ms to minimize.
[2024-06-01 13:42:53] [INFO ] Deduced a trap composed of 71 places in 85 ms of which 1 ms to minimize.
[2024-06-01 13:42:53] [INFO ] Deduced a trap composed of 69 places in 68 ms of which 1 ms to minimize.
[2024-06-01 13:42:53] [INFO ] Deduced a trap composed of 128 places in 72 ms of which 1 ms to minimize.
[2024-06-01 13:42:53] [INFO ] Deduced a trap composed of 129 places in 64 ms of which 1 ms to minimize.
[2024-06-01 13:42:53] [INFO ] Deduced a trap composed of 130 places in 76 ms of which 1 ms to minimize.
[2024-06-01 13:42:53] [INFO ] Deduced a trap composed of 131 places in 56 ms of which 1 ms to minimize.
[2024-06-01 13:42:53] [INFO ] Deduced a trap composed of 101 places in 69 ms of which 1 ms to minimize.
[2024-06-01 13:42:53] [INFO ] Deduced a trap composed of 132 places in 75 ms of which 1 ms to minimize.
[2024-06-01 13:42:54] [INFO ] Deduced a trap composed of 127 places in 74 ms of which 1 ms to minimize.
[2024-06-01 13:42:54] [INFO ] Deduced a trap composed of 128 places in 74 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/931 variables, 20/371 constraints. Problems are: Problem set: 0 solved, 779 unsolved
[2024-06-01 13:43:02] [INFO ] Deduced a trap composed of 39 places in 54 ms of which 1 ms to minimize.
[2024-06-01 13:43:02] [INFO ] Deduced a trap composed of 102 places in 50 ms of which 1 ms to minimize.
[2024-06-01 13:43:02] [INFO ] Deduced a trap composed of 103 places in 62 ms of which 1 ms to minimize.
[2024-06-01 13:43:02] [INFO ] Deduced a trap composed of 98 places in 62 ms of which 1 ms to minimize.
[2024-06-01 13:43:02] [INFO ] Deduced a trap composed of 25 places in 74 ms of which 1 ms to minimize.
[2024-06-01 13:43:03] [INFO ] Deduced a trap composed of 175 places in 106 ms of which 2 ms to minimize.
[2024-06-01 13:43:03] [INFO ] Deduced a trap composed of 176 places in 86 ms of which 2 ms to minimize.
[2024-06-01 13:43:04] [INFO ] Deduced a trap composed of 39 places in 78 ms of which 1 ms to minimize.
[2024-06-01 13:43:04] [INFO ] Deduced a trap composed of 174 places in 79 ms of which 1 ms to minimize.
[2024-06-01 13:43:04] [INFO ] Deduced a trap composed of 173 places in 99 ms of which 1 ms to minimize.
[2024-06-01 13:43:04] [INFO ] Deduced a trap composed of 55 places in 105 ms of which 1 ms to minimize.
[2024-06-01 13:43:04] [INFO ] Deduced a trap composed of 54 places in 98 ms of which 2 ms to minimize.
[2024-06-01 13:43:04] [INFO ] Deduced a trap composed of 70 places in 100 ms of which 2 ms to minimize.
[2024-06-01 13:43:05] [INFO ] Deduced a trap composed of 69 places in 104 ms of which 2 ms to minimize.
[2024-06-01 13:43:05] [INFO ] Deduced a trap composed of 86 places in 115 ms of which 2 ms to minimize.
[2024-06-01 13:43:05] [INFO ] Deduced a trap composed of 101 places in 102 ms of which 2 ms to minimize.
[2024-06-01 13:43:06] [INFO ] Deduced a trap composed of 115 places in 119 ms of which 2 ms to minimize.
[2024-06-01 13:43:06] [INFO ] Deduced a trap composed of 129 places in 127 ms of which 2 ms to minimize.
[2024-06-01 13:43:06] [INFO ] Deduced a trap composed of 143 places in 134 ms of which 2 ms to minimize.
[2024-06-01 13:43:07] [INFO ] Deduced a trap composed of 174 places in 140 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/931 variables, 20/391 constraints. Problems are: Problem set: 0 solved, 779 unsolved
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 931/1712 variables, and 391 constraints, problems are : Problem set: 0 solved, 779 unsolved in 30014 ms.
Refiners :[Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/931 constraints, PredecessorRefiner: 0/779 constraints, Known Traps: 60/60 constraints]
After SMT, in 60145ms problems are : Problem set: 0 solved, 779 unsolved
Search for dead transitions found 0 dead transitions in 60152ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61396 ms. Remains : 931/931 places, 781/781 transitions.
Treatment of property ShieldPPPs-PT-030B-LTLFireability-13 finished in 222947 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(p0))&&F(p1))))'
Support contains 3 out of 1841 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1841/1841 places, 1691/1691 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 210 transitions
Trivial Post-agglo rules discarded 210 transitions
Performed 210 trivial Post agglomeration. Transition count delta: 210
Iterating post reduction 0 with 210 rules applied. Total rules applied 210 place count 1840 transition count 1480
Reduce places removed 210 places and 0 transitions.
Iterating post reduction 1 with 210 rules applied. Total rules applied 420 place count 1630 transition count 1480
Performed 150 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 150 Pre rules applied. Total rules applied 420 place count 1630 transition count 1330
Deduced a syphon composed of 150 places in 2 ms
Reduce places removed 150 places and 0 transitions.
Iterating global reduction 2 with 300 rules applied. Total rules applied 720 place count 1480 transition count 1330
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 728 place count 1472 transition count 1322
Iterating global reduction 2 with 8 rules applied. Total rules applied 736 place count 1472 transition count 1322
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 6 Pre rules applied. Total rules applied 736 place count 1472 transition count 1316
Deduced a syphon composed of 6 places in 2 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 748 place count 1466 transition count 1316
Performed 530 Post agglomeration using F-continuation condition.Transition count delta: 530
Deduced a syphon composed of 530 places in 0 ms
Reduce places removed 530 places and 0 transitions.
Iterating global reduction 2 with 1060 rules applied. Total rules applied 1808 place count 936 transition count 786
Renaming transitions due to excessive name length > 1024 char.
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 1810 place count 934 transition count 784
Applied a total of 1810 rules in 178 ms. Remains 934 /1841 variables (removed 907) and now considering 784/1691 (removed 907) transitions.
// Phase 1: matrix 784 rows 934 cols
[2024-06-01 13:43:11] [INFO ] Computed 331 invariants in 2 ms
[2024-06-01 13:43:12] [INFO ] Implicit Places using invariants in 424 ms returned []
[2024-06-01 13:43:12] [INFO ] Invariant cache hit.
[2024-06-01 13:43:13] [INFO ] Implicit Places using invariants and state equation in 783 ms returned []
Implicit Place search using SMT with State Equation took 1226 ms to find 0 implicit places.
[2024-06-01 13:43:13] [INFO ] Redundant transitions in 8 ms returned []
Running 780 sub problems to find dead transitions.
[2024-06-01 13:43:13] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/932 variables, 329/329 constraints. Problems are: Problem set: 0 solved, 780 unsolved
[2024-06-01 13:43:32] [INFO ] Deduced a trap composed of 13 places in 42 ms of which 20 ms to minimize.
[2024-06-01 13:43:33] [INFO ] Deduced a trap composed of 28 places in 40 ms of which 1 ms to minimize.
[2024-06-01 13:43:33] [INFO ] Deduced a trap composed of 42 places in 47 ms of which 1 ms to minimize.
[2024-06-01 13:43:33] [INFO ] Deduced a trap composed of 56 places in 48 ms of which 1 ms to minimize.
[2024-06-01 13:43:33] [INFO ] Deduced a trap composed of 73 places in 58 ms of which 1 ms to minimize.
[2024-06-01 13:43:33] [INFO ] Deduced a trap composed of 85 places in 52 ms of which 1 ms to minimize.
[2024-06-01 13:43:34] [INFO ] Deduced a trap composed of 103 places in 55 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/932 variables, 7/336 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 932/1718 variables, and 336 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 329/331 constraints, State Equation: 0/934 constraints, PredecessorRefiner: 780/780 constraints, Known Traps: 7/7 constraints]
Escalating to Integer solving :Problem set: 0 solved, 780 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/932 variables, 329/329 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/932 variables, 7/336 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/932 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 3 (OVERLAPS) 2/934 variables, 2/338 constraints. Problems are: Problem set: 0 solved, 780 unsolved
[2024-06-01 13:44:02] [INFO ] Deduced a trap composed of 9 places in 27 ms of which 1 ms to minimize.
[2024-06-01 13:44:02] [INFO ] Deduced a trap composed of 6 places in 28 ms of which 1 ms to minimize.
[2024-06-01 13:44:06] [INFO ] Deduced a trap composed of 25 places in 44 ms of which 1 ms to minimize.
[2024-06-01 13:44:07] [INFO ] Deduced a trap composed of 40 places in 51 ms of which 0 ms to minimize.
[2024-06-01 13:44:07] [INFO ] Deduced a trap composed of 53 places in 68 ms of which 1 ms to minimize.
[2024-06-01 13:44:07] [INFO ] Deduced a trap composed of 69 places in 49 ms of which 1 ms to minimize.
[2024-06-01 13:44:07] [INFO ] Deduced a trap composed of 81 places in 73 ms of which 1 ms to minimize.
[2024-06-01 13:44:08] [INFO ] Deduced a trap composed of 97 places in 77 ms of which 1 ms to minimize.
[2024-06-01 13:44:08] [INFO ] Deduced a trap composed of 113 places in 78 ms of which 1 ms to minimize.
[2024-06-01 13:44:08] [INFO ] Deduced a trap composed of 129 places in 79 ms of which 2 ms to minimize.
[2024-06-01 13:44:08] [INFO ] Deduced a trap composed of 143 places in 85 ms of which 1 ms to minimize.
[2024-06-01 13:44:09] [INFO ] Deduced a trap composed of 157 places in 89 ms of which 1 ms to minimize.
[2024-06-01 13:44:09] [INFO ] Deduced a trap composed of 173 places in 89 ms of which 2 ms to minimize.
[2024-06-01 13:44:09] [INFO ] Deduced a trap composed of 184 places in 105 ms of which 2 ms to minimize.
[2024-06-01 13:44:10] [INFO ] Deduced a trap composed of 200 places in 124 ms of which 1 ms to minimize.
[2024-06-01 13:44:10] [INFO ] Deduced a trap composed of 211 places in 107 ms of which 2 ms to minimize.
[2024-06-01 13:44:10] [INFO ] Deduced a trap composed of 232 places in 123 ms of which 2 ms to minimize.
[2024-06-01 13:44:11] [INFO ] Deduced a trap composed of 241 places in 125 ms of which 2 ms to minimize.
[2024-06-01 13:44:11] [INFO ] Deduced a trap composed of 264 places in 165 ms of which 2 ms to minimize.
[2024-06-01 13:44:11] [INFO ] Deduced a trap composed of 272 places in 125 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/934 variables, 20/358 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 934/1718 variables, and 358 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/934 constraints, PredecessorRefiner: 0/780 constraints, Known Traps: 27/27 constraints]
After SMT, in 60149ms problems are : Problem set: 0 solved, 780 unsolved
Search for dead transitions found 0 dead transitions in 60156ms
Starting structural reductions in SI_LTL mode, iteration 1 : 934/1841 places, 784/1691 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61578 ms. Remains : 934/1841 places, 784/1691 transitions.
Stuttering acceptance computed with spot in 120 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : ShieldPPPs-PT-030B-LTLFireability-14
Stuttering criterion allowed to conclude after 2059 steps with 0 reset in 19 ms.
FORMULA ShieldPPPs-PT-030B-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPs-PT-030B-LTLFireability-14 finished in 61738 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 1841 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1841/1841 places, 1691/1691 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 212 transitions
Trivial Post-agglo rules discarded 212 transitions
Performed 212 trivial Post agglomeration. Transition count delta: 212
Iterating post reduction 0 with 212 rules applied. Total rules applied 212 place count 1840 transition count 1478
Reduce places removed 212 places and 0 transitions.
Iterating post reduction 1 with 212 rules applied. Total rules applied 424 place count 1628 transition count 1478
Performed 150 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 150 Pre rules applied. Total rules applied 424 place count 1628 transition count 1328
Deduced a syphon composed of 150 places in 2 ms
Reduce places removed 150 places and 0 transitions.
Iterating global reduction 2 with 300 rules applied. Total rules applied 724 place count 1478 transition count 1328
Discarding 9 places :
Symmetric choice reduction at 2 with 9 rule applications. Total rules 733 place count 1469 transition count 1319
Iterating global reduction 2 with 9 rules applied. Total rules applied 742 place count 1469 transition count 1319
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 7 Pre rules applied. Total rules applied 742 place count 1469 transition count 1312
Deduced a syphon composed of 7 places in 2 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 2 with 14 rules applied. Total rules applied 756 place count 1462 transition count 1312
Performed 529 Post agglomeration using F-continuation condition.Transition count delta: 529
Deduced a syphon composed of 529 places in 1 ms
Reduce places removed 529 places and 0 transitions.
Iterating global reduction 2 with 1058 rules applied. Total rules applied 1814 place count 933 transition count 783
Renaming transitions due to excessive name length > 1024 char.
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 1816 place count 931 transition count 781
Applied a total of 1816 rules in 215 ms. Remains 931 /1841 variables (removed 910) and now considering 781/1691 (removed 910) transitions.
// Phase 1: matrix 781 rows 931 cols
[2024-06-01 13:44:13] [INFO ] Computed 331 invariants in 2 ms
[2024-06-01 13:44:14] [INFO ] Implicit Places using invariants in 438 ms returned []
[2024-06-01 13:44:14] [INFO ] Invariant cache hit.
[2024-06-01 13:44:14] [INFO ] Implicit Places using invariants and state equation in 782 ms returned []
Implicit Place search using SMT with State Equation took 1250 ms to find 0 implicit places.
[2024-06-01 13:44:14] [INFO ] Redundant transitions in 7 ms returned []
Running 779 sub problems to find dead transitions.
[2024-06-01 13:44:15] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/931 variables, 331/331 constraints. Problems are: Problem set: 0 solved, 779 unsolved
[2024-06-01 13:44:35] [INFO ] Deduced a trap composed of 13 places in 24 ms of which 1 ms to minimize.
[2024-06-01 13:44:35] [INFO ] Deduced a trap composed of 28 places in 39 ms of which 1 ms to minimize.
[2024-06-01 13:44:35] [INFO ] Deduced a trap composed of 42 places in 44 ms of which 1 ms to minimize.
[2024-06-01 13:44:35] [INFO ] Deduced a trap composed of 56 places in 55 ms of which 1 ms to minimize.
[2024-06-01 13:44:36] [INFO ] Deduced a trap composed of 73 places in 53 ms of which 1 ms to minimize.
[2024-06-01 13:44:36] [INFO ] Deduced a trap composed of 85 places in 54 ms of which 1 ms to minimize.
[2024-06-01 13:44:36] [INFO ] Deduced a trap composed of 103 places in 68 ms of which 1 ms to minimize.
[2024-06-01 13:44:36] [INFO ] Deduced a trap composed of 113 places in 70 ms of which 1 ms to minimize.
[2024-06-01 13:44:37] [INFO ] Deduced a trap composed of 129 places in 73 ms of which 1 ms to minimize.
[2024-06-01 13:44:37] [INFO ] Deduced a trap composed of 144 places in 78 ms of which 1 ms to minimize.
[2024-06-01 13:44:37] [INFO ] Deduced a trap composed of 159 places in 89 ms of which 1 ms to minimize.
[2024-06-01 13:44:38] [INFO ] Deduced a trap composed of 175 places in 90 ms of which 1 ms to minimize.
[2024-06-01 13:44:38] [INFO ] Deduced a trap composed of 190 places in 90 ms of which 1 ms to minimize.
[2024-06-01 13:44:38] [INFO ] Deduced a trap composed of 206 places in 102 ms of which 1 ms to minimize.
[2024-06-01 13:44:38] [INFO ] Deduced a trap composed of 219 places in 102 ms of which 2 ms to minimize.
[2024-06-01 13:44:39] [INFO ] Deduced a trap composed of 232 places in 118 ms of which 2 ms to minimize.
[2024-06-01 13:44:39] [INFO ] Deduced a trap composed of 252 places in 107 ms of which 2 ms to minimize.
[2024-06-01 13:44:39] [INFO ] Deduced a trap composed of 267 places in 121 ms of which 2 ms to minimize.
[2024-06-01 13:44:40] [INFO ] Deduced a trap composed of 277 places in 129 ms of which 2 ms to minimize.
[2024-06-01 13:44:40] [INFO ] Deduced a trap composed of 293 places in 111 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/931 variables, 20/351 constraints. Problems are: Problem set: 0 solved, 779 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 931/1712 variables, and 351 constraints, problems are : Problem set: 0 solved, 779 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/931 constraints, PredecessorRefiner: 779/779 constraints, Known Traps: 20/20 constraints]
Escalating to Integer solving :Problem set: 0 solved, 779 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/931 variables, 331/331 constraints. Problems are: Problem set: 0 solved, 779 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/931 variables, 20/351 constraints. Problems are: Problem set: 0 solved, 779 unsolved
[2024-06-01 13:44:55] [INFO ] Deduced a trap composed of 72 places in 48 ms of which 1 ms to minimize.
[2024-06-01 13:44:56] [INFO ] Deduced a trap composed of 142 places in 68 ms of which 1 ms to minimize.
[2024-06-01 13:44:56] [INFO ] Deduced a trap composed of 146 places in 76 ms of which 1 ms to minimize.
[2024-06-01 13:44:58] [INFO ] Deduced a trap composed of 310 places in 173 ms of which 3 ms to minimize.
[2024-06-01 13:44:59] [INFO ] Deduced a trap composed of 323 places in 153 ms of which 3 ms to minimize.
[2024-06-01 13:44:59] [INFO ] Deduced a trap composed of 333 places in 129 ms of which 3 ms to minimize.
[2024-06-01 13:45:00] [INFO ] Deduced a trap composed of 352 places in 164 ms of which 3 ms to minimize.
[2024-06-01 13:45:00] [INFO ] Deduced a trap composed of 367 places in 159 ms of which 3 ms to minimize.
[2024-06-01 13:45:01] [INFO ] Deduced a trap composed of 379 places in 182 ms of which 3 ms to minimize.
[2024-06-01 13:45:01] [INFO ] Deduced a trap composed of 391 places in 176 ms of which 3 ms to minimize.
[2024-06-01 13:45:01] [INFO ] Deduced a trap composed of 409 places in 188 ms of which 3 ms to minimize.
[2024-06-01 13:45:02] [INFO ] Deduced a trap composed of 424 places in 199 ms of which 3 ms to minimize.
[2024-06-01 13:45:02] [INFO ] Deduced a trap composed of 436 places in 195 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/931 variables, 13/364 constraints. Problems are: Problem set: 0 solved, 779 unsolved
[2024-06-01 13:45:13] [INFO ] Deduced a trap composed of 169 places in 88 ms of which 1 ms to minimize.
[2024-06-01 13:45:13] [INFO ] Deduced a trap composed of 25 places in 74 ms of which 2 ms to minimize.
[2024-06-01 13:45:14] [INFO ] Deduced a trap composed of 254 places in 112 ms of which 2 ms to minimize.
[2024-06-01 13:45:14] [INFO ] Deduced a trap composed of 252 places in 119 ms of which 2 ms to minimize.
[2024-06-01 13:45:14] [INFO ] Deduced a trap composed of 253 places in 127 ms of which 2 ms to minimize.
[2024-06-01 13:45:14] [INFO ] Deduced a trap composed of 247 places in 109 ms of which 2 ms to minimize.
[2024-06-01 13:45:14] [INFO ] Deduced a trap composed of 251 places in 99 ms of which 2 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 931/1712 variables, and 371 constraints, problems are : Problem set: 0 solved, 779 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/931 constraints, PredecessorRefiner: 0/779 constraints, Known Traps: 40/40 constraints]
After SMT, in 60141ms problems are : Problem set: 0 solved, 779 unsolved
Search for dead transitions found 0 dead transitions in 60147ms
Starting structural reductions in SI_LTL mode, iteration 1 : 931/1841 places, 781/1691 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61626 ms. Remains : 931/1841 places, 781/1691 transitions.
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
Running random walk in product with property : ShieldPPPs-PT-030B-LTLFireability-15
Stuttering criterion allowed to conclude after 10608 steps with 41 reset in 69 ms.
FORMULA ShieldPPPs-PT-030B-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPs-PT-030B-LTLFireability-15 finished in 61750 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((G(p1)||p0))))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(((p0||G(p1)) U X(p2))))'
Found a Lengthening insensitive property : ShieldPPPs-PT-030B-LTLFireability-03
Stuttering acceptance computed with spot in 259 ms :[(NOT p2), (NOT p2), (AND (NOT p1) (NOT p2)), (NOT p2), true, (NOT p1)]
Support contains 5 out of 1841 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 1841/1841 places, 1691/1691 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 210 transitions
Trivial Post-agglo rules discarded 210 transitions
Performed 210 trivial Post agglomeration. Transition count delta: 210
Iterating post reduction 0 with 210 rules applied. Total rules applied 210 place count 1840 transition count 1480
Reduce places removed 210 places and 0 transitions.
Iterating post reduction 1 with 210 rules applied. Total rules applied 420 place count 1630 transition count 1480
Performed 152 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 152 Pre rules applied. Total rules applied 420 place count 1630 transition count 1328
Deduced a syphon composed of 152 places in 2 ms
Reduce places removed 152 places and 0 transitions.
Iterating global reduction 2 with 304 rules applied. Total rules applied 724 place count 1478 transition count 1328
Discarding 9 places :
Symmetric choice reduction at 2 with 9 rule applications. Total rules 733 place count 1469 transition count 1319
Iterating global reduction 2 with 9 rules applied. Total rules applied 742 place count 1469 transition count 1319
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 7 Pre rules applied. Total rules applied 742 place count 1469 transition count 1312
Deduced a syphon composed of 7 places in 2 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 2 with 14 rules applied. Total rules applied 756 place count 1462 transition count 1312
Performed 524 Post agglomeration using F-continuation condition.Transition count delta: 524
Deduced a syphon composed of 524 places in 1 ms
Reduce places removed 524 places and 0 transitions.
Iterating global reduction 2 with 1048 rules applied. Total rules applied 1804 place count 938 transition count 788
Renaming transitions due to excessive name length > 1024 char.
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 1806 place count 936 transition count 786
Applied a total of 1806 rules in 239 ms. Remains 936 /1841 variables (removed 905) and now considering 786/1691 (removed 905) transitions.
// Phase 1: matrix 786 rows 936 cols
[2024-06-01 13:45:16] [INFO ] Computed 331 invariants in 2 ms
[2024-06-01 13:45:16] [INFO ] Implicit Places using invariants in 445 ms returned []
[2024-06-01 13:45:16] [INFO ] Invariant cache hit.
[2024-06-01 13:45:17] [INFO ] Implicit Places using invariants and state equation in 762 ms returned []
Implicit Place search using SMT with State Equation took 1236 ms to find 0 implicit places.
Running 781 sub problems to find dead transitions.
[2024-06-01 13:45:17] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/933 variables, 310/310 constraints. Problems are: Problem set: 0 solved, 781 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/933 variables, 0/310 constraints. Problems are: Problem set: 0 solved, 781 unsolved
At refinement iteration 2 (OVERLAPS) 3/936 variables, 21/331 constraints. Problems are: Problem set: 0 solved, 781 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 936/1722 variables, and 331 constraints, problems are : Problem set: 0 solved, 781 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/936 constraints, PredecessorRefiner: 781/781 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 781 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/933 variables, 310/310 constraints. Problems are: Problem set: 0 solved, 781 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/933 variables, 0/310 constraints. Problems are: Problem set: 0 solved, 781 unsolved
At refinement iteration 2 (OVERLAPS) 3/936 variables, 21/331 constraints. Problems are: Problem set: 0 solved, 781 unsolved
[2024-06-01 13:46:08] [INFO ] Deduced a trap composed of 4 places in 52 ms of which 1 ms to minimize.
[2024-06-01 13:46:08] [INFO ] Deduced a trap composed of 13 places in 25 ms of which 0 ms to minimize.
[2024-06-01 13:46:08] [INFO ] Deduced a trap composed of 29 places in 35 ms of which 1 ms to minimize.
[2024-06-01 13:46:09] [INFO ] Deduced a trap composed of 41 places in 35 ms of which 1 ms to minimize.
[2024-06-01 13:46:09] [INFO ] Deduced a trap composed of 56 places in 29 ms of which 0 ms to minimize.
[2024-06-01 13:46:09] [INFO ] Deduced a trap composed of 71 places in 51 ms of which 0 ms to minimize.
[2024-06-01 13:46:09] [INFO ] Deduced a trap composed of 88 places in 67 ms of which 0 ms to minimize.
[2024-06-01 13:46:09] [INFO ] Deduced a trap composed of 99 places in 81 ms of which 1 ms to minimize.
[2024-06-01 13:46:10] [INFO ] Deduced a trap composed of 117 places in 96 ms of which 1 ms to minimize.
[2024-06-01 13:46:10] [INFO ] Deduced a trap composed of 129 places in 78 ms of which 1 ms to minimize.
[2024-06-01 13:46:10] [INFO ] Deduced a trap composed of 145 places in 70 ms of which 1 ms to minimize.
[2024-06-01 13:46:10] [INFO ] Deduced a trap composed of 163 places in 79 ms of which 1 ms to minimize.
[2024-06-01 13:46:11] [INFO ] Deduced a trap composed of 173 places in 110 ms of which 2 ms to minimize.
[2024-06-01 13:46:11] [INFO ] Deduced a trap composed of 193 places in 73 ms of which 2 ms to minimize.
[2024-06-01 13:46:11] [INFO ] Deduced a trap composed of 202 places in 109 ms of which 2 ms to minimize.
[2024-06-01 13:46:12] [INFO ] Deduced a trap composed of 218 places in 108 ms of which 1 ms to minimize.
[2024-06-01 13:46:12] [INFO ] Deduced a trap composed of 234 places in 97 ms of which 2 ms to minimize.
[2024-06-01 13:46:12] [INFO ] Deduced a trap composed of 258 places in 121 ms of which 2 ms to minimize.
[2024-06-01 13:46:13] [INFO ] Deduced a trap composed of 278 places in 112 ms of which 2 ms to minimize.
[2024-06-01 13:46:13] [INFO ] Deduced a trap composed of 292 places in 118 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/936 variables, 20/351 constraints. Problems are: Problem set: 0 solved, 781 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 936/1722 variables, and 351 constraints, problems are : Problem set: 0 solved, 781 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/936 constraints, PredecessorRefiner: 0/781 constraints, Known Traps: 20/20 constraints]
After SMT, in 60148ms problems are : Problem set: 0 solved, 781 unsolved
Search for dead transitions found 0 dead transitions in 60155ms
Starting structural reductions in LI_LTL mode, iteration 1 : 936/1841 places, 786/1691 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 61632 ms. Remains : 936/1841 places, 786/1691 transitions.
Running random walk in product with property : ShieldPPPs-PT-030B-LTLFireability-03
Product exploration explored 100000 steps with 34227 reset in 554 ms.
Product exploration explored 100000 steps with 34182 reset in 661 ms.
Computed a total of 4 stabilizing places and 4 stable transitions
Computed a total of 4 stabilizing places and 4 stable transitions
Detected a total of 4/936 stabilizing places and 4/786 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p1) p2), (X (NOT (AND p1 (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT (OR (AND p0 (NOT p2)) (AND p1 (NOT p2))))), (X p2), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (NOT (AND (NOT p0) p1 (NOT p2)))), (X (NOT p0)), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT (OR (AND p0 (NOT p2)) (AND p1 (NOT p2)))))), (X (X p2)), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (NOT p0))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X p1), (X (NOT p1)), (X (X (NOT p1))), (X (X p1))]
Knowledge based reduction with 16 factoid took 378 ms. Reduced automaton from 6 states, 13 edges and 3 AP (stutter sensitive) to 6 states, 13 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 219 ms :[(NOT p2), (NOT p2), (AND (NOT p1) (NOT p2)), (NOT p2), true, (NOT p1)]
Reduction of identical properties reduced properties to check from 11 to 10
RANDOM walk for 40000 steps (17 resets) in 478 ms. (83 steps per ms) remains 2/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 263 ms. (151 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 254 ms. (156 steps per ms) remains 2/2 properties
[2024-06-01 13:46:19] [INFO ] Invariant cache hit.
Problem apf0 is UNSAT
Problem apf10 is UNSAT
After SMT solving in domain Real declared 5/1722 variables, and 0 constraints, problems are : Problem set: 2 solved, 0 unsolved in 13 ms.
Refiners :[Positive P Invariants (semi-flows): 0/331 constraints, State Equation: 0/936 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 21ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 2 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) (NOT p1) p2), (X (NOT (AND p1 (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT (OR (AND p0 (NOT p2)) (AND p1 (NOT p2))))), (X p2), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (NOT (AND (NOT p0) p1 (NOT p2)))), (X (NOT p0)), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT (OR (AND p0 (NOT p2)) (AND p1 (NOT p2)))))), (X (X p2)), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (NOT p0))), (F (OR (G p1) (G (NOT p1)))), (G (OR (NOT p1) p2)), (G (OR (NOT p1) p2 p0))]
False Knowledge obtained : [(X p1), (X (NOT p1)), (X (X (NOT p1))), (X (X p1)), (F (NOT p2)), (F (NOT (OR p1 p2))), (F (NOT (AND (NOT p1) (NOT p0)))), (F (NOT (AND (NOT p1) (NOT p0)))), (F (NOT (AND (OR (NOT p1) p2) (OR p2 (NOT p0))))), (F (NOT (OR (NOT p1) p0))), (F (NOT (OR p1 p2 p0))), (F p0), (F p1)]
Knowledge based reduction with 18 factoid took 714 ms. Reduced automaton from 6 states, 13 edges and 3 AP (stutter sensitive) to 4 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 116 ms :[(NOT p2), (NOT p2), (NOT p2), true]
Stuttering acceptance computed with spot in 117 ms :[(NOT p2), (NOT p2), (NOT p2), true]
Support contains 5 out of 936 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 936/936 places, 786/786 transitions.
Applied a total of 0 rules in 18 ms. Remains 936 /936 variables (removed 0) and now considering 786/786 (removed 0) transitions.
[2024-06-01 13:46:20] [INFO ] Invariant cache hit.
[2024-06-01 13:46:21] [INFO ] Implicit Places using invariants in 402 ms returned []
[2024-06-01 13:46:21] [INFO ] Invariant cache hit.
[2024-06-01 13:46:21] [INFO ] Implicit Places using invariants and state equation in 743 ms returned []
Implicit Place search using SMT with State Equation took 1184 ms to find 0 implicit places.
Running 781 sub problems to find dead transitions.
[2024-06-01 13:46:21] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/933 variables, 310/310 constraints. Problems are: Problem set: 0 solved, 781 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/933 variables, 0/310 constraints. Problems are: Problem set: 0 solved, 781 unsolved
At refinement iteration 2 (OVERLAPS) 3/936 variables, 21/331 constraints. Problems are: Problem set: 0 solved, 781 unsolved
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 936/1722 variables, and 331 constraints, problems are : Problem set: 0 solved, 781 unsolved in 30036 ms.
Refiners :[Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/936 constraints, PredecessorRefiner: 781/781 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 781 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/933 variables, 310/310 constraints. Problems are: Problem set: 0 solved, 781 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/933 variables, 0/310 constraints. Problems are: Problem set: 0 solved, 781 unsolved
At refinement iteration 2 (OVERLAPS) 3/936 variables, 21/331 constraints. Problems are: Problem set: 0 solved, 781 unsolved
[2024-06-01 13:47:12] [INFO ] Deduced a trap composed of 4 places in 31 ms of which 0 ms to minimize.
[2024-06-01 13:47:12] [INFO ] Deduced a trap composed of 13 places in 32 ms of which 1 ms to minimize.
[2024-06-01 13:47:12] [INFO ] Deduced a trap composed of 29 places in 39 ms of which 1 ms to minimize.
[2024-06-01 13:47:13] [INFO ] Deduced a trap composed of 41 places in 44 ms of which 1 ms to minimize.
[2024-06-01 13:47:13] [INFO ] Deduced a trap composed of 56 places in 47 ms of which 1 ms to minimize.
[2024-06-01 13:47:13] [INFO ] Deduced a trap composed of 71 places in 44 ms of which 1 ms to minimize.
[2024-06-01 13:47:13] [INFO ] Deduced a trap composed of 88 places in 54 ms of which 1 ms to minimize.
[2024-06-01 13:47:13] [INFO ] Deduced a trap composed of 99 places in 63 ms of which 1 ms to minimize.
[2024-06-01 13:47:14] [INFO ] Deduced a trap composed of 117 places in 69 ms of which 1 ms to minimize.
[2024-06-01 13:47:14] [INFO ] Deduced a trap composed of 129 places in 72 ms of which 1 ms to minimize.
[2024-06-01 13:47:14] [INFO ] Deduced a trap composed of 145 places in 81 ms of which 1 ms to minimize.
[2024-06-01 13:47:14] [INFO ] Deduced a trap composed of 163 places in 74 ms of which 2 ms to minimize.
[2024-06-01 13:47:15] [INFO ] Deduced a trap composed of 173 places in 81 ms of which 1 ms to minimize.
[2024-06-01 13:47:15] [INFO ] Deduced a trap composed of 193 places in 87 ms of which 2 ms to minimize.
[2024-06-01 13:47:15] [INFO ] Deduced a trap composed of 202 places in 111 ms of which 2 ms to minimize.
[2024-06-01 13:47:16] [INFO ] Deduced a trap composed of 218 places in 107 ms of which 2 ms to minimize.
[2024-06-01 13:47:16] [INFO ] Deduced a trap composed of 234 places in 113 ms of which 2 ms to minimize.
[2024-06-01 13:47:16] [INFO ] Deduced a trap composed of 258 places in 121 ms of which 2 ms to minimize.
[2024-06-01 13:47:17] [INFO ] Deduced a trap composed of 278 places in 130 ms of which 2 ms to minimize.
[2024-06-01 13:47:17] [INFO ] Deduced a trap composed of 292 places in 122 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/936 variables, 20/351 constraints. Problems are: Problem set: 0 solved, 781 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 936/1722 variables, and 351 constraints, problems are : Problem set: 0 solved, 781 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/936 constraints, PredecessorRefiner: 0/781 constraints, Known Traps: 20/20 constraints]
After SMT, in 60181ms problems are : Problem set: 0 solved, 781 unsolved
Search for dead transitions found 0 dead transitions in 60188ms
Finished structural reductions in LTL mode , in 1 iterations and 61394 ms. Remains : 936/936 places, 786/786 transitions.
Computed a total of 4 stabilizing places and 4 stable transitions
Computed a total of 4 stabilizing places and 4 stable transitions
Detected a total of 4/936 stabilizing places and 4/786 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p1) p2), (X p2), (X (NOT (AND (NOT p2) (NOT p0)))), (X (NOT p0)), (X (NOT (AND (NOT p2) p0))), (X (X p2)), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p2) p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 10 factoid took 206 ms. Reduced automaton from 4 states, 7 edges and 3 AP (stutter sensitive) to 4 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 135 ms :[(NOT p2), (NOT p2), (NOT p2), true]
RANDOM walk for 34968 steps (15 resets) in 524 ms. (66 steps per ms) remains 0/6 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1) p2), (X p2), (X (NOT (AND (NOT p2) (NOT p0)))), (X (NOT p0)), (X (NOT (AND (NOT p2) p0))), (X (X p2)), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p2) p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F p0), (F (NOT (OR p2 (NOT p0)))), (F p1), (F (NOT p2)), (F (NOT (OR p2 p0))), (F (NOT (AND (NOT p1) (NOT p0))))]
Knowledge based reduction with 10 factoid took 402 ms. Reduced automaton from 4 states, 7 edges and 3 AP (stutter sensitive) to 4 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 114 ms :[(NOT p2), (NOT p2), (NOT p2), true]
Stuttering acceptance computed with spot in 104 ms :[(NOT p2), (NOT p2), (NOT p2), true]
Stuttering acceptance computed with spot in 96 ms :[(NOT p2), (NOT p2), (NOT p2), true]
Product exploration explored 100000 steps with 34245 reset in 564 ms.
Product exploration explored 100000 steps with 34189 reset in 647 ms.
Applying partial POR strategy [false, true, false, true]
Stuttering acceptance computed with spot in 105 ms :[(NOT p2), (NOT p2), (NOT p2), true]
Support contains 5 out of 936 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 936/936 places, 786/786 transitions.
Applied a total of 0 rules in 17 ms. Remains 936 /936 variables (removed 0) and now considering 786/786 (removed 0) transitions.
[2024-06-01 13:47:24] [INFO ] Redundant transitions in 7 ms returned []
Running 781 sub problems to find dead transitions.
[2024-06-01 13:47:24] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/933 variables, 310/310 constraints. Problems are: Problem set: 0 solved, 781 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/933 variables, 0/310 constraints. Problems are: Problem set: 0 solved, 781 unsolved
At refinement iteration 2 (OVERLAPS) 3/936 variables, 21/331 constraints. Problems are: Problem set: 0 solved, 781 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 936/1722 variables, and 331 constraints, problems are : Problem set: 0 solved, 781 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/936 constraints, PredecessorRefiner: 781/781 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 781 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/933 variables, 310/310 constraints. Problems are: Problem set: 0 solved, 781 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/933 variables, 0/310 constraints. Problems are: Problem set: 0 solved, 781 unsolved
At refinement iteration 2 (OVERLAPS) 3/936 variables, 21/331 constraints. Problems are: Problem set: 0 solved, 781 unsolved
[2024-06-01 13:48:16] [INFO ] Deduced a trap composed of 4 places in 32 ms of which 1 ms to minimize.
[2024-06-01 13:48:16] [INFO ] Deduced a trap composed of 13 places in 29 ms of which 1 ms to minimize.
[2024-06-01 13:48:16] [INFO ] Deduced a trap composed of 29 places in 29 ms of which 0 ms to minimize.
[2024-06-01 13:48:17] [INFO ] Deduced a trap composed of 41 places in 47 ms of which 1 ms to minimize.
[2024-06-01 13:48:17] [INFO ] Deduced a trap composed of 56 places in 51 ms of which 1 ms to minimize.
[2024-06-01 13:48:17] [INFO ] Deduced a trap composed of 71 places in 46 ms of which 1 ms to minimize.
[2024-06-01 13:48:17] [INFO ] Deduced a trap composed of 88 places in 42 ms of which 1 ms to minimize.
[2024-06-01 13:48:17] [INFO ] Deduced a trap composed of 99 places in 64 ms of which 1 ms to minimize.
[2024-06-01 13:48:18] [INFO ] Deduced a trap composed of 117 places in 78 ms of which 1 ms to minimize.
[2024-06-01 13:48:18] [INFO ] Deduced a trap composed of 129 places in 69 ms of which 1 ms to minimize.
[2024-06-01 13:48:18] [INFO ] Deduced a trap composed of 145 places in 79 ms of which 2 ms to minimize.
[2024-06-01 13:48:18] [INFO ] Deduced a trap composed of 163 places in 81 ms of which 1 ms to minimize.
[2024-06-01 13:48:19] [INFO ] Deduced a trap composed of 173 places in 88 ms of which 2 ms to minimize.
[2024-06-01 13:48:19] [INFO ] Deduced a trap composed of 193 places in 93 ms of which 1 ms to minimize.
[2024-06-01 13:48:19] [INFO ] Deduced a trap composed of 202 places in 109 ms of which 2 ms to minimize.
[2024-06-01 13:48:20] [INFO ] Deduced a trap composed of 218 places in 114 ms of which 2 ms to minimize.
[2024-06-01 13:48:20] [INFO ] Deduced a trap composed of 234 places in 120 ms of which 3 ms to minimize.
[2024-06-01 13:48:20] [INFO ] Deduced a trap composed of 258 places in 134 ms of which 2 ms to minimize.
[2024-06-01 13:48:21] [INFO ] Deduced a trap composed of 278 places in 154 ms of which 3 ms to minimize.
[2024-06-01 13:48:21] [INFO ] Deduced a trap composed of 292 places in 145 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/936 variables, 20/351 constraints. Problems are: Problem set: 0 solved, 781 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 936/1722 variables, and 351 constraints, problems are : Problem set: 0 solved, 781 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/936 constraints, PredecessorRefiner: 0/781 constraints, Known Traps: 20/20 constraints]
After SMT, in 60170ms problems are : Problem set: 0 solved, 781 unsolved
Search for dead transitions found 0 dead transitions in 60176ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 60211 ms. Remains : 936/936 places, 786/786 transitions.
Support contains 5 out of 936 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 936/936 places, 786/786 transitions.
Applied a total of 0 rules in 13 ms. Remains 936 /936 variables (removed 0) and now considering 786/786 (removed 0) transitions.
[2024-06-01 13:48:24] [INFO ] Invariant cache hit.
[2024-06-01 13:48:25] [INFO ] Implicit Places using invariants in 423 ms returned []
[2024-06-01 13:48:25] [INFO ] Invariant cache hit.
[2024-06-01 13:48:26] [INFO ] Implicit Places using invariants and state equation in 810 ms returned []
Implicit Place search using SMT with State Equation took 1274 ms to find 0 implicit places.
Running 781 sub problems to find dead transitions.
[2024-06-01 13:48:26] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/933 variables, 310/310 constraints. Problems are: Problem set: 0 solved, 781 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/933 variables, 0/310 constraints. Problems are: Problem set: 0 solved, 781 unsolved
At refinement iteration 2 (OVERLAPS) 3/936 variables, 21/331 constraints. Problems are: Problem set: 0 solved, 781 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 936/1722 variables, and 331 constraints, problems are : Problem set: 0 solved, 781 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/936 constraints, PredecessorRefiner: 781/781 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 781 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/933 variables, 310/310 constraints. Problems are: Problem set: 0 solved, 781 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/933 variables, 0/310 constraints. Problems are: Problem set: 0 solved, 781 unsolved
At refinement iteration 2 (OVERLAPS) 3/936 variables, 21/331 constraints. Problems are: Problem set: 0 solved, 781 unsolved
[2024-06-01 13:49:18] [INFO ] Deduced a trap composed of 4 places in 38 ms of which 1 ms to minimize.
[2024-06-01 13:49:18] [INFO ] Deduced a trap composed of 13 places in 29 ms of which 1 ms to minimize.
[2024-06-01 13:49:18] [INFO ] Deduced a trap composed of 29 places in 52 ms of which 1 ms to minimize.
[2024-06-01 13:49:18] [INFO ] Deduced a trap composed of 41 places in 38 ms of which 1 ms to minimize.
[2024-06-01 13:49:18] [INFO ] Deduced a trap composed of 56 places in 53 ms of which 0 ms to minimize.
[2024-06-01 13:49:19] [INFO ] Deduced a trap composed of 71 places in 54 ms of which 1 ms to minimize.
[2024-06-01 13:49:19] [INFO ] Deduced a trap composed of 88 places in 62 ms of which 1 ms to minimize.
[2024-06-01 13:49:19] [INFO ] Deduced a trap composed of 99 places in 56 ms of which 1 ms to minimize.
[2024-06-01 13:49:19] [INFO ] Deduced a trap composed of 117 places in 58 ms of which 1 ms to minimize.
[2024-06-01 13:49:20] [INFO ] Deduced a trap composed of 129 places in 74 ms of which 2 ms to minimize.
[2024-06-01 13:49:20] [INFO ] Deduced a trap composed of 145 places in 76 ms of which 1 ms to minimize.
[2024-06-01 13:49:20] [INFO ] Deduced a trap composed of 163 places in 81 ms of which 1 ms to minimize.
[2024-06-01 13:49:20] [INFO ] Deduced a trap composed of 173 places in 87 ms of which 2 ms to minimize.
[2024-06-01 13:49:21] [INFO ] Deduced a trap composed of 193 places in 92 ms of which 2 ms to minimize.
[2024-06-01 13:49:21] [INFO ] Deduced a trap composed of 202 places in 108 ms of which 2 ms to minimize.
[2024-06-01 13:49:21] [INFO ] Deduced a trap composed of 218 places in 114 ms of which 2 ms to minimize.
[2024-06-01 13:49:22] [INFO ] Deduced a trap composed of 234 places in 110 ms of which 2 ms to minimize.
[2024-06-01 13:49:22] [INFO ] Deduced a trap composed of 258 places in 129 ms of which 2 ms to minimize.
[2024-06-01 13:49:22] [INFO ] Deduced a trap composed of 278 places in 132 ms of which 2 ms to minimize.
[2024-06-01 13:49:23] [INFO ] Deduced a trap composed of 292 places in 129 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/936 variables, 20/351 constraints. Problems are: Problem set: 0 solved, 781 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 936/1722 variables, and 351 constraints, problems are : Problem set: 0 solved, 781 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/936 constraints, PredecessorRefiner: 0/781 constraints, Known Traps: 20/20 constraints]
After SMT, in 60132ms problems are : Problem set: 0 solved, 781 unsolved
Search for dead transitions found 0 dead transitions in 60139ms
Finished structural reductions in LTL mode , in 1 iterations and 61427 ms. Remains : 936/936 places, 786/786 transitions.
Treatment of property ShieldPPPs-PT-030B-LTLFireability-03 finished in 250874 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||F(p0)))))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((p0||F(p1)))))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((F(p0)&&X(X(F(p1)))))))'
Found a Shortening insensitive property : ShieldPPPs-PT-030B-LTLFireability-11
Stuttering acceptance computed with spot in 218 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1)]
Support contains 2 out of 1841 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 1841/1841 places, 1691/1691 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 211 transitions
Trivial Post-agglo rules discarded 211 transitions
Performed 211 trivial Post agglomeration. Transition count delta: 211
Iterating post reduction 0 with 211 rules applied. Total rules applied 211 place count 1840 transition count 1479
Reduce places removed 211 places and 0 transitions.
Iterating post reduction 1 with 211 rules applied. Total rules applied 422 place count 1629 transition count 1479
Performed 149 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 149 Pre rules applied. Total rules applied 422 place count 1629 transition count 1330
Deduced a syphon composed of 149 places in 2 ms
Reduce places removed 149 places and 0 transitions.
Iterating global reduction 2 with 298 rules applied. Total rules applied 720 place count 1480 transition count 1330
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 728 place count 1472 transition count 1322
Iterating global reduction 2 with 8 rules applied. Total rules applied 736 place count 1472 transition count 1322
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 6 Pre rules applied. Total rules applied 736 place count 1472 transition count 1316
Deduced a syphon composed of 6 places in 2 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 748 place count 1466 transition count 1316
Performed 531 Post agglomeration using F-continuation condition.Transition count delta: 531
Deduced a syphon composed of 531 places in 0 ms
Reduce places removed 531 places and 0 transitions.
Iterating global reduction 2 with 1062 rules applied. Total rules applied 1810 place count 935 transition count 785
Renaming transitions due to excessive name length > 1024 char.
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 1812 place count 933 transition count 783
Applied a total of 1812 rules in 285 ms. Remains 933 /1841 variables (removed 908) and now considering 783/1691 (removed 908) transitions.
// Phase 1: matrix 783 rows 933 cols
[2024-06-01 13:49:27] [INFO ] Computed 331 invariants in 2 ms
[2024-06-01 13:49:27] [INFO ] Implicit Places using invariants in 426 ms returned []
[2024-06-01 13:49:27] [INFO ] Invariant cache hit.
[2024-06-01 13:49:28] [INFO ] Implicit Places using invariants and state equation in 749 ms returned []
Implicit Place search using SMT with State Equation took 1214 ms to find 0 implicit places.
Running 780 sub problems to find dead transitions.
[2024-06-01 13:49:28] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/932 variables, 330/330 constraints. Problems are: Problem set: 0 solved, 780 unsolved
[2024-06-01 13:49:46] [INFO ] Deduced a trap composed of 13 places in 30 ms of which 0 ms to minimize.
[2024-06-01 13:49:47] [INFO ] Deduced a trap composed of 28 places in 36 ms of which 1 ms to minimize.
[2024-06-01 13:49:47] [INFO ] Deduced a trap composed of 42 places in 37 ms of which 1 ms to minimize.
[2024-06-01 13:49:47] [INFO ] Deduced a trap composed of 56 places in 51 ms of which 1 ms to minimize.
[2024-06-01 13:49:47] [INFO ] Deduced a trap composed of 73 places in 52 ms of which 1 ms to minimize.
[2024-06-01 13:49:48] [INFO ] Deduced a trap composed of 85 places in 54 ms of which 1 ms to minimize.
[2024-06-01 13:49:48] [INFO ] Deduced a trap composed of 103 places in 63 ms of which 1 ms to minimize.
[2024-06-01 13:49:48] [INFO ] Deduced a trap composed of 115 places in 67 ms of which 1 ms to minimize.
[2024-06-01 13:49:48] [INFO ] Deduced a trap composed of 131 places in 73 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/932 variables, 9/339 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 0.0)
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(s648 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 932/1716 variables, and 339 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 330/331 constraints, State Equation: 0/933 constraints, PredecessorRefiner: 780/780 constraints, Known Traps: 9/9 constraints]
Escalating to Integer solving :Problem set: 0 solved, 780 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/932 variables, 330/330 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/932 variables, 9/339 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/932 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 3 (OVERLAPS) 1/933 variables, 1/340 constraints. Problems are: Problem set: 0 solved, 780 unsolved
[2024-06-01 13:50:23] [INFO ] Deduced a trap composed of 102 places in 53 ms of which 1 ms to minimize.
[2024-06-01 13:50:23] [INFO ] Deduced a trap composed of 101 places in 74 ms of which 1 ms to minimize.
[2024-06-01 13:50:23] [INFO ] Deduced a trap composed of 102 places in 61 ms of which 1 ms to minimize.
[2024-06-01 13:50:23] [INFO ] Deduced a trap composed of 103 places in 69 ms of which 1 ms to minimize.
[2024-06-01 13:50:23] [INFO ] Deduced a trap composed of 103 places in 63 ms of which 1 ms to minimize.
[2024-06-01 13:50:23] [INFO ] Deduced a trap composed of 25 places in 57 ms of which 1 ms to minimize.
[2024-06-01 13:50:24] [INFO ] Deduced a trap composed of 146 places in 66 ms of which 1 ms to minimize.
[2024-06-01 13:50:24] [INFO ] Deduced a trap composed of 164 places in 119 ms of which 1 ms to minimize.
[2024-06-01 13:50:24] [INFO ] Deduced a trap composed of 179 places in 99 ms of which 1 ms to minimize.
[2024-06-01 13:50:24] [INFO ] Deduced a trap composed of 193 places in 103 ms of which 1 ms to minimize.
[2024-06-01 13:50:25] [INFO ] Deduced a trap composed of 203 places in 118 ms of which 2 ms to minimize.
[2024-06-01 13:50:25] [INFO ] Deduced a trap composed of 220 places in 105 ms of which 2 ms to minimize.
[2024-06-01 13:50:25] [INFO ] Deduced a trap composed of 233 places in 111 ms of which 2 ms to minimize.
[2024-06-01 13:50:26] [INFO ] Deduced a trap composed of 255 places in 116 ms of which 3 ms to minimize.
[2024-06-01 13:50:26] [INFO ] Deduced a trap composed of 268 places in 113 ms of which 2 ms to minimize.
[2024-06-01 13:50:26] [INFO ] Deduced a trap composed of 284 places in 135 ms of which 3 ms to minimize.
[2024-06-01 13:50:27] [INFO ] Deduced a trap composed of 293 places in 129 ms of which 2 ms to minimize.
[2024-06-01 13:50:27] [INFO ] Deduced a trap composed of 310 places in 134 ms of which 2 ms to minimize.
[2024-06-01 13:50:28] [INFO ] Deduced a trap composed of 324 places in 154 ms of which 3 ms to minimize.
[2024-06-01 13:50:28] [INFO ] Deduced a trap composed of 334 places in 147 ms of which 3 ms to minimize.
SMT process timed out in 60140ms, After SMT, problems are : Problem set: 0 solved, 780 unsolved
Search for dead transitions found 0 dead transitions in 60146ms
Starting structural reductions in LI_LTL mode, iteration 1 : 933/1841 places, 783/1691 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 61647 ms. Remains : 933/1841 places, 783/1691 transitions.
Running random walk in product with property : ShieldPPPs-PT-030B-LTLFireability-11
Product exploration explored 100000 steps with 110 reset in 689 ms.
Product exploration explored 100000 steps with 108 reset in 840 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 1 factoid took 124 ms. Reduced automaton from 6 states, 7 edges and 2 AP (stutter sensitive) to 6 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 187 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1)]
RANDOM walk for 5194 steps (0 resets) in 54 ms. (94 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p1), (F p0)]
Knowledge based reduction with 1 factoid took 193 ms. Reduced automaton from 6 states, 7 edges and 2 AP (stutter sensitive) to 6 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 190 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 202 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1)]
[2024-06-01 13:50:30] [INFO ] Invariant cache hit.
[2024-06-01 13:50:31] [INFO ] [Real]Absence check using 331 positive place invariants in 150 ms returned sat
[2024-06-01 13:50:33] [INFO ] [Real]Absence check using state equation in 1547 ms returned sat
[2024-06-01 13:50:33] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:50:33] [INFO ] [Nat]Absence check using 331 positive place invariants in 131 ms returned sat
[2024-06-01 13:50:35] [INFO ] [Nat]Absence check using state equation in 1431 ms returned sat
[2024-06-01 13:50:35] [INFO ] Computed and/alt/rep : 780/1497/780 causal constraints (skipped 0 transitions) in 42 ms.
[2024-06-01 13:50:48] [INFO ] Added : 715 causal constraints over 143 iterations in 12955 ms. Result :unknown
Could not prove EG (NOT p0)
[2024-06-01 13:50:48] [INFO ] Invariant cache hit.
[2024-06-01 13:50:48] [INFO ] [Real]Absence check using 331 positive place invariants in 141 ms returned sat
[2024-06-01 13:50:50] [INFO ] [Real]Absence check using state equation in 2015 ms returned sat
[2024-06-01 13:50:50] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:50:51] [INFO ] [Nat]Absence check using 331 positive place invariants in 136 ms returned sat
[2024-06-01 13:50:52] [INFO ] [Nat]Absence check using state equation in 1529 ms returned sat
[2024-06-01 13:50:53] [INFO ] Computed and/alt/rep : 780/1497/780 causal constraints (skipped 0 transitions) in 37 ms.
Could not prove EG (NOT p1)
Support contains 2 out of 933 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 933/933 places, 783/783 transitions.
Applied a total of 0 rules in 14 ms. Remains 933 /933 variables (removed 0) and now considering 783/783 (removed 0) transitions.
[2024-06-01 13:51:05] [INFO ] Invariant cache hit.
[2024-06-01 13:51:06] [INFO ] Implicit Places using invariants in 392 ms returned []
[2024-06-01 13:51:06] [INFO ] Invariant cache hit.
[2024-06-01 13:51:07] [INFO ] Implicit Places using invariants and state equation in 798 ms returned []
Implicit Place search using SMT with State Equation took 1213 ms to find 0 implicit places.
Running 780 sub problems to find dead transitions.
[2024-06-01 13:51:07] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/932 variables, 330/330 constraints. Problems are: Problem set: 0 solved, 780 unsolved
[2024-06-01 13:51:26] [INFO ] Deduced a trap composed of 13 places in 23 ms of which 0 ms to minimize.
[2024-06-01 13:51:27] [INFO ] Deduced a trap composed of 28 places in 30 ms of which 0 ms to minimize.
[2024-06-01 13:51:27] [INFO ] Deduced a trap composed of 42 places in 47 ms of which 1 ms to minimize.
[2024-06-01 13:51:27] [INFO ] Deduced a trap composed of 56 places in 58 ms of which 1 ms to minimize.
[2024-06-01 13:51:27] [INFO ] Deduced a trap composed of 73 places in 54 ms of which 1 ms to minimize.
[2024-06-01 13:51:27] [INFO ] Deduced a trap composed of 85 places in 52 ms of which 1 ms to minimize.
[2024-06-01 13:51:28] [INFO ] Deduced a trap composed of 103 places in 74 ms of which 1 ms to minimize.
[2024-06-01 13:51:28] [INFO ] Deduced a trap composed of 115 places in 71 ms of which 1 ms to minimize.
[2024-06-01 13:51:28] [INFO ] Deduced a trap composed of 131 places in 77 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/932 variables, 9/339 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 932/1716 variables, and 339 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 330/331 constraints, State Equation: 0/933 constraints, PredecessorRefiner: 780/780 constraints, Known Traps: 9/9 constraints]
Escalating to Integer solving :Problem set: 0 solved, 780 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/932 variables, 330/330 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/932 variables, 9/339 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/932 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 3 (OVERLAPS) 1/933 variables, 1/340 constraints. Problems are: Problem set: 0 solved, 780 unsolved
[2024-06-01 13:51:59] [INFO ] Deduced a trap composed of 102 places in 68 ms of which 1 ms to minimize.
[2024-06-01 13:51:59] [INFO ] Deduced a trap composed of 101 places in 54 ms of which 1 ms to minimize.
[2024-06-01 13:52:00] [INFO ] Deduced a trap composed of 102 places in 67 ms of which 1 ms to minimize.
[2024-06-01 13:52:00] [INFO ] Deduced a trap composed of 103 places in 65 ms of which 1 ms to minimize.
[2024-06-01 13:52:00] [INFO ] Deduced a trap composed of 103 places in 53 ms of which 1 ms to minimize.
[2024-06-01 13:52:00] [INFO ] Deduced a trap composed of 25 places in 59 ms of which 1 ms to minimize.
[2024-06-01 13:52:00] [INFO ] Deduced a trap composed of 146 places in 76 ms of which 1 ms to minimize.
[2024-06-01 13:52:01] [INFO ] Deduced a trap composed of 164 places in 90 ms of which 1 ms to minimize.
[2024-06-01 13:52:01] [INFO ] Deduced a trap composed of 179 places in 102 ms of which 2 ms to minimize.
[2024-06-01 13:52:01] [INFO ] Deduced a trap composed of 193 places in 104 ms of which 1 ms to minimize.
[2024-06-01 13:52:01] [INFO ] Deduced a trap composed of 203 places in 110 ms of which 2 ms to minimize.
[2024-06-01 13:52:02] [INFO ] Deduced a trap composed of 220 places in 120 ms of which 2 ms to minimize.
[2024-06-01 13:52:02] [INFO ] Deduced a trap composed of 233 places in 96 ms of which 2 ms to minimize.
[2024-06-01 13:52:02] [INFO ] Deduced a trap composed of 255 places in 125 ms of which 2 ms to minimize.
[2024-06-01 13:52:03] [INFO ] Deduced a trap composed of 268 places in 117 ms of which 6 ms to minimize.
[2024-06-01 13:52:03] [INFO ] Deduced a trap composed of 284 places in 130 ms of which 2 ms to minimize.
[2024-06-01 13:52:04] [INFO ] Deduced a trap composed of 293 places in 133 ms of which 3 ms to minimize.
[2024-06-01 13:52:04] [INFO ] Deduced a trap composed of 310 places in 135 ms of which 2 ms to minimize.
[2024-06-01 13:52:04] [INFO ] Deduced a trap composed of 324 places in 142 ms of which 2 ms to minimize.
[2024-06-01 13:52:05] [INFO ] Deduced a trap composed of 334 places in 144 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/933 variables, 20/360 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 0)
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0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 933/1716 variables, and 360 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/933 constraints, PredecessorRefiner: 0/780 constraints, Known Traps: 29/29 constraints]
After SMT, in 60140ms problems are : Problem set: 0 solved, 780 unsolved
Search for dead transitions found 0 dead transitions in 60147ms
Finished structural reductions in LTL mode , in 1 iterations and 61376 ms. Remains : 933/933 places, 783/783 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 1 factoid took 115 ms. Reduced automaton from 6 states, 7 edges and 2 AP (stutter sensitive) to 6 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 245 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1)]
RANDOM walk for 5227 steps (0 resets) in 56 ms. (91 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p1), (F p0)]
Knowledge based reduction with 1 factoid took 149 ms. Reduced automaton from 6 states, 7 edges and 2 AP (stutter sensitive) to 6 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 205 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 212 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1)]
[2024-06-01 13:52:08] [INFO ] Invariant cache hit.
[2024-06-01 13:52:08] [INFO ] [Real]Absence check using 331 positive place invariants in 143 ms returned sat
[2024-06-01 13:52:10] [INFO ] [Real]Absence check using state equation in 1580 ms returned sat
[2024-06-01 13:52:10] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:52:11] [INFO ] [Nat]Absence check using 331 positive place invariants in 136 ms returned sat
[2024-06-01 13:52:12] [INFO ] [Nat]Absence check using state equation in 1519 ms returned sat
[2024-06-01 13:52:12] [INFO ] Computed and/alt/rep : 780/1497/780 causal constraints (skipped 0 transitions) in 37 ms.
[2024-06-01 13:52:25] [INFO ] Added : 705 causal constraints over 141 iterations in 12861 ms. Result :unknown
Could not prove EG (NOT p0)
[2024-06-01 13:52:25] [INFO ] Invariant cache hit.
[2024-06-01 13:52:26] [INFO ] [Real]Absence check using 331 positive place invariants in 146 ms returned sat
[2024-06-01 13:52:28] [INFO ] [Real]Absence check using state equation in 2033 ms returned sat
[2024-06-01 13:52:28] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:52:28] [INFO ] [Nat]Absence check using 331 positive place invariants in 135 ms returned sat
[2024-06-01 13:52:30] [INFO ] [Nat]Absence check using state equation in 1538 ms returned sat
[2024-06-01 13:52:30] [INFO ] Computed and/alt/rep : 780/1497/780 causal constraints (skipped 0 transitions) in 37 ms.
[2024-06-01 13:52:43] [INFO ] Added : 675 causal constraints over 135 iterations in 12836 ms. Result :unknown
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 193 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 103 reset in 694 ms.
Product exploration explored 100000 steps with 111 reset in 852 ms.
Applying partial POR strategy [false, false, false, true, false, true]
Stuttering acceptance computed with spot in 198 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1)]
Support contains 2 out of 933 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 933/933 places, 783/783 transitions.
Applied a total of 0 rules in 23 ms. Remains 933 /933 variables (removed 0) and now considering 783/783 (removed 0) transitions.
[2024-06-01 13:52:45] [INFO ] Redundant transitions in 8 ms returned []
Running 780 sub problems to find dead transitions.
[2024-06-01 13:52:45] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/932 variables, 330/330 constraints. Problems are: Problem set: 0 solved, 780 unsolved
[2024-06-01 13:53:05] [INFO ] Deduced a trap composed of 13 places in 31 ms of which 1 ms to minimize.
[2024-06-01 13:53:05] [INFO ] Deduced a trap composed of 28 places in 36 ms of which 4 ms to minimize.
[2024-06-01 13:53:05] [INFO ] Deduced a trap composed of 42 places in 35 ms of which 0 ms to minimize.
[2024-06-01 13:53:05] [INFO ] Deduced a trap composed of 56 places in 48 ms of which 0 ms to minimize.
[2024-06-01 13:53:06] [INFO ] Deduced a trap composed of 73 places in 45 ms of which 1 ms to minimize.
[2024-06-01 13:53:06] [INFO ] Deduced a trap composed of 85 places in 60 ms of which 1 ms to minimize.
[2024-06-01 13:53:06] [INFO ] Deduced a trap composed of 103 places in 46 ms of which 1 ms to minimize.
[2024-06-01 13:53:06] [INFO ] Deduced a trap composed of 115 places in 69 ms of which 1 ms to minimize.
[2024-06-01 13:53:07] [INFO ] Deduced a trap composed of 131 places in 72 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/932 variables, 9/339 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 932/1716 variables, and 339 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 330/331 constraints, State Equation: 0/933 constraints, PredecessorRefiner: 780/780 constraints, Known Traps: 9/9 constraints]
Escalating to Integer solving :Problem set: 0 solved, 780 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/932 variables, 330/330 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/932 variables, 9/339 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/932 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 3 (OVERLAPS) 1/933 variables, 1/340 constraints. Problems are: Problem set: 0 solved, 780 unsolved
[2024-06-01 13:53:38] [INFO ] Deduced a trap composed of 102 places in 57 ms of which 2 ms to minimize.
[2024-06-01 13:53:38] [INFO ] Deduced a trap composed of 101 places in 64 ms of which 1 ms to minimize.
[2024-06-01 13:53:38] [INFO ] Deduced a trap composed of 102 places in 58 ms of which 1 ms to minimize.
[2024-06-01 13:53:38] [INFO ] Deduced a trap composed of 103 places in 56 ms of which 1 ms to minimize.
[2024-06-01 13:53:38] [INFO ] Deduced a trap composed of 103 places in 68 ms of which 1 ms to minimize.
[2024-06-01 13:53:38] [INFO ] Deduced a trap composed of 25 places in 62 ms of which 1 ms to minimize.
[2024-06-01 13:53:39] [INFO ] Deduced a trap composed of 146 places in 98 ms of which 1 ms to minimize.
[2024-06-01 13:53:39] [INFO ] Deduced a trap composed of 164 places in 86 ms of which 1 ms to minimize.
[2024-06-01 13:53:40] [INFO ] Deduced a trap composed of 179 places in 91 ms of which 1 ms to minimize.
[2024-06-01 13:53:40] [INFO ] Deduced a trap composed of 193 places in 93 ms of which 2 ms to minimize.
[2024-06-01 13:53:40] [INFO ] Deduced a trap composed of 203 places in 107 ms of which 2 ms to minimize.
[2024-06-01 13:53:40] [INFO ] Deduced a trap composed of 220 places in 110 ms of which 2 ms to minimize.
[2024-06-01 13:53:41] [INFO ] Deduced a trap composed of 233 places in 104 ms of which 2 ms to minimize.
[2024-06-01 13:53:41] [INFO ] Deduced a trap composed of 255 places in 126 ms of which 2 ms to minimize.
[2024-06-01 13:53:41] [INFO ] Deduced a trap composed of 268 places in 115 ms of which 2 ms to minimize.
[2024-06-01 13:53:42] [INFO ] Deduced a trap composed of 284 places in 122 ms of which 2 ms to minimize.
[2024-06-01 13:53:42] [INFO ] Deduced a trap composed of 293 places in 128 ms of which 3 ms to minimize.
[2024-06-01 13:53:43] [INFO ] Deduced a trap composed of 310 places in 143 ms of which 3 ms to minimize.
[2024-06-01 13:53:43] [INFO ] Deduced a trap composed of 324 places in 143 ms of which 3 ms to minimize.
[2024-06-01 13:53:43] [INFO ] Deduced a trap composed of 334 places in 137 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/933 variables, 20/360 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 933/1716 variables, and 360 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/933 constraints, PredecessorRefiner: 0/780 constraints, Known Traps: 29/29 constraints]
After SMT, in 60136ms problems are : Problem set: 0 solved, 780 unsolved
Search for dead transitions found 0 dead transitions in 60143ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 60185 ms. Remains : 933/933 places, 783/783 transitions.
Support contains 2 out of 933 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 933/933 places, 783/783 transitions.
Applied a total of 0 rules in 13 ms. Remains 933 /933 variables (removed 0) and now considering 783/783 (removed 0) transitions.
[2024-06-01 13:53:45] [INFO ] Invariant cache hit.
[2024-06-01 13:53:45] [INFO ] Implicit Places using invariants in 413 ms returned []
[2024-06-01 13:53:45] [INFO ] Invariant cache hit.
[2024-06-01 13:53:46] [INFO ] Implicit Places using invariants and state equation in 774 ms returned []
Implicit Place search using SMT with State Equation took 1219 ms to find 0 implicit places.
Running 780 sub problems to find dead transitions.
[2024-06-01 13:53:46] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/932 variables, 330/330 constraints. Problems are: Problem set: 0 solved, 780 unsolved
[2024-06-01 13:54:05] [INFO ] Deduced a trap composed of 13 places in 30 ms of which 0 ms to minimize.
[2024-06-01 13:54:05] [INFO ] Deduced a trap composed of 28 places in 33 ms of which 0 ms to minimize.
[2024-06-01 13:54:05] [INFO ] Deduced a trap composed of 42 places in 37 ms of which 0 ms to minimize.
[2024-06-01 13:54:05] [INFO ] Deduced a trap composed of 56 places in 47 ms of which 1 ms to minimize.
[2024-06-01 13:54:06] [INFO ] Deduced a trap composed of 73 places in 47 ms of which 1 ms to minimize.
[2024-06-01 13:54:06] [INFO ] Deduced a trap composed of 85 places in 52 ms of which 1 ms to minimize.
[2024-06-01 13:54:06] [INFO ] Deduced a trap composed of 103 places in 67 ms of which 2 ms to minimize.
[2024-06-01 13:54:06] [INFO ] Deduced a trap composed of 115 places in 56 ms of which 1 ms to minimize.
[2024-06-01 13:54:06] [INFO ] Deduced a trap composed of 131 places in 80 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/932 variables, 9/339 constraints. Problems are: Problem set: 0 solved, 780 unsolved
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 932/1716 variables, and 339 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 330/331 constraints, State Equation: 0/933 constraints, PredecessorRefiner: 780/780 constraints, Known Traps: 9/9 constraints]
Escalating to Integer solving :Problem set: 0 solved, 780 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/932 variables, 330/330 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/932 variables, 9/339 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/932 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 3 (OVERLAPS) 1/933 variables, 1/340 constraints. Problems are: Problem set: 0 solved, 780 unsolved
[2024-06-01 13:54:39] [INFO ] Deduced a trap composed of 102 places in 58 ms of which 1 ms to minimize.
[2024-06-01 13:54:39] [INFO ] Deduced a trap composed of 101 places in 78 ms of which 1 ms to minimize.
[2024-06-01 13:54:39] [INFO ] Deduced a trap composed of 102 places in 73 ms of which 1 ms to minimize.
[2024-06-01 13:54:39] [INFO ] Deduced a trap composed of 103 places in 70 ms of which 1 ms to minimize.
[2024-06-01 13:54:39] [INFO ] Deduced a trap composed of 103 places in 69 ms of which 1 ms to minimize.
[2024-06-01 13:54:39] [INFO ] Deduced a trap composed of 25 places in 73 ms of which 1 ms to minimize.
[2024-06-01 13:54:40] [INFO ] Deduced a trap composed of 146 places in 109 ms of which 2 ms to minimize.
[2024-06-01 13:54:40] [INFO ] Deduced a trap composed of 164 places in 83 ms of which 1 ms to minimize.
[2024-06-01 13:54:41] [INFO ] Deduced a trap composed of 179 places in 87 ms of which 2 ms to minimize.
[2024-06-01 13:54:41] [INFO ] Deduced a trap composed of 193 places in 101 ms of which 1 ms to minimize.
[2024-06-01 13:54:41] [INFO ] Deduced a trap composed of 203 places in 109 ms of which 1 ms to minimize.
[2024-06-01 13:54:42] [INFO ] Deduced a trap composed of 220 places in 108 ms of which 2 ms to minimize.
[2024-06-01 13:54:42] [INFO ] Deduced a trap composed of 233 places in 124 ms of which 2 ms to minimize.
[2024-06-01 13:54:42] [INFO ] Deduced a trap composed of 255 places in 113 ms of which 2 ms to minimize.
[2024-06-01 13:54:43] [INFO ] Deduced a trap composed of 268 places in 136 ms of which 2 ms to minimize.
[2024-06-01 13:54:43] [INFO ] Deduced a trap composed of 284 places in 124 ms of which 2 ms to minimize.
[2024-06-01 13:54:43] [INFO ] Deduced a trap composed of 293 places in 137 ms of which 2 ms to minimize.
[2024-06-01 13:54:44] [INFO ] Deduced a trap composed of 310 places in 165 ms of which 2 ms to minimize.
[2024-06-01 13:54:44] [INFO ] Deduced a trap composed of 324 places in 154 ms of which 2 ms to minimize.
[2024-06-01 13:54:45] [INFO ] Deduced a trap composed of 334 places in 154 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/933 variables, 20/360 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 933/1716 variables, and 360 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 0/933 constraints, PredecessorRefiner: 0/780 constraints, Known Traps: 29/29 constraints]
After SMT, in 60162ms problems are : Problem set: 0 solved, 780 unsolved
Search for dead transitions found 0 dead transitions in 60168ms
Finished structural reductions in LTL mode , in 1 iterations and 61407 ms. Remains : 933/933 places, 783/783 transitions.
Treatment of property ShieldPPPs-PT-030B-LTLFireability-11 finished in 320366 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
[2024-06-01 13:54:47] [INFO ] Flatten gal took : 72 ms
[2024-06-01 13:54:47] [INFO ] Export to MCC of 8 properties in file /home/mcc/execution/LTLFireability.sr.xml took 2 ms.
[2024-06-01 13:54:47] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 1841 places, 1691 transitions and 4822 arcs took 11 ms.
Total runtime 2877973 ms.
There are residual formulas that ITS could not solve within timeout

BK_TIME_CONFINEMENT_REACHED

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
mcc2024