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-167889199300212.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-9, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r327-tall-167889199300212
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 70M
-rw-r--r-- 1 mcc users 6.6K Feb 25 13:51 CTLCardinality.txt
-rw-r--r-- 1 mcc users 70K Feb 25 13:51 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.4K Feb 25 13:48 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K Feb 25 13:48 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Jan 29 11:41 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.5K Feb 25 16:40 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 16:40 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.1K Feb 25 16:40 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Feb 25 16:40 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Feb 25 14:02 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 159K Feb 25 14:02 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 18K Feb 25 13:56 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 115K Feb 25 13:56 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:40 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:40 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-9-LTLFireability-00
FORMULA_NAME RERS17pb115-PT-9-LTLFireability-01
FORMULA_NAME RERS17pb115-PT-9-LTLFireability-02
FORMULA_NAME RERS17pb115-PT-9-LTLFireability-03
FORMULA_NAME RERS17pb115-PT-9-LTLFireability-04
FORMULA_NAME RERS17pb115-PT-9-LTLFireability-05
FORMULA_NAME RERS17pb115-PT-9-LTLFireability-06
FORMULA_NAME RERS17pb115-PT-9-LTLFireability-07
FORMULA_NAME RERS17pb115-PT-9-LTLFireability-08
FORMULA_NAME RERS17pb115-PT-9-LTLFireability-09
FORMULA_NAME RERS17pb115-PT-9-LTLFireability-10
FORMULA_NAME RERS17pb115-PT-9-LTLFireability-11
FORMULA_NAME RERS17pb115-PT-9-LTLFireability-12
FORMULA_NAME RERS17pb115-PT-9-LTLFireability-13
FORMULA_NAME RERS17pb115-PT-9-LTLFireability-14
FORMULA_NAME RERS17pb115-PT-9-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1679009802445

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-9
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-16 23:36:44] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-16 23:36:44] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-16 23:36:46] [INFO ] Load time of PNML (sax parser for PT used): 1848 ms
[2023-03-16 23:36:46] [INFO ] Transformed 1399 places.
[2023-03-16 23:36:46] [INFO ] Transformed 144369 transitions.
[2023-03-16 23:36:46] [INFO ] Parsed PT model containing 1399 places and 144369 transitions and 577414 arcs in 2406 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 35 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
FORMULA RERS17pb115-PT-9-LTLFireability-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb115-PT-9-LTLFireability-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb115-PT-9-LTLFireability-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb115-PT-9-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 56 out of 1399 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1399/1399 places, 144369/144369 transitions.
Ensure Unique test removed 18 places
Iterating post reduction 0 with 18 rules applied. Total rules applied 18 place count 1381 transition count 144369
Applied a total of 18 rules in 865 ms. Remains 1381 /1399 variables (removed 18) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 23:36:48] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 23:36:49] [INFO ] Computed 19 place invariants in 433 ms
[2023-03-16 23:36:58] [INFO ] Implicit Places using invariants in 10053 ms returned []
Implicit Place search using SMT only with invariants took 10080 ms to find 0 implicit places.
[2023-03-16 23:36:58] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 23:36:58] [INFO ] Invariant cache hit.
[2023-03-16 23:37:28] [INFO ] Performed 90170/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 23:37:45] [INFO ] Dead Transitions using invariants and state equation in 46939 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 57904 ms. Remains : 1381/1399 places, 144369/144369 transitions.
Support contains 56 out of 1381 places after structural reductions.
[2023-03-16 23:37:50] [INFO ] Flatten gal took : 3808 ms
[2023-03-16 23:37:54] [INFO ] Flatten gal took : 3720 ms
[2023-03-16 23:38:01] [INFO ] Input system was already deterministic with 144369 transitions.
Incomplete random walk after 10003 steps, including 2 resets, run finished after 927 ms. (steps per millisecond=10 ) properties (out of 27) seen :1
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=41 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=43 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=41 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=43 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=43 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=43 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=43 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=43 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 26) seen :0
Interrupted probabilistic random walk after 2764 steps, run timeout after 3004 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2764 steps, saw 2350 distinct states, run finished after 3009 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 26 properties.
[2023-03-16 23:38:06] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 23:38:06] [INFO ] Invariant cache hit.
[2023-03-16 23:38:07] [INFO ] [Real]Absence check using 19 positive place invariants in 28 ms returned sat
[2023-03-16 23:38:31] [INFO ] After 23908ms SMT Verify possible using state equation in real domain returned unsat :1 sat :25
[2023-03-16 23:38:33] [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 23:38:33] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 23:38:33] [INFO ] After 27079ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 26 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 51 ms.
Support contains 53 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 1216 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 1221 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 894 ms. (steps per millisecond=11 ) properties (out of 25) 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 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=43 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=43 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=41 ) properties (out of 25) 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 25) 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 25) 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 25) 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 25) 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 25) 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 25) 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 25) 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 25) 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 25) 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 25) 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 25) 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 25) 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 25) 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 25) 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 25) 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 25) 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 25) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=43 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=43 ) properties (out of 25) seen :0
Interrupted probabilistic random walk after 2568 steps, run timeout after 3007 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2568 steps, saw 2183 distinct states, run finished after 3009 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 25 properties.
[2023-03-16 23:38:40] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 23:38:40] [INFO ] Invariant cache hit.
[2023-03-16 23:38:40] [INFO ] [Real]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-16 23:39:05] [INFO ] After 23678ms SMT Verify possible using state equation in real domain returned unsat :0 sat :24
[2023-03-16 23:39:06] [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 23:39:06] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 23:39:06] [INFO ] After 26042ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 25 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 19 ms.
Support contains 53 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 1093 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 1093 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 1127 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 23:39:08] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 23:39:08] [INFO ] Invariant cache hit.
[2023-03-16 23:39:17] [INFO ] Implicit Places using invariants in 9129 ms returned []
Implicit Place search using SMT only with invariants took 9135 ms to find 0 implicit places.
[2023-03-16 23:39:17] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 23:39:17] [INFO ] Invariant cache hit.
[2023-03-16 23:39:47] [INFO ] Performed 92375/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 23:40:04] [INFO ] Dead Transitions using invariants and state equation in 47261 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 57548 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Successfully simplified 1 atomic propositions for a total of 12 simplifications.
Computed a total of 1 stabilizing places and 1 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(p0)||G(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 1056 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-16 23:40:06] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 23:40:06] [INFO ] Computed 19 place invariants in 285 ms
[2023-03-16 23:40:15] [INFO ] Implicit Places using invariants in 9246 ms returned []
Implicit Place search using SMT only with invariants took 9250 ms to find 0 implicit places.
[2023-03-16 23:40:15] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 23:40:15] [INFO ] Invariant cache hit.
[2023-03-16 23:40:46] [INFO ] Performed 91251/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 23:41:03] [INFO ] Dead Transitions using invariants and state equation in 47658 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 57971 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Stuttering acceptance computed with spot in 173 ms :[(AND (NOT p0) (NOT p1))]
Running random walk in product with property : RERS17pb115-PT-9-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=(AND p0 p1), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={0} source=0 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={1} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0, 1} source=0 dest: 0}]], initial=0, aps=[p0:(OR (LT s521 1) (LT s594 1)), p1:(OR (LT s109 1) (LT s567 1))], nbAcceptance=2, 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 9670 ms.
Product exploration explored 100000 steps with 0 reset in 9462 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND p0 (NOT p1)))), (X (AND p0 p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND p0 p1))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 383 ms. Reduced automaton from 1 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 39 ms :[(AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1169 ms. (steps per millisecond=8 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 98 ms. (steps per millisecond=102 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 102 ms. (steps per millisecond=98 ) properties (out of 4) 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 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 104 ms. (steps per millisecond=96 ) properties (out of 4) seen :0
Interrupted probabilistic random walk after 3201 steps, run timeout after 3001 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3201 steps, saw 2727 distinct states, run finished after 3001 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 4 properties.
[2023-03-16 23:41:29] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 23:41:29] [INFO ] Invariant cache hit.
[2023-03-16 23:41:29] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-16 23:41:49] [INFO ] After 19989ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:3
[2023-03-16 23:41:50] [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 23:41:54] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 23:41:54] [INFO ] After 25031ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 4 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1081 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 1086 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 833 ms. (steps per millisecond=12 ) properties (out of 4) 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 4) 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 4) 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 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 65 ms. (steps per millisecond=153 ) properties (out of 4) seen :0
Interrupted probabilistic random walk after 3001 steps, run timeout after 3007 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 3001 steps, saw 2556 distinct states, run finished after 3007 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 4 properties.
[2023-03-16 23:41:59] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 23:42:00] [INFO ] Invariant cache hit.
[2023-03-16 23:42:00] [INFO ] [Real]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-16 23:42:19] [INFO ] After 19346ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:3
[2023-03-16 23:42:20] [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: 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 23:42:25] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 23:42:25] [INFO ] After 25020ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 4 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 956 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 957 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 947 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 23:42:26] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 23:42:26] [INFO ] Invariant cache hit.
[2023-03-16 23:42:35] [INFO ] Implicit Places using invariants in 8698 ms returned []
Implicit Place search using SMT only with invariants took 8700 ms to find 0 implicit places.
[2023-03-16 23:42:35] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 23:42:35] [INFO ] Invariant cache hit.
[2023-03-16 23:43:05] [INFO ] Performed 93230/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 23:43:22] [INFO ] Dead Transitions using invariants and state equation in 47016 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56683 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND p0 (NOT p1)))), (X (AND p0 p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND p0 p1))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 455 ms. Reduced automaton from 1 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 39 ms :[(AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 35 ms :[(AND (NOT p0) (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 996 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 23:43:24] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 23:43:24] [INFO ] Invariant cache hit.
[2023-03-16 23:43:34] [INFO ] Implicit Places using invariants in 9819 ms returned []
Implicit Place search using SMT only with invariants took 9820 ms to find 0 implicit places.
[2023-03-16 23:43:34] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 23:43:34] [INFO ] Invariant cache hit.
[2023-03-16 23:44:04] [INFO ] Performed 90434/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 23:44:22] [INFO ] Dead Transitions using invariants and state equation in 47907 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 58733 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), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND p0 (NOT p1)))), (X (AND p0 p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND p0 p1))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 389 ms. Reduced automaton from 1 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 36 ms :[(AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 729 ms. (steps per millisecond=13 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 115 ms. (steps per millisecond=86 ) properties (out of 4) 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 4) 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 4) 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 4) seen :0
Interrupted probabilistic random walk after 3257 steps, run timeout after 3005 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3257 steps, saw 2772 distinct states, run finished after 3006 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 4 properties.
[2023-03-16 23:44:28] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 23:44:28] [INFO ] Invariant cache hit.
[2023-03-16 23:44:28] [INFO ] [Real]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-16 23:44:48] [INFO ] After 20286ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:3
[2023-03-16 23:44:49] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java: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 23:44:53] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 23:44:53] [INFO ] After 25026ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 4 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1044 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1049 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 859 ms. (steps per millisecond=11 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 69 ms. (steps per millisecond=144 ) properties (out of 4) 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 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 131 ms. (steps per millisecond=76 ) properties (out of 4) 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 4) seen :0
Interrupted probabilistic random walk after 2913 steps, run timeout after 3004 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2913 steps, saw 2481 distinct states, run finished after 3005 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 4 properties.
[2023-03-16 23:44:58] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 23:44:58] [INFO ] Invariant cache hit.
[2023-03-16 23:44:59] [INFO ] [Real]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-16 23:45:19] [INFO ] After 19901ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:3
[2023-03-16 23:45:19] [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 23:45:23] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 23:45:23] [INFO ] After 25033ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 4 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 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 922 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 916 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 23:45:25] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 23:45:25] [INFO ] Invariant cache hit.
[2023-03-16 23:45:34] [INFO ] Implicit Places using invariants in 8634 ms returned []
Implicit Place search using SMT only with invariants took 8637 ms to find 0 implicit places.
[2023-03-16 23:45:34] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 23:45:34] [INFO ] Invariant cache hit.
[2023-03-16 23:46:04] [INFO ] Performed 90087/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 23:46:22] [INFO ] Dead Transitions using invariants and state equation in 48156 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 57726 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND p0 (NOT p1)))), (X (AND p0 p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND p0 p1))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 331 ms. Reduced automaton from 1 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 31 ms :[(AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 35 ms :[(AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 39 ms :[(AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 0 reset in 9019 ms.
Product exploration explored 100000 steps with 0 reset in 9190 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 839 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 23:46:42] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 23:46:42] [INFO ] Invariant cache hit.
[2023-03-16 23:46:51] [INFO ] Implicit Places using invariants in 8918 ms returned []
Implicit Place search using SMT only with invariants took 8920 ms to find 0 implicit places.
[2023-03-16 23:46:51] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 23:46:51] [INFO ] Invariant cache hit.
[2023-03-16 23:47:21] [INFO ] Performed 91304/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 23:47:38] [INFO ] Dead Transitions using invariants and state equation in 47524 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 57291 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Treatment of property RERS17pb115-PT-9-LTLFireability-00 finished in 459189 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(G(p0))&&F((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 937 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-16 23:47:45] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 23:47:45] [INFO ] Invariant cache hit.
[2023-03-16 23:47:54] [INFO ] Implicit Places using invariants in 8605 ms returned []
Implicit Place search using SMT only with invariants took 8606 ms to find 0 implicit places.
[2023-03-16 23:47:54] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 23:47:54] [INFO ] Invariant cache hit.
[2023-03-16 23:48:24] [INFO ] Performed 94241/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 23:48:40] [INFO ] Dead Transitions using invariants and state equation in 46693 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 56244 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Stuttering acceptance computed with spot in 150 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : RERS17pb115-PT-9-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p1) (NOT p2)), acceptance={} source=0 dest: 2}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(AND (NOT p1) p2), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p1) (NOT p2)), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(OR (LT s677 1) (LT s1161 1)), p1:(AND (GEQ s0 1) (GEQ s881 1)), p2:(AND (GEQ s241 1) (GEQ s463 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 0 reset in 8497 ms.
Product exploration explored 100000 steps with 0 reset in 8397 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) (NOT p2)), (X (NOT (AND (NOT p1) p2))), (X p0), (X (AND (NOT p1) (NOT p2))), (X (X (NOT (AND (NOT p1) p2)))), (X (X p0)), (X (X (AND (NOT p1) (NOT p2))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 313 ms. Reduced automaton from 3 states, 7 edges and 3 AP (stutter insensitive) to 3 states, 7 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 101 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p1) (NOT p2))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 563 ms. (steps per millisecond=17 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 63 ms. (steps per millisecond=158 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 61 ms. (steps per millisecond=163 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 59 ms. (steps per millisecond=169 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 3525 steps, run timeout after 3005 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3525 steps, saw 3003 distinct states, run finished after 3005 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-16 23:49:03] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 23:49:03] [INFO ] Invariant cache hit.
[2023-03-16 23:49:03] [INFO ] [Real]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-16 23:49:03] [INFO ] After 261ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 23:49:03] [INFO ] [Nat]Absence check using 19 positive place invariants in 17 ms returned sat
[2023-03-16 23:49:26] [INFO ] After 22545ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 23:49:27] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java: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 23:49:28] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 23:49:28] [INFO ] After 25038ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:3
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 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 1029 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 1033 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 853 ms. (steps per millisecond=11 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 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 76 ms. (steps per millisecond=131 ) 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 3358 steps, run timeout after 3002 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3358 steps, saw 2862 distinct states, run finished after 3002 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-16 23:49:34] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 23:49:34] [INFO ] Invariant cache hit.
[2023-03-16 23:49:34] [INFO ] [Real]Absence check using 19 positive place invariants in 17 ms returned sat
[2023-03-16 23:49:34] [INFO ] After 244ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 23:49:34] [INFO ] [Nat]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-16 23:49:56] [INFO ] After 21520ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 23:49:57] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java: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 23:49:59] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 23:49:59] [INFO ] After 25027ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:3
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 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 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 1023 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 1030 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 23:50:01] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 23:50:01] [INFO ] Invariant cache hit.
[2023-03-16 23:50:09] [INFO ] Implicit Places using invariants in 8151 ms returned []
Implicit Place search using SMT only with invariants took 8168 ms to find 0 implicit places.
[2023-03-16 23:50:09] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 23:50:09] [INFO ] Invariant cache hit.
[2023-03-16 23:50:39] [INFO ] Performed 87305/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 23:50:59] [INFO ] Dead Transitions using invariants and state equation in 49770 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 59009 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X (NOT (AND (NOT p1) p2))), (X p0), (X (AND (NOT p1) (NOT p2))), (X (X (NOT (AND (NOT p1) p2)))), (X (X p0)), (X (X (AND (NOT p1) (NOT p2))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 312 ms. Reduced automaton from 3 states, 7 edges and 3 AP (stutter insensitive) to 3 states, 7 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 126 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 121 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p1) (NOT p2))]
[2023-03-16 23:51:00] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 23:51:00] [INFO ] Invariant cache hit.
Could not prove EG (AND (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 23:51:16] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 23:51:16] [INFO ] Invariant cache hit.
[2023-03-16 23:51:25] [INFO ] Implicit Places using invariants in 9174 ms returned []
Implicit Place search using SMT only with invariants took 9175 ms to find 0 implicit places.
[2023-03-16 23:51:25] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 23:51:25] [INFO ] Invariant cache hit.
[2023-03-16 23:51:56] [INFO ] Performed 91879/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 23:52:13] [INFO ] Dead Transitions using invariants and state equation in 47375 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 57392 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) (NOT p2)), (X (NOT (AND (NOT p1) p2))), (X p0), (X (AND (NOT p1) (NOT p2))), (X (X (NOT (AND (NOT p1) p2)))), (X (X p0)), (X (X (AND (NOT p1) (NOT p2))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 246 ms. Reduced automaton from 3 states, 7 edges and 3 AP (stutter insensitive) to 3 states, 7 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 115 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p1) (NOT p2))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 618 ms. (steps per millisecond=16 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 62 ms. (steps per millisecond=161 ) properties (out of 3) 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 3) 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 3) seen :0
Interrupted probabilistic random walk after 3438 steps, run timeout after 3005 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3438 steps, saw 2928 distinct states, run finished after 3005 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-16 23:52:18] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 23:52:18] [INFO ] Invariant cache hit.
[2023-03-16 23:52:18] [INFO ] [Real]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-16 23:52:18] [INFO ] After 255ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 23:52:19] [INFO ] [Nat]Absence check using 19 positive place invariants in 19 ms returned sat
[2023-03-16 23:52:40] [INFO ] After 21511ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 23:52:42] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 23:52:43] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 23:52:43] [INFO ] After 25020ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:3
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 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 1181 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 1185 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 634 ms. (steps per millisecond=15 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 67 ms. (steps per millisecond=149 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 3097 steps, run timeout after 3001 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3097 steps, saw 2637 distinct states, run finished after 3001 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-16 23:52:49] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 23:52:49] [INFO ] Invariant cache hit.
[2023-03-16 23:52:49] [INFO ] [Real]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-16 23:52:49] [INFO ] After 244ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 23:52:49] [INFO ] [Nat]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-16 23:53:12] [INFO ] After 22131ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 23:53:12] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 23:53:14] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 23:53:14] [INFO ] After 25032ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:3
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 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 1252 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 1254 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 1164 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 23:53:17] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 23:53:17] [INFO ] Invariant cache hit.
[2023-03-16 23:53:25] [INFO ] Implicit Places using invariants in 8575 ms returned []
Implicit Place search using SMT only with invariants took 8578 ms to find 0 implicit places.
[2023-03-16 23:53:25] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 23:53:25] [INFO ] Invariant cache hit.
[2023-03-16 23:53:55] [INFO ] Performed 94595/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 23:54:10] [INFO ] Dead Transitions using invariants and state equation in 45240 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 55009 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X (NOT (AND (NOT p1) p2))), (X p0), (X (AND (NOT p1) (NOT p2))), (X (X (NOT (AND (NOT p1) p2)))), (X (X p0)), (X (X (AND (NOT p1) (NOT p2))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 286 ms. Reduced automaton from 3 states, 7 edges and 3 AP (stutter insensitive) to 3 states, 7 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 114 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 132 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p1) (NOT p2))]
[2023-03-16 23:54:11] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 23:54:12] [INFO ] Invariant cache hit.
Could not prove EG (AND (NOT p1) (NOT p2))
Stuttering acceptance computed with spot in 123 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p1) (NOT p2))]
Product exploration explored 100000 steps with 0 reset in 9386 ms.
Product exploration explored 100000 steps with 0 reset in 9448 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 842 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 23:54:47] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 23:54:47] [INFO ] Invariant cache hit.
[2023-03-16 23:54:54] [INFO ] Implicit Places using invariants in 7621 ms returned []
Implicit Place search using SMT only with invariants took 7622 ms to find 0 implicit places.
[2023-03-16 23:54:54] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 23:54:54] [INFO ] Invariant cache hit.
[2023-03-16 23:55:24] [INFO ] Performed 89270/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 23:55:41] [INFO ] Dead Transitions using invariants and state equation in 47155 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 55623 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Treatment of property RERS17pb115-PT-9-LTLFireability-01 finished in 483466 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)))'
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 1145 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-16 23:55:49] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 23:55:49] [INFO ] Invariant cache hit.
[2023-03-16 23:55:58] [INFO ] Implicit Places using invariants in 9203 ms returned []
Implicit Place search using SMT only with invariants took 9207 ms to find 0 implicit places.
[2023-03-16 23:55:58] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 23:55:58] [INFO ] Invariant cache hit.
[2023-03-16 23:56:28] [INFO ] Performed 95110/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 23:56:44] [INFO ] Dead Transitions using invariants and state equation in 45877 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 56235 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Stuttering acceptance computed with spot in 108 ms :[(AND (NOT p1) (NOT p0)), (NOT p0)]
Running random walk in product with property : RERS17pb115-PT-9-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=p1, acceptance={} source=0 dest: 0}, { cond=(NOT p1), acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p1:(AND (GEQ s241 1) (GEQ s591 1)), p0:(OR (LT s668 1) (LT s1157 1) (LT s570 1) (LT s1035 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 0 reset in 9776 ms.
Product exploration explored 100000 steps with 0 reset in 9295 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) p0), (X p0), (X (NOT p1)), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 232 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 654 ms. (steps per millisecond=15 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 64 ms. (steps per millisecond=156 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 2738 steps, run timeout after 3004 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2738 steps, saw 2333 distinct states, run finished after 3004 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 23:57:08] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 23:57:08] [INFO ] Invariant cache hit.
[2023-03-16 23:57:09] [INFO ] [Real]Absence check using 19 positive place invariants in 17 ms returned sat
[2023-03-16 23:57:28] [INFO ] After 19319ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 23:57:29] [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 23:57:33] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 23:57:33] [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 934 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 937 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 702 ms. (steps per millisecond=14 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 66 ms. (steps per millisecond=151 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 2893 steps, run timeout after 3007 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2893 steps, saw 2463 distinct states, run finished after 3007 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 23:57:39] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 23:57:39] [INFO ] Invariant cache hit.
[2023-03-16 23:57:39] [INFO ] [Real]Absence check using 19 positive place invariants in 12 ms returned sat
[2023-03-16 23:57:59] [INFO ] After 20263ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 23:58:00] [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: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 23:58:04] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 23:58:04] [INFO ] After 25029ms 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 1117 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 1119 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1104 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 23:58:06] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 23:58:06] [INFO ] Invariant cache hit.
[2023-03-16 23:58:15] [INFO ] Implicit Places using invariants in 9060 ms returned []
Implicit Place search using SMT only with invariants took 9062 ms to find 0 implicit places.
[2023-03-16 23:58:15] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 23:58:15] [INFO ] Invariant cache hit.
[2023-03-16 23:58:45] [INFO ] Performed 96381/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 23:59:00] [INFO ] Dead Transitions using invariants and state equation in 45057 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 55241 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND (NOT p1) p0), (X p0), (X (NOT p1)), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 223 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 47 ms :[(NOT p0)]
Support contains 4 out of 1380 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 873 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 23:59:02] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 23:59:02] [INFO ] Invariant cache hit.
[2023-03-16 23:59:11] [INFO ] Implicit Places using invariants in 9030 ms returned []
Implicit Place search using SMT only with invariants took 9031 ms to find 0 implicit places.
[2023-03-16 23:59:11] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 23:59:11] [INFO ] Invariant cache hit.
[2023-03-16 23:59:41] [INFO ] Performed 93096/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 23:59:58] [INFO ] Dead Transitions using invariants and state equation in 47162 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 57073 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 127 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 52 ms :[(NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 834 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 88 ms. (steps per millisecond=113 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 2636 steps, run timeout after 3005 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2636 steps, saw 2243 distinct states, run finished after 3005 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 00:00:03] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 00:00:03] [INFO ] Invariant cache hit.
[2023-03-17 00:00:03] [INFO ] [Real]Absence check using 19 positive place invariants in 12 ms returned sat
[2023-03-17 00:00:24] [INFO ] After 20273ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-17 00:00:24] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-17 00:00:28] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 00:00:28] [INFO ] After 25020ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 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 959 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 963 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 577 ms. (steps per millisecond=17 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 59 ms. (steps per millisecond=169 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 3272 steps, run timeout after 3002 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3272 steps, saw 2785 distinct states, run finished after 3002 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 00:00:33] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 00:00:33] [INFO ] Invariant cache hit.
[2023-03-17 00:00:33] [INFO ] [Real]Absence check using 19 positive place invariants in 11 ms returned sat
[2023-03-17 00:00:53] [INFO ] After 19717ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-17 00:00:54] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-17 00:00:58] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 00:00:58] [INFO ] After 25025ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 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 972 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 973 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 964 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 00:01:00] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 00:01:00] [INFO ] Invariant cache hit.
[2023-03-17 00:01:09] [INFO ] Implicit Places using invariants in 8613 ms returned []
Implicit Place search using SMT only with invariants took 8619 ms to find 0 implicit places.
[2023-03-17 00:01:09] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 00:01:09] [INFO ] Invariant cache hit.
[2023-03-17 00:01:39] [INFO ] Performed 95559/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 00:01:54] [INFO ] Dead Transitions using invariants and state equation in 45347 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 54952 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 128 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 48 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 30 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 42 ms :[(NOT p0)]
Product exploration timeout after 82480 steps with 0 reset in 10001 ms.
Product exploration timeout after 86470 steps with 0 reset in 10002 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 974 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 00:02:16] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 00:02:16] [INFO ] Invariant cache hit.
[2023-03-17 00:02:26] [INFO ] Implicit Places using invariants in 9818 ms returned []
Implicit Place search using SMT only with invariants took 9822 ms to find 0 implicit places.
[2023-03-17 00:02:26] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 00:02:26] [INFO ] Invariant cache hit.
[2023-03-17 00:02:56] [INFO ] Performed 90591/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 00:03:13] [INFO ] Dead Transitions using invariants and state equation in 47540 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 58345 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Treatment of property RERS17pb115-PT-9-LTLFireability-02 finished in 451120 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(F(p0))||G(p1)||(!p1 U (G(!p1)||(!p1&&G(!p2))))))'
Support contains 6 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 427 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-17 00:03:19] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-17 00:03:20] [INFO ] Computed 19 place invariants in 338 ms
[2023-03-17 00:03:28] [INFO ] Implicit Places using invariants in 9076 ms returned []
Implicit Place search using SMT only with invariants took 9079 ms to find 0 implicit places.
[2023-03-17 00:03:29] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 00:03:29] [INFO ] Invariant cache hit.
[2023-03-17 00:03:59] [INFO ] Performed 92705/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 00:04:16] [INFO ] Dead Transitions using invariants and state equation in 47664 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 57177 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 288 ms :[(NOT p0), false, (AND (NOT p0) p2), (AND (NOT p0) p2 p1), (AND (NOT p0) p1), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : RERS17pb115-PT-9-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={} source=1 dest: 3}, { cond=(AND (NOT p1) p2), acceptance={} source=1 dest: 4}, { cond=p1, acceptance={} source=1 dest: 5}], [{ cond=(AND p2 (NOT p0)), acceptance={} source=2 dest: 0}, { cond=(AND (NOT p2) (NOT p0)), acceptance={} source=2 dest: 2}], [{ cond=(AND p1 p2 (NOT p0)), acceptance={} source=3 dest: 0}, { cond=(AND p1 (NOT p2) (NOT p0)), acceptance={} source=3 dest: 2}, { cond=(AND (NOT p1) (NOT p2) (NOT p0)), acceptance={} source=3 dest: 3}, { cond=(AND (NOT p1) p2 (NOT p0)), acceptance={} source=3 dest: 4}], [{ cond=(AND p1 (NOT p0)), acceptance={} source=4 dest: 0}, { cond=(AND (NOT p1) (NOT p2) (NOT p0)), acceptance={} source=4 dest: 3}, { cond=(AND (NOT p1) p2 (NOT p0)), acceptance={} source=4 dest: 4}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=5 dest: 0}, { cond=(AND p1 (NOT p0)), acceptance={} source=5 dest: 5}]], initial=1, aps=[p0:(OR (LT s147 1) (LT s665 1)), p1:(AND (GEQ s672 1) (GEQ s870 1)), p2:(AND (GEQ s192 1) (GEQ s415 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration timeout after 50950 steps with 25475 reset in 10002 ms.
Product exploration timeout after 54910 steps with 27455 reset in 10001 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X (NOT (AND (NOT p1) p2 (NOT p0)))), (X (NOT (AND p1 (NOT p2) (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p2) (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND p1 p2 (NOT p0)))), (X (NOT (AND p1 (NOT p0)))), (X (X (NOT (AND (NOT p1) p2 (NOT p0))))), (X (X p0)), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X (NOT (AND p1 (NOT p2) (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND p1 p2 (NOT p0))))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND p2 (NOT p0)))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (NOT (AND p1 (NOT p0))))
Knowledge based reduction with 16 factoid took 373 ms. Reduced automaton from 6 states, 15 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA RERS17pb115-PT-9-LTLFireability-03 TRUE TECHNIQUES KNOWLEDGE
Treatment of property RERS17pb115-PT-9-LTLFireability-03 finished in 78700 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(p2)&&p1)))))'
Support contains 6 out of 1381 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 1040 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-17 00:04:39] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-17 00:04:39] [INFO ] Computed 19 place invariants in 338 ms
[2023-03-17 00:04:48] [INFO ] Implicit Places using invariants in 9357 ms returned []
Implicit Place search using SMT only with invariants took 9361 ms to find 0 implicit places.
[2023-03-17 00:04:48] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 00:04:48] [INFO ] Invariant cache hit.
[2023-03-17 00:05:18] [INFO ] Performed 92047/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 00:05:35] [INFO ] Dead Transitions using invariants and state equation in 47036 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 57445 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Stuttering acceptance computed with spot in 150 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : RERS17pb115-PT-9-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(OR (AND (NOT p1) (NOT p0)) (AND (NOT p0) (NOT p2))), acceptance={} source=0 dest: 1}], [{ cond=(OR (AND (NOT p1) (NOT p0)) (AND (NOT p0) (NOT p2))), acceptance={0} source=1 dest: 1}, { cond=(AND p1 (NOT p0) p2), acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p2)), acceptance={0} source=2 dest: 1}, { cond=(AND (NOT p0) p2), acceptance={} source=2 dest: 2}]], initial=0, aps=[p1:(AND (OR (LT s169 1) (LT s402 1)) (OR (LT s80 1) (LT s135 1))), p0:(AND (GEQ s169 1) (GEQ s402 1)), p2:(OR (LT s417 1) (LT s481 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 0 reset in 9084 ms.
Product exploration explored 100000 steps with 1 reset in 8663 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p1 (NOT p0) p2), (X (AND p1 (NOT p0) p2)), (X (NOT (OR (AND (NOT p1) (NOT p0)) (AND (NOT p0) (NOT p2))))), (X (X (AND p1 (NOT p0) p2))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (AND (NOT p0) p2))), (X (X (NOT (OR (AND (NOT p1) (NOT p0)) (AND (NOT p0) (NOT p2))))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 261 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 124 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 747 ms. (steps per millisecond=13 ) properties (out of 4) 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 4) 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 4) 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 4) 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 4) seen :0
Interrupted probabilistic random walk after 2893 steps, run timeout after 3004 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2893 steps, saw 2463 distinct states, run finished after 3005 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 4 properties.
[2023-03-17 00:05:59] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 00:05:59] [INFO ] Invariant cache hit.
[2023-03-17 00:05:59] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-17 00:05:59] [INFO ] After 282ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-17 00:05:59] [INFO ] [Nat]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-17 00:06:22] [INFO ] After 22849ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-17 00:06:23] [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:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-17 00:06:24] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 00:06:24] [INFO ] After 25023ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:4
Fused 4 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 1090 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1094 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 972 ms. (steps per millisecond=10 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 102 ms. (steps per millisecond=98 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 156 ms. (steps per millisecond=64 ) properties (out of 4) 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 4) 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 4) seen :0
Interrupted probabilistic random walk after 2652 steps, run timeout after 3007 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2652 steps, saw 2256 distinct states, run finished after 3007 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 4 properties.
[2023-03-17 00:06:30] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 00:06:30] [INFO ] Invariant cache hit.
[2023-03-17 00:06:30] [INFO ] [Real]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-17 00:06:30] [INFO ] After 285ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-17 00:06:30] [INFO ] [Nat]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-17 00:06:54] [INFO ] After 23134ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-17 00:06:54] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-17 00:06:55] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 00:06:55] [INFO ] After 25022ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:4
Fused 4 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 1098 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 1099 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 1093 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 00:06:57] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 00:06:57] [INFO ] Invariant cache hit.
[2023-03-17 00:07:06] [INFO ] Implicit Places using invariants in 9075 ms returned []
Implicit Place search using SMT only with invariants took 9076 ms to find 0 implicit places.
[2023-03-17 00:07:06] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 00:07:06] [INFO ] Invariant cache hit.
[2023-03-17 00:07:37] [INFO ] Performed 93969/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 00:07:53] [INFO ] Dead Transitions using invariants and state equation in 46617 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56800 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND p1 (NOT p0) p2), (X (AND p1 (NOT p0) p2)), (X (NOT (OR (AND (NOT p1) (NOT p0)) (AND (NOT p0) (NOT p2))))), (X (X (AND p1 (NOT p0) p2))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (AND (NOT p0) p2))), (X (X (NOT (OR (AND (NOT p1) (NOT p0)) (AND (NOT p0) (NOT p2))))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 272 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 :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 132 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (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 990 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 00:07:55] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 00:07:55] [INFO ] Invariant cache hit.
[2023-03-17 00:08:04] [INFO ] Implicit Places using invariants in 9369 ms returned []
Implicit Place search using SMT only with invariants took 9372 ms to find 0 implicit places.
[2023-03-17 00:08:04] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 00:08:04] [INFO ] Invariant cache hit.
[2023-03-17 00:08:34] [INFO ] Performed 92637/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 00:08:51] [INFO ] Dead Transitions using invariants and state equation in 46586 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 56955 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) p1 p2), (X (NOT (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))))), (X (AND (NOT p0) p1 p2)), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (AND (NOT p0) p2))), (X (X (NOT (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))))), (X (X (AND (NOT p0) p1 p2)))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 346 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 142 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 677 ms. (steps per millisecond=14 ) properties (out of 4) 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 4) 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 4) 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 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 65 ms. (steps per millisecond=153 ) properties (out of 4) seen :0
Interrupted probabilistic random walk after 3545 steps, run timeout after 3005 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3545 steps, saw 3021 distinct states, run finished after 3005 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 4 properties.
[2023-03-17 00:08:56] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 00:08:56] [INFO ] Invariant cache hit.
[2023-03-17 00:08:57] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-17 00:08:57] [INFO ] After 264ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-17 00:08:57] [INFO ] [Nat]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-17 00:09:19] [INFO ] After 22262ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-17 00:09:20] [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:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-17 00:09:22] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 00:09:22] [INFO ] After 25023ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:4
Fused 4 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 990 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 995 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 763 ms. (steps per millisecond=13 ) properties (out of 4) 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 4) 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 4) 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 4) 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 4) seen :0
Interrupted probabilistic random walk after 3624 steps, run timeout after 3001 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3624 steps, saw 3087 distinct states, run finished after 3003 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 4 properties.
[2023-03-17 00:09:27] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 00:09:27] [INFO ] Invariant cache hit.
[2023-03-17 00:09:27] [INFO ] [Real]Absence check using 19 positive place invariants in 12 ms returned sat
[2023-03-17 00:09:27] [INFO ] After 250ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-17 00:09:28] [INFO ] [Nat]Absence check using 19 positive place invariants in 12 ms returned sat
[2023-03-17 00:09:50] [INFO ] After 22393ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-17 00:09:51] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-17 00:09:52] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 00:09:52] [INFO ] After 25019ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:4
Fused 4 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 1316 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 1316 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 1060 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 00:09:55] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 00:09:55] [INFO ] Invariant cache hit.
[2023-03-17 00:10:04] [INFO ] Implicit Places using invariants in 8831 ms returned []
Implicit Place search using SMT only with invariants took 8849 ms to find 0 implicit places.
[2023-03-17 00:10:04] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 00:10:04] [INFO ] Invariant cache hit.
[2023-03-17 00:10:34] [INFO ] Performed 90509/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 00:10:50] [INFO ] Dead Transitions using invariants and state equation in 46773 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56703 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND (NOT p0) p1 p2), (X (NOT (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))))), (X (AND (NOT p0) p1 p2)), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (AND (NOT p0) p2))), (X (X (NOT (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))))), (X (X (AND (NOT p0) p1 p2)))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 291 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 112 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 115 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 113 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Product exploration explored 100000 steps with 1 reset in 9175 ms.
Product exploration explored 100000 steps with 0 reset in 9239 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 837 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 00:11:11] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 00:11:11] [INFO ] Invariant cache hit.
[2023-03-17 00:11:19] [INFO ] Implicit Places using invariants in 8570 ms returned []
Implicit Place search using SMT only with invariants took 8575 ms to find 0 implicit places.
[2023-03-17 00:11:19] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 00:11:19] [INFO ] Invariant cache hit.
[2023-03-17 00:11:50] [INFO ] Performed 90281/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 00:12:07] [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 56694 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Treatment of property RERS17pb115-PT-9-LTLFireability-04 finished in 454327 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((p0||(p1&&G(p2)))))'
Support contains 7 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 979 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-17 00:12:13] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 00:12:13] [INFO ] Invariant cache hit.
[2023-03-17 00:12:22] [INFO ] Implicit Places using invariants in 8638 ms returned []
Implicit Place search using SMT only with invariants took 8642 ms to find 0 implicit places.
[2023-03-17 00:12:22] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 00:12:22] [INFO ] Invariant cache hit.
[2023-03-17 00:12:52] [INFO ] Performed 92844/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 00:13:08] [INFO ] Dead Transitions using invariants and state equation in 46869 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 56499 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Stuttering acceptance computed with spot in 107 ms :[true, (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (NOT p2) (AND (NOT p0) (NOT p1)))]
Running random walk in product with property : RERS17pb115-PT-9-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) p1 p2), acceptance={} source=1 dest: 2}], [{ cond=(OR (AND (NOT p0) (NOT p1)) (NOT p2)), acceptance={} source=2 dest: 0}, { cond=(OR (AND p0 p2) (AND p1 p2)), acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(AND (GEQ s93 1) (GEQ s350 1)), p1:(OR (LT s258 1) (LT s444 1)), p2:(AND (OR (LT s93 1) (LT s1181 1)) (OR (LT s515 1) (LT s1285 1)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][true, true, true]]
Entered a terminal (fully accepting) state of product in 4364 steps with 0 reset in 570 ms.
FORMULA RERS17pb115-PT-9-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb115-PT-9-LTLFireability-06 finished in 57660 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((p0||G(p1)))))'
Support contains 6 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 521 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-17 00:13:10] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-17 00:13:10] [INFO ] Computed 19 place invariants in 271 ms
[2023-03-17 00:13:19] [INFO ] Implicit Places using invariants in 9026 ms returned []
Implicit Place search using SMT only with invariants took 9027 ms to find 0 implicit places.
[2023-03-17 00:13:19] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 00:13:19] [INFO ] Invariant cache hit.
[2023-03-17 00:13:49] [INFO ] Performed 98880/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 00:14:04] [INFO ] Dead Transitions using invariants and state equation in 44610 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 54164 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 165 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : RERS17pb115-PT-9-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p1), acceptance={} source=1 dest: 0}, { cond=p1, acceptance={} source=1 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}], [{ cond=true, acceptance={} source=4 dest: 3}]], initial=4, aps=[p1:(AND (GEQ s116 1) (GEQ s153 1) (OR (LT s187 1) (LT s907 1))), p0:(AND (GEQ s1170 1) (GEQ s1212 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 6 ms.
FORMULA RERS17pb115-PT-9-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb115-PT-9-LTLFireability-07 finished in 54823 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 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 458 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-17 00:14:05] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 00:14:05] [INFO ] Invariant cache hit.
[2023-03-17 00:14:14] [INFO ] Implicit Places using invariants in 9048 ms returned []
Implicit Place search using SMT only with invariants took 9061 ms to find 0 implicit places.
[2023-03-17 00:14:14] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 00:14:14] [INFO ] Invariant cache hit.
[2023-03-17 00:14:44] [INFO ] Performed 93391/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 00:15:00] [INFO ] Dead Transitions using invariants and state equation in 46125 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 55647 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 86 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : RERS17pb115-PT-9-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (GEQ s255 1) (GEQ s933 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][false, false]]
Product exploration explored 100000 steps with 0 reset in 9392 ms.
Product exploration explored 100000 steps with 0 reset in 9392 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 131 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 44 ms :[(NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 479 ms. (steps per millisecond=20 ) 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 3393 steps, run timeout after 3003 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3393 steps, saw 2886 distinct states, run finished after 3003 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 00:15:24] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 00:15:24] [INFO ] Invariant cache hit.
[2023-03-17 00:15:24] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-17 00:15:44] [INFO ] After 19361ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-17 00:15:44] [INFO ] State equation strengthened by 2277 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-17 00:15:49] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 00:15:49] [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 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 2022 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 2028 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 814 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 80 ms. (steps per millisecond=125 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 3442 steps, run timeout after 3003 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3442 steps, saw 2931 distinct states, run finished after 3005 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 00:15:55] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-17 00:15:56] [INFO ] Computed 19 place invariants in 272 ms
[2023-03-17 00:15:56] [INFO ] [Real]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-17 00:16:16] [INFO ] After 19957ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-17 00:16:16] [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)
[2023-03-17 00:16:21] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 00:16:21] [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 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 889 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 889 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 1080 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 00:16:23] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 00:16:23] [INFO ] Invariant cache hit.
[2023-03-17 00:16:32] [INFO ] Implicit Places using invariants in 8843 ms returned []
Implicit Place search using SMT only with invariants took 8847 ms to find 0 implicit places.
[2023-03-17 00:16:32] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 00:16:32] [INFO ] Invariant cache hit.
[2023-03-17 00:17:02] [INFO ] Performed 92912/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 00:17:18] [INFO ] Dead Transitions using invariants and state equation in 46820 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56765 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 148 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 45 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 42 ms :[(NOT p0)]
[2023-03-17 00:17:19] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-17 00:17:20] [INFO ] Computed 19 place invariants in 270 ms
Could not prove EG (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.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 1071 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-17 00:17:36] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-17 00:17:36] [INFO ] Computed 19 place invariants in 280 ms
[2023-03-17 00:17:46] [INFO ] Implicit Places using invariants in 9743 ms returned []
Implicit Place search using SMT only with invariants took 9744 ms to find 0 implicit places.
[2023-03-17 00:17:46] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 00:17:46] [INFO ] Invariant cache hit.
[2023-03-17 00:18:16] [INFO ] Performed 92202/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 00:18:32] [INFO ] Dead Transitions using invariants and state equation in 46753 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 57574 ms. Remains : 1380/1381 places, 144368/144369 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 125 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 562 ms. (steps per millisecond=17 ) 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 2640 steps, run timeout after 3001 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2640 steps, saw 2246 distinct states, run finished after 3001 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 00:18:37] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 00:18:38] [INFO ] Invariant cache hit.
[2023-03-17 00:18:38] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-17 00:18:57] [INFO ] After 19332ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-17 00:18:58] [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)
[2023-03-17 00:19:03] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 00:19:03] [INFO ] After 25025ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1070 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 1075 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 793 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 77 ms. (steps per millisecond=129 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 2808 steps, run timeout after 3002 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2808 steps, saw 2391 distinct states, run finished after 3002 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 00:19:08] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 00:19:08] [INFO ] Invariant cache hit.
[2023-03-17 00:19:08] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-17 00:19:27] [INFO ] After 19340ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-17 00:19:28] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-17 00:19:33] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 00:19:33] [INFO ] After 25025ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 973 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 974 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 996 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 00:19:35] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 00:19:35] [INFO ] Invariant cache hit.
[2023-03-17 00:19:44] [INFO ] Implicit Places using invariants in 8905 ms returned []
Implicit Place search using SMT only with invariants took 8910 ms to find 0 implicit places.
[2023-03-17 00:19:44] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 00:19:44] [INFO ] Invariant cache hit.
[2023-03-17 00:20:14] [INFO ] Performed 93486/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 00:20:30] [INFO ] Dead Transitions using invariants and state equation in 46649 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56569 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 104 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 42 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
[2023-03-17 00:20:31] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 00:20:31] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 55 ms :[(NOT p0)]
Product exploration timeout after 98170 steps with 0 reset in 10001 ms.
Product exploration timeout after 90600 steps with 0 reset in 10001 ms.
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 940 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 00:21:08] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 00:21:08] [INFO ] Invariant cache hit.
[2023-03-17 00:21:16] [INFO ] Implicit Places using invariants in 8720 ms returned []
Implicit Place search using SMT only with invariants took 8721 ms to find 0 implicit places.
[2023-03-17 00:21:16] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 00:21:16] [INFO ] Invariant cache hit.
[2023-03-17 00:21:46] [INFO ] Performed 92204/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 00:22:04] [INFO ] Dead Transitions using invariants and state equation in 47290 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 56956 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Treatment of property RERS17pb115-PT-9-LTLFireability-10 finished in 485067 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 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 433 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-17 00:22:10] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-17 00:22:10] [INFO ] Computed 19 place invariants in 329 ms
[2023-03-17 00:22:20] [INFO ] Implicit Places using invariants in 10098 ms returned []
Implicit Place search using SMT only with invariants took 10101 ms to find 0 implicit places.
[2023-03-17 00:22:20] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 00:22:20] [INFO ] Invariant cache hit.
[2023-03-17 00:22:50] [INFO ] Performed 88051/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 00:23:09] [INFO ] Dead Transitions using invariants and state equation in 48929 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 59466 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 103 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : RERS17pb115-PT-9-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (LT s1057 1) (LT s1204 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][false, false]]
Product exploration timeout after 50880 steps with 25440 reset in 10002 ms.
Product exploration timeout after 55350 steps with 27675 reset in 10001 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 3 factoid took 61 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA RERS17pb115-PT-9-LTLFireability-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property RERS17pb115-PT-9-LTLFireability-11 finished in 80476 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 1381 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 958 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-17 00:23:31] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 00:23:31] [INFO ] Invariant cache hit.
[2023-03-17 00:23:40] [INFO ] Implicit Places using invariants in 9006 ms returned []
Implicit Place search using SMT only with invariants took 9009 ms to find 0 implicit places.
[2023-03-17 00:23:40] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 00:23:40] [INFO ] Invariant cache hit.
[2023-03-17 00:24:10] [INFO ] Performed 90470/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 00:24:28] [INFO ] Dead Transitions using invariants and state equation in 48222 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 58223 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 83 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : RERS17pb115-PT-9-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (LT s540 1) (LT s942 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 0 reset in 9537 ms.
Product exploration explored 100000 steps with 1 reset in 9578 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 130 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 70 ms :[(NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 579 ms. (steps per millisecond=17 ) 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 3474 steps, run timeout after 3003 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3474 steps, saw 2953 distinct states, run finished after 3004 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 00:24:52] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 00:24:52] [INFO ] Invariant cache hit.
[2023-03-17 00:24:53] [INFO ] [Real]Absence check using 19 positive place invariants in 12 ms returned sat
[2023-03-17 00:25:12] [INFO ] After 19614ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-17 00:25:14] [INFO ] State equation strengthened by 2277 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-17 00:25:17] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 00:25:17] [INFO ] After 25020ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 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 1250 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 1264 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1145 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 129 ms. (steps per millisecond=77 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 2696 steps, run timeout after 3006 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2696 steps, saw 2289 distinct states, run finished after 3006 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 00:25:24] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 00:25:24] [INFO ] Invariant cache hit.
[2023-03-17 00:25:24] [INFO ] [Real]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-17 00:25:44] [INFO ] After 20248ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-17 00:25:45] [INFO ] State equation strengthened by 2277 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-17 00:25:49] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 00:25:49] [INFO ] After 25026ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 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 1076 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 1076 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 1038 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-17 00:25:51] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 00:25:51] [INFO ] Invariant cache hit.
[2023-03-17 00:26:00] [INFO ] Implicit Places using invariants in 8927 ms returned []
Implicit Place search using SMT only with invariants took 8930 ms to find 0 implicit places.
[2023-03-17 00:26:00] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 00:26:00] [INFO ] Invariant cache hit.
[2023-03-17 00:26:30] [INFO ] Performed 92015/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 00:26:48] [INFO ] Dead Transitions using invariants and state equation in 48070 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58077 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 145 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 116 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 67 ms :[(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 1166 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-17 00:26:50] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 00:26:50] [INFO ] Invariant cache hit.
[2023-03-17 00:26:59] [INFO ] Implicit Places using invariants in 9318 ms returned []
Implicit Place search using SMT only with invariants took 9323 ms to find 0 implicit places.
[2023-03-17 00:26:59] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 00:26:59] [INFO ] Invariant cache hit.
[2023-03-17 00:27:29] [INFO ] Performed 89200/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 00:27:47] [INFO ] Dead Transitions using invariants and state equation in 48431 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 58941 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 104 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 72 ms :[(NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 860 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 93 ms. (steps per millisecond=107 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 2856 steps, run timeout after 3007 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2856 steps, saw 2426 distinct states, run finished after 3007 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 00:27:53] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 00:27:53] [INFO ] Invariant cache hit.
[2023-03-17 00:27:53] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-17 00:28:13] [INFO ] After 19680ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-17 00:28:15] [INFO ] State equation strengthened by 2277 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-17 00:28:18] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 00:28:18] [INFO ] After 25024ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 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 950 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 954 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 770 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 77 ms. (steps per millisecond=129 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 2778 steps, run timeout after 3004 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2778 steps, saw 2362 distinct states, run finished after 3004 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 00:28:24] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 00:28:24] [INFO ] Invariant cache hit.
[2023-03-17 00:28:24] [INFO ] [Real]Absence check using 19 positive place invariants in 12 ms returned sat
[2023-03-17 00:28:43] [INFO ] After 19644ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-17 00:28:44] [INFO ] State equation strengthened by 2277 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-17 00:28:49] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 00:28:49] [INFO ] After 25028ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 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 910 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 912 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 1144 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-17 00:28:51] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 00:28:51] [INFO ] Invariant cache hit.
[2023-03-17 00:28:59] [INFO ] Implicit Places using invariants in 8527 ms returned []
Implicit Place search using SMT only with invariants took 8528 ms to find 0 implicit places.
[2023-03-17 00:28:59] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 00:28:59] [INFO ] Invariant cache hit.
[2023-03-17 00:29:29] [INFO ] Performed 97813/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 00:29:44] [INFO ] Dead Transitions using invariants and state equation in 45250 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 54937 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 107 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 54 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 79 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 82 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 9573 ms.
Product exploration explored 100000 steps with 1 reset in 9086 ms.
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 834 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-17 00:30:05] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 00:30:05] [INFO ] Invariant cache hit.
[2023-03-17 00:30:14] [INFO ] Implicit Places using invariants in 9547 ms returned []
Implicit Place search using SMT only with invariants took 9548 ms to find 0 implicit places.
[2023-03-17 00:30:14] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 00:30:14] [INFO ] Invariant cache hit.
[2023-03-17 00:30:44] [INFO ] Performed 86613/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 00:31:03] [INFO ] Dead Transitions using invariants and state equation in 49016 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 59402 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Treatment of property RERS17pb115-PT-9-LTLFireability-12 finished in 459197 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0||G(((p2||F(p3))&&p1))) U X(p3)))'
Support contains 8 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 522 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-17 00:31:10] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 00:31:10] [INFO ] Invariant cache hit.
[2023-03-17 00:31:19] [INFO ] Implicit Places using invariants in 8909 ms returned []
Implicit Place search using SMT only with invariants took 8910 ms to find 0 implicit places.
[2023-03-17 00:31:19] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 00:31:19] [INFO ] Invariant cache hit.
[2023-03-17 00:31:49] [INFO ] Performed 88773/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 00:32:07] [INFO ] Dead Transitions using invariants and state equation in 48722 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 58157 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 315 ms :[(NOT p3), (NOT p3), (NOT p3), (OR (AND (NOT p1) (NOT p3)) (AND (NOT p2) (NOT p3))), (NOT p3), true, (OR (NOT p1) (AND (NOT p2) (NOT p3)))]
Running random walk in product with property : RERS17pb115-PT-9-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p0) p1 (NOT p2) (NOT p3)), acceptance={} source=0 dest: 2}, { cond=(AND (NOT p0) p1), acceptance={} source=0 dest: 3}, { cond=(OR p0 p1), acceptance={} source=0 dest: 4}], [{ cond=(NOT p3), acceptance={} source=1 dest: 5}], [{ cond=(NOT p3), acceptance={0} source=2 dest: 2}], [{ cond=(AND p0 p1 (NOT p2) (NOT p3)), acceptance={} source=3 dest: 2}, { cond=(AND (NOT p1) (NOT p3)), acceptance={} source=3 dest: 5}, { cond=(AND p1 (NOT p3)), acceptance={} source=3 dest: 6}], [{ cond=(AND (NOT p0) (NOT p1) (NOT p3)), acceptance={0} source=4 dest: 1}, { cond=(AND (NOT p0) p1 (NOT p2) (NOT p3)), acceptance={0} source=4 dest: 2}, { cond=(AND (NOT p0) p1 (NOT p3)), acceptance={0} source=4 dest: 3}, { cond=(OR (AND p0 (NOT p3)) (AND p1 (NOT p3))), acceptance={0} source=4 dest: 4}], [{ cond=true, acceptance={0} source=5 dest: 5}], [{ cond=(AND p1 (NOT p2) (NOT p3)), acceptance={} source=6 dest: 2}, { cond=(NOT p1), acceptance={} source=6 dest: 5}, { cond=p1, acceptance={} source=6 dest: 6}]], initial=0, aps=[p0:(AND (GEQ s777 1) (GEQ s786 1)), p1:(AND (GEQ s490 1) (GEQ s1024 1)), p2:(AND (GEQ s865 1) (GEQ s1330 1)), p3:(AND (GEQ s565 1) (GEQ s891 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null][false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 4 ms.
FORMULA RERS17pb115-PT-9-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb115-PT-9-LTLFireability-14 finished in 58925 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 1006 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-17 00:32:09] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-17 00:32:09] [INFO ] Computed 19 place invariants in 354 ms
[2023-03-17 00:32:19] [INFO ] Implicit Places using invariants in 9498 ms returned []
Implicit Place search using SMT only with invariants took 9501 ms to find 0 implicit places.
[2023-03-17 00:32:19] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 00:32:19] [INFO ] Invariant cache hit.
[2023-03-17 00:32:49] [INFO ] Performed 90391/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 00:33:07] [INFO ] Dead Transitions using invariants and state equation in 48037 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 58551 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Stuttering acceptance computed with spot in 57 ms :[(NOT p0)]
Running random walk in product with property : RERS17pb115-PT-9-LTLFireability-15 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 s36 1) (GEQ s686 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 77850 steps with 0 reset in 10002 ms.
Product exploration timeout after 72550 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 95 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 30 ms :[(NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 721 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 100 ms. (steps per millisecond=100 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 2352 steps, run timeout after 3008 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2352 steps, saw 2003 distinct states, run finished after 3008 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 00:33:32] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 00:33:32] [INFO ] Invariant cache hit.
[2023-03-17 00:33:32] [INFO ] [Real]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-17 00:33:53] [INFO ] After 20359ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-17 00:33:54] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-17 00:33:57] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 00:33:57] [INFO ] After 25014ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 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 1243 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 1247 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 904 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 2689 steps, run timeout after 3006 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2689 steps, saw 2289 distinct states, run finished after 3006 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 00:34:03] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 00:34:03] [INFO ] Invariant cache hit.
[2023-03-17 00:34:03] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-17 00:34:23] [INFO ] After 19793ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-17 00:34:24] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-17 00:34:28] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 00:34:28] [INFO ] After 25023ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 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 1254 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 00:34:30] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 00:34:30] [INFO ] Invariant cache hit.
[2023-03-17 00:34:39] [INFO ] Implicit Places using invariants in 9072 ms returned []
Implicit Place search using SMT only with invariants took 9072 ms to find 0 implicit places.
[2023-03-17 00:34:40] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 00:34:40] [INFO ] Invariant cache hit.
[2023-03-17 00:35:10] [INFO ] Performed 90950/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 00:35:27] [INFO ] Dead Transitions using invariants and state equation in 47282 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 57649 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 102 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 42 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
[2023-03-17 00:35:27] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 00:35:28] [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 1088 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 00:35:44] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 00:35:44] [INFO ] Invariant cache hit.
[2023-03-17 00:35:54] [INFO ] Implicit Places using invariants in 9555 ms returned []
Implicit Place search using SMT only with invariants took 9556 ms to find 0 implicit places.
[2023-03-17 00:35:54] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 00:35:54] [INFO ] Invariant cache hit.
[2023-03-17 00:36:24] [INFO ] Performed 88593/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393216 kB
MemFree: 14195480 kB
After kill :
MemTotal: 16393216 kB
MemFree: 16010384 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-9"
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-9, 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-167889199300212"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RERS17pb115-PT-9.tgz
mv RERS17pb115-PT-9 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 ;