fond
Model Checking Contest 2023
13th edition, Paris, France, April 26, 2023 (at TOOLympics II)
Execution of r297-tall-167873950400428
Last Updated
May 14, 2023

About the Execution of LTSMin+red for PolyORBLF-COL-S04J06T08

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
4545.111 1328700.00 4049267.00 1576.00 ?FFFFFF?F?FTFFT? normal

Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r297-tall-167873950400428.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.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 2-5348
Executing tool ltsminxred
Input is PolyORBLF-COL-S04J06T08, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r297-tall-167873950400428
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 544K
-rw-r--r-- 1 mcc users 9.3K Feb 26 14:12 CTLCardinality.txt
-rw-r--r-- 1 mcc users 89K Feb 26 14:12 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K Feb 26 14:10 CTLFireability.txt
-rw-r--r-- 1 mcc users 51K Feb 26 14:10 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.3K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.4K Feb 25 16:35 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Feb 25 16:35 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Feb 25 16:35 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 16:35 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.8K Feb 26 14:21 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 60K Feb 26 14:21 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.4K Feb 26 14:19 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 54K Feb 26 14:19 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Feb 25 16:35 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Feb 25 16:35 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 equiv_pt
-rw-r--r-- 1 mcc users 10 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 154K Mar 5 18:23 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 PolyORBLF-COL-S04J06T08-LTLFireability-00
FORMULA_NAME PolyORBLF-COL-S04J06T08-LTLFireability-01
FORMULA_NAME PolyORBLF-COL-S04J06T08-LTLFireability-02
FORMULA_NAME PolyORBLF-COL-S04J06T08-LTLFireability-03
FORMULA_NAME PolyORBLF-COL-S04J06T08-LTLFireability-04
FORMULA_NAME PolyORBLF-COL-S04J06T08-LTLFireability-05
FORMULA_NAME PolyORBLF-COL-S04J06T08-LTLFireability-06
FORMULA_NAME PolyORBLF-COL-S04J06T08-LTLFireability-07
FORMULA_NAME PolyORBLF-COL-S04J06T08-LTLFireability-08
FORMULA_NAME PolyORBLF-COL-S04J06T08-LTLFireability-09
FORMULA_NAME PolyORBLF-COL-S04J06T08-LTLFireability-10
FORMULA_NAME PolyORBLF-COL-S04J06T08-LTLFireability-11
FORMULA_NAME PolyORBLF-COL-S04J06T08-LTLFireability-12
FORMULA_NAME PolyORBLF-COL-S04J06T08-LTLFireability-13
FORMULA_NAME PolyORBLF-COL-S04J06T08-LTLFireability-14
FORMULA_NAME PolyORBLF-COL-S04J06T08-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1679522204244

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=PolyORBLF-COL-S04J06T08
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-22 21:56:46] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-22 21:56:46] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-22 21:56:46] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2023-03-22 21:56:46] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-03-22 21:56:47] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 840 ms
[2023-03-22 21:56:47] [INFO ] Imported 81 HL places and 65 HL transitions for a total of 792 PT places and 4336.0 transition bindings in 24 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 8 ms.
Working with output stream class java.io.PrintStream
[2023-03-22 21:56:47] [INFO ] Built PT skeleton of HLPN with 81 places and 65 transitions 254 arcs in 6 ms.
[2023-03-22 21:56:47] [INFO ] Skeletonized 15 HLPN properties in 1 ms. Removed 1 properties that had guard overlaps.
Initial state reduction rules removed 1 formulas.
FORMULA PolyORBLF-COL-S04J06T08-LTLFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
Remains 14 properties that can be checked using skeleton over-approximation.
Computed a total of 0 stabilizing places and 0 stable transitions
Incomplete random walk after 10000 steps, including 4 resets, run finished after 224 ms. (steps per millisecond=44 ) properties (out of 25) seen :23
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 68 ms. (steps per millisecond=147 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10000 steps, including 3 resets, run finished after 53 ms. (steps per millisecond=188 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-22 21:56:47] [INFO ] Flow matrix only has 64 transitions (discarded 1 similar events)
// Phase 1: matrix 64 rows 81 cols
[2023-03-22 21:56:47] [INFO ] Computed 26 place invariants in 17 ms
[2023-03-22 21:56:48] [INFO ] [Real]Absence check using 11 positive place invariants in 5 ms returned sat
[2023-03-22 21:56:48] [INFO ] [Real]Absence check using 11 positive and 15 generalized place invariants in 4 ms returned sat
[2023-03-22 21:56:48] [INFO ] After 170ms SMT Verify possible using all constraints in real domain returned unsat :2 sat :0
Fused 2 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Successfully simplified 2 atomic propositions for a total of 14 simplifications.
[2023-03-22 21:56:48] [INFO ] Initial state reduction rules for LTL removed 2 formulas.
[2023-03-22 21:56:48] [INFO ] Flatten gal took : 46 ms
FORMULA PolyORBLF-COL-S04J06T08-LTLFireability-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PolyORBLF-COL-S04J06T08-LTLFireability-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2023-03-22 21:56:48] [INFO ] Flatten gal took : 16 ms
Transition T_2315 forces synchronizations/join behavior on parameter t of sort Threads
Transition GoPerformWork forces synchronizations/join behavior on parameter j of sort Jobs
Transition T_0376 forces synchronizations/join behavior on parameter s of sort Sources
[2023-03-22 21:56:48] [INFO ] Unfolded HLPN to a Petri net with 792 places and 4268 transitions 28832 arcs in 114 ms.
[2023-03-22 21:56:48] [INFO ] Unfolded 13 HLPN properties in 0 ms.
[2023-03-22 21:56:48] [INFO ] Reduced 352 identical enabling conditions.
[2023-03-22 21:56:48] [INFO ] Reduced 48 identical enabling conditions.
[2023-03-22 21:56:48] [INFO ] Reduced 48 identical enabling conditions.
[2023-03-22 21:56:48] [INFO ] Reduced 48 identical enabling conditions.
Ensure Unique test removed 2168 transitions
Reduce redundant transitions removed 2168 transitions.
Support contains 509 out of 792 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 792/792 places, 2100/2100 transitions.
Ensure Unique test removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 788 transition count 2100
Applied a total of 4 rules in 71 ms. Remains 788 /792 variables (removed 4) and now considering 2100/2100 (removed 0) transitions.
[2023-03-22 21:56:48] [INFO ] Flow matrix only has 2068 transitions (discarded 32 similar events)
// Phase 1: matrix 2068 rows 788 cols
[2023-03-22 21:56:48] [INFO ] Computed 54 place invariants in 98 ms
[2023-03-22 21:56:49] [INFO ] Dead Transitions using invariants and state equation in 1162 ms found 432 transitions.
Found 432 dead transitions using SMT.
Drop transitions removed 432 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 432 transitions.
[2023-03-22 21:56:49] [INFO ] Flow matrix only has 1636 transitions (discarded 32 similar events)
// Phase 1: matrix 1636 rows 788 cols
[2023-03-22 21:56:49] [INFO ] Computed 54 place invariants in 74 ms
[2023-03-22 21:56:50] [INFO ] Implicit Places using invariants in 508 ms returned []
[2023-03-22 21:56:50] [INFO ] Flow matrix only has 1636 transitions (discarded 32 similar events)
[2023-03-22 21:56:50] [INFO ] Invariant cache hit.
[2023-03-22 21:56:51] [INFO ] State equation strengthened by 160 read => feed constraints.
[2023-03-22 21:56:57] [INFO ] Implicit Places using invariants and state equation in 6943 ms returned []
Implicit Place search using SMT with State Equation took 7458 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 788/792 places, 1668/2100 transitions.
Applied a total of 0 rules in 16 ms. Remains 788 /788 variables (removed 0) and now considering 1668/1668 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 8711 ms. Remains : 788/792 places, 1668/2100 transitions.
Support contains 509 out of 788 places after structural reductions.
[2023-03-22 21:56:57] [INFO ] Flatten gal took : 142 ms
[2023-03-22 21:56:57] [INFO ] Flatten gal took : 129 ms
[2023-03-22 21:56:57] [INFO ] Input system was already deterministic with 1668 transitions.
Finished random walk after 669 steps, including 0 resets, run visited all 24 properties in 34 ms. (steps per millisecond=19 )
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((F(p1)&&p0)))'
Support contains 16 out of 788 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 788/788 places, 1668/1668 transitions.
Drop transitions removed 56 transitions
Trivial Post-agglo rules discarded 56 transitions
Performed 56 trivial Post agglomeration. Transition count delta: 56
Iterating post reduction 0 with 56 rules applied. Total rules applied 56 place count 788 transition count 1612
Reduce places removed 56 places and 0 transitions.
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Iterating post reduction 1 with 64 rules applied. Total rules applied 120 place count 732 transition count 1604
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 128 place count 724 transition count 1604
Performed 96 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 96 Pre rules applied. Total rules applied 128 place count 724 transition count 1508
Deduced a syphon composed of 96 places in 2 ms
Reduce places removed 96 places and 0 transitions.
Iterating global reduction 3 with 192 rules applied. Total rules applied 320 place count 628 transition count 1508
Performed 80 Post agglomeration using F-continuation condition.Transition count delta: 80
Deduced a syphon composed of 80 places in 2 ms
Reduce places removed 80 places and 0 transitions.
Iterating global reduction 3 with 160 rules applied. Total rules applied 480 place count 548 transition count 1428
Applied a total of 480 rules in 144 ms. Remains 548 /788 variables (removed 240) and now considering 1428/1668 (removed 240) transitions.
[2023-03-22 21:56:58] [INFO ] Flow matrix only has 1396 transitions (discarded 32 similar events)
// Phase 1: matrix 1396 rows 548 cols
[2023-03-22 21:56:58] [INFO ] Computed 54 place invariants in 46 ms
[2023-03-22 21:56:59] [INFO ] Dead Transitions using invariants and state equation in 747 ms found 0 transitions.
[2023-03-22 21:56:59] [INFO ] Flow matrix only has 1396 transitions (discarded 32 similar events)
[2023-03-22 21:56:59] [INFO ] Invariant cache hit.
[2023-03-22 21:56:59] [INFO ] Implicit Places using invariants in 554 ms returned [476, 477, 478, 479, 480, 481, 482, 483]
Discarding 8 places :
Implicit Place search using SMT only with invariants took 560 ms to find 8 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 540/788 places, 1428/1668 transitions.
Applied a total of 0 rules in 43 ms. Remains 540 /540 variables (removed 0) and now considering 1428/1428 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1496 ms. Remains : 540/788 places, 1428/1668 transitions.
Stuttering acceptance computed with spot in 220 ms :[(NOT p1), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : PolyORBLF-COL-S04J06T08-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}], [{ cond=(AND p0 (NOT p1)), acceptance={0} source=1 dest: 0}, { cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=1, aps=[p1:(OR (GEQ s477 1) (GEQ s476 1) (GEQ s479 1) (GEQ s478 1) (GEQ s481 1) (GEQ s480 1) (GEQ s483 1) (GEQ s482 1)), p0:(AND (LT s438 3) (LT s439 3) (LT s432 ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 1478 reset in 680 ms.
Product exploration explored 100000 steps with 1479 reset in 525 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT p1)), (X p0), (X (AND p0 (NOT p1))), (X (X (NOT p1))), (X (X p0)), (X (X (AND p0 (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 278 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 2 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 59 ms :[(NOT p1), (NOT p1)]
Finished random walk after 76 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=38 )
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT p1)), (X p0), (X (AND p0 (NOT p1))), (X (X (NOT p1))), (X (X p0)), (X (X (AND p0 (NOT p1))))]
False Knowledge obtained : [(F p1)]
Knowledge based reduction with 7 factoid took 269 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 33 ms :[(NOT p1)]
Stuttering acceptance computed with spot in 37 ms :[(NOT p1)]
[2023-03-22 21:57:02] [INFO ] Flow matrix only has 1396 transitions (discarded 32 similar events)
// Phase 1: matrix 1396 rows 540 cols
[2023-03-22 21:57:02] [INFO ] Computed 46 place invariants in 36 ms
[2023-03-22 21:57:02] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-22 21:57:02] [INFO ] [Real]Absence check using 13 positive and 33 generalized place invariants in 80 ms returned sat
[2023-03-22 21:57:02] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 21:57:05] [INFO ] [Real]Absence check using state equation in 2634 ms returned sat
[2023-03-22 21:57:05] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 21:57:06] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-22 21:57:06] [INFO ] [Nat]Absence check using 13 positive and 33 generalized place invariants in 56 ms returned sat
[2023-03-22 21:57:06] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 21:57:07] [INFO ] [Nat]Absence check using state equation in 1218 ms returned sat
[2023-03-22 21:57:07] [INFO ] State equation strengthened by 160 read => feed constraints.
[2023-03-22 21:57:08] [INFO ] [Nat]Added 160 Read/Feed constraints in 625 ms returned sat
[2023-03-22 21:57:08] [INFO ] Deduced a trap composed of 56 places in 316 ms of which 6 ms to minimize.
[2023-03-22 21:57:09] [INFO ] Deduced a trap composed of 54 places in 98 ms of which 1 ms to minimize.
[2023-03-22 21:57:09] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1360 ms
[2023-03-22 21:57:09] [INFO ] Computed and/alt/rep : 712/3875/688 causal constraints (skipped 704 transitions) in 143 ms.
[2023-03-22 21:57:13] [INFO ] Added : 142 causal constraints over 29 iterations in 3519 ms. Result :sat
Could not prove EG (NOT p1)
Support contains 8 out of 540 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 : 540/540 places, 1428/1428 transitions.
Applied a total of 0 rules in 38 ms. Remains 540 /540 variables (removed 0) and now considering 1428/1428 (removed 0) transitions.
[2023-03-22 21:57:13] [INFO ] Flow matrix only has 1396 transitions (discarded 32 similar events)
[2023-03-22 21:57:13] [INFO ] Invariant cache hit.
[2023-03-22 21:57:13] [INFO ] Dead Transitions using invariants and state equation in 743 ms found 0 transitions.
[2023-03-22 21:57:13] [INFO ] Flow matrix only has 1396 transitions (discarded 32 similar events)
[2023-03-22 21:57:13] [INFO ] Invariant cache hit.
[2023-03-22 21:57:14] [INFO ] Implicit Places using invariants in 570 ms returned []
[2023-03-22 21:57:14] [INFO ] Flow matrix only has 1396 transitions (discarded 32 similar events)
[2023-03-22 21:57:14] [INFO ] Invariant cache hit.
[2023-03-22 21:57:14] [INFO ] State equation strengthened by 160 read => feed constraints.
[2023-03-22 21:57:26] [INFO ] Implicit Places using invariants and state equation in 12582 ms returned []
Implicit Place search using SMT with State Equation took 13157 ms to find 0 implicit places.
[2023-03-22 21:57:27] [INFO ] Redundant transitions in 92 ms returned []
[2023-03-22 21:57:27] [INFO ] Flow matrix only has 1396 transitions (discarded 32 similar events)
[2023-03-22 21:57:27] [INFO ] Invariant cache hit.
[2023-03-22 21:57:27] [INFO ] Dead Transitions using invariants and state equation in 725 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 14769 ms. Remains : 540/540 places, 1428/1428 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p1), (X (NOT p1)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 91 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 29 ms :[(NOT p1)]
Finished random walk after 73 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=36 )
Knowledge obtained : [(NOT p1), (X (NOT p1)), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1)]
Knowledge based reduction with 3 factoid took 114 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 p1)]
Stuttering acceptance computed with spot in 39 ms :[(NOT p1)]
[2023-03-22 21:57:28] [INFO ] Flow matrix only has 1396 transitions (discarded 32 similar events)
[2023-03-22 21:57:28] [INFO ] Invariant cache hit.
[2023-03-22 21:57:28] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-22 21:57:28] [INFO ] [Real]Absence check using 13 positive and 33 generalized place invariants in 83 ms returned sat
[2023-03-22 21:57:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 21:57:29] [INFO ] [Real]Absence check using state equation in 962 ms returned sat
[2023-03-22 21:57:29] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 21:57:30] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-22 21:57:30] [INFO ] [Nat]Absence check using 13 positive and 33 generalized place invariants in 66 ms returned sat
[2023-03-22 21:57:30] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 21:57:35] [INFO ] [Nat]Absence check using state equation in 4470 ms returned sat
[2023-03-22 21:57:35] [INFO ] State equation strengthened by 160 read => feed constraints.
[2023-03-22 21:57:37] [INFO ] [Nat]Added 160 Read/Feed constraints in 2503 ms returned sat
[2023-03-22 21:57:38] [INFO ] Deduced a trap composed of 97 places in 255 ms of which 2 ms to minimize.
[2023-03-22 21:57:39] [INFO ] Deduced a trap composed of 19 places in 279 ms of which 2 ms to minimize.
[2023-03-22 21:57:39] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1674 ms
[2023-03-22 21:57:39] [INFO ] Computed and/alt/rep : 712/3875/688 causal constraints (skipped 704 transitions) in 114 ms.
[2023-03-22 21:57:42] [INFO ] Added : 166 causal constraints over 34 iterations in 3574 ms. Result :sat
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 33 ms :[(NOT p1)]
Product exploration explored 100000 steps with 1483 reset in 408 ms.
Product exploration explored 100000 steps with 1486 reset in 459 ms.
Support contains 8 out of 540 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 540/540 places, 1428/1428 transitions.
Applied a total of 0 rules in 27 ms. Remains 540 /540 variables (removed 0) and now considering 1428/1428 (removed 0) transitions.
[2023-03-22 21:57:43] [INFO ] Flow matrix only has 1396 transitions (discarded 32 similar events)
[2023-03-22 21:57:43] [INFO ] Invariant cache hit.
[2023-03-22 21:57:44] [INFO ] Dead Transitions using invariants and state equation in 732 ms found 0 transitions.
[2023-03-22 21:57:44] [INFO ] Flow matrix only has 1396 transitions (discarded 32 similar events)
[2023-03-22 21:57:44] [INFO ] Invariant cache hit.
[2023-03-22 21:57:45] [INFO ] Implicit Places using invariants in 518 ms returned []
[2023-03-22 21:57:45] [INFO ] Flow matrix only has 1396 transitions (discarded 32 similar events)
[2023-03-22 21:57:45] [INFO ] Invariant cache hit.
[2023-03-22 21:57:45] [INFO ] State equation strengthened by 160 read => feed constraints.
[2023-03-22 21:57:59] [INFO ] Implicit Places using invariants and state equation in 13849 ms returned []
Implicit Place search using SMT with State Equation took 14370 ms to find 0 implicit places.
[2023-03-22 21:57:59] [INFO ] Redundant transitions in 70 ms returned []
[2023-03-22 21:57:59] [INFO ] Flow matrix only has 1396 transitions (discarded 32 similar events)
[2023-03-22 21:57:59] [INFO ] Invariant cache hit.
[2023-03-22 21:57:59] [INFO ] Dead Transitions using invariants and state equation in 698 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 15915 ms. Remains : 540/540 places, 1428/1428 transitions.
Treatment of property PolyORBLF-COL-S04J06T08-LTLFireability-00 finished in 61712 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 13 out of 788 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 788/788 places, 1668/1668 transitions.
Drop transitions removed 64 transitions
Trivial Post-agglo rules discarded 64 transitions
Performed 64 trivial Post agglomeration. Transition count delta: 64
Iterating post reduction 0 with 64 rules applied. Total rules applied 64 place count 788 transition count 1604
Reduce places removed 64 places and 0 transitions.
Iterating post reduction 1 with 64 rules applied. Total rules applied 128 place count 724 transition count 1604
Performed 96 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 96 Pre rules applied. Total rules applied 128 place count 724 transition count 1508
Deduced a syphon composed of 96 places in 1 ms
Reduce places removed 96 places and 0 transitions.
Iterating global reduction 2 with 192 rules applied. Total rules applied 320 place count 628 transition count 1508
Performed 80 Post agglomeration using F-continuation condition.Transition count delta: 80
Deduced a syphon composed of 80 places in 0 ms
Reduce places removed 80 places and 0 transitions.
Iterating global reduction 2 with 160 rules applied. Total rules applied 480 place count 548 transition count 1428
Applied a total of 480 rules in 90 ms. Remains 548 /788 variables (removed 240) and now considering 1428/1668 (removed 240) transitions.
[2023-03-22 21:58:00] [INFO ] Flow matrix only has 1396 transitions (discarded 32 similar events)
// Phase 1: matrix 1396 rows 548 cols
[2023-03-22 21:58:00] [INFO ] Computed 54 place invariants in 30 ms
[2023-03-22 21:58:00] [INFO ] Dead Transitions using invariants and state equation in 821 ms found 0 transitions.
[2023-03-22 21:58:00] [INFO ] Flow matrix only has 1396 transitions (discarded 32 similar events)
[2023-03-22 21:58:00] [INFO ] Invariant cache hit.
[2023-03-22 21:58:01] [INFO ] Implicit Places using invariants in 506 ms returned [484, 485, 486, 487, 488, 489, 490, 491]
Discarding 8 places :
Implicit Place search using SMT only with invariants took 508 ms to find 8 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 540/788 places, 1428/1668 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 532 transition count 1420
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 532 transition count 1420
Applied a total of 16 rules in 62 ms. Remains 532 /540 variables (removed 8) and now considering 1420/1428 (removed 8) transitions.
[2023-03-22 21:58:01] [INFO ] Flow matrix only has 1388 transitions (discarded 32 similar events)
// Phase 1: matrix 1388 rows 532 cols
[2023-03-22 21:58:01] [INFO ] Computed 46 place invariants in 26 ms
[2023-03-22 21:58:02] [INFO ] Implicit Places using invariants in 627 ms returned []
[2023-03-22 21:58:02] [INFO ] Flow matrix only has 1388 transitions (discarded 32 similar events)
[2023-03-22 21:58:02] [INFO ] Invariant cache hit.
[2023-03-22 21:58:02] [INFO ] State equation strengthened by 160 read => feed constraints.
[2023-03-22 21:58:05] [INFO ] Implicit Places using invariants and state equation in 2938 ms returned []
Implicit Place search using SMT with State Equation took 3567 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 532/788 places, 1420/1668 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 5050 ms. Remains : 532/788 places, 1420/1668 transitions.
Stuttering acceptance computed with spot in 72 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : PolyORBLF-COL-S04J06T08-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (AND (GEQ s415 7) (GEQ s417 1) (GEQ s480 1) (GEQ s481 2)) (AND (GEQ s415 7) (GEQ s418 1) (GEQ s482 2) (GEQ s483 1)) (AND (GEQ s415 7) (GEQ s417 1) ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 28194 steps with 196 reset in 321 ms.
FORMULA PolyORBLF-COL-S04J06T08-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PolyORBLF-COL-S04J06T08-LTLFireability-01 finished in 5471 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0)&&X(X(G((G(p0)||X(p1))))))))'
Support contains 41 out of 788 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 788/788 places, 1668/1668 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 780 transition count 1660
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 780 transition count 1660
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 24 place count 772 transition count 1652
Iterating global reduction 0 with 8 rules applied. Total rules applied 32 place count 772 transition count 1652
Applied a total of 32 rules in 68 ms. Remains 772 /788 variables (removed 16) and now considering 1652/1668 (removed 16) transitions.
[2023-03-22 21:58:05] [INFO ] Flow matrix only has 1620 transitions (discarded 32 similar events)
// Phase 1: matrix 1620 rows 772 cols
[2023-03-22 21:58:05] [INFO ] Computed 54 place invariants in 37 ms
[2023-03-22 21:58:06] [INFO ] Dead Transitions using invariants and state equation in 853 ms found 0 transitions.
[2023-03-22 21:58:06] [INFO ] Flow matrix only has 1620 transitions (discarded 32 similar events)
[2023-03-22 21:58:06] [INFO ] Invariant cache hit.
[2023-03-22 21:58:07] [INFO ] Implicit Places using invariants in 599 ms returned [612, 613, 614, 615, 616, 617, 618, 619]
Discarding 8 places :
Implicit Place search using SMT only with invariants took 612 ms to find 8 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 764/788 places, 1652/1668 transitions.
Applied a total of 0 rules in 28 ms. Remains 764 /764 variables (removed 0) and now considering 1652/1652 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1565 ms. Remains : 764/788 places, 1652/1668 transitions.
Stuttering acceptance computed with spot in 389 ms :[(NOT p0), (NOT p0), (NOT p0), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), true, (AND (NOT p0) p1)]
Running random walk in product with property : PolyORBLF-COL-S04J06T08-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}, { cond=true, acceptance={} source=1 dest: 3}], [{ cond=(NOT p0), acceptance={0} source=2 dest: 2}], [{ cond=true, acceptance={} source=3 dest: 4}], [{ cond=true, acceptance={} source=4 dest: 4}, { cond=(NOT p0), acceptance={} source=4 dest: 5}, { cond=p0, acceptance={} source=4 dest: 6}], [{ cond=(NOT p1), acceptance={} source=5 dest: 7}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=6 dest: 7}, { cond=(AND p0 (NOT p1)), acceptance={} source=6 dest: 8}], [{ cond=true, acceptance={0} source=7 dest: 7}], [{ cond=(AND (NOT p0) p1), acceptance={} source=8 dest: 7}, { cond=(AND p0 p1), acceptance={} source=8 dest: 8}]], initial=0, aps=[p0:(OR (GEQ s402 1) (GEQ s403 1) (GEQ s400 1) (GEQ s401 1) (GEQ s410 1) (GEQ s411 1) (GEQ s408 1) (GEQ s409 1) (GEQ s406 1) (GEQ s407 1) (GEQ s404 1) (GEQ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 43 steps with 1 reset in 1 ms.
FORMULA PolyORBLF-COL-S04J06T08-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PolyORBLF-COL-S04J06T08-LTLFireability-02 finished in 1987 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((!p0 U (G(!p0)||(!p0&&G((!p1&&F(!p2))))))))'
Support contains 131 out of 788 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 788/788 places, 1668/1668 transitions.
Drop transitions removed 64 transitions
Trivial Post-agglo rules discarded 64 transitions
Performed 64 trivial Post agglomeration. Transition count delta: 64
Iterating post reduction 0 with 64 rules applied. Total rules applied 64 place count 788 transition count 1604
Reduce places removed 64 places and 0 transitions.
Iterating post reduction 1 with 64 rules applied. Total rules applied 128 place count 724 transition count 1604
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 8 Pre rules applied. Total rules applied 128 place count 724 transition count 1596
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 2 with 16 rules applied. Total rules applied 144 place count 716 transition count 1596
Performed 80 Post agglomeration using F-continuation condition.Transition count delta: 80
Deduced a syphon composed of 80 places in 1 ms
Reduce places removed 80 places and 0 transitions.
Iterating global reduction 2 with 160 rules applied. Total rules applied 304 place count 636 transition count 1516
Applied a total of 304 rules in 66 ms. Remains 636 /788 variables (removed 152) and now considering 1516/1668 (removed 152) transitions.
[2023-03-22 21:58:07] [INFO ] Flow matrix only has 1484 transitions (discarded 32 similar events)
// Phase 1: matrix 1484 rows 636 cols
[2023-03-22 21:58:07] [INFO ] Computed 54 place invariants in 32 ms
[2023-03-22 21:58:08] [INFO ] Dead Transitions using invariants and state equation in 795 ms found 0 transitions.
[2023-03-22 21:58:08] [INFO ] Flow matrix only has 1484 transitions (discarded 32 similar events)
[2023-03-22 21:58:08] [INFO ] Invariant cache hit.
[2023-03-22 21:58:08] [INFO ] Implicit Places using invariants in 471 ms returned [516, 517, 518, 519, 520, 521, 522, 523]
Discarding 8 places :
Implicit Place search using SMT only with invariants took 475 ms to find 8 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 628/788 places, 1516/1668 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 620 transition count 1508
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 620 transition count 1508
Applied a total of 16 rules in 32 ms. Remains 620 /628 variables (removed 8) and now considering 1508/1516 (removed 8) transitions.
[2023-03-22 21:58:08] [INFO ] Flow matrix only has 1476 transitions (discarded 32 similar events)
// Phase 1: matrix 1476 rows 620 cols
[2023-03-22 21:58:08] [INFO ] Computed 46 place invariants in 26 ms
[2023-03-22 21:58:09] [INFO ] Implicit Places using invariants in 474 ms returned []
[2023-03-22 21:58:09] [INFO ] Flow matrix only has 1476 transitions (discarded 32 similar events)
[2023-03-22 21:58:09] [INFO ] Invariant cache hit.
[2023-03-22 21:58:09] [INFO ] State equation strengthened by 160 read => feed constraints.
[2023-03-22 21:58:18] [INFO ] Implicit Places using invariants and state equation in 8945 ms returned []
Implicit Place search using SMT with State Equation took 9423 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 620/788 places, 1508/1668 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 10792 ms. Remains : 620/788 places, 1508/1668 transitions.
Stuttering acceptance computed with spot in 163 ms :[p0, (OR (AND p0 p1) (AND p0 p2)), (AND p0 p2)]
Running random walk in product with property : PolyORBLF-COL-S04J06T08-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=(AND p1 (NOT p0)), acceptance={0} source=0 dest: 0}, { cond=p0, acceptance={0, 1} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p1) p2 (NOT p0)), acceptance={} source=0 dest: 2}], [{ cond=(AND p1 (NOT p0)), acceptance={0} source=1 dest: 0}, { cond=(AND p1 p0), acceptance={0, 1} source=1 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p1) p0), acceptance={1} source=1 dest: 1}, { cond=(AND (NOT p1) p2), acceptance={} source=1 dest: 2}], [{ cond=(AND p2 (NOT p0)), acceptance={0} source=2 dest: 2}, { cond=(AND p2 p0), acceptance={0, 1} source=2 dest: 2}]], initial=0, aps=[p1:(OR (AND (GEQ s172 1) (GEQ s173 1) (GEQ s182 1)) (AND (GEQ s172 1) (GEQ s173 1) (GEQ s181 1)) (AND (GEQ s172 1) (GEQ s173 1) (GEQ s180 1)) (AND (GEQ s1...], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 1884 reset in 2987 ms.
Product exploration explored 100000 steps with 1912 reset in 2930 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0) (NOT p2)), (X (NOT (AND (NOT p1) p0))), (X (NOT (AND p1 (NOT p0)))), (X (NOT (AND p2 (NOT p0)))), (X (NOT (AND p1 p0))), (X (NOT (AND p2 p0))), (X (NOT (AND (NOT p1) p2))), (X (NOT (AND (NOT p1) p2 (NOT p0)))), (X (NOT p0)), (X (AND (NOT p1) (NOT p0))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND p2 (NOT p0))))), (X (X (NOT (AND p1 p0)))), (X (X (NOT (AND p2 p0)))), (X (X (NOT (AND (NOT p1) p2)))), (X (X (NOT (AND (NOT p1) p2 (NOT p0))))), (X (X (NOT p0))), (X (X (AND (NOT p1) (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 19 factoid took 770 ms. Reduced automaton from 3 states, 11 edges and 3 AP (stutter insensitive) to 3 states, 11 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 107 ms :[p0, (OR (AND p0 p1) (AND p0 p2)), (AND p0 p2)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 266 ms. (steps per millisecond=37 ) properties (out of 9) seen :7
Incomplete Best-First random walk after 10000 steps, including 3 resets, run finished after 209 ms. (steps per millisecond=47 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 252 ms. (steps per millisecond=39 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-22 21:58:26] [INFO ] Flow matrix only has 1476 transitions (discarded 32 similar events)
[2023-03-22 21:58:26] [INFO ] Invariant cache hit.
[2023-03-22 21:58:26] [INFO ] [Real]Absence check using 16 positive place invariants in 7 ms returned sat
[2023-03-22 21:58:26] [INFO ] [Real]Absence check using 16 positive and 30 generalized place invariants in 25 ms returned sat
[2023-03-22 21:58:27] [INFO ] After 584ms SMT Verify possible using all constraints in real domain returned unsat :2 sat :0
Fused 2 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Found 2 invariant AP formulas.
Knowledge obtained : [(AND (NOT p1) (NOT p0) (NOT p2)), (X (NOT (AND (NOT p1) p0))), (X (NOT (AND p1 (NOT p0)))), (X (NOT (AND p2 (NOT p0)))), (X (NOT (AND p1 p0))), (X (NOT (AND p2 p0))), (X (NOT (AND (NOT p1) p2))), (X (NOT (AND (NOT p1) p2 (NOT p0)))), (X (NOT p0)), (X (AND (NOT p1) (NOT p0))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND p2 (NOT p0))))), (X (X (NOT (AND p1 p0)))), (X (X (NOT (AND p2 p0)))), (X (X (NOT (AND (NOT p1) p2)))), (X (X (NOT (AND (NOT p1) p2 (NOT p0))))), (X (X (NOT p0))), (X (X (AND (NOT p1) (NOT p0)))), (G (NOT (AND p0 p1))), (G (NOT (AND p2 p0)))]
False Knowledge obtained : [(F (AND p2 (NOT p0) (NOT p1))), (F (AND p2 (NOT p1))), (F (AND p0 (NOT p1))), (F (AND (NOT p0) p1)), (F (NOT (AND (NOT p0) (NOT p1)))), (F p0), (F (AND p2 (NOT p0)))]
Knowledge based reduction with 21 factoid took 1058 ms. Reduced automaton from 3 states, 11 edges and 3 AP (stutter insensitive) to 2 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 66 ms :[p0, (AND p1 p0)]
Stuttering acceptance computed with spot in 136 ms :[p0, (AND p1 p0)]
Support contains 47 out of 620 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 : 620/620 places, 1508/1508 transitions.
Applied a total of 0 rules in 27 ms. Remains 620 /620 variables (removed 0) and now considering 1508/1508 (removed 0) transitions.
[2023-03-22 21:58:28] [INFO ] Flow matrix only has 1476 transitions (discarded 32 similar events)
[2023-03-22 21:58:28] [INFO ] Invariant cache hit.
[2023-03-22 21:58:29] [INFO ] Dead Transitions using invariants and state equation in 769 ms found 0 transitions.
[2023-03-22 21:58:29] [INFO ] Flow matrix only has 1476 transitions (discarded 32 similar events)
[2023-03-22 21:58:29] [INFO ] Invariant cache hit.
[2023-03-22 21:58:29] [INFO ] Implicit Places using invariants in 454 ms returned []
[2023-03-22 21:58:29] [INFO ] Flow matrix only has 1476 transitions (discarded 32 similar events)
[2023-03-22 21:58:29] [INFO ] Invariant cache hit.
[2023-03-22 21:58:30] [INFO ] State equation strengthened by 160 read => feed constraints.
[2023-03-22 21:58:38] [INFO ] Implicit Places using invariants and state equation in 9033 ms returned []
Implicit Place search using SMT with State Equation took 9490 ms to find 0 implicit places.
[2023-03-22 21:58:38] [INFO ] Redundant transitions in 21 ms returned []
[2023-03-22 21:58:38] [INFO ] Flow matrix only has 1476 transitions (discarded 32 similar events)
[2023-03-22 21:58:38] [INFO ] Invariant cache hit.
[2023-03-22 21:58:39] [INFO ] Dead Transitions using invariants and state equation in 712 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11032 ms. Remains : 620/620 places, 1508/1508 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 p1) (NOT p0)), (X (NOT (AND p1 (NOT p0)))), (X (NOT p0)), (X (AND (NOT p1) (NOT p0))), (X (NOT p1)), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT p0))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 347 ms. Reduced automaton from 2 states, 6 edges and 2 AP (stutter insensitive) to 2 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 79 ms :[p0, (AND p0 p1)]
Finished random walk after 177 steps, including 0 resets, run visited all 4 properties in 5 ms. (steps per millisecond=35 )
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND p1 (NOT p0)))), (X (NOT p0)), (X (AND (NOT p1) (NOT p0))), (X (NOT p1)), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT p0))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1), (F (AND (NOT p0) p1)), (F (NOT (AND (NOT p0) (NOT p1)))), (F p0)]
Knowledge based reduction with 9 factoid took 399 ms. Reduced automaton from 2 states, 6 edges and 2 AP (stutter insensitive) to 2 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 73 ms :[p0, (AND p0 p1)]
Stuttering acceptance computed with spot in 86 ms :[p0, (AND p0 p1)]
Stuttering acceptance computed with spot in 75 ms :[p0, (AND p0 p1)]
Product exploration explored 100000 steps with 10 reset in 1544 ms.
Stack based approach found an accepted trace after 2440 steps with 0 reset with depth 2441 and stack size 2441 in 38 ms.
FORMULA PolyORBLF-COL-S04J06T08-LTLFireability-03 FALSE TECHNIQUES STACK_TEST
Treatment of property PolyORBLF-COL-S04J06T08-LTLFireability-03 finished in 34631 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(G(p1))||p0)))'
Support contains 71 out of 788 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 788/788 places, 1668/1668 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 780 transition count 1660
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 780 transition count 1660
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 24 place count 772 transition count 1652
Iterating global reduction 0 with 8 rules applied. Total rules applied 32 place count 772 transition count 1652
Applied a total of 32 rules in 48 ms. Remains 772 /788 variables (removed 16) and now considering 1652/1668 (removed 16) transitions.
[2023-03-22 21:58:42] [INFO ] Flow matrix only has 1620 transitions (discarded 32 similar events)
// Phase 1: matrix 1620 rows 772 cols
[2023-03-22 21:58:42] [INFO ] Computed 54 place invariants in 28 ms
[2023-03-22 21:58:43] [INFO ] Dead Transitions using invariants and state equation in 980 ms found 0 transitions.
[2023-03-22 21:58:43] [INFO ] Flow matrix only has 1620 transitions (discarded 32 similar events)
[2023-03-22 21:58:43] [INFO ] Invariant cache hit.
[2023-03-22 21:58:43] [INFO ] Implicit Places using invariants in 606 ms returned [612, 613, 614, 615, 616, 617, 618, 619]
Discarding 8 places :
Implicit Place search using SMT only with invariants took 609 ms to find 8 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 764/788 places, 1652/1668 transitions.
Applied a total of 0 rules in 11 ms. Remains 764 /764 variables (removed 0) and now considering 1652/1652 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1649 ms. Remains : 764/788 places, 1652/1668 transitions.
Stuttering acceptance computed with spot in 131 ms :[true, (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : PolyORBLF-COL-S04J06T08-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 3}], [{ cond=(NOT p1), acceptance={} source=3 dest: 0}, { cond=p1, acceptance={} source=3 dest: 3}]], initial=1, aps=[p0:(OR (AND (GEQ s194 10) (GEQ s195 1) (GEQ s375 1) (GEQ s663 1) (GEQ s667 1)) (AND (GEQ s194 10) (GEQ s195 1) (GEQ s375 1) (GEQ s663 1) (GEQ s666 1)) (AN...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA PolyORBLF-COL-S04J06T08-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PolyORBLF-COL-S04J06T08-LTLFireability-05 finished in 1808 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 8 out of 788 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 788/788 places, 1668/1668 transitions.
Drop transitions removed 48 transitions
Trivial Post-agglo rules discarded 48 transitions
Performed 48 trivial Post agglomeration. Transition count delta: 48
Iterating post reduction 0 with 48 rules applied. Total rules applied 48 place count 788 transition count 1620
Reduce places removed 48 places and 0 transitions.
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Iterating post reduction 1 with 56 rules applied. Total rules applied 104 place count 740 transition count 1612
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 112 place count 732 transition count 1612
Performed 104 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 104 Pre rules applied. Total rules applied 112 place count 732 transition count 1508
Deduced a syphon composed of 104 places in 1 ms
Reduce places removed 104 places and 0 transitions.
Iterating global reduction 3 with 208 rules applied. Total rules applied 320 place count 628 transition count 1508
Performed 72 Post agglomeration using F-continuation condition.Transition count delta: 72
Deduced a syphon composed of 72 places in 0 ms
Reduce places removed 72 places and 0 transitions.
Iterating global reduction 3 with 144 rules applied. Total rules applied 464 place count 556 transition count 1436
Applied a total of 464 rules in 63 ms. Remains 556 /788 variables (removed 232) and now considering 1436/1668 (removed 232) transitions.
[2023-03-22 21:58:43] [INFO ] Flow matrix only has 1404 transitions (discarded 32 similar events)
// Phase 1: matrix 1404 rows 556 cols
[2023-03-22 21:58:43] [INFO ] Computed 54 place invariants in 20 ms
[2023-03-22 21:58:44] [INFO ] Dead Transitions using invariants and state equation in 714 ms found 0 transitions.
[2023-03-22 21:58:44] [INFO ] Flow matrix only has 1404 transitions (discarded 32 similar events)
[2023-03-22 21:58:44] [INFO ] Invariant cache hit.
[2023-03-22 21:58:45] [INFO ] Implicit Places using invariants in 531 ms returned [492, 493, 494, 495, 496, 497, 498, 499]
Discarding 8 places :
Implicit Place search using SMT only with invariants took 533 ms to find 8 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 548/788 places, 1436/1668 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 540 transition count 1428
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 540 transition count 1428
Applied a total of 16 rules in 27 ms. Remains 540 /548 variables (removed 8) and now considering 1428/1436 (removed 8) transitions.
[2023-03-22 21:58:45] [INFO ] Flow matrix only has 1396 transitions (discarded 32 similar events)
// Phase 1: matrix 1396 rows 540 cols
[2023-03-22 21:58:45] [INFO ] Computed 46 place invariants in 29 ms
[2023-03-22 21:58:45] [INFO ] Implicit Places using invariants in 594 ms returned []
[2023-03-22 21:58:45] [INFO ] Flow matrix only has 1396 transitions (discarded 32 similar events)
[2023-03-22 21:58:45] [INFO ] Invariant cache hit.
[2023-03-22 21:58:46] [INFO ] State equation strengthened by 160 read => feed constraints.
[2023-03-22 21:58:57] [INFO ] Implicit Places using invariants and state equation in 11380 ms returned []
Implicit Place search using SMT with State Equation took 11977 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 540/788 places, 1428/1668 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 13315 ms. Remains : 540/788 places, 1428/1668 transitions.
Stuttering acceptance computed with spot in 57 ms :[(NOT p0)]
Running random walk in product with property : PolyORBLF-COL-S04J06T08-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(OR (GEQ s351 1) (GEQ s350 1) (GEQ s349 1) (GEQ s348 1) (GEQ s347 1) (GEQ s346 1) (GEQ s344 1) (GEQ s345 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Stuttering criterion allowed to conclude after 39827 steps with 0 reset in 168 ms.
FORMULA PolyORBLF-COL-S04J06T08-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PolyORBLF-COL-S04J06T08-LTLFireability-06 finished in 13569 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(F((G(p1)||p0)))||G(p2))))'
Support contains 31 out of 788 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 788/788 places, 1668/1668 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 780 transition count 1660
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 780 transition count 1660
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 24 place count 772 transition count 1652
Iterating global reduction 0 with 8 rules applied. Total rules applied 32 place count 772 transition count 1652
Applied a total of 32 rules in 37 ms. Remains 772 /788 variables (removed 16) and now considering 1652/1668 (removed 16) transitions.
[2023-03-22 21:58:57] [INFO ] Flow matrix only has 1620 transitions (discarded 32 similar events)
// Phase 1: matrix 1620 rows 772 cols
[2023-03-22 21:58:57] [INFO ] Computed 54 place invariants in 35 ms
[2023-03-22 21:58:58] [INFO ] Dead Transitions using invariants and state equation in 871 ms found 0 transitions.
[2023-03-22 21:58:58] [INFO ] Flow matrix only has 1620 transitions (discarded 32 similar events)
[2023-03-22 21:58:58] [INFO ] Invariant cache hit.
[2023-03-22 21:58:59] [INFO ] Implicit Places using invariants in 638 ms returned [612, 613, 614, 615, 616, 617, 618, 619]
Discarding 8 places :
Implicit Place search using SMT only with invariants took 640 ms to find 8 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 764/788 places, 1652/1668 transitions.
Applied a total of 0 rules in 10 ms. Remains 764 /764 variables (removed 0) and now considering 1652/1652 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1559 ms. Remains : 764/788 places, 1652/1668 transitions.
Stuttering acceptance computed with spot in 182 ms :[(AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1) (NOT p2))]
Running random walk in product with property : PolyORBLF-COL-S04J06T08-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p2), acceptance={} source=1 dest: 2}, { cond=p2, acceptance={} source=1 dest: 3}], [{ cond=(AND (NOT p0) p1), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=2 dest: 2}], [{ cond=(AND (NOT p2) (NOT p0)), acceptance={} source=3 dest: 2}, { cond=(AND p2 (NOT p0)), acceptance={} source=3 dest: 3}]], initial=0, aps=[p2:(OR (AND (GEQ s193 1) (GEQ s195 1)) (AND (GEQ s186 1) (GEQ s195 1)) (AND (GEQ s191 1) (GEQ s195 1)) (AND (GEQ s192 1) (GEQ s195 1)) (AND (GEQ s190 1) (...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 1189 reset in 674 ms.
Product exploration explored 100000 steps with 1192 reset in 689 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 p2) (NOT p0) p1), (X (NOT p2)), (X (X (AND (NOT p2) (NOT p0)))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND p2 (NOT p0))))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 219 ms. Reduced automaton from 4 states, 7 edges and 3 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 108 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Finished random walk after 2706 steps, including 0 resets, run visited all 2 properties in 28 ms. (steps per millisecond=96 )
Knowledge obtained : [(AND (NOT p2) (NOT p0) p1), (X (NOT p2)), (X (X (AND (NOT p2) (NOT p0)))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND p2 (NOT p0))))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) p1))), (F (AND (NOT p0) (NOT p1)))]
Knowledge based reduction with 6 factoid took 258 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 114 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 97 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 23 out of 764 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 764/764 places, 1652/1652 transitions.
Applied a total of 0 rules in 16 ms. Remains 764 /764 variables (removed 0) and now considering 1652/1652 (removed 0) transitions.
[2023-03-22 21:59:01] [INFO ] Flow matrix only has 1620 transitions (discarded 32 similar events)
// Phase 1: matrix 1620 rows 764 cols
[2023-03-22 21:59:01] [INFO ] Computed 46 place invariants in 35 ms
[2023-03-22 21:59:02] [INFO ] Dead Transitions using invariants and state equation in 845 ms found 0 transitions.
[2023-03-22 21:59:02] [INFO ] Flow matrix only has 1620 transitions (discarded 32 similar events)
[2023-03-22 21:59:02] [INFO ] Invariant cache hit.
[2023-03-22 21:59:02] [INFO ] Implicit Places using invariants in 565 ms returned []
[2023-03-22 21:59:02] [INFO ] Flow matrix only has 1620 transitions (discarded 32 similar events)
[2023-03-22 21:59:02] [INFO ] Invariant cache hit.
[2023-03-22 21:59:03] [INFO ] State equation strengthened by 160 read => feed constraints.
[2023-03-22 21:59:15] [INFO ] Implicit Places using invariants and state equation in 12446 ms returned []
Implicit Place search using SMT with State Equation took 13013 ms to find 0 implicit places.
[2023-03-22 21:59:15] [INFO ] Flow matrix only has 1620 transitions (discarded 32 similar events)
[2023-03-22 21:59:15] [INFO ] Invariant cache hit.
[2023-03-22 21:59:16] [INFO ] Dead Transitions using invariants and state equation in 760 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 14637 ms. Remains : 764/764 places, 1652/1652 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 (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 115 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 111 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Finished random walk after 62 steps, including 0 resets, run visited all 2 properties in 3 ms. (steps per millisecond=20 )
Knowledge obtained : [(AND (NOT p0) p1), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) p1))), (F (AND (NOT p0) (NOT p1)))]
Knowledge based reduction with 3 factoid took 159 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 110 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 126 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 124 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 1191 reset in 671 ms.
Product exploration explored 100000 steps with 1190 reset in 695 ms.
Applying partial POR strategy [false, false, true]
Stuttering acceptance computed with spot in 113 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 23 out of 764 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 764/764 places, 1652/1652 transitions.
Performed 32 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 32 rules applied. Total rules applied 32 place count 764 transition count 1652
Performed 56 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 56 Pre rules applied. Total rules applied 32 place count 764 transition count 1716
Deduced a syphon composed of 88 places in 1 ms
Iterating global reduction 1 with 56 rules applied. Total rules applied 88 place count 764 transition count 1716
Discarding 16 places :
Symmetric choice reduction at 1 with 16 rule applications. Total rules 104 place count 748 transition count 1700
Deduced a syphon composed of 72 places in 1 ms
Iterating global reduction 1 with 16 rules applied. Total rules applied 120 place count 748 transition count 1700
Performed 112 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 184 places in 1 ms
Iterating global reduction 1 with 112 rules applied. Total rules applied 232 place count 748 transition count 1700
Discarding 24 places :
Symmetric choice reduction at 1 with 24 rule applications. Total rules 256 place count 724 transition count 1676
Deduced a syphon composed of 168 places in 1 ms
Iterating global reduction 1 with 24 rules applied. Total rules applied 280 place count 724 transition count 1676
Deduced a syphon composed of 168 places in 1 ms
Applied a total of 280 rules in 144 ms. Remains 724 /764 variables (removed 40) and now considering 1676/1652 (removed -24) transitions.
[2023-03-22 21:59:18] [INFO ] Flow matrix only has 1644 transitions (discarded 32 similar events)
// Phase 1: matrix 1644 rows 724 cols
[2023-03-22 21:59:18] [INFO ] Computed 46 place invariants in 34 ms
[2023-03-22 21:59:19] [INFO ] Dead Transitions using invariants and state equation in 991 ms found 0 transitions.
[2023-03-22 21:59:19] [INFO ] Redundant transitions in 21 ms returned []
[2023-03-22 21:59:19] [INFO ] Flow matrix only has 1644 transitions (discarded 32 similar events)
[2023-03-22 21:59:19] [INFO ] Invariant cache hit.
[2023-03-22 21:59:20] [INFO ] Dead Transitions using invariants and state equation in 891 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 724/764 places, 1676/1652 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2062 ms. Remains : 724/764 places, 1676/1652 transitions.
Support contains 23 out of 764 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 764/764 places, 1652/1652 transitions.
Applied a total of 0 rules in 12 ms. Remains 764 /764 variables (removed 0) and now considering 1652/1652 (removed 0) transitions.
[2023-03-22 21:59:20] [INFO ] Flow matrix only has 1620 transitions (discarded 32 similar events)
// Phase 1: matrix 1620 rows 764 cols
[2023-03-22 21:59:20] [INFO ] Computed 46 place invariants in 31 ms
[2023-03-22 21:59:21] [INFO ] Dead Transitions using invariants and state equation in 839 ms found 0 transitions.
[2023-03-22 21:59:21] [INFO ] Flow matrix only has 1620 transitions (discarded 32 similar events)
[2023-03-22 21:59:21] [INFO ] Invariant cache hit.
[2023-03-22 21:59:22] [INFO ] Implicit Places using invariants in 587 ms returned []
[2023-03-22 21:59:22] [INFO ] Flow matrix only has 1620 transitions (discarded 32 similar events)
[2023-03-22 21:59:22] [INFO ] Invariant cache hit.
[2023-03-22 21:59:22] [INFO ] State equation strengthened by 160 read => feed constraints.
[2023-03-22 21:59:33] [INFO ] Implicit Places using invariants and state equation in 11400 ms returned []
Implicit Place search using SMT with State Equation took 12006 ms to find 0 implicit places.
[2023-03-22 21:59:33] [INFO ] Flow matrix only has 1620 transitions (discarded 32 similar events)
[2023-03-22 21:59:33] [INFO ] Invariant cache hit.
[2023-03-22 21:59:34] [INFO ] Dead Transitions using invariants and state equation in 822 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 13681 ms. Remains : 764/764 places, 1652/1652 transitions.
Treatment of property PolyORBLF-COL-S04J06T08-LTLFireability-07 finished in 36955 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 8 out of 788 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 788/788 places, 1668/1668 transitions.
Drop transitions removed 64 transitions
Trivial Post-agglo rules discarded 64 transitions
Performed 64 trivial Post agglomeration. Transition count delta: 64
Iterating post reduction 0 with 64 rules applied. Total rules applied 64 place count 788 transition count 1604
Reduce places removed 64 places and 0 transitions.
Iterating post reduction 1 with 64 rules applied. Total rules applied 128 place count 724 transition count 1604
Performed 96 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 96 Pre rules applied. Total rules applied 128 place count 724 transition count 1508
Deduced a syphon composed of 96 places in 1 ms
Reduce places removed 96 places and 0 transitions.
Iterating global reduction 2 with 192 rules applied. Total rules applied 320 place count 628 transition count 1508
Performed 72 Post agglomeration using F-continuation condition.Transition count delta: 72
Deduced a syphon composed of 72 places in 1 ms
Reduce places removed 72 places and 0 transitions.
Iterating global reduction 2 with 144 rules applied. Total rules applied 464 place count 556 transition count 1436
Applied a total of 464 rules in 64 ms. Remains 556 /788 variables (removed 232) and now considering 1436/1668 (removed 232) transitions.
[2023-03-22 21:59:34] [INFO ] Flow matrix only has 1404 transitions (discarded 32 similar events)
// Phase 1: matrix 1404 rows 556 cols
[2023-03-22 21:59:34] [INFO ] Computed 54 place invariants in 26 ms
[2023-03-22 21:59:35] [INFO ] Dead Transitions using invariants and state equation in 718 ms found 0 transitions.
[2023-03-22 21:59:35] [INFO ] Flow matrix only has 1404 transitions (discarded 32 similar events)
[2023-03-22 21:59:35] [INFO ] Invariant cache hit.
[2023-03-22 21:59:35] [INFO ] Implicit Places using invariants in 566 ms returned [492, 493, 494, 495, 496, 497, 498, 499]
Discarding 8 places :
Implicit Place search using SMT only with invariants took 569 ms to find 8 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 548/788 places, 1436/1668 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 540 transition count 1428
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 540 transition count 1428
Applied a total of 16 rules in 31 ms. Remains 540 /548 variables (removed 8) and now considering 1428/1436 (removed 8) transitions.
[2023-03-22 21:59:35] [INFO ] Flow matrix only has 1396 transitions (discarded 32 similar events)
// Phase 1: matrix 1396 rows 540 cols
[2023-03-22 21:59:35] [INFO ] Computed 46 place invariants in 27 ms
[2023-03-22 21:59:36] [INFO ] Implicit Places using invariants in 582 ms returned []
[2023-03-22 21:59:36] [INFO ] Flow matrix only has 1396 transitions (discarded 32 similar events)
[2023-03-22 21:59:36] [INFO ] Invariant cache hit.
[2023-03-22 21:59:37] [INFO ] State equation strengthened by 160 read => feed constraints.
[2023-03-22 21:59:49] [INFO ] Implicit Places using invariants and state equation in 13149 ms returned []
Implicit Place search using SMT with State Equation took 13733 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 540/788 places, 1428/1668 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 15118 ms. Remains : 540/788 places, 1428/1668 transitions.
Stuttering acceptance computed with spot in 43 ms :[(NOT p0)]
Running random walk in product with property : PolyORBLF-COL-S04J06T08-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(OR (GEQ s424 1) (GEQ s425 1) (GEQ s426 1) (GEQ s427 1) (GEQ s428 1) (GEQ s429 1) (GEQ s430 1) (GEQ s431 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Stuttering criterion allowed to conclude after 19162 steps with 0 reset in 82 ms.
FORMULA PolyORBLF-COL-S04J06T08-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PolyORBLF-COL-S04J06T08-LTLFireability-08 finished in 15270 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(((G(p1) U G((X(!p1)||p2)))||p0))))'
Support contains 73 out of 788 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 788/788 places, 1668/1668 transitions.
Applied a total of 0 rules in 12 ms. Remains 788 /788 variables (removed 0) and now considering 1668/1668 (removed 0) transitions.
[2023-03-22 21:59:49] [INFO ] Flow matrix only has 1636 transitions (discarded 32 similar events)
// Phase 1: matrix 1636 rows 788 cols
[2023-03-22 21:59:49] [INFO ] Computed 54 place invariants in 31 ms
[2023-03-22 21:59:50] [INFO ] Dead Transitions using invariants and state equation in 865 ms found 0 transitions.
[2023-03-22 21:59:50] [INFO ] Flow matrix only has 1636 transitions (discarded 32 similar events)
[2023-03-22 21:59:50] [INFO ] Invariant cache hit.
[2023-03-22 21:59:51] [INFO ] Implicit Places using invariants in 618 ms returned [612, 613, 614, 615, 616, 617, 618, 619]
Discarding 8 places :
Implicit Place search using SMT only with invariants took 619 ms to find 8 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 780/788 places, 1668/1668 transitions.
Applied a total of 0 rules in 10 ms. Remains 780 /780 variables (removed 0) and now considering 1668/1668 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1507 ms. Remains : 780/788 places, 1668/1668 transitions.
Stuttering acceptance computed with spot in 113 ms :[(AND (NOT p2) (NOT p0) p1), (AND (NOT p2) (NOT p0) p1), (AND (NOT p2) (NOT p0) p1)]
Running random walk in product with property : PolyORBLF-COL-S04J06T08-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p2) (NOT p0) (NOT p1)), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p2) (NOT p0) p1), acceptance={0} source=0 dest: 0}, { cond=(AND p2 (NOT p0) (NOT p1)), acceptance={} source=0 dest: 1}, { cond=(AND p2 (NOT p0) p1), acceptance={0} source=0 dest: 1}], [{ cond=(AND (NOT p2) (NOT p0)), acceptance={} source=1 dest: 0}, { cond=(AND p2 (NOT p0)), acceptance={} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 0}]], initial=2, aps=[p2:(OR (GEQ s646 1) (GEQ s647 1) (GEQ s644 1) (GEQ s645 1) (GEQ s650 1) (GEQ s651 1) (GEQ s648 1) (GEQ s649 1)), p0:(OR (GEQ s324 1) (GEQ s326 1) (GEQ s32...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 2252 reset in 805 ms.
Product exploration explored 100000 steps with 2296 reset in 831 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 p2) (NOT p0) (NOT p1)), (X (NOT (AND p2 (NOT p0) (NOT p1)))), (X (NOT (AND p2 (NOT p0) p1))), (X (AND (NOT p2) (NOT p0) (NOT p1))), (X (NOT (AND (NOT p2) (NOT p0) p1))), (X (X (AND (NOT p2) (NOT p0)))), (X (X (NOT (AND p2 (NOT p0))))), (X (X (NOT (AND p2 (NOT p0) (NOT p1))))), (X (X (NOT (AND p2 (NOT p0) p1)))), (X (X (AND (NOT p2) (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p0) p1))))]
False Knowledge obtained : []
Knowledge based reduction with 11 factoid took 470 ms. Reduced automaton from 3 states, 7 edges and 3 AP (stutter sensitive) to 3 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 122 ms :[(AND (NOT p0) p1 (NOT p2)), (AND (NOT p0) p1 (NOT p2)), (AND (NOT p0) p1 (NOT p2))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 72 ms. (steps per millisecond=138 ) properties (out of 6) seen :5
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 67 ms. (steps per millisecond=149 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-22 21:59:53] [INFO ] Flow matrix only has 1636 transitions (discarded 32 similar events)
// Phase 1: matrix 1636 rows 780 cols
[2023-03-22 21:59:53] [INFO ] Computed 46 place invariants in 31 ms
[2023-03-22 21:59:53] [INFO ] [Real]Absence check using 19 positive place invariants in 10 ms returned sat
[2023-03-22 21:59:53] [INFO ] [Real]Absence check using 19 positive and 27 generalized place invariants in 36 ms returned sat
[2023-03-22 21:59:53] [INFO ] After 175ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0
Fused 1 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p2) (NOT p0) (NOT p1)), (X (NOT (AND p2 (NOT p0) (NOT p1)))), (X (NOT (AND p2 (NOT p0) p1))), (X (AND (NOT p2) (NOT p0) (NOT p1))), (X (NOT (AND (NOT p2) (NOT p0) p1))), (X (X (AND (NOT p2) (NOT p0)))), (X (X (NOT (AND p2 (NOT p0))))), (X (X (NOT (AND p2 (NOT p0) (NOT p1))))), (X (X (NOT (AND p2 (NOT p0) p1)))), (X (X (AND (NOT p2) (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p0) p1)))), (G (NOT (AND (NOT p0) p1 p2)))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) (NOT p2)))), (F (AND (NOT p0) p2)), (F (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (F (AND (NOT p0) (NOT p1) p2)), (F (AND (NOT p0) p1 (NOT p2)))]
Knowledge based reduction with 12 factoid took 611 ms. Reduced automaton from 3 states, 7 edges and 3 AP (stutter sensitive) to 3 states, 6 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 113 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1 (NOT p2)), (AND (NOT p0) p1)]
Stuttering acceptance computed with spot in 114 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1 (NOT p2)), (AND (NOT p0) p1)]
Support contains 73 out of 780 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 780/780 places, 1668/1668 transitions.
Applied a total of 0 rules in 15 ms. Remains 780 /780 variables (removed 0) and now considering 1668/1668 (removed 0) transitions.
[2023-03-22 21:59:54] [INFO ] Flow matrix only has 1636 transitions (discarded 32 similar events)
[2023-03-22 21:59:54] [INFO ] Invariant cache hit.
[2023-03-22 21:59:55] [INFO ] Dead Transitions using invariants and state equation in 832 ms found 0 transitions.
[2023-03-22 21:59:55] [INFO ] Flow matrix only has 1636 transitions (discarded 32 similar events)
[2023-03-22 21:59:55] [INFO ] Invariant cache hit.
[2023-03-22 21:59:56] [INFO ] Implicit Places using invariants in 624 ms returned []
[2023-03-22 21:59:56] [INFO ] Flow matrix only has 1636 transitions (discarded 32 similar events)
[2023-03-22 21:59:56] [INFO ] Invariant cache hit.
[2023-03-22 21:59:56] [INFO ] State equation strengthened by 160 read => feed constraints.
[2023-03-22 22:00:14] [INFO ] Implicit Places using invariants and state equation in 17847 ms returned []
Implicit Place search using SMT with State Equation took 18476 ms to find 0 implicit places.
[2023-03-22 22:00:14] [INFO ] Flow matrix only has 1636 transitions (discarded 32 similar events)
[2023-03-22 22:00:14] [INFO ] Invariant cache hit.
[2023-03-22 22:00:14] [INFO ] Dead Transitions using invariants and state equation in 774 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 20101 ms. Remains : 780/780 places, 1668/1668 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) (NOT p2)), (X (NOT (AND (NOT p0) (NOT p1) p2))), (X (AND (NOT p0) (NOT p1) (NOT p2))), (X (NOT (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1) p2)))), (X (X (AND (NOT p0) (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 344 ms. Reduced automaton from 3 states, 6 edges and 3 AP (stutter sensitive) to 3 states, 6 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 124 ms :[(AND (NOT p0) p1), (AND (NOT p2) (NOT p0) p1), (AND (NOT p0) p1)]
Finished random walk after 496 steps, including 0 resets, run visited all 5 properties in 10 ms. (steps per millisecond=49 )
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (NOT (AND (NOT p0) (NOT p1) p2))), (X (AND (NOT p0) (NOT p1) (NOT p2))), (X (NOT (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1) p2)))), (X (X (AND (NOT p0) (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : [(F (AND p2 (NOT p0))), (F (NOT (AND (NOT p2) (NOT p0)))), (F (NOT (AND (NOT p2) (NOT p0) (NOT p1)))), (F (AND p2 (NOT p0) (NOT p1))), (F (AND (NOT p0) p1))]
Knowledge based reduction with 9 factoid took 470 ms. Reduced automaton from 3 states, 6 edges and 3 AP (stutter sensitive) to 3 states, 6 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 116 ms :[(AND (NOT p0) p1), (AND (NOT p2) (NOT p0) p1), (AND (NOT p0) p1)]
Stuttering acceptance computed with spot in 114 ms :[(AND (NOT p0) p1), (AND (NOT p2) (NOT p0) p1), (AND (NOT p0) p1)]
Stuttering acceptance computed with spot in 125 ms :[(AND (NOT p0) p1), (AND (NOT p2) (NOT p0) p1), (AND (NOT p0) p1)]
Product exploration explored 100000 steps with 2271 reset in 743 ms.
Product exploration explored 100000 steps with 2276 reset in 758 ms.
Support contains 73 out of 780 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 780/780 places, 1668/1668 transitions.
Applied a total of 0 rules in 16 ms. Remains 780 /780 variables (removed 0) and now considering 1668/1668 (removed 0) transitions.
[2023-03-22 22:00:17] [INFO ] Flow matrix only has 1636 transitions (discarded 32 similar events)
[2023-03-22 22:00:17] [INFO ] Invariant cache hit.
[2023-03-22 22:00:18] [INFO ] Dead Transitions using invariants and state equation in 827 ms found 0 transitions.
[2023-03-22 22:00:18] [INFO ] Flow matrix only has 1636 transitions (discarded 32 similar events)
[2023-03-22 22:00:18] [INFO ] Invariant cache hit.
[2023-03-22 22:00:19] [INFO ] Implicit Places using invariants in 615 ms returned []
[2023-03-22 22:00:19] [INFO ] Flow matrix only has 1636 transitions (discarded 32 similar events)
[2023-03-22 22:00:19] [INFO ] Invariant cache hit.
[2023-03-22 22:00:19] [INFO ] State equation strengthened by 160 read => feed constraints.
[2023-03-22 22:00:35] [INFO ] Implicit Places using invariants and state equation in 15796 ms returned []
Implicit Place search using SMT with State Equation took 16420 ms to find 0 implicit places.
[2023-03-22 22:00:35] [INFO ] Flow matrix only has 1636 transitions (discarded 32 similar events)
[2023-03-22 22:00:35] [INFO ] Invariant cache hit.
[2023-03-22 22:00:35] [INFO ] Dead Transitions using invariants and state equation in 826 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 18091 ms. Remains : 780/780 places, 1668/1668 transitions.
Treatment of property PolyORBLF-COL-S04J06T08-LTLFireability-09 finished in 46331 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 51 out of 788 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 788/788 places, 1668/1668 transitions.
Drop transitions removed 56 transitions
Trivial Post-agglo rules discarded 56 transitions
Performed 56 trivial Post agglomeration. Transition count delta: 56
Iterating post reduction 0 with 56 rules applied. Total rules applied 56 place count 788 transition count 1612
Reduce places removed 56 places and 0 transitions.
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Iterating post reduction 1 with 64 rules applied. Total rules applied 120 place count 732 transition count 1604
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 128 place count 724 transition count 1604
Performed 72 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 72 Pre rules applied. Total rules applied 128 place count 724 transition count 1532
Deduced a syphon composed of 72 places in 1 ms
Reduce places removed 72 places and 0 transitions.
Iterating global reduction 3 with 144 rules applied. Total rules applied 272 place count 652 transition count 1532
Performed 56 Post agglomeration using F-continuation condition.Transition count delta: 56
Deduced a syphon composed of 56 places in 1 ms
Reduce places removed 56 places and 0 transitions.
Iterating global reduction 3 with 112 rules applied. Total rules applied 384 place count 596 transition count 1476
Applied a total of 384 rules in 63 ms. Remains 596 /788 variables (removed 192) and now considering 1476/1668 (removed 192) transitions.
[2023-03-22 22:00:36] [INFO ] Flow matrix only has 1444 transitions (discarded 32 similar events)
// Phase 1: matrix 1444 rows 596 cols
[2023-03-22 22:00:36] [INFO ] Computed 54 place invariants in 36 ms
[2023-03-22 22:00:36] [INFO ] Dead Transitions using invariants and state equation in 749 ms found 0 transitions.
[2023-03-22 22:00:36] [INFO ] Flow matrix only has 1444 transitions (discarded 32 similar events)
[2023-03-22 22:00:36] [INFO ] Invariant cache hit.
[2023-03-22 22:00:37] [INFO ] Implicit Places using invariants in 539 ms returned []
[2023-03-22 22:00:37] [INFO ] Flow matrix only has 1444 transitions (discarded 32 similar events)
[2023-03-22 22:00:37] [INFO ] Invariant cache hit.
[2023-03-22 22:00:37] [INFO ] State equation strengthened by 160 read => feed constraints.
[2023-03-22 22:00:42] [INFO ] Implicit Places using invariants and state equation in 4651 ms returned []
Implicit Place search using SMT with State Equation took 5193 ms to find 0 implicit places.
[2023-03-22 22:00:42] [INFO ] Redundant transitions in 22 ms returned []
[2023-03-22 22:00:42] [INFO ] Flow matrix only has 1444 transitions (discarded 32 similar events)
[2023-03-22 22:00:42] [INFO ] Invariant cache hit.
[2023-03-22 22:00:42] [INFO ] Dead Transitions using invariants and state equation in 718 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 596/788 places, 1476/1668 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 6750 ms. Remains : 596/788 places, 1476/1668 transitions.
Stuttering acceptance computed with spot in 78 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : PolyORBLF-COL-S04J06T08-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (OR (LT s5 1) (LT s519 1) (LT s551 1)) (OR (LT s6 1) (LT s520 1) (LT s551 1)) (OR (LT s3 1) (LT s517 1) (LT s551 1)) (OR (LT s8 1) (LT s522 1) (LT...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 836 reset in 572 ms.
Stack based approach found an accepted trace after 54002 steps with 476 reset with depth 304 and stack size 304 in 317 ms.
FORMULA PolyORBLF-COL-S04J06T08-LTLFireability-10 FALSE TECHNIQUES STACK_TEST
Treatment of property PolyORBLF-COL-S04J06T08-LTLFireability-10 finished in 7742 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||X(F(!p1))))'
Support contains 48 out of 788 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 788/788 places, 1668/1668 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 780 transition count 1660
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 780 transition count 1660
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 24 place count 772 transition count 1652
Iterating global reduction 0 with 8 rules applied. Total rules applied 32 place count 772 transition count 1652
Applied a total of 32 rules in 44 ms. Remains 772 /788 variables (removed 16) and now considering 1652/1668 (removed 16) transitions.
[2023-03-22 22:00:43] [INFO ] Flow matrix only has 1620 transitions (discarded 32 similar events)
// Phase 1: matrix 1620 rows 772 cols
[2023-03-22 22:00:43] [INFO ] Computed 54 place invariants in 37 ms
[2023-03-22 22:00:44] [INFO ] Dead Transitions using invariants and state equation in 833 ms found 0 transitions.
[2023-03-22 22:00:44] [INFO ] Flow matrix only has 1620 transitions (discarded 32 similar events)
[2023-03-22 22:00:44] [INFO ] Invariant cache hit.
[2023-03-22 22:00:45] [INFO ] Implicit Places using invariants in 614 ms returned [612, 613, 614, 615, 616, 617, 618, 619]
Discarding 8 places :
Implicit Place search using SMT only with invariants took 616 ms to find 8 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 764/788 places, 1652/1668 transitions.
Applied a total of 0 rules in 11 ms. Remains 764 /764 variables (removed 0) and now considering 1652/1652 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1509 ms. Remains : 764/788 places, 1652/1668 transitions.
Stuttering acceptance computed with spot in 127 ms :[p1, (AND p1 (NOT p0)), (AND p1 (NOT p0))]
Running random walk in product with property : PolyORBLF-COL-S04J06T08-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=p1, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p0) p1), acceptance={} source=2 dest: 0}, { cond=(AND p0 p1), acceptance={} source=2 dest: 2}]], initial=1, aps=[p1:(OR (AND (GEQ s188 1) (GEQ s196 1)) (AND (GEQ s193 1) (GEQ s196 1)) (AND (GEQ s191 1) (GEQ s196 1)) (AND (GEQ s186 1) (GEQ s196 1)) (AND (GEQ s187 1) (...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 3892 ms.
Product exploration explored 100000 steps with 50000 reset in 3949 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND p0 p1))), (X (NOT (AND (NOT p0) p1))), (X (NOT p1)), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (NOT (AND (NOT p0) p1)))
Knowledge based reduction with 7 factoid took 122 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA PolyORBLF-COL-S04J06T08-LTLFireability-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property PolyORBLF-COL-S04J06T08-LTLFireability-11 finished in 9629 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p1)&&p0)))'
Support contains 89 out of 788 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 788/788 places, 1668/1668 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 780 transition count 1660
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 780 transition count 1660
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 24 place count 772 transition count 1652
Iterating global reduction 0 with 8 rules applied. Total rules applied 32 place count 772 transition count 1652
Applied a total of 32 rules in 33 ms. Remains 772 /788 variables (removed 16) and now considering 1652/1668 (removed 16) transitions.
[2023-03-22 22:00:53] [INFO ] Flow matrix only has 1620 transitions (discarded 32 similar events)
[2023-03-22 22:00:53] [INFO ] Invariant cache hit.
[2023-03-22 22:00:54] [INFO ] Dead Transitions using invariants and state equation in 875 ms found 0 transitions.
[2023-03-22 22:00:54] [INFO ] Flow matrix only has 1620 transitions (discarded 32 similar events)
[2023-03-22 22:00:54] [INFO ] Invariant cache hit.
[2023-03-22 22:00:54] [INFO ] Implicit Places using invariants in 628 ms returned [612, 613, 614, 615, 616, 617, 618, 619]
Discarding 8 places :
Implicit Place search using SMT only with invariants took 630 ms to find 8 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 764/788 places, 1652/1668 transitions.
Applied a total of 0 rules in 10 ms. Remains 764 /764 variables (removed 0) and now considering 1652/1652 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1551 ms. Remains : 764/788 places, 1652/1668 transitions.
Stuttering acceptance computed with spot in 121 ms :[true, (OR (NOT p0) (NOT p1)), (NOT p1), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : PolyORBLF-COL-S04J06T08-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 3}], [{ cond=(NOT p1), acceptance={} source=2 dest: 0}, { cond=p1, acceptance={} source=2 dest: 2}], [{ cond=(OR (NOT p0) (NOT p1)), acceptance={} source=3 dest: 0}, { cond=(AND p0 p1), acceptance={} source=3 dest: 2}]], initial=1, aps=[p1:(AND (LT s199 1) (LT s198 1) (LT s203 1) (LT s202 1) (LT s201 1) (LT s200 1) (LT s207 1) (LT s206 1) (LT s205 1) (LT s204 1) (LT s211 1) (LT s210 1) (L...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 75 steps with 0 reset in 1 ms.
FORMULA PolyORBLF-COL-S04J06T08-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PolyORBLF-COL-S04J06T08-LTLFireability-13 finished in 1693 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0)&&F(p1))))'
Support contains 66 out of 788 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 788/788 places, 1668/1668 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 780 transition count 1660
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 780 transition count 1660
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 24 place count 772 transition count 1652
Iterating global reduction 0 with 8 rules applied. Total rules applied 32 place count 772 transition count 1652
Applied a total of 32 rules in 32 ms. Remains 772 /788 variables (removed 16) and now considering 1652/1668 (removed 16) transitions.
[2023-03-22 22:00:55] [INFO ] Flow matrix only has 1620 transitions (discarded 32 similar events)
[2023-03-22 22:00:55] [INFO ] Invariant cache hit.
[2023-03-22 22:00:55] [INFO ] Dead Transitions using invariants and state equation in 766 ms found 0 transitions.
[2023-03-22 22:00:55] [INFO ] Flow matrix only has 1620 transitions (discarded 32 similar events)
[2023-03-22 22:00:55] [INFO ] Invariant cache hit.
[2023-03-22 22:00:56] [INFO ] Implicit Places using invariants in 578 ms returned [612, 613, 614, 615, 616, 617, 618, 619]
Discarding 8 places :
Implicit Place search using SMT only with invariants took 580 ms to find 8 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 764/788 places, 1652/1668 transitions.
Applied a total of 0 rules in 9 ms. Remains 764 /764 variables (removed 0) and now considering 1652/1652 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1388 ms. Remains : 764/788 places, 1652/1668 transitions.
Stuttering acceptance computed with spot in 158 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (NOT p0), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : PolyORBLF-COL-S04J06T08-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 3}], [{ cond=(NOT p1), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=2 dest: 2}], [{ cond=(AND p0 (NOT p1)), acceptance={0} source=3 dest: 1}, { cond=(AND (NOT p0) p1), acceptance={0} source=3 dest: 2}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p1:(OR (AND (GEQ s0 1) (GEQ s80 1)) (AND (GEQ s0 1) (GEQ s29 1)) (AND (GEQ s0 1) (GEQ s31 1)) (AND (GEQ s0 1) (GEQ s27 1)) (AND (GEQ s0 1) (GEQ s70 1)) (A...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 2482 reset in 527 ms.
Product exploration explored 100000 steps with 2461 reset in 523 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND (NOT p0) p1))), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X (X (NOT p1))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 311 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 112 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (NOT p0), (OR (NOT p0) (NOT p1))]
Finished random walk after 32 steps, including 0 resets, run visited all 5 properties in 2 ms. (steps per millisecond=16 )
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND (NOT p0) p1))), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X (X (NOT p1))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) (NOT p1)))), (F (AND (NOT p0) p1)), (F p1), (F (AND p0 (NOT p1))), (F p0)]
Knowledge based reduction with 9 factoid took 479 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 195 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (NOT p0), (OR (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 191 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (NOT p0), (OR (NOT p0) (NOT p1))]
[2023-03-22 22:00:59] [INFO ] Flow matrix only has 1620 transitions (discarded 32 similar events)
// Phase 1: matrix 1620 rows 764 cols
[2023-03-22 22:00:59] [INFO ] Computed 46 place invariants in 31 ms
[2023-03-22 22:00:59] [INFO ] [Real]Absence check using 18 positive place invariants in 30 ms returned sat
[2023-03-22 22:01:00] [INFO ] [Real]Absence check using 18 positive and 28 generalized place invariants in 101 ms returned sat
[2023-03-22 22:01:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 22:01:01] [INFO ] [Real]Absence check using state equation in 1504 ms returned sat
[2023-03-22 22:01:01] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 22:01:02] [INFO ] [Nat]Absence check using 18 positive place invariants in 55 ms returned sat
[2023-03-22 22:01:02] [INFO ] [Nat]Absence check using 18 positive and 28 generalized place invariants in 148 ms returned sat
[2023-03-22 22:01:02] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 22:01:11] [INFO ] [Nat]Absence check using state equation in 8398 ms returned sat
[2023-03-22 22:01:11] [INFO ] State equation strengthened by 160 read => feed constraints.
[2023-03-22 22:01:14] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-22 22:01:16] [INFO ] [Nat]Added 160 Read/Feed constraints in 5445 ms returned unknown
Could not prove EG (NOT p0)
[2023-03-22 22:01:16] [INFO ] Flow matrix only has 1620 transitions (discarded 32 similar events)
[2023-03-22 22:01:16] [INFO ] Invariant cache hit.
[2023-03-22 22:01:18] [INFO ] [Real]Absence check using 18 positive place invariants in 24 ms returned sat
[2023-03-22 22:01:18] [INFO ] [Real]Absence check using 18 positive and 28 generalized place invariants in 104 ms returned sat
[2023-03-22 22:01:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 22:01:19] [INFO ] [Real]Absence check using state equation in 1511 ms returned sat
[2023-03-22 22:01:19] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 22:01:22] [INFO ] [Nat]Absence check using 18 positive place invariants in 794 ms returned sat
[2023-03-22 22:01:22] [INFO ] [Nat]Absence check using 18 positive and 28 generalized place invariants in 169 ms returned sat
[2023-03-22 22:01:22] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 22:01:30] [INFO ] [Nat]Absence check using state equation in 7741 ms returned unknown
Could not prove EG (NOT p1)
Support contains 66 out of 764 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 764/764 places, 1652/1652 transitions.
Applied a total of 0 rules in 9 ms. Remains 764 /764 variables (removed 0) and now considering 1652/1652 (removed 0) transitions.
[2023-03-22 22:01:30] [INFO ] Flow matrix only has 1620 transitions (discarded 32 similar events)
[2023-03-22 22:01:30] [INFO ] Invariant cache hit.
[2023-03-22 22:01:30] [INFO ] Dead Transitions using invariants and state equation in 821 ms found 0 transitions.
[2023-03-22 22:01:30] [INFO ] Flow matrix only has 1620 transitions (discarded 32 similar events)
[2023-03-22 22:01:30] [INFO ] Invariant cache hit.
[2023-03-22 22:01:31] [INFO ] Implicit Places using invariants in 634 ms returned []
[2023-03-22 22:01:31] [INFO ] Flow matrix only has 1620 transitions (discarded 32 similar events)
[2023-03-22 22:01:31] [INFO ] Invariant cache hit.
[2023-03-22 22:01:32] [INFO ] State equation strengthened by 160 read => feed constraints.
[2023-03-22 22:01:43] [INFO ] Implicit Places using invariants and state equation in 12342 ms returned []
Implicit Place search using SMT with State Equation took 12979 ms to find 0 implicit places.
[2023-03-22 22:01:43] [INFO ] Flow matrix only has 1620 transitions (discarded 32 similar events)
[2023-03-22 22:01:43] [INFO ] Invariant cache hit.
[2023-03-22 22:01:44] [INFO ] Dead Transitions using invariants and state equation in 756 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 14569 ms. Remains : 764/764 places, 1652/1652 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 p1) (NOT p0)), (X (NOT (AND (NOT p0) p1))), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X (X (NOT p1))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 343 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 171 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (NOT p0), (OR (NOT p0) (NOT p1))]
Finished random walk after 63 steps, including 0 resets, run visited all 5 properties in 3 ms. (steps per millisecond=21 )
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND (NOT p0) p1))), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X (X (NOT p1))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) (NOT p1)))), (F (AND (NOT p0) p1)), (F p1), (F (AND p0 (NOT p1))), (F p0)]
Knowledge based reduction with 9 factoid took 427 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 160 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (NOT p0), (OR (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 159 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (NOT p0), (OR (NOT p0) (NOT p1))]
[2023-03-22 22:01:45] [INFO ] Flow matrix only has 1620 transitions (discarded 32 similar events)
[2023-03-22 22:01:45] [INFO ] Invariant cache hit.
[2023-03-22 22:01:46] [INFO ] [Real]Absence check using 18 positive place invariants in 20 ms returned sat
[2023-03-22 22:01:47] [INFO ] [Real]Absence check using 18 positive and 28 generalized place invariants in 178 ms returned sat
[2023-03-22 22:01:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 22:01:48] [INFO ] [Real]Absence check using state equation in 1476 ms returned sat
[2023-03-22 22:01:48] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 22:01:49] [INFO ] [Nat]Absence check using 18 positive place invariants in 47 ms returned sat
[2023-03-22 22:01:49] [INFO ] [Nat]Absence check using 18 positive and 28 generalized place invariants in 66 ms returned sat
[2023-03-22 22:01:49] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 22:01:57] [INFO ] [Nat]Absence check using state equation in 7504 ms returned sat
[2023-03-22 22:01:57] [INFO ] State equation strengthened by 160 read => feed constraints.
[2023-03-22 22:02:00] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-22 22:02:03] [INFO ] [Nat]Added 160 Read/Feed constraints in 6020 ms returned unknown
Could not prove EG (NOT p0)
[2023-03-22 22:02:03] [INFO ] Flow matrix only has 1620 transitions (discarded 32 similar events)
[2023-03-22 22:02:03] [INFO ] Invariant cache hit.
[2023-03-22 22:02:04] [INFO ] [Real]Absence check using 18 positive place invariants in 22 ms returned sat
[2023-03-22 22:02:04] [INFO ] [Real]Absence check using 18 positive and 28 generalized place invariants in 103 ms returned sat
[2023-03-22 22:02:04] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 22:02:06] [INFO ] [Real]Absence check using state equation in 1451 ms returned sat
[2023-03-22 22:02:06] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 22:02:08] [INFO ] [Nat]Absence check using 18 positive place invariants in 798 ms returned sat
[2023-03-22 22:02:08] [INFO ] [Nat]Absence check using 18 positive and 28 generalized place invariants in 163 ms returned sat
[2023-03-22 22:02:08] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 22:02:16] [INFO ] [Nat]Absence check using state equation in 7740 ms returned unknown
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 138 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (NOT p0), (OR (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 2457 reset in 492 ms.
Product exploration explored 100000 steps with 2464 reset in 539 ms.
Applying partial POR strategy [false, true, true, true]
Stuttering acceptance computed with spot in 135 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (NOT p0), (OR (NOT p0) (NOT p1))]
Support contains 66 out of 764 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 764/764 places, 1652/1652 transitions.
Performed 40 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 40 rules applied. Total rules applied 40 place count 764 transition count 1652
Performed 56 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 56 Pre rules applied. Total rules applied 40 place count 764 transition count 1716
Deduced a syphon composed of 96 places in 1 ms
Iterating global reduction 1 with 56 rules applied. Total rules applied 96 place count 764 transition count 1716
Discarding 16 places :
Symmetric choice reduction at 1 with 16 rule applications. Total rules 112 place count 748 transition count 1700
Deduced a syphon composed of 80 places in 0 ms
Iterating global reduction 1 with 16 rules applied. Total rules applied 128 place count 748 transition count 1700
Performed 128 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 208 places in 0 ms
Iterating global reduction 1 with 128 rules applied. Total rules applied 256 place count 748 transition count 1700
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 264 place count 740 transition count 1692
Deduced a syphon composed of 200 places in 1 ms
Iterating global reduction 1 with 8 rules applied. Total rules applied 272 place count 740 transition count 1692
Deduced a syphon composed of 200 places in 0 ms
Applied a total of 272 rules in 83 ms. Remains 740 /764 variables (removed 24) and now considering 1692/1652 (removed -40) transitions.
[2023-03-22 22:02:17] [INFO ] Flow matrix only has 1660 transitions (discarded 32 similar events)
// Phase 1: matrix 1660 rows 740 cols
[2023-03-22 22:02:17] [INFO ] Computed 46 place invariants in 26 ms
[2023-03-22 22:02:18] [INFO ] Dead Transitions using invariants and state equation in 943 ms found 0 transitions.
[2023-03-22 22:02:18] [INFO ] Redundant transitions in 21 ms returned []
[2023-03-22 22:02:18] [INFO ] Flow matrix only has 1660 transitions (discarded 32 similar events)
[2023-03-22 22:02:18] [INFO ] Invariant cache hit.
[2023-03-22 22:02:19] [INFO ] Dead Transitions using invariants and state equation in 917 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 740/764 places, 1692/1652 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1972 ms. Remains : 740/764 places, 1692/1652 transitions.
Support contains 66 out of 764 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 764/764 places, 1652/1652 transitions.
Applied a total of 0 rules in 9 ms. Remains 764 /764 variables (removed 0) and now considering 1652/1652 (removed 0) transitions.
[2023-03-22 22:02:19] [INFO ] Flow matrix only has 1620 transitions (discarded 32 similar events)
// Phase 1: matrix 1620 rows 764 cols
[2023-03-22 22:02:19] [INFO ] Computed 46 place invariants in 29 ms
[2023-03-22 22:02:20] [INFO ] Dead Transitions using invariants and state equation in 858 ms found 0 transitions.
[2023-03-22 22:02:20] [INFO ] Flow matrix only has 1620 transitions (discarded 32 similar events)
[2023-03-22 22:02:20] [INFO ] Invariant cache hit.
[2023-03-22 22:02:21] [INFO ] Implicit Places using invariants in 659 ms returned []
[2023-03-22 22:02:21] [INFO ] Flow matrix only has 1620 transitions (discarded 32 similar events)
[2023-03-22 22:02:21] [INFO ] Invariant cache hit.
[2023-03-22 22:02:22] [INFO ] State equation strengthened by 160 read => feed constraints.
[2023-03-22 22:02:35] [INFO ] Implicit Places using invariants and state equation in 14514 ms returned []
Implicit Place search using SMT with State Equation took 15194 ms to find 0 implicit places.
[2023-03-22 22:02:35] [INFO ] Flow matrix only has 1620 transitions (discarded 32 similar events)
[2023-03-22 22:02:35] [INFO ] Invariant cache hit.
[2023-03-22 22:02:36] [INFO ] Dead Transitions using invariants and state equation in 859 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 16932 ms. Remains : 764/764 places, 1652/1652 transitions.
Treatment of property PolyORBLF-COL-S04J06T08-LTLFireability-15 finished in 101695 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((F(p1)&&p0)))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(F((G(p1)||p0)))||G(p2))))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(((G(p1) U G((X(!p1)||p2)))||p0))))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0)&&F(p1))))'
Found a Shortening insensitive property : PolyORBLF-COL-S04J06T08-LTLFireability-15
Stuttering acceptance computed with spot in 129 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (NOT p0), (OR (NOT p0) (NOT p1))]
Support contains 66 out of 788 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 788/788 places, 1668/1668 transitions.
Drop transitions removed 56 transitions
Trivial Post-agglo rules discarded 56 transitions
Performed 56 trivial Post agglomeration. Transition count delta: 56
Iterating post reduction 0 with 56 rules applied. Total rules applied 56 place count 788 transition count 1612
Reduce places removed 56 places and 0 transitions.
Iterating post reduction 1 with 56 rules applied. Total rules applied 112 place count 732 transition count 1612
Performed 104 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 104 Pre rules applied. Total rules applied 112 place count 732 transition count 1508
Deduced a syphon composed of 104 places in 1 ms
Reduce places removed 104 places and 0 transitions.
Iterating global reduction 2 with 208 rules applied. Total rules applied 320 place count 628 transition count 1508
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 328 place count 620 transition count 1500
Iterating global reduction 2 with 8 rules applied. Total rules applied 336 place count 620 transition count 1500
Performed 72 Post agglomeration using F-continuation condition.Transition count delta: 72
Deduced a syphon composed of 72 places in 0 ms
Reduce places removed 72 places and 0 transitions.
Iterating global reduction 2 with 144 rules applied. Total rules applied 480 place count 548 transition count 1428
Applied a total of 480 rules in 54 ms. Remains 548 /788 variables (removed 240) and now considering 1428/1668 (removed 240) transitions.
[2023-03-22 22:02:37] [INFO ] Flow matrix only has 1396 transitions (discarded 32 similar events)
// Phase 1: matrix 1396 rows 548 cols
[2023-03-22 22:02:37] [INFO ] Computed 54 place invariants in 24 ms
[2023-03-22 22:02:38] [INFO ] Dead Transitions using invariants and state equation in 823 ms found 0 transitions.
[2023-03-22 22:02:38] [INFO ] Flow matrix only has 1396 transitions (discarded 32 similar events)
[2023-03-22 22:02:38] [INFO ] Invariant cache hit.
[2023-03-22 22:02:38] [INFO ] Implicit Places using invariants in 516 ms returned [484, 485, 486, 487, 488, 489, 490, 491]
Discarding 8 places :
Implicit Place search using SMT only with invariants took 530 ms to find 8 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 540/788 places, 1428/1668 transitions.
Applied a total of 0 rules in 15 ms. Remains 540 /540 variables (removed 0) and now considering 1428/1428 (removed 0) transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 1434 ms. Remains : 540/788 places, 1428/1668 transitions.
Running random walk in product with property : PolyORBLF-COL-S04J06T08-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 3}], [{ cond=(NOT p1), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=2 dest: 2}], [{ cond=(AND p0 (NOT p1)), acceptance={0} source=3 dest: 1}, { cond=(AND (NOT p0) p1), acceptance={0} source=3 dest: 2}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p1:(OR (AND (GEQ s0 1) (GEQ s72 1)) (AND (GEQ s0 1) (GEQ s21 1)) (AND (GEQ s0 1) (GEQ s23 1)) (AND (GEQ s0 1) (GEQ s19 1)) (AND (GEQ s0 1) (GEQ s62 1)) (A...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak, cl-invariant], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 3181 reset in 557 ms.
Product exploration explored 100000 steps with 3201 reset in 595 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND (NOT p0) p1))), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X (X (NOT p1))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 336 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 128 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (NOT p0), (OR (NOT p0) (NOT p1))]
Finished random walk after 19 steps, including 0 resets, run visited all 5 properties in 2 ms. (steps per millisecond=9 )
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND (NOT p0) p1))), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X (X (NOT p1))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) (NOT p1)))), (F (AND (NOT p0) p1)), (F p1), (F (AND p0 (NOT p1))), (F p0)]
Knowledge based reduction with 9 factoid took 568 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 133 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (NOT p0), (OR (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 130 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (NOT p0), (OR (NOT p0) (NOT p1))]
[2023-03-22 22:02:41] [INFO ] Flow matrix only has 1396 transitions (discarded 32 similar events)
// Phase 1: matrix 1396 rows 540 cols
[2023-03-22 22:02:41] [INFO ] Computed 46 place invariants in 24 ms
[2023-03-22 22:02:41] [INFO ] [Real]Absence check using 15 positive place invariants in 7 ms returned sat
[2023-03-22 22:02:42] [INFO ] [Real]Absence check using 15 positive and 31 generalized place invariants in 70 ms returned sat
[2023-03-22 22:02:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 22:02:43] [INFO ] [Real]Absence check using state equation in 1209 ms returned sat
[2023-03-22 22:02:43] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 22:02:44] [INFO ] [Nat]Absence check using 15 positive place invariants in 7 ms returned sat
[2023-03-22 22:02:44] [INFO ] [Nat]Absence check using 15 positive and 31 generalized place invariants in 64 ms returned sat
[2023-03-22 22:02:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 22:02:46] [INFO ] [Nat]Absence check using state equation in 2364 ms returned sat
[2023-03-22 22:02:46] [INFO ] State equation strengthened by 160 read => feed constraints.
[2023-03-22 22:02:49] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-22 22:02:50] [INFO ] [Nat]Added 160 Read/Feed constraints in 3942 ms returned sat
[2023-03-22 22:02:50] [INFO ] Computed and/alt/rep : 712/3883/688 causal constraints (skipped 704 transitions) in 161 ms.
[2023-03-22 22:02:55] [INFO ] Added : 92 causal constraints over 19 iterations in 4860 ms. Result :sat
Could not prove EG (NOT p0)
[2023-03-22 22:02:55] [INFO ] Flow matrix only has 1396 transitions (discarded 32 similar events)
[2023-03-22 22:02:55] [INFO ] Invariant cache hit.
[2023-03-22 22:02:56] [INFO ] [Real]Absence check using 15 positive place invariants in 8 ms returned sat
[2023-03-22 22:02:56] [INFO ] [Real]Absence check using 15 positive and 31 generalized place invariants in 70 ms returned sat
[2023-03-22 22:02:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 22:02:57] [INFO ] [Real]Absence check using state equation in 1154 ms returned sat
[2023-03-22 22:02:57] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 22:02:58] [INFO ] [Nat]Absence check using 15 positive place invariants in 8 ms returned sat
[2023-03-22 22:02:58] [INFO ] [Nat]Absence check using 15 positive and 31 generalized place invariants in 81 ms returned sat
[2023-03-22 22:02:58] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 22:03:05] [INFO ] [Nat]Absence check using state equation in 6631 ms returned sat
[2023-03-22 22:03:05] [INFO ] State equation strengthened by 160 read => feed constraints.
[2023-03-22 22:03:07] [INFO ] [Nat]Added 160 Read/Feed constraints in 1900 ms returned sat
[2023-03-22 22:03:07] [INFO ] Deduced a trap composed of 263 places in 310 ms of which 1 ms to minimize.
[2023-03-22 22:03:08] [INFO ] Deduced a trap composed of 276 places in 308 ms of which 0 ms to minimize.
[2023-03-22 22:03:08] [INFO ] Deduced a trap composed of 209 places in 293 ms of which 0 ms to minimize.
[2023-03-22 22:03:08] [INFO ] Deduced a trap composed of 232 places in 327 ms of which 7 ms to minimize.
[2023-03-22 22:03:09] [INFO ] Deduced a trap composed of 250 places in 316 ms of which 1 ms to minimize.
[2023-03-22 22:03:10] [INFO ] Deduced a trap composed of 252 places in 317 ms of which 0 ms to minimize.
[2023-03-22 22:03:11] [INFO ] Deduced a trap composed of 239 places in 301 ms of which 2 ms to minimize.
[2023-03-22 22:03:11] [INFO ] Deduced a trap composed of 239 places in 307 ms of which 1 ms to minimize.
[2023-03-22 22:03:12] [INFO ] Deduced a trap composed of 222 places in 301 ms of which 1 ms to minimize.
[2023-03-22 22:03:12] [INFO ] Deduced a trap composed of 231 places in 318 ms of which 2 ms to minimize.
[2023-03-22 22:03:12] [INFO ] Trap strengthening (SAT) tested/added 10/10 trap constraints in 5307 ms
Could not prove EG (NOT p1)
Support contains 66 out of 540 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 540/540 places, 1428/1428 transitions.
Applied a total of 0 rules in 10 ms. Remains 540 /540 variables (removed 0) and now considering 1428/1428 (removed 0) transitions.
[2023-03-22 22:03:12] [INFO ] Flow matrix only has 1396 transitions (discarded 32 similar events)
[2023-03-22 22:03:12] [INFO ] Invariant cache hit.
[2023-03-22 22:03:13] [INFO ] Dead Transitions using invariants and state equation in 766 ms found 0 transitions.
[2023-03-22 22:03:13] [INFO ] Flow matrix only has 1396 transitions (discarded 32 similar events)
[2023-03-22 22:03:13] [INFO ] Invariant cache hit.
[2023-03-22 22:03:14] [INFO ] Implicit Places using invariants in 507 ms returned []
[2023-03-22 22:03:14] [INFO ] Flow matrix only has 1396 transitions (discarded 32 similar events)
[2023-03-22 22:03:14] [INFO ] Invariant cache hit.
[2023-03-22 22:03:14] [INFO ] State equation strengthened by 160 read => feed constraints.
[2023-03-22 22:03:17] [INFO ] Implicit Places using invariants and state equation in 2982 ms returned []
Implicit Place search using SMT with State Equation took 3540 ms to find 0 implicit places.
[2023-03-22 22:03:17] [INFO ] Flow matrix only has 1396 transitions (discarded 32 similar events)
[2023-03-22 22:03:17] [INFO ] Invariant cache hit.
[2023-03-22 22:03:17] [INFO ] Dead Transitions using invariants and state equation in 766 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 5124 ms. Remains : 540/540 places, 1428/1428 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 p1) (NOT p0)), (X (NOT (AND (NOT p0) p1))), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X (X (NOT p1))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 307 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 154 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (NOT p0), (OR (NOT p0) (NOT p1))]
Finished random walk after 39 steps, including 0 resets, run visited all 5 properties in 3 ms. (steps per millisecond=13 )
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND (NOT p0) p1))), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X (X (NOT p1))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) (NOT p1)))), (F (AND (NOT p0) p1)), (F p1), (F (AND p0 (NOT p1))), (F p0)]
Knowledge based reduction with 9 factoid took 385 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 144 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (NOT p0), (OR (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 129 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (NOT p0), (OR (NOT p0) (NOT p1))]
[2023-03-22 22:03:19] [INFO ] Flow matrix only has 1396 transitions (discarded 32 similar events)
[2023-03-22 22:03:19] [INFO ] Invariant cache hit.
[2023-03-22 22:03:19] [INFO ] [Real]Absence check using 15 positive place invariants in 7 ms returned sat
[2023-03-22 22:03:19] [INFO ] [Real]Absence check using 15 positive and 31 generalized place invariants in 55 ms returned sat
[2023-03-22 22:03:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 22:03:21] [INFO ] [Real]Absence check using state equation in 1252 ms returned sat
[2023-03-22 22:03:21] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 22:03:21] [INFO ] [Nat]Absence check using 15 positive place invariants in 6 ms returned sat
[2023-03-22 22:03:22] [INFO ] [Nat]Absence check using 15 positive and 31 generalized place invariants in 178 ms returned sat
[2023-03-22 22:03:22] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 22:03:24] [INFO ] [Nat]Absence check using state equation in 2655 ms returned sat
[2023-03-22 22:03:24] [INFO ] State equation strengthened by 160 read => feed constraints.
[2023-03-22 22:03:26] [INFO ] [Nat]Added 160 Read/Feed constraints in 2171 ms returned sat
[2023-03-22 22:03:26] [INFO ] Deduced a trap composed of 54 places in 69 ms of which 0 ms to minimize.
[2023-03-22 22:03:27] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 180 ms
[2023-03-22 22:03:27] [INFO ] Computed and/alt/rep : 712/3883/688 causal constraints (skipped 704 transitions) in 95 ms.
[2023-03-22 22:03:31] [INFO ] Added : 185 causal constraints over 37 iterations in 4207 ms. Result :sat
Could not prove EG (NOT p0)
[2023-03-22 22:03:31] [INFO ] Flow matrix only has 1396 transitions (discarded 32 similar events)
[2023-03-22 22:03:31] [INFO ] Invariant cache hit.
[2023-03-22 22:03:32] [INFO ] [Real]Absence check using 15 positive place invariants in 9 ms returned sat
[2023-03-22 22:03:32] [INFO ] [Real]Absence check using 15 positive and 31 generalized place invariants in 68 ms returned sat
[2023-03-22 22:03:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 22:03:33] [INFO ] [Real]Absence check using state equation in 1139 ms returned sat
[2023-03-22 22:03:33] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 22:03:34] [INFO ] [Nat]Absence check using 15 positive place invariants in 8 ms returned sat
[2023-03-22 22:03:34] [INFO ] [Nat]Absence check using 15 positive and 31 generalized place invariants in 82 ms returned sat
[2023-03-22 22:03:34] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 22:03:41] [INFO ] [Nat]Absence check using state equation in 6633 ms returned sat
[2023-03-22 22:03:41] [INFO ] State equation strengthened by 160 read => feed constraints.
[2023-03-22 22:03:43] [INFO ] [Nat]Added 160 Read/Feed constraints in 1887 ms returned sat
[2023-03-22 22:03:43] [INFO ] Deduced a trap composed of 263 places in 308 ms of which 0 ms to minimize.
[2023-03-22 22:03:44] [INFO ] Deduced a trap composed of 276 places in 295 ms of which 0 ms to minimize.
[2023-03-22 22:03:44] [INFO ] Deduced a trap composed of 209 places in 320 ms of which 1 ms to minimize.
[2023-03-22 22:03:44] [INFO ] Deduced a trap composed of 232 places in 292 ms of which 1 ms to minimize.
[2023-03-22 22:03:45] [INFO ] Deduced a trap composed of 250 places in 309 ms of which 1 ms to minimize.
[2023-03-22 22:03:46] [INFO ] Deduced a trap composed of 252 places in 305 ms of which 0 ms to minimize.
[2023-03-22 22:03:47] [INFO ] Deduced a trap composed of 239 places in 305 ms of which 1 ms to minimize.
[2023-03-22 22:03:47] [INFO ] Deduced a trap composed of 239 places in 316 ms of which 1 ms to minimize.
[2023-03-22 22:03:47] [INFO ] Deduced a trap composed of 222 places in 315 ms of which 0 ms to minimize.
[2023-03-22 22:03:48] [INFO ] Deduced a trap composed of 231 places in 309 ms of which 0 ms to minimize.
[2023-03-22 22:03:48] [INFO ] Trap strengthening (SAT) tested/added 10/10 trap constraints in 5306 ms
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 127 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (NOT p0), (OR (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 3195 reset in 546 ms.
Product exploration explored 100000 steps with 3196 reset in 571 ms.
Applying partial POR strategy [false, true, true, true]
Stuttering acceptance computed with spot in 123 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (NOT p0), (OR (NOT p0) (NOT p1))]
Support contains 66 out of 540 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 540/540 places, 1428/1428 transitions.
Applied a total of 0 rules in 22 ms. Remains 540 /540 variables (removed 0) and now considering 1428/1428 (removed 0) transitions.
[2023-03-22 22:03:50] [INFO ] Flow matrix only has 1396 transitions (discarded 32 similar events)
[2023-03-22 22:03:50] [INFO ] Invariant cache hit.
[2023-03-22 22:03:50] [INFO ] Dead Transitions using invariants and state equation in 775 ms found 0 transitions.
[2023-03-22 22:03:51] [INFO ] Redundant transitions in 16 ms returned []
[2023-03-22 22:03:51] [INFO ] Flow matrix only has 1396 transitions (discarded 32 similar events)
[2023-03-22 22:03:51] [INFO ] Invariant cache hit.
[2023-03-22 22:03:51] [INFO ] Dead Transitions using invariants and state equation in 778 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1641 ms. Remains : 540/540 places, 1428/1428 transitions.
Support contains 66 out of 540 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 540/540 places, 1428/1428 transitions.
Applied a total of 0 rules in 5 ms. Remains 540 /540 variables (removed 0) and now considering 1428/1428 (removed 0) transitions.
[2023-03-22 22:03:51] [INFO ] Flow matrix only has 1396 transitions (discarded 32 similar events)
[2023-03-22 22:03:51] [INFO ] Invariant cache hit.
[2023-03-22 22:03:52] [INFO ] Dead Transitions using invariants and state equation in 791 ms found 0 transitions.
[2023-03-22 22:03:52] [INFO ] Flow matrix only has 1396 transitions (discarded 32 similar events)
[2023-03-22 22:03:52] [INFO ] Invariant cache hit.
[2023-03-22 22:03:53] [INFO ] Implicit Places using invariants in 511 ms returned []
[2023-03-22 22:03:53] [INFO ] Flow matrix only has 1396 transitions (discarded 32 similar events)
[2023-03-22 22:03:53] [INFO ] Invariant cache hit.
[2023-03-22 22:03:53] [INFO ] State equation strengthened by 160 read => feed constraints.
[2023-03-22 22:03:55] [INFO ] Implicit Places using invariants and state equation in 2730 ms returned []
Implicit Place search using SMT with State Equation took 3286 ms to find 0 implicit places.
[2023-03-22 22:03:55] [INFO ] Flow matrix only has 1396 transitions (discarded 32 similar events)
[2023-03-22 22:03:55] [INFO ] Invariant cache hit.
[2023-03-22 22:03:56] [INFO ] Dead Transitions using invariants and state equation in 760 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4883 ms. Remains : 540/540 places, 1428/1428 transitions.
Treatment of property PolyORBLF-COL-S04J06T08-LTLFireability-15 finished in 79708 ms.
[2023-03-22 22:03:57] [INFO ] Flatten gal took : 195 ms
[2023-03-22 22:03:57] [INFO ] Export to MCC of 4 properties in file /home/mcc/execution/LTLFireability.sr.xml took 4 ms.
[2023-03-22 22:03:57] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 788 places, 1668 transitions and 7428 arcs took 17 ms.
Total runtime 430903 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2530/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2530/ltl_1_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
TIME LIMIT: Killed by timeout after 892 seconds
MemTotal: 16393216 kB
MemFree: 11626720 kB
After kill :
MemTotal: 16393216 kB
MemFree: 16121120 kB
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2530/ltl_2_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2530/ltl_3_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : PolyORBLF-COL-S04J06T08-LTLFireability-00
Could not compute solution for formula : PolyORBLF-COL-S04J06T08-LTLFireability-07
Could not compute solution for formula : PolyORBLF-COL-S04J06T08-LTLFireability-09
Could not compute solution for formula : PolyORBLF-COL-S04J06T08-LTLFireability-15

BK_STOP 1679523532944

--------------------
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_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
mcc2023
ltl formula name PolyORBLF-COL-S04J06T08-LTLFireability-00
ltl formula formula --ltl=/tmp/2530/ltl_0_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 788 places, 1668 transitions and 7428 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2530/ltl_0_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2530/ltl_0_
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.530 real 0.060 user 0.060 sys
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2530/ltl_0_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2530/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 2 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)
ltl formula name PolyORBLF-COL-S04J06T08-LTLFireability-07
ltl formula formula --ltl=/tmp/2530/ltl_1_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 788 places, 1668 transitions and 7428 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2530/ltl_1_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2530/ltl_1_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2530/ltl_1_
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.550 real 0.050 user 0.080 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2530/ltl_1_
Killing (15) : 2542 2543 2544 2545 2546
Killing (9) : 2542 2543 2544 2545 2546
ltl formula name PolyORBLF-COL-S04J06T08-LTLFireability-09
ltl formula formula --ltl=/tmp/2530/ltl_2_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 788 places, 1668 transitions and 7428 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.190 real 0.060 user 0.050 sys
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2530/ltl_2_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2530/ltl_2_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2530/ltl_2_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2530/ltl_2_
pnml2lts-mc( 3/ 4), ** error **: more than 30 predicates in buchi automaton are currently not supported
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
pnml2lts-mc( 0/ 4), ** error **: more than 30 predicates in buchi automaton are currently not supported
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
pnml2lts-mc( 2/ 4), ** error **: more than 30 predicates in buchi automaton are currently not supported
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
malloc_consolidate(): invalid chunk size
malloc_consolidate(): invalid chunk size
malloc_consolidate(): invalid chunk size
pnml2lts-mc( 1/ 4), ** error **: more than 30 predicates in buchi automaton are currently not supported
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
malloc_consolidate(): invalid chunk size
ltl formula name PolyORBLF-COL-S04J06T08-LTLFireability-15
ltl formula formula --ltl=/tmp/2530/ltl_3_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 788 places, 1668 transitions and 7428 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.200 real 0.060 user 0.060 sys
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2530/ltl_3_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2530/ltl_3_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2530/ltl_3_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2530/ltl_3_
pnml2lts-mc( 3/ 4), ** error **: more than 30 predicates in buchi automaton are currently not supported
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
pnml2lts-mc( 1/ 4), ** error **: more than 30 predicates in buchi automaton are currently not supported
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
corrupted size vs. prev_size in fastbins
corrupted size vs. prev_size in fastbins
pnml2lts-mc( 0/ 4), ** error **: more than 30 predicates in buchi automaton are currently not supported
pnml2lts-mc( 2/ 4), ** error **: more than 30 predicates in buchi automaton are currently not supported
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
corrupted size vs. prev_size in fastbins
corrupted size vs. prev_size in fastbins

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="PolyORBLF-COL-S04J06T08"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool ltsminxred"
echo " Input is PolyORBLF-COL-S04J06T08, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r297-tall-167873950400428"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PolyORBLF-COL-S04J06T08.tgz
mv PolyORBLF-COL-S04J06T08 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;