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-167889199300172.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-4, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r327-tall-167889199300172
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 70M
-rw-r--r-- 1 mcc users 6.4K Feb 25 13:57 CTLCardinality.txt
-rw-r--r-- 1 mcc users 70K Feb 25 13:57 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K Feb 25 13:54 CTLFireability.txt
-rw-r--r-- 1 mcc users 35K Feb 25 13:54 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 3.6K Feb 25 16:39 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 16:39 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Feb 25 16:39 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:39 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Feb 25 14:07 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 120K Feb 25 14:07 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Feb 25 14:01 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 81K Feb 25 14:01 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-4-LTLFireability-00
FORMULA_NAME RERS17pb115-PT-4-LTLFireability-01
FORMULA_NAME RERS17pb115-PT-4-LTLFireability-02
FORMULA_NAME RERS17pb115-PT-4-LTLFireability-03
FORMULA_NAME RERS17pb115-PT-4-LTLFireability-04
FORMULA_NAME RERS17pb115-PT-4-LTLFireability-05
FORMULA_NAME RERS17pb115-PT-4-LTLFireability-06
FORMULA_NAME RERS17pb115-PT-4-LTLFireability-07
FORMULA_NAME RERS17pb115-PT-4-LTLFireability-08
FORMULA_NAME RERS17pb115-PT-4-LTLFireability-09
FORMULA_NAME RERS17pb115-PT-4-LTLFireability-10
FORMULA_NAME RERS17pb115-PT-4-LTLFireability-11
FORMULA_NAME RERS17pb115-PT-4-LTLFireability-12
FORMULA_NAME RERS17pb115-PT-4-LTLFireability-13
FORMULA_NAME RERS17pb115-PT-4-LTLFireability-14
FORMULA_NAME RERS17pb115-PT-4-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1678991962477

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-4
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-16 18:39:24] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-16 18:39:24] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-16 18:39:26] [INFO ] Load time of PNML (sax parser for PT used): 1956 ms
[2023-03-16 18:39:26] [INFO ] Transformed 1399 places.
[2023-03-16 18:39:26] [INFO ] Transformed 144369 transitions.
[2023-03-16 18:39:26] [INFO ] Parsed PT model containing 1399 places and 144369 transitions and 577414 arcs in 2494 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 33 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
FORMULA RERS17pb115-PT-4-LTLFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb115-PT-4-LTLFireability-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb115-PT-4-LTLFireability-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb115-PT-4-LTLFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 51 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 888 ms. Remains 1381 /1399 variables (removed 18) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 18:39:28] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 18:39:29] [INFO ] Computed 19 place invariants in 473 ms
[2023-03-16 18:39:38] [INFO ] Implicit Places using invariants in 9684 ms returned []
Implicit Place search using SMT only with invariants took 9717 ms to find 0 implicit places.
[2023-03-16 18:39:38] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 18:39:38] [INFO ] Invariant cache hit.
[2023-03-16 18:40:08] [INFO ] Performed 90918/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:40:26] [INFO ] Dead Transitions using invariants and state equation in 48133 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 58763 ms. Remains : 1381/1399 places, 144369/144369 transitions.
Support contains 51 out of 1381 places after structural reductions.
[2023-03-16 18:40:31] [INFO ] Flatten gal took : 3545 ms
[2023-03-16 18:40:34] [INFO ] Flatten gal took : 3733 ms
[2023-03-16 18:40:42] [INFO ] Input system was already deterministic with 144369 transitions.
Support contains 45 out of 1381 places (down from 51) after GAL structural reductions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1883 ms. (steps per millisecond=5 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 38 ms. (steps per millisecond=26 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=32 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=33 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 39 ms. (steps per millisecond=25 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=32 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=33 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=30 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=35 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=32 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=33 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=32 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=32 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=33 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=32 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=33 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=34 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=32 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=30 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=32 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=32 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=32 ) properties (out of 21) seen :0
Interrupted probabilistic random walk after 6498 steps, run timeout after 6007 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 6498 steps, saw 5583 distinct states, run finished after 6008 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 21 properties.
[2023-03-16 18:40:52] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 18:40:52] [INFO ] Invariant cache hit.
[2023-03-16 18:40:52] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-16 18:41:17] [INFO ] After 23793ms SMT Verify possible using state equation in real domain returned unsat :0 sat :21
[2023-03-16 18:41:18] [INFO ] State equation strengthened by 2277 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java: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 18:41:18] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 18:41:18] [INFO ] After 26389ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 21 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 45 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 1291 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 1298 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1322 ms. (steps per millisecond=7 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=37 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=38 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=37 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=40 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=35 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=33 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=31 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=34 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=30 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=32 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=31 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=32 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=33 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 40 ms. (steps per millisecond=25 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=31 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=34 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=32 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=31 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=33 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=30 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=31 ) properties (out of 21) seen :0
Interrupted probabilistic random walk after 3047 steps, run timeout after 3003 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3047 steps, saw 2575 distinct states, run finished after 3004 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 21 properties.
[2023-03-16 18:41:25] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 18:41:25] [INFO ] Invariant cache hit.
[2023-03-16 18:41:25] [INFO ] [Real]Absence check using 19 positive place invariants in 18 ms returned sat
[2023-03-16 18:41:50] [INFO ] After 23897ms SMT Verify possible using state equation in real domain returned unsat :0 sat :21
[2023-03-16 18:41:51] [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.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 18:41:51] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 18:41:51] [INFO ] After 25950ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 21 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 45 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 1142 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 1143 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 1073 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 18:41:53] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 18:41:53] [INFO ] Invariant cache hit.
[2023-03-16 18:42:02] [INFO ] Implicit Places using invariants in 8795 ms returned []
Implicit Place search using SMT only with invariants took 8797 ms to find 0 implicit places.
[2023-03-16 18:42:02] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 18:42:02] [INFO ] Invariant cache hit.
[2023-03-16 18:42:32] [INFO ] Performed 91584/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:42:49] [INFO ] Dead Transitions using invariants and state equation in 47405 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 57296 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(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 1185 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-16 18:42:51] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 18:42:52] [INFO ] Computed 19 place invariants in 365 ms
[2023-03-16 18:43:00] [INFO ] Implicit Places using invariants in 9118 ms returned []
Implicit Place search using SMT only with invariants took 9120 ms to find 0 implicit places.
[2023-03-16 18:43:00] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:43:00] [INFO ] Invariant cache hit.
[2023-03-16 18:43:31] [INFO ] Performed 89188/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:43:48] [INFO ] Dead Transitions using invariants and state equation in 47724 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 58036 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Stuttering acceptance computed with spot in 279 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : RERS17pb115-PT-4-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=p1, acceptance={} source=2 dest: 2}, { cond=(NOT p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(AND (GEQ s84 1) (GEQ s727 1)), p1:(AND (GEQ s370 1) (GEQ s546 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Product exploration timeout after 99400 steps with 1 reset in 10001 ms.
Product exploration explored 100000 steps with 0 reset in 9894 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 237 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 110 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1248 ms. (steps per millisecond=8 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 92 ms. (steps per millisecond=108 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 85 ms. (steps per millisecond=117 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 2821 steps, run timeout after 3003 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2821 steps, saw 2389 distinct states, run finished after 3004 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 18:44:14] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:44:14] [INFO ] Invariant cache hit.
[2023-03-16 18:44:15] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-16 18:44:36] [INFO ] After 21235ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-16 18:44:37] [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: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 18:44:39] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 18:44:39] [INFO ] After 25026ms 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 1092 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 1096 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1043 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 90 ms. (steps per millisecond=111 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 86 ms. (steps per millisecond=116 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 2665 steps, run timeout after 3002 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2665 steps, saw 2258 distinct states, run finished after 3002 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 18:44:45] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:44:45] [INFO ] Invariant cache hit.
[2023-03-16 18:44:45] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-16 18:45:07] [INFO ] After 21052ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-16 18:45:07] [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 18:45:10] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 18:45:10] [INFO ] After 25021ms 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 1064 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.
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 18:45:12] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:45:12] [INFO ] Invariant cache hit.
[2023-03-16 18:45:21] [INFO ] Implicit Places using invariants in 8807 ms returned []
Implicit Place search using SMT only with invariants took 8809 ms to find 0 implicit places.
[2023-03-16 18:45:21] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:45:21] [INFO ] Invariant cache hit.
[2023-03-16 18:45:51] [INFO ] Performed 90377/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:46:10] [INFO ] Dead Transitions using invariants and state equation in 48506 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58322 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 208 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 133 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 126 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
[2023-03-16 18:46:11] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:46:11] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
[2023-03-16 18:46:26] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:46:27] [INFO ] Invariant cache hit.
Could not prove EG (NOT p1)
Support contains 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 884 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 18:46:43] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:46:43] [INFO ] Invariant cache hit.
[2023-03-16 18:46:51] [INFO ] Implicit Places using invariants in 8714 ms returned []
Implicit Place search using SMT only with invariants took 8719 ms to find 0 implicit places.
[2023-03-16 18:46:51] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:46:51] [INFO ] Invariant cache hit.
[2023-03-16 18:47:21] [INFO ] Performed 90598/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:47:40] [INFO ] Dead Transitions using invariants and state equation in 48469 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 58078 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 203 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 115 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1008 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 74 ms. (steps per millisecond=135 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 72 ms. (steps per millisecond=138 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 2939 steps, run timeout after 3004 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2939 steps, saw 2487 distinct states, run finished after 3005 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 18:47:45] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:47:45] [INFO ] Invariant cache hit.
[2023-03-16 18:47:46] [INFO ] [Real]Absence check using 19 positive place invariants in 18 ms returned sat
[2023-03-16 18:48:07] [INFO ] After 21742ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-16 18:48:08] [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: 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 18:48:10] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 18:48:10] [INFO ] After 25025ms 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 1191 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 1196 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 894 ms. (steps per millisecond=11 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 72 ms. (steps per millisecond=138 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 72 ms. (steps per millisecond=138 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 2932 steps, run timeout after 3001 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2932 steps, saw 2481 distinct states, run finished after 3001 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 18:48:16] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:48:16] [INFO ] Invariant cache hit.
[2023-03-16 18:48:16] [INFO ] [Real]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-16 18:48:38] [INFO ] After 21366ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-16 18:48:38] [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 18:48:41] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 18:48:41] [INFO ] After 25025ms 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 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 1207 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 1126 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 18:48:44] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:48:44] [INFO ] Invariant cache hit.
[2023-03-16 18:48:52] [INFO ] Implicit Places using invariants in 8795 ms returned []
Implicit Place search using SMT only with invariants took 8798 ms to find 0 implicit places.
[2023-03-16 18:48:52] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:48:52] [INFO ] Invariant cache hit.
[2023-03-16 18:49:23] [INFO ] Performed 90198/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:49:39] [INFO ] Dead Transitions using invariants and state equation in 47020 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56960 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 214 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 107 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 107 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
[2023-03-16 18:49:40] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:49:40] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
[2023-03-16 18:49:56] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:49:56] [INFO ] Invariant cache hit.
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 134 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Product exploration explored 100000 steps with 0 reset in 8827 ms.
Product exploration explored 100000 steps with 1 reset in 8930 ms.
Support contains 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 860 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 18:50:30] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:50:30] [INFO ] Invariant cache hit.
[2023-03-16 18:50:39] [INFO ] Implicit Places using invariants in 8756 ms returned []
Implicit Place search using SMT only with invariants took 8758 ms to find 0 implicit places.
[2023-03-16 18:50:39] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:50:39] [INFO ] Invariant cache hit.
[2023-03-16 18:51:09] [INFO ] Performed 90161/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:51:27] [INFO ] Dead Transitions using invariants and state equation in 48268 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 57892 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Treatment of property RERS17pb115-PT-4-LTLFireability-00 finished in 523071 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((p0 U p1))))'
Support contains 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 1127 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-16 18:51:34] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:51:34] [INFO ] Invariant cache hit.
[2023-03-16 18:51:43] [INFO ] Implicit Places using invariants in 9262 ms returned []
Implicit Place search using SMT only with invariants took 9263 ms to find 0 implicit places.
[2023-03-16 18:51:43] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:51:44] [INFO ] Invariant cache hit.
[2023-03-16 18:52:14] [INFO ] Performed 89171/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:52:32] [INFO ] Dead Transitions using invariants and state equation in 48685 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 59081 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Stuttering acceptance computed with spot in 97 ms :[(NOT p1), (NOT p1)]
Running random walk in product with property : RERS17pb115-PT-4-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=(OR p1 p0), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={0} source=0 dest: 1}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p1:(AND (GEQ s950 1) (GEQ s1023 1)), p0:(AND (GEQ s50 1) (GEQ s185 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration timeout after 80120 steps with 0 reset in 10001 ms.
Product exploration timeout after 83590 steps with 0 reset in 10001 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (OR p1 p0))), (X (AND (NOT p1) (NOT p0))), (X (NOT (AND (NOT p1) p0))), (X (X (NOT (OR p1 p0)))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) p0))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 246 ms. Reduced automaton from 2 states, 5 edges and 2 AP (stutter insensitive) to 2 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 96 ms :[(NOT p1), (NOT p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 912 ms. (steps per millisecond=10 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 73 ms. (steps per millisecond=136 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 72 ms. (steps per millisecond=138 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 77 ms. (steps per millisecond=129 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 3487 steps, run timeout after 3003 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3487 steps, saw 2965 distinct states, run finished after 3004 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-16 18:52:58] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:52:58] [INFO ] Invariant cache hit.
[2023-03-16 18:52:58] [INFO ] [Real]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-16 18:53:21] [INFO ] After 22735ms SMT Verify possible using state equation in real domain returned unsat :0 sat :3
[2023-03-16 18:53:22] [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 18:53:23] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 18:53:23] [INFO ] After 25016ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 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 1163 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 1166 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1106 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 78 ms. (steps per millisecond=128 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 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 73 ms. (steps per millisecond=137 ) properties (out of 3) 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 2481 distinct states, run finished after 3005 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-16 18:53:29] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:53:29] [INFO ] Invariant cache hit.
[2023-03-16 18:53:29] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-16 18:53:52] [INFO ] After 22453ms SMT Verify possible using state equation in real domain returned unsat :0 sat :3
[2023-03-16 18:53:52] [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 18:53:54] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 18:53:54] [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 951 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 951 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 953 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 18:53:56] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:53:56] [INFO ] Invariant cache hit.
[2023-03-16 18:54:04] [INFO ] Implicit Places using invariants in 8153 ms returned []
Implicit Place search using SMT only with invariants took 8156 ms to find 0 implicit places.
[2023-03-16 18:54:04] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:54:04] [INFO ] Invariant cache hit.
[2023-03-16 18:54:34] [INFO ] Performed 90094/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:54:52] [INFO ] Dead Transitions using invariants and state equation in 47794 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56926 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (OR p1 p0))), (X (AND (NOT p1) (NOT p0))), (X (NOT (AND (NOT p1) p0))), (X (X (NOT (OR p1 p0)))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) p0))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 415 ms. Reduced automaton from 2 states, 5 edges and 2 AP (stutter insensitive) to 2 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 90 ms :[(NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 76 ms :[(NOT p1), (NOT p1)]
[2023-03-16 18:54:53] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:54:53] [INFO ] Invariant cache hit.
Could not prove EG (NOT p1)
Support contains 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 971 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 18:55:09] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:55:09] [INFO ] Invariant cache hit.
[2023-03-16 18:55:18] [INFO ] Implicit Places using invariants in 8715 ms returned []
Implicit Place search using SMT only with invariants took 8721 ms to find 0 implicit places.
[2023-03-16 18:55:18] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:55:18] [INFO ] Invariant cache hit.
[2023-03-16 18:55:48] [INFO ] Performed 89148/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:56:07] [INFO ] Dead Transitions using invariants and state equation in 48604 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 58302 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (OR p0 p1))), (X (NOT (AND p0 (NOT p1)))), (X (AND (NOT p0) (NOT p1))), (X (X (NOT (OR p0 p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND (NOT p0) (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 289 ms. Reduced automaton from 2 states, 5 edges and 2 AP (stutter insensitive) to 2 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 87 ms :[(NOT p1), (NOT p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1218 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 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 84 ms. (steps per millisecond=119 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 3379 steps, run timeout after 3005 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3379 steps, saw 2868 distinct states, run finished after 3009 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-16 18:56:13] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:56:13] [INFO ] Invariant cache hit.
[2023-03-16 18:56:13] [INFO ] [Real]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-16 18:56:36] [INFO ] After 22630ms SMT Verify possible using state equation in real domain returned unsat :0 sat :3
[2023-03-16 18:56:37] [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 18:56:38] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 18:56:38] [INFO ] After 25035ms 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 1004 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 1010 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1020 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 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 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 99 ms. (steps per millisecond=101 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 3016 steps, run timeout after 3003 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3016 steps, saw 2551 distinct states, run finished after 3005 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-16 18:56:44] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:56:44] [INFO ] Invariant cache hit.
[2023-03-16 18:56:44] [INFO ] [Real]Absence check using 19 positive place invariants in 17 ms returned sat
[2023-03-16 18:57:06] [INFO ] After 22375ms SMT Verify possible using state equation in real domain returned unsat :0 sat :3
[2023-03-16 18:57:07] [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 18:57:09] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 18:57:09] [INFO ] After 25033ms 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 921 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 921 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 1013 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 18:57:11] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:57:11] [INFO ] Invariant cache hit.
[2023-03-16 18:57:20] [INFO ] Implicit Places using invariants in 9186 ms returned []
Implicit Place search using SMT only with invariants took 9188 ms to find 0 implicit places.
[2023-03-16 18:57:20] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:57:20] [INFO ] Invariant cache hit.
[2023-03-16 18:57:50] [INFO ] Performed 90039/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:58:09] [INFO ] Dead Transitions using invariants and state equation in 48709 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58925 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (OR p0 p1))), (X (NOT (AND p0 (NOT p1)))), (X (AND (NOT p0) (NOT p1))), (X (X (NOT (OR p0 p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND (NOT p0) (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 290 ms. Reduced automaton from 2 states, 5 edges and 2 AP (stutter insensitive) to 2 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 82 ms :[(NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 73 ms :[(NOT p1), (NOT p1)]
[2023-03-16 18:58:09] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:58:10] [INFO ] Invariant cache hit.
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 79 ms :[(NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 0 reset in 9296 ms.
Product exploration timeout after 99490 steps with 0 reset in 10001 ms.
Support contains 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 849 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 18:58:45] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:58:45] [INFO ] Invariant cache hit.
[2023-03-16 18:58:54] [INFO ] Implicit Places using invariants in 8289 ms returned []
Implicit Place search using SMT only with invariants took 8296 ms to find 0 implicit places.
[2023-03-16 18:58:54] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:58:54] [INFO ] Invariant cache hit.
[2023-03-16 18:59:24] [INFO ] Performed 89300/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:59:43] [INFO ] Dead Transitions using invariants and state equation in 48861 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 58012 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Treatment of property RERS17pb115-PT-4-LTLFireability-01 finished in 495382 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))||G((G(p1)||F(p2)))))'
Support contains 8 out of 1381 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 1378 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-16 18:59:50] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:59:50] [INFO ] Invariant cache hit.
[2023-03-16 18:59:59] [INFO ] Implicit Places using invariants in 9389 ms returned []
Implicit Place search using SMT only with invariants took 9394 ms to find 0 implicit places.
[2023-03-16 18:59:59] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:59:59] [INFO ] Invariant cache hit.
[2023-03-16 19:00:29] [INFO ] Performed 90822/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:00:47] [INFO ] Dead Transitions using invariants and state equation in 47519 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 58301 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Stuttering acceptance computed with spot in 139 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2) p1)]
Running random walk in product with property : RERS17pb115-PT-4-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1) (NOT p2)), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p1) (NOT p2)), acceptance={} source=0 dest: 2}], [{ cond=(AND (NOT p0) (NOT p2)), acceptance={0} source=1 dest: 1}], [{ cond=(AND (NOT p0) p1 (NOT p2)), acceptance={} source=2 dest: 1}, { cond=(AND p1 (NOT p2)), acceptance={} source=2 dest: 2}]], initial=0, aps=[p0:(OR (LT s535 1) (LT s1101 1)), p1:(OR (LT s780 1) (LT s955 1)), p2:(OR (LT s1017 1) (LT s1309 1) (AND (GEQ s570 1) (GEQ s1089 1)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null, null][true, true, true]]
Product exploration timeout after 81820 steps with 0 reset in 10001 ms.
Product exploration timeout after 81720 steps with 0 reset in 10001 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 p1 p2), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT (AND (NOT p0) p1 (NOT p2)))), (X (NOT (AND p1 (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (NOT (AND p1 (NOT p2)))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 315 ms. Reduced automaton from 3 states, 6 edges and 3 AP (stutter insensitive) to 3 states, 6 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 114 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2) p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1242 ms. (steps per millisecond=8 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 108 ms. (steps per millisecond=92 ) properties (out of 5) 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 5) 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 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 110 ms. (steps per millisecond=90 ) properties (out of 5) 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 5) seen :0
Interrupted probabilistic random walk after 2763 steps, run timeout after 3003 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2763 steps, saw 2340 distinct states, run finished after 3003 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 5 properties.
[2023-03-16 19:01:14] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:01:14] [INFO ] Invariant cache hit.
[2023-03-16 19:01:14] [INFO ] [Real]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-16 19:01:36] [INFO ] After 21678ms SMT Verify possible using state equation in real domain returned unsat :0 sat :3 real:2
[2023-03-16 19:01:37] [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: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 19:01:39] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:01:39] [INFO ] After 25022ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 5 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 8 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1058 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 1063 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1088 ms. (steps per millisecond=9 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 121 ms. (steps per millisecond=82 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 108 ms. (steps per millisecond=92 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 121 ms. (steps per millisecond=82 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 85 ms. (steps per millisecond=117 ) properties (out of 5) 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 5) seen :0
Interrupted probabilistic random walk after 3012 steps, run timeout after 3007 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3012 steps, saw 2548 distinct states, run finished after 3007 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 5 properties.
[2023-03-16 19:01:45] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:01:45] [INFO ] Invariant cache hit.
[2023-03-16 19:01:45] [INFO ] [Real]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-16 19:02:10] [INFO ] After 24496ms SMT Verify possible using state equation in real domain returned unsat :0 sat :3 real:2
[2023-03-16 19:02:10] [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: 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 19:02:10] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:02:10] [INFO ] After 25472ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 5 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 8 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 949 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 949 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 1003 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 19:02:12] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:02:12] [INFO ] Invariant cache hit.
[2023-03-16 19:02:22] [INFO ] Implicit Places using invariants in 9319 ms returned []
Implicit Place search using SMT only with invariants took 9320 ms to find 0 implicit places.
[2023-03-16 19:02:22] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:02:22] [INFO ] Invariant cache hit.
[2023-03-16 19:02:52] [INFO ] Performed 89334/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:03:10] [INFO ] Dead Transitions using invariants and state equation in 48133 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58470 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND p0 p1 p2), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT (AND (NOT p0) p1 (NOT p2)))), (X (NOT (AND p1 (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (NOT (AND p1 (NOT p2)))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 294 ms. Reduced automaton from 3 states, 6 edges and 3 AP (stutter insensitive) to 3 states, 6 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 143 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2) p1)]
Stuttering acceptance computed with spot in 140 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2) p1)]
Support contains 8 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 857 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 19:03:12] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:03:12] [INFO ] Invariant cache hit.
[2023-03-16 19:03:21] [INFO ] Implicit Places using invariants in 9094 ms returned []
Implicit Place search using SMT only with invariants took 9096 ms to find 0 implicit places.
[2023-03-16 19:03:21] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:03:21] [INFO ] Invariant cache hit.
[2023-03-16 19:03:51] [INFO ] Performed 90364/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:04:09] [INFO ] Dead Transitions using invariants and state equation in 48228 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 58188 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 p1 p2), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT (AND (NOT p0) p1 (NOT p2)))), (X (NOT (AND p1 (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (NOT (AND p1 (NOT p2)))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 290 ms. Reduced automaton from 3 states, 6 edges and 3 AP (stutter insensitive) to 3 states, 6 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 130 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2) p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 908 ms. (steps per millisecond=11 ) properties (out of 5) 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 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 76 ms. (steps per millisecond=131 ) properties (out of 5) 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 5) 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 5) 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 5) seen :0
Interrupted probabilistic random walk after 3140 steps, run timeout after 3003 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3140 steps, saw 2659 distinct states, run finished after 3005 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 5 properties.
[2023-03-16 19:04:15] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:04:15] [INFO ] Invariant cache hit.
[2023-03-16 19:04:15] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-16 19:04:37] [INFO ] After 21316ms SMT Verify possible using state equation in real domain returned unsat :0 sat :3 real:2
[2023-03-16 19:04:37] [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 19:04:40] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:04:40] [INFO ] After 25030ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 5 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 8 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1096 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1101 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 823 ms. (steps per millisecond=12 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 76 ms. (steps per millisecond=131 ) properties (out of 5) 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 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 76 ms. (steps per millisecond=131 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 73 ms. (steps per millisecond=137 ) properties (out of 5) 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 5) seen :0
Interrupted probabilistic random walk after 3727 steps, run timeout after 3002 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3727 steps, saw 3166 distinct states, run finished after 3002 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 5 properties.
[2023-03-16 19:04:46] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:04:46] [INFO ] Invariant cache hit.
[2023-03-16 19:04:46] [INFO ] [Real]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-16 19:05:08] [INFO ] After 21706ms SMT Verify possible using state equation in real domain returned unsat :0 sat :3 real:2
[2023-03-16 19:05:08] [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: 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 19:05:11] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:05:11] [INFO ] After 25034ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 5 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 8 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1016 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 1016 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 1021 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 19:05:13] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:05:13] [INFO ] Invariant cache hit.
[2023-03-16 19:05:21] [INFO ] Implicit Places using invariants in 8724 ms returned []
Implicit Place search using SMT only with invariants took 8725 ms to find 0 implicit places.
[2023-03-16 19:05:22] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:05:22] [INFO ] Invariant cache hit.
[2023-03-16 19:05:52] [INFO ] Performed 89159/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:06:10] [INFO ] Dead Transitions using invariants and state equation in 48680 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58441 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND p0 p1 p2), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT (AND (NOT p0) p1 (NOT p2)))), (X (NOT (AND p1 (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (NOT (AND p1 (NOT p2)))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 334 ms. Reduced automaton from 3 states, 6 edges and 3 AP (stutter insensitive) to 3 states, 6 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 130 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2) p1)]
Stuttering acceptance computed with spot in 115 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2) p1)]
Stuttering acceptance computed with spot in 133 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2) p1)]
Product exploration explored 100000 steps with 0 reset in 9445 ms.
Product exploration explored 100000 steps with 0 reset in 9908 ms.
Support contains 8 out of 1380 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1001 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 19:06:32] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:06:32] [INFO ] Invariant cache hit.
[2023-03-16 19:06:40] [INFO ] Implicit Places using invariants in 8495 ms returned []
Implicit Place search using SMT only with invariants took 8507 ms to find 0 implicit places.
[2023-03-16 19:06:40] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:06:40] [INFO ] Invariant cache hit.
[2023-03-16 19:07:10] [INFO ] Performed 93675/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:07:26] [INFO ] Dead Transitions using invariants and state equation in 46018 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 55535 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Treatment of property RERS17pb115-PT-4-LTLFireability-02 finished in 463695 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 1381 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 1103 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-16 19:07:33] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:07:33] [INFO ] Invariant cache hit.
[2023-03-16 19:07:42] [INFO ] Implicit Places using invariants in 8853 ms returned []
Implicit Place search using SMT only with invariants took 8854 ms to find 0 implicit places.
[2023-03-16 19:07:42] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:07:42] [INFO ] Invariant cache hit.
[2023-03-16 19:08:12] [INFO ] Performed 93981/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:08:28] [INFO ] Dead Transitions using invariants and state equation in 46082 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 56049 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Stuttering acceptance computed with spot in 49 ms :[(NOT p0)]
Running random walk in product with property : RERS17pb115-PT-4-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (GEQ s478 1) (GEQ s1352 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration timeout after 94780 steps with 0 reset in 10001 ms.
Product exploration timeout after 87150 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 : [(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, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1089 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 134 ms. (steps per millisecond=74 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 2744 steps, run timeout after 3002 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2744 steps, saw 2323 distinct states, run finished after 3005 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 19:08:54] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:08:54] [INFO ] Invariant cache hit.
[2023-03-16 19:08:54] [INFO ] [Real]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-16 19:09:14] [INFO ] After 19578ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 19:09:15] [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 19:09:19] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:09:19] [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 1126 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 1131 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1119 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 90 ms. (steps per millisecond=111 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 2687 steps, run timeout after 3001 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2687 steps, saw 2276 distinct states, run finished after 3001 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 19:09:25] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:09:25] [INFO ] Invariant cache hit.
[2023-03-16 19:09:25] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-16 19:09:45] [INFO ] After 20241ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 19:09:46] [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 19:09:50] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:09:50] [INFO ] After 25040ms 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 1066 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 1066 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 1026 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 19:09:52] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:09:52] [INFO ] Invariant cache hit.
[2023-03-16 19:10:01] [INFO ] Implicit Places using invariants in 8871 ms returned []
Implicit Place search using SMT only with invariants took 8872 ms to find 0 implicit places.
[2023-03-16 19:10:01] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:10:01] [INFO ] Invariant cache hit.
[2023-03-16 19:10:31] [INFO ] Performed 89379/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:10:49] [INFO ] Dead Transitions using invariants and state equation in 48488 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58400 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 117 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 158 ms :[(NOT p0)]
[2023-03-16 19:10:50] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:10:50] [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 837 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 19:11:06] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:11:06] [INFO ] Invariant cache hit.
[2023-03-16 19:11:15] [INFO ] Implicit Places using invariants in 8855 ms returned []
Implicit Place search using SMT only with invariants took 8857 ms to find 0 implicit places.
[2023-03-16 19:11:15] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:11:15] [INFO ] Invariant cache hit.
[2023-03-16 19:11:45] [INFO ] Performed 93667/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:12:02] [INFO ] Dead Transitions using invariants and state equation in 47117 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 56816 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 106 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1164 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 86 ms. (steps per millisecond=116 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 2873 steps, run timeout after 3003 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2873 steps, saw 2431 distinct states, run finished after 3003 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 19:12:08] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:12:08] [INFO ] Invariant cache hit.
[2023-03-16 19:12:08] [INFO ] [Real]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-16 19:12:29] [INFO ] After 21016ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 19:12:30] [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 19:12:33] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:12:33] [INFO ] After 25022ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1167 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 1096 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 70 ms. (steps per millisecond=142 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 2845 steps, run timeout after 3003 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2845 steps, saw 2409 distinct states, run finished after 3003 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 19:12:39] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:12:39] [INFO ] Invariant cache hit.
[2023-03-16 19:12:39] [INFO ] [Real]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-16 19:12:59] [INFO ] After 20360ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 19:13:00] [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 19:13:04] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:13:04] [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 1405 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 1405 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 1017 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 19:13:06] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:13:06] [INFO ] Invariant cache hit.
[2023-03-16 19:13:15] [INFO ] Implicit Places using invariants in 8435 ms returned []
Implicit Place search using SMT only with invariants took 8449 ms to find 0 implicit places.
[2023-03-16 19:13:15] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:13:15] [INFO ] Invariant cache hit.
[2023-03-16 19:13:45] [INFO ] Performed 88113/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:14:04] [INFO ] Dead Transitions using invariants and state equation in 49383 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58888 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 118 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 32 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
[2023-03-16 19:14:05] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:14:05] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 55 ms :[(NOT p0)]
Product exploration explored 100000 steps with 0 reset in 8633 ms.
Product exploration explored 100000 steps with 0 reset in 9385 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 839 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 19:14:39] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:14:39] [INFO ] Invariant cache hit.
[2023-03-16 19:14:48] [INFO ] Implicit Places using invariants in 8976 ms returned []
Implicit Place search using SMT only with invariants took 8977 ms to find 0 implicit places.
[2023-03-16 19:14:48] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:14:48] [INFO ] Invariant cache hit.
[2023-03-16 19:15:18] [INFO ] Performed 91701/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:15:36] [INFO ] Dead Transitions using invariants and state equation in 47278 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 57109 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Treatment of property RERS17pb115-PT-4-LTLFireability-03 finished in 489762 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 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 1095 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-16 19:15:43] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:15:43] [INFO ] Invariant cache hit.
[2023-03-16 19:15:52] [INFO ] Implicit Places using invariants in 8708 ms returned []
Implicit Place search using SMT only with invariants took 8709 ms to find 0 implicit places.
[2023-03-16 19:15:52] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:15:52] [INFO ] Invariant cache hit.
[2023-03-16 19:16:22] [INFO ] Performed 87723/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:16:41] [INFO ] Dead Transitions using invariants and state equation in 49337 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 59146 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Stuttering acceptance computed with spot in 48 ms :[(NOT p0)]
Running random walk in product with property : RERS17pb115-PT-4-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(OR (AND (GEQ s241 1) (GEQ s1042 1)) (AND (GEQ s342 1) (GEQ s797 1)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration explored 100000 steps with 0 reset in 9410 ms.
Product exploration explored 100000 steps with 0 reset in 8879 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 133 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 32 ms :[(NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 899 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 67 ms. (steps per millisecond=149 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 2996 steps, run timeout after 3001 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2996 steps, saw 2535 distinct states, run finished after 3001 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 19:17:05] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:17:05] [INFO ] Invariant cache hit.
[2023-03-16 19:17:05] [INFO ] [Real]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-16 19:17:25] [INFO ] After 19567ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 19:17:25] [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 19:17:30] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:17:30] [INFO ] After 25021ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
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 1018 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 1023 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 731 ms. (steps per millisecond=13 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 66 ms. (steps per millisecond=151 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 3314 steps, run timeout after 3006 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3314 steps, saw 2812 distinct states, run finished after 3006 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 19:17:35] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:17:35] [INFO ] Invariant cache hit.
[2023-03-16 19:17:35] [INFO ] [Real]Absence check using 19 positive place invariants in 13 ms returned sat
[2023-03-16 19:17:54] [INFO ] After 19203ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 19:17:55] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java: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 19:18:00] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:18:00] [INFO ] After 25014ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 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 1136 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 19:18:02] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:18:02] [INFO ] Invariant cache hit.
[2023-03-16 19:18:11] [INFO ] Implicit Places using invariants in 8279 ms returned []
Implicit Place search using SMT only with invariants took 8283 ms to find 0 implicit places.
[2023-03-16 19:18:11] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:18:11] [INFO ] Invariant cache hit.
[2023-03-16 19:18:41] [INFO ] Performed 87624/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:19:00] [INFO ] Dead Transitions using invariants and state equation in 49401 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58838 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 107 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
[2023-03-16 19:19:01] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:19:01] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Support contains 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1024 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 19:19:17] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:19:17] [INFO ] Invariant cache hit.
[2023-03-16 19:19:26] [INFO ] Implicit Places using invariants in 8485 ms returned []
Implicit Place search using SMT only with invariants took 8486 ms to find 0 implicit places.
[2023-03-16 19:19:26] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:19:26] [INFO ] Invariant cache hit.
[2023-03-16 19:19:56] [INFO ] Performed 91017/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:20:14] [INFO ] Dead Transitions using invariants and state equation in 48664 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 58186 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 135 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 942 ms. (steps per millisecond=10 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 103 ms. (steps per millisecond=97 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 2815 steps, run timeout after 3005 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2815 steps, saw 2384 distinct states, run finished after 3006 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 19:20:20] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:20:20] [INFO ] Invariant cache hit.
[2023-03-16 19:20:20] [INFO ] [Real]Absence check using 19 positive place invariants in 17 ms returned sat
[2023-03-16 19:20:40] [INFO ] After 19647ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 19:20:40] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java: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 19:20:45] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:20:45] [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 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 1069 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 1073 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 819 ms. (steps per millisecond=12 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 71 ms. (steps per millisecond=140 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 2904 steps, run timeout after 3004 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2904 steps, saw 2458 distinct states, run finished after 3004 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 19:20:50] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:20:50] [INFO ] Invariant cache hit.
[2023-03-16 19:20:51] [INFO ] [Real]Absence check using 19 positive place invariants in 12 ms returned sat
[2023-03-16 19:21:10] [INFO ] After 19578ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 19:21:11] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java: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 19:21:15] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:21:15] [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 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 1156 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 1156 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 1020 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 19:21:18] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:21:18] [INFO ] Invariant cache hit.
[2023-03-16 19:21:26] [INFO ] Implicit Places using invariants in 8493 ms returned []
Implicit Place search using SMT only with invariants took 8508 ms to find 0 implicit places.
[2023-03-16 19:21:26] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:21:26] [INFO ] Invariant cache hit.
[2023-03-16 19:21:56] [INFO ] Performed 91679/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:22:14] [INFO ] Dead Transitions using invariants and state equation in 48031 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 57575 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 119 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 32 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 27 ms :[(NOT p0)]
[2023-03-16 19:22:15] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:22:15] [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 0 reset in 9458 ms.
Product exploration timeout after 95180 steps with 0 reset in 10001 ms.
Support contains 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1018 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 19:22:51] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:22:51] [INFO ] Invariant cache hit.
[2023-03-16 19:23:01] [INFO ] Implicit Places using invariants in 9858 ms returned []
Implicit Place search using SMT only with invariants took 9859 ms to find 0 implicit places.
[2023-03-16 19:23:01] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:23:01] [INFO ] Invariant cache hit.
[2023-03-16 19:23:31] [INFO ] Performed 94055/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:23:47] [INFO ] Dead Transitions using invariants and state equation in 46026 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 56908 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Treatment of property RERS17pb115-PT-4-LTLFireability-04 finished in 491346 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(p0)||G(p1)||G(p2))))'
Support contains 6 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 1319 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-16 19:23:55] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:23:55] [INFO ] Invariant cache hit.
[2023-03-16 19:24:04] [INFO ] Implicit Places using invariants in 9119 ms returned []
Implicit Place search using SMT only with invariants took 9121 ms to find 0 implicit places.
[2023-03-16 19:24:04] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:24:04] [INFO ] Invariant cache hit.
[2023-03-16 19:24:34] [INFO ] Performed 86731/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:24:53] [INFO ] Dead Transitions using invariants and state equation in 49351 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 59812 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Stuttering acceptance computed with spot in 46 ms :[(AND (NOT p0) (NOT p1) (NOT p2))]
Running random walk in product with property : RERS17pb115-PT-4-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=(AND p0 p1 p2), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) p1 p2), acceptance={0} source=0 dest: 0}, { cond=(AND p0 (NOT p1) p2), acceptance={1} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1) p2), acceptance={0, 1} source=0 dest: 0}, { cond=(AND p0 p1 (NOT p2)), acceptance={2} source=0 dest: 0}, { cond=(AND (NOT p0) p1 (NOT p2)), acceptance={0, 2} source=0 dest: 0}, { cond=(AND p0 (NOT p1) (NOT p2)), acceptance={1, 2} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1) (NOT p2)), acceptance={0, 1, 2} source=0 dest: 0}]], initial=0, aps=[p0:(OR (LT s892 1) (LT s911 1)), p1:(AND (GEQ s685 1) (GEQ s1192 1)), p2:(OR (LT s978 1) (LT s1143 1))], nbAcceptance=3, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration timeout after 99510 steps with 0 reset in 10001 ms.
Product exploration explored 100000 steps with 0 reset in 8987 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 (NOT p1) p2), (X (AND p0 (NOT p1) p2)), (X (NOT (AND (NOT p0) (NOT p1) p2))), (X (NOT (AND p0 p1 (NOT p2)))), (X (NOT (AND p0 (NOT p1) (NOT p2)))), (X (NOT (AND p0 p1 p2))), (X (NOT (AND (NOT p0) p1 p2))), (X (NOT (AND (NOT p0) p1 (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (X (AND p0 (NOT p1) p2))), (X (X (NOT (AND (NOT p0) (NOT p1) p2)))), (X (X (NOT (AND p0 p1 (NOT p2))))), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X (NOT (AND p0 p1 p2)))), (X (X (NOT (AND (NOT p0) p1 p2)))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))))]
False Knowledge obtained : []
Knowledge based reduction with 17 factoid took 572 ms. Reduced automaton from 1 states, 8 edges and 3 AP (stutter insensitive) to 1 states, 8 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 39 ms :[(AND (NOT p0) (NOT p1) (NOT p2))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1181 ms. (steps per millisecond=8 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 95 ms. (steps per millisecond=105 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 94 ms. (steps per millisecond=106 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 116 ms. (steps per millisecond=86 ) properties (out of 8) 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 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 96 ms. (steps per millisecond=104 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 93 ms. (steps per millisecond=107 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 110 ms. (steps per millisecond=90 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 124 ms. (steps per millisecond=80 ) properties (out of 8) seen :0
Interrupted probabilistic random walk after 2648 steps, run timeout after 3006 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2648 steps, saw 2243 distinct states, run finished after 3006 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 8 properties.
[2023-03-16 19:25:19] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:25:19] [INFO ] Invariant cache hit.
[2023-03-16 19:25:20] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-16 19:25:40] [INFO ] After 20533ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:7
[2023-03-16 19:25:41] [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 19:25:44] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:25:44] [INFO ] After 25020ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 8 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 6 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1258 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 1262 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1231 ms. (steps per millisecond=8 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 82 ms. (steps per millisecond=121 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 81 ms. (steps per millisecond=123 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 89 ms. (steps per millisecond=112 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 96 ms. (steps per millisecond=104 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 109 ms. (steps per millisecond=91 ) properties (out of 8) 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 8) 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 8) 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 8) seen :0
Interrupted probabilistic random walk after 3331 steps, run timeout after 3005 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3331 steps, saw 2827 distinct states, run finished after 3007 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 8 properties.
[2023-03-16 19:25:51] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:25:51] [INFO ] Invariant cache hit.
[2023-03-16 19:25:51] [INFO ] [Real]Absence check using 19 positive place invariants in 17 ms returned sat
[2023-03-16 19:26:12] [INFO ] After 20904ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:7
[2023-03-16 19:26:13] [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 19:26:16] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:26:16] [INFO ] After 25033ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 8 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 6 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1224 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 1224 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 1101 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 19:26:18] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:26:18] [INFO ] Invariant cache hit.
[2023-03-16 19:26:27] [INFO ] Implicit Places using invariants in 8496 ms returned []
Implicit Place search using SMT only with invariants took 8497 ms to find 0 implicit places.
[2023-03-16 19:26:27] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:26:27] [INFO ] Invariant cache hit.
[2023-03-16 19:26:57] [INFO ] Performed 89389/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:27:15] [INFO ] Dead Transitions using invariants and state equation in 48720 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58332 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND p0 (NOT p1) p2), (X (AND p0 (NOT p1) p2)), (X (NOT (AND (NOT p0) (NOT p1) p2))), (X (NOT (AND p0 p1 (NOT p2)))), (X (NOT (AND p0 (NOT p1) (NOT p2)))), (X (NOT (AND p0 p1 p2))), (X (NOT (AND (NOT p0) p1 p2))), (X (NOT (AND (NOT p0) p1 (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (X (AND p0 (NOT p1) p2))), (X (X (NOT (AND (NOT p0) (NOT p1) p2)))), (X (X (NOT (AND p0 p1 (NOT p2))))), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X (NOT (AND p0 p1 p2)))), (X (X (NOT (AND (NOT p0) p1 p2)))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))))]
False Knowledge obtained : []
Knowledge based reduction with 17 factoid took 735 ms. Reduced automaton from 1 states, 8 edges and 3 AP (stutter insensitive) to 1 states, 8 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 38 ms :[(AND (NOT p0) (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 40 ms :[(AND (NOT p0) (NOT p1) (NOT p2))]
Support contains 6 out of 1380 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 838 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 19:27:18] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:27:18] [INFO ] Invariant cache hit.
[2023-03-16 19:27:26] [INFO ] Implicit Places using invariants in 8648 ms returned []
Implicit Place search using SMT only with invariants took 8651 ms to find 0 implicit places.
[2023-03-16 19:27:26] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:27:26] [INFO ] Invariant cache hit.
[2023-03-16 19:27:56] [INFO ] Performed 87638/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:28:15] [INFO ] Dead Transitions using invariants and state equation in 49308 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 58802 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 (NOT p1) p2), (X (AND p0 (NOT p1) p2)), (X (NOT (AND (NOT p0) (NOT p1) p2))), (X (NOT (AND p0 p1 (NOT p2)))), (X (NOT (AND p0 (NOT p1) (NOT p2)))), (X (NOT (AND p0 p1 p2))), (X (NOT (AND (NOT p0) p1 p2))), (X (NOT (AND (NOT p0) p1 (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (X (AND p0 (NOT p1) p2))), (X (X (NOT (AND (NOT p0) (NOT p1) p2)))), (X (X (NOT (AND p0 p1 (NOT p2))))), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X (NOT (AND p0 p1 p2)))), (X (X (NOT (AND (NOT p0) p1 p2)))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))))]
False Knowledge obtained : []
Knowledge based reduction with 17 factoid took 664 ms. Reduced automaton from 1 states, 8 edges and 3 AP (stutter insensitive) to 1 states, 8 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 38 ms :[(AND (NOT p0) (NOT p1) (NOT p2))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1148 ms. (steps per millisecond=8 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 87 ms. (steps per millisecond=114 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 86 ms. (steps per millisecond=116 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 93 ms. (steps per millisecond=107 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 132 ms. (steps per millisecond=75 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 135 ms. (steps per millisecond=74 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 128 ms. (steps per millisecond=78 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 123 ms. (steps per millisecond=81 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 137 ms. (steps per millisecond=73 ) properties (out of 8) seen :0
Interrupted probabilistic random walk after 6455 steps, run timeout after 6006 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 6455 steps, saw 5549 distinct states, run finished after 6006 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 8 properties.
[2023-03-16 19:28:26] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:28:26] [INFO ] Invariant cache hit.
[2023-03-16 19:28:26] [INFO ] [Real]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-16 19:28:47] [INFO ] After 20653ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:7
[2023-03-16 19:28:47] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java: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 19:28:51] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:28:51] [INFO ] After 25032ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 8 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 6 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 926 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 929 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1320 ms. (steps per millisecond=7 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 137 ms. (steps per millisecond=73 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 137 ms. (steps per millisecond=73 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 148 ms. (steps per millisecond=67 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 110 ms. (steps per millisecond=90 ) properties (out of 8) 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 8) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 94 ms. (steps per millisecond=106 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 103 ms. (steps per millisecond=97 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 178 ms. (steps per millisecond=56 ) properties (out of 8) seen :0
Interrupted probabilistic random walk after 5905 steps, run timeout after 6003 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 5905 steps, saw 5051 distinct states, run finished after 6003 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 8 properties.
[2023-03-16 19:29:00] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:29:00] [INFO ] Invariant cache hit.
[2023-03-16 19:29:01] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-16 19:29:22] [INFO ] After 21371ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:7
[2023-03-16 19:29:23] [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 19:29:25] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:29:25] [INFO ] After 25034ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 8 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 6 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1000 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 1000 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 1138 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 19:29:28] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:29:28] [INFO ] Invariant cache hit.
[2023-03-16 19:29:37] [INFO ] Implicit Places using invariants in 9258 ms returned []
Implicit Place search using SMT only with invariants took 9262 ms to find 0 implicit places.
[2023-03-16 19:29:37] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:29:37] [INFO ] Invariant cache hit.
[2023-03-16 19:30:07] [INFO ] Performed 89203/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:30:25] [INFO ] Dead Transitions using invariants and state equation in 48439 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58866 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND p0 (NOT p1) p2), (X (AND p0 (NOT p1) p2)), (X (NOT (AND (NOT p0) (NOT p1) p2))), (X (NOT (AND p0 p1 (NOT p2)))), (X (NOT (AND p0 (NOT p1) (NOT p2)))), (X (NOT (AND p0 p1 p2))), (X (NOT (AND (NOT p0) p1 p2))), (X (NOT (AND (NOT p0) p1 (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (X (AND p0 (NOT p1) p2))), (X (X (NOT (AND (NOT p0) (NOT p1) p2)))), (X (X (NOT (AND p0 p1 (NOT p2))))), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X (NOT (AND p0 p1 p2)))), (X (X (NOT (AND (NOT p0) p1 p2)))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))))]
False Knowledge obtained : []
Knowledge based reduction with 17 factoid took 762 ms. Reduced automaton from 1 states, 8 edges and 3 AP (stutter insensitive) to 1 states, 8 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 40 ms :[(AND (NOT p0) (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 34 ms :[(AND (NOT p0) (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 45 ms :[(AND (NOT p0) (NOT p1) (NOT p2))]
Product exploration explored 100000 steps with 0 reset in 9201 ms.
Product exploration explored 100000 steps with 0 reset in 8907 ms.
Support contains 6 out of 1380 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 833 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 19:30:46] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:30:46] [INFO ] Invariant cache hit.
[2023-03-16 19:30:54] [INFO ] Implicit Places using invariants in 8614 ms returned []
Implicit Place search using SMT only with invariants took 8622 ms to find 0 implicit places.
[2023-03-16 19:30:54] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:30:54] [INFO ] Invariant cache hit.
[2023-03-16 19:31:24] [INFO ] Performed 91157/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:31:42] [INFO ] Dead Transitions using invariants and state equation in 48286 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 57745 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Treatment of property RERS17pb115-PT-4-LTLFireability-05 finished in 474952 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(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 576 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 19:31:49] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 19:31:49] [INFO ] Computed 19 place invariants in 295 ms
[2023-03-16 19:31:58] [INFO ] Implicit Places using invariants in 9249 ms returned []
Implicit Place search using SMT only with invariants took 9250 ms to find 0 implicit places.
[2023-03-16 19:31:58] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 19:31:58] [INFO ] Invariant cache hit.
[2023-03-16 19:32:28] [INFO ] Performed 89348/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:32:47] [INFO ] Dead Transitions using invariants and state equation in 48874 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 58706 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 222 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : RERS17pb115-PT-4-LTLFireability-07 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}], [{ cond=true, acceptance={} source=3 dest: 2}], [{ cond=true, acceptance={} source=4 dest: 3}], [{ cond=true, acceptance={} source=5 dest: 4}], [{ cond=true, acceptance={} source=6 dest: 5}]], initial=6, aps=[p0:(AND (GEQ s304 1) (GEQ s1092 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null][false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 0 reset in 8819 ms.
Product exploration explored 100000 steps with 0 reset in 8703 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), true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 102 ms. Reduced automaton from 7 states, 7 edges and 1 AP (stutter sensitive) to 7 states, 7 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 341 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 846 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 71 ms. (steps per millisecond=140 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 3027 steps, run timeout after 3004 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3027 steps, saw 2558 distinct states, run finished after 3006 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 19:33:10] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 19:33:10] [INFO ] Invariant cache hit.
[2023-03-16 19:33:11] [INFO ] [Real]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-16 19:33:31] [INFO ] After 20122ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 19:33:32] [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: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 19:33:35] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:33:35] [INFO ] After 25017ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 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 1860 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 1863 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 807 ms. (steps per millisecond=12 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 71 ms. (steps per millisecond=140 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 3649 steps, run timeout after 3005 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3649 steps, saw 3101 distinct states, run finished after 3005 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 19:33:42] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 19:33:42] [INFO ] Computed 19 place invariants in 277 ms
[2023-03-16 19:33:42] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-16 19:34:02] [INFO ] After 20383ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 19:34:03] [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 19:34:07] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:34:07] [INFO ] After 25031ms 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 825 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 825 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 1085 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 19:34:09] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:34:09] [INFO ] Invariant cache hit.
[2023-03-16 19:34:17] [INFO ] Implicit Places using invariants in 8553 ms returned []
Implicit Place search using SMT only with invariants took 8574 ms to find 0 implicit places.
[2023-03-16 19:34:17] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:34:17] [INFO ] Invariant cache hit.
[2023-03-16 19:34:48] [INFO ] Performed 87213/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:35:06] [INFO ] Dead Transitions using invariants and state equation in 49131 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58821 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(NOT p0), true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 101 ms. Reduced automaton from 7 states, 7 edges and 1 AP (stutter sensitive) to 7 states, 7 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 218 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 215 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
[2023-03-16 19:35:07] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 19:35:08] [INFO ] Computed 19 place invariants in 264 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 490 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 19:35:24] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 19:35:24] [INFO ] Invariant cache hit.
[2023-03-16 19:35:32] [INFO ] Implicit Places using invariants in 8042 ms returned []
Implicit Place search using SMT only with invariants took 8059 ms to find 0 implicit places.
[2023-03-16 19:35:32] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 19:35:32] [INFO ] Invariant cache hit.
[2023-03-16 19:36:02] [INFO ] Performed 86563/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:36:22] [INFO ] Dead Transitions using invariants and state equation in 49963 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 58519 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), true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 96 ms. Reduced automaton from 7 states, 7 edges and 1 AP (stutter sensitive) to 7 states, 7 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 266 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 880 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 68 ms. (steps per millisecond=147 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 3157 steps, run timeout after 3004 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3157 steps, saw 2671 distinct states, run finished after 3006 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 19:36:27] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 19:36:27] [INFO ] Invariant cache hit.
[2023-03-16 19:36:27] [INFO ] [Real]Absence check using 19 positive place invariants in 13 ms returned sat
[2023-03-16 19:36:48] [INFO ] After 20665ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 19:36:49] [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 19:36:52] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:36:52] [INFO ] After 25037ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 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 1821 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 1824 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 766 ms. (steps per millisecond=13 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 64 ms. (steps per millisecond=156 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 3831 steps, run timeout after 3003 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3831 steps, saw 3251 distinct states, run finished after 3005 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 19:36:58] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 19:36:59] [INFO ] Computed 19 place invariants in 292 ms
[2023-03-16 19:36:59] [INFO ] [Real]Absence check using 19 positive place invariants in 13 ms returned sat
[2023-03-16 19:37:19] [INFO ] After 20427ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 19:37:20] [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 19:37:24] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:37:24] [INFO ] After 25022ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 932 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 933 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 913 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 19:37:26] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:37:26] [INFO ] Invariant cache hit.
[2023-03-16 19:37:33] [INFO ] Implicit Places using invariants in 7928 ms returned []
Implicit Place search using SMT only with invariants took 7929 ms to find 0 implicit places.
[2023-03-16 19:37:33] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:37:33] [INFO ] Invariant cache hit.
[2023-03-16 19:38:04] [INFO ] Performed 87786/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:38:23] [INFO ] Dead Transitions using invariants and state equation in 49288 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58142 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(NOT p0), true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 102 ms. Reduced automaton from 7 states, 7 edges and 1 AP (stutter sensitive) to 7 states, 7 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 223 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 248 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
[2023-03-16 19:38:24] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 19:38:24] [INFO ] Computed 19 place invariants in 288 ms
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 238 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 8870 ms.
Product exploration explored 100000 steps with 0 reset in 8966 ms.
Applying partial POR strategy [true, false, false, false, false, false, false]
Stuttering acceptance computed with spot in 291 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (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 1145 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 19:38:59] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 19:38:59] [INFO ] Invariant cache hit.
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393216 kB
MemFree: 7083152 kB
After kill :
MemTotal: 16393216 kB
MemFree: 15998700 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-4"
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-4, 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-167889199300172"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RERS17pb115-PT-4.tgz
mv RERS17pb115-PT-4 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 ;