About the Execution of LTSMin+red for RERS17pb114-PT-8
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 10227.728 | 2452890.00 | 2853550.00 | 6075.70 | FTFFF?FTFFTT?FFT | 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.r329-tall-167889201600131.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 ltsminxred
Input is RERS17pb114-PT-8, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r329-tall-167889201600131
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 73M
-rw-r--r-- 1 mcc users 6.2K Feb 26 05:04 CTLCardinality.txt
-rw-r--r-- 1 mcc users 63K Feb 26 05:04 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.0K Feb 26 05:00 CTLFireability.txt
-rw-r--r-- 1 mcc users 58K Feb 26 05:00 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K Jan 29 11:41 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.4K Feb 25 16:39 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K 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 18K Feb 25 16:39 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Feb 26 05:11 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 159K Feb 26 05:11 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.7K Feb 26 05:08 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 59K Feb 26 05:08 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:39 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K 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 73M 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 RERS17pb114-PT-8-LTLCardinality-00
FORMULA_NAME RERS17pb114-PT-8-LTLCardinality-01
FORMULA_NAME RERS17pb114-PT-8-LTLCardinality-02
FORMULA_NAME RERS17pb114-PT-8-LTLCardinality-03
FORMULA_NAME RERS17pb114-PT-8-LTLCardinality-04
FORMULA_NAME RERS17pb114-PT-8-LTLCardinality-05
FORMULA_NAME RERS17pb114-PT-8-LTLCardinality-06
FORMULA_NAME RERS17pb114-PT-8-LTLCardinality-07
FORMULA_NAME RERS17pb114-PT-8-LTLCardinality-08
FORMULA_NAME RERS17pb114-PT-8-LTLCardinality-09
FORMULA_NAME RERS17pb114-PT-8-LTLCardinality-10
FORMULA_NAME RERS17pb114-PT-8-LTLCardinality-11
FORMULA_NAME RERS17pb114-PT-8-LTLCardinality-12
FORMULA_NAME RERS17pb114-PT-8-LTLCardinality-13
FORMULA_NAME RERS17pb114-PT-8-LTLCardinality-14
FORMULA_NAME RERS17pb114-PT-8-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1679037257344
bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=RERS17pb114-PT-8
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-17 07:14:19] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2023-03-17 07:14:19] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-17 07:14:21] [INFO ] Load time of PNML (sax parser for PT used): 1952 ms
[2023-03-17 07:14:21] [INFO ] Transformed 1446 places.
[2023-03-17 07:14:21] [INFO ] Transformed 151085 transitions.
[2023-03-17 07:14:21] [INFO ] Parsed PT model containing 1446 places and 151085 transitions and 604252 arcs in 2442 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 9 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
FORMULA RERS17pb114-PT-8-LTLCardinality-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb114-PT-8-LTLCardinality-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb114-PT-8-LTLCardinality-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb114-PT-8-LTLCardinality-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 44 out of 1446 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1446/1446 places, 151085/151085 transitions.
Ensure Unique test removed 17 places
Iterating post reduction 0 with 17 rules applied. Total rules applied 17 place count 1429 transition count 151085
Applied a total of 17 rules in 1060 ms. Remains 1429 /1446 variables (removed 17) and now considering 151085/151085 (removed 0) transitions.
[2023-03-17 07:14:23] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
// Phase 1: matrix 84691 rows 1429 cols
[2023-03-17 07:14:24] [INFO ] Computed 18 place invariants in 419 ms
[2023-03-17 07:14:33] [INFO ] Implicit Places using invariants in 9559 ms returned []
Implicit Place search using SMT only with invariants took 9588 ms to find 0 implicit places.
[2023-03-17 07:14:33] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 07:14:33] [INFO ] Invariant cache hit.
[2023-03-17 07:15:03] [INFO ] Performed 90656/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 07:15:23] [INFO ] Dead Transitions using invariants and state equation in 50200 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 1429/1446 places, 151085/151085 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60869 ms. Remains : 1429/1446 places, 151085/151085 transitions.
Support contains 44 out of 1429 places after structural reductions.
[2023-03-17 07:15:27] [INFO ] Flatten gal took : 3591 ms
[2023-03-17 07:15:31] [INFO ] Flatten gal took : 3215 ms
[2023-03-17 07:15:38] [INFO ] Input system was already deterministic with 151085 transitions.
Support contains 42 out of 1429 places (down from 44) after GAL structural reductions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1206 ms. (steps per millisecond=8 ) properties (out of 29) seen :15
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 105 ms. (steps per millisecond=95 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 100 ms. (steps per millisecond=100 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 97 ms. (steps per millisecond=103 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 98 ms. (steps per millisecond=102 ) properties (out of 14) 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 14) 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 14) 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 14) 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 14) 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 14) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 88 ms. (steps per millisecond=113 ) properties (out of 14) 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 14) 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 14) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 92 ms. (steps per millisecond=108 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 88 ms. (steps per millisecond=113 ) properties (out of 14) seen :0
Running SMT prover for 14 properties.
[2023-03-17 07:15:42] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 07:15:42] [INFO ] Invariant cache hit.
[2023-03-17 07:15:42] [INFO ] [Real]Absence check using 18 positive place invariants in 15 ms returned sat
[2023-03-17 07:15:42] [INFO ] After 707ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:14
[2023-03-17 07:15:43] [INFO ] [Nat]Absence check using 18 positive place invariants in 14 ms returned sat
0timeout
^^^^^^^^
(error "Invalid token: 0timeout")
[2023-03-17 07:16:08] [INFO ] After 24538ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :14
[2023-03-17 07:16:10] [INFO ] State equation strengthened by 2342 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)
[2023-03-17 07:16:10] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 07:16:10] [INFO ] After 27376ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:14
Fused 14 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 18 out of 1429 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Drop transitions removed 512 transitions
Reduce isomorphic transitions removed 512 transitions.
Iterating post reduction 0 with 512 rules applied. Total rules applied 512 place count 1429 transition count 150573
Applied a total of 512 rules in 1891 ms. Remains 1429 /1429 variables (removed 0) and now considering 150573/151085 (removed 512) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1897 ms. Remains : 1429/1429 places, 150573/151085 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1082 ms. (steps per millisecond=9 ) properties (out of 14) seen :4
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 77 ms. (steps per millisecond=129 ) properties (out of 10) 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 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 10) 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 10) 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 10) 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 10) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 94 ms. (steps per millisecond=106 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 115 ms. (steps per millisecond=86 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 121 ms. (steps per millisecond=82 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 109 ms. (steps per millisecond=91 ) properties (out of 10) seen :0
Running SMT prover for 10 properties.
[2023-03-17 07:16:14] [INFO ] Flow matrix only has 84690 transitions (discarded 65883 similar events)
// Phase 1: matrix 84690 rows 1429 cols
[2023-03-17 07:16:14] [INFO ] Computed 18 place invariants in 287 ms
[2023-03-17 07:16:15] [INFO ] [Real]Absence check using 18 positive place invariants in 18 ms returned sat
[2023-03-17 07:16:15] [INFO ] After 531ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:10
[2023-03-17 07:16:15] [INFO ] [Nat]Absence check using 18 positive place invariants in 18 ms returned sat
[2023-03-17 07:16:40] [INFO ] After 24643ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :10
[2023-03-17 07:16:41] [INFO ] State equation strengthened by 2341 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)
[2023-03-17 07:16:41] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 07:16:41] [INFO ] After 26506ms 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 12 out of 1429 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1429/1429 places, 150573/150573 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 1428 transition count 150572
Applied a total of 1 rules in 2564 ms. Remains 1428 /1429 variables (removed 1) and now considering 150572/150573 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2564 ms. Remains : 1428/1429 places, 150572/150573 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 873 ms. (steps per millisecond=11 ) properties (out of 10) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 68 ms. (steps per millisecond=147 ) properties (out of 9) 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 9) 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 9) 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 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 69 ms. (steps per millisecond=144 ) properties (out of 9) 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 9) 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 9) 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 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 76 ms. (steps per millisecond=131 ) properties (out of 9) seen :0
Running SMT prover for 9 properties.
[2023-03-17 07:16:46] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
// Phase 1: matrix 84689 rows 1428 cols
[2023-03-17 07:16:46] [INFO ] Computed 18 place invariants in 282 ms
[2023-03-17 07:16:47] [INFO ] [Real]Absence check using 18 positive place invariants in 15 ms returned sat
[2023-03-17 07:16:47] [INFO ] After 415ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:9
[2023-03-17 07:16:47] [INFO ] [Nat]Absence check using 18 positive place invariants in 13 ms returned sat
[2023-03-17 07:17:12] [INFO ] After 24611ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :9
[2023-03-17 07:17:13] [INFO ] State equation strengthened by 773 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)
[2023-03-17 07:17:13] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 07:17:13] [INFO ] After 26165ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:9
Fused 9 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 11 out of 1428 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1428/1428 places, 150572/150572 transitions.
Applied a total of 0 rules in 1286 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/150572 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1286 ms. Remains : 1428/1428 places, 150572/150572 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1004 ms. (steps per millisecond=9 ) properties (out of 9) seen :1
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 76 ms. (steps per millisecond=131 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 76 ms. (steps per millisecond=131 ) properties (out of 8) 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 8) 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 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 76 ms. (steps per millisecond=131 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 76 ms. (steps per millisecond=131 ) properties (out of 8) seen :0
Running SMT prover for 8 properties.
[2023-03-17 07:17:16] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-17 07:17:16] [INFO ] Invariant cache hit.
[2023-03-17 07:17:16] [INFO ] [Real]Absence check using 18 positive place invariants in 15 ms returned sat
[2023-03-17 07:17:17] [INFO ] After 389ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:8
[2023-03-17 07:17:17] [INFO ] [Nat]Absence check using 18 positive place invariants in 16 ms returned sat
[2023-03-17 07:17:42] [INFO ] After 24647ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :8
[2023-03-17 07:17:42] [INFO ] State equation strengthened by 773 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)
[2023-03-17 07:17:42] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 07:17:42] [INFO ] After 25780ms 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 9 out of 1428 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1428/1428 places, 150572/150572 transitions.
Applied a total of 0 rules in 1119 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/150572 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1119 ms. Remains : 1428/1428 places, 150572/150572 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((p0&&G(p1)&&F(p2))))'
Support contains 3 out of 1429 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 1237 ms. Remains 1428 /1429 variables (removed 1) and now considering 151084/151085 (removed 1) transitions.
[2023-03-17 07:17:46] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
// Phase 1: matrix 84690 rows 1428 cols
[2023-03-17 07:17:46] [INFO ] Computed 18 place invariants in 245 ms
[2023-03-17 07:17:54] [INFO ] Implicit Places using invariants in 8662 ms returned []
Implicit Place search using SMT only with invariants took 8664 ms to find 0 implicit places.
[2023-03-17 07:17:54] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-17 07:17:54] [INFO ] Invariant cache hit.
[2023-03-17 07:18:24] [INFO ] Performed 96166/151084 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 07:18:41] [INFO ] Dead Transitions using invariants and state equation in 46986 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 56893 ms. Remains : 1428/1429 places, 151084/151085 transitions.
Stuttering acceptance computed with spot in 261 ms :[(OR (NOT p0) (NOT p1) (NOT p2)), (NOT p1), (NOT p2)]
Running random walk in product with property : RERS17pb114-PT-8-LTLCardinality-00 automaton TGBA Formula[mat=[[{ cond=(OR (NOT p0) (NOT p1)), acceptance={0} source=0 dest: 0}, { cond=(AND p0 p1), acceptance={} source=0 dest: 1}, { cond=(AND p0 p1 (NOT p2)), acceptance={} source=0 dest: 2}], [{ cond=(NOT p1), acceptance={0} source=1 dest: 0}, { cond=p1, acceptance={} source=1 dest: 1}], [{ cond=(NOT p2), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(LEQ 3 s996), p1:(LEQ 1 s983), p2:(LEQ 2 s1062)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 18 ms.
FORMULA RERS17pb114-PT-8-LTLCardinality-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb114-PT-8-LTLCardinality-00 finished in 57617 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((p0&&G(p1)))))'
Support contains 4 out of 1429 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Applied a total of 0 rules in 607 ms. Remains 1429 /1429 variables (removed 0) and now considering 151085/151085 (removed 0) transitions.
[2023-03-17 07:18:43] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
// Phase 1: matrix 84691 rows 1429 cols
[2023-03-17 07:18:43] [INFO ] Computed 18 place invariants in 377 ms
[2023-03-17 07:18:51] [INFO ] Implicit Places using invariants in 8683 ms returned []
Implicit Place search using SMT only with invariants took 8689 ms to find 0 implicit places.
[2023-03-17 07:18:51] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 07:18:51] [INFO ] Invariant cache hit.
[2023-03-17 07:19:21] [INFO ] Performed 98407/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 07:19:37] [INFO ] Dead Transitions using invariants and state equation in 46193 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 55495 ms. Remains : 1429/1429 places, 151085/151085 transitions.
Stuttering acceptance computed with spot in 170 ms :[true, (NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : RERS17pb114-PT-8-LTLCardinality-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p1), acceptance={} source=1 dest: 0}, { cond=p1, acceptance={} source=1 dest: 1}], [{ cond=(OR (NOT p0) (NOT p1)), acceptance={} source=2 dest: 0}, { cond=(AND p0 p1), acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}], [{ cond=true, acceptance={} source=4 dest: 3}]], initial=4, aps=[p1:(GT s1068 s861), p0:(GT s654 s1112)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 5 ms.
FORMULA RERS17pb114-PT-8-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb114-PT-8-LTLCardinality-02 finished in 56061 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&&X(p1)) U G(!p0)))))'
Support contains 4 out of 1429 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Applied a total of 0 rules in 636 ms. Remains 1429 /1429 variables (removed 0) and now considering 151085/151085 (removed 0) transitions.
[2023-03-17 07:19:39] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 07:19:39] [INFO ] Invariant cache hit.
[2023-03-17 07:19:47] [INFO ] Implicit Places using invariants in 8131 ms returned []
Implicit Place search using SMT only with invariants took 8133 ms to find 0 implicit places.
[2023-03-17 07:19:47] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 07:19:47] [INFO ] Invariant cache hit.
[2023-03-17 07:20:17] [INFO ] Performed 99498/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 07:20:33] [INFO ] Dead Transitions using invariants and state equation in 45909 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 54682 ms. Remains : 1429/1429 places, 151085/151085 transitions.
Stuttering acceptance computed with spot in 190 ms :[p0, p0, (OR (NOT p1) p0), p0, p0, true]
Running random walk in product with property : RERS17pb114-PT-8-LTLCardinality-03 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 0}, { cond=p0, acceptance={} source=0 dest: 5}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p0) p1), acceptance={0} source=2 dest: 0}, { cond=(AND p0 p1), acceptance={0} source=2 dest: 2}, { cond=(NOT p1), acceptance={0} source=2 dest: 5}], [{ cond=true, acceptance={} source=3 dest: 1}], [{ cond=true, acceptance={} source=4 dest: 3}], [{ cond=true, acceptance={0} source=5 dest: 5}]], initial=4, aps=[p0:(LEQ s1155 s763), p1:(LEQ s313 s1376)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 4 ms.
FORMULA RERS17pb114-PT-8-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb114-PT-8-LTLCardinality-03 finished in 55259 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 1429 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 1100 ms. Remains 1428 /1429 variables (removed 1) and now considering 151084/151085 (removed 1) transitions.
[2023-03-17 07:20:34] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
// Phase 1: matrix 84690 rows 1428 cols
[2023-03-17 07:20:35] [INFO ] Computed 18 place invariants in 282 ms
[2023-03-17 07:20:43] [INFO ] Implicit Places using invariants in 8488 ms returned []
Implicit Place search using SMT only with invariants took 8491 ms to find 0 implicit places.
[2023-03-17 07:20:43] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-17 07:20:43] [INFO ] Invariant cache hit.
[2023-03-17 07:21:13] [INFO ] Performed 96185/151084 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 07:21:30] [INFO ] Dead Transitions using invariants and state equation in 47381 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 56977 ms. Remains : 1428/1429 places, 151084/151085 transitions.
Stuttering acceptance computed with spot in 79 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : RERS17pb114-PT-8-LTLCardinality-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(LEQ s1353 s585)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 3662 steps with 0 reset in 335 ms.
FORMULA RERS17pb114-PT-8-LTLCardinality-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb114-PT-8-LTLCardinality-04 finished in 57805 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((p0||X(p1)||(p2&&G(p3)))))'
Support contains 5 out of 1429 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Applied a total of 0 rules in 570 ms. Remains 1429 /1429 variables (removed 0) and now considering 151085/151085 (removed 0) transitions.
[2023-03-17 07:21:32] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
// Phase 1: matrix 84691 rows 1429 cols
[2023-03-17 07:21:32] [INFO ] Computed 18 place invariants in 291 ms
[2023-03-17 07:21:40] [INFO ] Implicit Places using invariants in 8621 ms returned []
Implicit Place search using SMT only with invariants took 8622 ms to find 0 implicit places.
[2023-03-17 07:21:40] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 07:21:40] [INFO ] Invariant cache hit.
[2023-03-17 07:22:10] [INFO ] Performed 95986/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 07:22:28] [INFO ] Dead Transitions using invariants and state equation in 48126 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 57322 ms. Remains : 1429/1429 places, 151085/151085 transitions.
Stuttering acceptance computed with spot in 172 ms :[(OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p1) (NOT p3))), (OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p1) (NOT p3))), (AND (NOT p0) (NOT p1) (NOT p3))]
Running random walk in product with property : RERS17pb114-PT-8-LTLCardinality-05 automaton TGBA Formula[mat=[[{ cond=(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p3))), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p0) p2 p3), acceptance={} source=0 dest: 2}], [{ cond=(OR (AND (NOT p0) (NOT p2) (NOT p1)) (AND (NOT p0) (NOT p3) (NOT p1))), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p0) p2 p3 (NOT p1)), acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p3) (NOT p1)), acceptance={0} source=2 dest: 1}, { cond=(AND (NOT p0) p3 (NOT p1)), acceptance={} source=2 dest: 2}]], initial=0, aps=[p0:(GT s72 s843), p2:(GT 3 s413), p3:(GT 3 s375), p1:(LEQ 2 s1105)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 106 reset in 7871 ms.
Product exploration explored 100000 steps with 102 reset in 7617 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) p2 p3 (NOT p1)), (X (NOT (AND (NOT p0) (NOT p3) (NOT p1)))), (X (AND (NOT p0) p2 p3 (NOT p1))), (X (NOT (OR (AND (NOT p0) (NOT p2) (NOT p1)) (AND (NOT p0) (NOT p3) (NOT p1))))), (X (AND (NOT p0) p3 (NOT p1))), (X (X (NOT (AND (NOT p0) (NOT p3) (NOT p1))))), (X (X (AND (NOT p0) p2 p3 (NOT p1)))), (X (X (NOT (OR (AND (NOT p0) (NOT p2) (NOT p1)) (AND (NOT p0) (NOT p3) (NOT p1)))))), (X (X (AND (NOT p0) p3 (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 317 ms. Reduced automaton from 3 states, 6 edges and 4 AP (stutter sensitive) to 3 states, 5 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 137 ms :[(AND (NOT p0) (NOT p1) (NOT p3)), (OR (AND (NOT p0) (NOT p1) (NOT p3)) (AND (NOT p0) (NOT p1) (NOT p2))), (AND (NOT p0) (NOT p1) (NOT p3))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 804 ms. (steps per millisecond=12 ) 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 78 ms. (steps per millisecond=128 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-17 07:22:47] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 07:22:47] [INFO ] Invariant cache hit.
[2023-03-17 07:22:47] [INFO ] [Real]Absence check using 18 positive place invariants in 16 ms returned sat
[2023-03-17 07:23:09] [INFO ] After 21909ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-17 07:23:10] [INFO ] State equation strengthened by 2342 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-17 07:23:12] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 07:23:12] [INFO ] After 25028ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 5 out of 1429 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Drop transitions removed 512 transitions
Reduce isomorphic transitions removed 512 transitions.
Iterating post reduction 0 with 512 rules applied. Total rules applied 512 place count 1429 transition count 150573
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 513 place count 1428 transition count 150572
Applied a total of 513 rules in 2402 ms. Remains 1428 /1429 variables (removed 1) and now considering 150572/151085 (removed 513) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2406 ms. Remains : 1428/1429 places, 150572/151085 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 810 ms. (steps per millisecond=12 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 68 ms. (steps per millisecond=147 ) properties (out of 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
Interrupted probabilistic random walk after 5530 steps, run timeout after 3002 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 5530 steps, saw 5127 distinct states, run finished after 3004 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-17 07:23:19] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
// Phase 1: matrix 84689 rows 1428 cols
[2023-03-17 07:23:19] [INFO ] Computed 18 place invariants in 288 ms
[2023-03-17 07:23:19] [INFO ] [Real]Absence check using 18 positive place invariants in 15 ms returned sat
[2023-03-17 07:23:42] [INFO ] After 22536ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-17 07:23:42] [INFO ] State equation strengthened by 773 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-17 07:23:44] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 07:23:44] [INFO ] After 25030ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 5 out of 1428 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1428/1428 places, 150572/150572 transitions.
Applied a total of 0 rules in 1078 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/150572 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1078 ms. Remains : 1428/1428 places, 150572/150572 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1428/1428 places, 150572/150572 transitions.
Applied a total of 0 rules in 1081 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/150572 (removed 0) transitions.
[2023-03-17 07:23:46] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-17 07:23:46] [INFO ] Invariant cache hit.
[2023-03-17 07:23:54] [INFO ] Implicit Places using invariants in 8012 ms returned []
Implicit Place search using SMT only with invariants took 8015 ms to find 0 implicit places.
[2023-03-17 07:23:54] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-17 07:23:54] [INFO ] Invariant cache hit.
[2023-03-17 07:24:24] [INFO ] Performed 94517/150572 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 07:24:43] [INFO ] Dead Transitions using invariants and state equation in 49050 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58169 ms. Remains : 1428/1428 places, 150572/150572 transitions.
Knowledge obtained : [(AND (NOT p0) p2 p3 (NOT p1)), (X (NOT (AND (NOT p0) (NOT p3) (NOT p1)))), (X (AND (NOT p0) p2 p3 (NOT p1))), (X (NOT (OR (AND (NOT p0) (NOT p2) (NOT p1)) (AND (NOT p0) (NOT p3) (NOT p1))))), (X (AND (NOT p0) p3 (NOT p1))), (X (X (NOT (AND (NOT p0) (NOT p3) (NOT p1))))), (X (X (AND (NOT p0) p2 p3 (NOT p1)))), (X (X (NOT (OR (AND (NOT p0) (NOT p2) (NOT p1)) (AND (NOT p0) (NOT p3) (NOT p1)))))), (X (X (AND (NOT p0) p3 (NOT p1))))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) (NOT p1) p3))), (F (NOT (AND (NOT p0) (NOT p1) p3 p2)))]
Knowledge based reduction with 9 factoid took 508 ms. Reduced automaton from 3 states, 5 edges and 4 AP (stutter sensitive) to 3 states, 5 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 126 ms :[(AND (NOT p0) (NOT p1) (NOT p3)), (OR (AND (NOT p0) (NOT p1) (NOT p3)) (AND (NOT p0) (NOT p1) (NOT p2))), (AND (NOT p0) (NOT p1) (NOT p3))]
Stuttering acceptance computed with spot in 114 ms :[(AND (NOT p0) (NOT p1) (NOT p3)), (OR (AND (NOT p0) (NOT p1) (NOT p3)) (AND (NOT p0) (NOT p1) (NOT p2))), (AND (NOT p0) (NOT p1) (NOT p3))]
Support contains 5 out of 1429 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Applied a total of 0 rules in 634 ms. Remains 1429 /1429 variables (removed 0) and now considering 151085/151085 (removed 0) transitions.
[2023-03-17 07:24:45] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
// Phase 1: matrix 84691 rows 1429 cols
[2023-03-17 07:24:45] [INFO ] Computed 18 place invariants in 271 ms
[2023-03-17 07:24:54] [INFO ] Implicit Places using invariants in 8529 ms returned []
Implicit Place search using SMT only with invariants took 8532 ms to find 0 implicit places.
[2023-03-17 07:24:54] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 07:24:54] [INFO ] Invariant cache hit.
[2023-03-17 07:25:24] [INFO ] Performed 93071/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 07:25:42] [INFO ] Dead Transitions using invariants and state equation in 48243 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 57416 ms. Remains : 1429/1429 places, 151085/151085 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1) p3 p2), (X (AND (NOT p0) (NOT p1) p3)), (X (NOT (AND (NOT p0) (NOT p1) (NOT p3)))), (X (X (NOT (OR (AND (NOT p0) (NOT p1) (NOT p3)) (AND (NOT p0) (NOT p1) (NOT p2)))))), (X (X (AND (NOT p0) (NOT p1) p3))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p3))))), (X (X (AND (NOT p0) (NOT p1) p3 p2)))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 266 ms. Reduced automaton from 3 states, 5 edges and 4 AP (stutter sensitive) to 3 states, 5 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 126 ms :[(AND (NOT p0) (NOT p1) (NOT p3)), (OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p1) (NOT p3))), (AND (NOT p0) (NOT p1) (NOT p3))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 727 ms. (steps per millisecond=13 ) properties (out of 4) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 74 ms. (steps per millisecond=135 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-17 07:25:44] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 07:25:44] [INFO ] Invariant cache hit.
[2023-03-17 07:25:45] [INFO ] [Real]Absence check using 18 positive place invariants in 15 ms returned sat
[2023-03-17 07:26:06] [INFO ] After 21768ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-17 07:26:08] [INFO ] State equation strengthened by 2342 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-17 07:26:09] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 07:26:09] [INFO ] After 25030ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 5 out of 1429 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Drop transitions removed 512 transitions
Reduce isomorphic transitions removed 512 transitions.
Iterating post reduction 0 with 512 rules applied. Total rules applied 512 place count 1429 transition count 150573
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 513 place count 1428 transition count 150572
Applied a total of 513 rules in 2398 ms. Remains 1428 /1429 variables (removed 1) and now considering 150572/151085 (removed 513) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2402 ms. Remains : 1428/1429 places, 150572/151085 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 850 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 76 ms. (steps per millisecond=131 ) properties (out of 2) 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 2) seen :0
Interrupted probabilistic random walk after 5746 steps, run timeout after 3003 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 5746 steps, saw 5325 distinct states, run finished after 3003 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-17 07:26:16] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
// Phase 1: matrix 84689 rows 1428 cols
[2023-03-17 07:26:17] [INFO ] Computed 18 place invariants in 284 ms
[2023-03-17 07:26:17] [INFO ] [Real]Absence check using 18 positive place invariants in 16 ms returned sat
[2023-03-17 07:26:38] [INFO ] After 21703ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-17 07:26:39] [INFO ] State equation strengthened by 773 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-17 07:26:42] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 07:26:42] [INFO ] After 25028ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 5 out of 1428 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1428/1428 places, 150572/150572 transitions.
Applied a total of 0 rules in 1045 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/150572 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1046 ms. Remains : 1428/1428 places, 150572/150572 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1428/1428 places, 150572/150572 transitions.
Applied a total of 0 rules in 1049 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/150572 (removed 0) transitions.
[2023-03-17 07:26:44] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-17 07:26:44] [INFO ] Invariant cache hit.
[2023-03-17 07:26:52] [INFO ] Implicit Places using invariants in 7919 ms returned []
Implicit Place search using SMT only with invariants took 7930 ms to find 0 implicit places.
[2023-03-17 07:26:52] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-17 07:26:52] [INFO ] Invariant cache hit.
[2023-03-17 07:27:22] [INFO ] Performed 99083/150572 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 07:27:38] [INFO ] Dead Transitions using invariants and state equation in 45920 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 54913 ms. Remains : 1428/1428 places, 150572/150572 transitions.
Knowledge obtained : [(AND (NOT p0) (NOT p1) p3 p2), (X (AND (NOT p0) (NOT p1) p3)), (X (NOT (AND (NOT p0) (NOT p1) (NOT p3)))), (X (X (NOT (OR (AND (NOT p0) (NOT p1) (NOT p3)) (AND (NOT p0) (NOT p1) (NOT p2)))))), (X (X (AND (NOT p0) (NOT p1) p3))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p3))))), (X (X (AND (NOT p0) (NOT p1) p3 p2)))]
False Knowledge obtained : [(F (NOT (AND (NOT p1) (NOT p0) p3))), (F (NOT (AND (NOT p1) p2 (NOT p0) p3)))]
Knowledge based reduction with 7 factoid took 309 ms. Reduced automaton from 3 states, 5 edges and 4 AP (stutter sensitive) to 3 states, 5 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 120 ms :[(AND (NOT p0) (NOT p1) (NOT p3)), (OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p1) (NOT p3))), (AND (NOT p0) (NOT p1) (NOT p3))]
Stuttering acceptance computed with spot in 115 ms :[(AND (NOT p0) (NOT p1) (NOT p3)), (OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p1) (NOT p3))), (AND (NOT p0) (NOT p1) (NOT p3))]
Stuttering acceptance computed with spot in 124 ms :[(AND (NOT p0) (NOT p1) (NOT p3)), (OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p1) (NOT p3))), (AND (NOT p0) (NOT p1) (NOT p3))]
Product exploration explored 100000 steps with 104 reset in 7466 ms.
Product exploration explored 100000 steps with 101 reset in 7554 ms.
Applying partial POR strategy [false, true, true]
Stuttering acceptance computed with spot in 120 ms :[(AND (NOT p0) (NOT p1) (NOT p3)), (OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p1) (NOT p3))), (AND (NOT p0) (NOT p1) (NOT p3))]
Support contains 5 out of 1429 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Applied a total of 0 rules in 1157 ms. Remains 1429 /1429 variables (removed 0) and now considering 151085/151085 (removed 0) transitions.
[2023-03-17 07:27:55] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
// Phase 1: matrix 84691 rows 1429 cols
[2023-03-17 07:27:55] [INFO ] Computed 18 place invariants in 259 ms
[2023-03-17 07:28:25] [INFO ] Performed 95470/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 07:28:42] [INFO ] Dead Transitions using invariants and state equation in 47195 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 48356 ms. Remains : 1429/1429 places, 151085/151085 transitions.
Support contains 5 out of 1429 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Applied a total of 0 rules in 556 ms. Remains 1429 /1429 variables (removed 0) and now considering 151085/151085 (removed 0) transitions.
[2023-03-17 07:28:43] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 07:28:43] [INFO ] Invariant cache hit.
[2023-03-17 07:28:51] [INFO ] Implicit Places using invariants in 8110 ms returned []
Implicit Place search using SMT only with invariants took 8113 ms to find 0 implicit places.
[2023-03-17 07:28:51] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 07:28:51] [INFO ] Invariant cache hit.
[2023-03-17 07:29:21] [INFO ] Performed 99440/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 07:29:37] [INFO ] Dead Transitions using invariants and state equation in 46386 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 55059 ms. Remains : 1429/1429 places, 151085/151085 transitions.
Treatment of property RERS17pb114-PT-8-LTLCardinality-05 finished in 493319 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G((p0&&(p1 U (p2||G(p1)))))||(p0&&(p1 U (p2||G(p1)))&&F(p3)))))'
Support contains 5 out of 1429 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Applied a total of 0 rules in 697 ms. Remains 1429 /1429 variables (removed 0) and now considering 151085/151085 (removed 0) transitions.
[2023-03-17 07:29:45] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 07:29:45] [INFO ] Invariant cache hit.
[2023-03-17 07:29:54] [INFO ] Implicit Places using invariants in 8541 ms returned []
Implicit Place search using SMT only with invariants took 8541 ms to find 0 implicit places.
[2023-03-17 07:29:54] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 07:29:54] [INFO ] Invariant cache hit.
[2023-03-17 07:30:24] [INFO ] Performed 95431/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 07:30:41] [INFO ] Dead Transitions using invariants and state equation in 47351 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 56597 ms. Remains : 1429/1429 places, 151085/151085 transitions.
Stuttering acceptance computed with spot in 234 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), true, (AND (NOT p2) (NOT p1)), (OR (AND (NOT p1) (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p3))), (NOT p3)]
Running random walk in product with property : RERS17pb114-PT-8-LTLCardinality-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(OR (NOT p0) (AND (NOT p2) (NOT p1))), acceptance={} source=1 dest: 2}, { cond=(AND p0 (NOT p2) p1), acceptance={} source=1 dest: 3}, { cond=(OR (AND p0 p2 (NOT p3)) (AND p0 p1 (NOT p3))), acceptance={} source=1 dest: 4}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(AND (NOT p2) (NOT p1)), acceptance={} source=3 dest: 2}, { cond=(AND (NOT p2) p1), acceptance={} source=3 dest: 3}], [{ cond=(OR (AND p0 p2 (NOT p3)) (AND p0 p1 (NOT p3))), acceptance={} source=4 dest: 4}, { cond=(OR (AND (NOT p0) (NOT p3)) (AND (NOT p2) (NOT p1) (NOT p3))), acceptance={} source=4 dest: 5}], [{ cond=(NOT p3), acceptance={0} source=5 dest: 5}]], initial=0, aps=[p0:(OR (LEQ s1028 s31) (LEQ 3 s1221)), p2:(AND (GT 2 s1380) (GT 3 s1221)), p1:(GT 3 s1221), p3:(GT 1 s519)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration timeout after 52070 steps with 26035 reset in 10002 ms.
Product exploration timeout after 47610 steps with 23805 reset in 10001 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 p2 p1 p3), (X (NOT (OR (NOT p0) (AND (NOT p2) (NOT p1))))), (X (NOT (AND p0 (NOT p2) p1))), (X (NOT (OR (AND p0 p2 (NOT p3)) (AND p0 p1 (NOT p3))))), true, (X (X (NOT (AND (NOT p2) p1)))), (X (X (NOT (OR (AND (NOT p0) (NOT p3)) (AND (NOT p2) (NOT p1) (NOT p3)))))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT (OR (AND p0 p2 (NOT p3)) (AND p0 p1 (NOT p3))))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (NOT (OR (AND p0 p2 (NOT p3)) (AND p0 p1 (NOT p3)))))
Knowledge based reduction with 9 factoid took 175 ms. Reduced automaton from 6 states, 10 edges and 4 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA RERS17pb114-PT-8-LTLCardinality-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property RERS17pb114-PT-8-LTLCardinality-07 finished in 77837 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)||G(p1)))'
Support contains 4 out of 1429 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Applied a total of 0 rules in 1185 ms. Remains 1429 /1429 variables (removed 0) and now considering 151085/151085 (removed 0) transitions.
[2023-03-17 07:31:03] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 07:31:03] [INFO ] Invariant cache hit.
[2023-03-17 07:31:12] [INFO ] Implicit Places using invariants in 8579 ms returned []
Implicit Place search using SMT only with invariants took 8581 ms to find 0 implicit places.
[2023-03-17 07:31:12] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 07:31:12] [INFO ] Invariant cache hit.
[2023-03-17 07:31:42] [INFO ] Performed 92798/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 07:32:02] [INFO ] Dead Transitions using invariants and state equation in 49489 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 59260 ms. Remains : 1429/1429 places, 151085/151085 transitions.
Stuttering acceptance computed with spot in 132 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p0)]
Running random walk in product with property : RERS17pb114-PT-8-LTLCardinality-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p1), acceptance={} source=1 dest: 0}, { cond=p1, acceptance={} source=1 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=2 dest: 1}, { cond=(AND p0 p1), acceptance={} source=2 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={} source=2 dest: 3}], [{ cond=(NOT p0), acceptance={} source=3 dest: 0}, { cond=p0, acceptance={} source=3 dest: 3}]], initial=2, aps=[p1:(LEQ s864 s936), p0:(LEQ s262 s345)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][true, true, true, true]]
Entered a terminal (fully accepting) state of product in 3843 steps with 0 reset in 313 ms.
FORMULA RERS17pb114-PT-8-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb114-PT-8-LTLCardinality-08 finished in 60188 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 3 out of 1429 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 1034 ms. Remains 1428 /1429 variables (removed 1) and now considering 151084/151085 (removed 1) transitions.
[2023-03-17 07:32:03] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
// Phase 1: matrix 84690 rows 1428 cols
[2023-03-17 07:32:04] [INFO ] Computed 18 place invariants in 238 ms
[2023-03-17 07:32:12] [INFO ] Implicit Places using invariants in 8387 ms returned []
Implicit Place search using SMT only with invariants took 8388 ms to find 0 implicit places.
[2023-03-17 07:32:12] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-17 07:32:12] [INFO ] Invariant cache hit.
[2023-03-17 07:32:42] [INFO ] Performed 98956/151084 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 07:32:58] [INFO ] Dead Transitions using invariants and state equation in 45908 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 55333 ms. Remains : 1428/1429 places, 151084/151085 transitions.
Stuttering acceptance computed with spot in 120 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : RERS17pb114-PT-8-LTLCardinality-09 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=p1, acceptance={} source=2 dest: 2}, { cond=(NOT p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(GT s596 s810), p1:(LEQ 2 s17)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 7 ms.
FORMULA RERS17pb114-PT-8-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb114-PT-8-LTLCardinality-09 finished in 55868 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)||(X(F(p1))&&F((p1&&X(G(p0))))))))'
Support contains 3 out of 1429 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Applied a total of 0 rules in 550 ms. Remains 1429 /1429 variables (removed 0) and now considering 151085/151085 (removed 0) transitions.
[2023-03-17 07:32:59] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
// Phase 1: matrix 84691 rows 1429 cols
[2023-03-17 07:32:59] [INFO ] Computed 18 place invariants in 246 ms
[2023-03-17 07:33:07] [INFO ] Implicit Places using invariants in 8040 ms returned []
Implicit Place search using SMT only with invariants took 8042 ms to find 0 implicit places.
[2023-03-17 07:33:07] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 07:33:07] [INFO ] Invariant cache hit.
[2023-03-17 07:33:37] [INFO ] Performed 99512/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 07:33:53] [INFO ] Dead Transitions using invariants and state equation in 45829 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 54427 ms. Remains : 1429/1429 places, 151085/151085 transitions.
Stuttering acceptance computed with spot in 181 ms :[(NOT p0), (NOT p0), (NOT p0), (OR (NOT p1) (NOT p0)), (NOT p0)]
Running random walk in product with property : RERS17pb114-PT-8-LTLCardinality-10 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 p1 (NOT p0)), acceptance={} source=2 dest: 4}], [{ cond=(NOT p1), acceptance={0} source=3 dest: 3}, { cond=p1, acceptance={0} source=3 dest: 4}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=4 dest: 3}, { cond=p0, acceptance={} source=4 dest: 4}, { cond=(AND p1 (NOT p0)), acceptance={0} source=4 dest: 4}]], initial=0, aps=[p1:(LEQ 1 s572), p0:(LEQ s536 s936)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration timeout after 59710 steps with 19903 reset in 10001 ms.
Product exploration timeout after 63310 steps with 21103 reset in 10002 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p1) p0), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND p1 (NOT p0)))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (X (NOT (AND p1 (NOT p0)))))
Knowledge based reduction with 3 factoid took 181 ms. Reduced automaton from 5 states, 9 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA RERS17pb114-PT-8-LTLCardinality-10 TRUE TECHNIQUES KNOWLEDGE
Treatment of property RERS17pb114-PT-8-LTLCardinality-10 finished in 75525 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((p2||X(p3)))))'
Support contains 6 out of 1429 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Applied a total of 0 rules in 553 ms. Remains 1429 /1429 variables (removed 0) and now considering 151085/151085 (removed 0) transitions.
[2023-03-17 07:34:14] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 07:34:14] [INFO ] Invariant cache hit.
[2023-03-17 07:34:22] [INFO ] Implicit Places using invariants in 8035 ms returned []
Implicit Place search using SMT only with invariants took 8036 ms to find 0 implicit places.
[2023-03-17 07:34:22] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 07:34:22] [INFO ] Invariant cache hit.
[2023-03-17 07:34:53] [INFO ] Performed 96178/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 07:35:10] [INFO ] Dead Transitions using invariants and state equation in 47160 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 55752 ms. Remains : 1429/1429 places, 151085/151085 transitions.
Stuttering acceptance computed with spot in 249 ms :[(AND (NOT p2) (NOT p3)), (NOT p3), (AND (NOT p2) (NOT p3)), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p3))), true, (NOT p1), (NOT p1)]
Running random walk in product with property : RERS17pb114-PT-8-LTLCardinality-12 automaton TGBA Formula[mat=[[{ cond=(OR p1 p0), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p2) (NOT p1) (NOT p0)), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 2}, { cond=(OR (AND (NOT p2) p1) (AND (NOT p2) p0)), acceptance={0} source=0 dest: 3}], [{ cond=(NOT p3), acceptance={} source=1 dest: 4}], [{ cond=(NOT p2), acceptance={} source=2 dest: 1}, { cond=true, acceptance={} source=2 dest: 2}], [{ cond=(OR (AND p1 (NOT p3)) (AND p0 (NOT p3))), acceptance={} source=3 dest: 0}, { cond=(OR (AND (NOT p2) p1 (NOT p3)) (AND (NOT p2) p0 (NOT p3))), acceptance={0} source=3 dest: 3}, { cond=(AND (NOT p1) (NOT p0) (NOT p3)), acceptance={} source=3 dest: 4}, { cond=(AND (NOT p1) p0 (NOT p3)), acceptance={} source=3 dest: 5}, { cond=(OR (AND p1 (NOT p3)) (AND p0 (NOT p3))), acceptance={} source=3 dest: 6}], [{ cond=true, acceptance={0} source=4 dest: 4}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=5 dest: 4}, { cond=(AND (NOT p1) p0), acceptance={0} source=5 dest: 5}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=6 dest: 4}, { cond=(AND (NOT p1) p0), acceptance={} source=6 dest: 5}, { cond=(OR p1 p0), acceptance={} source=6 dest: 6}]], initial=0, aps=[p1:(LEQ 3 s438), p0:(LEQ s752 s876), p2:(GT s968 s1020), p3:(GT 2 s581)], 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 timeout after 62660 steps with 20917 reset in 10001 ms.
Product exploration timeout after 59790 steps with 19981 reset in 10002 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p1) p0 (NOT p2) p3), (X (NOT (AND (NOT p1) p0 (NOT p3)))), (X (NOT (AND (NOT p2) (NOT p1) (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p0) (NOT p3)))), (X (NOT (OR (AND (NOT p2) p1 (NOT p3)) (AND (NOT p2) p0 (NOT p3))))), (X p3), (X (NOT (OR (AND p1 (NOT p3)) (AND p0 (NOT p3))))), (X (OR p1 p0)), (X (NOT p2)), (X (NOT (AND (NOT p1) (NOT p0)))), (X (OR (AND (NOT p2) p1) (AND (NOT p2) p0))), (X (X (NOT (AND (NOT p1) p0 (NOT p3))))), true, (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p3))))), (X (X (NOT (OR (AND (NOT p2) p1 (NOT p3)) (AND (NOT p2) p0 (NOT p3)))))), (X (X p3)), (X (X (NOT (OR (AND p1 (NOT p3)) (AND p0 (NOT p3)))))), (X (X (AND (NOT p1) p0))), (X (X (OR p1 p0))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (OR (AND (NOT p2) p1) (AND (NOT p2) p0))))]
False Knowledge obtained : []
Knowledge based reduction with 23 factoid took 1273 ms. Reduced automaton from 7 states, 18 edges and 4 AP (stutter sensitive) to 7 states, 18 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 256 ms :[(AND (NOT p2) (NOT p3)), (NOT p3), (AND (NOT p2) (NOT p3)), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p3))), true, (NOT p1), (NOT p1)]
Finished random walk after 4601 steps, including 1 resets, run visited all 11 properties in 334 ms. (steps per millisecond=13 )
Knowledge obtained : [(AND (NOT p1) p0 (NOT p2) p3), (X (NOT (AND (NOT p1) p0 (NOT p3)))), (X (NOT (AND (NOT p2) (NOT p1) (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p0) (NOT p3)))), (X (NOT (OR (AND (NOT p2) p1 (NOT p3)) (AND (NOT p2) p0 (NOT p3))))), (X p3), (X (NOT (OR (AND p1 (NOT p3)) (AND p0 (NOT p3))))), (X (OR p1 p0)), (X (NOT p2)), (X (NOT (AND (NOT p1) (NOT p0)))), (X (OR (AND (NOT p2) p1) (AND (NOT p2) p0))), (X (X (NOT (AND (NOT p1) p0 (NOT p3))))), true, (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p3))))), (X (X (NOT (OR (AND (NOT p2) p1 (NOT p3)) (AND (NOT p2) p0 (NOT p3)))))), (X (X p3)), (X (X (NOT (OR (AND p1 (NOT p3)) (AND p0 (NOT p3)))))), (X (X (AND (NOT p1) p0))), (X (X (OR p1 p0))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (OR (AND (NOT p2) p1) (AND (NOT p2) p0))))]
False Knowledge obtained : [(F (NOT p3)), (F (NOT (OR (AND p1 (NOT p2)) (AND (NOT p2) p0)))), (F (OR (AND p1 (NOT p3)) (AND p0 (NOT p3)))), (F p2), (F (NOT (OR p1 p0))), (F (AND (NOT p1) (NOT p0))), (F (AND (NOT p1) (NOT p2) (NOT p0))), (F (AND (NOT p1) (NOT p0) (NOT p3))), (F (NOT (AND (NOT p1) p0))), (F (OR (AND p1 (NOT p2) (NOT p3)) (AND (NOT p2) p0 (NOT p3)))), (F (AND (NOT p1) p0 (NOT p3)))]
Knowledge based reduction with 23 factoid took 1377 ms. Reduced automaton from 7 states, 18 edges and 4 AP (stutter sensitive) to 7 states, 18 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 338 ms :[(AND (NOT p2) (NOT p3)), (NOT p3), (AND (NOT p2) (NOT p3)), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p3))), true, (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 228 ms :[(AND (NOT p2) (NOT p3)), (NOT p3), (AND (NOT p2) (NOT p3)), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p3))), true, (NOT p1), (NOT p1)]
Support contains 6 out of 1429 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Applied a total of 0 rules in 557 ms. Remains 1429 /1429 variables (removed 0) and now considering 151085/151085 (removed 0) transitions.
[2023-03-17 07:35:36] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 07:35:36] [INFO ] Invariant cache hit.
[2023-03-17 07:35:44] [INFO ] Implicit Places using invariants in 8505 ms returned []
Implicit Place search using SMT only with invariants took 8506 ms to find 0 implicit places.
[2023-03-17 07:35:44] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 07:35:44] [INFO ] Invariant cache hit.
[2023-03-17 07:36:14] [INFO ] Performed 98608/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 07:36:30] [INFO ] Dead Transitions using invariants and state equation in 46300 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 55367 ms. Remains : 1429/1429 places, 151085/151085 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p1) p0 (NOT p2) p3), (X (NOT (AND (NOT p1) p0 (NOT p3)))), (X (OR (AND p1 (NOT p2)) (AND (NOT p2) p0))), (X (NOT (AND (NOT p1) (NOT p0) (NOT p3)))), (X p3), (X (NOT (OR (AND p1 (NOT p3)) (AND p0 (NOT p3))))), (X (OR p1 p0)), (X (NOT p2)), (X (NOT (AND (NOT p1) (NOT p2) (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (OR (AND p1 (NOT p2) (NOT p3)) (AND (NOT p2) p0 (NOT p3))))), (X (X (NOT (AND (NOT p1) p0 (NOT p3))))), true, (X (X (OR (AND p1 (NOT p2)) (AND (NOT p2) p0)))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p3))))), (X (X p3)), (X (X (NOT (OR (AND p1 (NOT p3)) (AND p0 (NOT p3)))))), (X (X (AND (NOT p1) p0))), (X (X (OR p1 p0))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (OR (AND p1 (NOT p2) (NOT p3)) (AND (NOT p2) p0 (NOT p3))))))]
False Knowledge obtained : []
Knowledge based reduction with 23 factoid took 1116 ms. Reduced automaton from 7 states, 18 edges and 4 AP (stutter sensitive) to 7 states, 18 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 209 ms :[(AND (NOT p2) (NOT p3)), (NOT p3), (AND (NOT p2) (NOT p3)), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p3))), true, (NOT p1), (NOT p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 689 ms. (steps per millisecond=14 ) properties (out of 11) seen :10
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
Running SMT prover for 1 properties.
[2023-03-17 07:36:34] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 07:36:34] [INFO ] Invariant cache hit.
[2023-03-17 07:36:34] [INFO ] After 140ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-17 07:36:34] [INFO ] [Nat]Absence check using 18 positive place invariants in 11 ms returned sat
[2023-03-17 07:36:55] [INFO ] After 20657ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-17 07:36:56] [INFO ] State equation strengthened by 2342 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-17 07:36:59] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 07:36:59] [INFO ] After 25025ms 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 1429 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Drop transitions removed 512 transitions
Reduce isomorphic transitions removed 512 transitions.
Iterating post reduction 0 with 512 rules applied. Total rules applied 512 place count 1429 transition count 150573
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 513 place count 1428 transition count 150572
Applied a total of 513 rules in 2311 ms. Remains 1428 /1429 variables (removed 1) and now considering 150572/151085 (removed 513) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2315 ms. Remains : 1428/1429 places, 150572/151085 transitions.
Finished random walk after 5768 steps, including 1 resets, run visited all 1 properties in 348 ms. (steps per millisecond=16 )
Knowledge obtained : [(AND (NOT p1) p0 (NOT p2) p3), (X (NOT (AND (NOT p1) p0 (NOT p3)))), (X (OR (AND p1 (NOT p2)) (AND (NOT p2) p0))), (X (NOT (AND (NOT p1) (NOT p0) (NOT p3)))), (X p3), (X (NOT (OR (AND p1 (NOT p3)) (AND p0 (NOT p3))))), (X (OR p1 p0)), (X (NOT p2)), (X (NOT (AND (NOT p1) (NOT p2) (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (OR (AND p1 (NOT p2) (NOT p3)) (AND (NOT p2) p0 (NOT p3))))), (X (X (NOT (AND (NOT p1) p0 (NOT p3))))), true, (X (X (OR (AND p1 (NOT p2)) (AND (NOT p2) p0)))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p3))))), (X (X p3)), (X (X (NOT (OR (AND p1 (NOT p3)) (AND p0 (NOT p3)))))), (X (X (AND (NOT p1) p0))), (X (X (OR p1 p0))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (OR (AND p1 (NOT p2) (NOT p3)) (AND (NOT p2) p0 (NOT p3))))))]
False Knowledge obtained : [(F (NOT p3)), (F (NOT (OR (AND p1 (NOT p2)) (AND (NOT p2) p0)))), (F (OR (AND p1 (NOT p3)) (AND p0 (NOT p3)))), (F p2), (F (NOT (OR p1 p0))), (F (AND (NOT p1) (NOT p0))), (F (AND (NOT p1) (NOT p2) (NOT p0))), (F (AND (NOT p1) (NOT p0) (NOT p3))), (F (NOT (AND (NOT p1) p0))), (F (OR (AND p1 (NOT p2) (NOT p3)) (AND (NOT p2) p0 (NOT p3)))), (F (AND (NOT p1) p0 (NOT p3)))]
Knowledge based reduction with 23 factoid took 1501 ms. Reduced automaton from 7 states, 18 edges and 4 AP (stutter sensitive) to 7 states, 18 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 250 ms :[(AND (NOT p2) (NOT p3)), (NOT p3), (AND (NOT p2) (NOT p3)), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p3))), true, (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 232 ms :[(AND (NOT p2) (NOT p3)), (NOT p3), (AND (NOT p2) (NOT p3)), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p3))), true, (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 234 ms :[(AND (NOT p2) (NOT p3)), (NOT p3), (AND (NOT p2) (NOT p3)), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p3))), true, (NOT p1), (NOT p1)]
Product exploration timeout after 62400 steps with 20684 reset in 10002 ms.
Product exploration timeout after 62530 steps with 20798 reset in 10001 ms.
Applying partial POR strategy [false, true, false, false, true, true, true]
Stuttering acceptance computed with spot in 236 ms :[(AND (NOT p2) (NOT p3)), (NOT p3), (AND (NOT p2) (NOT p3)), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p3))), true, (NOT p1), (NOT p1)]
Support contains 6 out of 1429 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Applied a total of 0 rules in 1010 ms. Remains 1429 /1429 variables (removed 0) and now considering 151085/151085 (removed 0) transitions.
[2023-03-17 07:37:26] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 07:37:26] [INFO ] Invariant cache hit.
[2023-03-17 07:37:56] [INFO ] Performed 97934/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 07:38:12] [INFO ] Dead Transitions using invariants and state equation in 46588 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 47603 ms. Remains : 1429/1429 places, 151085/151085 transitions.
Support contains 6 out of 1429 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Applied a total of 0 rules in 566 ms. Remains 1429 /1429 variables (removed 0) and now considering 151085/151085 (removed 0) transitions.
[2023-03-17 07:38:13] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 07:38:13] [INFO ] Invariant cache hit.
[2023-03-17 07:38:21] [INFO ] Implicit Places using invariants in 8341 ms returned []
Implicit Place search using SMT only with invariants took 8343 ms to find 0 implicit places.
[2023-03-17 07:38:21] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 07:38:21] [INFO ] Invariant cache hit.
[2023-03-17 07:38:51] [INFO ] Performed 99406/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 07:39:07] [INFO ] Dead Transitions using invariants and state equation in 46006 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 54919 ms. Remains : 1429/1429 places, 151085/151085 transitions.
Treatment of property RERS17pb114-PT-8-LTLCardinality-12 finished in 299796 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((X(p0) U (F(p1)&&X(G(!p0))))))'
Support contains 3 out of 1429 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Applied a total of 0 rules in 602 ms. Remains 1429 /1429 variables (removed 0) and now considering 151085/151085 (removed 0) transitions.
[2023-03-17 07:39:14] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 07:39:14] [INFO ] Invariant cache hit.
[2023-03-17 07:39:22] [INFO ] Implicit Places using invariants in 8246 ms returned []
Implicit Place search using SMT only with invariants took 8247 ms to find 0 implicit places.
[2023-03-17 07:39:23] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 07:39:23] [INFO ] Invariant cache hit.
[2023-03-17 07:39:53] [INFO ] Performed 98875/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 07:40:09] [INFO ] Dead Transitions using invariants and state equation in 46057 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 54911 ms. Remains : 1429/1429 places, 151085/151085 transitions.
Stuttering acceptance computed with spot in 156 ms :[(OR (NOT p1) p0), (NOT p1), p0, p0, true]
Running random walk in product with property : RERS17pb114-PT-8-LTLCardinality-13 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p1), acceptance={} source=0 dest: 1}, { cond=true, acceptance={} source=0 dest: 2}], [{ cond=(NOT p1), acceptance={0} source=1 dest: 1}], [{ cond=(AND (NOT p1) p0), acceptance={} source=2 dest: 1}, { cond=(NOT p0), acceptance={} source=2 dest: 2}, { cond=p0, acceptance={0} source=2 dest: 2}, { cond=(NOT p0), acceptance={} source=2 dest: 3}], [{ cond=p0, acceptance={} source=3 dest: 4}], [{ cond=true, acceptance={0} source=4 dest: 4}]], initial=0, aps=[p1:(LEQ 3 s510), p0:(GT s565 s764)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Stuttering criterion allowed to conclude after 4 steps with 1 reset in 5 ms.
FORMULA RERS17pb114-PT-8-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb114-PT-8-LTLCardinality-13 finished in 55483 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 1 out of 1429 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Applied a total of 0 rules in 589 ms. Remains 1429 /1429 variables (removed 0) and now considering 151085/151085 (removed 0) transitions.
[2023-03-17 07:40:10] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 07:40:10] [INFO ] Invariant cache hit.
[2023-03-17 07:40:18] [INFO ] Implicit Places using invariants in 7984 ms returned []
Implicit Place search using SMT only with invariants took 7985 ms to find 0 implicit places.
[2023-03-17 07:40:18] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
[2023-03-17 07:40:18] [INFO ] Invariant cache hit.
[2023-03-17 07:40:48] [INFO ] Performed 100087/151085 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 07:41:04] [INFO ] Dead Transitions using invariants and state equation in 46193 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 54772 ms. Remains : 1429/1429 places, 151085/151085 transitions.
Stuttering acceptance computed with spot in 77 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : RERS17pb114-PT-8-LTLCardinality-14 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(LEQ 3 s1305)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null][false, false]]
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 4 ms.
FORMULA RERS17pb114-PT-8-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb114-PT-8-LTLCardinality-14 finished in 55265 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((p0||X(p1)||(p2&&G(p3)))))'
Found a Shortening insensitive property : RERS17pb114-PT-8-LTLCardinality-05
Stuttering acceptance computed with spot in 103 ms :[(OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p1) (NOT p3))), (OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p1) (NOT p3))), (AND (NOT p0) (NOT p1) (NOT p3))]
Support contains 5 out of 1429 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 1034 ms. Remains 1428 /1429 variables (removed 1) and now considering 151084/151085 (removed 1) transitions.
[2023-03-17 07:41:06] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
// Phase 1: matrix 84690 rows 1428 cols
[2023-03-17 07:41:06] [INFO ] Computed 18 place invariants in 231 ms
[2023-03-17 07:41:14] [INFO ] Implicit Places using invariants in 8093 ms returned []
Implicit Place search using SMT only with invariants took 8094 ms to find 0 implicit places.
[2023-03-17 07:41:14] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-17 07:41:14] [INFO ] Invariant cache hit.
[2023-03-17 07:41:44] [INFO ] Performed 99479/151084 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 07:42:00] [INFO ] Dead Transitions using invariants and state equation in 45857 ms found 0 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 54988 ms. Remains : 1428/1429 places, 151084/151085 transitions.
Running random walk in product with property : RERS17pb114-PT-8-LTLCardinality-05 automaton TGBA Formula[mat=[[{ cond=(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p3))), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p0) p2 p3), acceptance={} source=0 dest: 2}], [{ cond=(OR (AND (NOT p0) (NOT p2) (NOT p1)) (AND (NOT p0) (NOT p3) (NOT p1))), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p0) p2 p3 (NOT p1)), acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p3) (NOT p1)), acceptance={0} source=2 dest: 1}, { cond=(AND (NOT p0) p3 (NOT p1)), acceptance={} source=2 dest: 2}]], initial=0, aps=[p0:(GT s72 s842), p2:(GT 3 s412), p3:(GT 3 s374), p1:(LEQ 2 s1104)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, cl-invariant], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 106 reset in 7372 ms.
Product exploration explored 100000 steps with 102 reset in 7459 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) p2 p3 (NOT p1)), (X (NOT (AND (NOT p0) (NOT p3) (NOT p1)))), (X (AND (NOT p0) p2 p3 (NOT p1))), (X (NOT (OR (AND (NOT p0) (NOT p2) (NOT p1)) (AND (NOT p0) (NOT p3) (NOT p1))))), (X (AND (NOT p0) p3 (NOT p1))), (X (X (NOT (AND (NOT p0) (NOT p3) (NOT p1))))), (X (X (AND (NOT p0) p2 p3 (NOT p1)))), (X (X (NOT (OR (AND (NOT p0) (NOT p2) (NOT p1)) (AND (NOT p0) (NOT p3) (NOT p1)))))), (X (X (AND (NOT p0) p3 (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 332 ms. Reduced automaton from 3 states, 6 edges and 4 AP (stutter sensitive) to 3 states, 5 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 125 ms :[(AND (NOT p0) (NOT p1) (NOT p3)), (OR (AND (NOT p0) (NOT p1) (NOT p3)) (AND (NOT p0) (NOT p1) (NOT p2))), (AND (NOT p0) (NOT p1) (NOT p3))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 652 ms. (steps per millisecond=15 ) properties (out of 4) seen :2
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 65 ms. (steps per millisecond=153 ) properties (out of 2) 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 2) seen :0
Running SMT prover for 2 properties.
[2023-03-17 07:42:17] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-17 07:42:17] [INFO ] Invariant cache hit.
[2023-03-17 07:42:17] [INFO ] [Real]Absence check using 18 positive place invariants in 16 ms returned sat
[2023-03-17 07:42:39] [INFO ] After 21397ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-17 07:42:39] [INFO ] State equation strengthened by 773 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.LTLLengthAwareSolver.runSLCLLTLTest(LTLLengthAwareSolver.java:100)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:764)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-17 07:42:42] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 07:42:42] [INFO ] After 25024ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 5 out of 1428 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1428/1428 places, 151084/151084 transitions.
Drop transitions removed 512 transitions
Reduce isomorphic transitions removed 512 transitions.
Iterating post reduction 0 with 512 rules applied. Total rules applied 512 place count 1428 transition count 150572
Applied a total of 512 rules in 1286 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/151084 (removed 512) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1289 ms. Remains : 1428/1428 places, 150572/151084 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 702 ms. (steps per millisecond=14 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 69 ms. (steps per millisecond=144 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 5952 steps, run timeout after 3003 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 5952 steps, saw 5512 distinct states, run finished after 3003 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-17 07:42:47] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
// Phase 1: matrix 84689 rows 1428 cols
[2023-03-17 07:42:48] [INFO ] Computed 18 place invariants in 253 ms
[2023-03-17 07:42:48] [INFO ] [Real]Absence check using 18 positive place invariants in 13 ms returned sat
[2023-03-17 07:43:10] [INFO ] After 22146ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-17 07:43:11] [INFO ] State equation strengthened by 773 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.LTLLengthAwareSolver.runSLCLLTLTest(LTLLengthAwareSolver.java:100)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:764)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-17 07:43:13] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 07:43:13] [INFO ] After 25020ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 5 out of 1428 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1428/1428 places, 150572/150572 transitions.
Applied a total of 0 rules in 1135 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/150572 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1135 ms. Remains : 1428/1428 places, 150572/150572 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1428/1428 places, 150572/150572 transitions.
Applied a total of 0 rules in 1074 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/150572 (removed 0) transitions.
[2023-03-17 07:43:15] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-17 07:43:15] [INFO ] Invariant cache hit.
[2023-03-17 07:43:23] [INFO ] Implicit Places using invariants in 8055 ms returned []
Implicit Place search using SMT only with invariants took 8056 ms to find 0 implicit places.
[2023-03-17 07:43:23] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-17 07:43:23] [INFO ] Invariant cache hit.
[2023-03-17 07:43:53] [INFO ] Performed 97645/150572 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 07:44:11] [INFO ] Dead Transitions using invariants and state equation in 47675 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56817 ms. Remains : 1428/1428 places, 150572/150572 transitions.
Knowledge obtained : [(AND (NOT p0) p2 p3 (NOT p1)), (X (NOT (AND (NOT p0) (NOT p3) (NOT p1)))), (X (AND (NOT p0) p2 p3 (NOT p1))), (X (NOT (OR (AND (NOT p0) (NOT p2) (NOT p1)) (AND (NOT p0) (NOT p3) (NOT p1))))), (X (AND (NOT p0) p3 (NOT p1))), (X (X (NOT (AND (NOT p0) (NOT p3) (NOT p1))))), (X (X (AND (NOT p0) p2 p3 (NOT p1)))), (X (X (NOT (OR (AND (NOT p0) (NOT p2) (NOT p1)) (AND (NOT p0) (NOT p3) (NOT p1)))))), (X (X (AND (NOT p0) p3 (NOT p1))))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) (NOT p1) p3))), (F (NOT (AND (NOT p0) (NOT p1) p3 p2)))]
Knowledge based reduction with 9 factoid took 388 ms. Reduced automaton from 3 states, 5 edges and 4 AP (stutter sensitive) to 3 states, 5 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 132 ms :[(AND (NOT p0) (NOT p1) (NOT p3)), (OR (AND (NOT p0) (NOT p1) (NOT p3)) (AND (NOT p0) (NOT p1) (NOT p2))), (AND (NOT p0) (NOT p1) (NOT p3))]
Stuttering acceptance computed with spot in 115 ms :[(AND (NOT p0) (NOT p1) (NOT p3)), (OR (AND (NOT p0) (NOT p1) (NOT p3)) (AND (NOT p0) (NOT p1) (NOT p2))), (AND (NOT p0) (NOT p1) (NOT p3))]
Support contains 5 out of 1428 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1428/1428 places, 151084/151084 transitions.
Applied a total of 0 rules in 552 ms. Remains 1428 /1428 variables (removed 0) and now considering 151084/151084 (removed 0) transitions.
[2023-03-17 07:44:12] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
// Phase 1: matrix 84690 rows 1428 cols
[2023-03-17 07:44:13] [INFO ] Computed 18 place invariants in 261 ms
[2023-03-17 07:44:21] [INFO ] Implicit Places using invariants in 8825 ms returned []
Implicit Place search using SMT only with invariants took 8825 ms to find 0 implicit places.
[2023-03-17 07:44:21] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-17 07:44:21] [INFO ] Invariant cache hit.
[2023-03-17 07:44:51] [INFO ] Performed 97739/151084 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 07:45:09] [INFO ] Dead Transitions using invariants and state equation in 47815 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 57200 ms. Remains : 1428/1428 places, 151084/151084 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) p3 p2), (X (AND (NOT p0) (NOT p1) p3)), (X (NOT (AND (NOT p0) (NOT p1) (NOT p3)))), (X (X (NOT (OR (AND (NOT p0) (NOT p1) (NOT p3)) (AND (NOT p0) (NOT p1) (NOT p2)))))), (X (X (AND (NOT p0) (NOT p1) p3))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p3))))), (X (X (AND (NOT p0) (NOT p1) p3 p2)))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 238 ms. Reduced automaton from 3 states, 5 edges and 4 AP (stutter sensitive) to 3 states, 5 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 122 ms :[(AND (NOT p0) (NOT p1) (NOT p3)), (OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p1) (NOT p3))), (AND (NOT p0) (NOT p1) (NOT p3))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1161 ms. (steps per millisecond=8 ) properties (out of 4) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 92 ms. (steps per millisecond=108 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 93 ms. (steps per millisecond=107 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-17 07:45:12] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-17 07:45:12] [INFO ] Invariant cache hit.
[2023-03-17 07:45:12] [INFO ] [Real]Absence check using 18 positive place invariants in 15 ms returned sat
[2023-03-17 07:45:35] [INFO ] After 23026ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-17 07:45:36] [INFO ] State equation strengthened by 773 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.LTLLengthAwareSolver.runSLCLLTLTest(LTLLengthAwareSolver.java:100)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:764)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-17 07:45:37] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 07:45:37] [INFO ] After 25021ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 5 out of 1428 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1428/1428 places, 151084/151084 transitions.
Drop transitions removed 512 transitions
Reduce isomorphic transitions removed 512 transitions.
Iterating post reduction 0 with 512 rules applied. Total rules applied 512 place count 1428 transition count 150572
Applied a total of 512 rules in 1302 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/151084 (removed 512) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1307 ms. Remains : 1428/1428 places, 150572/151084 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 758 ms. (steps per millisecond=13 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 67 ms. (steps per millisecond=149 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 115 ms. (steps per millisecond=86 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 5841 steps, run timeout after 3004 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 5841 steps, saw 5413 distinct states, run finished after 3004 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-17 07:45:43] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
// Phase 1: matrix 84689 rows 1428 cols
[2023-03-17 07:45:43] [INFO ] Computed 18 place invariants in 255 ms
[2023-03-17 07:45:43] [INFO ] [Real]Absence check using 18 positive place invariants in 17 ms returned sat
[2023-03-17 07:46:06] [INFO ] After 23002ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-17 07:46:07] [INFO ] State equation strengthened by 773 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.LTLLengthAwareSolver.runSLCLLTLTest(LTLLengthAwareSolver.java:100)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:764)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-17 07:46:08] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 07:46:08] [INFO ] After 25033ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 5 out of 1428 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1428/1428 places, 150572/150572 transitions.
Applied a total of 0 rules in 1251 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/150572 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1251 ms. Remains : 1428/1428 places, 150572/150572 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1428/1428 places, 150572/150572 transitions.
Applied a total of 0 rules in 1243 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/150572 (removed 0) transitions.
[2023-03-17 07:46:11] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-17 07:46:11] [INFO ] Invariant cache hit.
[2023-03-17 07:46:19] [INFO ] Implicit Places using invariants in 8739 ms returned []
Implicit Place search using SMT only with invariants took 8740 ms to find 0 implicit places.
[2023-03-17 07:46:19] [INFO ] Flow matrix only has 84689 transitions (discarded 65883 similar events)
[2023-03-17 07:46:19] [INFO ] Invariant cache hit.
[2023-03-17 07:46:50] [INFO ] Performed 90940/150572 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 07:47:09] [INFO ] Dead Transitions using invariants and state equation in 49936 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 59931 ms. Remains : 1428/1428 places, 150572/150572 transitions.
Knowledge obtained : [(AND (NOT p0) (NOT p1) p3 p2), (X (AND (NOT p0) (NOT p1) p3)), (X (NOT (AND (NOT p0) (NOT p1) (NOT p3)))), (X (X (NOT (OR (AND (NOT p0) (NOT p1) (NOT p3)) (AND (NOT p0) (NOT p1) (NOT p2)))))), (X (X (AND (NOT p0) (NOT p1) p3))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p3))))), (X (X (AND (NOT p0) (NOT p1) p3 p2)))]
False Knowledge obtained : [(F (NOT (AND (NOT p1) (NOT p0) p3))), (F (NOT (AND (NOT p1) p2 (NOT p0) p3)))]
Knowledge based reduction with 7 factoid took 354 ms. Reduced automaton from 3 states, 5 edges and 4 AP (stutter sensitive) to 3 states, 5 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 117 ms :[(AND (NOT p0) (NOT p1) (NOT p3)), (OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p1) (NOT p3))), (AND (NOT p0) (NOT p1) (NOT p3))]
Stuttering acceptance computed with spot in 117 ms :[(AND (NOT p0) (NOT p1) (NOT p3)), (OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p1) (NOT p3))), (AND (NOT p0) (NOT p1) (NOT p3))]
Stuttering acceptance computed with spot in 117 ms :[(AND (NOT p0) (NOT p1) (NOT p3)), (OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p1) (NOT p3))), (AND (NOT p0) (NOT p1) (NOT p3))]
Product exploration explored 100000 steps with 103 reset in 7717 ms.
Product exploration explored 100000 steps with 107 reset in 7730 ms.
Applying partial POR strategy [false, true, true]
Stuttering acceptance computed with spot in 117 ms :[(AND (NOT p0) (NOT p1) (NOT p3)), (OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p1) (NOT p3))), (AND (NOT p0) (NOT p1) (NOT p3))]
Support contains 5 out of 1428 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1428/1428 places, 151084/151084 transitions.
Applied a total of 0 rules in 952 ms. Remains 1428 /1428 variables (removed 0) and now considering 151084/151084 (removed 0) transitions.
[2023-03-17 07:47:27] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
// Phase 1: matrix 84690 rows 1428 cols
[2023-03-17 07:47:27] [INFO ] Computed 18 place invariants in 243 ms
[2023-03-17 07:47:57] [INFO ] Performed 99144/151084 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 07:48:13] [INFO ] Dead Transitions using invariants and state equation in 46276 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 47233 ms. Remains : 1428/1428 places, 151084/151084 transitions.
Support contains 5 out of 1428 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1428/1428 places, 151084/151084 transitions.
Applied a total of 0 rules in 746 ms. Remains 1428 /1428 variables (removed 0) and now considering 151084/151084 (removed 0) transitions.
[2023-03-17 07:48:14] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-17 07:48:14] [INFO ] Invariant cache hit.
[2023-03-17 07:48:22] [INFO ] Implicit Places using invariants in 8207 ms returned []
Implicit Place search using SMT only with invariants took 8208 ms to find 0 implicit places.
[2023-03-17 07:48:22] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-17 07:48:22] [INFO ] Invariant cache hit.
[2023-03-17 07:48:53] [INFO ] Performed 97976/151084 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 07:49:09] [INFO ] Dead Transitions using invariants and state equation in 46289 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 55252 ms. Remains : 1428/1428 places, 151084/151084 transitions.
Treatment of property RERS17pb114-PT-8-LTLCardinality-05 finished in 490247 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((p2||X(p3)))))'
Found a Lengthening insensitive property : RERS17pb114-PT-8-LTLCardinality-12
Stuttering acceptance computed with spot in 305 ms :[(AND (NOT p2) (NOT p3)), (NOT p3), (AND (NOT p2) (NOT p3)), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p3))), true, (NOT p1), (NOT p1)]
Support contains 6 out of 1429 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 1429/1429 places, 151085/151085 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 1212 ms. Remains 1428 /1429 variables (removed 1) and now considering 151084/151085 (removed 1) transitions.
[2023-03-17 07:49:16] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-17 07:49:16] [INFO ] Invariant cache hit.
[2023-03-17 07:49:24] [INFO ] Implicit Places using invariants in 8286 ms returned []
Implicit Place search using SMT only with invariants took 8288 ms to find 0 implicit places.
[2023-03-17 07:49:25] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-17 07:49:25] [INFO ] Invariant cache hit.
[2023-03-17 07:49:55] [INFO ] Performed 97679/151084 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 07:50:11] [INFO ] Dead Transitions using invariants and state equation in 46374 ms found 0 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 55879 ms. Remains : 1428/1429 places, 151084/151085 transitions.
Running random walk in product with property : RERS17pb114-PT-8-LTLCardinality-12 automaton TGBA Formula[mat=[[{ cond=(OR p1 p0), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p2) (NOT p1) (NOT p0)), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 2}, { cond=(OR (AND (NOT p2) p1) (AND (NOT p2) p0)), acceptance={0} source=0 dest: 3}], [{ cond=(NOT p3), acceptance={} source=1 dest: 4}], [{ cond=(NOT p2), acceptance={} source=2 dest: 1}, { cond=true, acceptance={} source=2 dest: 2}], [{ cond=(OR (AND p1 (NOT p3)) (AND p0 (NOT p3))), acceptance={} source=3 dest: 0}, { cond=(OR (AND (NOT p2) p1 (NOT p3)) (AND (NOT p2) p0 (NOT p3))), acceptance={0} source=3 dest: 3}, { cond=(AND (NOT p1) (NOT p0) (NOT p3)), acceptance={} source=3 dest: 4}, { cond=(AND (NOT p1) p0 (NOT p3)), acceptance={} source=3 dest: 5}, { cond=(OR (AND p1 (NOT p3)) (AND p0 (NOT p3))), acceptance={} source=3 dest: 6}], [{ cond=true, acceptance={0} source=4 dest: 4}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=5 dest: 4}, { cond=(AND (NOT p1) p0), acceptance={0} source=5 dest: 5}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=6 dest: 4}, { cond=(AND (NOT p1) p0), acceptance={} source=6 dest: 5}, { cond=(OR p1 p0), acceptance={} source=6 dest: 6}]], initial=0, aps=[p1:(LEQ 3 s437), p0:(LEQ s751 s875), p2:(GT s967 s1019), p3:(GT 2 s580)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, sl-invariant], stateDesc=[null, null, null, null, null, null, null][false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 33307 reset in 6544 ms.
Product exploration explored 100000 steps with 33383 reset in 5622 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 (NOT p2) p3), (X (NOT (AND (NOT p1) p0 (NOT p3)))), (X (NOT (AND (NOT p2) (NOT p1) (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p0) (NOT p3)))), (X (NOT (OR (AND (NOT p2) p1 (NOT p3)) (AND (NOT p2) p0 (NOT p3))))), (X p3), (X (NOT (OR (AND p1 (NOT p3)) (AND p0 (NOT p3))))), (X (OR p1 p0)), (X (NOT p2)), (X (NOT (AND (NOT p1) (NOT p0)))), (X (OR (AND (NOT p2) p1) (AND (NOT p2) p0))), (X (X (NOT (AND (NOT p1) p0 (NOT p3))))), true, (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p3))))), (X (X (NOT (OR (AND (NOT p2) p1 (NOT p3)) (AND (NOT p2) p0 (NOT p3)))))), (X (X p3)), (X (X (NOT (OR (AND p1 (NOT p3)) (AND p0 (NOT p3)))))), (X (X (AND (NOT p1) p0))), (X (X (OR p1 p0))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (OR (AND (NOT p2) p1) (AND (NOT p2) p0))))]
False Knowledge obtained : []
Knowledge based reduction with 23 factoid took 1250 ms. Reduced automaton from 7 states, 18 edges and 4 AP (stutter sensitive) to 7 states, 18 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 238 ms :[(AND (NOT p2) (NOT p3)), (NOT p3), (AND (NOT p2) (NOT p3)), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p3))), true, (NOT p1), (NOT p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 625 ms. (steps per millisecond=16 ) properties (out of 11) seen :10
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
Running SMT prover for 1 properties.
[2023-03-17 07:50:27] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-17 07:50:27] [INFO ] Invariant cache hit.
[2023-03-17 07:50:27] [INFO ] After 138ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-17 07:50:27] [INFO ] [Nat]Absence check using 18 positive place invariants in 12 ms returned sat
[2023-03-17 07:50:48] [INFO ] After 20683ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-17 07:50:49] [INFO ] State equation strengthened by 773 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.LTLLengthAwareSolver.runSLCLLTLTest(LTLLengthAwareSolver.java:100)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:764)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-17 07:50:52] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 07:50:52] [INFO ] After 25023ms 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 1428 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1428/1428 places, 151084/151084 transitions.
Drop transitions removed 512 transitions
Reduce isomorphic transitions removed 512 transitions.
Iterating post reduction 0 with 512 rules applied. Total rules applied 512 place count 1428 transition count 150572
Applied a total of 512 rules in 1321 ms. Remains 1428 /1428 variables (removed 0) and now considering 150572/151084 (removed 512) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1325 ms. Remains : 1428/1428 places, 150572/151084 transitions.
Finished random walk after 6031 steps, including 1 resets, run visited all 1 properties in 428 ms. (steps per millisecond=14 )
Knowledge obtained : [(AND (NOT p1) p0 (NOT p2) p3), (X (NOT (AND (NOT p1) p0 (NOT p3)))), (X (NOT (AND (NOT p2) (NOT p1) (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p0) (NOT p3)))), (X (NOT (OR (AND (NOT p2) p1 (NOT p3)) (AND (NOT p2) p0 (NOT p3))))), (X p3), (X (NOT (OR (AND p1 (NOT p3)) (AND p0 (NOT p3))))), (X (OR p1 p0)), (X (NOT p2)), (X (NOT (AND (NOT p1) (NOT p0)))), (X (OR (AND (NOT p2) p1) (AND (NOT p2) p0))), (X (X (NOT (AND (NOT p1) p0 (NOT p3))))), true, (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p3))))), (X (X (NOT (OR (AND (NOT p2) p1 (NOT p3)) (AND (NOT p2) p0 (NOT p3)))))), (X (X p3)), (X (X (NOT (OR (AND p1 (NOT p3)) (AND p0 (NOT p3)))))), (X (X (AND (NOT p1) p0))), (X (X (OR p1 p0))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (OR (AND (NOT p2) p1) (AND (NOT p2) p0))))]
False Knowledge obtained : [(F (NOT p3)), (F (NOT (OR (AND p1 (NOT p2)) (AND (NOT p2) p0)))), (F (OR (AND p1 (NOT p3)) (AND p0 (NOT p3)))), (F p2), (F (NOT (OR p1 p0))), (F (AND (NOT p1) (NOT p0))), (F (AND (NOT p1) (NOT p2) (NOT p0))), (F (AND (NOT p1) (NOT p0) (NOT p3))), (F (NOT (AND (NOT p1) p0))), (F (OR (AND p1 (NOT p2) (NOT p3)) (AND (NOT p2) p0 (NOT p3)))), (F (AND (NOT p1) p0 (NOT p3)))]
Knowledge based reduction with 23 factoid took 1299 ms. Reduced automaton from 7 states, 18 edges and 4 AP (stutter sensitive) to 7 states, 18 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 229 ms :[(AND (NOT p2) (NOT p3)), (NOT p3), (AND (NOT p2) (NOT p3)), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p3))), true, (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 213 ms :[(AND (NOT p2) (NOT p3)), (NOT p3), (AND (NOT p2) (NOT p3)), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p3))), true, (NOT p1), (NOT p1)]
Support contains 6 out of 1428 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1428/1428 places, 151084/151084 transitions.
Applied a total of 0 rules in 564 ms. Remains 1428 /1428 variables (removed 0) and now considering 151084/151084 (removed 0) transitions.
[2023-03-17 07:50:56] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-17 07:50:56] [INFO ] Invariant cache hit.
[2023-03-17 07:51:05] [INFO ] Implicit Places using invariants in 8374 ms returned []
Implicit Place search using SMT only with invariants took 8374 ms to find 0 implicit places.
[2023-03-17 07:51:05] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-17 07:51:05] [INFO ] Invariant cache hit.
[2023-03-17 07:51:35] [INFO ] Performed 97773/151084 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 07:51:51] [INFO ] Dead Transitions using invariants and state equation in 46650 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 55592 ms. Remains : 1428/1428 places, 151084/151084 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) p0 (NOT p2) p3), (X (NOT (AND (NOT p1) p0 (NOT p3)))), (X (OR (AND p1 (NOT p2)) (AND (NOT p2) p0))), (X (NOT (AND (NOT p1) (NOT p0) (NOT p3)))), (X p3), (X (NOT (OR (AND p1 (NOT p3)) (AND p0 (NOT p3))))), (X (OR p1 p0)), (X (NOT p2)), (X (NOT (AND (NOT p1) (NOT p2) (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (OR (AND p1 (NOT p2) (NOT p3)) (AND (NOT p2) p0 (NOT p3))))), (X (X (NOT (AND (NOT p1) p0 (NOT p3))))), true, (X (X (OR (AND p1 (NOT p2)) (AND (NOT p2) p0)))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p3))))), (X (X p3)), (X (X (NOT (OR (AND p1 (NOT p3)) (AND p0 (NOT p3)))))), (X (X (AND (NOT p1) p0))), (X (X (OR p1 p0))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (OR (AND p1 (NOT p2) (NOT p3)) (AND (NOT p2) p0 (NOT p3))))))]
False Knowledge obtained : []
Knowledge based reduction with 23 factoid took 1069 ms. Reduced automaton from 7 states, 18 edges and 4 AP (stutter sensitive) to 7 states, 18 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 222 ms :[(AND (NOT p2) (NOT p3)), (NOT p3), (AND (NOT p2) (NOT p3)), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p3))), true, (NOT p1), (NOT p1)]
Finished random walk after 6415 steps, including 1 resets, run visited all 11 properties in 390 ms. (steps per millisecond=16 )
Knowledge obtained : [(AND (NOT p1) p0 (NOT p2) p3), (X (NOT (AND (NOT p1) p0 (NOT p3)))), (X (OR (AND p1 (NOT p2)) (AND (NOT p2) p0))), (X (NOT (AND (NOT p1) (NOT p0) (NOT p3)))), (X p3), (X (NOT (OR (AND p1 (NOT p3)) (AND p0 (NOT p3))))), (X (OR p1 p0)), (X (NOT p2)), (X (NOT (AND (NOT p1) (NOT p2) (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (OR (AND p1 (NOT p2) (NOT p3)) (AND (NOT p2) p0 (NOT p3))))), (X (X (NOT (AND (NOT p1) p0 (NOT p3))))), true, (X (X (OR (AND p1 (NOT p2)) (AND (NOT p2) p0)))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p3))))), (X (X p3)), (X (X (NOT (OR (AND p1 (NOT p3)) (AND p0 (NOT p3)))))), (X (X (AND (NOT p1) p0))), (X (X (OR p1 p0))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (OR (AND p1 (NOT p2) (NOT p3)) (AND (NOT p2) p0 (NOT p3))))))]
False Knowledge obtained : [(F (NOT p3)), (F (NOT (OR (AND p1 (NOT p2)) (AND (NOT p2) p0)))), (F (OR (AND p1 (NOT p3)) (AND p0 (NOT p3)))), (F p2), (F (NOT (OR p1 p0))), (F (AND (NOT p1) (NOT p0))), (F (AND (NOT p1) (NOT p2) (NOT p0))), (F (AND (NOT p1) (NOT p0) (NOT p3))), (F (NOT (AND (NOT p1) p0))), (F (OR (AND p1 (NOT p2) (NOT p3)) (AND (NOT p2) p0 (NOT p3)))), (F (AND (NOT p1) p0 (NOT p3)))]
Knowledge based reduction with 23 factoid took 1382 ms. Reduced automaton from 7 states, 18 edges and 4 AP (stutter sensitive) to 7 states, 18 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 232 ms :[(AND (NOT p2) (NOT p3)), (NOT p3), (AND (NOT p2) (NOT p3)), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p3))), true, (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 233 ms :[(AND (NOT p2) (NOT p3)), (NOT p3), (AND (NOT p2) (NOT p3)), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p3))), true, (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 222 ms :[(AND (NOT p2) (NOT p3)), (NOT p3), (AND (NOT p2) (NOT p3)), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p3))), true, (NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 33334 reset in 5768 ms.
Product exploration explored 100000 steps with 33388 reset in 5709 ms.
Applying partial POR strategy [false, true, false, false, true, true, true]
Stuttering acceptance computed with spot in 242 ms :[(AND (NOT p2) (NOT p3)), (NOT p3), (AND (NOT p2) (NOT p3)), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p3))), true, (NOT p1), (NOT p1)]
Support contains 6 out of 1428 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1428/1428 places, 151084/151084 transitions.
Applied a total of 0 rules in 955 ms. Remains 1428 /1428 variables (removed 0) and now considering 151084/151084 (removed 0) transitions.
[2023-03-17 07:52:09] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-17 07:52:09] [INFO ] Invariant cache hit.
[2023-03-17 07:52:39] [INFO ] Performed 98411/151084 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 07:52:56] [INFO ] Dead Transitions using invariants and state equation in 46428 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 47387 ms. Remains : 1428/1428 places, 151084/151084 transitions.
Support contains 6 out of 1428 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1428/1428 places, 151084/151084 transitions.
Applied a total of 0 rules in 587 ms. Remains 1428 /1428 variables (removed 0) and now considering 151084/151084 (removed 0) transitions.
[2023-03-17 07:52:57] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-17 07:52:57] [INFO ] Invariant cache hit.
[2023-03-17 07:53:05] [INFO ] Implicit Places using invariants in 8623 ms returned []
Implicit Place search using SMT only with invariants took 8624 ms to find 0 implicit places.
[2023-03-17 07:53:05] [INFO ] Flow matrix only has 84690 transitions (discarded 66394 similar events)
[2023-03-17 07:53:05] [INFO ] Invariant cache hit.
[2023-03-17 07:53:35] [INFO ] Performed 98642/151084 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 07:53:51] [INFO ] Dead Transitions using invariants and state equation in 46201 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 55415 ms. Remains : 1428/1428 places, 151084/151084 transitions.
Treatment of property RERS17pb114-PT-8-LTLCardinality-12 finished in 282746 ms.
[2023-03-17 07:54:01] [INFO ] Flatten gal took : 3035 ms
[2023-03-17 07:54:01] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 1 ms.
[2023-03-17 07:54:01] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 1429 places, 151085 transitions and 604235 arcs took 290 ms.
Total runtime 2382426 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2638/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2638/ltl_1_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : RERS17pb114-PT-8-LTLCardinality-05
Could not compute solution for formula : RERS17pb114-PT-8-LTLCardinality-12
BK_STOP 1679039710234
--------------------
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
mcc2023
ltl formula name RERS17pb114-PT-8-LTLCardinality-05
ltl formula formula --ltl=/tmp/2638/ltl_0_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 1429 places, 151085 transitions and 604235 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 14.290 real 4.960 user 4.450 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2638/ltl_0_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2638/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2638/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2638/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 3 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
free(): invalid pointer
ltl formula name RERS17pb114-PT-8-LTLCardinality-12
ltl formula formula --ltl=/tmp/2638/ltl_1_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 1429 places, 151085 transitions and 604235 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 14.820 real 5.160 user 4.450 sys
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2638/ltl_1_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2638/ltl_1_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2638/ltl_1_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2638/ltl_1_
pnml2lts-mc( 0/ 4): buchi has 7 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)
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="RERS17pb114-PT-8"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool ltsminxred"
echo " Input is RERS17pb114-PT-8, 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 r329-tall-167889201600131"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/RERS17pb114-PT-8.tgz
mv RERS17pb114-PT-8 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 ;