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.r329-tall-167889201600124.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is RERS17pb114-PT-7, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r329-tall-167889201600124
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 73M
-rw-r--r-- 1 mcc users 6.0K Feb 26 04:41 CTLCardinality.txt
-rw-r--r-- 1 mcc users 59K Feb 26 04:41 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.4K Feb 26 04:37 CTLFireability.txt
-rw-r--r-- 1 mcc users 44K Feb 26 04:37 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 3.4K Feb 25 16:38 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K 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 11K Feb 26 04:53 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 115K Feb 26 04:53 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K Feb 26 04:46 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 90K Feb 26 04:46 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:38 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K 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-7-LTLFireability-00
FORMULA_NAME RERS17pb114-PT-7-LTLFireability-01
FORMULA_NAME RERS17pb114-PT-7-LTLFireability-02
FORMULA_NAME RERS17pb114-PT-7-LTLFireability-03
FORMULA_NAME RERS17pb114-PT-7-LTLFireability-04
FORMULA_NAME RERS17pb114-PT-7-LTLFireability-05
FORMULA_NAME RERS17pb114-PT-7-LTLFireability-06
FORMULA_NAME RERS17pb114-PT-7-LTLFireability-07
FORMULA_NAME RERS17pb114-PT-7-LTLFireability-08
FORMULA_NAME RERS17pb114-PT-7-LTLFireability-09
FORMULA_NAME RERS17pb114-PT-7-LTLFireability-10
FORMULA_NAME RERS17pb114-PT-7-LTLFireability-11
FORMULA_NAME RERS17pb114-PT-7-LTLFireability-12
FORMULA_NAME RERS17pb114-PT-7-LTLFireability-13
FORMULA_NAME RERS17pb114-PT-7-LTLFireability-14
FORMULA_NAME RERS17pb114-PT-7-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1679033644354

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=RERS17pb114-PT-7
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-17 06:14:05] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-17 06:14:06] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-17 06:14:08] [INFO ] Load time of PNML (sax parser for PT used): 1962 ms
[2023-03-17 06:14:08] [INFO ] Transformed 1446 places.
[2023-03-17 06:14:08] [INFO ] Transformed 151085 transitions.
[2023-03-17 06:14:08] [INFO ] Parsed PT model containing 1446 places and 151085 transitions and 604252 arcs in 2520 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 37 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
FORMULA RERS17pb114-PT-7-LTLFireability-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 77 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 1177 ms. Remains 1429 /1446 variables (removed 17) and now considering 151085/151085 (removed 0) transitions.
[2023-03-17 06:14:11] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
// Phase 1: matrix 84691 rows 1429 cols
[2023-03-17 06:14:11] [INFO ] Computed 18 place invariants in 389 ms
[2023-03-17 06:14:19] [INFO ] Implicit Places using invariants in 8776 ms returned []
Implicit Place search using SMT only with invariants took 8805 ms to find 0 implicit places.
[2023-03-17 06:14:19] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 06:14:19] [INFO ] Invariant cache hit.
[2023-03-17 06:14:50] [INFO ] Performed 93107/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 06:15:09] [INFO ] Dead Transitions using invariants and state equation in 49849 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 59853 ms. Remains : 1429/1446 places, 151085/151085 transitions.
Support contains 77 out of 1429 places after structural reductions.
[2023-03-17 06:15:14] [INFO ] Flatten gal took : 3525 ms
[2023-03-17 06:15:17] [INFO ] Flatten gal took : 3258 ms
[2023-03-17 06:15:25] [INFO ] Input system was already deterministic with 151085 transitions.
Support contains 73 out of 1429 places (down from 77) after GAL structural reductions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1323 ms. (steps per millisecond=7 ) properties (out of 34) seen :1
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=33 ) properties (out of 33) 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 33) 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 33) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 33) 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 33) 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 33) 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 33) 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 33) 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 33) 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 33) 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 33) 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 33) 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 33) 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 33) 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 33) 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 33) 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 33) 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 33) 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 33) 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 33) 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 33) 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 33) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 204 ms. (steps per millisecond=4 ) properties (out of 33) 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 33) 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 33) 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 33) 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 33) 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 33) 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 33) 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 33) 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 33) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 33) 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 33) seen :0
Interrupted probabilistic random walk after 11081 steps, run timeout after 6004 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 11081 steps, saw 9100 distinct states, run finished after 6005 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 33 properties.
[2023-03-17 06:15:34] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 06:15:35] [INFO ] Invariant cache hit.
[2023-03-17 06:15:35] [INFO ] [Real]Absence check using 18 positive place invariants in 16 ms returned sat
[2023-03-17 06:16:00] [INFO ] After 23440ms SMT Verify possible using state equation in real domain returned unsat :0 sat :25 real:8
[2023-03-17 06:16:02] [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:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.checkAtomicPropositionsLogic(AtomicReducerSR.java:105)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.strongReductions(AtomicReducerSR.java:44)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.preSolveForLogic(LTLPropertySolver.java:176)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:71)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-17 06:16:02] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 06:16:02] [INFO ] After 27513ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 33 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 70 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 3341 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 3346 ms. Remains : 1428/1429 places, 150572/151085 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 986 ms. (steps per millisecond=10 ) properties (out of 33) seen :4
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 29) 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 29) 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 29) 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 29) 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 29) 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 29) 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 29) 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 29) 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 29) 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 29) 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 29) 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 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=38 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=40 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=38 ) properties (out of 29) 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 29) 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 29) 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 29) 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 29) 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 29) 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 29) 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 29) 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 29) 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 29) 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 29) 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 29) 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 29) 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 29) 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 29) seen :0
Running SMT prover for 29 properties.
[2023-03-17 06:16:07] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
// Phase 1: matrix 84689 rows 1428 cols
[2023-03-17 06:16:08] [INFO ] Computed 18 place invariants in 331 ms
[2023-03-17 06:16:09] [INFO ] [Real]Absence check using 18 positive place invariants in 15 ms returned sat
[2023-03-17 06:16:33] [INFO ] After 23801ms SMT Verify possible using state equation in real domain returned unsat :0 sat :22 real:7
[2023-03-17 06:16:34] [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.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)
[2023-03-17 06:16:34] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 06:16:34] [INFO ] After 26195ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 29 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 62 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 1172 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 1173 ms. Remains : 1428/1428 places, 150572/150572 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 990 ms. (steps per millisecond=10 ) properties (out of 29) 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 29) 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 29) 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 29) 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 29) 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 29) 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 29) 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 29) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=41 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=38 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=40 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=40 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=38 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=40 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=37 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=38 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=35 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=37 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=38 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=35 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=38 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=37 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=40 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=35 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=40 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=38 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=38 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=37 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=38 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=38 ) properties (out of 29) seen :0
Interrupted probabilistic random walk after 5544 steps, run timeout after 3005 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 5544 steps, saw 5117 distinct states, run finished after 3005 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 29 properties.
[2023-03-17 06:16:40] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-17 06:16:40] [INFO ] Invariant cache hit.
[2023-03-17 06:16:41] [INFO ] [Real]Absence check using 18 positive place invariants in 15 ms returned sat
[2023-03-17 06:17:05] [INFO ] After 23775ms SMT Verify possible using state equation in real domain returned unsat :0 sat :29
[2023-03-17 06:17:06] [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.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)
[2023-03-17 06:17:06] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 06:17:06] [INFO ] After 26073ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 29 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 62 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 1276 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 1276 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 1224 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/150572 (removed 0) transitions.
[2023-03-17 06:17:09] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-17 06:17:09] [INFO ] Invariant cache hit.
[2023-03-17 06:17:17] [INFO ] Implicit Places using invariants in 8141 ms returned []
Implicit Place search using SMT only with invariants took 8145 ms to find 0 implicit places.
[2023-03-17 06:17:17] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-17 06:17:17] [INFO ] Invariant cache hit.
[2023-03-17 06:17:47] [INFO ] Performed 89891/150572 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 06:18:08] [INFO ] Dead Transitions using invariants and state equation in 50621 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 60008 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' '!(G((F(p0)&&F(G(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.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 1316 ms. Remains 1428 /1429 variables (removed 1) and now considering 151084/151085 (removed 1) transitions.
[2023-03-17 06:18:10] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
// Phase 1: matrix 84690 rows 1428 cols
[2023-03-17 06:18:10] [INFO ] Computed 18 place invariants in 308 ms
[2023-03-17 06:18:18] [INFO ] Implicit Places using invariants in 8491 ms returned []
Implicit Place search using SMT only with invariants took 8493 ms to find 0 implicit places.
[2023-03-17 06:18:18] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-17 06:18:18] [INFO ] Invariant cache hit.
[2023-03-17 06:18:49] [INFO ] Performed 86919/151084 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 06:19:10] [INFO ] Dead Transitions using invariants and state equation in 52050 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61872 ms. Remains : 1428/1429 places, 151084/151085 transitions.
Stuttering acceptance computed with spot in 292 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : RERS17pb114-PT-7-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=p1, acceptance={} source=2 dest: 2}, { cond=(NOT p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(AND (GEQ s884 1) (GEQ s1336 1)), p1:(AND (GEQ s77 1) (GEQ s401 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 21 ms.
FORMULA RERS17pb114-PT-7-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb114-PT-7-LTLFireability-00 finished in 62730 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(G(p0)) U p1))'
Support contains 6 out of 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 1327 ms. Remains 1428 /1429 variables (removed 1) and now considering 151084/151085 (removed 1) transitions.
[2023-03-17 06:19:13] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-17 06:19:13] [INFO ] Invariant cache hit.
[2023-03-17 06:19:22] [INFO ] Implicit Places using invariants in 9086 ms returned []
Implicit Place search using SMT only with invariants took 9088 ms to find 0 implicit places.
[2023-03-17 06:19:22] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-17 06:19:22] [INFO ] Invariant cache hit.
[2023-03-17 06:19:52] [INFO ] Performed 93634/151084 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 06:20:11] [INFO ] Dead Transitions using invariants and state equation in 49458 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 59879 ms. Remains : 1428/1429 places, 151084/151085 transitions.
Stuttering acceptance computed with spot in 86 ms :[(NOT p1), (NOT p0)]
Running random walk in product with property : RERS17pb114-PT-7-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}, { cond=(NOT p1), acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p1:(AND (GEQ s917 1) (GEQ s1170 1)), p0:(OR (AND (GEQ s1176 1) (GEQ s1290 1)) (AND (GEQ s265 1) (GEQ s1152 1)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 7 ms.
FORMULA RERS17pb114-PT-7-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb114-PT-7-LTLFireability-01 finished in 60438 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F((X(p1)&&p0))&&X(G(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 709 ms. Remains 1429 /1429 variables (removed 0) and now considering 151085/151085 (removed 0) transitions.
[2023-03-17 06:20:12] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
// Phase 1: matrix 84691 rows 1429 cols
[2023-03-17 06:20:13] [INFO ] Computed 18 place invariants in 306 ms
[2023-03-17 06:20:21] [INFO ] Implicit Places using invariants in 8523 ms returned []
Implicit Place search using SMT only with invariants took 8535 ms to find 0 implicit places.
[2023-03-17 06:20:21] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 06:20:21] [INFO ] Invariant cache hit.
[2023-03-17 06:20:51] [INFO ] Performed 84785/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 06:21:14] [INFO ] Dead Transitions using invariants and state equation in 53413 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62675 ms. Remains : 1429/1429 places, 151085/151085 transitions.
Stuttering acceptance computed with spot in 183 ms :[(NOT p2), (OR (NOT p1) (NOT p2)), true, (OR (NOT p1) (NOT p0) (NOT p2)), (OR (NOT p1) (NOT p0) (NOT p2))]
Running random walk in product with property : RERS17pb114-PT-7-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=p2, acceptance={} source=0 dest: 0}, { cond=(NOT p2), acceptance={} source=0 dest: 2}], [{ cond=(AND p2 p1), acceptance={0} source=1 dest: 0}, { cond=(AND p0 p2 (NOT p1)), acceptance={0} source=1 dest: 1}, { cond=(NOT p2), acceptance={0} source=1 dest: 2}, { cond=(AND (NOT p0) p2 (NOT p1)), acceptance={0} source=1 dest: 4}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=p0, acceptance={} source=3 dest: 1}, { cond=(NOT p0), acceptance={} source=3 dest: 4}], [{ cond=(AND p0 p2), acceptance={0} source=4 dest: 1}, { cond=(NOT p2), acceptance={0} source=4 dest: 2}, { cond=(AND (NOT p0) p2), acceptance={0} source=4 dest: 4}]], initial=3, aps=[p2:(AND (GEQ s582 1) (GEQ s875 1)), p1:(AND (GEQ s783 1) (GEQ s1209 1)), p0:(AND (GEQ s143 1) (GEQ s1390 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 6 ms.
FORMULA RERS17pb114-PT-7-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb114-PT-7-LTLFireability-02 finished in 63387 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)||G(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.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 1083 ms. Remains 1428 /1429 variables (removed 1) and now considering 151084/151085 (removed 1) transitions.
[2023-03-17 06:21:16] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
// Phase 1: matrix 84690 rows 1428 cols
[2023-03-17 06:21:16] [INFO ] Computed 18 place invariants in 284 ms
[2023-03-17 06:21:24] [INFO ] Implicit Places using invariants in 8257 ms returned []
Implicit Place search using SMT only with invariants took 8269 ms to find 0 implicit places.
[2023-03-17 06:21:24] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-17 06:21:24] [INFO ] Invariant cache hit.
[2023-03-17 06:21:55] [INFO ] Performed 85794/151084 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 06:22:18] [INFO ] Dead Transitions using invariants and state equation in 53666 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 63032 ms. Remains : 1428/1429 places, 151084/151085 transitions.
Stuttering acceptance computed with spot in 69 ms :[(NOT p0), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : RERS17pb114-PT-7-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=1 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=1 dest: 1}]], initial=1, aps=[p0:(AND (GEQ s22 1) (GEQ s161 1)), p1:(OR (LT s71 1) (LT s898 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 1 reset in 8831 ms.
Product exploration explored 100000 steps with 1 reset in 8881 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND (NOT p0) p1)), (X (NOT p0)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND (NOT p0) p1))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 273 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 63 ms :[(NOT p0), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 831 ms. (steps per millisecond=12 ) properties (out of 3) 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 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 177 ms. (steps per millisecond=56 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 77 ms. (steps per millisecond=129 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 6121 steps, run timeout after 3001 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 6121 steps, saw 5240 distinct states, run finished after 3001 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-17 06:22:42] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-17 06:22:42] [INFO ] Invariant cache hit.
[2023-03-17 06:22:42] [INFO ] [Real]Absence check using 18 positive place invariants in 14 ms returned sat
[2023-03-17 06:23:04] [INFO ] After 21775ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:2
[2023-03-17 06:23:04] [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.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)
[2023-03-17 06:23:07] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 06:23:07] [INFO ] After 25016ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 3 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, 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 1371 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 1375 ms. Remains : 1428/1428 places, 150572/151084 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 686 ms. (steps per millisecond=14 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 69 ms. (steps per millisecond=144 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 73 ms. (steps per millisecond=137 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 78 ms. (steps per millisecond=128 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 6105 steps, run timeout after 3004 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 6105 steps, saw 5610 distinct states, run finished after 3004 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-17 06:23:13] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
// Phase 1: matrix 84689 rows 1428 cols
[2023-03-17 06:23:13] [INFO ] Computed 18 place invariants in 268 ms
[2023-03-17 06:23:13] [INFO ] [Real]Absence check using 18 positive place invariants in 16 ms returned sat
[2023-03-17 06:23:35] [INFO ] After 22037ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:2
[2023-03-17 06:23:36] [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)
[2023-03-17 06:23:38] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 06:23:38] [INFO ] After 25020ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 3 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 1120 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 1120 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 1115 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/150572 (removed 0) transitions.
[2023-03-17 06:23:40] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-17 06:23:40] [INFO ] Invariant cache hit.
[2023-03-17 06:23:48] [INFO ] Implicit Places using invariants in 8070 ms returned []
Implicit Place search using SMT only with invariants took 8070 ms to find 0 implicit places.
[2023-03-17 06:23:48] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-17 06:23:48] [INFO ] Invariant cache hit.
[2023-03-17 06:24:18] [INFO ] Performed 90399/150572 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 06:24:38] [INFO ] Dead Transitions using invariants and state equation in 50196 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 59393 ms. Remains : 1428/1428 places, 150572/150572 transitions.
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND (NOT p0) p1)), (X (NOT p0)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND (NOT p0) p1))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 307 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 73 ms :[(NOT p0), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 75 ms :[(NOT p0), (AND (NOT p0) (NOT p1))]
Support contains 4 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 996 ms. Remains 1428 /1428 variables (removed 0) and now considering 151084/151084 (removed 0) transitions.
[2023-03-17 06:24:40] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
// Phase 1: matrix 84690 rows 1428 cols
[2023-03-17 06:24:41] [INFO ] Computed 18 place invariants in 361 ms
[2023-03-17 06:24:49] [INFO ] Implicit Places using invariants in 9004 ms returned []
Implicit Place search using SMT only with invariants took 9016 ms to find 0 implicit places.
[2023-03-17 06:24:49] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-17 06:24:49] [INFO ] Invariant cache hit.
[2023-03-17 06:25:19] [INFO ] Performed 89611/151084 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 06:25:41] [INFO ] Dead Transitions using invariants and state equation in 51561 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61582 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 : [(AND (NOT p0) p1), (X (NOT (AND (NOT p1) (NOT p0)))), (X (AND p1 (NOT p0))), (X (NOT p0)), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (AND p1 (NOT p0)))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 369 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 73 ms :[(NOT p0), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 750 ms. (steps per millisecond=13 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 78 ms. (steps per millisecond=128 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 76 ms. (steps per millisecond=131 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 6067 steps, run timeout after 3005 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 6067 steps, saw 5198 distinct states, run finished after 3007 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-17 06:25:47] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-17 06:25:47] [INFO ] Invariant cache hit.
[2023-03-17 06:25:47] [INFO ] [Real]Absence check using 18 positive place invariants in 15 ms returned sat
[2023-03-17 06:26:07] [INFO ] After 20707ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:2
[2023-03-17 06:26:08] [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: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)
[2023-03-17 06:26:12] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 06:26:12] [INFO ] After 25032ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 3 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, 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 1609 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 1616 ms. Remains : 1428/1428 places, 150572/151084 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1086 ms. (steps per millisecond=9 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 113 ms. (steps per millisecond=88 ) properties (out of 3) 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 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 111 ms. (steps per millisecond=90 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 5055 steps, run timeout after 3008 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 5055 steps, saw 4679 distinct states, run finished after 3008 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-17 06:26:18] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
// Phase 1: matrix 84689 rows 1428 cols
[2023-03-17 06:26:18] [INFO ] Computed 18 place invariants in 301 ms
[2023-03-17 06:26:19] [INFO ] [Real]Absence check using 18 positive place invariants in 15 ms returned sat
[2023-03-17 06:26:41] [INFO ] After 21913ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:2
[2023-03-17 06:26:41] [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: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)
[2023-03-17 06:26:43] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 06:26:43] [INFO ] After 25038ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 3 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 1247 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 1248 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 1225 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/150572 (removed 0) transitions.
[2023-03-17 06:26:46] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-17 06:26:46] [INFO ] Invariant cache hit.
[2023-03-17 06:26:55] [INFO ] Implicit Places using invariants in 8693 ms returned []
Implicit Place search using SMT only with invariants took 8708 ms to find 0 implicit places.
[2023-03-17 06:26:55] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-17 06:26:55] [INFO ] Invariant cache hit.
[2023-03-17 06:27:25] [INFO ] Performed 87891/150572 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 06:27:46] [INFO ] Dead Transitions using invariants and state equation in 51580 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61527 ms. Remains : 1428/1428 places, 150572/150572 transitions.
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND (NOT p1) (NOT p0)))), (X (AND p1 (NOT p0))), (X (NOT p0)), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (AND p1 (NOT p0)))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 268 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 83 ms :[(NOT p0), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 78 ms :[(NOT p0), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 80 ms :[(NOT p0), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 1 reset in 8924 ms.
Product exploration explored 100000 steps with 0 reset in 8957 ms.
Support contains 4 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 1270 ms. Remains 1428 /1428 variables (removed 0) and now considering 151084/151084 (removed 0) transitions.
[2023-03-17 06:28:06] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
// Phase 1: matrix 84690 rows 1428 cols
[2023-03-17 06:28:07] [INFO ] Computed 18 place invariants in 264 ms
[2023-03-17 06:28:15] [INFO ] Implicit Places using invariants in 8349 ms returned []
Implicit Place search using SMT only with invariants took 8351 ms to find 0 implicit places.
[2023-03-17 06:28:15] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-17 06:28:15] [INFO ] Invariant cache hit.
[2023-03-17 06:28:45] [INFO ] Performed 87526/151084 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 06:29:07] [INFO ] Dead Transitions using invariants and state equation in 52151 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61783 ms. Remains : 1428/1428 places, 151084/151084 transitions.
Treatment of property RERS17pb114-PT-7-LTLFireability-03 finished in 478275 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 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 570 ms. Remains 1429 /1429 variables (removed 0) and now considering 151085/151085 (removed 0) transitions.
[2023-03-17 06:29:14] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
// Phase 1: matrix 84691 rows 1429 cols
[2023-03-17 06:29:14] [INFO ] Computed 18 place invariants in 332 ms
[2023-03-17 06:29:23] [INFO ] Implicit Places using invariants in 8909 ms returned []
Implicit Place search using SMT only with invariants took 8910 ms to find 0 implicit places.
[2023-03-17 06:29:23] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 06:29:23] [INFO ] Invariant cache hit.
[2023-03-17 06:29:53] [INFO ] Performed 87510/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 06:30:14] [INFO ] Dead Transitions using invariants and state equation in 51633 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61142 ms. Remains : 1429/1429 places, 151085/151085 transitions.
Stuttering acceptance computed with spot in 87 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : RERS17pb114-PT-7-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(AND (GEQ s793 1) (GEQ s835 1) (GEQ s830 1) (GEQ s1107 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 6 ms.
FORMULA RERS17pb114-PT-7-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb114-PT-7-LTLFireability-04 finished in 61687 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((!p0 U !(!G(F(p1)) U ((G(p1)||p2) U p3))))'
Support contains 8 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 1627 ms. Remains 1428 /1429 variables (removed 1) and now considering 151084/151085 (removed 1) transitions.
[2023-03-17 06:30:17] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
// Phase 1: matrix 84690 rows 1428 cols
[2023-03-17 06:30:17] [INFO ] Computed 18 place invariants in 266 ms
[2023-03-17 06:30:26] [INFO ] Implicit Places using invariants in 8852 ms returned []
Implicit Place search using SMT only with invariants took 8853 ms to find 0 implicit places.
[2023-03-17 06:30:26] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-17 06:30:26] [INFO ] Invariant cache hit.
[2023-03-17 06:30:56] [INFO ] Performed 88870/151084 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 06:31:16] [INFO ] Dead Transitions using invariants and state equation in 50506 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61003 ms. Remains : 1428/1429 places, 151084/151085 transitions.
Stuttering acceptance computed with spot in 506 ms :[p3, true, p3, (AND (NOT p1) p3), (AND (NOT p1) p3), (AND (NOT p1) p3), (AND p3 (NOT p1)), p3, (AND p1 p3), (AND p1 p3), (NOT p1), (NOT p1), p1]
Running random walk in product with property : RERS17pb114-PT-7-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=(AND p3 (NOT p0)), acceptance={0} source=0 dest: 0}, { cond=(AND p3 p0), acceptance={} source=0 dest: 1}, { cond=(AND p2 (NOT p3) p0), acceptance={} source=0 dest: 2}, { cond=(AND (NOT p3) (NOT p0)), acceptance={} source=0 dest: 4}, { cond=(AND (NOT p3) p0), acceptance={} source=0 dest: 6}, { cond=(AND p2 (NOT p3) (NOT p0)), acceptance={} source=0 dest: 7}, { cond=(AND p1 (NOT p2) (NOT p3) (NOT p0)), acceptance={} source=0 dest: 8}, { cond=(AND p1 (NOT p2) (NOT p3) p0), acceptance={} source=0 dest: 9}], [{ cond=true, acceptance={0} source=1 dest: 1}], [{ cond=p3, acceptance={} source=2 dest: 1}, { cond=(AND p2 (NOT p3)), acceptance={} source=2 dest: 2}, { cond=(AND p1 (NOT p2) (NOT p3)), acceptance={} source=2 dest: 9}], [{ cond=(AND (NOT p1) (NOT p3) (NOT p0)), acceptance={} source=3 dest: 3}, { cond=(AND (NOT p1) p3 (NOT p0)), acceptance={0} source=3 dest: 3}, { cond=(AND (NOT p1) (NOT p3) p0), acceptance={} source=3 dest: 5}, { cond=(AND (NOT p1) p3 p0), acceptance={} source=3 dest: 10}], [{ cond=(AND (NOT p1) p3 (NOT p0)), acceptance={} source=4 dest: 3}, { cond=(NOT p0), acceptance={} source=4 dest: 4}, { cond=(AND (NOT p3) p0), acceptance={} source=4 dest: 6}, { cond=(AND (NOT p1) p3 p0), acceptance={} source=4 dest: 10}, { cond=(AND p3 p0), acceptance={} source=4 dest: 11}], [{ cond=(AND (NOT p1) (NOT p3)), acceptance={} source=5 dest: 5}, { cond=(AND (NOT p1) p3), acceptance={} source=5 dest: 10}], [{ cond=(NOT p3), acceptance={} source=6 dest: 6}, { cond=(AND (NOT p1) p3), acceptance={} source=6 dest: 10}, { cond=p3, acceptance={} source=6 dest: 11}], [{ cond=(AND p3 (NOT p0)), acceptance={0} source=7 dest: 0}, { cond=(AND p3 p0), acceptance={} source=7 dest: 1}, { cond=(AND p2 (NOT p3) p0), acceptance={} source=7 dest: 2}, { cond=(AND p2 (NOT p3) (NOT p0)), acceptance={} source=7 dest: 7}, { cond=(AND p1 (NOT p2) (NOT p3) (NOT p0)), acceptance={} source=7 dest: 8}, { cond=(AND p1 (NOT p2) (NOT p3) p0), acceptance={} source=7 dest: 9}], [{ cond=(AND p1 (NOT p3) (NOT p0)), acceptance={} source=8 dest: 8}, { cond=(AND p1 p3 (NOT p0)), acceptance={0} source=8 dest: 8}, { cond=(AND p1 (NOT p3) p0), acceptance={} source=8 dest: 9}, { cond=(AND p1 p3 p0), acceptance={} source=8 dest: 12}], [{ cond=(AND p1 (NOT p3)), acceptance={} source=9 dest: 9}, { cond=(AND p1 p3), acceptance={} source=9 dest: 12}], [{ cond=(NOT p1), acceptance={0} source=10 dest: 10}], [{ cond=(NOT p1), acceptance={} source=11 dest: 10}, { cond=true, acceptance={} source=11 dest: 11}], [{ cond=p1, acceptance={0} source=12 dest: 12}]], initial=0, aps=[p3:(AND (GEQ s316 1) (GEQ s1147 1)), p0:(AND (GEQ s734 1) (GEQ s861 1)), p2:(AND (GEQ s258 1) (GEQ s320 1)), p1:(AND (GEQ s398 1) (GEQ s1092 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null, null, null, null, null, null, null, null, null, null, null][true, true, true, true, true, true, true, true, true, true, true, true, true]]
Product exploration timeout after 91980 steps with 0 reset in 10001 ms.
Product exploration timeout after 96190 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 : [(AND (NOT p3) (NOT p0) (NOT p2) (NOT p1)), (X (NOT p3)), (X (NOT (AND p1 (NOT p3) (NOT p0)))), (X (NOT (AND p3 (NOT p0)))), (X (NOT (AND p1 (NOT p2) (NOT p3) (NOT p0)))), (X (NOT (AND (NOT p1) p3 (NOT p0)))), (X (NOT p0)), (X (NOT (AND p1 (NOT p3)))), (X (AND (NOT p3) (NOT p0))), (X (NOT (AND p1 (NOT p2) (NOT p3)))), (X (NOT (AND p2 (NOT p3) p0))), (X (NOT (AND p1 p3))), (X (NOT (AND p2 (NOT p3)))), (X (NOT (AND (NOT p3) p0))), (X (NOT (AND (NOT p1) p3))), (X (NOT (AND p1 p3 p0))), (X (NOT (AND p1 (NOT p2) (NOT p3) p0))), (X (NOT (AND p1 p3 (NOT p0)))), (X (NOT (AND p3 p0))), (X (NOT (AND p1 (NOT p3) p0))), (X (NOT (AND p2 (NOT p3) (NOT p0)))), (X (NOT (AND (NOT p1) p3 p0))), (X (X (NOT p3))), (X (X (NOT p1))), (X (X (NOT (AND p3 (NOT p0))))), (X (X (NOT (AND (NOT p1) p3 (NOT p0))))), (X (X (NOT (AND p1 (NOT p3))))), true, (X (X (NOT (AND p2 (NOT p3))))), (X (X (NOT (AND (NOT p1) p3)))), (X (X (NOT (AND p1 (NOT p2) (NOT p3) p0)))), (X (X (NOT (AND p3 p0)))), (X (X (NOT (AND p1 (NOT p3) p0)))), (X (X (NOT (AND p2 (NOT p3) (NOT p0))))), (X (X (NOT (AND (NOT p1) p3 p0)))), (X (X (AND (NOT p1) (NOT p3) (NOT p0)))), (X (X (NOT (AND p1 (NOT p3) (NOT p0))))), (X (X (NOT (AND p1 (NOT p2) (NOT p3) (NOT p0))))), (X (X (NOT p0))), (X (X (AND (NOT p3) (NOT p0)))), (X (X (NOT (AND p1 (NOT p2) (NOT p3))))), (X (X (NOT (AND p2 (NOT p3) p0)))), (X (X (NOT (AND p1 p3)))), (X (X (NOT (AND (NOT p3) p0)))), (X (X (NOT (AND p1 p3 p0)))), (X (X (NOT (AND p1 p3 (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p3) p0))))]
False Knowledge obtained : []
Knowledge based reduction with 47 factoid took 2577 ms. Reduced automaton from 13 states, 42 edges and 4 AP (stutter insensitive) to 7 states, 18 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 256 ms :[(AND (NOT p1) p3), (AND (NOT p1) p3), (AND (NOT p1) p3), (AND (NOT p1) p3), (AND p3 (NOT p1)), (NOT p1), (NOT p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1106 ms. (steps per millisecond=9 ) properties (out of 11) 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 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 111 ms. (steps per millisecond=90 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 75 ms. (steps per millisecond=133 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 75 ms. (steps per millisecond=133 ) properties (out of 11) 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 11) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 107 ms. (steps per millisecond=93 ) properties (out of 11) 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 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 73 ms. (steps per millisecond=137 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 76 ms. (steps per millisecond=131 ) properties (out of 11) 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 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 74 ms. (steps per millisecond=135 ) properties (out of 11) seen :0
Interrupted probabilistic random walk after 12334 steps, run timeout after 6001 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 12334 steps, saw 10228 distinct states, run finished after 6003 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 11 properties.
[2023-03-17 06:31:50] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-17 06:31:50] [INFO ] Invariant cache hit.
[2023-03-17 06:31:50] [INFO ] [Real]Absence check using 18 positive place invariants in 15 ms returned sat
[2023-03-17 06:31:50] [INFO ] After 456ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:11
[2023-03-17 06:31:50] [INFO ] [Nat]Absence check using 18 positive place invariants in 22 ms returned sat
[2023-03-17 06:32:15] [INFO ] After 24423ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :11
[2023-03-17 06:32:16] [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)
[2023-03-17 06:32:16] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 06:32:16] [INFO ] After 25782ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:11
Fused 11 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 6 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 1322 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 1325 ms. Remains : 1428/1428 places, 150572/151084 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1015 ms. (steps per millisecond=9 ) properties (out of 11) 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 11) 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 11) 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 11) 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 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 78 ms. (steps per millisecond=128 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 169 ms. (steps per millisecond=59 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 208 ms. (steps per millisecond=48 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 135 ms. (steps per millisecond=74 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 173 ms. (steps per millisecond=57 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 123 ms. (steps per millisecond=81 ) properties (out of 11) 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 11) seen :0
Interrupted probabilistic random walk after 9248 steps, run timeout after 6002 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 9248 steps, saw 8346 distinct states, run finished after 6002 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 11 properties.
[2023-03-17 06:32:26] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
// Phase 1: matrix 84689 rows 1428 cols
[2023-03-17 06:32:26] [INFO ] Computed 18 place invariants in 266 ms
[2023-03-17 06:32:27] [INFO ] [Real]Absence check using 18 positive place invariants in 16 ms returned sat
[2023-03-17 06:32:27] [INFO ] After 477ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:11
[2023-03-17 06:32:27] [INFO ] [Nat]Absence check using 18 positive place invariants in 20 ms returned sat
[2023-03-17 06:32:52] [INFO ] After 24645ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :11
[2023-03-17 06:32:52] [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)
[2023-03-17 06:32:52] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 06:32:52] [INFO ] After 25862ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:11
Fused 11 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 6 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 1078 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 1078 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 1079 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/150572 (removed 0) transitions.
[2023-03-17 06:32:55] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-17 06:32:55] [INFO ] Invariant cache hit.
[2023-03-17 06:33:03] [INFO ] Implicit Places using invariants in 7935 ms returned []
Implicit Place search using SMT only with invariants took 7956 ms to find 0 implicit places.
[2023-03-17 06:33:03] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-17 06:33:03] [INFO ] Invariant cache hit.
[2023-03-17 06:33:33] [INFO ] Performed 85211/150572 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 06:33:56] [INFO ] Dead Transitions using invariants and state equation in 52969 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 62018 ms. Remains : 1428/1428 places, 150572/150572 transitions.
Knowledge obtained : [(AND (NOT p3) (NOT p0) (NOT p2) (NOT p1)), (X (NOT p3)), (X (NOT (AND p1 (NOT p3) (NOT p0)))), (X (NOT (AND p3 (NOT p0)))), (X (NOT (AND p1 (NOT p2) (NOT p3) (NOT p0)))), (X (NOT (AND (NOT p1) p3 (NOT p0)))), (X (NOT p0)), (X (NOT (AND p1 (NOT p3)))), (X (AND (NOT p3) (NOT p0))), (X (NOT (AND p1 (NOT p2) (NOT p3)))), (X (NOT (AND p2 (NOT p3) p0))), (X (NOT (AND p1 p3))), (X (NOT (AND p2 (NOT p3)))), (X (NOT (AND (NOT p3) p0))), (X (NOT (AND (NOT p1) p3))), (X (NOT (AND p1 p3 p0))), (X (NOT (AND p1 (NOT p2) (NOT p3) p0))), (X (NOT (AND p1 p3 (NOT p0)))), (X (NOT (AND p3 p0))), (X (NOT (AND p1 (NOT p3) p0))), (X (NOT (AND p2 (NOT p3) (NOT p0)))), (X (NOT (AND (NOT p1) p3 p0))), (X (X (NOT p3))), (X (X (NOT p1))), (X (X (NOT (AND p3 (NOT p0))))), (X (X (NOT (AND (NOT p1) p3 (NOT p0))))), (X (X (NOT (AND p1 (NOT p3))))), true, (X (X (NOT (AND p2 (NOT p3))))), (X (X (NOT (AND (NOT p1) p3)))), (X (X (NOT (AND p1 (NOT p2) (NOT p3) p0)))), (X (X (NOT (AND p3 p0)))), (X (X (NOT (AND p1 (NOT p3) p0)))), (X (X (NOT (AND p2 (NOT p3) (NOT p0))))), (X (X (NOT (AND (NOT p1) p3 p0)))), (X (X (AND (NOT p1) (NOT p3) (NOT p0)))), (X (X (NOT (AND p1 (NOT p3) (NOT p0))))), (X (X (NOT (AND p1 (NOT p2) (NOT p3) (NOT p0))))), (X (X (NOT p0))), (X (X (AND (NOT p3) (NOT p0)))), (X (X (NOT (AND p1 (NOT p2) (NOT p3))))), (X (X (NOT (AND p2 (NOT p3) p0)))), (X (X (NOT (AND p1 p3)))), (X (X (NOT (AND (NOT p3) p0)))), (X (X (NOT (AND p1 p3 p0)))), (X (X (NOT (AND p1 p3 (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p3) p0))))]
False Knowledge obtained : []
Knowledge based reduction with 47 factoid took 2143 ms. Reduced automaton from 7 states, 18 edges and 3 AP (stutter sensitive) to 7 states, 18 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 242 ms :[(AND (NOT p1) p3), (AND (NOT p1) p3), (AND (NOT p1) p3), (AND (NOT p1) p3), (AND p3 (NOT p1)), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 239 ms :[(AND (NOT p1) p3), (AND (NOT p1) p3), (AND (NOT p1) p3), (AND (NOT p1) p3), (AND p3 (NOT p1)), (NOT p1), (NOT p1)]
Support contains 6 out of 1428 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 1428/1428 places, 151084/151084 transitions.
Applied a total of 0 rules in 555 ms. Remains 1428 /1428 variables (removed 0) and now considering 151084/151084 (removed 0) transitions.
[2023-03-17 06:33:59] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
// Phase 1: matrix 84690 rows 1428 cols
[2023-03-17 06:33:59] [INFO ] Computed 18 place invariants in 268 ms
[2023-03-17 06:34:07] [INFO ] Implicit Places using invariants in 8189 ms returned []
Implicit Place search using SMT only with invariants took 8190 ms to find 0 implicit places.
[2023-03-17 06:34:07] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-17 06:34:07] [INFO ] Invariant cache hit.
[2023-03-17 06:34:38] [INFO ] Performed 86514/151084 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 06:35:00] [INFO ] Dead Transitions using invariants and state equation in 53164 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61914 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 : [(AND (NOT p0) (NOT p1) (NOT p3)), (X (NOT (AND p0 (NOT p1) p3))), (X (NOT (AND (NOT p0) (NOT p1) p3))), (X (NOT (AND p0 p3))), (X (NOT p0)), (X (NOT (AND p0 (NOT p3)))), (X (X (NOT (AND p0 (NOT p1) p3)))), true, (X (X (NOT (AND (NOT p1) p3)))), (X (X (NOT p1))), (X (X (NOT (AND p0 (NOT p1) (NOT p3))))), (X (X (NOT p3))), (X (X (NOT (AND (NOT p0) (NOT p1) p3)))), (X (X (NOT (AND p0 p3)))), (X (X (AND (NOT p0) (NOT p1) (NOT p3)))), (X (X (NOT p0))), (X (X (NOT (AND p0 (NOT p3)))))]
False Knowledge obtained : []
Knowledge based reduction with 17 factoid took 835 ms. Reduced automaton from 7 states, 18 edges and 3 AP (stutter sensitive) to 7 states, 18 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 237 ms :[(AND (NOT p1) p3), (AND (NOT p1) p3), (AND (NOT p1) p3), (AND (NOT p1) p3), (AND p3 (NOT p1)), (NOT p1), (NOT p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1107 ms. (steps per millisecond=9 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 76 ms. (steps per millisecond=131 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 71 ms. (steps per millisecond=140 ) properties (out of 11) 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 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 74 ms. (steps per millisecond=135 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 72 ms. (steps per millisecond=138 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 75 ms. (steps per millisecond=133 ) properties (out of 11) 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 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 216 ms. (steps per millisecond=46 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 140 ms. (steps per millisecond=71 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 75 ms. (steps per millisecond=133 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 74 ms. (steps per millisecond=135 ) properties (out of 11) seen :0
Interrupted probabilistic random walk after 10188 steps, run timeout after 6002 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 10188 steps, saw 8367 distinct states, run finished after 6003 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 11 properties.
[2023-03-17 06:35:11] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-17 06:35:11] [INFO ] Invariant cache hit.
[2023-03-17 06:35:11] [INFO ] [Real]Absence check using 18 positive place invariants in 15 ms returned sat
[2023-03-17 06:35:33] [INFO ] After 21386ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:10
[2023-03-17 06:35:33] [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: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)
[2023-03-17 06:35:36] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 06:35:36] [INFO ] After 25018ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 11 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 6 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 1313 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 1316 ms. Remains : 1428/1428 places, 150572/151084 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1095 ms. (steps per millisecond=9 ) properties (out of 11) 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 11) 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 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 75 ms. (steps per millisecond=133 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 76 ms. (steps per millisecond=131 ) properties (out of 11) 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 11) 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 11) 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 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 74 ms. (steps per millisecond=135 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 156 ms. (steps per millisecond=64 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 75 ms. (steps per millisecond=133 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 73 ms. (steps per millisecond=137 ) properties (out of 11) seen :0
Interrupted probabilistic random walk after 9431 steps, run timeout after 6003 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 9431 steps, saw 8504 distinct states, run finished after 6003 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 11 properties.
[2023-03-17 06:35:46] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
// Phase 1: matrix 84689 rows 1428 cols
[2023-03-17 06:35:46] [INFO ] Computed 18 place invariants in 266 ms
[2023-03-17 06:35:47] [INFO ] [Real]Absence check using 18 positive place invariants in 32 ms returned sat
[2023-03-17 06:36:08] [INFO ] After 21611ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:10
[2023-03-17 06:36:09] [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)
[2023-03-17 06:36:11] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 06:36:11] [INFO ] After 25017ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 11 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 6 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 1069 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 1069 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 1153 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/150572 (removed 0) transitions.
[2023-03-17 06:36:13] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-17 06:36:13] [INFO ] Invariant cache hit.
[2023-03-17 06:36:21] [INFO ] Implicit Places using invariants in 7569 ms returned []
Implicit Place search using SMT only with invariants took 7570 ms to find 0 implicit places.
[2023-03-17 06:36:21] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-17 06:36:21] [INFO ] Invariant cache hit.
[2023-03-17 06:36:51] [INFO ] Performed 86436/150572 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 06:37:14] [INFO ] Dead Transitions using invariants and state equation in 52822 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61566 ms. Remains : 1428/1428 places, 150572/150572 transitions.
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p3)), (X (NOT (AND p0 (NOT p1) p3))), (X (NOT (AND (NOT p0) (NOT p1) p3))), (X (NOT (AND p0 p3))), (X (NOT p0)), (X (NOT (AND p0 (NOT p3)))), (X (X (NOT (AND p0 (NOT p1) p3)))), true, (X (X (NOT (AND (NOT p1) p3)))), (X (X (NOT p1))), (X (X (NOT (AND p0 (NOT p1) (NOT p3))))), (X (X (NOT p3))), (X (X (NOT (AND (NOT p0) (NOT p1) p3)))), (X (X (NOT (AND p0 p3)))), (X (X (AND (NOT p0) (NOT p1) (NOT p3)))), (X (X (NOT p0))), (X (X (NOT (AND p0 (NOT p3)))))]
False Knowledge obtained : []
Knowledge based reduction with 17 factoid took 714 ms. Reduced automaton from 7 states, 18 edges and 3 AP (stutter sensitive) to 7 states, 18 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 235 ms :[(AND (NOT p1) p3), (AND (NOT p1) p3), (AND (NOT p1) p3), (AND (NOT p1) p3), (AND p3 (NOT p1)), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 217 ms :[(AND (NOT p1) p3), (AND (NOT p1) p3), (AND (NOT p1) p3), (AND (NOT p1) p3), (AND p3 (NOT p1)), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 216 ms :[(AND (NOT p1) p3), (AND (NOT p1) p3), (AND (NOT p1) p3), (AND (NOT p1) p3), (AND p3 (NOT p1)), (NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 0 reset in 8250 ms.
Product exploration explored 100000 steps with 0 reset in 8417 ms.
Applying partial POR strategy [false, true, true, true, true, true, true]
Stuttering acceptance computed with spot in 230 ms :[(AND (NOT p1) p3), (AND (NOT p1) p3), (AND (NOT p1) p3), (AND (NOT p1) p3), (AND p3 (NOT p1)), (NOT p1), (NOT p1)]
Support contains 6 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 1142 ms. Remains 1428 /1428 variables (removed 0) and now considering 151084/151084 (removed 0) transitions.
[2023-03-17 06:37:34] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
// Phase 1: matrix 84690 rows 1428 cols
[2023-03-17 06:37:34] [INFO ] Computed 18 place invariants in 261 ms
[2023-03-17 06:38:04] [INFO ] Performed 86402/151084 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 06:38:26] [INFO ] Dead Transitions using invariants and state equation in 52513 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 53659 ms. Remains : 1428/1428 places, 151084/151084 transitions.
Support contains 6 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 559 ms. Remains 1428 /1428 variables (removed 0) and now considering 151084/151084 (removed 0) transitions.
[2023-03-17 06:38:27] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-17 06:38:27] [INFO ] Invariant cache hit.
[2023-03-17 06:38:35] [INFO ] Implicit Places using invariants in 7837 ms returned []
Implicit Place search using SMT only with invariants took 7840 ms to find 0 implicit places.
[2023-03-17 06:38:35] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-17 06:38:35] [INFO ] Invariant cache hit.
[2023-03-17 06:39:05] [INFO ] Performed 86726/151084 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 06:39:26] [INFO ] Dead Transitions using invariants and state equation in 51057 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 59463 ms. Remains : 1428/1428 places, 151084/151084 transitions.
Treatment of property RERS17pb114-PT-7-LTLFireability-05 finished in 556997 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 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 690 ms. Remains 1429 /1429 variables (removed 0) and now considering 151085/151085 (removed 0) transitions.
[2023-03-17 06:39:33] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
// Phase 1: matrix 84691 rows 1429 cols
[2023-03-17 06:39:33] [INFO ] Computed 18 place invariants in 278 ms
[2023-03-17 06:39:42] [INFO ] Implicit Places using invariants in 8804 ms returned []
Implicit Place search using SMT only with invariants took 8805 ms to find 0 implicit places.
[2023-03-17 06:39:42] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 06:39:42] [INFO ] Invariant cache hit.
[2023-03-17 06:40:12] [INFO ] Performed 85826/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 06:40:35] [INFO ] Dead Transitions using invariants and state equation in 53349 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62853 ms. Remains : 1429/1429 places, 151085/151085 transitions.
Stuttering acceptance computed with spot in 81 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : RERS17pb114-PT-7-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(OR (LT s11 1) (LT s863 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 0 reset in 8807 ms.
Product exploration explored 100000 steps with 0 reset in 8644 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 : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 183 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 75 ms :[true, (NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 717 ms. (steps per millisecond=13 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 63 ms. (steps per millisecond=158 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 6313 steps, run timeout after 3005 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 6313 steps, saw 5383 distinct states, run finished after 3006 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 06:40:58] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 06:40:58] [INFO ] Invariant cache hit.
[2023-03-17 06:40:58] [INFO ] [Real]Absence check using 18 positive place invariants in 14 ms returned sat
[2023-03-17 06:41:20] [INFO ] After 21429ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-17 06:41:20] [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)
[2023-03-17 06:41:23] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 06:41:23] [INFO ] After 25019ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 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 2341 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 2345 ms. Remains : 1428/1429 places, 150572/151085 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 641 ms. (steps per millisecond=15 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 59 ms. (steps per millisecond=169 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 6401 steps, run timeout after 3004 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 6401 steps, saw 5868 distinct states, run finished after 3004 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 06:41:29] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
// Phase 1: matrix 84689 rows 1428 cols
[2023-03-17 06:41:30] [INFO ] Computed 18 place invariants in 260 ms
[2023-03-17 06:41:30] [INFO ] [Real]Absence check using 18 positive place invariants in 14 ms returned sat
[2023-03-17 06:41:51] [INFO ] After 21217ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-17 06:41:52] [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: 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.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)
[2023-03-17 06:41:55] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 06:41:55] [INFO ] After 25024ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 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 973 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 974 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 1094 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/150572 (removed 0) transitions.
[2023-03-17 06:41:57] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-17 06:41:57] [INFO ] Invariant cache hit.
[2023-03-17 06:42:05] [INFO ] Implicit Places using invariants in 8323 ms returned []
Implicit Place search using SMT only with invariants took 8339 ms to find 0 implicit places.
[2023-03-17 06:42:05] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-17 06:42:05] [INFO ] Invariant cache hit.
[2023-03-17 06:42:35] [INFO ] Performed 86373/150572 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 06:42:58] [INFO ] Dead Transitions using invariants and state equation in 52878 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 62344 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 147 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 79 ms :[true, (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 66 ms :[true, (NOT p0), (NOT p0)]
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 567 ms. Remains 1429 /1429 variables (removed 0) and now considering 151085/151085 (removed 0) transitions.
[2023-03-17 06:42:59] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
// Phase 1: matrix 84691 rows 1429 cols
[2023-03-17 06:43:00] [INFO ] Computed 18 place invariants in 263 ms
[2023-03-17 06:43:07] [INFO ] Implicit Places using invariants in 8124 ms returned []
Implicit Place search using SMT only with invariants took 8146 ms to find 0 implicit places.
[2023-03-17 06:43:07] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 06:43:07] [INFO ] Invariant cache hit.
[2023-03-17 06:43:38] [INFO ] Performed 89844/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 06:43:59] [INFO ] Dead Transitions using invariants and state equation in 51627 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60344 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 : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 152 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 123 ms :[true, (NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 757 ms. (steps per millisecond=13 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 65 ms. (steps per millisecond=153 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 6685 steps, run timeout after 3005 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 6685 steps, saw 5675 distinct states, run finished after 3006 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 06:44:04] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 06:44:04] [INFO ] Invariant cache hit.
[2023-03-17 06:44:05] [INFO ] [Real]Absence check using 18 positive place invariants in 13 ms returned sat
[2023-03-17 06:44:26] [INFO ] After 21181ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-17 06:44:27] [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.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)
[2023-03-17 06:44:29] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 06:44:29] [INFO ] After 25022ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 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 2338 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 2343 ms. Remains : 1428/1429 places, 150572/151085 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 808 ms. (steps per millisecond=12 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 62 ms. (steps per millisecond=161 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 5881 steps, run timeout after 3002 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 5881 steps, saw 5413 distinct states, run finished after 3003 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 06:44:36] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
// Phase 1: matrix 84689 rows 1428 cols
[2023-03-17 06:44:36] [INFO ] Computed 18 place invariants in 256 ms
[2023-03-17 06:44:36] [INFO ] [Real]Absence check using 18 positive place invariants in 13 ms returned sat
[2023-03-17 06:44:58] [INFO ] After 21452ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-17 06:44:59] [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: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)
[2023-03-17 06:45:01] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 06:45:01] [INFO ] After 25017ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 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 1076 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 1076 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 1181 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/150572 (removed 0) transitions.
[2023-03-17 06:45:04] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-17 06:45:04] [INFO ] Invariant cache hit.
[2023-03-17 06:45:11] [INFO ] Implicit Places using invariants in 7753 ms returned []
Implicit Place search using SMT only with invariants took 7754 ms to find 0 implicit places.
[2023-03-17 06:45:11] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-17 06:45:11] [INFO ] Invariant cache hit.
[2023-03-17 06:45:42] [INFO ] Performed 91968/150572 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 06:46:00] [INFO ] Dead Transitions using invariants and state equation in 49194 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58142 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 140 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 70 ms :[true, (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 62 ms :[true, (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 68 ms :[true, (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 8197 ms.
Product exploration explored 100000 steps with 0 reset in 8267 ms.
Applying partial POR strategy [true, false, true]
Stuttering acceptance computed with spot in 61 ms :[true, (NOT p0), (NOT p0)]
Support contains 2 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 1015 ms. Remains 1429 /1429 variables (removed 0) and now considering 151085/151085 (removed 0) transitions.
[2023-03-17 06:46:19] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
// Phase 1: matrix 84691 rows 1429 cols
[2023-03-17 06:46:19] [INFO ] Computed 18 place invariants in 257 ms
[2023-03-17 06:46:49] [INFO ] Performed 86086/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 06:47:11] [INFO ] Dead Transitions using invariants and state equation in 52133 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 53152 ms. Remains : 1429/1429 places, 151085/151085 transitions.
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 560 ms. Remains 1429 /1429 variables (removed 0) and now considering 151085/151085 (removed 0) transitions.
[2023-03-17 06:47:12] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 06:47:12] [INFO ] Invariant cache hit.
[2023-03-17 06:47:20] [INFO ] Implicit Places using invariants in 8025 ms returned []
Implicit Place search using SMT only with invariants took 8026 ms to find 0 implicit places.
[2023-03-17 06:47:20] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 06:47:20] [INFO ] Invariant cache hit.
[2023-03-17 06:47:50] [INFO ] Performed 88421/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 06:48:12] [INFO ] Dead Transitions using invariants and state equation in 52490 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61095 ms. Remains : 1429/1429 places, 151085/151085 transitions.
Treatment of property RERS17pb114-PT-7-LTLFireability-07 finished in 526666 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)||X(p1))&&(p1||X(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 1029 ms. Remains 1429 /1429 variables (removed 0) and now considering 151085/151085 (removed 0) transitions.
[2023-03-17 06:48:20] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 06:48:20] [INFO ] Invariant cache hit.
[2023-03-17 06:48:28] [INFO ] Implicit Places using invariants in 7908 ms returned []
Implicit Place search using SMT only with invariants took 7909 ms to find 0 implicit places.
[2023-03-17 06:48:28] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 06:48:28] [INFO ] Invariant cache hit.
[2023-03-17 06:48:58] [INFO ] Performed 93146/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 06:49:18] [INFO ] Dead Transitions using invariants and state equation in 50466 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 59426 ms. Remains : 1429/1429 places, 151085/151085 transitions.
Stuttering acceptance computed with spot in 197 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) (NOT p2))), (NOT p2), (AND (NOT p0) (NOT p1)), true, (NOT p0)]
Running random walk in product with property : RERS17pb114-PT-7-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 1}, { cond=(NOT p1), acceptance={} source=1 dest: 2}, { cond=(NOT p0), acceptance={} source=1 dest: 3}], [{ cond=(NOT p2), acceptance={} source=2 dest: 4}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=3 dest: 5}], [{ cond=true, acceptance={0} source=4 dest: 4}], [{ cond=(NOT p0), acceptance={0} source=5 dest: 5}]], initial=0, aps=[p1:(AND (GEQ s32 1) (GEQ s693 1)), p0:(AND (OR (LT s172 1) (LT s1282 1)) (GEQ s32 1) (GEQ s693 1)), p2:(AND (GEQ s645 1) (GEQ s1165 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 4 ms.
FORMULA RERS17pb114-PT-7-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb114-PT-7-LTLFireability-08 finished in 60030 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(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 651 ms. Remains 1429 /1429 variables (removed 0) and now considering 151085/151085 (removed 0) transitions.
[2023-03-17 06:49:19] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 06:49:19] [INFO ] Invariant cache hit.
[2023-03-17 06:49:27] [INFO ] Implicit Places using invariants in 8015 ms returned []
Implicit Place search using SMT only with invariants took 8025 ms to find 0 implicit places.
[2023-03-17 06:49:27] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 06:49:27] [INFO ] Invariant cache hit.
[2023-03-17 06:49:58] [INFO ] Performed 86365/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 06:50:21] [INFO ] Dead Transitions using invariants and state equation in 53096 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61796 ms. Remains : 1429/1429 places, 151085/151085 transitions.
Stuttering acceptance computed with spot in 124 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), true]
Running random walk in product with property : RERS17pb114-PT-7-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=true, acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={} source=2 dest: 3}], [{ cond=true, acceptance={} source=3 dest: 3}]], initial=0, aps=[p0:(OR (LT s478 1) (LT s949 1)), p1:(AND (GEQ s221 1) (GEQ s1385 1))], nbAcceptance=0, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 5 ms.
FORMULA RERS17pb114-PT-7-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb114-PT-7-LTLFireability-09 finished in 62336 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((F(p1)&&p0))))'
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 657 ms. Remains 1429 /1429 variables (removed 0) and now considering 151085/151085 (removed 0) transitions.
[2023-03-17 06:50:22] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 06:50:22] [INFO ] Invariant cache hit.
[2023-03-17 06:50:30] [INFO ] Implicit Places using invariants in 7957 ms returned []
Implicit Place search using SMT only with invariants took 7959 ms to find 0 implicit places.
[2023-03-17 06:50:30] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 06:50:30] [INFO ] Invariant cache hit.
[2023-03-17 06:51:00] [INFO ] Performed 89016/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 06:51:22] [INFO ] Dead Transitions using invariants and state equation in 52522 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61144 ms. Remains : 1429/1429 places, 151085/151085 transitions.
Stuttering acceptance computed with spot in 124 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : RERS17pb114-PT-7-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 2}], [{ cond=(NOT p1), acceptance={0} source=1 dest: 1}], [{ cond=(AND p0 (NOT p1)), acceptance={0} source=2 dest: 1}, { cond=(NOT p0), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p1:(AND (GEQ s949 1) (GEQ s1041 1)), p0:(AND (GEQ s99 1) (GEQ s1024 1) (OR (LT s814 1) (LT s850 1)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 4 ms.
FORMULA RERS17pb114-PT-7-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb114-PT-7-LTLFireability-10 finished in 61692 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0)||(F(p1)&&X(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 599 ms. Remains 1429 /1429 variables (removed 0) and now considering 151085/151085 (removed 0) transitions.
[2023-03-17 06:51:23] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 06:51:23] [INFO ] Invariant cache hit.
[2023-03-17 06:51:31] [INFO ] Implicit Places using invariants in 8124 ms returned []
Implicit Place search using SMT only with invariants took 8135 ms to find 0 implicit places.
[2023-03-17 06:51:32] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 06:51:32] [INFO ] Invariant cache hit.
[2023-03-17 06:52:02] [INFO ] Performed 86499/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 06:52:24] [INFO ] Dead Transitions using invariants and state equation in 52104 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60843 ms. Remains : 1429/1429 places, 151085/151085 transitions.
Stuttering acceptance computed with spot in 209 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p2)), (NOT p0)]
Running random walk in product with property : RERS17pb114-PT-7-LTLFireability-11 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=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 2}], [{ cond=(AND (NOT p0) (NOT p2)), acceptance={} source=3 dest: 4}], [{ cond=(NOT p0), acceptance={} source=4 dest: 4}]], initial=0, aps=[p0:(OR (LT s716 1) (LT s929 1) (LT s1183 1) (LT s1256 1)), p1:(AND (GEQ s716 1) (GEQ s929 1)), p2:(OR (LT s1051 1) (LT s1219 1))], nbAcceptance=0, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration timeout after 54350 steps with 27175 reset in 10002 ms.
Product exploration timeout after 54710 steps with 27355 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 p1) p2), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p2)))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 5 factoid took 112 ms. Reduced automaton from 5 states, 6 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA RERS17pb114-PT-7-LTLFireability-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property RERS17pb114-PT-7-LTLFireability-11 finished in 81875 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||G(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.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 1037 ms. Remains 1428 /1429 variables (removed 1) and now considering 151084/151085 (removed 1) transitions.
[2023-03-17 06:52:46] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
// Phase 1: matrix 84690 rows 1428 cols
[2023-03-17 06:52:46] [INFO ] Computed 18 place invariants in 330 ms
[2023-03-17 06:52:54] [INFO ] Implicit Places using invariants in 8378 ms returned []
Implicit Place search using SMT only with invariants took 8380 ms to find 0 implicit places.
[2023-03-17 06:52:54] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-17 06:52:54] [INFO ] Invariant cache hit.
[2023-03-17 06:53:24] [INFO ] Performed 93545/151084 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 06:53:44] [INFO ] Dead Transitions using invariants and state equation in 50019 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 59439 ms. Remains : 1428/1429 places, 151084/151085 transitions.
Stuttering acceptance computed with spot in 49 ms :[(AND (NOT p1) (NOT p0))]
Running random walk in product with property : RERS17pb114-PT-7-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=(AND p1 (NOT p0)), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p1:(AND (GEQ s72 1) (GEQ s701 1)), p0:(AND (GEQ s276 1) (GEQ s746 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, 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-7-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb114-PT-7-LTLFireability-12 finished in 59909 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 U p1)||G(p2)))))'
Support contains 6 out of 1429 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Applied a total of 0 rules in 564 ms. Remains 1429 /1429 variables (removed 0) and now considering 151085/151085 (removed 0) transitions.
[2023-03-17 06:53:45] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
// Phase 1: matrix 84691 rows 1429 cols
[2023-03-17 06:53:45] [INFO ] Computed 18 place invariants in 265 ms
[2023-03-17 06:53:53] [INFO ] Implicit Places using invariants in 8329 ms returned []
Implicit Place search using SMT only with invariants took 8332 ms to find 0 implicit places.
[2023-03-17 06:53:53] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 06:53:53] [INFO ] Invariant cache hit.
[2023-03-17 06:54:24] [INFO ] Performed 88609/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 06:54:45] [INFO ] Dead Transitions using invariants and state equation in 51886 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60797 ms. Remains : 1429/1429 places, 151085/151085 transitions.
Stuttering acceptance computed with spot in 79 ms :[(AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1))]
Running random walk in product with property : RERS17pb114-PT-7-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=(AND p2 (NOT p1)), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p2) (NOT p1)), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}]], initial=1, aps=[p2:(AND (OR (LT s189 1) (LT s946 1)) (OR (LT s130 1) (LT s176 1))), p1:(AND (GEQ s291 1) (GEQ s585 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 9 reset in 8644 ms.
Product exploration explored 100000 steps with 7 reset in 8351 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)), (X (AND p2 (NOT p1))), (X (NOT (AND (NOT p2) (NOT p1)))), (X (X (AND p2 (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 188 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 83 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 778 ms. (steps per millisecond=12 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 76 ms. (steps per millisecond=131 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 75 ms. (steps per millisecond=133 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 6715 steps, run timeout after 3001 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 6715 steps, saw 5699 distinct states, run finished after 3001 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-17 06:55:08] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 06:55:08] [INFO ] Invariant cache hit.
[2023-03-17 06:55:08] [INFO ] [Real]Absence check using 18 positive place invariants in 14 ms returned sat
[2023-03-17 06:55:08] [INFO ] After 215ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-17 06:55:08] [INFO ] [Nat]Absence check using 18 positive place invariants in 15 ms returned sat
[2023-03-17 06:55:31] [INFO ] After 22611ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-17 06:55:32] [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: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)
[2023-03-17 06:55:33] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 06:55:33] [INFO ] After 25022ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:2
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 6 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 2752 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 2756 ms. Remains : 1428/1429 places, 150572/151085 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 999 ms. (steps per millisecond=10 ) properties (out of 2) 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 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
Interrupted probabilistic random walk after 5991 steps, run timeout after 3005 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 5991 steps, saw 5510 distinct states, run finished after 3006 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-17 06:55:41] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
// Phase 1: matrix 84689 rows 1428 cols
[2023-03-17 06:55:41] [INFO ] Computed 18 place invariants in 261 ms
[2023-03-17 06:55:41] [INFO ] [Real]Absence check using 18 positive place invariants in 38 ms returned sat
[2023-03-17 06:55:41] [INFO ] After 242ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-17 06:55:41] [INFO ] [Nat]Absence check using 18 positive place invariants in 13 ms returned sat
[2023-03-17 06:56:04] [INFO ] After 22427ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-17 06:56:04] [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: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)
[2023-03-17 06:56:06] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 06:56:06] [INFO ] After 25033ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:2
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 6 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 1474 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 1474 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.
[2023-03-17 06:56:09] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-17 06:56:09] [INFO ] Invariant cache hit.
[2023-03-17 06:56:17] [INFO ] Implicit Places using invariants in 7783 ms returned []
Implicit Place search using SMT only with invariants took 7790 ms to find 0 implicit places.
[2023-03-17 06:56:17] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-17 06:56:17] [INFO ] Invariant cache hit.
[2023-03-17 06:56:47] [INFO ] Performed 86989/150572 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 06:57:08] [INFO ] Dead Transitions using invariants and state equation in 51681 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 60742 ms. Remains : 1428/1428 places, 150572/150572 transitions.
Knowledge obtained : [(AND p2 (NOT p1)), (X (AND p2 (NOT p1))), (X (NOT (AND (NOT p2) (NOT p1)))), (X (X (AND p2 (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 163 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 68 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 60 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Support contains 6 out of 1429 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
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.
[2023-03-17 06:57:10] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
// Phase 1: matrix 84691 rows 1429 cols
[2023-03-17 06:57:10] [INFO ] Computed 18 place invariants in 261 ms
[2023-03-17 06:57:18] [INFO ] Implicit Places using invariants in 8106 ms returned []
Implicit Place search using SMT only with invariants took 8129 ms to find 0 implicit places.
[2023-03-17 06:57:18] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 06:57:18] [INFO ] Invariant cache hit.
[2023-03-17 06:57:48] [INFO ] Performed 87892/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 06:58:10] [INFO ] Dead Transitions using invariants and state equation in 52492 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61195 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 (NOT p1) p2), (X (NOT (AND (NOT p1) (NOT p2)))), (X (AND (NOT p1) p2)), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (AND (NOT p1) p2)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 168 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 71 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 902 ms. (steps per millisecond=11 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 74 ms. (steps per millisecond=135 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 66 ms. (steps per millisecond=151 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 6285 steps, run timeout after 3002 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 6285 steps, saw 5361 distinct states, run finished after 3003 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-17 06:58:16] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 06:58:16] [INFO ] Invariant cache hit.
[2023-03-17 06:58:16] [INFO ] [Real]Absence check using 18 positive place invariants in 13 ms returned sat
[2023-03-17 06:58:16] [INFO ] After 235ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-17 06:58:16] [INFO ] [Nat]Absence check using 18 positive place invariants in 15 ms returned sat
[2023-03-17 06:58:39] [INFO ] After 22226ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-17 06:58:39] [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: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)
[2023-03-17 06:58:41] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 06:58:41] [INFO ] After 25017ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:2
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 6 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 2423 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 2426 ms. Remains : 1428/1429 places, 150572/151085 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 656 ms. (steps per millisecond=15 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 76 ms. (steps per millisecond=131 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 67 ms. (steps per millisecond=149 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 6312 steps, run timeout after 3005 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 6312 steps, saw 5792 distinct states, run finished after 3005 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-17 06:58:48] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
// Phase 1: matrix 84689 rows 1428 cols
[2023-03-17 06:58:48] [INFO ] Computed 18 place invariants in 257 ms
[2023-03-17 06:58:48] [INFO ] [Real]Absence check using 18 positive place invariants in 14 ms returned sat
[2023-03-17 06:58:48] [INFO ] After 229ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-17 06:58:48] [INFO ] [Nat]Absence check using 18 positive place invariants in 12 ms returned sat
[2023-03-17 06:59:11] [INFO ] After 22319ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-17 06:59:11] [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: 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: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)
[2023-03-17 06:59:13] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 06:59:13] [INFO ] After 25019ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:2
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 6 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 1125 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 1126 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 1068 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/150572 (removed 0) transitions.
[2023-03-17 06:59:16] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-17 06:59:16] [INFO ] Invariant cache hit.
[2023-03-17 06:59:23] [INFO ] Implicit Places using invariants in 7789 ms returned []
Implicit Place search using SMT only with invariants took 7799 ms to find 0 implicit places.
[2023-03-17 06:59:23] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-17 06:59:23] [INFO ] Invariant cache hit.
[2023-03-17 06:59:54] [INFO ] Performed 85478/150572 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 07:00:17] [INFO ] Dead Transitions using invariants and state equation in 53332 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 62226 ms. Remains : 1428/1428 places, 150572/150572 transitions.
Knowledge obtained : [(AND (NOT p1) p2), (X (NOT (AND (NOT p1) (NOT p2)))), (X (AND (NOT p1) p2)), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (AND (NOT p1) p2)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 168 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 67 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 58 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 63 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Product exploration explored 100000 steps with 4 reset in 8206 ms.
Product exploration explored 100000 steps with 8 reset in 8238 ms.
Applying partial POR strategy [true, false]
Stuttering acceptance computed with spot in 72 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Support contains 6 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 1015 ms. Remains 1429 /1429 variables (removed 0) and now considering 151085/151085 (removed 0) transitions.
[2023-03-17 07:00:35] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
// Phase 1: matrix 84691 rows 1429 cols
[2023-03-17 07:00:35] [INFO ] Computed 18 place invariants in 262 ms
[2023-03-17 07:01:06] [INFO ] Performed 86175/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 07:01:28] [INFO ] Dead Transitions using invariants and state equation in 53202 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 54234 ms. Remains : 1429/1429 places, 151085/151085 transitions.
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 649 ms. Remains 1429 /1429 variables (removed 0) and now considering 151085/151085 (removed 0) transitions.
[2023-03-17 07:01:29] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 07:01:29] [INFO ] Invariant cache hit.
[2023-03-17 07:01:37] [INFO ] Implicit Places using invariants in 7805 ms returned []
Implicit Place search using SMT only with invariants took 7809 ms to find 0 implicit places.
[2023-03-17 07:01:37] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 07:01:37] [INFO ] Invariant cache hit.
[2023-03-17 07:02:07] [INFO ] Performed 84283/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 07:02:31] [INFO ] Dead Transitions using invariants and state equation in 53669 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62138 ms. Remains : 1429/1429 places, 151085/151085 transitions.
Treatment of property RERS17pb114-PT-7-LTLFireability-13 finished in 533177 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(F((p1||G(F(p2))||(!p2&&F(p2)))))))'
Support contains 3 out of 1429 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Applied a total of 0 rules in 875 ms. Remains 1429 /1429 variables (removed 0) and now considering 151085/151085 (removed 0) transitions.
[2023-03-17 07:02:39] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 07:02:39] [INFO ] Invariant cache hit.
[2023-03-17 07:02:47] [INFO ] Implicit Places using invariants in 7945 ms returned []
Implicit Place search using SMT only with invariants took 7954 ms to find 0 implicit places.
[2023-03-17 07:02:47] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 07:02:47] [INFO ] Invariant cache hit.
[2023-03-17 07:03:17] [INFO ] Performed 88240/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 07:03:38] [INFO ] Dead Transitions using invariants and state equation in 51433 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60276 ms. Remains : 1429/1429 places, 151085/151085 transitions.
Stuttering acceptance computed with spot in 103 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : RERS17pb114-PT-7-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={0} source=1 dest: 1}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={} source=2 dest: 1}, { cond=(AND (NOT p1) p2), acceptance={} source=2 dest: 2}]], initial=0, aps=[p1:(AND (GEQ s413 1) (GEQ s765 1)), p2:(AND (GEQ s432 1) (GEQ s765 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 6 ms.
FORMULA RERS17pb114-PT-7-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb114-PT-7-LTLFireability-14 finished in 61069 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 2 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 1050 ms. Remains 1428 /1429 variables (removed 1) and now considering 151084/151085 (removed 1) transitions.
[2023-03-17 07:03:40] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
// Phase 1: matrix 84690 rows 1428 cols
[2023-03-17 07:03:40] [INFO ] Computed 18 place invariants in 254 ms
[2023-03-17 07:03:48] [INFO ] Implicit Places using invariants in 8262 ms returned []
Implicit Place search using SMT only with invariants took 8265 ms to find 0 implicit places.
[2023-03-17 07:03:48] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-17 07:03:48] [INFO ] Invariant cache hit.
[2023-03-17 07:04:18] [INFO ] Performed 86645/151084 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 07:04:40] [INFO ] Dead Transitions using invariants and state equation in 52007 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61327 ms. Remains : 1428/1429 places, 151084/151085 transitions.
Stuttering acceptance computed with spot in 60 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : RERS17pb114-PT-7-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (LT s1088 1) (LT s1217 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 0 reset in 9280 ms.
Product exploration explored 100000 steps with 0 reset in 9244 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), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 90 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 63 ms :[(NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 736 ms. (steps per millisecond=13 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 6889 steps, run timeout after 3004 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 6889 steps, saw 5840 distinct states, run finished after 3004 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 07:05:04] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-17 07:05:04] [INFO ] Invariant cache hit.
[2023-03-17 07:05:04] [INFO ] [Real]Absence check using 18 positive place invariants in 14 ms returned sat
[2023-03-17 07:05:26] [INFO ] After 21516ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-17 07:05:26] [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.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)
[2023-03-17 07:05:29] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 07:05:29] [INFO ] After 25012ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 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 1306 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 1309 ms. Remains : 1428/1428 places, 150572/151084 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 876 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 64 ms. (steps per millisecond=156 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 5692 steps, run timeout after 3004 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 5692 steps, saw 5247 distinct states, run finished after 3004 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 07:05:35] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
// Phase 1: matrix 84689 rows 1428 cols
[2023-03-17 07:05:35] [INFO ] Computed 18 place invariants in 261 ms
[2023-03-17 07:05:35] [INFO ] [Real]Absence check using 18 positive place invariants in 13 ms returned sat
[2023-03-17 07:05:57] [INFO ] After 21264ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-17 07:05:57] [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)
[2023-03-17 07:06:00] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 07:06:00] [INFO ] After 25013ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 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 1148 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 1148 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 1149 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/150572 (removed 0) transitions.
[2023-03-17 07:06:02] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-17 07:06:02] [INFO ] Invariant cache hit.
[2023-03-17 07:06:10] [INFO ] Implicit Places using invariants in 7842 ms returned []
Implicit Place search using SMT only with invariants took 7862 ms to find 0 implicit places.
[2023-03-17 07:06:10] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-17 07:06:10] [INFO ] Invariant cache hit.
[2023-03-17 07:06:40] [INFO ] Performed 86166/150572 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 07:07:02] [INFO ] Dead Transitions using invariants and state equation in 51676 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 60720 ms. Remains : 1428/1428 places, 150572/150572 transitions.
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 109 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 65 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 55 ms :[(NOT p0), (NOT p0)]
Support contains 2 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 983 ms. Remains 1428 /1428 variables (removed 0) and now considering 151084/151084 (removed 0) transitions.
[2023-03-17 07:07:04] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
// Phase 1: matrix 84690 rows 1428 cols
[2023-03-17 07:07:04] [INFO ] Computed 18 place invariants in 249 ms
[2023-03-17 07:07:11] [INFO ] Implicit Places using invariants in 7988 ms returned []
Implicit Place search using SMT only with invariants took 7989 ms to find 0 implicit places.
[2023-03-17 07:07:12] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-17 07:07:12] [INFO ] Invariant cache hit.
[2023-03-17 07:07:42] [INFO ] Performed 85309/151084 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 07:08:05] [INFO ] Dead Transitions using invariants and state equation in 53164 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 62156 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), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 103 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 55 ms :[(NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 696 ms. (steps per millisecond=14 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 63 ms. (steps per millisecond=158 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 6360 steps, run timeout after 3003 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 6360 steps, saw 5427 distinct states, run finished after 3003 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 07:08:10] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-17 07:08:10] [INFO ] Invariant cache hit.
[2023-03-17 07:08:10] [INFO ] [Real]Absence check using 18 positive place invariants in 13 ms returned sat
[2023-03-17 07:08:31] [INFO ] After 21302ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-17 07:08:32] [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: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)
[2023-03-17 07:08:35] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 07:08:35] [INFO ] After 25016ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 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 1316 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 1320 ms. Remains : 1428/1428 places, 150572/151084 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 780 ms. (steps per millisecond=12 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 65 ms. (steps per millisecond=153 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 5840 steps, run timeout after 3002 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 5840 steps, saw 5377 distinct states, run finished after 3003 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 07:08:40] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
// Phase 1: matrix 84689 rows 1428 cols
[2023-03-17 07:08:41] [INFO ] Computed 18 place invariants in 274 ms
[2023-03-17 07:08:41] [INFO ] [Real]Absence check using 18 positive place invariants in 14 ms returned sat
[2023-03-17 07:09:02] [INFO ] After 21493ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-17 07:09:04] [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: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)
[2023-03-17 07:09:06] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 07:09:06] [INFO ] After 25023ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 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 1319 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 1319 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 1287 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/150572 (removed 0) transitions.
[2023-03-17 07:09:08] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-17 07:09:08] [INFO ] Invariant cache hit.
[2023-03-17 07:09:17] [INFO ] Implicit Places using invariants in 8313 ms returned []
Implicit Place search using SMT only with invariants took 8317 ms to find 0 implicit places.
[2023-03-17 07:09:17] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-17 07:09:17] [INFO ] Invariant cache hit.
[2023-03-17 07:09:47] [INFO ] Performed 84763/150572 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 07:10:10] [INFO ] Dead Transitions using invariants and state equation in 52869 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 62490 ms. Remains : 1428/1428 places, 150572/150572 transitions.
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 125 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 59 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 73 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 69 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 9577 ms.
Stuttering criterion allowed to conclude after 73575 steps with 0 reset in 6576 ms.
FORMULA RERS17pb114-PT-7-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb114-PT-7-LTLFireability-15 finished in 407702 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)||G(p1)))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((!p0 U !(!G(F(p1)) U ((G(p1)||p2) U p3))))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Found a Lengthening insensitive property : RERS17pb114-PT-7-LTLFireability-07
Stuttering acceptance computed with spot in 68 ms :[true, (NOT p0), (NOT p0)]
Support contains 2 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 1058 ms. Remains 1428 /1429 variables (removed 1) and now considering 151084/151085 (removed 1) transitions.
[2023-03-17 07:10:28] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
// Phase 1: matrix 84690 rows 1428 cols
[2023-03-17 07:10:28] [INFO ] Computed 18 place invariants in 246 ms
[2023-03-17 07:10:36] [INFO ] Implicit Places using invariants in 7994 ms returned []
Implicit Place search using SMT only with invariants took 8005 ms to find 0 implicit places.
[2023-03-17 07:10:36] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-17 07:10:36] [INFO ] Invariant cache hit.
[2023-03-17 07:11:06] [INFO ] Performed 87003/151084 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 07:11:28] [INFO ] Dead Transitions using invariants and state equation in 51870 ms found 0 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 60943 ms. Remains : 1428/1429 places, 151084/151085 transitions.
Running random walk in product with property : RERS17pb114-PT-7-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(OR (LT s11 1) (LT s863 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak, sl-invariant], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 0 reset in 8351 ms.
Product exploration explored 100000 steps with 0 reset in 8510 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 145 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 77 ms :[true, (NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 675 ms. (steps per millisecond=14 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 149 ms. (steps per millisecond=67 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 6342 steps, run timeout after 3006 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 6342 steps, saw 5413 distinct states, run finished after 3006 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 07:11:50] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-17 07:11:50] [INFO ] Invariant cache hit.
[2023-03-17 07:11:50] [INFO ] [Real]Absence check using 18 positive place invariants in 15 ms returned sat
[2023-03-17 07:12:12] [INFO ] After 21623ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-17 07:12:12] [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)
[2023-03-17 07:12:15] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 07:12:15] [INFO ] After 25014ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 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 1319 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 1322 ms. Remains : 1428/1428 places, 150572/151084 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 620 ms. (steps per millisecond=16 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 64 ms. (steps per millisecond=156 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 5807 steps, run timeout after 3003 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 5807 steps, saw 5348 distinct states, run finished after 3003 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 07:12:20] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
// Phase 1: matrix 84689 rows 1428 cols
[2023-03-17 07:12:21] [INFO ] Computed 18 place invariants in 271 ms
[2023-03-17 07:12:21] [INFO ] [Real]Absence check using 18 positive place invariants in 15 ms returned sat
[2023-03-17 07:12:43] [INFO ] After 21720ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-17 07:12:44] [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.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)
[2023-03-17 07:12:46] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 07:12:46] [INFO ] After 25025ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 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 1089 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 1089 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 1084 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/150572 (removed 0) transitions.
[2023-03-17 07:12:48] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-17 07:12:48] [INFO ] Invariant cache hit.
[2023-03-17 07:12:56] [INFO ] Implicit Places using invariants in 7853 ms returned []
Implicit Place search using SMT only with invariants took 7876 ms to find 0 implicit places.
[2023-03-17 07:12:56] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-17 07:12:56] [INFO ] Invariant cache hit.
[2023-03-17 07:13:26] [INFO ] Performed 86191/150572 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 07:13:49] [INFO ] Dead Transitions using invariants and state equation in 52979 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61956 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 128 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 68 ms :[true, (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 68 ms :[true, (NOT p0), (NOT p0)]
Support contains 2 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 560 ms. Remains 1428 /1428 variables (removed 0) and now considering 151084/151084 (removed 0) transitions.
[2023-03-17 07:13:50] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
// Phase 1: matrix 84690 rows 1428 cols
[2023-03-17 07:13:50] [INFO ] Computed 18 place invariants in 261 ms
[2023-03-17 07:13:58] [INFO ] Implicit Places using invariants in 8029 ms returned []
Implicit Place search using SMT only with invariants took 8031 ms to find 0 implicit places.
[2023-03-17 07:13:58] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-17 07:13:58] [INFO ] Invariant cache hit.
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393232 kB
MemFree: 9456284 kB
After kill :
MemTotal: 16393232 kB
MemFree: 15993344 kB

BK_TIME_CONFINEMENT_REACHED

--------------------
content from stderr:

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML

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-7"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool ltsminxred"
echo " Input is RERS17pb114-PT-7, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r329-tall-167889201600124"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RERS17pb114-PT-7.tgz
mv RERS17pb114-PT-7 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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