About the Execution of LTSMin+red for Peterson-COL-6
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 8523.399 | 3600000.00 | 13120464.00 | 2225.90 | FFFF?FFF?FFFFF?F | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2023-input.r265-smll-167863540200588.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................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=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is Peterson-COL-6, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r265-smll-167863540200588
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 536K
-rw-r--r-- 1 mcc users 8.3K Feb 25 22:29 CTLCardinality.txt
-rw-r--r-- 1 mcc users 87K Feb 25 22:29 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.7K Feb 25 22:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 60K Feb 25 22:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.1K Feb 25 16:31 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Feb 25 16:31 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Feb 25 16:31 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Feb 25 16:31 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Feb 25 22:59 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 124K Feb 25 22:59 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.9K Feb 25 22:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 69K Feb 25 22:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:31 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:31 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 equiv_pt
-rw-r--r-- 1 mcc users 2 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 46K 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 Peterson-COL-6-LTLFireability-00
FORMULA_NAME Peterson-COL-6-LTLFireability-01
FORMULA_NAME Peterson-COL-6-LTLFireability-02
FORMULA_NAME Peterson-COL-6-LTLFireability-03
FORMULA_NAME Peterson-COL-6-LTLFireability-04
FORMULA_NAME Peterson-COL-6-LTLFireability-05
FORMULA_NAME Peterson-COL-6-LTLFireability-06
FORMULA_NAME Peterson-COL-6-LTLFireability-07
FORMULA_NAME Peterson-COL-6-LTLFireability-08
FORMULA_NAME Peterson-COL-6-LTLFireability-09
FORMULA_NAME Peterson-COL-6-LTLFireability-10
FORMULA_NAME Peterson-COL-6-LTLFireability-11
FORMULA_NAME Peterson-COL-6-LTLFireability-12
FORMULA_NAME Peterson-COL-6-LTLFireability-13
FORMULA_NAME Peterson-COL-6-LTLFireability-14
FORMULA_NAME Peterson-COL-6-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1679117217919
bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Peterson-COL-6
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-18 05:27:01] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-18 05:27:01] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-18 05:27:01] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2023-03-18 05:27:02] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-03-18 05:27:02] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1054 ms
[2023-03-18 05:27:02] [INFO ] Imported 11 HL places and 14 HL transitions for a total of 1372 PT places and 2247.0 transition bindings in 39 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 18 ms.
Working with output stream class java.io.PrintStream
[2023-03-18 05:27:02] [INFO ] Built PT skeleton of HLPN with 11 places and 14 transitions 42 arcs in 8 ms.
[2023-03-18 05:27:02] [INFO ] Skeletonized 13 HLPN properties in 17 ms. Removed 3 properties that had guard overlaps.
Initial state reduction rules removed 2 formulas.
FORMULA Peterson-COL-6-LTLFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Peterson-COL-6-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 2 stabilizing places and 0 stable transitions
Remains 8 properties that can be checked using skeleton over-approximation.
Reduce places removed 2 places and 0 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Finished random walk after 121 steps, including 0 resets, run visited all 10 properties in 19 ms. (steps per millisecond=6 )
[2023-03-18 05:27:03] [INFO ] Flatten gal took : 28 ms
[2023-03-18 05:27:03] [INFO ] Flatten gal took : 6 ms
Domain [Process(7), Tour(6), Process(7)] of place BeginLoop breaks symmetries in sort Process
Arc [2:1*[$i, (MOD (ADD $j 1) 6)]] contains successor/predecessor on variables of sort Tour
Symmetric sort wr.t. initial and guards and successors and join/free detected :Bool
Arc [1:1*[$i, 0]] contains constants of sort Bool
Transition Ask : constants on arcs in [[1:1*[$i, 0]]] introduces in Bool(2) partition with 1 elements that refines current partition to 2 subsets.
[2023-03-18 05:27:03] [INFO ] Unfolded HLPN to a Petri net with 1372 places and 2114 transitions 6608 arcs in 131 ms.
[2023-03-18 05:27:03] [INFO ] Unfolded 14 HLPN properties in 3 ms.
Deduced a syphon composed of 42 places in 39 ms
Reduce places removed 42 places and 84 transitions.
Support contains 1330 out of 1330 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1330/1330 places, 2030/2030 transitions.
Applied a total of 0 rules in 97 ms. Remains 1330 /1330 variables (removed 0) and now considering 2030/2030 (removed 0) transitions.
[2023-03-18 05:27:03] [INFO ] Flow matrix only has 1820 transitions (discarded 210 similar events)
// Phase 1: matrix 1820 rows 1330 cols
[2023-03-18 05:27:03] [INFO ] Computed 27 place invariants in 49 ms
[2023-03-18 05:27:04] [INFO ] Implicit Places using invariants in 920 ms returned []
[2023-03-18 05:27:04] [INFO ] Flow matrix only has 1820 transitions (discarded 210 similar events)
[2023-03-18 05:27:04] [INFO ] Invariant cache hit.
[2023-03-18 05:27:06] [INFO ] State equation strengthened by 330 read => feed constraints.
[2023-03-18 05:27:06] [INFO ] Implicit Places using invariants and state equation in 1734 ms returned []
Implicit Place search using SMT with State Equation took 2695 ms to find 0 implicit places.
[2023-03-18 05:27:06] [INFO ] Flow matrix only has 1820 transitions (discarded 210 similar events)
[2023-03-18 05:27:06] [INFO ] Invariant cache hit.
[2023-03-18 05:27:09] [INFO ] Dead Transitions using invariants and state equation in 2442 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 5238 ms. Remains : 1330/1330 places, 2030/2030 transitions.
Support contains 1330 out of 1330 places after structural reductions.
[2023-03-18 05:27:09] [INFO ] Flatten gal took : 258 ms
[2023-03-18 05:27:10] [INFO ] Flatten gal took : 210 ms
[2023-03-18 05:27:10] [INFO ] Input system was already deterministic with 2030 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 656 ms. (steps per millisecond=15 ) properties (out of 24) seen :21
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 68 ms. (steps per millisecond=147 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 45 ms. (steps per millisecond=222 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 65 ms. (steps per millisecond=153 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
[2023-03-18 05:27:11] [INFO ] Flow matrix only has 1820 transitions (discarded 210 similar events)
[2023-03-18 05:27:11] [INFO ] Invariant cache hit.
[2023-03-18 05:27:12] [INFO ] [Real]Absence check using 20 positive place invariants in 97 ms returned sat
[2023-03-18 05:27:12] [INFO ] [Real]Absence check using 20 positive and 7 generalized place invariants in 33 ms returned sat
[2023-03-18 05:27:13] [INFO ] After 2063ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-18 05:27:14] [INFO ] [Nat]Absence check using 20 positive place invariants in 64 ms returned sat
[2023-03-18 05:27:14] [INFO ] [Nat]Absence check using 20 positive and 7 generalized place invariants in 25 ms returned sat
[2023-03-18 05:27:15] [INFO ] After 1255ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-18 05:27:15] [INFO ] State equation strengthened by 330 read => feed constraints.
[2023-03-18 05:27:16] [INFO ] After 707ms SMT Verify possible using 330 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-18 05:27:18] [INFO ] Deduced a trap composed of 208 places in 1574 ms of which 13 ms to minimize.
[2023-03-18 05:27:19] [INFO ] Deduced a trap composed of 12 places in 1309 ms of which 2 ms to minimize.
[2023-03-18 05:27:20] [INFO ] Deduced a trap composed of 31 places in 1195 ms of which 7 ms to minimize.
[2023-03-18 05:27:21] [INFO ] Deduced a trap composed of 22 places in 865 ms of which 3 ms to minimize.
[2023-03-18 05:27:22] [INFO ] Deduced a trap composed of 32 places in 1004 ms of which 2 ms to minimize.
[2023-03-18 05:27:23] [INFO ] Deduced a trap composed of 46 places in 870 ms of which 2 ms to minimize.
[2023-03-18 05:27:25] [INFO ] Deduced a trap composed of 31 places in 1038 ms of which 1 ms to minimize.
[2023-03-18 05:27:26] [INFO ] Deduced a trap composed of 116 places in 1109 ms of which 2 ms to minimize.
[2023-03-18 05:27:27] [INFO ] Deduced a trap composed of 42 places in 1255 ms of which 2 ms to minimize.
[2023-03-18 05:27:28] [INFO ] Deduced a trap composed of 52 places in 1157 ms of which 1 ms to minimize.
[2023-03-18 05:27:30] [INFO ] Deduced a trap composed of 52 places in 1074 ms of which 2 ms to minimize.
[2023-03-18 05:27:31] [INFO ] Deduced a trap composed of 52 places in 1188 ms of which 2 ms to minimize.
[2023-03-18 05:27:32] [INFO ] Deduced a trap composed of 42 places in 883 ms of which 2 ms to minimize.
[2023-03-18 05:27:33] [INFO ] Deduced a trap composed of 52 places in 883 ms of which 2 ms to minimize.
[2023-03-18 05:27:34] [INFO ] Deduced a trap composed of 170 places in 858 ms of which 1 ms to minimize.
[2023-03-18 05:27:35] [INFO ] Deduced a trap composed of 91 places in 891 ms of which 1 ms to minimize.
[2023-03-18 05:27:36] [INFO ] Deduced a trap composed of 74 places in 1022 ms of which 1 ms to minimize.
[2023-03-18 05:27:37] [INFO ] Deduced a trap composed of 134 places in 1055 ms of which 2 ms to minimize.
[2023-03-18 05:27:38] [INFO ] Deduced a trap composed of 57 places in 1160 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)
[2023-03-18 05:27:38] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-18 05:27:38] [INFO ] After 25197ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:3
Parikh walk visited 0 properties in 19 ms.
Support contains 56 out of 1330 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1330/1330 places, 2030/2030 transitions.
Drop transitions removed 576 transitions
Trivial Post-agglo rules discarded 576 transitions
Performed 576 trivial Post agglomeration. Transition count delta: 576
Iterating post reduction 0 with 576 rules applied. Total rules applied 576 place count 1330 transition count 1454
Reduce places removed 576 places and 0 transitions.
Iterating post reduction 1 with 576 rules applied. Total rules applied 1152 place count 754 transition count 1454
Performed 300 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 300 Pre rules applied. Total rules applied 1152 place count 754 transition count 1154
Deduced a syphon composed of 300 places in 2 ms
Reduce places removed 300 places and 0 transitions.
Iterating global reduction 2 with 600 rules applied. Total rules applied 1752 place count 454 transition count 1154
Applied a total of 1752 rules in 218 ms. Remains 454 /1330 variables (removed 876) and now considering 1154/2030 (removed 876) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 219 ms. Remains : 454/1330 places, 1154/2030 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 364 ms. (steps per millisecond=27 ) properties (out of 3) 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 3) 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 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 77 ms. (steps per millisecond=129 ) properties (out of 3) seen :0
Finished probabilistic random walk after 78 steps, run visited all 3 properties in 18 ms. (steps per millisecond=4 )
Probabilistic random walk after 78 steps, saw 71 distinct states, run finished after 19 ms. (steps per millisecond=4 ) properties seen :3
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((F(p1)&&p0))))'
Support contains 336 out of 1330 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1330/1330 places, 2030/2030 transitions.
Applied a total of 0 rules in 114 ms. Remains 1330 /1330 variables (removed 0) and now considering 2030/2030 (removed 0) transitions.
[2023-03-18 05:27:40] [INFO ] Flow matrix only has 1820 transitions (discarded 210 similar events)
[2023-03-18 05:27:40] [INFO ] Invariant cache hit.
[2023-03-18 05:27:41] [INFO ] Implicit Places using invariants in 830 ms returned [0, 1, 2, 3, 4, 5, 6]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 836 ms to find 7 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 1323/1330 places, 2030/2030 transitions.
Applied a total of 0 rules in 64 ms. Remains 1323 /1323 variables (removed 0) and now considering 2030/2030 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1017 ms. Remains : 1323/1330 places, 2030/2030 transitions.
Stuttering acceptance computed with spot in 516 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Running random walk in product with property : Peterson-COL-6-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={} source=1 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(NOT p1), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(AND (LT s514 1) (LT s644 1) (LT s579 1) (LT s709 1) (LT s506 1) (LT s774 1) (LT s571 1) (LT s636 1) (LT s701 1) (LT s766 1) (LT s530 1) (LT s660 1) (L...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1553 steps with 98 reset in 134 ms.
FORMULA Peterson-COL-6-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Peterson-COL-6-LTLFireability-00 finished in 1804 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G((F(p1)&&F(G(p2))))||p0)))'
Support contains 392 out of 1330 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1330/1330 places, 2030/2030 transitions.
Applied a total of 0 rules in 55 ms. Remains 1330 /1330 variables (removed 0) and now considering 2030/2030 (removed 0) transitions.
[2023-03-18 05:27:42] [INFO ] Flow matrix only has 1820 transitions (discarded 210 similar events)
[2023-03-18 05:27:42] [INFO ] Invariant cache hit.
[2023-03-18 05:27:43] [INFO ] Implicit Places using invariants in 702 ms returned []
[2023-03-18 05:27:43] [INFO ] Flow matrix only has 1820 transitions (discarded 210 similar events)
[2023-03-18 05:27:43] [INFO ] Invariant cache hit.
[2023-03-18 05:27:44] [INFO ] State equation strengthened by 330 read => feed constraints.
[2023-03-18 05:27:50] [INFO ] Implicit Places using invariants and state equation in 7200 ms returned []
Implicit Place search using SMT with State Equation took 7907 ms to find 0 implicit places.
[2023-03-18 05:27:50] [INFO ] Flow matrix only has 1820 transitions (discarded 210 similar events)
[2023-03-18 05:27:50] [INFO ] Invariant cache hit.
[2023-03-18 05:27:52] [INFO ] Dead Transitions using invariants and state equation in 2520 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10484 ms. Remains : 1330/1330 places, 2030/2030 transitions.
Stuttering acceptance computed with spot in 290 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (NOT p1), (NOT p2), (OR (NOT p1) (NOT p2))]
Running random walk in product with property : Peterson-COL-6-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=1 dest: 2}, { cond=(AND (NOT p0) (NOT p2)), acceptance={} source=1 dest: 3}, { cond=(NOT p0), acceptance={} source=1 dest: 4}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}], [{ cond=p2, acceptance={} source=3 dest: 3}, { cond=(NOT p2), acceptance={0} source=3 dest: 3}], [{ cond=(NOT p1), acceptance={} source=4 dest: 2}, { cond=(NOT p2), acceptance={} source=4 dest: 3}, { cond=true, acceptance={} source=4 dest: 4}]], initial=0, aps=[p0:(OR (AND (GEQ s70 1) (GEQ s106 1)) (AND (GEQ s82 1) (GEQ s137 1)) (AND (GEQ s67 1) (GEQ s129 1)) (AND (GEQ s85 1) (GEQ s114 1)) (AND (GEQ s101 1) (GEQ ...], 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 0 reset in 1564 ms.
Stack based approach found an accepted trace after 3222 steps with 1 reset with depth 3211 and stack size 3202 in 46 ms.
FORMULA Peterson-COL-6-LTLFireability-01 FALSE TECHNIQUES STACK_TEST
Treatment of property Peterson-COL-6-LTLFireability-01 finished in 12432 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((p0&&F(p1)))))'
Support contains 112 out of 1330 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1330/1330 places, 2030/2030 transitions.
Applied a total of 0 rules in 50 ms. Remains 1330 /1330 variables (removed 0) and now considering 2030/2030 (removed 0) transitions.
[2023-03-18 05:27:54] [INFO ] Flow matrix only has 1820 transitions (discarded 210 similar events)
[2023-03-18 05:27:54] [INFO ] Invariant cache hit.
[2023-03-18 05:27:55] [INFO ] Implicit Places using invariants in 608 ms returned []
[2023-03-18 05:27:55] [INFO ] Flow matrix only has 1820 transitions (discarded 210 similar events)
[2023-03-18 05:27:55] [INFO ] Invariant cache hit.
[2023-03-18 05:27:56] [INFO ] State equation strengthened by 330 read => feed constraints.
[2023-03-18 05:28:01] [INFO ] Implicit Places using invariants and state equation in 5781 ms returned []
Implicit Place search using SMT with State Equation took 6391 ms to find 0 implicit places.
[2023-03-18 05:28:01] [INFO ] Flow matrix only has 1820 transitions (discarded 210 similar events)
[2023-03-18 05:28:01] [INFO ] Invariant cache hit.
[2023-03-18 05:28:02] [INFO ] Dead Transitions using invariants and state equation in 1546 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 7989 ms. Remains : 1330/1330 places, 2030/2030 transitions.
Stuttering acceptance computed with spot in 308 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (OR (NOT p0) (NOT p1))]
Running random walk in product with property : Peterson-COL-6-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 0}, { cond=(NOT p0), acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={0} source=3 dest: 3}], [{ cond=true, acceptance={} source=4 dest: 2}]], initial=4, aps=[p1:(AND (OR (LT s70 1) (LT s106 1)) (OR (LT s82 1) (LT s137 1)) (OR (LT s67 1) (LT s129 1)) (OR (LT s85 1) (LT s114 1)) (OR (LT s101 1) (LT s128 1)) (OR (...], 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]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA Peterson-COL-6-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Peterson-COL-6-LTLFireability-02 finished in 8323 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((X(X(p0))||(G(p2)&&p1))))'
Support contains 630 out of 1330 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1330/1330 places, 2030/2030 transitions.
Applied a total of 0 rules in 24 ms. Remains 1330 /1330 variables (removed 0) and now considering 2030/2030 (removed 0) transitions.
[2023-03-18 05:28:03] [INFO ] Flow matrix only has 1820 transitions (discarded 210 similar events)
[2023-03-18 05:28:03] [INFO ] Invariant cache hit.
[2023-03-18 05:28:03] [INFO ] Implicit Places using invariants in 878 ms returned [0, 1, 2, 3, 4, 5, 6]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 883 ms to find 7 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 1323/1330 places, 2030/2030 transitions.
Applied a total of 0 rules in 25 ms. Remains 1323 /1323 variables (removed 0) and now considering 2030/2030 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 934 ms. Remains : 1323/1330 places, 2030/2030 transitions.
Stuttering acceptance computed with spot in 353 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (NOT p0), (AND (NOT p0) (NOT p2)), (NOT p0), true, (AND (NOT p2) (NOT p0)), (NOT p2)]
Running random walk in product with property : Peterson-COL-6-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(OR (NOT p1) (NOT p2)), acceptance={} source=0 dest: 1}, { cond=(AND p1 p2), acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={} source=1 dest: 3}], [{ cond=(NOT p2), acceptance={} source=2 dest: 3}, { cond=p2, acceptance={} source=2 dest: 5}], [{ cond=(NOT p0), acceptance={} source=3 dest: 4}], [{ cond=true, acceptance={0} source=4 dest: 4}], [{ cond=(AND (NOT p2) (NOT p0)), acceptance={} source=5 dest: 4}, { cond=(AND p2 (NOT p0)), acceptance={} source=5 dest: 6}], [{ cond=(NOT p2), acceptance={} source=6 dest: 4}, { cond=p2, acceptance={} source=6 dest: 6}]], initial=0, aps=[p1:(AND (LT s1122 1) (LT s1057 1) (LT s1317 1) (LT s1187 1) (LT s1130 1) (LT s1065 1) (LT s1260 1) (LT s1195 1) (LT s1041 1) (LT s1106 1) (LT s1171 1) (LT...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null][false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA Peterson-COL-6-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Peterson-COL-6-LTLFireability-03 finished in 1329 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)||(X(G(p1))&&G(p2))))'
Support contains 378 out of 1330 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1330/1330 places, 2030/2030 transitions.
Applied a total of 0 rules in 59 ms. Remains 1330 /1330 variables (removed 0) and now considering 2030/2030 (removed 0) transitions.
[2023-03-18 05:28:04] [INFO ] Flow matrix only has 1820 transitions (discarded 210 similar events)
[2023-03-18 05:28:04] [INFO ] Invariant cache hit.
[2023-03-18 05:28:05] [INFO ] Implicit Places using invariants in 773 ms returned [0, 1, 2, 3, 4, 5, 6]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 784 ms to find 7 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 1323/1330 places, 2030/2030 transitions.
Applied a total of 0 rules in 38 ms. Remains 1323 /1323 variables (removed 0) and now considering 2030/2030 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 882 ms. Remains : 1323/1330 places, 2030/2030 transitions.
Stuttering acceptance computed with spot in 169 ms :[(OR (AND p0 (NOT p2)) (AND p0 (NOT p1))), (OR (AND p0 (NOT p2)) (AND p0 (NOT p1))), p0]
Running random walk in product with property : Peterson-COL-6-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=(AND p0 p2), acceptance={} source=0 dest: 1}, { cond=(AND p0 (NOT p2)), acceptance={} source=0 dest: 2}], [{ cond=(AND p0 p2 p1), acceptance={} source=1 dest: 1}, { cond=(OR (AND p0 (NOT p2)) (AND p0 (NOT p1))), acceptance={} source=1 dest: 2}], [{ cond=p0, acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(AND (OR (LT s63 1) (LT s99 1)) (OR (LT s75 1) (LT s130 1)) (OR (LT s60 1) (LT s122 1)) (OR (LT s78 1) (LT s107 1)) (OR (LT s94 1) (LT s121 1)) (OR (LT...], 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 19940 reset in 2467 ms.
Product exploration explored 100000 steps with 19929 reset in 1923 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 (NOT p2) (NOT p1)), (X (OR (AND p0 (NOT p2)) (AND p0 (NOT p1)))), (X (NOT (AND p0 p2 p1))), (X p0), (X (X (NOT (AND p0 p2 p1))))]
False Knowledge obtained : [(X (X (OR (AND p0 (NOT p2)) (AND p0 (NOT p1))))), (X (X (NOT (OR (AND p0 (NOT p2)) (AND p0 (NOT p1)))))), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 5 factoid took 295 ms. Reduced automaton from 3 states, 5 edges and 3 AP (stutter sensitive) to 2 states, 2 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 68 ms :[p0, p0]
Finished random walk after 5 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=2 )
Knowledge obtained : [(AND p0 (NOT p2) (NOT p1)), (X (OR (AND p0 (NOT p2)) (AND p0 (NOT p1)))), (X (NOT (AND p0 p2 p1))), (X p0), (X (X (NOT (AND p0 p2 p1))))]
False Knowledge obtained : [(X (X (OR (AND p0 (NOT p2)) (AND p0 (NOT p1))))), (X (X (NOT (OR (AND p0 (NOT p2)) (AND p0 (NOT p1)))))), (X (X p0)), (X (X (NOT p0))), (F (NOT p0))]
Knowledge based reduction with 5 factoid took 393 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 49 ms :[p0]
Stuttering acceptance computed with spot in 50 ms :[p0]
[2023-03-18 05:28:10] [INFO ] Flow matrix only has 1820 transitions (discarded 210 similar events)
// Phase 1: matrix 1820 rows 1323 cols
[2023-03-18 05:28:10] [INFO ] Computed 20 place invariants in 15 ms
[2023-03-18 05:28:13] [INFO ] [Real]Absence check using 20 positive place invariants in 54 ms returned sat
[2023-03-18 05:28:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 05:28:17] [INFO ] [Real]Absence check using state equation in 3434 ms returned sat
[2023-03-18 05:28:17] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 05:28:20] [INFO ] [Nat]Absence check using 20 positive place invariants in 41 ms returned sat
[2023-03-18 05:28:20] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 05:28:23] [INFO ] [Nat]Absence check using state equation in 3103 ms returned sat
[2023-03-18 05:28:23] [INFO ] State equation strengthened by 330 read => feed constraints.
[2023-03-18 05:28:23] [INFO ] [Nat]Added 330 Read/Feed constraints in 390 ms returned sat
[2023-03-18 05:28:25] [INFO ] Deduced a trap composed of 35 places in 1166 ms of which 1 ms to minimize.
[2023-03-18 05:28:26] [INFO ] Deduced a trap composed of 12 places in 1081 ms of which 2 ms to minimize.
[2023-03-18 05:28:27] [INFO ] Deduced a trap composed of 35 places in 1021 ms of which 2 ms to minimize.
[2023-03-18 05:28:28] [INFO ] Deduced a trap composed of 50 places in 1262 ms of which 2 ms to minimize.
[2023-03-18 05:28:29] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 5459 ms
[2023-03-18 05:28:29] [INFO ] Computed and/alt/rep : 1729/3542/1729 causal constraints (skipped 84 transitions) in 219 ms.
[2023-03-18 05:28:32] [INFO ] Added : 55 causal constraints over 11 iterations in 3223 ms. Result :unknown
Could not prove EG p0
Support contains 84 out of 1323 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 : 1323/1323 places, 2030/2030 transitions.
Drop transitions removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 1323 transition count 2024
Reduce places removed 6 places and 0 transitions.
Performed 294 Post agglomeration using F-continuation condition.Transition count delta: 294
Iterating post reduction 1 with 300 rules applied. Total rules applied 306 place count 1317 transition count 1730
Reduce places removed 294 places and 0 transitions.
Iterating post reduction 2 with 294 rules applied. Total rules applied 600 place count 1023 transition count 1730
Performed 42 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 42 Pre rules applied. Total rules applied 600 place count 1023 transition count 1688
Deduced a syphon composed of 42 places in 2 ms
Reduce places removed 42 places and 0 transitions.
Iterating global reduction 3 with 84 rules applied. Total rules applied 684 place count 981 transition count 1688
Performed 36 Post agglomeration using F-continuation condition.Transition count delta: 36
Deduced a syphon composed of 36 places in 1 ms
Reduce places removed 36 places and 0 transitions.
Iterating global reduction 3 with 72 rules applied. Total rules applied 756 place count 945 transition count 1652
Applied a total of 756 rules in 466 ms. Remains 945 /1323 variables (removed 378) and now considering 1652/2030 (removed 378) transitions.
[2023-03-18 05:28:32] [INFO ] Flow matrix only has 1442 transitions (discarded 210 similar events)
// Phase 1: matrix 1442 rows 945 cols
[2023-03-18 05:28:32] [INFO ] Computed 20 place invariants in 12 ms
[2023-03-18 05:28:33] [INFO ] Implicit Places using invariants in 609 ms returned []
[2023-03-18 05:28:33] [INFO ] Flow matrix only has 1442 transitions (discarded 210 similar events)
[2023-03-18 05:28:33] [INFO ] Invariant cache hit.
[2023-03-18 05:28:34] [INFO ] State equation strengthened by 330 read => feed constraints.
[2023-03-18 05:28:38] [INFO ] Implicit Places using invariants and state equation in 4601 ms returned []
Implicit Place search using SMT with State Equation took 5213 ms to find 0 implicit places.
[2023-03-18 05:28:38] [INFO ] Redundant transitions in 281 ms returned []
[2023-03-18 05:28:38] [INFO ] Flow matrix only has 1442 transitions (discarded 210 similar events)
[2023-03-18 05:28:38] [INFO ] Invariant cache hit.
[2023-03-18 05:28:40] [INFO ] Dead Transitions using invariants and state equation in 1891 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 945/1323 places, 1652/2030 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 7859 ms. Remains : 945/1323 places, 1652/2030 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0)]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 2 factoid took 120 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 34 ms :[p0]
Finished random walk after 3 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=3 )
Knowledge obtained : [p0, (X p0)]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0))), (F (NOT p0))]
Knowledge based reduction with 2 factoid took 131 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 34 ms :[p0]
Stuttering acceptance computed with spot in 38 ms :[p0]
[2023-03-18 05:28:40] [INFO ] Flow matrix only has 1442 transitions (discarded 210 similar events)
[2023-03-18 05:28:40] [INFO ] Invariant cache hit.
[2023-03-18 05:28:44] [INFO ] [Real]Absence check using 20 positive place invariants in 41 ms returned sat
[2023-03-18 05:28:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 05:28:46] [INFO ] [Real]Absence check using state equation in 2167 ms returned sat
[2023-03-18 05:28:46] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 05:28:49] [INFO ] [Nat]Absence check using 20 positive place invariants in 24 ms returned sat
[2023-03-18 05:28:49] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 05:28:51] [INFO ] [Nat]Absence check using state equation in 2133 ms returned sat
[2023-03-18 05:28:51] [INFO ] State equation strengthened by 330 read => feed constraints.
[2023-03-18 05:28:51] [INFO ] [Nat]Added 330 Read/Feed constraints in 267 ms returned sat
[2023-03-18 05:28:52] [INFO ] Deduced a trap composed of 54 places in 913 ms of which 2 ms to minimize.
[2023-03-18 05:28:53] [INFO ] Deduced a trap composed of 17 places in 894 ms of which 3 ms to minimize.
[2023-03-18 05:28:54] [INFO ] Deduced a trap composed of 35 places in 737 ms of which 1 ms to minimize.
[2023-03-18 05:28:55] [INFO ] Deduced a trap composed of 41 places in 863 ms of which 2 ms to minimize.
[2023-03-18 05:28:56] [INFO ] Deduced a trap composed of 58 places in 799 ms of which 1 ms to minimize.
[2023-03-18 05:28:57] [INFO ] Deduced a trap composed of 56 places in 756 ms of which 2 ms to minimize.
[2023-03-18 05:28:57] [INFO ] Deduced a trap composed of 64 places in 667 ms of which 1 ms to minimize.
[2023-03-18 05:28:58] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 6627 ms
[2023-03-18 05:28:58] [INFO ] Computed and/alt/rep : 1351/3374/1351 causal constraints (skipped 84 transitions) in 167 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:614)
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.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)
[2023-03-18 05:29:01] [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 p0
Could not prove EG p0
Stuttering acceptance computed with spot in 59 ms :[p0]
Product exploration explored 100000 steps with 19934 reset in 1503 ms.
Product exploration explored 100000 steps with 19910 reset in 968 ms.
Support contains 84 out of 945 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 945/945 places, 1652/1652 transitions.
Drop transitions removed 288 transitions
Trivial Post-agglo rules discarded 288 transitions
Performed 288 trivial Post agglomeration. Transition count delta: 288
Iterating post reduction 0 with 288 rules applied. Total rules applied 288 place count 945 transition count 1364
Reduce places removed 288 places and 0 transitions.
Iterating post reduction 1 with 288 rules applied. Total rules applied 576 place count 657 transition count 1364
Performed 252 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 252 Pre rules applied. Total rules applied 576 place count 657 transition count 1112
Deduced a syphon composed of 252 places in 0 ms
Reduce places removed 252 places and 0 transitions.
Iterating global reduction 2 with 504 rules applied. Total rules applied 1080 place count 405 transition count 1112
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 1092 place count 399 transition count 1106
Applied a total of 1092 rules in 70 ms. Remains 399 /945 variables (removed 546) and now considering 1106/1652 (removed 546) transitions.
[2023-03-18 05:29:04] [INFO ] Flow matrix only has 896 transitions (discarded 210 similar events)
// Phase 1: matrix 896 rows 399 cols
[2023-03-18 05:29:04] [INFO ] Computed 20 place invariants in 4 ms
[2023-03-18 05:29:04] [INFO ] Implicit Places using invariants in 370 ms returned []
[2023-03-18 05:29:04] [INFO ] Flow matrix only has 896 transitions (discarded 210 similar events)
[2023-03-18 05:29:04] [INFO ] Invariant cache hit.
[2023-03-18 05:29:04] [INFO ] State equation strengthened by 330 read => feed constraints.
[2023-03-18 05:29:06] [INFO ] Implicit Places using invariants and state equation in 2465 ms returned []
Implicit Place search using SMT with State Equation took 2838 ms to find 0 implicit places.
[2023-03-18 05:29:06] [INFO ] Redundant transitions in 83 ms returned []
[2023-03-18 05:29:06] [INFO ] Flow matrix only has 896 transitions (discarded 210 similar events)
[2023-03-18 05:29:06] [INFO ] Invariant cache hit.
[2023-03-18 05:29:08] [INFO ] Dead Transitions using invariants and state equation in 1081 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 399/945 places, 1106/1652 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 4082 ms. Remains : 399/945 places, 1106/1652 transitions.
Treatment of property Peterson-COL-6-LTLFireability-04 finished in 63949 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((X(F((p1&&F(p2))))||p0))))'
Support contains 301 out of 1330 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1330/1330 places, 2030/2030 transitions.
Applied a total of 0 rules in 50 ms. Remains 1330 /1330 variables (removed 0) and now considering 2030/2030 (removed 0) transitions.
[2023-03-18 05:29:08] [INFO ] Flow matrix only has 1820 transitions (discarded 210 similar events)
// Phase 1: matrix 1820 rows 1330 cols
[2023-03-18 05:29:08] [INFO ] Computed 27 place invariants in 20 ms
[2023-03-18 05:29:09] [INFO ] Implicit Places using invariants in 653 ms returned [0, 1, 2, 3, 4, 5, 6]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 655 ms to find 7 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 1323/1330 places, 2030/2030 transitions.
Applied a total of 0 rules in 32 ms. Remains 1323 /1323 variables (removed 0) and now considering 2030/2030 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 739 ms. Remains : 1323/1330 places, 2030/2030 transitions.
Stuttering acceptance computed with spot in 155 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : Peterson-COL-6-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=2 dest: 2}, { cond=(AND (NOT p0) p1 (NOT p2)), acceptance={0} source=2 dest: 3}], [{ cond=(AND (NOT p0) (NOT p2)), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(OR (GEQ s1315 1) (GEQ s1119 1) (GEQ s1056 1) (GEQ s1189 1) (GEQ s1126 1) (GEQ s1252 1) (GEQ s1063 1) (GEQ s1133 1) (GEQ s1259 1) (GEQ s1070 1) (GEQ s1...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 0 reset in 947 ms.
Stack based approach found an accepted trace after 365 steps with 0 reset with depth 366 and stack size 366 in 4 ms.
FORMULA Peterson-COL-6-LTLFireability-05 FALSE TECHNIQUES STACK_TEST
Treatment of property Peterson-COL-6-LTLFireability-05 finished in 1873 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)))))'
Support contains 42 out of 1330 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1330/1330 places, 2030/2030 transitions.
Applied a total of 0 rules in 35 ms. Remains 1330 /1330 variables (removed 0) and now considering 2030/2030 (removed 0) transitions.
[2023-03-18 05:29:10] [INFO ] Flow matrix only has 1820 transitions (discarded 210 similar events)
[2023-03-18 05:29:10] [INFO ] Invariant cache hit.
[2023-03-18 05:29:11] [INFO ] Implicit Places using invariants in 964 ms returned [0, 1, 2, 3, 4, 5, 6]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 967 ms to find 7 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 1323/1330 places, 2030/2030 transitions.
Applied a total of 0 rules in 54 ms. Remains 1323 /1323 variables (removed 0) and now considering 2030/2030 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1057 ms. Remains : 1323/1330 places, 2030/2030 transitions.
Stuttering acceptance computed with spot in 170 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true]
Running random walk in product with property : Peterson-COL-6-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}], [{ cond=p0, acceptance={} source=1 dest: 0}, { cond=(NOT p0), acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={0} source=3 dest: 3}]], initial=2, aps=[p1:(AND (LT s463 1) (LT s445 1) (LT s475 1) (LT s457 1) (LT s439 1) (LT s469 1) (LT s451 1)), p0:(OR (GEQ s448 1) (GEQ s447 1) (GEQ s446 1) (GEQ s444 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][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA Peterson-COL-6-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Peterson-COL-6-LTLFireability-06 finished in 1250 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(((p1 U X(G(!p2)))&&p0)))'
Support contains 350 out of 1330 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1330/1330 places, 2030/2030 transitions.
Applied a total of 0 rules in 34 ms. Remains 1330 /1330 variables (removed 0) and now considering 2030/2030 (removed 0) transitions.
[2023-03-18 05:29:11] [INFO ] Flow matrix only has 1820 transitions (discarded 210 similar events)
[2023-03-18 05:29:11] [INFO ] Invariant cache hit.
[2023-03-18 05:29:12] [INFO ] Implicit Places using invariants in 1025 ms returned []
[2023-03-18 05:29:12] [INFO ] Flow matrix only has 1820 transitions (discarded 210 similar events)
[2023-03-18 05:29:12] [INFO ] Invariant cache hit.
[2023-03-18 05:29:13] [INFO ] State equation strengthened by 330 read => feed constraints.
[2023-03-18 05:29:21] [INFO ] Implicit Places using invariants and state equation in 9094 ms returned []
Implicit Place search using SMT with State Equation took 10120 ms to find 0 implicit places.
[2023-03-18 05:29:21] [INFO ] Flow matrix only has 1820 transitions (discarded 210 similar events)
[2023-03-18 05:29:21] [INFO ] Invariant cache hit.
[2023-03-18 05:29:23] [INFO ] Dead Transitions using invariants and state equation in 2325 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 12482 ms. Remains : 1330/1330 places, 2030/2030 transitions.
Stuttering acceptance computed with spot in 174 ms :[(OR (NOT p0) p2), (OR (NOT p0) p2), true, p2, p2]
Running random walk in product with property : Peterson-COL-6-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 3}, { cond=(AND p0 p1), acceptance={} source=1 dest: 4}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=p2, acceptance={} source=3 dest: 2}, { cond=(NOT p2), acceptance={} source=3 dest: 3}], [{ cond=(NOT p1), acceptance={} source=4 dest: 3}, { cond=(AND p1 (NOT p2)), acceptance={} source=4 dest: 4}, { cond=(AND p1 p2), acceptance={0} source=4 dest: 4}]], initial=0, aps=[p0:(AND (OR (GEQ s1322 1) (GEQ s1126 1) (GEQ s1063 1) (GEQ s1196 1) (GEQ s1133 1) (GEQ s1259 1) (GEQ s1070 1) (GEQ s1140 1) (GEQ s1266 1) (GEQ s1077 1) (G...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA Peterson-COL-6-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Peterson-COL-6-LTLFireability-07 finished in 12686 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)||(p1&&F(!p0)&&(G(p3)||p2)))))'
Support contains 161 out of 1330 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1330/1330 places, 2030/2030 transitions.
Drop transitions removed 576 transitions
Trivial Post-agglo rules discarded 576 transitions
Performed 576 trivial Post agglomeration. Transition count delta: 576
Iterating post reduction 0 with 576 rules applied. Total rules applied 576 place count 1330 transition count 1454
Reduce places removed 576 places and 0 transitions.
Iterating post reduction 1 with 576 rules applied. Total rules applied 1152 place count 754 transition count 1454
Performed 265 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 265 Pre rules applied. Total rules applied 1152 place count 754 transition count 1189
Deduced a syphon composed of 265 places in 1 ms
Reduce places removed 265 places and 0 transitions.
Iterating global reduction 2 with 530 rules applied. Total rules applied 1682 place count 489 transition count 1189
Applied a total of 1682 rules in 63 ms. Remains 489 /1330 variables (removed 841) and now considering 1189/2030 (removed 841) transitions.
[2023-03-18 05:29:24] [INFO ] Flow matrix only has 979 transitions (discarded 210 similar events)
// Phase 1: matrix 979 rows 489 cols
[2023-03-18 05:29:24] [INFO ] Computed 27 place invariants in 5 ms
[2023-03-18 05:29:24] [INFO ] Implicit Places using invariants in 596 ms returned [0, 1, 2, 3, 4, 5, 6]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 600 ms to find 7 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 482/1330 places, 1189/2030 transitions.
Applied a total of 0 rules in 32 ms. Remains 482 /482 variables (removed 0) and now considering 1189/1189 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 698 ms. Remains : 482/1330 places, 1189/2030 transitions.
Stuttering acceptance computed with spot in 315 ms :[p0, (AND p0 (NOT p3)), p0, (AND p0 (NOT p3))]
Running random walk in product with property : Peterson-COL-6-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=(OR (AND (NOT p1) (NOT p0)) (AND (NOT p0) (NOT p2) (NOT p3))), acceptance={0} source=0 dest: 0}, { cond=(OR (AND (NOT p1) p0) (AND p0 (NOT p2) (NOT p3))), acceptance={0, 1} source=0 dest: 0}, { cond=(AND p1 (NOT p0) (NOT p2) p3), acceptance={} source=0 dest: 1}, { cond=(AND p1 p0 (NOT p2) p3), acceptance={1} source=0 dest: 1}, { cond=(OR (AND p1 p0 p2) (AND p1 p0 p3)), acceptance={} source=0 dest: 2}], [{ cond=(OR (AND (NOT p1) (NOT p0) (NOT p3)) (AND (NOT p0) (NOT p2) (NOT p3))), acceptance={0} source=1 dest: 0}, { cond=(OR (AND (NOT p1) p0 (NOT p3)) (AND p0 (NOT p2) (NOT p3))), acceptance={0, 1} source=1 dest: 0}, { cond=(OR (AND (NOT p1) (NOT p0) p3) (AND (NOT p0) (NOT p2) p3)), acceptance={} source=1 dest: 1}, { cond=(OR (AND (NOT p1) p0 p3) (AND p0 (NOT p2) p3)), acceptance={1} source=1 dest: 1}, { cond=(AND p1 p0 p2 (NOT p3)), acceptance={} source=1 dest: 2}, { cond=(AND p1 p0 p2 p3), acceptance={} source=1 dest: 3}], [{ cond=p0, acceptance={0, 1} source=2 dest: 2}], [{ cond=(AND p0 (NOT p3)), acceptance={} source=3 dest: 2}, { cond=(AND p0 p3), acceptance={} source=3 dest: 3}]], initial=0, aps=[p1:(OR (GEQ s196 1) (GEQ s195 1) (GEQ s194 1) (GEQ s192 1) (GEQ s191 1) (GEQ s190 1) (GEQ s189 1) (GEQ s204 1) (GEQ s203 1) (GEQ s202 1) (GEQ s201 1) (GEQ...], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null, null][true, true, true, true]]
Product exploration explored 100000 steps with 19903 reset in 3624 ms.
Product exploration explored 100000 steps with 19902 reset in 3793 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) p0 (NOT p2) (NOT p3)), (X (OR (AND (NOT p1) p0 (NOT p3)) (AND p0 (NOT p2) (NOT p3)))), (X (NOT (OR (AND (NOT p1) (NOT p0) p3) (AND (NOT p0) (NOT p2) p3)))), (X (NOT (OR (AND (NOT p1) (NOT p0)) (AND (NOT p0) (NOT p2) (NOT p3))))), (X (NOT (OR (AND p1 p0 p2) (AND p1 p0 p3)))), (X (NOT (AND p1 p0 p2 (NOT p3)))), (X (OR (AND (NOT p1) p0) (AND p0 (NOT p2) (NOT p3)))), (X (NOT (OR (AND (NOT p1) (NOT p0) (NOT p3)) (AND (NOT p0) (NOT p2) (NOT p3))))), (X (NOT (OR (AND (NOT p1) p0 p3) (AND p0 (NOT p2) p3)))), (X (NOT (AND p1 p0 (NOT p2) p3))), (X (NOT (AND p1 p0 p2 p3))), (X p0), (X (NOT (AND p1 (NOT p0) (NOT p2) p3))), (X (X (NOT (AND p0 p3)))), (X (X (NOT (OR (AND p1 p0 p2) (AND p1 p0 p3))))), (X (X (NOT (AND p1 p0 p2 (NOT p3))))), (X (X (NOT (AND p1 p0 (NOT p2) p3)))), (X (X (NOT (OR (AND (NOT p1) (NOT p0) p3) (AND (NOT p0) (NOT p2) p3))))), (X (X (NOT (OR (AND (NOT p1) (NOT p0)) (AND (NOT p0) (NOT p2) (NOT p3)))))), (X (X (NOT (OR (AND (NOT p1) (NOT p0) (NOT p3)) (AND (NOT p0) (NOT p2) (NOT p3)))))), (X (X (NOT (OR (AND (NOT p1) p0 p3) (AND p0 (NOT p2) p3))))), (X (X (NOT (AND p1 p0 p2 p3)))), (X (X (NOT (AND p1 (NOT p0) (NOT p2) p3))))]
False Knowledge obtained : [(X (X (OR (AND (NOT p1) p0) (AND p0 (NOT p2) (NOT p3))))), (X (X (NOT (OR (AND (NOT p1) p0) (AND p0 (NOT p2) (NOT p3)))))), (X (X (AND p0 (NOT p3)))), (X (X (NOT (AND p0 (NOT p3))))), (X (X (OR (AND (NOT p1) p0 (NOT p3)) (AND p0 (NOT p2) (NOT p3))))), (X (X (NOT (OR (AND (NOT p1) p0 (NOT p3)) (AND p0 (NOT p2) (NOT p3)))))), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 23 factoid took 1849 ms. Reduced automaton from 4 states, 14 edges and 4 AP (stutter insensitive) to 4 states, 14 edges and 4 AP (stutter insensitive).
Stuttering acceptance computed with spot in 239 ms :[p0, (AND p0 (NOT p3)), p0, (AND p0 (NOT p3))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 973 ms. (steps per millisecond=10 ) properties (out of 14) seen :4
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 392 ms. (steps per millisecond=25 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 312 ms. (steps per millisecond=32 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 242 ms. (steps per millisecond=41 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 342 ms. (steps per millisecond=29 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 314 ms. (steps per millisecond=31 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 347 ms. (steps per millisecond=28 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 339 ms. (steps per millisecond=29 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 208 ms. (steps per millisecond=48 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 283 ms. (steps per millisecond=35 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 208 ms. (steps per millisecond=48 ) properties (out of 10) seen :0
Running SMT prover for 10 properties.
[2023-03-18 05:29:38] [INFO ] Flow matrix only has 979 transitions (discarded 210 similar events)
// Phase 1: matrix 979 rows 482 cols
[2023-03-18 05:29:38] [INFO ] Computed 20 place invariants in 5 ms
[2023-03-18 05:29:41] [INFO ] [Real]Absence check using 20 positive place invariants in 10 ms returned sat
[2023-03-18 05:29:41] [INFO ] After 233ms SMT Verify possible using all constraints in real domain returned unsat :6 sat :0 real:4
[2023-03-18 05:29:41] [INFO ] [Nat]Absence check using 20 positive place invariants in 11 ms returned sat
[2023-03-18 05:29:47] [INFO ] After 5150ms SMT Verify possible using state equation in natural domain returned unsat :6 sat :4
[2023-03-18 05:29:47] [INFO ] State equation strengthened by 330 read => feed constraints.
[2023-03-18 05:29:51] [INFO ] After 4780ms SMT Verify possible using 330 Read/Feed constraints in natural domain returned unsat :6 sat :4
[2023-03-18 05:29:53] [INFO ] Deduced a trap composed of 14 places in 195 ms of which 1 ms to minimize.
[2023-03-18 05:29:53] [INFO ] Deduced a trap composed of 36 places in 314 ms of which 1 ms to minimize.
[2023-03-18 05:29:54] [INFO ] Deduced a trap composed of 20 places in 436 ms of which 1 ms to minimize.
[2023-03-18 05:29:54] [INFO ] Deduced a trap composed of 58 places in 434 ms of which 2 ms to minimize.
[2023-03-18 05:29:55] [INFO ] Deduced a trap composed of 45 places in 427 ms of which 3 ms to minimize.
[2023-03-18 05:29:55] [INFO ] Deduced a trap composed of 40 places in 359 ms of which 1 ms to minimize.
[2023-03-18 05:29:56] [INFO ] Deduced a trap composed of 49 places in 394 ms of which 1 ms to minimize.
[2023-03-18 05:29:56] [INFO ] Deduced a trap composed of 24 places in 406 ms of which 1 ms to minimize.
[2023-03-18 05:29:57] [INFO ] Deduced a trap composed of 30 places in 415 ms of which 1 ms to minimize.
[2023-03-18 05:29:57] [INFO ] Deduced a trap composed of 23 places in 359 ms of which 1 ms to minimize.
[2023-03-18 05:29:58] [INFO ] Deduced a trap composed of 76 places in 362 ms of which 1 ms to minimize.
[2023-03-18 05:29:58] [INFO ] Deduced a trap composed of 62 places in 381 ms of which 1 ms to minimize.
[2023-03-18 05:29:58] [INFO ] Deduced a trap composed of 42 places in 363 ms of which 1 ms to minimize.
[2023-03-18 05:29:59] [INFO ] Trap strengthening (SAT) tested/added 14/13 trap constraints in 6133 ms
[2023-03-18 05:30:01] [INFO ] Deduced a trap composed of 25 places in 437 ms of which 1 ms to minimize.
[2023-03-18 05:30:02] [INFO ] Deduced a trap composed of 32 places in 407 ms of which 1 ms to minimize.
[2023-03-18 05:30:02] [INFO ] Deduced a trap composed of 45 places in 458 ms of which 1 ms to minimize.
[2023-03-18 05:30:03] [INFO ] Deduced a trap composed of 22 places in 456 ms of which 1 ms to minimize.
[2023-03-18 05:30:04] [INFO ] Deduced a trap composed of 12 places in 463 ms of which 1 ms to minimize.
[2023-03-18 05:30:04] [INFO ] Deduced a trap composed of 14 places in 455 ms of which 1 ms to minimize.
[2023-03-18 05:30:05] [INFO ] Deduced a trap composed of 34 places in 435 ms of which 1 ms to minimize.
[2023-03-18 05:30:05] [INFO ] Deduced a trap composed of 34 places in 446 ms of which 6 ms to minimize.
[2023-03-18 05:30:06] [INFO ] Deduced a trap composed of 25 places in 418 ms of which 1 ms to minimize.
[2023-03-18 05:30:07] [INFO ] Deduced a trap composed of 24 places in 430 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)
[2023-03-18 05:30:07] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-18 05:30:07] [INFO ] After 25452ms SMT Verify possible using all constraints in natural domain returned unsat :6 sat :0 real:4
Fused 10 Parikh solutions to 3 different solutions.
Parikh walk visited 0 properties in 44 ms.
Support contains 161 out of 482 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 482/482 places, 1189/1189 transitions.
Applied a total of 0 rules in 65 ms. Remains 482 /482 variables (removed 0) and now considering 1189/1189 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66 ms. Remains : 482/482 places, 1189/1189 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 700 ms. (steps per millisecond=14 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 221 ms. (steps per millisecond=45 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 290 ms. (steps per millisecond=34 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 272 ms. (steps per millisecond=36 ) properties (out of 4) 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 4) seen :0
Interrupted probabilistic random walk after 241648 steps, run timeout after 3001 ms. (steps per millisecond=80 ) properties seen :{2=1, 3=1}
Probabilistic random walk after 241648 steps, saw 47680 distinct states, run finished after 3002 ms. (steps per millisecond=80 ) properties seen :2
Running SMT prover for 2 properties.
[2023-03-18 05:30:11] [INFO ] Flow matrix only has 979 transitions (discarded 210 similar events)
[2023-03-18 05:30:11] [INFO ] Invariant cache hit.
[2023-03-18 05:30:12] [INFO ] [Real]Absence check using 20 positive place invariants in 15 ms returned sat
[2023-03-18 05:30:12] [INFO ] After 194ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-18 05:30:12] [INFO ] [Nat]Absence check using 20 positive place invariants in 14 ms returned sat
[2023-03-18 05:30:16] [INFO ] After 4013ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-18 05:30:16] [INFO ] State equation strengthened by 330 read => feed constraints.
[2023-03-18 05:30:19] [INFO ] After 3128ms SMT Verify possible using 330 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-18 05:30:21] [INFO ] Deduced a trap composed of 12 places in 389 ms of which 1 ms to minimize.
[2023-03-18 05:30:22] [INFO ] Deduced a trap composed of 12 places in 387 ms of which 1 ms to minimize.
[2023-03-18 05:30:22] [INFO ] Deduced a trap composed of 36 places in 389 ms of which 5 ms to minimize.
[2023-03-18 05:30:23] [INFO ] Deduced a trap composed of 24 places in 387 ms of which 1 ms to minimize.
[2023-03-18 05:30:23] [INFO ] Deduced a trap composed of 39 places in 401 ms of which 1 ms to minimize.
[2023-03-18 05:30:24] [INFO ] Deduced a trap composed of 26 places in 420 ms of which 1 ms to minimize.
[2023-03-18 05:30:24] [INFO ] Deduced a trap composed of 24 places in 404 ms of which 1 ms to minimize.
[2023-03-18 05:30:25] [INFO ] Deduced a trap composed of 14 places in 417 ms of which 1 ms to minimize.
[2023-03-18 05:30:25] [INFO ] Deduced a trap composed of 71 places in 463 ms of which 1 ms to minimize.
[2023-03-18 05:30:26] [INFO ] Deduced a trap composed of 68 places in 466 ms of which 1 ms to minimize.
[2023-03-18 05:30:26] [INFO ] Deduced a trap composed of 15 places in 400 ms of which 1 ms to minimize.
[2023-03-18 05:30:27] [INFO ] Deduced a trap composed of 41 places in 466 ms of which 4 ms to minimize.
[2023-03-18 05:30:28] [INFO ] Deduced a trap composed of 13 places in 467 ms of which 1 ms to minimize.
[2023-03-18 05:30:28] [INFO ] Deduced a trap composed of 43 places in 487 ms of which 3 ms to minimize.
[2023-03-18 05:30:29] [INFO ] Deduced a trap composed of 37 places in 483 ms of which 1 ms to minimize.
[2023-03-18 05:30:29] [INFO ] Deduced a trap composed of 23 places in 450 ms of which 2 ms to minimize.
[2023-03-18 05:30:30] [INFO ] Deduced a trap composed of 39 places in 464 ms of which 1 ms to minimize.
[2023-03-18 05:30:31] [INFO ] Deduced a trap composed of 33 places in 476 ms of which 2 ms to minimize.
[2023-03-18 05:30:31] [INFO ] Deduced a trap composed of 47 places in 432 ms of which 1 ms to minimize.
[2023-03-18 05:30:32] [INFO ] Deduced a trap composed of 33 places in 430 ms of which 1 ms to minimize.
[2023-03-18 05:30:32] [INFO ] Deduced a trap composed of 30 places in 415 ms of which 2 ms to minimize.
[2023-03-18 05:30:33] [INFO ] Deduced a trap composed of 39 places in 362 ms of which 1 ms to minimize.
[2023-03-18 05:30:33] [INFO ] Deduced a trap composed of 82 places in 384 ms of which 1 ms to minimize.
[2023-03-18 05:30:34] [INFO ] Deduced a trap composed of 55 places in 370 ms of which 1 ms to minimize.
[2023-03-18 05:30:34] [INFO ] Deduced a trap composed of 54 places in 392 ms of which 1 ms to minimize.
[2023-03-18 05:30:35] [INFO ] Deduced a trap composed of 33 places in 412 ms of which 1 ms to minimize.
[2023-03-18 05:30:35] [INFO ] Deduced a trap composed of 22 places in 442 ms of which 1 ms to minimize.
[2023-03-18 05:30:36] [INFO ] Deduced a trap composed of 23 places in 438 ms of which 1 ms to minimize.
[2023-03-18 05:30:37] [INFO ] Deduced a trap composed of 64 places in 422 ms of which 1 ms to minimize.
[2023-03-18 05:30:37] [INFO ] Deduced a trap composed of 66 places in 338 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)
[2023-03-18 05:30:37] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-18 05:30:37] [INFO ] After 25050ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:2
Parikh walk visited 0 properties in 48 ms.
Support contains 161 out of 482 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 482/482 places, 1189/1189 transitions.
Applied a total of 0 rules in 34 ms. Remains 482 /482 variables (removed 0) and now considering 1189/1189 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34 ms. Remains : 482/482 places, 1189/1189 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 371 ms. (steps per millisecond=26 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 288 ms. (steps per millisecond=34 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 393 ms. (steps per millisecond=25 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 243896 steps, run timeout after 3001 ms. (steps per millisecond=81 ) properties seen :{}
Probabilistic random walk after 243896 steps, saw 47680 distinct states, run finished after 3002 ms. (steps per millisecond=81 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-18 05:30:41] [INFO ] Flow matrix only has 979 transitions (discarded 210 similar events)
[2023-03-18 05:30:41] [INFO ] Invariant cache hit.
[2023-03-18 05:30:42] [INFO ] [Real]Absence check using 20 positive place invariants in 14 ms returned sat
[2023-03-18 05:30:42] [INFO ] After 234ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-18 05:30:42] [INFO ] [Nat]Absence check using 20 positive place invariants in 15 ms returned sat
[2023-03-18 05:30:46] [INFO ] After 3751ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-18 05:30:46] [INFO ] State equation strengthened by 330 read => feed constraints.
[2023-03-18 05:30:49] [INFO ] After 3558ms SMT Verify possible using 330 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-18 05:30:51] [INFO ] Deduced a trap composed of 12 places in 200 ms of which 1 ms to minimize.
[2023-03-18 05:30:51] [INFO ] Deduced a trap composed of 12 places in 382 ms of which 1 ms to minimize.
[2023-03-18 05:30:52] [INFO ] Deduced a trap composed of 36 places in 387 ms of which 1 ms to minimize.
[2023-03-18 05:30:52] [INFO ] Deduced a trap composed of 24 places in 360 ms of which 1 ms to minimize.
[2023-03-18 05:30:53] [INFO ] Deduced a trap composed of 39 places in 276 ms of which 1 ms to minimize.
[2023-03-18 05:30:53] [INFO ] Deduced a trap composed of 26 places in 615 ms of which 1 ms to minimize.
[2023-03-18 05:30:54] [INFO ] Deduced a trap composed of 24 places in 321 ms of which 1 ms to minimize.
[2023-03-18 05:30:54] [INFO ] Deduced a trap composed of 14 places in 415 ms of which 1 ms to minimize.
[2023-03-18 05:30:55] [INFO ] Deduced a trap composed of 71 places in 450 ms of which 1 ms to minimize.
[2023-03-18 05:30:56] [INFO ] Deduced a trap composed of 68 places in 457 ms of which 2 ms to minimize.
[2023-03-18 05:30:56] [INFO ] Deduced a trap composed of 15 places in 379 ms of which 1 ms to minimize.
[2023-03-18 05:30:57] [INFO ] Deduced a trap composed of 41 places in 448 ms of which 0 ms to minimize.
[2023-03-18 05:30:57] [INFO ] Deduced a trap composed of 13 places in 454 ms of which 1 ms to minimize.
[2023-03-18 05:30:58] [INFO ] Deduced a trap composed of 43 places in 467 ms of which 1 ms to minimize.
[2023-03-18 05:30:58] [INFO ] Deduced a trap composed of 37 places in 460 ms of which 1 ms to minimize.
[2023-03-18 05:30:59] [INFO ] Deduced a trap composed of 23 places in 334 ms of which 1 ms to minimize.
[2023-03-18 05:30:59] [INFO ] Deduced a trap composed of 39 places in 465 ms of which 1 ms to minimize.
[2023-03-18 05:31:00] [INFO ] Deduced a trap composed of 33 places in 452 ms of which 2 ms to minimize.
[2023-03-18 05:31:00] [INFO ] Deduced a trap composed of 47 places in 427 ms of which 1 ms to minimize.
[2023-03-18 05:31:01] [INFO ] Deduced a trap composed of 33 places in 446 ms of which 1 ms to minimize.
[2023-03-18 05:31:01] [INFO ] Deduced a trap composed of 30 places in 438 ms of which 1 ms to minimize.
[2023-03-18 05:31:02] [INFO ] Deduced a trap composed of 39 places in 413 ms of which 1 ms to minimize.
[2023-03-18 05:31:02] [INFO ] Deduced a trap composed of 82 places in 400 ms of which 1 ms to minimize.
[2023-03-18 05:31:03] [INFO ] Deduced a trap composed of 55 places in 380 ms of which 1 ms to minimize.
[2023-03-18 05:31:04] [INFO ] Deduced a trap composed of 54 places in 392 ms of which 2 ms to minimize.
[2023-03-18 05:31:04] [INFO ] Deduced a trap composed of 33 places in 420 ms of which 1 ms to minimize.
[2023-03-18 05:31:05] [INFO ] Deduced a trap composed of 22 places in 411 ms of which 1 ms to minimize.
[2023-03-18 05:31:05] [INFO ] Deduced a trap composed of 23 places in 446 ms of which 1 ms to minimize.
[2023-03-18 05:31:06] [INFO ] Deduced a trap composed of 64 places in 396 ms of which 1 ms to minimize.
[2023-03-18 05:31:06] [INFO ] Deduced a trap composed of 66 places in 324 ms of which 1 ms to minimize.
[2023-03-18 05:31:07] [INFO ] Deduced a trap composed of 11 places in 438 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)
[2023-03-18 05:31:07] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-18 05:31:07] [INFO ] After 25051ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:2
Parikh walk visited 0 properties in 53 ms.
Support contains 161 out of 482 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 482/482 places, 1189/1189 transitions.
Applied a total of 0 rules in 29 ms. Remains 482 /482 variables (removed 0) and now considering 1189/1189 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30 ms. Remains : 482/482 places, 1189/1189 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 482/482 places, 1189/1189 transitions.
Applied a total of 0 rules in 31 ms. Remains 482 /482 variables (removed 0) and now considering 1189/1189 (removed 0) transitions.
[2023-03-18 05:31:07] [INFO ] Flow matrix only has 979 transitions (discarded 210 similar events)
[2023-03-18 05:31:07] [INFO ] Invariant cache hit.
[2023-03-18 05:31:08] [INFO ] Implicit Places using invariants in 507 ms returned []
[2023-03-18 05:31:08] [INFO ] Flow matrix only has 979 transitions (discarded 210 similar events)
[2023-03-18 05:31:08] [INFO ] Invariant cache hit.
[2023-03-18 05:31:08] [INFO ] State equation strengthened by 330 read => feed constraints.
[2023-03-18 05:31:10] [INFO ] Implicit Places using invariants and state equation in 2798 ms returned []
Implicit Place search using SMT with State Equation took 3308 ms to find 0 implicit places.
[2023-03-18 05:31:10] [INFO ] Redundant transitions in 35 ms returned []
[2023-03-18 05:31:10] [INFO ] Flow matrix only has 979 transitions (discarded 210 similar events)
[2023-03-18 05:31:10] [INFO ] Invariant cache hit.
[2023-03-18 05:31:11] [INFO ] Dead Transitions using invariants and state equation in 1025 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4411 ms. Remains : 482/482 places, 1189/1189 transitions.
Ensure Unique test removed 210 transitions
Reduce isomorphic transitions removed 210 transitions.
Iterating post reduction 0 with 210 rules applied. Total rules applied 210 place count 482 transition count 979
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 1 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 1 with 21 rules applied. Total rules applied 231 place count 468 transition count 972
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 1 with 14 rules applied. Total rules applied 245 place count 461 transition count 965
Drop transitions removed 210 transitions
Redundant transition composition rules discarded 210 transitions
Iterating global reduction 1 with 210 rules applied. Total rules applied 455 place count 461 transition count 755
Drop transitions removed 168 transitions
Trivial Post-agglo rules discarded 168 transitions
Performed 168 trivial Post agglomeration. Transition count delta: 168
Iterating post reduction 1 with 168 rules applied. Total rules applied 623 place count 461 transition count 587
Reduce places removed 168 places and 0 transitions.
Performed 42 Post agglomeration using F-continuation condition.Transition count delta: 42
Iterating post reduction 2 with 210 rules applied. Total rules applied 833 place count 293 transition count 545
Reduce places removed 42 places and 0 transitions.
Iterating post reduction 3 with 42 rules applied. Total rules applied 875 place count 251 transition count 545
Free-agglomeration rule applied 6 times.
Iterating global reduction 4 with 6 rules applied. Total rules applied 881 place count 251 transition count 539
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 4 with 6 rules applied. Total rules applied 887 place count 245 transition count 539
Applied a total of 887 rules in 293 ms. Remains 245 /482 variables (removed 237) and now considering 539/1189 (removed 650) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 539 rows 245 cols
[2023-03-18 05:31:12] [INFO ] Computed 13 place invariants in 2 ms
[2023-03-18 05:31:12] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-18 05:31:12] [INFO ] After 202ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-18 05:31:12] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-18 05:31:15] [INFO ] After 2591ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-18 05:31:17] [INFO ] After 5030ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 2149 ms.
[2023-03-18 05:31:19] [INFO ] After 7331ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Found 6 invariant AP formulas.
Knowledge obtained : [(AND (NOT p1) p0 (NOT p2) (NOT p3)), (X (OR (AND (NOT p1) p0 (NOT p3)) (AND p0 (NOT p2) (NOT p3)))), (X (NOT (OR (AND (NOT p1) (NOT p0) p3) (AND (NOT p0) (NOT p2) p3)))), (X (NOT (OR (AND (NOT p1) (NOT p0)) (AND (NOT p0) (NOT p2) (NOT p3))))), (X (NOT (OR (AND p1 p0 p2) (AND p1 p0 p3)))), (X (NOT (AND p1 p0 p2 (NOT p3)))), (X (OR (AND (NOT p1) p0) (AND p0 (NOT p2) (NOT p3)))), (X (NOT (OR (AND (NOT p1) (NOT p0) (NOT p3)) (AND (NOT p0) (NOT p2) (NOT p3))))), (X (NOT (OR (AND (NOT p1) p0 p3) (AND p0 (NOT p2) p3)))), (X (NOT (AND p1 p0 (NOT p2) p3))), (X (NOT (AND p1 p0 p2 p3))), (X p0), (X (NOT (AND p1 (NOT p0) (NOT p2) p3))), (X (X (NOT (AND p0 p3)))), (X (X (NOT (OR (AND p1 p0 p2) (AND p1 p0 p3))))), (X (X (NOT (AND p1 p0 p2 (NOT p3))))), (X (X (NOT (AND p1 p0 (NOT p2) p3)))), (X (X (NOT (OR (AND (NOT p1) (NOT p0) p3) (AND (NOT p0) (NOT p2) p3))))), (X (X (NOT (OR (AND (NOT p1) (NOT p0)) (AND (NOT p0) (NOT p2) (NOT p3)))))), (X (X (NOT (OR (AND (NOT p1) (NOT p0) (NOT p3)) (AND (NOT p0) (NOT p2) (NOT p3)))))), (X (X (NOT (OR (AND (NOT p1) p0 p3) (AND p0 (NOT p2) p3))))), (X (X (NOT (AND p1 p0 p2 p3)))), (X (X (NOT (AND p1 (NOT p0) (NOT p2) p3)))), (G (NOT (OR (AND (NOT p1) (NOT p0) p3) (AND (NOT p2) (NOT p0) p3)))), (G (NOT (AND p1 p2 p0 (NOT p3)))), (G (NOT (OR (AND (NOT p1) (NOT p0) (NOT p3)) (AND (NOT p2) (NOT p0) (NOT p3))))), (G (NOT (OR (AND (NOT p1) (NOT p0)) (AND (NOT p2) (NOT p0) (NOT p3))))), (G (NOT (AND p1 (NOT p2) (NOT p0) p3))), (G (NOT (AND p1 p2 p0 p3)))]
False Knowledge obtained : [(X (X (OR (AND (NOT p1) p0) (AND p0 (NOT p2) (NOT p3))))), (X (X (NOT (OR (AND (NOT p1) p0) (AND p0 (NOT p2) (NOT p3)))))), (X (X (AND p0 (NOT p3)))), (X (X (NOT (AND p0 (NOT p3))))), (X (X (OR (AND (NOT p1) p0 (NOT p3)) (AND p0 (NOT p2) (NOT p3))))), (X (X (NOT (OR (AND (NOT p1) p0 (NOT p3)) (AND p0 (NOT p2) (NOT p3)))))), (X (X p0)), (X (X (NOT p0))), (F (OR (AND (NOT p1) p0 p3) (AND (NOT p2) p0 p3))), (F (NOT (OR (AND (NOT p1) p0 (NOT p3)) (AND (NOT p2) p0 (NOT p3))))), (F (AND p0 p3)), (F (NOT (AND p0 (NOT p3)))), (F (NOT (OR (AND (NOT p1) p0) (AND (NOT p2) p0 (NOT p3))))), (F (NOT p0))]
Knowledge based reduction with 29 factoid took 2139 ms. Reduced automaton from 4 states, 14 edges and 4 AP (stutter insensitive) to 1 states, 1 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 65 ms :[(OR (NOT p1) (AND p0 (NOT p2)))]
Stuttering acceptance computed with spot in 56 ms :[(OR (NOT p1) (AND p0 (NOT p2)))]
[2023-03-18 05:31:22] [INFO ] Flow matrix only has 979 transitions (discarded 210 similar events)
// Phase 1: matrix 979 rows 482 cols
[2023-03-18 05:31:22] [INFO ] Computed 20 place invariants in 4 ms
[2023-03-18 05:31:24] [INFO ] [Real]Absence check using 20 positive place invariants in 27 ms returned sat
[2023-03-18 05:31:24] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 05:31:26] [INFO ] [Real]Absence check using state equation in 1322 ms returned sat
[2023-03-18 05:31:26] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 05:31:28] [INFO ] [Nat]Absence check using 20 positive place invariants in 25 ms returned sat
[2023-03-18 05:31:28] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 05:31:29] [INFO ] [Nat]Absence check using state equation in 843 ms returned sat
[2023-03-18 05:31:29] [INFO ] State equation strengthened by 330 read => feed constraints.
[2023-03-18 05:31:29] [INFO ] [Nat]Added 330 Read/Feed constraints in 91 ms returned sat
[2023-03-18 05:31:30] [INFO ] Deduced a trap composed of 31 places in 311 ms of which 1 ms to minimize.
[2023-03-18 05:31:30] [INFO ] Deduced a trap composed of 28 places in 330 ms of which 1 ms to minimize.
[2023-03-18 05:31:30] [INFO ] Deduced a trap composed of 14 places in 319 ms of which 1 ms to minimize.
[2023-03-18 05:31:31] [INFO ] Deduced a trap composed of 15 places in 285 ms of which 1 ms to minimize.
[2023-03-18 05:31:31] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 1501 ms
[2023-03-18 05:31:31] [INFO ] Computed and/alt/rep : 888/2701/888 causal constraints (skipped 84 transitions) in 88 ms.
[2023-03-18 05:31:34] [INFO ] Deduced a trap composed of 44 places in 430 ms of which 1 ms to minimize.
[2023-03-18 05:31:35] [INFO ] Deduced a trap composed of 49 places in 410 ms of which 1 ms to minimize.
[2023-03-18 05:31:35] [INFO ] Deduced a trap composed of 14 places in 398 ms of which 1 ms to minimize.
[2023-03-18 05:31:36] [INFO ] Deduced a trap composed of 10 places in 422 ms of which 2 ms to minimize.
[2023-03-18 05:31:36] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 2170 ms
[2023-03-18 05:31:37] [INFO ] Added : 145 causal constraints over 30 iterations in 5846 ms. Result :sat
Could not prove EG (NOT p1)
[2023-03-18 05:31:37] [INFO ] Flow matrix only has 979 transitions (discarded 210 similar events)
[2023-03-18 05:31:37] [INFO ] Invariant cache hit.
[2023-03-18 05:31:40] [INFO ] [Real]Absence check using 20 positive place invariants in 28 ms returned sat
[2023-03-18 05:31:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 05:31:41] [INFO ] [Real]Absence check using state equation in 870 ms returned sat
[2023-03-18 05:31:41] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 05:31:44] [INFO ] [Nat]Absence check using 20 positive place invariants in 27 ms returned sat
[2023-03-18 05:31:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 05:31:45] [INFO ] [Nat]Absence check using state equation in 1048 ms returned sat
[2023-03-18 05:31:45] [INFO ] State equation strengthened by 330 read => feed constraints.
[2023-03-18 05:31:45] [INFO ] [Nat]Added 330 Read/Feed constraints in 114 ms returned sat
[2023-03-18 05:31:46] [INFO ] Deduced a trap composed of 66 places in 329 ms of which 0 ms to minimize.
[2023-03-18 05:31:46] [INFO ] Deduced a trap composed of 36 places in 400 ms of which 1 ms to minimize.
[2023-03-18 05:31:47] [INFO ] Deduced a trap composed of 20 places in 407 ms of which 1 ms to minimize.
[2023-03-18 05:31:47] [INFO ] Deduced a trap composed of 22 places in 387 ms of which 1 ms to minimize.
[2023-03-18 05:31:47] [INFO ] Deduced a trap composed of 42 places in 415 ms of which 0 ms to minimize.
[2023-03-18 05:31:48] [INFO ] Deduced a trap composed of 48 places in 389 ms of which 1 ms to minimize.
[2023-03-18 05:31:48] [INFO ] Deduced a trap composed of 69 places in 368 ms of which 1 ms to minimize.
[2023-03-18 05:31:49] [INFO ] Deduced a trap composed of 30 places in 453 ms of which 1 ms to minimize.
[2023-03-18 05:31:49] [INFO ] Deduced a trap composed of 11 places in 441 ms of which 1 ms to minimize.
[2023-03-18 05:31:50] [INFO ] Deduced a trap composed of 29 places in 462 ms of which 1 ms to minimize.
[2023-03-18 05:31:50] [INFO ] Deduced a trap composed of 29 places in 474 ms of which 1 ms to minimize.
[2023-03-18 05:31:51] [INFO ] Deduced a trap composed of 60 places in 406 ms of which 1 ms to minimize.
[2023-03-18 05:31:51] [INFO ] Trap strengthening (SAT) tested/added 13/12 trap constraints in 5875 ms
[2023-03-18 05:31:51] [INFO ] Computed and/alt/rep : 888/2701/888 causal constraints (skipped 84 transitions) in 107 ms.
[2023-03-18 05:31:56] [INFO ] Added : 191 causal constraints over 39 iterations in 4633 ms. Result :sat
Could not prove EG (AND p0 (NOT p2))
Support contains 119 out of 482 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 : 482/482 places, 1189/1189 transitions.
Applied a total of 0 rules in 35 ms. Remains 482 /482 variables (removed 0) and now considering 1189/1189 (removed 0) transitions.
[2023-03-18 05:31:56] [INFO ] Flow matrix only has 979 transitions (discarded 210 similar events)
[2023-03-18 05:31:56] [INFO ] Invariant cache hit.
[2023-03-18 05:31:56] [INFO ] Implicit Places using invariants in 475 ms returned []
[2023-03-18 05:31:56] [INFO ] Flow matrix only has 979 transitions (discarded 210 similar events)
[2023-03-18 05:31:56] [INFO ] Invariant cache hit.
[2023-03-18 05:31:57] [INFO ] State equation strengthened by 330 read => feed constraints.
[2023-03-18 05:31:58] [INFO ] Implicit Places using invariants and state equation in 1896 ms returned []
Implicit Place search using SMT with State Equation took 2389 ms to find 0 implicit places.
[2023-03-18 05:31:58] [INFO ] Redundant transitions in 15 ms returned []
[2023-03-18 05:31:58] [INFO ] Flow matrix only has 979 transitions (discarded 210 similar events)
[2023-03-18 05:31:58] [INFO ] Invariant cache hit.
[2023-03-18 05:31:59] [INFO ] Dead Transitions using invariants and state equation in 1244 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 3692 ms. Remains : 482/482 places, 1189/1189 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) p0 (NOT p2)), (X (OR (NOT p1) (AND p0 (NOT p2))))]
False Knowledge obtained : [(X (X (OR (NOT p1) (AND p0 (NOT p2))))), (X (X (NOT (OR (NOT p1) (AND p0 (NOT p2))))))]
Knowledge based reduction with 2 factoid took 282 ms. Reduced automaton from 1 states, 1 edges and 3 AP (stutter insensitive) to 1 states, 1 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 52 ms :[(OR (NOT p1) (AND p0 (NOT p2)))]
Finished random walk after 2 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=2 )
Knowledge obtained : [(AND (NOT p1) p0 (NOT p2)), (X (OR (NOT p1) (AND p0 (NOT p2))))]
False Knowledge obtained : [(X (X (OR (NOT p1) (AND p0 (NOT p2))))), (X (X (NOT (OR (NOT p1) (AND p0 (NOT p2)))))), (F (NOT (OR (AND p0 (NOT p2)) (NOT p1))))]
Knowledge based reduction with 2 factoid took 196 ms. Reduced automaton from 1 states, 1 edges and 3 AP (stutter insensitive) to 1 states, 1 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 58 ms :[(OR (NOT p1) (AND p0 (NOT p2)))]
Stuttering acceptance computed with spot in 56 ms :[(OR (NOT p1) (AND p0 (NOT p2)))]
[2023-03-18 05:32:00] [INFO ] Flow matrix only has 979 transitions (discarded 210 similar events)
[2023-03-18 05:32:00] [INFO ] Invariant cache hit.
[2023-03-18 05:32:03] [INFO ] [Real]Absence check using 20 positive place invariants in 31 ms returned sat
[2023-03-18 05:32:03] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 05:32:04] [INFO ] [Real]Absence check using state equation in 1180 ms returned sat
[2023-03-18 05:32:04] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 05:32:07] [INFO ] [Nat]Absence check using 20 positive place invariants in 27 ms returned sat
[2023-03-18 05:32:07] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 05:32:08] [INFO ] [Nat]Absence check using state equation in 871 ms returned sat
[2023-03-18 05:32:08] [INFO ] State equation strengthened by 330 read => feed constraints.
[2023-03-18 05:32:08] [INFO ] [Nat]Added 330 Read/Feed constraints in 108 ms returned sat
[2023-03-18 05:32:08] [INFO ] Deduced a trap composed of 43 places in 366 ms of which 1 ms to minimize.
[2023-03-18 05:32:09] [INFO ] Deduced a trap composed of 66 places in 436 ms of which 2 ms to minimize.
[2023-03-18 05:32:09] [INFO ] Deduced a trap composed of 10 places in 458 ms of which 1 ms to minimize.
[2023-03-18 05:32:10] [INFO ] Deduced a trap composed of 30 places in 362 ms of which 1 ms to minimize.
[2023-03-18 05:32:10] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 1964 ms
[2023-03-18 05:32:10] [INFO ] Computed and/alt/rep : 888/2701/888 causal constraints (skipped 84 transitions) in 113 ms.
[2023-03-18 05:32:12] [INFO ] Added : 96 causal constraints over 20 iterations in 1998 ms. Result :sat
Could not prove EG (NOT p1)
[2023-03-18 05:32:12] [INFO ] Flow matrix only has 979 transitions (discarded 210 similar events)
[2023-03-18 05:32:12] [INFO ] Invariant cache hit.
[2023-03-18 05:32:15] [INFO ] [Real]Absence check using 20 positive place invariants in 28 ms returned sat
[2023-03-18 05:32:15] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 05:32:16] [INFO ] [Real]Absence check using state equation in 835 ms returned sat
[2023-03-18 05:32:16] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 05:32:19] [INFO ] [Nat]Absence check using 20 positive place invariants in 23 ms returned sat
[2023-03-18 05:32:19] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 05:32:20] [INFO ] [Nat]Absence check using state equation in 761 ms returned sat
[2023-03-18 05:32:20] [INFO ] State equation strengthened by 330 read => feed constraints.
[2023-03-18 05:32:20] [INFO ] [Nat]Added 330 Read/Feed constraints in 113 ms returned sat
[2023-03-18 05:32:21] [INFO ] Deduced a trap composed of 66 places in 253 ms of which 1 ms to minimize.
[2023-03-18 05:32:21] [INFO ] Deduced a trap composed of 36 places in 290 ms of which 1 ms to minimize.
[2023-03-18 05:32:21] [INFO ] Deduced a trap composed of 20 places in 442 ms of which 1 ms to minimize.
[2023-03-18 05:32:22] [INFO ] Deduced a trap composed of 22 places in 451 ms of which 3 ms to minimize.
[2023-03-18 05:32:22] [INFO ] Deduced a trap composed of 42 places in 466 ms of which 1 ms to minimize.
[2023-03-18 05:32:23] [INFO ] Deduced a trap composed of 48 places in 465 ms of which 1 ms to minimize.
[2023-03-18 05:32:24] [INFO ] Deduced a trap composed of 69 places in 443 ms of which 1 ms to minimize.
[2023-03-18 05:32:24] [INFO ] Deduced a trap composed of 30 places in 445 ms of which 2 ms to minimize.
[2023-03-18 05:32:25] [INFO ] Deduced a trap composed of 11 places in 416 ms of which 1 ms to minimize.
[2023-03-18 05:32:25] [INFO ] Deduced a trap composed of 29 places in 451 ms of which 1 ms to minimize.
[2023-03-18 05:32:26] [INFO ] Deduced a trap composed of 29 places in 449 ms of which 1 ms to minimize.
[2023-03-18 05:32:26] [INFO ] Deduced a trap composed of 60 places in 406 ms of which 1 ms to minimize.
[2023-03-18 05:32:26] [INFO ] Trap strengthening (SAT) tested/added 13/12 trap constraints in 5918 ms
[2023-03-18 05:32:26] [INFO ] Computed and/alt/rep : 888/2701/888 causal constraints (skipped 84 transitions) in 109 ms.
[2023-03-18 05:32:30] [INFO ] Added : 191 causal constraints over 39 iterations in 4212 ms. Result :sat
Could not prove EG (AND p0 (NOT p2))
Stuttering acceptance computed with spot in 71 ms :[(OR (NOT p1) (AND p0 (NOT p2)))]
Product exploration explored 100000 steps with 19984 reset in 1413 ms.
Product exploration explored 100000 steps with 19968 reset in 1054 ms.
Support contains 119 out of 482 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 482/482 places, 1189/1189 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 482 transition count 1188
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 481 transition count 1188
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 5 Pre rules applied. Total rules applied 2 place count 481 transition count 1183
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 12 place count 476 transition count 1183
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 1 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 2 with 14 rules applied. Total rules applied 26 place count 469 transition count 1176
Applied a total of 26 rules in 35 ms. Remains 469 /482 variables (removed 13) and now considering 1176/1189 (removed 13) transitions.
[2023-03-18 05:32:33] [INFO ] Flow matrix only has 966 transitions (discarded 210 similar events)
// Phase 1: matrix 966 rows 469 cols
[2023-03-18 05:32:33] [INFO ] Computed 20 place invariants in 2 ms
[2023-03-18 05:32:33] [INFO ] Implicit Places using invariants in 325 ms returned []
[2023-03-18 05:32:33] [INFO ] Flow matrix only has 966 transitions (discarded 210 similar events)
[2023-03-18 05:32:33] [INFO ] Invariant cache hit.
[2023-03-18 05:32:34] [INFO ] State equation strengthened by 330 read => feed constraints.
[2023-03-18 05:32:35] [INFO ] Implicit Places using invariants and state equation in 1998 ms returned []
Implicit Place search using SMT with State Equation took 2335 ms to find 0 implicit places.
[2023-03-18 05:32:35] [INFO ] Redundant transitions in 17 ms returned []
[2023-03-18 05:32:35] [INFO ] Flow matrix only has 966 transitions (discarded 210 similar events)
[2023-03-18 05:32:35] [INFO ] Invariant cache hit.
[2023-03-18 05:32:36] [INFO ] Dead Transitions using invariants and state equation in 802 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 469/482 places, 1176/1189 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 3197 ms. Remains : 469/482 places, 1176/1189 transitions.
Treatment of property Peterson-COL-6-LTLFireability-08 finished in 192637 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 553 out of 1330 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1330/1330 places, 2030/2030 transitions.
Applied a total of 0 rules in 32 ms. Remains 1330 /1330 variables (removed 0) and now considering 2030/2030 (removed 0) transitions.
[2023-03-18 05:32:36] [INFO ] Flow matrix only has 1820 transitions (discarded 210 similar events)
// Phase 1: matrix 1820 rows 1330 cols
[2023-03-18 05:32:36] [INFO ] Computed 27 place invariants in 13 ms
[2023-03-18 05:32:37] [INFO ] Implicit Places using invariants in 697 ms returned [0, 1, 2, 3, 4, 5, 6]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 705 ms to find 7 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 1323/1330 places, 2030/2030 transitions.
Applied a total of 0 rules in 28 ms. Remains 1323 /1323 variables (removed 0) and now considering 2030/2030 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 766 ms. Remains : 1323/1330 places, 2030/2030 transitions.
Stuttering acceptance computed with spot in 161 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : Peterson-COL-6-LTLFireability-09 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:(AND (LT s254 1) (LT s384 1) (LT s319 1) (LT s189 1) (LT s392 1) (LT s262 1) (LT s327 1) (LT s197 1) (LT s140 1) (LT s270 1) (LT s400 1) (LT s335 1) (L...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 10 steps with 0 reset in 1 ms.
FORMULA Peterson-COL-6-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Peterson-COL-6-LTLFireability-09 finished in 958 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((!p0 U (G(p2)||p1)))))'
Support contains 63 out of 1330 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1330/1330 places, 2030/2030 transitions.
Applied a total of 0 rules in 50 ms. Remains 1330 /1330 variables (removed 0) and now considering 2030/2030 (removed 0) transitions.
[2023-03-18 05:32:37] [INFO ] Flow matrix only has 1820 transitions (discarded 210 similar events)
[2023-03-18 05:32:37] [INFO ] Invariant cache hit.
[2023-03-18 05:32:38] [INFO ] Implicit Places using invariants in 873 ms returned []
[2023-03-18 05:32:38] [INFO ] Flow matrix only has 1820 transitions (discarded 210 similar events)
[2023-03-18 05:32:38] [INFO ] Invariant cache hit.
[2023-03-18 05:32:39] [INFO ] State equation strengthened by 330 read => feed constraints.
[2023-03-18 05:32:48] [INFO ] Implicit Places using invariants and state equation in 9365 ms returned []
Implicit Place search using SMT with State Equation took 10240 ms to find 0 implicit places.
[2023-03-18 05:32:48] [INFO ] Flow matrix only has 1820 transitions (discarded 210 similar events)
[2023-03-18 05:32:48] [INFO ] Invariant cache hit.
[2023-03-18 05:32:50] [INFO ] Dead Transitions using invariants and state equation in 2290 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 12585 ms. Remains : 1330/1330 places, 2030/2030 transitions.
Stuttering acceptance computed with spot in 163 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), true, (NOT p2), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : Peterson-COL-6-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(OR p1 (NOT p0)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p2) p0), acceptance={} source=1 dest: 2}, { cond=(AND (NOT p1) p2 p0), acceptance={} source=1 dest: 3}, { cond=(AND (NOT p1) (NOT p2) (NOT p0)), acceptance={} source=1 dest: 4}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(NOT p2), acceptance={} source=3 dest: 2}, { cond=p2, acceptance={} source=3 dest: 3}], [{ cond=(AND (NOT p1) (NOT p2) p0), acceptance={} source=4 dest: 2}, { cond=(AND (NOT p1) p2 p0), acceptance={} source=4 dest: 3}, { cond=(AND (NOT p1) p2 (NOT p0)), acceptance={} source=4 dest: 4}, { cond=(AND (NOT p1) (NOT p2) (NOT p0)), acceptance={0} source=4 dest: 4}]], initial=0, aps=[p1:(OR (GEQ s470 1) (GEQ s452 1) (GEQ s482 1) (GEQ s464 1) (GEQ s446 1) (GEQ s476 1) (GEQ s458 1)), p0:(AND (OR (LT s0 1) (LT s7 1)) (OR (LT s6 1) (LT s19...], 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]]
Entered a terminal (fully accepting) state of product in 25 steps with 0 reset in 0 ms.
FORMULA Peterson-COL-6-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Peterson-COL-6-LTLFireability-10 finished in 12780 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 84 out of 1330 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1330/1330 places, 2030/2030 transitions.
Drop transitions removed 588 transitions
Trivial Post-agglo rules discarded 588 transitions
Performed 588 trivial Post agglomeration. Transition count delta: 588
Iterating post reduction 0 with 588 rules applied. Total rules applied 588 place count 1330 transition count 1442
Reduce places removed 588 places and 0 transitions.
Iterating post reduction 1 with 588 rules applied. Total rules applied 1176 place count 742 transition count 1442
Performed 294 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 294 Pre rules applied. Total rules applied 1176 place count 742 transition count 1148
Deduced a syphon composed of 294 places in 1 ms
Reduce places removed 294 places and 0 transitions.
Iterating global reduction 2 with 588 rules applied. Total rules applied 1764 place count 448 transition count 1148
Performed 42 Post agglomeration using F-continuation condition.Transition count delta: 42
Deduced a syphon composed of 42 places in 1 ms
Reduce places removed 42 places and 0 transitions.
Iterating global reduction 2 with 84 rules applied. Total rules applied 1848 place count 406 transition count 1106
Applied a total of 1848 rules in 66 ms. Remains 406 /1330 variables (removed 924) and now considering 1106/2030 (removed 924) transitions.
[2023-03-18 05:32:50] [INFO ] Flow matrix only has 896 transitions (discarded 210 similar events)
// Phase 1: matrix 896 rows 406 cols
[2023-03-18 05:32:50] [INFO ] Computed 27 place invariants in 4 ms
[2023-03-18 05:32:50] [INFO ] Implicit Places using invariants in 335 ms returned [0, 1, 2, 3, 4, 5, 6]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 338 ms to find 7 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 399/1330 places, 1106/2030 transitions.
Applied a total of 0 rules in 27 ms. Remains 399 /399 variables (removed 0) and now considering 1106/1106 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 432 ms. Remains : 399/1330 places, 1106/2030 transitions.
Stuttering acceptance computed with spot in 152 ms :[p0, p0]
Running random walk in product with property : Peterson-COL-6-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=p0, acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (AND (GEQ s31 1) (GEQ s100 1)) (AND (GEQ s54 1) (GEQ s73 1)) (AND (GEQ s24 1) (GEQ s75 1)) (AND (GEQ s29 1) (GEQ s64 1)) (AND (GEQ s26 1) (GEQ s87 ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 3402 reset in 1473 ms.
Stack based approach found an accepted trace after 33 steps with 0 reset with depth 34 and stack size 34 in 1 ms.
FORMULA Peterson-COL-6-LTLFireability-12 FALSE TECHNIQUES STACK_TEST
Treatment of property Peterson-COL-6-LTLFireability-12 finished in 2077 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' '!((!p0 U (G(!p0)||(F(p2)&&p1))))'
Support contains 308 out of 1330 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1330/1330 places, 2030/2030 transitions.
Drop transitions removed 216 transitions
Trivial Post-agglo rules discarded 216 transitions
Performed 216 trivial Post agglomeration. Transition count delta: 216
Iterating post reduction 0 with 216 rules applied. Total rules applied 216 place count 1330 transition count 1814
Reduce places removed 216 places and 0 transitions.
Performed 42 Post agglomeration using F-continuation condition.Transition count delta: 42
Iterating post reduction 1 with 258 rules applied. Total rules applied 474 place count 1114 transition count 1772
Reduce places removed 42 places and 0 transitions.
Iterating post reduction 2 with 42 rules applied. Total rules applied 516 place count 1072 transition count 1772
Performed 287 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 287 Pre rules applied. Total rules applied 516 place count 1072 transition count 1485
Deduced a syphon composed of 287 places in 1 ms
Reduce places removed 287 places and 0 transitions.
Iterating global reduction 3 with 574 rules applied. Total rules applied 1090 place count 785 transition count 1485
Performed 36 Post agglomeration using F-continuation condition.Transition count delta: 36
Deduced a syphon composed of 36 places in 1 ms
Reduce places removed 36 places and 0 transitions.
Iterating global reduction 3 with 72 rules applied. Total rules applied 1162 place count 749 transition count 1449
Applied a total of 1162 rules in 113 ms. Remains 749 /1330 variables (removed 581) and now considering 1449/2030 (removed 581) transitions.
[2023-03-18 05:32:52] [INFO ] Flow matrix only has 1239 transitions (discarded 210 similar events)
// Phase 1: matrix 1239 rows 749 cols
[2023-03-18 05:32:52] [INFO ] Computed 27 place invariants in 8 ms
[2023-03-18 05:32:53] [INFO ] Implicit Places using invariants in 531 ms returned [0, 1, 2, 3, 4, 5, 6]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 547 ms to find 7 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 742/1330 places, 1449/2030 transitions.
Applied a total of 0 rules in 29 ms. Remains 742 /742 variables (removed 0) and now considering 1449/1449 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 691 ms. Remains : 742/1330 places, 1449/2030 transitions.
Stuttering acceptance computed with spot in 171 ms :[true, (NOT p2), (AND (NOT p2) p0), (OR (AND p0 (NOT p1)) (AND p0 (NOT p2)))]
Running random walk in product with property : Peterson-COL-6-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p2), acceptance={0} source=1 dest: 1}], [{ cond=(AND (NOT p2) p0), acceptance={} source=2 dest: 1}, { cond=(AND (NOT p2) (NOT p0)), acceptance={} source=2 dest: 2}], [{ cond=(AND (NOT p1) p0), acceptance={} source=3 dest: 0}, { cond=(AND p1 (NOT p2) p0), acceptance={} source=3 dest: 1}, { cond=(AND p1 (NOT p2) (NOT p0)), acceptance={} source=3 dest: 2}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=3 dest: 3}]], initial=3, aps=[p2:(OR (AND (GEQ s13 1) (GEQ s459 1)) (AND (GEQ s5 1) (GEQ s426 1)) (AND (GEQ s1 1) (GEQ s322 1)) (AND (GEQ s11 1) (GEQ s386 1)) (AND (GEQ s3 1) (GEQ s395...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][true, true, true, true]]
Product exploration explored 100000 steps with 5447 reset in 5268 ms.
Product exploration explored 100000 steps with 5487 reset in 5086 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p2) (NOT p0) p1), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND (NOT p1) p0))), (X (NOT p2)), (X (NOT (AND (NOT p2) p0))), (X (AND (NOT p2) (NOT p0))), (X (NOT (AND p1 (NOT p2) p0))), (X (AND p1 (NOT p2) (NOT p0))), (X (X (NOT (AND (NOT p1) (NOT p0))))), true, (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p2) p0)))), (X (X (AND (NOT p2) (NOT p0)))), (X (X (NOT (AND p1 (NOT p2) p0)))), (X (X (AND p1 (NOT p2) (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 16 factoid took 605 ms. Reduced automaton from 4 states, 8 edges and 3 AP (stutter insensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 149 ms :[(NOT p2), (AND (NOT p2) p0), (AND (NOT p2) p0)]
Finished random walk after 173 steps, including 0 resets, run visited all 3 properties in 5 ms. (steps per millisecond=34 )
Knowledge obtained : [(AND (NOT p2) (NOT p0) p1), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND (NOT p1) p0))), (X (NOT p2)), (X (NOT (AND (NOT p2) p0))), (X (AND (NOT p2) (NOT p0))), (X (NOT (AND p1 (NOT p2) p0))), (X (AND p1 (NOT p2) (NOT p0))), (X (X (NOT (AND (NOT p1) (NOT p0))))), true, (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p2) p0)))), (X (X (AND (NOT p2) (NOT p0)))), (X (X (NOT (AND p1 (NOT p2) p0)))), (X (X (AND p1 (NOT p2) (NOT p0))))]
False Knowledge obtained : [(F p2), (F (NOT (AND (NOT p0) (NOT p2)))), (F (AND p0 (NOT p2)))]
Knowledge based reduction with 16 factoid took 1012 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 149 ms :[(NOT p2), (AND (NOT p2) p0), (AND (NOT p2) p0)]
Stuttering acceptance computed with spot in 150 ms :[(NOT p2), (AND (NOT p2) p0), (AND (NOT p2) p0)]
Support contains 266 out of 742 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 742/742 places, 1449/1449 transitions.
Applied a total of 0 rules in 11 ms. Remains 742 /742 variables (removed 0) and now considering 1449/1449 (removed 0) transitions.
[2023-03-18 05:33:05] [INFO ] Flow matrix only has 1239 transitions (discarded 210 similar events)
// Phase 1: matrix 1239 rows 742 cols
[2023-03-18 05:33:05] [INFO ] Computed 20 place invariants in 6 ms
[2023-03-18 05:33:06] [INFO ] Implicit Places using invariants in 432 ms returned []
[2023-03-18 05:33:06] [INFO ] Flow matrix only has 1239 transitions (discarded 210 similar events)
[2023-03-18 05:33:06] [INFO ] Invariant cache hit.
[2023-03-18 05:33:07] [INFO ] State equation strengthened by 330 read => feed constraints.
[2023-03-18 05:33:08] [INFO ] Implicit Places using invariants and state equation in 2083 ms returned []
Implicit Place search using SMT with State Equation took 2518 ms to find 0 implicit places.
[2023-03-18 05:33:08] [INFO ] Flow matrix only has 1239 transitions (discarded 210 similar events)
[2023-03-18 05:33:08] [INFO ] Invariant cache hit.
[2023-03-18 05:33:10] [INFO ] Dead Transitions using invariants and state equation in 1536 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4066 ms. Remains : 742/742 places, 1449/1449 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 p2) (NOT p0)), (X (NOT (AND p0 (NOT p2)))), (X (AND (NOT p0) (NOT p2))), (X (X (NOT p2))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (AND (NOT p0) (NOT p2))))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 248 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 125 ms :[(NOT p2), (AND (NOT p2) p0), (AND (NOT p2) p0)]
Finished random walk after 479 steps, including 0 resets, run visited all 3 properties in 7 ms. (steps per millisecond=68 )
Knowledge obtained : [(AND (NOT p2) (NOT p0)), (X (NOT (AND p0 (NOT p2)))), (X (AND (NOT p0) (NOT p2))), (X (X (NOT p2))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (AND (NOT p0) (NOT p2))))]
False Knowledge obtained : [(F p2), (F (NOT (AND (NOT p0) (NOT p2)))), (F (AND p0 (NOT p2)))]
Knowledge based reduction with 6 factoid took 402 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 149 ms :[(NOT p2), (AND (NOT p2) p0), (AND (NOT p2) p0)]
Stuttering acceptance computed with spot in 148 ms :[(NOT p2), (AND (NOT p2) p0), (AND (NOT p2) p0)]
Stuttering acceptance computed with spot in 148 ms :[(NOT p2), (AND (NOT p2) p0), (AND (NOT p2) p0)]
Product exploration explored 100000 steps with 5467 reset in 2855 ms.
Product exploration explored 100000 steps with 5490 reset in 2448 ms.
Applying partial POR strategy [true, false, true]
Stuttering acceptance computed with spot in 139 ms :[(NOT p2), (AND (NOT p2) p0), (AND (NOT p2) p0)]
Support contains 266 out of 742 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 742/742 places, 1449/1449 transitions.
Performed 42 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 42 rules applied. Total rules applied 42 place count 742 transition count 1449
Performed 36 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 36 Pre rules applied. Total rules applied 42 place count 742 transition count 1449
Deduced a syphon composed of 78 places in 1 ms
Iterating global reduction 1 with 36 rules applied. Total rules applied 78 place count 742 transition count 1449
Discarding 36 places :
Symmetric choice reduction at 1 with 36 rule applications. Total rules 114 place count 706 transition count 1413
Deduced a syphon composed of 42 places in 1 ms
Iterating global reduction 1 with 36 rules applied. Total rules applied 150 place count 706 transition count 1413
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 48 places in 1 ms
Iterating global reduction 1 with 6 rules applied. Total rules applied 156 place count 706 transition count 1413
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 162 place count 700 transition count 1407
Deduced a syphon composed of 42 places in 1 ms
Iterating global reduction 1 with 6 rules applied. Total rules applied 168 place count 700 transition count 1407
Deduced a syphon composed of 42 places in 1 ms
Applied a total of 168 rules in 335 ms. Remains 700 /742 variables (removed 42) and now considering 1407/1449 (removed 42) transitions.
[2023-03-18 05:33:17] [INFO ] Redundant transitions in 37 ms returned []
[2023-03-18 05:33:17] [INFO ] Flow matrix only has 1197 transitions (discarded 210 similar events)
// Phase 1: matrix 1197 rows 700 cols
[2023-03-18 05:33:17] [INFO ] Computed 20 place invariants in 5 ms
[2023-03-18 05:33:18] [INFO ] Dead Transitions using invariants and state equation in 1542 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 700/742 places, 1407/1449 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1936 ms. Remains : 700/742 places, 1407/1449 transitions.
Support contains 266 out of 742 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 742/742 places, 1449/1449 transitions.
Applied a total of 0 rules in 14 ms. Remains 742 /742 variables (removed 0) and now considering 1449/1449 (removed 0) transitions.
[2023-03-18 05:33:18] [INFO ] Flow matrix only has 1239 transitions (discarded 210 similar events)
// Phase 1: matrix 1239 rows 742 cols
[2023-03-18 05:33:18] [INFO ] Computed 20 place invariants in 4 ms
[2023-03-18 05:33:19] [INFO ] Implicit Places using invariants in 259 ms returned []
[2023-03-18 05:33:19] [INFO ] Flow matrix only has 1239 transitions (discarded 210 similar events)
[2023-03-18 05:33:19] [INFO ] Invariant cache hit.
[2023-03-18 05:33:19] [INFO ] State equation strengthened by 330 read => feed constraints.
[2023-03-18 05:33:21] [INFO ] Implicit Places using invariants and state equation in 2046 ms returned []
Implicit Place search using SMT with State Equation took 2315 ms to find 0 implicit places.
[2023-03-18 05:33:21] [INFO ] Flow matrix only has 1239 transitions (discarded 210 similar events)
[2023-03-18 05:33:21] [INFO ] Invariant cache hit.
[2023-03-18 05:33:22] [INFO ] Dead Transitions using invariants and state equation in 1257 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3587 ms. Remains : 742/742 places, 1449/1449 transitions.
Treatment of property Peterson-COL-6-LTLFireability-14 finished in 30020 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 84 out of 1330 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1330/1330 places, 2030/2030 transitions.
Applied a total of 0 rules in 67 ms. Remains 1330 /1330 variables (removed 0) and now considering 2030/2030 (removed 0) transitions.
[2023-03-18 05:33:22] [INFO ] Flow matrix only has 1820 transitions (discarded 210 similar events)
// Phase 1: matrix 1820 rows 1330 cols
[2023-03-18 05:33:22] [INFO ] Computed 27 place invariants in 13 ms
[2023-03-18 05:33:23] [INFO ] Implicit Places using invariants in 856 ms returned [0, 1, 2, 3, 4, 5, 6]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 858 ms to find 7 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 1323/1330 places, 2030/2030 transitions.
Applied a total of 0 rules in 64 ms. Remains 1323 /1323 variables (removed 0) and now considering 2030/2030 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 990 ms. Remains : 1323/1330 places, 2030/2030 transitions.
Stuttering acceptance computed with spot in 108 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : Peterson-COL-6-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(AND (OR (LT s63 1) (LT s99 1)) (OR (LT s75 1) (LT s130 1)) (OR (LT s60 1) (LT s122 1)) (OR (LT s78 1) (LT s107 1)) (OR (LT s94 1) (LT s121 1)) (OR (LT...], 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][false, false, false]]
Entered a terminal (fully accepting) state of product in 6 steps with 0 reset in 0 ms.
FORMULA Peterson-COL-6-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Peterson-COL-6-LTLFireability-15 finished in 1123 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)||(X(G(p1))&&G(p2))))'
Found a Lengthening insensitive property : Peterson-COL-6-LTLFireability-04
Stuttering acceptance computed with spot in 145 ms :[(OR (AND p0 (NOT p2)) (AND p0 (NOT p1))), (OR (AND p0 (NOT p2)) (AND p0 (NOT p1))), p0]
Support contains 378 out of 1330 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 1330/1330 places, 2030/2030 transitions.
Drop transitions removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 1330 transition count 2024
Reduce places removed 6 places and 0 transitions.
Performed 294 Post agglomeration using F-continuation condition.Transition count delta: 294
Iterating post reduction 1 with 300 rules applied. Total rules applied 306 place count 1324 transition count 1730
Reduce places removed 294 places and 0 transitions.
Iterating post reduction 2 with 294 rules applied. Total rules applied 600 place count 1030 transition count 1730
Performed 42 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 42 Pre rules applied. Total rules applied 600 place count 1030 transition count 1688
Deduced a syphon composed of 42 places in 2 ms
Reduce places removed 42 places and 0 transitions.
Iterating global reduction 3 with 84 rules applied. Total rules applied 684 place count 988 transition count 1688
Performed 36 Post agglomeration using F-continuation condition.Transition count delta: 36
Deduced a syphon composed of 36 places in 1 ms
Reduce places removed 36 places and 0 transitions.
Iterating global reduction 3 with 72 rules applied. Total rules applied 756 place count 952 transition count 1652
Applied a total of 756 rules in 174 ms. Remains 952 /1330 variables (removed 378) and now considering 1652/2030 (removed 378) transitions.
[2023-03-18 05:33:24] [INFO ] Flow matrix only has 1442 transitions (discarded 210 similar events)
// Phase 1: matrix 1442 rows 952 cols
[2023-03-18 05:33:24] [INFO ] Computed 27 place invariants in 8 ms
[2023-03-18 05:33:24] [INFO ] Implicit Places using invariants in 542 ms returned [0, 1, 2, 3, 4, 5, 6]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 544 ms to find 7 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 945/1330 places, 1652/2030 transitions.
Applied a total of 0 rules in 28 ms. Remains 945 /945 variables (removed 0) and now considering 1652/1652 (removed 0) transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 747 ms. Remains : 945/1330 places, 1652/2030 transitions.
Running random walk in product with property : Peterson-COL-6-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=(AND p0 p2), acceptance={} source=0 dest: 1}, { cond=(AND p0 (NOT p2)), acceptance={} source=0 dest: 2}], [{ cond=(AND p0 p2 p1), acceptance={} source=1 dest: 1}, { cond=(OR (AND p0 (NOT p2)) (AND p0 (NOT p1))), acceptance={} source=1 dest: 2}], [{ cond=p0, acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(AND (OR (LT s28 1) (LT s64 1)) (OR (LT s40 1) (LT s95 1)) (OR (LT s25 1) (LT s87 1)) (OR (LT s43 1) (LT s72 1)) (OR (LT s59 1) (LT s86 1)) (OR (LT s24...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak, sl-invariant], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 19927 reset in 1891 ms.
Product exploration explored 100000 steps with 19934 reset in 1727 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 (NOT p2) (NOT p1)), (X (OR (AND p0 (NOT p2)) (AND p0 (NOT p1)))), (X (NOT (AND p0 p2 p1))), (X p0), (X (X (NOT (AND p0 p2 p1))))]
False Knowledge obtained : [(X (X (OR (AND p0 (NOT p2)) (AND p0 (NOT p1))))), (X (X (NOT (OR (AND p0 (NOT p2)) (AND p0 (NOT p1)))))), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 5 factoid took 273 ms. Reduced automaton from 3 states, 5 edges and 3 AP (stutter sensitive) to 2 states, 2 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 71 ms :[p0, p0]
Finished random walk after 5 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=5 )
Knowledge obtained : [(AND p0 (NOT p2) (NOT p1)), (X (OR (AND p0 (NOT p2)) (AND p0 (NOT p1)))), (X (NOT (AND p0 p2 p1))), (X p0), (X (X (NOT (AND p0 p2 p1))))]
False Knowledge obtained : [(X (X (OR (AND p0 (NOT p2)) (AND p0 (NOT p1))))), (X (X (NOT (OR (AND p0 (NOT p2)) (AND p0 (NOT p1)))))), (X (X p0)), (X (X (NOT p0))), (F (NOT p0))]
Knowledge based reduction with 5 factoid took 387 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 50 ms :[p0]
Stuttering acceptance computed with spot in 49 ms :[p0]
[2023-03-18 05:33:29] [INFO ] Flow matrix only has 1442 transitions (discarded 210 similar events)
// Phase 1: matrix 1442 rows 945 cols
[2023-03-18 05:33:29] [INFO ] Computed 20 place invariants in 20 ms
[2023-03-18 05:33:32] [INFO ] [Real]Absence check using 20 positive place invariants in 38 ms returned sat
[2023-03-18 05:33:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 05:33:34] [INFO ] [Real]Absence check using state equation in 2174 ms returned sat
[2023-03-18 05:33:34] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 05:33:37] [INFO ] [Nat]Absence check using 20 positive place invariants in 23 ms returned sat
[2023-03-18 05:33:37] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 05:33:40] [INFO ] [Nat]Absence check using state equation in 2296 ms returned sat
[2023-03-18 05:33:40] [INFO ] State equation strengthened by 330 read => feed constraints.
[2023-03-18 05:33:40] [INFO ] [Nat]Added 330 Read/Feed constraints in 168 ms returned sat
[2023-03-18 05:33:41] [INFO ] Deduced a trap composed of 95 places in 782 ms of which 1 ms to minimize.
[2023-03-18 05:33:41] [INFO ] Deduced a trap composed of 39 places in 757 ms of which 1 ms to minimize.
[2023-03-18 05:33:42] [INFO ] Deduced a trap composed of 19 places in 837 ms of which 2 ms to minimize.
[2023-03-18 05:33:43] [INFO ] Deduced a trap composed of 35 places in 859 ms of which 1 ms to minimize.
[2023-03-18 05:33:44] [INFO ] Deduced a trap composed of 14 places in 891 ms of which 2 ms to minimize.
[2023-03-18 05:33:45] [INFO ] Deduced a trap composed of 34 places in 933 ms of which 2 ms to minimize.
[2023-03-18 05:33:47] [INFO ] Deduced a trap composed of 15 places in 859 ms of which 2 ms to minimize.
[2023-03-18 05:33:47] [INFO ] Deduced a trap composed of 58 places in 649 ms of which 1 ms to minimize.
[2023-03-18 05:33:48] [INFO ] Deduced a trap composed of 37 places in 711 ms of which 1 ms to minimize.
[2023-03-18 05:33:48] [INFO ] Trap strengthening (SAT) tested/added 10/9 trap constraints in 8731 ms
[2023-03-18 05:33:49] [INFO ] Computed and/alt/rep : 1351/3374/1351 causal constraints (skipped 84 transitions) in 161 ms.
[2023-03-18 05:33:50] [INFO ] Added : 30 causal constraints over 6 iterations in 1048 ms. Result :unknown
Could not prove EG p0
Support contains 84 out of 945 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 : 945/945 places, 1652/1652 transitions.
Applied a total of 0 rules in 33 ms. Remains 945 /945 variables (removed 0) and now considering 1652/1652 (removed 0) transitions.
[2023-03-18 05:33:50] [INFO ] Flow matrix only has 1442 transitions (discarded 210 similar events)
[2023-03-18 05:33:50] [INFO ] Invariant cache hit.
[2023-03-18 05:33:50] [INFO ] Implicit Places using invariants in 400 ms returned []
[2023-03-18 05:33:50] [INFO ] Flow matrix only has 1442 transitions (discarded 210 similar events)
[2023-03-18 05:33:50] [INFO ] Invariant cache hit.
[2023-03-18 05:33:51] [INFO ] State equation strengthened by 330 read => feed constraints.
[2023-03-18 05:33:54] [INFO ] Implicit Places using invariants and state equation in 4463 ms returned []
Implicit Place search using SMT with State Equation took 4865 ms to find 0 implicit places.
[2023-03-18 05:33:54] [INFO ] Redundant transitions in 32 ms returned []
[2023-03-18 05:33:54] [INFO ] Flow matrix only has 1442 transitions (discarded 210 similar events)
[2023-03-18 05:33:54] [INFO ] Invariant cache hit.
[2023-03-18 05:33:56] [INFO ] Dead Transitions using invariants and state equation in 1537 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 6473 ms. Remains : 945/945 places, 1652/1652 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0)]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 2 factoid took 151 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 46 ms :[p0]
Finished random walk after 4 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=4 )
Knowledge obtained : [p0, (X p0)]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0))), (F (NOT p0))]
Knowledge based reduction with 2 factoid took 182 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 51 ms :[p0]
Stuttering acceptance computed with spot in 50 ms :[p0]
[2023-03-18 05:33:57] [INFO ] Flow matrix only has 1442 transitions (discarded 210 similar events)
[2023-03-18 05:33:57] [INFO ] Invariant cache hit.
[2023-03-18 05:34:00] [INFO ] [Real]Absence check using 20 positive place invariants in 41 ms returned sat
[2023-03-18 05:34:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 05:34:02] [INFO ] [Real]Absence check using state equation in 2144 ms returned sat
[2023-03-18 05:34:02] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 05:34:05] [INFO ] [Nat]Absence check using 20 positive place invariants in 40 ms returned sat
[2023-03-18 05:34:05] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 05:34:07] [INFO ] [Nat]Absence check using state equation in 2369 ms returned sat
[2023-03-18 05:34:07] [INFO ] State equation strengthened by 330 read => feed constraints.
[2023-03-18 05:34:08] [INFO ] [Nat]Added 330 Read/Feed constraints in 322 ms returned sat
[2023-03-18 05:34:09] [INFO ] Deduced a trap composed of 54 places in 886 ms of which 2 ms to minimize.
[2023-03-18 05:34:10] [INFO ] Deduced a trap composed of 17 places in 824 ms of which 1 ms to minimize.
[2023-03-18 05:34:10] [INFO ] Deduced a trap composed of 35 places in 731 ms of which 2 ms to minimize.
[2023-03-18 05:34:11] [INFO ] Deduced a trap composed of 41 places in 831 ms of which 2 ms to minimize.
[2023-03-18 05:34:12] [INFO ] Deduced a trap composed of 58 places in 571 ms of which 1 ms to minimize.
[2023-03-18 05:34:13] [INFO ] Deduced a trap composed of 56 places in 849 ms of which 2 ms to minimize.
[2023-03-18 05:34:14] [INFO ] Deduced a trap composed of 64 places in 670 ms of which 1 ms to minimize.
[2023-03-18 05:34:14] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 6252 ms
[2023-03-18 05:34:14] [INFO ] Computed and/alt/rep : 1351/3374/1351 causal constraints (skipped 84 transitions) in 120 ms.
[2023-03-18 05:34:18] [INFO ] Deduced a trap composed of 2 places in 1193 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.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:614)
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)
[2023-03-18 05:34:18] [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 p0
Could not prove EG p0
Stuttering acceptance computed with spot in 50 ms :[p0]
Product exploration explored 100000 steps with 19940 reset in 1188 ms.
Product exploration explored 100000 steps with 19961 reset in 977 ms.
Support contains 84 out of 945 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 945/945 places, 1652/1652 transitions.
Drop transitions removed 288 transitions
Trivial Post-agglo rules discarded 288 transitions
Performed 288 trivial Post agglomeration. Transition count delta: 288
Iterating post reduction 0 with 288 rules applied. Total rules applied 288 place count 945 transition count 1364
Reduce places removed 288 places and 0 transitions.
Iterating post reduction 1 with 288 rules applied. Total rules applied 576 place count 657 transition count 1364
Performed 252 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 252 Pre rules applied. Total rules applied 576 place count 657 transition count 1112
Deduced a syphon composed of 252 places in 0 ms
Reduce places removed 252 places and 0 transitions.
Iterating global reduction 2 with 504 rules applied. Total rules applied 1080 place count 405 transition count 1112
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 1092 place count 399 transition count 1106
Applied a total of 1092 rules in 64 ms. Remains 399 /945 variables (removed 546) and now considering 1106/1652 (removed 546) transitions.
[2023-03-18 05:34:20] [INFO ] Flow matrix only has 896 transitions (discarded 210 similar events)
// Phase 1: matrix 896 rows 399 cols
[2023-03-18 05:34:20] [INFO ] Computed 20 place invariants in 2 ms
[2023-03-18 05:34:21] [INFO ] Implicit Places using invariants in 300 ms returned []
[2023-03-18 05:34:21] [INFO ] Flow matrix only has 896 transitions (discarded 210 similar events)
[2023-03-18 05:34:21] [INFO ] Invariant cache hit.
[2023-03-18 05:34:21] [INFO ] State equation strengthened by 330 read => feed constraints.
[2023-03-18 05:34:23] [INFO ] Implicit Places using invariants and state equation in 1848 ms returned []
Implicit Place search using SMT with State Equation took 2161 ms to find 0 implicit places.
[2023-03-18 05:34:23] [INFO ] Redundant transitions in 16 ms returned []
[2023-03-18 05:34:23] [INFO ] Flow matrix only has 896 transitions (discarded 210 similar events)
[2023-03-18 05:34:23] [INFO ] Invariant cache hit.
[2023-03-18 05:34:24] [INFO ] Dead Transitions using invariants and state equation in 919 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 399/945 places, 1106/1652 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 3178 ms. Remains : 399/945 places, 1106/1652 transitions.
Treatment of property Peterson-COL-6-LTLFireability-04 finished in 60441 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)||(p1&&F(!p0)&&(G(p3)||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' '!((!p0 U (G(!p0)||(F(p2)&&p1))))'
[2023-03-18 05:34:24] [INFO ] Flatten gal took : 169 ms
[2023-03-18 05:34:24] [INFO ] Export to MCC of 3 properties in file /home/mcc/execution/LTLFireability.sr.xml took 18 ms.
[2023-03-18 05:34:24] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 1330 places, 2030 transitions and 6272 arcs took 17 ms.
Total runtime 443363 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2307/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
TIME LIMIT: Killed by timeout after 1190 seconds
MemTotal: 16393232 kB
MemFree: 14532816 kB
After kill :
MemTotal: 16393232 kB
MemFree: 16115156 kB
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2307/ltl_1_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
TIME LIMIT: Killed by timeout after 1190 seconds
MemTotal: 16393232 kB
MemFree: 7631784 kB
After kill :
MemTotal: 16393232 kB
MemFree: 16105280 kB
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2307/ltl_2_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393232 kB
MemFree: 9267248 kB
After kill :
MemTotal: 16393232 kB
MemFree: 16063432 kB
BK_TIME_CONFINEMENT_REACHED
--------------------
content from stderr:
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
mcc2023
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="Peterson-COL-6"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool ltsminxred"
echo " Input is Peterson-COL-6, 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 r265-smll-167863540200588"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/Peterson-COL-6.tgz
mv Peterson-COL-6 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 '
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 ;