Execution Chart

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

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2023-input.r423-tajo-167905976400172.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2023-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is ShieldRVs-PT-100B, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r423-tajo-167905976400172
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.7M
-rw-r--r-- 1 mcc users 6.0K Feb 26 18:21 CTLCardinality.txt
-rw-r--r-- 1 mcc users 60K Feb 26 18:21 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K Feb 26 18:21 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K Feb 26 18:21 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K Jan 29 11:41 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.7K Feb 25 17:03 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 17:03 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 17:03 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K Feb 25 17:03 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.0K Feb 26 18:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 75K Feb 26 18:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.9K Feb 26 18:21 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 75K Feb 26 18:21 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 17:03 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 17:03 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 1.3M 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 ShieldRVs-PT-100B-LTLFireability-00
FORMULA_NAME ShieldRVs-PT-100B-LTLFireability-01
FORMULA_NAME ShieldRVs-PT-100B-LTLFireability-02
FORMULA_NAME ShieldRVs-PT-100B-LTLFireability-03
FORMULA_NAME ShieldRVs-PT-100B-LTLFireability-04
FORMULA_NAME ShieldRVs-PT-100B-LTLFireability-05
FORMULA_NAME ShieldRVs-PT-100B-LTLFireability-06
FORMULA_NAME ShieldRVs-PT-100B-LTLFireability-07
FORMULA_NAME ShieldRVs-PT-100B-LTLFireability-08
FORMULA_NAME ShieldRVs-PT-100B-LTLFireability-09
FORMULA_NAME ShieldRVs-PT-100B-LTLFireability-10
FORMULA_NAME ShieldRVs-PT-100B-LTLFireability-11
FORMULA_NAME ShieldRVs-PT-100B-LTLFireability-12
FORMULA_NAME ShieldRVs-PT-100B-LTLFireability-13
FORMULA_NAME ShieldRVs-PT-100B-LTLFireability-14
FORMULA_NAME ShieldRVs-PT-100B-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1679243703911

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=lolaxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ShieldRVs-PT-100B
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-19 16:35:05] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-19 16:35:05] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-19 16:35:06] [INFO ] Load time of PNML (sax parser for PT used): 167 ms
[2023-03-19 16:35:06] [INFO ] Transformed 4003 places.
[2023-03-19 16:35:06] [INFO ] Transformed 4503 transitions.
[2023-03-19 16:35:06] [INFO ] Found NUPN structural information;
[2023-03-19 16:35:06] [INFO ] Parsed PT model containing 4003 places and 4503 transitions and 14400 arcs in 410 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 7 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA ShieldRVs-PT-100B-LTLFireability-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVs-PT-100B-LTLFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVs-PT-100B-LTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 50 out of 4003 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 4003/4003 places, 4503/4503 transitions.
Discarding 685 places :
Symmetric choice reduction at 0 with 685 rule applications. Total rules 685 place count 3318 transition count 3818
Iterating global reduction 0 with 685 rules applied. Total rules applied 1370 place count 3318 transition count 3818
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1371 place count 3317 transition count 3817
Iterating global reduction 0 with 1 rules applied. Total rules applied 1372 place count 3317 transition count 3817
Applied a total of 1372 rules in 1187 ms. Remains 3317 /4003 variables (removed 686) and now considering 3817/4503 (removed 686) transitions.
// Phase 1: matrix 3817 rows 3317 cols
[2023-03-19 16:35:07] [INFO ] Computed 401 place invariants in 43 ms
[2023-03-19 16:35:09] [INFO ] Implicit Places using invariants in 1508 ms returned []
[2023-03-19 16:35:09] [INFO ] Invariant cache hit.
[2023-03-19 16:35:13] [INFO ] Implicit Places using invariants and state equation in 4541 ms returned []
Implicit Place search using SMT with State Equation took 6157 ms to find 0 implicit places.
[2023-03-19 16:35:13] [INFO ] Invariant cache hit.
[2023-03-19 16:35:16] [INFO ] Dead Transitions using invariants and state equation in 2594 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 3317/4003 places, 3817/4503 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 9952 ms. Remains : 3317/4003 places, 3817/4503 transitions.
Support contains 50 out of 3317 places after structural reductions.
[2023-03-19 16:35:17] [INFO ] Flatten gal took : 258 ms
[2023-03-19 16:35:17] [INFO ] Flatten gal took : 125 ms
[2023-03-19 16:35:17] [INFO ] Input system was already deterministic with 3817 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 546 ms. (steps per millisecond=18 ) properties (out of 32) seen :22
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 10) seen :0
Running SMT prover for 10 properties.
[2023-03-19 16:35:18] [INFO ] Invariant cache hit.
[2023-03-19 16:35:19] [INFO ] After 766ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:10
[2023-03-19 16:35:20] [INFO ] [Nat]Absence check using 401 positive place invariants in 203 ms returned sat
[2023-03-19 16:35:24] [INFO ] After 3573ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :10
[2023-03-19 16:35:25] [INFO ] Deduced a trap composed of 21 places in 1190 ms of which 9 ms to minimize.
[2023-03-19 16:35:27] [INFO ] Deduced a trap composed of 24 places in 1661 ms of which 2 ms to minimize.
[2023-03-19 16:35:28] [INFO ] Deduced a trap composed of 19 places in 1144 ms of which 2 ms to minimize.
[2023-03-19 16:35:30] [INFO ] Deduced a trap composed of 28 places in 1182 ms of which 6 ms to minimize.
[2023-03-19 16:35:31] [INFO ] Deduced a trap composed of 31 places in 1209 ms of which 2 ms to minimize.
[2023-03-19 16:35:32] [INFO ] Deduced a trap composed of 33 places in 951 ms of which 2 ms to minimize.
[2023-03-19 16:35:33] [INFO ] Deduced a trap composed of 27 places in 924 ms of which 2 ms to minimize.
[2023-03-19 16:35:34] [INFO ] Deduced a trap composed of 20 places in 1028 ms of which 2 ms to minimize.
[2023-03-19 16:35:35] [INFO ] Deduced a trap composed of 16 places in 900 ms of which 1 ms to minimize.
[2023-03-19 16:35:36] [INFO ] Deduced a trap composed of 33 places in 997 ms of which 1 ms to minimize.
[2023-03-19 16:35:37] [INFO ] Deduced a trap composed of 32 places in 800 ms of which 1 ms to minimize.
[2023-03-19 16:35:38] [INFO ] Deduced a trap composed of 52 places in 733 ms of which 1 ms to minimize.
[2023-03-19 16:35:39] [INFO ] Deduced a trap composed of 53 places in 802 ms of which 1 ms to minimize.
[2023-03-19 16:35:40] [INFO ] Deduced a trap composed of 35 places in 725 ms of which 1 ms to minimize.
[2023-03-19 16:35:41] [INFO ] Deduced a trap composed of 32 places in 682 ms of which 2 ms to minimize.
[2023-03-19 16:35:42] [INFO ] Deduced a trap composed of 27 places in 811 ms of which 1 ms to minimize.
[2023-03-19 16:35:42] [INFO ] Deduced a trap composed of 30 places in 718 ms of which 1 ms to minimize.
[2023-03-19 16:35:43] [INFO ] Deduced a trap composed of 24 places in 837 ms of which 1 ms to minimize.
[2023-03-19 16:35:44] [INFO ] Deduced a trap composed of 31 places in 703 ms of which 1 ms to minimize.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineResultsWithTraps(DeadlockTester.java:736)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:656)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.checkAtomicPropositionsLogic(AtomicReducerSR.java:105)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.strongReductions(AtomicReducerSR.java:44)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.preSolveForLogic(LTLPropertySolver.java:176)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:71)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-19 16:35:44] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-19 16:35:44] [INFO ] After 25556ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:10
Parikh walk visited 0 properties in 2275 ms.
Support contains 25 out of 3317 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3317/3317 places, 3817/3817 transitions.
Drop transitions removed 395 transitions
Trivial Post-agglo rules discarded 395 transitions
Performed 395 trivial Post agglomeration. Transition count delta: 395
Iterating post reduction 0 with 395 rules applied. Total rules applied 395 place count 3317 transition count 3422
Reduce places removed 395 places and 0 transitions.
Iterating post reduction 1 with 395 rules applied. Total rules applied 790 place count 2922 transition count 3422
Performed 500 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 500 Pre rules applied. Total rules applied 790 place count 2922 transition count 2922
Deduced a syphon composed of 500 places in 23 ms
Reduce places removed 500 places and 0 transitions.
Iterating global reduction 2 with 1000 rules applied. Total rules applied 1790 place count 2422 transition count 2922
Discarding 11 places :
Symmetric choice reduction at 2 with 11 rule applications. Total rules 1801 place count 2411 transition count 2911
Iterating global reduction 2 with 11 rules applied. Total rules applied 1812 place count 2411 transition count 2911
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 1812 place count 2411 transition count 2908
Deduced a syphon composed of 3 places in 12 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 1818 place count 2408 transition count 2908
Performed 990 Post agglomeration using F-continuation condition.Transition count delta: 990
Deduced a syphon composed of 990 places in 36 ms
Reduce places removed 990 places and 0 transitions.
Iterating global reduction 2 with 1980 rules applied. Total rules applied 3798 place count 1418 transition count 1918
Renaming transitions due to excessive name length > 1024 char.
Partial Free-agglomeration rule applied 197 times.
Drop transitions removed 197 transitions
Iterating global reduction 2 with 197 rules applied. Total rules applied 3995 place count 1418 transition count 1918
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 3996 place count 1417 transition count 1917
Applied a total of 3996 rules in 1138 ms. Remains 1417 /3317 variables (removed 1900) and now considering 1917/3817 (removed 1900) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1140 ms. Remains : 1417/3317 places, 1917/3817 transitions.
Incomplete random walk after 10000 steps, including 8 resets, run finished after 298 ms. (steps per millisecond=33 ) properties (out of 10) seen :6
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 63 ms. (steps per millisecond=158 ) properties (out of 4) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 59 ms. (steps per millisecond=169 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 58 ms. (steps per millisecond=172 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
// Phase 1: matrix 1917 rows 1417 cols
[2023-03-19 16:35:48] [INFO ] Computed 401 place invariants in 10 ms
[2023-03-19 16:35:48] [INFO ] After 208ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-19 16:35:49] [INFO ] [Nat]Absence check using 401 positive place invariants in 85 ms returned sat
[2023-03-19 16:35:49] [INFO ] After 632ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-19 16:35:49] [INFO ] Deduced a trap composed of 6 places in 116 ms of which 1 ms to minimize.
[2023-03-19 16:35:49] [INFO ] Deduced a trap composed of 6 places in 74 ms of which 0 ms to minimize.
[2023-03-19 16:35:50] [INFO ] Deduced a trap composed of 6 places in 62 ms of which 1 ms to minimize.
[2023-03-19 16:35:50] [INFO ] Deduced a trap composed of 6 places in 43 ms of which 0 ms to minimize.
[2023-03-19 16:35:50] [INFO ] Deduced a trap composed of 11 places in 43 ms of which 1 ms to minimize.
[2023-03-19 16:35:50] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 699 ms
[2023-03-19 16:35:50] [INFO ] Deduced a trap composed of 6 places in 38 ms of which 0 ms to minimize.
[2023-03-19 16:35:50] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 147 ms
[2023-03-19 16:35:50] [INFO ] After 1748ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 159 ms.
[2023-03-19 16:35:50] [INFO ] After 2208ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Parikh walk visited 0 properties in 121 ms.
Support contains 13 out of 1417 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1417/1417 places, 1917/1917 transitions.
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 3 Pre rules applied. Total rules applied 0 place count 1417 transition count 1914
Deduced a syphon composed of 3 places in 8 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 1414 transition count 1914
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 8 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 0 with 10 rules applied. Total rules applied 16 place count 1409 transition count 1909
Partial Free-agglomeration rule applied 3 times.
Drop transitions removed 3 transitions
Iterating global reduction 0 with 3 rules applied. Total rules applied 19 place count 1409 transition count 1909
Applied a total of 19 rules in 233 ms. Remains 1409 /1417 variables (removed 8) and now considering 1909/1917 (removed 8) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 233 ms. Remains : 1409/1417 places, 1909/1917 transitions.
Incomplete random walk after 10000 steps, including 8 resets, run finished after 259 ms. (steps per millisecond=38 ) properties (out of 3) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 58 ms. (steps per millisecond=172 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 60 ms. (steps per millisecond=166 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
// Phase 1: matrix 1909 rows 1409 cols
[2023-03-19 16:35:51] [INFO ] Computed 401 place invariants in 20 ms
[2023-03-19 16:35:51] [INFO ] After 212ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-19 16:35:52] [INFO ] [Nat]Absence check using 401 positive place invariants in 63 ms returned sat
[2023-03-19 16:35:53] [INFO ] After 858ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-19 16:35:53] [INFO ] Deduced a trap composed of 11 places in 143 ms of which 0 ms to minimize.
[2023-03-19 16:35:53] [INFO ] Deduced a trap composed of 11 places in 118 ms of which 0 ms to minimize.
[2023-03-19 16:35:53] [INFO ] Deduced a trap composed of 11 places in 115 ms of which 0 ms to minimize.
[2023-03-19 16:35:53] [INFO ] Deduced a trap composed of 11 places in 129 ms of which 1 ms to minimize.
[2023-03-19 16:35:54] [INFO ] Deduced a trap composed of 11 places in 80 ms of which 0 ms to minimize.
[2023-03-19 16:35:54] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 1008 ms
[2023-03-19 16:35:54] [INFO ] After 2046ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 156 ms.
[2023-03-19 16:35:54] [INFO ] After 2506ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 39 ms.
Support contains 9 out of 1409 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1409/1409 places, 1909/1909 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 6 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 1408 transition count 1908
Applied a total of 2 rules in 145 ms. Remains 1408 /1409 variables (removed 1) and now considering 1908/1909 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 146 ms. Remains : 1408/1409 places, 1908/1909 transitions.
Incomplete random walk after 10000 steps, including 8 resets, run finished after 388 ms. (steps per millisecond=25 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 77 ms. (steps per millisecond=129 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 1908 rows 1408 cols
[2023-03-19 16:35:55] [INFO ] Computed 401 place invariants in 7 ms
[2023-03-19 16:35:55] [INFO ] After 170ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-19 16:35:55] [INFO ] [Nat]Absence check using 401 positive place invariants in 55 ms returned sat
[2023-03-19 16:35:56] [INFO ] After 757ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-19 16:35:56] [INFO ] Deduced a trap composed of 8 places in 122 ms of which 0 ms to minimize.
[2023-03-19 16:35:56] [INFO ] Deduced a trap composed of 11 places in 84 ms of which 14 ms to minimize.
[2023-03-19 16:35:56] [INFO ] Deduced a trap composed of 11 places in 73 ms of which 1 ms to minimize.
[2023-03-19 16:35:56] [INFO ] Deduced a trap composed of 6 places in 79 ms of which 1 ms to minimize.
[2023-03-19 16:35:57] [INFO ] Deduced a trap composed of 11 places in 72 ms of which 1 ms to minimize.
[2023-03-19 16:35:57] [INFO ] Deduced a trap composed of 11 places in 59 ms of which 0 ms to minimize.
[2023-03-19 16:35:57] [INFO ] Deduced a trap composed of 6 places in 50 ms of which 1 ms to minimize.
[2023-03-19 16:35:57] [INFO ] Deduced a trap composed of 6 places in 47 ms of which 2 ms to minimize.
[2023-03-19 16:35:57] [INFO ] Deduced a trap composed of 10 places in 42 ms of which 1 ms to minimize.
[2023-03-19 16:35:57] [INFO ] Deduced a trap composed of 11 places in 37 ms of which 1 ms to minimize.
[2023-03-19 16:35:57] [INFO ] Deduced a trap composed of 10 places in 43 ms of which 1 ms to minimize.
[2023-03-19 16:35:57] [INFO ] Trap strengthening (SAT) tested/added 12/11 trap constraints in 1471 ms
[2023-03-19 16:35:57] [INFO ] After 2276ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 94 ms.
[2023-03-19 16:35:57] [INFO ] After 2591ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 23 ms.
Support contains 6 out of 1408 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1408/1408 places, 1908/1908 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 1408 transition count 1907
Deduced a syphon composed of 1 places in 8 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 1407 transition count 1907
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 9 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 1406 transition count 1906
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 5 place count 1406 transition count 1906
Applied a total of 5 rules in 355 ms. Remains 1406 /1408 variables (removed 2) and now considering 1906/1908 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 385 ms. Remains : 1406/1408 places, 1906/1908 transitions.
Incomplete random walk after 10000 steps, including 8 resets, run finished after 217 ms. (steps per millisecond=46 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 97 ms. (steps per millisecond=103 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 204970 steps, run timeout after 3007 ms. (steps per millisecond=68 ) properties seen :{}
Probabilistic random walk after 204970 steps, saw 200208 distinct states, run finished after 3008 ms. (steps per millisecond=68 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 1906 rows 1406 cols
[2023-03-19 16:36:01] [INFO ] Computed 401 place invariants in 10 ms
[2023-03-19 16:36:01] [INFO ] After 196ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-19 16:36:02] [INFO ] [Nat]Absence check using 401 positive place invariants in 59 ms returned sat
[2023-03-19 16:36:02] [INFO ] After 617ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-19 16:36:02] [INFO ] Deduced a trap composed of 10 places in 41 ms of which 0 ms to minimize.
[2023-03-19 16:36:02] [INFO ] Deduced a trap composed of 6 places in 115 ms of which 1 ms to minimize.
[2023-03-19 16:36:03] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 317 ms
[2023-03-19 16:36:03] [INFO ] After 981ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 46 ms.
[2023-03-19 16:36:03] [INFO ] After 1254ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 39 ms.
Support contains 6 out of 1406 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1406/1406 places, 1906/1906 transitions.
Applied a total of 0 rules in 72 ms. Remains 1406 /1406 variables (removed 0) and now considering 1906/1906 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 72 ms. Remains : 1406/1406 places, 1906/1906 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1406/1406 places, 1906/1906 transitions.
Applied a total of 0 rules in 72 ms. Remains 1406 /1406 variables (removed 0) and now considering 1906/1906 (removed 0) transitions.
[2023-03-19 16:36:03] [INFO ] Invariant cache hit.
[2023-03-19 16:36:04] [INFO ] Implicit Places using invariants in 820 ms returned []
[2023-03-19 16:36:04] [INFO ] Invariant cache hit.
[2023-03-19 16:36:05] [INFO ] Implicit Places using invariants and state equation in 1513 ms returned []
Implicit Place search using SMT with State Equation took 2346 ms to find 0 implicit places.
[2023-03-19 16:36:06] [INFO ] Redundant transitions in 720 ms returned []
[2023-03-19 16:36:06] [INFO ] Invariant cache hit.
[2023-03-19 16:36:07] [INFO ] Dead Transitions using invariants and state equation in 946 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4101 ms. Remains : 1406/1406 places, 1906/1906 transitions.
Applied a total of 0 rules in 70 ms. Remains 1406 /1406 variables (removed 0) and now considering 1906/1906 (removed 0) transitions.
Running SMT prover for 1 properties.
[2023-03-19 16:36:07] [INFO ] Invariant cache hit.
[2023-03-19 16:36:07] [INFO ] After 211ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-19 16:36:07] [INFO ] [Nat]Absence check using 401 positive place invariants in 67 ms returned sat
[2023-03-19 16:36:08] [INFO ] After 647ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-19 16:36:08] [INFO ] Deduced a trap composed of 10 places in 94 ms of which 0 ms to minimize.
[2023-03-19 16:36:08] [INFO ] Deduced a trap composed of 6 places in 60 ms of which 0 ms to minimize.
[2023-03-19 16:36:08] [INFO ] Deduced a trap composed of 6 places in 88 ms of which 0 ms to minimize.
[2023-03-19 16:36:09] [INFO ] Deduced a trap composed of 6 places in 51 ms of which 2 ms to minimize.
[2023-03-19 16:36:09] [INFO ] Deduced a trap composed of 14 places in 43 ms of which 0 ms to minimize.
[2023-03-19 16:36:09] [INFO ] Deduced a trap composed of 22 places in 44 ms of which 0 ms to minimize.
[2023-03-19 16:36:09] [INFO ] Deduced a trap composed of 22 places in 61 ms of which 1 ms to minimize.
[2023-03-19 16:36:09] [INFO ] Deduced a trap composed of 18 places in 64 ms of which 1 ms to minimize.
[2023-03-19 16:36:09] [INFO ] Deduced a trap composed of 18 places in 68 ms of which 10 ms to minimize.
[2023-03-19 16:36:09] [INFO ] Deduced a trap composed of 18 places in 53 ms of which 0 ms to minimize.
[2023-03-19 16:36:09] [INFO ] Deduced a trap composed of 18 places in 46 ms of which 0 ms to minimize.
[2023-03-19 16:36:10] [INFO ] Deduced a trap composed of 23 places in 68 ms of which 0 ms to minimize.
[2023-03-19 16:36:10] [INFO ] Trap strengthening (SAT) tested/added 13/12 trap constraints in 1536 ms
[2023-03-19 16:36:10] [INFO ] After 2229ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 79 ms.
[2023-03-19 16:36:10] [INFO ] After 2567ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Computed a total of 809 stabilizing places and 809 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((X(p0)&&(p1 U G(p2)))))'
Support contains 8 out of 3317 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3317/3317 places, 3817/3817 transitions.
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 14 place count 3303 transition count 3803
Iterating global reduction 0 with 14 rules applied. Total rules applied 28 place count 3303 transition count 3803
Applied a total of 28 rules in 500 ms. Remains 3303 /3317 variables (removed 14) and now considering 3803/3817 (removed 14) transitions.
// Phase 1: matrix 3803 rows 3303 cols
[2023-03-19 16:36:11] [INFO ] Computed 401 place invariants in 29 ms
[2023-03-19 16:36:12] [INFO ] Implicit Places using invariants in 993 ms returned []
[2023-03-19 16:36:12] [INFO ] Invariant cache hit.
[2023-03-19 16:36:16] [INFO ] Implicit Places using invariants and state equation in 4530 ms returned []
Implicit Place search using SMT with State Equation took 5526 ms to find 0 implicit places.
[2023-03-19 16:36:16] [INFO ] Invariant cache hit.
[2023-03-19 16:36:18] [INFO ] Dead Transitions using invariants and state equation in 1924 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 3303/3317 places, 3803/3817 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 7951 ms. Remains : 3303/3317 places, 3803/3817 transitions.
Stuttering acceptance computed with spot in 274 ms :[(OR (NOT p2) (NOT p0)), (NOT p0), (NOT p2), (NOT p2), (AND (NOT p2) p1 (NOT p0))]
Running random walk in product with property : ShieldRVs-PT-100B-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p2) (NOT p1)), acceptance={0} source=0 dest: 0}, { cond=(OR p2 p1), acceptance={0} source=0 dest: 1}, { cond=(AND p2 p1), acceptance={} source=0 dest: 2}, { cond=(AND (NOT p2) p1), acceptance={0} source=0 dest: 2}, { cond=(AND p2 (NOT p1)), acceptance={} source=0 dest: 3}], [{ cond=(AND (NOT p2) (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 0}, { cond=(OR (AND p2 (NOT p0)) (AND p1 (NOT p0))), acceptance={0} source=1 dest: 1}, { cond=(AND p2 p1 (NOT p0)), acceptance={} source=1 dest: 2}, { cond=(AND (NOT p2) p1 (NOT p0)), acceptance={0} source=1 dest: 2}, { cond=(AND p2 (NOT p1) (NOT p0)), acceptance={} source=1 dest: 3}], [{ cond=(AND (NOT p2) (NOT p1)), acceptance={0} source=2 dest: 0}, { cond=(AND p2 p1), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p2) p1), acceptance={0} source=2 dest: 2}, { cond=(AND p2 (NOT p1)), acceptance={} source=2 dest: 3}], [{ cond=(AND (NOT p2) (NOT p1)), acceptance={0} source=3 dest: 0}, { cond=(AND (NOT p2) p1), acceptance={0} source=3 dest: 1}, { cond=(AND p2 p1), acceptance={} source=3 dest: 2}, { cond=(AND (NOT p2) p1), acceptance={0} source=3 dest: 2}, { cond=(AND p2 (NOT p1)), acceptance={} source=3 dest: 3}, { cond=(AND p2 p1), acceptance={} source=3 dest: 4}], [{ cond=(AND (NOT p2) p1 (NOT p0)), acceptance={0} source=4 dest: 1}, { cond=(AND p2 p1 (NOT p0)), acceptance={} source=4 dest: 4}]], initial=0, aps=[p2:(NEQ s1762 1), p1:(EQ s1790 1), p0:(OR (EQ s2574 0) (EQ s2610 0) (EQ s2630 0) (EQ s1404 0) (EQ s1411 0) (EQ s1432 0))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 86 reset in 886 ms.
Product exploration explored 100000 steps with 91 reset in 879 ms.
Computed a total of 799 stabilizing places and 799 stable transitions
Computed a total of 799 stabilizing places and 799 stable transitions
Knowledge obtained : [(AND p2 (NOT p1) p0), (X (NOT (AND (NOT p2) (NOT p1) (NOT p0)))), (X (NOT (AND p2 p1))), (X (NOT (AND p2 (NOT p1) (NOT p0)))), (X (OR p2 p1)), (X (NOT (AND (NOT p2) p1 (NOT p0)))), (X (NOT (AND (NOT p2) (NOT p1)))), (X (AND p2 (NOT p1))), (X (NOT (AND p2 p1 (NOT p0)))), (X (NOT (OR (AND p2 (NOT p0)) (AND p1 (NOT p0))))), (X (NOT (AND (NOT p2) p1))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p0))))), (X (X (NOT (AND p2 p1)))), (X (X (NOT (AND p2 (NOT p1) (NOT p0))))), (X (X (OR p2 p1))), (X (X (NOT (AND (NOT p2) p1 (NOT p0))))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (AND p2 (NOT p1)))), (X (X (NOT (AND p2 p1 (NOT p0))))), (X (X (NOT (OR (AND p2 (NOT p0)) (AND p1 (NOT p0)))))), (X (X (NOT (AND (NOT p2) p1))))]
False Knowledge obtained : []
Knowledge based reduction with 21 factoid took 1155 ms. Reduced automaton from 5 states, 22 edges and 3 AP (stutter sensitive) to 5 states, 22 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 245 ms :[(OR (NOT p2) (NOT p0)), (NOT p0), (NOT p2), (NOT p2), (AND p1 (NOT p2) (NOT p0))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 495 ms. (steps per millisecond=20 ) properties (out of 10) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 37 ms. (steps per millisecond=270 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 48 ms. (steps per millisecond=208 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 8) seen :0
Running SMT prover for 8 properties.
[2023-03-19 16:36:23] [INFO ] Invariant cache hit.
[2023-03-19 16:36:23] [INFO ] [Real]Absence check using 401 positive place invariants in 175 ms returned sat
[2023-03-19 16:36:23] [INFO ] After 876ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:8
[2023-03-19 16:36:24] [INFO ] [Nat]Absence check using 401 positive place invariants in 239 ms returned sat
[2023-03-19 16:36:28] [INFO ] After 3303ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :8
[2023-03-19 16:36:29] [INFO ] Deduced a trap composed of 36 places in 1095 ms of which 1 ms to minimize.
[2023-03-19 16:36:30] [INFO ] Deduced a trap composed of 21 places in 917 ms of which 2 ms to minimize.
[2023-03-19 16:36:31] [INFO ] Deduced a trap composed of 24 places in 877 ms of which 2 ms to minimize.
[2023-03-19 16:36:32] [INFO ] Deduced a trap composed of 34 places in 782 ms of which 2 ms to minimize.
[2023-03-19 16:36:33] [INFO ] Deduced a trap composed of 28 places in 810 ms of which 2 ms to minimize.
[2023-03-19 16:36:34] [INFO ] Deduced a trap composed of 37 places in 772 ms of which 3 ms to minimize.
[2023-03-19 16:36:35] [INFO ] Deduced a trap composed of 26 places in 861 ms of which 14 ms to minimize.
[2023-03-19 16:36:36] [INFO ] Deduced a trap composed of 35 places in 988 ms of which 2 ms to minimize.
[2023-03-19 16:36:37] [INFO ] Deduced a trap composed of 25 places in 838 ms of which 4 ms to minimize.
[2023-03-19 16:36:38] [INFO ] Deduced a trap composed of 20 places in 868 ms of which 2 ms to minimize.
[2023-03-19 16:36:39] [INFO ] Deduced a trap composed of 30 places in 764 ms of which 1 ms to minimize.
[2023-03-19 16:36:40] [INFO ] Deduced a trap composed of 23 places in 765 ms of which 1 ms to minimize.
[2023-03-19 16:36:41] [INFO ] Deduced a trap composed of 21 places in 820 ms of which 1 ms to minimize.
[2023-03-19 16:36:42] [INFO ] Deduced a trap composed of 30 places in 756 ms of which 1 ms to minimize.
[2023-03-19 16:36:42] [INFO ] Deduced a trap composed of 46 places in 832 ms of which 1 ms to minimize.
[2023-03-19 16:36:43] [INFO ] Deduced a trap composed of 22 places in 794 ms of which 2 ms to minimize.
[2023-03-19 16:36:44] [INFO ] Deduced a trap composed of 20 places in 769 ms of which 2 ms to minimize.
[2023-03-19 16:36:45] [INFO ] Deduced a trap composed of 54 places in 727 ms of which 1 ms to minimize.
[2023-03-19 16:36:46] [INFO ] Deduced a trap composed of 55 places in 750 ms of which 1 ms to minimize.
[2023-03-19 16:36:47] [INFO ] Deduced a trap composed of 57 places in 724 ms of which 2 ms to minimize.
[2023-03-19 16:36:48] [INFO ] Deduced a trap composed of 38 places in 735 ms of which 2 ms to minimize.
[2023-03-19 16:36:48] [INFO ] Deduced a trap composed of 41 places in 739 ms of which 2 ms to minimize.
0timeout
^^^^^^^^
(error "Invalid token: 0timeout")
[2023-03-19 16:36:51] [INFO ] Deduced a trap composed of 13 places in 2194 ms of which 2 ms to minimize.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineResultsWithTraps(DeadlockTester.java:736)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:656)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-19 16:36:51] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-19 16:36:51] [INFO ] After 27226ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:8
Parikh walk visited 0 properties in 985 ms.
Support contains 8 out of 3303 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3303/3303 places, 3803/3803 transitions.
Drop transitions removed 397 transitions
Trivial Post-agglo rules discarded 397 transitions
Performed 397 trivial Post agglomeration. Transition count delta: 397
Iterating post reduction 0 with 397 rules applied. Total rules applied 397 place count 3303 transition count 3406
Reduce places removed 397 places and 0 transitions.
Iterating post reduction 1 with 397 rules applied. Total rules applied 794 place count 2906 transition count 3406
Performed 499 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 499 Pre rules applied. Total rules applied 794 place count 2906 transition count 2907
Deduced a syphon composed of 499 places in 8 ms
Reduce places removed 499 places and 0 transitions.
Iterating global reduction 2 with 998 rules applied. Total rules applied 1792 place count 2407 transition count 2907
Performed 997 Post agglomeration using F-continuation condition.Transition count delta: 997
Deduced a syphon composed of 997 places in 7 ms
Reduce places removed 997 places and 0 transitions.
Iterating global reduction 2 with 1994 rules applied. Total rules applied 3786 place count 1410 transition count 1910
Renaming transitions due to excessive name length > 1024 char.
Partial Free-agglomeration rule applied 201 times.
Drop transitions removed 201 transitions
Iterating global reduction 2 with 201 rules applied. Total rules applied 3987 place count 1410 transition count 1910
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 3988 place count 1409 transition count 1909
Applied a total of 3988 rules in 657 ms. Remains 1409 /3303 variables (removed 1894) and now considering 1909/3803 (removed 1894) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 657 ms. Remains : 1409/3303 places, 1909/3803 transitions.
Incomplete random walk after 10000 steps, including 8 resets, run finished after 257 ms. (steps per millisecond=38 ) properties (out of 8) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 74 ms. (steps per millisecond=135 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 69 ms. (steps per millisecond=144 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 71 ms. (steps per millisecond=140 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 73 ms. (steps per millisecond=137 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 74 ms. (steps per millisecond=135 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
// Phase 1: matrix 1909 rows 1409 cols
[2023-03-19 16:36:53] [INFO ] Computed 401 place invariants in 11 ms
[2023-03-19 16:36:53] [INFO ] After 215ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-19 16:36:53] [INFO ] [Nat]Absence check using 401 positive place invariants in 51 ms returned sat
[2023-03-19 16:36:54] [INFO ] After 802ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-19 16:36:54] [INFO ] Deduced a trap composed of 6 places in 52 ms of which 1 ms to minimize.
[2023-03-19 16:36:55] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 178 ms
[2023-03-19 16:36:55] [INFO ] Deduced a trap composed of 11 places in 102 ms of which 0 ms to minimize.
[2023-03-19 16:36:55] [INFO ] Deduced a trap composed of 11 places in 100 ms of which 1 ms to minimize.
[2023-03-19 16:36:55] [INFO ] Deduced a trap composed of 11 places in 74 ms of which 1 ms to minimize.
[2023-03-19 16:36:55] [INFO ] Deduced a trap composed of 11 places in 69 ms of which 0 ms to minimize.
[2023-03-19 16:36:55] [INFO ] Deduced a trap composed of 12 places in 95 ms of which 1 ms to minimize.
[2023-03-19 16:36:55] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 809 ms
[2023-03-19 16:36:56] [INFO ] Deduced a trap composed of 10 places in 84 ms of which 0 ms to minimize.
[2023-03-19 16:36:56] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 204 ms
[2023-03-19 16:36:56] [INFO ] Deduced a trap composed of 15 places in 85 ms of which 1 ms to minimize.
[2023-03-19 16:36:56] [INFO ] Deduced a trap composed of 11 places in 70 ms of which 0 ms to minimize.
[2023-03-19 16:36:56] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 367 ms
[2023-03-19 16:36:56] [INFO ] After 2743ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 430 ms.
[2023-03-19 16:36:57] [INFO ] After 3476ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Parikh walk visited 0 properties in 233 ms.
Support contains 8 out of 1409 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1409/1409 places, 1909/1909 transitions.
Applied a total of 0 rules in 92 ms. Remains 1409 /1409 variables (removed 0) and now considering 1909/1909 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 92 ms. Remains : 1409/1409 places, 1909/1909 transitions.
Incomplete random walk after 10000 steps, including 8 resets, run finished after 323 ms. (steps per millisecond=30 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 165 ms. (steps per millisecond=60 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 107 ms. (steps per millisecond=93 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 103 ms. (steps per millisecond=97 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 89 ms. (steps per millisecond=112 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 126 ms. (steps per millisecond=79 ) properties (out of 5) seen :0
Interrupted probabilistic random walk after 118236 steps, run timeout after 3135 ms. (steps per millisecond=37 ) properties seen :{}
Probabilistic random walk after 118236 steps, saw 115356 distinct states, run finished after 3135 ms. (steps per millisecond=37 ) properties seen :0
Running SMT prover for 5 properties.
[2023-03-19 16:37:01] [INFO ] Invariant cache hit.
[2023-03-19 16:37:01] [INFO ] After 243ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-19 16:37:02] [INFO ] [Nat]Absence check using 401 positive place invariants in 53 ms returned sat
[2023-03-19 16:37:02] [INFO ] After 653ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-19 16:37:03] [INFO ] Deduced a trap composed of 15 places in 103 ms of which 1 ms to minimize.
[2023-03-19 16:37:03] [INFO ] Deduced a trap composed of 6 places in 127 ms of which 0 ms to minimize.
[2023-03-19 16:37:03] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 391 ms
[2023-03-19 16:37:03] [INFO ] Deduced a trap composed of 10 places in 177 ms of which 0 ms to minimize.
[2023-03-19 16:37:03] [INFO ] Deduced a trap composed of 15 places in 179 ms of which 1 ms to minimize.
[2023-03-19 16:37:04] [INFO ] Deduced a trap composed of 10 places in 168 ms of which 0 ms to minimize.
[2023-03-19 16:37:04] [INFO ] Deduced a trap composed of 11 places in 138 ms of which 0 ms to minimize.
[2023-03-19 16:37:04] [INFO ] Deduced a trap composed of 13 places in 131 ms of which 0 ms to minimize.
[2023-03-19 16:37:04] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 1180 ms
[2023-03-19 16:37:04] [INFO ] Deduced a trap composed of 15 places in 157 ms of which 0 ms to minimize.
[2023-03-19 16:37:04] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 322 ms
[2023-03-19 16:37:05] [INFO ] Deduced a trap composed of 11 places in 104 ms of which 0 ms to minimize.
[2023-03-19 16:37:05] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 252 ms
[2023-03-19 16:37:05] [INFO ] Deduced a trap composed of 14 places in 160 ms of which 1 ms to minimize.
[2023-03-19 16:37:05] [INFO ] Deduced a trap composed of 13 places in 164 ms of which 1 ms to minimize.
[2023-03-19 16:37:05] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 532 ms
[2023-03-19 16:37:05] [INFO ] After 3630ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 374 ms.
[2023-03-19 16:37:06] [INFO ] After 4343ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Parikh walk visited 0 properties in 232 ms.
Support contains 8 out of 1409 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1409/1409 places, 1909/1909 transitions.
Applied a total of 0 rules in 115 ms. Remains 1409 /1409 variables (removed 0) and now considering 1909/1909 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 115 ms. Remains : 1409/1409 places, 1909/1909 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1409/1409 places, 1909/1909 transitions.
Applied a total of 0 rules in 95 ms. Remains 1409 /1409 variables (removed 0) and now considering 1909/1909 (removed 0) transitions.
[2023-03-19 16:37:06] [INFO ] Invariant cache hit.
[2023-03-19 16:37:07] [INFO ] Implicit Places using invariants in 874 ms returned []
[2023-03-19 16:37:07] [INFO ] Invariant cache hit.
[2023-03-19 16:37:09] [INFO ] Implicit Places using invariants and state equation in 1520 ms returned []
Implicit Place search using SMT with State Equation took 2396 ms to find 0 implicit places.
[2023-03-19 16:37:09] [INFO ] Redundant transitions in 205 ms returned []
[2023-03-19 16:37:09] [INFO ] Invariant cache hit.
[2023-03-19 16:37:10] [INFO ] Dead Transitions using invariants and state equation in 954 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3663 ms. Remains : 1409/1409 places, 1909/1909 transitions.
Applied a total of 0 rules in 88 ms. Remains 1409 /1409 variables (removed 0) and now considering 1909/1909 (removed 0) transitions.
Running SMT prover for 5 properties.
[2023-03-19 16:37:10] [INFO ] Invariant cache hit.
[2023-03-19 16:37:10] [INFO ] After 296ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-19 16:37:10] [INFO ] [Nat]Absence check using 401 positive place invariants in 59 ms returned sat
[2023-03-19 16:37:12] [INFO ] After 993ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-19 16:37:12] [INFO ] Deduced a trap composed of 15 places in 115 ms of which 0 ms to minimize.
[2023-03-19 16:37:12] [INFO ] Deduced a trap composed of 6 places in 82 ms of which 1 ms to minimize.
[2023-03-19 16:37:12] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 423 ms
[2023-03-19 16:37:12] [INFO ] Deduced a trap composed of 10 places in 141 ms of which 1 ms to minimize.
[2023-03-19 16:37:12] [INFO ] Deduced a trap composed of 15 places in 124 ms of which 1 ms to minimize.
[2023-03-19 16:37:13] [INFO ] Deduced a trap composed of 10 places in 146 ms of which 1 ms to minimize.
[2023-03-19 16:37:13] [INFO ] Deduced a trap composed of 11 places in 144 ms of which 1 ms to minimize.
[2023-03-19 16:37:13] [INFO ] Deduced a trap composed of 13 places in 143 ms of which 0 ms to minimize.
[2023-03-19 16:37:13] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 1141 ms
[2023-03-19 16:37:13] [INFO ] Deduced a trap composed of 15 places in 166 ms of which 0 ms to minimize.
[2023-03-19 16:37:14] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 349 ms
[2023-03-19 16:37:14] [INFO ] Deduced a trap composed of 11 places in 95 ms of which 0 ms to minimize.
[2023-03-19 16:37:14] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 272 ms
[2023-03-19 16:37:14] [INFO ] Deduced a trap composed of 14 places in 163 ms of which 0 ms to minimize.
[2023-03-19 16:37:14] [INFO ] Deduced a trap composed of 13 places in 129 ms of which 0 ms to minimize.
[2023-03-19 16:37:15] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 503 ms
[2023-03-19 16:37:15] [INFO ] After 4028ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 383 ms.
[2023-03-19 16:37:15] [INFO ] After 4831ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Knowledge obtained : [(AND p2 (NOT p1) p0), (X (NOT (AND (NOT p2) (NOT p1) (NOT p0)))), (X (NOT (AND p2 p1))), (X (NOT (AND p2 (NOT p1) (NOT p0)))), (X (OR p2 p1)), (X (NOT (AND (NOT p2) p1 (NOT p0)))), (X (NOT (AND (NOT p2) (NOT p1)))), (X (AND p2 (NOT p1))), (X (NOT (AND p2 p1 (NOT p0)))), (X (NOT (OR (AND p2 (NOT p0)) (AND p1 (NOT p0))))), (X (NOT (AND (NOT p2) p1))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p0))))), (X (X (NOT (AND p2 p1)))), (X (X (NOT (AND p2 (NOT p1) (NOT p0))))), (X (X (OR p2 p1))), (X (X (NOT (AND (NOT p2) p1 (NOT p0))))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (AND p2 (NOT p1)))), (X (X (NOT (AND p2 p1 (NOT p0))))), (X (X (NOT (OR (AND p2 (NOT p0)) (AND p1 (NOT p0)))))), (X (X (NOT (AND (NOT p2) p1))))]
False Knowledge obtained : [(F (NOT (AND (NOT p1) p2))), (F (AND p1 (NOT p2))), (F (AND (NOT p1) (NOT p2))), (F (AND p1 p2)), (F (NOT (OR p1 p2)))]
Knowledge based reduction with 21 factoid took 1325 ms. Reduced automaton from 5 states, 22 edges and 3 AP (stutter sensitive) to 5 states, 22 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 221 ms :[(OR (NOT p2) (NOT p0)), (NOT p0), (NOT p2), (NOT p2), (AND p1 (NOT p2) (NOT p0))]
Stuttering acceptance computed with spot in 190 ms :[(OR (NOT p2) (NOT p0)), (NOT p0), (NOT p2), (NOT p2), (AND p1 (NOT p2) (NOT p0))]
Support contains 8 out of 3303 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3303/3303 places, 3803/3803 transitions.
Applied a total of 0 rules in 233 ms. Remains 3303 /3303 variables (removed 0) and now considering 3803/3803 (removed 0) transitions.
// Phase 1: matrix 3803 rows 3303 cols
[2023-03-19 16:37:17] [INFO ] Computed 401 place invariants in 14 ms
[2023-03-19 16:37:18] [INFO ] Implicit Places using invariants in 986 ms returned []
[2023-03-19 16:37:18] [INFO ] Invariant cache hit.
[2023-03-19 16:37:22] [INFO ] Implicit Places using invariants and state equation in 4461 ms returned []
Implicit Place search using SMT with State Equation took 5475 ms to find 0 implicit places.
[2023-03-19 16:37:22] [INFO ] Invariant cache hit.
[2023-03-19 16:37:25] [INFO ] Dead Transitions using invariants and state equation in 2259 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 7970 ms. Remains : 3303/3303 places, 3803/3803 transitions.
Computed a total of 799 stabilizing places and 799 stable transitions
Computed a total of 799 stabilizing places and 799 stable transitions
Knowledge obtained : [(AND (NOT p1) p2 p0), (X (NOT (OR (AND (NOT p0) p1) (AND (NOT p0) p2)))), (X (NOT (AND (NOT p0) p1 p2))), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT (AND p1 (NOT p2)))), (X (NOT (AND p1 p2))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (AND (NOT p1) p2)), (X (NOT (AND (NOT p0) (NOT p1) p2))), (X (NOT (AND (NOT p0) p1 (NOT p2)))), (X (OR p1 p2)), (X (X (NOT (OR (AND (NOT p0) p1) (AND (NOT p0) p2))))), (X (X (NOT (AND (NOT p0) p1 p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND p1 p2)))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X (AND (NOT p1) p2))), (X (X (NOT (AND (NOT p0) (NOT p1) p2)))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (OR p1 p2)))]
False Knowledge obtained : []
Knowledge based reduction with 21 factoid took 998 ms. Reduced automaton from 5 states, 22 edges and 3 AP (stutter sensitive) to 5 states, 22 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 251 ms :[(OR (NOT p2) (NOT p0)), (NOT p0), (NOT p2), (NOT p2), (AND p1 (NOT p2) (NOT p0))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 545 ms. (steps per millisecond=18 ) properties (out of 10) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 8) seen :0
Running SMT prover for 8 properties.
[2023-03-19 16:37:27] [INFO ] Invariant cache hit.
[2023-03-19 16:37:28] [INFO ] [Real]Absence check using 401 positive place invariants in 171 ms returned sat
[2023-03-19 16:37:28] [INFO ] After 861ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:8
[2023-03-19 16:37:28] [INFO ] [Nat]Absence check using 401 positive place invariants in 156 ms returned sat
[2023-03-19 16:37:32] [INFO ] After 3095ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :8
[2023-03-19 16:37:33] [INFO ] Deduced a trap composed of 36 places in 914 ms of which 2 ms to minimize.
[2023-03-19 16:37:34] [INFO ] Deduced a trap composed of 21 places in 1046 ms of which 2 ms to minimize.
[2023-03-19 16:37:35] [INFO ] Deduced a trap composed of 24 places in 995 ms of which 2 ms to minimize.
[2023-03-19 16:37:36] [INFO ] Deduced a trap composed of 34 places in 758 ms of which 2 ms to minimize.
[2023-03-19 16:37:37] [INFO ] Deduced a trap composed of 28 places in 773 ms of which 1 ms to minimize.
[2023-03-19 16:37:38] [INFO ] Deduced a trap composed of 37 places in 788 ms of which 2 ms to minimize.
[2023-03-19 16:37:38] [INFO ] Deduced a trap composed of 26 places in 778 ms of which 1 ms to minimize.
[2023-03-19 16:37:39] [INFO ] Deduced a trap composed of 35 places in 801 ms of which 1 ms to minimize.
[2023-03-19 16:37:40] [INFO ] Deduced a trap composed of 25 places in 803 ms of which 2 ms to minimize.
[2023-03-19 16:37:41] [INFO ] Deduced a trap composed of 20 places in 824 ms of which 2 ms to minimize.
[2023-03-19 16:37:42] [INFO ] Deduced a trap composed of 30 places in 765 ms of which 2 ms to minimize.
[2023-03-19 16:37:43] [INFO ] Deduced a trap composed of 23 places in 762 ms of which 1 ms to minimize.
[2023-03-19 16:37:44] [INFO ] Deduced a trap composed of 21 places in 806 ms of which 2 ms to minimize.
[2023-03-19 16:37:45] [INFO ] Deduced a trap composed of 30 places in 792 ms of which 1 ms to minimize.
[2023-03-19 16:37:46] [INFO ] Deduced a trap composed of 46 places in 824 ms of which 2 ms to minimize.
[2023-03-19 16:37:47] [INFO ] Deduced a trap composed of 22 places in 943 ms of which 1 ms to minimize.
[2023-03-19 16:37:48] [INFO ] Deduced a trap composed of 20 places in 718 ms of which 1 ms to minimize.
[2023-03-19 16:37:48] [INFO ] Deduced a trap composed of 54 places in 763 ms of which 2 ms to minimize.
[2023-03-19 16:37:49] [INFO ] Deduced a trap composed of 55 places in 913 ms of which 1 ms to minimize.
[2023-03-19 16:37:50] [INFO ] Deduced a trap composed of 57 places in 732 ms of which 1 ms to minimize.
[2023-03-19 16:37:51] [INFO ] Deduced a trap composed of 38 places in 774 ms of which 1 ms to minimize.
[2023-03-19 16:37:52] [INFO ] Deduced a trap composed of 41 places in 769 ms of which 1 ms to minimize.
[2023-03-19 16:37:53] [INFO ] Deduced a trap composed of 28 places in 717 ms of which 1 ms to minimize.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineResultsWithTraps(DeadlockTester.java:736)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:656)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-19 16:37:53] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-19 16:37:53] [INFO ] After 25167ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:8
Parikh walk visited 0 properties in 1187 ms.
Support contains 8 out of 3303 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3303/3303 places, 3803/3803 transitions.
Drop transitions removed 397 transitions
Trivial Post-agglo rules discarded 397 transitions
Performed 397 trivial Post agglomeration. Transition count delta: 397
Iterating post reduction 0 with 397 rules applied. Total rules applied 397 place count 3303 transition count 3406
Reduce places removed 397 places and 0 transitions.
Iterating post reduction 1 with 397 rules applied. Total rules applied 794 place count 2906 transition count 3406
Performed 499 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 499 Pre rules applied. Total rules applied 794 place count 2906 transition count 2907
Deduced a syphon composed of 499 places in 8 ms
Reduce places removed 499 places and 0 transitions.
Iterating global reduction 2 with 998 rules applied. Total rules applied 1792 place count 2407 transition count 2907
Performed 997 Post agglomeration using F-continuation condition.Transition count delta: 997
Deduced a syphon composed of 997 places in 5 ms
Reduce places removed 997 places and 0 transitions.
Iterating global reduction 2 with 1994 rules applied. Total rules applied 3786 place count 1410 transition count 1910
Renaming transitions due to excessive name length > 1024 char.
Partial Free-agglomeration rule applied 201 times.
Drop transitions removed 201 transitions
Iterating global reduction 2 with 201 rules applied. Total rules applied 3987 place count 1410 transition count 1910
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 3988 place count 1409 transition count 1909
Applied a total of 3988 rules in 587 ms. Remains 1409 /3303 variables (removed 1894) and now considering 1909/3803 (removed 1894) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 588 ms. Remains : 1409/3303 places, 1909/3803 transitions.
Incomplete random walk after 10000 steps, including 8 resets, run finished after 295 ms. (steps per millisecond=33 ) properties (out of 8) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 65 ms. (steps per millisecond=153 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 71 ms. (steps per millisecond=140 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 64 ms. (steps per millisecond=156 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 63 ms. (steps per millisecond=158 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 67 ms. (steps per millisecond=149 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
// Phase 1: matrix 1909 rows 1409 cols
[2023-03-19 16:37:55] [INFO ] Computed 401 place invariants in 4 ms
[2023-03-19 16:37:55] [INFO ] After 188ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-19 16:37:56] [INFO ] [Nat]Absence check using 401 positive place invariants in 48 ms returned sat
[2023-03-19 16:37:56] [INFO ] After 691ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-19 16:37:57] [INFO ] Deduced a trap composed of 6 places in 49 ms of which 0 ms to minimize.
[2023-03-19 16:37:57] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 124 ms
[2023-03-19 16:37:57] [INFO ] Deduced a trap composed of 11 places in 67 ms of which 0 ms to minimize.
[2023-03-19 16:37:57] [INFO ] Deduced a trap composed of 11 places in 75 ms of which 0 ms to minimize.
[2023-03-19 16:37:57] [INFO ] Deduced a trap composed of 11 places in 68 ms of which 0 ms to minimize.
[2023-03-19 16:37:57] [INFO ] Deduced a trap composed of 11 places in 68 ms of which 0 ms to minimize.
[2023-03-19 16:37:57] [INFO ] Deduced a trap composed of 12 places in 70 ms of which 0 ms to minimize.
[2023-03-19 16:37:57] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 651 ms
[2023-03-19 16:37:57] [INFO ] Deduced a trap composed of 10 places in 58 ms of which 0 ms to minimize.
[2023-03-19 16:37:57] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 145 ms
[2023-03-19 16:37:58] [INFO ] Deduced a trap composed of 15 places in 53 ms of which 0 ms to minimize.
[2023-03-19 16:37:58] [INFO ] Deduced a trap composed of 11 places in 54 ms of which 0 ms to minimize.
[2023-03-19 16:37:58] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 236 ms
[2023-03-19 16:37:58] [INFO ] After 2056ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 252 ms.
[2023-03-19 16:37:58] [INFO ] After 2596ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Parikh walk visited 0 properties in 173 ms.
Support contains 8 out of 1409 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1409/1409 places, 1909/1909 transitions.
Applied a total of 0 rules in 57 ms. Remains 1409 /1409 variables (removed 0) and now considering 1909/1909 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58 ms. Remains : 1409/1409 places, 1909/1909 transitions.
Incomplete random walk after 10000 steps, including 8 resets, run finished after 190 ms. (steps per millisecond=52 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 58 ms. (steps per millisecond=172 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 61 ms. (steps per millisecond=163 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 59 ms. (steps per millisecond=169 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 60 ms. (steps per millisecond=166 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 59 ms. (steps per millisecond=169 ) properties (out of 5) seen :0
Interrupted probabilistic random walk after 138590 steps, run timeout after 3001 ms. (steps per millisecond=46 ) properties seen :{}
Probabilistic random walk after 138590 steps, saw 135134 distinct states, run finished after 3001 ms. (steps per millisecond=46 ) properties seen :0
Running SMT prover for 5 properties.
[2023-03-19 16:38:02] [INFO ] Invariant cache hit.
[2023-03-19 16:38:02] [INFO ] After 181ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-19 16:38:02] [INFO ] [Nat]Absence check using 401 positive place invariants in 51 ms returned sat
[2023-03-19 16:38:03] [INFO ] After 764ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-19 16:38:03] [INFO ] Deduced a trap composed of 15 places in 112 ms of which 0 ms to minimize.
[2023-03-19 16:38:03] [INFO ] Deduced a trap composed of 6 places in 98 ms of which 0 ms to minimize.
[2023-03-19 16:38:03] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 353 ms
[2023-03-19 16:38:04] [INFO ] Deduced a trap composed of 10 places in 179 ms of which 1 ms to minimize.
[2023-03-19 16:38:04] [INFO ] Deduced a trap composed of 15 places in 131 ms of which 0 ms to minimize.
[2023-03-19 16:38:04] [INFO ] Deduced a trap composed of 10 places in 158 ms of which 1 ms to minimize.
[2023-03-19 16:38:04] [INFO ] Deduced a trap composed of 11 places in 128 ms of which 0 ms to minimize.
[2023-03-19 16:38:04] [INFO ] Deduced a trap composed of 13 places in 152 ms of which 0 ms to minimize.
[2023-03-19 16:38:05] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 1065 ms
[2023-03-19 16:38:05] [INFO ] Deduced a trap composed of 15 places in 156 ms of which 0 ms to minimize.
[2023-03-19 16:38:05] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 281 ms
[2023-03-19 16:38:05] [INFO ] Deduced a trap composed of 11 places in 106 ms of which 0 ms to minimize.
[2023-03-19 16:38:05] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 272 ms
[2023-03-19 16:38:06] [INFO ] Deduced a trap composed of 14 places in 210 ms of which 0 ms to minimize.
[2023-03-19 16:38:06] [INFO ] Deduced a trap composed of 13 places in 163 ms of which 1 ms to minimize.
[2023-03-19 16:38:06] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 648 ms
[2023-03-19 16:38:06] [INFO ] After 3677ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 446 ms.
[2023-03-19 16:38:06] [INFO ] After 4424ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Parikh walk visited 0 properties in 187 ms.
Support contains 8 out of 1409 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1409/1409 places, 1909/1909 transitions.
Applied a total of 0 rules in 81 ms. Remains 1409 /1409 variables (removed 0) and now considering 1909/1909 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 81 ms. Remains : 1409/1409 places, 1909/1909 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1409/1409 places, 1909/1909 transitions.
Applied a total of 0 rules in 93 ms. Remains 1409 /1409 variables (removed 0) and now considering 1909/1909 (removed 0) transitions.
[2023-03-19 16:38:07] [INFO ] Invariant cache hit.
[2023-03-19 16:38:08] [INFO ] Implicit Places using invariants in 823 ms returned []
[2023-03-19 16:38:08] [INFO ] Invariant cache hit.
[2023-03-19 16:38:09] [INFO ] Implicit Places using invariants and state equation in 1398 ms returned []
Implicit Place search using SMT with State Equation took 2236 ms to find 0 implicit places.
[2023-03-19 16:38:09] [INFO ] Redundant transitions in 150 ms returned []
[2023-03-19 16:38:09] [INFO ] Invariant cache hit.
[2023-03-19 16:38:10] [INFO ] Dead Transitions using invariants and state equation in 853 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3367 ms. Remains : 1409/1409 places, 1909/1909 transitions.
Applied a total of 0 rules in 76 ms. Remains 1409 /1409 variables (removed 0) and now considering 1909/1909 (removed 0) transitions.
Running SMT prover for 5 properties.
[2023-03-19 16:38:10] [INFO ] Invariant cache hit.
[2023-03-19 16:38:10] [INFO ] After 259ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-19 16:38:11] [INFO ] [Nat]Absence check using 401 positive place invariants in 53 ms returned sat
[2023-03-19 16:38:11] [INFO ] After 727ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-19 16:38:12] [INFO ] Deduced a trap composed of 15 places in 113 ms of which 1 ms to minimize.
[2023-03-19 16:38:12] [INFO ] Deduced a trap composed of 6 places in 114 ms of which 0 ms to minimize.
[2023-03-19 16:38:12] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 406 ms
[2023-03-19 16:38:12] [INFO ] Deduced a trap composed of 10 places in 172 ms of which 0 ms to minimize.
[2023-03-19 16:38:12] [INFO ] Deduced a trap composed of 15 places in 129 ms of which 0 ms to minimize.
[2023-03-19 16:38:13] [INFO ] Deduced a trap composed of 10 places in 112 ms of which 0 ms to minimize.
[2023-03-19 16:38:13] [INFO ] Deduced a trap composed of 11 places in 141 ms of which 1 ms to minimize.
[2023-03-19 16:38:13] [INFO ] Deduced a trap composed of 13 places in 141 ms of which 1 ms to minimize.
[2023-03-19 16:38:13] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 1090 ms
[2023-03-19 16:38:13] [INFO ] Deduced a trap composed of 15 places in 154 ms of which 0 ms to minimize.
[2023-03-19 16:38:13] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 270 ms
[2023-03-19 16:38:14] [INFO ] Deduced a trap composed of 11 places in 96 ms of which 1 ms to minimize.
[2023-03-19 16:38:14] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 223 ms
[2023-03-19 16:38:14] [INFO ] Deduced a trap composed of 14 places in 176 ms of which 1 ms to minimize.
[2023-03-19 16:38:14] [INFO ] Deduced a trap composed of 13 places in 144 ms of which 0 ms to minimize.
[2023-03-19 16:38:14] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 518 ms
[2023-03-19 16:38:14] [INFO ] After 3501ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 474 ms.
[2023-03-19 16:38:15] [INFO ] After 4310ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Knowledge obtained : [(AND (NOT p1) p2 p0), (X (NOT (OR (AND (NOT p0) p1) (AND (NOT p0) p2)))), (X (NOT (AND (NOT p0) p1 p2))), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT (AND p1 (NOT p2)))), (X (NOT (AND p1 p2))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (AND (NOT p1) p2)), (X (NOT (AND (NOT p0) (NOT p1) p2))), (X (NOT (AND (NOT p0) p1 (NOT p2)))), (X (OR p1 p2)), (X (X (NOT (OR (AND (NOT p0) p1) (AND (NOT p0) p2))))), (X (X (NOT (AND (NOT p0) p1 p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND p1 p2)))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X (AND (NOT p1) p2))), (X (X (NOT (AND (NOT p0) (NOT p1) p2)))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (OR p1 p2)))]
False Knowledge obtained : [(F (NOT (AND (NOT p1) p2))), (F (AND p1 (NOT p2))), (F (AND (NOT p1) (NOT p2))), (F (AND p1 p2)), (F (NOT (OR p1 p2)))]
Knowledge based reduction with 21 factoid took 1134 ms. Reduced automaton from 5 states, 22 edges and 3 AP (stutter sensitive) to 5 states, 22 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 197 ms :[(OR (NOT p2) (NOT p0)), (NOT p0), (NOT p2), (NOT p2), (AND p1 (NOT p2) (NOT p0))]
Stuttering acceptance computed with spot in 265 ms :[(OR (NOT p2) (NOT p0)), (NOT p0), (NOT p2), (NOT p2), (AND p1 (NOT p2) (NOT p0))]
Stuttering acceptance computed with spot in 264 ms :[(OR (NOT p2) (NOT p0)), (NOT p0), (NOT p2), (NOT p2), (AND p1 (NOT p2) (NOT p0))]
Product exploration explored 100000 steps with 74 reset in 835 ms.
Product exploration explored 100000 steps with 91 reset in 891 ms.
Support contains 8 out of 3303 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3303/3303 places, 3803/3803 transitions.
Applied a total of 0 rules in 191 ms. Remains 3303 /3303 variables (removed 0) and now considering 3803/3803 (removed 0) transitions.
// Phase 1: matrix 3803 rows 3303 cols
[2023-03-19 16:38:19] [INFO ] Computed 401 place invariants in 24 ms
[2023-03-19 16:38:20] [INFO ] Implicit Places using invariants in 1058 ms returned []
[2023-03-19 16:38:20] [INFO ] Invariant cache hit.
[2023-03-19 16:38:25] [INFO ] Implicit Places using invariants and state equation in 4866 ms returned []
Implicit Place search using SMT with State Equation took 5931 ms to find 0 implicit places.
[2023-03-19 16:38:25] [INFO ] Invariant cache hit.
[2023-03-19 16:38:27] [INFO ] Dead Transitions using invariants and state equation in 1935 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 8065 ms. Remains : 3303/3303 places, 3803/3803 transitions.
Treatment of property ShieldRVs-PT-100B-LTLFireability-00 finished in 136706 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)||G(p1))))'
Support contains 2 out of 3317 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3317/3317 places, 3817/3817 transitions.
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 13 place count 3304 transition count 3804
Iterating global reduction 0 with 13 rules applied. Total rules applied 26 place count 3304 transition count 3804
Applied a total of 26 rules in 414 ms. Remains 3304 /3317 variables (removed 13) and now considering 3804/3817 (removed 13) transitions.
// Phase 1: matrix 3804 rows 3304 cols
[2023-03-19 16:38:27] [INFO ] Computed 401 place invariants in 26 ms
[2023-03-19 16:38:28] [INFO ] Implicit Places using invariants in 992 ms returned []
[2023-03-19 16:38:28] [INFO ] Invariant cache hit.
[2023-03-19 16:38:32] [INFO ] Implicit Places using invariants and state equation in 3443 ms returned []
Implicit Place search using SMT with State Equation took 4436 ms to find 0 implicit places.
[2023-03-19 16:38:32] [INFO ] Invariant cache hit.
[2023-03-19 16:38:34] [INFO ] Dead Transitions using invariants and state equation in 2280 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 3304/3317 places, 3804/3817 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 7132 ms. Remains : 3304/3317 places, 3804/3817 transitions.
Stuttering acceptance computed with spot in 97 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : ShieldRVs-PT-100B-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(NEQ s2604 1), p1:(NEQ s2932 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 1559 ms.
Product exploration explored 100000 steps with 50000 reset in 1538 ms.
Computed a total of 801 stabilizing places and 801 stable transitions
Computed a total of 801 stabilizing places and 801 stable transitions
Detected a total of 801/3304 stabilizing places and 801/3804 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (X p0))
Knowledge based reduction with 7 factoid took 136 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldRVs-PT-100B-LTLFireability-03 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldRVs-PT-100B-LTLFireability-03 finished in 10570 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(p0))))'
Support contains 2 out of 3317 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3317/3317 places, 3817/3817 transitions.
Discarding 15 places :
Symmetric choice reduction at 0 with 15 rule applications. Total rules 15 place count 3302 transition count 3802
Iterating global reduction 0 with 15 rules applied. Total rules applied 30 place count 3302 transition count 3802
Applied a total of 30 rules in 483 ms. Remains 3302 /3317 variables (removed 15) and now considering 3802/3817 (removed 15) transitions.
// Phase 1: matrix 3802 rows 3302 cols
[2023-03-19 16:38:38] [INFO ] Computed 401 place invariants in 25 ms
[2023-03-19 16:38:39] [INFO ] Implicit Places using invariants in 924 ms returned []
[2023-03-19 16:38:39] [INFO ] Invariant cache hit.
[2023-03-19 16:38:43] [INFO ] Implicit Places using invariants and state equation in 3927 ms returned []
Implicit Place search using SMT with State Equation took 4852 ms to find 0 implicit places.
[2023-03-19 16:38:43] [INFO ] Invariant cache hit.
[2023-03-19 16:38:45] [INFO ] Dead Transitions using invariants and state equation in 2286 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 3302/3317 places, 3802/3817 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 7624 ms. Remains : 3302/3317 places, 3802/3817 transitions.
Stuttering acceptance computed with spot in 77 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : ShieldRVs-PT-100B-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}]], initial=3, aps=[p0:(OR (NEQ s3289 1) (NEQ s3298 1))], 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]]
Product exploration explored 100000 steps with 23 reset in 807 ms.
Entered a terminal (fully accepting) state of product in 34810 steps with 8 reset in 447 ms.
FORMULA ShieldRVs-PT-100B-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVs-PT-100B-LTLFireability-04 finished in 8993 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((F(p1)||p0))))'
Support contains 4 out of 3317 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 3317/3317 places, 3817/3817 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 400 transitions
Trivial Post-agglo rules discarded 400 transitions
Performed 400 trivial Post agglomeration. Transition count delta: 400
Iterating post reduction 0 with 400 rules applied. Total rules applied 400 place count 3316 transition count 3416
Reduce places removed 400 places and 0 transitions.
Iterating post reduction 1 with 400 rules applied. Total rules applied 800 place count 2916 transition count 3416
Performed 500 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 500 Pre rules applied. Total rules applied 800 place count 2916 transition count 2916
Deduced a syphon composed of 500 places in 10 ms
Reduce places removed 500 places and 0 transitions.
Iterating global reduction 2 with 1000 rules applied. Total rules applied 1800 place count 2416 transition count 2916
Discarding 15 places :
Symmetric choice reduction at 2 with 15 rule applications. Total rules 1815 place count 2401 transition count 2901
Iterating global reduction 2 with 15 rules applied. Total rules applied 1830 place count 2401 transition count 2901
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 5 Pre rules applied. Total rules applied 1830 place count 2401 transition count 2896
Deduced a syphon composed of 5 places in 11 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 1840 place count 2396 transition count 2896
Performed 991 Post agglomeration using F-continuation condition.Transition count delta: 991
Deduced a syphon composed of 991 places in 6 ms
Reduce places removed 991 places and 0 transitions.
Iterating global reduction 2 with 1982 rules applied. Total rules applied 3822 place count 1405 transition count 1905
Renaming transitions due to excessive name length > 1024 char.
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 3824 place count 1403 transition count 1903
Applied a total of 3824 rules in 920 ms. Remains 1403 /3317 variables (removed 1914) and now considering 1903/3817 (removed 1914) transitions.
// Phase 1: matrix 1903 rows 1403 cols
[2023-03-19 16:38:47] [INFO ] Computed 401 place invariants in 4 ms
[2023-03-19 16:38:48] [INFO ] Implicit Places using invariants in 595 ms returned []
[2023-03-19 16:38:48] [INFO ] Invariant cache hit.
[2023-03-19 16:38:49] [INFO ] Implicit Places using invariants and state equation in 1220 ms returned []
Implicit Place search using SMT with State Equation took 1831 ms to find 0 implicit places.
[2023-03-19 16:38:50] [INFO ] Redundant transitions in 294 ms returned [1902]
Found 1 redundant transitions using SMT.
Drop transitions removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
// Phase 1: matrix 1902 rows 1403 cols
[2023-03-19 16:38:50] [INFO ] Computed 401 place invariants in 4 ms
[2023-03-19 16:38:50] [INFO ] Dead Transitions using invariants and state equation in 779 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 1403/3317 places, 1902/3817 transitions.
Applied a total of 0 rules in 57 ms. Remains 1403 /1403 variables (removed 0) and now considering 1902/1902 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 3895 ms. Remains : 1403/3317 places, 1902/3817 transitions.
Stuttering acceptance computed with spot in 65 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : ShieldRVs-PT-100B-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 1}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (EQ s516 0) (EQ s519 0) (EQ s528 0)), p1:(EQ s238 0)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 75 reset in 811 ms.
Product exploration explored 100000 steps with 75 reset in 916 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 p0 p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 141 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 49 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 7 resets, run finished after 141 ms. (steps per millisecond=70 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 95 ms. (steps per millisecond=105 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-19 16:38:53] [INFO ] Invariant cache hit.
[2023-03-19 16:38:53] [INFO ] After 229ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-19 16:38:53] [INFO ] [Nat]Absence check using 401 positive place invariants in 57 ms returned sat
[2023-03-19 16:38:54] [INFO ] After 617ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-19 16:38:54] [INFO ] Deduced a trap composed of 6 places in 112 ms of which 1 ms to minimize.
[2023-03-19 16:38:54] [INFO ] Deduced a trap composed of 7 places in 109 ms of which 0 ms to minimize.
[2023-03-19 16:38:54] [INFO ] Deduced a trap composed of 8 places in 77 ms of which 0 ms to minimize.
[2023-03-19 16:38:54] [INFO ] Deduced a trap composed of 6 places in 80 ms of which 0 ms to minimize.
[2023-03-19 16:38:54] [INFO ] Deduced a trap composed of 11 places in 58 ms of which 0 ms to minimize.
[2023-03-19 16:38:55] [INFO ] Deduced a trap composed of 11 places in 68 ms of which 0 ms to minimize.
[2023-03-19 16:38:55] [INFO ] Deduced a trap composed of 15 places in 61 ms of which 1 ms to minimize.
[2023-03-19 16:38:55] [INFO ] Deduced a trap composed of 11 places in 60 ms of which 0 ms to minimize.
[2023-03-19 16:38:55] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 1134 ms
[2023-03-19 16:38:55] [INFO ] After 1791ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 64 ms.
[2023-03-19 16:38:55] [INFO ] After 2090ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 29 ms.
Support contains 4 out of 1403 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1403/1403 places, 1902/1902 transitions.
Partial Free-agglomeration rule applied 200 times.
Drop transitions removed 200 transitions
Iterating global reduction 0 with 200 rules applied. Total rules applied 200 place count 1403 transition count 1902
Applied a total of 200 rules in 170 ms. Remains 1403 /1403 variables (removed 0) and now considering 1902/1902 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 170 ms. Remains : 1403/1403 places, 1902/1902 transitions.
Incomplete random walk after 10000 steps, including 8 resets, run finished after 110 ms. (steps per millisecond=90 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 1) seen :0
Finished probabilistic random walk after 37534 steps, run visited all 1 properties in 555 ms. (steps per millisecond=67 )
Probabilistic random walk after 37534 steps, saw 36473 distinct states, run finished after 556 ms. (steps per millisecond=67 ) properties seen :1
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1))), (F (AND p0 (NOT p1)))]
Knowledge based reduction with 5 factoid took 224 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 60 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 67 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 4 out of 1403 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1403/1403 places, 1902/1902 transitions.
Applied a total of 0 rules in 112 ms. Remains 1403 /1403 variables (removed 0) and now considering 1902/1902 (removed 0) transitions.
[2023-03-19 16:38:56] [INFO ] Invariant cache hit.
[2023-03-19 16:38:57] [INFO ] Implicit Places using invariants in 718 ms returned []
[2023-03-19 16:38:57] [INFO ] Invariant cache hit.
[2023-03-19 16:38:58] [INFO ] Implicit Places using invariants and state equation in 1310 ms returned []
Implicit Place search using SMT with State Equation took 2062 ms to find 0 implicit places.
[2023-03-19 16:38:59] [INFO ] Redundant transitions in 270 ms returned []
[2023-03-19 16:38:59] [INFO ] Invariant cache hit.
[2023-03-19 16:39:00] [INFO ] Dead Transitions using invariants and state equation in 802 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 3269 ms. Remains : 1403/1403 places, 1902/1902 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 p0 p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 120 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 54 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 7 resets, run finished after 133 ms. (steps per millisecond=75 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 53 ms. (steps per millisecond=188 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-19 16:39:00] [INFO ] Invariant cache hit.
[2023-03-19 16:39:00] [INFO ] After 136ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-19 16:39:00] [INFO ] [Nat]Absence check using 401 positive place invariants in 48 ms returned sat
[2023-03-19 16:39:01] [INFO ] After 515ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-19 16:39:01] [INFO ] Deduced a trap composed of 6 places in 119 ms of which 0 ms to minimize.
[2023-03-19 16:39:01] [INFO ] Deduced a trap composed of 7 places in 78 ms of which 0 ms to minimize.
[2023-03-19 16:39:01] [INFO ] Deduced a trap composed of 8 places in 62 ms of which 0 ms to minimize.
[2023-03-19 16:39:01] [INFO ] Deduced a trap composed of 6 places in 59 ms of which 0 ms to minimize.
[2023-03-19 16:39:01] [INFO ] Deduced a trap composed of 11 places in 47 ms of which 0 ms to minimize.
[2023-03-19 16:39:01] [INFO ] Deduced a trap composed of 11 places in 37 ms of which 0 ms to minimize.
[2023-03-19 16:39:02] [INFO ] Deduced a trap composed of 15 places in 59 ms of which 0 ms to minimize.
[2023-03-19 16:39:02] [INFO ] Deduced a trap composed of 11 places in 49 ms of which 1 ms to minimize.
[2023-03-19 16:39:02] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 933 ms
[2023-03-19 16:39:02] [INFO ] After 1479ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 39 ms.
[2023-03-19 16:39:02] [INFO ] After 1726ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 14 ms.
Support contains 4 out of 1403 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1403/1403 places, 1902/1902 transitions.
Partial Free-agglomeration rule applied 200 times.
Drop transitions removed 200 transitions
Iterating global reduction 0 with 200 rules applied. Total rules applied 200 place count 1403 transition count 1902
Applied a total of 200 rules in 110 ms. Remains 1403 /1403 variables (removed 0) and now considering 1902/1902 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 123 ms. Remains : 1403/1403 places, 1902/1902 transitions.
Incomplete random walk after 10000 steps, including 8 resets, run finished after 85 ms. (steps per millisecond=117 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 63 ms. (steps per millisecond=158 ) properties (out of 1) seen :0
Finished probabilistic random walk after 37534 steps, run visited all 1 properties in 403 ms. (steps per millisecond=93 )
Probabilistic random walk after 37534 steps, saw 36473 distinct states, run finished after 403 ms. (steps per millisecond=93 ) properties seen :1
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1))), (F (AND p0 (NOT p1)))]
Knowledge based reduction with 5 factoid took 267 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 57 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 55 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 56 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 75 reset in 1023 ms.
Product exploration explored 100000 steps with 75 reset in 963 ms.
Support contains 4 out of 1403 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1403/1403 places, 1902/1902 transitions.
Applied a total of 0 rules in 51 ms. Remains 1403 /1403 variables (removed 0) and now considering 1902/1902 (removed 0) transitions.
[2023-03-19 16:39:05] [INFO ] Invariant cache hit.
[2023-03-19 16:39:06] [INFO ] Implicit Places using invariants in 784 ms returned []
[2023-03-19 16:39:06] [INFO ] Invariant cache hit.
[2023-03-19 16:39:07] [INFO ] Implicit Places using invariants and state equation in 1213 ms returned []
Implicit Place search using SMT with State Equation took 2024 ms to find 0 implicit places.
[2023-03-19 16:39:07] [INFO ] Redundant transitions in 258 ms returned []
[2023-03-19 16:39:07] [INFO ] Invariant cache hit.
[2023-03-19 16:39:08] [INFO ] Dead Transitions using invariants and state equation in 744 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 3108 ms. Remains : 1403/1403 places, 1902/1902 transitions.
Treatment of property ShieldRVs-PT-100B-LTLFireability-05 finished in 21702 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 4 out of 3317 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 3317/3317 places, 3817/3817 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 401 transitions
Trivial Post-agglo rules discarded 401 transitions
Performed 401 trivial Post agglomeration. Transition count delta: 401
Iterating post reduction 0 with 401 rules applied. Total rules applied 401 place count 3316 transition count 3415
Reduce places removed 401 places and 0 transitions.
Iterating post reduction 1 with 401 rules applied. Total rules applied 802 place count 2915 transition count 3415
Performed 500 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 500 Pre rules applied. Total rules applied 802 place count 2915 transition count 2915
Deduced a syphon composed of 500 places in 10 ms
Reduce places removed 500 places and 0 transitions.
Iterating global reduction 2 with 1000 rules applied. Total rules applied 1802 place count 2415 transition count 2915
Discarding 14 places :
Symmetric choice reduction at 2 with 14 rule applications. Total rules 1816 place count 2401 transition count 2901
Iterating global reduction 2 with 14 rules applied. Total rules applied 1830 place count 2401 transition count 2901
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 1830 place count 2401 transition count 2897
Deduced a syphon composed of 4 places in 7 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 1838 place count 2397 transition count 2897
Performed 993 Post agglomeration using F-continuation condition.Transition count delta: 993
Deduced a syphon composed of 993 places in 5 ms
Reduce places removed 993 places and 0 transitions.
Iterating global reduction 2 with 1986 rules applied. Total rules applied 3824 place count 1404 transition count 1904
Renaming transitions due to excessive name length > 1024 char.
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 3826 place count 1402 transition count 1902
Applied a total of 3826 rules in 584 ms. Remains 1402 /3317 variables (removed 1915) and now considering 1902/3817 (removed 1915) transitions.
// Phase 1: matrix 1902 rows 1402 cols
[2023-03-19 16:39:09] [INFO ] Computed 401 place invariants in 8 ms
[2023-03-19 16:39:09] [INFO ] Implicit Places using invariants in 637 ms returned []
[2023-03-19 16:39:09] [INFO ] Invariant cache hit.
[2023-03-19 16:39:11] [INFO ] Implicit Places using invariants and state equation in 1247 ms returned []
Implicit Place search using SMT with State Equation took 1909 ms to find 0 implicit places.
[2023-03-19 16:39:11] [INFO ] Redundant transitions in 288 ms returned [1901]
Found 1 redundant transitions using SMT.
Drop transitions removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
// Phase 1: matrix 1901 rows 1402 cols
[2023-03-19 16:39:11] [INFO ] Computed 401 place invariants in 3 ms
[2023-03-19 16:39:12] [INFO ] Dead Transitions using invariants and state equation in 888 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 1402/3317 places, 1901/3817 transitions.
Applied a total of 0 rules in 55 ms. Remains 1402 /1402 variables (removed 0) and now considering 1901/1901 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 3746 ms. Remains : 1402/3317 places, 1901/3817 transitions.
Stuttering acceptance computed with spot in 51 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ShieldRVs-PT-100B-LTLFireability-06 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 (EQ s369 1) (EQ s371 1) (EQ s375 1) (EQ s418 0))], 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 1333 steps with 0 reset in 10 ms.
FORMULA ShieldRVs-PT-100B-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVs-PT-100B-LTLFireability-06 finished in 3839 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||G(p1)))))'
Support contains 3 out of 3317 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3317/3317 places, 3817/3817 transitions.
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 14 place count 3303 transition count 3803
Iterating global reduction 0 with 14 rules applied. Total rules applied 28 place count 3303 transition count 3803
Applied a total of 28 rules in 364 ms. Remains 3303 /3317 variables (removed 14) and now considering 3803/3817 (removed 14) transitions.
// Phase 1: matrix 3803 rows 3303 cols
[2023-03-19 16:39:12] [INFO ] Computed 401 place invariants in 11 ms
[2023-03-19 16:39:13] [INFO ] Implicit Places using invariants in 903 ms returned []
[2023-03-19 16:39:13] [INFO ] Invariant cache hit.
[2023-03-19 16:39:17] [INFO ] Implicit Places using invariants and state equation in 4090 ms returned []
Implicit Place search using SMT with State Equation took 5010 ms to find 0 implicit places.
[2023-03-19 16:39:17] [INFO ] Invariant cache hit.
[2023-03-19 16:39:20] [INFO ] Dead Transitions using invariants and state equation in 2357 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 3303/3317 places, 3803/3817 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 7734 ms. Remains : 3303/3317 places, 3803/3817 transitions.
Stuttering acceptance computed with spot in 73 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ShieldRVs-PT-100B-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=(AND p1 (NOT p0)), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}]], initial=1, aps=[p1:(AND (EQ s2665 0) (EQ s3220 0)), p0:(EQ s2534 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 191 reset in 569 ms.
Product exploration explored 100000 steps with 189 reset in 543 ms.
Computed a total of 800 stabilizing places and 800 stable transitions
Computed a total of 800 stabilizing places and 800 stable transitions
Knowledge obtained : [(AND p1 (NOT p0)), (X (NOT (AND (NOT p1) (NOT p0)))), (X (AND p1 (NOT p0))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (AND p1 (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 217 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 63 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Finished random walk after 170 steps, including 0 resets, run visited all 2 properties in 4 ms. (steps per millisecond=42 )
Knowledge obtained : [(AND p1 (NOT p0)), (X (NOT (AND (NOT p1) (NOT p0)))), (X (AND p1 (NOT p0))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (AND p1 (NOT p0))))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) p1))), (F (AND (NOT p0) (NOT p1)))]
Knowledge based reduction with 5 factoid took 234 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 75 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 71 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 3 out of 3303 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3303/3303 places, 3803/3803 transitions.
Applied a total of 0 rules in 190 ms. Remains 3303 /3303 variables (removed 0) and now considering 3803/3803 (removed 0) transitions.
[2023-03-19 16:39:22] [INFO ] Invariant cache hit.
[2023-03-19 16:39:23] [INFO ] Implicit Places using invariants in 1003 ms returned []
[2023-03-19 16:39:23] [INFO ] Invariant cache hit.
[2023-03-19 16:39:27] [INFO ] Implicit Places using invariants and state equation in 4053 ms returned []
Implicit Place search using SMT with State Equation took 5073 ms to find 0 implicit places.
[2023-03-19 16:39:27] [INFO ] Invariant cache hit.
[2023-03-19 16:39:29] [INFO ] Dead Transitions using invariants and state equation in 1917 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 7182 ms. Remains : 3303/3303 places, 3803/3803 transitions.
Computed a total of 800 stabilizing places and 800 stable transitions
Computed a total of 800 stabilizing places and 800 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND (NOT p0) p1)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND (NOT p0) p1)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 149 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 43 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Finished random walk after 229 steps, including 0 resets, run visited all 2 properties in 3 ms. (steps per millisecond=76 )
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND (NOT p0) p1)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND (NOT p0) p1)))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) p1))), (F (AND (NOT p0) (NOT p1)))]
Knowledge based reduction with 5 factoid took 145 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 46 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 37 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 42 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 189 reset in 498 ms.
Product exploration explored 100000 steps with 190 reset in 610 ms.
Applying partial POR strategy [true, false]
Stuttering acceptance computed with spot in 72 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 3 out of 3303 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 3303/3303 places, 3803/3803 transitions.
Performed 398 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 398 rules applied. Total rules applied 398 place count 3303 transition count 3803
Performed 201 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 201 Pre rules applied. Total rules applied 398 place count 3303 transition count 3902
Deduced a syphon composed of 599 places in 13 ms
Iterating global reduction 1 with 201 rules applied. Total rules applied 599 place count 3303 transition count 3902
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 600 place count 3302 transition count 3901
Deduced a syphon composed of 598 places in 12 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 601 place count 3302 transition count 3901
Performed 1297 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1895 places in 8 ms
Iterating global reduction 1 with 1297 rules applied. Total rules applied 1898 place count 3302 transition count 3901
Renaming transitions due to excessive name length > 1024 char.
Discarding 697 places :
Symmetric choice reduction at 1 with 697 rule applications. Total rules 2595 place count 2605 transition count 3204
Deduced a syphon composed of 1198 places in 7 ms
Iterating global reduction 1 with 697 rules applied. Total rules applied 3292 place count 2605 transition count 3204
Deduced a syphon composed of 1198 places in 9 ms
Applied a total of 3292 rules in 2591 ms. Remains 2605 /3303 variables (removed 698) and now considering 3204/3803 (removed 599) transitions.
[2023-03-19 16:39:34] [INFO ] Redundant transitions in 810 ms returned [3203]
Found 1 redundant transitions using SMT.
Drop transitions removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
// Phase 1: matrix 3203 rows 2605 cols
[2023-03-19 16:39:34] [INFO ] Computed 401 place invariants in 45 ms
[2023-03-19 16:39:36] [INFO ] Dead Transitions using invariants and state equation in 1960 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 2605/3303 places, 3203/3803 transitions.
Deduced a syphon composed of 1198 places in 9 ms
Applied a total of 0 rules in 128 ms. Remains 2605 /2605 variables (removed 0) and now considering 3203/3203 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 5496 ms. Remains : 2605/3303 places, 3203/3803 transitions.
Support contains 3 out of 3303 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3303/3303 places, 3803/3803 transitions.
Applied a total of 0 rules in 212 ms. Remains 3303 /3303 variables (removed 0) and now considering 3803/3803 (removed 0) transitions.
// Phase 1: matrix 3803 rows 3303 cols
[2023-03-19 16:39:37] [INFO ] Computed 401 place invariants in 12 ms
[2023-03-19 16:39:38] [INFO ] Implicit Places using invariants in 1065 ms returned []
[2023-03-19 16:39:38] [INFO ] Invariant cache hit.
[2023-03-19 16:39:40] [INFO ] Implicit Places using invariants and state equation in 2118 ms returned []
Implicit Place search using SMT with State Equation took 3211 ms to find 0 implicit places.
[2023-03-19 16:39:40] [INFO ] Invariant cache hit.
[2023-03-19 16:39:42] [INFO ] Dead Transitions using invariants and state equation in 2231 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 5669 ms. Remains : 3303/3303 places, 3803/3803 transitions.
Treatment of property ShieldRVs-PT-100B-LTLFireability-07 finished in 30092 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)||G((p1||X(X(p2)))))))'
Support contains 5 out of 3317 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3317/3317 places, 3817/3817 transitions.
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 14 place count 3303 transition count 3803
Iterating global reduction 0 with 14 rules applied. Total rules applied 28 place count 3303 transition count 3803
Applied a total of 28 rules in 374 ms. Remains 3303 /3317 variables (removed 14) and now considering 3803/3817 (removed 14) transitions.
// Phase 1: matrix 3803 rows 3303 cols
[2023-03-19 16:39:43] [INFO ] Computed 401 place invariants in 13 ms
[2023-03-19 16:39:44] [INFO ] Implicit Places using invariants in 1031 ms returned []
[2023-03-19 16:39:44] [INFO ] Invariant cache hit.
[2023-03-19 16:39:48] [INFO ] Implicit Places using invariants and state equation in 4402 ms returned []
Implicit Place search using SMT with State Equation took 5435 ms to find 0 implicit places.
[2023-03-19 16:39:48] [INFO ] Invariant cache hit.
[2023-03-19 16:39:50] [INFO ] Dead Transitions using invariants and state equation in 2463 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 3303/3317 places, 3803/3817 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 8274 ms. Remains : 3303/3317 places, 3803/3817 transitions.
Stuttering acceptance computed with spot in 81 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Running random walk in product with property : ShieldRVs-PT-100B-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=0 dest: 1}], [{ cond=p0, acceptance={1} source=1 dest: 2}, { cond=(NOT p0), acceptance={0, 1} source=1 dest: 2}], [{ cond=(AND p0 (NOT p2)), acceptance={} source=2 dest: 0}, { cond=(AND (NOT p0) (NOT p2)), acceptance={0} source=2 dest: 0}]], initial=0, aps=[p0:(AND (EQ s700 1) (EQ s709 1) (EQ s728 1)), p1:(EQ s1838 1), p2:(EQ s2044 1)], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 44 reset in 720 ms.
Product exploration explored 100000 steps with 43 reset in 1021 ms.
Computed a total of 799 stabilizing places and 799 stable transitions
Computed a total of 799 stabilizing places and 799 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X (NOT p0)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 367 ms. Reduced automaton from 3 states, 8 edges and 3 AP (stutter sensitive) to 3 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 94 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 248 ms. (steps per millisecond=40 ) properties (out of 5) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 17 ms. (steps per millisecond=588 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
[2023-03-19 16:39:53] [INFO ] Invariant cache hit.
[2023-03-19 16:39:54] [INFO ] [Real]Absence check using 401 positive place invariants in 162 ms returned sat
[2023-03-19 16:39:56] [INFO ] After 2594ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-19 16:39:56] [INFO ] [Nat]Absence check using 401 positive place invariants in 203 ms returned sat
[2023-03-19 16:39:59] [INFO ] After 2412ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-19 16:40:00] [INFO ] Deduced a trap composed of 26 places in 1140 ms of which 2 ms to minimize.
[2023-03-19 16:40:01] [INFO ] Deduced a trap composed of 17 places in 1032 ms of which 2 ms to minimize.
[2023-03-19 16:40:02] [INFO ] Deduced a trap composed of 15 places in 893 ms of which 1 ms to minimize.
[2023-03-19 16:40:03] [INFO ] Deduced a trap composed of 20 places in 824 ms of which 1 ms to minimize.
[2023-03-19 16:40:04] [INFO ] Deduced a trap composed of 30 places in 888 ms of which 1 ms to minimize.
[2023-03-19 16:40:05] [INFO ] Deduced a trap composed of 29 places in 928 ms of which 2 ms to minimize.
[2023-03-19 16:40:06] [INFO ] Deduced a trap composed of 23 places in 1080 ms of which 2 ms to minimize.
[2023-03-19 16:40:08] [INFO ] Deduced a trap composed of 35 places in 1002 ms of which 1 ms to minimize.
[2023-03-19 16:40:09] [INFO ] Deduced a trap composed of 29 places in 979 ms of which 2 ms to minimize.
[2023-03-19 16:40:10] [INFO ] Deduced a trap composed of 28 places in 1028 ms of which 2 ms to minimize.
[2023-03-19 16:40:11] [INFO ] Deduced a trap composed of 25 places in 1013 ms of which 1 ms to minimize.
[2023-03-19 16:40:12] [INFO ] Deduced a trap composed of 34 places in 869 ms of which 2 ms to minimize.
[2023-03-19 16:40:13] [INFO ] Deduced a trap composed of 24 places in 1011 ms of which 1 ms to minimize.
[2023-03-19 16:40:14] [INFO ] Deduced a trap composed of 21 places in 891 ms of which 1 ms to minimize.
[2023-03-19 16:40:15] [INFO ] Deduced a trap composed of 25 places in 1013 ms of which 1 ms to minimize.
[2023-03-19 16:40:16] [INFO ] Deduced a trap composed of 24 places in 1079 ms of which 1 ms to minimize.
[2023-03-19 16:40:18] [INFO ] Deduced a trap composed of 22 places in 1076 ms of which 4 ms to minimize.
[2023-03-19 16:40:19] [INFO ] Deduced a trap composed of 25 places in 1018 ms of which 2 ms to minimize.
[2023-03-19 16:40:20] [INFO ] Deduced a trap composed of 23 places in 994 ms of which 2 ms to minimize.
[2023-03-19 16:40:21] [INFO ] Deduced a trap composed of 44 places in 1068 ms of which 2 ms to minimize.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineResultsWithTraps(DeadlockTester.java:736)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:656)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-19 16:40:21] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-19 16:40:21] [INFO ] After 25578ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:3
Parikh walk visited 0 properties in 523 ms.
Support contains 5 out of 3303 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3303/3303 places, 3803/3803 transitions.
Drop transitions removed 399 transitions
Trivial Post-agglo rules discarded 399 transitions
Performed 399 trivial Post agglomeration. Transition count delta: 399
Iterating post reduction 0 with 399 rules applied. Total rules applied 399 place count 3303 transition count 3404
Reduce places removed 399 places and 0 transitions.
Iterating post reduction 1 with 399 rules applied. Total rules applied 798 place count 2904 transition count 3404
Performed 500 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 500 Pre rules applied. Total rules applied 798 place count 2904 transition count 2904
Deduced a syphon composed of 500 places in 10 ms
Reduce places removed 500 places and 0 transitions.
Iterating global reduction 2 with 1000 rules applied. Total rules applied 1798 place count 2404 transition count 2904
Performed 998 Post agglomeration using F-continuation condition.Transition count delta: 998
Deduced a syphon composed of 998 places in 5 ms
Reduce places removed 998 places and 0 transitions.
Iterating global reduction 2 with 1996 rules applied. Total rules applied 3794 place count 1406 transition count 1906
Renaming transitions due to excessive name length > 1024 char.
Partial Free-agglomeration rule applied 202 times.
Drop transitions removed 202 transitions
Iterating global reduction 2 with 202 rules applied. Total rules applied 3996 place count 1406 transition count 1906
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 3997 place count 1405 transition count 1905
Applied a total of 3997 rules in 569 ms. Remains 1405 /3303 variables (removed 1898) and now considering 1905/3803 (removed 1898) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 569 ms. Remains : 1405/3303 places, 1905/3803 transitions.
Finished random walk after 892 steps, including 0 resets, run visited all 3 properties in 16 ms. (steps per millisecond=55 )
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X (NOT p0)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT p0)))]
False Knowledge obtained : [(F (NOT (AND (NOT p2) (NOT p0)))), (F (AND (NOT p2) p0)), (F p0), (F (NOT (AND (NOT p1) (NOT p0)))), (F (AND (NOT p1) p0))]
Knowledge based reduction with 9 factoid took 422 ms. Reduced automaton from 3 states, 8 edges and 3 AP (stutter sensitive) to 3 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 109 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 87 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
[2023-03-19 16:40:23] [INFO ] Invariant cache hit.
[2023-03-19 16:40:26] [INFO ] [Real]Absence check using 401 positive place invariants in 818 ms returned sat
[2023-03-19 16:40:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 16:40:38] [INFO ] [Real]Absence check using state equation in 12311 ms returned unknown
Could not prove EG (AND (NOT p0) (NOT p1) (NOT p2))
Support contains 5 out of 3303 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3303/3303 places, 3803/3803 transitions.
Applied a total of 0 rules in 205 ms. Remains 3303 /3303 variables (removed 0) and now considering 3803/3803 (removed 0) transitions.
[2023-03-19 16:40:38] [INFO ] Invariant cache hit.
[2023-03-19 16:40:39] [INFO ] Implicit Places using invariants in 1073 ms returned []
[2023-03-19 16:40:39] [INFO ] Invariant cache hit.
[2023-03-19 16:40:43] [INFO ] Implicit Places using invariants and state equation in 3939 ms returned []
Implicit Place search using SMT with State Equation took 5022 ms to find 0 implicit places.
[2023-03-19 16:40:43] [INFO ] Invariant cache hit.
[2023-03-19 16:40:46] [INFO ] Dead Transitions using invariants and state equation in 2454 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 7682 ms. Remains : 3303/3303 places, 3803/3803 transitions.
Computed a total of 799 stabilizing places and 799 stable transitions
Computed a total of 799 stabilizing places and 799 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (NOT (AND (NOT p1) p0))), (X (AND (NOT p1) (NOT p0))), (X (NOT p0)), (X (X (NOT (AND (NOT p2) p0)))), (X (X (AND (NOT p2) (NOT p0)))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 298 ms. Reduced automaton from 3 states, 8 edges and 3 AP (stutter sensitive) to 3 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 92 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 242 ms. (steps per millisecond=41 ) properties (out of 5) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 4) seen :0
Running SMT prover for 4 properties.
[2023-03-19 16:40:47] [INFO ] Invariant cache hit.
[2023-03-19 16:40:47] [INFO ] [Real]Absence check using 401 positive place invariants in 166 ms returned sat
[2023-03-19 16:40:49] [INFO ] After 2360ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-19 16:40:50] [INFO ] [Nat]Absence check using 401 positive place invariants in 240 ms returned sat
[2023-03-19 16:40:52] [INFO ] After 2351ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-19 16:40:54] [INFO ] Deduced a trap composed of 34 places in 1198 ms of which 2 ms to minimize.
[2023-03-19 16:40:55] [INFO ] Deduced a trap composed of 30 places in 1099 ms of which 1 ms to minimize.
[2023-03-19 16:40:56] [INFO ] Deduced a trap composed of 23 places in 926 ms of which 1 ms to minimize.
[2023-03-19 16:40:57] [INFO ] Deduced a trap composed of 32 places in 918 ms of which 1 ms to minimize.
[2023-03-19 16:40:58] [INFO ] Deduced a trap composed of 21 places in 1039 ms of which 2 ms to minimize.
[2023-03-19 16:40:59] [INFO ] Deduced a trap composed of 26 places in 1080 ms of which 2 ms to minimize.
[2023-03-19 16:41:00] [INFO ] Deduced a trap composed of 23 places in 1049 ms of which 1 ms to minimize.
[2023-03-19 16:41:01] [INFO ] Deduced a trap composed of 20 places in 964 ms of which 2 ms to minimize.
[2023-03-19 16:41:03] [INFO ] Deduced a trap composed of 29 places in 949 ms of which 2 ms to minimize.
[2023-03-19 16:41:04] [INFO ] Deduced a trap composed of 21 places in 912 ms of which 2 ms to minimize.
[2023-03-19 16:41:05] [INFO ] Deduced a trap composed of 28 places in 1120 ms of which 2 ms to minimize.
[2023-03-19 16:41:06] [INFO ] Deduced a trap composed of 16 places in 899 ms of which 2 ms to minimize.
[2023-03-19 16:41:07] [INFO ] Deduced a trap composed of 21 places in 1132 ms of which 2 ms to minimize.
[2023-03-19 16:41:08] [INFO ] Deduced a trap composed of 23 places in 948 ms of which 2 ms to minimize.
[2023-03-19 16:41:09] [INFO ] Deduced a trap composed of 26 places in 995 ms of which 2 ms to minimize.
[2023-03-19 16:41:10] [INFO ] Deduced a trap composed of 28 places in 891 ms of which 2 ms to minimize.
[2023-03-19 16:41:11] [INFO ] Deduced a trap composed of 46 places in 896 ms of which 2 ms to minimize.
[2023-03-19 16:41:12] [INFO ] Deduced a trap composed of 43 places in 889 ms of which 2 ms to minimize.
[2023-03-19 16:41:13] [INFO ] Deduced a trap composed of 33 places in 894 ms of which 1 ms to minimize.
[2023-03-19 16:41:14] [INFO ] Deduced a trap composed of 43 places in 854 ms of which 2 ms to minimize.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineResultsWithTraps(DeadlockTester.java:736)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:656)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-19 16:41:14] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-19 16:41:14] [INFO ] After 25317ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:4
Parikh walk visited 0 properties in 723 ms.
Support contains 5 out of 3303 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3303/3303 places, 3803/3803 transitions.
Drop transitions removed 399 transitions
Trivial Post-agglo rules discarded 399 transitions
Performed 399 trivial Post agglomeration. Transition count delta: 399
Iterating post reduction 0 with 399 rules applied. Total rules applied 399 place count 3303 transition count 3404
Reduce places removed 399 places and 0 transitions.
Iterating post reduction 1 with 399 rules applied. Total rules applied 798 place count 2904 transition count 3404
Performed 500 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 500 Pre rules applied. Total rules applied 798 place count 2904 transition count 2904
Deduced a syphon composed of 500 places in 8 ms
Reduce places removed 500 places and 0 transitions.
Iterating global reduction 2 with 1000 rules applied. Total rules applied 1798 place count 2404 transition count 2904
Performed 998 Post agglomeration using F-continuation condition.Transition count delta: 998
Deduced a syphon composed of 998 places in 5 ms
Reduce places removed 998 places and 0 transitions.
Iterating global reduction 2 with 1996 rules applied. Total rules applied 3794 place count 1406 transition count 1906
Renaming transitions due to excessive name length > 1024 char.
Partial Free-agglomeration rule applied 202 times.
Drop transitions removed 202 transitions
Iterating global reduction 2 with 202 rules applied. Total rules applied 3996 place count 1406 transition count 1906
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 3997 place count 1405 transition count 1905
Applied a total of 3997 rules in 552 ms. Remains 1405 /3303 variables (removed 1898) and now considering 1905/3803 (removed 1898) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 553 ms. Remains : 1405/3303 places, 1905/3803 transitions.
Finished random walk after 883 steps, including 0 resets, run visited all 4 properties in 55 ms. (steps per millisecond=16 )
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (NOT (AND (NOT p1) p0))), (X (AND (NOT p1) (NOT p0))), (X (NOT p0)), (X (X (NOT (AND (NOT p2) p0)))), (X (X (AND (NOT p2) (NOT p0)))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT p0)))]
False Knowledge obtained : [(F (NOT (AND (NOT p2) (NOT p0)))), (F (AND (NOT p2) p0)), (F p0), (F (NOT (AND (NOT p1) (NOT p0)))), (F (AND (NOT p1) p0))]
Knowledge based reduction with 9 factoid took 436 ms. Reduced automaton from 3 states, 8 edges and 3 AP (stutter sensitive) to 3 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 96 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 79 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
[2023-03-19 16:41:16] [INFO ] Invariant cache hit.
[2023-03-19 16:41:19] [INFO ] [Real]Absence check using 401 positive place invariants in 819 ms returned sat
[2023-03-19 16:41:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 16:41:31] [INFO ] [Real]Absence check using state equation in 12208 ms returned unknown
Could not prove EG (AND (NOT p0) (NOT p1) (NOT p2))
Stuttering acceptance computed with spot in 107 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Product exploration explored 100000 steps with 44 reset in 658 ms.
Product exploration explored 100000 steps with 44 reset in 781 ms.
Support contains 5 out of 3303 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3303/3303 places, 3803/3803 transitions.
Applied a total of 0 rules in 219 ms. Remains 3303 /3303 variables (removed 0) and now considering 3803/3803 (removed 0) transitions.
[2023-03-19 16:41:33] [INFO ] Invariant cache hit.
[2023-03-19 16:41:34] [INFO ] Implicit Places using invariants in 1087 ms returned []
[2023-03-19 16:41:34] [INFO ] Invariant cache hit.
[2023-03-19 16:41:38] [INFO ] Implicit Places using invariants and state equation in 4123 ms returned []
Implicit Place search using SMT with State Equation took 5237 ms to find 0 implicit places.
[2023-03-19 16:41:38] [INFO ] Invariant cache hit.
[2023-03-19 16:41:41] [INFO ] Dead Transitions using invariants and state equation in 2329 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 7800 ms. Remains : 3303/3303 places, 3803/3803 transitions.
Treatment of property ShieldRVs-PT-100B-LTLFireability-08 finished in 118748 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((p0||(X(F(p1))&&(p2 U (p3||G(p2)))))))'
Support contains 5 out of 3317 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3317/3317 places, 3817/3817 transitions.
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 14 place count 3303 transition count 3803
Iterating global reduction 0 with 14 rules applied. Total rules applied 28 place count 3303 transition count 3803
Applied a total of 28 rules in 377 ms. Remains 3303 /3317 variables (removed 14) and now considering 3803/3817 (removed 14) transitions.
// Phase 1: matrix 3803 rows 3303 cols
[2023-03-19 16:41:41] [INFO ] Computed 401 place invariants in 22 ms
[2023-03-19 16:41:42] [INFO ] Implicit Places using invariants in 1039 ms returned []
[2023-03-19 16:41:42] [INFO ] Invariant cache hit.
[2023-03-19 16:41:46] [INFO ] Implicit Places using invariants and state equation in 3755 ms returned []
Implicit Place search using SMT with State Equation took 4832 ms to find 0 implicit places.
[2023-03-19 16:41:46] [INFO ] Invariant cache hit.
[2023-03-19 16:41:48] [INFO ] Dead Transitions using invariants and state equation in 2414 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 3303/3317 places, 3803/3817 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 7624 ms. Remains : 3303/3317 places, 3803/3817 transitions.
Stuttering acceptance computed with spot in 173 ms :[(OR (AND (NOT p0) (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p1))), true, (NOT p1), (AND (NOT p3) (NOT p2))]
Running random walk in product with property : ShieldRVs-PT-100B-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p0) (NOT p3) (NOT p2)), acceptance={} source=1 dest: 2}, { cond=(OR (AND (NOT p0) p3) (AND (NOT p0) p2)), acceptance={} source=1 dest: 3}, { cond=(AND (NOT p0) (NOT p3) p2), acceptance={} source=1 dest: 4}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(NOT p1), acceptance={0} source=3 dest: 3}], [{ cond=(AND (NOT p3) (NOT p2)), acceptance={} source=4 dest: 2}, { cond=(AND (NOT p3) p2), acceptance={} source=4 dest: 4}]], initial=0, aps=[p0:(AND (EQ s3182 1) (EQ s3216 1) (EQ s3237 1)), p3:(AND (NEQ s2256 1) (NEQ s1490 1)), p2:(NEQ s1490 1), p1:(OR (EQ s3182 0) (EQ s3216 0) (EQ s3237 0) (EQ...], 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][false, false, false, false, false]]
Product exploration explored 100000 steps with 33333 reset in 1290 ms.
Product exploration explored 100000 steps with 33333 reset in 1210 ms.
Computed a total of 799 stabilizing places and 799 stable transitions
Computed a total of 799 stabilizing places and 799 stable transitions
Knowledge obtained : [(AND (NOT p0) p3 p2 p1), (X (OR (AND (NOT p0) p3) (AND (NOT p0) p2))), (X (NOT (AND (NOT p0) (NOT p3) p2))), (X (NOT (AND (NOT p0) (NOT p3) (NOT p2)))), true, (X (X p1)), (X (X (NOT (AND (NOT p3) (NOT p2))))), (X (X (NOT (AND (NOT p3) p2))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (X p1))
Knowledge based reduction with 8 factoid took 151 ms. Reduced automaton from 5 states, 8 edges and 4 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldRVs-PT-100B-LTLFireability-09 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldRVs-PT-100B-LTLFireability-09 finished in 10545 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)&&F(G(p1)))))'
Support contains 2 out of 3317 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 3317/3317 places, 3817/3817 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 400 transitions
Trivial Post-agglo rules discarded 400 transitions
Performed 400 trivial Post agglomeration. Transition count delta: 400
Iterating post reduction 0 with 400 rules applied. Total rules applied 400 place count 3316 transition count 3416
Reduce places removed 400 places and 0 transitions.
Iterating post reduction 1 with 400 rules applied. Total rules applied 800 place count 2916 transition count 3416
Performed 500 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 500 Pre rules applied. Total rules applied 800 place count 2916 transition count 2916
Deduced a syphon composed of 500 places in 7 ms
Reduce places removed 500 places and 0 transitions.
Iterating global reduction 2 with 1000 rules applied. Total rules applied 1800 place count 2416 transition count 2916
Discarding 13 places :
Symmetric choice reduction at 2 with 13 rule applications. Total rules 1813 place count 2403 transition count 2903
Iterating global reduction 2 with 13 rules applied. Total rules applied 1826 place count 2403 transition count 2903
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 1826 place count 2403 transition count 2900
Deduced a syphon composed of 3 places in 10 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 1832 place count 2400 transition count 2900
Performed 994 Post agglomeration using F-continuation condition.Transition count delta: 994
Deduced a syphon composed of 994 places in 6 ms
Reduce places removed 994 places and 0 transitions.
Iterating global reduction 2 with 1988 rules applied. Total rules applied 3820 place count 1406 transition count 1906
Renaming transitions due to excessive name length > 1024 char.
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 3822 place count 1404 transition count 1904
Applied a total of 3822 rules in 735 ms. Remains 1404 /3317 variables (removed 1913) and now considering 1904/3817 (removed 1913) transitions.
// Phase 1: matrix 1904 rows 1404 cols
[2023-03-19 16:41:52] [INFO ] Computed 401 place invariants in 5 ms
[2023-03-19 16:41:53] [INFO ] Implicit Places using invariants in 616 ms returned []
[2023-03-19 16:41:53] [INFO ] Invariant cache hit.
[2023-03-19 16:41:54] [INFO ] Implicit Places using invariants and state equation in 1383 ms returned []
Implicit Place search using SMT with State Equation took 2025 ms to find 0 implicit places.
[2023-03-19 16:41:54] [INFO ] Redundant transitions in 316 ms returned [1903]
Found 1 redundant transitions using SMT.
Drop transitions removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
// Phase 1: matrix 1903 rows 1404 cols
[2023-03-19 16:41:54] [INFO ] Computed 401 place invariants in 3 ms
[2023-03-19 16:41:55] [INFO ] Dead Transitions using invariants and state equation in 825 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 1404/3317 places, 1903/3817 transitions.
Applied a total of 0 rules in 53 ms. Remains 1404 /1404 variables (removed 0) and now considering 1903/1903 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 3995 ms. Remains : 1404/3317 places, 1903/3817 transitions.
Stuttering acceptance computed with spot in 110 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : ShieldRVs-PT-100B-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=p1, acceptance={} source=2 dest: 2}, { cond=(NOT p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(EQ s1044 1), p1:(EQ s884 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Stuttering criterion allowed to conclude after 1341 steps with 0 reset in 11 ms.
FORMULA ShieldRVs-PT-100B-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVs-PT-100B-LTLFireability-11 finished in 4133 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((p0||G(p1))))'
Support contains 4 out of 3317 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3317/3317 places, 3817/3817 transitions.
Discarding 15 places :
Symmetric choice reduction at 0 with 15 rule applications. Total rules 15 place count 3302 transition count 3802
Iterating global reduction 0 with 15 rules applied. Total rules applied 30 place count 3302 transition count 3802
Applied a total of 30 rules in 325 ms. Remains 3302 /3317 variables (removed 15) and now considering 3802/3817 (removed 15) transitions.
// Phase 1: matrix 3802 rows 3302 cols
[2023-03-19 16:41:56] [INFO ] Computed 401 place invariants in 24 ms
[2023-03-19 16:41:57] [INFO ] Implicit Places using invariants in 1032 ms returned []
[2023-03-19 16:41:57] [INFO ] Invariant cache hit.
[2023-03-19 16:42:01] [INFO ] Implicit Places using invariants and state equation in 4099 ms returned []
Implicit Place search using SMT with State Equation took 5164 ms to find 0 implicit places.
[2023-03-19 16:42:01] [INFO ] Invariant cache hit.
[2023-03-19 16:42:03] [INFO ] Dead Transitions using invariants and state equation in 1884 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 3302/3317 places, 3802/3817 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 7377 ms. Remains : 3302/3317 places, 3802/3817 transitions.
Stuttering acceptance computed with spot in 103 ms :[true, (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ShieldRVs-PT-100B-LTLFireability-12 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=(AND (NOT p0) (NOT p1)), acceptance={} source=3 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=3 dest: 2}]], initial=1, aps=[p1:(EQ s1153 1), p0:(AND (EQ s2157 1) (EQ s2193 1) (EQ s2212 1))], 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 1 steps with 0 reset in 1 ms.
FORMULA ShieldRVs-PT-100B-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVs-PT-100B-LTLFireability-12 finished in 7508 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||((p1 U (p2||G(p1))) U p3)))))'
Support contains 2 out of 3317 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 : 3317/3317 places, 3817/3817 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 400 transitions
Trivial Post-agglo rules discarded 400 transitions
Performed 400 trivial Post agglomeration. Transition count delta: 400
Iterating post reduction 0 with 400 rules applied. Total rules applied 400 place count 3316 transition count 3416
Reduce places removed 400 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 401 rules applied. Total rules applied 801 place count 2916 transition count 3415
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 802 place count 2915 transition count 3415
Performed 499 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 499 Pre rules applied. Total rules applied 802 place count 2915 transition count 2916
Deduced a syphon composed of 499 places in 7 ms
Reduce places removed 499 places and 0 transitions.
Iterating global reduction 3 with 998 rules applied. Total rules applied 1800 place count 2416 transition count 2916
Discarding 12 places :
Symmetric choice reduction at 3 with 12 rule applications. Total rules 1812 place count 2404 transition count 2904
Iterating global reduction 3 with 12 rules applied. Total rules applied 1824 place count 2404 transition count 2904
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 5 Pre rules applied. Total rules applied 1824 place count 2404 transition count 2899
Deduced a syphon composed of 5 places in 8 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 3 with 10 rules applied. Total rules applied 1834 place count 2399 transition count 2899
Performed 990 Post agglomeration using F-continuation condition.Transition count delta: 990
Deduced a syphon composed of 990 places in 5 ms
Reduce places removed 990 places and 0 transitions.
Iterating global reduction 3 with 1980 rules applied. Total rules applied 3814 place count 1409 transition count 1909
Renaming transitions due to excessive name length > 1024 char.
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 3816 place count 1407 transition count 1907
Applied a total of 3816 rules in 592 ms. Remains 1407 /3317 variables (removed 1910) and now considering 1907/3817 (removed 1910) transitions.
// Phase 1: matrix 1907 rows 1407 cols
[2023-03-19 16:42:04] [INFO ] Computed 401 place invariants in 6 ms
[2023-03-19 16:42:04] [INFO ] Implicit Places using invariants in 631 ms returned []
[2023-03-19 16:42:04] [INFO ] Invariant cache hit.
[2023-03-19 16:42:06] [INFO ] Implicit Places using invariants and state equation in 1333 ms returned []
Implicit Place search using SMT with State Equation took 1990 ms to find 0 implicit places.
[2023-03-19 16:42:06] [INFO ] Redundant transitions in 359 ms returned [1906]
Found 1 redundant transitions using SMT.
Drop transitions removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
// Phase 1: matrix 1906 rows 1407 cols
[2023-03-19 16:42:06] [INFO ] Computed 401 place invariants in 3 ms
[2023-03-19 16:42:07] [INFO ] Dead Transitions using invariants and state equation in 830 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 1407/3317 places, 1906/3817 transitions.
Applied a total of 0 rules in 51 ms. Remains 1407 /1407 variables (removed 0) and now considering 1906/1906 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 3850 ms. Remains : 1407/3317 places, 1906/3817 transitions.
Stuttering acceptance computed with spot in 98 ms :[(AND (NOT p3) (NOT p0)), (AND (NOT p3) (NOT p0))]
Running random walk in product with property : ShieldRVs-PT-100B-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p3) (NOT p0)), acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p3) (NOT p0)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p3:(EQ s177 1), p0:(EQ s67 0)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 76 reset in 760 ms.
Product exploration explored 100000 steps with 75 reset in 931 ms.
Computed a total of 4 stabilizing places and 4 stable transitions
Computed a total of 4 stabilizing places and 4 stable transitions
Detected a total of 4/1407 stabilizing places and 4/1906 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p3) p0), (X (NOT (AND (NOT p3) (NOT p0)))), (X (X (NOT (AND (NOT p3) (NOT p0))))), (F (OR (G p3) (G (NOT p3))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 162 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 78 ms :[(AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3))]
Finished random walk after 2565 steps, including 1 resets, run visited all 1 properties in 26 ms. (steps per millisecond=98 )
Knowledge obtained : [(AND (NOT p3) p0), (X (NOT (AND (NOT p3) (NOT p0)))), (X (X (NOT (AND (NOT p3) (NOT p0))))), (F (OR (G p3) (G (NOT p3))))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p3)))]
Knowledge based reduction with 4 factoid took 119 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 52 ms :[(AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3))]
Stuttering acceptance computed with spot in 53 ms :[(AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3))]
Support contains 2 out of 1407 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 : 1407/1407 places, 1906/1906 transitions.
Applied a total of 0 rules in 71 ms. Remains 1407 /1407 variables (removed 0) and now considering 1906/1906 (removed 0) transitions.
[2023-03-19 16:42:09] [INFO ] Invariant cache hit.
[2023-03-19 16:42:10] [INFO ] Implicit Places using invariants in 640 ms returned []
[2023-03-19 16:42:10] [INFO ] Invariant cache hit.
[2023-03-19 16:42:11] [INFO ] Implicit Places using invariants and state equation in 1356 ms returned []
Implicit Place search using SMT with State Equation took 2023 ms to find 0 implicit places.
[2023-03-19 16:42:12] [INFO ] Redundant transitions in 290 ms returned []
[2023-03-19 16:42:12] [INFO ] Invariant cache hit.
[2023-03-19 16:42:12] [INFO ] Dead Transitions using invariants and state equation in 794 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 3216 ms. Remains : 1407/1407 places, 1906/1906 transitions.
Computed a total of 4 stabilizing places and 4 stable transitions
Computed a total of 4 stabilizing places and 4 stable transitions
Detected a total of 4/1407 stabilizing places and 4/1906 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND p0 (NOT p3)), (X (NOT (AND (NOT p0) (NOT p3)))), (X (X (NOT (AND (NOT p0) (NOT p3))))), (F (OR (G p3) (G (NOT p3))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 88 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 41 ms :[(AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3))]
Finished random walk after 2598 steps, including 1 resets, run visited all 1 properties in 20 ms. (steps per millisecond=129 )
Knowledge obtained : [(AND p0 (NOT p3)), (X (NOT (AND (NOT p0) (NOT p3)))), (X (X (NOT (AND (NOT p0) (NOT p3))))), (F (OR (G p3) (G (NOT p3))))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p3)))]
Knowledge based reduction with 4 factoid took 102 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 51 ms :[(AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3))]
Stuttering acceptance computed with spot in 41 ms :[(AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3))]
Stuttering acceptance computed with spot in 42 ms :[(AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3))]
Product exploration explored 100000 steps with 76 reset in 734 ms.
Product exploration explored 100000 steps with 76 reset in 914 ms.
Support contains 2 out of 1407 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1407/1407 places, 1906/1906 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 4 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 1405 transition count 1904
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 1404 transition count 1903
Applied a total of 3 rules in 136 ms. Remains 1404 /1407 variables (removed 3) and now considering 1903/1906 (removed 3) transitions.
// Phase 1: matrix 1903 rows 1404 cols
[2023-03-19 16:42:15] [INFO ] Computed 401 place invariants in 8 ms
[2023-03-19 16:42:15] [INFO ] Implicit Places using invariants in 626 ms returned []
[2023-03-19 16:42:15] [INFO ] Invariant cache hit.
[2023-03-19 16:42:17] [INFO ] Implicit Places using invariants and state equation in 1330 ms returned []
Implicit Place search using SMT with State Equation took 1986 ms to find 0 implicit places.
[2023-03-19 16:42:17] [INFO ] Redundant transitions in 322 ms returned []
[2023-03-19 16:42:17] [INFO ] Invariant cache hit.
[2023-03-19 16:42:18] [INFO ] Dead Transitions using invariants and state equation in 846 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 1404/1407 places, 1903/1906 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 3321 ms. Remains : 1404/1407 places, 1903/1906 transitions.
Treatment of property ShieldRVs-PT-100B-LTLFireability-13 finished in 14892 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&&F(p1)))||X(F(p2))))'
Support contains 2 out of 3317 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3317/3317 places, 3817/3817 transitions.
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 14 place count 3303 transition count 3803
Iterating global reduction 0 with 14 rules applied. Total rules applied 28 place count 3303 transition count 3803
Applied a total of 28 rules in 311 ms. Remains 3303 /3317 variables (removed 14) and now considering 3803/3817 (removed 14) transitions.
// Phase 1: matrix 3803 rows 3303 cols
[2023-03-19 16:42:18] [INFO ] Computed 401 place invariants in 21 ms
[2023-03-19 16:42:19] [INFO ] Implicit Places using invariants in 902 ms returned []
[2023-03-19 16:42:19] [INFO ] Invariant cache hit.
[2023-03-19 16:42:23] [INFO ] Implicit Places using invariants and state equation in 3890 ms returned []
Implicit Place search using SMT with State Equation took 4819 ms to find 0 implicit places.
[2023-03-19 16:42:23] [INFO ] Invariant cache hit.
[2023-03-19 16:42:25] [INFO ] Dead Transitions using invariants and state equation in 2390 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 3303/3317 places, 3803/3817 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 7522 ms. Remains : 3303/3317 places, 3803/3817 transitions.
Stuttering acceptance computed with spot in 112 ms :[(OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p1) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2)))]
Running random walk in product with property : ShieldRVs-PT-100B-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=(AND p0 (NOT p1)), acceptance={} source=0 dest: 1}, { cond=(NOT p0), acceptance={} source=0 dest: 2}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={0} source=1 dest: 1}], [{ cond=(AND p0 (NOT p1) (NOT p2)), acceptance={0} source=2 dest: 1}, { cond=(AND (NOT p0) (NOT p2)), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(EQ s2883 1), p1:(EQ s2883 0), p2:(EQ s2964 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]]
Stuttering criterion allowed to conclude after 49636 steps with 58 reset in 239 ms.
FORMULA ShieldRVs-PT-100B-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVs-PT-100B-LTLFireability-14 finished in 7901 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((F(p0)&&(p1||F(p2))))))'
Support contains 5 out of 3317 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3317/3317 places, 3817/3817 transitions.
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 13 place count 3304 transition count 3804
Iterating global reduction 0 with 13 rules applied. Total rules applied 26 place count 3304 transition count 3804
Applied a total of 26 rules in 295 ms. Remains 3304 /3317 variables (removed 13) and now considering 3804/3817 (removed 13) transitions.
// Phase 1: matrix 3804 rows 3304 cols
[2023-03-19 16:42:26] [INFO ] Computed 401 place invariants in 26 ms
[2023-03-19 16:42:27] [INFO ] Implicit Places using invariants in 914 ms returned []
[2023-03-19 16:42:27] [INFO ] Invariant cache hit.
[2023-03-19 16:42:31] [INFO ] Implicit Places using invariants and state equation in 4198 ms returned []
Implicit Place search using SMT with State Equation took 5139 ms to find 0 implicit places.
[2023-03-19 16:42:31] [INFO ] Invariant cache hit.
[2023-03-19 16:42:34] [INFO ] Dead Transitions using invariants and state equation in 2384 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 3304/3317 places, 3804/3817 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 7819 ms. Remains : 3304/3317 places, 3804/3817 transitions.
Stuttering acceptance computed with spot in 148 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p2) (NOT p0)), (NOT p0), (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
Running random walk in product with property : ShieldRVs-PT-100B-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 4}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p0) p1 (NOT p2)), acceptance={0} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p2)), acceptance={0} source=2 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=3 dest: 3}], [{ cond=(AND p0 (NOT p1) (NOT p2)), acceptance={0} source=4 dest: 1}, { cond=(OR (AND (NOT p0) p1) (AND (NOT p0) p2)), acceptance={0} source=4 dest: 3}, { cond=(AND (NOT p0) (NOT p1) (NOT p2)), acceptance={0} source=4 dest: 4}]], initial=0, aps=[p1:(AND (EQ s1778 1) (EQ s1781 1) (EQ s1788 1)), p2:(EQ s1619 1), p0:(EQ s2776 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, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 75 reset in 553 ms.
Product exploration explored 100000 steps with 75 reset in 618 ms.
Computed a total of 801 stabilizing places and 801 stable transitions
Computed a total of 801 stabilizing places and 801 stable transitions
Detected a total of 801/3304 stabilizing places and 801/3804 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p0)), (X (NOT (OR (AND (NOT p0) p1) (AND (NOT p0) p2)))), (X (NOT (AND p0 (NOT p1) (NOT p2)))), (X (AND (NOT p0) (NOT p1) (NOT p2))), (X (X (NOT (OR (AND (NOT p0) p1) (AND (NOT p0) p2))))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X (AND (NOT p0) (NOT p1) (NOT p2)))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : []
Knowledge based reduction with 11 factoid took 336 ms. Reduced automaton from 5 states, 8 edges and 3 AP (stutter sensitive) to 5 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 138 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 112 ms. (steps per millisecond=89 ) properties (out of 7) seen :6
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-19 16:42:36] [INFO ] Invariant cache hit.
[2023-03-19 16:42:36] [INFO ] [Real]Absence check using 401 positive place invariants in 161 ms returned sat
[2023-03-19 16:42:36] [INFO ] After 548ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-19 16:42:37] [INFO ] [Nat]Absence check using 401 positive place invariants in 172 ms returned sat
[2023-03-19 16:42:39] [INFO ] After 1906ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-19 16:42:40] [INFO ] Deduced a trap composed of 14 places in 1111 ms of which 2 ms to minimize.
[2023-03-19 16:42:41] [INFO ] Deduced a trap composed of 34 places in 964 ms of which 2 ms to minimize.
[2023-03-19 16:42:42] [INFO ] Deduced a trap composed of 16 places in 915 ms of which 1 ms to minimize.
[2023-03-19 16:42:43] [INFO ] Deduced a trap composed of 47 places in 1039 ms of which 2 ms to minimize.
[2023-03-19 16:42:45] [INFO ] Deduced a trap composed of 42 places in 1028 ms of which 2 ms to minimize.
[2023-03-19 16:42:46] [INFO ] Deduced a trap composed of 26 places in 997 ms of which 2 ms to minimize.
[2023-03-19 16:42:47] [INFO ] Deduced a trap composed of 18 places in 1050 ms of which 2 ms to minimize.
[2023-03-19 16:42:48] [INFO ] Deduced a trap composed of 33 places in 998 ms of which 2 ms to minimize.
[2023-03-19 16:42:49] [INFO ] Deduced a trap composed of 29 places in 1172 ms of which 2 ms to minimize.
[2023-03-19 16:42:51] [INFO ] Deduced a trap composed of 26 places in 908 ms of which 1 ms to minimize.
[2023-03-19 16:42:52] [INFO ] Deduced a trap composed of 18 places in 943 ms of which 2 ms to minimize.
[2023-03-19 16:42:53] [INFO ] Deduced a trap composed of 31 places in 1017 ms of which 2 ms to minimize.
[2023-03-19 16:42:54] [INFO ] Deduced a trap composed of 29 places in 877 ms of which 1 ms to minimize.
[2023-03-19 16:42:55] [INFO ] Deduced a trap composed of 23 places in 842 ms of which 2 ms to minimize.
[2023-03-19 16:42:56] [INFO ] Deduced a trap composed of 40 places in 846 ms of which 2 ms to minimize.
[2023-03-19 16:42:57] [INFO ] Deduced a trap composed of 27 places in 818 ms of which 1 ms to minimize.
[2023-03-19 16:42:58] [INFO ] Deduced a trap composed of 31 places in 946 ms of which 2 ms to minimize.
[2023-03-19 16:42:59] [INFO ] Deduced a trap composed of 67 places in 962 ms of which 1 ms to minimize.
[2023-03-19 16:43:00] [INFO ] Deduced a trap composed of 45 places in 934 ms of which 2 ms to minimize.
[2023-03-19 16:43:01] [INFO ] Deduced a trap composed of 40 places in 1004 ms of which 1 ms to minimize.
[2023-03-19 16:43:02] [INFO ] Deduced a trap composed of 39 places in 942 ms of which 1 ms to minimize.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineResultsWithTraps(DeadlockTester.java:736)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:656)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-19 16:43:02] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-19 16:43:02] [INFO ] After 25884ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:1
Parikh walk visited 0 properties in 45 ms.
Support contains 5 out of 3304 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3304/3304 places, 3804/3804 transitions.
Drop transitions removed 400 transitions
Trivial Post-agglo rules discarded 400 transitions
Performed 400 trivial Post agglomeration. Transition count delta: 400
Iterating post reduction 0 with 400 rules applied. Total rules applied 400 place count 3304 transition count 3404
Reduce places removed 400 places and 0 transitions.
Iterating post reduction 1 with 400 rules applied. Total rules applied 800 place count 2904 transition count 3404
Performed 499 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 499 Pre rules applied. Total rules applied 800 place count 2904 transition count 2905
Deduced a syphon composed of 499 places in 9 ms
Reduce places removed 499 places and 0 transitions.
Iterating global reduction 2 with 998 rules applied. Total rules applied 1798 place count 2405 transition count 2905
Performed 999 Post agglomeration using F-continuation condition.Transition count delta: 999
Deduced a syphon composed of 999 places in 5 ms
Reduce places removed 999 places and 0 transitions.
Iterating global reduction 2 with 1998 rules applied. Total rules applied 3796 place count 1406 transition count 1906
Renaming transitions due to excessive name length > 1024 char.
Partial Free-agglomeration rule applied 202 times.
Drop transitions removed 202 transitions
Iterating global reduction 2 with 202 rules applied. Total rules applied 3998 place count 1406 transition count 1906
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 3999 place count 1405 transition count 1905
Applied a total of 3999 rules in 632 ms. Remains 1405 /3304 variables (removed 1899) and now considering 1905/3804 (removed 1899) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 632 ms. Remains : 1405/3304 places, 1905/3804 transitions.
Finished random walk after 529 steps, including 0 resets, run visited all 1 properties in 5 ms. (steps per millisecond=105 )
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p0)), (X (NOT (OR (AND (NOT p0) p1) (AND (NOT p0) p2)))), (X (NOT (AND p0 (NOT p1) (NOT p2)))), (X (AND (NOT p0) (NOT p1) (NOT p2))), (X (X (NOT (OR (AND (NOT p0) p1) (AND (NOT p0) p2))))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X (AND (NOT p0) (NOT p1) (NOT p2)))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(F (OR (AND (NOT p0) p2) (AND (NOT p0) p1))), (F (NOT (AND (NOT p2) (NOT p1)))), (F (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (F (AND p0 (NOT p2) (NOT p1))), (F p0), (F (AND (NOT p0) (NOT p2) p1)), (F (NOT (AND (NOT p0) (NOT p2))))]
Knowledge based reduction with 11 factoid took 418 ms. Reduced automaton from 5 states, 8 edges and 3 AP (stutter sensitive) to 5 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 131 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
Stuttering acceptance computed with spot in 117 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
[2023-03-19 16:43:04] [INFO ] Invariant cache hit.
[2023-03-19 16:43:06] [INFO ] [Real]Absence check using 401 positive place invariants in 828 ms returned sat
[2023-03-19 16:43:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 16:43:19] [INFO ] [Real]Absence check using state equation in 12396 ms returned unknown
Could not prove EG (NOT p0)
[2023-03-19 16:43:19] [INFO ] Invariant cache hit.
[2023-03-19 16:43:21] [INFO ] [Real]Absence check using 401 positive place invariants in 770 ms returned sat
[2023-03-19 16:43:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 16:43:34] [INFO ] [Real]Absence check using state equation in 12235 ms returned unknown
Could not prove EG (AND (NOT p1) (NOT p2))
Support contains 5 out of 3304 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3304/3304 places, 3804/3804 transitions.
Applied a total of 0 rules in 235 ms. Remains 3304 /3304 variables (removed 0) and now considering 3804/3804 (removed 0) transitions.
[2023-03-19 16:43:34] [INFO ] Invariant cache hit.
[2023-03-19 16:43:35] [INFO ] Implicit Places using invariants in 875 ms returned []
[2023-03-19 16:43:35] [INFO ] Invariant cache hit.
[2023-03-19 16:43:39] [INFO ] Implicit Places using invariants and state equation in 4126 ms returned []
Implicit Place search using SMT with State Equation took 5016 ms to find 0 implicit places.
[2023-03-19 16:43:39] [INFO ] Invariant cache hit.
[2023-03-19 16:43:41] [INFO ] Dead Transitions using invariants and state equation in 2487 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 7739 ms. Remains : 3304/3304 places, 3804/3804 transitions.
Computed a total of 801 stabilizing places and 801 stable transitions
Computed a total of 801 stabilizing places and 801 stable transitions
Detected a total of 801/3304 stabilizing places and 801/3804 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (NOT (OR (AND (NOT p0) p2) (AND (NOT p0) p1)))), (X (NOT (AND p0 (NOT p2) (NOT p1)))), (X (AND (NOT p0) (NOT p2) (NOT p1))), (X (X (NOT (OR (AND (NOT p0) p2) (AND (NOT p0) p1))))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X (NOT p0))), (X (X (AND (NOT p0) (NOT p2) (NOT p1)))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : []
Knowledge based reduction with 11 factoid took 348 ms. Reduced automaton from 5 states, 8 edges and 3 AP (stutter sensitive) to 5 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 116 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
Finished random walk after 2572 steps, including 0 resets, run visited all 7 properties in 43 ms. (steps per millisecond=59 )
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (NOT (OR (AND (NOT p0) p2) (AND (NOT p0) p1)))), (X (NOT (AND p0 (NOT p2) (NOT p1)))), (X (AND (NOT p0) (NOT p2) (NOT p1))), (X (X (NOT (OR (AND (NOT p0) p2) (AND (NOT p0) p1))))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X (NOT p0))), (X (X (AND (NOT p0) (NOT p2) (NOT p1)))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(F (OR (AND (NOT p0) p2) (AND (NOT p0) p1))), (F (NOT (AND (NOT p2) (NOT p1)))), (F (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (F (AND p0 (NOT p2) (NOT p1))), (F p0), (F (AND (NOT p0) (NOT p2) p1)), (F (NOT (AND (NOT p0) (NOT p2))))]
Knowledge based reduction with 11 factoid took 350 ms. Reduced automaton from 5 states, 8 edges and 3 AP (stutter sensitive) to 5 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 194 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
Stuttering acceptance computed with spot in 143 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
[2023-03-19 16:43:43] [INFO ] Invariant cache hit.
[2023-03-19 16:43:45] [INFO ] [Real]Absence check using 401 positive place invariants in 711 ms returned sat
[2023-03-19 16:43:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 16:43:58] [INFO ] [Real]Absence check using state equation in 12423 ms returned unknown
Could not prove EG (NOT p0)
[2023-03-19 16:43:58] [INFO ] Invariant cache hit.
[2023-03-19 16:44:00] [INFO ] [Real]Absence check using 401 positive place invariants in 696 ms returned sat
[2023-03-19 16:44:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 16:44:13] [INFO ] [Real]Absence check using state equation in 12537 ms returned unknown
Could not prove EG (AND (NOT p1) (NOT p2))
Stuttering acceptance computed with spot in 212 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
Product exploration explored 100000 steps with 74 reset in 607 ms.
Product exploration explored 100000 steps with 75 reset in 719 ms.
Applying partial POR strategy [false, true, true, true, true]
Stuttering acceptance computed with spot in 169 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
Support contains 5 out of 3304 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 3304/3304 places, 3804/3804 transitions.
Performed 399 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 399 rules applied. Total rules applied 399 place count 3304 transition count 3804
Performed 201 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 201 Pre rules applied. Total rules applied 399 place count 3304 transition count 3903
Deduced a syphon composed of 600 places in 12 ms
Iterating global reduction 1 with 201 rules applied. Total rules applied 600 place count 3304 transition count 3903
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 601 place count 3303 transition count 3902
Deduced a syphon composed of 599 places in 11 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 602 place count 3303 transition count 3902
Performed 1298 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1897 places in 8 ms
Iterating global reduction 1 with 1298 rules applied. Total rules applied 1900 place count 3303 transition count 3902
Renaming transitions due to excessive name length > 1024 char.
Discarding 698 places :
Symmetric choice reduction at 1 with 698 rule applications. Total rules 2598 place count 2605 transition count 3204
Deduced a syphon composed of 1199 places in 7 ms
Iterating global reduction 1 with 698 rules applied. Total rules applied 3296 place count 2605 transition count 3204
Deduced a syphon composed of 1199 places in 7 ms
Applied a total of 3296 rules in 1810 ms. Remains 2605 /3304 variables (removed 699) and now considering 3204/3804 (removed 600) transitions.
[2023-03-19 16:44:17] [INFO ] Redundant transitions in 452 ms returned [3203]
Found 1 redundant transitions using SMT.
Drop transitions removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
// Phase 1: matrix 3203 rows 2605 cols
[2023-03-19 16:44:17] [INFO ] Computed 401 place invariants in 64 ms
[2023-03-19 16:44:19] [INFO ] Dead Transitions using invariants and state equation in 2192 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 2605/3304 places, 3203/3804 transitions.
Deduced a syphon composed of 1199 places in 9 ms
Applied a total of 0 rules in 127 ms. Remains 2605 /2605 variables (removed 0) and now considering 3203/3203 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 4602 ms. Remains : 2605/3304 places, 3203/3804 transitions.
Support contains 5 out of 3304 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3304/3304 places, 3804/3804 transitions.
Applied a total of 0 rules in 169 ms. Remains 3304 /3304 variables (removed 0) and now considering 3804/3804 (removed 0) transitions.
// Phase 1: matrix 3804 rows 3304 cols
[2023-03-19 16:44:19] [INFO ] Computed 401 place invariants in 22 ms
[2023-03-19 16:44:20] [INFO ] Implicit Places using invariants in 1001 ms returned []
[2023-03-19 16:44:20] [INFO ] Invariant cache hit.
[2023-03-19 16:44:24] [INFO ] Implicit Places using invariants and state equation in 3911 ms returned []
Implicit Place search using SMT with State Equation took 4913 ms to find 0 implicit places.
[2023-03-19 16:44:24] [INFO ] Invariant cache hit.
[2023-03-19 16:44:27] [INFO ] Dead Transitions using invariants and state equation in 2502 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 7587 ms. Remains : 3304/3304 places, 3804/3804 transitions.
Treatment of property ShieldRVs-PT-100B-LTLFireability-15 finished in 121021 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((X(p0)&&(p1 U G(p2)))))'
Found a Shortening insensitive property : ShieldRVs-PT-100B-LTLFireability-00
Stuttering acceptance computed with spot in 143 ms :[(OR (NOT p2) (NOT p0)), (NOT p0), (NOT p2), (NOT p2), (AND (NOT p2) p1 (NOT p0))]
Support contains 8 out of 3317 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 3317/3317 places, 3817/3817 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 398 transitions
Trivial Post-agglo rules discarded 398 transitions
Performed 398 trivial Post agglomeration. Transition count delta: 398
Iterating post reduction 0 with 398 rules applied. Total rules applied 398 place count 3316 transition count 3418
Reduce places removed 398 places and 0 transitions.
Iterating post reduction 1 with 398 rules applied. Total rules applied 796 place count 2918 transition count 3418
Performed 499 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 499 Pre rules applied. Total rules applied 796 place count 2918 transition count 2919
Deduced a syphon composed of 499 places in 7 ms
Reduce places removed 499 places and 0 transitions.
Iterating global reduction 2 with 998 rules applied. Total rules applied 1794 place count 2419 transition count 2919
Discarding 14 places :
Symmetric choice reduction at 2 with 14 rule applications. Total rules 1808 place count 2405 transition count 2905
Iterating global reduction 2 with 14 rules applied. Total rules applied 1822 place count 2405 transition count 2905
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 1822 place count 2405 transition count 2901
Deduced a syphon composed of 4 places in 7 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 1830 place count 2401 transition count 2901
Performed 990 Post agglomeration using F-continuation condition.Transition count delta: 990
Deduced a syphon composed of 990 places in 5 ms
Reduce places removed 990 places and 0 transitions.
Iterating global reduction 2 with 1980 rules applied. Total rules applied 3810 place count 1411 transition count 1911
Renaming transitions due to excessive name length > 1024 char.
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 3812 place count 1409 transition count 1909
Applied a total of 3812 rules in 653 ms. Remains 1409 /3317 variables (removed 1908) and now considering 1909/3817 (removed 1908) transitions.
// Phase 1: matrix 1909 rows 1409 cols
[2023-03-19 16:44:28] [INFO ] Computed 401 place invariants in 3 ms
[2023-03-19 16:44:28] [INFO ] Implicit Places using invariants in 659 ms returned []
[2023-03-19 16:44:28] [INFO ] Invariant cache hit.
[2023-03-19 16:44:30] [INFO ] Implicit Places using invariants and state equation in 1304 ms returned []
Implicit Place search using SMT with State Equation took 1991 ms to find 0 implicit places.
[2023-03-19 16:44:30] [INFO ] Invariant cache hit.
[2023-03-19 16:44:31] [INFO ] Dead Transitions using invariants and state equation in 794 ms found 0 transitions.
Starting structural reductions in LI_LTL mode, iteration 1 : 1409/3317 places, 1909/3817 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 3452 ms. Remains : 1409/3317 places, 1909/3817 transitions.
Running random walk in product with property : ShieldRVs-PT-100B-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p2) (NOT p1)), acceptance={0} source=0 dest: 0}, { cond=(OR p2 p1), acceptance={0} source=0 dest: 1}, { cond=(AND p2 p1), acceptance={} source=0 dest: 2}, { cond=(AND (NOT p2) p1), acceptance={0} source=0 dest: 2}, { cond=(AND p2 (NOT p1)), acceptance={} source=0 dest: 3}], [{ cond=(AND (NOT p2) (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 0}, { cond=(OR (AND p2 (NOT p0)) (AND p1 (NOT p0))), acceptance={0} source=1 dest: 1}, { cond=(AND p2 p1 (NOT p0)), acceptance={} source=1 dest: 2}, { cond=(AND (NOT p2) p1 (NOT p0)), acceptance={0} source=1 dest: 2}, { cond=(AND p2 (NOT p1) (NOT p0)), acceptance={} source=1 dest: 3}], [{ cond=(AND (NOT p2) (NOT p1)), acceptance={0} source=2 dest: 0}, { cond=(AND p2 p1), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p2) p1), acceptance={0} source=2 dest: 2}, { cond=(AND p2 (NOT p1)), acceptance={} source=2 dest: 3}], [{ cond=(AND (NOT p2) (NOT p1)), acceptance={0} source=3 dest: 0}, { cond=(AND (NOT p2) p1), acceptance={0} source=3 dest: 1}, { cond=(AND p2 p1), acceptance={} source=3 dest: 2}, { cond=(AND (NOT p2) p1), acceptance={0} source=3 dest: 2}, { cond=(AND p2 (NOT p1)), acceptance={} source=3 dest: 3}, { cond=(AND p2 p1), acceptance={} source=3 dest: 4}], [{ cond=(AND (NOT p2) p1 (NOT p0)), acceptance={0} source=4 dest: 1}, { cond=(AND p2 p1 (NOT p0)), acceptance={} source=4 dest: 4}]], initial=0, aps=[p2:(NEQ s730 1), p1:(EQ s744 1), p0:(OR (EQ s1086 0) (EQ s1104 0) (EQ s1115 0) (EQ s572 0) (EQ s575 0) (EQ s584 0))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, cl-invariant], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 521 reset in 846 ms.
Product exploration explored 100000 steps with 457 reset in 1043 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 p2 (NOT p1) p0), (X (NOT (AND (NOT p2) (NOT p1) (NOT p0)))), (X (NOT (AND p2 (NOT p1) (NOT p0)))), (X (OR p2 p1)), (X (NOT (AND (NOT p2) p1 (NOT p0)))), (X (NOT (AND (NOT p2) (NOT p1)))), (X (NOT (AND p2 p1 (NOT p0)))), (X (NOT (OR (AND p2 (NOT p0)) (AND p1 (NOT p0))))), (X (NOT (AND (NOT p2) p1))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p0))))), (X (X (NOT (AND p2 (NOT p1) (NOT p0))))), (X (X (OR p2 p1))), (X (X (NOT (AND (NOT p2) p1 (NOT p0))))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT (AND p2 p1 (NOT p0))))), (X (X (NOT (OR (AND p2 (NOT p0)) (AND p1 (NOT p0)))))), (X (X (NOT (AND (NOT p2) p1))))]
False Knowledge obtained : [(X (AND p2 p1)), (X (NOT (AND p2 p1))), (X (AND p2 (NOT p1))), (X (NOT (AND p2 (NOT p1)))), (X (X (AND p2 p1))), (X (X (NOT (AND p2 p1)))), (X (X (AND p2 (NOT p1)))), (X (X (NOT (AND p2 (NOT p1)))))]
Knowledge based reduction with 17 factoid took 748 ms. Reduced automaton from 5 states, 22 edges and 3 AP (stutter sensitive) to 5 states, 22 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 158 ms :[(OR (NOT p2) (NOT p0)), (NOT p0), (NOT p2), (NOT p2), (AND p1 (NOT p2) (NOT p0))]
Incomplete random walk after 10000 steps, including 7 resets, run finished after 457 ms. (steps per millisecond=21 ) properties (out of 10) seen :4
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 96 ms. (steps per millisecond=104 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 105 ms. (steps per millisecond=95 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 113 ms. (steps per millisecond=88 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 69 ms. (steps per millisecond=144 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 68 ms. (steps per millisecond=147 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 69 ms. (steps per millisecond=144 ) properties (out of 6) seen :0
Running SMT prover for 6 properties.
[2023-03-19 16:44:34] [INFO ] Invariant cache hit.
[2023-03-19 16:44:35] [INFO ] [Real]Absence check using 401 positive place invariants in 53 ms returned sat
[2023-03-19 16:44:35] [INFO ] After 303ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:6
[2023-03-19 16:44:35] [INFO ] [Nat]Absence check using 401 positive place invariants in 52 ms returned sat
[2023-03-19 16:44:36] [INFO ] After 873ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :6
[2023-03-19 16:44:36] [INFO ] Deduced a trap composed of 11 places in 102 ms of which 0 ms to minimize.
[2023-03-19 16:44:36] [INFO ] Deduced a trap composed of 6 places in 99 ms of which 1 ms to minimize.
[2023-03-19 16:44:36] [INFO ] Deduced a trap composed of 10 places in 80 ms of which 2 ms to minimize.
[2023-03-19 16:44:36] [INFO ] Deduced a trap composed of 15 places in 87 ms of which 1 ms to minimize.
[2023-03-19 16:44:37] [INFO ] Deduced a trap composed of 11 places in 66 ms of which 0 ms to minimize.
[2023-03-19 16:44:37] [INFO ] Deduced a trap composed of 11 places in 48 ms of which 1 ms to minimize.
[2023-03-19 16:44:37] [INFO ] Deduced a trap composed of 15 places in 99 ms of which 0 ms to minimize.
[2023-03-19 16:44:37] [INFO ] Deduced a trap composed of 6 places in 58 ms of which 0 ms to minimize.
[2023-03-19 16:44:37] [INFO ] Deduced a trap composed of 12 places in 75 ms of which 0 ms to minimize.
[2023-03-19 16:44:37] [INFO ] Trap strengthening (SAT) tested/added 10/9 trap constraints in 1280 ms
[2023-03-19 16:44:37] [INFO ] Deduced a trap composed of 9 places in 65 ms of which 1 ms to minimize.
[2023-03-19 16:44:37] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 203 ms
[2023-03-19 16:44:38] [INFO ] Deduced a trap composed of 14 places in 105 ms of which 0 ms to minimize.
[2023-03-19 16:44:38] [INFO ] Deduced a trap composed of 15 places in 75 ms of which 0 ms to minimize.
[2023-03-19 16:44:38] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 358 ms
[2023-03-19 16:44:38] [INFO ] After 3126ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :6
Attempting to minimize the solution found.
Minimization took 515 ms.
[2023-03-19 16:44:39] [INFO ] After 3969ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :6
Parikh walk visited 0 properties in 347 ms.
Support contains 8 out of 1409 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1409/1409 places, 1909/1909 transitions.
Partial Free-agglomeration rule applied 201 times.
Drop transitions removed 201 transitions
Iterating global reduction 0 with 201 rules applied. Total rules applied 201 place count 1409 transition count 1909
Applied a total of 201 rules in 185 ms. Remains 1409 /1409 variables (removed 0) and now considering 1909/1909 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 185 ms. Remains : 1409/1409 places, 1909/1909 transitions.
Incomplete random walk after 10000 steps, including 8 resets, run finished after 327 ms. (steps per millisecond=30 ) properties (out of 6) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 98 ms. (steps per millisecond=102 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 101 ms. (steps per millisecond=99 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 94 ms. (steps per millisecond=106 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 92 ms. (steps per millisecond=108 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 76 ms. (steps per millisecond=131 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
// Phase 1: matrix 1909 rows 1409 cols
[2023-03-19 16:44:40] [INFO ] Computed 401 place invariants in 5 ms
[2023-03-19 16:44:40] [INFO ] After 225ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-19 16:44:40] [INFO ] [Nat]Absence check using 401 positive place invariants in 56 ms returned sat
[2023-03-19 16:44:41] [INFO ] After 866ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-19 16:44:42] [INFO ] Deduced a trap composed of 6 places in 125 ms of which 1 ms to minimize.
[2023-03-19 16:44:42] [INFO ] Deduced a trap composed of 11 places in 85 ms of which 0 ms to minimize.
[2023-03-19 16:44:42] [INFO ] Deduced a trap composed of 6 places in 84 ms of which 1 ms to minimize.
[2023-03-19 16:44:42] [INFO ] Deduced a trap composed of 15 places in 110 ms of which 0 ms to minimize.
[2023-03-19 16:44:42] [INFO ] Deduced a trap composed of 14 places in 119 ms of which 1 ms to minimize.
[2023-03-19 16:44:42] [INFO ] Deduced a trap composed of 11 places in 93 ms of which 0 ms to minimize.
[2023-03-19 16:44:43] [INFO ] Deduced a trap composed of 10 places in 99 ms of which 0 ms to minimize.
[2023-03-19 16:44:43] [INFO ] Deduced a trap composed of 10 places in 104 ms of which 0 ms to minimize.
[2023-03-19 16:44:43] [INFO ] Deduced a trap composed of 15 places in 118 ms of which 0 ms to minimize.
[2023-03-19 16:44:43] [INFO ] Deduced a trap composed of 15 places in 127 ms of which 0 ms to minimize.
[2023-03-19 16:44:43] [INFO ] Deduced a trap composed of 11 places in 100 ms of which 0 ms to minimize.
[2023-03-19 16:44:43] [INFO ] Deduced a trap composed of 15 places in 75 ms of which 1 ms to minimize.
[2023-03-19 16:44:43] [INFO ] Trap strengthening (SAT) tested/added 13/12 trap constraints in 2066 ms
[2023-03-19 16:44:44] [INFO ] Deduced a trap composed of 11 places in 137 ms of which 0 ms to minimize.
[2023-03-19 16:44:44] [INFO ] Deduced a trap composed of 15 places in 101 ms of which 0 ms to minimize.
[2023-03-19 16:44:44] [INFO ] Deduced a trap composed of 11 places in 108 ms of which 1 ms to minimize.
[2023-03-19 16:44:44] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 582 ms
[2023-03-19 16:44:44] [INFO ] Deduced a trap composed of 15 places in 128 ms of which 0 ms to minimize.
[2023-03-19 16:44:45] [INFO ] Deduced a trap composed of 15 places in 90 ms of which 1 ms to minimize.
[2023-03-19 16:44:45] [INFO ] Deduced a trap composed of 11 places in 79 ms of which 0 ms to minimize.
[2023-03-19 16:44:45] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 529 ms
[2023-03-19 16:44:45] [INFO ] After 4399ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 290 ms.
[2023-03-19 16:44:45] [INFO ] After 5038ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Parikh walk visited 0 properties in 208 ms.
Support contains 8 out of 1409 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1409/1409 places, 1909/1909 transitions.
Applied a total of 0 rules in 86 ms. Remains 1409 /1409 variables (removed 0) and now considering 1909/1909 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 86 ms. Remains : 1409/1409 places, 1909/1909 transitions.
Incomplete random walk after 10000 steps, including 8 resets, run finished after 354 ms. (steps per millisecond=28 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 87 ms. (steps per millisecond=114 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 91 ms. (steps per millisecond=109 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 88 ms. (steps per millisecond=113 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 93 ms. (steps per millisecond=107 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 87 ms. (steps per millisecond=114 ) properties (out of 5) seen :0
Interrupted probabilistic random walk after 116451 steps, run timeout after 3001 ms. (steps per millisecond=38 ) properties seen :{}
Probabilistic random walk after 116451 steps, saw 113652 distinct states, run finished after 3002 ms. (steps per millisecond=38 ) properties seen :0
Running SMT prover for 5 properties.
[2023-03-19 16:44:49] [INFO ] Invariant cache hit.
[2023-03-19 16:44:50] [INFO ] After 228ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-19 16:44:50] [INFO ] [Nat]Absence check using 401 positive place invariants in 51 ms returned sat
[2023-03-19 16:44:51] [INFO ] After 731ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-19 16:44:51] [INFO ] Deduced a trap composed of 14 places in 135 ms of which 0 ms to minimize.
[2023-03-19 16:44:51] [INFO ] Deduced a trap composed of 6 places in 128 ms of which 1 ms to minimize.
[2023-03-19 16:44:51] [INFO ] Deduced a trap composed of 11 places in 90 ms of which 0 ms to minimize.
[2023-03-19 16:44:51] [INFO ] Deduced a trap composed of 6 places in 90 ms of which 0 ms to minimize.
[2023-03-19 16:44:51] [INFO ] Deduced a trap composed of 11 places in 50 ms of which 0 ms to minimize.
[2023-03-19 16:44:51] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 816 ms
[2023-03-19 16:44:52] [INFO ] Deduced a trap composed of 6 places in 76 ms of which 0 ms to minimize.
[2023-03-19 16:44:52] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 251 ms
[2023-03-19 16:44:52] [INFO ] Deduced a trap composed of 6 places in 81 ms of which 1 ms to minimize.
[2023-03-19 16:44:52] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 255 ms
[2023-03-19 16:44:52] [INFO ] Deduced a trap composed of 11 places in 73 ms of which 1 ms to minimize.
[2023-03-19 16:44:52] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 226 ms
[2023-03-19 16:44:53] [INFO ] After 2622ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 335 ms.
[2023-03-19 16:44:53] [INFO ] After 3306ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Parikh walk visited 0 properties in 193 ms.
Support contains 8 out of 1409 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1409/1409 places, 1909/1909 transitions.
Applied a total of 0 rules in 77 ms. Remains 1409 /1409 variables (removed 0) and now considering 1909/1909 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 78 ms. Remains : 1409/1409 places, 1909/1909 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1409/1409 places, 1909/1909 transitions.
Applied a total of 0 rules in 77 ms. Remains 1409 /1409 variables (removed 0) and now considering 1909/1909 (removed 0) transitions.
[2023-03-19 16:44:53] [INFO ] Invariant cache hit.
[2023-03-19 16:44:54] [INFO ] Implicit Places using invariants in 754 ms returned []
[2023-03-19 16:44:54] [INFO ] Invariant cache hit.
[2023-03-19 16:44:55] [INFO ] Implicit Places using invariants and state equation in 1523 ms returned []
Implicit Place search using SMT with State Equation took 2278 ms to find 0 implicit places.
[2023-03-19 16:44:56] [INFO ] Redundant transitions in 112 ms returned []
[2023-03-19 16:44:56] [INFO ] Invariant cache hit.
[2023-03-19 16:44:56] [INFO ] Dead Transitions using invariants and state equation in 830 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3315 ms. Remains : 1409/1409 places, 1909/1909 transitions.
Applied a total of 0 rules in 64 ms. Remains 1409 /1409 variables (removed 0) and now considering 1909/1909 (removed 0) transitions.
Running SMT prover for 5 properties.
[2023-03-19 16:44:57] [INFO ] Invariant cache hit.
[2023-03-19 16:44:57] [INFO ] After 258ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-19 16:44:57] [INFO ] [Nat]Absence check using 401 positive place invariants in 58 ms returned sat
[2023-03-19 16:44:58] [INFO ] After 819ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-19 16:44:58] [INFO ] Deduced a trap composed of 14 places in 133 ms of which 0 ms to minimize.
[2023-03-19 16:44:58] [INFO ] Deduced a trap composed of 6 places in 108 ms of which 1 ms to minimize.
[2023-03-19 16:44:58] [INFO ] Deduced a trap composed of 11 places in 85 ms of which 0 ms to minimize.
[2023-03-19 16:44:59] [INFO ] Deduced a trap composed of 6 places in 86 ms of which 0 ms to minimize.
[2023-03-19 16:44:59] [INFO ] Deduced a trap composed of 11 places in 57 ms of which 0 ms to minimize.
[2023-03-19 16:44:59] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 843 ms
[2023-03-19 16:44:59] [INFO ] Deduced a trap composed of 6 places in 52 ms of which 0 ms to minimize.
[2023-03-19 16:44:59] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 171 ms
[2023-03-19 16:44:59] [INFO ] Deduced a trap composed of 6 places in 68 ms of which 0 ms to minimize.
[2023-03-19 16:44:59] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 186 ms
[2023-03-19 16:45:00] [INFO ] Deduced a trap composed of 11 places in 53 ms of which 1 ms to minimize.
[2023-03-19 16:45:00] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 184 ms
[2023-03-19 16:45:00] [INFO ] After 2497ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 272 ms.
[2023-03-19 16:45:00] [INFO ] After 3126ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Knowledge obtained : [(AND p2 (NOT p1) p0), (X (NOT (AND (NOT p2) (NOT p1) (NOT p0)))), (X (NOT (AND p2 (NOT p1) (NOT p0)))), (X (OR p2 p1)), (X (NOT (AND (NOT p2) p1 (NOT p0)))), (X (NOT (AND (NOT p2) (NOT p1)))), (X (NOT (AND p2 p1 (NOT p0)))), (X (NOT (OR (AND p2 (NOT p0)) (AND p1 (NOT p0))))), (X (NOT (AND (NOT p2) p1))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p0))))), (X (X (NOT (AND p2 (NOT p1) (NOT p0))))), (X (X (OR p2 p1))), (X (X (NOT (AND (NOT p2) p1 (NOT p0))))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT (AND p2 p1 (NOT p0))))), (X (X (NOT (OR (AND p2 (NOT p0)) (AND p1 (NOT p0)))))), (X (X (NOT (AND (NOT p2) p1))))]
False Knowledge obtained : [(X (AND p2 p1)), (X (NOT (AND p2 p1))), (X (AND p2 (NOT p1))), (X (NOT (AND p2 (NOT p1)))), (X (X (AND p2 p1))), (X (X (NOT (AND p2 p1)))), (X (X (AND p2 (NOT p1)))), (X (X (NOT (AND p2 (NOT p1))))), (F (NOT (AND (NOT p1) p2))), (F (AND p1 (NOT p2))), (F (AND (NOT p1) (NOT p2))), (F (AND p1 p2)), (F (NOT (OR p1 p2)))]
Knowledge based reduction with 17 factoid took 985 ms. Reduced automaton from 5 states, 22 edges and 3 AP (stutter sensitive) to 5 states, 22 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 135 ms :[(OR (NOT p2) (NOT p0)), (NOT p0), (NOT p2), (NOT p2), (AND p1 (NOT p2) (NOT p0))]
Stuttering acceptance computed with spot in 137 ms :[(OR (NOT p2) (NOT p0)), (NOT p0), (NOT p2), (NOT p2), (AND p1 (NOT p2) (NOT p0))]
Support contains 8 out of 1409 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1409/1409 places, 1909/1909 transitions.
Applied a total of 0 rules in 42 ms. Remains 1409 /1409 variables (removed 0) and now considering 1909/1909 (removed 0) transitions.
// Phase 1: matrix 1909 rows 1409 cols
[2023-03-19 16:45:01] [INFO ] Computed 401 place invariants in 7 ms
[2023-03-19 16:45:02] [INFO ] Implicit Places using invariants in 698 ms returned []
[2023-03-19 16:45:02] [INFO ] Invariant cache hit.
[2023-03-19 16:45:03] [INFO ] Implicit Places using invariants and state equation in 1385 ms returned []
Implicit Place search using SMT with State Equation took 2123 ms to find 0 implicit places.
[2023-03-19 16:45:03] [INFO ] Invariant cache hit.
[2023-03-19 16:45:04] [INFO ] Dead Transitions using invariants and state equation in 845 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3023 ms. Remains : 1409/1409 places, 1909/1909 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) p2 p0), (X (NOT (OR (AND (NOT p0) p1) (AND (NOT p0) p2)))), (X (NOT (AND (NOT p0) p1 p2))), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT (AND p1 (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p1) p2))), (X (NOT (AND (NOT p0) p1 (NOT p2)))), (X (OR p1 p2)), (X (X (NOT (OR (AND (NOT p0) p1) (AND (NOT p0) p2))))), (X (X (NOT (AND (NOT p0) p1 p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1) p2)))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (OR p1 p2)))]
False Knowledge obtained : [(X (AND p1 p2)), (X (NOT (AND p1 p2))), (X (AND (NOT p1) p2)), (X (NOT (AND (NOT p1) p2))), (X (X (AND p1 p2))), (X (X (NOT (AND p1 p2)))), (X (X (AND (NOT p1) p2))), (X (X (NOT (AND (NOT p1) p2))))]
Knowledge based reduction with 17 factoid took 708 ms. Reduced automaton from 5 states, 22 edges and 3 AP (stutter sensitive) to 5 states, 22 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 157 ms :[(OR (NOT p2) (NOT p0)), (NOT p0), (NOT p2), (NOT p2), (AND p1 (NOT p2) (NOT p0))]
Incomplete random walk after 10000 steps, including 7 resets, run finished after 285 ms. (steps per millisecond=35 ) properties (out of 10) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 79 ms. (steps per millisecond=126 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 80 ms. (steps per millisecond=125 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 84 ms. (steps per millisecond=119 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 86 ms. (steps per millisecond=116 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 88 ms. (steps per millisecond=113 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 84 ms. (steps per millisecond=119 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 85 ms. (steps per millisecond=117 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 85 ms. (steps per millisecond=117 ) properties (out of 8) seen :0
Running SMT prover for 8 properties.
[2023-03-19 16:45:06] [INFO ] Invariant cache hit.
[2023-03-19 16:45:06] [INFO ] [Real]Absence check using 401 positive place invariants in 52 ms returned sat
[2023-03-19 16:45:06] [INFO ] After 354ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:8
[2023-03-19 16:45:07] [INFO ] [Nat]Absence check using 401 positive place invariants in 55 ms returned sat
[2023-03-19 16:45:08] [INFO ] After 1037ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :8
[2023-03-19 16:45:08] [INFO ] Deduced a trap composed of 6 places in 83 ms of which 1 ms to minimize.
[2023-03-19 16:45:08] [INFO ] Deduced a trap composed of 11 places in 109 ms of which 0 ms to minimize.
[2023-03-19 16:45:08] [INFO ] Deduced a trap composed of 12 places in 94 ms of which 1 ms to minimize.
[2023-03-19 16:45:08] [INFO ] Deduced a trap composed of 15 places in 42 ms of which 0 ms to minimize.
[2023-03-19 16:45:09] [INFO ] Deduced a trap composed of 10 places in 61 ms of which 1 ms to minimize.
[2023-03-19 16:45:09] [INFO ] Deduced a trap composed of 11 places in 79 ms of which 1 ms to minimize.
[2023-03-19 16:45:09] [INFO ] Deduced a trap composed of 15 places in 46 ms of which 0 ms to minimize.
[2023-03-19 16:45:09] [INFO ] Deduced a trap composed of 6 places in 53 ms of which 0 ms to minimize.
[2023-03-19 16:45:09] [INFO ] Deduced a trap composed of 10 places in 72 ms of which 0 ms to minimize.
[2023-03-19 16:45:09] [INFO ] Deduced a trap composed of 11 places in 67 ms of which 0 ms to minimize.
[2023-03-19 16:45:09] [INFO ] Trap strengthening (SAT) tested/added 11/10 trap constraints in 1401 ms
[2023-03-19 16:45:09] [INFO ] Deduced a trap composed of 15 places in 79 ms of which 1 ms to minimize.
[2023-03-19 16:45:10] [INFO ] Deduced a trap composed of 14 places in 55 ms of which 0 ms to minimize.
[2023-03-19 16:45:10] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 310 ms
[2023-03-19 16:45:10] [INFO ] Deduced a trap composed of 10 places in 82 ms of which 1 ms to minimize.
[2023-03-19 16:45:10] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 194 ms
[2023-03-19 16:45:10] [INFO ] Deduced a trap composed of 6 places in 96 ms of which 0 ms to minimize.
[2023-03-19 16:45:10] [INFO ] Deduced a trap composed of 9 places in 47 ms of which 0 ms to minimize.
[2023-03-19 16:45:10] [INFO ] Deduced a trap composed of 14 places in 45 ms of which 1 ms to minimize.
[2023-03-19 16:45:10] [INFO ] Deduced a trap composed of 6 places in 60 ms of which 0 ms to minimize.
[2023-03-19 16:45:10] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 569 ms
[2023-03-19 16:45:11] [INFO ] After 4147ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :8
Attempting to minimize the solution found.
Minimization took 425 ms.
[2023-03-19 16:45:11] [INFO ] After 4963ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :8
Parikh walk visited 0 properties in 432 ms.
Support contains 8 out of 1409 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1409/1409 places, 1909/1909 transitions.
Partial Free-agglomeration rule applied 201 times.
Drop transitions removed 201 transitions
Iterating global reduction 0 with 201 rules applied. Total rules applied 201 place count 1409 transition count 1909
Applied a total of 201 rules in 141 ms. Remains 1409 /1409 variables (removed 0) and now considering 1909/1909 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 142 ms. Remains : 1409/1409 places, 1909/1909 transitions.
Incomplete random walk after 10000 steps, including 8 resets, run finished after 233 ms. (steps per millisecond=42 ) properties (out of 8) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 75 ms. (steps per millisecond=133 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 74 ms. (steps per millisecond=135 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 73 ms. (steps per millisecond=137 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 71 ms. (steps per millisecond=140 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
// Phase 1: matrix 1909 rows 1409 cols
[2023-03-19 16:45:13] [INFO ] Computed 401 place invariants in 4 ms
[2023-03-19 16:45:13] [INFO ] After 248ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-19 16:45:13] [INFO ] [Nat]Absence check using 401 positive place invariants in 53 ms returned sat
[2023-03-19 16:45:14] [INFO ] After 754ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-19 16:45:14] [INFO ] Deduced a trap composed of 6 places in 100 ms of which 0 ms to minimize.
[2023-03-19 16:45:14] [INFO ] Deduced a trap composed of 11 places in 74 ms of which 1 ms to minimize.
[2023-03-19 16:45:14] [INFO ] Deduced a trap composed of 6 places in 85 ms of which 0 ms to minimize.
[2023-03-19 16:45:15] [INFO ] Deduced a trap composed of 15 places in 103 ms of which 0 ms to minimize.
[2023-03-19 16:45:15] [INFO ] Deduced a trap composed of 14 places in 98 ms of which 0 ms to minimize.
[2023-03-19 16:45:15] [INFO ] Deduced a trap composed of 11 places in 111 ms of which 0 ms to minimize.
[2023-03-19 16:45:15] [INFO ] Deduced a trap composed of 10 places in 123 ms of which 1 ms to minimize.
[2023-03-19 16:45:15] [INFO ] Deduced a trap composed of 10 places in 129 ms of which 0 ms to minimize.
[2023-03-19 16:45:15] [INFO ] Deduced a trap composed of 15 places in 133 ms of which 1 ms to minimize.
[2023-03-19 16:45:16] [INFO ] Deduced a trap composed of 15 places in 100 ms of which 0 ms to minimize.
[2023-03-19 16:45:16] [INFO ] Deduced a trap composed of 11 places in 99 ms of which 1 ms to minimize.
[2023-03-19 16:45:16] [INFO ] Deduced a trap composed of 15 places in 110 ms of which 1 ms to minimize.
[2023-03-19 16:45:16] [INFO ] Trap strengthening (SAT) tested/added 13/12 trap constraints in 2070 ms
[2023-03-19 16:45:16] [INFO ] Deduced a trap composed of 11 places in 140 ms of which 0 ms to minimize.
[2023-03-19 16:45:16] [INFO ] Deduced a trap composed of 15 places in 103 ms of which 1 ms to minimize.
[2023-03-19 16:45:17] [INFO ] Deduced a trap composed of 11 places in 92 ms of which 1 ms to minimize.
[2023-03-19 16:45:17] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 580 ms
[2023-03-19 16:45:17] [INFO ] Deduced a trap composed of 15 places in 104 ms of which 1 ms to minimize.
[2023-03-19 16:45:17] [INFO ] Deduced a trap composed of 15 places in 89 ms of which 0 ms to minimize.
[2023-03-19 16:45:17] [INFO ] Deduced a trap composed of 11 places in 88 ms of which 1 ms to minimize.
[2023-03-19 16:45:17] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 547 ms
[2023-03-19 16:45:18] [INFO ] After 4451ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 441 ms.
[2023-03-19 16:45:18] [INFO ] After 5227ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Parikh walk visited 0 properties in 282 ms.
Support contains 8 out of 1409 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1409/1409 places, 1909/1909 transitions.
Applied a total of 0 rules in 79 ms. Remains 1409 /1409 variables (removed 0) and now considering 1909/1909 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 80 ms. Remains : 1409/1409 places, 1909/1909 transitions.
Incomplete random walk after 10000 steps, including 8 resets, run finished after 300 ms. (steps per millisecond=33 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 95 ms. (steps per millisecond=105 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 99 ms. (steps per millisecond=101 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 90 ms. (steps per millisecond=111 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 80 ms. (steps per millisecond=125 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 80 ms. (steps per millisecond=125 ) properties (out of 5) seen :0
Interrupted probabilistic random walk after 101757 steps, run timeout after 3001 ms. (steps per millisecond=33 ) properties seen :{}
Probabilistic random walk after 101757 steps, saw 99327 distinct states, run finished after 3001 ms. (steps per millisecond=33 ) properties seen :0
Running SMT prover for 5 properties.
[2023-03-19 16:45:22] [INFO ] Invariant cache hit.
[2023-03-19 16:45:22] [INFO ] After 197ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-19 16:45:23] [INFO ] [Nat]Absence check using 401 positive place invariants in 57 ms returned sat
[2023-03-19 16:45:24] [INFO ] After 852ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-19 16:45:24] [INFO ] Deduced a trap composed of 14 places in 152 ms of which 0 ms to minimize.
[2023-03-19 16:45:24] [INFO ] Deduced a trap composed of 6 places in 120 ms of which 1 ms to minimize.
[2023-03-19 16:45:24] [INFO ] Deduced a trap composed of 11 places in 79 ms of which 1 ms to minimize.
[2023-03-19 16:45:24] [INFO ] Deduced a trap composed of 6 places in 52 ms of which 1 ms to minimize.
[2023-03-19 16:45:24] [INFO ] Deduced a trap composed of 11 places in 57 ms of which 1 ms to minimize.
[2023-03-19 16:45:24] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 839 ms
[2023-03-19 16:45:25] [INFO ] Deduced a trap composed of 6 places in 47 ms of which 1 ms to minimize.
[2023-03-19 16:45:25] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 146 ms
[2023-03-19 16:45:25] [INFO ] Deduced a trap composed of 6 places in 74 ms of which 1 ms to minimize.
[2023-03-19 16:45:25] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 171 ms
[2023-03-19 16:45:25] [INFO ] Deduced a trap composed of 11 places in 70 ms of which 0 ms to minimize.
[2023-03-19 16:45:25] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 175 ms
[2023-03-19 16:45:25] [INFO ] After 2424ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 243 ms.
[2023-03-19 16:45:25] [INFO ] After 3008ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Parikh walk visited 0 properties in 351 ms.
Support contains 8 out of 1409 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1409/1409 places, 1909/1909 transitions.
Applied a total of 0 rules in 74 ms. Remains 1409 /1409 variables (removed 0) and now considering 1909/1909 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 75 ms. Remains : 1409/1409 places, 1909/1909 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1409/1409 places, 1909/1909 transitions.
Applied a total of 0 rules in 71 ms. Remains 1409 /1409 variables (removed 0) and now considering 1909/1909 (removed 0) transitions.
[2023-03-19 16:45:26] [INFO ] Invariant cache hit.
[2023-03-19 16:45:27] [INFO ] Implicit Places using invariants in 776 ms returned []
[2023-03-19 16:45:27] [INFO ] Invariant cache hit.
[2023-03-19 16:45:28] [INFO ] Implicit Places using invariants and state equation in 1736 ms returned []
Implicit Place search using SMT with State Equation took 2513 ms to find 0 implicit places.
[2023-03-19 16:45:29] [INFO ] Redundant transitions in 150 ms returned []
[2023-03-19 16:45:29] [INFO ] Invariant cache hit.
[2023-03-19 16:45:29] [INFO ] Dead Transitions using invariants and state equation in 883 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3628 ms. Remains : 1409/1409 places, 1909/1909 transitions.
Applied a total of 0 rules in 61 ms. Remains 1409 /1409 variables (removed 0) and now considering 1909/1909 (removed 0) transitions.
Running SMT prover for 5 properties.
[2023-03-19 16:45:29] [INFO ] Invariant cache hit.
[2023-03-19 16:45:30] [INFO ] After 254ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-19 16:45:30] [INFO ] [Nat]Absence check using 401 positive place invariants in 57 ms returned sat
[2023-03-19 16:45:31] [INFO ] After 794ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-19 16:45:31] [INFO ] Deduced a trap composed of 14 places in 126 ms of which 0 ms to minimize.
[2023-03-19 16:45:31] [INFO ] Deduced a trap composed of 6 places in 78 ms of which 0 ms to minimize.
[2023-03-19 16:45:31] [INFO ] Deduced a trap composed of 11 places in 92 ms of which 0 ms to minimize.
[2023-03-19 16:45:32] [INFO ] Deduced a trap composed of 6 places in 119 ms of which 1 ms to minimize.
[2023-03-19 16:45:32] [INFO ] Deduced a trap composed of 11 places in 63 ms of which 1 ms to minimize.
[2023-03-19 16:45:32] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 811 ms
[2023-03-19 16:45:32] [INFO ] Deduced a trap composed of 6 places in 101 ms of which 1 ms to minimize.
[2023-03-19 16:45:32] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 218 ms
[2023-03-19 16:45:32] [INFO ] Deduced a trap composed of 6 places in 64 ms of which 1 ms to minimize.
[2023-03-19 16:45:32] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 173 ms
[2023-03-19 16:45:32] [INFO ] Deduced a trap composed of 11 places in 92 ms of which 0 ms to minimize.
[2023-03-19 16:45:33] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 208 ms
[2023-03-19 16:45:33] [INFO ] After 2457ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 298 ms.
[2023-03-19 16:45:33] [INFO ] After 3101ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Knowledge obtained : [(AND (NOT p1) p2 p0), (X (NOT (OR (AND (NOT p0) p1) (AND (NOT p0) p2)))), (X (NOT (AND (NOT p0) p1 p2))), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT (AND p1 (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p1) p2))), (X (NOT (AND (NOT p0) p1 (NOT p2)))), (X (OR p1 p2)), (X (X (NOT (OR (AND (NOT p0) p1) (AND (NOT p0) p2))))), (X (X (NOT (AND (NOT p0) p1 p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1) p2)))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (OR p1 p2)))]
False Knowledge obtained : [(X (AND p1 p2)), (X (NOT (AND p1 p2))), (X (AND (NOT p1) p2)), (X (NOT (AND (NOT p1) p2))), (X (X (AND p1 p2))), (X (X (NOT (AND p1 p2)))), (X (X (AND (NOT p1) p2))), (X (X (NOT (AND (NOT p1) p2)))), (F (NOT (AND (NOT p1) p2))), (F (AND p1 (NOT p2))), (F (AND (NOT p1) (NOT p2))), (F (AND p1 p2)), (F (NOT (OR p1 p2)))]
Knowledge based reduction with 17 factoid took 921 ms. Reduced automaton from 5 states, 22 edges and 3 AP (stutter sensitive) to 5 states, 22 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 234 ms :[(OR (NOT p2) (NOT p0)), (NOT p0), (NOT p2), (NOT p2), (AND p1 (NOT p2) (NOT p0))]
Stuttering acceptance computed with spot in 169 ms :[(OR (NOT p2) (NOT p0)), (NOT p0), (NOT p2), (NOT p2), (AND p1 (NOT p2) (NOT p0))]
Stuttering acceptance computed with spot in 144 ms :[(OR (NOT p2) (NOT p0)), (NOT p0), (NOT p2), (NOT p2), (AND p1 (NOT p2) (NOT p0))]
Product exploration explored 100000 steps with 553 reset in 809 ms.
Product exploration explored 100000 steps with 434 reset in 1049 ms.
Support contains 8 out of 1409 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1409/1409 places, 1909/1909 transitions.
Applied a total of 0 rules in 80 ms. Remains 1409 /1409 variables (removed 0) and now considering 1909/1909 (removed 0) transitions.
// Phase 1: matrix 1909 rows 1409 cols
[2023-03-19 16:45:36] [INFO ] Computed 401 place invariants in 8 ms
[2023-03-19 16:45:37] [INFO ] Implicit Places using invariants in 710 ms returned []
[2023-03-19 16:45:37] [INFO ] Invariant cache hit.
[2023-03-19 16:45:39] [INFO ] Implicit Places using invariants and state equation in 1651 ms returned []
Implicit Place search using SMT with State Equation took 2362 ms to find 0 implicit places.
[2023-03-19 16:45:39] [INFO ] Invariant cache hit.
[2023-03-19 16:45:40] [INFO ] Dead Transitions using invariants and state equation in 831 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3276 ms. Remains : 1409/1409 places, 1909/1909 transitions.
Treatment of property ShieldRVs-PT-100B-LTLFireability-00 finished in 72861 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((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(F((p0||G(p1)))))'
Found a Shortening insensitive property : ShieldRVs-PT-100B-LTLFireability-07
Stuttering acceptance computed with spot in 61 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Support contains 3 out of 3317 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 3317/3317 places, 3817/3817 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 399 transitions
Trivial Post-agglo rules discarded 399 transitions
Performed 399 trivial Post agglomeration. Transition count delta: 399
Iterating post reduction 0 with 399 rules applied. Total rules applied 399 place count 3316 transition count 3417
Reduce places removed 399 places and 0 transitions.
Iterating post reduction 1 with 399 rules applied. Total rules applied 798 place count 2917 transition count 3417
Performed 499 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 499 Pre rules applied. Total rules applied 798 place count 2917 transition count 2918
Deduced a syphon composed of 499 places in 8 ms
Reduce places removed 499 places and 0 transitions.
Iterating global reduction 2 with 998 rules applied. Total rules applied 1796 place count 2418 transition count 2918
Discarding 14 places :
Symmetric choice reduction at 2 with 14 rule applications. Total rules 1810 place count 2404 transition count 2904
Iterating global reduction 2 with 14 rules applied. Total rules applied 1824 place count 2404 transition count 2904
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 5 Pre rules applied. Total rules applied 1824 place count 2404 transition count 2899
Deduced a syphon composed of 5 places in 8 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 1834 place count 2399 transition count 2899
Performed 991 Post agglomeration using F-continuation condition.Transition count delta: 991
Deduced a syphon composed of 991 places in 7 ms
Reduce places removed 991 places and 0 transitions.
Iterating global reduction 2 with 1982 rules applied. Total rules applied 3816 place count 1408 transition count 1908
Renaming transitions due to excessive name length > 1024 char.
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 3818 place count 1406 transition count 1906
Applied a total of 3818 rules in 687 ms. Remains 1406 /3317 variables (removed 1911) and now considering 1906/3817 (removed 1911) transitions.
// Phase 1: matrix 1906 rows 1406 cols
[2023-03-19 16:45:41] [INFO ] Computed 401 place invariants in 4 ms
[2023-03-19 16:45:41] [INFO ] Implicit Places using invariants in 691 ms returned []
[2023-03-19 16:45:41] [INFO ] Invariant cache hit.
[2023-03-19 16:45:43] [INFO ] Implicit Places using invariants and state equation in 1416 ms returned []
Implicit Place search using SMT with State Equation took 2121 ms to find 0 implicit places.
[2023-03-19 16:45:43] [INFO ] Invariant cache hit.
[2023-03-19 16:45:44] [INFO ] Dead Transitions using invariants and state equation in 883 ms found 0 transitions.
Starting structural reductions in LI_LTL mode, iteration 1 : 1406/3317 places, 1906/3817 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 3694 ms. Remains : 1406/3317 places, 1906/3817 transitions.
Running random walk in product with property : ShieldRVs-PT-100B-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=(AND p1 (NOT p0)), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}]], initial=1, aps=[p1:(AND (EQ s1125 0) (EQ s1368 0)), p0:(EQ s1067 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, cl-invariant], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 22382 reset in 1041 ms.
Product exploration explored 100000 steps with 22395 reset in 1230 ms.
Computed a total of 2 stabilizing places and 2 stable transitions
Computed a total of 2 stabilizing places and 2 stable transitions
Knowledge obtained : [(AND p1 (NOT p0))]
False Knowledge obtained : [(X (AND (NOT p1) (NOT p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (AND p1 (NOT p0))), (X (NOT (AND p1 (NOT p0)))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (AND p1 (NOT p0)))), (X (X (NOT (AND p1 (NOT p0)))))]
Knowledge based reduction with 1 factoid took 222 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 62 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Finished random walk after 3 steps, including 0 resets, run visited all 2 properties in 1 ms. (steps per millisecond=3 )
Knowledge obtained : [(AND p1 (NOT p0))]
False Knowledge obtained : [(X (AND (NOT p1) (NOT p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (AND p1 (NOT p0))), (X (NOT (AND p1 (NOT p0)))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (AND p1 (NOT p0)))), (X (X (NOT (AND p1 (NOT p0))))), (F (NOT (AND (NOT p0) p1))), (F (AND (NOT p0) (NOT p1)))]
Knowledge based reduction with 1 factoid took 152 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 58 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 77 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 3 out of 1406 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1406/1406 places, 1906/1906 transitions.
Applied a total of 0 rules in 42 ms. Remains 1406 /1406 variables (removed 0) and now considering 1906/1906 (removed 0) transitions.
[2023-03-19 16:45:47] [INFO ] Invariant cache hit.
[2023-03-19 16:45:47] [INFO ] Implicit Places using invariants in 630 ms returned []
[2023-03-19 16:45:47] [INFO ] Invariant cache hit.
[2023-03-19 16:45:49] [INFO ] Implicit Places using invariants and state equation in 1416 ms returned []
Implicit Place search using SMT with State Equation took 2047 ms to find 0 implicit places.
[2023-03-19 16:45:49] [INFO ] Invariant cache hit.
[2023-03-19 16:45:49] [INFO ] Dead Transitions using invariants and state equation in 793 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2884 ms. Remains : 1406/1406 places, 1906/1906 transitions.
Computed a total of 2 stabilizing places and 2 stable transitions
Computed a total of 2 stabilizing places and 2 stable transitions
Knowledge obtained : [(AND (NOT p0) p1)]
False Knowledge obtained : [(X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) p1))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1))))]
Knowledge based reduction with 1 factoid took 142 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 51 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Finished random walk after 14 steps, including 0 resets, run visited all 2 properties in 1 ms. (steps per millisecond=14 )
Knowledge obtained : [(AND (NOT p0) p1)]
False Knowledge obtained : [(X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) p1))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1)))), (F (NOT (AND (NOT p0) p1))), (F (AND (NOT p0) (NOT p1)))]
Knowledge based reduction with 1 factoid took 202 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 52 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 47 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 49 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 22504 reset in 1120 ms.
Product exploration explored 100000 steps with 22663 reset in 1346 ms.
Applying partial POR strategy [true, false]
Stuttering acceptance computed with spot in 62 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 3 out of 1406 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1406/1406 places, 1906/1906 transitions.
Applied a total of 0 rules in 51 ms. Remains 1406 /1406 variables (removed 0) and now considering 1906/1906 (removed 0) transitions.
[2023-03-19 16:45:53] [INFO ] Redundant transitions in 331 ms returned [1905]
Found 1 redundant transitions using SMT.
Drop transitions removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
// Phase 1: matrix 1905 rows 1406 cols
[2023-03-19 16:45:53] [INFO ] Computed 401 place invariants in 4 ms
[2023-03-19 16:45:54] [INFO ] Dead Transitions using invariants and state equation in 909 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 1406/1406 places, 1905/1906 transitions.
Applied a total of 0 rules in 61 ms. Remains 1406 /1406 variables (removed 0) and now considering 1905/1905 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1386 ms. Remains : 1406/1406 places, 1905/1906 transitions.
Support contains 3 out of 1406 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1406/1406 places, 1906/1906 transitions.
Applied a total of 0 rules in 42 ms. Remains 1406 /1406 variables (removed 0) and now considering 1906/1906 (removed 0) transitions.
// Phase 1: matrix 1906 rows 1406 cols
[2023-03-19 16:45:54] [INFO ] Computed 401 place invariants in 6 ms
[2023-03-19 16:45:55] [INFO ] Implicit Places using invariants in 544 ms returned []
[2023-03-19 16:45:55] [INFO ] Invariant cache hit.
[2023-03-19 16:45:56] [INFO ] Implicit Places using invariants and state equation in 1247 ms returned []
Implicit Place search using SMT with State Equation took 1805 ms to find 0 implicit places.
[2023-03-19 16:45:56] [INFO ] Invariant cache hit.
[2023-03-19 16:45:57] [INFO ] Dead Transitions using invariants and state equation in 845 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2706 ms. Remains : 1406/1406 places, 1906/1906 transitions.
Treatment of property ShieldRVs-PT-100B-LTLFireability-07 finished in 16990 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)||G((p1||X(X(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' '!(G(F((p0||((p1 U (p2||G(p1))) U p3)))))'
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((F(p0)&&(p1||F(p2))))))'
Found a Shortening insensitive property : ShieldRVs-PT-100B-LTLFireability-15
Stuttering acceptance computed with spot in 114 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p2) (NOT p0)), (NOT p0), (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
Support contains 5 out of 3317 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 3317/3317 places, 3817/3817 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 400 transitions
Trivial Post-agglo rules discarded 400 transitions
Performed 400 trivial Post agglomeration. Transition count delta: 400
Iterating post reduction 0 with 400 rules applied. Total rules applied 400 place count 3316 transition count 3416
Reduce places removed 400 places and 0 transitions.
Iterating post reduction 1 with 400 rules applied. Total rules applied 800 place count 2916 transition count 3416
Performed 499 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 499 Pre rules applied. Total rules applied 800 place count 2916 transition count 2917
Deduced a syphon composed of 499 places in 9 ms
Reduce places removed 499 places and 0 transitions.
Iterating global reduction 2 with 998 rules applied. Total rules applied 1798 place count 2417 transition count 2917
Discarding 13 places :
Symmetric choice reduction at 2 with 13 rule applications. Total rules 1811 place count 2404 transition count 2904
Iterating global reduction 2 with 13 rules applied. Total rules applied 1824 place count 2404 transition count 2904
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 1824 place count 2404 transition count 2900
Deduced a syphon composed of 4 places in 7 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 1832 place count 2400 transition count 2900
Performed 993 Post agglomeration using F-continuation condition.Transition count delta: 993
Deduced a syphon composed of 993 places in 8 ms
Reduce places removed 993 places and 0 transitions.
Iterating global reduction 2 with 1986 rules applied. Total rules applied 3818 place count 1407 transition count 1907
Renaming transitions due to excessive name length > 1024 char.
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 3820 place count 1405 transition count 1905
Applied a total of 3820 rules in 663 ms. Remains 1405 /3317 variables (removed 1912) and now considering 1905/3817 (removed 1912) transitions.
// Phase 1: matrix 1905 rows 1405 cols
[2023-03-19 16:45:58] [INFO ] Computed 401 place invariants in 5 ms
[2023-03-19 16:45:58] [INFO ] Implicit Places using invariants in 605 ms returned []
[2023-03-19 16:45:58] [INFO ] Invariant cache hit.
[2023-03-19 16:46:00] [INFO ] Implicit Places using invariants and state equation in 1407 ms returned []
Implicit Place search using SMT with State Equation took 2048 ms to find 0 implicit places.
[2023-03-19 16:46:00] [INFO ] Invariant cache hit.
[2023-03-19 16:46:01] [INFO ] Dead Transitions using invariants and state equation in 777 ms found 0 transitions.
Starting structural reductions in LI_LTL mode, iteration 1 : 1405/3317 places, 1905/3817 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 3503 ms. Remains : 1405/3317 places, 1905/3817 transitions.
Running random walk in product with property : ShieldRVs-PT-100B-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 4}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p0) p1 (NOT p2)), acceptance={0} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p2)), acceptance={0} source=2 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=3 dest: 3}], [{ cond=(AND p0 (NOT p1) (NOT p2)), acceptance={0} source=4 dest: 1}, { cond=(OR (AND (NOT p0) p1) (AND (NOT p0) p2)), acceptance={0} source=4 dest: 3}, { cond=(AND (NOT p0) (NOT p1) (NOT p2)), acceptance={0} source=4 dest: 4}]], initial=0, aps=[p1:(AND (EQ s736 1) (EQ s738 1) (EQ s742 1)), p2:(EQ s665 1), p0:(EQ s1173 1)], 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, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 487 reset in 1003 ms.
Product exploration explored 100000 steps with 486 reset in 1006 ms.
Computed a total of 2 stabilizing places and 2 stable transitions
Computed a total of 2 stabilizing places and 2 stable transitions
Detected a total of 2/1405 stabilizing places and 2/1905 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p0)), (X (NOT (AND p0 (NOT p1) (NOT p2)))), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(X (OR (AND (NOT p0) p1) (AND (NOT p0) p2))), (X (NOT (OR (AND (NOT p0) p1) (AND (NOT p0) p2)))), (X (AND (NOT p0) (NOT p1) (NOT p2))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (X (OR (AND (NOT p0) p1) (AND (NOT p0) p2)))), (X (X (NOT (OR (AND (NOT p0) p1) (AND (NOT p0) p2))))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (AND (NOT p0) (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))))]
Knowledge based reduction with 6 factoid took 438 ms. Reduced automaton from 5 states, 8 edges and 3 AP (stutter sensitive) to 5 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 149 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
Finished random walk after 609 steps, including 0 resets, run visited all 7 properties in 9 ms. (steps per millisecond=67 )
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p0)), (X (NOT (AND p0 (NOT p1) (NOT p2)))), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(X (OR (AND (NOT p0) p1) (AND (NOT p0) p2))), (X (NOT (OR (AND (NOT p0) p1) (AND (NOT p0) p2)))), (X (AND (NOT p0) (NOT p1) (NOT p2))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (X (OR (AND (NOT p0) p1) (AND (NOT p0) p2)))), (X (X (NOT (OR (AND (NOT p0) p1) (AND (NOT p0) p2))))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (AND (NOT p0) (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (F (OR (AND (NOT p0) p2) (AND (NOT p0) p1))), (F (NOT (AND (NOT p2) (NOT p1)))), (F (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (F (AND p0 (NOT p2) (NOT p1))), (F p0), (F (AND (NOT p0) (NOT p2) p1)), (F (NOT (AND (NOT p0) (NOT p2))))]
Knowledge based reduction with 6 factoid took 417 ms. Reduced automaton from 5 states, 8 edges and 3 AP (stutter sensitive) to 5 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 115 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
Stuttering acceptance computed with spot in 115 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
[2023-03-19 16:46:04] [INFO ] Invariant cache hit.
[2023-03-19 16:46:05] [INFO ] [Real]Absence check using 401 positive place invariants in 183 ms returned sat
[2023-03-19 16:46:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 16:46:08] [INFO ] [Real]Absence check using state equation in 3026 ms returned sat
[2023-03-19 16:46:08] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 16:46:10] [INFO ] [Nat]Absence check using 401 positive place invariants in 193 ms returned sat
[2023-03-19 16:46:10] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 16:46:13] [INFO ] [Nat]Absence check using state equation in 2755 ms returned sat
[2023-03-19 16:46:13] [INFO ] Computed and/alt/rep : 1701/7381/1701 causal constraints (skipped 201 transitions) in 127 ms.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1186)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:923)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testEGap(DeadlockTester.java:520)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.computeEGknowledge(LTLPropertySolver.java:605)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:580)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLLengthAwareSolver.runSLCLLTLTest(LTLLengthAwareSolver.java:100)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:764)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-19 16:46:23] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression EG (NOT p0)
Could not prove EG (NOT p0)
[2023-03-19 16:46:23] [INFO ] Invariant cache hit.
[2023-03-19 16:46:25] [INFO ] [Real]Absence check using 401 positive place invariants in 200 ms returned sat
[2023-03-19 16:46:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 16:46:27] [INFO ] [Real]Absence check using state equation in 2640 ms returned sat
[2023-03-19 16:46:27] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 16:46:29] [INFO ] [Nat]Absence check using 401 positive place invariants in 202 ms returned sat
[2023-03-19 16:46:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 16:46:32] [INFO ] [Nat]Absence check using state equation in 2842 ms returned sat
[2023-03-19 16:46:32] [INFO ] Computed and/alt/rep : 1701/7381/1701 causal constraints (skipped 201 transitions) in 101 ms.
[2023-03-19 16:46:43] [INFO ] Deduced a trap composed of 2 places in 878 ms of which 1 ms to minimize.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1177)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:923)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testEGap(DeadlockTester.java:520)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.computeEGknowledge(LTLPropertySolver.java:605)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:580)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLLengthAwareSolver.runSLCLLTLTest(LTLLengthAwareSolver.java:100)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:764)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-19 16:46:43] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression EG (AND (NOT p1) (NOT p2))
Could not prove EG (AND (NOT p1) (NOT p2))
Support contains 5 out of 1405 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1405/1405 places, 1905/1905 transitions.
Applied a total of 0 rules in 56 ms. Remains 1405 /1405 variables (removed 0) and now considering 1905/1905 (removed 0) transitions.
[2023-03-19 16:46:43] [INFO ] Invariant cache hit.
[2023-03-19 16:46:44] [INFO ] Implicit Places using invariants in 575 ms returned []
[2023-03-19 16:46:44] [INFO ] Invariant cache hit.
[2023-03-19 16:46:45] [INFO ] Implicit Places using invariants and state equation in 1372 ms returned []
Implicit Place search using SMT with State Equation took 1973 ms to find 0 implicit places.
[2023-03-19 16:46:45] [INFO ] Invariant cache hit.
[2023-03-19 16:46:46] [INFO ] Dead Transitions using invariants and state equation in 1003 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3033 ms. Remains : 1405/1405 places, 1905/1905 transitions.
Computed a total of 2 stabilizing places and 2 stable transitions
Computed a total of 2 stabilizing places and 2 stable transitions
Detected a total of 2/1405 stabilizing places and 2/1905 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (NOT (AND p0 (NOT p2) (NOT p1)))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(X (OR (AND (NOT p0) p2) (AND (NOT p0) p1))), (X (NOT (OR (AND (NOT p0) p2) (AND (NOT p0) p1)))), (X (AND (NOT p0) (NOT p2) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X (X (OR (AND (NOT p0) p2) (AND (NOT p0) p1)))), (X (X (NOT (OR (AND (NOT p0) p2) (AND (NOT p0) p1))))), (X (X (AND (NOT p0) (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1)))))]
Knowledge based reduction with 6 factoid took 293 ms. Reduced automaton from 5 states, 8 edges and 3 AP (stutter sensitive) to 5 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 132 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
Finished random walk after 3288 steps, including 2 resets, run visited all 7 properties in 33 ms. (steps per millisecond=99 )
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (NOT (AND p0 (NOT p2) (NOT p1)))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(X (OR (AND (NOT p0) p2) (AND (NOT p0) p1))), (X (NOT (OR (AND (NOT p0) p2) (AND (NOT p0) p1)))), (X (AND (NOT p0) (NOT p2) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X (X (OR (AND (NOT p0) p2) (AND (NOT p0) p1)))), (X (X (NOT (OR (AND (NOT p0) p2) (AND (NOT p0) p1))))), (X (X (AND (NOT p0) (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (F (OR (AND (NOT p0) p2) (AND (NOT p0) p1))), (F (NOT (AND (NOT p2) (NOT p1)))), (F (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (F (AND p0 (NOT p2) (NOT p1))), (F p0), (F (AND (NOT p0) (NOT p2) p1)), (F (NOT (AND (NOT p0) (NOT p2))))]
Knowledge based reduction with 6 factoid took 385 ms. Reduced automaton from 5 states, 8 edges and 3 AP (stutter sensitive) to 5 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 121 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
Stuttering acceptance computed with spot in 118 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
[2023-03-19 16:46:48] [INFO ] Invariant cache hit.
[2023-03-19 16:46:49] [INFO ] [Real]Absence check using 401 positive place invariants in 187 ms returned sat
[2023-03-19 16:46:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 16:46:52] [INFO ] [Real]Absence check using state equation in 3251 ms returned sat
[2023-03-19 16:46:52] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 16:46:54] [INFO ] [Nat]Absence check using 401 positive place invariants in 195 ms returned sat
[2023-03-19 16:46:54] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 16:46:56] [INFO ] [Nat]Absence check using state equation in 2792 ms returned sat
[2023-03-19 16:46:57] [INFO ] Computed and/alt/rep : 1701/7381/1701 causal constraints (skipped 201 transitions) in 171 ms.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1186)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:923)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testEGap(DeadlockTester.java:520)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.computeEGknowledge(LTLPropertySolver.java:605)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:580)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLLengthAwareSolver.runSLCLLTLTest(LTLLengthAwareSolver.java:100)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:764)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-19 16:47:07] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression EG (NOT p0)
Could not prove EG (NOT p0)
[2023-03-19 16:47:07] [INFO ] Invariant cache hit.
[2023-03-19 16:47:09] [INFO ] [Real]Absence check using 401 positive place invariants in 185 ms returned sat
[2023-03-19 16:47:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 16:47:11] [INFO ] [Real]Absence check using state equation in 2485 ms returned sat
[2023-03-19 16:47:11] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 16:47:13] [INFO ] [Nat]Absence check using 401 positive place invariants in 173 ms returned sat
[2023-03-19 16:47:13] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 16:47:15] [INFO ] [Nat]Absence check using state equation in 2682 ms returned sat
[2023-03-19 16:47:16] [INFO ] Computed and/alt/rep : 1701/7381/1701 causal constraints (skipped 201 transitions) in 224 ms.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1186)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:923)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testEGap(DeadlockTester.java:520)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.computeEGknowledge(LTLPropertySolver.java:605)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:580)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLLengthAwareSolver.runSLCLLTLTest(LTLLengthAwareSolver.java:100)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:764)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-19 16:47:26] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression EG (AND (NOT p1) (NOT p2))
Could not prove EG (AND (NOT p1) (NOT p2))
Stuttering acceptance computed with spot in 193 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
Product exploration explored 100000 steps with 487 reset in 956 ms.
Product exploration explored 100000 steps with 484 reset in 948 ms.
Applying partial POR strategy [false, true, true, true, true]
Stuttering acceptance computed with spot in 175 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
Support contains 5 out of 1405 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1405/1405 places, 1905/1905 transitions.
Applied a total of 0 rules in 67 ms. Remains 1405 /1405 variables (removed 0) and now considering 1905/1905 (removed 0) transitions.
[2023-03-19 16:47:29] [INFO ] Redundant transitions in 394 ms returned [1904]
Found 1 redundant transitions using SMT.
Drop transitions removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
// Phase 1: matrix 1904 rows 1405 cols
[2023-03-19 16:47:29] [INFO ] Computed 401 place invariants in 4 ms
[2023-03-19 16:47:30] [INFO ] Dead Transitions using invariants and state equation in 859 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 1405/1405 places, 1904/1905 transitions.
Applied a total of 0 rules in 50 ms. Remains 1405 /1405 variables (removed 0) and now considering 1904/1904 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1382 ms. Remains : 1405/1405 places, 1904/1905 transitions.
Support contains 5 out of 1405 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1405/1405 places, 1905/1905 transitions.
Applied a total of 0 rules in 46 ms. Remains 1405 /1405 variables (removed 0) and now considering 1905/1905 (removed 0) transitions.
// Phase 1: matrix 1905 rows 1405 cols
[2023-03-19 16:47:30] [INFO ] Computed 401 place invariants in 7 ms
[2023-03-19 16:47:31] [INFO ] Implicit Places using invariants in 570 ms returned []
[2023-03-19 16:47:31] [INFO ] Invariant cache hit.
[2023-03-19 16:47:32] [INFO ] Implicit Places using invariants and state equation in 1437 ms returned []
Implicit Place search using SMT with State Equation took 2021 ms to find 0 implicit places.
[2023-03-19 16:47:32] [INFO ] Invariant cache hit.
[2023-03-19 16:47:33] [INFO ] Dead Transitions using invariants and state equation in 997 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3076 ms. Remains : 1405/1405 places, 1905/1905 transitions.
Treatment of property ShieldRVs-PT-100B-LTLFireability-15 finished in 96353 ms.
[2023-03-19 16:47:33] [INFO ] Flatten gal took : 120 ms
[2023-03-19 16:47:33] [INFO ] Export to MCC of 6 properties in file /home/mcc/execution/LTLFireability.sr.xml took 1 ms.
[2023-03-19 16:47:33] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 3317 places, 3817 transitions and 13028 arcs took 18 ms.
Total runtime 748112 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT ShieldRVs-PT-100B
BK_EXAMINATION: LTLFireability
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/369
LTLFireability

FORMULA ShieldRVs-PT-100B-LTLFireability-08 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1679245308445

--------------------
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
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/369/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/369/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/369/LTLFireability.xml
lola: Created skeleton in 1.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Rule S: 0 transitions removed,0 places removed
lola: Created skeleton in 1.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: LAUNCH task # 4 (type EXCL) for 3 ShieldRVs-PT-100B-LTLFireability-05
lola: time limit : 599 sec
lola: memory limit: 32 pages
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FINAL RESULTS
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ShieldRVs-PT-100B-LTLFireability-00: LTL unknown AGGR
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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="ShieldRVs-PT-100B"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="lolaxred"
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 lolaxred"
echo " Input is ShieldRVs-PT-100B, 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 r423-tajo-167905976400172"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldRVs-PT-100B.tgz
mv ShieldRVs-PT-100B 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 ;