Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r327-tall-167889199200148.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is RERS17pb115-PT-1, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r327-tall-167889199200148
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 70M
-rw-r--r-- 1 mcc users 7.7K Feb 25 13:51 CTLCardinality.txt
-rw-r--r-- 1 mcc users 80K Feb 25 13:51 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.7K Feb 25 13:48 CTLFireability.txt
-rw-r--r-- 1 mcc users 67K Feb 25 13:48 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Jan 29 11:41 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.5K Feb 25 16:39 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Feb 25 16:39 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Feb 25 16:39 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 16:39 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Feb 25 13:59 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 139K Feb 25 13:59 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.6K Feb 25 13:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 52K Feb 25 13:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:39 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:39 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 69M 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 RERS17pb115-PT-1-LTLFireability-00
FORMULA_NAME RERS17pb115-PT-1-LTLFireability-01
FORMULA_NAME RERS17pb115-PT-1-LTLFireability-02
FORMULA_NAME RERS17pb115-PT-1-LTLFireability-03
FORMULA_NAME RERS17pb115-PT-1-LTLFireability-04
FORMULA_NAME RERS17pb115-PT-1-LTLFireability-05
FORMULA_NAME RERS17pb115-PT-1-LTLFireability-06
FORMULA_NAME RERS17pb115-PT-1-LTLFireability-07
FORMULA_NAME RERS17pb115-PT-1-LTLFireability-08
FORMULA_NAME RERS17pb115-PT-1-LTLFireability-09
FORMULA_NAME RERS17pb115-PT-1-LTLFireability-10
FORMULA_NAME RERS17pb115-PT-1-LTLFireability-11
FORMULA_NAME RERS17pb115-PT-1-LTLFireability-12
FORMULA_NAME RERS17pb115-PT-1-LTLFireability-13
FORMULA_NAME RERS17pb115-PT-1-LTLFireability-14
FORMULA_NAME RERS17pb115-PT-1-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1678981831205

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=lolaxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=RERS17pb115-PT-1
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-16 15:50:32] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-16 15:50:32] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-16 15:50:34] [INFO ] Load time of PNML (sax parser for PT used): 2261 ms
[2023-03-16 15:50:35] [INFO ] Transformed 1399 places.
[2023-03-16 15:50:35] [INFO ] Transformed 144369 transitions.
[2023-03-16 15:50:35] [INFO ] Found NUPN structural information;
[2023-03-16 15:50:35] [INFO ] Parsed PT model containing 1399 places and 144369 transitions and 577414 arcs in 2799 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 55 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA RERS17pb115-PT-1-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb115-PT-1-LTLFireability-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb115-PT-1-LTLFireability-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 56 out of 1399 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1399/1399 places, 144369/144369 transitions.
Ensure Unique test removed 18 places
Iterating post reduction 0 with 18 rules applied. Total rules applied 18 place count 1381 transition count 144369
Applied a total of 18 rules in 795 ms. Remains 1381 /1399 variables (removed 18) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 15:50:37] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 15:50:37] [INFO ] Computed 19 place invariants in 409 ms
[2023-03-16 15:50:46] [INFO ] Implicit Places using invariants in 8941 ms returned []
Implicit Place search using SMT only with invariants took 8975 ms to find 0 implicit places.
[2023-03-16 15:50:46] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 15:50:46] [INFO ] Invariant cache hit.
[2023-03-16 15:51:16] [INFO ] Performed 84514/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 15:51:37] [INFO ] Dead Transitions using invariants and state equation in 50846 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 1381/1399 places, 144369/144369 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60632 ms. Remains : 1381/1399 places, 144369/144369 transitions.
Support contains 56 out of 1381 places after structural reductions.
[2023-03-16 15:51:42] [INFO ] Flatten gal took : 3831 ms
[2023-03-16 15:51:45] [INFO ] Flatten gal took : 3435 ms
[2023-03-16 15:51:52] [INFO ] Input system was already deterministic with 144369 transitions.
Support contains 55 out of 1381 places (down from 56) after GAL structural reductions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1651 ms. (steps per millisecond=6 ) properties (out of 30) seen :2
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 45 ms. (steps per millisecond=22 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=33 ) properties (out of 28) 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 28) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=34 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 40 ms. (steps per millisecond=25 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 39 ms. (steps per millisecond=25 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 37 ms. (steps per millisecond=27 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 38 ms. (steps per millisecond=26 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 37 ms. (steps per millisecond=27 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 37 ms. (steps per millisecond=27 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 38 ms. (steps per millisecond=26 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 38 ms. (steps per millisecond=26 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 38 ms. (steps per millisecond=26 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 49 ms. (steps per millisecond=20 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 39 ms. (steps per millisecond=25 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 34 ms. (steps per millisecond=29 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 49 ms. (steps per millisecond=20 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 36 ms. (steps per millisecond=27 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 36 ms. (steps per millisecond=27 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 36 ms. (steps per millisecond=27 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 38 ms. (steps per millisecond=26 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 39 ms. (steps per millisecond=25 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 37 ms. (steps per millisecond=27 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 36 ms. (steps per millisecond=27 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 36 ms. (steps per millisecond=27 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 36 ms. (steps per millisecond=27 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 38 ms. (steps per millisecond=26 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 38 ms. (steps per millisecond=26 ) properties (out of 28) seen :0
Interrupted probabilistic random walk after 4499 steps, run timeout after 6002 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 4499 steps, saw 3431 distinct states, run finished after 6004 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 28 properties.
[2023-03-16 15:52:02] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 15:52:02] [INFO ] Invariant cache hit.
[2023-03-16 15:52:03] [INFO ] [Real]Absence check using 19 positive place invariants in 17 ms returned sat
[2023-03-16 15:52:27] [INFO ] After 23606ms SMT Verify possible using state equation in real domain returned unsat :0 sat :20 real:8
[2023-03-16 15:52:28] [INFO ] State equation strengthened by 2277 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)
[2023-03-16 15:52:28] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 15:52:28] [INFO ] After 26411ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 28 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 51 out of 1381 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 1395 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1405 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1655 ms. (steps per millisecond=6 ) properties (out of 28) seen :5
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 49 ms. (steps per millisecond=20 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 39 ms. (steps per millisecond=25 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 38 ms. (steps per millisecond=26 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 39 ms. (steps per millisecond=25 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 37 ms. (steps per millisecond=27 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 37 ms. (steps per millisecond=27 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 38 ms. (steps per millisecond=26 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 38 ms. (steps per millisecond=26 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 39 ms. (steps per millisecond=25 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 39 ms. (steps per millisecond=25 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 51 ms. (steps per millisecond=19 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 37 ms. (steps per millisecond=27 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 37 ms. (steps per millisecond=27 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 39 ms. (steps per millisecond=25 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 61 ms. (steps per millisecond=16 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 37 ms. (steps per millisecond=27 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 38 ms. (steps per millisecond=26 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 36 ms. (steps per millisecond=27 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 40 ms. (steps per millisecond=25 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 39 ms. (steps per millisecond=25 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 37 ms. (steps per millisecond=27 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 39 ms. (steps per millisecond=25 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 41 ms. (steps per millisecond=24 ) properties (out of 23) seen :0
Running SMT prover for 23 properties.
[2023-03-16 15:52:33] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 15:52:33] [INFO ] Invariant cache hit.
[2023-03-16 15:52:34] [INFO ] [Real]Absence check using 19 positive place invariants in 17 ms returned sat
[2023-03-16 15:52:55] [INFO ] After 21814ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:23
[2023-03-16 15:52:55] [INFO ] [Nat]Absence check using 19 positive place invariants in 18 ms returned sat
[2023-03-16 15:53:20] [INFO ] After 23873ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :23
[2023-03-16 15:53:21] [INFO ] State equation strengthened by 2277 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.checkAtomicPropositionsLogic(AtomicReducerSR.java:105)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.strongReductions(AtomicReducerSR.java:44)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.preSolveForLogic(LTLPropertySolver.java:176)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:71)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 15:53:21] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 15:53:21] [INFO ] After 26177ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:23
Fused 23 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 44 out of 1381 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 1516 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1516 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1509 ms. (steps per millisecond=6 ) properties (out of 23) seen :2
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 41 ms. (steps per millisecond=24 ) properties (out of 21) 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 21) 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 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=33 ) properties (out of 21) 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 21) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=35 ) properties (out of 21) 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 21) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=34 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=30 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 44 ms. (steps per millisecond=22 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=31 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=32 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=33 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=30 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=31 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=32 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=33 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=34 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=33 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=31 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=30 ) properties (out of 21) seen :0
Interrupted probabilistic random walk after 4685 steps, run timeout after 6001 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 4685 steps, saw 3596 distinct states, run finished after 6002 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 21 properties.
[2023-03-16 15:53:31] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 15:53:31] [INFO ] Invariant cache hit.
[2023-03-16 15:53:32] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-16 15:53:52] [INFO ] After 21369ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:21
[2023-03-16 15:53:53] [INFO ] [Nat]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-16 15:54:17] [INFO ] After 24123ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :21
[2023-03-16 15:54:18] [INFO ] State equation strengthened by 2277 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.checkAtomicPropositionsLogic(AtomicReducerSR.java:105)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.strongReductions(AtomicReducerSR.java:44)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.preSolveForLogic(LTLPropertySolver.java:176)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:71)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 15:54:18] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 15:54:18] [INFO ] After 26095ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:21
Fused 21 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 40 out of 1381 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 1175 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1175 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 2 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 545 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 15:54:21] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 15:54:21] [INFO ] Invariant cache hit.
[2023-03-16 15:54:30] [INFO ] Implicit Places using invariants in 8910 ms returned []
Implicit Place search using SMT only with invariants took 8912 ms to find 0 implicit places.
[2023-03-16 15:54:30] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 15:54:30] [INFO ] Invariant cache hit.
[2023-03-16 15:55:00] [INFO ] Performed 82716/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 15:55:21] [INFO ] Dead Transitions using invariants and state equation in 51366 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60835 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 245 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : RERS17pb115-PT-1-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(OR (NEQ s436 1) (NEQ s703 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 timeout after 98710 steps with 0 reset in 10001 ms.
Product exploration timeout after 98560 steps with 0 reset in 10001 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0)), true]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 181 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 95 ms :[true, (NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1379 ms. (steps per millisecond=7 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 196 ms. (steps per millisecond=51 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1726 steps, run timeout after 3001 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 1726 steps, saw 1347 distinct states, run finished after 3003 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 15:55:48] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 15:55:48] [INFO ] Invariant cache hit.
[2023-03-16 15:55:48] [INFO ] [Real]Absence check using 19 positive place invariants in 17 ms returned sat
[2023-03-16 15:56:10] [INFO ] After 21107ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 15:56:10] [INFO ] State equation strengthened by 2277 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 15:56:13] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 15:56:13] [INFO ] After 25039ms 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 1381 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 1380 transition count 144368
Applied a total of 1 rules in 1896 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1901 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1172 ms. (steps per millisecond=8 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 205 ms. (steps per millisecond=48 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1920 steps, run timeout after 3004 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 1920 steps, saw 1497 distinct states, run finished after 3004 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 15:56:20] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 15:56:20] [INFO ] Computed 19 place invariants in 264 ms
[2023-03-16 15:56:20] [INFO ] [Real]Absence check using 19 positive place invariants in 18 ms returned sat
[2023-03-16 15:56:41] [INFO ] After 20988ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 15:56:42] [INFO ] State equation strengthened by 741 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)
[2023-03-16 15:56:45] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 15:56:45] [INFO ] After 25034ms 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 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 998 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1002 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 988 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 15:56:47] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 15:56:47] [INFO ] Invariant cache hit.
[2023-03-16 15:56:55] [INFO ] Implicit Places using invariants in 7902 ms returned []
Implicit Place search using SMT only with invariants took 7913 ms to find 0 implicit places.
[2023-03-16 15:56:55] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 15:56:55] [INFO ] Invariant cache hit.
[2023-03-16 15:57:25] [INFO ] Performed 86187/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 15:57:45] [INFO ] Dead Transitions using invariants and state equation in 49731 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58649 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [p0, (X p0), (X (X p0)), true]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 126 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 88 ms :[true, (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 77 ms :[true, (NOT p0), (NOT p0)]
Support contains 2 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 402 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 15:57:46] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 15:57:46] [INFO ] Computed 19 place invariants in 243 ms
[2023-03-16 15:57:54] [INFO ] Implicit Places using invariants in 8072 ms returned []
Implicit Place search using SMT only with invariants took 8075 ms to find 0 implicit places.
[2023-03-16 15:57:54] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 15:57:54] [INFO ] Invariant cache hit.
[2023-03-16 15:58:24] [INFO ] Performed 86234/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 15:58:45] [INFO ] Dead Transitions using invariants and state equation in 51298 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 59797 ms. Remains : 1381/1381 places, 144369/144369 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), (X (X p0)), true]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 180 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 1053 ms. (steps per millisecond=9 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 145 ms. (steps per millisecond=68 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1987 steps, run timeout after 3001 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 1987 steps, saw 1548 distinct states, run finished after 3001 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 15:58:51] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 15:58:51] [INFO ] Invariant cache hit.
[2023-03-16 15:58:51] [INFO ] [Real]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-16 15:59:11] [INFO ] After 19572ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 15:59:11] [INFO ] State equation strengthened by 2277 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)
[2023-03-16 15:59:16] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 15:59:16] [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 1381 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 1380 transition count 144368
Applied a total of 1 rules in 1841 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1844 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1038 ms. (steps per millisecond=9 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 137 ms. (steps per millisecond=73 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 2071 steps, run timeout after 3002 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2071 steps, saw 1613 distinct states, run finished after 3002 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 15:59:22] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 15:59:23] [INFO ] Computed 19 place invariants in 254 ms
[2023-03-16 15:59:23] [INFO ] [Real]Absence check using 19 positive place invariants in 30 ms returned sat
[2023-03-16 15:59:43] [INFO ] After 19793ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 15:59:43] [INFO ] State equation strengthened by 741 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)
[2023-03-16 15:59:48] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 15:59:48] [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 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 951 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 951 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 932 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 15:59:49] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 15:59:49] [INFO ] Invariant cache hit.
[2023-03-16 15:59:57] [INFO ] Implicit Places using invariants in 7969 ms returned []
Implicit Place search using SMT only with invariants took 7974 ms to find 0 implicit places.
[2023-03-16 15:59:57] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 15:59:57] [INFO ] Invariant cache hit.
[2023-03-16 16:00:28] [INFO ] Performed 82314/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 16:00:50] [INFO ] Dead Transitions using invariants and state equation in 52395 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61313 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [p0, (X p0), (X (X p0)), true]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 134 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 73 ms :[true, (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 75 ms :[true, (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 8525 ms.
Product exploration explored 100000 steps with 0 reset in 8474 ms.
Applying partial POR strategy [true, false, true]
Stuttering acceptance computed with spot in 71 ms :[true, (NOT p0), (NOT p0)]
Support contains 2 out of 1381 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 1239 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 16:01:09] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 16:01:09] [INFO ] Computed 19 place invariants in 213 ms
[2023-03-16 16:01:39] [INFO ] Performed 83003/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 16:02:02] [INFO ] Dead Transitions using invariants and state equation in 52598 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 53842 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Support contains 2 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 420 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 16:02:02] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 16:02:02] [INFO ] Invariant cache hit.
[2023-03-16 16:02:11] [INFO ] Implicit Places using invariants in 8677 ms returned []
Implicit Place search using SMT only with invariants took 8678 ms to find 0 implicit places.
[2023-03-16 16:02:11] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 16:02:11] [INFO ] Invariant cache hit.
[2023-03-16 16:02:41] [INFO ] Performed 84805/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 16:03:02] [INFO ] Dead Transitions using invariants and state equation in 51263 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60369 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Treatment of property RERS17pb115-PT-1-LTLFireability-00 finished in 527903 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)))'
Support contains 4 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 620 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 16:03:09] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 16:03:09] [INFO ] Invariant cache hit.
[2023-03-16 16:03:17] [INFO ] Implicit Places using invariants in 8283 ms returned []
Implicit Place search using SMT only with invariants took 8292 ms to find 0 implicit places.
[2023-03-16 16:03:17] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 16:03:17] [INFO ] Invariant cache hit.
[2023-03-16 16:03:48] [INFO ] Performed 84053/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 16:04:08] [INFO ] Dead Transitions using invariants and state equation in 50660 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 59576 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 84 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : RERS17pb115-PT-1-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (OR (EQ s897 0) (EQ s931 0)) (OR (EQ s20 0) (EQ s562 0)))], 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][false, false]]
Product exploration timeout after 52480 steps with 26240 reset in 10002 ms.
Product exploration timeout after 56920 steps with 28460 reset in 10001 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 3 factoid took 55 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA RERS17pb115-PT-1-LTLFireability-02 TRUE TECHNIQUES KNOWLEDGE
Treatment of property RERS17pb115-PT-1-LTLFireability-02 finished in 80450 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(p0)||(p1&&G((F(p1)&&F(G(p2))))))))'
Support contains 4 out of 1381 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 895 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-16 16:04:30] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 16:04:30] [INFO ] Computed 19 place invariants in 240 ms
[2023-03-16 16:04:38] [INFO ] Implicit Places using invariants in 7851 ms returned []
Implicit Place search using SMT only with invariants took 7856 ms to find 0 implicit places.
[2023-03-16 16:04:38] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 16:04:38] [INFO ] Invariant cache hit.
[2023-03-16 16:05:08] [INFO ] Performed 84122/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 16:05:28] [INFO ] Dead Transitions using invariants and state equation in 50531 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 59287 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Stuttering acceptance computed with spot in 146 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p0))]
Running random walk in product with property : RERS17pb115-PT-1-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p1), acceptance={} source=0 dest: 1}, { cond=(NOT p2), acceptance={} source=0 dest: 2}], [{ cond=(AND p0 (NOT p1)), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0, 1} source=1 dest: 1}], [{ cond=(AND p0 p2), acceptance={} source=2 dest: 2}, { cond=(AND p0 (NOT p2)), acceptance={0} source=2 dest: 2}, { cond=(AND (NOT p0) p2), acceptance={1} source=2 dest: 2}, { cond=(AND (NOT p0) (NOT p2)), acceptance={0, 1} source=2 dest: 2}]], initial=0, aps=[p1:(OR (EQ s191 0) (EQ s603 0)), p2:(OR (EQ s26 0) (EQ s808 0)), p0:(AND (EQ s26 1) (EQ s808 1))], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 2 reset in 9073 ms.
Product exploration explored 100000 steps with 4 reset in 8694 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 p1 p2 (NOT p0)), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND p0 (NOT p2)))), (X (AND (NOT p0) p2)), (X (NOT (AND p0 p2))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (AND (NOT p0) p2))), (X (X (NOT (AND p0 p2)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p2)))))]
False Knowledge obtained : []
Knowledge based reduction with 13 factoid took 582 ms. Reduced automaton from 3 states, 9 edges and 3 AP (stutter insensitive) to 3 states, 9 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 123 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p0))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1140 ms. (steps per millisecond=8 ) properties (out of 8) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 167 ms. (steps per millisecond=59 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 189 ms. (steps per millisecond=52 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 175 ms. (steps per millisecond=57 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 230 ms. (steps per millisecond=43 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 138 ms. (steps per millisecond=72 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
[2023-03-16 16:05:50] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 16:05:50] [INFO ] Invariant cache hit.
[2023-03-16 16:05:50] [INFO ] [Real]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-16 16:06:11] [INFO ] After 20446ms SMT Verify possible using state equation in real domain returned unsat :3 sat :2
[2023-03-16 16:06:11] [INFO ] State equation strengthened by 741 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)
[2023-03-16 16:06:15] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 16:06:15] [INFO ] After 25024ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 5 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 936 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 939 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1003 ms. (steps per millisecond=9 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 160 ms. (steps per millisecond=62 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 159 ms. (steps per millisecond=62 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 2554 steps, run timeout after 3002 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2554 steps, saw 2005 distinct states, run finished after 3002 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 16:06:21] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 16:06:21] [INFO ] Invariant cache hit.
[2023-03-16 16:06:21] [INFO ] [Real]Absence check using 19 positive place invariants in 13 ms returned sat
[2023-03-16 16:06:21] [INFO ] After 265ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 16:06:21] [INFO ] [Nat]Absence check using 19 positive place invariants in 13 ms returned sat
[2023-03-16 16:06:42] [INFO ] After 20842ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 16:06:43] [INFO ] State equation strengthened by 741 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)
[2023-03-16 16:06:46] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 16:06:46] [INFO ] After 25016ms 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 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 947 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 947 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 945 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 16:06:48] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 16:06:48] [INFO ] Invariant cache hit.
[2023-03-16 16:06:56] [INFO ] Implicit Places using invariants in 8019 ms returned []
Implicit Place search using SMT only with invariants took 8046 ms to find 0 implicit places.
[2023-03-16 16:06:56] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 16:06:56] [INFO ] Invariant cache hit.
[2023-03-16 16:07:26] [INFO ] Performed 85921/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 16:07:46] [INFO ] Dead Transitions using invariants and state equation in 49820 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58824 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Found 3 invariant AP formulas.
Knowledge obtained : [(AND p1 p2 (NOT p0)), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND p0 (NOT p2)))), (X (AND (NOT p0) p2)), (X (NOT (AND p0 p2))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (AND (NOT p0) p2))), (X (X (NOT (AND p0 p2)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (G (NOT (AND p0 p2))), (G (NOT (AND (NOT p1) p0))), (G (NOT (AND (NOT p0) (NOT p2))))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) p2))), (F (AND p0 (NOT p2))), (F (NOT p2))]
Knowledge based reduction with 16 factoid took 793 ms. Reduced automaton from 3 states, 9 edges and 3 AP (stutter insensitive) to 3 states, 7 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 133 ms :[(OR (AND (NOT p1) p2) (AND p0 (NOT p1)) (AND p0 p2)), (AND (NOT p1) p2), (OR (AND (NOT p0) (NOT p2)) (AND p0 (NOT p1)) (AND p0 p2))]
Stuttering acceptance computed with spot in 137 ms :[(OR (AND (NOT p1) p2) (AND p0 (NOT p1)) (AND p0 p2)), (AND (NOT p1) p2), (OR (AND (NOT p0) (NOT p2)) (AND p0 (NOT p1)) (AND p0 p2))]
Support contains 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 843 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 16:07:48] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 16:07:48] [INFO ] Invariant cache hit.
[2023-03-16 16:07:56] [INFO ] Implicit Places using invariants in 8284 ms returned []
Implicit Place search using SMT only with invariants took 8306 ms to find 0 implicit places.
[2023-03-16 16:07:56] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 16:07:56] [INFO ] Invariant cache hit.
[2023-03-16 16:08:26] [INFO ] Performed 84451/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 16:08:47] [INFO ] Dead Transitions using invariants and state equation in 51171 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 60324 ms. Remains : 1380/1380 places, 144368/144368 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 p1 p2 (NOT p0)), (X (NOT (AND p1 p0 (NOT p2)))), (X (NOT (AND (NOT p1) p2))), (X (AND (NOT p0) p2)), (X (NOT (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2)) (AND p0 p2)))), (X (X (NOT (AND p1 p0 (NOT p2))))), (X (X (NOT (AND (NOT p1) p2)))), (X (X (AND (NOT p0) p2))), (X (X (NOT (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2)) (AND p0 p2)))))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 380 ms. Reduced automaton from 3 states, 7 edges and 3 AP (stutter insensitive) to 3 states, 7 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 107 ms :[(OR (AND (NOT p1) p2) (AND p0 (NOT p1)) (AND p0 p2)), (AND (NOT p1) p2), (OR (AND (NOT p0) (NOT p2)) (AND p0 (NOT p1)) (AND p0 p2))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1163 ms. (steps per millisecond=8 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 165 ms. (steps per millisecond=60 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 200 ms. (steps per millisecond=50 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 170 ms. (steps per millisecond=58 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 181 ms. (steps per millisecond=55 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 175 ms. (steps per millisecond=57 ) properties (out of 5) seen :0
Interrupted probabilistic random walk after 4052 steps, run timeout after 6002 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 4052 steps, saw 3077 distinct states, run finished after 6004 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 5 properties.
[2023-03-16 16:08:57] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 16:08:57] [INFO ] Invariant cache hit.
[2023-03-16 16:08:57] [INFO ] [Real]Absence check using 19 positive place invariants in 17 ms returned sat
[2023-03-16 16:09:20] [INFO ] After 22567ms SMT Verify possible using state equation in real domain returned unsat :1 sat :3 real:1
[2023-03-16 16:09:21] [INFO ] State equation strengthened by 741 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)
[2023-03-16 16:09:22] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 16:09:22] [INFO ] After 25023ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 5 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1096 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1100 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1652 ms. (steps per millisecond=6 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 327 ms. (steps per millisecond=30 ) properties (out of 4) 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 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 189 ms. (steps per millisecond=52 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 185 ms. (steps per millisecond=54 ) properties (out of 4) seen :0
Interrupted probabilistic random walk after 3713 steps, run timeout after 6001 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 3713 steps, saw 2832 distinct states, run finished after 6001 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 4 properties.
[2023-03-16 16:09:32] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 16:09:32] [INFO ] Invariant cache hit.
[2023-03-16 16:09:33] [INFO ] [Real]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-16 16:09:55] [INFO ] After 22084ms SMT Verify possible using state equation in real domain returned unsat :0 sat :3 real:1
[2023-03-16 16:09:55] [INFO ] State equation strengthened by 741 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)
[2023-03-16 16:09:57] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 16:09:57] [INFO ] After 25026ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 4 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1114 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1115 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1112 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 16:10:00] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 16:10:00] [INFO ] Invariant cache hit.
[2023-03-16 16:10:08] [INFO ] Implicit Places using invariants in 8934 ms returned []
Implicit Place search using SMT only with invariants took 8935 ms to find 0 implicit places.
[2023-03-16 16:10:08] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 16:10:08] [INFO ] Invariant cache hit.
[2023-03-16 16:10:39] [INFO ] Performed 83482/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 16:11:01] [INFO ] Dead Transitions using invariants and state equation in 52152 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 62220 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p1 p2 (NOT p0)), (X (NOT (AND p1 p0 (NOT p2)))), (X (NOT (AND (NOT p1) p2))), (X (AND (NOT p0) p2)), (X (NOT (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2)) (AND p0 p2)))), (X (X (NOT (AND p1 p0 (NOT p2))))), (X (X (NOT (AND (NOT p1) p2)))), (X (X (AND (NOT p0) p2))), (X (X (NOT (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2)) (AND p0 p2))))), (G (NOT (OR (AND (NOT p1) p0) (AND (NOT p2) (NOT p0)) (AND p2 p0))))]
False Knowledge obtained : []
Knowledge based reduction with 10 factoid took 463 ms. Reduced automaton from 3 states, 7 edges and 3 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 137 ms :[(NOT p1), (NOT p1), false]
Stuttering acceptance computed with spot in 103 ms :[(NOT p1), (NOT p1), false]
Stuttering acceptance computed with spot in 123 ms :[(NOT p1), (NOT p1), false]
Product exploration timeout after 86370 steps with 6 reset in 10001 ms.
Product exploration timeout after 91000 steps with 0 reset in 10001 ms.
Support contains 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1001 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 16:11:23] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 16:11:23] [INFO ] Invariant cache hit.
[2023-03-16 16:11:32] [INFO ] Implicit Places using invariants in 9296 ms returned []
Implicit Place search using SMT only with invariants took 9297 ms to find 0 implicit places.
[2023-03-16 16:11:32] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 16:11:32] [INFO ] Invariant cache hit.
[2023-03-16 16:12:02] [INFO ] Performed 84058/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 16:12:22] [INFO ] Dead Transitions using invariants and state equation in 50264 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 60569 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Treatment of property RERS17pb115-PT-1-LTLFireability-04 finished in 479354 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 1381 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 1047 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-16 16:12:29] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 16:12:29] [INFO ] Invariant cache hit.
[2023-03-16 16:12:38] [INFO ] Implicit Places using invariants in 8979 ms returned []
Implicit Place search using SMT only with invariants took 8981 ms to find 0 implicit places.
[2023-03-16 16:12:38] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 16:12:38] [INFO ] Invariant cache hit.
[2023-03-16 16:13:08] [INFO ] Performed 84998/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 16:13:30] [INFO ] Dead Transitions using invariants and state equation in 51676 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61710 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Stuttering acceptance computed with spot in 47 ms :[(NOT p0)]
Running random walk in product with property : RERS17pb115-PT-1-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (EQ s385 1) (EQ s426 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration timeout after 77730 steps with 0 reset in 10001 ms.
Product exploration timeout after 85760 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 : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 112 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1005 ms. (steps per millisecond=9 ) properties (out of 1) seen :0
Finished Best-First random walk after 764 steps, including 0 resets, run visited all 1 properties in 17 ms. (steps per millisecond=44 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 137 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 50 ms :[(NOT p0)]
[2023-03-16 16:13:53] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 16:13:53] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 858 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 16:14:09] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 16:14:09] [INFO ] Invariant cache hit.
[2023-03-16 16:14:18] [INFO ] Implicit Places using invariants in 9377 ms returned []
Implicit Place search using SMT only with invariants took 9378 ms to find 0 implicit places.
[2023-03-16 16:14:19] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 16:14:19] [INFO ] Invariant cache hit.
[2023-03-16 16:14:49] [INFO ] Performed 81838/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 16:15:11] [INFO ] Dead Transitions using invariants and state equation in 52481 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 62727 ms. Remains : 1380/1380 places, 144368/144368 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 : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 116 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1067 ms. (steps per millisecond=9 ) properties (out of 1) seen :0
Finished Best-First random walk after 1303 steps, including 0 resets, run visited all 1 properties in 25 ms. (steps per millisecond=52 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 136 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
[2023-03-16 16:15:14] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 16:15:14] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 44 ms :[(NOT p0)]
Product exploration timeout after 93250 steps with 0 reset in 10031 ms.
Product exploration timeout after 97600 steps with 0 reset in 10001 ms.
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 920 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 16:15:50] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 16:15:50] [INFO ] Invariant cache hit.
[2023-03-16 16:15:59] [INFO ] Implicit Places using invariants in 8893 ms returned []
Implicit Place search using SMT only with invariants took 8894 ms to find 0 implicit places.
[2023-03-16 16:15:59] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 16:15:59] [INFO ] Invariant cache hit.
[2023-03-16 16:16:30] [INFO ] Performed 80618/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 16:16:52] [INFO ] Dead Transitions using invariants and state equation in 53262 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 63081 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Treatment of property RERS17pb115-PT-1-LTLFireability-06 finished in 270406 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((X(p1) U (X(!p3)&&p2))||p0)))'
Support contains 6 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 584 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 16:16:59] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 16:17:00] [INFO ] Computed 19 place invariants in 375 ms
[2023-03-16 16:17:08] [INFO ] Implicit Places using invariants in 9323 ms returned []
Implicit Place search using SMT only with invariants took 9328 ms to find 0 implicit places.
[2023-03-16 16:17:09] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 16:17:09] [INFO ] Invariant cache hit.
[2023-03-16 16:17:39] [INFO ] Performed 85393/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 16:18:00] [INFO ] Dead Transitions using invariants and state equation in 51116 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61034 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 203 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p3)), p3, true, (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p3)), (OR (NOT p1) (NOT p2) p3)]
Running random walk in product with property : RERS17pb115-PT-1-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p0) p2), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p0) (NOT p2)), acceptance={} source=0 dest: 4}], [{ cond=(AND p2 p1 p3), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p1) p3), acceptance={0} source=1 dest: 2}, { cond=(AND (NOT p2) p1 p3), acceptance={0} source=1 dest: 4}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=true, acceptance={} source=3 dest: 0}], [{ cond=(AND p2 p1), acceptance={0} source=4 dest: 1}, { cond=(NOT p1), acceptance={0} source=4 dest: 2}, { cond=(AND (NOT p2) p1), acceptance={0} source=4 dest: 4}]], initial=3, aps=[p0:(OR (EQ s471 0) (EQ s869 0)), p2:(AND (EQ s438 1) (EQ s604 1)), p1:(AND (EQ s471 1) (EQ s869 1)), p3:(AND (EQ s332 1) (EQ s773 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration timeout after 53680 steps with 26840 reset in 10001 ms.
Product exploration timeout after 54010 steps with 27005 reset in 10001 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 (NOT p2) (NOT p1) (NOT p3)), (X (NOT (AND (NOT p0) p2))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (NOT (AND (NOT p1) p3)))), (X (X (NOT (AND p2 p1)))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p2) p1 p3)))), (X (X (NOT (AND p2 p1 p3))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (NOT (AND (NOT p0) (NOT p2))))
Knowledge based reduction with 9 factoid took 184 ms. Reduced automaton from 5 states, 10 edges and 4 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA RERS17pb115-PT-1-LTLFireability-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property RERS17pb115-PT-1-LTLFireability-07 finished in 82177 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(G(p1))&&p0)))'
Support contains 2 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 486 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 16:18:21] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 16:18:21] [INFO ] Invariant cache hit.
[2023-03-16 16:18:30] [INFO ] Implicit Places using invariants in 8835 ms returned []
Implicit Place search using SMT only with invariants took 8842 ms to find 0 implicit places.
[2023-03-16 16:18:30] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 16:18:30] [INFO ] Invariant cache hit.
[2023-03-16 16:19:00] [INFO ] Performed 88424/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 16:19:21] [INFO ] Dead Transitions using invariants and state equation in 50840 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60174 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 143 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Running random walk in product with property : RERS17pb115-PT-1-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}, { cond=p0, acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=p1, acceptance={} source=3 dest: 3}, { cond=(NOT p1), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(AND (EQ s19 1) (EQ s1376 1)), p1:(OR (EQ s19 0) (EQ s1376 0))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 6 ms.
FORMULA RERS17pb115-PT-1-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb115-PT-1-LTLFireability-08 finished in 60765 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((F(p1)||p0))))'
Support contains 4 out of 1381 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 994 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 16:19:23] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 16:19:23] [INFO ] Invariant cache hit.
[2023-03-16 16:19:32] [INFO ] Implicit Places using invariants in 9071 ms returned []
Implicit Place search using SMT only with invariants took 9072 ms to find 0 implicit places.
[2023-03-16 16:19:32] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 16:19:32] [INFO ] Invariant cache hit.
[2023-03-16 16:20:02] [INFO ] Performed 83505/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 16:20:24] [INFO ] Dead Transitions using invariants and state equation in 51928 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61999 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 86 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : RERS17pb115-PT-1-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 1}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (EQ s988 0) (EQ s1055 0)), p1:(OR (EQ s695 0) (EQ s1235 0))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration timeout after 93030 steps with 0 reset in 10001 ms.
Product exploration timeout after 93790 steps with 0 reset in 10001 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 p1), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 172 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 71 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1485 ms. (steps per millisecond=6 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 224 ms. (steps per millisecond=44 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 189 ms. (steps per millisecond=52 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 1960 steps, run timeout after 3003 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 1960 steps, saw 1528 distinct states, run finished after 3003 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 16:20:50] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 16:20:50] [INFO ] Invariant cache hit.
[2023-03-16 16:20:50] [INFO ] [Real]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-16 16:21:11] [INFO ] After 20416ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-16 16:21:12] [INFO ] State equation strengthened by 2277 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)
[2023-03-16 16:21:15] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 16:21:15] [INFO ] After 25018ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1381 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 1113 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1117 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1477 ms. (steps per millisecond=6 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 180 ms. (steps per millisecond=55 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 246 ms. (steps per millisecond=40 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 1918 steps, run timeout after 3006 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 1918 steps, saw 1495 distinct states, run finished after 3006 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 16:21:22] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 16:21:22] [INFO ] Invariant cache hit.
[2023-03-16 16:21:22] [INFO ] [Real]Absence check using 19 positive place invariants in 18 ms returned sat
[2023-03-16 16:21:43] [INFO ] After 21579ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-16 16:21:44] [INFO ] State equation strengthened by 2277 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 16:21:47] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 16:21:47] [INFO ] After 25032ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 4 out of 1381 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 1096 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1096 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 1070 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 16:21:49] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 16:21:49] [INFO ] Invariant cache hit.
[2023-03-16 16:21:58] [INFO ] Implicit Places using invariants in 9466 ms returned []
Implicit Place search using SMT only with invariants took 9468 ms to find 0 implicit places.
[2023-03-16 16:21:58] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 16:21:58] [INFO ] Invariant cache hit.
[2023-03-16 16:22:28] [INFO ] Performed 82476/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 16:22:51] [INFO ] Dead Transitions using invariants and state equation in 52328 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 62878 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Knowledge obtained : [(AND p0 p1), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 209 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 92 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 89 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 4 out of 1381 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 921 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 16:22:52] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 16:22:52] [INFO ] Invariant cache hit.
[2023-03-16 16:23:02] [INFO ] Implicit Places using invariants in 9526 ms returned []
Implicit Place search using SMT only with invariants took 9530 ms to find 0 implicit places.
[2023-03-16 16:23:02] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 16:23:02] [INFO ] Invariant cache hit.
[2023-03-16 16:23:32] [INFO ] Performed 83784/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 16:23:53] [INFO ] Dead Transitions using invariants and state equation in 51394 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61851 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 p1), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 245 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 84 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1358 ms. (steps per millisecond=7 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 259 ms. (steps per millisecond=38 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 229 ms. (steps per millisecond=43 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 2278 steps, run timeout after 3002 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2278 steps, saw 1779 distinct states, run finished after 3002 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 16:24:00] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 16:24:00] [INFO ] Invariant cache hit.
[2023-03-16 16:24:00] [INFO ] [Real]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-16 16:24:21] [INFO ] After 21124ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-16 16:24:22] [INFO ] State equation strengthened by 2277 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)
[2023-03-16 16:24:25] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 16:24:25] [INFO ] After 25032ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1381 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 1084 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1088 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1560 ms. (steps per millisecond=6 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 273 ms. (steps per millisecond=36 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 265 ms. (steps per millisecond=37 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 5555 steps, run timeout after 6004 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 5555 steps, saw 4322 distinct states, run finished after 6005 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 16:24:34] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 16:24:34] [INFO ] Invariant cache hit.
[2023-03-16 16:24:35] [INFO ] [Real]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-16 16:24:56] [INFO ] After 21528ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-16 16:24:57] [INFO ] State equation strengthened by 2277 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 16:24:59] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 16:24:59] [INFO ] After 25023ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1381 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 1010 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1011 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 1213 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 16:25:02] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 16:25:02] [INFO ] Invariant cache hit.
[2023-03-16 16:25:10] [INFO ] Implicit Places using invariants in 8320 ms returned []
Implicit Place search using SMT only with invariants took 8321 ms to find 0 implicit places.
[2023-03-16 16:25:10] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 16:25:10] [INFO ] Invariant cache hit.
[2023-03-16 16:25:40] [INFO ] Performed 86841/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 16:26:01] [INFO ] Dead Transitions using invariants and state equation in 50957 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 60519 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Knowledge obtained : [(AND p0 p1), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 212 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 73 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 76 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 207 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration timeout after 87330 steps with 0 reset in 10001 ms.
Product exploration timeout after 92860 steps with 0 reset in 10001 ms.
Support contains 4 out of 1381 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 923 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 16:26:23] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 16:26:23] [INFO ] Invariant cache hit.
[2023-03-16 16:26:32] [INFO ] Implicit Places using invariants in 8681 ms returned []
Implicit Place search using SMT only with invariants took 8682 ms to find 0 implicit places.
[2023-03-16 16:26:32] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 16:26:32] [INFO ] Invariant cache hit.
[2023-03-16 16:27:02] [INFO ] Performed 87710/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 16:27:21] [INFO ] Dead Transitions using invariants and state equation in 49221 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 58845 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Treatment of property RERS17pb115-PT-1-LTLFireability-09 finished in 485016 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((!p0 U (p1||G(!p0))) U p2)))'
Support contains 6 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 601 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 16:27:27] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 16:27:27] [INFO ] Invariant cache hit.
[2023-03-16 16:27:36] [INFO ] Implicit Places using invariants in 8652 ms returned []
Implicit Place search using SMT only with invariants took 8652 ms to find 0 implicit places.
[2023-03-16 16:27:36] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 16:27:36] [INFO ] Invariant cache hit.
[2023-03-16 16:28:06] [INFO ] Performed 85423/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 16:28:26] [INFO ] Dead Transitions using invariants and state equation in 50705 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 59964 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 158 ms :[(NOT p2), (NOT p2), true, (AND (NOT p1) p0)]
Running random walk in product with property : RERS17pb115-PT-1-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(OR (AND (NOT p2) p1) (AND (NOT p2) (NOT p0))), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p2) (NOT p1) p0), acceptance={0} source=1 dest: 2}, { cond=(AND (NOT p2) (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 3}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(AND (NOT p1) p0), acceptance={} source=3 dest: 2}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=3 dest: 3}]], initial=0, aps=[p2:(AND (EQ s92 1) (EQ s842 1)), p1:(AND (NOT (AND (EQ s108 1) (EQ s1091 1))) (NOT (AND (EQ s13 1) (EQ s1176 1)))), p0:(AND (EQ s13 1) (EQ s1176 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][false, false, false, false]]
Product exploration explored 100000 steps with 4 reset in 9059 ms.
Product exploration explored 100000 steps with 5 reset in 8925 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p2) p1 (NOT p0)), (X (NOT (AND (NOT p2) (NOT p1) p0))), (X (NOT (AND (NOT p2) (NOT p1) (NOT p0)))), (X (OR (AND (NOT p2) p1) (AND (NOT p2) (NOT p0)))), true, (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT (AND (NOT p2) (NOT p1) p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p0))))), (X (X (OR (AND (NOT p2) p1) (AND (NOT p2) (NOT p0)))))]
False Knowledge obtained : []
Knowledge based reduction with 10 factoid took 470 ms. Reduced automaton from 4 states, 7 edges and 3 AP (stutter sensitive) to 4 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 153 ms :[(NOT p2), (NOT p2), true, (AND (NOT p1) p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1630 ms. (steps per millisecond=6 ) properties (out of 5) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 176 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 171 ms. (steps per millisecond=58 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 211 ms. (steps per millisecond=47 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
[2023-03-16 16:28:49] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 16:28:49] [INFO ] Invariant cache hit.
[2023-03-16 16:28:49] [INFO ] [Real]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-16 16:29:11] [INFO ] After 21756ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2 real:1
[2023-03-16 16:29:12] [INFO ] State equation strengthened by 2277 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 16:29:14] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 16:29:14] [INFO ] After 25025ms 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 6 out of 1381 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 1380 transition count 144368
Applied a total of 1 rules in 2133 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2137 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1075 ms. (steps per millisecond=9 ) properties (out of 3) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 115 ms. (steps per millisecond=86 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 115 ms. (steps per millisecond=86 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-16 16:29:18] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 16:29:18] [INFO ] Computed 19 place invariants in 366 ms
[2023-03-16 16:29:18] [INFO ] After 242ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 16:29:19] [INFO ] [Nat]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-16 16:29:39] [INFO ] After 20217ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 16:29:40] [INFO ] State equation strengthened by 741 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)
[2023-03-16 16:29:43] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 16:29:43] [INFO ] After 25032ms 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 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 988 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 988 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1055 ms. (steps per millisecond=9 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 108 ms. (steps per millisecond=92 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 109 ms. (steps per millisecond=91 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 1981 steps, run timeout after 3003 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 1981 steps, saw 1544 distinct states, run finished after 3003 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 16:29:49] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 16:29:49] [INFO ] Invariant cache hit.
[2023-03-16 16:29:49] [INFO ] After 237ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 16:29:49] [INFO ] [Nat]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-16 16:30:10] [INFO ] After 20509ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 16:30:11] [INFO ] State equation strengthened by 741 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)
[2023-03-16 16:30:14] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 16:30:14] [INFO ] After 25035ms 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 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 920 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 920 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 921 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 16:30:16] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 16:30:16] [INFO ] Invariant cache hit.
[2023-03-16 16:30:25] [INFO ] Implicit Places using invariants in 8592 ms returned []
Implicit Place search using SMT only with invariants took 8593 ms to find 0 implicit places.
[2023-03-16 16:30:25] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 16:30:25] [INFO ] Invariant cache hit.
[2023-03-16 16:30:55] [INFO ] Performed 82870/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 16:31:16] [INFO ] Dead Transitions using invariants and state equation in 51562 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61094 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND (NOT p2) p1 (NOT p0)), (X (NOT (AND (NOT p2) (NOT p1) p0))), (X (NOT (AND (NOT p2) (NOT p1) (NOT p0)))), (X (OR (AND (NOT p2) p1) (AND (NOT p2) (NOT p0)))), true, (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT (AND (NOT p2) (NOT p1) p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p0))))), (X (X (OR (AND (NOT p2) p1) (AND (NOT p2) (NOT p0)))))]
False Knowledge obtained : [(F (AND (NOT p1) (NOT p0))), (F (NOT (OR (AND p1 (NOT p2)) (AND (NOT p2) (NOT p0))))), (F (AND (NOT p1) (NOT p2) (NOT p0)))]
Knowledge based reduction with 10 factoid took 524 ms. Reduced automaton from 4 states, 7 edges and 3 AP (stutter sensitive) to 4 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 153 ms :[(NOT p2), (NOT p2), true, (AND (NOT p1) p0)]
Stuttering acceptance computed with spot in 139 ms :[(NOT p2), (NOT p2), true, (AND (NOT p1) p0)]
[2023-03-16 16:31:17] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 16:31:18] [INFO ] Computed 19 place invariants in 288 ms
Could not prove EG (NOT p2)
Support contains 6 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 416 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 16:31:34] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 16:31:34] [INFO ] Invariant cache hit.
[2023-03-16 16:31:42] [INFO ] Implicit Places using invariants in 8391 ms returned []
Implicit Place search using SMT only with invariants took 8403 ms to find 0 implicit places.
[2023-03-16 16:31:42] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 16:31:42] [INFO ] Invariant cache hit.
[2023-03-16 16:32:12] [INFO ] Performed 88012/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 16:32:32] [INFO ] Dead Transitions using invariants and state equation in 50046 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 58873 ms. Remains : 1381/1381 places, 144369/144369 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 p1 (NOT p2) (NOT p0)), (X (NOT (AND (NOT p1) (NOT p2) p0))), (X (OR (AND p1 (NOT p2)) (AND (NOT p2) (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p2) (NOT p0)))), true, (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT (AND (NOT p1) (NOT p2) p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (OR (AND p1 (NOT p2)) (AND (NOT p2) (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p0)))))]
False Knowledge obtained : []
Knowledge based reduction with 10 factoid took 416 ms. Reduced automaton from 4 states, 7 edges and 3 AP (stutter sensitive) to 4 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 119 ms :[(NOT p2), (NOT p2), true, (AND p0 (NOT p1))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1056 ms. (steps per millisecond=9 ) properties (out of 5) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 137 ms. (steps per millisecond=73 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 111 ms. (steps per millisecond=90 ) properties (out of 4) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 102 ms. (steps per millisecond=98 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-16 16:32:35] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 16:32:35] [INFO ] Invariant cache hit.
[2023-03-16 16:32:35] [INFO ] After 237ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 16:32:36] [INFO ] [Nat]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-16 16:32:56] [INFO ] After 20291ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 16:32:57] [INFO ] State equation strengthened by 2277 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 16:33:00] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 16:33:00] [INFO ] After 25024ms 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 4 out of 1381 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 1380 transition count 144368
Applied a total of 1 rules in 1846 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1849 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1079 ms. (steps per millisecond=9 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 122 ms. (steps per millisecond=81 ) properties (out of 2) 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 2) seen :0
Interrupted probabilistic random walk after 2174 steps, run timeout after 3004 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2174 steps, saw 1696 distinct states, run finished after 3004 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 16:33:07] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 16:33:07] [INFO ] Computed 19 place invariants in 239 ms
[2023-03-16 16:33:07] [INFO ] After 213ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 16:33:08] [INFO ] [Nat]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-16 16:33:28] [INFO ] After 19942ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 16:33:28] [INFO ] State equation strengthened by 741 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)
[2023-03-16 16:33:32] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 16:33:32] [INFO ] After 25021ms 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 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 915 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 915 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 911 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 16:33:34] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 16:33:34] [INFO ] Invariant cache hit.
[2023-03-16 16:33:42] [INFO ] Implicit Places using invariants in 7905 ms returned []
Implicit Place search using SMT only with invariants took 7907 ms to find 0 implicit places.
[2023-03-16 16:33:42] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 16:33:42] [INFO ] Invariant cache hit.
[2023-03-16 16:34:12] [INFO ] Performed 84608/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 16:34:33] [INFO ] Dead Transitions using invariants and state equation in 50776 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 59607 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND p1 (NOT p2) (NOT p0)), (X (NOT (AND (NOT p1) (NOT p2) p0))), (X (OR (AND p1 (NOT p2)) (AND (NOT p2) (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p2) (NOT p0)))), true, (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT (AND (NOT p1) (NOT p2) p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (OR (AND p1 (NOT p2)) (AND (NOT p2) (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p0)))))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1))), (F (NOT (OR (AND (NOT p0) (NOT p2)) (AND p1 (NOT p2))))), (F (AND (NOT p0) (NOT p1) (NOT p2)))]
Knowledge based reduction with 10 factoid took 529 ms. Reduced automaton from 4 states, 7 edges and 3 AP (stutter sensitive) to 4 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 114 ms :[(NOT p2), (NOT p2), true, (AND p0 (NOT p1))]
Stuttering acceptance computed with spot in 139 ms :[(NOT p2), (NOT p2), true, (AND p0 (NOT p1))]
[2023-03-16 16:34:34] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 16:34:35] [INFO ] Computed 19 place invariants in 362 ms
Could not prove EG (NOT p2)
Stuttering acceptance computed with spot in 185 ms :[(NOT p2), (NOT p2), true, (AND p0 (NOT p1))]
Product exploration timeout after 69130 steps with 6 reset in 10001 ms.
Product exploration timeout after 72730 steps with 6 reset in 10001 ms.
Applying partial POR strategy [false, true, true, true]
Stuttering acceptance computed with spot in 268 ms :[(NOT p2), (NOT p2), true, (AND p0 (NOT p1))]
Support contains 6 out of 1381 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 874 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 16:35:11] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 16:35:11] [INFO ] Invariant cache hit.
[2023-03-16 16:35:42] [INFO ] Performed 84319/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 16:36:02] [INFO ] Dead Transitions using invariants and state equation in 51148 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 52030 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Support contains 6 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 519 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 16:36:03] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 16:36:03] [INFO ] Invariant cache hit.
[2023-03-16 16:36:11] [INFO ] Implicit Places using invariants in 7810 ms returned []
Implicit Place search using SMT only with invariants took 7811 ms to find 0 implicit places.
[2023-03-16 16:36:11] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 16:36:11] [INFO ] Invariant cache hit.
[2023-03-16 16:36:41] [INFO ] Performed 86003/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 16:37:02] [INFO ] Dead Transitions using invariants and state equation in 51290 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 59626 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Treatment of property RERS17pb115-PT-1-LTLFireability-10 finished in 581848 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 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 689 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 16:37:09] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 16:37:09] [INFO ] Invariant cache hit.
[2023-03-16 16:37:18] [INFO ] Implicit Places using invariants in 9073 ms returned []
Implicit Place search using SMT only with invariants took 9094 ms to find 0 implicit places.
[2023-03-16 16:37:18] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 16:37:18] [INFO ] Invariant cache hit.
[2023-03-16 16:37:48] [INFO ] Performed 82400/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 16:38:11] [INFO ] Dead Transitions using invariants and state equation in 52797 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62597 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 88 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : RERS17pb115-PT-1-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(AND (EQ s123 1) (EQ s436 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 4 ms.
FORMULA RERS17pb115-PT-1-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb115-PT-1-LTLFireability-11 finished in 63105 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||((F(p1) U !p2) U p3)))'
Support contains 8 out of 1381 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 1269 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-16 16:38:13] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 16:38:13] [INFO ] Computed 19 place invariants in 358 ms
[2023-03-16 16:38:21] [INFO ] Implicit Places using invariants in 8738 ms returned []
Implicit Place search using SMT only with invariants took 8739 ms to find 0 implicit places.
[2023-03-16 16:38:22] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 16:38:22] [INFO ] Invariant cache hit.
[2023-03-16 16:38:52] [INFO ] Performed 82456/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 16:39:14] [INFO ] Dead Transitions using invariants and state equation in 52912 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 62930 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Stuttering acceptance computed with spot in 238 ms :[(AND (NOT p0) (NOT p3)), (NOT p1), p2, (NOT p3), (AND (NOT p1) (NOT p0)), (AND (NOT p0) p2)]
Running random walk in product with property : RERS17pb115-PT-1-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=(AND p0 (NOT p3)), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p3) p2 (NOT p1)), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p0) (NOT p3) p2), acceptance={} source=0 dest: 2}, { cond=(AND (NOT p0) (NOT p3)), acceptance={} source=0 dest: 3}, { cond=(AND p0 (NOT p3) p2 (NOT p1)), acceptance={} source=0 dest: 4}, { cond=(AND p0 (NOT p3) p2), acceptance={} source=0 dest: 5}], [{ cond=(NOT p1), acceptance={0} source=1 dest: 1}], [{ cond=(AND p2 (NOT p1)), acceptance={0} source=2 dest: 1}, { cond=p2, acceptance={0} source=2 dest: 2}], [{ cond=(AND (NOT p3) p2 (NOT p1)), acceptance={0} source=3 dest: 1}, { cond=(AND (NOT p3) p2), acceptance={0} source=3 dest: 2}, { cond=(NOT p3), acceptance={0} source=3 dest: 3}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=4 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={} source=4 dest: 4}], [{ cond=(AND (NOT p0) p2 (NOT p1)), acceptance={} source=5 dest: 1}, { cond=(AND (NOT p0) p2), acceptance={} source=5 dest: 2}, { cond=(AND p0 p2 (NOT p1)), acceptance={} source=5 dest: 4}, { cond=(AND p0 p2), acceptance={} source=5 dest: 5}]], initial=0, aps=[p0:(OR (EQ s706 0) (EQ s1239 0)), p3:(OR (AND (EQ s710 1) (EQ s1204 1)) (AND (EQ s1095 1) (EQ s1355 1))), p2:(AND (EQ s710 1) (EQ s1204 1)), p1:(AND (EQ s...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][true, true, true, true, true, true]]
Product exploration timeout after 98200 steps with 2 reset in 10001 ms.
Product exploration timeout after 99760 steps with 1 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 p0 (NOT p3) (NOT p2) (NOT p1)), (X (NOT p2)), (X (NOT p1)), (X (NOT (AND (NOT p0) (NOT p3) p2))), (X (AND p0 (NOT p3))), (X (NOT (AND (NOT p0) (NOT p3) p2 (NOT p1)))), (X (NOT (AND (NOT p3) p2))), (X (NOT (AND (NOT p0) (NOT p3)))), (X (NOT (AND p0 (NOT p3) p2))), (X (AND p0 (NOT p1))), (X (NOT p3)), (X (NOT (AND (NOT p0) p2))), (X (NOT (AND p0 p2 (NOT p1)))), (X (NOT (AND p0 (NOT p3) p2 (NOT p1)))), (X (NOT (AND p2 (NOT p1)))), (X (NOT (AND (NOT p3) p2 (NOT p1)))), (X (NOT (AND p0 p2))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p2 (NOT p1)))), (X (X (NOT p2))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p0) (NOT p3) p2)))), (X (X (AND p0 (NOT p3)))), (X (X (NOT (AND (NOT p0) (NOT p3) p2 (NOT p1))))), (X (X (NOT (AND (NOT p3) p2)))), (X (X (NOT (AND (NOT p0) (NOT p3))))), (X (X (NOT (AND p0 (NOT p3) p2)))), (X (X (AND p0 (NOT p1)))), (X (X (NOT p3))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT (AND p0 p2 (NOT p1))))), (X (X (NOT (AND p0 (NOT p3) p2 (NOT p1))))), (X (X (NOT (AND p2 (NOT p1))))), (X (X (NOT (AND (NOT p3) p2 (NOT p1))))), (X (X (NOT (AND p0 p2)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p2 (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 37 factoid took 1857 ms. Reduced automaton from 6 states, 18 edges and 4 AP (stutter insensitive) to 6 states, 18 edges and 4 AP (stutter insensitive).
Stuttering acceptance computed with spot in 240 ms :[(AND (NOT p0) (NOT p3)), (NOT p1), p2, (NOT p3), (AND (NOT p1) (NOT p0)), (AND (NOT p0) p2)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 2019 ms. (steps per millisecond=4 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=31 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=28 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 36 ms. (steps per millisecond=27 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 34 ms. (steps per millisecond=29 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 34 ms. (steps per millisecond=29 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=28 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 34 ms. (steps per millisecond=29 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 51 ms. (steps per millisecond=19 ) properties (out of 18) 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 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=34 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=34 ) properties (out of 18) 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 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 59 ms. (steps per millisecond=16 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=32 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=33 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 89 ms. (steps per millisecond=11 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 108 ms. (steps per millisecond=9 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=28 ) properties (out of 18) seen :0
Interrupted probabilistic random walk after 4456 steps, run timeout after 6006 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 4456 steps, saw 3394 distinct states, run finished after 6009 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 18 properties.
[2023-03-16 16:39:47] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 16:39:47] [INFO ] Invariant cache hit.
[2023-03-16 16:39:47] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-16 16:40:09] [INFO ] After 21372ms SMT Verify possible using state equation in real domain returned unsat :8 sat :3 real:7
[2023-03-16 16:40:10] [INFO ] State equation strengthened by 741 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)
[2023-03-16 16:40:12] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 16:40:12] [INFO ] After 25014ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 18 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 8 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 947 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 950 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1324 ms. (steps per millisecond=7 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 183 ms. (steps per millisecond=54 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 219 ms. (steps per millisecond=45 ) properties (out of 10) 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 10) 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 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 154 ms. (steps per millisecond=64 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 175 ms. (steps per millisecond=57 ) properties (out of 10) 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 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 218 ms. (steps per millisecond=45 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 168 ms. (steps per millisecond=59 ) properties (out of 10) 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 10) seen :0
Interrupted probabilistic random walk after 5545 steps, run timeout after 6002 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 5545 steps, saw 4314 distinct states, run finished after 6004 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 10 properties.
[2023-03-16 16:40:22] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 16:40:22] [INFO ] Invariant cache hit.
[2023-03-16 16:40:23] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-16 16:40:46] [INFO ] After 23310ms SMT Verify possible using state equation in real domain returned unsat :0 sat :5 real:5
[2023-03-16 16:40:47] [INFO ] State equation strengthened by 741 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)
[2023-03-16 16:40:47] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 16:40:47] [INFO ] After 25019ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 10 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 8 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 944 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 944 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 910 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 16:40:49] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 16:40:49] [INFO ] Invariant cache hit.
[2023-03-16 16:40:58] [INFO ] Implicit Places using invariants in 8459 ms returned []
Implicit Place search using SMT only with invariants took 8471 ms to find 0 implicit places.
[2023-03-16 16:40:58] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 16:40:58] [INFO ] Invariant cache hit.
[2023-03-16 16:41:28] [INFO ] Performed 83888/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 16:41:50] [INFO ] Dead Transitions using invariants and state equation in 52142 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61562 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Found 8 invariant AP formulas.
Knowledge obtained : [(AND p0 (NOT p3) (NOT p2) (NOT p1)), (X (NOT p2)), (X (NOT p1)), (X (NOT (AND (NOT p0) (NOT p3) p2))), (X (AND p0 (NOT p3))), (X (NOT (AND (NOT p0) (NOT p3) p2 (NOT p1)))), (X (NOT (AND (NOT p3) p2))), (X (NOT (AND (NOT p0) (NOT p3)))), (X (NOT (AND p0 (NOT p3) p2))), (X (AND p0 (NOT p1))), (X (NOT p3)), (X (NOT (AND (NOT p0) p2))), (X (NOT (AND p0 p2 (NOT p1)))), (X (NOT (AND p0 (NOT p3) p2 (NOT p1)))), (X (NOT (AND p2 (NOT p1)))), (X (NOT (AND (NOT p3) p2 (NOT p1)))), (X (NOT (AND p0 p2))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p2 (NOT p1)))), (X (X (NOT p2))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p0) (NOT p3) p2)))), (X (X (AND p0 (NOT p3)))), (X (X (NOT (AND (NOT p0) (NOT p3) p2 (NOT p1))))), (X (X (NOT (AND (NOT p3) p2)))), (X (X (NOT (AND (NOT p0) (NOT p3))))), (X (X (NOT (AND p0 (NOT p3) p2)))), (X (X (AND p0 (NOT p1)))), (X (X (NOT p3))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT (AND p0 p2 (NOT p1))))), (X (X (NOT (AND p0 (NOT p3) p2 (NOT p1))))), (X (X (NOT (AND p2 (NOT p1))))), (X (X (NOT (AND (NOT p3) p2 (NOT p1))))), (X (X (NOT (AND p0 p2)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p2 (NOT p1))))), (G (NOT (AND (NOT p0) p2))), (G (NOT (AND p0 (NOT p1) p2 (NOT p3)))), (G (NOT (AND (NOT p0) (NOT p1) p2))), (G (NOT (AND p0 p2 (NOT p3)))), (G (NOT (AND (NOT p0) p2 (NOT p3)))), (G (NOT (AND (NOT p0) (NOT p1) p2 (NOT p3)))), (G (NOT (AND p2 (NOT p3)))), (G (NOT (AND (NOT p1) p2 (NOT p3))))]
False Knowledge obtained : []
Knowledge based reduction with 45 factoid took 1987 ms. Reduced automaton from 6 states, 18 edges and 4 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 67 ms :[(NOT p3), (AND (NOT p3) (NOT p0))]
Stuttering acceptance computed with spot in 70 ms :[(NOT p3), (AND (NOT p3) (NOT p0))]
Support contains 6 out of 1380 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 835 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 16:41:53] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 16:41:53] [INFO ] Invariant cache hit.
[2023-03-16 16:42:01] [INFO ] Implicit Places using invariants in 7968 ms returned []
Implicit Place search using SMT only with invariants took 7993 ms to find 0 implicit places.
[2023-03-16 16:42:01] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 16:42:01] [INFO ] Invariant cache hit.
[2023-03-16 16:42:31] [INFO ] Performed 82675/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 16:42:53] [INFO ] Dead Transitions using invariants and state equation in 52363 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61195 ms. Remains : 1380/1380 places, 144368/144368 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 p3) p0), (X (NOT p3)), (X (NOT (AND (NOT p3) (NOT p0)))), (X (AND (NOT p3) p0)), (X (X (NOT p3))), (X (X (NOT (AND (NOT p3) (NOT p0))))), (X (X (AND (NOT p3) p0)))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 215 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 60 ms :[(NOT p3), (AND (NOT p3) (NOT p0))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1050 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 159 ms. (steps per millisecond=62 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 112 ms. (steps per millisecond=89 ) properties (out of 3) 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 3) seen :2
Running SMT prover for 1 properties.
[2023-03-16 16:42:56] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 16:42:56] [INFO ] Invariant cache hit.
[2023-03-16 16:42:56] [INFO ] After 222ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 16:42:57] [INFO ] [Nat]Absence check using 19 positive place invariants in 12 ms returned sat
[2023-03-16 16:43:16] [INFO ] After 19510ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 16:43:17] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 16:43:21] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 16:43:21] [INFO ] After 25035ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:1
Parikh walk visited 0 properties in 0 ms.
Support contains 6 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1006 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1009 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1692 ms. (steps per millisecond=5 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 238 ms. (steps per millisecond=42 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1563 steps, run timeout after 3007 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 1563 steps, saw 1221 distinct states, run finished after 3008 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 16:43:28] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 16:43:28] [INFO ] Invariant cache hit.
[2023-03-16 16:43:28] [INFO ] After 232ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 16:43:28] [INFO ] [Nat]Absence check using 19 positive place invariants in 13 ms returned sat
[2023-03-16 16:43:48] [INFO ] After 20022ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 16:43:49] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 16:43:53] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 16:43:53] [INFO ] After 25033ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:1
Parikh walk visited 0 properties in 0 ms.
Support contains 6 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1001 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1001 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1015 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 16:43:55] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 16:43:55] [INFO ] Invariant cache hit.
[2023-03-16 16:44:05] [INFO ] Implicit Places using invariants in 9652 ms returned []
Implicit Place search using SMT only with invariants took 9655 ms to find 0 implicit places.
[2023-03-16 16:44:05] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 16:44:05] [INFO ] Invariant cache hit.
[2023-03-16 16:44:35] [INFO ] Performed 87409/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 16:44:54] [INFO ] Dead Transitions using invariants and state equation in 49521 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 60205 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND (NOT p3) p0), (X (NOT p3)), (X (NOT (AND (NOT p3) (NOT p0)))), (X (AND (NOT p3) p0)), (X (X (NOT p3))), (X (X (NOT (AND (NOT p3) (NOT p0))))), (X (X (AND (NOT p3) p0)))]
False Knowledge obtained : [(F p3), (F (NOT (AND p0 (NOT p3))))]
Knowledge based reduction with 7 factoid took 248 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 69 ms :[(NOT p3), (AND (NOT p3) (NOT p0))]
Stuttering acceptance computed with spot in 78 ms :[(NOT p3), (AND (NOT p3) (NOT p0))]
Stuttering acceptance computed with spot in 78 ms :[(NOT p3), (AND (NOT p3) (NOT p0))]
Product exploration explored 100000 steps with 2 reset in 9965 ms.
Product exploration explored 100000 steps with 2 reset in 8899 ms.
Support contains 6 out of 1380 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 833 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 16:45:15] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 16:45:15] [INFO ] Invariant cache hit.
[2023-03-16 16:45:23] [INFO ] Implicit Places using invariants in 8312 ms returned []
Implicit Place search using SMT only with invariants took 8331 ms to find 0 implicit places.
[2023-03-16 16:45:23] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 16:45:23] [INFO ] Invariant cache hit.
[2023-03-16 16:45:53] [INFO ] Performed 89736/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 16:46:12] [INFO ] Dead Transitions using invariants and state equation in 49232 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 58404 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Treatment of property RERS17pb115-PT-1-LTLFireability-12 finished in 488019 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(X(F(p0)))||(F(p2)&&p1))))'
Support contains 6 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 467 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 16:46:20] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 16:46:20] [INFO ] Computed 19 place invariants in 344 ms
[2023-03-16 16:46:29] [INFO ] Implicit Places using invariants in 8782 ms returned []
Implicit Place search using SMT only with invariants took 8783 ms to find 0 implicit places.
[2023-03-16 16:46:29] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 16:46:29] [INFO ] Invariant cache hit.
[2023-03-16 16:46:59] [INFO ] Performed 87887/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 16:47:18] [INFO ] Dead Transitions using invariants and state equation in 49594 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 58849 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 206 ms :[(AND (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))]
Running random walk in product with property : RERS17pb115-PT-1-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=(NOT p2), acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p2) (NOT p0)), acceptance={0} source=1 dest: 1}], [{ cond=(AND p1 (NOT p2) (NOT p0)), acceptance={0} source=2 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=2 dest: 2}], [{ cond=(AND p1 (NOT p2)), acceptance={} source=3 dest: 0}, { cond=(NOT p1), acceptance={} source=3 dest: 4}], [{ cond=(AND p1 (NOT p2)), acceptance={} source=4 dest: 1}, { cond=(NOT p1), acceptance={} source=4 dest: 2}]], initial=3, aps=[p2:(AND (EQ s232 1) (EQ s953 1)), p0:(OR (NEQ s101 1) (NEQ s1367 1)), p1:(AND (EQ s330 1) (EQ s942 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration timeout after 66660 steps with 22220 reset in 10003 ms.
Product exploration timeout after 76620 steps with 25540 reset in 10003 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p2) p0 (NOT p1)), (X (NOT p1)), (X (NOT (AND p1 (NOT p2)))), (X (NOT p2)), (X (X (NOT (AND p1 (NOT p2) (NOT p0))))), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p0)))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Property proved to be true thanks to knowledge :(AND (NOT p2) p0 (NOT p1))
Knowledge based reduction with 7 factoid took 202 ms. Reduced automaton from 5 states, 8 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA RERS17pb115-PT-1-LTLFireability-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property RERS17pb115-PT-1-LTLFireability-13 finished in 80016 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((G(X(X(p0))) U X(p1)))))'
Support contains 2 out of 1381 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 1016 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-16 16:47:41] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 16:47:41] [INFO ] Computed 19 place invariants in 364 ms
[2023-03-16 16:47:51] [INFO ] Implicit Places using invariants in 10383 ms returned []
Implicit Place search using SMT only with invariants took 10384 ms to find 0 implicit places.
[2023-03-16 16:47:51] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 16:47:51] [INFO ] Invariant cache hit.
[2023-03-16 16:48:21] [INFO ] Performed 82246/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 16:48:43] [INFO ] Dead Transitions using invariants and state equation in 52527 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 63933 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Stuttering acceptance computed with spot in 82 ms :[(NOT p1), (NOT p1)]
Running random walk in product with property : RERS17pb115-PT-1-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p1), acceptance={} source=0 dest: 1}], [{ cond=(NOT p1), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p1:(AND (EQ s275 1) (EQ s810 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration timeout after 68660 steps with 0 reset in 10002 ms.
Product exploration timeout after 69610 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 : [(NOT p1), (X (NOT p1)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 134 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 67 ms :[(NOT p1), (NOT p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1563 ms. (steps per millisecond=6 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 173 ms. (steps per millisecond=57 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1834 steps, run timeout after 3002 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 1834 steps, saw 1432 distinct states, run finished after 3003 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 16:49:10] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 16:49:10] [INFO ] Invariant cache hit.
[2023-03-16 16:49:10] [INFO ] [Real]Absence check using 19 positive place invariants in 13 ms returned sat
[2023-03-16 16:49:30] [INFO ] After 20231ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 16:49:31] [INFO ] State equation strengthened by 741 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)
[2023-03-16 16:49:35] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 16:49:35] [INFO ] After 25027ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1262 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1267 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1525 ms. (steps per millisecond=6 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 214 ms. (steps per millisecond=46 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1628 steps, run timeout after 3006 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 1628 steps, saw 1272 distinct states, run finished after 3006 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 16:49:42] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 16:49:42] [INFO ] Invariant cache hit.
[2023-03-16 16:49:42] [INFO ] [Real]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-16 16:50:01] [INFO ] After 19410ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 16:50:02] [INFO ] State equation strengthened by 741 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)
[2023-03-16 16:50:07] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 16:50:07] [INFO ] After 25037ms 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 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1060 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1060 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1048 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 16:50:09] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 16:50:09] [INFO ] Invariant cache hit.
[2023-03-16 16:50:18] [INFO ] Implicit Places using invariants in 9018 ms returned []
Implicit Place search using SMT only with invariants took 9019 ms to find 0 implicit places.
[2023-03-16 16:50:18] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 16:50:18] [INFO ] Invariant cache hit.
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393216 kB
MemFree: 10769292 kB
After kill :
MemTotal: 16393216 kB
MemFree: 15999072 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="RERS17pb115-PT-1"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="lolaxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool lolaxred"
echo " Input is RERS17pb115-PT-1, 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 r327-tall-167889199200148"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RERS17pb115-PT-1.tgz
mv RERS17pb115-PT-1 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 ;