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.r327-tall-167889199200099.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is RERS17pb114-PT-4, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r327-tall-167889199200099
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 73M
-rw-r--r-- 1 mcc users 5.7K Feb 26 04:51 CTLCardinality.txt
-rw-r--r-- 1 mcc users 58K Feb 26 04:51 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.8K Feb 26 04:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K Feb 26 04:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K Jan 29 11:41 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:38 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 16:38 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.1K Feb 25 16:38 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 16:38 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Feb 26 04:57 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 128K Feb 26 04:57 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.3K Feb 26 04:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 41K Feb 26 04:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:38 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:38 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 2 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 73M Mar 5 18:23 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME RERS17pb114-PT-4-LTLCardinality-00
FORMULA_NAME RERS17pb114-PT-4-LTLCardinality-01
FORMULA_NAME RERS17pb114-PT-4-LTLCardinality-02
FORMULA_NAME RERS17pb114-PT-4-LTLCardinality-03
FORMULA_NAME RERS17pb114-PT-4-LTLCardinality-04
FORMULA_NAME RERS17pb114-PT-4-LTLCardinality-05
FORMULA_NAME RERS17pb114-PT-4-LTLCardinality-06
FORMULA_NAME RERS17pb114-PT-4-LTLCardinality-07
FORMULA_NAME RERS17pb114-PT-4-LTLCardinality-08
FORMULA_NAME RERS17pb114-PT-4-LTLCardinality-09
FORMULA_NAME RERS17pb114-PT-4-LTLCardinality-10
FORMULA_NAME RERS17pb114-PT-4-LTLCardinality-11
FORMULA_NAME RERS17pb114-PT-4-LTLCardinality-12
FORMULA_NAME RERS17pb114-PT-4-LTLCardinality-13
FORMULA_NAME RERS17pb114-PT-4-LTLCardinality-14
FORMULA_NAME RERS17pb114-PT-4-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1678962366020

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=RERS17pb114-PT-4
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-16 10:26:07] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2023-03-16 10:26:07] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-16 10:26:09] [INFO ] Load time of PNML (sax parser for PT used): 1939 ms
[2023-03-16 10:26:09] [INFO ] Transformed 1446 places.
[2023-03-16 10:26:10] [INFO ] Transformed 151085 transitions.
[2023-03-16 10:26:10] [INFO ] Parsed PT model containing 1446 places and 151085 transitions and 604252 arcs in 2526 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA RERS17pb114-PT-4-LTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb114-PT-4-LTLCardinality-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb114-PT-4-LTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 52 out of 1446 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1446/1446 places, 151085/151085 transitions.
Ensure Unique test removed 17 places
Iterating post reduction 0 with 17 rules applied. Total rules applied 17 place count 1429 transition count 151085
Applied a total of 17 rules in 1031 ms. Remains 1429 /1446 variables (removed 17) and now considering 151085/151085 (removed 0) transitions.
[2023-03-16 10:26:12] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
// Phase 1: matrix 84691 rows 1429 cols
[2023-03-16 10:26:13] [INFO ] Computed 18 place invariants in 522 ms
[2023-03-16 10:26:22] [INFO ] Implicit Places using invariants in 9740 ms returned []
Implicit Place search using SMT only with invariants took 9767 ms to find 0 implicit places.
[2023-03-16 10:26:22] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-16 10:26:22] [INFO ] Invariant cache hit.
[2023-03-16 10:26:52] [INFO ] Performed 91921/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 10:27:12] [INFO ] Dead Transitions using invariants and state equation in 50183 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 1429/1446 places, 151085/151085 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61001 ms. Remains : 1429/1446 places, 151085/151085 transitions.
Support contains 52 out of 1429 places after structural reductions.
[2023-03-16 10:27:17] [INFO ] Flatten gal took : 3684 ms
[2023-03-16 10:27:20] [INFO ] Flatten gal took : 3455 ms
[2023-03-16 10:27:27] [INFO ] Input system was already deterministic with 151085 transitions.
Support contains 49 out of 1429 places (down from 52) after GAL structural reductions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1476 ms. (steps per millisecond=6 ) properties (out of 32) seen :9
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=34 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=43 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=41 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=52 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 23) seen :0
Running SMT prover for 23 properties.
[2023-03-16 10:27:30] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-16 10:27:30] [INFO ] Invariant cache hit.
[2023-03-16 10:27:31] [INFO ] After 764ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:23
[2023-03-16 10:27:32] [INFO ] [Nat]Absence check using 18 positive place invariants in 16 ms returned sat
[2023-03-16 10:27:56] [INFO ] After 23789ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :23
[2023-03-16 10:27:58] [INFO ] State equation strengthened by 2342 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.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)
[2023-03-16 10:27:58] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 10:27:58] [INFO ] After 27106ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:23
Fused 23 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 36 out of 1429 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Drop transitions removed 512 transitions
Reduce isomorphic transitions removed 512 transitions.
Iterating post reduction 0 with 512 rules applied. Total rules applied 512 place count 1429 transition count 150573
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 513 place count 1428 transition count 150572
Applied a total of 513 rules in 3489 ms. Remains 1428 /1429 variables (removed 1) and now considering 150572/151085 (removed 513) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3497 ms. Remains : 1428/1429 places, 150572/151085 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1164 ms. (steps per millisecond=8 ) properties (out of 23) seen :3
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=52 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=43 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=52 ) properties (out of 20) seen :0
Running SMT prover for 20 properties.
[2023-03-16 10:28:04] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
// Phase 1: matrix 84689 rows 1428 cols
[2023-03-16 10:28:04] [INFO ] Computed 18 place invariants in 401 ms
[2023-03-16 10:28:05] [INFO ] After 663ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:20
[2023-03-16 10:28:05] [INFO ] [Nat]Absence check using 18 positive place invariants in 17 ms returned sat
[2023-03-16 10:28:30] [INFO ] After 24073ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :20
[2023-03-16 10:28:31] [INFO ] State equation strengthened by 773 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.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)
[2023-03-16 10:28:31] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 10:28:31] [INFO ] After 25954ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:20
Fused 20 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 30 out of 1428 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1428/1428 places, 150572/150572 transitions.
Applied a total of 0 rules in 1185 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/150572 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1185 ms. Remains : 1428/1428 places, 150572/150572 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1001 ms. (steps per millisecond=9 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=52 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=52 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=52 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=52 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=52 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=52 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=52 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=52 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=52 ) properties (out of 20) seen :0
Interrupted probabilistic random walk after 4412 steps, run timeout after 3005 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 4412 steps, saw 3925 distinct states, run finished after 3007 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 20 properties.
[2023-03-16 10:28:37] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-16 10:28:37] [INFO ] Invariant cache hit.
[2023-03-16 10:28:37] [INFO ] After 613ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:20
[2023-03-16 10:28:38] [INFO ] [Nat]Absence check using 18 positive place invariants in 14 ms returned sat
[2023-03-16 10:29:03] [INFO ] After 24154ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :20
[2023-03-16 10:29:03] [INFO ] State equation strengthened by 773 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.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)
[2023-03-16 10:29:03] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 10:29:03] [INFO ] After 25959ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:20
Fused 20 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 30 out of 1428 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1428/1428 places, 150572/150572 transitions.
Applied a total of 0 rules in 1286 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/150572 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1287 ms. Remains : 1428/1428 places, 150572/150572 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1428/1428 places, 150572/150572 transitions.
Applied a total of 0 rules in 1223 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/150572 (removed 0) transitions.
[2023-03-16 10:29:06] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-16 10:29:06] [INFO ] Invariant cache hit.
[2023-03-16 10:29:15] [INFO ] Implicit Places using invariants in 8674 ms returned []
Implicit Place search using SMT only with invariants took 8675 ms to find 0 implicit places.
[2023-03-16 10:29:15] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-16 10:29:15] [INFO ] Invariant cache hit.
[2023-03-16 10:29:45] [INFO ] Performed 90365/150572 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 10:30:05] [INFO ] Dead Transitions using invariants and state equation in 49926 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 59849 ms. Remains : 1428/1428 places, 150572/150572 transitions.
Computed a total of 1 stabilizing places and 1 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((!p0 U (p1&&F(p2)))))'
Support contains 6 out of 1429 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Applied a total of 0 rules in 742 ms. Remains 1429 /1429 variables (removed 0) and now considering 151085/151085 (removed 0) transitions.
[2023-03-16 10:30:06] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
// Phase 1: matrix 84691 rows 1429 cols
[2023-03-16 10:30:07] [INFO ] Computed 18 place invariants in 350 ms
[2023-03-16 10:30:16] [INFO ] Implicit Places using invariants in 9548 ms returned []
Implicit Place search using SMT only with invariants took 9549 ms to find 0 implicit places.
[2023-03-16 10:30:16] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-16 10:30:16] [INFO ] Invariant cache hit.
[2023-03-16 10:30:46] [INFO ] Performed 90084/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 10:31:06] [INFO ] Dead Transitions using invariants and state equation in 50572 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60874 ms. Remains : 1429/1429 places, 151085/151085 transitions.
Stuttering acceptance computed with spot in 283 ms :[(OR (NOT p2) (NOT p1)), (OR (NOT p1) (NOT p2)), true, (NOT p2)]
Running random walk in product with property : RERS17pb114-PT-4-LTLCardinality-00 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={0} source=0 dest: 2}, { cond=(AND p1 (NOT p2)), acceptance={0} source=0 dest: 3}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(NOT p2), acceptance={0} source=3 dest: 3}]], initial=1, aps=[p1:(LEQ s699 s348), p0:(OR (LEQ s53 s785) (LEQ s699 s348) (LEQ s750 s1279)), p2:(LEQ s750 s1279)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration timeout after 49980 steps with 24990 reset in 10001 ms.
Product exploration timeout after 49650 steps with 24825 reset in 10001 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p1 p0 p2), (X (NOT (AND (NOT p1) p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND p1 (NOT p2)))), true, (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p2)), (X (X (NOT (AND p1 (NOT p2)))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Property proved to be true thanks to knowledge :(AND p1 p0 p2)
Knowledge based reduction with 9 factoid took 327 ms. Reduced automaton from 4 states, 6 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA RERS17pb114-PT-4-LTLCardinality-00 TRUE TECHNIQUES KNOWLEDGE
Treatment of property RERS17pb114-PT-4-LTLCardinality-00 finished in 82413 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0||G(F(p1)))))'
Support contains 2 out of 1429 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Applied a total of 0 rules in 725 ms. Remains 1429 /1429 variables (removed 0) and now considering 151085/151085 (removed 0) transitions.
[2023-03-16 10:31:29] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-16 10:31:29] [INFO ] Invariant cache hit.
[2023-03-16 10:31:37] [INFO ] Implicit Places using invariants in 8291 ms returned []
Implicit Place search using SMT only with invariants took 8294 ms to find 0 implicit places.
[2023-03-16 10:31:37] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-16 10:31:37] [INFO ] Invariant cache hit.
[2023-03-16 10:32:07] [INFO ] Performed 92144/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 10:32:26] [INFO ] Dead Transitions using invariants and state equation in 49381 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 58407 ms. Remains : 1429/1429 places, 151085/151085 transitions.
Stuttering acceptance computed with spot in 180 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1)]
Running random walk in product with property : RERS17pb114-PT-4-LTLCardinality-01 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=1 dest: 2}, { cond=(NOT p0), acceptance={} source=1 dest: 3}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}], [{ cond=(NOT p1), acceptance={} source=3 dest: 2}, { cond=true, acceptance={} source=3 dest: 3}]], initial=0, aps=[p0:(LEQ 2 s638), p1:(GT 1 s721)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Stuttering criterion allowed to conclude after 26297 steps with 0 reset in 2378 ms.
FORMULA RERS17pb114-PT-4-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb114-PT-4-LTLCardinality-01 finished in 61439 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(p0)||G(p1)||G(p2))))'
Support contains 5 out of 1429 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 1250 ms. Remains 1428 /1429 variables (removed 1) and now considering 151084/151085 (removed 1) transitions.
[2023-03-16 10:32:31] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
// Phase 1: matrix 84690 rows 1428 cols
[2023-03-16 10:32:31] [INFO ] Computed 18 place invariants in 278 ms
[2023-03-16 10:32:40] [INFO ] Implicit Places using invariants in 9167 ms returned []
Implicit Place search using SMT only with invariants took 9169 ms to find 0 implicit places.
[2023-03-16 10:32:40] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-16 10:32:40] [INFO ] Invariant cache hit.
[2023-03-16 10:33:10] [INFO ] Performed 89978/151084 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 10:33:30] [INFO ] Dead Transitions using invariants and state equation in 50211 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 60637 ms. Remains : 1428/1429 places, 151084/151085 transitions.
Stuttering acceptance computed with spot in 59 ms :[(AND (NOT p0) (NOT p1) (NOT p2))]
Running random walk in product with property : RERS17pb114-PT-4-LTLCardinality-02 automaton TGBA Formula[mat=[[{ cond=(AND p0 p1 p2), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) p1 p2), acceptance={0} source=0 dest: 0}, { cond=(AND p0 (NOT p1) p2), acceptance={1} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1) p2), acceptance={0, 1} source=0 dest: 0}, { cond=(AND p0 p1 (NOT p2)), acceptance={2} source=0 dest: 0}, { cond=(AND (NOT p0) p1 (NOT p2)), acceptance={0, 2} source=0 dest: 0}, { cond=(AND p0 (NOT p1) (NOT p2)), acceptance={1, 2} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1) (NOT p2)), acceptance={0, 1, 2} source=0 dest: 0}]], initial=0, aps=[p0:(GT s1416 s1375), p1:(GT s196 s1367), p2:(AND (GT 2 s1311) (GT s196 s1367))], nbAcceptance=3, 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 0 steps with 0 reset in 7 ms.
FORMULA RERS17pb114-PT-4-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb114-PT-4-LTLCardinality-02 finished in 61211 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((G(p1)||(p1&&F(p2)))))))'
Support contains 4 out of 1429 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Applied a total of 0 rules in 571 ms. Remains 1429 /1429 variables (removed 0) and now considering 151085/151085 (removed 0) transitions.
[2023-03-16 10:33:31] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
// Phase 1: matrix 84691 rows 1429 cols
[2023-03-16 10:33:32] [INFO ] Computed 18 place invariants in 360 ms
[2023-03-16 10:33:40] [INFO ] Implicit Places using invariants in 9117 ms returned []
Implicit Place search using SMT only with invariants took 9120 ms to find 0 implicit places.
[2023-03-16 10:33:40] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-16 10:33:40] [INFO ] Invariant cache hit.
[2023-03-16 10:34:10] [INFO ] Performed 93984/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 10:34:29] [INFO ] Dead Transitions using invariants and state equation in 48584 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 58285 ms. Remains : 1429/1429 places, 151085/151085 transitions.
Stuttering acceptance computed with spot in 289 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p0), (NOT p1), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : RERS17pb114-PT-4-LTLCardinality-03 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=(AND p1 (NOT p2)), acceptance={} source=1 dest: 5}], [{ 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}, { cond=(AND p1 (NOT p2)), acceptance={} source=4 dest: 5}], [{ cond=(AND p1 (NOT p2)), acceptance={} source=5 dest: 5}, { cond=(AND (NOT p1) (NOT p2)), acceptance={0} source=5 dest: 5}]], initial=0, aps=[p0:(GT 3 s185), p1:(GT s6 s1075), p2:(GT 2 s1247)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration explored 100000 steps with 0 reset in 9834 ms.
Product exploration timeout after 92150 steps with 0 reset in 10001 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 (NOT p1) p2), (X p1), (X p0), (X (NOT (AND p1 (NOT p2)))), true, (X (X p1)), (X (X p0)), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT (AND p1 (NOT p2)))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 9 factoid took 396 ms. Reduced automaton from 6 states, 12 edges and 3 AP (stutter sensitive) to 4 states, 5 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 172 ms :[false, (AND p2 (NOT p0)), (NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1094 ms. (steps per millisecond=9 ) properties (out of 3) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 87 ms. (steps per millisecond=114 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 85 ms. (steps per millisecond=117 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-16 10:34:52] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-16 10:34:52] [INFO ] Invariant cache hit.
[2023-03-16 10:34:53] [INFO ] [Real]Absence check using 18 positive place invariants in 17 ms returned sat
[2023-03-16 10:35:16] [INFO ] After 23199ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-16 10:35:17] [INFO ] State equation strengthened by 2342 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: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)
[2023-03-16 10:35:18] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 10:35:18] [INFO ] After 25022ms 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 2 out of 1429 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Drop transitions removed 512 transitions
Reduce isomorphic transitions removed 512 transitions.
Iterating post reduction 0 with 512 rules applied. Total rules applied 512 place count 1429 transition count 150573
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 513 place count 1428 transition count 150572
Applied a total of 513 rules in 2620 ms. Remains 1428 /1429 variables (removed 1) and now considering 150572/151085 (removed 513) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2626 ms. Remains : 1428/1429 places, 150572/151085 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1029 ms. (steps per millisecond=9 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 97 ms. (steps per millisecond=103 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 94 ms. (steps per millisecond=106 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 3842 steps, run timeout after 3006 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3842 steps, saw 3428 distinct states, run finished after 3007 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 10:35:25] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
// Phase 1: matrix 84689 rows 1428 cols
[2023-03-16 10:35:25] [INFO ] Computed 18 place invariants in 356 ms
[2023-03-16 10:35:25] [INFO ] [Real]Absence check using 18 positive place invariants in 16 ms returned sat
[2023-03-16 10:35:50] [INFO ] After 24761ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-16 10:35:51] [INFO ] State equation strengthened by 773 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: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)
[2023-03-16 10:35:51] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 10:35:51] [INFO ] After 25752ms 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 2 out of 1428 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1428/1428 places, 150572/150572 transitions.
Applied a total of 0 rules in 1143 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/150572 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1143 ms. Remains : 1428/1428 places, 150572/150572 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1428/1428 places, 150572/150572 transitions.
Applied a total of 0 rules in 1165 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/150572 (removed 0) transitions.
[2023-03-16 10:35:53] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-16 10:35:53] [INFO ] Invariant cache hit.
[2023-03-16 10:36:02] [INFO ] Implicit Places using invariants in 8752 ms returned []
Implicit Place search using SMT only with invariants took 8755 ms to find 0 implicit places.
[2023-03-16 10:36:02] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-16 10:36:02] [INFO ] Invariant cache hit.
[2023-03-16 10:36:32] [INFO ] Performed 89259/150572 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 10:36:52] [INFO ] Dead Transitions using invariants and state equation in 50431 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 60363 ms. Remains : 1428/1428 places, 150572/150572 transitions.
Knowledge obtained : [(AND p0 (NOT p1) p2), (X p1), (X p0), (X (NOT (AND p1 (NOT p2)))), true, (X (X p1)), (X (X p0)), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT (AND p1 (NOT p2)))))]
False Knowledge obtained : [(F (NOT (AND p0 (NOT p1) p2)))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 9 factoid took 410 ms. Reduced automaton from 4 states, 5 edges and 3 AP (stutter sensitive) to 4 states, 5 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 249 ms :[false, (AND p2 (NOT p0)), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 151 ms :[false, (AND p2 (NOT p0)), (NOT p0), (NOT p0)]
Support contains 4 out of 1429 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Applied a total of 0 rules in 575 ms. Remains 1429 /1429 variables (removed 0) and now considering 151085/151085 (removed 0) transitions.
[2023-03-16 10:36:54] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
// Phase 1: matrix 84691 rows 1429 cols
[2023-03-16 10:36:54] [INFO ] Computed 18 place invariants in 286 ms
[2023-03-16 10:37:03] [INFO ] Implicit Places using invariants in 9210 ms returned []
Implicit Place search using SMT only with invariants took 9224 ms to find 0 implicit places.
[2023-03-16 10:37:03] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-16 10:37:03] [INFO ] Invariant cache hit.
[2023-03-16 10:37:34] [INFO ] Performed 91068/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 10:37:53] [INFO ] Dead Transitions using invariants and state equation in 50069 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 59873 ms. Remains : 1429/1429 places, 151085/151085 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 (NOT p1) p2), (X p2), true, (X (X p0))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 4 factoid took 204 ms. Reduced automaton from 4 states, 5 edges and 3 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 77 ms :[(NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 974 ms. (steps per millisecond=10 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 103 ms. (steps per millisecond=97 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 3982 steps, run timeout after 3003 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3982 steps, saw 3215 distinct states, run finished after 3005 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 10:37:59] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-16 10:37:59] [INFO ] Invariant cache hit.
[2023-03-16 10:37:59] [INFO ] [Real]Absence check using 18 positive place invariants in 18 ms returned sat
[2023-03-16 10:38:21] [INFO ] After 21804ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 10:38:22] [INFO ] State equation strengthened by 2342 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: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)
[2023-03-16 10:38:24] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 10:38:24] [INFO ] After 25029ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 1429 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Drop transitions removed 512 transitions
Reduce isomorphic transitions removed 512 transitions.
Iterating post reduction 0 with 512 rules applied. Total rules applied 512 place count 1429 transition count 150573
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 513 place count 1428 transition count 150572
Applied a total of 513 rules in 2770 ms. Remains 1428 /1429 variables (removed 1) and now considering 150572/151085 (removed 513) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2774 ms. Remains : 1428/1429 places, 150572/151085 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1268 ms. (steps per millisecond=7 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 101 ms. (steps per millisecond=99 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 4082 steps, run timeout after 3001 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 4082 steps, saw 3637 distinct states, run finished after 3002 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 10:38:32] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
// Phase 1: matrix 84689 rows 1428 cols
[2023-03-16 10:38:32] [INFO ] Computed 18 place invariants in 300 ms
[2023-03-16 10:38:32] [INFO ] [Real]Absence check using 18 positive place invariants in 16 ms returned sat
[2023-03-16 10:38:54] [INFO ] After 21655ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 10:38:55] [INFO ] State equation strengthened by 773 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: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)
[2023-03-16 10:38:57] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 10:38:57] [INFO ] After 25036ms 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 1428 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1428/1428 places, 150572/150572 transitions.
Applied a total of 0 rules in 1292 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/150572 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1292 ms. Remains : 1428/1428 places, 150572/150572 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1428/1428 places, 150572/150572 transitions.
Applied a total of 0 rules in 1233 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/150572 (removed 0) transitions.
[2023-03-16 10:39:00] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-16 10:39:00] [INFO ] Invariant cache hit.
[2023-03-16 10:39:08] [INFO ] Implicit Places using invariants in 8143 ms returned []
Implicit Place search using SMT only with invariants took 8150 ms to find 0 implicit places.
[2023-03-16 10:39:08] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-16 10:39:08] [INFO ] Invariant cache hit.
[2023-03-16 10:39:38] [INFO ] Performed 93354/150572 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 10:39:57] [INFO ] Dead Transitions using invariants and state equation in 48962 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58360 ms. Remains : 1428/1428 places, 150572/150572 transitions.
Knowledge obtained : [(AND p0 (NOT p1) p2), (X p2), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 188 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 69 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 84 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 81 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 9471 ms.
Product exploration explored 100000 steps with 0 reset in 9522 ms.
Support contains 1 out of 1429 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 1089 ms. Remains 1428 /1429 variables (removed 1) and now considering 151084/151085 (removed 1) transitions.
[2023-03-16 10:40:18] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
// Phase 1: matrix 84690 rows 1428 cols
[2023-03-16 10:40:18] [INFO ] Computed 18 place invariants in 329 ms
[2023-03-16 10:40:27] [INFO ] Implicit Places using invariants in 9553 ms returned []
Implicit Place search using SMT only with invariants took 9555 ms to find 0 implicit places.
[2023-03-16 10:40:27] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-16 10:40:27] [INFO ] Invariant cache hit.
[2023-03-16 10:40:58] [INFO ] Performed 88284/151084 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 10:41:17] [INFO ] Dead Transitions using invariants and state equation in 49850 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 60502 ms. Remains : 1428/1429 places, 151084/151085 transitions.
Treatment of property RERS17pb114-PT-4-LTLCardinality-03 finished in 474559 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1 out of 1429 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 1464 ms. Remains 1428 /1429 variables (removed 1) and now considering 151084/151085 (removed 1) transitions.
[2023-03-16 10:41:27] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-16 10:41:27] [INFO ] Invariant cache hit.
[2023-03-16 10:41:36] [INFO ] Implicit Places using invariants in 9770 ms returned []
Implicit Place search using SMT only with invariants took 9771 ms to find 0 implicit places.
[2023-03-16 10:41:37] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-16 10:41:37] [INFO ] Invariant cache hit.
[2023-03-16 10:42:07] [INFO ] Performed 93280/151084 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 10:42:26] [INFO ] Dead Transitions using invariants and state equation in 49274 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 60518 ms. Remains : 1428/1429 places, 151084/151085 transitions.
Stuttering acceptance computed with spot in 97 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : RERS17pb114-PT-4-LTLCardinality-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(LEQ 2 s1401)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 8 ms.
FORMULA RERS17pb114-PT-4-LTLCardinality-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb114-PT-4-LTLCardinality-04 finished in 61229 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((((p0 U p1)||X(p2)) U X(X(G(p2)))))'
Support contains 5 out of 1429 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Applied a total of 0 rules in 701 ms. Remains 1429 /1429 variables (removed 0) and now considering 151085/151085 (removed 0) transitions.
[2023-03-16 10:42:27] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
// Phase 1: matrix 84691 rows 1429 cols
[2023-03-16 10:42:27] [INFO ] Computed 18 place invariants in 315 ms
[2023-03-16 10:42:36] [INFO ] Implicit Places using invariants in 9046 ms returned []
Implicit Place search using SMT only with invariants took 9051 ms to find 0 implicit places.
[2023-03-16 10:42:36] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-16 10:42:36] [INFO ] Invariant cache hit.
[2023-03-16 10:43:06] [INFO ] Performed 94276/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 10:43:24] [INFO ] Dead Transitions using invariants and state equation in 47631 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 57397 ms. Remains : 1429/1429 places, 151085/151085 transitions.
Stuttering acceptance computed with spot in 231 ms :[(NOT p2), (AND (NOT p1) (NOT p2)), (NOT p2), true, (NOT p2), (AND (NOT p1) (NOT p2)), (NOT p1)]
Running random walk in product with property : RERS17pb114-PT-4-LTLCardinality-05 automaton TGBA Formula[mat=[[{ cond=(NOT p2), acceptance={} source=0 dest: 2}], [{ cond=(AND (NOT p1) (NOT p0) (NOT p2)), acceptance={} source=1 dest: 2}, { cond=(AND (NOT p1) p0 (NOT p2)), acceptance={} source=1 dest: 5}], [{ cond=p2, acceptance={} source=2 dest: 2}, { cond=(NOT p2), acceptance={} source=2 dest: 3}], [{ cond=true, acceptance={0} source=3 dest: 3}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=4 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={} source=4 dest: 1}, { cond=p2, acceptance={} source=4 dest: 4}, { cond=(NOT p2), acceptance={0} source=4 dest: 4}], [{ cond=(AND (NOT p1) (NOT p0) p2), acceptance={} source=5 dest: 2}, { cond=(AND (NOT p1) (NOT p0) (NOT p2)), acceptance={} source=5 dest: 3}, { cond=(AND (NOT p1) p0 p2), acceptance={} source=5 dest: 5}, { cond=(AND (NOT p1) p0 (NOT p2)), acceptance={} source=5 dest: 6}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=6 dest: 3}, { cond=(AND (NOT p1) p0), acceptance={0} source=6 dest: 6}]], initial=4, aps=[p2:(LEQ s228 s129), p1:(LEQ 3 s836), p0:(LEQ s1191 s918)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null, null][false, false, false, false, false, false, false]]
Product exploration timeout after 62970 steps with 20976 reset in 10001 ms.
Product exploration timeout after 64170 steps with 21514 reset in 10002 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p2 (NOT p1) p0), (X (AND (NOT p1) p0)), (X (NOT (AND (NOT p1) p0 (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p0) (NOT p2)))), (X p2), (X (X p2)), (X (X (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p1) p0 (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p0) p2)))), (X (X (AND (NOT p1) p0 p2)))]
False Knowledge obtained : []
Knowledge based reduction with 13 factoid took 721 ms. Reduced automaton from 7 states, 16 edges and 3 AP (stutter sensitive) to 7 states, 16 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 279 ms :[(NOT p2), (AND (NOT p1) (NOT p2)), (NOT p2), true, (NOT p2), (AND (NOT p1) (NOT p2)), (NOT p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1411 ms. (steps per millisecond=7 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 115 ms. (steps per millisecond=86 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 103 ms. (steps per millisecond=97 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 112 ms. (steps per millisecond=89 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 115 ms. (steps per millisecond=86 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 114 ms. (steps per millisecond=87 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 114 ms. (steps per millisecond=87 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 108 ms. (steps per millisecond=92 ) properties (out of 7) seen :0
Interrupted probabilistic random walk after 7766 steps, run timeout after 6002 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 7766 steps, saw 6326 distinct states, run finished after 6003 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 7 properties.
[2023-03-16 10:43:55] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-16 10:43:55] [INFO ] Invariant cache hit.
[2023-03-16 10:43:55] [INFO ] After 303ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:7
[2023-03-16 10:43:55] [INFO ] [Nat]Absence check using 18 positive place invariants in 17 ms returned sat
[2023-03-16 10:44:20] [INFO ] After 24875ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :7
[2023-03-16 10:44:21] [INFO ] State equation strengthened by 2342 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)
[2023-03-16 10:44:21] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 10:44:21] [INFO ] After 26283ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:7
Fused 7 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 5 out of 1429 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Drop transitions removed 512 transitions
Reduce isomorphic transitions removed 512 transitions.
Iterating post reduction 0 with 512 rules applied. Total rules applied 512 place count 1429 transition count 150573
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 513 place count 1428 transition count 150572
Applied a total of 513 rules in 2444 ms. Remains 1428 /1429 variables (removed 1) and now considering 150572/151085 (removed 513) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2448 ms. Remains : 1428/1429 places, 150572/151085 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1049 ms. (steps per millisecond=9 ) properties (out of 7) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 107 ms. (steps per millisecond=93 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 108 ms. (steps per millisecond=92 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 98 ms. (steps per millisecond=102 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 81 ms. (steps per millisecond=123 ) properties (out of 4) seen :0
Running SMT prover for 4 properties.
[2023-03-16 10:44:26] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
// Phase 1: matrix 84689 rows 1428 cols
[2023-03-16 10:44:26] [INFO ] Computed 18 place invariants in 278 ms
[2023-03-16 10:44:26] [INFO ] After 238ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-16 10:44:26] [INFO ] [Nat]Absence check using 18 positive place invariants in 15 ms returned sat
[2023-03-16 10:44:51] [INFO ] After 24210ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-16 10:44:52] [INFO ] State equation strengthened by 773 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)
[2023-03-16 10:44:52] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 10:44:52] [INFO ] After 25663ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:4
Fused 4 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 5 out of 1428 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1428/1428 places, 150572/150572 transitions.
Applied a total of 0 rules in 1313 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/150572 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1313 ms. Remains : 1428/1428 places, 150572/150572 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1344 ms. (steps per millisecond=7 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 136 ms. (steps per millisecond=73 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 108 ms. (steps per millisecond=92 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 110 ms. (steps per millisecond=90 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 109 ms. (steps per millisecond=91 ) properties (out of 4) seen :0
Interrupted probabilistic random walk after 3463 steps, run timeout after 3004 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3463 steps, saw 3099 distinct states, run finished after 3004 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 4 properties.
[2023-03-16 10:44:59] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-16 10:44:59] [INFO ] Invariant cache hit.
[2023-03-16 10:44:59] [INFO ] After 232ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-16 10:44:59] [INFO ] [Nat]Absence check using 18 positive place invariants in 15 ms returned sat
[2023-03-16 10:45:24] [INFO ] After 24967ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-16 10:45:25] [INFO ] State equation strengthened by 773 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)
[2023-03-16 10:45:25] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 10:45:25] [INFO ] After 26257ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:4
Fused 4 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 5 out of 1428 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1428/1428 places, 150572/150572 transitions.
Applied a total of 0 rules in 1261 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/150572 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1262 ms. Remains : 1428/1428 places, 150572/150572 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1428/1428 places, 150572/150572 transitions.
Applied a total of 0 rules in 1220 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/150572 (removed 0) transitions.
[2023-03-16 10:45:28] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-16 10:45:28] [INFO ] Invariant cache hit.
[2023-03-16 10:45:36] [INFO ] Implicit Places using invariants in 8877 ms returned []
Implicit Place search using SMT only with invariants took 8878 ms to find 0 implicit places.
[2023-03-16 10:45:36] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-16 10:45:36] [INFO ] Invariant cache hit.
[2023-03-16 10:46:07] [INFO ] Performed 91445/150572 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 10:46:26] [INFO ] Dead Transitions using invariants and state equation in 49627 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 59742 ms. Remains : 1428/1428 places, 150572/150572 transitions.
Knowledge obtained : [(AND p2 (NOT p1) p0), (X (AND (NOT p1) p0)), (X (NOT (AND (NOT p1) p0 (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p0) (NOT p2)))), (X p2), (X (X p2)), (X (X (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p1) p0 (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p0) p2)))), (X (X (AND (NOT p1) p0 p2)))]
False Knowledge obtained : [(F (NOT (AND p0 (NOT p1) p2))), (F (NOT p2)), (F (AND p0 (NOT p1) (NOT p2)))]
Knowledge based reduction with 13 factoid took 756 ms. Reduced automaton from 7 states, 16 edges and 3 AP (stutter sensitive) to 7 states, 16 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 307 ms :[(NOT p2), (AND (NOT p1) (NOT p2)), (NOT p2), true, (NOT p2), (AND (NOT p1) (NOT p2)), (NOT p1)]
Stuttering acceptance computed with spot in 281 ms :[(NOT p2), (AND (NOT p1) (NOT p2)), (NOT p2), true, (NOT p2), (AND (NOT p1) (NOT p2)), (NOT p1)]
Support contains 5 out of 1429 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Applied a total of 0 rules in 631 ms. Remains 1429 /1429 variables (removed 0) and now considering 151085/151085 (removed 0) transitions.
[2023-03-16 10:46:29] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
// Phase 1: matrix 84691 rows 1429 cols
[2023-03-16 10:46:29] [INFO ] Computed 18 place invariants in 391 ms
[2023-03-16 10:46:37] [INFO ] Implicit Places using invariants in 8951 ms returned []
Implicit Place search using SMT only with invariants took 8959 ms to find 0 implicit places.
[2023-03-16 10:46:38] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-16 10:46:38] [INFO ] Invariant cache hit.
[2023-03-16 10:47:08] [INFO ] Performed 88184/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 10:47:28] [INFO ] Dead Transitions using invariants and state equation in 50756 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60353 ms. Remains : 1429/1429 places, 151085/151085 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p2 p0 (NOT p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X p2), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (NOT (AND p0 (NOT p1) (NOT p2)))), (X (AND p0 (NOT p1))), (X (X p2)), (X (X (NOT (AND (NOT p0) (NOT p1) p2)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND p0 (NOT p1) p2))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X (AND p0 (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 13 factoid took 688 ms. Reduced automaton from 7 states, 16 edges and 3 AP (stutter sensitive) to 7 states, 16 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 279 ms :[(NOT p2), (AND (NOT p1) (NOT p2)), (NOT p2), true, (NOT p2), (AND (NOT p1) (NOT p2)), (NOT p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1049 ms. (steps per millisecond=9 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 82 ms. (steps per millisecond=121 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 85 ms. (steps per millisecond=117 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 83 ms. (steps per millisecond=120 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 81 ms. (steps per millisecond=123 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 134 ms. (steps per millisecond=74 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 81 ms. (steps per millisecond=123 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 77 ms. (steps per millisecond=129 ) properties (out of 7) seen :0
Interrupted probabilistic random walk after 4227 steps, run timeout after 3004 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 4227 steps, saw 3404 distinct states, run finished after 3004 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 7 properties.
[2023-03-16 10:47:35] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-16 10:47:35] [INFO ] Invariant cache hit.
[2023-03-16 10:47:36] [INFO ] After 281ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:7
[2023-03-16 10:47:36] [INFO ] [Nat]Absence check using 18 positive place invariants in 17 ms returned sat
[2023-03-16 10:48:01] [INFO ] After 24812ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :7
[2023-03-16 10:48:02] [INFO ] State equation strengthened by 2342 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: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)
[2023-03-16 10:48:02] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 10:48:02] [INFO ] After 26770ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:7
Fused 7 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 5 out of 1429 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Drop transitions removed 512 transitions
Reduce isomorphic transitions removed 512 transitions.
Iterating post reduction 0 with 512 rules applied. Total rules applied 512 place count 1429 transition count 150573
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 513 place count 1428 transition count 150572
Applied a total of 513 rules in 2820 ms. Remains 1428 /1429 variables (removed 1) and now considering 150572/151085 (removed 513) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2825 ms. Remains : 1428/1429 places, 150572/151085 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1289 ms. (steps per millisecond=7 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 138 ms. (steps per millisecond=72 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 114 ms. (steps per millisecond=87 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 110 ms. (steps per millisecond=90 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 101 ms. (steps per millisecond=99 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 96 ms. (steps per millisecond=104 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 99 ms. (steps per millisecond=101 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 103 ms. (steps per millisecond=97 ) properties (out of 7) seen :0
Interrupted probabilistic random walk after 7005 steps, run timeout after 6003 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 7005 steps, saw 6291 distinct states, run finished after 6004 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 7 properties.
[2023-03-16 10:48:14] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
// Phase 1: matrix 84689 rows 1428 cols
[2023-03-16 10:48:14] [INFO ] Computed 18 place invariants in 289 ms
[2023-03-16 10:48:14] [INFO ] After 309ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:7
[2023-03-16 10:48:15] [INFO ] [Nat]Absence check using 18 positive place invariants in 18 ms returned sat
[2023-03-16 10:48:40] [INFO ] After 24646ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :7
[2023-03-16 10:48:41] [INFO ] State equation strengthened by 773 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: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)
[2023-03-16 10:48:41] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 10:48:41] [INFO ] After 26059ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:7
Fused 7 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 5 out of 1428 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1428/1428 places, 150572/150572 transitions.
Applied a total of 0 rules in 1304 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/150572 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1305 ms. Remains : 1428/1428 places, 150572/150572 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1428/1428 places, 150572/150572 transitions.
Applied a total of 0 rules in 1143 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/150572 (removed 0) transitions.
[2023-03-16 10:48:43] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-16 10:48:43] [INFO ] Invariant cache hit.
[2023-03-16 10:48:52] [INFO ] Implicit Places using invariants in 8988 ms returned []
Implicit Place search using SMT only with invariants took 8991 ms to find 0 implicit places.
[2023-03-16 10:48:52] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-16 10:48:52] [INFO ] Invariant cache hit.
[2023-03-16 10:49:22] [INFO ] Performed 91316/150572 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 10:49:41] [INFO ] Dead Transitions using invariants and state equation in 49490 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 59642 ms. Remains : 1428/1428 places, 150572/150572 transitions.
Knowledge obtained : [(AND p2 p0 (NOT p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X p2), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (NOT (AND p0 (NOT p1) (NOT p2)))), (X (AND p0 (NOT p1))), (X (X p2)), (X (X (NOT (AND (NOT p0) (NOT p1) p2)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND p0 (NOT p1) p2))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X (AND p0 (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 13 factoid took 626 ms. Reduced automaton from 7 states, 16 edges and 3 AP (stutter sensitive) to 7 states, 16 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 215 ms :[(NOT p2), (AND (NOT p1) (NOT p2)), (NOT p2), true, (NOT p2), (AND (NOT p1) (NOT p2)), (NOT p1)]
Stuttering acceptance computed with spot in 212 ms :[(NOT p2), (AND (NOT p1) (NOT p2)), (NOT p2), true, (NOT p2), (AND (NOT p1) (NOT p2)), (NOT p1)]
Stuttering acceptance computed with spot in 209 ms :[(NOT p2), (AND (NOT p1) (NOT p2)), (NOT p2), true, (NOT p2), (AND (NOT p1) (NOT p2)), (NOT p1)]
Product exploration timeout after 66320 steps with 22151 reset in 10008 ms.
Product exploration timeout after 66040 steps with 22029 reset in 10002 ms.
Applying partial POR strategy [false, false, true, true, false, true, true]
Stuttering acceptance computed with spot in 218 ms :[(NOT p2), (AND (NOT p1) (NOT p2)), (NOT p2), true, (NOT p2), (AND (NOT p1) (NOT p2)), (NOT p1)]
Support contains 5 out of 1429 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Applied a total of 0 rules in 1266 ms. Remains 1429 /1429 variables (removed 0) and now considering 151085/151085 (removed 0) transitions.
[2023-03-16 10:50:05] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
// Phase 1: matrix 84691 rows 1429 cols
[2023-03-16 10:50:05] [INFO ] Computed 18 place invariants in 289 ms
[2023-03-16 10:50:35] [INFO ] Performed 93992/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 10:50:54] [INFO ] Dead Transitions using invariants and state equation in 49648 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 50921 ms. Remains : 1429/1429 places, 151085/151085 transitions.
Support contains 5 out of 1429 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Applied a total of 0 rules in 736 ms. Remains 1429 /1429 variables (removed 0) and now considering 151085/151085 (removed 0) transitions.
[2023-03-16 10:50:55] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-16 10:50:55] [INFO ] Invariant cache hit.
[2023-03-16 10:51:04] [INFO ] Implicit Places using invariants in 8774 ms returned []
Implicit Place search using SMT only with invariants took 8777 ms to find 0 implicit places.
[2023-03-16 10:51:04] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-16 10:51:04] [INFO ] Invariant cache hit.
[2023-03-16 10:51:34] [INFO ] Performed 95105/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 10:51:53] [INFO ] Dead Transitions using invariants and state equation in 48845 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 58364 ms. Remains : 1429/1429 places, 151085/151085 transitions.
Treatment of property RERS17pb114-PT-4-LTLCardinality-05 finished in 573026 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0) U X(!(p0 U (X(p1)||p2)))))'
Support contains 4 out of 1429 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Applied a total of 0 rules in 746 ms. Remains 1429 /1429 variables (removed 0) and now considering 151085/151085 (removed 0) transitions.
[2023-03-16 10:52:00] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-16 10:52:00] [INFO ] Invariant cache hit.
[2023-03-16 10:52:09] [INFO ] Implicit Places using invariants in 8399 ms returned []
Implicit Place search using SMT only with invariants took 8400 ms to find 0 implicit places.
[2023-03-16 10:52:09] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-16 10:52:09] [INFO ] Invariant cache hit.
[2023-03-16 10:52:39] [INFO ] Performed 93304/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 10:52:57] [INFO ] Dead Transitions using invariants and state equation in 48915 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 58070 ms. Remains : 1429/1429 places, 151085/151085 transitions.
Stuttering acceptance computed with spot in 327 ms :[(OR p2 p1), (OR (AND (NOT p0) p1) (AND (NOT p0) p2)), (OR p2 p1), (NOT p0), (AND (NOT p0) (NOT p2) p1), (AND (NOT p0) p1), p1]
Running random walk in product with property : RERS17pb114-PT-4-LTLCardinality-06 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=true, acceptance={} source=0 dest: 2}], [{ cond=(AND (NOT p0) p2), acceptance={} source=1 dest: 3}, { cond=(AND (NOT p0) (NOT p2)), acceptance={} source=1 dest: 4}], [{ cond=(AND (NOT p0) p2), acceptance={} source=2 dest: 1}, { cond=(AND p0 (NOT p2)), acceptance={} source=2 dest: 2}, { cond=p2, acceptance={0} source=2 dest: 2}, { cond=(AND (NOT p0) (NOT p2)), acceptance={} source=2 dest: 5}, { cond=(NOT p2), acceptance={0} source=2 dest: 6}], [{ cond=(NOT p0), acceptance={0} source=3 dest: 3}], [{ cond=(AND (NOT p0) (NOT p2) p1), acceptance={} source=4 dest: 3}], [{ cond=(AND (NOT p0) p2 p1), acceptance={} source=5 dest: 3}, { cond=(AND (NOT p0) (NOT p2) p1), acceptance={} source=5 dest: 4}], [{ cond=(AND (NOT p0) p2 p1), acceptance={} source=6 dest: 1}, { cond=(AND p0 (NOT p2) p1), acceptance={} source=6 dest: 2}, { cond=(AND p2 p1), acceptance={0} source=6 dest: 2}, { cond=(AND (NOT p0) (NOT p2) p1), acceptance={} source=6 dest: 5}, { cond=(AND (NOT p2) p1), acceptance={0} source=6 dest: 6}]], initial=0, aps=[p0:(LEQ s1340 s712), p2:(LEQ 2 s975), p1:(LEQ 1 s110)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null, null][false, false, false, false, false, false, false]]
Product exploration timeout after 64870 steps with 16175 reset in 10002 ms.
Product exploration timeout after 71380 steps with 17803 reset in 10002 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 (NOT p2) (NOT p1)), (X (NOT p2)), (X (NOT (AND (NOT p0) p2))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (AND p0 (NOT p2))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) p2)))), (X (X p0)), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) p2 p1)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (AND p0 (NOT p2)))), (X (X (NOT (AND p2 p1))))]
False Knowledge obtained : []
Knowledge based reduction with 15 factoid took 886 ms. Reduced automaton from 7 states, 18 edges and 3 AP (stutter sensitive) to 7 states, 17 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 309 ms :[(OR p2 p1), (OR (AND (NOT p0) p1) (AND (NOT p0) p2)), (OR p2 p1), (NOT p0), (AND (NOT p0) (NOT p2) p1), (AND (NOT p0) p1), p1]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1087 ms. (steps per millisecond=9 ) properties (out of 10) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 85 ms. (steps per millisecond=117 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 84 ms. (steps per millisecond=119 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 84 ms. (steps per millisecond=119 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 80 ms. (steps per millisecond=125 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 80 ms. (steps per millisecond=125 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 86 ms. (steps per millisecond=116 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 80 ms. (steps per millisecond=125 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 87 ms. (steps per millisecond=114 ) properties (out of 8) seen :0
Running SMT prover for 8 properties.
[2023-03-16 10:53:22] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-16 10:53:22] [INFO ] Invariant cache hit.
[2023-03-16 10:53:23] [INFO ] After 322ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:8
[2023-03-16 10:53:23] [INFO ] [Nat]Absence check using 18 positive place invariants in 16 ms returned sat
[2023-03-16 10:53:48] [INFO ] After 24710ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :8
[2023-03-16 10:53:49] [INFO ] State equation strengthened by 2342 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)
[2023-03-16 10:53:49] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 10:53:49] [INFO ] After 26080ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:8
Fused 8 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1429 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Drop transitions removed 512 transitions
Reduce isomorphic transitions removed 512 transitions.
Iterating post reduction 0 with 512 rules applied. Total rules applied 512 place count 1429 transition count 150573
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 513 place count 1428 transition count 150572
Applied a total of 513 rules in 2651 ms. Remains 1428 /1429 variables (removed 1) and now considering 150572/151085 (removed 513) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2657 ms. Remains : 1428/1429 places, 150572/151085 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 918 ms. (steps per millisecond=10 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 79 ms. (steps per millisecond=126 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 81 ms. (steps per millisecond=123 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 79 ms. (steps per millisecond=126 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 81 ms. (steps per millisecond=123 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 86 ms. (steps per millisecond=116 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 88 ms. (steps per millisecond=113 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 82 ms. (steps per millisecond=121 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 81 ms. (steps per millisecond=123 ) properties (out of 8) seen :0
Interrupted probabilistic random walk after 4378 steps, run timeout after 3004 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 4378 steps, saw 3895 distinct states, run finished after 3004 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 8 properties.
[2023-03-16 10:53:56] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
// Phase 1: matrix 84689 rows 1428 cols
[2023-03-16 10:53:57] [INFO ] Computed 18 place invariants in 280 ms
[2023-03-16 10:53:57] [INFO ] After 339ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:8
[2023-03-16 10:53:57] [INFO ] [Nat]Absence check using 18 positive place invariants in 14 ms returned sat
[2023-03-16 10:54:22] [INFO ] After 24935ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :8
[2023-03-16 10:54:23] [INFO ] State equation strengthened by 773 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)
[2023-03-16 10:54:23] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 10:54:23] [INFO ] After 26118ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:8
Fused 8 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1428 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1428/1428 places, 150572/150572 transitions.
Applied a total of 0 rules in 1485 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/150572 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1486 ms. Remains : 1428/1428 places, 150572/150572 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1428/1428 places, 150572/150572 transitions.
Applied a total of 0 rules in 1434 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/150572 (removed 0) transitions.
[2023-03-16 10:54:26] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-16 10:54:26] [INFO ] Invariant cache hit.
[2023-03-16 10:54:35] [INFO ] Implicit Places using invariants in 8544 ms returned []
Implicit Place search using SMT only with invariants took 8545 ms to find 0 implicit places.
[2023-03-16 10:54:35] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-16 10:54:35] [INFO ] Invariant cache hit.
[2023-03-16 10:55:05] [INFO ] Performed 96841/150572 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 10:55:21] [INFO ] Dead Transitions using invariants and state equation in 46919 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56925 ms. Remains : 1428/1428 places, 150572/150572 transitions.
Knowledge obtained : [(AND p0 (NOT p2) (NOT p1)), (X (NOT p2)), (X (NOT (AND (NOT p0) p2))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (AND p0 (NOT p2))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) p2)))), (X (X p0)), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) p2 p1)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (AND p0 (NOT p2)))), (X (X (NOT (AND p2 p1))))]
False Knowledge obtained : [(F (AND p0 p1 (NOT p2))), (F (AND p1 (NOT p2)))]
Knowledge based reduction with 15 factoid took 931 ms. Reduced automaton from 7 states, 17 edges and 3 AP (stutter sensitive) to 7 states, 17 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 329 ms :[(OR p2 p1), (OR (AND (NOT p0) p1) (AND (NOT p0) p2)), (OR p2 p1), (NOT p0), (AND (NOT p0) (NOT p2) p1), (AND (NOT p0) p1), p1]
Stuttering acceptance computed with spot in 258 ms :[(OR p2 p1), (OR (AND (NOT p0) p1) (AND (NOT p0) p2)), (OR p2 p1), (NOT p0), (AND (NOT p0) (NOT p2) p1), (AND (NOT p0) p1), p1]
Support contains 4 out of 1429 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Applied a total of 0 rules in 572 ms. Remains 1429 /1429 variables (removed 0) and now considering 151085/151085 (removed 0) transitions.
[2023-03-16 10:55:24] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
// Phase 1: matrix 84691 rows 1429 cols
[2023-03-16 10:55:24] [INFO ] Computed 18 place invariants in 288 ms
[2023-03-16 10:55:33] [INFO ] Implicit Places using invariants in 9264 ms returned []
Implicit Place search using SMT only with invariants took 9269 ms to find 0 implicit places.
[2023-03-16 10:55:33] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-16 10:55:33] [INFO ] Invariant cache hit.
[2023-03-16 10:56:03] [INFO ] Performed 94446/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 10:56:22] [INFO ] Dead Transitions using invariants and state equation in 48779 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 58627 ms. Remains : 1429/1429 places, 151085/151085 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 (NOT p2) (NOT p1)), (X (NOT p2)), (X (NOT (AND (NOT p0) p2))), (X (AND p0 (NOT p2))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT (AND p1 p2)))), (X (X (NOT (AND p0 p1 (NOT p2))))), (X (X (NOT (AND (NOT p0) p1 p2)))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (AND p0 (NOT p2)))), (X (X (NOT (AND p1 (NOT p2)))))]
False Knowledge obtained : []
Knowledge based reduction with 14 factoid took 756 ms. Reduced automaton from 7 states, 17 edges and 3 AP (stutter sensitive) to 7 states, 17 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 296 ms :[(OR p2 p1), (OR (AND (NOT p0) p1) (AND (NOT p0) p2)), (OR p2 p1), (NOT p0), (AND (NOT p0) (NOT p2) p1), (AND (NOT p0) p1), p1]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1476 ms. (steps per millisecond=6 ) properties (out of 10) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 108 ms. (steps per millisecond=92 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 96 ms. (steps per millisecond=104 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 100 ms. (steps per millisecond=100 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 97 ms. (steps per millisecond=103 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 98 ms. (steps per millisecond=102 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 103 ms. (steps per millisecond=97 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 94 ms. (steps per millisecond=106 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 100 ms. (steps per millisecond=100 ) properties (out of 8) seen :0
Running SMT prover for 8 properties.
[2023-03-16 10:56:27] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-16 10:56:27] [INFO ] Invariant cache hit.
[2023-03-16 10:56:27] [INFO ] After 306ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:8
[2023-03-16 10:56:28] [INFO ] [Nat]Absence check using 18 positive place invariants in 16 ms returned sat
[2023-03-16 10:56:52] [INFO ] After 24496ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :8
[2023-03-16 10:56:53] [INFO ] State equation strengthened by 2342 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: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)
[2023-03-16 10:56:53] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 10:56:53] [INFO ] After 25865ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:8
Fused 8 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1429 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Drop transitions removed 512 transitions
Reduce isomorphic transitions removed 512 transitions.
Iterating post reduction 0 with 512 rules applied. Total rules applied 512 place count 1429 transition count 150573
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 513 place count 1428 transition count 150572
Applied a total of 513 rules in 2391 ms. Remains 1428 /1429 variables (removed 1) and now considering 150572/151085 (removed 513) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2394 ms. Remains : 1428/1429 places, 150572/151085 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1236 ms. (steps per millisecond=8 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 97 ms. (steps per millisecond=103 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 96 ms. (steps per millisecond=104 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 114 ms. (steps per millisecond=87 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 118 ms. (steps per millisecond=84 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 118 ms. (steps per millisecond=84 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 124 ms. (steps per millisecond=80 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 117 ms. (steps per millisecond=85 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 126 ms. (steps per millisecond=79 ) properties (out of 8) seen :0
Interrupted probabilistic random walk after 6983 steps, run timeout after 6007 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 6983 steps, saw 6272 distinct states, run finished after 6007 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 8 properties.
[2023-03-16 10:57:04] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
// Phase 1: matrix 84689 rows 1428 cols
[2023-03-16 10:57:04] [INFO ] Computed 18 place invariants in 378 ms
[2023-03-16 10:57:05] [INFO ] After 335ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:8
[2023-03-16 10:57:05] [INFO ] [Nat]Absence check using 18 positive place invariants in 16 ms returned sat
[2023-03-16 10:57:30] [INFO ] After 24675ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :8
[2023-03-16 10:57:31] [INFO ] State equation strengthened by 773 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: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)
[2023-03-16 10:57:31] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 10:57:31] [INFO ] After 26026ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:8
Fused 8 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 4 out of 1428 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1428/1428 places, 150572/150572 transitions.
Applied a total of 0 rules in 1206 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/150572 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1206 ms. Remains : 1428/1428 places, 150572/150572 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1428/1428 places, 150572/150572 transitions.
Applied a total of 0 rules in 1292 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/150572 (removed 0) transitions.
[2023-03-16 10:57:33] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-16 10:57:33] [INFO ] Invariant cache hit.
[2023-03-16 10:57:42] [INFO ] Implicit Places using invariants in 9052 ms returned []
Implicit Place search using SMT only with invariants took 9063 ms to find 0 implicit places.
[2023-03-16 10:57:42] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-16 10:57:42] [INFO ] Invariant cache hit.
[2023-03-16 10:58:13] [INFO ] Performed 90735/150572 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 10:58:31] [INFO ] Dead Transitions using invariants and state equation in 48634 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 59021 ms. Remains : 1428/1428 places, 150572/150572 transitions.
Knowledge obtained : [(AND p0 (NOT p2) (NOT p1)), (X (NOT p2)), (X (NOT (AND (NOT p0) p2))), (X (AND p0 (NOT p2))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT (AND p1 p2)))), (X (X (NOT (AND p0 p1 (NOT p2))))), (X (X (NOT (AND (NOT p0) p1 p2)))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (AND p0 (NOT p2)))), (X (X (NOT (AND p1 (NOT p2)))))]
False Knowledge obtained : [(F (AND p0 p1 (NOT p2))), (F (AND p1 (NOT p2)))]
Knowledge based reduction with 14 factoid took 817 ms. Reduced automaton from 7 states, 17 edges and 3 AP (stutter sensitive) to 7 states, 17 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 394 ms :[(OR p2 p1), (OR (AND (NOT p0) p1) (AND (NOT p0) p2)), (OR p2 p1), (NOT p0), (AND (NOT p0) (NOT p2) p1), (AND (NOT p0) p1), p1]
Stuttering acceptance computed with spot in 322 ms :[(OR p2 p1), (OR (AND (NOT p0) p1) (AND (NOT p0) p2)), (OR p2 p1), (NOT p0), (AND (NOT p0) (NOT p2) p1), (AND (NOT p0) p1), p1]
Stuttering acceptance computed with spot in 337 ms :[(OR p2 p1), (OR (AND (NOT p0) p1) (AND (NOT p0) p2)), (OR p2 p1), (NOT p0), (AND (NOT p0) (NOT p2) p1), (AND (NOT p0) p1), p1]
Product exploration timeout after 69190 steps with 17306 reset in 10001 ms.
Product exploration timeout after 70010 steps with 17548 reset in 10002 ms.
Applying partial POR strategy [false, false, false, true, true, false, false]
Stuttering acceptance computed with spot in 299 ms :[(OR p2 p1), (OR (AND (NOT p0) p1) (AND (NOT p0) p2)), (OR p2 p1), (NOT p0), (AND (NOT p0) (NOT p2) p1), (AND (NOT p0) p1), p1]
Support contains 4 out of 1429 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Applied a total of 0 rules in 1188 ms. Remains 1429 /1429 variables (removed 0) and now considering 151085/151085 (removed 0) transitions.
[2023-03-16 10:58:55] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
// Phase 1: matrix 84691 rows 1429 cols
[2023-03-16 10:58:55] [INFO ] Computed 18 place invariants in 304 ms
[2023-03-16 10:59:25] [INFO ] Performed 94394/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 10:59:43] [INFO ] Dead Transitions using invariants and state equation in 48029 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 49222 ms. Remains : 1429/1429 places, 151085/151085 transitions.
Support contains 4 out of 1429 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Applied a total of 0 rules in 576 ms. Remains 1429 /1429 variables (removed 0) and now considering 151085/151085 (removed 0) transitions.
[2023-03-16 10:59:44] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-16 10:59:44] [INFO ] Invariant cache hit.
[2023-03-16 10:59:53] [INFO ] Implicit Places using invariants in 8914 ms returned []
Implicit Place search using SMT only with invariants took 8915 ms to find 0 implicit places.
[2023-03-16 10:59:53] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-16 10:59:53] [INFO ] Invariant cache hit.
[2023-03-16 11:00:23] [INFO ] Performed 92511/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 11:00:42] [INFO ] Dead Transitions using invariants and state equation in 49254 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 58748 ms. Remains : 1429/1429 places, 151085/151085 transitions.
Treatment of property RERS17pb114-PT-4-LTLCardinality-06 finished in 528618 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&X(G(p1))))'
Support contains 4 out of 1429 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Applied a total of 0 rules in 791 ms. Remains 1429 /1429 variables (removed 0) and now considering 151085/151085 (removed 0) transitions.
[2023-03-16 11:00:49] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-16 11:00:49] [INFO ] Invariant cache hit.
[2023-03-16 11:00:57] [INFO ] Implicit Places using invariants in 8638 ms returned []
Implicit Place search using SMT only with invariants took 8639 ms to find 0 implicit places.
[2023-03-16 11:00:57] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-16 11:00:58] [INFO ] Invariant cache hit.
[2023-03-16 11:01:28] [INFO ] Performed 90425/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 11:01:48] [INFO ] Dead Transitions using invariants and state equation in 50388 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 59825 ms. Remains : 1429/1429 places, 151085/151085 transitions.
Stuttering acceptance computed with spot in 153 ms :[(NOT p1), true, (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0))]
Running random walk in product with property : RERS17pb114-PT-4-LTLCardinality-07 automaton TGBA Formula[mat=[[{ cond=p1, acceptance={} source=0 dest: 0}, { cond=(NOT p1), acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={0} source=1 dest: 1}], [{ cond=p0, acceptance={} source=2 dest: 0}, { cond=(NOT p0), acceptance={} source=2 dest: 3}], [{ cond=(AND p0 p1), acceptance={0} source=3 dest: 0}, { cond=(NOT p1), acceptance={0} source=3 dest: 1}, { cond=(AND (NOT p0) p1), acceptance={0} source=3 dest: 3}]], initial=2, aps=[p1:(OR (LEQ 3 s657) (LEQ s984 s1008)), p0:(LEQ 3 s691)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 6 ms.
FORMULA RERS17pb114-PT-4-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb114-PT-4-LTLCardinality-07 finished in 60465 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(p0))'
Support contains 1 out of 1429 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 1074 ms. Remains 1428 /1429 variables (removed 1) and now considering 151084/151085 (removed 1) transitions.
[2023-03-16 11:01:50] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
// Phase 1: matrix 84690 rows 1428 cols
[2023-03-16 11:01:50] [INFO ] Computed 18 place invariants in 258 ms
[2023-03-16 11:01:58] [INFO ] Implicit Places using invariants in 8451 ms returned []
Implicit Place search using SMT only with invariants took 8452 ms to find 0 implicit places.
[2023-03-16 11:01:58] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-16 11:01:58] [INFO ] Invariant cache hit.
[2023-03-16 11:02:28] [INFO ] Performed 96187/151084 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 11:02:47] [INFO ] Dead Transitions using invariants and state equation in 48621 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 58152 ms. Remains : 1428/1429 places, 151084/151085 transitions.
Stuttering acceptance computed with spot in 55 ms :[true, (NOT p0)]
Running random walk in product with property : RERS17pb114-PT-4-LTLCardinality-09 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}]], initial=1, aps=[p0:(GT 2 s1340)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Product exploration timeout after 90110 steps with 0 reset in 10001 ms.
Product exploration timeout after 88690 steps with 0 reset in 10001 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 181 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 60 ms :[true, (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 999 ms. (steps per millisecond=10 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 91 ms. (steps per millisecond=109 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 4164 steps, run timeout after 3003 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 4164 steps, saw 3360 distinct states, run finished after 3003 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 11:03:13] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-16 11:03:13] [INFO ] Invariant cache hit.
[2023-03-16 11:03:13] [INFO ] [Real]Absence check using 18 positive place invariants in 13 ms returned sat
[2023-03-16 11:03:34] [INFO ] After 21407ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 11:03:35] [INFO ] State equation strengthened by 773 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: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)
[2023-03-16 11:03:38] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 11:03:38] [INFO ] After 25233ms 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 1428 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1428/1428 places, 151084/151084 transitions.
Drop transitions removed 512 transitions
Reduce isomorphic transitions removed 512 transitions.
Iterating post reduction 0 with 512 rules applied. Total rules applied 512 place count 1428 transition count 150572
Applied a total of 512 rules in 1837 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/151084 (removed 512) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1842 ms. Remains : 1428/1428 places, 150572/151084 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 871 ms. (steps per millisecond=11 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 91 ms. (steps per millisecond=109 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 3842 steps, run timeout after 3002 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3842 steps, saw 3428 distinct states, run finished after 3002 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 11:03:44] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
// Phase 1: matrix 84689 rows 1428 cols
[2023-03-16 11:03:45] [INFO ] Computed 18 place invariants in 383 ms
[2023-03-16 11:03:45] [INFO ] [Real]Absence check using 18 positive place invariants in 15 ms returned sat
[2023-03-16 11:04:07] [INFO ] After 22204ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 11:04:08] [INFO ] State equation strengthened by 773 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: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)
[2023-03-16 11:04:10] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 11:04:10] [INFO ] After 25026ms 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 1428 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1428/1428 places, 150572/150572 transitions.
Applied a total of 0 rules in 1433 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/150572 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1433 ms. Remains : 1428/1428 places, 150572/150572 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1428/1428 places, 150572/150572 transitions.
Applied a total of 0 rules in 1328 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/150572 (removed 0) transitions.
[2023-03-16 11:04:13] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-16 11:04:13] [INFO ] Invariant cache hit.
[2023-03-16 11:04:21] [INFO ] Implicit Places using invariants in 8623 ms returned []
Implicit Place search using SMT only with invariants took 8624 ms to find 0 implicit places.
[2023-03-16 11:04:21] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-16 11:04:21] [INFO ] Invariant cache hit.
[2023-03-16 11:04:51] [INFO ] Performed 93745/150572 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 11:05:10] [INFO ] Dead Transitions using invariants and state equation in 48722 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58698 ms. Remains : 1428/1428 places, 150572/150572 transitions.
Knowledge obtained : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 164 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 54 ms :[true, (NOT p0)]
Stuttering acceptance computed with spot in 52 ms :[true, (NOT p0)]
Support contains 1 out of 1428 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1428/1428 places, 151084/151084 transitions.
Applied a total of 0 rules in 1014 ms. Remains 1428 /1428 variables (removed 0) and now considering 151084/151084 (removed 0) transitions.
[2023-03-16 11:05:12] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
// Phase 1: matrix 84690 rows 1428 cols
[2023-03-16 11:05:12] [INFO ] Computed 18 place invariants in 326 ms
[2023-03-16 11:05:20] [INFO ] Implicit Places using invariants in 8869 ms returned []
Implicit Place search using SMT only with invariants took 8888 ms to find 0 implicit places.
[2023-03-16 11:05:21] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-16 11:05:21] [INFO ] Invariant cache hit.
[2023-03-16 11:05:51] [INFO ] Performed 89410/151084 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 11:06:11] [INFO ] Dead Transitions using invariants and state equation in 50557 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 60464 ms. Remains : 1428/1428 places, 151084/151084 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 175 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 107 ms :[true, (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 929 ms. (steps per millisecond=10 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 79 ms. (steps per millisecond=126 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 3942 steps, run timeout after 3004 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3942 steps, saw 3188 distinct states, run finished after 3004 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 11:06:17] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-16 11:06:17] [INFO ] Invariant cache hit.
[2023-03-16 11:06:17] [INFO ] [Real]Absence check using 18 positive place invariants in 23 ms returned sat
[2023-03-16 11:06:39] [INFO ] After 21788ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 11:06:40] [INFO ] State equation strengthened by 773 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: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)
[2023-03-16 11:06:42] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 11:06:42] [INFO ] After 25032ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 1428 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1428/1428 places, 151084/151084 transitions.
Drop transitions removed 512 transitions
Reduce isomorphic transitions removed 512 transitions.
Iterating post reduction 0 with 512 rules applied. Total rules applied 512 place count 1428 transition count 150572
Applied a total of 512 rules in 1427 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/151084 (removed 512) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1431 ms. Remains : 1428/1428 places, 150572/151084 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1449 ms. (steps per millisecond=6 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 104 ms. (steps per millisecond=96 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 3405 steps, run timeout after 3008 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3405 steps, saw 3048 distinct states, run finished after 3008 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 11:06:48] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
// Phase 1: matrix 84689 rows 1428 cols
[2023-03-16 11:06:49] [INFO ] Computed 18 place invariants in 364 ms
[2023-03-16 11:06:49] [INFO ] [Real]Absence check using 18 positive place invariants in 15 ms returned sat
[2023-03-16 11:07:10] [INFO ] After 21231ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 11:07:11] [INFO ] State equation strengthened by 773 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: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)
[2023-03-16 11:07:14] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 11:07:14] [INFO ] After 25033ms 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 1428 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1428/1428 places, 150572/150572 transitions.
Applied a total of 0 rules in 1307 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/150572 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1308 ms. Remains : 1428/1428 places, 150572/150572 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1428/1428 places, 150572/150572 transitions.
Applied a total of 0 rules in 1376 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/150572 (removed 0) transitions.
[2023-03-16 11:07:16] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-16 11:07:16] [INFO ] Invariant cache hit.
[2023-03-16 11:07:26] [INFO ] Implicit Places using invariants in 9828 ms returned []
Implicit Place search using SMT only with invariants took 9833 ms to find 0 implicit places.
[2023-03-16 11:07:26] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-16 11:07:26] [INFO ] Invariant cache hit.
[2023-03-16 11:07:56] [INFO ] Performed 90671/150572 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 11:08:16] [INFO ] Dead Transitions using invariants and state equation in 50182 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61408 ms. Remains : 1428/1428 places, 150572/150572 transitions.
Knowledge obtained : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 162 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 46 ms :[true, (NOT p0)]
Stuttering acceptance computed with spot in 52 ms :[true, (NOT p0)]
Stuttering acceptance computed with spot in 55 ms :[true, (NOT p0)]
Product exploration timeout after 89930 steps with 0 reset in 10001 ms.
Product exploration timeout after 98260 steps with 0 reset in 10001 ms.
Support contains 1 out of 1428 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1428/1428 places, 151084/151084 transitions.
Applied a total of 0 rules in 1011 ms. Remains 1428 /1428 variables (removed 0) and now considering 151084/151084 (removed 0) transitions.
[2023-03-16 11:08:38] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
// Phase 1: matrix 84690 rows 1428 cols
[2023-03-16 11:08:39] [INFO ] Computed 18 place invariants in 408 ms
[2023-03-16 11:08:47] [INFO ] Implicit Places using invariants in 8820 ms returned []
Implicit Place search using SMT only with invariants took 8823 ms to find 0 implicit places.
[2023-03-16 11:08:47] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-16 11:08:47] [INFO ] Invariant cache hit.
[2023-03-16 11:09:17] [INFO ] Performed 90991/151084 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 11:09:37] [INFO ] Dead Transitions using invariants and state equation in 49999 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 59836 ms. Remains : 1428/1428 places, 151084/151084 transitions.
Treatment of property RERS17pb114-PT-4-LTLCardinality-09 finished in 475368 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0) U (X(p1)&&F(p2))))'
Support contains 6 out of 1429 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Applied a total of 0 rules in 774 ms. Remains 1429 /1429 variables (removed 0) and now considering 151085/151085 (removed 0) transitions.
[2023-03-16 11:09:45] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
// Phase 1: matrix 84691 rows 1429 cols
[2023-03-16 11:09:45] [INFO ] Computed 18 place invariants in 394 ms
[2023-03-16 11:09:54] [INFO ] Implicit Places using invariants in 9499 ms returned []
Implicit Place search using SMT only with invariants took 9505 ms to find 0 implicit places.
[2023-03-16 11:09:54] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-16 11:09:54] [INFO ] Invariant cache hit.
[2023-03-16 11:10:24] [INFO ] Performed 89312/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 11:10:45] [INFO ] Dead Transitions using invariants and state equation in 50962 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61249 ms. Remains : 1429/1429 places, 151085/151085 transitions.
Stuttering acceptance computed with spot in 240 ms :[(OR (NOT p2) (NOT p1)), (NOT p1), (NOT p2), (NOT p1), true, (NOT p0)]
Running random walk in product with property : RERS17pb114-PT-4-LTLCardinality-10 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(NOT p2), acceptance={} source=0 dest: 2}, { cond=p0, acceptance={} source=0 dest: 3}], [{ cond=(NOT p1), acceptance={} source=1 dest: 4}], [{ cond=(NOT p2), acceptance={0} source=2 dest: 2}], [{ cond=(AND (NOT p2) p0 (NOT p1)), acceptance={0} source=3 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={0} source=3 dest: 3}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=3 dest: 4}, { cond=(AND p0 (NOT p1)), acceptance={0} source=3 dest: 5}], [{ cond=true, acceptance={0} source=4 dest: 4}], [{ cond=(NOT p0), acceptance={} source=5 dest: 4}, { cond=p0, acceptance={} source=5 dest: 5}]], initial=0, aps=[p0:(AND (GT s1406 s210) (LEQ s843 s849)), p2:(LEQ s1422 s319), p1:(LEQ s843 s849)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration timeout after 55170 steps with 27585 reset in 10002 ms.
Product exploration timeout after 58950 steps with 29475 reset in 10001 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) p2 p1), (X p1), (X (NOT (AND (NOT p2) p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p2), (X (NOT (AND p0 (NOT p1)))), true, (X (X (NOT p0))), (X (X (NOT (AND (NOT p2) p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p2)), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p1)
Knowledge based reduction with 12 factoid took 214 ms. Reduced automaton from 6 states, 12 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA RERS17pb114-PT-4-LTLCardinality-10 TRUE TECHNIQUES KNOWLEDGE
Treatment of property RERS17pb114-PT-4-LTLCardinality-10 finished in 82543 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(G((F(p0) U X(p1)))) U p1)))'
Support contains 3 out of 1429 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Applied a total of 0 rules in 1011 ms. Remains 1429 /1429 variables (removed 0) and now considering 151085/151085 (removed 0) transitions.
[2023-03-16 11:11:07] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-16 11:11:07] [INFO ] Invariant cache hit.
[2023-03-16 11:11:16] [INFO ] Implicit Places using invariants in 8517 ms returned []
Implicit Place search using SMT only with invariants took 8518 ms to find 0 implicit places.
[2023-03-16 11:11:16] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-16 11:11:16] [INFO ] Invariant cache hit.
[2023-03-16 11:11:46] [INFO ] Performed 94334/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 11:12:04] [INFO ] Dead Transitions using invariants and state equation in 47995 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 57532 ms. Remains : 1429/1429 places, 151085/151085 transitions.
Stuttering acceptance computed with spot in 248 ms :[(NOT p1), (NOT p1), (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1), false]
Running random walk in product with property : RERS17pb114-PT-4-LTLCardinality-13 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p1), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={} source=1 dest: 3}, { cond=true, acceptance={} source=1 dest: 4}], [{ cond=(NOT p1), acceptance={} source=2 dest: 1}, { cond=(NOT p1), acceptance={0} source=2 dest: 2}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=3 dest: 3}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=3 dest: 5}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=4 dest: 3}, { cond=(NOT p1), acceptance={0} source=4 dest: 4}], [{ cond=(AND p1 (NOT p0)), acceptance={0} source=5 dest: 3}, { cond=(AND p1 (NOT p0)), acceptance={} source=5 dest: 5}]], initial=0, aps=[p1:(LEQ 2 s734), p0:(LEQ s438 s501)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null, null, null, null][true, true, true, true, true, true]]
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 5 ms.
FORMULA RERS17pb114-PT-4-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb114-PT-4-LTLCardinality-13 finished in 58418 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((G(p0) U X(p1)) U (!p1&&X(F(p2)))))'
Support contains 3 out of 1429 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Applied a total of 0 rules in 582 ms. Remains 1429 /1429 variables (removed 0) and now considering 151085/151085 (removed 0) transitions.
[2023-03-16 11:12:05] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-16 11:12:05] [INFO ] Invariant cache hit.
[2023-03-16 11:12:14] [INFO ] Implicit Places using invariants in 8805 ms returned []
Implicit Place search using SMT only with invariants took 8805 ms to find 0 implicit places.
[2023-03-16 11:12:14] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-16 11:12:14] [INFO ] Invariant cache hit.
[2023-03-16 11:12:44] [INFO ] Performed 90635/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 11:13:05] [INFO ] Dead Transitions using invariants and state equation in 50555 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 59948 ms. Remains : 1429/1429 places, 151085/151085 transitions.
Stuttering acceptance computed with spot in 234 ms :[(OR (NOT p2) p1), (NOT p1), (NOT p2), (NOT p1), true, (NOT p0)]
Running random walk in product with property : RERS17pb114-PT-4-LTLCardinality-14 automaton TGBA Formula[mat=[[{ cond=p1, acceptance={0} source=0 dest: 0}, { cond=(AND p1 (NOT p0)), acceptance={0} source=0 dest: 1}, { cond=(NOT p1), acceptance={0} source=0 dest: 2}, { cond=(AND p1 p0), acceptance={0} source=0 dest: 3}], [{ cond=(NOT p1), acceptance={} source=1 dest: 4}], [{ cond=(NOT p2), acceptance={0} source=2 dest: 2}], [{ cond=(AND (NOT p1) p0), acceptance={0} source=3 dest: 3}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=3 dest: 4}, { cond=(AND (NOT p1) p0), acceptance={0} source=3 dest: 5}], [{ cond=true, acceptance={0} source=4 dest: 4}], [{ cond=(NOT p0), acceptance={} source=5 dest: 4}, { cond=p0, acceptance={} source=5 dest: 5}]], initial=0, aps=[p1:(GT 1 s15), p0:(LEQ 3 s1319), p2:(GT 3 s844)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 5 ms.
FORMULA RERS17pb114-PT-4-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb114-PT-4-LTLCardinality-14 finished in 60614 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(F(p0))||G(p1)))'
Support contains 4 out of 1429 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Applied a total of 0 rules in 549 ms. Remains 1429 /1429 variables (removed 0) and now considering 151085/151085 (removed 0) transitions.
[2023-03-16 11:13:06] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-16 11:13:06] [INFO ] Invariant cache hit.
[2023-03-16 11:13:15] [INFO ] Implicit Places using invariants in 8683 ms returned []
Implicit Place search using SMT only with invariants took 8685 ms to find 0 implicit places.
[2023-03-16 11:13:15] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-16 11:13:15] [INFO ] Invariant cache hit.
[2023-03-16 11:13:45] [INFO ] Performed 91686/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 11:14:04] [INFO ] Dead Transitions using invariants and state equation in 49387 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 58625 ms. Remains : 1429/1429 places, 151085/151085 transitions.
Stuttering acceptance computed with spot in 127 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : RERS17pb114-PT-4-LTLCardinality-15 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=(NOT p1), acceptance={} source=1 dest: 0}, { cond=p1, acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=2 dest: 0}, { cond=(AND p1 (NOT p0)), acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(AND (LEQ 3 s1299) (LEQ s959 s1081)), p1:(LEQ 1 s792)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 6 ms.
FORMULA RERS17pb114-PT-4-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb114-PT-4-LTLCardinality-15 finished in 59205 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((G(p1)||(p1&&F(p2)))))))'
Found a Shortening insensitive property : RERS17pb114-PT-4-LTLCardinality-03
Stuttering acceptance computed with spot in 248 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p0), (NOT p1), (AND (NOT p1) (NOT p2))]
Support contains 4 out of 1429 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Applied a total of 0 rules in 1138 ms. Remains 1429 /1429 variables (removed 0) and now considering 151085/151085 (removed 0) transitions.
[2023-03-16 11:14:06] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-16 11:14:06] [INFO ] Invariant cache hit.
[2023-03-16 11:14:15] [INFO ] Implicit Places using invariants in 8999 ms returned []
Implicit Place search using SMT only with invariants took 9004 ms to find 0 implicit places.
[2023-03-16 11:14:15] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-16 11:14:15] [INFO ] Invariant cache hit.
[2023-03-16 11:14:45] [INFO ] Performed 89597/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 11:15:06] [INFO ] Dead Transitions using invariants and state equation in 51276 ms found 0 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 61422 ms. Remains : 1429/1429 places, 151085/151085 transitions.
Running random walk in product with property : RERS17pb114-PT-4-LTLCardinality-03 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=(AND p1 (NOT p2)), acceptance={} source=1 dest: 5}], [{ 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}, { cond=(AND p1 (NOT p2)), acceptance={} source=4 dest: 5}], [{ cond=(AND p1 (NOT p2)), acceptance={} source=5 dest: 5}, { cond=(AND (NOT p1) (NOT p2)), acceptance={0} source=5 dest: 5}]], initial=0, aps=[p0:(GT 3 s185), p1:(GT s6 s1075), p2:(GT 2 s1247)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, cl-invariant], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration timeout after 91130 steps with 0 reset in 10001 ms.
Product exploration timeout after 88440 steps with 0 reset in 10001 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 (NOT p1) p2), (X p1), (X p0), (X (NOT (AND p1 (NOT p2)))), true, (X (X p1)), (X (X p0)), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT (AND p1 (NOT p2)))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 9 factoid took 483 ms. Reduced automaton from 6 states, 12 edges and 3 AP (stutter sensitive) to 4 states, 5 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 165 ms :[false, (AND p2 (NOT p0)), (NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1167 ms. (steps per millisecond=8 ) properties (out of 3) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 110 ms. (steps per millisecond=90 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 107 ms. (steps per millisecond=93 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-16 11:15:30] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-16 11:15:30] [INFO ] Invariant cache hit.
[2023-03-16 11:15:30] [INFO ] [Real]Absence check using 18 positive place invariants in 17 ms returned sat
[2023-03-16 11:15:53] [INFO ] After 22815ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-16 11:15:54] [INFO ] State equation strengthened by 2342 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
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: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.LTLLengthAwareSolver.runSLCLLTLTest(LTLLengthAwareSolver.java:100)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:764)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 11:15:55] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 11:15:55] [INFO ] After 25020ms 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 2 out of 1429 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Drop transitions removed 512 transitions
Reduce isomorphic transitions removed 512 transitions.
Iterating post reduction 0 with 512 rules applied. Total rules applied 512 place count 1429 transition count 150573
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 513 place count 1428 transition count 150572
Applied a total of 513 rules in 2705 ms. Remains 1428 /1429 variables (removed 1) and now considering 150572/151085 (removed 513) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2709 ms. Remains : 1428/1429 places, 150572/151085 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1112 ms. (steps per millisecond=8 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 77 ms. (steps per millisecond=129 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 82 ms. (steps per millisecond=121 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 3541 steps, run timeout after 3001 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3541 steps, saw 3166 distinct states, run finished after 3002 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 11:16:03] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
// Phase 1: matrix 84689 rows 1428 cols
[2023-03-16 11:16:03] [INFO ] Computed 18 place invariants in 331 ms
[2023-03-16 11:16:03] [INFO ] [Real]Absence check using 18 positive place invariants in 17 ms returned sat
[2023-03-16 11:16:25] [INFO ] After 22173ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-16 11:16:26] [INFO ] State equation strengthened by 773 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
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: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.LTLLengthAwareSolver.runSLCLLTLTest(LTLLengthAwareSolver.java:100)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:764)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 11:16:28] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 11:16:28] [INFO ] After 25038ms 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 2 out of 1428 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1428/1428 places, 150572/150572 transitions.
Applied a total of 0 rules in 1283 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/150572 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1285 ms. Remains : 1428/1428 places, 150572/150572 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1428/1428 places, 150572/150572 transitions.
Applied a total of 0 rules in 1195 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/150572 (removed 0) transitions.
[2023-03-16 11:16:31] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-16 11:16:31] [INFO ] Invariant cache hit.
[2023-03-16 11:16:40] [INFO ] Implicit Places using invariants in 9230 ms returned []
Implicit Place search using SMT only with invariants took 9232 ms to find 0 implicit places.
[2023-03-16 11:16:40] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-16 11:16:40] [INFO ] Invariant cache hit.
[2023-03-16 11:17:10] [INFO ] Performed 89894/150572 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 11:17:30] [INFO ] Dead Transitions using invariants and state equation in 50547 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 60993 ms. Remains : 1428/1428 places, 150572/150572 transitions.
Knowledge obtained : [(AND p0 (NOT p1) p2), (X p1), (X p0), (X (NOT (AND p1 (NOT p2)))), true, (X (X p1)), (X (X p0)), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT (AND p1 (NOT p2)))))]
False Knowledge obtained : [(F (NOT (AND p0 (NOT p1) p2)))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 9 factoid took 479 ms. Reduced automaton from 4 states, 5 edges and 3 AP (stutter sensitive) to 4 states, 5 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 163 ms :[false, (AND p2 (NOT p0)), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 178 ms :[false, (AND p2 (NOT p0)), (NOT p0), (NOT p0)]
Support contains 4 out of 1429 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Applied a total of 0 rules in 621 ms. Remains 1429 /1429 variables (removed 0) and now considering 151085/151085 (removed 0) transitions.
[2023-03-16 11:17:32] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
// Phase 1: matrix 84691 rows 1429 cols
[2023-03-16 11:17:33] [INFO ] Computed 18 place invariants in 299 ms
[2023-03-16 11:17:42] [INFO ] Implicit Places using invariants in 9336 ms returned []
Implicit Place search using SMT only with invariants took 9337 ms to find 0 implicit places.
[2023-03-16 11:17:42] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-16 11:17:42] [INFO ] Invariant cache hit.
[2023-03-16 11:18:12] [INFO ] Performed 96235/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 11:18:29] [INFO ] Dead Transitions using invariants and state equation in 47606 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 57568 ms. Remains : 1429/1429 places, 151085/151085 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 (NOT p1) p2), (X p2), true, (X (X p0))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 4 factoid took 171 ms. Reduced automaton from 4 states, 5 edges and 3 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 94 ms :[(NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1245 ms. (steps per millisecond=8 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 99 ms. (steps per millisecond=101 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 3982 steps, run timeout after 3006 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3982 steps, saw 3215 distinct states, run finished after 3006 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 11:18:35] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-16 11:18:35] [INFO ] Invariant cache hit.
[2023-03-16 11:18:36] [INFO ] [Real]Absence check using 18 positive place invariants in 15 ms returned sat
[2023-03-16 11:18:58] [INFO ] After 22321ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 11:19:00] [INFO ] State equation strengthened by 2342 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
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: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.LTLLengthAwareSolver.runSLCLLTLTest(LTLLengthAwareSolver.java:100)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:764)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 11:19:00] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 11:19:00] [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 1429 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Drop transitions removed 512 transitions
Reduce isomorphic transitions removed 512 transitions.
Iterating post reduction 0 with 512 rules applied. Total rules applied 512 place count 1429 transition count 150573
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 513 place count 1428 transition count 150572
Applied a total of 513 rules in 2788 ms. Remains 1428 /1429 variables (removed 1) and now considering 150572/151085 (removed 513) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2794 ms. Remains : 1428/1429 places, 150572/151085 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 870 ms. (steps per millisecond=11 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 68 ms. (steps per millisecond=147 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 3806 steps, run timeout after 3005 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3806 steps, saw 3397 distinct states, run finished after 3007 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 11:19:08] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
// Phase 1: matrix 84689 rows 1428 cols
[2023-03-16 11:19:08] [INFO ] Computed 18 place invariants in 296 ms
[2023-03-16 11:19:08] [INFO ] [Real]Absence check using 18 positive place invariants in 15 ms returned sat
[2023-03-16 11:19:30] [INFO ] After 22171ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 11:19:31] [INFO ] State equation strengthened by 773 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: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.LTLLengthAwareSolver.runSLCLLTLTest(LTLLengthAwareSolver.java:100)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:764)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 11:19:33] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 11:19:33] [INFO ] After 25030ms 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 1428 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1428/1428 places, 150572/150572 transitions.
Applied a total of 0 rules in 1139 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/150572 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1140 ms. Remains : 1428/1428 places, 150572/150572 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1428/1428 places, 150572/150572 transitions.
Applied a total of 0 rules in 1110 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/150572 (removed 0) transitions.
[2023-03-16 11:19:35] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-16 11:19:35] [INFO ] Invariant cache hit.
[2023-03-16 11:19:44] [INFO ] Implicit Places using invariants in 9013 ms returned []
Implicit Place search using SMT only with invariants took 9015 ms to find 0 implicit places.
[2023-03-16 11:19:44] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-16 11:19:44] [INFO ] Invariant cache hit.
[2023-03-16 11:20:14] [INFO ] Performed 92312/150572 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 11:20:34] [INFO ] Dead Transitions using invariants and state equation in 49766 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 59908 ms. Remains : 1428/1428 places, 150572/150572 transitions.
Knowledge obtained : [(AND p0 (NOT p1) p2), (X p2), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 182 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 76 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 74 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 82 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 9120 ms.
Product exploration explored 100000 steps with 0 reset in 8061 ms.
Support contains 1 out of 1429 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 1091 ms. Remains 1428 /1429 variables (removed 1) and now considering 151084/151085 (removed 1) transitions.
[2023-03-16 11:20:53] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
// Phase 1: matrix 84690 rows 1428 cols
[2023-03-16 11:20:53] [INFO ] Computed 18 place invariants in 366 ms
[2023-03-16 11:21:01] [INFO ] Implicit Places using invariants in 8399 ms returned []
Implicit Place search using SMT only with invariants took 8402 ms to find 0 implicit places.
[2023-03-16 11:21:01] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-16 11:21:01] [INFO ] Invariant cache hit.
[2023-03-16 11:21:32] [INFO ] Performed 89222/151084 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 11:21:52] [INFO ] Dead Transitions using invariants and state equation in 50160 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 59659 ms. Remains : 1428/1429 places, 151084/151085 transitions.
Treatment of property RERS17pb114-PT-4-LTLCardinality-03 finished in 472843 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((((p0 U p1)||X(p2)) U X(X(G(p2)))))'
Found a Lengthening insensitive property : RERS17pb114-PT-4-LTLCardinality-05
Stuttering acceptance computed with spot in 262 ms :[(NOT p2), (AND (NOT p1) (NOT p2)), (NOT p2), true, (NOT p2), (AND (NOT p1) (NOT p2)), (NOT p1)]
Support contains 5 out of 1429 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 1193 ms. Remains 1428 /1429 variables (removed 1) and now considering 151084/151085 (removed 1) transitions.
[2023-03-16 11:21:59] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-16 11:21:59] [INFO ] Invariant cache hit.
[2023-03-16 11:22:08] [INFO ] Implicit Places using invariants in 9217 ms returned []
Implicit Place search using SMT only with invariants took 9225 ms to find 0 implicit places.
[2023-03-16 11:22:09] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-16 11:22:09] [INFO ] Invariant cache hit.
[2023-03-16 11:22:39] [INFO ] Performed 91265/151084 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 11:22:59] [INFO ] Dead Transitions using invariants and state equation in 50300 ms found 0 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 60725 ms. Remains : 1428/1429 places, 151084/151085 transitions.
Running random walk in product with property : RERS17pb114-PT-4-LTLCardinality-05 automaton TGBA Formula[mat=[[{ cond=(NOT p2), acceptance={} source=0 dest: 2}], [{ cond=(AND (NOT p1) (NOT p0) (NOT p2)), acceptance={} source=1 dest: 2}, { cond=(AND (NOT p1) p0 (NOT p2)), acceptance={} source=1 dest: 5}], [{ cond=p2, acceptance={} source=2 dest: 2}, { cond=(NOT p2), acceptance={} source=2 dest: 3}], [{ cond=true, acceptance={0} source=3 dest: 3}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=4 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={} source=4 dest: 1}, { cond=p2, acceptance={} source=4 dest: 4}, { cond=(NOT p2), acceptance={0} source=4 dest: 4}], [{ cond=(AND (NOT p1) (NOT p0) p2), acceptance={} source=5 dest: 2}, { cond=(AND (NOT p1) (NOT p0) (NOT p2)), acceptance={} source=5 dest: 3}, { cond=(AND (NOT p1) p0 p2), acceptance={} source=5 dest: 5}, { cond=(AND (NOT p1) p0 (NOT p2)), acceptance={} source=5 dest: 6}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=6 dest: 3}, { cond=(AND (NOT p1) p0), acceptance={0} source=6 dest: 6}]], initial=4, aps=[p2:(LEQ s228 s129), p1:(LEQ 3 s835), p0:(LEQ s1190 s917)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, sl-invariant], stateDesc=[null, null, null, null, null, null, null][false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 33358 reset in 6353 ms.
Product exploration explored 100000 steps with 33316 reset in 5295 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p2 (NOT p1) p0), (X (AND (NOT p1) p0)), (X (NOT (AND (NOT p1) p0 (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p0) (NOT p2)))), (X p2), (X (X p2)), (X (X (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p1) p0 (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p0) p2)))), (X (X (AND (NOT p1) p0 p2)))]
False Knowledge obtained : []
Knowledge based reduction with 13 factoid took 670 ms. Reduced automaton from 7 states, 16 edges and 3 AP (stutter sensitive) to 7 states, 16 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 295 ms :[(NOT p2), (AND (NOT p1) (NOT p2)), (NOT p2), true, (NOT p2), (AND (NOT p1) (NOT p2)), (NOT p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1408 ms. (steps per millisecond=7 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 116 ms. (steps per millisecond=86 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 112 ms. (steps per millisecond=89 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 122 ms. (steps per millisecond=81 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 114 ms. (steps per millisecond=87 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 119 ms. (steps per millisecond=84 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 117 ms. (steps per millisecond=85 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 118 ms. (steps per millisecond=84 ) properties (out of 7) seen :0
Interrupted probabilistic random walk after 7683 steps, run timeout after 6004 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 7683 steps, saw 6266 distinct states, run finished after 6004 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 7 properties.
[2023-03-16 11:23:21] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-16 11:23:21] [INFO ] Invariant cache hit.
[2023-03-16 11:23:22] [INFO ] After 300ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:7
[2023-03-16 11:23:22] [INFO ] [Nat]Absence check using 18 positive place invariants in 15 ms returned sat
[2023-03-16 11:23:47] [INFO ] After 24874ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :7
[2023-03-16 11:23:48] [INFO ] State equation strengthened by 773 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.LTLLengthAwareSolver.runSLCLLTLTest(LTLLengthAwareSolver.java:100)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:764)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 11:23:48] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 11:23:48] [INFO ] After 26385ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:7
Fused 7 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 5 out of 1428 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1428/1428 places, 151084/151084 transitions.
Drop transitions removed 512 transitions
Reduce isomorphic transitions removed 512 transitions.
Iterating post reduction 0 with 512 rules applied. Total rules applied 512 place count 1428 transition count 150572
Applied a total of 512 rules in 2002 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/151084 (removed 512) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2010 ms. Remains : 1428/1428 places, 150572/151084 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1397 ms. (steps per millisecond=7 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 137 ms. (steps per millisecond=73 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 143 ms. (steps per millisecond=69 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 141 ms. (steps per millisecond=70 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 126 ms. (steps per millisecond=79 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 126 ms. (steps per millisecond=79 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 123 ms. (steps per millisecond=81 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 118 ms. (steps per millisecond=84 ) properties (out of 7) seen :0
Interrupted probabilistic random walk after 7012 steps, run timeout after 6005 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 7012 steps, saw 6297 distinct states, run finished after 6008 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 7 properties.
[2023-03-16 11:23:59] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
// Phase 1: matrix 84689 rows 1428 cols
[2023-03-16 11:23:59] [INFO ] Computed 18 place invariants in 353 ms
[2023-03-16 11:24:00] [INFO ] After 312ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:7
[2023-03-16 11:24:00] [INFO ] [Nat]Absence check using 18 positive place invariants in 13 ms returned sat
[2023-03-16 11:24:25] [INFO ] After 24650ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :7
[2023-03-16 11:24:25] [INFO ] State equation strengthened by 773 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.LTLLengthAwareSolver.runSLCLLTLTest(LTLLengthAwareSolver.java:100)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:764)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 11:24:25] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 11:24:25] [INFO ] After 25856ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:7
Fused 7 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 5 out of 1428 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1428/1428 places, 150572/150572 transitions.
Applied a total of 0 rules in 1107 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/150572 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1107 ms. Remains : 1428/1428 places, 150572/150572 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1428/1428 places, 150572/150572 transitions.
Applied a total of 0 rules in 1078 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/150572 (removed 0) transitions.
[2023-03-16 11:24:28] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-16 11:24:28] [INFO ] Invariant cache hit.
[2023-03-16 11:24:36] [INFO ] Implicit Places using invariants in 8653 ms returned []
Implicit Place search using SMT only with invariants took 8660 ms to find 0 implicit places.
[2023-03-16 11:24:36] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-16 11:24:36] [INFO ] Invariant cache hit.
[2023-03-16 11:25:06] [INFO ] Performed 92943/150572 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 11:25:25] [INFO ] Dead Transitions using invariants and state equation in 48843 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58602 ms. Remains : 1428/1428 places, 150572/150572 transitions.
Knowledge obtained : [(AND p2 (NOT p1) p0), (X (AND (NOT p1) p0)), (X (NOT (AND (NOT p1) p0 (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p0) (NOT p2)))), (X p2), (X (X p2)), (X (X (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p1) p0 (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p0) p2)))), (X (X (AND (NOT p1) p0 p2)))]
False Knowledge obtained : []
Knowledge based reduction with 13 factoid took 642 ms. Reduced automaton from 7 states, 16 edges and 3 AP (stutter sensitive) to 7 states, 16 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 280 ms :[(NOT p2), (AND (NOT p1) (NOT p2)), (NOT p2), true, (NOT p2), (AND (NOT p1) (NOT p2)), (NOT p1)]
Stuttering acceptance computed with spot in 271 ms :[(NOT p2), (AND (NOT p1) (NOT p2)), (NOT p2), true, (NOT p2), (AND (NOT p1) (NOT p2)), (NOT p1)]
Support contains 5 out of 1428 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1428/1428 places, 151084/151084 transitions.
Applied a total of 0 rules in 618 ms. Remains 1428 /1428 variables (removed 0) and now considering 151084/151084 (removed 0) transitions.
[2023-03-16 11:25:27] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
// Phase 1: matrix 84690 rows 1428 cols
[2023-03-16 11:25:28] [INFO ] Computed 18 place invariants in 392 ms
[2023-03-16 11:25:37] [INFO ] Implicit Places using invariants in 9288 ms returned []
Implicit Place search using SMT only with invariants took 9295 ms to find 0 implicit places.
[2023-03-16 11:25:37] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-16 11:25:37] [INFO ] Invariant cache hit.
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393216 kB
MemFree: 4905512 kB
After kill :
MemTotal: 16393216 kB
MemFree: 15994752 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="RERS17pb114-PT-4"
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 RERS17pb114-PT-4, 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 r327-tall-167889199200099"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RERS17pb114-PT-4.tgz
mv RERS17pb114-PT-4 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 ;