About the Execution of LoLa+red for RERS17pb115-PT-3
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 12835.699 | 3600000.00 | 3970257.00 | 8875.80 | ???T??FTF??????? | normal |
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-167889199200163.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-3, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r327-tall-167889199200163
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 70M
-rw-r--r-- 1 mcc users 4.9K Feb 25 13:49 CTLCardinality.txt
-rw-r--r-- 1 mcc users 44K Feb 25 13:49 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.4K Feb 25 13:46 CTLFireability.txt
-rw-r--r-- 1 mcc users 64K Feb 25 13:46 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 3.7K Feb 25 16:39 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 25 16:39 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.0K Feb 25 16:39 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:39 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 25 13:57 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 106K Feb 25 13:57 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Feb 25 13:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 64K Feb 25 13:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:39 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:39 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 2 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 69M Mar 5 18:23 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
here is the order used to build the result vector(from text file)
FORMULA_NAME RERS17pb115-PT-3-LTLCardinality-00
FORMULA_NAME RERS17pb115-PT-3-LTLCardinality-01
FORMULA_NAME RERS17pb115-PT-3-LTLCardinality-02
FORMULA_NAME RERS17pb115-PT-3-LTLCardinality-03
FORMULA_NAME RERS17pb115-PT-3-LTLCardinality-04
FORMULA_NAME RERS17pb115-PT-3-LTLCardinality-05
FORMULA_NAME RERS17pb115-PT-3-LTLCardinality-06
FORMULA_NAME RERS17pb115-PT-3-LTLCardinality-07
FORMULA_NAME RERS17pb115-PT-3-LTLCardinality-08
FORMULA_NAME RERS17pb115-PT-3-LTLCardinality-09
FORMULA_NAME RERS17pb115-PT-3-LTLCardinality-10
FORMULA_NAME RERS17pb115-PT-3-LTLCardinality-11
FORMULA_NAME RERS17pb115-PT-3-LTLCardinality-12
FORMULA_NAME RERS17pb115-PT-3-LTLCardinality-13
FORMULA_NAME RERS17pb115-PT-3-LTLCardinality-14
FORMULA_NAME RERS17pb115-PT-3-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1678988110945
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=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=RERS17pb115-PT-3
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-16 17:35:12] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2023-03-16 17:35:12] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-16 17:35:14] [INFO ] Load time of PNML (sax parser for PT used): 1891 ms
[2023-03-16 17:35:14] [INFO ] Transformed 1399 places.
[2023-03-16 17:35:15] [INFO ] Transformed 144369 transitions.
[2023-03-16 17:35:15] [INFO ] Parsed PT model containing 1399 places and 144369 transitions and 577414 arcs in 2369 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
FORMULA RERS17pb115-PT-3-LTLCardinality-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 59 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 1152 ms. Remains 1381 /1399 variables (removed 18) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 17:35:17] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 17:35:17] [INFO ] Computed 19 place invariants in 447 ms
[2023-03-16 17:35:27] [INFO ] Implicit Places using invariants in 9937 ms returned []
Implicit Place search using SMT only with invariants took 9971 ms to find 0 implicit places.
[2023-03-16 17:35:27] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 17:35:27] [INFO ] Invariant cache hit.
[2023-03-16 17:35:57] [INFO ] Performed 96681/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 17:36:12] [INFO ] Dead Transitions using invariants and state equation in 44988 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 56132 ms. Remains : 1381/1399 places, 144369/144369 transitions.
Support contains 59 out of 1381 places after structural reductions.
[2023-03-16 17:36:16] [INFO ] Flatten gal took : 3551 ms
[2023-03-16 17:36:20] [INFO ] Flatten gal took : 3662 ms
[2023-03-16 17:36:27] [INFO ] Input system was already deterministic with 144369 transitions.
Support contains 56 out of 1381 places (down from 59) after GAL structural reductions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1379 ms. (steps per millisecond=7 ) properties (out of 31) seen :19
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 93 ms. (steps per millisecond=107 ) properties (out of 12) 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 12) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 95 ms. (steps per millisecond=105 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 96 ms. (steps per millisecond=104 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 101 ms. (steps per millisecond=99 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 94 ms. (steps per millisecond=106 ) properties (out of 12) 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 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 90 ms. (steps per millisecond=111 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 94 ms. (steps per millisecond=106 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 198 ms. (steps per millisecond=50 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 132 ms. (steps per millisecond=75 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 133 ms. (steps per millisecond=75 ) properties (out of 12) seen :0
Running SMT prover for 12 properties.
[2023-03-16 17:36:31] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 17:36:31] [INFO ] Invariant cache hit.
[2023-03-16 17:36:31] [INFO ] [Real]Absence check using 19 positive place invariants in 11 ms returned sat
[2023-03-16 17:36:31] [INFO ] After 551ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:12
[2023-03-16 17:36:32] [INFO ] [Nat]Absence check using 19 positive place invariants in 26 ms returned sat
[2023-03-16 17:36:56] [INFO ] After 24376ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :12
[2023-03-16 17:36:58] [INFO ] State equation strengthened by 2277 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.checkAtomicPropositionsLogic(AtomicReducerSR.java:105)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.strongReductions(AtomicReducerSR.java:44)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.preSolveForLogic(LTLPropertySolver.java:176)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:71)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 17:36:58] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 17:36:58] [INFO ] After 26780ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:12
Fused 12 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 23 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 2410 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 2414 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1166 ms. (steps per millisecond=8 ) properties (out of 12) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 124 ms. (steps per millisecond=80 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 120 ms. (steps per millisecond=83 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 127 ms. (steps per millisecond=78 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 119 ms. (steps per millisecond=84 ) properties (out of 10) 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 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 87 ms. (steps per millisecond=114 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 81 ms. (steps per millisecond=123 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 83 ms. (steps per millisecond=120 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 91 ms. (steps per millisecond=109 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 84 ms. (steps per millisecond=119 ) properties (out of 10) seen :0
Running SMT prover for 10 properties.
[2023-03-16 17:37:03] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 17:37:03] [INFO ] Computed 19 place invariants in 267 ms
[2023-03-16 17:37:04] [INFO ] [Real]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-16 17:37:04] [INFO ] After 418ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:10
[2023-03-16 17:37:04] [INFO ] [Nat]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-16 17:37:29] [INFO ] After 24677ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :10
[2023-03-16 17:37:29] [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: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.checkAtomicPropositionsLogic(AtomicReducerSR.java:105)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.strongReductions(AtomicReducerSR.java:44)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.preSolveForLogic(LTLPropertySolver.java:176)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:71)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 17:37:29] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 17:37:29] [INFO ] After 25838ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:10
Fused 10 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 18 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1060 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1060 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 957 ms. (steps per millisecond=10 ) properties (out of 10) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 79 ms. (steps per millisecond=126 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 79 ms. (steps per millisecond=126 ) properties (out of 8) 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 8) 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 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 81 ms. (steps per millisecond=123 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 79 ms. (steps per millisecond=126 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 79 ms. (steps per millisecond=126 ) properties (out of 8) 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 8) seen :0
Running SMT prover for 8 properties.
[2023-03-16 17:37:32] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 17:37:32] [INFO ] Invariant cache hit.
[2023-03-16 17:37:33] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-16 17:37:33] [INFO ] After 334ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:8
[2023-03-16 17:37:33] [INFO ] [Nat]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-16 17:37:58] [INFO ] After 24581ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :8
[2023-03-16 17:37:58] [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: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.checkAtomicPropositionsLogic(AtomicReducerSR.java:105)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.strongReductions(AtomicReducerSR.java:44)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.preSolveForLogic(LTLPropertySolver.java:176)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:71)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 17:37:58] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 17:37:58] [INFO ] After 25596ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:8
Fused 8 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 15 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 903 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 903 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 966 ms. (steps per millisecond=10 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 79 ms. (steps per millisecond=126 ) properties (out of 8) 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 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 79 ms. (steps per millisecond=126 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 81 ms. (steps per millisecond=123 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 78 ms. (steps per millisecond=128 ) properties (out of 8) 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 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 79 ms. (steps per millisecond=126 ) properties (out of 8) 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 8) seen :0
Interrupted probabilistic random walk after 3181 steps, run timeout after 3006 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3181 steps, saw 2686 distinct states, run finished after 3007 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 8 properties.
[2023-03-16 17:38:04] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 17:38:04] [INFO ] Invariant cache hit.
[2023-03-16 17:38:04] [INFO ] [Real]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-16 17:38:05] [INFO ] After 358ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:8
[2023-03-16 17:38:05] [INFO ] [Nat]Absence check using 19 positive place invariants in 13 ms returned sat
[2023-03-16 17:38:30] [INFO ] After 24792ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :8
[2023-03-16 17:38:30] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.checkAtomicPropositionsLogic(AtomicReducerSR.java:105)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.strongReductions(AtomicReducerSR.java:44)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.preSolveForLogic(LTLPropertySolver.java:176)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:71)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 17:38:30] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 17:38:30] [INFO ] After 25800ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:8
Fused 8 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 15 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 942 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 944 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 894 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 17:38:32] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 17:38:32] [INFO ] Invariant cache hit.
[2023-03-16 17:38:40] [INFO ] Implicit Places using invariants in 8082 ms returned []
Implicit Place search using SMT only with invariants took 8084 ms to find 0 implicit places.
[2023-03-16 17:38:40] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 17:38:40] [INFO ] Invariant cache hit.
[2023-03-16 17:39:10] [INFO ] Performed 97376/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 17:39:25] [INFO ] Dead Transitions using invariants and state equation in 45231 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 54221 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(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 1092 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-16 17:39:28] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 17:39:28] [INFO ] Invariant cache hit.
[2023-03-16 17:39:36] [INFO ] Implicit Places using invariants in 8173 ms returned []
Implicit Place search using SMT only with invariants took 8174 ms to find 0 implicit places.
[2023-03-16 17:39:36] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 17:39:36] [INFO ] Invariant cache hit.
[2023-03-16 17:40:06] [INFO ] Performed 97079/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 17:40:20] [INFO ] Dead Transitions using invariants and state equation in 44722 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 53992 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Stuttering acceptance computed with spot in 219 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : RERS17pb115-PT-3-LTLCardinality-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(GT s621 s896), p1:(AND (LEQ 1 s501) (LEQ 2 s203))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 0 reset in 8517 ms.
Product exploration explored 100000 steps with 1 reset in 8487 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p1)), (X (NOT p0)), (X (X (NOT p1))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 192 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter insensitive) to 3 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 108 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 876 ms. (steps per millisecond=11 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-16 17:40:40] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 17:40:40] [INFO ] Invariant cache hit.
[2023-03-16 17:40:40] [INFO ] [Real]Absence check using 19 positive place invariants in 23 ms returned sat
[2023-03-16 17:41:00] [INFO ] After 19539ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 17:41:00] [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: 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 17:41:05] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 17:41:05] [INFO ] After 25022ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 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 925 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 906 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 72 ms. (steps per millisecond=138 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 3087 steps, run timeout after 3001 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3087 steps, saw 2609 distinct states, run finished after 3002 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 17:41:10] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 17:41:10] [INFO ] Invariant cache hit.
[2023-03-16 17:41:11] [INFO ] [Real]Absence check using 19 positive place invariants in 13 ms returned sat
[2023-03-16 17:41:31] [INFO ] After 19934ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 17:41:31] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: 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 17:41:35] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 17:41:35] [INFO ] After 25028ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 965 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 965 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 912 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 17:41:37] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 17:41:37] [INFO ] Invariant cache hit.
[2023-03-16 17:41:46] [INFO ] Implicit Places using invariants in 8548 ms returned []
Implicit Place search using SMT only with invariants took 8549 ms to find 0 implicit places.
[2023-03-16 17:41:46] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 17:41:46] [INFO ] Invariant cache hit.
[2023-03-16 17:42:16] [INFO ] Performed 96453/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 17:42:31] [INFO ] Dead Transitions using invariants and state equation in 44749 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 54223 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p1)), (X (NOT p0)), (X (X (NOT p1))), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 5 factoid took 228 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter insensitive) to 3 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 92 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 111 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
[2023-03-16 17:42:31] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 17:42:32] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
[2023-03-16 17:42:47] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 17:42:47] [INFO ] Invariant cache hit.
Could not prove EG (NOT p1)
Support contains 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 850 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 17:43:03] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 17:43:03] [INFO ] Invariant cache hit.
[2023-03-16 17:43:12] [INFO ] Implicit Places using invariants in 8451 ms returned []
Implicit Place search using SMT only with invariants took 8452 ms to find 0 implicit places.
[2023-03-16 17:43:12] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 17:43:12] [INFO ] Invariant cache hit.
[2023-03-16 17:43:42] [INFO ] Performed 98054/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 17:43:56] [INFO ] Dead Transitions using invariants and state equation in 44536 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 53843 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p1)), (X (NOT p0)), (X (X (NOT p1))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 200 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter insensitive) to 3 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 221 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 846 ms. (steps per millisecond=11 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 72 ms. (steps per millisecond=138 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-16 17:43:59] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 17:43:59] [INFO ] Invariant cache hit.
[2023-03-16 17:43:59] [INFO ] [Real]Absence check using 19 positive place invariants in 12 ms returned sat
[2023-03-16 17:44:18] [INFO ] After 19080ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 17:44:19] [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: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 17:44:24] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 17:44:24] [INFO ] After 25027ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 908 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 911 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 830 ms. (steps per millisecond=12 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 71 ms. (steps per millisecond=140 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 2992 steps, run timeout after 3004 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2992 steps, saw 2531 distinct states, run finished after 3004 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 17:44:29] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 17:44:29] [INFO ] Invariant cache hit.
[2023-03-16 17:44:29] [INFO ] [Real]Absence check using 19 positive place invariants in 13 ms returned sat
[2023-03-16 17:44:49] [INFO ] After 19350ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 17:44:49] [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: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 17:44:54] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 17:44:54] [INFO ] After 25013ms 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 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 934 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 906 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 17:44:56] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 17:44:56] [INFO ] Invariant cache hit.
[2023-03-16 17:45:05] [INFO ] Implicit Places using invariants in 8503 ms returned []
Implicit Place search using SMT only with invariants took 8505 ms to find 0 implicit places.
[2023-03-16 17:45:05] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 17:45:05] [INFO ] Invariant cache hit.
[2023-03-16 17:45:35] [INFO ] Performed 97533/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 17:45:49] [INFO ] Dead Transitions using invariants and state equation in 44506 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 53931 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p1)), (X (NOT p0)), (X (X (NOT p1))), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 5 factoid took 224 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter insensitive) to 3 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 110 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 103 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
[2023-03-16 17:45:50] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 17:45:50] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
[2023-03-16 17:46:05] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 17:46:06] [INFO ] Invariant cache hit.
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 112 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Product exploration explored 100000 steps with 0 reset in 8122 ms.
Product exploration explored 100000 steps with 2 reset in 8526 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 840 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 17:46:38] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 17:46:38] [INFO ] Invariant cache hit.
[2023-03-16 17:46:46] [INFO ] Implicit Places using invariants in 8043 ms returned []
Implicit Place search using SMT only with invariants took 8048 ms to find 0 implicit places.
[2023-03-16 17:46:47] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 17:46:47] [INFO ] Invariant cache hit.
[2023-03-16 17:47:17] [INFO ] Performed 98281/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 17:47:31] [INFO ] Dead Transitions using invariants and state equation in 44477 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 53369 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Treatment of property RERS17pb115-PT-3-LTLCardinality-00 finished in 490439 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(!(G((p0 U p1)) U G((p1 U p2))))'
Support contains 5 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 1364 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-16 17:47:38] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 17:47:38] [INFO ] Invariant cache hit.
[2023-03-16 17:47:47] [INFO ] Implicit Places using invariants in 8586 ms returned []
Implicit Place search using SMT only with invariants took 8587 ms to find 0 implicit places.
[2023-03-16 17:47:47] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 17:47:47] [INFO ] Invariant cache hit.
[2023-03-16 17:48:17] [INFO ] Performed 98869/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 17:48:31] [INFO ] Dead Transitions using invariants and state equation in 44054 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 54011 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Stuttering acceptance computed with spot in 169 ms :[p2, p2, (AND p1 p2), (AND p1 p2)]
Running random walk in product with property : RERS17pb115-PT-3-LTLCardinality-01 automaton TGBA Formula[mat=[[{ cond=(OR p1 p2), acceptance={} source=0 dest: 1}, { cond=(OR p0 p1), acceptance={} source=0 dest: 2}], [{ cond=(AND p1 (NOT p2)), acceptance={0} source=1 dest: 1}, { cond=p2, acceptance={0, 1} source=1 dest: 1}], [{ cond=(OR p0 p1), acceptance={} source=2 dest: 2}, { cond=(OR (AND p0 p2) p1), acceptance={} source=2 dest: 3}], [{ cond=(AND p1 (NOT p2)), acceptance={0} source=3 dest: 3}, { cond=(AND p0 (NOT p1) p2), acceptance={1} source=3 dest: 3}, { cond=(AND p1 p2), acceptance={0, 1} source=3 dest: 3}]], initial=0, aps=[p1:(LEQ 3 s669), p2:(LEQ s387 s495), p0:(LEQ s792 s882)], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null, null][true, true, true, true]]
Product exploration explored 100000 steps with 33 reset in 8127 ms.
Product exploration explored 100000 steps with 26 reset in 8051 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) p2 p0), (X p2), (X (OR (AND p0 p2) p1)), (X (OR p0 p1)), (X (NOT (AND p1 (NOT p2)))), (X (X p2)), (X (X (NOT (AND p1 p2)))), (X (X (AND p0 (NOT p1) p2))), (X (X (OR (AND p0 p2) p1))), (X (X (OR p0 p1))), (X (X (NOT (AND p1 (NOT p2)))))]
False Knowledge obtained : []
Knowledge based reduction with 11 factoid took 560 ms. Reduced automaton from 4 states, 9 edges and 3 AP (stutter insensitive) to 4 states, 9 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 148 ms :[p2, p2, (AND p1 p2), (AND p1 p2)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 889 ms. (steps per millisecond=11 ) properties (out of 6) seen :4
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 73 ms. (steps per millisecond=137 ) properties (out of 2) 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 2) seen :0
Running SMT prover for 2 properties.
[2023-03-16 17:48:50] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 17:48:50] [INFO ] Invariant cache hit.
[2023-03-16 17:48:50] [INFO ] After 161ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 17:48:50] [INFO ] [Nat]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-16 17:49:11] [INFO ] After 20725ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 17:49:12] [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: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 17:49:15] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 17:49:15] [INFO ] After 25021ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:2
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 3 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 1454 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 1461 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1440 ms. (steps per millisecond=6 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 110 ms. (steps per millisecond=90 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 114 ms. (steps per millisecond=87 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 2551 steps, run timeout after 3008 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2551 steps, saw 2164 distinct states, run finished after 3008 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 17:49:22] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 17:49:22] [INFO ] Invariant cache hit.
[2023-03-16 17:49:22] [INFO ] After 190ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 17:49:22] [INFO ] [Nat]Absence check using 19 positive place invariants in 12 ms returned sat
[2023-03-16 17:49:44] [INFO ] After 21491ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 17:49:45] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 17:49:47] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 17:49:47] [INFO ] After 25023ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:2
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 3 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1115 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1115 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1097 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 17:49:50] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 17:49:50] [INFO ] Invariant cache hit.
[2023-03-16 17:49:58] [INFO ] Implicit Places using invariants in 8427 ms returned []
Implicit Place search using SMT only with invariants took 8433 ms to find 0 implicit places.
[2023-03-16 17:49:58] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 17:49:58] [INFO ] Invariant cache hit.
[2023-03-16 17:50:28] [INFO ] Performed 94169/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 17:50:44] [INFO ] Dead Transitions using invariants and state equation in 45762 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 55304 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND (NOT p1) p2 p0), (X p2), (X (OR (AND p0 p2) p1)), (X (OR p0 p1)), (X (NOT (AND p1 (NOT p2)))), (X (X p2)), (X (X (NOT (AND p1 p2)))), (X (X (AND p0 (NOT p1) p2))), (X (X (OR (AND p0 p2) p1))), (X (X (OR p0 p1))), (X (X (NOT (AND p1 (NOT p2)))))]
False Knowledge obtained : [(F (NOT (AND p0 (NOT p1) p2))), (F (NOT (OR (AND p0 p2) p1))), (F (NOT (OR p0 p1))), (F (NOT p2))]
Knowledge based reduction with 11 factoid took 577 ms. Reduced automaton from 4 states, 9 edges and 3 AP (stutter sensitive) to 4 states, 9 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 155 ms :[p2, p2, (AND p1 p2), (AND p1 p2)]
Stuttering acceptance computed with spot in 158 ms :[p2, p2, (AND p1 p2), (AND p1 p2)]
[2023-03-16 17:50:45] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 17:50:45] [INFO ] Invariant cache hit.
Could not prove EG p2
Support contains 5 out of 1380 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 523 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 17:51:01] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 17:51:01] [INFO ] Invariant cache hit.
[2023-03-16 17:51:10] [INFO ] Implicit Places using invariants in 8919 ms returned []
Implicit Place search using SMT only with invariants took 8920 ms to find 0 implicit places.
[2023-03-16 17:51:10] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 17:51:10] [INFO ] Invariant cache hit.
[2023-03-16 17:51:40] [INFO ] Performed 96113/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 17:51:55] [INFO ] Dead Transitions using invariants and state equation in 45024 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 54474 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 p1) p2 p0), (X p2), (X (OR (AND p0 p2) p1)), (X (OR p0 p1)), (X (NOT (AND p1 (NOT p2)))), (X (X p2)), (X (X (NOT (AND p1 p2)))), (X (X (AND p0 (NOT p1) p2))), (X (X (OR (AND p0 p2) p1))), (X (X (OR p0 p1))), (X (X (NOT (AND p1 (NOT p2)))))]
False Knowledge obtained : []
Knowledge based reduction with 11 factoid took 569 ms. Reduced automaton from 4 states, 9 edges and 3 AP (stutter sensitive) to 4 states, 9 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 180 ms :[p2, p2, (AND p1 p2), (AND p1 p2)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 889 ms. (steps per millisecond=11 ) properties (out of 6) seen :4
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 129 ms. (steps per millisecond=77 ) properties (out of 2) 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 2) seen :0
Running SMT prover for 2 properties.
[2023-03-16 17:51:58] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 17:51:58] [INFO ] Invariant cache hit.
[2023-03-16 17:51:58] [INFO ] After 166ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 17:51:58] [INFO ] [Nat]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-16 17:52:19] [INFO ] After 20235ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 17:52:19] [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: 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 17:52:23] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 17:52:23] [INFO ] After 25019ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:2
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 5 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 970 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.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1006 ms. (steps per millisecond=9 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 82 ms. (steps per millisecond=121 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 86 ms. (steps per millisecond=116 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 3000 steps, run timeout after 3003 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 3000 steps, saw 2537 distinct states, run finished after 3003 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 17:52:29] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 17:52:29] [INFO ] Invariant cache hit.
[2023-03-16 17:52:29] [INFO ] After 155ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 17:52:29] [INFO ] [Nat]Absence check using 19 positive place invariants in 26 ms returned sat
[2023-03-16 17:52:49] [INFO ] After 20193ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 17:52:50] [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: 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 17:52:54] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 17:52:54] [INFO ] After 25024ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:2
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 5 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 905 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 905 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 911 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 17:52:56] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 17:52:56] [INFO ] Invariant cache hit.
[2023-03-16 17:53:04] [INFO ] Implicit Places using invariants in 8428 ms returned []
Implicit Place search using SMT only with invariants took 8431 ms to find 0 implicit places.
[2023-03-16 17:53:04] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 17:53:04] [INFO ] Invariant cache hit.
[2023-03-16 17:53:34] [INFO ] Performed 92650/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 17:53:52] [INFO ] Dead Transitions using invariants and state equation in 47440 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 (NOT p1) p2 p0), (X p2), (X (OR (AND p0 p2) p1)), (X (OR p0 p1)), (X (NOT (AND p1 (NOT p2)))), (X (X p2)), (X (X (NOT (AND p1 p2)))), (X (X (AND p0 (NOT p1) p2))), (X (X (OR (AND p0 p2) p1))), (X (X (OR p0 p1))), (X (X (NOT (AND p1 (NOT p2)))))]
False Knowledge obtained : [(F (NOT (AND p0 (NOT p1) p2))), (F (NOT (OR (AND p0 p2) p1))), (F (AND p1 p2)), (F (NOT p2))]
Knowledge based reduction with 11 factoid took 683 ms. Reduced automaton from 4 states, 9 edges and 3 AP (stutter sensitive) to 4 states, 9 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 171 ms :[p2, p2, (AND p1 p2), (AND p1 p2)]
Stuttering acceptance computed with spot in 145 ms :[p2, p2, (AND p1 p2), (AND p1 p2)]
[2023-03-16 17:53:53] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 17:53:53] [INFO ] Invariant cache hit.
Could not prove EG p2
Stuttering acceptance computed with spot in 160 ms :[p2, p2, (AND p1 p2), (AND p1 p2)]
Product exploration explored 100000 steps with 25 reset in 8309 ms.
Product exploration explored 100000 steps with 30 reset in 8285 ms.
Applying partial POR strategy [false, true, true, true]
Stuttering acceptance computed with spot in 173 ms :[p2, p2, (AND p1 p2), (AND p1 p2)]
Support contains 5 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 941 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 17:54:27] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 17:54:27] [INFO ] Invariant cache hit.
[2023-03-16 17:54:57] [INFO ] Performed 94251/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 17:55:12] [INFO ] Dead Transitions using invariants and state equation in 45349 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 46293 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Support contains 5 out of 1380 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 418 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 17:55:13] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 17:55:13] [INFO ] Invariant cache hit.
[2023-03-16 17:55:21] [INFO ] Implicit Places using invariants in 8157 ms returned []
Implicit Place search using SMT only with invariants took 8158 ms to find 0 implicit places.
[2023-03-16 17:55:21] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 17:55:21] [INFO ] Invariant cache hit.
[2023-03-16 17:55:51] [INFO ] Performed 96542/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 17:56:06] [INFO ] Dead Transitions using invariants and state equation in 44858 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 53438 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Treatment of property RERS17pb115-PT-3-LTLCardinality-01 finished in 514322 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 U p1)&&X((p2&&F(G(!p2))))))))'
Support contains 5 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 490 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 17:56:12] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 17:56:12] [INFO ] Computed 19 place invariants in 328 ms
[2023-03-16 17:56:21] [INFO ] Implicit Places using invariants in 8984 ms returned []
Implicit Place search using SMT only with invariants took 8986 ms to find 0 implicit places.
[2023-03-16 17:56:21] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 17:56:21] [INFO ] Invariant cache hit.
[2023-03-16 17:56:51] [INFO ] Performed 95196/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 17:57:06] [INFO ] Dead Transitions using invariants and state equation in 45348 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 54830 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 275 ms :[true, true, true, true, (NOT p1), true, p2]
Running random walk in product with property : RERS17pb115-PT-3-LTLCardinality-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=2 dest: 3}, { cond=(AND (NOT p1) p0), acceptance={} source=2 dest: 4}, { cond=(OR p1 p0), acceptance={} source=2 dest: 5}], [{ cond=true, acceptance={0} source=3 dest: 3}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=4 dest: 3}, { cond=(AND (NOT p1) p0), acceptance={0} source=4 dest: 4}], [{ cond=(NOT p2), acceptance={} source=5 dest: 3}, { cond=p2, acceptance={} source=5 dest: 6}], [{ cond=(NOT p2), acceptance={} source=6 dest: 6}, { cond=p2, acceptance={0} source=6 dest: 6}]], initial=0, aps=[p1:(LEQ s874 s465), p0:(LEQ 1 s718), p2:(LEQ s446 s133)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null, null][false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 0 reset in 8854 ms.
Product exploration explored 100000 steps with 0 reset in 8409 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 p1 (NOT p0) p2), (X (X (OR p1 p0))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND (NOT p1) p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 186 ms. Reduced automaton from 7 states, 12 edges and 3 AP (stutter sensitive) to 6 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 206 ms :[p1, p1, p1, true, true, p2]
Finished random walk after 8657 steps, including 2 resets, run visited all 2 properties in 798 ms. (steps per millisecond=10 )
Knowledge obtained : [(AND p1 (NOT p0) p2), (X (X (OR p1 p0))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND (NOT p1) p0))))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT p2))]
Knowledge based reduction with 4 factoid took 219 ms. Reduced automaton from 6 states, 8 edges and 2 AP (stutter sensitive) to 6 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 183 ms :[p1, p1, p1, true, true, p2]
Stuttering acceptance computed with spot in 171 ms :[p1, p1, p1, true, true, p2]
[2023-03-16 17:57:27] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 17:57:27] [INFO ] Invariant cache hit.
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.assertInvariants(DeadlockTester.java:2340)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:886)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testEGap(DeadlockTester.java:517)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.computeEGknowledge(LTLPropertySolver.java:614)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:580)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 17:57:42] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... while checking expression EG p1
Could not prove EG p1
Support contains 4 out of 1381 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 416 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 17:57:42] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 17:57:42] [INFO ] Invariant cache hit.
[2023-03-16 17:57:51] [INFO ] Implicit Places using invariants in 8364 ms returned []
Implicit Place search using SMT only with invariants took 8366 ms to find 0 implicit places.
[2023-03-16 17:57:51] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 17:57:51] [INFO ] Invariant cache hit.
[2023-03-16 17:58:21] [INFO ] Performed 95823/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 17:58:36] [INFO ] Dead Transitions using invariants and state equation in 45210 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 53997 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p1 p2), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 104 ms. Reduced automaton from 6 states, 8 edges and 2 AP (stutter sensitive) to 6 states, 8 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 192 ms :[true, true, true, true, true, p2]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 875 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 73 ms. (steps per millisecond=137 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 2994 steps, run timeout after 3003 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2994 steps, saw 2531 distinct states, run finished after 3003 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 17:58:41] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 17:58:41] [INFO ] Invariant cache hit.
[2023-03-16 17:58:42] [INFO ] After 136ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:58:42] [INFO ] [Nat]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-16 17:59:01] [INFO ] After 19108ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:59:02] [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:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 17:59:07] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 17:59:07] [INFO ] After 25024ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:1
Parikh walk visited 0 properties in 0 ms.
Support contains 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 1952 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 1956 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Finished random walk after 2203 steps, including 0 resets, run visited all 1 properties in 220 ms. (steps per millisecond=10 )
Knowledge obtained : [(AND p1 p2), (X (X p1))]
False Knowledge obtained : [(F (NOT p2))]
Knowledge based reduction with 2 factoid took 108 ms. Reduced automaton from 6 states, 8 edges and 1 AP (stutter sensitive) to 6 states, 8 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 179 ms :[true, true, true, true, true, p2]
Stuttering acceptance computed with spot in 196 ms :[true, true, true, true, true, p2]
[2023-03-16 17:59:10] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 17:59:11] [INFO ] Invariant cache hit.
Could not prove EG true
Stuttering acceptance computed with spot in 195 ms :[true, true, true, true, true, p2]
Product exploration explored 100000 steps with 0 reset in 9148 ms.
Product exploration explored 100000 steps with 0 reset in 8585 ms.
Applying partial POR strategy [false, false, false, true, true, true]
Stuttering acceptance computed with spot in 205 ms :[true, true, true, true, true, p2]
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 884 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 17:59:45] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 17:59:45] [INFO ] Invariant cache hit.
[2023-03-16 18:00:15] [INFO ] Performed 96071/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:00:30] [INFO ] Dead Transitions using invariants and state equation in 45510 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 46397 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Support contains 2 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 405 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 18:00:31] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 18:00:31] [INFO ] Invariant cache hit.
[2023-03-16 18:00:39] [INFO ] Implicit Places using invariants in 8307 ms returned []
Implicit Place search using SMT only with invariants took 8308 ms to find 0 implicit places.
[2023-03-16 18:00:39] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 18:00:39] [INFO ] Invariant cache hit.
[2023-03-16 18:01:09] [INFO ] Performed 94672/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:01:25] [INFO ] Dead Transitions using invariants and state equation in 46045 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 54761 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Treatment of property RERS17pb115-PT-3-LTLCardinality-02 finished in 319127 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 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 993 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-16 18:01:31] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 18:01:32] [INFO ] Computed 19 place invariants in 397 ms
[2023-03-16 18:01:40] [INFO ] Implicit Places using invariants in 8312 ms returned []
Implicit Place search using SMT only with invariants took 8317 ms to find 0 implicit places.
[2023-03-16 18:01:40] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:01:40] [INFO ] Invariant cache hit.
[2023-03-16 18:02:10] [INFO ] Performed 97501/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:02:24] [INFO ] Dead Transitions using invariants and state equation in 44462 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 53779 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Stuttering acceptance computed with spot in 53 ms :[(AND (NOT p0) (NOT p1))]
Running random walk in product with property : RERS17pb115-PT-3-LTLCardinality-04 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:(LEQ s1181 s927), p1:(LEQ s699 s526)], 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 8539 ms.
Product exploration explored 100000 steps with 0 reset in 8741 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 (AND p0 p1)), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (AND p0 p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 356 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 40 ms :[(AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 898 ms. (steps per millisecond=11 ) properties (out of 4) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 81 ms. (steps per millisecond=123 ) properties (out of 2) 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 2) seen :0
Running SMT prover for 2 properties.
[2023-03-16 18:02:44] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:02:44] [INFO ] Invariant cache hit.
[2023-03-16 18:02:44] [INFO ] After 155ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 18:02:44] [INFO ] [Nat]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-16 18:03:04] [INFO ] After 20035ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 18:03:05] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java: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 18:03:09] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 18:03:09] [INFO ] After 25028ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:2
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1103 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 1106 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 961 ms. (steps per millisecond=10 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 83 ms. (steps per millisecond=120 ) properties (out of 2) 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 2) seen :0
Interrupted probabilistic random walk after 2932 steps, run timeout after 3001 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2932 steps, saw 2480 distinct states, run finished after 3003 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 18:03:15] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:03:15] [INFO ] Invariant cache hit.
[2023-03-16 18:03:15] [INFO ] After 178ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 18:03:15] [INFO ] [Nat]Absence check using 19 positive place invariants in 12 ms returned sat
[2023-03-16 18:03:36] [INFO ] After 20925ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 18:03:37] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java: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 18:03:40] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 18:03:40] [INFO ] After 25018ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:2
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 980 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 980 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 911 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 18:03:42] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:03:42] [INFO ] Invariant cache hit.
[2023-03-16 18:03:50] [INFO ] Implicit Places using invariants in 8349 ms returned []
Implicit Place search using SMT only with invariants took 8352 ms to find 0 implicit places.
[2023-03-16 18:03:50] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:03:50] [INFO ] Invariant cache hit.
[2023-03-16 18:04:21] [INFO ] Performed 98750/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:04:35] [INFO ] Dead Transitions using invariants and state equation in 44160 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 53436 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND p0 p1), (X (AND p0 p1)), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (AND p0 p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : [(F (NOT (AND p0 p1))), (F (AND p0 (NOT p1)))]
Knowledge based reduction with 9 factoid took 358 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 817 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 18:04:36] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:04:36] [INFO ] Invariant cache hit.
[2023-03-16 18:04:45] [INFO ] Implicit Places using invariants in 8387 ms returned []
Implicit Place search using SMT only with invariants took 8389 ms to find 0 implicit places.
[2023-03-16 18:04:45] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:04:45] [INFO ] Invariant cache hit.
[2023-03-16 18:05:15] [INFO ] Performed 98608/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:05:29] [INFO ] Dead Transitions using invariants and state equation in 44128 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 53337 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 (AND p0 p1)), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (AND p0 p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 373 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 929 ms. (steps per millisecond=10 ) properties (out of 4) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 82 ms. (steps per millisecond=121 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 81 ms. (steps per millisecond=123 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-16 18:05:31] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:05:31] [INFO ] Invariant cache hit.
[2023-03-16 18:05:32] [INFO ] After 167ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 18:05:32] [INFO ] [Nat]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-16 18:05:52] [INFO ] After 20092ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 18:05:53] [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 18:05:57] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 18:05:57] [INFO ] After 25023ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:2
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 888 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 891 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 898 ms. (steps per millisecond=11 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 75 ms. (steps per millisecond=133 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 3145 steps, run timeout after 3003 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3145 steps, saw 2657 distinct states, run finished after 3003 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 18:06:02] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:06:02] [INFO ] Invariant cache hit.
[2023-03-16 18:06:02] [INFO ] After 162ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 18:06:02] [INFO ] [Nat]Absence check using 19 positive place invariants in 10 ms returned sat
[2023-03-16 18:06:22] [INFO ] After 20286ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 18:06:23] [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: 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 18:06:27] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 18:06:27] [INFO ] After 25020ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:2
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 926 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 926 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 898 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 18:06:29] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:06:29] [INFO ] Invariant cache hit.
[2023-03-16 18:06:36] [INFO ] Implicit Places using invariants in 7625 ms returned []
Implicit Place search using SMT only with invariants took 7625 ms to find 0 implicit places.
[2023-03-16 18:06:36] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:06:37] [INFO ] Invariant cache hit.
[2023-03-16 18:07:07] [INFO ] Performed 99323/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:07:20] [INFO ] Dead Transitions using invariants and state equation in 43740 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 52274 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND p0 p1), (X (AND p0 p1)), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (AND p0 p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : [(F (NOT (AND p0 p1))), (F (AND p0 (NOT p1)))]
Knowledge based reduction with 9 factoid took 415 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 28 ms :[(AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 27 ms :[(AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 32 ms :[(AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 0 reset in 8565 ms.
Product exploration explored 100000 steps with 0 reset in 8842 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 831 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 18:07:39] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:07:39] [INFO ] Invariant cache hit.
[2023-03-16 18:07:47] [INFO ] Implicit Places using invariants in 7756 ms returned []
Implicit Place search using SMT only with invariants took 7756 ms to find 0 implicit places.
[2023-03-16 18:07:47] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:07:47] [INFO ] Invariant cache hit.
[2023-03-16 18:08:17] [INFO ] Performed 97540/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:08:31] [INFO ] Dead Transitions using invariants and state equation in 44379 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 52968 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Treatment of property RERS17pb115-PT-3-LTLCardinality-04 finished in 426481 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(p0)||((G(F(p0)) U !p0)&&X(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 1055 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-16 18:08:38] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:08:38] [INFO ] Invariant cache hit.
[2023-03-16 18:08:46] [INFO ] Implicit Places using invariants in 7970 ms returned []
Implicit Place search using SMT only with invariants took 7971 ms to find 0 implicit places.
[2023-03-16 18:08:46] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:08:46] [INFO ] Invariant cache hit.
[2023-03-16 18:09:16] [INFO ] Performed 98620/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:09:30] [INFO ] Dead Transitions using invariants and state equation in 44208 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 53240 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Stuttering acceptance computed with spot in 74 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : RERS17pb115-PT-3-LTLCardinality-05 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}]], initial=1, aps=[p0:(LEQ s1029 s1306)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 104 reset in 7519 ms.
Product exploration explored 100000 steps with 109 reset in 7410 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 111 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 88 ms :[(NOT p0), (NOT p0)]
Finished random walk after 1809 steps, including 0 resets, run visited all 1 properties in 105 ms. (steps per millisecond=17 )
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 103 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 64 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 73 ms :[(NOT p0), (NOT p0)]
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 834 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 18:09:48] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:09:48] [INFO ] Invariant cache hit.
[2023-03-16 18:09:56] [INFO ] Implicit Places using invariants in 8103 ms returned []
Implicit Place search using SMT only with invariants took 8104 ms to find 0 implicit places.
[2023-03-16 18:09:56] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:09:56] [INFO ] Invariant cache hit.
[2023-03-16 18:10:26] [INFO ] Performed 98141/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:10:40] [INFO ] Dead Transitions using invariants and state equation in 44242 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 53185 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 111 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 73 ms :[(NOT p0), (NOT p0)]
Finished random walk after 2543 steps, including 0 resets, run visited all 1 properties in 190 ms. (steps per millisecond=13 )
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 128 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 67 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 57 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 51 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 108 reset in 7442 ms.
Product exploration explored 100000 steps with 116 reset in 7449 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 823 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 18:10:58] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:10:58] [INFO ] Invariant cache hit.
[2023-03-16 18:11:06] [INFO ] Implicit Places using invariants in 8416 ms returned []
Implicit Place search using SMT only with invariants took 8417 ms to find 0 implicit places.
[2023-03-16 18:11:06] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:11:06] [INFO ] Invariant cache hit.
[2023-03-16 18:11:36] [INFO ] Performed 99112/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:11:50] [INFO ] Dead Transitions using invariants and state equation in 43898 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 53142 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Treatment of property RERS17pb115-PT-3-LTLCardinality-05 finished in 198876 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(G(p0))))'
Support contains 6 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 478 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 18:11:56] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 18:11:56] [INFO ] Computed 19 place invariants in 270 ms
[2023-03-16 18:12:05] [INFO ] Implicit Places using invariants in 8766 ms returned []
Implicit Place search using SMT only with invariants took 8768 ms to find 0 implicit places.
[2023-03-16 18:12:05] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 18:12:05] [INFO ] Invariant cache hit.
[2023-03-16 18:12:35] [INFO ] Performed 99242/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:12:49] [INFO ] Dead Transitions using invariants and state equation in 43858 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 53107 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 123 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : RERS17pb115-PT-3-LTLCardinality-06 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}]], initial=3, aps=[p0:(AND (GT s632 s121) (OR (LEQ s327 s1047) (LEQ s201 s80)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 4 ms.
FORMULA RERS17pb115-PT-3-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb115-PT-3-LTLCardinality-06 finished in 53609 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0||G(p1))))'
Support contains 3 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 460 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 18:12:50] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 18:12:50] [INFO ] Invariant cache hit.
[2023-03-16 18:12:58] [INFO ] Implicit Places using invariants in 8376 ms returned []
Implicit Place search using SMT only with invariants took 8377 ms to find 0 implicit places.
[2023-03-16 18:12:58] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 18:12:58] [INFO ] Invariant cache hit.
[2023-03-16 18:13:28] [INFO ] Performed 95285/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:13:43] [INFO ] Dead Transitions using invariants and state equation in 45295 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 54135 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 124 ms :[true, (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : RERS17pb115-PT-3-LTLCardinality-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 3}], [{ cond=(NOT p1), acceptance={} source=2 dest: 0}, { cond=p1, acceptance={} source=2 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=3 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=3 dest: 2}]], initial=1, aps=[p1:(GT 1 s741), p0:(LEQ s94 s788)], 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][false, false, false, false]]
Product exploration timeout after 54000 steps with 27000 reset in 10001 ms.
Product exploration timeout after 53370 steps with 26685 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 p1 p0), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND (NOT p0) (NOT p1)))), true, (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (NOT (AND (NOT p0) (NOT p1))))
Knowledge based reduction with 5 factoid took 95 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA RERS17pb115-PT-3-LTLCardinality-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property RERS17pb115-PT-3-LTLCardinality-07 finished in 75098 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(G(p0))))'
Support contains 3 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 414 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 18:14:05] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 18:14:05] [INFO ] Invariant cache hit.
[2023-03-16 18:14:13] [INFO ] Implicit Places using invariants in 8221 ms returned []
Implicit Place search using SMT only with invariants took 8222 ms to find 0 implicit places.
[2023-03-16 18:14:13] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 18:14:13] [INFO ] Invariant cache hit.
[2023-03-16 18:14:43] [INFO ] Performed 99118/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:14:57] [INFO ] Dead Transitions using invariants and state equation in 44029 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 52668 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 117 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : RERS17pb115-PT-3-LTLCardinality-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}]], initial=3, aps=[p0:(OR (LEQ 2 s1057) (LEQ s427 s290))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 3340 steps with 0 reset in 288 ms.
FORMULA RERS17pb115-PT-3-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb115-PT-3-LTLCardinality-08 finished in 53426 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F(p0))))'
Support contains 4 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 421 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 18:14:58] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 18:14:58] [INFO ] Invariant cache hit.
[2023-03-16 18:15:06] [INFO ] Implicit Places using invariants in 8247 ms returned []
Implicit Place search using SMT only with invariants took 8249 ms to find 0 implicit places.
[2023-03-16 18:15:06] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 18:15:06] [INFO ] Invariant cache hit.
[2023-03-16 18:15:37] [INFO ] Performed 97962/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:15:51] [INFO ] Dead Transitions using invariants and state equation in 44177 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 52851 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 104 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : RERS17pb115-PT-3-LTLCardinality-09 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={} source=2 dest: 1}]], initial=2, aps=[p0:(OR (LEQ 1 s35) (LEQ 1 s207) (AND (GT 1 s35) (GT s587 s707)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 32 reset in 9351 ms.
Product exploration explored 100000 steps with 36 reset in 8390 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 104 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 125 ms :[(NOT p0), (NOT p0), (NOT p0)]
Finished random walk after 6377 steps, including 1 resets, run visited all 1 properties in 528 ms. (steps per millisecond=12 )
Knowledge obtained : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 2 factoid took 123 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 115 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 121 ms :[(NOT p0), (NOT p0), (NOT p0)]
[2023-03-16 18:16:11] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 18:16:11] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Support contains 4 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 423 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 18:16:27] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 18:16:27] [INFO ] Invariant cache hit.
[2023-03-16 18:16:35] [INFO ] Implicit Places using invariants in 8256 ms returned []
Implicit Place search using SMT only with invariants took 8257 ms to find 0 implicit places.
[2023-03-16 18:16:35] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 18:16:35] [INFO ] Invariant cache hit.
[2023-03-16 18:17:05] [INFO ] Performed 91756/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:17:22] [INFO ] Dead Transitions using invariants and state equation in 46655 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 55338 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 97 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 114 ms :[(NOT p0), (NOT p0), (NOT p0)]
Finished random walk after 1950 steps, including 0 resets, run visited all 1 properties in 166 ms. (steps per millisecond=11 )
Knowledge obtained : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 2 factoid took 156 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 125 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 102 ms :[(NOT p0), (NOT p0), (NOT p0)]
[2023-03-16 18:17:24] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 18:17:24] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 115 ms :[(NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 31 reset in 8642 ms.
Product exploration explored 100000 steps with 35 reset in 8110 ms.
Applying partial POR strategy [true, false, false]
Stuttering acceptance computed with spot in 104 ms :[(NOT p0), (NOT p0), (NOT p0)]
Support contains 4 out of 1381 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 951 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 18:17:57] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 18:17:57] [INFO ] Invariant cache hit.
[2023-03-16 18:18:27] [INFO ] Performed 97121/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:18:42] [INFO ] Dead Transitions using invariants and state equation in 44874 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 45829 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Support contains 4 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 409 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 18:18:43] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 18:18:43] [INFO ] Invariant cache hit.
[2023-03-16 18:18:51] [INFO ] Implicit Places using invariants in 8028 ms returned []
Implicit Place search using SMT only with invariants took 8031 ms to find 0 implicit places.
[2023-03-16 18:18:51] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 18:18:51] [INFO ] Invariant cache hit.
[2023-03-16 18:19:21] [INFO ] Performed 94904/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:19:37] [INFO ] Dead Transitions using invariants and state equation in 46066 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 54511 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Treatment of property RERS17pb115-PT-3-LTLCardinality-09 finished in 284538 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(X(X(F(p0)))))))'
Support contains 1 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 570 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 18:19:43] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 18:19:43] [INFO ] Invariant cache hit.
[2023-03-16 18:19:51] [INFO ] Implicit Places using invariants in 8398 ms returned []
Implicit Place search using SMT only with invariants took 8404 ms to find 0 implicit places.
[2023-03-16 18:19:51] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 18:19:51] [INFO ] Invariant cache hit.
[2023-03-16 18:20:21] [INFO ] Performed 97574/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:20:36] [INFO ] Dead Transitions using invariants and state equation in 44423 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 53400 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 220 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : RERS17pb115-PT-3-LTLCardinality-10 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}], [{ cond=true, acceptance={} source=4 dest: 5}], [{ cond=true, acceptance={} source=5 dest: 3}]], initial=4, aps=[p0:(GT 3 s360)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration timeout after 72270 steps with 12045 reset in 10001 ms.
Product exploration timeout after 74820 steps with 12470 reset in 10002 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [p0, true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 81 ms. Reduced automaton from 6 states, 6 edges and 1 AP (stutter sensitive) to 6 states, 6 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 235 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 817 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 72 ms. (steps per millisecond=138 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 2994 steps, run timeout after 3003 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2994 steps, saw 2531 distinct states, run finished after 3003 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 18:21:01] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 18:21:01] [INFO ] Invariant cache hit.
[2023-03-16 18:21:02] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-16 18:21:21] [INFO ] After 19328ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 18:21:22] [INFO ] State equation strengthened by 2277 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: 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 18:21:26] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 18:21:26] [INFO ] After 25017ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 1 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 1772 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 1776 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 886 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 75 ms. (steps per millisecond=133 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 2972 steps, run timeout after 3006 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2972 steps, saw 2514 distinct states, run finished after 3006 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 18:21:33] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 18:21:33] [INFO ] Computed 19 place invariants in 265 ms
[2023-03-16 18:21:33] [INFO ] [Real]Absence check using 19 positive place invariants in 11 ms returned sat
[2023-03-16 18:21:52] [INFO ] After 19477ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 18:21:53] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 18:21:58] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 18:21:58] [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 1 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 907 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 907 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 904 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 18:22:00] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:22:00] [INFO ] Invariant cache hit.
[2023-03-16 18:22:08] [INFO ] Implicit Places using invariants in 8395 ms returned []
Implicit Place search using SMT only with invariants took 8396 ms to find 0 implicit places.
[2023-03-16 18:22:08] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:22:08] [INFO ] Invariant cache hit.
[2023-03-16 18:22:38] [INFO ] Performed 96851/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:22:53] [INFO ] Dead Transitions using invariants and state equation in 45268 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 54579 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [p0, true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 156 ms. Reduced automaton from 6 states, 6 edges and 1 AP (stutter sensitive) to 6 states, 6 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 203 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 196 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 1 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 410 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 18:22:55] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 18:22:55] [INFO ] Computed 19 place invariants in 262 ms
[2023-03-16 18:23:03] [INFO ] Implicit Places using invariants in 8439 ms returned []
Implicit Place search using SMT only with invariants took 8440 ms to find 0 implicit places.
[2023-03-16 18:23:03] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 18:23:03] [INFO ] Invariant cache hit.
[2023-03-16 18:23:33] [INFO ] Performed 94575/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:23:49] [INFO ] Dead Transitions using invariants and state equation in 45649 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 54505 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, true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 101 ms. Reduced automaton from 6 states, 6 edges and 1 AP (stutter sensitive) to 6 states, 6 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 200 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 753 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 65 ms. (steps per millisecond=153 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 3523 steps, run timeout after 3006 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3523 steps, saw 2975 distinct states, run finished after 3006 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 18:23:54] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 18:23:54] [INFO ] Invariant cache hit.
[2023-03-16 18:23:54] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-16 18:24:13] [INFO ] After 19374ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 18:24:14] [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:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 18:24:19] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 18:24:19] [INFO ] After 25018ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 1 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 1680 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 1683 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 792 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 66 ms. (steps per millisecond=151 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 3438 steps, run timeout after 3002 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3438 steps, saw 2903 distinct states, run finished after 3002 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 18:24:25] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 18:24:25] [INFO ] Computed 19 place invariants in 266 ms
[2023-03-16 18:24:25] [INFO ] [Real]Absence check using 19 positive place invariants in 11 ms returned sat
[2023-03-16 18:24:45] [INFO ] After 19348ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 18:24:45] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 18:24:50] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 18:24:50] [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 1 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 886 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 887 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 910 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 18:24:52] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:24:52] [INFO ] Invariant cache hit.
[2023-03-16 18:25:00] [INFO ] Implicit Places using invariants in 7720 ms returned []
Implicit Place search using SMT only with invariants took 7721 ms to find 0 implicit places.
[2023-03-16 18:25:00] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:25:00] [INFO ] Invariant cache hit.
[2023-03-16 18:25:30] [INFO ] Performed 98501/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:25:44] [INFO ] Dead Transitions using invariants and state equation in 44565 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 53207 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [p0, true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 80 ms. Reduced automaton from 6 states, 6 edges and 1 AP (stutter sensitive) to 6 states, 6 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 178 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 186 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 221 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Product exploration timeout after 74970 steps with 12495 reset in 10001 ms.
Product exploration timeout after 74950 steps with 12491 reset in 10001 ms.
Applying partial POR strategy [true, false, false, false, false, false]
Stuttering acceptance computed with spot in 199 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 1 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 843 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 18:26:06] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 18:26:07] [INFO ] Computed 19 place invariants in 251 ms
[2023-03-16 18:26:37] [INFO ] Performed 95869/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:26:52] [INFO ] Dead Transitions using invariants and state equation in 45426 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 46274 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Support contains 1 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 409 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 18:26:52] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 18:26:52] [INFO ] Invariant cache hit.
[2023-03-16 18:27:00] [INFO ] Implicit Places using invariants in 8164 ms returned []
Implicit Place search using SMT only with invariants took 8165 ms to find 0 implicit places.
[2023-03-16 18:27:01] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 18:27:01] [INFO ] Invariant cache hit.
[2023-03-16 18:27:31] [INFO ] Performed 95166/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:27:46] [INFO ] Dead Transitions using invariants and state equation in 45144 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 53722 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Treatment of property RERS17pb115-PT-3-LTLCardinality-10 finished in 488689 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U (p1||X(F((p1&&F((p2&&F(p3)))))))))'
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 950 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-16 18:27:52] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 18:27:52] [INFO ] Computed 19 place invariants in 248 ms
[2023-03-16 18:28:01] [INFO ] Implicit Places using invariants in 8547 ms returned []
Implicit Place search using SMT only with invariants took 8550 ms to find 0 implicit places.
[2023-03-16 18:28:01] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:28:01] [INFO ] Invariant cache hit.
[2023-03-16 18:28:31] [INFO ] Performed 95521/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:28:46] [INFO ] Dead Transitions using invariants and state equation in 45239 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 54744 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Stuttering acceptance computed with spot in 173 ms :[(NOT p1), (NOT p3), (OR (NOT p2) (NOT p3)), (OR (NOT p3) (NOT p2) (NOT p1))]
Running random walk in product with property : RERS17pb115-PT-3-LTLCardinality-11 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p1) p0), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=0 dest: 3}], [{ cond=(NOT p3), acceptance={0} source=1 dest: 1}], [{ cond=(AND p2 (NOT p3)), acceptance={0} source=2 dest: 1}, { cond=(NOT p2), acceptance={0} source=2 dest: 2}], [{ cond=(AND p1 p2 (NOT p3)), acceptance={0} source=3 dest: 1}, { cond=(AND p1 (NOT p2)), acceptance={0} source=3 dest: 2}, { cond=(NOT p1), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p1:(GT s996 s526), p0:(AND (LEQ s996 s526) (OR (LEQ 1 s546) (LEQ s147 s296))), p3:(LEQ s1010 s1034), p2:(LEQ s147 s296)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][true, true, true, true]]
Product exploration explored 100000 steps with 9 reset in 8269 ms.
Product exploration explored 100000 steps with 10 reset in 8223 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 p3 p2), (X (NOT (AND p1 p2 (NOT p3)))), (X (NOT p1)), (X (NOT (AND (NOT p1) (NOT p0)))), (X (AND (NOT p1) p0)), (X (NOT (AND p1 (NOT p2)))), (X (X (NOT (AND p1 p2 (NOT p3))))), (X (X (NOT (AND p2 (NOT p3))))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p2)), (X (X (AND (NOT p1) p0))), (X (X (NOT (AND p1 (NOT p2))))), (X (X p3))]
False Knowledge obtained : []
Knowledge based reduction with 14 factoid took 557 ms. Reduced automaton from 4 states, 8 edges and 4 AP (stutter insensitive) to 4 states, 8 edges and 4 AP (stutter insensitive).
Stuttering acceptance computed with spot in 128 ms :[(NOT p1), (NOT p3), (OR (NOT p2) (NOT p3)), (OR (NOT p3) (NOT p2) (NOT p1))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 883 ms. (steps per millisecond=11 ) properties (out of 8) seen :5
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 75 ms. (steps per millisecond=133 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 75 ms. (steps per millisecond=133 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 74 ms. (steps per millisecond=135 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
[2023-03-16 18:29:06] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:29:06] [INFO ] Invariant cache hit.
[2023-03-16 18:29:06] [INFO ] After 176ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 18:29:06] [INFO ] [Nat]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-16 18:29:28] [INFO ] After 21620ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 18:29:29] [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: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 18:29:31] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 18:29:31] [INFO ] After 25017ms 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 1436 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 1442 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1547 ms. (steps per millisecond=6 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 87 ms. (steps per millisecond=114 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 95 ms. (steps per millisecond=105 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 74 ms. (steps per millisecond=135 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 2967 steps, run timeout after 3003 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2967 steps, saw 2510 distinct states, run finished after 3004 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-16 18:29:38] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:29:38] [INFO ] Invariant cache hit.
[2023-03-16 18:29:38] [INFO ] After 181ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 18:29:38] [INFO ] [Nat]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-16 18:29:59] [INFO ] After 21385ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 18:30:00] [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: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 18:30:03] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 18:30:03] [INFO ] After 25018ms 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 1041 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 1041 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 899 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 18:30:05] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:30:05] [INFO ] Invariant cache hit.
[2023-03-16 18:30:13] [INFO ] Implicit Places using invariants in 8530 ms returned []
Implicit Place search using SMT only with invariants took 8532 ms to find 0 implicit places.
[2023-03-16 18:30:13] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:30:13] [INFO ] Invariant cache hit.
[2023-03-16 18:30:43] [INFO ] Performed 93901/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:30:59] [INFO ] Dead Transitions using invariants and state equation in 46028 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 55470 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND (NOT p1) p0 p3 p2), (X (NOT (AND p1 p2 (NOT p3)))), (X (NOT p1)), (X (NOT (AND (NOT p1) (NOT p0)))), (X (AND (NOT p1) p0)), (X (NOT (AND p1 (NOT p2)))), (X (X (NOT (AND p1 p2 (NOT p3))))), (X (X (NOT (AND p2 (NOT p3))))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p2)), (X (X (AND (NOT p1) p0))), (X (X (NOT (AND p1 (NOT p2))))), (X (X p3))]
False Knowledge obtained : [(F (NOT p2)), (F (AND (NOT p3) p2)), (F (NOT (AND p0 (NOT p1)))), (F (NOT p3)), (F (AND (NOT p0) (NOT p1)))]
Knowledge based reduction with 14 factoid took 680 ms. Reduced automaton from 4 states, 8 edges and 4 AP (stutter insensitive) to 4 states, 8 edges and 4 AP (stutter insensitive).
Stuttering acceptance computed with spot in 178 ms :[(NOT p1), (NOT p3), (OR (NOT p2) (NOT p3)), (OR (NOT p3) (NOT p2) (NOT p1))]
Stuttering acceptance computed with spot in 264 ms :[(NOT p1), (NOT p3), (OR (NOT p2) (NOT p3)), (OR (NOT p3) (NOT p2) (NOT p1))]
[2023-03-16 18:31:01] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:31:01] [INFO ] Invariant cache hit.
Could not prove EG (NOT p1)
Support contains 7 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 1009 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 18:31:17] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:31:17] [INFO ] Invariant cache hit.
[2023-03-16 18:31:26] [INFO ] Implicit Places using invariants in 8621 ms returned []
Implicit Place search using SMT only with invariants took 8621 ms to find 0 implicit places.
[2023-03-16 18:31:26] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:31:26] [INFO ] Invariant cache hit.
[2023-03-16 18:31:56] [INFO ] Performed 97201/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:32:11] [INFO ] Dead Transitions using invariants and state equation in 44821 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 54455 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) p3 p2), (X (NOT p1)), (X (NOT (AND p1 (NOT p3) p2))), (X (AND p0 (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND p1 (NOT p2)))), (X (X (NOT p1))), (X (X (NOT (AND p1 (NOT p3) p2)))), (X (X p2)), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p3) p2)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p1 (NOT p2))))), (X (X p3))]
False Knowledge obtained : []
Knowledge based reduction with 14 factoid took 562 ms. Reduced automaton from 4 states, 8 edges and 4 AP (stutter insensitive) to 4 states, 8 edges and 4 AP (stutter insensitive).
Stuttering acceptance computed with spot in 153 ms :[(NOT p1), (NOT p3), (OR (NOT p2) (NOT p3)), (OR (NOT p3) (NOT p2) (NOT p1))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1025 ms. (steps per millisecond=9 ) properties (out of 8) seen :6
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 91 ms. (steps per millisecond=109 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 84 ms. (steps per millisecond=119 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-16 18:32:14] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:32:14] [INFO ] Invariant cache hit.
[2023-03-16 18:32:14] [INFO ] After 159ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 18:32:14] [INFO ] [Nat]Absence check using 19 positive place invariants in 11 ms returned sat
[2023-03-16 18:32:35] [INFO ] After 20523ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 18:32:35] [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 18:32:39] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 18:32:39] [INFO ] After 25026ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:2
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 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 940 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 943 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1077 ms. (steps per millisecond=9 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 75 ms. (steps per millisecond=133 ) properties (out of 2) 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 2) seen :0
Interrupted probabilistic random walk after 3249 steps, run timeout after 3006 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3249 steps, saw 2743 distinct states, run finished after 3007 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 18:32:45] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:32:45] [INFO ] Invariant cache hit.
[2023-03-16 18:32:45] [INFO ] After 186ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 18:32:45] [INFO ] [Nat]Absence check using 19 positive place invariants in 12 ms returned sat
[2023-03-16 18:33:06] [INFO ] After 20925ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 18:33:07] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java: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 18:33:10] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 18:33:10] [INFO ] After 25026ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:2
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 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 919 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 919 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 1210 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 18:33:12] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:33:12] [INFO ] Invariant cache hit.
[2023-03-16 18:33:21] [INFO ] Implicit Places using invariants in 8477 ms returned []
Implicit Place search using SMT only with invariants took 8478 ms to find 0 implicit places.
[2023-03-16 18:33:21] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:33:21] [INFO ] Invariant cache hit.
[2023-03-16 18:33:51] [INFO ] Performed 96584/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:34:06] [INFO ] Dead Transitions using invariants and state equation in 45334 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 55033 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND p0 (NOT p1) p3 p2), (X (NOT p1)), (X (NOT (AND p1 (NOT p3) p2))), (X (AND p0 (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND p1 (NOT p2)))), (X (X (NOT p1))), (X (X (NOT (AND p1 (NOT p3) p2)))), (X (X p2)), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p3) p2)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p1 (NOT p2))))), (X (X p3))]
False Knowledge obtained : [(F (NOT p2)), (F (AND (NOT p3) p2)), (F (NOT (AND p0 (NOT p1)))), (F (NOT p3)), (F (AND (NOT p0) (NOT p1))), (F p1)]
Knowledge based reduction with 14 factoid took 715 ms. Reduced automaton from 4 states, 8 edges and 4 AP (stutter insensitive) to 4 states, 8 edges and 4 AP (stutter insensitive).
Stuttering acceptance computed with spot in 152 ms :[(NOT p1), (NOT p3), (OR (NOT p2) (NOT p3)), (OR (NOT p3) (NOT p2) (NOT p1))]
Stuttering acceptance computed with spot in 155 ms :[(NOT p1), (NOT p3), (OR (NOT p2) (NOT p3)), (OR (NOT p3) (NOT p2) (NOT p1))]
[2023-03-16 18:34:07] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:34:08] [INFO ] Invariant cache hit.
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 160 ms :[(NOT p1), (NOT p3), (OR (NOT p2) (NOT p3)), (OR (NOT p3) (NOT p2) (NOT p1))]
Product exploration explored 100000 steps with 8 reset in 8828 ms.
Product exploration explored 100000 steps with 6 reset in 8788 ms.
Support contains 7 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 960 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 18:34:42] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:34:42] [INFO ] Invariant cache hit.
[2023-03-16 18:34:50] [INFO ] Implicit Places using invariants in 8431 ms returned []
Implicit Place search using SMT only with invariants took 8436 ms to find 0 implicit places.
[2023-03-16 18:34:50] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:34:50] [INFO ] Invariant cache hit.
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393232 kB
MemFree: 13849608 kB
After kill :
MemTotal: 16393232 kB
MemFree: 15996284 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 LTLCardinality -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-3"
export BK_EXAMINATION="LTLCardinality"
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-3, examination is LTLCardinality"
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-167889199200163"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/RERS17pb115-PT-3.tgz
mv RERS17pb115-PT-3 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "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 [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLCardinality.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 '
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
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 ;