fond
Model Checking Contest 2023
13th edition, Paris, France, April 26, 2023 (at TOOLympics II)
Execution of r393-oct2-167903716900299
Last Updated
May 14, 2023

About the Execution of LTSMin+red for ShieldIIPt-PT-030B

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
3025.651 384385.00 603635.00 229.50 TTF?FTFFF?FTFFTF 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.r393-oct2-167903716900299.qcow2', fmt=qcow2 cluster_size=65536 extended_l2=off compression_type=zlib size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 backing_fmt=qcow2 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 ShieldIIPt-PT-030B, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r393-oct2-167903716900299
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 904K
-rw-r--r-- 1 mcc users 6.3K Feb 25 17:02 CTLCardinality.txt
-rw-r--r-- 1 mcc users 64K Feb 25 17:02 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.3K Feb 25 17:01 CTLFireability.txt
-rw-r--r-- 1 mcc users 61K Feb 25 17:01 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K Jan 29 11:41 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.5K Feb 25 16:57 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 16:57 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 16:57 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 16:57 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 25 17:03 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 104K Feb 25 17:03 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 4.9K Feb 25 17:02 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 33K Feb 25 17:02 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:57 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:57 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 512K 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 ShieldIIPt-PT-030B-LTLCardinality-00
FORMULA_NAME ShieldIIPt-PT-030B-LTLCardinality-01
FORMULA_NAME ShieldIIPt-PT-030B-LTLCardinality-02
FORMULA_NAME ShieldIIPt-PT-030B-LTLCardinality-03
FORMULA_NAME ShieldIIPt-PT-030B-LTLCardinality-04
FORMULA_NAME ShieldIIPt-PT-030B-LTLCardinality-05
FORMULA_NAME ShieldIIPt-PT-030B-LTLCardinality-06
FORMULA_NAME ShieldIIPt-PT-030B-LTLCardinality-07
FORMULA_NAME ShieldIIPt-PT-030B-LTLCardinality-08
FORMULA_NAME ShieldIIPt-PT-030B-LTLCardinality-09
FORMULA_NAME ShieldIIPt-PT-030B-LTLCardinality-10
FORMULA_NAME ShieldIIPt-PT-030B-LTLCardinality-11
FORMULA_NAME ShieldIIPt-PT-030B-LTLCardinality-12
FORMULA_NAME ShieldIIPt-PT-030B-LTLCardinality-13
FORMULA_NAME ShieldIIPt-PT-030B-LTLCardinality-14
FORMULA_NAME ShieldIIPt-PT-030B-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1679438165082

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=ShieldIIPt-PT-030B
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-21 22:36:10] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2023-03-21 22:36:10] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-21 22:36:11] [INFO ] Load time of PNML (sax parser for PT used): 218 ms
[2023-03-21 22:36:11] [INFO ] Transformed 2103 places.
[2023-03-21 22:36:11] [INFO ] Transformed 1953 transitions.
[2023-03-21 22:36:11] [INFO ] Found NUPN structural information;
[2023-03-21 22:36:11] [INFO ] Parsed PT model containing 2103 places and 1953 transitions and 4866 arcs in 760 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 11 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
Initial state reduction rules removed 1 formulas.
FORMULA ShieldIIPt-PT-030B-LTLCardinality-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldIIPt-PT-030B-LTLCardinality-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldIIPt-PT-030B-LTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldIIPt-PT-030B-LTLCardinality-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldIIPt-PT-030B-LTLCardinality-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldIIPt-PT-030B-LTLCardinality-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldIIPt-PT-030B-LTLCardinality-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldIIPt-PT-030B-LTLCardinality-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 25 out of 2103 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2103/2103 places, 1953/1953 transitions.
Discarding 322 places :
Symmetric choice reduction at 0 with 322 rule applications. Total rules 322 place count 1781 transition count 1631
Iterating global reduction 0 with 322 rules applied. Total rules applied 644 place count 1781 transition count 1631
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 645 place count 1780 transition count 1630
Iterating global reduction 0 with 1 rules applied. Total rules applied 646 place count 1780 transition count 1630
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 647 place count 1779 transition count 1629
Iterating global reduction 0 with 1 rules applied. Total rules applied 648 place count 1779 transition count 1629
Applied a total of 648 rules in 1022 ms. Remains 1779 /2103 variables (removed 324) and now considering 1629/1953 (removed 324) transitions.
// Phase 1: matrix 1629 rows 1779 cols
[2023-03-21 22:36:12] [INFO ] Computed 271 place invariants in 39 ms
[2023-03-21 22:36:15] [INFO ] Implicit Places using invariants in 2772 ms returned []
[2023-03-21 22:36:15] [INFO ] Invariant cache hit.
[2023-03-21 22:36:21] [INFO ] Implicit Places using invariants and state equation in 5889 ms returned []
Implicit Place search using SMT with State Equation took 8749 ms to find 0 implicit places.
[2023-03-21 22:36:21] [INFO ] Invariant cache hit.
[2023-03-21 22:36:28] [INFO ] Dead Transitions using invariants and state equation in 7043 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 1779/2103 places, 1629/1953 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 16829 ms. Remains : 1779/2103 places, 1629/1953 transitions.
Support contains 25 out of 1779 places after structural reductions.
[2023-03-21 22:36:29] [INFO ] Flatten gal took : 271 ms
[2023-03-21 22:36:29] [INFO ] Flatten gal took : 123 ms
[2023-03-21 22:36:29] [INFO ] Input system was already deterministic with 1629 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 479 ms. (steps per millisecond=20 ) properties (out of 15) seen :6
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 58 ms. (steps per millisecond=172 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 60 ms. (steps per millisecond=166 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 59 ms. (steps per millisecond=169 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 45 ms. (steps per millisecond=222 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 53 ms. (steps per millisecond=188 ) properties (out of 9) seen :0
Running SMT prover for 9 properties.
[2023-03-21 22:36:30] [INFO ] Invariant cache hit.
[2023-03-21 22:36:31] [INFO ] After 831ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:9
[2023-03-21 22:36:33] [INFO ] [Nat]Absence check using 271 positive place invariants in 1004 ms returned sat
[2023-03-21 22:36:43] [INFO ] After 9305ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :9
[2023-03-21 22:36:43] [INFO ] Deduced a trap composed of 17 places in 545 ms of which 10 ms to minimize.
[2023-03-21 22:36:46] [INFO ] Deduced a trap composed of 26 places in 2393 ms of which 1 ms to minimize.
[2023-03-21 22:36:47] [INFO ] Deduced a trap composed of 39 places in 672 ms of which 15 ms to minimize.
[2023-03-21 22:36:50] [INFO ] Deduced a trap composed of 18 places in 2919 ms of which 27 ms to minimize.
[2023-03-21 22:36:50] [INFO ] Deduced a trap composed of 27 places in 451 ms of which 13 ms to minimize.
[2023-03-21 22:36:51] [INFO ] Deduced a trap composed of 16 places in 267 ms of which 1 ms to minimize.
[2023-03-21 22:36:51] [INFO ] Deduced a trap composed of 31 places in 571 ms of which 0 ms to minimize.
[2023-03-21 22:36:52] [INFO ] Deduced a trap composed of 23 places in 394 ms of which 1 ms to minimize.
[2023-03-21 22:36:52] [INFO ] Deduced a trap composed of 21 places in 326 ms of which 1 ms to minimize.
[2023-03-21 22:36:54] [INFO ] Deduced a trap composed of 29 places in 2175 ms of which 2 ms to minimize.
[2023-03-21 22:36:55] [INFO ] Deduced a trap composed of 22 places in 381 ms of which 1 ms to minimize.
[2023-03-21 22:36:55] [INFO ] Deduced a trap composed of 32 places in 254 ms of which 1 ms to minimize.
[2023-03-21 22:36:57] [INFO ] Deduced a trap composed of 16 places in 1735 ms of which 1 ms to minimize.
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.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineResultsWithTraps(DeadlockTester.java:736)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:656)
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)
[2023-03-21 22:36:57] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-21 22:36:57] [INFO ] After 25826ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:9
Parikh walk visited 0 properties in 611 ms.
Support contains 19 out of 1779 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1779/1779 places, 1629/1629 transitions.
Drop transitions removed 347 transitions
Trivial Post-agglo rules discarded 347 transitions
Performed 347 trivial Post agglomeration. Transition count delta: 347
Iterating post reduction 0 with 347 rules applied. Total rules applied 347 place count 1779 transition count 1282
Reduce places removed 347 places and 0 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 1 with 350 rules applied. Total rules applied 697 place count 1432 transition count 1279
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 700 place count 1429 transition count 1279
Performed 235 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 235 Pre rules applied. Total rules applied 700 place count 1429 transition count 1044
Deduced a syphon composed of 235 places in 2 ms
Reduce places removed 235 places and 0 transitions.
Iterating global reduction 3 with 470 rules applied. Total rules applied 1170 place count 1194 transition count 1044
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 1172 place count 1192 transition count 1042
Iterating global reduction 3 with 2 rules applied. Total rules applied 1174 place count 1192 transition count 1042
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 1174 place count 1192 transition count 1041
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 1176 place count 1191 transition count 1041
Performed 513 Post agglomeration using F-continuation condition.Transition count delta: 513
Deduced a syphon composed of 513 places in 0 ms
Reduce places removed 513 places and 0 transitions.
Iterating global reduction 3 with 1026 rules applied. Total rules applied 2202 place count 678 transition count 528
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 2203 place count 678 transition count 527
Renaming transitions due to excessive name length > 1024 char.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 2205 place count 677 transition count 526
Performed 85 Post agglomeration using F-continuation condition.Transition count delta: -49
Deduced a syphon composed of 85 places in 1 ms
Reduce places removed 85 places and 0 transitions.
Iterating global reduction 4 with 170 rules applied. Total rules applied 2375 place count 592 transition count 575
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 2376 place count 592 transition count 574
Free-agglomeration rule applied 2 times.
Iterating global reduction 5 with 2 rules applied. Total rules applied 2378 place count 592 transition count 572
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 2380 place count 590 transition count 572
Partial Free-agglomeration rule applied 29 times.
Drop transitions removed 29 transitions
Iterating global reduction 6 with 29 rules applied. Total rules applied 2409 place count 590 transition count 572
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 6 with 1 rules applied. Total rules applied 2410 place count 589 transition count 571
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 6 with 2 rules applied. Total rules applied 2412 place count 587 transition count 571
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 1 Pre rules applied. Total rules applied 2412 place count 587 transition count 570
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 7 with 2 rules applied. Total rules applied 2414 place count 586 transition count 570
Applied a total of 2414 rules in 708 ms. Remains 586 /1779 variables (removed 1193) and now considering 570/1629 (removed 1059) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 708 ms. Remains : 586/1779 places, 570/1629 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 141 ms. (steps per millisecond=70 ) properties (out of 9) seen :6
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 50 ms. (steps per millisecond=200 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 46 ms. (steps per millisecond=217 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 43 ms. (steps per millisecond=232 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
// Phase 1: matrix 570 rows 586 cols
[2023-03-21 22:36:59] [INFO ] Computed 269 place invariants in 26 ms
[2023-03-21 22:36:59] [INFO ] [Real]Absence check using 269 positive place invariants in 337 ms returned sat
[2023-03-21 22:36:59] [INFO ] After 513ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-21 22:37:01] [INFO ] [Nat]Absence check using 269 positive place invariants in 1552 ms returned sat
[2023-03-21 22:37:01] [INFO ] After 409ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-21 22:37:01] [INFO ] State equation strengthened by 4 read => feed constraints.
[2023-03-21 22:37:02] [INFO ] After 189ms SMT Verify possible using 4 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-21 22:37:02] [INFO ] After 292ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 125 ms.
[2023-03-21 22:37:02] [INFO ] After 2776ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Fused 3 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 61 ms.
Support contains 9 out of 586 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 586/586 places, 570/570 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 586 transition count 568
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 584 transition count 568
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 4 place count 584 transition count 567
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 6 place count 583 transition count 567
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 2 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 12 place count 580 transition count 564
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 16 place count 578 transition count 566
Applied a total of 16 rules in 85 ms. Remains 578 /586 variables (removed 8) and now considering 566/570 (removed 4) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 97 ms. Remains : 578/586 places, 566/570 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 286 ms. (steps per millisecond=34 ) properties (out of 3) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 87 ms. (steps per millisecond=114 ) properties (out of 2) 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 2) seen :0
Running SMT prover for 2 properties.
// Phase 1: matrix 566 rows 578 cols
[2023-03-21 22:37:02] [INFO ] Computed 269 place invariants in 2 ms
[2023-03-21 22:37:03] [INFO ] [Real]Absence check using 269 positive place invariants in 354 ms returned sat
[2023-03-21 22:37:03] [INFO ] After 628ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-21 22:37:03] [INFO ] [Nat]Absence check using 269 positive place invariants in 148 ms returned sat
[2023-03-21 22:37:04] [INFO ] After 238ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-21 22:37:04] [INFO ] State equation strengthened by 4 read => feed constraints.
[2023-03-21 22:37:04] [INFO ] After 143ms SMT Verify possible using 4 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-21 22:37:04] [INFO ] After 303ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 45 ms.
[2023-03-21 22:37:04] [INFO ] After 988ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 30 ms.
Support contains 7 out of 578 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 578/578 places, 566/566 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 578 transition count 564
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 576 transition count 564
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -4
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 574 transition count 568
Applied a total of 8 rules in 31 ms. Remains 574 /578 variables (removed 4) and now considering 568/566 (removed -2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 31 ms. Remains : 574/578 places, 568/566 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 137 ms. (steps per millisecond=72 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 44 ms. (steps per millisecond=227 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 58 ms. (steps per millisecond=172 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 117849 steps, run timeout after 3008 ms. (steps per millisecond=39 ) properties seen :{}
Probabilistic random walk after 117849 steps, saw 75008 distinct states, run finished after 3010 ms. (steps per millisecond=39 ) properties seen :0
Running SMT prover for 2 properties.
// Phase 1: matrix 568 rows 574 cols
[2023-03-21 22:37:07] [INFO ] Computed 269 place invariants in 13 ms
[2023-03-21 22:37:08] [INFO ] [Real]Absence check using 269 positive place invariants in 54 ms returned sat
[2023-03-21 22:37:08] [INFO ] After 213ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-21 22:37:08] [INFO ] [Nat]Absence check using 269 positive place invariants in 36 ms returned sat
[2023-03-21 22:37:08] [INFO ] After 205ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-21 22:37:08] [INFO ] State equation strengthened by 4 read => feed constraints.
[2023-03-21 22:37:08] [INFO ] After 36ms SMT Verify possible using 4 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-21 22:37:08] [INFO ] After 140ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 34 ms.
[2023-03-21 22:37:08] [INFO ] After 533ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 24 ms.
Support contains 7 out of 574 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 574/574 places, 568/568 transitions.
Applied a total of 0 rules in 14 ms. Remains 574 /574 variables (removed 0) and now considering 568/568 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 574/574 places, 568/568 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 574/574 places, 568/568 transitions.
Applied a total of 0 rules in 13 ms. Remains 574 /574 variables (removed 0) and now considering 568/568 (removed 0) transitions.
[2023-03-21 22:37:08] [INFO ] Invariant cache hit.
[2023-03-21 22:37:09] [INFO ] Implicit Places using invariants in 410 ms returned [563]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 412 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 573/574 places, 568/568 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 572 transition count 567
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 572 transition count 567
Applied a total of 2 rules in 18 ms. Remains 572 /573 variables (removed 1) and now considering 567/568 (removed 1) transitions.
// Phase 1: matrix 567 rows 572 cols
[2023-03-21 22:37:09] [INFO ] Computed 268 place invariants in 2 ms
[2023-03-21 22:37:10] [INFO ] Implicit Places using invariants in 1348 ms returned []
[2023-03-21 22:37:10] [INFO ] Invariant cache hit.
[2023-03-21 22:37:11] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-03-21 22:37:12] [INFO ] Implicit Places using invariants and state equation in 2302 ms returned []
Implicit Place search using SMT with State Equation took 3688 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 572/574 places, 567/568 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 4140 ms. Remains : 572/574 places, 567/568 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 232 ms. (steps per millisecond=43 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 60 ms. (steps per millisecond=166 ) 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 136077 steps, run timeout after 3001 ms. (steps per millisecond=45 ) properties seen :{}
Probabilistic random walk after 136077 steps, saw 86551 distinct states, run finished after 3001 ms. (steps per millisecond=45 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-21 22:37:16] [INFO ] Invariant cache hit.
[2023-03-21 22:37:16] [INFO ] [Real]Absence check using 268 positive place invariants in 613 ms returned sat
[2023-03-21 22:37:16] [INFO ] After 768ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-21 22:37:17] [INFO ] [Nat]Absence check using 268 positive place invariants in 139 ms returned sat
[2023-03-21 22:37:17] [INFO ] After 310ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-21 22:37:17] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-03-21 22:37:17] [INFO ] After 81ms SMT Verify possible using 3 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-21 22:37:17] [INFO ] After 223ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 76 ms.
[2023-03-21 22:37:17] [INFO ] After 921ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 47 ms.
Support contains 7 out of 572 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 572/572 places, 567/567 transitions.
Applied a total of 0 rules in 15 ms. Remains 572 /572 variables (removed 0) and now considering 567/567 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 28 ms. Remains : 572/572 places, 567/567 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 572/572 places, 567/567 transitions.
Applied a total of 0 rules in 11 ms. Remains 572 /572 variables (removed 0) and now considering 567/567 (removed 0) transitions.
[2023-03-21 22:37:18] [INFO ] Invariant cache hit.
[2023-03-21 22:37:18] [INFO ] Implicit Places using invariants in 607 ms returned []
[2023-03-21 22:37:18] [INFO ] Invariant cache hit.
[2023-03-21 22:37:19] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-03-21 22:37:22] [INFO ] Implicit Places using invariants and state equation in 3513 ms returned []
Implicit Place search using SMT with State Equation took 4122 ms to find 0 implicit places.
[2023-03-21 22:37:22] [INFO ] Redundant transitions in 49 ms returned []
[2023-03-21 22:37:22] [INFO ] Invariant cache hit.
[2023-03-21 22:37:22] [INFO ] Dead Transitions using invariants and state equation in 312 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4532 ms. Remains : 572/572 places, 567/567 transitions.
Partial Free-agglomeration rule applied 59 times.
Drop transitions removed 59 transitions
Iterating global reduction 0 with 59 rules applied. Total rules applied 59 place count 572 transition count 567
Applied a total of 59 rules in 20 ms. Remains 572 /572 variables (removed 0) and now considering 567/567 (removed 0) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 567 rows 572 cols
[2023-03-21 22:37:22] [INFO ] Computed 268 place invariants in 2 ms
[2023-03-21 22:37:23] [INFO ] [Real]Absence check using 268 positive place invariants in 353 ms returned sat
[2023-03-21 22:37:23] [INFO ] After 512ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-21 22:37:24] [INFO ] [Nat]Absence check using 268 positive place invariants in 649 ms returned sat
[2023-03-21 22:37:24] [INFO ] After 291ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-21 22:37:24] [INFO ] State equation strengthened by 55 read => feed constraints.
[2023-03-21 22:37:24] [INFO ] After 130ms SMT Verify possible using 55 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-21 22:37:24] [INFO ] After 252ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 78 ms.
[2023-03-21 22:37:24] [INFO ] After 1602ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Computed a total of 479 stabilizing places and 479 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' '!(X(F(p0)))'
Support contains 2 out of 1779 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1779/1779 places, 1629/1629 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 1771 transition count 1621
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 1771 transition count 1621
Applied a total of 16 rules in 194 ms. Remains 1771 /1779 variables (removed 8) and now considering 1621/1629 (removed 8) transitions.
// Phase 1: matrix 1621 rows 1771 cols
[2023-03-21 22:37:25] [INFO ] Computed 271 place invariants in 12 ms
[2023-03-21 22:37:26] [INFO ] Implicit Places using invariants in 1057 ms returned []
[2023-03-21 22:37:26] [INFO ] Invariant cache hit.
[2023-03-21 22:37:37] [INFO ] Implicit Places using invariants and state equation in 11628 ms returned []
Implicit Place search using SMT with State Equation took 12711 ms to find 0 implicit places.
[2023-03-21 22:37:38] [INFO ] Invariant cache hit.
[2023-03-21 22:37:41] [INFO ] Dead Transitions using invariants and state equation in 3321 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 1771/1779 places, 1621/1629 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 16229 ms. Remains : 1771/1779 places, 1621/1629 transitions.
Stuttering acceptance computed with spot in 313 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ShieldIIPt-PT-030B-LTLCardinality-01 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (EQ s636 0) (EQ s1325 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 50000 reset in 1857 ms.
Product exploration explored 100000 steps with 50000 reset in 1519 ms.
Computed a total of 478 stabilizing places and 478 stable transitions
Computed a total of 478 stabilizing places and 478 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 3 factoid took 109 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldIIPt-PT-030B-LTLCardinality-01 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldIIPt-PT-030B-LTLCardinality-01 finished in 20179 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(X(F((p0 U (G(p0)||p1))))))))'
Support contains 4 out of 1779 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1779/1779 places, 1629/1629 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 1773 transition count 1623
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 1773 transition count 1623
Applied a total of 12 rules in 154 ms. Remains 1773 /1779 variables (removed 6) and now considering 1623/1629 (removed 6) transitions.
// Phase 1: matrix 1623 rows 1773 cols
[2023-03-21 22:37:45] [INFO ] Computed 271 place invariants in 11 ms
[2023-03-21 22:37:46] [INFO ] Implicit Places using invariants in 765 ms returned []
[2023-03-21 22:37:46] [INFO ] Invariant cache hit.
[2023-03-21 22:37:49] [INFO ] Implicit Places using invariants and state equation in 3471 ms returned []
Implicit Place search using SMT with State Equation took 4253 ms to find 0 implicit places.
[2023-03-21 22:37:49] [INFO ] Invariant cache hit.
[2023-03-21 22:37:54] [INFO ] Dead Transitions using invariants and state equation in 5056 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 1773/1779 places, 1623/1629 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 9503 ms. Remains : 1773/1779 places, 1623/1629 transitions.
Stuttering acceptance computed with spot in 429 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ShieldIIPt-PT-030B-LTLCardinality-03 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=true, acceptance={} source=2 dest: 3}], [{ cond=true, acceptance={} source=3 dest: 4}], [{ cond=(AND (NOT p1) p0), acceptance={} source=4 dest: 4}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=4 dest: 4}]], initial=0, aps=[p1:(OR (EQ s1720 0) (EQ s944 1)), p0:(OR (EQ s764 0) (EQ s919 1))], 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 explored 100000 steps with 18426 reset in 804 ms.
Product exploration explored 100000 steps with 18451 reset in 791 ms.
Computed a total of 479 stabilizing places and 479 stable transitions
Computed a total of 479 stabilizing places and 479 stable transitions
Detected a total of 479/1773 stabilizing places and 479/1623 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND p1 p0), true, (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 223 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 316 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 78 ms. (steps per millisecond=128 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-21 22:37:57] [INFO ] Invariant cache hit.
[2023-03-21 22:37:57] [INFO ] After 446ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 22:37:58] [INFO ] [Nat]Absence check using 271 positive place invariants in 697 ms returned sat
[2023-03-21 22:38:00] [INFO ] After 1013ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 22:38:00] [INFO ] Deduced a trap composed of 35 places in 550 ms of which 2 ms to minimize.
[2023-03-21 22:38:01] [INFO ] Deduced a trap composed of 50 places in 338 ms of which 1 ms to minimize.
[2023-03-21 22:38:01] [INFO ] Deduced a trap composed of 20 places in 316 ms of which 1 ms to minimize.
[2023-03-21 22:38:03] [INFO ] Deduced a trap composed of 43 places in 2005 ms of which 1 ms to minimize.
[2023-03-21 22:38:03] [INFO ] Deduced a trap composed of 18 places in 319 ms of which 1 ms to minimize.
[2023-03-21 22:38:04] [INFO ] Deduced a trap composed of 30 places in 317 ms of which 1 ms to minimize.
[2023-03-21 22:38:04] [INFO ] Deduced a trap composed of 22 places in 446 ms of which 1 ms to minimize.
[2023-03-21 22:38:05] [INFO ] Deduced a trap composed of 16 places in 549 ms of which 0 ms to minimize.
[2023-03-21 22:38:05] [INFO ] Deduced a trap composed of 30 places in 333 ms of which 0 ms to minimize.
[2023-03-21 22:38:06] [INFO ] Deduced a trap composed of 29 places in 875 ms of which 1 ms to minimize.
[2023-03-21 22:38:09] [INFO ] Deduced a trap composed of 28 places in 2747 ms of which 1 ms to minimize.
[2023-03-21 22:38:10] [INFO ] Deduced a trap composed of 30 places in 1088 ms of which 1 ms to minimize.
[2023-03-21 22:38:11] [INFO ] Deduced a trap composed of 17 places in 1190 ms of which 0 ms to minimize.
[2023-03-21 22:38:12] [INFO ] Deduced a trap composed of 26 places in 276 ms of which 0 ms to minimize.
[2023-03-21 22:38:12] [INFO ] Deduced a trap composed of 31 places in 536 ms of which 1 ms to minimize.
[2023-03-21 22:38:14] [INFO ] Deduced a trap composed of 30 places in 1522 ms of which 22 ms to minimize.
[2023-03-21 22:38:17] [INFO ] Deduced a trap composed of 20 places in 2796 ms of which 0 ms to minimize.
[2023-03-21 22:38:17] [INFO ] Deduced a trap composed of 22 places in 539 ms of which 2 ms to minimize.
[2023-03-21 22:38:20] [INFO ] Deduced a trap composed of 18 places in 2361 ms of which 1 ms to minimize.
[2023-03-21 22:38:24] [INFO ] Deduced a trap composed of 42 places in 3546 ms of which 1 ms to minimize.
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.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineResultsWithTraps(DeadlockTester.java:736)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:656)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-21 22:38:24] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-21 22:38:24] [INFO ] After 26094ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:1
Parikh walk visited 0 properties in 13 ms.
Support contains 4 out of 1773 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1773/1773 places, 1623/1623 transitions.
Drop transitions removed 357 transitions
Trivial Post-agglo rules discarded 357 transitions
Performed 357 trivial Post agglomeration. Transition count delta: 357
Iterating post reduction 0 with 357 rules applied. Total rules applied 357 place count 1773 transition count 1266
Reduce places removed 357 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 358 rules applied. Total rules applied 715 place count 1416 transition count 1265
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 716 place count 1415 transition count 1265
Performed 240 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 240 Pre rules applied. Total rules applied 716 place count 1415 transition count 1025
Deduced a syphon composed of 240 places in 1 ms
Reduce places removed 240 places and 0 transitions.
Iterating global reduction 3 with 480 rules applied. Total rules applied 1196 place count 1175 transition count 1025
Performed 509 Post agglomeration using F-continuation condition.Transition count delta: 509
Deduced a syphon composed of 509 places in 1 ms
Reduce places removed 509 places and 0 transitions.
Iterating global reduction 3 with 1018 rules applied. Total rules applied 2214 place count 666 transition count 516
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 2215 place count 666 transition count 515
Renaming transitions due to excessive name length > 1024 char.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 2217 place count 665 transition count 514
Performed 89 Post agglomeration using F-continuation condition.Transition count delta: -59
Deduced a syphon composed of 89 places in 0 ms
Reduce places removed 89 places and 0 transitions.
Iterating global reduction 4 with 178 rules applied. Total rules applied 2395 place count 576 transition count 573
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 2396 place count 576 transition count 572
Partial Free-agglomeration rule applied 29 times.
Drop transitions removed 29 transitions
Iterating global reduction 5 with 29 rules applied. Total rules applied 2425 place count 576 transition count 572
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 2426 place count 575 transition count 571
Applied a total of 2426 rules in 238 ms. Remains 575 /1773 variables (removed 1198) and now considering 571/1623 (removed 1052) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 238 ms. Remains : 575/1773 places, 571/1623 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 89 ms. (steps per millisecond=112 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 36 ms. (steps per millisecond=277 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 290110 steps, run timeout after 3001 ms. (steps per millisecond=96 ) properties seen :{}
Probabilistic random walk after 290110 steps, saw 189681 distinct states, run finished after 3013 ms. (steps per millisecond=96 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 571 rows 575 cols
[2023-03-21 22:38:27] [INFO ] Computed 271 place invariants in 6 ms
[2023-03-21 22:38:27] [INFO ] After 147ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 22:38:27] [INFO ] [Nat]Absence check using 271 positive place invariants in 84 ms returned sat
[2023-03-21 22:38:28] [INFO ] After 221ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 22:38:28] [INFO ] State equation strengthened by 9 read => feed constraints.
[2023-03-21 22:38:28] [INFO ] After 22ms SMT Verify possible using 9 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 22:38:28] [INFO ] After 66ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 34 ms.
[2023-03-21 22:38:28] [INFO ] After 545ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 7 ms.
Support contains 4 out of 575 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 575/575 places, 571/571 transitions.
Applied a total of 0 rules in 17 ms. Remains 575 /575 variables (removed 0) and now considering 571/571 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 575/575 places, 571/571 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 575/575 places, 571/571 transitions.
Applied a total of 0 rules in 13 ms. Remains 575 /575 variables (removed 0) and now considering 571/571 (removed 0) transitions.
[2023-03-21 22:38:28] [INFO ] Invariant cache hit.
[2023-03-21 22:38:28] [INFO ] Implicit Places using invariants in 498 ms returned [568]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 514 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 574/575 places, 571/571 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 574 transition count 570
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 573 transition count 570
Applied a total of 2 rules in 11 ms. Remains 573 /574 variables (removed 1) and now considering 570/571 (removed 1) transitions.
// Phase 1: matrix 570 rows 573 cols
[2023-03-21 22:38:28] [INFO ] Computed 270 place invariants in 1 ms
[2023-03-21 22:38:29] [INFO ] Implicit Places using invariants in 342 ms returned [561]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 343 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 572/575 places, 570/571 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 571 transition count 569
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 571 transition count 569
Applied a total of 2 rules in 28 ms. Remains 571 /572 variables (removed 1) and now considering 569/570 (removed 1) transitions.
// Phase 1: matrix 569 rows 571 cols
[2023-03-21 22:38:29] [INFO ] Computed 269 place invariants in 2 ms
[2023-03-21 22:38:29] [INFO ] Implicit Places using invariants in 366 ms returned []
[2023-03-21 22:38:29] [INFO ] Invariant cache hit.
[2023-03-21 22:38:29] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-03-21 22:38:32] [INFO ] Implicit Places using invariants and state equation in 3131 ms returned []
Implicit Place search using SMT with State Equation took 3508 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 3 : 571/575 places, 569/571 transitions.
Finished structural reductions in REACHABILITY mode , in 3 iterations and 4419 ms. Remains : 571/575 places, 569/571 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 84 ms. (steps per millisecond=119 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 275469 steps, run timeout after 3001 ms. (steps per millisecond=91 ) properties seen :{}
Probabilistic random walk after 275469 steps, saw 177170 distinct states, run finished after 3001 ms. (steps per millisecond=91 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-21 22:38:35] [INFO ] Invariant cache hit.
[2023-03-21 22:38:35] [INFO ] After 232ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 22:38:36] [INFO ] [Nat]Absence check using 269 positive place invariants in 55 ms returned sat
[2023-03-21 22:38:36] [INFO ] After 780ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 22:38:36] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-03-21 22:38:37] [INFO ] After 81ms SMT Verify possible using 6 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 22:38:37] [INFO ] Deduced a trap composed of 3 places in 479 ms of which 16 ms to minimize.
[2023-03-21 22:38:37] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 561 ms
[2023-03-21 22:38:37] [INFO ] After 705ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 19 ms.
[2023-03-21 22:38:37] [INFO ] After 1730ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 4 out of 571 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 571/571 places, 569/569 transitions.
Applied a total of 0 rules in 10 ms. Remains 571 /571 variables (removed 0) and now considering 569/569 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18 ms. Remains : 571/571 places, 569/569 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 571/571 places, 569/569 transitions.
Applied a total of 0 rules in 22 ms. Remains 571 /571 variables (removed 0) and now considering 569/569 (removed 0) transitions.
[2023-03-21 22:38:37] [INFO ] Invariant cache hit.
[2023-03-21 22:38:38] [INFO ] Implicit Places using invariants in 825 ms returned []
[2023-03-21 22:38:38] [INFO ] Invariant cache hit.
[2023-03-21 22:38:39] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-03-21 22:38:40] [INFO ] Implicit Places using invariants and state equation in 1577 ms returned []
Implicit Place search using SMT with State Equation took 2427 ms to find 0 implicit places.
[2023-03-21 22:38:40] [INFO ] Redundant transitions in 10 ms returned []
[2023-03-21 22:38:40] [INFO ] Invariant cache hit.
[2023-03-21 22:38:40] [INFO ] Dead Transitions using invariants and state equation in 412 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2889 ms. Remains : 571/571 places, 569/569 transitions.
Graph (complete) has 1515 edges and 571 vertex of which 570 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.3 ms
Discarding 1 places :
Also discarding 0 output transitions
Partial Free-agglomeration rule applied 62 times.
Drop transitions removed 62 transitions
Iterating global reduction 0 with 62 rules applied. Total rules applied 63 place count 570 transition count 569
Applied a total of 63 rules in 26 ms. Remains 570 /571 variables (removed 1) and now considering 569/569 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 569 rows 570 cols
[2023-03-21 22:38:40] [INFO ] Computed 268 place invariants in 2 ms
[2023-03-21 22:38:40] [INFO ] After 172ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 22:38:41] [INFO ] [Nat]Absence check using 268 positive place invariants in 55 ms returned sat
[2023-03-21 22:38:41] [INFO ] After 250ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 22:38:41] [INFO ] State equation strengthened by 60 read => feed constraints.
[2023-03-21 22:38:41] [INFO ] After 78ms SMT Verify possible using 60 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 22:38:41] [INFO ] After 169ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 81 ms.
[2023-03-21 22:38:41] [INFO ] After 742ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(AND p1 p0), true, (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F (AND p0 (NOT p1)))]
Knowledge based reduction with 3 factoid took 294 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 462 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 444 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 4 out of 1773 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1773/1773 places, 1623/1623 transitions.
Applied a total of 0 rules in 80 ms. Remains 1773 /1773 variables (removed 0) and now considering 1623/1623 (removed 0) transitions.
// Phase 1: matrix 1623 rows 1773 cols
[2023-03-21 22:38:42] [INFO ] Computed 271 place invariants in 5 ms
[2023-03-21 22:38:43] [INFO ] Implicit Places using invariants in 913 ms returned []
[2023-03-21 22:38:43] [INFO ] Invariant cache hit.
[2023-03-21 22:38:49] [INFO ] Implicit Places using invariants and state equation in 5314 ms returned []
Implicit Place search using SMT with State Equation took 6264 ms to find 0 implicit places.
[2023-03-21 22:38:49] [INFO ] Invariant cache hit.
[2023-03-21 22:38:51] [INFO ] Dead Transitions using invariants and state equation in 2750 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 9124 ms. Remains : 1773/1773 places, 1623/1623 transitions.
Computed a total of 479 stabilizing places and 479 stable transitions
Computed a total of 479 stabilizing places and 479 stable transitions
Detected a total of 479/1773 stabilizing places and 479/1623 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND p0 p1), true, (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 239 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 373 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 83 ms. (steps per millisecond=120 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-21 22:38:52] [INFO ] Invariant cache hit.
[2023-03-21 22:38:53] [INFO ] After 461ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 22:38:53] [INFO ] [Nat]Absence check using 271 positive place invariants in 124 ms returned sat
[2023-03-21 22:38:56] [INFO ] After 2758ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 22:38:58] [INFO ] Deduced a trap composed of 35 places in 2276 ms of which 14 ms to minimize.
[2023-03-21 22:38:59] [INFO ] Deduced a trap composed of 50 places in 620 ms of which 1 ms to minimize.
[2023-03-21 22:39:00] [INFO ] Deduced a trap composed of 20 places in 427 ms of which 1 ms to minimize.
[2023-03-21 22:39:00] [INFO ] Deduced a trap composed of 43 places in 336 ms of which 1 ms to minimize.
[2023-03-21 22:39:00] [INFO ] Deduced a trap composed of 18 places in 317 ms of which 1 ms to minimize.
[2023-03-21 22:39:01] [INFO ] Deduced a trap composed of 30 places in 279 ms of which 1 ms to minimize.
[2023-03-21 22:39:02] [INFO ] Deduced a trap composed of 22 places in 878 ms of which 1 ms to minimize.
[2023-03-21 22:39:02] [INFO ] Deduced a trap composed of 16 places in 362 ms of which 1 ms to minimize.
[2023-03-21 22:39:02] [INFO ] Deduced a trap composed of 30 places in 335 ms of which 23 ms to minimize.
[2023-03-21 22:39:03] [INFO ] Deduced a trap composed of 29 places in 372 ms of which 2 ms to minimize.
[2023-03-21 22:39:03] [INFO ] Deduced a trap composed of 28 places in 517 ms of which 23 ms to minimize.
[2023-03-21 22:39:04] [INFO ] Deduced a trap composed of 30 places in 600 ms of which 0 ms to minimize.
[2023-03-21 22:39:05] [INFO ] Deduced a trap composed of 17 places in 420 ms of which 1 ms to minimize.
[2023-03-21 22:39:07] [INFO ] Deduced a trap composed of 26 places in 2018 ms of which 6 ms to minimize.
[2023-03-21 22:39:07] [INFO ] Deduced a trap composed of 31 places in 438 ms of which 2 ms to minimize.
[2023-03-21 22:39:08] [INFO ] Deduced a trap composed of 30 places in 300 ms of which 1 ms to minimize.
[2023-03-21 22:39:08] [INFO ] Deduced a trap composed of 20 places in 504 ms of which 2 ms to minimize.
[2023-03-21 22:39:09] [INFO ] Deduced a trap composed of 22 places in 315 ms of which 1 ms to minimize.
[2023-03-21 22:39:09] [INFO ] Deduced a trap composed of 18 places in 226 ms of which 0 ms to minimize.
[2023-03-21 22:39:09] [INFO ] Deduced a trap composed of 42 places in 366 ms of which 0 ms to minimize.
[2023-03-21 22:39:10] [INFO ] Deduced a trap composed of 26 places in 216 ms of which 0 ms to minimize.
[2023-03-21 22:39:10] [INFO ] Deduced a trap composed of 35 places in 332 ms of which 2 ms to minimize.
[2023-03-21 22:39:10] [INFO ] Deduced a trap composed of 32 places in 286 ms of which 12 ms to minimize.
[2023-03-21 22:39:11] [INFO ] Deduced a trap composed of 38 places in 645 ms of which 1 ms to minimize.
[2023-03-21 22:39:12] [INFO ] Deduced a trap composed of 36 places in 882 ms of which 0 ms to minimize.
[2023-03-21 22:39:13] [INFO ] Deduced a trap composed of 29 places in 841 ms of which 26 ms to minimize.
[2023-03-21 22:39:14] [INFO ] Deduced a trap composed of 39 places in 778 ms of which 24 ms to minimize.
[2023-03-21 22:39:14] [INFO ] Deduced a trap composed of 44 places in 521 ms of which 13 ms to minimize.
[2023-03-21 22:39:15] [INFO ] Deduced a trap composed of 42 places in 857 ms of which 1 ms to minimize.
[2023-03-21 22:39:17] [INFO ] Deduced a trap composed of 41 places in 2097 ms of which 0 ms to minimize.
[2023-03-21 22:39:18] [INFO ] Deduced a trap composed of 40 places in 558 ms of which 1 ms to minimize.
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.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineResultsWithTraps(DeadlockTester.java:736)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:656)
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)
[2023-03-21 22:39:18] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-21 22:39:18] [INFO ] After 25413ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:1
Parikh walk visited 0 properties in 13 ms.
Support contains 4 out of 1773 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1773/1773 places, 1623/1623 transitions.
Drop transitions removed 357 transitions
Trivial Post-agglo rules discarded 357 transitions
Performed 357 trivial Post agglomeration. Transition count delta: 357
Iterating post reduction 0 with 357 rules applied. Total rules applied 357 place count 1773 transition count 1266
Reduce places removed 357 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 358 rules applied. Total rules applied 715 place count 1416 transition count 1265
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 716 place count 1415 transition count 1265
Performed 240 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 240 Pre rules applied. Total rules applied 716 place count 1415 transition count 1025
Deduced a syphon composed of 240 places in 1 ms
Reduce places removed 240 places and 0 transitions.
Iterating global reduction 3 with 480 rules applied. Total rules applied 1196 place count 1175 transition count 1025
Performed 509 Post agglomeration using F-continuation condition.Transition count delta: 509
Deduced a syphon composed of 509 places in 0 ms
Reduce places removed 509 places and 0 transitions.
Iterating global reduction 3 with 1018 rules applied. Total rules applied 2214 place count 666 transition count 516
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 2215 place count 666 transition count 515
Renaming transitions due to excessive name length > 1024 char.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 2217 place count 665 transition count 514
Performed 89 Post agglomeration using F-continuation condition.Transition count delta: -59
Deduced a syphon composed of 89 places in 0 ms
Reduce places removed 89 places and 0 transitions.
Iterating global reduction 4 with 178 rules applied. Total rules applied 2395 place count 576 transition count 573
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 2396 place count 576 transition count 572
Partial Free-agglomeration rule applied 29 times.
Drop transitions removed 29 transitions
Iterating global reduction 5 with 29 rules applied. Total rules applied 2425 place count 576 transition count 572
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 2426 place count 575 transition count 571
Applied a total of 2426 rules in 284 ms. Remains 575 /1773 variables (removed 1198) and now considering 571/1623 (removed 1052) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 284 ms. Remains : 575/1773 places, 571/1623 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 58 ms. (steps per millisecond=172 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 48 ms. (steps per millisecond=208 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 272773 steps, run timeout after 3001 ms. (steps per millisecond=90 ) properties seen :{}
Probabilistic random walk after 272773 steps, saw 178453 distinct states, run finished after 3013 ms. (steps per millisecond=90 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 571 rows 575 cols
[2023-03-21 22:39:22] [INFO ] Computed 271 place invariants in 1 ms
[2023-03-21 22:39:22] [INFO ] After 189ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 22:39:22] [INFO ] [Nat]Absence check using 271 positive place invariants in 34 ms returned sat
[2023-03-21 22:39:23] [INFO ] After 1062ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 22:39:23] [INFO ] State equation strengthened by 9 read => feed constraints.
[2023-03-21 22:39:23] [INFO ] After 45ms SMT Verify possible using 9 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 22:39:23] [INFO ] After 96ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 31 ms.
[2023-03-21 22:39:23] [INFO ] After 1413ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 4 out of 575 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 575/575 places, 571/571 transitions.
Applied a total of 0 rules in 23 ms. Remains 575 /575 variables (removed 0) and now considering 571/571 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 575/575 places, 571/571 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 575/575 places, 571/571 transitions.
Applied a total of 0 rules in 35 ms. Remains 575 /575 variables (removed 0) and now considering 571/571 (removed 0) transitions.
[2023-03-21 22:39:23] [INFO ] Invariant cache hit.
[2023-03-21 22:39:24] [INFO ] Implicit Places using invariants in 541 ms returned [568]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 569 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 574/575 places, 571/571 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 574 transition count 570
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 573 transition count 570
Applied a total of 2 rules in 11 ms. Remains 573 /574 variables (removed 1) and now considering 570/571 (removed 1) transitions.
// Phase 1: matrix 570 rows 573 cols
[2023-03-21 22:39:24] [INFO ] Computed 270 place invariants in 2 ms
[2023-03-21 22:39:24] [INFO ] Implicit Places using invariants in 604 ms returned [561]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 611 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 572/575 places, 570/571 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 571 transition count 569
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 571 transition count 569
Applied a total of 2 rules in 21 ms. Remains 571 /572 variables (removed 1) and now considering 569/570 (removed 1) transitions.
// Phase 1: matrix 569 rows 571 cols
[2023-03-21 22:39:24] [INFO ] Computed 269 place invariants in 2 ms
[2023-03-21 22:39:25] [INFO ] Implicit Places using invariants in 959 ms returned []
[2023-03-21 22:39:25] [INFO ] Invariant cache hit.
[2023-03-21 22:39:27] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-03-21 22:39:28] [INFO ] Implicit Places using invariants and state equation in 2167 ms returned []
Implicit Place search using SMT with State Equation took 3146 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 3 : 571/575 places, 569/571 transitions.
Finished structural reductions in REACHABILITY mode , in 3 iterations and 4393 ms. Remains : 571/575 places, 569/571 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 60 ms. (steps per millisecond=166 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 36 ms. (steps per millisecond=277 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 295051 steps, run timeout after 3001 ms. (steps per millisecond=98 ) properties seen :{}
Probabilistic random walk after 295051 steps, saw 189735 distinct states, run finished after 3013 ms. (steps per millisecond=97 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-21 22:39:31] [INFO ] Invariant cache hit.
[2023-03-21 22:39:31] [INFO ] After 156ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 22:39:31] [INFO ] [Nat]Absence check using 269 positive place invariants in 154 ms returned sat
[2023-03-21 22:39:33] [INFO ] After 2236ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 22:39:33] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-03-21 22:39:34] [INFO ] After 20ms SMT Verify possible using 6 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 22:39:34] [INFO ] Deduced a trap composed of 3 places in 87 ms of which 0 ms to minimize.
[2023-03-21 22:39:34] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 126 ms
[2023-03-21 22:39:34] [INFO ] After 163ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 32 ms.
[2023-03-21 22:39:34] [INFO ] After 2822ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 4 out of 571 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 571/571 places, 569/569 transitions.
Applied a total of 0 rules in 9 ms. Remains 571 /571 variables (removed 0) and now considering 569/569 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 571/571 places, 569/569 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 571/571 places, 569/569 transitions.
Applied a total of 0 rules in 9 ms. Remains 571 /571 variables (removed 0) and now considering 569/569 (removed 0) transitions.
[2023-03-21 22:39:34] [INFO ] Invariant cache hit.
[2023-03-21 22:39:35] [INFO ] Implicit Places using invariants in 983 ms returned []
[2023-03-21 22:39:35] [INFO ] Invariant cache hit.
[2023-03-21 22:39:35] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-03-21 22:39:37] [INFO ] Implicit Places using invariants and state equation in 1835 ms returned []
Implicit Place search using SMT with State Equation took 2839 ms to find 0 implicit places.
[2023-03-21 22:39:37] [INFO ] Redundant transitions in 5 ms returned []
[2023-03-21 22:39:37] [INFO ] Invariant cache hit.
[2023-03-21 22:39:37] [INFO ] Dead Transitions using invariants and state equation in 550 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3422 ms. Remains : 571/571 places, 569/569 transitions.
Graph (complete) has 1515 edges and 571 vertex of which 570 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Partial Free-agglomeration rule applied 62 times.
Drop transitions removed 62 transitions
Iterating global reduction 0 with 62 rules applied. Total rules applied 63 place count 570 transition count 569
Applied a total of 63 rules in 19 ms. Remains 570 /571 variables (removed 1) and now considering 569/569 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 569 rows 570 cols
[2023-03-21 22:39:37] [INFO ] Computed 268 place invariants in 1 ms
[2023-03-21 22:39:37] [INFO ] After 152ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 22:39:38] [INFO ] [Nat]Absence check using 268 positive place invariants in 101 ms returned sat
[2023-03-21 22:39:38] [INFO ] After 518ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 22:39:38] [INFO ] State equation strengthened by 60 read => feed constraints.
[2023-03-21 22:39:38] [INFO ] After 55ms SMT Verify possible using 60 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 22:39:38] [INFO ] After 97ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 27 ms.
[2023-03-21 22:39:38] [INFO ] After 899ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(AND p0 p1), true, (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F (AND p0 (NOT p1)))]
Knowledge based reduction with 3 factoid took 171 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 417 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 300 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 326 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 18432 reset in 691 ms.
Product exploration explored 100000 steps with 18394 reset in 674 ms.
Applying partial POR strategy [false, false, false, false, true]
Stuttering acceptance computed with spot in 360 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 4 out of 1773 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1773/1773 places, 1623/1623 transitions.
Performed 358 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 358 rules applied. Total rules applied 358 place count 1773 transition count 1623
Performed 120 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 120 Pre rules applied. Total rules applied 358 place count 1773 transition count 1714
Deduced a syphon composed of 478 places in 2 ms
Iterating global reduction 1 with 120 rules applied. Total rules applied 478 place count 1773 transition count 1714
Performed 601 Post agglomeration using F-continuation condition.Transition count delta: -2
Deduced a syphon composed of 1079 places in 2 ms
Iterating global reduction 1 with 601 rules applied. Total rules applied 1079 place count 1773 transition count 1716
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 1080 place count 1773 transition count 1715
Renaming transitions due to excessive name length > 1024 char.
Discarding 242 places :
Symmetric choice reduction at 2 with 242 rule applications. Total rules 1322 place count 1531 transition count 1471
Deduced a syphon composed of 837 places in 1 ms
Iterating global reduction 2 with 242 rules applied. Total rules applied 1564 place count 1531 transition count 1471
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 838 places in 1 ms
Iterating global reduction 2 with 1 rules applied. Total rules applied 1565 place count 1531 transition count 1471
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 1567 place count 1529 transition count 1469
Deduced a syphon composed of 836 places in 2 ms
Iterating global reduction 2 with 2 rules applied. Total rules applied 1569 place count 1529 transition count 1469
Performed 101 Post agglomeration using F-continuation condition.Transition count delta: -533
Deduced a syphon composed of 937 places in 2 ms
Iterating global reduction 2 with 101 rules applied. Total rules applied 1670 place count 1529 transition count 2002
Discarding 101 places :
Symmetric choice reduction at 2 with 101 rule applications. Total rules 1771 place count 1428 transition count 1800
Deduced a syphon composed of 836 places in 1 ms
Iterating global reduction 2 with 101 rules applied. Total rules applied 1872 place count 1428 transition count 1800
Performed 16 Post agglomeration using F-continuation condition.Transition count delta: -92
Deduced a syphon composed of 852 places in 1 ms
Iterating global reduction 2 with 16 rules applied. Total rules applied 1888 place count 1428 transition count 1892
Discarding 16 places :
Symmetric choice reduction at 2 with 16 rule applications. Total rules 1904 place count 1412 transition count 1860
Deduced a syphon composed of 836 places in 1 ms
Iterating global reduction 2 with 16 rules applied. Total rules applied 1920 place count 1412 transition count 1860
Deduced a syphon composed of 836 places in 1 ms
Drop transitions removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 2 with 9 rules applied. Total rules applied 1929 place count 1412 transition count 1851
Deduced a syphon composed of 836 places in 2 ms
Applied a total of 1929 rules in 1221 ms. Remains 1412 /1773 variables (removed 361) and now considering 1851/1623 (removed -228) transitions.
[2023-03-21 22:39:43] [INFO ] Redundant transitions in 32 ms returned []
// Phase 1: matrix 1851 rows 1412 cols
[2023-03-21 22:39:43] [INFO ] Computed 271 place invariants in 24 ms
[2023-03-21 22:39:45] [INFO ] Dead Transitions using invariants and state equation in 2320 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 1412/1773 places, 1851/1623 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 3602 ms. Remains : 1412/1773 places, 1851/1623 transitions.
Support contains 4 out of 1773 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1773/1773 places, 1623/1623 transitions.
Applied a total of 0 rules in 116 ms. Remains 1773 /1773 variables (removed 0) and now considering 1623/1623 (removed 0) transitions.
// Phase 1: matrix 1623 rows 1773 cols
[2023-03-21 22:39:45] [INFO ] Computed 271 place invariants in 6 ms
[2023-03-21 22:39:46] [INFO ] Implicit Places using invariants in 996 ms returned []
[2023-03-21 22:39:46] [INFO ] Invariant cache hit.
[2023-03-21 22:39:51] [INFO ] Implicit Places using invariants and state equation in 4675 ms returned []
Implicit Place search using SMT with State Equation took 5701 ms to find 0 implicit places.
[2023-03-21 22:39:51] [INFO ] Invariant cache hit.
[2023-03-21 22:39:53] [INFO ] Dead Transitions using invariants and state equation in 1946 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 7778 ms. Remains : 1773/1773 places, 1623/1623 transitions.
Treatment of property ShieldIIPt-PT-030B-LTLCardinality-03 finished in 128468 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((p0||G(p1)))))'
Support contains 4 out of 1779 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1779/1779 places, 1629/1629 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 355 transitions
Trivial Post-agglo rules discarded 355 transitions
Performed 355 trivial Post agglomeration. Transition count delta: 355
Iterating post reduction 0 with 355 rules applied. Total rules applied 355 place count 1778 transition count 1273
Reduce places removed 355 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 356 rules applied. Total rules applied 711 place count 1423 transition count 1272
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 712 place count 1422 transition count 1272
Performed 237 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 237 Pre rules applied. Total rules applied 712 place count 1422 transition count 1035
Deduced a syphon composed of 237 places in 2 ms
Reduce places removed 237 places and 0 transitions.
Iterating global reduction 3 with 474 rules applied. Total rules applied 1186 place count 1185 transition count 1035
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 1191 place count 1180 transition count 1030
Iterating global reduction 3 with 5 rules applied. Total rules applied 1196 place count 1180 transition count 1030
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 3 Pre rules applied. Total rules applied 1196 place count 1180 transition count 1027
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 1202 place count 1177 transition count 1027
Performed 511 Post agglomeration using F-continuation condition.Transition count delta: 511
Deduced a syphon composed of 511 places in 0 ms
Reduce places removed 511 places and 0 transitions.
Iterating global reduction 3 with 1022 rules applied. Total rules applied 2224 place count 666 transition count 516
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 2225 place count 666 transition count 515
Renaming transitions due to excessive name length > 1024 char.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 2227 place count 665 transition count 514
Performed 87 Post agglomeration using F-continuation condition.Transition count delta: -54
Deduced a syphon composed of 87 places in 1 ms
Reduce places removed 87 places and 0 transitions.
Iterating global reduction 4 with 174 rules applied. Total rules applied 2401 place count 578 transition count 568
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 2403 place count 576 transition count 566
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 2405 place count 574 transition count 566
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 1 Pre rules applied. Total rules applied 2405 place count 574 transition count 565
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 2407 place count 573 transition count 565
Applied a total of 2407 rules in 413 ms. Remains 573 /1779 variables (removed 1206) and now considering 565/1629 (removed 1064) transitions.
// Phase 1: matrix 565 rows 573 cols
[2023-03-21 22:39:54] [INFO ] Computed 269 place invariants in 2 ms
[2023-03-21 22:39:54] [INFO ] Implicit Places using invariants in 622 ms returned [562]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 623 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 572/1779 places, 565/1629 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 571 transition count 564
Applied a total of 2 rules in 22 ms. Remains 571 /572 variables (removed 1) and now considering 564/565 (removed 1) transitions.
// Phase 1: matrix 564 rows 571 cols
[2023-03-21 22:39:54] [INFO ] Computed 268 place invariants in 1 ms
[2023-03-21 22:39:56] [INFO ] Implicit Places using invariants in 1729 ms returned []
[2023-03-21 22:39:56] [INFO ] Invariant cache hit.
[2023-03-21 22:39:58] [INFO ] Implicit Places using invariants and state equation in 1731 ms returned []
Implicit Place search using SMT with State Equation took 3476 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 571/1779 places, 564/1629 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 4534 ms. Remains : 571/1779 places, 564/1629 transitions.
Stuttering acceptance computed with spot in 124 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ShieldIIPt-PT-030B-LTLCardinality-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 1}], [{ cond=(AND p1 (NOT p0)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p1:(AND (EQ s156 0) (EQ s196 1)), p0:(AND (EQ s231 0) (EQ s34 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA ShieldIIPt-PT-030B-LTLCardinality-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldIIPt-PT-030B-LTLCardinality-04 finished in 4720 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(((!p1 U (p2||G(!p1)))&&p0)))))'
Support contains 5 out of 1779 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1779/1779 places, 1629/1629 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 1773 transition count 1623
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 1773 transition count 1623
Applied a total of 12 rules in 210 ms. Remains 1773 /1779 variables (removed 6) and now considering 1623/1629 (removed 6) transitions.
// Phase 1: matrix 1623 rows 1773 cols
[2023-03-21 22:39:58] [INFO ] Computed 271 place invariants in 9 ms
[2023-03-21 22:40:00] [INFO ] Implicit Places using invariants in 1924 ms returned []
[2023-03-21 22:40:00] [INFO ] Invariant cache hit.
[2023-03-21 22:40:05] [INFO ] Implicit Places using invariants and state equation in 5393 ms returned []
Implicit Place search using SMT with State Equation took 7326 ms to find 0 implicit places.
[2023-03-21 22:40:05] [INFO ] Invariant cache hit.
[2023-03-21 22:40:07] [INFO ] Dead Transitions using invariants and state equation in 1716 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 1773/1779 places, 1623/1629 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 9266 ms. Remains : 1773/1779 places, 1623/1629 transitions.
Stuttering acceptance computed with spot in 252 ms :[true, (OR (NOT p0) (AND p1 (NOT p2))), (OR (NOT p0) (AND p1 (NOT p2))), (OR (NOT p0) (AND p1 (NOT p2)))]
Running random walk in product with property : ShieldIIPt-PT-030B-LTLCardinality-06 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=(OR (NOT p0) (AND (NOT p2) p1)), acceptance={} source=3 dest: 0}, { cond=(OR (AND p0 p2) (AND p0 (NOT p1))), acceptance={} source=3 dest: 3}]], initial=2, aps=[p0:(AND (EQ s1220 0) (EQ s1273 1)), p2:(AND (NOT (AND (OR (EQ s918 0) (EQ s668 1)) (OR (EQ s1273 0) (EQ s1220 1)))) (NOT (AND (NOT (OR (EQ s1273 0) (EQ s1...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA ShieldIIPt-PT-030B-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldIIPt-PT-030B-LTLCardinality-06 finished in 9558 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 5 out of 1779 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1779/1779 places, 1629/1629 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 355 transitions
Trivial Post-agglo rules discarded 355 transitions
Performed 355 trivial Post agglomeration. Transition count delta: 355
Iterating post reduction 0 with 355 rules applied. Total rules applied 355 place count 1778 transition count 1273
Reduce places removed 355 places and 0 transitions.
Iterating post reduction 1 with 355 rules applied. Total rules applied 710 place count 1423 transition count 1273
Performed 239 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 239 Pre rules applied. Total rules applied 710 place count 1423 transition count 1034
Deduced a syphon composed of 239 places in 1 ms
Reduce places removed 239 places and 0 transitions.
Iterating global reduction 2 with 478 rules applied. Total rules applied 1188 place count 1184 transition count 1034
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 1193 place count 1179 transition count 1029
Iterating global reduction 2 with 5 rules applied. Total rules applied 1198 place count 1179 transition count 1029
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 1198 place count 1179 transition count 1026
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 1204 place count 1176 transition count 1026
Performed 509 Post agglomeration using F-continuation condition.Transition count delta: 509
Deduced a syphon composed of 509 places in 1 ms
Reduce places removed 509 places and 0 transitions.
Iterating global reduction 2 with 1018 rules applied. Total rules applied 2222 place count 667 transition count 517
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 2223 place count 667 transition count 516
Renaming transitions due to excessive name length > 1024 char.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 2225 place count 666 transition count 515
Performed 89 Post agglomeration using F-continuation condition.Transition count delta: -58
Deduced a syphon composed of 89 places in 0 ms
Reduce places removed 89 places and 0 transitions.
Iterating global reduction 3 with 178 rules applied. Total rules applied 2403 place count 577 transition count 573
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 2405 place count 575 transition count 571
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 2407 place count 573 transition count 571
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 2407 place count 573 transition count 570
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 2409 place count 572 transition count 570
Applied a total of 2409 rules in 358 ms. Remains 572 /1779 variables (removed 1207) and now considering 570/1629 (removed 1059) transitions.
// Phase 1: matrix 570 rows 572 cols
[2023-03-21 22:40:08] [INFO ] Computed 269 place invariants in 1 ms
[2023-03-21 22:40:09] [INFO ] Implicit Places using invariants in 1580 ms returned [561]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 1595 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 571/1779 places, 570/1629 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 570 transition count 569
Applied a total of 2 rules in 30 ms. Remains 570 /571 variables (removed 1) and now considering 569/570 (removed 1) transitions.
// Phase 1: matrix 569 rows 570 cols
[2023-03-21 22:40:09] [INFO ] Computed 268 place invariants in 14 ms
[2023-03-21 22:40:10] [INFO ] Implicit Places using invariants in 382 ms returned []
[2023-03-21 22:40:10] [INFO ] Invariant cache hit.
[2023-03-21 22:40:11] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-03-21 22:40:13] [INFO ] Implicit Places using invariants and state equation in 3428 ms returned []
Implicit Place search using SMT with State Equation took 3833 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 570/1779 places, 569/1629 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 5816 ms. Remains : 570/1779 places, 569/1629 transitions.
Stuttering acceptance computed with spot in 57 ms :[(NOT p0)]
Running random walk in product with property : ShieldIIPt-PT-030B-LTLCardinality-09 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(OR (EQ s414 0) (EQ s384 1) (EQ s286 1) (EQ s35 0) (EQ s288 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration explored 100000 steps with 0 reset in 915 ms.
Product exploration explored 100000 steps with 0 reset in 812 ms.
Computed a total of 2 stabilizing places and 2 stable transitions
Computed a total of 2 stabilizing places and 2 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 164 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 57 ms :[(NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 110 ms. (steps per millisecond=90 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 36 ms. (steps per millisecond=277 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 339113 steps, run timeout after 3039 ms. (steps per millisecond=111 ) properties seen :{}
Probabilistic random walk after 339113 steps, saw 206367 distinct states, run finished after 3039 ms. (steps per millisecond=111 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-21 22:40:18] [INFO ] Invariant cache hit.
[2023-03-21 22:40:19] [INFO ] After 83ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 22:40:19] [INFO ] [Nat]Absence check using 268 positive place invariants in 58 ms returned sat
[2023-03-21 22:40:20] [INFO ] After 798ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 22:40:20] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-03-21 22:40:20] [INFO ] After 41ms SMT Verify possible using 3 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 22:40:20] [INFO ] After 118ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 68 ms.
[2023-03-21 22:40:20] [INFO ] After 1248ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 5 out of 570 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 570/570 places, 569/569 transitions.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 570 transition count 568
Applied a total of 1 rules in 11 ms. Remains 570 /570 variables (removed 0) and now considering 568/569 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 570/570 places, 568/569 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 54 ms. (steps per millisecond=185 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 319272 steps, run timeout after 3001 ms. (steps per millisecond=106 ) properties seen :{}
Probabilistic random walk after 319272 steps, saw 204092 distinct states, run finished after 3001 ms. (steps per millisecond=106 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 568 rows 570 cols
[2023-03-21 22:40:23] [INFO ] Computed 268 place invariants in 2 ms
[2023-03-21 22:40:23] [INFO ] After 200ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 22:40:23] [INFO ] [Nat]Absence check using 268 positive place invariants in 41 ms returned sat
[2023-03-21 22:40:24] [INFO ] After 211ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 22:40:24] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-03-21 22:40:24] [INFO ] After 32ms SMT Verify possible using 3 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 22:40:24] [INFO ] After 87ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 26 ms.
[2023-03-21 22:40:24] [INFO ] After 557ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 9 ms.
Support contains 5 out of 570 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 570/570 places, 568/568 transitions.
Applied a total of 0 rules in 29 ms. Remains 570 /570 variables (removed 0) and now considering 568/568 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 29 ms. Remains : 570/570 places, 568/568 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 570/570 places, 568/568 transitions.
Applied a total of 0 rules in 11 ms. Remains 570 /570 variables (removed 0) and now considering 568/568 (removed 0) transitions.
[2023-03-21 22:40:24] [INFO ] Invariant cache hit.
[2023-03-21 22:40:26] [INFO ] Implicit Places using invariants in 1914 ms returned []
[2023-03-21 22:40:26] [INFO ] Invariant cache hit.
[2023-03-21 22:40:28] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-03-21 22:40:28] [INFO ] Implicit Places using invariants and state equation in 2729 ms returned []
Implicit Place search using SMT with State Equation took 4667 ms to find 0 implicit places.
[2023-03-21 22:40:28] [INFO ] Redundant transitions in 5 ms returned []
[2023-03-21 22:40:28] [INFO ] Invariant cache hit.
[2023-03-21 22:40:29] [INFO ] Dead Transitions using invariants and state equation in 793 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5482 ms. Remains : 570/570 places, 568/568 transitions.
Partial Free-agglomeration rule applied 60 times.
Drop transitions removed 60 transitions
Iterating global reduction 0 with 60 rules applied. Total rules applied 60 place count 570 transition count 568
Applied a total of 60 rules in 18 ms. Remains 570 /570 variables (removed 0) and now considering 568/568 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 568 rows 570 cols
[2023-03-21 22:40:29] [INFO ] Computed 268 place invariants in 1 ms
[2023-03-21 22:40:29] [INFO ] After 171ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 22:40:30] [INFO ] [Nat]Absence check using 268 positive place invariants in 231 ms returned sat
[2023-03-21 22:40:31] [INFO ] After 935ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 22:40:31] [INFO ] After 962ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 19 ms.
[2023-03-21 22:40:31] [INFO ] After 1473ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 198 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 56 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 73 ms :[(NOT p0)]
Support contains 5 out of 570 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 570/570 places, 569/569 transitions.
Applied a total of 0 rules in 12 ms. Remains 570 /570 variables (removed 0) and now considering 569/569 (removed 0) transitions.
// Phase 1: matrix 569 rows 570 cols
[2023-03-21 22:40:31] [INFO ] Computed 268 place invariants in 1 ms
[2023-03-21 22:40:32] [INFO ] Implicit Places using invariants in 922 ms returned []
[2023-03-21 22:40:32] [INFO ] Invariant cache hit.
[2023-03-21 22:40:33] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-03-21 22:40:33] [INFO ] Implicit Places using invariants and state equation in 1276 ms returned []
Implicit Place search using SMT with State Equation took 2223 ms to find 0 implicit places.
[2023-03-21 22:40:33] [INFO ] Redundant transitions in 5 ms returned []
[2023-03-21 22:40:33] [INFO ] Invariant cache hit.
[2023-03-21 22:40:35] [INFO ] Dead Transitions using invariants and state equation in 1031 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 3279 ms. Remains : 570/570 places, 569/569 transitions.
Computed a total of 2 stabilizing places and 2 stable transitions
Computed a total of 2 stabilizing places and 2 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 187 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 46 ms :[(NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 82 ms. (steps per millisecond=121 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 315029 steps, run timeout after 3001 ms. (steps per millisecond=104 ) properties seen :{}
Probabilistic random walk after 315029 steps, saw 192070 distinct states, run finished after 3001 ms. (steps per millisecond=104 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-21 22:40:38] [INFO ] Invariant cache hit.
[2023-03-21 22:40:38] [INFO ] After 207ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 22:40:39] [INFO ] [Nat]Absence check using 268 positive place invariants in 441 ms returned sat
[2023-03-21 22:40:39] [INFO ] After 780ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 22:40:39] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-03-21 22:40:40] [INFO ] After 69ms SMT Verify possible using 3 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 22:40:40] [INFO ] After 132ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 35 ms.
[2023-03-21 22:40:40] [INFO ] After 1552ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 6 ms.
Support contains 5 out of 570 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 570/570 places, 569/569 transitions.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 570 transition count 568
Applied a total of 1 rules in 14 ms. Remains 570 /570 variables (removed 0) and now considering 568/569 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 570/570 places, 568/569 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 60 ms. (steps per millisecond=166 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 37 ms. (steps per millisecond=270 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 325109 steps, run timeout after 3001 ms. (steps per millisecond=108 ) properties seen :{}
Probabilistic random walk after 325109 steps, saw 207976 distinct states, run finished after 3013 ms. (steps per millisecond=107 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 568 rows 570 cols
[2023-03-21 22:40:43] [INFO ] Computed 268 place invariants in 5 ms
[2023-03-21 22:40:43] [INFO ] After 196ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 22:40:43] [INFO ] [Nat]Absence check using 268 positive place invariants in 49 ms returned sat
[2023-03-21 22:40:44] [INFO ] After 833ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 22:40:44] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-03-21 22:40:44] [INFO ] After 51ms SMT Verify possible using 3 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 22:40:44] [INFO ] After 134ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 18 ms.
[2023-03-21 22:40:44] [INFO ] After 1221ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 5 out of 570 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 570/570 places, 568/568 transitions.
Applied a total of 0 rules in 10 ms. Remains 570 /570 variables (removed 0) and now considering 568/568 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 570/570 places, 568/568 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 570/570 places, 568/568 transitions.
Applied a total of 0 rules in 9 ms. Remains 570 /570 variables (removed 0) and now considering 568/568 (removed 0) transitions.
[2023-03-21 22:40:44] [INFO ] Invariant cache hit.
[2023-03-21 22:40:45] [INFO ] Implicit Places using invariants in 430 ms returned []
[2023-03-21 22:40:45] [INFO ] Invariant cache hit.
[2023-03-21 22:40:45] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-03-21 22:40:46] [INFO ] Implicit Places using invariants and state equation in 1712 ms returned []
Implicit Place search using SMT with State Equation took 2156 ms to find 0 implicit places.
[2023-03-21 22:40:46] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-21 22:40:46] [INFO ] Invariant cache hit.
[2023-03-21 22:40:48] [INFO ] Dead Transitions using invariants and state equation in 1788 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3975 ms. Remains : 570/570 places, 568/568 transitions.
Partial Free-agglomeration rule applied 60 times.
Drop transitions removed 60 transitions
Iterating global reduction 0 with 60 rules applied. Total rules applied 60 place count 570 transition count 568
Applied a total of 60 rules in 20 ms. Remains 570 /570 variables (removed 0) and now considering 568/568 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 568 rows 570 cols
[2023-03-21 22:40:48] [INFO ] Computed 268 place invariants in 1 ms
[2023-03-21 22:40:48] [INFO ] After 152ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 22:40:49] [INFO ] [Nat]Absence check using 268 positive place invariants in 55 ms returned sat
[2023-03-21 22:40:50] [INFO ] After 888ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 22:40:50] [INFO ] After 936ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 38 ms.
[2023-03-21 22:40:50] [INFO ] After 1232ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 208 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 62 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 75 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 86 ms :[(NOT p0)]
Product exploration explored 100000 steps with 0 reset in 568 ms.
Product exploration explored 100000 steps with 0 reset in 687 ms.
Support contains 5 out of 570 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 570/570 places, 569/569 transitions.
Applied a total of 0 rules in 36 ms. Remains 570 /570 variables (removed 0) and now considering 569/569 (removed 0) transitions.
// Phase 1: matrix 569 rows 570 cols
[2023-03-21 22:40:51] [INFO ] Computed 268 place invariants in 2 ms
[2023-03-21 22:40:52] [INFO ] Implicit Places using invariants in 1047 ms returned []
[2023-03-21 22:40:52] [INFO ] Invariant cache hit.
[2023-03-21 22:40:53] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-03-21 22:40:54] [INFO ] Implicit Places using invariants and state equation in 2032 ms returned []
Implicit Place search using SMT with State Equation took 3096 ms to find 0 implicit places.
[2023-03-21 22:40:54] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-21 22:40:55] [INFO ] Invariant cache hit.
[2023-03-21 22:40:55] [INFO ] Dead Transitions using invariants and state equation in 787 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 3955 ms. Remains : 570/570 places, 569/569 transitions.
Treatment of property ShieldIIPt-PT-030B-LTLCardinality-09 finished in 47968 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)||X(G((p1&&X(p2))))))'
Support contains 4 out of 1779 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1779/1779 places, 1629/1629 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 1772 transition count 1622
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 1772 transition count 1622
Applied a total of 14 rules in 208 ms. Remains 1772 /1779 variables (removed 7) and now considering 1622/1629 (removed 7) transitions.
// Phase 1: matrix 1622 rows 1772 cols
[2023-03-21 22:40:56] [INFO ] Computed 271 place invariants in 5 ms
[2023-03-21 22:41:01] [INFO ] Implicit Places using invariants in 4827 ms returned []
[2023-03-21 22:41:01] [INFO ] Invariant cache hit.
[2023-03-21 22:41:05] [INFO ] Implicit Places using invariants and state equation in 4709 ms returned []
Implicit Place search using SMT with State Equation took 9544 ms to find 0 implicit places.
[2023-03-21 22:41:05] [INFO ] Invariant cache hit.
[2023-03-21 22:41:07] [INFO ] Dead Transitions using invariants and state equation in 1653 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 1772/1779 places, 1622/1629 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 11432 ms. Remains : 1772/1779 places, 1622/1629 transitions.
Stuttering acceptance computed with spot in 444 ms :[true, (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (NOT p1) (NOT p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (NOT p2) (NOT p1)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (NOT p0)]
Running random walk in product with property : ShieldIIPt-PT-030B-LTLCardinality-12 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}, { cond=p0, acceptance={} source=1 dest: 3}], [{ cond=(NOT p1), acceptance={} source=2 dest: 0}, { cond=p1, acceptance={} source=2 dest: 4}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=3 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=3 dest: 4}, { cond=(AND p0 p1), acceptance={} source=3 dest: 5}, { cond=(AND p0 (NOT p1)), acceptance={} source=3 dest: 6}], [{ cond=(OR (NOT p1) (NOT p2)), acceptance={} source=4 dest: 0}, { cond=(AND p1 p2), acceptance={} source=4 dest: 4}], [{ cond=(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), acceptance={} source=5 dest: 0}, { cond=(AND (NOT p0) p1 p2), acceptance={} source=5 dest: 4}, { cond=(AND p0 p1 p2), acceptance={} source=5 dest: 5}, { cond=(OR (AND p0 (NOT p1)) (AND p0 (NOT p2))), acceptance={} source=5 dest: 6}], [{ cond=(NOT p0), acceptance={} source=6 dest: 0}, { cond=p0, acceptance={} source=6 dest: 6}]], initial=1, aps=[p0:(AND (EQ s1507 0) (EQ s992 1)), p1:(EQ s883 1), p2:(EQ s478 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null][false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA ShieldIIPt-PT-030B-LTLCardinality-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldIIPt-PT-030B-LTLCardinality-12 finished in 11936 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 1 out of 1779 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1779/1779 places, 1629/1629 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 358 transitions
Trivial Post-agglo rules discarded 358 transitions
Performed 358 trivial Post agglomeration. Transition count delta: 358
Iterating post reduction 0 with 358 rules applied. Total rules applied 358 place count 1778 transition count 1270
Reduce places removed 358 places and 0 transitions.
Iterating post reduction 1 with 358 rules applied. Total rules applied 716 place count 1420 transition count 1270
Performed 238 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 238 Pre rules applied. Total rules applied 716 place count 1420 transition count 1032
Deduced a syphon composed of 238 places in 1 ms
Reduce places removed 238 places and 0 transitions.
Iterating global reduction 2 with 476 rules applied. Total rules applied 1192 place count 1182 transition count 1032
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 1198 place count 1176 transition count 1026
Iterating global reduction 2 with 6 rules applied. Total rules applied 1204 place count 1176 transition count 1026
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 1204 place count 1176 transition count 1022
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 1212 place count 1172 transition count 1022
Performed 509 Post agglomeration using F-continuation condition.Transition count delta: 509
Deduced a syphon composed of 509 places in 0 ms
Reduce places removed 509 places and 0 transitions.
Iterating global reduction 2 with 1018 rules applied. Total rules applied 2230 place count 663 transition count 513
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 2231 place count 663 transition count 512
Renaming transitions due to excessive name length > 1024 char.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 2233 place count 662 transition count 511
Performed 89 Post agglomeration using F-continuation condition.Transition count delta: -59
Deduced a syphon composed of 89 places in 0 ms
Reduce places removed 89 places and 0 transitions.
Iterating global reduction 3 with 178 rules applied. Total rules applied 2411 place count 573 transition count 570
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 2413 place count 571 transition count 568
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 2415 place count 569 transition count 568
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 2415 place count 569 transition count 567
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 2417 place count 568 transition count 567
Applied a total of 2417 rules in 444 ms. Remains 568 /1779 variables (removed 1211) and now considering 567/1629 (removed 1062) transitions.
// Phase 1: matrix 567 rows 568 cols
[2023-03-21 22:41:08] [INFO ] Computed 269 place invariants in 1 ms
[2023-03-21 22:41:12] [INFO ] Implicit Places using invariants in 3960 ms returned [557]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 3979 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 567/1779 places, 567/1629 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 566 transition count 566
Applied a total of 2 rules in 30 ms. Remains 566 /567 variables (removed 1) and now considering 566/567 (removed 1) transitions.
// Phase 1: matrix 566 rows 566 cols
[2023-03-21 22:41:12] [INFO ] Computed 268 place invariants in 2 ms
[2023-03-21 22:41:12] [INFO ] Implicit Places using invariants in 434 ms returned []
[2023-03-21 22:41:12] [INFO ] Invariant cache hit.
[2023-03-21 22:41:15] [INFO ] Implicit Places using invariants and state equation in 2798 ms returned []
Implicit Place search using SMT with State Equation took 3235 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 566/1779 places, 566/1629 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 7700 ms. Remains : 566/1779 places, 566/1629 transitions.
Stuttering acceptance computed with spot in 101 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ShieldIIPt-PT-030B-LTLCardinality-13 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:(NEQ s226 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 50946 steps with 2 reset in 255 ms.
FORMULA ShieldIIPt-PT-030B-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldIIPt-PT-030B-LTLCardinality-13 finished in 8078 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0&&F(p1))))'
Support contains 3 out of 1779 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1779/1779 places, 1629/1629 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 1772 transition count 1622
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 1772 transition count 1622
Applied a total of 14 rules in 203 ms. Remains 1772 /1779 variables (removed 7) and now considering 1622/1629 (removed 7) transitions.
// Phase 1: matrix 1622 rows 1772 cols
[2023-03-21 22:41:16] [INFO ] Computed 271 place invariants in 6 ms
[2023-03-21 22:41:22] [INFO ] Implicit Places using invariants in 6198 ms returned []
[2023-03-21 22:41:22] [INFO ] Invariant cache hit.
[2023-03-21 22:41:26] [INFO ] Implicit Places using invariants and state equation in 4369 ms returned []
Implicit Place search using SMT with State Equation took 10594 ms to find 0 implicit places.
[2023-03-21 22:41:26] [INFO ] Invariant cache hit.
[2023-03-21 22:41:27] [INFO ] Dead Transitions using invariants and state equation in 1040 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 1772/1779 places, 1622/1629 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 11857 ms. Remains : 1772/1779 places, 1622/1629 transitions.
Stuttering acceptance computed with spot in 223 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true]
Running random walk in product with property : ShieldIIPt-PT-030B-LTLCardinality-15 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 0}, { cond=(NOT p0), acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={0} source=3 dest: 3}]], initial=2, aps=[p1:(OR (EQ s92 0) (EQ s512 1)), p0:(EQ s1534 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA ShieldIIPt-PT-030B-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldIIPt-PT-030B-LTLCardinality-15 finished in 12125 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(X(F((p0 U (G(p0)||p1))))))))'
Found a Shortening insensitive property : ShieldIIPt-PT-030B-LTLCardinality-03
Stuttering acceptance computed with spot in 382 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Support contains 4 out of 1779 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 1779/1779 places, 1629/1629 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 355 transitions
Trivial Post-agglo rules discarded 355 transitions
Performed 355 trivial Post agglomeration. Transition count delta: 355
Iterating post reduction 0 with 355 rules applied. Total rules applied 355 place count 1778 transition count 1273
Reduce places removed 355 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 356 rules applied. Total rules applied 711 place count 1423 transition count 1272
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 712 place count 1422 transition count 1272
Performed 239 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 239 Pre rules applied. Total rules applied 712 place count 1422 transition count 1033
Deduced a syphon composed of 239 places in 2 ms
Reduce places removed 239 places and 0 transitions.
Iterating global reduction 3 with 478 rules applied. Total rules applied 1190 place count 1183 transition count 1033
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 1194 place count 1179 transition count 1029
Iterating global reduction 3 with 4 rules applied. Total rules applied 1198 place count 1179 transition count 1029
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 4 Pre rules applied. Total rules applied 1198 place count 1179 transition count 1025
Deduced a syphon composed of 4 places in 2 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 1206 place count 1175 transition count 1025
Performed 508 Post agglomeration using F-continuation condition.Transition count delta: 508
Deduced a syphon composed of 508 places in 1 ms
Reduce places removed 508 places and 0 transitions.
Iterating global reduction 3 with 1016 rules applied. Total rules applied 2222 place count 667 transition count 517
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 2223 place count 667 transition count 516
Renaming transitions due to excessive name length > 1024 char.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 2225 place count 666 transition count 515
Performed 89 Post agglomeration using F-continuation condition.Transition count delta: -59
Deduced a syphon composed of 89 places in 1 ms
Reduce places removed 89 places and 0 transitions.
Iterating global reduction 4 with 178 rules applied. Total rules applied 2403 place count 577 transition count 574
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 2405 place count 575 transition count 572
Applied a total of 2405 rules in 426 ms. Remains 575 /1779 variables (removed 1204) and now considering 572/1629 (removed 1057) transitions.
// Phase 1: matrix 572 rows 575 cols
[2023-03-21 22:41:29] [INFO ] Computed 271 place invariants in 1 ms
[2023-03-21 22:41:30] [INFO ] Implicit Places using invariants in 1224 ms returned [568]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 1240 ms to find 1 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 574/1779 places, 572/1629 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 574 transition count 571
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 573 transition count 571
Applied a total of 2 rules in 14 ms. Remains 573 /574 variables (removed 1) and now considering 571/572 (removed 1) transitions.
// Phase 1: matrix 571 rows 573 cols
[2023-03-21 22:41:30] [INFO ] Computed 270 place invariants in 1 ms
[2023-03-21 22:41:30] [INFO ] Implicit Places using invariants in 366 ms returned [561]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 388 ms to find 1 implicit places.
Starting structural reductions in LI_LTL mode, iteration 2 : 572/1779 places, 571/1629 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 571 transition count 570
Applied a total of 2 rules in 19 ms. Remains 571 /572 variables (removed 1) and now considering 570/571 (removed 1) transitions.
// Phase 1: matrix 570 rows 571 cols
[2023-03-21 22:41:30] [INFO ] Computed 269 place invariants in 1 ms
[2023-03-21 22:41:32] [INFO ] Implicit Places using invariants in 2245 ms returned []
[2023-03-21 22:41:32] [INFO ] Invariant cache hit.
[2023-03-21 22:41:37] [INFO ] State equation strengthened by 7 read => feed constraints.
[2023-03-21 22:41:45] [INFO ] Implicit Places using invariants and state equation in 12176 ms returned []
Implicit Place search using SMT with State Equation took 14458 ms to find 0 implicit places.
Starting structural reductions in LI_LTL mode, iteration 3 : 571/1779 places, 570/1629 transitions.
Finished structural reductions in LI_LTL mode , in 3 iterations and 16545 ms. Remains : 571/1779 places, 570/1629 transitions.
Running random walk in product with property : ShieldIIPt-PT-030B-LTLCardinality-03 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=true, acceptance={} source=2 dest: 3}], [{ cond=true, acceptance={} source=3 dest: 4}], [{ cond=(AND (NOT p1) p0), acceptance={} source=4 dest: 4}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=4 dest: 4}]], initial=0, aps=[p1:(OR (EQ s557 0) (EQ s304 1)), p0:(OR (EQ s243 0) (EQ s292 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, cl-invariant], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 20000 reset in 682 ms.
Product exploration explored 100000 steps with 20000 reset in 835 ms.
Computed a total of 5 stabilizing places and 4 stable transitions
Computed a total of 5 stabilizing places and 4 stable transitions
Detected a total of 5/571 stabilizing places and 4/570 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND p1 p0), true, (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 222 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 298 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 51 ms. (steps per millisecond=196 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-21 22:41:47] [INFO ] Invariant cache hit.
[2023-03-21 22:41:47] [INFO ] After 148ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 22:41:47] [INFO ] [Nat]Absence check using 269 positive place invariants in 55 ms returned sat
[2023-03-21 22:41:48] [INFO ] After 826ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 22:41:48] [INFO ] State equation strengthened by 7 read => feed constraints.
[2023-03-21 22:41:48] [INFO ] After 44ms SMT Verify possible using 7 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 22:41:48] [INFO ] After 112ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 48 ms.
[2023-03-21 22:41:48] [INFO ] After 1146ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 3 ms.
Support contains 4 out of 571 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 571/571 places, 570/570 transitions.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 571 transition count 569
Applied a total of 1 rules in 12 ms. Remains 571 /571 variables (removed 0) and now considering 569/570 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 571/571 places, 569/570 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 81 ms. (steps per millisecond=123 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 36 ms. (steps per millisecond=277 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 338894 steps, run timeout after 3001 ms. (steps per millisecond=112 ) properties seen :{}
Probabilistic random walk after 338894 steps, saw 243835 distinct states, run finished after 3014 ms. (steps per millisecond=112 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 569 rows 571 cols
[2023-03-21 22:41:51] [INFO ] Computed 269 place invariants in 1 ms
[2023-03-21 22:41:52] [INFO ] After 202ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 22:41:52] [INFO ] [Nat]Absence check using 269 positive place invariants in 56 ms returned sat
[2023-03-21 22:41:52] [INFO ] After 387ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 22:41:52] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-03-21 22:41:52] [INFO ] After 43ms SMT Verify possible using 6 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 22:41:52] [INFO ] Deduced a trap composed of 3 places in 49 ms of which 1 ms to minimize.
[2023-03-21 22:41:52] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 112 ms
[2023-03-21 22:41:52] [INFO ] After 178ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 39 ms.
[2023-03-21 22:41:52] [INFO ] After 825ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 5 ms.
Support contains 4 out of 571 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 571/571 places, 569/569 transitions.
Applied a total of 0 rules in 9 ms. Remains 571 /571 variables (removed 0) and now considering 569/569 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 571/571 places, 569/569 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 571/571 places, 569/569 transitions.
Applied a total of 0 rules in 9 ms. Remains 571 /571 variables (removed 0) and now considering 569/569 (removed 0) transitions.
[2023-03-21 22:41:52] [INFO ] Invariant cache hit.
[2023-03-21 22:41:53] [INFO ] Implicit Places using invariants in 516 ms returned []
[2023-03-21 22:41:53] [INFO ] Invariant cache hit.
[2023-03-21 22:41:53] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-03-21 22:41:57] [INFO ] Implicit Places using invariants and state equation in 3711 ms returned []
Implicit Place search using SMT with State Equation took 4241 ms to find 0 implicit places.
[2023-03-21 22:41:57] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-21 22:41:57] [INFO ] Invariant cache hit.
[2023-03-21 22:41:58] [INFO ] Dead Transitions using invariants and state equation in 1350 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5627 ms. Remains : 571/571 places, 569/569 transitions.
Graph (complete) has 1403 edges and 571 vertex of which 570 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Partial Free-agglomeration rule applied 62 times.
Drop transitions removed 62 transitions
Iterating global reduction 0 with 62 rules applied. Total rules applied 63 place count 570 transition count 569
Applied a total of 63 rules in 19 ms. Remains 570 /571 variables (removed 1) and now considering 569/569 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 569 rows 570 cols
[2023-03-21 22:41:58] [INFO ] Computed 268 place invariants in 4 ms
[2023-03-21 22:41:58] [INFO ] After 164ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 22:41:58] [INFO ] [Nat]Absence check using 268 positive place invariants in 100 ms returned sat
[2023-03-21 22:41:59] [INFO ] After 340ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 22:41:59] [INFO ] State equation strengthened by 4 read => feed constraints.
[2023-03-21 22:41:59] [INFO ] After 17ms SMT Verify possible using 4 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 22:41:59] [INFO ] After 47ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 19 ms.
[2023-03-21 22:41:59] [INFO ] After 686ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(AND p1 p0), true, (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F (AND p0 (NOT p1)))]
Knowledge based reduction with 3 factoid took 289 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 228 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 345 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 4 out of 571 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 571/571 places, 570/570 transitions.
Applied a total of 0 rules in 12 ms. Remains 571 /571 variables (removed 0) and now considering 570/570 (removed 0) transitions.
// Phase 1: matrix 570 rows 571 cols
[2023-03-21 22:42:00] [INFO ] Computed 269 place invariants in 4 ms
[2023-03-21 22:42:07] [INFO ] Implicit Places using invariants in 7710 ms returned []
[2023-03-21 22:42:08] [INFO ] Invariant cache hit.
[2023-03-21 22:42:08] [INFO ] State equation strengthened by 7 read => feed constraints.
[2023-03-21 22:42:09] [INFO ] Implicit Places using invariants and state equation in 1321 ms returned []
Implicit Place search using SMT with State Equation took 9052 ms to find 0 implicit places.
[2023-03-21 22:42:09] [INFO ] Invariant cache hit.
[2023-03-21 22:42:09] [INFO ] Dead Transitions using invariants and state equation in 306 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 9377 ms. Remains : 571/571 places, 570/570 transitions.
Computed a total of 5 stabilizing places and 4 stable transitions
Computed a total of 5 stabilizing places and 4 stable transitions
Detected a total of 5/571 stabilizing places and 4/570 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND p0 p1), true, (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 185 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 283 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 57 ms. (steps per millisecond=175 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-21 22:42:10] [INFO ] Invariant cache hit.
[2023-03-21 22:42:10] [INFO ] After 141ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 22:42:10] [INFO ] [Nat]Absence check using 269 positive place invariants in 59 ms returned sat
[2023-03-21 22:42:11] [INFO ] After 798ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 22:42:11] [INFO ] State equation strengthened by 7 read => feed constraints.
[2023-03-21 22:42:11] [INFO ] After 64ms SMT Verify possible using 7 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 22:42:11] [INFO ] After 117ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 37 ms.
[2023-03-21 22:42:11] [INFO ] After 1162ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 4 out of 571 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 571/571 places, 570/570 transitions.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 571 transition count 569
Applied a total of 1 rules in 10 ms. Remains 571 /571 variables (removed 0) and now considering 569/570 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 571/571 places, 569/570 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 51 ms. (steps per millisecond=196 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 366857 steps, run timeout after 3001 ms. (steps per millisecond=122 ) properties seen :{}
Probabilistic random walk after 366857 steps, saw 264012 distinct states, run finished after 3003 ms. (steps per millisecond=122 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 569 rows 571 cols
[2023-03-21 22:42:14] [INFO ] Computed 269 place invariants in 3 ms
[2023-03-21 22:42:14] [INFO ] After 182ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 22:42:15] [INFO ] [Nat]Absence check using 269 positive place invariants in 64 ms returned sat
[2023-03-21 22:42:17] [INFO ] After 2753ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 22:42:17] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-03-21 22:42:17] [INFO ] After 16ms SMT Verify possible using 6 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 22:42:17] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 1 ms to minimize.
[2023-03-21 22:42:18] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 69 ms
[2023-03-21 22:42:18] [INFO ] After 126ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 38 ms.
[2023-03-21 22:42:18] [INFO ] After 3240ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 8 ms.
Support contains 4 out of 571 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 571/571 places, 569/569 transitions.
Applied a total of 0 rules in 19 ms. Remains 571 /571 variables (removed 0) and now considering 569/569 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 32 ms. Remains : 571/571 places, 569/569 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 571/571 places, 569/569 transitions.
Applied a total of 0 rules in 11 ms. Remains 571 /571 variables (removed 0) and now considering 569/569 (removed 0) transitions.
[2023-03-21 22:42:18] [INFO ] Invariant cache hit.
[2023-03-21 22:42:18] [INFO ] Implicit Places using invariants in 382 ms returned []
[2023-03-21 22:42:18] [INFO ] Invariant cache hit.
[2023-03-21 22:42:18] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-03-21 22:42:19] [INFO ] Implicit Places using invariants and state equation in 873 ms returned []
Implicit Place search using SMT with State Equation took 1258 ms to find 0 implicit places.
[2023-03-21 22:42:19] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-21 22:42:19] [INFO ] Invariant cache hit.
[2023-03-21 22:42:20] [INFO ] Dead Transitions using invariants and state equation in 704 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2023 ms. Remains : 571/571 places, 569/569 transitions.
Graph (complete) has 1403 edges and 571 vertex of which 570 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Partial Free-agglomeration rule applied 62 times.
Drop transitions removed 62 transitions
Iterating global reduction 0 with 62 rules applied. Total rules applied 63 place count 570 transition count 569
Applied a total of 63 rules in 19 ms. Remains 570 /571 variables (removed 1) and now considering 569/569 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 569 rows 570 cols
[2023-03-21 22:42:20] [INFO ] Computed 268 place invariants in 2 ms
[2023-03-21 22:42:20] [INFO ] After 100ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 22:42:20] [INFO ] [Nat]Absence check using 268 positive place invariants in 40 ms returned sat
[2023-03-21 22:42:20] [INFO ] After 353ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 22:42:20] [INFO ] State equation strengthened by 4 read => feed constraints.
[2023-03-21 22:42:20] [INFO ] After 29ms SMT Verify possible using 4 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 22:42:20] [INFO ] After 72ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 35 ms.
[2023-03-21 22:42:20] [INFO ] After 615ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(AND p0 p1), true, (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F (AND p0 (NOT p1)))]
Knowledge based reduction with 3 factoid took 265 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 395 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 359 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 305 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 20000 reset in 696 ms.
Product exploration explored 100000 steps with 20000 reset in 797 ms.
Applying partial POR strategy [false, false, false, false, true]
Stuttering acceptance computed with spot in 375 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 4 out of 571 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 571/571 places, 570/570 transitions.
Applied a total of 0 rules in 19 ms. Remains 571 /571 variables (removed 0) and now considering 570/570 (removed 0) transitions.
[2023-03-21 22:42:24] [INFO ] Redundant transitions in 4 ms returned []
// Phase 1: matrix 570 rows 571 cols
[2023-03-21 22:42:24] [INFO ] Computed 269 place invariants in 1 ms
[2023-03-21 22:42:24] [INFO ] Dead Transitions using invariants and state equation in 408 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 472 ms. Remains : 571/571 places, 570/570 transitions.
Support contains 4 out of 571 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 571/571 places, 570/570 transitions.
Applied a total of 0 rules in 15 ms. Remains 571 /571 variables (removed 0) and now considering 570/570 (removed 0) transitions.
[2023-03-21 22:42:24] [INFO ] Invariant cache hit.
[2023-03-21 22:42:25] [INFO ] Implicit Places using invariants in 608 ms returned []
[2023-03-21 22:42:25] [INFO ] Invariant cache hit.
[2023-03-21 22:42:25] [INFO ] State equation strengthened by 7 read => feed constraints.
[2023-03-21 22:42:26] [INFO ] Implicit Places using invariants and state equation in 1112 ms returned []
Implicit Place search using SMT with State Equation took 1766 ms to find 0 implicit places.
[2023-03-21 22:42:26] [INFO ] Invariant cache hit.
[2023-03-21 22:42:26] [INFO ] Dead Transitions using invariants and state equation in 338 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2120 ms. Remains : 571/571 places, 570/570 transitions.
Treatment of property ShieldIIPt-PT-030B-LTLCardinality-03 finished in 58781 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
[2023-03-21 22:42:27] [INFO ] Flatten gal took : 52 ms
[2023-03-21 22:42:27] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 1 ms.
[2023-03-21 22:42:27] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 1779 places, 1629 transitions and 4218 arcs took 24 ms.
Total runtime 376716 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1866/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1866/ltl_1_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : ShieldIIPt-PT-030B-LTLCardinality-03
Could not compute solution for formula : ShieldIIPt-PT-030B-LTLCardinality-09

BK_STOP 1679438549467

--------------------
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 ShieldIIPt-PT-030B-LTLCardinality-03
ltl formula formula --ltl=/tmp/1866/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 1779 places, 1629 transitions and 4218 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1866/ltl_0_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1866/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1866/ltl_0_
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.600 real 0.130 user 0.280 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1866/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 6 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
ltl formula name ShieldIIPt-PT-030B-LTLCardinality-09
ltl formula formula --ltl=/tmp/1866/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: =============================================================================
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): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 1779 places, 1629 transitions and 4218 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 0.440 real 0.090 user 0.220 sys
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1866/ltl_1_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1866/ltl_1_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1866/ltl_1_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1866/ltl_1_
pnml2lts-mc( 0/ 4): buchi has 2 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:

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="ShieldIIPt-PT-030B"
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 ShieldIIPt-PT-030B, 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 r393-oct2-167903716900299"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldIIPt-PT-030B.tgz
mv ShieldIIPt-PT-030B 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 '' LTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
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 ;