Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r329-tall-167889201500020.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
...............
=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is RERS17pb113-PT-3, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r329-tall-167889201500020
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 15M
-rw-r--r-- 1 mcc users 7.4K Feb 26 18:16 CTLCardinality.txt
-rw-r--r-- 1 mcc users 82K Feb 26 18:16 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.6K Feb 26 18:13 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K Feb 26 18:13 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 3.4K Feb 25 16:37 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 16:37 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.2K Feb 25 16:37 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Feb 25 16:37 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Feb 26 18:20 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 144K Feb 26 18:20 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 5.6K Feb 26 18:19 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 30K Feb 26 18:19 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:37 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:37 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 15M 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 RERS17pb113-PT-3-LTLFireability-00
FORMULA_NAME RERS17pb113-PT-3-LTLFireability-01
FORMULA_NAME RERS17pb113-PT-3-LTLFireability-02
FORMULA_NAME RERS17pb113-PT-3-LTLFireability-03
FORMULA_NAME RERS17pb113-PT-3-LTLFireability-04
FORMULA_NAME RERS17pb113-PT-3-LTLFireability-05
FORMULA_NAME RERS17pb113-PT-3-LTLFireability-06
FORMULA_NAME RERS17pb113-PT-3-LTLFireability-07
FORMULA_NAME RERS17pb113-PT-3-LTLFireability-08
FORMULA_NAME RERS17pb113-PT-3-LTLFireability-09
FORMULA_NAME RERS17pb113-PT-3-LTLFireability-10
FORMULA_NAME RERS17pb113-PT-3-LTLFireability-11
FORMULA_NAME RERS17pb113-PT-3-LTLFireability-12
FORMULA_NAME RERS17pb113-PT-3-LTLFireability-13
FORMULA_NAME RERS17pb113-PT-3-LTLFireability-14
FORMULA_NAME RERS17pb113-PT-3-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1678985216599

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=RERS17pb113-PT-3
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-16 16:46:58] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-16 16:46:58] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-16 16:46:58] [INFO ] Load time of PNML (sax parser for PT used): 590 ms
[2023-03-16 16:46:58] [INFO ] Transformed 639 places.
[2023-03-16 16:46:59] [INFO ] Transformed 31353 transitions.
[2023-03-16 16:46:59] [INFO ] Parsed PT model containing 639 places and 31353 transitions and 125418 arcs in 771 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 14 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 7 formulas.
FORMULA RERS17pb113-PT-3-LTLFireability-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb113-PT-3-LTLFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb113-PT-3-LTLFireability-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb113-PT-3-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb113-PT-3-LTLFireability-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb113-PT-3-LTLFireability-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb113-PT-3-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 44 out of 639 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 639/639 places, 31353/31353 transitions.
Ensure Unique test removed 12 places
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 627 transition count 31353
Applied a total of 12 rules in 213 ms. Remains 627 /639 variables (removed 12) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 16:46:59] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 16:46:59] [INFO ] Computed 13 place invariants in 127 ms
[2023-03-16 16:47:02] [INFO ] Implicit Places using invariants in 2319 ms returned []
Implicit Place search using SMT only with invariants took 2366 ms to find 0 implicit places.
[2023-03-16 16:47:02] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 16:47:02] [INFO ] Invariant cache hit.
[2023-03-16 16:47:10] [INFO ] Dead Transitions using invariants and state equation in 8435 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 627/639 places, 31353/31353 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 11024 ms. Remains : 627/639 places, 31353/31353 transitions.
Support contains 44 out of 627 places after structural reductions.
[2023-03-16 16:47:11] [INFO ] Flatten gal took : 976 ms
[2023-03-16 16:47:12] [INFO ] Flatten gal took : 785 ms
[2023-03-16 16:47:14] [INFO ] Input system was already deterministic with 31353 transitions.
Support contains 42 out of 627 places (down from 44) after GAL structural reductions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 753 ms. (steps per millisecond=13 ) properties (out of 24) seen :4
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 20) seen :0
Running SMT prover for 20 properties.
[2023-03-16 16:47:15] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 16:47:15] [INFO ] Invariant cache hit.
[2023-03-16 16:47:16] [INFO ] [Real]Absence check using 13 positive place invariants in 13 ms returned sat
[2023-03-16 16:47:33] [INFO ] After 17559ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:20
[2023-03-16 16:47:33] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 16:47:58] [INFO ] After 24555ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :19
[2023-03-16 16:47:58] [INFO ] State equation strengthened by 829 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 16:47:58] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 16:47:58] [INFO ] After 25284ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:20
Fused 20 Parikh solutions to 4 different solutions.
Parikh walk visited 0 properties in 45 ms.
Support contains 35 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 346 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 347 ms. Remains : 627/627 places, 31353/31353 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 508 ms. (steps per millisecond=19 ) properties (out of 20) seen :2
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 18) seen :0
Running SMT prover for 18 properties.
[2023-03-16 16:47:59] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 16:47:59] [INFO ] Invariant cache hit.
[2023-03-16 16:48:00] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 16:48:25] [INFO ] After 24631ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2 real:16
[2023-03-16 16:48:25] [INFO ] State equation strengthened by 829 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 16:48:25] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 16:48:25] [INFO ] After 25564ms 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 32 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 175 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 175 ms. Remains : 627/627 places, 31353/31353 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 516 ms. (steps per millisecond=19 ) properties (out of 18) seen :2
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 16) seen :0
Running SMT prover for 16 properties.
[2023-03-16 16:48:26] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 16:48:26] [INFO ] Invariant cache hit.
[2023-03-16 16:48:27] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-16 16:48:51] [INFO ] After 24806ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:16
[2023-03-16 16:48:51] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 16:49:16] [INFO ] After 24399ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :16
[2023-03-16 16:49:16] [INFO ] State equation strengthened by 829 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.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 16:49:16] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 16:49:16] [INFO ] After 25039ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:16
Parikh walk visited 0 properties in 67 ms.
Support contains 30 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 167 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 167 ms. Remains : 627/627 places, 31353/31353 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' '!(F((G(p0)||G((F((!p1||X(!p2))) U p3)))))'
Support contains 8 out of 627 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 208 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 16:49:17] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 16:49:17] [INFO ] Computed 13 place invariants in 88 ms
[2023-03-16 16:49:19] [INFO ] Implicit Places using invariants in 1942 ms returned []
Implicit Place search using SMT only with invariants took 1947 ms to find 0 implicit places.
[2023-03-16 16:49:19] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 16:49:19] [INFO ] Invariant cache hit.
[2023-03-16 16:49:27] [INFO ] Dead Transitions using invariants and state equation in 8508 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10668 ms. Remains : 626/627 places, 31352/31353 transitions.
Stuttering acceptance computed with spot in 252 ms :[(AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3)), (AND (NOT p3) p1 (NOT p0) p2)]
Running random walk in product with property : RERS17pb113-PT-3-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p3), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p3) p1), acceptance={} source=0 dest: 2}], [{ cond=(AND p0 (NOT p3)), acceptance={1} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p3)), acceptance={0, 1} source=1 dest: 1}, { cond=(AND (NOT p3) p1), acceptance={} source=1 dest: 2}], [{ cond=(AND p0 p3 p1 p2), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p0) p3 p1 p2), acceptance={0} source=2 dest: 2}, { cond=(AND p0 (NOT p3) p1 p2), acceptance={1} source=2 dest: 2}, { cond=(AND (NOT p0) (NOT p3) p1 p2), acceptance={0, 1} source=2 dest: 2}]], initial=0, aps=[p3:(AND (GEQ s62 1) (GEQ s360 1)), p1:(AND (GEQ s77 1) (GEQ s233 1)), p0:(AND (GEQ s290 1) (GEQ s385 1)), p2:(AND (GEQ s305 1) (GEQ s523 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 0 reset in 2913 ms.
Product exploration explored 100000 steps with 0 reset in 2858 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p3) (NOT p1) (NOT p0) (NOT p2)), (X (NOT (AND (NOT p3) p1))), (X (NOT (AND (NOT p0) p3 p1 p2))), (X (NOT (AND p0 (NOT p3) p1 p2))), (X (NOT (AND (NOT p0) (NOT p3) p1 p2))), (X (AND (NOT p0) (NOT p3))), (X (NOT (AND p0 (NOT p3)))), (X (NOT (AND p0 p3 p1 p2))), (X (X (NOT (AND (NOT p3) p1)))), (X (X (NOT (AND (NOT p0) p3 p1 p2)))), (X (X (NOT (AND p0 (NOT p3) p1 p2)))), (X (X (NOT (AND (NOT p0) (NOT p3) p1 p2)))), (X (X (AND (NOT p0) (NOT p3)))), (X (X (NOT (AND p0 (NOT p3))))), (X (X (NOT (AND p0 p3 p1 p2))))]
False Knowledge obtained : []
Knowledge based reduction with 15 factoid took 731 ms. Reduced automaton from 3 states, 10 edges and 4 AP (stutter insensitive) to 3 states, 10 edges and 4 AP (stutter insensitive).
Stuttering acceptance computed with spot in 139 ms :[(AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3)), (AND (NOT p3) p1 (NOT p0) p2)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 618 ms. (steps per millisecond=16 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 57 ms. (steps per millisecond=175 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 60 ms. (steps per millisecond=166 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 87 ms. (steps per millisecond=114 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 57 ms. (steps per millisecond=175 ) properties (out of 8) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 50 ms. (steps per millisecond=200 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 6) seen :0
Running SMT prover for 6 properties.
[2023-03-16 16:49:35] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 16:49:35] [INFO ] Invariant cache hit.
[2023-03-16 16:49:36] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 16:49:57] [INFO ] After 21760ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:6
[2023-03-16 16:49:57] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 16:50:13] [INFO ] After 15588ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :6
[2023-03-16 16:50:13] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 16:50:21] [INFO ] After 7776ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :6
[2023-03-16 16:50:22] [INFO ] Deduced a trap composed of 40 places in 749 ms of which 6 ms to minimize.
0timeout
^^^^^^^^
(error "Invalid token: 0timeout")
[2023-03-16 16:50:25] [INFO ] Deduced a trap composed of 64 places in 2654 ms of which 1 ms to minimize.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineResultsWithTraps(DeadlockTester.java:736)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:656)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 16:50:25] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 16:50:25] [INFO ] After 27744ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:6
Parikh walk visited 0 properties in 22 ms.
Support contains 8 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 181 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 182 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 383 ms. (steps per millisecond=26 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 54 ms. (steps per millisecond=185 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 6) seen :0
Interrupted probabilistic random walk after 21858 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 21858 steps, saw 19439 distinct states, run finished after 3002 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 6 properties.
[2023-03-16 16:50:29] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 16:50:29] [INFO ] Invariant cache hit.
[2023-03-16 16:50:29] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 16:50:49] [INFO ] After 19875ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:6
[2023-03-16 16:50:49] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 16:51:05] [INFO ] After 15900ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :6
[2023-03-16 16:51:05] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 16:51:13] [INFO ] After 7683ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :6
[2023-03-16 16:51:14] [INFO ] Deduced a trap composed of 40 places in 761 ms of which 2 ms to minimize.
[2023-03-16 16:51:16] [INFO ] Deduced a trap composed of 64 places in 2343 ms of which 3 ms to minimize.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineResultsWithTraps(DeadlockTester.java:736)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:656)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 16:51:16] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 16:51:16] [INFO ] After 27384ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:6
Parikh walk visited 0 properties in 25 ms.
Support contains 8 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 168 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 169 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 166 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 16:51:16] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 16:51:16] [INFO ] Invariant cache hit.
[2023-03-16 16:51:18] [INFO ] Implicit Places using invariants in 1760 ms returned []
Implicit Place search using SMT only with invariants took 1765 ms to find 0 implicit places.
[2023-03-16 16:51:18] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 16:51:18] [INFO ] Invariant cache hit.
[2023-03-16 16:51:26] [INFO ] Dead Transitions using invariants and state equation in 7911 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9847 ms. Remains : 626/626 places, 31352/31352 transitions.
Knowledge obtained : [(AND (NOT p3) (NOT p1) (NOT p0) (NOT p2)), (X (NOT (AND (NOT p3) p1))), (X (NOT (AND (NOT p0) p3 p1 p2))), (X (NOT (AND p0 (NOT p3) p1 p2))), (X (NOT (AND (NOT p0) (NOT p3) p1 p2))), (X (AND (NOT p0) (NOT p3))), (X (NOT (AND p0 (NOT p3)))), (X (NOT (AND p0 p3 p1 p2))), (X (X (NOT (AND (NOT p3) p1)))), (X (X (NOT (AND (NOT p0) p3 p1 p2)))), (X (X (NOT (AND p0 (NOT p3) p1 p2)))), (X (X (NOT (AND (NOT p0) (NOT p3) p1 p2)))), (X (X (AND (NOT p0) (NOT p3)))), (X (X (NOT (AND p0 (NOT p3))))), (X (X (NOT (AND p0 p3 p1 p2))))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) (NOT p3)))), (F (AND p0 (NOT p3)))]
Knowledge based reduction with 15 factoid took 758 ms. Reduced automaton from 3 states, 10 edges and 4 AP (stutter insensitive) to 3 states, 10 edges and 4 AP (stutter insensitive).
Stuttering acceptance computed with spot in 123 ms :[(AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3)), (AND (NOT p3) p1 (NOT p0) p2)]
Stuttering acceptance computed with spot in 140 ms :[(AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3)), (AND (NOT p3) p1 (NOT p0) p2)]
[2023-03-16 16:51:27] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 16:51:27] [INFO ] Invariant cache hit.
Could not prove EG (AND (NOT p0) (NOT p3))
Support contains 8 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 156 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 16:51:43] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 16:51:43] [INFO ] Invariant cache hit.
[2023-03-16 16:51:44] [INFO ] Implicit Places using invariants in 1763 ms returned []
Implicit Place search using SMT only with invariants took 1773 ms to find 0 implicit places.
[2023-03-16 16:51:44] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 16:51:44] [INFO ] Invariant cache hit.
[2023-03-16 16:51:52] [INFO ] Dead Transitions using invariants and state equation in 8118 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10049 ms. Remains : 626/626 places, 31352/31352 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) (NOT p1) (NOT p0) (NOT p2)), (X (NOT (AND p1 p2 p0 (NOT p3)))), (X (NOT (AND p1 p2 (NOT p0) p3))), (X (AND (NOT p0) (NOT p3))), (X (NOT (AND p1 p2 p0 p3))), (X (NOT (AND p1 (NOT p3)))), (X (NOT (AND p0 (NOT p3)))), (X (NOT (AND p1 p2 (NOT p0) (NOT p3)))), (X (X (NOT (AND p1 p2 p0 (NOT p3))))), (X (X (NOT (AND p1 p2 (NOT p0) p3)))), (X (X (AND (NOT p0) (NOT p3)))), (X (X (NOT (AND p1 p2 p0 p3)))), (X (X (NOT (AND p1 (NOT p3))))), (X (X (NOT (AND p0 (NOT p3))))), (X (X (NOT (AND p1 p2 (NOT p0) (NOT p3)))))]
False Knowledge obtained : []
Knowledge based reduction with 15 factoid took 858 ms. Reduced automaton from 3 states, 10 edges and 4 AP (stutter insensitive) to 3 states, 10 edges and 4 AP (stutter insensitive).
Stuttering acceptance computed with spot in 126 ms :[(AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3)), (AND (NOT p3) p1 (NOT p0) p2)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 399 ms. (steps per millisecond=25 ) properties (out of 8) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 6) seen :0
Running SMT prover for 6 properties.
[2023-03-16 16:51:54] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 16:51:54] [INFO ] Invariant cache hit.
[2023-03-16 16:51:54] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 16:52:15] [INFO ] After 20661ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:6
[2023-03-16 16:52:15] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 16:52:31] [INFO ] After 15734ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :6
[2023-03-16 16:52:31] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 16:52:39] [INFO ] After 7711ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :6
[2023-03-16 16:52:40] [INFO ] Deduced a trap composed of 40 places in 736 ms of which 1 ms to minimize.
[2023-03-16 16:52:42] [INFO ] Deduced a trap composed of 64 places in 2344 ms of which 0 ms to minimize.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineResultsWithTraps(DeadlockTester.java:736)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:656)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java: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 16:52:42] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 16:52:42] [INFO ] After 27426ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:6
Parikh walk visited 0 properties in 22 ms.
Support contains 8 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 165 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 166 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 371 ms. (steps per millisecond=26 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 6) seen :0
Interrupted probabilistic random walk after 21626 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 21626 steps, saw 19246 distinct states, run finished after 3002 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 6 properties.
[2023-03-16 16:52:46] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 16:52:46] [INFO ] Invariant cache hit.
[2023-03-16 16:52:46] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 16:53:06] [INFO ] After 19742ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:6
[2023-03-16 16:53:06] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 16:53:22] [INFO ] After 15335ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :6
[2023-03-16 16:53:22] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 16:53:29] [INFO ] After 7319ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :6
[2023-03-16 16:53:30] [INFO ] Deduced a trap composed of 40 places in 643 ms of which 0 ms to minimize.
[2023-03-16 16:53:31] [INFO ] Deduced a trap composed of 48 places in 550 ms of which 1 ms to minimize.
[2023-03-16 16:53:31] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 2249 ms
[2023-03-16 16:53:31] [INFO ] After 9649ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :6
Attempting to minimize the solution found.
Minimization took 6 ms.
[2023-03-16 16:53:31] [INFO ] After 25258ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :6
Parikh walk visited 0 properties in 19 ms.
Support contains 8 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 165 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 165 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 145 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 16:53:32] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 16:53:32] [INFO ] Invariant cache hit.
[2023-03-16 16:53:33] [INFO ] Implicit Places using invariants in 1716 ms returned []
Implicit Place search using SMT only with invariants took 1717 ms to find 0 implicit places.
[2023-03-16 16:53:33] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 16:53:33] [INFO ] Invariant cache hit.
[2023-03-16 16:53:41] [INFO ] Dead Transitions using invariants and state equation in 8019 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9884 ms. Remains : 626/626 places, 31352/31352 transitions.
Knowledge obtained : [(AND (NOT p3) (NOT p1) (NOT p0) (NOT p2)), (X (NOT (AND p1 p2 p0 (NOT p3)))), (X (NOT (AND p1 p2 (NOT p0) p3))), (X (AND (NOT p0) (NOT p3))), (X (NOT (AND p1 p2 p0 p3))), (X (NOT (AND p1 (NOT p3)))), (X (NOT (AND p0 (NOT p3)))), (X (NOT (AND p1 p2 (NOT p0) (NOT p3)))), (X (X (NOT (AND p1 p2 p0 (NOT p3))))), (X (X (NOT (AND p1 p2 (NOT p0) p3)))), (X (X (AND (NOT p0) (NOT p3)))), (X (X (NOT (AND p1 p2 p0 p3)))), (X (X (NOT (AND p1 (NOT p3))))), (X (X (NOT (AND p0 (NOT p3))))), (X (X (NOT (AND p1 p2 (NOT p0) (NOT p3)))))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) (NOT p3)))), (F (AND p0 (NOT p3)))]
Knowledge based reduction with 15 factoid took 770 ms. Reduced automaton from 3 states, 10 edges and 4 AP (stutter insensitive) to 3 states, 10 edges and 4 AP (stutter insensitive).
Stuttering acceptance computed with spot in 128 ms :[(AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3)), (AND (NOT p3) p1 (NOT p0) p2)]
Stuttering acceptance computed with spot in 123 ms :[(AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3)), (AND (NOT p3) p1 (NOT p0) p2)]
[2023-03-16 16:53:42] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 16:53:43] [INFO ] Invariant cache hit.
Could not prove EG (AND (NOT p0) (NOT p3))
Stuttering acceptance computed with spot in 126 ms :[(AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3)), (AND (NOT p3) p1 (NOT p0) p2)]
Product exploration explored 100000 steps with 0 reset in 2737 ms.
Product exploration explored 100000 steps with 0 reset in 2742 ms.
Support contains 8 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 151 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 16:54:03] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 16:54:03] [INFO ] Invariant cache hit.
[2023-03-16 16:54:05] [INFO ] Implicit Places using invariants in 1687 ms returned []
Implicit Place search using SMT only with invariants took 1688 ms to find 0 implicit places.
[2023-03-16 16:54:05] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 16:54:05] [INFO ] Invariant cache hit.
[2023-03-16 16:54:13] [INFO ] Dead Transitions using invariants and state equation in 7882 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 9722 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-3-LTLFireability-00 finished in 297872 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((!(!p0 U (p1 U G(!X(p2))))&&!p0)))'
Support contains 6 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 69 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 16:54:14] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 16:54:15] [INFO ] Computed 13 place invariants in 52 ms
[2023-03-16 16:54:16] [INFO ] Implicit Places using invariants in 1826 ms returned []
Implicit Place search using SMT only with invariants took 1827 ms to find 0 implicit places.
[2023-03-16 16:54:16] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 16:54:16] [INFO ] Invariant cache hit.
[2023-03-16 16:54:24] [INFO ] Dead Transitions using invariants and state equation in 8043 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 9941 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 156 ms :[(OR (NOT p2) p0), (NOT p2), false, false]
Running random walk in product with property : RERS17pb113-PT-3-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={0} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(NOT p0), acceptance={} source=0 dest: 2}], [{ cond=(NOT p2), acceptance={0} source=1 dest: 1}], [{ cond=p2, acceptance={} source=2 dest: 1}, { cond=(NOT p0), acceptance={} source=2 dest: 2}, { cond=(AND p0 p1), acceptance={} source=2 dest: 3}], [{ cond=p2, acceptance={} source=3 dest: 1}, { cond=p1, acceptance={} source=3 dest: 3}]], initial=0, aps=[p0:(AND (GEQ s64 1) (GEQ s121 1)), p2:(AND (GEQ s0 1) (GEQ s430 1)), p1:(AND (GEQ s109 1) (GEQ s479 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 0 reset in 2996 ms.
Product exploration explored 100000 steps with 0 reset in 3122 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (NOT p2)), (X (NOT (AND p0 p1))), (X (NOT p0)), (X (X (NOT p2))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 8 factoid took 502 ms. Reduced automaton from 4 states, 9 edges and 3 AP (stutter sensitive) to 4 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 159 ms :[(NOT p2), (NOT p2), false, false]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 493 ms. (steps per millisecond=20 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 43 ms. (steps per millisecond=232 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 42 ms. (steps per millisecond=238 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 42 ms. (steps per millisecond=238 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 43 ms. (steps per millisecond=232 ) properties (out of 4) seen :0
Interrupted probabilistic random walk after 23452 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 23452 steps, saw 21006 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 4 properties.
[2023-03-16 16:54:35] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 16:54:35] [INFO ] Invariant cache hit.
[2023-03-16 16:54:35] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 16:54:54] [INFO ] After 18906ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-16 16:54:54] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 16:55:11] [INFO ] After 16814ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-16 16:55:11] [INFO ] State equation strengthened by 829 read => feed constraints.
[2023-03-16 16:55:19] [INFO ] After 7969ms SMT Verify possible using 829 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-16 16:55:19] [INFO ] After 7970ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 14 ms.
[2023-03-16 16:55:19] [INFO ] After 25054ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Parikh walk visited 0 properties in 15 ms.
Support contains 6 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 626 transition count 31352
Applied a total of 1 rules in 298 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 298 ms. Remains : 626/627 places, 31352/31353 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 385 ms. (steps per millisecond=25 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 4) seen :0
Interrupted probabilistic random walk after 21229 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 21229 steps, saw 18890 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 4 properties.
[2023-03-16 16:55:23] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 16:55:23] [INFO ] Computed 13 place invariants in 50 ms
[2023-03-16 16:55:23] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 16:55:44] [INFO ] After 21179ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-16 16:55:44] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 16:56:05] [INFO ] After 20403ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-16 16:56:05] [INFO ] State equation strengthened by 268 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.checkResults(DeadlockTester.java:797)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:644)
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 16:56:09] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 16:56:09] [INFO ] After 25037ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:4
Parikh walk visited 0 properties in 18 ms.
Support contains 6 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 165 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 165 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 164 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 16:56:10] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 16:56:10] [INFO ] Invariant cache hit.
[2023-03-16 16:56:11] [INFO ] Implicit Places using invariants in 1710 ms returned []
Implicit Place search using SMT only with invariants took 1711 ms to find 0 implicit places.
[2023-03-16 16:56:11] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 16:56:11] [INFO ] Invariant cache hit.
[2023-03-16 16:56:20] [INFO ] Dead Transitions using invariants and state equation in 8282 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10160 ms. Remains : 626/626 places, 31352/31352 transitions.
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (NOT p2)), (X (NOT (AND p0 p1))), (X (NOT p0)), (X (X (NOT p2))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 8 factoid took 328 ms. Reduced automaton from 4 states, 8 edges and 3 AP (stutter sensitive) to 4 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 150 ms :[(NOT p2), (NOT p2), false, false]
Stuttering acceptance computed with spot in 176 ms :[(NOT p2), (NOT p2), false, false]
[2023-03-16 16:56:20] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 16:56:21] [INFO ] Computed 13 place invariants in 47 ms
Could not prove EG (NOT p2)
Support contains 6 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 69 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 16:56:36] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 16:56:36] [INFO ] Invariant cache hit.
[2023-03-16 16:56:37] [INFO ] Implicit Places using invariants in 1756 ms returned []
Implicit Place search using SMT only with invariants took 1757 ms to find 0 implicit places.
[2023-03-16 16:56:37] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 16:56:37] [INFO ] Invariant cache hit.
[2023-03-16 16:56:45] [INFO ] Dead Transitions using invariants and state equation in 8047 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 9875 ms. Remains : 627/627 places, 31353/31353 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p2) (NOT p0) (NOT p1)), (X (NOT p2)), (X (NOT p0)), (X (NOT (AND p0 p1))), (X (X (NOT p2))), (X (X (NOT p0))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 8 factoid took 368 ms. Reduced automaton from 4 states, 8 edges and 3 AP (stutter sensitive) to 4 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 154 ms :[(NOT p2), (NOT p2), false, false]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 375 ms. (steps per millisecond=26 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 4) seen :1
Running SMT prover for 3 properties.
[2023-03-16 16:56:47] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 16:56:47] [INFO ] Invariant cache hit.
[2023-03-16 16:56:47] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 16:57:04] [INFO ] After 17366ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 16:57:04] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 16:57:21] [INFO ] After 16862ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 16:57:21] [INFO ] State equation strengthened by 829 read => feed constraints.
[2023-03-16 16:57:29] [INFO ] After 7934ms SMT Verify possible using 829 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-16 16:57:29] [INFO ] After 7935ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 14 ms.
[2023-03-16 16:57:29] [INFO ] After 25050ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 11 ms.
Support contains 6 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 626 transition count 31352
Applied a total of 1 rules in 282 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 283 ms. Remains : 626/627 places, 31352/31353 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 311 ms. (steps per millisecond=32 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 21960 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 21960 steps, saw 19528 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-16 16:57:33] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 16:57:33] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-16 16:57:33] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 16:57:53] [INFO ] After 19927ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 16:57:53] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 16:58:13] [INFO ] After 19893ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 16:58:13] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 16:58:18] [INFO ] After 4920ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-16 16:58:18] [INFO ] After 4922ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 13 ms.
[2023-03-16 16:58:18] [INFO ] After 25043ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 11 ms.
Support contains 6 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 156 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 156 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 149 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 16:58:18] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 16:58:18] [INFO ] Invariant cache hit.
[2023-03-16 16:58:20] [INFO ] Implicit Places using invariants in 1744 ms returned []
Implicit Place search using SMT only with invariants took 1747 ms to find 0 implicit places.
[2023-03-16 16:58:20] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 16:58:20] [INFO ] Invariant cache hit.
[2023-03-16 16:58:28] [INFO ] Dead Transitions using invariants and state equation in 7963 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9862 ms. Remains : 626/626 places, 31352/31352 transitions.
Knowledge obtained : [(AND (NOT p2) (NOT p0) (NOT p1)), (X (NOT p2)), (X (NOT p0)), (X (NOT (AND p0 p1))), (X (X (NOT p2))), (X (X (NOT p0))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1)]
Knowledge based reduction with 8 factoid took 366 ms. Reduced automaton from 4 states, 8 edges and 3 AP (stutter sensitive) to 4 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 141 ms :[(NOT p2), (NOT p2), false, false]
Stuttering acceptance computed with spot in 149 ms :[(NOT p2), (NOT p2), false, false]
[2023-03-16 16:58:29] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 16:58:29] [INFO ] Computed 13 place invariants in 46 ms
Could not prove EG (NOT p2)
Stuttering acceptance computed with spot in 141 ms :[(NOT p2), (NOT p2), false, false]
Product exploration explored 100000 steps with 0 reset in 2659 ms.
Product exploration explored 100000 steps with 0 reset in 2666 ms.
Applying partial POR strategy [false, true, false, false]
Stuttering acceptance computed with spot in 141 ms :[(NOT p2), (NOT p2), false, false]
Support contains 6 out of 627 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 196 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 16:58:50] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 16:58:50] [INFO ] Invariant cache hit.
[2023-03-16 16:58:58] [INFO ] Dead Transitions using invariants and state equation in 7996 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 8194 ms. Remains : 627/627 places, 31353/31353 transitions.
Support contains 6 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 73 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 16:58:58] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 16:58:58] [INFO ] Invariant cache hit.
[2023-03-16 16:59:00] [INFO ] Implicit Places using invariants in 1760 ms returned []
Implicit Place search using SMT only with invariants took 1761 ms to find 0 implicit places.
[2023-03-16 16:59:00] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 16:59:00] [INFO ] Invariant cache hit.
[2023-03-16 16:59:08] [INFO ] Dead Transitions using invariants and state equation in 7952 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 9786 ms. Remains : 627/627 places, 31353/31353 transitions.
Treatment of property RERS17pb113-PT-3-LTLFireability-02 finished in 294210 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(G(p0)) U (G(p2)&&p1)))'
Support contains 6 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 66 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 16:59:09] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 16:59:09] [INFO ] Invariant cache hit.
[2023-03-16 16:59:10] [INFO ] Implicit Places using invariants in 1734 ms returned []
Implicit Place search using SMT only with invariants took 1734 ms to find 0 implicit places.
[2023-03-16 16:59:10] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 16:59:10] [INFO ] Invariant cache hit.
[2023-03-16 16:59:18] [INFO ] Dead Transitions using invariants and state equation in 8034 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 9837 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 175 ms :[(OR (NOT p2) (NOT p1)), (NOT p0), (NOT p2), true, (AND (NOT p2) p0)]
Running random walk in product with property : RERS17pb113-PT-3-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=(OR (NOT p1) (NOT p2)), acceptance={0} source=0 dest: 0}, { cond=(OR (NOT p1) (NOT p2)), acceptance={} source=0 dest: 1}, { cond=(AND p1 p2), acceptance={} source=0 dest: 2}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={} source=1 dest: 3}], [{ cond=(AND (NOT p2) p0), acceptance={0} source=2 dest: 0}, { cond=(AND (NOT p2) p0), acceptance={} source=2 dest: 1}, { cond=p2, acceptance={} source=2 dest: 2}, { cond=(AND (NOT p2) (NOT p0)), acceptance={} source=2 dest: 3}, { cond=(AND p2 (NOT p0)), acceptance={} source=2 dest: 4}], [{ cond=true, acceptance={0} source=3 dest: 3}], [{ cond=(AND (NOT p2) p0), acceptance={} source=4 dest: 3}, { cond=(AND p2 p0), acceptance={} source=4 dest: 4}]], initial=0, aps=[p1:(AND (GEQ s238 1) (GEQ s392 1)), p2:(AND (GEQ s86 1) (GEQ s132 1)), p0:(OR (AND (GEQ s26 1) (GEQ s284 1)) (AND (GEQ s86 1) (GEQ s132 1)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA RERS17pb113-PT-3-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb113-PT-3-LTLFireability-04 finished in 10099 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((X(X(G(p1)))||p0))))'
Support contains 4 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 68 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 16:59:19] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 16:59:19] [INFO ] Invariant cache hit.
[2023-03-16 16:59:20] [INFO ] Implicit Places using invariants in 1759 ms returned []
Implicit Place search using SMT only with invariants took 1760 ms to find 0 implicit places.
[2023-03-16 16:59:20] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 16:59:20] [INFO ] Invariant cache hit.
[2023-03-16 16:59:28] [INFO ] Dead Transitions using invariants and state equation in 7989 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 9817 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 156 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : RERS17pb113-PT-3-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 4}], [{ cond=true, acceptance={} source=2 dest: 3}], [{ cond=(NOT p0), acceptance={} source=3 dest: 1}, { cond=p0, acceptance={} source=3 dest: 3}], [{ cond=(NOT p1), acceptance={} source=4 dest: 0}, { cond=p1, acceptance={} source=4 dest: 4}]], initial=2, aps=[p0:(OR (LT s471 1) (LT s605 1)), p1:(OR (LT s76 1) (LT s277 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 0 reset in 2793 ms.
Product exploration explored 100000 steps with 0 reset in 2875 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 p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 147 ms. Reduced automaton from 5 states, 7 edges and 2 AP (stutter sensitive) to 5 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 135 ms :[true, (NOT p1), (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 337 ms. (steps per millisecond=29 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-16 16:59:35] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 16:59:35] [INFO ] Invariant cache hit.
[2023-03-16 16:59:35] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 16:59:50] [INFO ] After 14799ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 16:59:50] [INFO ] State equation strengthened by 829 read => feed constraints.
[2023-03-16 17:00:00] [INFO ] After 10032ms SMT Verify possible using 829 Read/Feed constraints in real domain returned unsat :0 sat :0
[2023-03-16 17:00:00] [INFO ] After 25040ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 7 ms.
Support contains 2 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 626 transition count 31352
Applied a total of 1 rules in 295 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 296 ms. Remains : 626/627 places, 31352/31353 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 274 ms. (steps per millisecond=36 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 22001 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 22001 steps, saw 19563 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 17:00:04] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:00:04] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-16 17:00:04] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:00:21] [INFO ] After 17082ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 17:00:21] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:00:28] [INFO ] After 7045ms SMT Verify possible using 268 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:00:28] [INFO ] After 24304ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:00:28] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:00:44] [INFO ] After 15973ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:00:52] [INFO ] After 7484ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 17:00:54] [INFO ] Deduced a trap composed of 40 places in 1608 ms of which 1 ms to minimize.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineResultsWithTraps(DeadlockTester.java:736)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:656)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 17:00:54] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 17:00:54] [INFO ] After 26097ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:1
Parikh walk visited 0 properties in 4 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 175 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 175 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 172 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:00:55] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:00:55] [INFO ] Invariant cache hit.
[2023-03-16 17:00:56] [INFO ] Implicit Places using invariants in 1791 ms returned []
Implicit Place search using SMT only with invariants took 1792 ms to find 0 implicit places.
[2023-03-16 17:00:56] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:00:56] [INFO ] Invariant cache hit.
[2023-03-16 17:01:05] [INFO ] Dead Transitions using invariants and state equation in 8185 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10152 ms. Remains : 626/626 places, 31352/31352 transitions.
Ensure Unique test removed 13027 transitions
Reduce isomorphic transitions removed 13027 transitions.
Iterating post reduction 0 with 13027 rules applied. Total rules applied 13027 place count 626 transition count 18325
Applied a total of 13027 rules in 583 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:01:05] [INFO ] Computed 13 place invariants in 44 ms
[2023-03-16 17:01:05] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:01:19] [INFO ] After 13806ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:01:19] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:01:33] [INFO ] After 13990ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:01:34] [INFO ] After 14842ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 579 ms.
[2023-03-16 17:01:35] [INFO ] After 15510ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(AND p0 p1), (X p0), true, (X (X p0))]
False Knowledge obtained : [(F (NOT p1))]
Knowledge based reduction with 4 factoid took 228 ms. Reduced automaton from 5 states, 7 edges and 2 AP (stutter sensitive) to 5 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 159 ms :[true, (NOT p1), (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 147 ms :[true, (NOT p1), (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Support contains 4 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 69 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 17:01:35] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 17:01:35] [INFO ] Computed 13 place invariants in 41 ms
[2023-03-16 17:01:37] [INFO ] Implicit Places using invariants in 1884 ms returned []
Implicit Place search using SMT only with invariants took 1885 ms to find 0 implicit places.
[2023-03-16 17:01:37] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 17:01:37] [INFO ] Invariant cache hit.
[2023-03-16 17:01:46] [INFO ] Dead Transitions using invariants and state equation in 8310 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10266 ms. Remains : 627/627 places, 31353/31353 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 p0), (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 179 ms. Reduced automaton from 5 states, 7 edges and 2 AP (stutter sensitive) to 5 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 131 ms :[true, (NOT p1), (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 315 ms. (steps per millisecond=31 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-16 17:01:46] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 17:01:46] [INFO ] Invariant cache hit.
[2023-03-16 17:01:46] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:02:02] [INFO ] After 15035ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 17:02:02] [INFO ] State equation strengthened by 829 read => feed constraints.
[2023-03-16 17:02:11] [INFO ] After 9784ms SMT Verify possible using 829 Read/Feed constraints in real domain returned unsat :0 sat :0
[2023-03-16 17:02:11] [INFO ] After 25025ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 9 ms.
Support contains 2 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 626 transition count 31352
Applied a total of 1 rules in 293 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 293 ms. Remains : 626/627 places, 31352/31353 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 272 ms. (steps per millisecond=36 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 21713 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 21713 steps, saw 19317 distinct states, run finished after 3002 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 17:02:15] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:02:15] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-16 17:02:15] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:02:32] [INFO ] After 16923ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 17:02:32] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:02:39] [INFO ] After 6931ms SMT Verify possible using 268 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:02:39] [INFO ] After 24049ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:02:39] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:02:55] [INFO ] After 16105ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:03:03] [INFO ] After 7643ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 17:03:06] [INFO ] Deduced a trap composed of 40 places in 1645 ms of which 1 ms to minimize.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineResultsWithTraps(DeadlockTester.java:736)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:656)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java: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 17:03:06] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 17:03:06] [INFO ] After 26472ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:1
Parikh walk visited 0 properties in 4 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 156 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 156 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 164 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:03:06] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:03:06] [INFO ] Invariant cache hit.
[2023-03-16 17:03:08] [INFO ] Implicit Places using invariants in 1825 ms returned []
Implicit Place search using SMT only with invariants took 1826 ms to find 0 implicit places.
[2023-03-16 17:03:08] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:03:08] [INFO ] Invariant cache hit.
[2023-03-16 17:03:16] [INFO ] Dead Transitions using invariants and state equation in 8357 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10350 ms. Remains : 626/626 places, 31352/31352 transitions.
Ensure Unique test removed 13027 transitions
Reduce isomorphic transitions removed 13027 transitions.
Iterating post reduction 0 with 13027 rules applied. Total rules applied 13027 place count 626 transition count 18325
Applied a total of 13027 rules in 508 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:03:17] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-16 17:03:17] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:03:31] [INFO ] After 14046ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:03:31] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:03:44] [INFO ] After 13442ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:03:45] [INFO ] After 14249ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 553 ms.
[2023-03-16 17:03:46] [INFO ] After 14892ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(AND p1 p0), (X p0), true, (X (X p0))]
False Knowledge obtained : [(F (NOT p1))]
Knowledge based reduction with 4 factoid took 224 ms. Reduced automaton from 5 states, 7 edges and 2 AP (stutter sensitive) to 5 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 169 ms :[true, (NOT p1), (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 137 ms :[true, (NOT p1), (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 135 ms :[true, (NOT p1), (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Product exploration explored 100000 steps with 0 reset in 2739 ms.
Product exploration explored 100000 steps with 0 reset in 2884 ms.
Applying partial POR strategy [true, true, false, false, false]
Stuttering acceptance computed with spot in 129 ms :[true, (NOT p1), (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Support contains 4 out of 627 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 156 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 17:03:53] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 17:03:53] [INFO ] Computed 13 place invariants in 44 ms
[2023-03-16 17:04:01] [INFO ] Dead Transitions using invariants and state equation in 8247 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 8404 ms. Remains : 627/627 places, 31353/31353 transitions.
Support contains 4 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 66 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 17:04:01] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 17:04:01] [INFO ] Invariant cache hit.
[2023-03-16 17:04:03] [INFO ] Implicit Places using invariants in 1748 ms returned []
Implicit Place search using SMT only with invariants took 1749 ms to find 0 implicit places.
[2023-03-16 17:04:03] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 17:04:03] [INFO ] Invariant cache hit.
[2023-03-16 17:04:11] [INFO ] Dead Transitions using invariants and state equation in 8099 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 9921 ms. Remains : 627/627 places, 31353/31353 transitions.
Treatment of property RERS17pb113-PT-3-LTLFireability-05 finished in 293303 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U (G(F(p0)) U ((p2 U p3)&&p1))))'
Support contains 6 out of 627 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 153 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 17:04:12] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:04:12] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-16 17:04:14] [INFO ] Implicit Places using invariants in 1892 ms returned []
Implicit Place search using SMT only with invariants took 1894 ms to find 0 implicit places.
[2023-03-16 17:04:14] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:04:14] [INFO ] Invariant cache hit.
[2023-03-16 17:04:22] [INFO ] Dead Transitions using invariants and state equation in 8388 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10436 ms. Remains : 626/627 places, 31352/31353 transitions.
Stuttering acceptance computed with spot in 261 ms :[(OR (NOT p1) (NOT p3)), (NOT p0), (NOT p0), (OR (NOT p1) (NOT p3)), (NOT p3), (NOT p3)]
Running random walk in product with property : RERS17pb113-PT-3-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=(OR (AND (NOT p1) p0) (AND (NOT p3) (NOT p2) p0)), acceptance={0} source=0 dest: 0}, { cond=(OR (AND (NOT p1) (NOT p0)) (AND (NOT p3) (NOT p2) (NOT p0))), acceptance={} source=0 dest: 1}, { cond=(OR (AND (NOT p1) (NOT p0)) (AND (NOT p3) (NOT p2) (NOT p0))), acceptance={} source=0 dest: 2}, { cond=(OR (AND (NOT p1) (NOT p0)) (AND (NOT p3) (NOT p2) (NOT p0))), acceptance={} source=0 dest: 3}, { cond=(AND p1 (NOT p3) p2 (NOT p0)), acceptance={} source=0 dest: 4}, { cond=(AND p1 (NOT p3) p2 p0), acceptance={0} source=0 dest: 5}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p0), acceptance={} source=2 dest: 1}, { cond=true, acceptance={} source=2 dest: 2}], [{ cond=(OR (AND (NOT p1) (NOT p0)) (AND (NOT p3) (NOT p2) (NOT p0))), acceptance={} source=3 dest: 1}, { cond=(OR (NOT p1) (AND (NOT p3) (NOT p2))), acceptance={} source=3 dest: 2}, { cond=(OR (NOT p1) (AND (NOT p3) (NOT p2))), acceptance={0} source=3 dest: 3}, { cond=(AND p1 (NOT p3) p2), acceptance={0} source=3 dest: 4}], [{ cond=(AND (NOT p3) (NOT p2) (NOT p0)), acceptance={} source=4 dest: 1}, { cond=(AND (NOT p3) (NOT p2)), acceptance={} source=4 dest: 2}, { cond=(AND (NOT p3) (NOT p2)), acceptance={0} source=4 dest: 3}, { cond=(AND (NOT p3) p2), acceptance={0} source=4 dest: 4}], [{ cond=(AND (NOT p3) (NOT p2) p0), acceptance={0} source=5 dest: 0}, { cond=(AND (NOT p3) (NOT p2) (NOT p0)), acceptance={} source=5 dest: 1}, { cond=(AND (NOT p3) (NOT p2) (NOT p0)), acceptance={} source=5 dest: 2}, { cond=(AND (NOT p3) (NOT p2) (NOT p0)), acceptance={} source=5 dest: 3}, { cond=(AND (NOT p3) p2 (NOT p0)), acceptance={} source=5 dest: 4}, { cond=(AND (NOT p3) p2 p0), acceptance={0} source=5 dest: 5}]], initial=0, aps=[p1:(AND (GEQ s335 1) (GEQ s465 1)), p0:(AND (GEQ s27 1) (GEQ s206 1)), p3:(AND (GEQ s27 1) (GEQ s206 1) (GEQ s335 1) (GEQ s465 1)), p2:(AND (GEQ s232 1) (...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null, null, null, null][true, true, true, true, true, true]]
Product exploration explored 100000 steps with 0 reset in 2626 ms.
Product exploration explored 100000 steps with 0 reset in 2708 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0) (NOT p3) (NOT p2)), (X (NOT (AND p1 (NOT p3) p2 (NOT p0)))), (X (OR (NOT p1) (AND (NOT p3) (NOT p2)))), (X (NOT (AND p1 (NOT p3) p2))), (X (AND (NOT p3) (NOT p2) (NOT p0))), (X (NOT (AND (NOT p3) p2))), (X (NOT (AND (NOT p3) p2 p0))), (X (AND (NOT p3) (NOT p2))), (X (NOT p0)), (X (OR (AND (NOT p1) (NOT p0)) (AND (NOT p3) (NOT p2) (NOT p0)))), (X (NOT (AND p1 (NOT p3) p2 p0))), (X (NOT (AND (NOT p3) p2 (NOT p0)))), (X (NOT (OR (AND (NOT p1) p0) (AND (NOT p3) (NOT p2) p0)))), (X (NOT (AND (NOT p3) (NOT p2) p0))), (X (X (NOT (AND p1 (NOT p3) p2 (NOT p0))))), (X (X (OR (NOT p1) (AND (NOT p3) (NOT p2))))), (X (X (NOT (AND p1 (NOT p3) p2)))), (X (X (AND (NOT p3) (NOT p2) (NOT p0)))), (X (X (NOT (AND (NOT p3) p2)))), (X (X (NOT (AND (NOT p3) p2 p0)))), (X (X (AND (NOT p3) (NOT p2)))), (X (X (NOT p0))), (X (X (OR (AND (NOT p1) (NOT p0)) (AND (NOT p3) (NOT p2) (NOT p0))))), (X (X (NOT (AND p1 (NOT p3) p2 p0)))), (X (X (NOT (AND (NOT p3) p2 (NOT p0))))), true, (X (X (NOT (OR (AND (NOT p1) p0) (AND (NOT p3) (NOT p2) p0))))), (X (X (NOT (AND (NOT p3) (NOT p2) p0))))]
False Knowledge obtained : []
Knowledge based reduction with 28 factoid took 1318 ms. Reduced automaton from 6 states, 23 edges and 4 AP (stutter insensitive) to 5 states, 14 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 224 ms :[(OR (NOT p0) (NOT p3) (NOT p1)), (NOT p0), (NOT p0), (OR (NOT p3) (NOT p1)), (NOT p3)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 427 ms. (steps per millisecond=23 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 36 ms. (steps per millisecond=277 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 42 ms. (steps per millisecond=238 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 39 ms. (steps per millisecond=256 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 39 ms. (steps per millisecond=256 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 37 ms. (steps per millisecond=270 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 38 ms. (steps per millisecond=263 ) properties (out of 7) seen :0
Interrupted probabilistic random walk after 21851 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 21851 steps, saw 19433 distinct states, run finished after 3002 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 7 properties.
[2023-03-16 17:04:33] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:04:33] [INFO ] Invariant cache hit.
[2023-03-16 17:04:34] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 17:04:34] [INFO ] After 149ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:7
[2023-03-16 17:04:34] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 17:04:59] [INFO ] After 24842ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :6
[2023-03-16 17:04:59] [INFO ] State equation strengthened by 268 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 17:04:59] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 17:04:59] [INFO ] After 25184ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:7
Fused 7 Parikh solutions to 5 different solutions.
Parikh walk visited 0 properties in 21 ms.
Support contains 6 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 191 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 192 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 433 ms. (steps per millisecond=23 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 39 ms. (steps per millisecond=256 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 37 ms. (steps per millisecond=270 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 39 ms. (steps per millisecond=256 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 38 ms. (steps per millisecond=263 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 39 ms. (steps per millisecond=256 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 38 ms. (steps per millisecond=263 ) properties (out of 7) seen :0
Interrupted probabilistic random walk after 20575 steps, run timeout after 3001 ms. (steps per millisecond=6 ) properties seen :{}
Probabilistic random walk after 20575 steps, saw 18318 distinct states, run finished after 3001 ms. (steps per millisecond=6 ) properties seen :0
Running SMT prover for 7 properties.
[2023-03-16 17:05:03] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:05:03] [INFO ] Invariant cache hit.
[2023-03-16 17:05:03] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 17:05:03] [INFO ] After 151ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:7
[2023-03-16 17:05:03] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
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.checkResults(DeadlockTester.java:797)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:631)
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 17:05:28] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 17:05:28] [INFO ] After 25055ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:7
Fused 7 Parikh solutions to 5 different solutions.
Parikh walk visited 0 properties in 23 ms.
Support contains 6 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 166 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 167 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 145 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:05:28] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:05:28] [INFO ] Invariant cache hit.
[2023-03-16 17:05:30] [INFO ] Implicit Places using invariants in 1868 ms returned []
Implicit Place search using SMT only with invariants took 1869 ms to find 0 implicit places.
[2023-03-16 17:05:30] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:05:30] [INFO ] Invariant cache hit.
[2023-03-16 17:05:39] [INFO ] Dead Transitions using invariants and state equation in 8309 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10325 ms. Remains : 626/626 places, 31352/31352 transitions.
Ensure Unique test removed 13027 transitions
Reduce isomorphic transitions removed 13027 transitions.
Iterating post reduction 0 with 13027 rules applied. Total rules applied 13027 place count 626 transition count 18325
Applied a total of 13027 rules in 547 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 7 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:05:39] [INFO ] Computed 13 place invariants in 51 ms
[2023-03-16 17:05:39] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 17:05:39] [INFO ] After 148ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:7
[2023-03-16 17:05:40] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:05:58] [INFO ] After 18674ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :7
[2023-03-16 17:06:04] [INFO ] After 24058ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :7
Attempting to minimize the solution found.
Minimization took 2878 ms.
[2023-03-16 17:06:07] [INFO ] After 27121ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :7
Knowledge obtained : [(AND (NOT p1) (NOT p0) (NOT p3) (NOT p2)), (X (NOT (AND p1 (NOT p3) p2 (NOT p0)))), (X (OR (NOT p1) (AND (NOT p3) (NOT p2)))), (X (NOT (AND p1 (NOT p3) p2))), (X (AND (NOT p3) (NOT p2) (NOT p0))), (X (NOT (AND (NOT p3) p2))), (X (NOT (AND (NOT p3) p2 p0))), (X (AND (NOT p3) (NOT p2))), (X (NOT p0)), (X (OR (AND (NOT p1) (NOT p0)) (AND (NOT p3) (NOT p2) (NOT p0)))), (X (NOT (AND p1 (NOT p3) p2 p0))), (X (NOT (AND (NOT p3) p2 (NOT p0)))), (X (NOT (OR (AND (NOT p1) p0) (AND (NOT p3) (NOT p2) p0)))), (X (NOT (AND (NOT p3) (NOT p2) p0))), (X (X (NOT (AND p1 (NOT p3) p2 (NOT p0))))), (X (X (OR (NOT p1) (AND (NOT p3) (NOT p2))))), (X (X (NOT (AND p1 (NOT p3) p2)))), (X (X (AND (NOT p3) (NOT p2) (NOT p0)))), (X (X (NOT (AND (NOT p3) p2)))), (X (X (NOT (AND (NOT p3) p2 p0)))), (X (X (AND (NOT p3) (NOT p2)))), (X (X (NOT p0))), (X (X (OR (AND (NOT p1) (NOT p0)) (AND (NOT p3) (NOT p2) (NOT p0))))), (X (X (NOT (AND p1 (NOT p3) p2 p0)))), (X (X (NOT (AND (NOT p3) p2 (NOT p0))))), true, (X (X (NOT (OR (AND (NOT p1) p0) (AND (NOT p3) (NOT p2) p0))))), (X (X (NOT (AND (NOT p3) (NOT p2) p0))))]
False Knowledge obtained : []
Knowledge based reduction with 28 factoid took 1431 ms. Reduced automaton from 5 states, 14 edges and 4 AP (stutter sensitive) to 5 states, 14 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 197 ms :[(OR (NOT p0) (NOT p3) (NOT p1)), (NOT p0), (NOT p0), (OR (NOT p3) (NOT p1)), (NOT p3)]
Stuttering acceptance computed with spot in 217 ms :[(OR (NOT p0) (NOT p3) (NOT p1)), (NOT p0), (NOT p0), (OR (NOT p3) (NOT p1)), (NOT p3)]
[2023-03-16 17:06:08] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:06:09] [INFO ] Computed 13 place invariants in 50 ms
Could not prove EG (NOT p0)
[2023-03-16 17:06:24] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:06:24] [INFO ] Invariant cache hit.
Could not prove EG (NOT p3)
[2023-03-16 17:06:39] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:06:39] [INFO ] Invariant cache hit.
Could not prove EG (NOT p1)
Support contains 6 out of 626 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 67 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:06:54] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:06:54] [INFO ] Invariant cache hit.
[2023-03-16 17:06:56] [INFO ] Implicit Places using invariants in 1747 ms returned []
Implicit Place search using SMT only with invariants took 1748 ms to find 0 implicit places.
[2023-03-16 17:06:56] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:06:56] [INFO ] Invariant cache hit.
[2023-03-16 17:07:04] [INFO ] Dead Transitions using invariants and state equation in 8200 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10018 ms. Remains : 626/626 places, 31352/31352 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p3) (NOT p1)), (X (NOT (AND p2 (NOT p3) p1))), (X (OR (AND (NOT p2) (NOT p3)) (NOT p1))), (X (NOT p0)), (X (OR (AND (NOT p0) (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p1)))), true, (X (X (NOT (AND p2 (NOT p3) p1)))), (X (X (OR (AND (NOT p2) (NOT p3)) (NOT p1)))), (X (X (NOT (AND p2 (NOT p3))))), (X (X (NOT p0))), (X (X (AND (NOT p0) (NOT p2) (NOT p3)))), (X (X (OR (AND (NOT p0) (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p1))))), (X (X (AND (NOT p2) (NOT p3))))]
False Knowledge obtained : []
Knowledge based reduction with 13 factoid took 628 ms. Reduced automaton from 5 states, 14 edges and 4 AP (stutter sensitive) to 5 states, 14 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 195 ms :[(OR (NOT p0) (NOT p1) (NOT p3)), (NOT p0), (NOT p0), (OR (NOT p1) (NOT p3)), (NOT p3)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 430 ms. (steps per millisecond=23 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 39 ms. (steps per millisecond=256 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 39 ms. (steps per millisecond=256 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 38 ms. (steps per millisecond=263 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 53 ms. (steps per millisecond=188 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 55 ms. (steps per millisecond=181 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 38 ms. (steps per millisecond=263 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 38 ms. (steps per millisecond=263 ) properties (out of 7) seen :0
Interrupted probabilistic random walk after 20875 steps, run timeout after 3001 ms. (steps per millisecond=6 ) properties seen :{}
Probabilistic random walk after 20875 steps, saw 18573 distinct states, run finished after 3001 ms. (steps per millisecond=6 ) properties seen :0
Running SMT prover for 7 properties.
[2023-03-16 17:07:09] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:07:09] [INFO ] Invariant cache hit.
[2023-03-16 17:07:09] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:07:09] [INFO ] After 171ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:7
[2023-03-16 17:07:09] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 17:07:33] [INFO ] After 24016ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :7
[2023-03-16 17:07:33] [INFO ] State equation strengthened by 268 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.checkResults(DeadlockTester.java:797)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:644)
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 17:07:34] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 17:07:34] [INFO ] After 25041ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:7
Parikh walk visited 0 properties in 32 ms.
Support contains 6 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 150 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 150 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 432 ms. (steps per millisecond=23 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 37 ms. (steps per millisecond=270 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 37 ms. (steps per millisecond=270 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 39 ms. (steps per millisecond=256 ) properties (out of 7) seen :0
Interrupted probabilistic random walk after 20051 steps, run timeout after 3001 ms. (steps per millisecond=6 ) properties seen :{}
Probabilistic random walk after 20051 steps, saw 17854 distinct states, run finished after 3001 ms. (steps per millisecond=6 ) properties seen :0
Running SMT prover for 7 properties.
[2023-03-16 17:07:38] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:07:38] [INFO ] Invariant cache hit.
[2023-03-16 17:07:38] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:07:38] [INFO ] After 152ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:7
[2023-03-16 17:07:38] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:08:03] [INFO ] After 24836ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :6
[2023-03-16 17:08:03] [INFO ] State equation strengthened by 268 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 17:08:03] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 17:08:03] [INFO ] After 25118ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:7
Parikh walk visited 0 properties in 24 ms.
Support contains 6 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 148 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 148 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 147 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:08:04] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:08:04] [INFO ] Invariant cache hit.
[2023-03-16 17:08:05] [INFO ] Implicit Places using invariants in 1723 ms returned []
Implicit Place search using SMT only with invariants took 1724 ms to find 0 implicit places.
[2023-03-16 17:08:05] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:08:05] [INFO ] Invariant cache hit.
[2023-03-16 17:08:13] [INFO ] Dead Transitions using invariants and state equation in 8106 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9984 ms. Remains : 626/626 places, 31352/31352 transitions.
Ensure Unique test removed 13027 transitions
Reduce isomorphic transitions removed 13027 transitions.
Iterating post reduction 0 with 13027 rules applied. Total rules applied 13027 place count 626 transition count 18325
Applied a total of 13027 rules in 467 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 7 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:08:14] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-16 17:08:14] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:08:14] [INFO ] After 144ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:7
[2023-03-16 17:08:14] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:08:33] [INFO ] After 18331ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :7
[2023-03-16 17:08:38] [INFO ] After 23499ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :7
Attempting to minimize the solution found.
Minimization took 4073 ms.
[2023-03-16 17:08:42] [INFO ] After 27753ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :7
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p3) (NOT p1)), (X (NOT (AND p2 (NOT p3) p1))), (X (OR (AND (NOT p2) (NOT p3)) (NOT p1))), (X (NOT p0)), (X (OR (AND (NOT p0) (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p1)))), true, (X (X (NOT (AND p2 (NOT p3) p1)))), (X (X (OR (AND (NOT p2) (NOT p3)) (NOT p1)))), (X (X (NOT (AND p2 (NOT p3))))), (X (X (NOT p0))), (X (X (AND (NOT p0) (NOT p2) (NOT p3)))), (X (X (OR (AND (NOT p0) (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p1))))), (X (X (AND (NOT p2) (NOT p3))))]
False Knowledge obtained : []
Knowledge based reduction with 13 factoid took 691 ms. Reduced automaton from 5 states, 14 edges and 4 AP (stutter sensitive) to 5 states, 14 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 234 ms :[(OR (NOT p0) (NOT p1) (NOT p3)), (NOT p0), (NOT p0), (OR (NOT p1) (NOT p3)), (NOT p3)]
Stuttering acceptance computed with spot in 231 ms :[(OR (NOT p0) (NOT p1) (NOT p3)), (NOT p0), (NOT p0), (OR (NOT p1) (NOT p3)), (NOT p3)]
[2023-03-16 17:08:43] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:08:43] [INFO ] Computed 13 place invariants in 52 ms
Could not prove EG (NOT p0)
[2023-03-16 17:08:58] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:08:58] [INFO ] Invariant cache hit.
Could not prove EG (NOT p1)
[2023-03-16 17:09:13] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:09:13] [INFO ] Invariant cache hit.
Could not prove EG (NOT p3)
Stuttering acceptance computed with spot in 216 ms :[(OR (NOT p0) (NOT p1) (NOT p3)), (NOT p0), (NOT p0), (OR (NOT p1) (NOT p3)), (NOT p3)]
Product exploration explored 100000 steps with 0 reset in 2640 ms.
Product exploration explored 100000 steps with 0 reset in 2659 ms.
Applying partial POR strategy [false, true, true, true, true]
Stuttering acceptance computed with spot in 243 ms :[(OR (NOT p0) (NOT p1) (NOT p3)), (NOT p0), (NOT p0), (OR (NOT p1) (NOT p3)), (NOT p3)]
Support contains 6 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 148 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:09:35] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:09:35] [INFO ] Invariant cache hit.
[2023-03-16 17:09:43] [INFO ] Dead Transitions using invariants and state equation in 8166 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 8316 ms. Remains : 626/626 places, 31352/31352 transitions.
Support contains 6 out of 626 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 66 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:09:43] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:09:43] [INFO ] Invariant cache hit.
[2023-03-16 17:09:44] [INFO ] Implicit Places using invariants in 1733 ms returned []
Implicit Place search using SMT only with invariants took 1744 ms to find 0 implicit places.
[2023-03-16 17:09:45] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:09:45] [INFO ] Invariant cache hit.
[2023-03-16 17:09:53] [INFO ] Dead Transitions using invariants and state equation in 8029 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 9841 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-3-LTLFireability-06 finished in 341608 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F((!p0||X(F(!p1)))) U G(p1)))'
Support contains 4 out of 627 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 157 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 17:09:54] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:09:54] [INFO ] Invariant cache hit.
[2023-03-16 17:09:55] [INFO ] Implicit Places using invariants in 1767 ms returned []
Implicit Place search using SMT only with invariants took 1767 ms to find 0 implicit places.
[2023-03-16 17:09:55] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:09:55] [INFO ] Invariant cache hit.
[2023-03-16 17:10:03] [INFO ] Dead Transitions using invariants and state equation in 8049 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 9974 ms. Remains : 626/627 places, 31352/31353 transitions.
Stuttering acceptance computed with spot in 73 ms :[(NOT p1), (AND p1 p0)]
Running random walk in product with property : RERS17pb113-PT-3-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=p1, acceptance={} source=0 dest: 0}, { cond=(NOT p1), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={} source=0 dest: 1}], [{ cond=(AND p1 p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p1:(AND (GEQ s97 1) (GEQ s174 1)), p0:(AND (NOT (AND (GEQ s97 1) (GEQ s174 1))) (NOT (AND (GEQ s575 1) (GEQ s614 1))))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 33390 reset in 1894 ms.
Product exploration explored 100000 steps with 33306 reset in 1729 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND p1 p0))), (X (AND (NOT p1) p0)), (X (NOT p1)), (X (X (NOT (AND p1 p0)))), (X (X (AND (NOT p1) p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 307 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 70 ms :[(NOT p1), (AND p1 p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 421 ms. (steps per millisecond=23 ) properties (out of 3) seen :2
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-16 17:10:08] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:10:08] [INFO ] Invariant cache hit.
[2023-03-16 17:10:08] [INFO ] After 66ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0
Fused 1 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND p1 p0))), (X (AND (NOT p1) p0)), (X (NOT p1)), (X (X (NOT (AND p1 p0)))), (X (X (AND (NOT p1) p0))), (X (X (NOT p1))), (G (NOT (AND p0 p1)))]
False Knowledge obtained : [(F p1), (F (NOT (AND p0 (NOT p1))))]
Knowledge based reduction with 8 factoid took 366 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 35 ms :[(NOT p1)]
Stuttering acceptance computed with spot in 40 ms :[(NOT p1)]
[2023-03-16 17:10:09] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:10:09] [INFO ] Invariant cache hit.
Could not prove EG (NOT p1)
Support contains 2 out of 626 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 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 156 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:10:24] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:10:24] [INFO ] Invariant cache hit.
[2023-03-16 17:10:26] [INFO ] Implicit Places using invariants in 1724 ms returned []
Implicit Place search using SMT only with invariants took 1725 ms to find 0 implicit places.
[2023-03-16 17:10:26] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:10:26] [INFO ] Invariant cache hit.
[2023-03-16 17:10:34] [INFO ] Dead Transitions using invariants and state equation in 8405 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10288 ms. Remains : 626/626 places, 31352/31352 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 p1), (X (NOT p1)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 118 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 p1)]
Finished random walk after 2062 steps, including 0 resets, run visited all 1 properties in 54 ms. (steps per millisecond=38 )
Knowledge obtained : [(NOT p1), (X (NOT p1)), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1)]
Knowledge based reduction with 3 factoid took 121 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 29 ms :[(NOT p1)]
Stuttering acceptance computed with spot in 43 ms :[(NOT p1)]
[2023-03-16 17:10:35] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:10:35] [INFO ] Invariant cache hit.
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 41 ms :[(NOT p1)]
Product exploration explored 100000 steps with 0 reset in 2922 ms.
Product exploration explored 100000 steps with 0 reset in 2807 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 150 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:10:56] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:10:56] [INFO ] Invariant cache hit.
[2023-03-16 17:10:58] [INFO ] Implicit Places using invariants in 1772 ms returned []
Implicit Place search using SMT only with invariants took 1773 ms to find 0 implicit places.
[2023-03-16 17:10:58] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:10:58] [INFO ] Invariant cache hit.
[2023-03-16 17:11:07] [INFO ] Dead Transitions using invariants and state equation in 8958 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10883 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-3-LTLFireability-07 finished in 74146 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0) U (!X(p0) U p1)))'
Support contains 4 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 72 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 17:11:08] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 17:11:08] [INFO ] Computed 13 place invariants in 49 ms
[2023-03-16 17:11:10] [INFO ] Implicit Places using invariants in 1817 ms returned []
Implicit Place search using SMT only with invariants took 1818 ms to find 0 implicit places.
[2023-03-16 17:11:10] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 17:11:10] [INFO ] Invariant cache hit.
[2023-03-16 17:11:18] [INFO ] Dead Transitions using invariants and state equation in 8954 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10846 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 194 ms :[(NOT p1), (OR (NOT p1) p0), false, true, (NOT p0)]
Running random walk in product with property : RERS17pb113-PT-3-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p1) p0), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=0 dest: 1}, { cond=(AND (NOT p1) p0), acceptance={0} source=0 dest: 2}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 1}, { cond=p0, acceptance={0} source=1 dest: 3}], [{ cond=p0, acceptance={} source=2 dest: 4}], [{ cond=true, acceptance={0} source=3 dest: 3}], [{ cond=(NOT p0), acceptance={} source=4 dest: 3}, { cond=p0, acceptance={} source=4 dest: 4}]], initial=0, aps=[p1:(AND (GEQ s316 1) (GEQ s539 1)), p0:(AND (GEQ s26 1) (GEQ s476 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 0 reset in 2753 ms.
Product exploration explored 100000 steps with 0 reset in 2834 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 p1) (NOT p0)), (X (NOT (AND (NOT p1) p0))), (X (AND (NOT p1) (NOT p0))), (X (NOT p0)), true, (X (X (NOT (AND (NOT p1) p0)))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 8 factoid took 262 ms. Reduced automaton from 5 states, 9 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 79 ms :[(OR (NOT p1) p0), (OR (NOT p1) p0), true]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 329 ms. (steps per millisecond=30 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 24160 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 24160 steps, saw 21643 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 17:11:28] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 17:11:28] [INFO ] Invariant cache hit.
[2023-03-16 17:11:28] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:11:28] [INFO ] After 116ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 17:11:28] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:11:50] [INFO ] After 21323ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 17:11:50] [INFO ] State equation strengthened by 829 read => feed constraints.
[2023-03-16 17:11:53] [INFO ] After 3400ms SMT Verify possible using 829 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 17:11:53] [INFO ] After 3401ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 5 ms.
[2023-03-16 17:11:53] [INFO ] After 25029ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 10 ms.
Support contains 4 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 626 transition count 31352
Applied a total of 1 rules in 322 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 322 ms. Remains : 626/627 places, 31352/31353 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 309 ms. (steps per millisecond=32 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 36 ms. (steps per millisecond=277 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-16 17:11:54] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:11:54] [INFO ] Computed 13 place invariants in 60 ms
[2023-03-16 17:11:54] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:12:11] [INFO ] After 16216ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 17:12:11] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:12:18] [INFO ] After 7082ms SMT Verify possible using 268 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:12:18] [INFO ] After 23488ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:12:18] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:12:37] [INFO ] After 19162ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:12:43] [INFO ] After 5738ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 17:12:43] [INFO ] After 25058ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 5 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 152 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 152 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 275 ms. (steps per millisecond=36 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 22797 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 22797 steps, saw 20272 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 17:12:46] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:12:46] [INFO ] Invariant cache hit.
[2023-03-16 17:12:46] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:13:02] [INFO ] After 15243ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 17:13:02] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:13:09] [INFO ] After 7501ms SMT Verify possible using 268 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:13:09] [INFO ] After 22933ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:13:09] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:13:27] [INFO ] After 17581ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:13:34] [INFO ] After 7394ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 17:13:34] [INFO ] After 7394ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 6 ms.
[2023-03-16 17:13:34] [INFO ] After 25075ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 149 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 151 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 144 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:13:35] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:13:35] [INFO ] Invariant cache hit.
[2023-03-16 17:13:36] [INFO ] Implicit Places using invariants in 1745 ms returned []
Implicit Place search using SMT only with invariants took 1745 ms to find 0 implicit places.
[2023-03-16 17:13:36] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:13:36] [INFO ] Invariant cache hit.
[2023-03-16 17:13:44] [INFO ] Dead Transitions using invariants and state equation in 8031 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9922 ms. Remains : 626/626 places, 31352/31352 transitions.
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND (NOT p1) p0))), (X (AND (NOT p1) (NOT p0))), (X (NOT p0)), true, (X (X (NOT (AND (NOT p1) p0)))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT p0)))]
False Knowledge obtained : [(F (NOT (AND (NOT p1) (NOT p0))))]
Knowledge based reduction with 8 factoid took 250 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 82 ms :[(OR (NOT p1) p0), (OR (NOT p1) p0), true]
Stuttering acceptance computed with spot in 76 ms :[(OR (NOT p1) p0), (OR (NOT p1) p0), true]
[2023-03-16 17:13:45] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 17:13:45] [INFO ] Computed 13 place invariants in 46 ms
Could not prove EG (NOT p1)
Support contains 4 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 68 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 17:14:00] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 17:14:00] [INFO ] Invariant cache hit.
[2023-03-16 17:14:02] [INFO ] Implicit Places using invariants in 1764 ms returned []
Implicit Place search using SMT only with invariants took 1769 ms to find 0 implicit places.
[2023-03-16 17:14:02] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 17:14:02] [INFO ] Invariant cache hit.
[2023-03-16 17:14:10] [INFO ] Dead Transitions using invariants and state equation in 8000 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 9839 ms. Remains : 627/627 places, 31353/31353 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (AND (NOT p1) (NOT p0))), (X (NOT p0)), true, (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 231 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 68 ms :[(OR (NOT p1) p0), (OR (NOT p1) p0), true]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 334 ms. (steps per millisecond=29 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 24731 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 24731 steps, saw 22165 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 17:14:14] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 17:14:14] [INFO ] Invariant cache hit.
[2023-03-16 17:14:14] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:14:14] [INFO ] After 105ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 17:14:14] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:14:36] [INFO ] After 21582ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 17:14:36] [INFO ] State equation strengthened by 829 read => feed constraints.
[2023-03-16 17:14:39] [INFO ] After 3224ms SMT Verify possible using 829 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 17:14:39] [INFO ] After 25024ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 9 ms.
Support contains 4 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 626 transition count 31352
Applied a total of 1 rules in 307 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 308 ms. Remains : 626/627 places, 31352/31353 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 321 ms. (steps per millisecond=31 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 21194 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 21194 steps, saw 18859 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 17:14:43] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:14:43] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-16 17:14:43] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:14:43] [INFO ] After 108ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 17:14:43] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:15:06] [INFO ] After 23156ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 17:15:06] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:15:08] [INFO ] After 1578ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 17:15:08] [INFO ] After 1579ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 6 ms.
[2023-03-16 17:15:08] [INFO ] After 25044ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 9 ms.
Support contains 4 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 168 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 168 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 167 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:15:08] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:15:08] [INFO ] Invariant cache hit.
[2023-03-16 17:15:10] [INFO ] Implicit Places using invariants in 1832 ms returned []
Implicit Place search using SMT only with invariants took 1833 ms to find 0 implicit places.
[2023-03-16 17:15:10] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:15:10] [INFO ] Invariant cache hit.
[2023-03-16 17:15:19] [INFO ] Dead Transitions using invariants and state equation in 8783 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10786 ms. Remains : 626/626 places, 31352/31352 transitions.
Ensure Unique test removed 13027 transitions
Reduce isomorphic transitions removed 13027 transitions.
Iterating post reduction 0 with 13027 rules applied. Total rules applied 13027 place count 626 transition count 18325
Applied a total of 13027 rules in 502 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:15:20] [INFO ] Computed 13 place invariants in 50 ms
[2023-03-16 17:15:20] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 17:15:20] [INFO ] After 113ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 17:15:20] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:15:37] [INFO ] After 17112ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 17:15:39] [INFO ] After 19209ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 1190 ms.
[2023-03-16 17:15:40] [INFO ] After 20503ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (AND (NOT p1) (NOT p0))), (X (NOT p0)), true, (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 218 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 84 ms :[(OR (NOT p1) p0), (OR (NOT p1) p0), true]
Stuttering acceptance computed with spot in 98 ms :[(OR (NOT p1) p0), (OR (NOT p1) p0), true]
[2023-03-16 17:15:41] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 17:15:41] [INFO ] Computed 13 place invariants in 52 ms
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 83 ms :[(OR (NOT p1) p0), (OR (NOT p1) p0), true]
Product exploration explored 100000 steps with 0 reset in 2671 ms.
Product exploration explored 100000 steps with 1 reset in 2730 ms.
Applying partial POR strategy [true, false, true]
Stuttering acceptance computed with spot in 76 ms :[(OR (NOT p1) p0), (OR (NOT p1) p0), true]
Support contains 4 out of 627 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 250 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 17:16:02] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 17:16:02] [INFO ] Invariant cache hit.
[2023-03-16 17:16:10] [INFO ] Dead Transitions using invariants and state equation in 8252 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 8503 ms. Remains : 627/627 places, 31353/31353 transitions.
Support contains 4 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 69 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 17:16:10] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 17:16:10] [INFO ] Invariant cache hit.
[2023-03-16 17:16:12] [INFO ] Implicit Places using invariants in 1752 ms returned []
Implicit Place search using SMT only with invariants took 1758 ms to find 0 implicit places.
[2023-03-16 17:16:12] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 17:16:12] [INFO ] Invariant cache hit.
[2023-03-16 17:16:20] [INFO ] Dead Transitions using invariants and state equation in 8213 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10043 ms. Remains : 627/627 places, 31353/31353 transitions.
Treatment of property RERS17pb113-PT-3-LTLFireability-10 finished in 313479 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(p1)&&X(p2)&&F(!p1)&&p0)))'
Support contains 4 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 211 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 17:16:21] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 17:16:21] [INFO ] Invariant cache hit.
[2023-03-16 17:16:23] [INFO ] Implicit Places using invariants in 1783 ms returned []
Implicit Place search using SMT only with invariants took 1788 ms to find 0 implicit places.
[2023-03-16 17:16:23] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 17:16:23] [INFO ] Invariant cache hit.
[2023-03-16 17:16:31] [INFO ] Dead Transitions using invariants and state equation in 8249 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10253 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 219 ms :[true, true, true, (NOT p1), (NOT p2), p1]
Running random walk in product with property : RERS17pb113-PT-3-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 3}, { cond=p0, acceptance={} source=1 dest: 4}, { cond=(AND p0 p1), acceptance={} source=1 dest: 5}], [{ cond=true, acceptance={} source=2 dest: 2}], [{ cond=(NOT p1), acceptance={} source=3 dest: 3}], [{ cond=(NOT p2), acceptance={} source=4 dest: 2}], [{ cond=p1, acceptance={} source=5 dest: 5}]], initial=0, aps=[p0:(AND (GEQ s35 1) (GEQ s355 1)), p1:(AND (GEQ s35 1) (GEQ s355 1)), p2:(OR (LT s268 1) (LT s597 1))], nbAcceptance=0, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA RERS17pb113-PT-3-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb113-PT-3-LTLFireability-14 finished in 10577 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 2 out of 627 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 158 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 17:16:32] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:16:32] [INFO ] Computed 13 place invariants in 45 ms
[2023-03-16 17:16:34] [INFO ] Implicit Places using invariants in 1803 ms returned []
Implicit Place search using SMT only with invariants took 1810 ms to find 0 implicit places.
[2023-03-16 17:16:34] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:16:34] [INFO ] Invariant cache hit.
[2023-03-16 17:16:42] [INFO ] Dead Transitions using invariants and state equation in 8198 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10170 ms. Remains : 626/627 places, 31352/31353 transitions.
Stuttering acceptance computed with spot in 43 ms :[(NOT p0)]
Running random walk in product with property : RERS17pb113-PT-3-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (GEQ s65 1) (GEQ s284 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null][true]]
Product exploration explored 100000 steps with 0 reset in 2748 ms.
Product exploration explored 100000 steps with 0 reset in 2742 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 129 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 321 ms. (steps per millisecond=31 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 21824 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 21824 steps, saw 19410 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 17:16:51] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:16:51] [INFO ] Invariant cache hit.
[2023-03-16 17:16:51] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:17:05] [INFO ] After 14183ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:17:05] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:17:21] [INFO ] After 15535ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:17:21] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:17:28] [INFO ] After 7009ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 17:17:29] [INFO ] Deduced a trap composed of 40 places in 539 ms of which 0 ms to minimize.
[2023-03-16 17:17:30] [INFO ] Deduced a trap composed of 40 places in 357 ms of which 0 ms to minimize.
[2023-03-16 17:17:30] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1987 ms
[2023-03-16 17:17:30] [INFO ] After 9314ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 5 ms.
[2023-03-16 17:17:30] [INFO ] After 25036ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 158 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 158 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 260 ms. (steps per millisecond=38 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 22726 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 22726 steps, saw 20214 distinct states, run finished after 3002 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 17:17:34] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:17:34] [INFO ] Invariant cache hit.
[2023-03-16 17:17:34] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:17:48] [INFO ] After 13905ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:17:48] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:18:04] [INFO ] After 15642ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:18:04] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:18:11] [INFO ] After 7148ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 17:18:12] [INFO ] Deduced a trap composed of 40 places in 545 ms of which 0 ms to minimize.
[2023-03-16 17:18:13] [INFO ] Deduced a trap composed of 40 places in 357 ms of which 1 ms to minimize.
[2023-03-16 17:18:13] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1989 ms
[2023-03-16 17:18:13] [INFO ] After 9428ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 2 ms.
[2023-03-16 17:18:13] [INFO ] After 25266ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 146 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 146 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 146 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:18:13] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:18:13] [INFO ] Invariant cache hit.
[2023-03-16 17:18:15] [INFO ] Implicit Places using invariants in 1809 ms returned []
Implicit Place search using SMT only with invariants took 1809 ms to find 0 implicit places.
[2023-03-16 17:18:15] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:18:15] [INFO ] Invariant cache hit.
[2023-03-16 17:18:23] [INFO ] Dead Transitions using invariants and state equation in 8275 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10237 ms. Remains : 626/626 places, 31352/31352 transitions.
Ensure Unique test removed 13027 transitions
Reduce isomorphic transitions removed 13027 transitions.
Iterating post reduction 0 with 13027 rules applied. Total rules applied 13027 place count 626 transition count 18325
Applied a total of 13027 rules in 463 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:18:24] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-16 17:18:24] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:18:39] [INFO ] After 14711ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:18:39] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:18:54] [INFO ] After 15160ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:18:55] [INFO ] After 15903ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 435 ms.
[2023-03-16 17:18:55] [INFO ] After 16432ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 107 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 30 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
[2023-03-16 17:18:55] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:18:56] [INFO ] Computed 13 place invariants in 47 ms
Could not prove EG (NOT p0)
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 152 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:19:11] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:19:11] [INFO ] Invariant cache hit.
[2023-03-16 17:19:13] [INFO ] Implicit Places using invariants in 1813 ms returned []
Implicit Place search using SMT only with invariants took 1813 ms to find 0 implicit places.
[2023-03-16 17:19:13] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:19:13] [INFO ] Invariant cache hit.
[2023-03-16 17:19:21] [INFO ] Dead Transitions using invariants and state equation in 8096 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10062 ms. Remains : 626/626 places, 31352/31352 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 103 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 30 ms :[(NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 268 ms. (steps per millisecond=37 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 23063 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 23063 steps, saw 20498 distinct states, run finished after 3002 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 17:19:24] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:19:24] [INFO ] Invariant cache hit.
[2023-03-16 17:19:24] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:19:39] [INFO ] After 14542ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:19:39] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:19:55] [INFO ] After 16200ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:19:55] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:20:03] [INFO ] After 7598ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 17:20:04] [INFO ] Deduced a trap composed of 40 places in 574 ms of which 1 ms to minimize.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineResultsWithTraps(DeadlockTester.java:736)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:656)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java: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 17:20:04] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 17:20:04] [INFO ] After 25166ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:1
Parikh walk visited 0 properties in 4 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 199 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 200 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 269 ms. (steps per millisecond=37 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 22440 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 22440 steps, saw 19958 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 17:20:08] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:20:08] [INFO ] Invariant cache hit.
[2023-03-16 17:20:08] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:20:23] [INFO ] After 15044ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:20:23] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:20:39] [INFO ] After 16461ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:20:39] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:20:46] [INFO ] After 7086ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 17:20:47] [INFO ] Deduced a trap composed of 40 places in 542 ms of which 1 ms to minimize.
[2023-03-16 17:20:50] [INFO ] Deduced a trap composed of 64 places in 2393 ms of which 0 ms to minimize.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineResultsWithTraps(DeadlockTester.java:736)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:656)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java: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 17:20:50] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 17:20:50] [INFO ] After 27472ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:1
Parikh walk visited 0 properties in 4 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 144 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 144 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 148 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:20:50] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:20:50] [INFO ] Invariant cache hit.
[2023-03-16 17:20:52] [INFO ] Implicit Places using invariants in 1775 ms returned []
Implicit Place search using SMT only with invariants took 1775 ms to find 0 implicit places.
[2023-03-16 17:20:52] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:20:52] [INFO ] Invariant cache hit.
[2023-03-16 17:21:00] [INFO ] Dead Transitions using invariants and state equation in 8257 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10183 ms. Remains : 626/626 places, 31352/31352 transitions.
Ensure Unique test removed 13027 transitions
Reduce isomorphic transitions removed 13027 transitions.
Iterating post reduction 0 with 13027 rules applied. Total rules applied 13027 place count 626 transition count 18325
Applied a total of 13027 rules in 471 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:21:01] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-16 17:21:01] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:21:15] [INFO ] After 14258ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:21:15] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:21:30] [INFO ] After 14511ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:21:31] [INFO ] After 15273ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 443 ms.
[2023-03-16 17:21:31] [INFO ] After 15801ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 113 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 30 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
[2023-03-16 17:21:31] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:21:31] [INFO ] Computed 13 place invariants in 51 ms
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
Product exploration explored 100000 steps with 0 reset in 2675 ms.
Product exploration explored 100000 steps with 0 reset in 2784 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 152 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:21:52] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:21:52] [INFO ] Invariant cache hit.
[2023-03-16 17:21:54] [INFO ] Implicit Places using invariants in 1744 ms returned []
Implicit Place search using SMT only with invariants took 1745 ms to find 0 implicit places.
[2023-03-16 17:21:54] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:21:54] [INFO ] Invariant cache hit.
[2023-03-16 17:22:02] [INFO ] Dead Transitions using invariants and state equation in 8123 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10022 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-3-LTLFireability-15 finished in 331199 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(p0)||G((F((!p1||X(!p2))) U p3)))))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((!(!p0 U (p1 U G(!X(p2))))&&!p0)))'
Found a Shortening insensitive property : RERS17pb113-PT-3-LTLFireability-02
Stuttering acceptance computed with spot in 137 ms :[(OR (NOT p2) p0), (NOT p2), false, false]
Support contains 6 out of 627 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 168 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 17:22:03] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:22:03] [INFO ] Invariant cache hit.
[2023-03-16 17:22:05] [INFO ] Implicit Places using invariants in 1701 ms returned []
Implicit Place search using SMT only with invariants took 1705 ms to find 0 implicit places.
[2023-03-16 17:22:05] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:22:05] [INFO ] Invariant cache hit.
[2023-03-16 17:22:13] [INFO ] Dead Transitions using invariants and state equation in 8105 ms found 0 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 9981 ms. Remains : 626/627 places, 31352/31353 transitions.
Running random walk in product with property : RERS17pb113-PT-3-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={0} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(NOT p0), acceptance={} source=0 dest: 2}], [{ cond=(NOT p2), acceptance={0} source=1 dest: 1}], [{ cond=p2, acceptance={} source=2 dest: 1}, { cond=(NOT p0), acceptance={} source=2 dest: 2}, { cond=(AND p0 p1), acceptance={} source=2 dest: 3}], [{ cond=p2, acceptance={} source=3 dest: 1}, { cond=p1, acceptance={} source=3 dest: 3}]], initial=0, aps=[p0:(AND (GEQ s64 1) (GEQ s121 1)), p2:(AND (GEQ s0 1) (GEQ s430 1)), p1:(AND (GEQ s109 1) (GEQ s479 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, cl-invariant], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 0 reset in 2835 ms.
Product exploration explored 100000 steps with 0 reset in 2620 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (NOT p2)), (X (NOT (AND p0 p1))), (X (NOT p0)), (X (X (NOT p2))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 8 factoid took 299 ms. Reduced automaton from 4 states, 9 edges and 3 AP (stutter sensitive) to 4 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 117 ms :[(NOT p2), (NOT p2), false, false]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 322 ms. (steps per millisecond=31 ) properties (out of 4) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
[2023-03-16 17:22:20] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:22:20] [INFO ] Invariant cache hit.
[2023-03-16 17:22:20] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:22:39] [INFO ] After 18932ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 17:22:39] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:22:58] [INFO ] After 19393ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 17:22:58] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:23:04] [INFO ] After 5444ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-16 17:23:04] [INFO ] After 5445ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 5 ms.
[2023-03-16 17:23:04] [INFO ] After 25043ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Parikh walk visited 0 properties in 11 ms.
Support contains 6 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 162 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 163 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 326 ms. (steps per millisecond=30 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 22418 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 22418 steps, saw 19938 distinct states, run finished after 3002 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-16 17:23:07] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:23:07] [INFO ] Invariant cache hit.
[2023-03-16 17:23:07] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:23:28] [INFO ] After 20386ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 17:23:28] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:23:46] [INFO ] After 18101ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 17:23:46] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:23:52] [INFO ] After 6392ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-16 17:23:55] [INFO ] Deduced a trap composed of 64 places in 2346 ms of which 1 ms to minimize.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineResultsWithTraps(DeadlockTester.java:736)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:656)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLLengthAwareSolver.runSLCLLTLTest(LTLLengthAwareSolver.java:100)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:764)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 17:23:55] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 17:23:55] [INFO ] After 27419ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:3
Parikh walk visited 0 properties in 12 ms.
Support contains 6 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 147 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 147 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 147 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:23:55] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:23:55] [INFO ] Invariant cache hit.
[2023-03-16 17:23:57] [INFO ] Implicit Places using invariants in 1776 ms returned []
Implicit Place search using SMT only with invariants took 1777 ms to find 0 implicit places.
[2023-03-16 17:23:57] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:23:57] [INFO ] Invariant cache hit.
[2023-03-16 17:24:06] [INFO ] Dead Transitions using invariants and state equation in 8334 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10261 ms. Remains : 626/626 places, 31352/31352 transitions.
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (NOT p2)), (X (NOT (AND p0 p1))), (X (NOT p0)), (X (X (NOT p2))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1)]
Knowledge based reduction with 8 factoid took 376 ms. Reduced automaton from 4 states, 8 edges and 3 AP (stutter sensitive) to 4 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 139 ms :[(NOT p2), (NOT p2), false, false]
Stuttering acceptance computed with spot in 214 ms :[(NOT p2), (NOT p2), false, false]
[2023-03-16 17:24:06] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:24:06] [INFO ] Invariant cache hit.
Could not prove EG (NOT p2)
Support contains 6 out of 626 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 68 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:24:22] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:24:22] [INFO ] Invariant cache hit.
[2023-03-16 17:24:23] [INFO ] Implicit Places using invariants in 1793 ms returned []
Implicit Place search using SMT only with invariants took 1794 ms to find 0 implicit places.
[2023-03-16 17:24:23] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:24:23] [INFO ] Invariant cache hit.
[2023-03-16 17:24:32] [INFO ] Dead Transitions using invariants and state equation in 8255 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10119 ms. Remains : 626/626 places, 31352/31352 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p2) (NOT p0) (NOT p1)), (X (NOT p2)), (X (NOT p0)), (X (NOT (AND p0 p1))), (X (X (NOT p2))), (X (X (NOT p0))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 8 factoid took 381 ms. Reduced automaton from 4 states, 8 edges and 3 AP (stutter sensitive) to 4 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 161 ms :[(NOT p2), (NOT p2), false, false]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 386 ms. (steps per millisecond=25 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 4) seen :0
Interrupted probabilistic random walk after 22511 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 22511 steps, saw 20021 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 4 properties.
[2023-03-16 17:24:36] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:24:36] [INFO ] Invariant cache hit.
[2023-03-16 17:24:36] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:24:56] [INFO ] After 19780ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-16 17:24:56] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:25:16] [INFO ] After 20562ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-16 17:25:16] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:25:21] [INFO ] After 4246ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-16 17:25:21] [INFO ] After 4247ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 5 ms.
[2023-03-16 17:25:21] [INFO ] After 25036ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Parikh walk visited 0 properties in 20 ms.
Support contains 6 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 150 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 150 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 366 ms. (steps per millisecond=27 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 47 ms. (steps per millisecond=212 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 46 ms. (steps per millisecond=217 ) properties (out of 4) seen :0
Interrupted probabilistic random walk after 21681 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 21681 steps, saw 19291 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 4 properties.
[2023-03-16 17:25:24] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:25:24] [INFO ] Invariant cache hit.
[2023-03-16 17:25:25] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:25:45] [INFO ] After 20358ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-16 17:25:45] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:26:05] [INFO ] After 20084ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-16 17:26:05] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:26:10] [INFO ] After 4718ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-16 17:26:10] [INFO ] After 4718ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 2 ms.
[2023-03-16 17:26:10] [INFO ] After 25037ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Parikh walk visited 0 properties in 21 ms.
Support contains 6 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 154 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 154 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 171 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:26:10] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:26:10] [INFO ] Invariant cache hit.
[2023-03-16 17:26:12] [INFO ] Implicit Places using invariants in 1822 ms returned []
Implicit Place search using SMT only with invariants took 1823 ms to find 0 implicit places.
[2023-03-16 17:26:12] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:26:12] [INFO ] Invariant cache hit.
[2023-03-16 17:26:21] [INFO ] Dead Transitions using invariants and state equation in 8998 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10998 ms. Remains : 626/626 places, 31352/31352 transitions.
Knowledge obtained : [(AND (NOT p2) (NOT p0) (NOT p1)), (X (NOT p2)), (X (NOT p0)), (X (NOT (AND p0 p1))), (X (X (NOT p2))), (X (X (NOT p0))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 8 factoid took 472 ms. Reduced automaton from 4 states, 8 edges and 3 AP (stutter sensitive) to 4 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 170 ms :[(NOT p2), (NOT p2), false, false]
Stuttering acceptance computed with spot in 158 ms :[(NOT p2), (NOT p2), false, false]
[2023-03-16 17:26:22] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:26:22] [INFO ] Invariant cache hit.
Could not prove EG (NOT p2)
Stuttering acceptance computed with spot in 166 ms :[(NOT p2), (NOT p2), false, false]
Product exploration explored 100000 steps with 0 reset in 3560 ms.
Product exploration explored 100000 steps with 0 reset in 3625 ms.
Applying partial POR strategy [false, true, false, false]
Stuttering acceptance computed with spot in 173 ms :[(NOT p2), (NOT p2), false, false]
Support contains 6 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 159 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:26:45] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:26:45] [INFO ] Invariant cache hit.
[2023-03-16 17:26:54] [INFO ] Dead Transitions using invariants and state equation in 9105 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 9267 ms. Remains : 626/626 places, 31352/31352 transitions.
Support contains 6 out of 626 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 72 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:26:54] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:26:54] [INFO ] Invariant cache hit.
[2023-03-16 17:26:56] [INFO ] Implicit Places using invariants in 1807 ms returned []
Implicit Place search using SMT only with invariants took 1808 ms to find 0 implicit places.
[2023-03-16 17:26:56] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:26:56] [INFO ] Invariant cache hit.
[2023-03-16 17:27:05] [INFO ] Dead Transitions using invariants and state equation in 8722 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10605 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-3-LTLFireability-02 finished in 302571 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((X(X(G(p1)))||p0))))'
Found a Lengthening insensitive property : RERS17pb113-PT-3-LTLFireability-05
Stuttering acceptance computed with spot in 170 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Support contains 4 out of 627 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 165 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 17:27:06] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:27:06] [INFO ] Invariant cache hit.
[2023-03-16 17:27:08] [INFO ] Implicit Places using invariants in 1777 ms returned []
Implicit Place search using SMT only with invariants took 1778 ms to find 0 implicit places.
[2023-03-16 17:27:08] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:27:08] [INFO ] Invariant cache hit.
[2023-03-16 17:27:16] [INFO ] Dead Transitions using invariants and state equation in 8332 ms found 0 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 10276 ms. Remains : 626/627 places, 31352/31353 transitions.
Running random walk in product with property : RERS17pb113-PT-3-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 4}], [{ cond=true, acceptance={} source=2 dest: 3}], [{ cond=(NOT p0), acceptance={} source=3 dest: 1}, { cond=p0, acceptance={} source=3 dest: 3}], [{ cond=(NOT p1), acceptance={} source=4 dest: 0}, { cond=p1, acceptance={} source=4 dest: 4}]], initial=2, aps=[p0:(OR (LT s471 1) (LT s605 1)), p1:(OR (LT s76 1) (LT s277 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak, sl-invariant], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 0 reset in 2733 ms.
Product exploration explored 100000 steps with 0 reset in 2679 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 p1), (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 160 ms. Reduced automaton from 5 states, 7 edges and 2 AP (stutter sensitive) to 5 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 155 ms :[true, (NOT p1), (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 292 ms. (steps per millisecond=34 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-16 17:27:22] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:27:22] [INFO ] Invariant cache hit.
[2023-03-16 17:27:22] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:27:40] [INFO ] After 17477ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 17:27:40] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:27:47] [INFO ] After 7368ms SMT Verify possible using 268 Read/Feed constraints in real domain returned unsat :0 sat :0
[2023-03-16 17:27:47] [INFO ] After 25032ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 7 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 157 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 159 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 299 ms. (steps per millisecond=33 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 22198 steps, run timeout after 3002 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 22198 steps, saw 19741 distinct states, run finished after 3002 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 17:27:51] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:27:51] [INFO ] Invariant cache hit.
[2023-03-16 17:27:51] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:28:10] [INFO ] After 18893ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 17:28:10] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:28:16] [INFO ] After 5962ms SMT Verify possible using 268 Read/Feed constraints in real domain returned unsat :0 sat :0
[2023-03-16 17:28:16] [INFO ] After 25037ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 11 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 156 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 156 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 154 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:28:16] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:28:16] [INFO ] Invariant cache hit.
[2023-03-16 17:28:18] [INFO ] Implicit Places using invariants in 1832 ms returned []
Implicit Place search using SMT only with invariants took 1833 ms to find 0 implicit places.
[2023-03-16 17:28:18] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:28:18] [INFO ] Invariant cache hit.
[2023-03-16 17:28:27] [INFO ] Dead Transitions using invariants and state equation in 8620 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10610 ms. Remains : 626/626 places, 31352/31352 transitions.
Ensure Unique test removed 13027 transitions
Reduce isomorphic transitions removed 13027 transitions.
Iterating post reduction 0 with 13027 rules applied. Total rules applied 13027 place count 626 transition count 18325
Applied a total of 13027 rules in 467 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:28:27] [INFO ] Computed 13 place invariants in 49 ms
[2023-03-16 17:28:27] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:28:41] [INFO ] After 14013ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:28:41] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 17:28:55] [INFO ] After 13928ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:28:56] [INFO ] After 14763ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 584 ms.
[2023-03-16 17:28:57] [INFO ] After 15442ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(AND p0 p1), (X p0), true, (X (X p0))]
False Knowledge obtained : [(F (NOT p1))]
Knowledge based reduction with 4 factoid took 200 ms. Reduced automaton from 5 states, 7 edges and 2 AP (stutter sensitive) to 5 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 158 ms :[true, (NOT p1), (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 160 ms :[true, (NOT p1), (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Support contains 4 out of 626 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 69 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:28:58] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:28:58] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-16 17:28:59] [INFO ] Implicit Places using invariants in 1810 ms returned []
Implicit Place search using SMT only with invariants took 1811 ms to find 0 implicit places.
[2023-03-16 17:28:59] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:28:59] [INFO ] Invariant cache hit.
[2023-03-16 17:29:08] [INFO ] Dead Transitions using invariants and state equation in 8537 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10420 ms. Remains : 626/626 places, 31352/31352 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 p0), (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 186 ms. Reduced automaton from 5 states, 7 edges and 2 AP (stutter sensitive) to 5 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 148 ms :[true, (NOT p1), (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 304 ms. (steps per millisecond=32 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-16 17:29:09] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:29:09] [INFO ] Invariant cache hit.
[2023-03-16 17:29:09] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:29:26] [INFO ] After 17052ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 17:29:26] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:29:34] [INFO ] After 7789ms SMT Verify possible using 268 Read/Feed constraints in real domain returned unsat :0 sat :0
[2023-03-16 17:29:34] [INFO ] After 25029ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 5 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 151 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 151 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 278 ms. (steps per millisecond=35 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 22962 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 22962 steps, saw 20410 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 17:29:37] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:29:37] [INFO ] Invariant cache hit.
[2023-03-16 17:29:37] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:29:54] [INFO ] After 16610ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 17:29:54] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:30:02] [INFO ] After 8250ms SMT Verify possible using 268 Read/Feed constraints in real domain returned unsat :0 sat :0
[2023-03-16 17:30:02] [INFO ] After 25039ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 11 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 166 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 166 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 167 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:30:03] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:30:03] [INFO ] Invariant cache hit.
[2023-03-16 17:30:05] [INFO ] Implicit Places using invariants in 1825 ms returned []
Implicit Place search using SMT only with invariants took 1826 ms to find 0 implicit places.
[2023-03-16 17:30:05] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:30:05] [INFO ] Invariant cache hit.
[2023-03-16 17:30:13] [INFO ] Dead Transitions using invariants and state equation in 8286 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10283 ms. Remains : 626/626 places, 31352/31352 transitions.
Ensure Unique test removed 13027 transitions
Reduce isomorphic transitions removed 13027 transitions.
Iterating post reduction 0 with 13027 rules applied. Total rules applied 13027 place count 626 transition count 18325
Applied a total of 13027 rules in 457 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:30:13] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-16 17:30:13] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:30:27] [INFO ] After 13634ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:30:27] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:30:41] [INFO ] After 13769ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:30:42] [INFO ] After 14627ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 609 ms.
[2023-03-16 17:30:42] [INFO ] After 15330ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(AND p1 p0), (X p0), true, (X (X p0))]
False Knowledge obtained : [(F (NOT p1))]
Knowledge based reduction with 4 factoid took 208 ms. Reduced automaton from 5 states, 7 edges and 2 AP (stutter sensitive) to 5 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 166 ms :[true, (NOT p1), (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 162 ms :[true, (NOT p1), (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 155 ms :[true, (NOT p1), (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Product exploration explored 100000 steps with 0 reset in 2752 ms.
Product exploration explored 100000 steps with 0 reset in 2796 ms.
Applying partial POR strategy [true, true, false, false, false]
Stuttering acceptance computed with spot in 142 ms :[true, (NOT p1), (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Support contains 4 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 151 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:30:49] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:30:49] [INFO ] Computed 13 place invariants in 49 ms
[2023-03-16 17:30:58] [INFO ] Dead Transitions using invariants and state equation in 8674 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 8827 ms. Remains : 626/626 places, 31352/31352 transitions.
Support contains 4 out of 626 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 68 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:30:58] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:30:58] [INFO ] Invariant cache hit.
[2023-03-16 17:31:00] [INFO ] Implicit Places using invariants in 1728 ms returned []
Implicit Place search using SMT only with invariants took 1732 ms to find 0 implicit places.
[2023-03-16 17:31:00] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:31:00] [INFO ] Invariant cache hit.
[2023-03-16 17:31:08] [INFO ] Dead Transitions using invariants and state equation in 8710 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10512 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-3-LTLFireability-05 finished in 243552 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U (G(F(p0)) U ((p2 U p3)&&p1))))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F((!p0||X(F(!p1)))) U G(p1)))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0) U (!X(p0) U p1)))'
Found a Lengthening insensitive property : RERS17pb113-PT-3-LTLFireability-10
Stuttering acceptance computed with spot in 236 ms :[(NOT p1), (OR (NOT p1) p0), false, true, (NOT p0)]
Support contains 4 out of 627 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 157 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 17:31:10] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:31:10] [INFO ] Invariant cache hit.
[2023-03-16 17:31:12] [INFO ] Implicit Places using invariants in 1765 ms returned []
Implicit Place search using SMT only with invariants took 1765 ms to find 0 implicit places.
[2023-03-16 17:31:12] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:31:12] [INFO ] Invariant cache hit.
[2023-03-16 17:31:20] [INFO ] Dead Transitions using invariants and state equation in 8568 ms found 0 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 10492 ms. Remains : 626/627 places, 31352/31353 transitions.
Running random walk in product with property : RERS17pb113-PT-3-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p1) p0), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=0 dest: 1}, { cond=(AND (NOT p1) p0), acceptance={0} source=0 dest: 2}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 1}, { cond=p0, acceptance={0} source=1 dest: 3}], [{ cond=p0, acceptance={} source=2 dest: 4}], [{ cond=true, acceptance={0} source=3 dest: 3}], [{ cond=(NOT p0), acceptance={} source=4 dest: 3}, { cond=p0, acceptance={} source=4 dest: 4}]], initial=0, aps=[p1:(AND (GEQ s316 1) (GEQ s539 1)), p0:(AND (GEQ s26 1) (GEQ s476 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak, sl-invariant], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 85812 steps with 1 reset in 3069 ms.
Treatment of property RERS17pb113-PT-3-LTLFireability-10 finished in 13939 ms.
FORMULA RERS17pb113-PT-3-LTLFireability-10 FALSE TECHNIQUES LENGTHENING_INSENSITIVE
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
[2023-03-16 17:31:24] [INFO ] Flatten gal took : 638 ms
[2023-03-16 17:31:24] [INFO ] Export to MCC of 7 properties in file /home/mcc/execution/LTLFireability.sr.xml took 2 ms.
[2023-03-16 17:31:24] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 627 places, 31353 transitions and 125406 arcs took 119 ms.
Total runtime 2666377 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/3471/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/3471/ltl_1_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/3471/ltl_2_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/3471/ltl_3_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/3471/ltl_4_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/3471/ltl_5_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/3471/ltl_6_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : RERS17pb113-PT-3-LTLFireability-00
Could not compute solution for formula : RERS17pb113-PT-3-LTLFireability-02
Could not compute solution for formula : RERS17pb113-PT-3-LTLFireability-05
Could not compute solution for formula : RERS17pb113-PT-3-LTLFireability-06
Could not compute solution for formula : RERS17pb113-PT-3-LTLFireability-07
Could not compute solution for formula : RERS17pb113-PT-3-LTLFireability-10
Could not compute solution for formula : RERS17pb113-PT-3-LTLFireability-15

BK_STOP 1678987922101

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
mcc2023
ltl formula name RERS17pb113-PT-3-LTLFireability-00
ltl formula formula --ltl=/tmp/3471/ltl_0_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 627 places, 31353 transitions and 125406 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 3.050 real 1.000 user 1.030 sys
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/3471/ltl_0_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/3471/ltl_0_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/3471/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/3471/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 6 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
ltl formula name RERS17pb113-PT-3-LTLFireability-02
ltl formula formula --ltl=/tmp/3471/ltl_1_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 627 places, 31353 transitions and 125406 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 2.960 real 1.110 user 1.050 sys
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/3471/ltl_1_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/3471/ltl_1_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/3471/ltl_1_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/3471/ltl_1_
pnml2lts-mc( 0/ 4): buchi has 4 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
ltl formula name RERS17pb113-PT-3-LTLFireability-05
ltl formula formula --ltl=/tmp/3471/ltl_2_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 627 places, 31353 transitions and 125406 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 3.060 real 0.970 user 0.960 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/3471/ltl_2_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/3471/ltl_2_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/3471/ltl_2_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/3471/ltl_2_
pnml2lts-mc( 0/ 4): buchi has 5 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)
ltl formula name RERS17pb113-PT-3-LTLFireability-06
ltl formula formula --ltl=/tmp/3471/ltl_3_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 627 places, 31353 transitions and 125406 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 3.060 real 1.100 user 1.120 sys
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/3471/ltl_3_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/3471/ltl_3_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/3471/ltl_3_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/3471/ltl_3_
pnml2lts-mc( 0/ 4): buchi has 5 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
malloc_consolidate(): invalid chunk size
ltl formula name RERS17pb113-PT-3-LTLFireability-07
ltl formula formula --ltl=/tmp/3471/ltl_4_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 627 places, 31353 transitions and 125406 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 3.150 real 1.070 user 0.910 sys
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/3471/ltl_4_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/3471/ltl_4_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/3471/ltl_4_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/3471/ltl_4_
pnml2lts-mc( 0/ 4): buchi has 2 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
ltl formula name RERS17pb113-PT-3-LTLFireability-10
ltl formula formula --ltl=/tmp/3471/ltl_5_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 627 places, 31353 transitions and 125406 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 2.920 real 1.080 user 1.080 sys
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/3471/ltl_5_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/3471/ltl_5_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/3471/ltl_5_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/3471/ltl_5_
pnml2lts-mc( 0/ 4): buchi has 6 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)
ltl formula name RERS17pb113-PT-3-LTLFireability-15
ltl formula formula --ltl=/tmp/3471/ltl_6_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 627 places, 31353 transitions and 125406 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 3.160 real 1.020 user 0.960 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/3471/ltl_6_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/3471/ltl_6_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/3471/ltl_6_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/3471/ltl_6_
pnml2lts-mc( 0/ 4): buchi has 1 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted

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="RERS17pb113-PT-3"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool ltsminxred"
echo " Input is RERS17pb113-PT-3, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r329-tall-167889201500020"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RERS17pb113-PT-3.tgz
mv RERS17pb113-PT-3 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 ;