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.r103-tall-167814478500611.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)
...............................
=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is DLCflexbar-PT-8b, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r103-tall-167814478500611
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 20M
-rw-r--r-- 1 mcc users 7.6K Feb 25 14:57 CTLCardinality.txt
-rw-r--r-- 1 mcc users 81K Feb 25 14:57 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K Feb 25 14:56 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K Feb 25 14:56 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.9K Feb 25 15:52 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 25 15:52 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Feb 25 15:52 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 15:52 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.1K Feb 25 15:00 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 77K Feb 25 15:00 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.2K Feb 25 14:58 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 76K Feb 25 14:58 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 15:52 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 15:52 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 20M Mar 5 18:22 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 DLCflexbar-PT-8b-LTLCardinality-00
FORMULA_NAME DLCflexbar-PT-8b-LTLCardinality-01
FORMULA_NAME DLCflexbar-PT-8b-LTLCardinality-02
FORMULA_NAME DLCflexbar-PT-8b-LTLCardinality-03
FORMULA_NAME DLCflexbar-PT-8b-LTLCardinality-04
FORMULA_NAME DLCflexbar-PT-8b-LTLCardinality-05
FORMULA_NAME DLCflexbar-PT-8b-LTLCardinality-06
FORMULA_NAME DLCflexbar-PT-8b-LTLCardinality-07
FORMULA_NAME DLCflexbar-PT-8b-LTLCardinality-08
FORMULA_NAME DLCflexbar-PT-8b-LTLCardinality-09
FORMULA_NAME DLCflexbar-PT-8b-LTLCardinality-10
FORMULA_NAME DLCflexbar-PT-8b-LTLCardinality-11
FORMULA_NAME DLCflexbar-PT-8b-LTLCardinality-12
FORMULA_NAME DLCflexbar-PT-8b-LTLCardinality-13
FORMULA_NAME DLCflexbar-PT-8b-LTLCardinality-14
FORMULA_NAME DLCflexbar-PT-8b-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1678269436827

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=lolaxred
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DLCflexbar-PT-8b
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-08 09:57:18] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2023-03-08 09:57:18] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-08 09:57:19] [INFO ] Load time of PNML (sax parser for PT used): 1022 ms
[2023-03-08 09:57:21] [INFO ] Transformed 47560 places.
[2023-03-08 09:57:21] [INFO ] Transformed 76160 transitions.
[2023-03-08 09:57:21] [INFO ] Found NUPN structural information;
[2023-03-08 09:57:24] [INFO ] Parsed PT model containing 47560 places and 76160 transitions and 216499 arcs in 5957 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 29 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
Initial state reduction rules removed 1 formulas.
FORMULA DLCflexbar-PT-8b-LTLCardinality-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-8b-LTLCardinality-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-8b-LTLCardinality-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-8b-LTLCardinality-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-8b-LTLCardinality-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-8b-LTLCardinality-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-8b-LTLCardinality-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 26 out of 47560 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 47560/47560 places, 76160/76160 transitions.
Applied a total of 0 rules in 8358 ms. Remains 47560 /47560 variables (removed 0) and now considering 76160/76160 (removed 0) transitions.
// Phase 1: matrix 76160 rows 47560 cols
[2023-03-08 09:57:45] [INFO ] Computed 3040 place invariants in 589 ms
[2023-03-08 09:57:51] [INFO ] Implicit Places using invariants in 6515 ms returned []
Implicit Place search using SMT only with invariants took 6540 ms to find 0 implicit places.
[2023-03-08 09:57:51] [INFO ] Invariant cache hit.
[2023-03-08 09:57:57] [INFO ] Dead Transitions using invariants and state equation in 5413 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 20322 ms. Remains : 47560/47560 places, 76160/76160 transitions.
Support contains 26 out of 47560 places after structural reductions.
[2023-03-08 09:58:06] [INFO ] Flatten gal took : 1781 ms
[2023-03-08 09:58:07] [INFO ] Flatten gal took : 1385 ms
[2023-03-08 09:58:10] [INFO ] Input system was already deterministic with 76160 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 675 ms. (steps per millisecond=14 ) properties (out of 13) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 10) seen :0
Running SMT prover for 10 properties.
[2023-03-08 09:58:24] [INFO ] Invariant cache hit.
[2023-03-08 09:58:49] [INFO ] [Real]Absence check using 3040 positive place invariants in 5476 ms returned unknown
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:629)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
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)
[2023-03-08 09:58:49] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-08 09:58:49] [INFO ] After 25154ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 10 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 21 out of 47560 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 47560/47560 places, 76160/76160 transitions.
Graph (trivial) has 42520 edges and 47560 vertex of which 2800 / 47560 are part of one of the 180 SCC in 77 ms
Free SCC test removed 2620 places
Drop transitions removed 2960 transitions
Reduce isomorphic transitions removed 2960 transitions.
Drop transitions removed 20690 transitions
Trivial Post-agglo rules discarded 20690 transitions
Performed 20690 trivial Post agglomeration. Transition count delta: 20690
Iterating post reduction 0 with 20690 rules applied. Total rules applied 20691 place count 44940 transition count 52510
Reduce places removed 20690 places and 0 transitions.
Ensure Unique test removed 450 transitions
Reduce isomorphic transitions removed 450 transitions.
Drop transitions removed 440 transitions
Trivial Post-agglo rules discarded 440 transitions
Performed 440 trivial Post agglomeration. Transition count delta: 440
Iterating post reduction 1 with 21580 rules applied. Total rules applied 42271 place count 24250 transition count 51620
Reduce places removed 440 places and 0 transitions.
Ensure Unique test removed 140 transitions
Reduce isomorphic transitions removed 140 transitions.
Drop transitions removed 140 transitions
Trivial Post-agglo rules discarded 140 transitions
Performed 140 trivial Post agglomeration. Transition count delta: 140
Iterating post reduction 2 with 720 rules applied. Total rules applied 42991 place count 23810 transition count 51340
Reduce places removed 140 places and 0 transitions.
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Iterating post reduction 3 with 145 rules applied. Total rules applied 43136 place count 23670 transition count 51335
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 4 with 5 rules applied. Total rules applied 43141 place count 23665 transition count 51335
Performed 146 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 146 Pre rules applied. Total rules applied 43141 place count 23665 transition count 51189
Deduced a syphon composed of 146 places in 4374 ms
Reduce places removed 146 places and 0 transitions.
Iterating global reduction 5 with 292 rules applied. Total rules applied 43433 place count 23519 transition count 51189
Performed 13117 Post agglomeration using F-continuation condition.Transition count delta: 13117
Deduced a syphon composed of 13117 places in 11 ms
Reduce places removed 13117 places and 0 transitions.
Iterating global reduction 5 with 26234 rules applied. Total rules applied 69667 place count 10402 transition count 38072
Renaming transitions due to excessive name length > 1024 char.
Discarding 351 places :
Symmetric choice reduction at 5 with 351 rule applications. Total rules 70018 place count 10051 transition count 24850
Iterating global reduction 5 with 351 rules applied. Total rules applied 70369 place count 10051 transition count 24850
Ensure Unique test removed 319 transitions
Reduce isomorphic transitions removed 319 transitions.
Iterating post reduction 5 with 319 rules applied. Total rules applied 70688 place count 10051 transition count 24531
Performed 101 Post agglomeration using F-continuation condition.Transition count delta: -909
Deduced a syphon composed of 101 places in 26 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 6 with 202 rules applied. Total rules applied 70890 place count 9950 transition count 25440
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 50 transitions.
Iterating post reduction 6 with 50 rules applied. Total rules applied 70940 place count 9950 transition count 25390
Discarding 50 places :
Symmetric choice reduction at 7 with 50 rule applications. Total rules 70990 place count 9900 transition count 24390
Iterating global reduction 7 with 50 rules applied. Total rules applied 71040 place count 9900 transition count 24390
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 50 transitions.
Iterating post reduction 7 with 50 rules applied. Total rules applied 71090 place count 9900 transition count 24340
Performed 101 Post agglomeration using F-continuation condition.Transition count delta: -859
Deduced a syphon composed of 101 places in 6 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 8 with 202 rules applied. Total rules applied 71292 place count 9799 transition count 25199
Ensure Unique test removed 26 transitions
Reduce isomorphic transitions removed 26 transitions.
Iterating post reduction 8 with 26 rules applied. Total rules applied 71318 place count 9799 transition count 25173
Discarding 26 places :
Symmetric choice reduction at 9 with 26 rule applications. Total rules 71344 place count 9773 transition count 24653
Iterating global reduction 9 with 26 rules applied. Total rules applied 71370 place count 9773 transition count 24653
Ensure Unique test removed 26 transitions
Reduce isomorphic transitions removed 26 transitions.
Iterating post reduction 9 with 26 rules applied. Total rules applied 71396 place count 9773 transition count 24627
Performed 101 Post agglomeration using F-continuation condition.Transition count delta: -892
Deduced a syphon composed of 101 places in 5 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 10 with 202 rules applied. Total rules applied 71598 place count 9672 transition count 25519
Ensure Unique test removed 37 transitions
Reduce isomorphic transitions removed 37 transitions.
Iterating post reduction 10 with 37 rules applied. Total rules applied 71635 place count 9672 transition count 25482
Discarding 37 places :
Symmetric choice reduction at 11 with 37 rule applications. Total rules 71672 place count 9635 transition count 24742
Iterating global reduction 11 with 37 rules applied. Total rules applied 71709 place count 9635 transition count 24742
Ensure Unique test removed 37 transitions
Reduce isomorphic transitions removed 37 transitions.
Iterating post reduction 11 with 37 rules applied. Total rules applied 71746 place count 9635 transition count 24705
Performed 101 Post agglomeration using F-continuation condition.Transition count delta: -852
Deduced a syphon composed of 101 places in 5 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 12 with 202 rules applied. Total rules applied 71948 place count 9534 transition count 25557
Drop transitions removed 19 transitions
Ensure Unique test removed 26 transitions
Reduce isomorphic transitions removed 45 transitions.
Iterating post reduction 12 with 45 rules applied. Total rules applied 71993 place count 9534 transition count 25512
Discarding 26 places :
Symmetric choice reduction at 13 with 26 rule applications. Total rules 72019 place count 9508 transition count 24992
Iterating global reduction 13 with 26 rules applied. Total rules applied 72045 place count 9508 transition count 24992
Ensure Unique test removed 26 transitions
Reduce isomorphic transitions removed 26 transitions.
Iterating post reduction 13 with 26 rules applied. Total rules applied 72071 place count 9508 transition count 24966
Performed 47 Post agglomeration using F-continuation condition.Transition count delta: -359
Deduced a syphon composed of 47 places in 4 ms
Reduce places removed 47 places and 0 transitions.
Iterating global reduction 14 with 94 rules applied. Total rules applied 72165 place count 9461 transition count 25325
Drop transitions removed 34 transitions
Reduce isomorphic transitions removed 34 transitions.
Iterating post reduction 14 with 34 rules applied. Total rules applied 72199 place count 9461 transition count 25291
Free-agglomeration rule applied 6149 times with reduction of 4230 identical transitions.
Iterating global reduction 15 with 6149 rules applied. Total rules applied 78348 place count 9461 transition count 14912
Reduce places removed 6149 places and 0 transitions.
Drop transitions removed 7161 transitions
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 7211 transitions.
Graph (complete) has 11028 edges and 3312 vertex of which 744 are kept as prefixes of interest. Removing 2568 places using SCC suffix rule.9 ms
Discarding 2568 places :
Also discarding 5230 output transitions
Drop transitions removed 5230 transitions
Iterating post reduction 15 with 13361 rules applied. Total rules applied 91709 place count 744 transition count 2471
Drop transitions removed 640 transitions
Ensure Unique test removed 83 transitions
Reduce isomorphic transitions removed 723 transitions.
Iterating post reduction 16 with 723 rules applied. Total rules applied 92432 place count 744 transition count 1748
Discarding 578 places :
Symmetric choice reduction at 17 with 578 rule applications. Total rules 93010 place count 166 transition count 334
Iterating global reduction 17 with 578 rules applied. Total rules applied 93588 place count 166 transition count 334
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -66
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 17 with 12 rules applied. Total rules applied 93600 place count 160 transition count 400
Drop transitions removed 78 transitions
Reduce isomorphic transitions removed 78 transitions.
Iterating post reduction 17 with 78 rules applied. Total rules applied 93678 place count 160 transition count 322
Discarding 4 places :
Symmetric choice reduction at 18 with 4 rule applications. Total rules 93682 place count 156 transition count 270
Iterating global reduction 18 with 4 rules applied. Total rules applied 93686 place count 156 transition count 270
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 18 with 4 rules applied. Total rules applied 93690 place count 156 transition count 266
Drop transitions removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 19 with 8 rules applied. Total rules applied 93698 place count 156 transition count 258
Discarding 2 places :
Symmetric choice reduction at 19 with 2 rule applications. Total rules 93700 place count 154 transition count 256
Iterating global reduction 19 with 2 rules applied. Total rules applied 93702 place count 154 transition count 256
Discarding 2 places :
Symmetric choice reduction at 19 with 2 rule applications. Total rules 93704 place count 152 transition count 222
Iterating global reduction 19 with 2 rules applied. Total rules applied 93706 place count 152 transition count 222
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 19 with 2 rules applied. Total rules applied 93708 place count 152 transition count 220
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 20 with 2 rules applied. Total rules applied 93710 place count 151 transition count 219
Drop transitions removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 20 with 4 rules applied. Total rules applied 93714 place count 151 transition count 215
Free-agglomeration rule applied 3 times.
Iterating global reduction 20 with 3 rules applied. Total rules applied 93717 place count 151 transition count 212
Reduce places removed 3 places and 0 transitions.
Drop transitions removed 39 transitions
Reduce isomorphic transitions removed 39 transitions.
Graph (complete) has 391 edges and 148 vertex of which 125 are kept as prefixes of interest. Removing 23 places using SCC suffix rule.0 ms
Discarding 23 places :
Also discarding 20 output transitions
Drop transitions removed 20 transitions
Iterating post reduction 20 with 43 rules applied. Total rules applied 93760 place count 125 transition count 153
Drop transitions removed 4 transitions
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 21 with 12 rules applied. Total rules applied 93772 place count 125 transition count 141
Discarding 27 places :
Symmetric choice reduction at 22 with 27 rule applications. Total rules 93799 place count 98 transition count 109
Iterating global reduction 22 with 27 rules applied. Total rules applied 93826 place count 98 transition count 109
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 22 with 1 rules applied. Total rules applied 93827 place count 97 transition count 108
Reduce places removed 3 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 22 with 4 rules applied. Total rules applied 93831 place count 94 transition count 107
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 23 with 1 rules applied. Total rules applied 93832 place count 93 transition count 107
Performed 4 Post agglomeration using F-continuation condition with reduction of 4 identical transitions.
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 24 with 8 rules applied. Total rules applied 93840 place count 89 transition count 99
Drop transitions removed 5 transitions
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 24 with 13 rules applied. Total rules applied 93853 place count 89 transition count 86
Discarding 4 places :
Symmetric choice reduction at 25 with 4 rule applications. Total rules 93857 place count 85 transition count 80
Iterating global reduction 25 with 4 rules applied. Total rules applied 93861 place count 85 transition count 80
Applied a total of 93861 rules in 38157 ms. Remains 85 /47560 variables (removed 47475) and now considering 80/76160 (removed 76080) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 38157 ms. Remains : 85/47560 places, 80/76160 transitions.
Finished random walk after 3349 steps, including 1 resets, run visited all 10 properties in 27 ms. (steps per millisecond=124 )
FORMULA DLCflexbar-PT-8b-LTLCardinality-07 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA DLCflexbar-PT-8b-LTLCardinality-09 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 13150 stabilizing places and 13150 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(p0)))'
Support contains 4 out of 47560 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 47560/47560 places, 76160/76160 transitions.
Applied a total of 0 rules in 8303 ms. Remains 47560 /47560 variables (removed 0) and now considering 76160/76160 (removed 0) transitions.
[2023-03-08 09:59:59] [INFO ] Invariant cache hit.
[2023-03-08 10:00:05] [INFO ] Implicit Places using invariants in 6007 ms returned []
Implicit Place search using SMT only with invariants took 6009 ms to find 0 implicit places.
[2023-03-08 10:00:05] [INFO ] Invariant cache hit.
[2023-03-08 10:00:11] [INFO ] Dead Transitions using invariants and state equation in 6047 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 20372 ms. Remains : 47560/47560 places, 76160/76160 transitions.
Stuttering acceptance computed with spot in 245 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : DLCflexbar-PT-8b-LTLCardinality-00 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 (EQ s16317 0) (EQ s34528 1) (EQ s45883 0) (EQ s32033 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 7 ms.
FORMULA DLCflexbar-PT-8b-LTLCardinality-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCflexbar-PT-8b-LTLCardinality-00 finished in 27160 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0)&&X(X(X(F(p1)))))))'
Support contains 3 out of 47560 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 47560/47560 places, 76160/76160 transitions.
Applied a total of 0 rules in 8724 ms. Remains 47560 /47560 variables (removed 0) and now considering 76160/76160 (removed 0) transitions.
[2023-03-08 10:00:26] [INFO ] Invariant cache hit.
[2023-03-08 10:00:32] [INFO ] Implicit Places using invariants in 5564 ms returned []
Implicit Place search using SMT only with invariants took 5566 ms to find 0 implicit places.
[2023-03-08 10:00:32] [INFO ] Invariant cache hit.
[2023-03-08 10:00:38] [INFO ] Dead Transitions using invariants and state equation in 6178 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 20478 ms. Remains : 47560/47560 places, 76160/76160 transitions.
Stuttering acceptance computed with spot in 387 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : DLCflexbar-PT-8b-LTLCardinality-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}, { cond=true, acceptance={} source=1 dest: 3}], [{ cond=(NOT p0), acceptance={} source=2 dest: 2}], [{ cond=true, acceptance={} source=3 dest: 4}], [{ cond=true, acceptance={} source=4 dest: 5}], [{ cond=(NOT p1), acceptance={} source=5 dest: 5}]], initial=0, aps=[p0:(EQ s47515 1), p1:(OR (EQ s31671 0) (EQ s29978 1))], nbAcceptance=0, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration explored 100000 steps with 4 reset in 4919 ms.
Product exploration explored 100000 steps with 0 reset in 6944 ms.
Computed a total of 13150 stabilizing places and 13150 stable transitions
Computed a total of 13150 stabilizing places and 13150 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT p0)), true, (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 169 ms. Reduced automaton from 6 states, 7 edges and 2 AP (stutter sensitive) to 6 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 225 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1), (NOT p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 383 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 25 ms. (steps per millisecond=400 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 96465 steps, run timeout after 3003 ms. (steps per millisecond=32 ) properties seen :{}
Probabilistic random walk after 96465 steps, saw 95592 distinct states, run finished after 3005 ms. (steps per millisecond=32 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-08 10:01:54] [INFO ] Invariant cache hit.
[2023-03-08 10:02:19] [INFO ] [Real]Absence check using 3040 positive place invariants in 9656 ms returned unknown
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:629)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
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)
[2023-03-08 10:02:19] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-08 10:02:19] [INFO ] After 25080ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 3 out of 47560 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 47560/47560 places, 76160/76160 transitions.
Graph (trivial) has 42546 edges and 47560 vertex of which 2800 / 47560 are part of one of the 180 SCC in 25 ms
Free SCC test removed 2620 places
Drop transitions removed 2960 transitions
Reduce isomorphic transitions removed 2960 transitions.
Drop transitions removed 20707 transitions
Trivial Post-agglo rules discarded 20707 transitions
Performed 20707 trivial Post agglomeration. Transition count delta: 20707
Iterating post reduction 0 with 20707 rules applied. Total rules applied 20708 place count 44940 transition count 52493
Reduce places removed 20707 places and 0 transitions.
Ensure Unique test removed 450 transitions
Reduce isomorphic transitions removed 450 transitions.
Drop transitions removed 440 transitions
Trivial Post-agglo rules discarded 440 transitions
Performed 440 trivial Post agglomeration. Transition count delta: 440
Iterating post reduction 1 with 21597 rules applied. Total rules applied 42305 place count 24233 transition count 51603
Reduce places removed 440 places and 0 transitions.
Ensure Unique test removed 140 transitions
Reduce isomorphic transitions removed 140 transitions.
Drop transitions removed 140 transitions
Trivial Post-agglo rules discarded 140 transitions
Performed 140 trivial Post agglomeration. Transition count delta: 140
Iterating post reduction 2 with 720 rules applied. Total rules applied 43025 place count 23793 transition count 51323
Reduce places removed 140 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 3 with 141 rules applied. Total rules applied 43166 place count 23653 transition count 51322
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 43167 place count 23652 transition count 51322
Performed 141 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 141 Pre rules applied. Total rules applied 43167 place count 23652 transition count 51181
Deduced a syphon composed of 141 places in 5202 ms
Reduce places removed 141 places and 0 transitions.
Iterating global reduction 5 with 282 rules applied. Total rules applied 43449 place count 23511 transition count 51181
Performed 13135 Post agglomeration using F-continuation condition.Transition count delta: 13135
Deduced a syphon composed of 13135 places in 10 ms
Reduce places removed 13135 places and 0 transitions.
Iterating global reduction 5 with 26270 rules applied. Total rules applied 69719 place count 10376 transition count 38046
Renaming transitions due to excessive name length > 1024 char.
Discarding 350 places :
Symmetric choice reduction at 5 with 350 rule applications. Total rules 70069 place count 10026 transition count 24816
Iterating global reduction 5 with 350 rules applied. Total rules applied 70419 place count 10026 transition count 24816
Ensure Unique test removed 320 transitions
Reduce isomorphic transitions removed 320 transitions.
Iterating post reduction 5 with 320 rules applied. Total rules applied 70739 place count 10026 transition count 24496
Performed 101 Post agglomeration using F-continuation condition.Transition count delta: -909
Deduced a syphon composed of 101 places in 5 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 6 with 202 rules applied. Total rules applied 70941 place count 9925 transition count 25405
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 50 transitions.
Iterating post reduction 6 with 50 rules applied. Total rules applied 70991 place count 9925 transition count 25355
Discarding 50 places :
Symmetric choice reduction at 7 with 50 rule applications. Total rules 71041 place count 9875 transition count 24355
Iterating global reduction 7 with 50 rules applied. Total rules applied 71091 place count 9875 transition count 24355
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 50 transitions.
Iterating post reduction 7 with 50 rules applied. Total rules applied 71141 place count 9875 transition count 24305
Performed 101 Post agglomeration using F-continuation condition.Transition count delta: -859
Deduced a syphon composed of 101 places in 5 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 8 with 202 rules applied. Total rules applied 71343 place count 9774 transition count 25164
Ensure Unique test removed 26 transitions
Reduce isomorphic transitions removed 26 transitions.
Iterating post reduction 8 with 26 rules applied. Total rules applied 71369 place count 9774 transition count 25138
Discarding 26 places :
Symmetric choice reduction at 9 with 26 rule applications. Total rules 71395 place count 9748 transition count 24618
Iterating global reduction 9 with 26 rules applied. Total rules applied 71421 place count 9748 transition count 24618
Ensure Unique test removed 26 transitions
Reduce isomorphic transitions removed 26 transitions.
Iterating post reduction 9 with 26 rules applied. Total rules applied 71447 place count 9748 transition count 24592
Performed 101 Post agglomeration using F-continuation condition.Transition count delta: -883
Deduced a syphon composed of 101 places in 4 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 10 with 202 rules applied. Total rules applied 71649 place count 9647 transition count 25475
Ensure Unique test removed 37 transitions
Reduce isomorphic transitions removed 37 transitions.
Iterating post reduction 10 with 37 rules applied. Total rules applied 71686 place count 9647 transition count 25438
Discarding 37 places :
Symmetric choice reduction at 11 with 37 rule applications. Total rules 71723 place count 9610 transition count 24698
Iterating global reduction 11 with 37 rules applied. Total rules applied 71760 place count 9610 transition count 24698
Ensure Unique test removed 37 transitions
Reduce isomorphic transitions removed 37 transitions.
Iterating post reduction 11 with 37 rules applied. Total rules applied 71797 place count 9610 transition count 24661
Performed 95 Post agglomeration using F-continuation condition.Transition count delta: -810
Deduced a syphon composed of 95 places in 5 ms
Reduce places removed 95 places and 0 transitions.
Iterating global reduction 12 with 190 rules applied. Total rules applied 71987 place count 9515 transition count 25471
Drop transitions removed 8 transitions
Ensure Unique test removed 27 transitions
Reduce isomorphic transitions removed 35 transitions.
Iterating post reduction 12 with 35 rules applied. Total rules applied 72022 place count 9515 transition count 25436
Discarding 27 places :
Symmetric choice reduction at 13 with 27 rule applications. Total rules 72049 place count 9488 transition count 24896
Iterating global reduction 13 with 27 rules applied. Total rules applied 72076 place count 9488 transition count 24896
Ensure Unique test removed 27 transitions
Reduce isomorphic transitions removed 27 transitions.
Iterating post reduction 13 with 27 rules applied. Total rules applied 72103 place count 9488 transition count 24869
Performed 27 Post agglomeration using F-continuation condition.Transition count delta: -216
Deduced a syphon composed of 27 places in 4 ms
Reduce places removed 27 places and 0 transitions.
Iterating global reduction 14 with 54 rules applied. Total rules applied 72157 place count 9461 transition count 25085
Free-agglomeration rule applied 6210 times with reduction of 4283 identical transitions.
Iterating global reduction 14 with 6210 rules applied. Total rules applied 78367 place count 9461 transition count 14592
Reduce places removed 6210 places and 0 transitions.
Drop transitions removed 7177 transitions
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7184 transitions.
Graph (complete) has 10756 edges and 3251 vertex of which 183 are kept as prefixes of interest. Removing 3068 places using SCC suffix rule.6 ms
Discarding 3068 places :
Also discarding 6742 output transitions
Drop transitions removed 6742 transitions
Iterating post reduction 14 with 13395 rules applied. Total rules applied 91762 place count 183 transition count 666
Drop transitions removed 166 transitions
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 182 transitions.
Iterating post reduction 15 with 182 rules applied. Total rules applied 91944 place count 183 transition count 484
Discarding 162 places :
Symmetric choice reduction at 16 with 162 rule applications. Total rules 92106 place count 21 transition count 30
Iterating global reduction 16 with 162 rules applied. Total rules applied 92268 place count 21 transition count 30
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 16 with 6 rules applied. Total rules applied 92274 place count 18 transition count 33
Drop transitions removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 16 with 6 rules applied. Total rules applied 92280 place count 18 transition count 27
Discarding 2 places :
Symmetric choice reduction at 17 with 2 rule applications. Total rules 92282 place count 16 transition count 19
Iterating global reduction 17 with 2 rules applied. Total rules applied 92284 place count 16 transition count 19
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 17 with 2 rules applied. Total rules applied 92286 place count 16 transition count 17
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 18 with 1 rules applied. Total rules applied 92287 place count 16 transition count 16
Free-agglomeration rule applied 1 times.
Iterating global reduction 18 with 1 rules applied. Total rules applied 92288 place count 16 transition count 15
Reduce places removed 1 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 3 transitions.
Graph (complete) has 23 edges and 15 vertex of which 14 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Iterating post reduction 18 with 5 rules applied. Total rules applied 92293 place count 14 transition count 12
Discarding 1 places :
Symmetric choice reduction at 19 with 1 rule applications. Total rules 92294 place count 13 transition count 11
Iterating global reduction 19 with 1 rules applied. Total rules applied 92295 place count 13 transition count 11
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 19 with 1 rules applied. Total rules applied 92296 place count 12 transition count 10
Reduce places removed 3 places and 0 transitions.
Graph (trivial) has 2 edges and 9 vertex of which 2 / 9 are part of one of the 1 SCC in 1 ms
Free SCC test removed 1 places
Iterating post reduction 19 with 4 rules applied. Total rules applied 92300 place count 8 transition count 10
Reduce places removed 1 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 20 with 4 rules applied. Total rules applied 92304 place count 7 transition count 7
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 21 with 1 Pre rules applied. Total rules applied 92304 place count 7 transition count 6
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 21 with 2 rules applied. Total rules applied 92306 place count 6 transition count 6
Applied a total of 92306 rules in 44849 ms. Remains 6 /47560 variables (removed 47554) and now considering 6/76160 (removed 76154) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 44849 ms. Remains : 6/47560 places, 6/76160 transitions.
Finished random walk after 6 steps, including 0 resets, run visited all 2 properties in 1 ms. (steps per millisecond=6 )
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT p0)), true, (X (X (NOT p0)))]
False Knowledge obtained : [(F p0), (F (NOT p1))]
Knowledge based reduction with 4 factoid took 227 ms. Reduced automaton from 6 states, 7 edges and 2 AP (stutter sensitive) to 6 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 242 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 257 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1), (NOT p1)]
[2023-03-08 10:03:05] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Support contains 3 out of 47560 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 47560/47560 places, 76160/76160 transitions.
Applied a total of 0 rules in 9560 ms. Remains 47560 /47560 variables (removed 0) and now considering 76160/76160 (removed 0) transitions.
[2023-03-08 10:03:30] [INFO ] Invariant cache hit.
[2023-03-08 10:03:35] [INFO ] Implicit Places using invariants in 5642 ms returned []
Implicit Place search using SMT only with invariants took 5647 ms to find 0 implicit places.
[2023-03-08 10:03:35] [INFO ] Invariant cache hit.
[2023-03-08 10:03:41] [INFO ] Dead Transitions using invariants and state equation in 5436 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 20647 ms. Remains : 47560/47560 places, 76160/76160 transitions.
Computed a total of 13150 stabilizing places and 13150 stable transitions
Computed a total of 13150 stabilizing places and 13150 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), true, (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 155 ms. Reduced automaton from 6 states, 7 edges and 2 AP (stutter sensitive) to 6 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 253 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1), (NOT p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 282 ms. (steps per millisecond=35 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-08 10:04:36] [INFO ] Invariant cache hit.
[2023-03-08 10:05:01] [INFO ] [Real]Absence check using 3040 positive place invariants in 9989 ms returned unknown
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:629)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-08 10:05:01] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-08 10:05:01] [INFO ] After 25070ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 47560 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 47560/47560 places, 76160/76160 transitions.
Graph (trivial) has 42547 edges and 47560 vertex of which 2800 / 47560 are part of one of the 180 SCC in 28 ms
Free SCC test removed 2620 places
Drop transitions removed 2960 transitions
Reduce isomorphic transitions removed 2960 transitions.
Drop transitions removed 20708 transitions
Trivial Post-agglo rules discarded 20708 transitions
Performed 20708 trivial Post agglomeration. Transition count delta: 20708
Iterating post reduction 0 with 20708 rules applied. Total rules applied 20709 place count 44940 transition count 52492
Reduce places removed 20708 places and 0 transitions.
Ensure Unique test removed 450 transitions
Reduce isomorphic transitions removed 450 transitions.
Drop transitions removed 440 transitions
Trivial Post-agglo rules discarded 440 transitions
Performed 440 trivial Post agglomeration. Transition count delta: 440
Iterating post reduction 1 with 21598 rules applied. Total rules applied 42307 place count 24232 transition count 51602
Reduce places removed 440 places and 0 transitions.
Ensure Unique test removed 140 transitions
Reduce isomorphic transitions removed 140 transitions.
Drop transitions removed 140 transitions
Trivial Post-agglo rules discarded 140 transitions
Performed 140 trivial Post agglomeration. Transition count delta: 140
Iterating post reduction 2 with 720 rules applied. Total rules applied 43027 place count 23792 transition count 51322
Reduce places removed 140 places and 0 transitions.
Iterating post reduction 3 with 140 rules applied. Total rules applied 43167 place count 23652 transition count 51322
Performed 141 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 141 Pre rules applied. Total rules applied 43167 place count 23652 transition count 51181
Deduced a syphon composed of 141 places in 4501 ms
Reduce places removed 141 places and 0 transitions.
Iterating global reduction 4 with 282 rules applied. Total rules applied 43449 place count 23511 transition count 51181
Performed 13136 Post agglomeration using F-continuation condition.Transition count delta: 13136
Deduced a syphon composed of 13136 places in 11 ms
Reduce places removed 13136 places and 0 transitions.
Iterating global reduction 4 with 26272 rules applied. Total rules applied 69721 place count 10375 transition count 38045
Renaming transitions due to excessive name length > 1024 char.
Discarding 350 places :
Symmetric choice reduction at 4 with 350 rule applications. Total rules 70071 place count 10025 transition count 24815
Iterating global reduction 4 with 350 rules applied. Total rules applied 70421 place count 10025 transition count 24815
Ensure Unique test removed 320 transitions
Reduce isomorphic transitions removed 320 transitions.
Iterating post reduction 4 with 320 rules applied. Total rules applied 70741 place count 10025 transition count 24495
Performed 101 Post agglomeration using F-continuation condition.Transition count delta: -909
Deduced a syphon composed of 101 places in 4 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 5 with 202 rules applied. Total rules applied 70943 place count 9924 transition count 25404
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 50 transitions.
Iterating post reduction 5 with 50 rules applied. Total rules applied 70993 place count 9924 transition count 25354
Discarding 50 places :
Symmetric choice reduction at 6 with 50 rule applications. Total rules 71043 place count 9874 transition count 24354
Iterating global reduction 6 with 50 rules applied. Total rules applied 71093 place count 9874 transition count 24354
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 50 transitions.
Iterating post reduction 6 with 50 rules applied. Total rules applied 71143 place count 9874 transition count 24304
Performed 101 Post agglomeration using F-continuation condition.Transition count delta: -859
Deduced a syphon composed of 101 places in 4 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 7 with 202 rules applied. Total rules applied 71345 place count 9773 transition count 25163
Ensure Unique test removed 26 transitions
Reduce isomorphic transitions removed 26 transitions.
Iterating post reduction 7 with 26 rules applied. Total rules applied 71371 place count 9773 transition count 25137
Discarding 26 places :
Symmetric choice reduction at 8 with 26 rule applications. Total rules 71397 place count 9747 transition count 24617
Iterating global reduction 8 with 26 rules applied. Total rules applied 71423 place count 9747 transition count 24617
Ensure Unique test removed 26 transitions
Reduce isomorphic transitions removed 26 transitions.
Iterating post reduction 8 with 26 rules applied. Total rules applied 71449 place count 9747 transition count 24591
Performed 101 Post agglomeration using F-continuation condition.Transition count delta: -883
Deduced a syphon composed of 101 places in 4 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 9 with 202 rules applied. Total rules applied 71651 place count 9646 transition count 25474
Ensure Unique test removed 37 transitions
Reduce isomorphic transitions removed 37 transitions.
Iterating post reduction 9 with 37 rules applied. Total rules applied 71688 place count 9646 transition count 25437
Discarding 37 places :
Symmetric choice reduction at 10 with 37 rule applications. Total rules 71725 place count 9609 transition count 24697
Iterating global reduction 10 with 37 rules applied. Total rules applied 71762 place count 9609 transition count 24697
Ensure Unique test removed 37 transitions
Reduce isomorphic transitions removed 37 transitions.
Iterating post reduction 10 with 37 rules applied. Total rules applied 71799 place count 9609 transition count 24660
Performed 95 Post agglomeration using F-continuation condition.Transition count delta: -810
Deduced a syphon composed of 95 places in 5 ms
Reduce places removed 95 places and 0 transitions.
Iterating global reduction 11 with 190 rules applied. Total rules applied 71989 place count 9514 transition count 25470
Drop transitions removed 8 transitions
Ensure Unique test removed 27 transitions
Reduce isomorphic transitions removed 35 transitions.
Iterating post reduction 11 with 35 rules applied. Total rules applied 72024 place count 9514 transition count 25435
Discarding 27 places :
Symmetric choice reduction at 12 with 27 rule applications. Total rules 72051 place count 9487 transition count 24895
Iterating global reduction 12 with 27 rules applied. Total rules applied 72078 place count 9487 transition count 24895
Ensure Unique test removed 27 transitions
Reduce isomorphic transitions removed 27 transitions.
Iterating post reduction 12 with 27 rules applied. Total rules applied 72105 place count 9487 transition count 24868
Performed 27 Post agglomeration using F-continuation condition.Transition count delta: -216
Deduced a syphon composed of 27 places in 4 ms
Reduce places removed 27 places and 0 transitions.
Iterating global reduction 13 with 54 rules applied. Total rules applied 72159 place count 9460 transition count 25084
Free-agglomeration rule applied 6210 times with reduction of 4283 identical transitions.
Iterating global reduction 13 with 6210 rules applied. Total rules applied 78369 place count 9460 transition count 14591
Reduce places removed 6210 places and 0 transitions.
Drop transitions removed 7178 transitions
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7185 transitions.
Graph (complete) has 10750 edges and 3250 vertex of which 27 are kept as prefixes of interest. Removing 3223 places using SCC suffix rule.5 ms
Discarding 3223 places :
Also discarding 7334 output transitions
Drop transitions removed 7334 transitions
Iterating post reduction 13 with 13396 rules applied. Total rules applied 91765 place count 27 transition count 72
Drop transitions removed 30 transitions
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 46 transitions.
Iterating post reduction 14 with 46 rules applied. Total rules applied 91811 place count 27 transition count 26
Discarding 17 places :
Symmetric choice reduction at 15 with 17 rule applications. Total rules 91828 place count 10 transition count 9
Iterating global reduction 15 with 17 rules applied. Total rules applied 91845 place count 10 transition count 9
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 15 with 1 rules applied. Total rules applied 91846 place count 9 transition count 8
Reduce places removed 2 places and 0 transitions.
Graph (trivial) has 2 edges and 7 vertex of which 2 / 7 are part of one of the 1 SCC in 0 ms
Free SCC test removed 1 places
Iterating post reduction 15 with 3 rules applied. Total rules applied 91849 place count 6 transition count 8
Reduce places removed 1 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 16 with 4 rules applied. Total rules applied 91853 place count 5 transition count 5
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 17 with 1 Pre rules applied. Total rules applied 91853 place count 5 transition count 4
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 17 with 2 rules applied. Total rules applied 91855 place count 4 transition count 4
Applied a total of 91855 rules in 43673 ms. Remains 4 /47560 variables (removed 47556) and now considering 4/76160 (removed 76156) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 43673 ms. Remains : 4/47560 places, 4/76160 transitions.
Finished random walk after 1 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=1 )
Knowledge obtained : [(AND (NOT p0) p1), true, (X (X (NOT p0)))]
False Knowledge obtained : [(F p0), (F (NOT p1))]
Knowledge based reduction with 3 factoid took 207 ms. Reduced automaton from 6 states, 7 edges and 2 AP (stutter sensitive) to 6 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 257 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 226 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1), (NOT p1)]
[2023-03-08 10:05:46] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 223 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 0 reset in 5197 ms.
Product exploration explored 100000 steps with 4 reset in 6160 ms.
Applying partial POR strategy [false, false, true, false, false, true]
Stuttering acceptance computed with spot in 274 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1), (NOT p1)]
Support contains 3 out of 47560 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 47560/47560 places, 76160/76160 transitions.
Graph (trivial) has 42546 edges and 47560 vertex of which 2800 / 47560 are part of one of the 180 SCC in 17 ms
Free SCC test removed 2620 places
Ensure Unique test removed 2780 transitions
Reduce isomorphic transitions removed 2780 transitions.
Performed 20708 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 20708 rules applied. Total rules applied 20709 place count 44940 transition count 73380
Ensure Unique test removed 450 transitions
Reduce isomorphic transitions removed 450 transitions.
Performed 150 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 1 with 600 rules applied. Total rules applied 21309 place count 44940 transition count 72930
Performed 151 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 151 Pre rules applied. Total rules applied 21309 place count 44940 transition count 73080
Deduced a syphon composed of 21009 places in 6207 ms
Iterating global reduction 2 with 151 rules applied. Total rules applied 21460 place count 44940 transition count 73080
Performed 2490 Post agglomeration using F-continuation condition.
Performed 2789 Post agglomeration using F-continuation condition.
Performed 3009 Post agglomeration using F-continuation condition.
Performed 3189 Post agglomeration using F-continuation condition.
Performed 3344 Post agglomeration using F-continuation condition.
Performed 3475 Post agglomeration using F-continuation condition.
Performed 3601 Post agglomeration using F-continuation condition.
Performed 3710 Post agglomeration using F-continuation condition.
Performed 3811 Post agglomeration using F-continuation condition.
Performed 3906 Post agglomeration using F-continuation condition.
Performed 3988 Post agglomeration using F-continuation condition.
Performed 4065 Post agglomeration using F-continuation condition.
Performed 4138 Post agglomeration using F-continuation condition.
Performed 4210 Post agglomeration using F-continuation condition.
Performed 4285 Post agglomeration using F-continuation condition.
Performed 4357 Post agglomeration using F-continuation condition.
Performed 4426 Post agglomeration using F-continuation condition.
Performed 4492 Post agglomeration using F-continuation condition.
Performed 4556 Post agglomeration using F-continuation condition.
Performed 4618 Post agglomeration using F-continuation condition.
Performed 4678 Post agglomeration using F-continuation condition.
Performed 4791 Post agglomeration using F-continuation condition.
Performed 5037 Post agglomeration using F-continuation condition.
Performed 5265 Post agglomeration using F-continuation condition.
Performed 5475 Post agglomeration using F-continuation condition.
Performed 5721 Post agglomeration using F-continuation condition.
Performed 5967 Post agglomeration using F-continuation condition.
Performed 6213 Post agglomeration using F-continuation condition.
Performed 6462 Post agglomeration using F-continuation condition.
Performed 6714 Post agglomeration using F-continuation condition.
Performed 6966 Post agglomeration using F-continuation condition.
Performed 7224 Post agglomeration using F-continuation condition.
Performed 7455 Post agglomeration using F-continuation condition.
Performed 7722 Post agglomeration using F-continuation condition.
Performed 7995 Post agglomeration using F-continuation condition.
Performed 8279 Post agglomeration using F-continuation condition.
Performed 8549 Post agglomeration using F-continuation condition.
Performed 8830 Post agglomeration using F-continuation condition.
Performed 9127 Post agglomeration using F-continuation condition.
Performed 9436 Post agglomeration using F-continuation condition.
Performed 9766 Post agglomeration using F-continuation condition.
Performed 10117 Post agglomeration using F-continuation condition.
Performed 10501 Post agglomeration using F-continuation condition.
Performed 10939 Post agglomeration using F-continuation condition.
Performed 11446 Post agglomeration using F-continuation condition.
Performed 12091 Post agglomeration using F-continuation condition.
Performed 13252 Post agglomeration using F-continuation condition.
Performed 13385 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 34394 places in 60 ms
Iterating global reduction 2 with 13385 rules applied. Total rules applied 34845 place count 44940 transition count 73080
Ensure Unique test removed 140 transitions
Reduce isomorphic transitions removed 140 transitions.
Iterating post reduction 2 with 140 rules applied. Total rules applied 34985 place count 44940 transition count 72940
Renaming transitions due to excessive name length > 1024 char.
Discarding 350 places :
Symmetric choice reduction at 3 with 350 rule applications. Total rules 35335 place count 44590 transition count 59710
Deduced a syphon composed of 34394 places in 47 ms
Iterating global reduction 3 with 350 rules applied. Total rules applied 35685 place count 44590 transition count 59710
Ensure Unique test removed 300 transitions
Reduce isomorphic transitions removed 300 transitions.
Iterating post reduction 3 with 300 rules applied. Total rules applied 35985 place count 44590 transition count 59410
Performed 140 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 34534 places in 44 ms
Iterating global reduction 4 with 140 rules applied. Total rules applied 36125 place count 44590 transition count 59410
Performed 101 Post agglomeration using F-continuation condition.Transition count delta: -1010
Deduced a syphon composed of 34635 places in 46 ms
Iterating global reduction 4 with 101 rules applied. Total rules applied 36226 place count 44590 transition count 60420
Discarding 101 places :
Symmetric choice reduction at 4 with 101 rule applications. Total rules 36327 place count 44489 transition count 60218
Deduced a syphon composed of 34534 places in 44 ms
Iterating global reduction 4 with 101 rules applied. Total rules applied 36428 place count 44489 transition count 60218
Performed 70 Post agglomeration using F-continuation condition with reduction of 60 identical transitions.
Deduced a syphon composed of 34604 places in 44 ms
Iterating global reduction 4 with 70 rules applied. Total rules applied 36498 place count 44489 transition count 60761
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 30 transitions.
Iterating post reduction 4 with 30 rules applied. Total rules applied 36528 place count 44489 transition count 60731
Discarding 133 places :
Symmetric choice reduction at 5 with 133 rule applications. Total rules 36661 place count 44356 transition count 60445
Deduced a syphon composed of 34471 places in 44 ms
Iterating global reduction 5 with 133 rules applied. Total rules applied 36794 place count 44356 transition count 60445
Deduced a syphon composed of 34471 places in 44 ms
Applied a total of 36794 rules in 1476534 ms. Remains 44356 /47560 variables (removed 3204) and now considering 60445/76160 (removed 15715) transitions.
[2023-03-08 10:30:50] [INFO ] Flow matrix only has 60265 transitions (discarded 180 similar events)
// Phase 1: matrix 60265 rows 44356 cols
[2023-03-08 10:32:50] [WARNING] Invariant computation timed out after 120 seconds.
[2023-03-08 10:32:53] [INFO ] Dead Transitions using invariants and state equation in 123421 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 44356/47560 places, 60445/76160 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1599968 ms. Remains : 44356/47560 places, 60445/76160 transitions.
Support contains 3 out of 47560 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 47560/47560 places, 76160/76160 transitions.
[2023-03-08 10:32:59] [INFO ] Computed 3040 place invariants in 129864 ms
Applied a total of 0 rules in 9138 ms. Remains 47560 /47560 variables (removed 0) and now considering 76160/76160 (removed 0) transitions.
// Phase 1: matrix 76160 rows 47560 cols
[2023-03-08 10:33:03] [INFO ] Computed 3040 place invariants in 496 ms
[2023-03-08 10:33:08] [INFO ] Implicit Places using invariants in 5742 ms returned []
Implicit Place search using SMT only with invariants took 5743 ms to find 0 implicit places.
[2023-03-08 10:33:08] [INFO ] Invariant cache hit.
[2023-03-08 10:33:13] [INFO ] Dead Transitions using invariants and state equation in 5280 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 20164 ms. Remains : 47560/47560 places, 76160/76160 transitions.
Treatment of property DLCflexbar-PT-8b-LTLCardinality-02 finished in 1994891 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||X(G(p0)))))))'
Support contains 1 out of 47560 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 47560/47560 places, 76160/76160 transitions.
Applied a total of 0 rules in 8807 ms. Remains 47560 /47560 variables (removed 0) and now considering 76160/76160 (removed 0) transitions.
[2023-03-08 10:33:41] [INFO ] Invariant cache hit.
[2023-03-08 10:33:47] [INFO ] Implicit Places using invariants in 5445 ms returned []
Implicit Place search using SMT only with invariants took 5446 ms to find 0 implicit places.
[2023-03-08 10:33:47] [INFO ] Invariant cache hit.
[2023-03-08 10:33:52] [INFO ] Dead Transitions using invariants and state equation in 5300 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 19557 ms. Remains : 47560/47560 places, 76160/76160 transitions.
Stuttering acceptance computed with spot in 148 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : DLCflexbar-PT-8b-LTLCardinality-03 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=(NOT p0), acceptance={} source=2 dest: 1}, { cond=p0, acceptance={} source=2 dest: 2}], [{ cond=true, acceptance={} source=3 dest: 2}], [{ cond=true, acceptance={} source=4 dest: 3}]], initial=4, aps=[p0:(EQ s46149 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 3 ms.
FORMULA DLCflexbar-PT-8b-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCflexbar-PT-8b-LTLCardinality-03 finished in 25317 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 U p1))))'
Support contains 6 out of 47560 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 47560/47560 places, 76160/76160 transitions.
Graph (trivial) has 42538 edges and 47560 vertex of which 2800 / 47560 are part of one of the 180 SCC in 18 ms
Free SCC test removed 2620 places
Ensure Unique test removed 2780 transitions
Reduce isomorphic transitions removed 2780 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 20701 transitions
Trivial Post-agglo rules discarded 20701 transitions
Performed 20701 trivial Post agglomeration. Transition count delta: 20701
Iterating post reduction 0 with 20701 rules applied. Total rules applied 20702 place count 44939 transition count 52678
Reduce places removed 20701 places and 0 transitions.
Ensure Unique test removed 450 transitions
Reduce isomorphic transitions removed 450 transitions.
Drop transitions removed 440 transitions
Trivial Post-agglo rules discarded 440 transitions
Performed 440 trivial Post agglomeration. Transition count delta: 440
Iterating post reduction 1 with 21591 rules applied. Total rules applied 42293 place count 24238 transition count 51788
Reduce places removed 440 places and 0 transitions.
Ensure Unique test removed 140 transitions
Reduce isomorphic transitions removed 140 transitions.
Drop transitions removed 140 transitions
Trivial Post-agglo rules discarded 140 transitions
Performed 140 trivial Post agglomeration. Transition count delta: 140
Iterating post reduction 2 with 720 rules applied. Total rules applied 43013 place count 23798 transition count 51508
Reduce places removed 140 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 3 with 142 rules applied. Total rules applied 43155 place count 23658 transition count 51506
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 43157 place count 23656 transition count 51506
Performed 144 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 144 Pre rules applied. Total rules applied 43157 place count 23656 transition count 51362
Deduced a syphon composed of 144 places in 3949 ms
Reduce places removed 144 places and 0 transitions.
Iterating global reduction 5 with 288 rules applied. Total rules applied 43445 place count 23512 transition count 51362
Performed 13130 Post agglomeration using F-continuation condition.Transition count delta: 13130
Deduced a syphon composed of 13130 places in 10 ms
Reduce places removed 13130 places and 0 transitions.
Iterating global reduction 5 with 26260 rules applied. Total rules applied 69705 place count 10382 transition count 38232
Renaming transitions due to excessive name length > 1024 char.
Discarding 352 places :
Symmetric choice reduction at 5 with 352 rule applications. Total rules 70057 place count 10030 transition count 25000
Iterating global reduction 5 with 352 rules applied. Total rules applied 70409 place count 10030 transition count 25000
Ensure Unique test removed 320 transitions
Reduce isomorphic transitions removed 320 transitions.
Iterating post reduction 5 with 320 rules applied. Total rules applied 70729 place count 10030 transition count 24680
Performed 101 Post agglomeration using F-continuation condition.Transition count delta: -909
Deduced a syphon composed of 101 places in 6 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 6 with 202 rules applied. Total rules applied 70931 place count 9929 transition count 25589
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 50 transitions.
Iterating post reduction 6 with 50 rules applied. Total rules applied 70981 place count 9929 transition count 25539
Discarding 50 places :
Symmetric choice reduction at 7 with 50 rule applications. Total rules 71031 place count 9879 transition count 24539
Iterating global reduction 7 with 50 rules applied. Total rules applied 71081 place count 9879 transition count 24539
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 50 transitions.
Iterating post reduction 7 with 50 rules applied. Total rules applied 71131 place count 9879 transition count 24489
Performed 101 Post agglomeration using F-continuation condition.Transition count delta: -859
Deduced a syphon composed of 101 places in 4 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 8 with 202 rules applied. Total rules applied 71333 place count 9778 transition count 25348
Ensure Unique test removed 26 transitions
Reduce isomorphic transitions removed 26 transitions.
Iterating post reduction 8 with 26 rules applied. Total rules applied 71359 place count 9778 transition count 25322
Discarding 26 places :
Symmetric choice reduction at 9 with 26 rule applications. Total rules 71385 place count 9752 transition count 24802
Iterating global reduction 9 with 26 rules applied. Total rules applied 71411 place count 9752 transition count 24802
Ensure Unique test removed 26 transitions
Reduce isomorphic transitions removed 26 transitions.
Iterating post reduction 9 with 26 rules applied. Total rules applied 71437 place count 9752 transition count 24776
Performed 101 Post agglomeration using F-continuation condition.Transition count delta: -883
Deduced a syphon composed of 101 places in 4 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 10 with 202 rules applied. Total rules applied 71639 place count 9651 transition count 25659
Ensure Unique test removed 37 transitions
Reduce isomorphic transitions removed 37 transitions.
Iterating post reduction 10 with 37 rules applied. Total rules applied 71676 place count 9651 transition count 25622
Discarding 37 places :
Symmetric choice reduction at 11 with 37 rule applications. Total rules 71713 place count 9614 transition count 24882
Iterating global reduction 11 with 37 rules applied. Total rules applied 71750 place count 9614 transition count 24882
Ensure Unique test removed 37 transitions
Reduce isomorphic transitions removed 37 transitions.
Iterating post reduction 11 with 37 rules applied. Total rules applied 71787 place count 9614 transition count 24845
Performed 99 Post agglomeration using F-continuation condition.Transition count delta: -840
Deduced a syphon composed of 99 places in 5 ms
Reduce places removed 99 places and 0 transitions.
Iterating global reduction 12 with 198 rules applied. Total rules applied 71985 place count 9515 transition count 25685
Ensure Unique test removed 27 transitions
Reduce isomorphic transitions removed 27 transitions.
Iterating post reduction 12 with 27 rules applied. Total rules applied 72012 place count 9515 transition count 25658
Discarding 27 places :
Symmetric choice reduction at 13 with 27 rule applications. Total rules 72039 place count 9488 transition count 25118
Iterating global reduction 13 with 27 rules applied. Total rules applied 72066 place count 9488 transition count 25118
Ensure Unique test removed 27 transitions
Reduce isomorphic transitions removed 27 transitions.
Iterating post reduction 13 with 27 rules applied. Total rules applied 72093 place count 9488 transition count 25091
Performed 27 Post agglomeration using F-continuation condition.Transition count delta: -216
Deduced a syphon composed of 27 places in 3 ms
Reduce places removed 27 places and 0 transitions.
Iterating global reduction 14 with 54 rules applied. Total rules applied 72147 place count 9461 transition count 25307
Applied a total of 72147 rules in 37429 ms. Remains 9461 /47560 variables (removed 38099) and now considering 25307/76160 (removed 50853) transitions.
[2023-03-08 10:34:35] [INFO ] Flow matrix only has 25105 transitions (discarded 202 similar events)
// Phase 1: matrix 25105 rows 9461 cols
[2023-03-08 10:34:35] [INFO ] Computed 3040 place invariants in 127 ms
[2023-03-08 10:34:36] [INFO ] Implicit Places using invariants in 948 ms returned []
Implicit Place search using SMT only with invariants took 949 ms to find 0 implicit places.
[2023-03-08 10:34:36] [INFO ] Flow matrix only has 25105 transitions (discarded 202 similar events)
[2023-03-08 10:34:36] [INFO ] Invariant cache hit.
[2023-03-08 10:34:37] [INFO ] Dead Transitions using invariants and state equation in 938 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 9461/47560 places, 25307/76160 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 39324 ms. Remains : 9461/47560 places, 25307/76160 transitions.
Stuttering acceptance computed with spot in 83 ms :[(NOT p1), (NOT p1)]
Running random walk in product with property : DLCflexbar-PT-8b-LTLCardinality-04 automaton TGBA Formula[mat=[[{ cond=(OR p1 p0), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={0} source=0 dest: 1}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p1:(OR (EQ s97 0) (EQ s4641 1) (EQ s8514 0) (EQ s1843 1)), p0:(OR (EQ s6107 0) (EQ s3963 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration timeout after 95060 steps with 0 reset in 10001 ms.
Product exploration timeout after 82910 steps with 0 reset in 10001 ms.
Computed a total of 5 stabilizing places and 36 stable transitions
Computed a total of 5 stabilizing places and 36 stable transitions
Knowledge obtained : [(AND p1 p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND (NOT p1) p0))), (X (OR p1 p0)), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (OR p1 p0)))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 270 ms. Reduced automaton from 2 states, 5 edges and 2 AP (stutter insensitive) to 2 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 65 ms :[(NOT p1), (NOT p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 4826 ms. (steps per millisecond=2 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 273 ms. (steps per millisecond=36 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 267 ms. (steps per millisecond=37 ) properties (out of 3) 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 3) seen :0
Probabilistic random walk after 218664 steps, saw 218540 distinct states, run finished after 15017 ms. (steps per millisecond=14 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-08 10:35:20] [INFO ] Flow matrix only has 25105 transitions (discarded 202 similar events)
[2023-03-08 10:35:20] [INFO ] Invariant cache hit.
[2023-03-08 10:35:21] [INFO ] After 1182ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-08 10:35:24] [INFO ] [Nat]Absence check using 3040 positive place invariants in 1019 ms returned sat
[2023-03-08 10:35:47] [INFO ] After 22445ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-08 10:35:47] [INFO ] State equation strengthened by 4322 read => feed constraints.
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.verifyPossible(DeadlockTester.java:642)
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)
[2023-03-08 10:35:47] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-08 10:35:47] [INFO ] After 25307ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:3
Fused 3 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 14 ms.
Support contains 6 out of 9461 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 9461/9461 places, 25307/25307 transitions.
Drop transitions removed 195 transitions
Reduce isomorphic transitions removed 195 transitions.
Iterating post reduction 0 with 195 rules applied. Total rules applied 195 place count 9461 transition count 25112
Free-agglomeration rule applied 6199 times with reduction of 4277 identical transitions.
Iterating global reduction 1 with 6199 rules applied. Total rules applied 6394 place count 9461 transition count 14636
Reduce places removed 6199 places and 0 transitions.
Drop transitions removed 7170 transitions
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 7183 transitions.
Graph (complete) has 10794 edges and 3262 vertex of which 253 are kept as prefixes of interest. Removing 3009 places using SCC suffix rule.5 ms
Discarding 3009 places :
Also discarding 6622 output transitions
Drop transitions removed 6622 transitions
Iterating post reduction 1 with 13383 rules applied. Total rules applied 19777 place count 253 transition count 831
Drop transitions removed 244 transitions
Ensure Unique test removed 31 transitions
Reduce isomorphic transitions removed 275 transitions.
Iterating post reduction 2 with 275 rules applied. Total rules applied 20052 place count 253 transition count 556
Discarding 208 places :
Symmetric choice reduction at 3 with 208 rule applications. Total rules 20260 place count 45 transition count 60
Iterating global reduction 3 with 208 rules applied. Total rules applied 20468 place count 45 transition count 60
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -9
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 20474 place count 42 transition count 69
Drop transitions removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 3 with 15 rules applied. Total rules applied 20489 place count 42 transition count 54
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 20491 place count 40 transition count 44
Iterating global reduction 4 with 2 rules applied. Total rules applied 20493 place count 40 transition count 44
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 20495 place count 40 transition count 42
Free-agglomeration rule applied 1 times.
Iterating global reduction 5 with 1 rules applied. Total rules applied 20496 place count 40 transition count 41
Reduce places removed 1 places and 0 transitions.
Drop transitions removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Graph (complete) has 78 edges and 39 vertex of which 38 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Iterating post reduction 5 with 7 rules applied. Total rules applied 20503 place count 38 transition count 36
Discarding 4 places :
Symmetric choice reduction at 6 with 4 rule applications. Total rules 20507 place count 34 transition count 32
Iterating global reduction 6 with 4 rules applied. Total rules applied 20511 place count 34 transition count 32
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 6 with 1 rules applied. Total rules applied 20512 place count 33 transition count 31
Reduce places removed 1 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 6 with 2 rules applied. Total rules applied 20514 place count 32 transition count 30
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 20515 place count 31 transition count 30
Applied a total of 20515 rules in 5519 ms. Remains 31 /9461 variables (removed 9430) and now considering 30/25307 (removed 25277) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5519 ms. Remains : 31/9461 places, 30/25307 transitions.
Finished random walk after 3345 steps, including 1 resets, run visited all 3 properties in 7 ms. (steps per millisecond=477 )
Knowledge obtained : [(AND p1 p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND (NOT p1) p0))), (X (OR p1 p0)), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (OR p1 p0)))]
False Knowledge obtained : [(F (NOT (OR p0 p1))), (F (AND p0 (NOT p1))), (F (AND (NOT p0) (NOT p1)))]
Knowledge based reduction with 7 factoid took 297 ms. Reduced automaton from 2 states, 5 edges and 2 AP (stutter insensitive) to 2 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 65 ms :[(NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 76 ms :[(NOT p1), (NOT p1)]
Support contains 6 out of 9461 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9461/9461 places, 25307/25307 transitions.
Applied a total of 0 rules in 1775 ms. Remains 9461 /9461 variables (removed 0) and now considering 25307/25307 (removed 0) transitions.
[2023-03-08 10:35:54] [INFO ] Flow matrix only has 25105 transitions (discarded 202 similar events)
[2023-03-08 10:35:54] [INFO ] Invariant cache hit.
[2023-03-08 10:35:55] [INFO ] Implicit Places using invariants in 952 ms returned []
Implicit Place search using SMT only with invariants took 953 ms to find 0 implicit places.
[2023-03-08 10:35:55] [INFO ] Flow matrix only has 25105 transitions (discarded 202 similar events)
[2023-03-08 10:35:55] [INFO ] Invariant cache hit.
[2023-03-08 10:35:56] [INFO ] Dead Transitions using invariants and state equation in 916 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 3645 ms. Remains : 9461/9461 places, 25307/25307 transitions.
Computed a total of 5 stabilizing places and 36 stable transitions
Computed a total of 5 stabilizing places and 36 stable transitions
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND p0 (NOT p1)))), (X (OR p0 p1)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (OR p0 p1)))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 266 ms. Reduced automaton from 2 states, 5 edges and 2 AP (stutter insensitive) to 2 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 69 ms :[(NOT p1), (NOT p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 4974 ms. (steps per millisecond=2 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 293 ms. (steps per millisecond=34 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 293 ms. (steps per millisecond=34 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 295 ms. (steps per millisecond=33 ) properties (out of 3) seen :0
Probabilistic random walk after 213465 steps, saw 213343 distinct states, run finished after 15019 ms. (steps per millisecond=14 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-08 10:36:20] [INFO ] Flow matrix only has 25105 transitions (discarded 202 similar events)
[2023-03-08 10:36:20] [INFO ] Invariant cache hit.
[2023-03-08 10:36:21] [INFO ] After 1212ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-08 10:36:23] [INFO ] [Nat]Absence check using 3040 positive place invariants in 956 ms returned sat
[2023-03-08 10:36:44] [INFO ] After 20597ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-08 10:36:44] [INFO ] State equation strengthened by 4322 read => feed constraints.
[2023-03-08 10:36:46] [INFO ] After 1973ms SMT Verify possible using 4322 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-08 10:36:46] [INFO ] After 1977ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 7 ms.
[2023-03-08 10:36:46] [INFO ] After 25037ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 6 ms.
Support contains 6 out of 9461 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 9461/9461 places, 25307/25307 transitions.
Drop transitions removed 195 transitions
Reduce isomorphic transitions removed 195 transitions.
Iterating post reduction 0 with 195 rules applied. Total rules applied 195 place count 9461 transition count 25112
Free-agglomeration rule applied 6199 times with reduction of 4277 identical transitions.
Iterating global reduction 1 with 6199 rules applied. Total rules applied 6394 place count 9461 transition count 14636
Reduce places removed 6199 places and 0 transitions.
Drop transitions removed 7170 transitions
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 7183 transitions.
Graph (complete) has 10794 edges and 3262 vertex of which 253 are kept as prefixes of interest. Removing 3009 places using SCC suffix rule.7 ms
Discarding 3009 places :
Also discarding 6622 output transitions
Drop transitions removed 6622 transitions
Iterating post reduction 1 with 13383 rules applied. Total rules applied 19777 place count 253 transition count 831
Drop transitions removed 244 transitions
Ensure Unique test removed 31 transitions
Reduce isomorphic transitions removed 275 transitions.
Iterating post reduction 2 with 275 rules applied. Total rules applied 20052 place count 253 transition count 556
Discarding 208 places :
Symmetric choice reduction at 3 with 208 rule applications. Total rules 20260 place count 45 transition count 60
Iterating global reduction 3 with 208 rules applied. Total rules applied 20468 place count 45 transition count 60
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -9
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 20474 place count 42 transition count 69
Drop transitions removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 3 with 15 rules applied. Total rules applied 20489 place count 42 transition count 54
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 20491 place count 40 transition count 44
Iterating global reduction 4 with 2 rules applied. Total rules applied 20493 place count 40 transition count 44
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 20495 place count 40 transition count 42
Free-agglomeration rule applied 1 times.
Iterating global reduction 5 with 1 rules applied. Total rules applied 20496 place count 40 transition count 41
Reduce places removed 1 places and 0 transitions.
Drop transitions removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Graph (complete) has 78 edges and 39 vertex of which 38 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Iterating post reduction 5 with 7 rules applied. Total rules applied 20503 place count 38 transition count 36
Discarding 4 places :
Symmetric choice reduction at 6 with 4 rule applications. Total rules 20507 place count 34 transition count 32
Iterating global reduction 6 with 4 rules applied. Total rules applied 20511 place count 34 transition count 32
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 6 with 1 rules applied. Total rules applied 20512 place count 33 transition count 31
Reduce places removed 1 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 6 with 2 rules applied. Total rules applied 20514 place count 32 transition count 30
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 20515 place count 31 transition count 30
Applied a total of 20515 rules in 5726 ms. Remains 31 /9461 variables (removed 9430) and now considering 30/25307 (removed 25277) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5726 ms. Remains : 31/9461 places, 30/25307 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 82 ms. (steps per millisecond=121 ) properties (out of 3) seen :1
Finished Best-First random walk after 167 steps, including 0 resets, run visited all 2 properties in 1 ms. (steps per millisecond=167 )
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND p0 (NOT p1)))), (X (OR p0 p1)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (OR p0 p1)))]
False Knowledge obtained : [(F (NOT (OR p0 p1))), (F (AND p0 (NOT p1))), (F (AND (NOT p0) (NOT p1)))]
Knowledge based reduction with 7 factoid took 283 ms. Reduced automaton from 2 states, 5 edges and 2 AP (stutter insensitive) to 2 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 81 ms :[(NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 70 ms :[(NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 90 ms :[(NOT p1), (NOT p1)]
Product exploration timeout after 99650 steps with 0 reset in 10001 ms.
Product exploration timeout after 80770 steps with 0 reset in 10001 ms.
Support contains 6 out of 9461 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9461/9461 places, 25307/25307 transitions.
Applied a total of 0 rules in 1841 ms. Remains 9461 /9461 variables (removed 0) and now considering 25307/25307 (removed 0) transitions.
[2023-03-08 10:37:14] [INFO ] Flow matrix only has 25105 transitions (discarded 202 similar events)
[2023-03-08 10:37:14] [INFO ] Invariant cache hit.
[2023-03-08 10:37:15] [INFO ] Implicit Places using invariants in 808 ms returned []
Implicit Place search using SMT only with invariants took 809 ms to find 0 implicit places.
[2023-03-08 10:37:15] [INFO ] Flow matrix only has 25105 transitions (discarded 202 similar events)
[2023-03-08 10:37:15] [INFO ] Invariant cache hit.
[2023-03-08 10:37:16] [INFO ] Dead Transitions using invariants and state equation in 806 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 3458 ms. Remains : 9461/9461 places, 25307/25307 transitions.
Treatment of property DLCflexbar-PT-8b-LTLCardinality-04 finished in 199971 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 out of 47560 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 47560/47560 places, 76160/76160 transitions.
Graph (trivial) has 42550 edges and 47560 vertex of which 2800 / 47560 are part of one of the 180 SCC in 83 ms
Free SCC test removed 2620 places
Ensure Unique test removed 2780 transitions
Reduce isomorphic transitions removed 2780 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 20710 transitions
Trivial Post-agglo rules discarded 20710 transitions
Performed 20710 trivial Post agglomeration. Transition count delta: 20710
Iterating post reduction 0 with 20710 rules applied. Total rules applied 20711 place count 44939 transition count 52669
Reduce places removed 20710 places and 0 transitions.
Ensure Unique test removed 450 transitions
Reduce isomorphic transitions removed 450 transitions.
Drop transitions removed 440 transitions
Trivial Post-agglo rules discarded 440 transitions
Performed 440 trivial Post agglomeration. Transition count delta: 440
Iterating post reduction 1 with 21600 rules applied. Total rules applied 42311 place count 24229 transition count 51779
Reduce places removed 440 places and 0 transitions.
Ensure Unique test removed 140 transitions
Reduce isomorphic transitions removed 140 transitions.
Drop transitions removed 140 transitions
Trivial Post-agglo rules discarded 140 transitions
Performed 140 trivial Post agglomeration. Transition count delta: 140
Iterating post reduction 2 with 720 rules applied. Total rules applied 43031 place count 23789 transition count 51499
Reduce places removed 140 places and 0 transitions.
Iterating post reduction 3 with 140 rules applied. Total rules applied 43171 place count 23649 transition count 51499
Performed 140 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 140 Pre rules applied. Total rules applied 43171 place count 23649 transition count 51359
Deduced a syphon composed of 140 places in 5228 ms
Reduce places removed 140 places and 0 transitions.
Iterating global reduction 4 with 280 rules applied. Total rules applied 43451 place count 23509 transition count 51359
Performed 13138 Post agglomeration using F-continuation condition.Transition count delta: 13138
Deduced a syphon composed of 13138 places in 9 ms
Reduce places removed 13138 places and 0 transitions.
Iterating global reduction 4 with 26276 rules applied. Total rules applied 69727 place count 10371 transition count 38221
Renaming transitions due to excessive name length > 1024 char.
Discarding 350 places :
Symmetric choice reduction at 4 with 350 rule applications. Total rules 70077 place count 10021 transition count 24991
Iterating global reduction 4 with 350 rules applied. Total rules applied 70427 place count 10021 transition count 24991
Ensure Unique test removed 320 transitions
Reduce isomorphic transitions removed 320 transitions.
Iterating post reduction 4 with 320 rules applied. Total rules applied 70747 place count 10021 transition count 24671
Performed 101 Post agglomeration using F-continuation condition.Transition count delta: -909
Deduced a syphon composed of 101 places in 5 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 5 with 202 rules applied. Total rules applied 70949 place count 9920 transition count 25580
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 50 transitions.
Iterating post reduction 5 with 50 rules applied. Total rules applied 70999 place count 9920 transition count 25530
Discarding 50 places :
Symmetric choice reduction at 6 with 50 rule applications. Total rules 71049 place count 9870 transition count 24530
Iterating global reduction 6 with 50 rules applied. Total rules applied 71099 place count 9870 transition count 24530
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 50 transitions.
Iterating post reduction 6 with 50 rules applied. Total rules applied 71149 place count 9870 transition count 24480
Performed 101 Post agglomeration using F-continuation condition.Transition count delta: -859
Deduced a syphon composed of 101 places in 4 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 7 with 202 rules applied. Total rules applied 71351 place count 9769 transition count 25339
Ensure Unique test removed 26 transitions
Reduce isomorphic transitions removed 26 transitions.
Iterating post reduction 7 with 26 rules applied. Total rules applied 71377 place count 9769 transition count 25313
Discarding 26 places :
Symmetric choice reduction at 8 with 26 rule applications. Total rules 71403 place count 9743 transition count 24793
Iterating global reduction 8 with 26 rules applied. Total rules applied 71429 place count 9743 transition count 24793
Ensure Unique test removed 26 transitions
Reduce isomorphic transitions removed 26 transitions.
Iterating post reduction 8 with 26 rules applied. Total rules applied 71455 place count 9743 transition count 24767
Performed 101 Post agglomeration using F-continuation condition.Transition count delta: -883
Deduced a syphon composed of 101 places in 4 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 9 with 202 rules applied. Total rules applied 71657 place count 9642 transition count 25650
Ensure Unique test removed 37 transitions
Reduce isomorphic transitions removed 37 transitions.
Iterating post reduction 9 with 37 rules applied. Total rules applied 71694 place count 9642 transition count 25613
Discarding 37 places :
Symmetric choice reduction at 10 with 37 rule applications. Total rules 71731 place count 9605 transition count 24873
Iterating global reduction 10 with 37 rules applied. Total rules applied 71768 place count 9605 transition count 24873
Ensure Unique test removed 37 transitions
Reduce isomorphic transitions removed 37 transitions.
Iterating post reduction 10 with 37 rules applied. Total rules applied 71805 place count 9605 transition count 24836
Performed 94 Post agglomeration using F-continuation condition.Transition count delta: -803
Deduced a syphon composed of 94 places in 4 ms
Reduce places removed 94 places and 0 transitions.
Iterating global reduction 11 with 188 rules applied. Total rules applied 71993 place count 9511 transition count 25639
Ensure Unique test removed 27 transitions
Reduce isomorphic transitions removed 27 transitions.
Iterating post reduction 11 with 27 rules applied. Total rules applied 72020 place count 9511 transition count 25612
Discarding 27 places :
Symmetric choice reduction at 12 with 27 rule applications. Total rules 72047 place count 9484 transition count 25072
Iterating global reduction 12 with 27 rules applied. Total rules applied 72074 place count 9484 transition count 25072
Ensure Unique test removed 27 transitions
Reduce isomorphic transitions removed 27 transitions.
Iterating post reduction 12 with 27 rules applied. Total rules applied 72101 place count 9484 transition count 25045
Performed 27 Post agglomeration using F-continuation condition.Transition count delta: -216
Deduced a syphon composed of 27 places in 4 ms
Reduce places removed 27 places and 0 transitions.
Iterating global reduction 13 with 54 rules applied. Total rules applied 72155 place count 9457 transition count 25261
Applied a total of 72155 rules in 39198 ms. Remains 9457 /47560 variables (removed 38103) and now considering 25261/76160 (removed 50899) transitions.
[2023-03-08 10:37:57] [INFO ] Flow matrix only has 25073 transitions (discarded 188 similar events)
// Phase 1: matrix 25073 rows 9457 cols
[2023-03-08 10:37:57] [INFO ] Computed 3040 place invariants in 66 ms
[2023-03-08 10:37:58] [INFO ] Implicit Places using invariants in 863 ms returned []
Implicit Place search using SMT only with invariants took 868 ms to find 0 implicit places.
[2023-03-08 10:37:58] [INFO ] Flow matrix only has 25073 transitions (discarded 188 similar events)
[2023-03-08 10:37:58] [INFO ] Invariant cache hit.
[2023-03-08 10:37:59] [INFO ] Dead Transitions using invariants and state equation in 809 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 9457/47560 places, 25261/76160 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 40876 ms. Remains : 9457/47560 places, 25261/76160 transitions.
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Running random walk in product with property : DLCflexbar-PT-8b-LTLCardinality-06 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(EQ s8828 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 2 ms.
FORMULA DLCflexbar-PT-8b-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCflexbar-PT-8b-LTLCardinality-06 finished in 40980 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(p0))&&F(p1))))'
Support contains 3 out of 47560 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 47560/47560 places, 76160/76160 transitions.
Applied a total of 0 rules in 8558 ms. Remains 47560 /47560 variables (removed 0) and now considering 76160/76160 (removed 0) transitions.
// Phase 1: matrix 76160 rows 47560 cols
[2023-03-08 10:38:08] [INFO ] Computed 3040 place invariants in 446 ms
[2023-03-08 10:38:13] [INFO ] Implicit Places using invariants in 5579 ms returned []
Implicit Place search using SMT only with invariants took 5593 ms to find 0 implicit places.
[2023-03-08 10:38:13] [INFO ] Invariant cache hit.
[2023-03-08 10:38:18] [INFO ] Dead Transitions using invariants and state equation in 5287 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 19443 ms. Remains : 47560/47560 places, 76160/76160 transitions.
Stuttering acceptance computed with spot in 196 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p0), (NOT p0), (NOT p1)]
Running random walk in product with property : DLCflexbar-PT-8b-LTLCardinality-11 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}, { cond=true, acceptance={} source=1 dest: 3}, { cond=(NOT p1), acceptance={} source=1 dest: 4}], [{ cond=(NOT p0), acceptance={0} source=2 dest: 2}], [{ cond=(NOT p0), acceptance={} source=3 dest: 2}, { cond=true, acceptance={} source=3 dest: 3}], [{ cond=(NOT p1), acceptance={0} source=4 dest: 4}]], initial=0, aps=[p0:(OR (EQ s11374 0) (EQ s45142 1) (EQ s34879 1)), p1:(EQ s34879 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 5 reset in 3734 ms.
Product exploration explored 100000 steps with 4 reset in 5731 ms.
Computed a total of 13150 stabilizing places and 13150 stable transitions
Computed a total of 13150 stabilizing places and 13150 stable transitions
Detected a total of 13150/47560 stabilizing places and 13150/76160 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT p1)), (X p0), true, (X (X (NOT p1))), (X (X p0)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 7 factoid took 386 ms. Reduced automaton from 5 states, 8 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 119 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p0), (NOT p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 312 ms. (steps per millisecond=32 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-08 10:39:27] [INFO ] Invariant cache hit.
[2023-03-08 10:39:52] [INFO ] [Real]Absence check using 3040 positive place invariants in 10264 ms returned unknown
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:629)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
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)
[2023-03-08 10:39:52] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-08 10:39:52] [INFO ] After 25070ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 1 out of 47560 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 47560/47560 places, 76160/76160 transitions.
Graph (trivial) has 42549 edges and 47560 vertex of which 2800 / 47560 are part of one of the 180 SCC in 19 ms
Free SCC test removed 2620 places
Drop transitions removed 2960 transitions
Reduce isomorphic transitions removed 2960 transitions.
Graph (complete) has 113839 edges and 44940 vertex of which 1273 are kept as prefixes of interest. Removing 43667 places using SCC suffix rule.18 ms
Discarding 43667 places :
Also discarding 71927 output transitions
Drop transitions removed 71927 transitions
Drop transitions removed 1270 transitions
Trivial Post-agglo rules discarded 1270 transitions
Performed 1270 trivial Post agglomeration. Transition count delta: 1270
Iterating post reduction 0 with 1270 rules applied. Total rules applied 1272 place count 1273 transition count 3
Reduce places removed 1270 places and 0 transitions.
Iterating post reduction 1 with 1270 rules applied. Total rules applied 2542 place count 3 transition count 3
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 2542 place count 3 transition count 2
Renaming transitions due to excessive name length > 1024 char.
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 2544 place count 2 transition count 2
Applied a total of 2544 rules in 310 ms. Remains 2 /47560 variables (removed 47558) and now considering 2/76160 (removed 76158) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 310 ms. Remains : 2/47560 places, 2/76160 transitions.
Finished random walk after 1 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=1 )
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT p1)), (X p0), true, (X (X (NOT p1))), (X (X p0)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F (NOT p0)), (F p1)]
Knowledge based reduction with 7 factoid took 327 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 141 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 139 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p0), (NOT p1)]
[2023-03-08 10:39:53] [INFO ] Invariant cache hit.
Could not prove EG (NOT p1)
Support contains 3 out of 47560 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 47560/47560 places, 76160/76160 transitions.
Applied a total of 0 rules in 8736 ms. Remains 47560 /47560 variables (removed 0) and now considering 76160/76160 (removed 0) transitions.
[2023-03-08 10:40:17] [INFO ] Invariant cache hit.
[2023-03-08 10:40:22] [INFO ] Implicit Places using invariants in 5247 ms returned []
Implicit Place search using SMT only with invariants took 5248 ms to find 0 implicit places.
[2023-03-08 10:40:22] [INFO ] Invariant cache hit.
[2023-03-08 10:40:28] [INFO ] Dead Transitions using invariants and state equation in 5251 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 19239 ms. Remains : 47560/47560 places, 76160/76160 transitions.
Computed a total of 13150 stabilizing places and 13150 stable transitions
Computed a total of 13150 stabilizing places and 13150 stable transitions
Detected a total of 13150/47560 stabilizing places and 13150/76160 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT p1)), (X p0), true, (X (X (NOT p1))), (X (X p0)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 295 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 149 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p0), (NOT p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 274 ms. (steps per millisecond=36 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-08 10:41:17] [INFO ] Invariant cache hit.
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.assertInvariants(DeadlockTester.java:2340)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:618)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-08 10:41:42] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-08 10:41:42] [INFO ] After 25027ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 1 out of 47560 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 47560/47560 places, 76160/76160 transitions.
Graph (trivial) has 42549 edges and 47560 vertex of which 2800 / 47560 are part of one of the 180 SCC in 20 ms
Free SCC test removed 2620 places
Drop transitions removed 2960 transitions
Reduce isomorphic transitions removed 2960 transitions.
Graph (complete) has 113839 edges and 44940 vertex of which 1273 are kept as prefixes of interest. Removing 43667 places using SCC suffix rule.17 ms
Discarding 43667 places :
Also discarding 71927 output transitions
Drop transitions removed 71927 transitions
Drop transitions removed 1270 transitions
Trivial Post-agglo rules discarded 1270 transitions
Performed 1270 trivial Post agglomeration. Transition count delta: 1270
Iterating post reduction 0 with 1270 rules applied. Total rules applied 1272 place count 1273 transition count 3
Reduce places removed 1270 places and 0 transitions.
Iterating post reduction 1 with 1270 rules applied. Total rules applied 2542 place count 3 transition count 3
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 2542 place count 3 transition count 2
Renaming transitions due to excessive name length > 1024 char.
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 2544 place count 2 transition count 2
Applied a total of 2544 rules in 297 ms. Remains 2 /47560 variables (removed 47558) and now considering 2/76160 (removed 76158) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 297 ms. Remains : 2/47560 places, 2/76160 transitions.
Finished random walk after 1 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=1 )
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT p1)), (X p0), true, (X (X (NOT p1))), (X (X p0)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F (NOT p0)), (F p1)]
Knowledge based reduction with 7 factoid took 370 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 169 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 158 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p0), (NOT p1)]
[2023-03-08 10:41:43] [INFO ] Invariant cache hit.
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 129 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p0), (NOT p1)]
Product exploration explored 100000 steps with 4 reset in 3620 ms.
Product exploration explored 100000 steps with 5 reset in 4018 ms.
Applying partial POR strategy [false, true, true, true]
Stuttering acceptance computed with spot in 150 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p0), (NOT p1)]
Support contains 3 out of 47560 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 47560/47560 places, 76160/76160 transitions.
Graph (trivial) has 42546 edges and 47560 vertex of which 2800 / 47560 are part of one of the 180 SCC in 17 ms
Free SCC test removed 2620 places
Ensure Unique test removed 2780 transitions
Reduce isomorphic transitions removed 2780 transitions.
Performed 20708 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 20708 rules applied. Total rules applied 20709 place count 44940 transition count 73380
Ensure Unique test removed 450 transitions
Reduce isomorphic transitions removed 450 transitions.
Performed 150 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 1 with 600 rules applied. Total rules applied 21309 place count 44940 transition count 72930
Performed 151 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 151 Pre rules applied. Total rules applied 21309 place count 44940 transition count 73080
Deduced a syphon composed of 21009 places in 6014 ms
Iterating global reduction 2 with 151 rules applied. Total rules applied 21460 place count 44940 transition count 73080
Performed 2500 Post agglomeration using F-continuation condition.
Performed 2799 Post agglomeration using F-continuation condition.
Performed 3019 Post agglomeration using F-continuation condition.
Performed 3200 Post agglomeration using F-continuation condition.
Performed 3354 Post agglomeration using F-continuation condition.
Performed 3492 Post agglomeration using F-continuation condition.
Performed 3612 Post agglomeration using F-continuation condition.
Performed 3720 Post agglomeration using F-continuation condition.
Performed 3822 Post agglomeration using F-continuation condition.
Performed 3917 Post agglomeration using F-continuation condition.
Performed 4003 Post agglomeration using F-continuation condition.
Performed 4088 Post agglomeration using F-continuation condition.
Performed 4169 Post agglomeration using F-continuation condition.
Performed 4246 Post agglomeration using F-continuation condition.
Performed 4320 Post agglomeration using F-continuation condition.
Performed 4390 Post agglomeration using F-continuation condition.
Performed 4458 Post agglomeration using F-continuation condition.
Performed 4524 Post agglomeration using F-continuation condition.
Performed 4588 Post agglomeration using F-continuation condition.
Performed 4650 Post agglomeration using F-continuation condition.
Performed 4709 Post agglomeration using F-continuation condition.
Performed 4928 Post agglomeration using F-continuation condition.
Performed 5177 Post agglomeration using F-continuation condition.
Performed 5426 Post agglomeration using F-continuation condition.
Performed 5675 Post agglomeration using F-continuation condition.
Performed 5924 Post agglomeration using F-continuation condition.
Performed 6170 Post agglomeration using F-continuation condition.
Performed 6419 Post agglomeration using F-continuation condition.
Performed 6671 Post agglomeration using F-continuation condition.
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393232 kB
MemFree: 10835440 kB
After kill :
MemTotal: 16393232 kB
MemFree: 16057692 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 LTLCardinality -timeout 360 -rebuildPNML

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="DLCflexbar-PT-8b"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="lolaxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool lolaxred"
echo " Input is DLCflexbar-PT-8b, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r103-tall-167814478500611"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DLCflexbar-PT-8b.tgz
mv DLCflexbar-PT-8b execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "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 [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLCardinality.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 '' LTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
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 ;