Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r327-tall-167889199300180.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is RERS17pb115-PT-5, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r327-tall-167889199300180
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 70M
-rw-r--r-- 1 mcc users 6.2K Feb 25 13:51 CTLCardinality.txt
-rw-r--r-- 1 mcc users 63K Feb 25 13:51 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.3K Feb 25 13:48 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K Feb 25 13:48 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Jan 29 11:41 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.9K Feb 25 16:39 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 16:39 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.1K Feb 25 16:39 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Feb 25 16:39 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.1K Feb 25 14:02 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 93K Feb 25 14:02 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K Feb 25 13:56 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 87K Feb 25 13:56 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:39 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:39 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 2 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 69M Mar 5 18:23 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME RERS17pb115-PT-5-LTLFireability-00
FORMULA_NAME RERS17pb115-PT-5-LTLFireability-01
FORMULA_NAME RERS17pb115-PT-5-LTLFireability-02
FORMULA_NAME RERS17pb115-PT-5-LTLFireability-03
FORMULA_NAME RERS17pb115-PT-5-LTLFireability-04
FORMULA_NAME RERS17pb115-PT-5-LTLFireability-05
FORMULA_NAME RERS17pb115-PT-5-LTLFireability-06
FORMULA_NAME RERS17pb115-PT-5-LTLFireability-07
FORMULA_NAME RERS17pb115-PT-5-LTLFireability-08
FORMULA_NAME RERS17pb115-PT-5-LTLFireability-09
FORMULA_NAME RERS17pb115-PT-5-LTLFireability-10
FORMULA_NAME RERS17pb115-PT-5-LTLFireability-11
FORMULA_NAME RERS17pb115-PT-5-LTLFireability-12
FORMULA_NAME RERS17pb115-PT-5-LTLFireability-13
FORMULA_NAME RERS17pb115-PT-5-LTLFireability-14
FORMULA_NAME RERS17pb115-PT-5-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1678995578314

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=lolaxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=RERS17pb115-PT-5
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-16 19:39:39] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-16 19:39:40] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-16 19:39:41] [INFO ] Load time of PNML (sax parser for PT used): 1921 ms
[2023-03-16 19:39:42] [INFO ] Transformed 1399 places.
[2023-03-16 19:39:42] [INFO ] Transformed 144369 transitions.
[2023-03-16 19:39:42] [INFO ] Parsed PT model containing 1399 places and 144369 transitions and 577414 arcs in 2447 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 35 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 5 formulas.
FORMULA RERS17pb115-PT-5-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb115-PT-5-LTLFireability-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb115-PT-5-LTLFireability-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb115-PT-5-LTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb115-PT-5-LTLFireability-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 56 out of 1399 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1399/1399 places, 144369/144369 transitions.
Ensure Unique test removed 18 places
Iterating post reduction 0 with 18 rules applied. Total rules applied 18 place count 1381 transition count 144369
Applied a total of 18 rules in 956 ms. Remains 1381 /1399 variables (removed 18) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 19:39:44] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 19:39:45] [INFO ] Computed 19 place invariants in 474 ms
[2023-03-16 19:39:54] [INFO ] Implicit Places using invariants in 9757 ms returned []
Implicit Place search using SMT only with invariants took 9789 ms to find 0 implicit places.
[2023-03-16 19:39:54] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 19:39:54] [INFO ] Invariant cache hit.
[2023-03-16 19:40:24] [INFO ] Performed 92140/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:40:41] [INFO ] Dead Transitions using invariants and state equation in 47436 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 1381/1399 places, 144369/144369 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 58202 ms. Remains : 1381/1399 places, 144369/144369 transitions.
Support contains 56 out of 1381 places after structural reductions.
[2023-03-16 19:40:46] [INFO ] Flatten gal took : 3745 ms
[2023-03-16 19:40:50] [INFO ] Flatten gal took : 3920 ms
[2023-03-16 19:40:57] [INFO ] Input system was already deterministic with 144369 transitions.
Support contains 54 out of 1381 places (down from 56) after GAL structural reductions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1184 ms. (steps per millisecond=8 ) properties (out of 28) seen :2
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=34 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=41 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=43 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=43 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 39 ms. (steps per millisecond=25 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=34 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=34 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=37 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=35 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=34 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=34 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 158 ms. (steps per millisecond=6 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 50 ms. (steps per millisecond=20 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=37 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=37 ) properties (out of 26) seen :0
Interrupted probabilistic random walk after 2751 steps, run timeout after 3005 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2751 steps, saw 2333 distinct states, run finished after 3006 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 26 properties.
[2023-03-16 19:41:03] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 19:41:03] [INFO ] Invariant cache hit.
[2023-03-16 19:41:04] [INFO ] [Real]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-16 19:41:26] [INFO ] After 21396ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2 real:24
[2023-03-16 19:41:27] [INFO ] State equation strengthened by 2277 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.checkAtomicPropositionsLogic(AtomicReducerSR.java:105)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.strongReductions(AtomicReducerSR.java:44)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.preSolveForLogic(LTLPropertySolver.java:176)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:71)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 19:41:28] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:41:28] [INFO ] After 25031ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 26 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 50 out of 1381 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 1380 transition count 144368
Applied a total of 1 rules in 2254 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2258 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1431 ms. (steps per millisecond=6 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=40 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=37 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=37 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=38 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=35 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=38 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=40 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=41 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=37 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=41 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=40 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=40 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=40 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=41 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=40 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=40 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 157 ms. (steps per millisecond=6 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=35 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=35 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=37 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=38 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=38 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=41 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=43 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=43 ) properties (out of 26) seen :0
Interrupted probabilistic random walk after 5032 steps, run timeout after 6003 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 5032 steps, saw 4269 distinct states, run finished after 6004 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 26 properties.
[2023-03-16 19:41:39] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 19:41:40] [INFO ] Computed 19 place invariants in 362 ms
[2023-03-16 19:41:41] [INFO ] [Real]Absence check using 19 positive place invariants in 17 ms returned sat
[2023-03-16 19:42:04] [INFO ] After 22804ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2 real:24
[2023-03-16 19:42:04] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.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 19:42:05] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:42:05] [INFO ] After 25033ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 26 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 50 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1106 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1107 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1100 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 19:42:07] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:42:07] [INFO ] Invariant cache hit.
[2023-03-16 19:42:16] [INFO ] Implicit Places using invariants in 8541 ms returned []
Implicit Place search using SMT only with invariants took 8542 ms to find 0 implicit places.
[2023-03-16 19:42:16] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:42:16] [INFO ] Invariant cache hit.
[2023-03-16 19:42:46] [INFO ] Performed 92793/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:43:03] [INFO ] Dead Transitions using invariants and state equation in 47016 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56676 ms. Remains : 1380/1380 places, 144368/144368 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' '!((p0 U X(G((!p1&&(!p2||F(!p3)))))))'
Support contains 6 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 470 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 19:43:04] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 19:43:04] [INFO ] Computed 19 place invariants in 348 ms
[2023-03-16 19:43:13] [INFO ] Implicit Places using invariants in 9407 ms returned []
Implicit Place search using SMT only with invariants took 9414 ms to find 0 implicit places.
[2023-03-16 19:43:13] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 19:43:13] [INFO ] Invariant cache hit.
[2023-03-16 19:43:44] [INFO ] Performed 89827/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:44:01] [INFO ] Dead Transitions using invariants and state equation in 47943 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 57836 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 389 ms :[(OR p1 (AND p2 p3)), (OR p1 (AND p2 p3)), true, p3, (OR (AND p1 p3) (AND p2 p3)), (OR (AND p2 p3) (AND p1 p3))]
Running random walk in product with property : RERS17pb115-PT-5-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={} source=0 dest: 0}, { cond=p1, acceptance={} source=0 dest: 2}, { cond=(AND (NOT p1) p2 p3), acceptance={} source=0 dest: 3}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 1}, { cond=(AND p0 p1), acceptance={0} source=1 dest: 1}, { cond=(AND p0 (NOT p1) p2 p3), acceptance={} source=1 dest: 5}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=p3, acceptance={0} source=3 dest: 3}], [{ cond=(OR (AND p1 p3) (AND p2 p3)), acceptance={} source=4 dest: 3}, { cond=(AND (NOT p1) (NOT p2) p3), acceptance={} source=4 dest: 4}], [{ cond=(AND (NOT p0) p3), acceptance={} source=5 dest: 4}, { cond=(AND p0 (NOT p1) (NOT p2) p3), acceptance={} source=5 dest: 5}, { cond=(OR (AND p0 p1 p3) (AND p0 p2 p3)), acceptance={0} source=5 dest: 5}]], initial=1, aps=[p1:(AND (GEQ s263 1) (GEQ s396 1)), p2:(OR (AND (GEQ s911 1) (GEQ s1298 1)) (AND (GEQ s830 1) (GEQ s842 1))), p3:(AND (GEQ s911 1) (GEQ s1298 1)), p0:(AND...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration timeout after 97950 steps with 0 reset in 10001 ms.
Product exploration timeout after 92590 steps with 0 reset in 10001 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p3) (NOT p0)), (X (NOT (OR (AND p0 p1 p3) (AND p0 p2 p3)))), (X (NOT p1)), (X (NOT p0)), (X (NOT (AND (NOT p0) p3))), (X (NOT (AND p0 p1))), (X (NOT (AND p0 (NOT p1) (NOT p2) p3))), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p1) p2 p3))), (X (NOT (AND p0 (NOT p1) p2 p3))), (X (X (NOT (OR (AND p1 p3) (AND p2 p3))))), (X (X (NOT p3))), (X (X (NOT p1))), (X (X (NOT p0))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND p0 (NOT p1) (NOT p2) p3)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p1) p2 p3)))), (X (X (NOT (AND (NOT p1) (NOT p2) p3)))), (X (X (NOT (OR (AND p0 p1 p3) (AND p0 p2 p3))))), true, (X (X (NOT (AND (NOT p0) p3)))), (X (X (NOT (AND p0 (NOT p1) p2 p3))))]
False Knowledge obtained : []
Knowledge based reduction with 23 factoid took 1054 ms. Reduced automaton from 6 states, 14 edges and 4 AP (stutter sensitive) to 4 states, 6 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 150 ms :[(OR p1 (AND p2 p3)), (OR p1 (AND p2 p3)), true, p3]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1231 ms. (steps per millisecond=8 ) properties (out of 3) 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 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 102 ms. (steps per millisecond=98 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 105 ms. (steps per millisecond=95 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 2760 steps, run timeout after 3003 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2760 steps, saw 2341 distinct states, run finished after 3004 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-16 19:44:29] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 19:44:29] [INFO ] Invariant cache hit.
[2023-03-16 19:44:29] [INFO ] [Real]Absence check using 19 positive place invariants in 17 ms returned sat
[2023-03-16 19:44:50] [INFO ] After 20439ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:2
[2023-03-16 19:44:51] [INFO ] State equation strengthened by 2277 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 19:44:54] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:44:54] [INFO ] After 25027ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1381 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 1380 transition count 144368
Applied a total of 1 rules in 2146 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2152 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 959 ms. (steps per millisecond=10 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 130 ms. (steps per millisecond=76 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 79 ms. (steps per millisecond=126 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 83 ms. (steps per millisecond=120 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 2871 steps, run timeout after 3006 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2871 steps, saw 2435 distinct states, run finished after 3008 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-16 19:45:01] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 19:45:01] [INFO ] Computed 19 place invariants in 302 ms
[2023-03-16 19:45:01] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-16 19:45:22] [INFO ] After 20240ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:2
[2023-03-16 19:45:22] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 19:45:26] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:45:26] [INFO ] After 25025ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1203 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1204 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1045 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 19:45:28] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:45:28] [INFO ] Invariant cache hit.
[2023-03-16 19:45:37] [INFO ] Implicit Places using invariants in 8868 ms returned []
Implicit Place search using SMT only with invariants took 8869 ms to find 0 implicit places.
[2023-03-16 19:45:37] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:45:37] [INFO ] Invariant cache hit.
[2023-03-16 19:46:07] [INFO ] Performed 90698/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:46:24] [INFO ] Dead Transitions using invariants and state equation in 46876 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56811 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p3) (NOT p0)), (X (NOT (OR (AND p0 p1 p3) (AND p0 p2 p3)))), (X (NOT p1)), (X (NOT p0)), (X (NOT (AND (NOT p0) p3))), (X (NOT (AND p0 p1))), (X (NOT (AND p0 (NOT p1) (NOT p2) p3))), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p1) p2 p3))), (X (NOT (AND p0 (NOT p1) p2 p3))), (X (X (NOT (OR (AND p1 p3) (AND p2 p3))))), (X (X (NOT p3))), (X (X (NOT p1))), (X (X (NOT p0))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND p0 (NOT p1) (NOT p2) p3)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p1) p2 p3)))), (X (X (NOT (AND (NOT p1) (NOT p2) p3)))), (X (X (NOT (OR (AND p0 p1 p3) (AND p0 p2 p3))))), true, (X (X (NOT (AND (NOT p0) p3)))), (X (X (NOT (AND p0 (NOT p1) p2 p3))))]
False Knowledge obtained : []
Knowledge based reduction with 23 factoid took 984 ms. Reduced automaton from 4 states, 6 edges and 3 AP (stutter sensitive) to 4 states, 6 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 158 ms :[(OR p1 (AND p2 p3)), (OR p1 (AND p2 p3)), true, p3]
Stuttering acceptance computed with spot in 151 ms :[(OR p1 (AND p2 p3)), (OR p1 (AND p2 p3)), true, p3]
Support contains 6 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 517 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 19:46:26] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 19:46:27] [INFO ] Computed 19 place invariants in 366 ms
[2023-03-16 19:46:36] [INFO ] Implicit Places using invariants in 9252 ms returned []
Implicit Place search using SMT only with invariants took 9254 ms to find 0 implicit places.
[2023-03-16 19:46:36] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 19:46:36] [INFO ] Invariant cache hit.
[2023-03-16 19:47:06] [INFO ] Performed 92726/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:47:23] [INFO ] Dead Transitions using invariants and state equation in 46894 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 56679 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p3)), (X (NOT p1)), (X (NOT (AND (NOT p1) p2 p3))), true, (X (X (NOT p3))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p1) p2 p3))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 356 ms. Reduced automaton from 4 states, 6 edges and 3 AP (stutter sensitive) to 4 states, 6 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 143 ms :[(OR p1 (AND p2 p3)), (OR p1 (AND p2 p3)), true, p3]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1017 ms. (steps per millisecond=9 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 95 ms. (steps per millisecond=105 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 92 ms. (steps per millisecond=108 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 80 ms. (steps per millisecond=125 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 2776 steps, run timeout after 3001 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2776 steps, saw 2354 distinct states, run finished after 3001 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-16 19:47:29] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 19:47:29] [INFO ] Invariant cache hit.
[2023-03-16 19:47:29] [INFO ] [Real]Absence check using 19 positive place invariants in 17 ms returned sat
[2023-03-16 19:47:49] [INFO ] After 20499ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:2
[2023-03-16 19:47:50] [INFO ] State equation strengthened by 2277 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 19:47:54] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:47:54] [INFO ] After 25029ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1381 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 1380 transition count 144368
Applied a total of 1 rules in 2304 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2310 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 983 ms. (steps per millisecond=10 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 100 ms. (steps per millisecond=100 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 95 ms. (steps per millisecond=105 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 92 ms. (steps per millisecond=108 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 2992 steps, run timeout after 3003 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2992 steps, saw 2539 distinct states, run finished after 3003 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-16 19:48:01] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 19:48:01] [INFO ] Computed 19 place invariants in 296 ms
[2023-03-16 19:48:01] [INFO ] [Real]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-16 19:48:22] [INFO ] After 20431ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:2
[2023-03-16 19:48:23] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 19:48:26] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:48:26] [INFO ] After 25027ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1160 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1160 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1187 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 19:48:28] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:48:28] [INFO ] Invariant cache hit.
[2023-03-16 19:48:37] [INFO ] Implicit Places using invariants in 9044 ms returned []
Implicit Place search using SMT only with invariants took 9045 ms to find 0 implicit places.
[2023-03-16 19:48:38] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:48:38] [INFO ] Invariant cache hit.
[2023-03-16 19:49:08] [INFO ] Performed 90641/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:49:25] [INFO ] Dead Transitions using invariants and state equation in 47885 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58138 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p3)), (X (NOT p1)), (X (NOT (AND (NOT p1) p2 p3))), true, (X (X (NOT p3))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p1) p2 p3))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 380 ms. Reduced automaton from 4 states, 6 edges and 3 AP (stutter sensitive) to 4 states, 6 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 143 ms :[(OR p1 (AND p2 p3)), (OR p1 (AND p2 p3)), true, p3]
Stuttering acceptance computed with spot in 147 ms :[(OR p1 (AND p2 p3)), (OR p1 (AND p2 p3)), true, p3]
Stuttering acceptance computed with spot in 137 ms :[(OR p1 (AND p2 p3)), (OR p1 (AND p2 p3)), true, p3]
Product exploration timeout after 85180 steps with 0 reset in 10001 ms.
Product exploration timeout after 86250 steps with 0 reset in 10001 ms.
Applying partial POR strategy [true, false, true, true]
Stuttering acceptance computed with spot in 139 ms :[(OR p1 (AND p2 p3)), (OR p1 (AND p2 p3)), true, p3]
Support contains 6 out of 1381 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 1082 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 19:49:48] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 19:49:48] [INFO ] Computed 19 place invariants in 391 ms
[2023-03-16 19:50:19] [INFO ] Performed 91265/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:50:36] [INFO ] Dead Transitions using invariants and state equation in 48083 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 49173 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Support contains 6 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 431 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 19:50:37] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 19:50:37] [INFO ] Invariant cache hit.
[2023-03-16 19:50:46] [INFO ] Implicit Places using invariants in 9051 ms returned []
Implicit Place search using SMT only with invariants took 9052 ms to find 0 implicit places.
[2023-03-16 19:50:46] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 19:50:46] [INFO ] Invariant cache hit.
[2023-03-16 19:51:16] [INFO ] Performed 90816/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:51:34] [INFO ] Dead Transitions using invariants and state equation in 47930 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 57418 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Treatment of property RERS17pb115-PT-5-LTLFireability-00 finished in 516575 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 1381 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 1169 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-16 19:51:41] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 19:51:42] [INFO ] Computed 19 place invariants in 324 ms
[2023-03-16 19:51:50] [INFO ] Implicit Places using invariants in 8890 ms returned []
Implicit Place search using SMT only with invariants took 8891 ms to find 0 implicit places.
[2023-03-16 19:51:50] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:51:50] [INFO ] Invariant cache hit.
[2023-03-16 19:52:20] [INFO ] Performed 92273/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:52:37] [INFO ] Dead Transitions using invariants and state equation in 47022 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 57089 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Stuttering acceptance computed with spot in 58 ms :[(NOT p0)]
Running random walk in product with property : RERS17pb115-PT-5-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (GEQ s151 1) (GEQ s474 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 timeout after 89300 steps with 6 reset in 10001 ms.
Product exploration timeout after 82410 steps with 4 reset in 10002 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 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 32 ms :[(NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1060 ms. (steps per millisecond=9 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 87 ms. (steps per millisecond=114 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 2973 steps, run timeout after 3005 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2973 steps, saw 2523 distinct states, run finished after 3005 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 19:53:03] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:53:03] [INFO ] Invariant cache hit.
[2023-03-16 19:53:03] [INFO ] [Real]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-16 19:53:23] [INFO ] After 19823ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 19:53:24] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 19:53:28] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:53:28] [INFO ] After 25035ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1060 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1064 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 982 ms. (steps per millisecond=10 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 97 ms. (steps per millisecond=103 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 2586 steps, run timeout after 3002 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2586 steps, saw 2197 distinct states, run finished after 3002 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 19:53:34] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:53:34] [INFO ] Invariant cache hit.
[2023-03-16 19:53:34] [INFO ] [Real]Absence check using 19 positive place invariants in 13 ms returned sat
[2023-03-16 19:53:54] [INFO ] After 20129ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 19:53:54] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 19:53:59] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:53:59] [INFO ] After 25019ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1094 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1094 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1001 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 19:54:01] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:54:01] [INFO ] Invariant cache hit.
[2023-03-16 19:54:09] [INFO ] Implicit Places using invariants in 8823 ms returned []
Implicit Place search using SMT only with invariants took 8825 ms to find 0 implicit places.
[2023-03-16 19:54:10] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:54:10] [INFO ] Invariant cache hit.
[2023-03-16 19:54:40] [INFO ] Performed 91745/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:54:56] [INFO ] Dead Transitions using invariants and state equation in 46902 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56745 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 122 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)]
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
[2023-03-16 19:54:57] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:54:57] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 894 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 19:55:13] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:55:13] [INFO ] Invariant cache hit.
[2023-03-16 19:55:22] [INFO ] Implicit Places using invariants in 8773 ms returned []
Implicit Place search using SMT only with invariants took 8775 ms to find 0 implicit places.
[2023-03-16 19:55:22] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:55:22] [INFO ] Invariant cache hit.
[2023-03-16 19:55:52] [INFO ] Performed 90494/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:56:11] [INFO ] Dead Transitions using invariants and state equation in 48397 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 58071 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 148 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 1019 ms. (steps per millisecond=9 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 74 ms. (steps per millisecond=135 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 2910 steps, run timeout after 3004 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2910 steps, saw 2470 distinct states, run finished after 3005 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 19:56:16] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:56:16] [INFO ] Invariant cache hit.
[2023-03-16 19:56:16] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-16 19:56:37] [INFO ] After 20236ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 19:56:37] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 19:56:41] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:56:41] [INFO ] After 25025ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1021 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1025 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 962 ms. (steps per millisecond=10 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 67 ms. (steps per millisecond=149 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 2973 steps, run timeout after 3001 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2973 steps, saw 2523 distinct states, run finished after 3001 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 19:56:47] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:56:47] [INFO ] Invariant cache hit.
[2023-03-16 19:56:47] [INFO ] [Real]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-16 19:57:07] [INFO ] After 20198ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 19:57:08] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 19:57:12] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:57:12] [INFO ] After 25038ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 968 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 968 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 991 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 19:57:14] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:57:14] [INFO ] Invariant cache hit.
[2023-03-16 19:57:22] [INFO ] Implicit Places using invariants in 8568 ms returned []
Implicit Place search using SMT only with invariants took 8570 ms to find 0 implicit places.
[2023-03-16 19:57:22] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:57:22] [INFO ] Invariant cache hit.
[2023-03-16 19:57:52] [INFO ] Performed 89199/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:58:11] [INFO ] Dead Transitions using invariants and state equation in 48484 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58062 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 141 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 49 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
[2023-03-16 19:58:11] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:58:12] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 50 ms :[(NOT p0)]
Product exploration explored 100000 steps with 7 reset in 9093 ms.
Product exploration explored 100000 steps with 6 reset in 9401 ms.
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 833 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 19:58:46] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:58:46] [INFO ] Invariant cache hit.
[2023-03-16 19:58:55] [INFO ] Implicit Places using invariants in 8551 ms returned []
Implicit Place search using SMT only with invariants took 8557 ms to find 0 implicit places.
[2023-03-16 19:58:55] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:58:55] [INFO ] Invariant cache hit.
[2023-03-16 19:59:25] [INFO ] Performed 91669/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:59:41] [INFO ] Dead Transitions using invariants and state equation in 46516 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 55914 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Treatment of property RERS17pb115-PT-5-LTLFireability-01 finished in 487116 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F(p0))))'
Support contains 2 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 639 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 19:59:48] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 19:59:48] [INFO ] Computed 19 place invariants in 371 ms
[2023-03-16 19:59:57] [INFO ] Implicit Places using invariants in 9450 ms returned []
Implicit Place search using SMT only with invariants took 9454 ms to find 0 implicit places.
[2023-03-16 19:59:57] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 19:59:57] [INFO ] Invariant cache hit.
[2023-03-16 20:00:27] [INFO ] Performed 89843/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 20:00:46] [INFO ] Dead Transitions using invariants and state equation in 48949 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 59047 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 147 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : RERS17pb115-PT-5-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={} source=2 dest: 1}]], initial=2, aps=[p0:(AND (GEQ s103 1) (GEQ s1051 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Product exploration timeout after 90250 steps with 0 reset in 10001 ms.
Product exploration explored 100000 steps with 0 reset in 9976 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 : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 85 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 126 ms :[(NOT p0), (NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 992 ms. (steps per millisecond=10 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 98 ms. (steps per millisecond=102 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 3312 steps, run timeout after 3006 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3312 steps, saw 2805 distinct states, run finished after 3007 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 20:01:12] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 20:01:12] [INFO ] Invariant cache hit.
[2023-03-16 20:01:12] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-16 20:01:33] [INFO ] After 20726ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 20:01:34] [INFO ] State equation strengthened by 2277 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 20:01:37] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 20:01:37] [INFO ] After 25025ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 1381 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 1380 transition count 144368
Applied a total of 1 rules in 1767 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1772 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1128 ms. (steps per millisecond=8 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 99 ms. (steps per millisecond=101 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 2690 steps, run timeout after 3001 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2690 steps, saw 2282 distinct states, run finished after 3003 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 20:01:44] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 20:01:44] [INFO ] Computed 19 place invariants in 287 ms
[2023-03-16 20:01:44] [INFO ] [Real]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-16 20:02:05] [INFO ] After 20728ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 20:02:05] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 20:02:09] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 20:02:09] [INFO ] After 25026ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1115 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1116 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 946 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 20:02:11] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:02:11] [INFO ] Invariant cache hit.
[2023-03-16 20:02:20] [INFO ] Implicit Places using invariants in 8993 ms returned []
Implicit Place search using SMT only with invariants took 9012 ms to find 0 implicit places.
[2023-03-16 20:02:20] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:02:20] [INFO ] Invariant cache hit.
[2023-03-16 20:02:50] [INFO ] Performed 93223/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 20:03:06] [INFO ] Dead Transitions using invariants and state equation in 46297 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56283 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 105 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 113 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 108 ms :[(NOT p0), (NOT p0), (NOT p0)]
[2023-03-16 20:03:07] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 20:03:08] [INFO ] Computed 19 place invariants in 289 ms
Could not prove EG (NOT p0)
Support contains 2 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 419 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 20:03:23] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 20:03:23] [INFO ] Invariant cache hit.
[2023-03-16 20:03:31] [INFO ] Implicit Places using invariants in 7798 ms returned []
Implicit Place search using SMT only with invariants took 7803 ms to find 0 implicit places.
[2023-03-16 20:03:31] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 20:03:31] [INFO ] Invariant cache hit.
[2023-03-16 20:04:01] [INFO ] Performed 88066/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 20:04:20] [INFO ] Dead Transitions using invariants and state equation in 49023 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 57252 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 80 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 107 ms :[(NOT p0), (NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 660 ms. (steps per millisecond=15 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 3552 steps, run timeout after 3001 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3552 steps, saw 3006 distinct states, run finished after 3001 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 20:04:25] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 20:04:25] [INFO ] Invariant cache hit.
[2023-03-16 20:04:25] [INFO ] [Real]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-16 20:04:45] [INFO ] After 19764ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 20:04:47] [INFO ] State equation strengthened by 2277 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 20:04:50] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 20:04:50] [INFO ] After 25022ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 1381 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 1380 transition count 144368
Applied a total of 1 rules in 2039 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2043 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 891 ms. (steps per millisecond=11 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 77 ms. (steps per millisecond=129 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 2795 steps, run timeout after 3006 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2795 steps, saw 2373 distinct states, run finished after 3006 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 20:04:57] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 20:04:57] [INFO ] Computed 19 place invariants in 267 ms
[2023-03-16 20:04:57] [INFO ] [Real]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-16 20:05:16] [INFO ] After 19409ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 20:05:17] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 20:05:22] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 20:05:22] [INFO ] After 25028ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1149 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1151 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1016 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 20:05:24] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:05:24] [INFO ] Invariant cache hit.
[2023-03-16 20:05:33] [INFO ] Implicit Places using invariants in 9001 ms returned []
Implicit Place search using SMT only with invariants took 9005 ms to find 0 implicit places.
[2023-03-16 20:05:33] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:05:33] [INFO ] Invariant cache hit.
[2023-03-16 20:06:03] [INFO ] Performed 89700/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 20:06:21] [INFO ] Dead Transitions using invariants and state equation in 48309 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58363 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 76 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 101 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 115 ms :[(NOT p0), (NOT p0), (NOT p0)]
[2023-03-16 20:06:22] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 20:06:23] [INFO ] Computed 19 place invariants in 327 ms
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 115 ms :[(NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 9424 ms.
Product exploration explored 100000 steps with 0 reset in 9242 ms.
Applying partial POR strategy [true, false, false]
Stuttering acceptance computed with spot in 107 ms :[(NOT p0), (NOT p0), (NOT p0)]
Support contains 2 out of 1381 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 921 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 20:06:58] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 20:06:58] [INFO ] Invariant cache hit.
[2023-03-16 20:07:28] [INFO ] Performed 93010/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 20:07:45] [INFO ] Dead Transitions using invariants and state equation in 47019 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 47955 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Support contains 2 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 508 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 20:07:46] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 20:07:46] [INFO ] Invariant cache hit.
[2023-03-16 20:07:54] [INFO ] Implicit Places using invariants in 8646 ms returned []
Implicit Place search using SMT only with invariants took 8647 ms to find 0 implicit places.
[2023-03-16 20:07:54] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 20:07:54] [INFO ] Invariant cache hit.
[2023-03-16 20:08:24] [INFO ] Performed 92303/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 20:08:41] [INFO ] Dead Transitions using invariants and state equation in 46355 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 55516 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Treatment of property RERS17pb115-PT-5-LTLFireability-02 finished in 538847 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0 U p1)||X(X(X(G(((p2 U X(p2))&&X(p3))))))))'
Support contains 8 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 629 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 20:08:47] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 20:08:47] [INFO ] Invariant cache hit.
[2023-03-16 20:08:55] [INFO ] Implicit Places using invariants in 8658 ms returned []
Implicit Place search using SMT only with invariants took 8664 ms to find 0 implicit places.
[2023-03-16 20:08:55] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 20:08:55] [INFO ] Invariant cache hit.
[2023-03-16 20:09:26] [INFO ] Performed 91173/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 20:09:43] [INFO ] Dead Transitions using invariants and state equation in 47489 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 56787 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 743 ms :[true, (OR (NOT p3) (NOT p2)), (OR (NOT p2) (NOT p3)), (OR (AND (NOT p1) (NOT p3)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p1) (NOT p3)) (AND (NOT p1) (NOT p2))), (OR (NOT p3) (NOT p2)), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p1) (NOT p3))), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p1) (NOT p3))), (OR (NOT p2) (NOT p3)), (OR (NOT p2) (NOT p3)), (OR (AND (NOT p1) (NOT p3)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p1) (NOT p3)) (AND (NOT p1) (NOT p2))), (NOT p1)]
Running random walk in product with property : RERS17pb115-PT-5-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p3), acceptance={} source=1 dest: 0}, { cond=(AND p2 p3), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p2) p3), acceptance={} source=1 dest: 2}], [{ cond=(OR (NOT p2) (NOT p3)), acceptance={} source=2 dest: 0}, { cond=(AND p2 p3), acceptance={} source=2 dest: 1}], [{ cond=(OR (AND (NOT p1) (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p0) (NOT p3))), acceptance={} source=3 dest: 0}, { cond=(AND (NOT p1) (NOT p0) p2 p3), acceptance={} source=3 dest: 1}, { cond=(AND (NOT p1) p0 p2 p3), acceptance={} source=3 dest: 4}, { cond=(OR (AND (NOT p1) p0 (NOT p2)) (AND (NOT p1) p0 (NOT p3))), acceptance={} source=3 dest: 12}], [{ cond=(AND (NOT p1) (NOT p0) (NOT p3)), acceptance={} source=4 dest: 0}, { cond=(AND (NOT p1) (NOT p0) p2 p3), acceptance={} source=4 dest: 1}, { cond=(AND (NOT p1) (NOT p0) (NOT p2) p3), acceptance={} source=4 dest: 2}, { cond=(AND (NOT p1) p0 (NOT p2) p3), acceptance={} source=4 dest: 3}, { cond=(AND (NOT p1) p0 p2 p3), acceptance={} source=4 dest: 4}, { cond=(AND (NOT p1) p0 (NOT p3)), acceptance={} source=4 dest: 12}], [{ cond=p2, acceptance={} source=5 dest: 1}, { cond=(NOT p2), acceptance={} source=5 dest: 2}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=6 dest: 5}, { cond=(AND (NOT p1) p0), acceptance={} source=6 dest: 7}], [{ cond=(AND (NOT p1) (NOT p0) p2), acceptance={} source=7 dest: 1}, { cond=(AND (NOT p1) (NOT p0) (NOT p2)), acceptance={} source=7 dest: 2}, { cond=(AND (NOT p1) p0 (NOT p2)), acceptance={} source=7 dest: 3}, { cond=(AND (NOT p1) p0 p2), acceptance={} source=7 dest: 4}], [{ cond=true, acceptance={} source=8 dest: 5}], [{ cond=true, acceptance={} source=9 dest: 8}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=10 dest: 9}, { cond=(AND (NOT p1) p0), acceptance={} source=10 dest: 11}], [{ cond=(AND (NOT p1) p0), acceptance={} source=11 dest: 6}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=11 dest: 8}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=12 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={0} source=12 dest: 12}]], initial=10, aps=[p3:(AND (GEQ s412 1) (GEQ s596 1)), p2:(AND (GEQ s890 1) (GEQ s1093 1)), p1:(AND (GEQ s122 1) (GEQ s306 1)), p0:(AND (GEQ s771 1) (GEQ s1122 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 7 ms.
FORMULA RERS17pb115-PT-5-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb115-PT-5-LTLFireability-03 finished in 58189 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))&&F(p1)))'
Support contains 4 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 461 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 20:09:45] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 20:09:45] [INFO ] Invariant cache hit.
[2023-03-16 20:09:54] [INFO ] Implicit Places using invariants in 9302 ms returned []
Implicit Place search using SMT only with invariants took 9302 ms to find 0 implicit places.
[2023-03-16 20:09:54] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 20:09:54] [INFO ] Invariant cache hit.
[2023-03-16 20:10:24] [INFO ] Performed 90425/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 20:10:42] [INFO ] Dead Transitions using invariants and state equation in 47899 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 57674 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 148 ms :[(NOT p0), true, (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : RERS17pb115-PT-5-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={0} source=1 dest: 1}], [{ cond=p1, acceptance={} source=2 dest: 0}, { cond=(NOT p1), acceptance={} source=2 dest: 3}], [{ cond=(AND p1 p0), acceptance={0} source=3 dest: 0}, { cond=(NOT p0), acceptance={0} source=3 dest: 1}, { cond=(AND (NOT p1) p0), acceptance={0} source=3 dest: 3}]], initial=2, aps=[p0:(OR (LT s33 1) (LT s330 1)), p1:(AND (GEQ s168 1) (GEQ s956 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration timeout after 84620 steps with 0 reset in 10001 ms.
Product exploration timeout after 89170 steps with 0 reset in 10002 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT (AND p1 p0))), (X p0), (X (AND (NOT p1) p0)), true, (X (X (NOT (AND p1 p0)))), (X (X p0)), (X (X (AND (NOT p1) p0)))]
False Knowledge obtained : []
Knowledge based reduction with 8 factoid took 354 ms. Reduced automaton from 4 states, 8 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 153 ms :[(NOT p0), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), true]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1262 ms. (steps per millisecond=7 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 99 ms. (steps per millisecond=101 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 101 ms. (steps per millisecond=99 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 97 ms. (steps per millisecond=103 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 2559 steps, run timeout after 3004 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2559 steps, saw 2170 distinct states, run finished after 3007 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-16 20:11:09] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 20:11:09] [INFO ] Invariant cache hit.
[2023-03-16 20:11:09] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-16 20:11:09] [INFO ] After 232ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 20:11:09] [INFO ] [Nat]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-16 20:11:31] [INFO ] After 21763ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 20:11:32] [INFO ] State equation strengthened by 2277 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java: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 20:11:34] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 20:11:34] [INFO ] After 25029ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:3
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1381 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 1380 transition count 144368
Applied a total of 1 rules in 2097 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2102 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1229 ms. (steps per millisecond=8 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 89 ms. (steps per millisecond=112 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 88 ms. (steps per millisecond=113 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 90 ms. (steps per millisecond=111 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 3051 steps, run timeout after 3005 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3051 steps, saw 2588 distinct states, run finished after 3005 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-16 20:11:41] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 20:11:41] [INFO ] Computed 19 place invariants in 227 ms
[2023-03-16 20:11:42] [INFO ] [Real]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-16 20:11:42] [INFO ] After 249ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 20:11:42] [INFO ] [Nat]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-16 20:12:03] [INFO ] After 21490ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 20:12:06] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 20:12:07] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 20:12:07] [INFO ] After 25038ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:3
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1049 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1049 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1192 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 20:12:09] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:12:09] [INFO ] Invariant cache hit.
[2023-03-16 20:12:18] [INFO ] Implicit Places using invariants in 9208 ms returned []
Implicit Place search using SMT only with invariants took 9211 ms to find 0 implicit places.
[2023-03-16 20:12:18] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:12:18] [INFO ] Invariant cache hit.
[2023-03-16 20:12:48] [INFO ] Performed 90778/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 20:13:06] [INFO ] Dead Transitions using invariants and state equation in 47930 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58346 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT (AND p1 p0))), (X p0), (X (AND (NOT p1) p0)), true, (X (X (NOT (AND p1 p0)))), (X (X p0)), (X (X (AND (NOT p1) p0)))]
False Knowledge obtained : []
Knowledge based reduction with 8 factoid took 383 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 181 ms :[(NOT p0), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), true]
Stuttering acceptance computed with spot in 186 ms :[(NOT p0), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), true]
[2023-03-16 20:13:07] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 20:13:08] [INFO ] Computed 19 place invariants in 281 ms
Could not prove EG (NOT p1)
Support contains 4 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 502 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 20:13:24] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 20:13:24] [INFO ] Invariant cache hit.
[2023-03-16 20:13:33] [INFO ] Implicit Places using invariants in 9265 ms returned []
Implicit Place search using SMT only with invariants took 9266 ms to find 0 implicit places.
[2023-03-16 20:13:33] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 20:13:33] [INFO ] Invariant cache hit.
[2023-03-16 20:14:03] [INFO ] Performed 90607/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 20:14:21] [INFO ] Dead Transitions using invariants and state equation in 48237 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 58009 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X p0), (X (NOT (AND p0 p1))), (X (AND p0 (NOT p1))), true, (X (X (NOT (AND p0 p1)))), (X (X (AND p0 (NOT p1)))), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 8 factoid took 316 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 148 ms :[(NOT p0), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), true]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 822 ms. (steps per millisecond=12 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 81 ms. (steps per millisecond=123 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 88 ms. (steps per millisecond=113 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 79 ms. (steps per millisecond=126 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 2697 steps, run timeout after 3007 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2697 steps, saw 2285 distinct states, run finished after 3007 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-16 20:14:27] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 20:14:27] [INFO ] Invariant cache hit.
[2023-03-16 20:14:27] [INFO ] [Real]Absence check using 19 positive place invariants in 29 ms returned sat
[2023-03-16 20:14:48] [INFO ] After 20933ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:2
[2023-03-16 20:14:49] [INFO ] State equation strengthened by 2277 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 20:14:52] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 20:14:52] [INFO ] After 25037ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1381 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 1380 transition count 144368
Applied a total of 1 rules in 2264 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2269 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 904 ms. (steps per millisecond=11 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 75 ms. (steps per millisecond=133 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 81 ms. (steps per millisecond=123 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 80 ms. (steps per millisecond=125 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 2924 steps, run timeout after 3006 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2924 steps, saw 2482 distinct states, run finished after 3007 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-16 20:14:59] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 20:14:59] [INFO ] Computed 19 place invariants in 368 ms
[2023-03-16 20:14:59] [INFO ] [Real]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-16 20:15:20] [INFO ] After 20743ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:2
[2023-03-16 20:15:21] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 20:15:24] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 20:15:24] [INFO ] After 25023ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1206 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1206 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1036 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 20:15:27] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:15:27] [INFO ] Invariant cache hit.
[2023-03-16 20:15:35] [INFO ] Implicit Places using invariants in 8767 ms returned []
Implicit Place search using SMT only with invariants took 8768 ms to find 0 implicit places.
[2023-03-16 20:15:35] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:15:35] [INFO ] Invariant cache hit.
[2023-03-16 20:16:05] [INFO ] Performed 91959/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 20:16:24] [INFO ] Dead Transitions using invariants and state equation in 48336 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58155 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND p0 (NOT p1)), (X p0), (X (NOT (AND p0 p1))), (X (AND p0 (NOT p1))), true, (X (X (NOT (AND p0 p1)))), (X (X (AND p0 (NOT p1)))), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 8 factoid took 346 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 132 ms :[(NOT p0), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), true]
Stuttering acceptance computed with spot in 131 ms :[(NOT p0), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), true]
[2023-03-16 20:16:25] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 20:16:25] [INFO ] Computed 19 place invariants in 260 ms
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 134 ms :[(NOT p0), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), true]
Product exploration explored 100000 steps with 0 reset in 9402 ms.
Product exploration timeout after 95750 steps with 0 reset in 10001 ms.
Applying partial POR strategy [true, true, false, true]
Stuttering acceptance computed with spot in 136 ms :[(NOT p0), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), true]
Support contains 4 out of 1381 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 870 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 20:17:01] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 20:17:01] [INFO ] Invariant cache hit.
[2023-03-16 20:17:31] [INFO ] Performed 90679/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 20:17:49] [INFO ] Dead Transitions using invariants and state equation in 47906 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 48793 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Support contains 4 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 458 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 20:17:50] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 20:17:50] [INFO ] Invariant cache hit.
[2023-03-16 20:17:59] [INFO ] Implicit Places using invariants in 8790 ms returned []
Implicit Place search using SMT only with invariants took 8791 ms to find 0 implicit places.
[2023-03-16 20:17:59] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 20:17:59] [INFO ] Invariant cache hit.
[2023-03-16 20:18:29] [INFO ] Performed 89877/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 20:18:47] [INFO ] Dead Transitions using invariants and state equation in 48371 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 57628 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Treatment of property RERS17pb115-PT-5-LTLFireability-04 finished in 548933 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 1381 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 1536 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-16 20:18:55] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 20:18:55] [INFO ] Computed 19 place invariants in 334 ms
[2023-03-16 20:19:04] [INFO ] Implicit Places using invariants in 9141 ms returned []
Implicit Place search using SMT only with invariants took 9143 ms to find 0 implicit places.
[2023-03-16 20:19:04] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:19:04] [INFO ] Invariant cache hit.
[2023-03-16 20:19:34] [INFO ] Performed 94127/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 20:19:51] [INFO ] Dead Transitions using invariants and state equation in 47180 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 57865 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Stuttering acceptance computed with spot in 99 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : RERS17pb115-PT-5-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (LT s407 1) (LT s471 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Product exploration timeout after 81100 steps with 0 reset in 10001 ms.
Product exploration timeout after 80230 steps with 0 reset in 10002 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 134 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 72 ms :[(NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 986 ms. (steps per millisecond=10 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 95 ms. (steps per millisecond=105 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 2454 steps, run timeout after 3003 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2454 steps, saw 2085 distinct states, run finished after 3003 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 20:20:17] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:20:17] [INFO ] Invariant cache hit.
[2023-03-16 20:20:17] [INFO ] [Real]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-16 20:20:39] [INFO ] After 21125ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 20:20:39] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 20:20:42] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 20:20:42] [INFO ] After 25020ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1165 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1171 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 680 ms. (steps per millisecond=14 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 106 ms. (steps per millisecond=94 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 2863 steps, run timeout after 3001 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2863 steps, saw 2428 distinct states, run finished after 3002 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 20:20:48] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:20:48] [INFO ] Invariant cache hit.
[2023-03-16 20:20:48] [INFO ] [Real]Absence check using 19 positive place invariants in 17 ms returned sat
[2023-03-16 20:21:09] [INFO ] After 20800ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 20:21:10] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 20:21:13] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 20:21:13] [INFO ] After 25023ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1231 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1232 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1081 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 20:21:15] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:21:15] [INFO ] Invariant cache hit.
[2023-03-16 20:21:24] [INFO ] Implicit Places using invariants in 8861 ms returned []
Implicit Place search using SMT only with invariants took 8861 ms to find 0 implicit places.
[2023-03-16 20:21:24] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:21:24] [INFO ] Invariant cache hit.
[2023-03-16 20:21:54] [INFO ] Performed 91558/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 20:22:11] [INFO ] Dead Transitions using invariants and state equation in 47503 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 57463 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 123 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 92 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 87 ms :[(NOT p0), (NOT p0)]
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1005 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 20:22:13] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:22:13] [INFO ] Invariant cache hit.
[2023-03-16 20:22:22] [INFO ] Implicit Places using invariants in 8721 ms returned []
Implicit Place search using SMT only with invariants took 8722 ms to find 0 implicit places.
[2023-03-16 20:22:22] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:22:22] [INFO ] Invariant cache hit.
[2023-03-16 20:22:52] [INFO ] Performed 90981/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 20:23:10] [INFO ] Dead Transitions using invariants and state equation in 47832 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 57569 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 117 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 84 ms :[(NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1218 ms. (steps per millisecond=8 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 123 ms. (steps per millisecond=81 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 2501 steps, run timeout after 3004 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2501 steps, saw 2123 distinct states, run finished after 3004 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 20:23:16] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:23:16] [INFO ] Invariant cache hit.
[2023-03-16 20:23:16] [INFO ] [Real]Absence check using 19 positive place invariants in 17 ms returned sat
[2023-03-16 20:23:37] [INFO ] After 21262ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 20:23:38] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 20:23:41] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 20:23:41] [INFO ] After 25027ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1260 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1267 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1428 ms. (steps per millisecond=7 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 109 ms. (steps per millisecond=91 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 2804 steps, run timeout after 3002 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2804 steps, saw 2380 distinct states, run finished after 3002 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 20:23:47] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:23:47] [INFO ] Invariant cache hit.
[2023-03-16 20:23:47] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-16 20:24:08] [INFO ] After 20744ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 20:24:09] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 20:24:12] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 20:24:12] [INFO ] After 25024ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1019 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1019 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1147 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 20:24:14] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:24:14] [INFO ] Invariant cache hit.
[2023-03-16 20:24:23] [INFO ] Implicit Places using invariants in 9275 ms returned []
Implicit Place search using SMT only with invariants took 9276 ms to find 0 implicit places.
[2023-03-16 20:24:24] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:24:24] [INFO ] Invariant cache hit.
[2023-03-16 20:24:54] [INFO ] Performed 89230/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 20:25:12] [INFO ] Dead Transitions using invariants and state equation in 48227 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58670 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 118 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 81 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 73 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 97 ms :[(NOT p0), (NOT p0)]
Product exploration timeout after 84060 steps with 0 reset in 10002 ms.
Product exploration timeout after 92370 steps with 0 reset in 10001 ms.
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 860 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 20:25:33] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:25:33] [INFO ] Invariant cache hit.
[2023-03-16 20:25:42] [INFO ] Implicit Places using invariants in 8712 ms returned []
Implicit Place search using SMT only with invariants took 8717 ms to find 0 implicit places.
[2023-03-16 20:25:42] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:25:42] [INFO ] Invariant cache hit.
[2023-03-16 20:26:12] [INFO ] Performed 88831/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 20:26:31] [INFO ] Dead Transitions using invariants and state equation in 49395 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 58975 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Treatment of property RERS17pb115-PT-5-LTLFireability-05 finished in 464269 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(F(X(p0)))||G((F(X(p1)) U p2))))'
Support contains 6 out of 1381 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 1107 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 20:26:39] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 20:26:39] [INFO ] Computed 19 place invariants in 370 ms
[2023-03-16 20:26:48] [INFO ] Implicit Places using invariants in 9593 ms returned []
Implicit Place search using SMT only with invariants took 9596 ms to find 0 implicit places.
[2023-03-16 20:26:48] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 20:26:48] [INFO ] Invariant cache hit.
[2023-03-16 20:27:18] [INFO ] Performed 89669/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 20:27:36] [INFO ] Dead Transitions using invariants and state equation in 48097 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 58807 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 216 ms :[(AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (AND (NOT p0) p2 (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : RERS17pb115-PT-5-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p2)), acceptance={} source=0 dest: 1}, { cond=(NOT p2), acceptance={} source=0 dest: 2}], [{ cond=(AND (NOT p0) (NOT p2)), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p0) p2 (NOT p1)), acceptance={0} source=1 dest: 3}], [{ cond=(AND (NOT p0) p2 (NOT p1)), acceptance={} source=2 dest: 3}, { cond=(AND p2 (NOT p1)), acceptance={} source=2 dest: 4}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=3 dest: 3}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=4 dest: 3}, { cond=(NOT p1), acceptance={} source=4 dest: 4}]], initial=0, aps=[p0:(AND (GEQ s533 1) (GEQ s1263 1)), p2:(AND (GEQ s504 1) (GEQ s759 1)), p1:(AND (GEQ s127 1) (GEQ s883 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][true, true, true, true, true]]
Product exploration timeout after 82440 steps with 2 reset in 10001 ms.
Product exploration timeout after 89960 steps with 1 reset in 10001 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (NOT (AND p2 (NOT p1)))), (X (NOT (AND (NOT p0) p2 (NOT p1)))), (X (AND (NOT p0) (NOT p2))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p0) p2 (NOT p1))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (AND (NOT p0) (NOT p2))))]
False Knowledge obtained : []
Knowledge based reduction with 8 factoid took 366 ms. Reduced automaton from 5 states, 10 edges and 3 AP (stutter insensitive) to 5 states, 10 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 211 ms :[(AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (AND (NOT p0) p2 (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 946 ms. (steps per millisecond=10 ) properties (out of 6) seen :4
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 75 ms. (steps per millisecond=133 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 84 ms. (steps per millisecond=119 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-16 20:27:59] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 20:27:59] [INFO ] Invariant cache hit.
[2023-03-16 20:28:00] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-16 20:28:21] [INFO ] After 21560ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-16 20:28:23] [INFO ] State equation strengthened by 2277 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 20:28:24] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 20:28:25] [INFO ] After 25022ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1381 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 1380 transition count 144368
Applied a total of 1 rules in 2329 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2335 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1032 ms. (steps per millisecond=9 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 111 ms. (steps per millisecond=90 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 102 ms. (steps per millisecond=98 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 2932 steps, run timeout after 3005 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2932 steps, saw 2488 distinct states, run finished after 3005 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 20:28:32] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 20:28:32] [INFO ] Computed 19 place invariants in 313 ms
[2023-03-16 20:28:32] [INFO ] [Real]Absence check using 19 positive place invariants in 12 ms returned sat
[2023-03-16 20:28:54] [INFO ] After 21570ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-16 20:28:54] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 20:28:57] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 20:28:57] [INFO ] After 25038ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1287 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1287 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1104 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 20:28:59] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:28:59] [INFO ] Invariant cache hit.
[2023-03-16 20:29:09] [INFO ] Implicit Places using invariants in 9783 ms returned []
Implicit Place search using SMT only with invariants took 9784 ms to find 0 implicit places.
[2023-03-16 20:29:09] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:29:09] [INFO ] Invariant cache hit.
[2023-03-16 20:29:39] [INFO ] Performed 89120/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 20:29:58] [INFO ] Dead Transitions using invariants and state equation in 48508 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 59413 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (NOT (AND p2 (NOT p1)))), (X (NOT (AND (NOT p0) p2 (NOT p1)))), (X (AND (NOT p0) (NOT p2))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p0) p2 (NOT p1))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (AND (NOT p0) (NOT p2))))]
False Knowledge obtained : [(F (AND (NOT p1) p2)), (F (NOT (AND (NOT p0) (NOT p2)))), (F (AND (NOT p1) (NOT p0) p2)), (F p2)]
Knowledge based reduction with 8 factoid took 590 ms. Reduced automaton from 5 states, 10 edges and 3 AP (stutter insensitive) to 5 states, 10 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 225 ms :[(AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (AND (NOT p0) p2 (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 216 ms :[(AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (AND (NOT p0) p2 (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
[2023-03-16 20:29:59] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 20:30:00] [INFO ] Computed 19 place invariants in 322 ms
Could not prove EG (AND (NOT p0) (NOT p2))
Support contains 6 out of 1381 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 1011 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 20:30:16] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 20:30:16] [INFO ] Invariant cache hit.
[2023-03-16 20:30:25] [INFO ] Implicit Places using invariants in 8778 ms returned []
Implicit Place search using SMT only with invariants took 8805 ms to find 0 implicit places.
[2023-03-16 20:30:25] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 20:30:25] [INFO ] Invariant cache hit.
[2023-03-16 20:30:55] [INFO ] Performed 90691/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 20:31:12] [INFO ] Dead Transitions using invariants and state equation in 47018 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 56853 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (NOT (AND (NOT p1) p2))), (X (AND (NOT p0) (NOT p2))), (X (NOT (AND (NOT p1) (NOT p0) p2))), (X (X (NOT p1))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p0) p2)))), (X (X (AND (NOT p1) (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 8 factoid took 335 ms. Reduced automaton from 5 states, 10 edges and 3 AP (stutter insensitive) to 5 states, 10 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 208 ms :[(AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (AND p2 (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1121 ms. (steps per millisecond=8 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 80 ms. (steps per millisecond=125 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 79 ms. (steps per millisecond=126 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 78 ms. (steps per millisecond=128 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 91 ms. (steps per millisecond=109 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 115 ms. (steps per millisecond=86 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 112 ms. (steps per millisecond=89 ) properties (out of 6) seen :0
Interrupted probabilistic random walk after 2982 steps, run timeout after 3005 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2982 steps, saw 2528 distinct states, run finished after 3005 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 6 properties.
[2023-03-16 20:31:18] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 20:31:18] [INFO ] Invariant cache hit.
[2023-03-16 20:31:19] [INFO ] [Real]Absence check using 19 positive place invariants in 17 ms returned sat
[2023-03-16 20:31:19] [INFO ] After 403ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:6
[2023-03-16 20:31:19] [INFO ] [Nat]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-16 20:31:44] [INFO ] After 24888ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :6
[2023-03-16 20:31:45] [INFO ] State equation strengthened by 2277 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 20:31:45] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 20:31:45] [INFO ] After 26648ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:6
Fused 6 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 6 out of 1381 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 1072 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1077 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1215 ms. (steps per millisecond=8 ) properties (out of 6) seen :4
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 91 ms. (steps per millisecond=109 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 103 ms. (steps per millisecond=97 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-16 20:31:48] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 20:31:48] [INFO ] Invariant cache hit.
[2023-03-16 20:31:48] [INFO ] [Real]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-16 20:31:48] [INFO ] After 230ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 20:31:49] [INFO ] [Nat]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-16 20:32:11] [INFO ] After 22206ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 20:32:12] [INFO ] State equation strengthened by 2277 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java: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 20:32:13] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 20:32:13] [INFO ] After 25022ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:2
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1381 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 1380 transition count 144368
Applied a total of 1 rules in 2760 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2760 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1427 ms. (steps per millisecond=7 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 99 ms. (steps per millisecond=101 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 99 ms. (steps per millisecond=101 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 2690 steps, run timeout after 3004 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2690 steps, saw 2282 distinct states, run finished after 3004 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 20:32:21] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 20:32:22] [INFO ] Computed 19 place invariants in 292 ms
[2023-03-16 20:32:22] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-16 20:32:22] [INFO ] After 240ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 20:32:22] [INFO ] [Nat]Absence check using 19 positive place invariants in 17 ms returned sat
[2023-03-16 20:32:44] [INFO ] After 21886ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 20:32:45] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 20:32:47] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 20:32:47] [INFO ] After 25024ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:2
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1329 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1329 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1042 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 20:32:49] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:32:49] [INFO ] Invariant cache hit.
[2023-03-16 20:32:58] [INFO ] Implicit Places using invariants in 8303 ms returned []
Implicit Place search using SMT only with invariants took 8306 ms to find 0 implicit places.
[2023-03-16 20:32:58] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:32:58] [INFO ] Invariant cache hit.
[2023-03-16 20:33:28] [INFO ] Performed 92503/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 20:33:45] [INFO ] Dead Transitions using invariants and state equation in 47606 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56973 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (NOT (AND (NOT p1) p2))), (X (AND (NOT p0) (NOT p2))), (X (NOT (AND (NOT p1) (NOT p0) p2))), (X (X (NOT p1))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p0) p2)))), (X (X (AND (NOT p1) (NOT p0))))]
False Knowledge obtained : [(F (AND p2 (NOT p1))), (F (NOT (AND (NOT p2) (NOT p0)))), (F (AND p2 (NOT p0) (NOT p1))), (F p2)]
Knowledge based reduction with 8 factoid took 463 ms. Reduced automaton from 5 states, 10 edges and 3 AP (stutter insensitive) to 5 states, 10 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 206 ms :[(AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (AND p2 (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 181 ms :[(AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (AND p2 (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
[2023-03-16 20:33:46] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 20:33:47] [INFO ] Computed 19 place invariants in 267 ms
Could not prove EG (AND (NOT p0) (NOT p2))
Stuttering acceptance computed with spot in 236 ms :[(AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (AND p2 (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration timeout after 81880 steps with 0 reset in 10002 ms.
Product exploration timeout after 82340 steps with 0 reset in 10001 ms.
Support contains 6 out of 1381 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 956 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 20:34:24] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 20:34:24] [INFO ] Invariant cache hit.
[2023-03-16 20:34:32] [INFO ] Implicit Places using invariants in 8803 ms returned []
Implicit Place search using SMT only with invariants took 8805 ms to find 0 implicit places.
[2023-03-16 20:34:32] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 20:34:32] [INFO ] Invariant cache hit.
[2023-03-16 20:35:03] [INFO ] Performed 90581/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 20:35:20] [INFO ] Dead Transitions using invariants and state equation in 48127 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 57893 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Treatment of property RERS17pb115-PT-5-LTLFireability-06 finished in 529254 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((X(X(p0))||(!p1 U (G(!p1)||(!p1&&(!p2 U (p3||G(!p2))))))))))'
Support contains 8 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 486 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 20:35:27] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 20:35:27] [INFO ] Invariant cache hit.
[2023-03-16 20:35:36] [INFO ] Implicit Places using invariants in 9233 ms returned []
Implicit Place search using SMT only with invariants took 9234 ms to find 0 implicit places.
[2023-03-16 20:35:36] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 20:35:36] [INFO ] Invariant cache hit.
[2023-03-16 20:36:07] [INFO ] Performed 92250/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 20:36:23] [INFO ] Dead Transitions using invariants and state equation in 46712 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 56436 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 583 ms :[(NOT p0), (AND (NOT p0) (NOT p3) p2 p1), (AND (NOT p0) p1), (AND (NOT p3) p2 p1 (NOT p0)), (AND (NOT p3) p2 (NOT p0)), (AND (NOT p0) p1), (AND (NOT p3) p2), (AND (NOT p3) p2 p1), (NOT p0), true, (AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1), p1]
Running random walk in product with property : RERS17pb115-PT-5-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 9}], [{ cond=(AND (NOT p3) p2 p1), acceptance={} source=1 dest: 0}, { cond=(AND (NOT p3) (NOT p2) (NOT p1)), acceptance={} source=1 dest: 3}, { cond=(AND (NOT p3) (NOT p2) p1), acceptance={} source=1 dest: 4}, { cond=(AND (NOT p3) p2 (NOT p1)), acceptance={} source=1 dest: 5}], [{ cond=p1, acceptance={} source=2 dest: 0}, { cond=(AND (NOT p3) (NOT p2) (NOT p1)), acceptance={} source=2 dest: 3}, { cond=(AND (NOT p3) p2 (NOT p1)), acceptance={} source=2 dest: 5}], [{ cond=(AND (NOT p3) (NOT p2) p1 (NOT p0)), acceptance={} source=3 dest: 6}, { cond=(AND (NOT p3) (NOT p2) (NOT p1) (NOT p0)), acceptance={} source=3 dest: 7}, { cond=(AND (NOT p3) p2 p1 (NOT p0)), acceptance={} source=3 dest: 9}, { cond=(AND (NOT p3) p2 (NOT p1) (NOT p0)), acceptance={} source=3 dest: 13}], [{ cond=(AND (NOT p3) (NOT p2) (NOT p0)), acceptance={} source=4 dest: 6}, { cond=(AND (NOT p3) p2 (NOT p0)), acceptance={} source=4 dest: 9}], [{ cond=(AND (NOT p3) (NOT p2) (NOT p1) (NOT p0)), acceptance={} source=5 dest: 7}, { cond=(AND p1 (NOT p0)), acceptance={} source=5 dest: 9}, { cond=(AND (NOT p3) p2 (NOT p1) (NOT p0)), acceptance={} source=5 dest: 13}], [{ cond=(AND (NOT p3) (NOT p2)), acceptance={} source=6 dest: 6}, { cond=(AND (NOT p3) p2), acceptance={} source=6 dest: 9}], [{ cond=(AND (NOT p3) (NOT p2) p1), acceptance={} source=7 dest: 6}, { cond=(AND (NOT p3) (NOT p2) (NOT p1)), acceptance={} source=7 dest: 7}, { cond=(AND (NOT p3) p2 p1), acceptance={} source=7 dest: 9}, { cond=(AND (NOT p3) p2 (NOT p1)), acceptance={} source=7 dest: 13}], [{ cond=true, acceptance={} source=8 dest: 0}], [{ cond=true, acceptance={0} source=9 dest: 9}], [{ cond=true, acceptance={} source=10 dest: 11}], [{ cond=true, acceptance={} source=11 dest: 12}], [{ cond=(AND (NOT p3) (NOT p2) (NOT p1)), acceptance={} source=12 dest: 1}, { cond=(AND (NOT p3) p2 (NOT p1)), acceptance={} source=12 dest: 2}, { cond=p1, acceptance={} source=12 dest: 8}], [{ cond=(AND (NOT p3) (NOT p2) (NOT p1)), acceptance={} source=13 dest: 7}, { cond=p1, acceptance={} source=13 dest: 9}, { cond=(AND (NOT p3) p2 (NOT p1)), acceptance={} source=13 dest: 13}]], initial=10, aps=[p0:(AND (GEQ s304 1) (GEQ s753 1)), p3:(AND (NOT (AND (GEQ s129 1) (GEQ s488 1))) (NOT (OR (AND (GEQ s304 1) (GEQ s753 1)) (AND (GEQ s518 1) (GEQ s549 1))...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false, false, false, false, false, false, false]]
Product exploration timeout after 53770 steps with 17923 reset in 10001 ms.
Product exploration timeout after 58650 steps with 19550 reset in 10001 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) p3 (NOT p2) (NOT p1)), (X (X (NOT (AND (NOT p3) p2 (NOT p1))))), (X (X (NOT (AND (NOT p3) (NOT p2) (NOT p1))))), (X (X (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (X (NOT p1)))
Knowledge based reduction with 4 factoid took 142 ms. Reduced automaton from 14 states, 33 edges and 4 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA RERS17pb115-PT-5-LTLFireability-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property RERS17pb115-PT-5-LTLFireability-11 finished in 77934 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||X((X(!p0)&&p1))))&&X(G(p2)))))'
Support contains 4 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 480 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 20:36:45] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 20:36:45] [INFO ] Invariant cache hit.
[2023-03-16 20:36:54] [INFO ] Implicit Places using invariants in 8619 ms returned []
Implicit Place search using SMT only with invariants took 8622 ms to find 0 implicit places.
[2023-03-16 20:36:54] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 20:36:54] [INFO ] Invariant cache hit.
[2023-03-16 20:37:24] [INFO ] Performed 90213/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 20:37:42] [INFO ] Dead Transitions using invariants and state equation in 48392 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 57498 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 367 ms :[true, (OR (NOT p2) (AND (NOT p0) (NOT p1))), (OR (NOT p1) (NOT p2) p0), (OR (NOT p2) (NOT p1) p0), (OR (NOT p1) (NOT p2) p0), (OR (NOT p2) (AND (NOT p0) (NOT p1))), (OR (NOT p2) (AND (NOT p0) (NOT p1)))]
Running random walk in product with property : RERS17pb115-PT-5-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p2), acceptance={} source=1 dest: 0}, { cond=(AND p0 p2), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) p2), acceptance={} source=1 dest: 2}], [{ cond=(OR (NOT p1) (NOT p2)), acceptance={} source=2 dest: 0}, { cond=(AND (NOT p0) p1 p2), acceptance={} source=2 dest: 3}, { cond=(AND p0 p1 p2), acceptance={} source=2 dest: 4}], [{ cond=(OR p0 (NOT p1) (NOT p2)), acceptance={} source=3 dest: 0}, { cond=(AND (NOT p0) p1 p2), acceptance={} source=3 dest: 3}], [{ cond=(OR p0 (NOT p2)), acceptance={} source=4 dest: 0}, { cond=(AND (NOT p0) p2), acceptance={} source=4 dest: 2}], [{ cond=true, acceptance={} source=5 dest: 6}], [{ cond=p0, acceptance={} source=6 dest: 1}, { cond=(NOT p0), acceptance={} source=6 dest: 2}]], initial=5, aps=[p2:(AND (GEQ s246 1) (GEQ s662 1)), p0:(AND (GEQ s266 1) (GEQ s277 1)), p1:(AND (GEQ s266 1) (GEQ s277 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null][false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 6 ms.
FORMULA RERS17pb115-PT-5-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb115-PT-5-LTLFireability-12 finished in 58429 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||G(p1))))||G(p2)))'
Support contains 8 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 469 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 20:37:44] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 20:37:44] [INFO ] Invariant cache hit.
[2023-03-16 20:37:53] [INFO ] Implicit Places using invariants in 9073 ms returned []
Implicit Place search using SMT only with invariants took 9074 ms to find 0 implicit places.
[2023-03-16 20:37:53] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 20:37:53] [INFO ] Invariant cache hit.
[2023-03-16 20:38:23] [INFO ] Performed 89682/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 20:38:41] [INFO ] Dead Transitions using invariants and state equation in 48613 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 58160 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 272 ms :[true, (AND (NOT p2) (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2)]
Running random walk in product with property : RERS17pb115-PT-5-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p2), acceptance={} source=1 dest: 3}, { cond=p2, acceptance={} source=1 dest: 4}], [{ cond=(NOT p1), acceptance={} source=2 dest: 0}, { cond=p1, acceptance={} source=2 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=3 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=3 dest: 2}, { cond=p0, acceptance={} source=3 dest: 3}], [{ cond=(AND (NOT p2) (NOT p0) (NOT p1)), acceptance={} source=4 dest: 0}, { cond=(AND (NOT p2) (NOT p0) p1), acceptance={} source=4 dest: 2}, { cond=(AND (NOT p2) p0), acceptance={} source=4 dest: 3}, { cond=(AND p2 p0), acceptance={} source=4 dest: 4}, { cond=(AND p2 (NOT p0) p1), acceptance={} source=4 dest: 5}, { cond=(AND p2 (NOT p0) (NOT p1)), acceptance={} source=4 dest: 6}], [{ cond=(AND (NOT p2) (NOT p1)), acceptance={} source=5 dest: 0}, { cond=(AND (NOT p2) p1), acceptance={} source=5 dest: 2}, { cond=(AND p2 p1), acceptance={} source=5 dest: 5}, { cond=(AND p2 (NOT p1)), acceptance={} source=5 dest: 6}], [{ cond=(NOT p2), acceptance={} source=6 dest: 0}, { cond=p2, acceptance={} source=6 dest: 6}]], initial=1, aps=[p2:(AND (GEQ s1091 1) (GEQ s1106 1) (OR (LT s1182 1) (LT s1183 1))), p1:(AND (GEQ s174 1) (GEQ s647 1)), p0:(AND (GEQ s1214 1) (GEQ s1351 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, null, null][false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 5 ms.
FORMULA RERS17pb115-PT-5-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb115-PT-5-LTLFireability-13 finished in 58878 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 4 out of 1381 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 1059 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-16 20:38:43] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 20:38:43] [INFO ] Computed 19 place invariants in 278 ms
[2023-03-16 20:38:53] [INFO ] Implicit Places using invariants in 9838 ms returned []
Implicit Place search using SMT only with invariants took 9840 ms to find 0 implicit places.
[2023-03-16 20:38:53] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:38:53] [INFO ] Invariant cache hit.
[2023-03-16 20:39:23] [INFO ] Performed 89946/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393216 kB
MemFree: 11052292 kB
After kill :
MemTotal: 16393216 kB
MemFree: 15997368 kB

BK_TIME_CONFINEMENT_REACHED

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

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

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="RERS17pb115-PT-5"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="lolaxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool lolaxred"
echo " Input is RERS17pb115-PT-5, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r327-tall-167889199300180"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RERS17pb115-PT-5.tgz
mv RERS17pb115-PT-5 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 ;