About the Execution of LTSMin+red for RERS17pb113-PT-4
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 8343.367 | 3600000.00 | 3879188.00 | 9042.40 | ?FT???T???F?F??? | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2023-input.r329-tall-167889201500028.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is RERS17pb113-PT-4, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r329-tall-167889201500028
=====================================================================
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preparation of the directory to be used:
/home/mcc/execution
total 15M
-rw-r--r-- 1 mcc users 7.3K Feb 26 18:11 CTLCardinality.txt
-rw-r--r-- 1 mcc users 80K Feb 26 18:11 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.5K Feb 26 18:10 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K Feb 26 18:10 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Jan 29 11:41 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.5K Feb 25 16:37 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 25 16:37 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Feb 25 16:37 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:37 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 26 18:16 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 110K Feb 26 18:16 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K Feb 26 18:14 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 89K Feb 26 18:14 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:37 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:37 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 2 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 15M 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 RERS17pb113-PT-4-LTLFireability-00
FORMULA_NAME RERS17pb113-PT-4-LTLFireability-01
FORMULA_NAME RERS17pb113-PT-4-LTLFireability-02
FORMULA_NAME RERS17pb113-PT-4-LTLFireability-03
FORMULA_NAME RERS17pb113-PT-4-LTLFireability-04
FORMULA_NAME RERS17pb113-PT-4-LTLFireability-05
FORMULA_NAME RERS17pb113-PT-4-LTLFireability-06
FORMULA_NAME RERS17pb113-PT-4-LTLFireability-07
FORMULA_NAME RERS17pb113-PT-4-LTLFireability-08
FORMULA_NAME RERS17pb113-PT-4-LTLFireability-09
FORMULA_NAME RERS17pb113-PT-4-LTLFireability-10
FORMULA_NAME RERS17pb113-PT-4-LTLFireability-11
FORMULA_NAME RERS17pb113-PT-4-LTLFireability-12
FORMULA_NAME RERS17pb113-PT-4-LTLFireability-13
FORMULA_NAME RERS17pb113-PT-4-LTLFireability-14
FORMULA_NAME RERS17pb113-PT-4-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1678988865606
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=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=RERS17pb113-PT-4
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-16 17:47:47] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-16 17:47:47] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-16 17:47:48] [INFO ] Load time of PNML (sax parser for PT used): 633 ms
[2023-03-16 17:47:48] [INFO ] Transformed 639 places.
[2023-03-16 17:47:48] [INFO ] Transformed 31353 transitions.
[2023-03-16 17:47:48] [INFO ] Parsed PT model containing 639 places and 31353 transitions and 125418 arcs in 818 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 13 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA RERS17pb113-PT-4-LTLFireability-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb113-PT-4-LTLFireability-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 53 out of 639 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 639/639 places, 31353/31353 transitions.
Ensure Unique test removed 12 places
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 627 transition count 31353
Applied a total of 12 rules in 220 ms. Remains 627 /639 variables (removed 12) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 17:47:48] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 17:47:48] [INFO ] Computed 13 place invariants in 111 ms
[2023-03-16 17:47:50] [INFO ] Implicit Places using invariants in 2016 ms returned []
Implicit Place search using SMT only with invariants took 2120 ms to find 0 implicit places.
[2023-03-16 17:47:50] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 17:47:50] [INFO ] Invariant cache hit.
[2023-03-16 17:47:59] [INFO ] Dead Transitions using invariants and state equation in 8356 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 627/639 places, 31353/31353 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10708 ms. Remains : 627/639 places, 31353/31353 transitions.
Support contains 53 out of 627 places after structural reductions.
[2023-03-16 17:48:00] [INFO ] Flatten gal took : 970 ms
[2023-03-16 17:48:01] [INFO ] Flatten gal took : 799 ms
[2023-03-16 17:48:03] [INFO ] Input system was already deterministic with 31353 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 868 ms. (steps per millisecond=11 ) properties (out of 28) seen :5
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 23) seen :0
Running SMT prover for 23 properties.
[2023-03-16 17:48:04] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 17:48:04] [INFO ] Invariant cache hit.
[2023-03-16 17:48:05] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 17:48:24] [INFO ] After 18683ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:22
[2023-03-16 17:48:24] [INFO ] State equation strengthened by 829 read => feed constraints.
[2023-03-16 17:48:29] [INFO ] After 5471ms SMT Verify possible using 829 Read/Feed constraints in real domain returned unsat :0 sat :0 real:22
[2023-03-16 17:48:29] [INFO ] After 25030ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:22
[2023-03-16 17:48:30] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 17:48:54] [INFO ] After 24356ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :22
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.checkAtomicPropositionsLogic(AtomicReducerSR.java:105)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.strongReductions(AtomicReducerSR.java:44)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.preSolveForLogic(LTLPropertySolver.java:176)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:71)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 17:48:54] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 17:48:54] [INFO ] After 25043ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:22
Fused 23 Parikh solutions to 7 different solutions.
Parikh walk visited 0 properties in 55 ms.
Support contains 45 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 626 transition count 31352
Applied a total of 1 rules in 615 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 617 ms. Remains : 626/627 places, 31352/31353 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 601 ms. (steps per millisecond=16 ) properties (out of 23) seen :1
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 22) seen :0
Interrupted probabilistic random walk after 22949 steps, run timeout after 3002 ms. (steps per millisecond=7 ) properties seen :{4=1}
Probabilistic random walk after 22949 steps, saw 20689 distinct states, run finished after 3002 ms. (steps per millisecond=7 ) properties seen :1
Running SMT prover for 21 properties.
[2023-03-16 17:48:59] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:48:59] [INFO ] Computed 13 place invariants in 65 ms
[2023-03-16 17:48:59] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:49:18] [INFO ] After 18481ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:20
[2023-03-16 17:49:18] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:49:24] [INFO ] After 5970ms SMT Verify possible using 268 Read/Feed constraints in real domain returned unsat :0 sat :0 real:20
[2023-03-16 17:49:24] [INFO ] After 25034ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:20
[2023-03-16 17:49:24] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:49:49] [INFO ] After 24654ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :21
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.checkAtomicPropositionsLogic(AtomicReducerSR.java:105)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.strongReductions(AtomicReducerSR.java:44)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.preSolveForLogic(LTLPropertySolver.java:176)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:71)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 17:49:49] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 17:49:49] [INFO ] After 25094ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:20
Fused 21 Parikh solutions to 19 different solutions.
Parikh walk visited 0 properties in 80 ms.
Support contains 42 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 195 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 195 ms. Remains : 626/626 places, 31352/31352 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(G((p0 U X(p1))))||F(p0)))'
Support contains 4 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 76 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 17:49:50] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 17:49:50] [INFO ] Computed 13 place invariants in 66 ms
[2023-03-16 17:49:52] [INFO ] Implicit Places using invariants in 1920 ms returned []
Implicit Place search using SMT only with invariants took 1924 ms to find 0 implicit places.
[2023-03-16 17:49:52] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 17:49:52] [INFO ] Invariant cache hit.
[2023-03-16 17:50:00] [INFO ] Dead Transitions using invariants and state equation in 8098 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10101 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 263 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : RERS17pb113-PT-4-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=1 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=1 dest: 1}], [{ cond=(NOT p0), acceptance={} source=2 dest: 1}], [{ cond=(NOT p0), acceptance={} source=3 dest: 2}]], initial=3, aps=[p0:(AND (GEQ s197 1) (GEQ s233 1)), p1:(AND (GEQ s406 1) (GEQ s538 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]]
Product exploration explored 100000 steps with 0 reset in 2685 ms.
Product exploration explored 100000 steps with 0 reset in 2756 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p0)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 4 factoid took 169 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 2 states, 2 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 68 ms :[(NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 281 ms. (steps per millisecond=35 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 23398 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 23398 steps, saw 21073 distinct states, run finished after 3003 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 17:50:10] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 17:50:10] [INFO ] Invariant cache hit.
[2023-03-16 17:50:10] [INFO ] [Real]Absence check using 13 positive place invariants in 13 ms returned sat
[2023-03-16 17:50:26] [INFO ] After 16767ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:50:26] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:50:43] [INFO ] After 16269ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:50:43] [INFO ] State equation strengthened by 829 read => feed constraints.
[2023-03-16 17:50:51] [INFO ] After 8534ms SMT Verify possible using 829 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 17:50:51] [INFO ] After 25036ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 10 ms.
Support contains 2 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 626 transition count 31352
Applied a total of 1 rules in 331 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 332 ms. Remains : 626/627 places, 31352/31353 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 242 ms. (steps per millisecond=41 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 54 ms. (steps per millisecond=185 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 24257 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 24257 steps, saw 21848 distinct states, run finished after 3003 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 17:50:55] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:50:55] [INFO ] Computed 13 place invariants in 59 ms
[2023-03-16 17:50:55] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:51:09] [INFO ] After 13390ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:51:09] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:51:22] [INFO ] After 13124ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:51:22] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:51:28] [INFO ] After 6511ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 17:51:29] [INFO ] Deduced a trap composed of 40 places in 437 ms of which 12 ms to minimize.
[2023-03-16 17:51:30] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1230 ms
[2023-03-16 17:51:30] [INFO ] After 8161ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 458 ms.
[2023-03-16 17:51:30] [INFO ] After 21919ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 5 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 165 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 165 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 166 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:51:31] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:51:31] [INFO ] Invariant cache hit.
[2023-03-16 17:51:33] [INFO ] Implicit Places using invariants in 1826 ms returned []
Implicit Place search using SMT only with invariants took 1828 ms to find 0 implicit places.
[2023-03-16 17:51:33] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:51:33] [INFO ] Invariant cache hit.
[2023-03-16 17:51:41] [INFO ] Dead Transitions using invariants and state equation in 8193 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10190 ms. Remains : 626/626 places, 31352/31352 transitions.
Ensure Unique test removed 13027 transitions
Reduce isomorphic transitions removed 13027 transitions.
Iterating post reduction 0 with 13027 rules applied. Total rules applied 13027 place count 626 transition count 18325
Applied a total of 13027 rules in 588 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:51:42] [INFO ] Computed 13 place invariants in 53 ms
[2023-03-16 17:51:42] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:51:54] [INFO ] After 12306ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:51:54] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:52:05] [INFO ] After 11172ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:52:06] [INFO ] After 11946ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 426 ms.
[2023-03-16 17:52:06] [INFO ] After 12493ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p0)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 163 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 51 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 30 ms :[(NOT p0)]
[2023-03-16 17:52:07] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 17:52:07] [INFO ] Computed 13 place invariants in 49 ms
Could not prove EG (NOT p0)
Support contains 2 out of 627 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 187 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 17:52:22] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:52:22] [INFO ] Computed 13 place invariants in 45 ms
[2023-03-16 17:52:24] [INFO ] Implicit Places using invariants in 1790 ms returned []
Implicit Place search using SMT only with invariants took 1792 ms to find 0 implicit places.
[2023-03-16 17:52:24] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:52:24] [INFO ] Invariant cache hit.
[2023-03-16 17:52:32] [INFO ] Dead Transitions using invariants and state equation in 8276 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10258 ms. Remains : 626/627 places, 31352/31353 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 113 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 233 ms. (steps per millisecond=42 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 24533 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 24533 steps, saw 22090 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 17:52:36] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:52:36] [INFO ] Invariant cache hit.
[2023-03-16 17:52:36] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:52:49] [INFO ] After 12899ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:52:49] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:53:01] [INFO ] After 12667ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:53:02] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:53:07] [INFO ] After 5502ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 17:53:08] [INFO ] Deduced a trap composed of 65 places in 394 ms of which 1 ms to minimize.
[2023-03-16 17:53:09] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1143 ms
[2023-03-16 17:53:09] [INFO ] After 7227ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 654 ms.
[2023-03-16 17:53:09] [INFO ] After 20731ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 5 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 157 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 158 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 228 ms. (steps per millisecond=43 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 24612 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 24612 steps, saw 22161 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 17:53:13] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:53:13] [INFO ] Invariant cache hit.
[2023-03-16 17:53:13] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:53:26] [INFO ] After 12629ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:53:26] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:53:38] [INFO ] After 12759ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:53:38] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:53:44] [INFO ] After 5275ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 17:53:45] [INFO ] Deduced a trap composed of 65 places in 396 ms of which 0 ms to minimize.
[2023-03-16 17:53:45] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1152 ms
[2023-03-16 17:53:45] [INFO ] After 7016ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 644 ms.
[2023-03-16 17:53:46] [INFO ] After 20640ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 3 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 166 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 167 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 153 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:53:46] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:53:46] [INFO ] Invariant cache hit.
[2023-03-16 17:53:48] [INFO ] Implicit Places using invariants in 1810 ms returned []
Implicit Place search using SMT only with invariants took 1811 ms to find 0 implicit places.
[2023-03-16 17:53:48] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:53:48] [INFO ] Invariant cache hit.
[2023-03-16 17:53:56] [INFO ] Dead Transitions using invariants and state equation in 7930 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9898 ms. Remains : 626/626 places, 31352/31352 transitions.
Ensure Unique test removed 13027 transitions
Reduce isomorphic transitions removed 13027 transitions.
Iterating post reduction 0 with 13027 rules applied. Total rules applied 13027 place count 626 transition count 18325
Applied a total of 13027 rules in 473 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:53:57] [INFO ] Computed 13 place invariants in 45 ms
[2023-03-16 17:53:57] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:54:08] [INFO ] After 11492ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:54:08] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:54:20] [INFO ] After 11864ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:54:21] [INFO ] After 12590ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 401 ms.
[2023-03-16 17:54:21] [INFO ] After 13083ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 104 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
[2023-03-16 17:54:22] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:54:22] [INFO ] Computed 13 place invariants in 48 ms
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
Product exploration explored 100000 steps with 1 reset in 2595 ms.
Product exploration explored 100000 steps with 1 reset in 2730 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 150 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:54:42] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:54:42] [INFO ] Invariant cache hit.
[2023-03-16 17:54:44] [INFO ] Implicit Places using invariants in 1782 ms returned []
Implicit Place search using SMT only with invariants took 1783 ms to find 0 implicit places.
[2023-03-16 17:54:44] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:54:44] [INFO ] Invariant cache hit.
[2023-03-16 17:54:52] [INFO ] Dead Transitions using invariants and state equation in 8075 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10012 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-4-LTLFireability-00 finished in 303531 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0||G(p1))))'
Support contains 4 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 68 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 17:54:53] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 17:54:54] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-16 17:54:55] [INFO ] Implicit Places using invariants in 1795 ms returned []
Implicit Place search using SMT only with invariants took 1796 ms to find 0 implicit places.
[2023-03-16 17:54:55] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 17:54:55] [INFO ] Invariant cache hit.
[2023-03-16 17:55:03] [INFO ] Dead Transitions using invariants and state equation in 7955 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 9819 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 134 ms :[true, (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : RERS17pb113-PT-4-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 3}], [{ cond=(NOT p1), acceptance={} source=2 dest: 0}, { cond=p1, acceptance={} source=2 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=3 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=3 dest: 2}]], initial=1, aps=[p1:(AND (GEQ s107 1) (GEQ s191 1)), p0:(AND (GEQ s78 1) (GEQ s185 1) (GEQ s107 1) (GEQ s191 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA RERS17pb113-PT-4-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb113-PT-4-LTLFireability-01 finished in 10125 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 627 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 173 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 17:55:04] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:55:04] [INFO ] Computed 13 place invariants in 43 ms
[2023-03-16 17:55:06] [INFO ] Implicit Places using invariants in 1908 ms returned []
Implicit Place search using SMT only with invariants took 1909 ms to find 0 implicit places.
[2023-03-16 17:55:06] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:55:06] [INFO ] Invariant cache hit.
[2023-03-16 17:55:14] [INFO ] Dead Transitions using invariants and state equation in 8365 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10448 ms. Remains : 626/627 places, 31352/31353 transitions.
Stuttering acceptance computed with spot in 43 ms :[(NOT p0)]
Running random walk in product with property : RERS17pb113-PT-4-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (GEQ s184 1) (GEQ s495 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 2838 ms.
Product exploration explored 100000 steps with 0 reset in 2719 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 111 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 32 ms :[(NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 279 ms. (steps per millisecond=35 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 1) seen :0
Finished probabilistic random walk after 6962 steps, run visited all 1 properties in 760 ms. (steps per millisecond=9 )
Probabilistic random walk after 6962 steps, saw 6360 distinct states, run finished after 764 ms. (steps per millisecond=9 ) properties seen :1
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 148 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 30 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 27 ms :[(NOT p0)]
[2023-03-16 17:55:21] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:55:21] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 157 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:55:36] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:55:36] [INFO ] Invariant cache hit.
[2023-03-16 17:55:38] [INFO ] Implicit Places using invariants in 1838 ms returned []
Implicit Place search using SMT only with invariants took 1838 ms to find 0 implicit places.
[2023-03-16 17:55:38] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:55:38] [INFO ] Invariant cache hit.
[2023-03-16 17:55:46] [INFO ] Dead Transitions using invariants and state equation in 8046 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10042 ms. Remains : 626/626 places, 31352/31352 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 97 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 32 ms :[(NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 248 ms. (steps per millisecond=40 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
Finished probabilistic random walk after 6962 steps, run visited all 1 properties in 750 ms. (steps per millisecond=9 )
Probabilistic random walk after 6962 steps, saw 6360 distinct states, run finished after 752 ms. (steps per millisecond=9 ) properties seen :1
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 135 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 25 ms :[(NOT p0)]
[2023-03-16 17:55:48] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:55:48] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 48 ms :[(NOT p0)]
Product exploration explored 100000 steps with 0 reset in 2707 ms.
Product exploration explored 100000 steps with 0 reset in 2735 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 151 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:56:09] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:56:09] [INFO ] Invariant cache hit.
[2023-03-16 17:56:10] [INFO ] Implicit Places using invariants in 1789 ms returned []
Implicit Place search using SMT only with invariants took 1790 ms to find 0 implicit places.
[2023-03-16 17:56:10] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:56:11] [INFO ] Invariant cache hit.
[2023-03-16 17:56:19] [INFO ] Dead Transitions using invariants and state equation in 8338 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10284 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-4-LTLFireability-03 finished in 76194 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(p0)||G((X(p1)||F(p2))))))'
Support contains 6 out of 627 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 263 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 17:56:20] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:56:20] [INFO ] Invariant cache hit.
[2023-03-16 17:56:22] [INFO ] Implicit Places using invariants in 1922 ms returned []
Implicit Place search using SMT only with invariants took 1922 ms to find 0 implicit places.
[2023-03-16 17:56:22] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:56:22] [INFO ] Invariant cache hit.
[2023-03-16 17:56:30] [INFO ] Dead Transitions using invariants and state equation in 7992 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10177 ms. Remains : 626/627 places, 31352/31353 transitions.
Stuttering acceptance computed with spot in 81 ms :[(AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0))]
Running random walk in product with property : RERS17pb113-PT-4-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p2)), acceptance={} source=0 dest: 1}], [{ cond=(AND p0 p1 (NOT p2)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) p1 (NOT p2)), acceptance={0} source=1 dest: 1}, { cond=(AND p0 (NOT p1) (NOT p2)), acceptance={1} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1) (NOT p2)), acceptance={0, 1} source=1 dest: 1}]], initial=0, aps=[p1:(AND (GEQ s468 1) (GEQ s559 1)), p2:(OR (LT s76 1) (LT s409 1)), p0:(AND (GEQ s154 1) (GEQ s346 1))], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 0 reset in 2565 ms.
Product exploration explored 100000 steps with 0 reset in 2654 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) p2 (NOT p0)), (X (NOT (AND p0 (NOT p1) (NOT p2)))), (X (NOT (AND (NOT p0) p1 (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (NOT (AND p0 p1 (NOT p2)))), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X (NOT (AND p0 p1 (NOT p2)))))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 370 ms. Reduced automaton from 2 states, 6 edges and 3 AP (stutter insensitive) to 2 states, 6 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 65 ms :[(AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 374 ms. (steps per millisecond=26 ) properties (out of 5) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 47 ms. (steps per millisecond=212 ) properties (out of 3) 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 3) seen :0
Running SMT prover for 3 properties.
[2023-03-16 17:56:36] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:56:36] [INFO ] Invariant cache hit.
[2023-03-16 17:56:36] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:56:50] [INFO ] After 13908ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 17:56:50] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 17:57:04] [INFO ] After 13122ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 17:57:04] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:57:09] [INFO ] After 5248ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-16 17:57:11] [INFO ] Deduced a trap composed of 48 places in 433 ms of which 0 ms to minimize.
[2023-03-16 17:57:11] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1169 ms
[2023-03-16 17:57:12] [INFO ] After 8413ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 1255 ms.
[2023-03-16 17:57:13] [INFO ] After 23008ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Parikh walk visited 0 properties in 14 ms.
Support contains 6 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 158 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 159 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 437 ms. (steps per millisecond=22 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 22868 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 22868 steps, saw 20618 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-16 17:57:17] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:57:17] [INFO ] Invariant cache hit.
[2023-03-16 17:57:17] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:57:31] [INFO ] After 13976ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 17:57:31] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:57:45] [INFO ] After 13606ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 17:57:45] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:57:50] [INFO ] After 5157ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-16 17:57:52] [INFO ] Deduced a trap composed of 48 places in 423 ms of which 1 ms to minimize.
[2023-03-16 17:57:52] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1169 ms
[2023-03-16 17:57:53] [INFO ] After 8286ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 1251 ms.
[2023-03-16 17:57:54] [INFO ] After 23369ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Parikh walk visited 0 properties in 14 ms.
Support contains 6 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 155 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 155 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 150 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:57:55] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:57:55] [INFO ] Invariant cache hit.
[2023-03-16 17:57:57] [INFO ] Implicit Places using invariants in 1811 ms returned []
Implicit Place search using SMT only with invariants took 1815 ms to find 0 implicit places.
[2023-03-16 17:57:57] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:57:57] [INFO ] Invariant cache hit.
[2023-03-16 17:58:05] [INFO ] Dead Transitions using invariants and state equation in 8542 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10510 ms. Remains : 626/626 places, 31352/31352 transitions.
Ensure Unique test removed 13027 transitions
Reduce isomorphic transitions removed 13027 transitions.
Iterating post reduction 0 with 13027 rules applied. Total rules applied 13027 place count 626 transition count 18325
Applied a total of 13027 rules in 558 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 3 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:58:06] [INFO ] Computed 13 place invariants in 44 ms
[2023-03-16 17:58:06] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:58:22] [INFO ] After 16525ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 17:58:22] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:58:56] [INFO ] After 33113ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 17:58:59] [INFO ] After 36066ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 1770 ms.
[2023-03-16 17:59:00] [INFO ] After 37955ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Knowledge obtained : [(AND (NOT p1) p2 (NOT p0)), (X (NOT (AND p0 (NOT p1) (NOT p2)))), (X (NOT (AND (NOT p0) p1 (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (NOT (AND p0 p1 (NOT p2)))), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X (NOT (AND p0 p1 (NOT p2)))))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1) (NOT p2))), (F (AND (NOT p1) (NOT p2)))]
Knowledge based reduction with 9 factoid took 424 ms. Reduced automaton from 2 states, 6 edges and 3 AP (stutter insensitive) to 2 states, 6 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 74 ms :[(AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0))]
Stuttering acceptance computed with spot in 72 ms :[(AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0))]
Support contains 6 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 164 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:59:01] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:59:01] [INFO ] Computed 13 place invariants in 45 ms
[2023-03-16 17:59:03] [INFO ] Implicit Places using invariants in 1827 ms returned []
Implicit Place search using SMT only with invariants took 1829 ms to find 0 implicit places.
[2023-03-16 17:59:03] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:59:03] [INFO ] Invariant cache hit.
[2023-03-16 17:59:11] [INFO ] Dead Transitions using invariants and state equation in 8345 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10346 ms. Remains : 626/626 places, 31352/31352 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) p2 (NOT p0)), (X (NOT (AND p0 (NOT p1) (NOT p2)))), (X (NOT (AND (NOT p0) p1 (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (NOT (AND p0 p1 (NOT p2)))), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X (NOT (AND p0 p1 (NOT p2)))))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 355 ms. Reduced automaton from 2 states, 6 edges and 3 AP (stutter insensitive) to 2 states, 6 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 73 ms :[(AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 349 ms. (steps per millisecond=28 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 5) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
[2023-03-16 17:59:12] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:59:12] [INFO ] Invariant cache hit.
[2023-03-16 17:59:13] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:59:26] [INFO ] After 13914ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 17:59:26] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:59:39] [INFO ] After 12459ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 17:59:39] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:59:44] [INFO ] After 5039ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-16 17:59:46] [INFO ] Deduced a trap composed of 48 places in 419 ms of which 0 ms to minimize.
[2023-03-16 17:59:46] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1177 ms
[2023-03-16 17:59:47] [INFO ] After 8207ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 1253 ms.
[2023-03-16 17:59:49] [INFO ] After 22174ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Parikh walk visited 0 properties in 15 ms.
Support contains 6 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 156 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 156 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 405 ms. (steps per millisecond=24 ) properties (out of 3) 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 3) 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 3) 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 3) seen :0
Interrupted probabilistic random walk after 22022 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 22022 steps, saw 19855 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-16 17:59:52] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:59:52] [INFO ] Invariant cache hit.
[2023-03-16 17:59:52] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 18:00:06] [INFO ] After 13873ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 18:00:06] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 18:00:19] [INFO ] After 12347ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 18:00:19] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 18:00:24] [INFO ] After 4992ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-16 18:00:25] [INFO ] Deduced a trap composed of 48 places in 414 ms of which 1 ms to minimize.
[2023-03-16 18:00:26] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1141 ms
[2023-03-16 18:00:27] [INFO ] After 8059ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 1226 ms.
[2023-03-16 18:00:28] [INFO ] After 21848ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Parikh walk visited 0 properties in 14 ms.
Support contains 6 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 165 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 165 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 150 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 18:00:28] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:00:28] [INFO ] Invariant cache hit.
[2023-03-16 18:00:30] [INFO ] Implicit Places using invariants in 1717 ms returned []
Implicit Place search using SMT only with invariants took 1718 ms to find 0 implicit places.
[2023-03-16 18:00:30] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:00:30] [INFO ] Invariant cache hit.
[2023-03-16 18:00:38] [INFO ] Dead Transitions using invariants and state equation in 8001 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9872 ms. Remains : 626/626 places, 31352/31352 transitions.
Ensure Unique test removed 13027 transitions
Reduce isomorphic transitions removed 13027 transitions.
Iterating post reduction 0 with 13027 rules applied. Total rules applied 13027 place count 626 transition count 18325
Applied a total of 13027 rules in 469 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 3 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 18:00:39] [INFO ] Computed 13 place invariants in 43 ms
[2023-03-16 18:00:39] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 18:00:54] [INFO ] After 15161ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 18:00:54] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 18:01:27] [INFO ] After 32715ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 18:01:29] [INFO ] After 35364ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 1176 ms.
[2023-03-16 18:01:30] [INFO ] After 36664ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Knowledge obtained : [(AND (NOT p1) p2 (NOT p0)), (X (NOT (AND p0 (NOT p1) (NOT p2)))), (X (NOT (AND (NOT p0) p1 (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (NOT (AND p0 p1 (NOT p2)))), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X (NOT (AND p0 p1 (NOT p2)))))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1) (NOT p2))), (F (AND (NOT p1) (NOT p2)))]
Knowledge based reduction with 9 factoid took 420 ms. Reduced automaton from 2 states, 6 edges and 3 AP (stutter insensitive) to 2 states, 6 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 73 ms :[(AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0))]
Stuttering acceptance computed with spot in 75 ms :[(AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0))]
Stuttering acceptance computed with spot in 73 ms :[(AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0))]
Product exploration explored 100000 steps with 0 reset in 2614 ms.
Product exploration explored 100000 steps with 0 reset in 2701 ms.
Support contains 6 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 149 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 18:01:37] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 18:01:37] [INFO ] Computed 13 place invariants in 45 ms
[2023-03-16 18:01:39] [INFO ] Implicit Places using invariants in 1861 ms returned []
Implicit Place search using SMT only with invariants took 1862 ms to find 0 implicit places.
[2023-03-16 18:01:39] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:01:39] [INFO ] Invariant cache hit.
[2023-03-16 18:01:47] [INFO ] Dead Transitions using invariants and state equation in 8191 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10204 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-4-LTLFireability-04 finished in 327900 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 627 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 154 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 18:01:48] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:01:48] [INFO ] Invariant cache hit.
[2023-03-16 18:01:50] [INFO ] Implicit Places using invariants in 1836 ms returned []
Implicit Place search using SMT only with invariants took 1839 ms to find 0 implicit places.
[2023-03-16 18:01:50] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:01:50] [INFO ] Invariant cache hit.
[2023-03-16 18:01:58] [INFO ] Dead Transitions using invariants and state equation in 7957 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 9962 ms. Remains : 626/627 places, 31352/31353 transitions.
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
Running random walk in product with property : RERS17pb113-PT-4-LTLFireability-05 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 (LT s207 1) (LT s285 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 2758 ms.
Product exploration explored 100000 steps with 0 reset in 2907 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 118 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 24 ms :[(NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 341 ms. (steps per millisecond=29 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 23985 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 23985 steps, saw 21611 distinct states, run finished after 3002 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 18:02:07] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:02:07] [INFO ] Invariant cache hit.
[2023-03-16 18:02:07] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 18:02:22] [INFO ] After 15337ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 18:02:23] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 18:02:25] [INFO ] After 2411ms SMT Verify possible using 268 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 18:02:25] [INFO ] After 17954ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 18:02:25] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 18:02:41] [INFO ] After 15553ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 18:02:46] [INFO ] After 4892ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 18:02:47] [INFO ] Deduced a trap composed of 40 places in 538 ms of which 0 ms to minimize.
[2023-03-16 18:02:47] [INFO ] Deduced a trap composed of 40 places in 356 ms of which 1 ms to minimize.
[2023-03-16 18:02:48] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1922 ms
[2023-03-16 18:02:48] [INFO ] After 7323ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 730 ms.
[2023-03-16 18:02:49] [INFO ] After 23696ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 5 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 147 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 148 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 264 ms. (steps per millisecond=37 ) properties (out of 1) seen :0
Finished Best-First random walk after 4066 steps, including 1 resets, run visited all 1 properties in 10 ms. (steps per millisecond=406 )
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 140 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 44 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 153 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 18:02:50] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:02:50] [INFO ] Invariant cache hit.
[2023-03-16 18:02:51] [INFO ] Implicit Places using invariants in 1833 ms returned []
Implicit Place search using SMT only with invariants took 1835 ms to find 0 implicit places.
[2023-03-16 18:02:51] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:02:51] [INFO ] Invariant cache hit.
[2023-03-16 18:03:00] [INFO ] Dead Transitions using invariants and state equation in 8308 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10298 ms. Remains : 626/626 places, 31352/31352 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 103 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 35 ms :[(NOT p0)]
Finished random walk after 695 steps, including 0 resets, run visited all 1 properties in 17 ms. (steps per millisecond=40 )
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 118 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
Product exploration explored 100000 steps with 0 reset in 2684 ms.
Product exploration explored 100000 steps with 0 reset in 3924 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 172 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 18:03:07] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:03:07] [INFO ] Invariant cache hit.
[2023-03-16 18:03:09] [INFO ] Implicit Places using invariants in 1866 ms returned []
Implicit Place search using SMT only with invariants took 1867 ms to find 0 implicit places.
[2023-03-16 18:03:09] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:03:09] [INFO ] Invariant cache hit.
[2023-03-16 18:03:18] [INFO ] Dead Transitions using invariants and state equation in 8615 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10656 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-4-LTLFireability-05 finished in 91229 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 627 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 156 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 18:03:19] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:03:19] [INFO ] Invariant cache hit.
[2023-03-16 18:03:21] [INFO ] Implicit Places using invariants in 1806 ms returned []
Implicit Place search using SMT only with invariants took 1807 ms to find 0 implicit places.
[2023-03-16 18:03:21] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:03:21] [INFO ] Invariant cache hit.
[2023-03-16 18:03:29] [INFO ] Dead Transitions using invariants and state equation in 8394 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10359 ms. Remains : 626/627 places, 31352/31353 transitions.
Stuttering acceptance computed with spot in 78 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : RERS17pb113-PT-4-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (LT s475 1) (LT s510 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 0 reset in 3065 ms.
Product exploration explored 100000 steps with 0 reset in 2836 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 127 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 82 ms :[(NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 258 ms. (steps per millisecond=38 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 24411 steps, run timeout after 3002 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 24411 steps, saw 21981 distinct states, run finished after 3002 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 18:03:39] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:03:39] [INFO ] Invariant cache hit.
[2023-03-16 18:03:39] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 18:03:59] [INFO ] After 20118ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 18:03:59] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 18:04:04] [INFO ] After 4696ms SMT Verify possible using 268 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-16 18:04:04] [INFO ] After 4698ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0
[2023-03-16 18:04:04] [INFO ] After 25029ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 156 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 160 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 333 ms. (steps per millisecond=30 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 24257 steps, run timeout after 3002 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 24257 steps, saw 21848 distinct states, run finished after 3002 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 18:04:08] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:04:08] [INFO ] Invariant cache hit.
[2023-03-16 18:04:08] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 18:04:24] [INFO ] After 16834ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 18:04:25] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 18:04:29] [INFO ] After 4501ms SMT Verify possible using 268 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 18:04:29] [INFO ] After 21530ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 18:04:29] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-16 18:04:46] [INFO ] After 16678ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 18:04:51] [INFO ] After 5165ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 18:04:52] [INFO ] Deduced a trap composed of 24 places in 738 ms of which 1 ms to minimize.
[2023-03-16 18:04:53] [INFO ] Deduced a trap composed of 48 places in 446 ms of which 0 ms to minimize.
[2023-03-16 18:04:54] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 2362 ms
[2023-03-16 18:04:54] [INFO ] After 8000ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 247 ms.
[2023-03-16 18:04:54] [INFO ] After 25040ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 4 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 195 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 195 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 161 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 18:04:54] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:04:54] [INFO ] Invariant cache hit.
[2023-03-16 18:04:56] [INFO ] Implicit Places using invariants in 1818 ms returned []
Implicit Place search using SMT only with invariants took 1821 ms to find 0 implicit places.
[2023-03-16 18:04:56] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:04:56] [INFO ] Invariant cache hit.
[2023-03-16 18:05:05] [INFO ] Dead Transitions using invariants and state equation in 8727 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10712 ms. Remains : 626/626 places, 31352/31352 transitions.
Ensure Unique test removed 13027 transitions
Reduce isomorphic transitions removed 13027 transitions.
Iterating post reduction 0 with 13027 rules applied. Total rules applied 13027 place count 626 transition count 18325
Applied a total of 13027 rules in 472 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 18:05:06] [INFO ] Computed 13 place invariants in 43 ms
[2023-03-16 18:05:06] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 18:05:16] [INFO ] After 10649ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 18:05:16] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 18:05:27] [INFO ] After 10919ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 18:05:28] [INFO ] After 11699ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 510 ms.
[2023-03-16 18:05:29] [INFO ] After 12308ms 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 122 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 66 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 76 ms :[(NOT p0), (NOT p0)]
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 156 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 18:05:29] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 18:05:29] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-16 18:05:31] [INFO ] Implicit Places using invariants in 1944 ms returned []
Implicit Place search using SMT only with invariants took 1945 ms to find 0 implicit places.
[2023-03-16 18:05:31] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:05:31] [INFO ] Invariant cache hit.
[2023-03-16 18:05:39] [INFO ] Dead Transitions using invariants and state equation in 8385 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10487 ms. Remains : 626/626 places, 31352/31352 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 118 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 69 ms :[(NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 236 ms. (steps per millisecond=42 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 24239 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 24239 steps, saw 21833 distinct states, run finished after 3003 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 18:05:43] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:05:43] [INFO ] Invariant cache hit.
[2023-03-16 18:05:43] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 18:06:00] [INFO ] After 17032ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 18:06:00] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 18:06:05] [INFO ] After 4600ms SMT Verify possible using 268 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 18:06:05] [INFO ] After 21816ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 18:06:05] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 18:06:20] [INFO ] After 14843ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 18:06:25] [INFO ] After 4703ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 18:06:26] [INFO ] Deduced a trap composed of 24 places in 708 ms of which 1 ms to minimize.
[2023-03-16 18:06:27] [INFO ] Deduced a trap composed of 48 places in 444 ms of which 1 ms to minimize.
[2023-03-16 18:06:27] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 2284 ms
[2023-03-16 18:06:27] [INFO ] After 7416ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 718 ms.
[2023-03-16 18:06:28] [INFO ] After 23077ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 3 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 153 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 155 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 255 ms. (steps per millisecond=39 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 24092 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 24092 steps, saw 21707 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 18:06:31] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:06:31] [INFO ] Invariant cache hit.
[2023-03-16 18:06:32] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 18:06:48] [INFO ] After 16877ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 18:06:49] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 18:06:53] [INFO ] After 4461ms SMT Verify possible using 268 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 18:06:53] [INFO ] After 21539ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 18:06:53] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 18:07:08] [INFO ] After 14706ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 18:07:12] [INFO ] After 4708ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 18:07:14] [INFO ] Deduced a trap composed of 24 places in 692 ms of which 0 ms to minimize.
[2023-03-16 18:07:15] [INFO ] Deduced a trap composed of 48 places in 442 ms of which 0 ms to minimize.
[2023-03-16 18:07:15] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 2268 ms
[2023-03-16 18:07:15] [INFO ] After 7396ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 628 ms.
[2023-03-16 18:07:16] [INFO ] After 22817ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 148 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 154 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 145 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 18:07:16] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:07:16] [INFO ] Invariant cache hit.
[2023-03-16 18:07:18] [INFO ] Implicit Places using invariants in 1790 ms returned []
Implicit Place search using SMT only with invariants took 1790 ms to find 0 implicit places.
[2023-03-16 18:07:18] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:07:18] [INFO ] Invariant cache hit.
[2023-03-16 18:07:26] [INFO ] Dead Transitions using invariants and state equation in 8576 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10515 ms. Remains : 626/626 places, 31352/31352 transitions.
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 122 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 88 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 65 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 54 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 2656 ms.
Product exploration explored 100000 steps with 0 reset in 2707 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 149 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 18:07:32] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:07:32] [INFO ] Invariant cache hit.
[2023-03-16 18:07:34] [INFO ] Implicit Places using invariants in 1742 ms returned []
Implicit Place search using SMT only with invariants took 1742 ms to find 0 implicit places.
[2023-03-16 18:07:34] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:07:34] [INFO ] Invariant cache hit.
[2023-03-16 18:07:42] [INFO ] Dead Transitions using invariants and state equation in 8255 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10148 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-4-LTLFireability-07 finished in 264452 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(F(p0))&&(G(p1)||G(F(p2))))))'
Support contains 6 out of 627 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 156 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 18:07:43] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:07:43] [INFO ] Invariant cache hit.
[2023-03-16 18:07:45] [INFO ] Implicit Places using invariants in 1782 ms returned []
Implicit Place search using SMT only with invariants took 1783 ms to find 0 implicit places.
[2023-03-16 18:07:45] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:07:45] [INFO ] Invariant cache hit.
[2023-03-16 18:07:53] [INFO ] Dead Transitions using invariants and state equation in 8224 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10163 ms. Remains : 626/627 places, 31352/31353 transitions.
Stuttering acceptance computed with spot in 131 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : RERS17pb113-PT-4-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p1) (NOT p2)), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(AND p1 (NOT p2)), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p1) (NOT p2)), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(AND (GEQ s29 1) (GEQ s551 1)), p1:(OR (LT s101 1) (LT s372 1)), p2:(OR (LT s400 1) (LT s571 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 0 reset in 2862 ms.
Product exploration explored 100000 steps with 0 reset in 2693 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) p1 p2), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT (AND p1 (NOT p2)))), (X (NOT p0)), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 318 ms. Reduced automaton from 3 states, 6 edges and 3 AP (stutter insensitive) to 3 states, 6 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 122 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p1) (NOT p2))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 320 ms. (steps per millisecond=31 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 22876 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 22876 steps, saw 20625 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-16 18:08:03] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:08:03] [INFO ] Invariant cache hit.
[2023-03-16 18:08:03] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 18:08:19] [INFO ] After 16155ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 18:08:20] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 18:08:37] [INFO ] After 17431ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 18:08:37] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 18:08:44] [INFO ] After 7382ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-16 18:08:44] [INFO ] After 7383ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 5 ms.
[2023-03-16 18:08:44] [INFO ] After 25034ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 15 ms.
Support contains 6 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 152 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 154 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 375 ms. (steps per millisecond=26 ) properties (out of 3) 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 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 3) 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 3) seen :0
Interrupted probabilistic random walk after 22049 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 22049 steps, saw 19879 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-16 18:08:48] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:08:48] [INFO ] Invariant cache hit.
[2023-03-16 18:08:48] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 18:09:04] [INFO ] After 15853ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 18:09:04] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 18:09:21] [INFO ] After 17046ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 18:09:21] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 18:09:29] [INFO ] After 7775ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-16 18:09:29] [INFO ] After 7775ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 3 ms.
[2023-03-16 18:09:29] [INFO ] After 25039ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 15 ms.
Support contains 6 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 157 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 157 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 144 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 18:09:29] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:09:29] [INFO ] Invariant cache hit.
[2023-03-16 18:09:31] [INFO ] Implicit Places using invariants in 1773 ms returned []
Implicit Place search using SMT only with invariants took 1774 ms to find 0 implicit places.
[2023-03-16 18:09:31] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:09:31] [INFO ] Invariant cache hit.
[2023-03-16 18:09:39] [INFO ] Dead Transitions using invariants and state equation in 8210 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10133 ms. Remains : 626/626 places, 31352/31352 transitions.
Ensure Unique test removed 13027 transitions
Reduce isomorphic transitions removed 13027 transitions.
Iterating post reduction 0 with 13027 rules applied. Total rules applied 13027 place count 626 transition count 18325
Applied a total of 13027 rules in 464 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 3 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 18:09:40] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-16 18:09:40] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 18:09:54] [INFO ] After 14213ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 18:09:54] [INFO ] [Nat]Absence check using 13 positive place invariants in 14 ms returned sat
[2023-03-16 18:10:11] [INFO ] After 16518ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 18:10:13] [INFO ] After 18421ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 1173 ms.
[2023-03-16 18:10:14] [INFO ] After 19724ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Knowledge obtained : [(AND (NOT p0) p1 p2), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT (AND p1 (NOT p2)))), (X (NOT p0)), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 347 ms. Reduced automaton from 3 states, 6 edges and 3 AP (stutter insensitive) to 3 states, 6 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 124 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 119 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p1) (NOT p2))]
[2023-03-16 18:10:15] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 18:10:15] [INFO ] Computed 13 place invariants in 47 ms
Could not prove EG (NOT p0)
Support contains 6 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 152 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 18:10:30] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:10:30] [INFO ] Invariant cache hit.
[2023-03-16 18:10:32] [INFO ] Implicit Places using invariants in 1780 ms returned []
Implicit Place search using SMT only with invariants took 1780 ms to find 0 implicit places.
[2023-03-16 18:10:32] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:10:32] [INFO ] Invariant cache hit.
[2023-03-16 18:10:40] [INFO ] Dead Transitions using invariants and state equation in 8517 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10451 ms. Remains : 626/626 places, 31352/31352 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) p1 p2), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT (AND p1 (NOT p2)))), (X (NOT p0)), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 264 ms. Reduced automaton from 3 states, 6 edges and 3 AP (stutter insensitive) to 3 states, 6 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 119 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p1) (NOT p2))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 397 ms. (steps per millisecond=25 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 47 ms. (steps per millisecond=212 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 22458 steps, run timeout after 3002 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 22458 steps, saw 20249 distinct states, run finished after 3003 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-16 18:10:44] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:10:44] [INFO ] Invariant cache hit.
[2023-03-16 18:10:44] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 18:11:01] [INFO ] After 16914ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 18:11:01] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 18:11:19] [INFO ] After 17861ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 18:11:19] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 18:11:26] [INFO ] After 6962ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-16 18:11:26] [INFO ] After 6962ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 3 ms.
[2023-03-16 18:11:26] [INFO ] After 25036ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 17 ms.
Support contains 6 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 157 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 158 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 311 ms. (steps per millisecond=32 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 22719 steps, run timeout after 3002 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 22719 steps, saw 20484 distinct states, run finished after 3002 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-16 18:11:30] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:11:30] [INFO ] Invariant cache hit.
[2023-03-16 18:11:30] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 18:11:47] [INFO ] After 17525ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 18:11:48] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 18:12:05] [INFO ] After 17888ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 18:12:06] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 18:12:12] [INFO ] After 6933ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-16 18:12:12] [INFO ] After 6933ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 4 ms.
[2023-03-16 18:12:12] [INFO ] After 25041ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 14 ms.
Support contains 6 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 150 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 150 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 154 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 18:12:13] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:12:13] [INFO ] Invariant cache hit.
[2023-03-16 18:12:15] [INFO ] Implicit Places using invariants in 1823 ms returned []
Implicit Place search using SMT only with invariants took 1824 ms to find 0 implicit places.
[2023-03-16 18:12:15] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:12:15] [INFO ] Invariant cache hit.
[2023-03-16 18:12:23] [INFO ] Dead Transitions using invariants and state equation in 8621 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10601 ms. Remains : 626/626 places, 31352/31352 transitions.
Knowledge obtained : [(AND (NOT p0) p1 p2), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT (AND p1 (NOT p2)))), (X (NOT p0)), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 244 ms. Reduced automaton from 3 states, 6 edges and 3 AP (stutter insensitive) to 3 states, 6 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 128 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 102 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p1) (NOT p2))]
[2023-03-16 18:12:24] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:12:24] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 118 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p1) (NOT p2))]
Product exploration explored 100000 steps with 0 reset in 2636 ms.
Product exploration explored 100000 steps with 0 reset in 2722 ms.
Support contains 6 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 151 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 18:12:45] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:12:45] [INFO ] Invariant cache hit.
[2023-03-16 18:12:46] [INFO ] Implicit Places using invariants in 1792 ms returned []
Implicit Place search using SMT only with invariants took 1793 ms to find 0 implicit places.
[2023-03-16 18:12:46] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:12:46] [INFO ] Invariant cache hit.
[2023-03-16 18:12:55] [INFO ] Dead Transitions using invariants and state equation in 8525 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10471 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-4-LTLFireability-08 finished in 312533 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((X(X((p1||F(G(!p1)))))&&p0)))'
Support contains 4 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 65 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 18:12:56] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 18:12:56] [INFO ] Computed 13 place invariants in 45 ms
[2023-03-16 18:12:58] [INFO ] Implicit Places using invariants in 1956 ms returned []
Implicit Place search using SMT only with invariants took 1957 ms to find 0 implicit places.
[2023-03-16 18:12:58] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 18:12:58] [INFO ] Invariant cache hit.
[2023-03-16 18:13:06] [INFO ] Dead Transitions using invariants and state equation in 8094 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10117 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 174 ms :[(NOT p0), false, false, (AND (NOT p0) p1), false]
Running random walk in product with property : RERS17pb113-PT-4-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}, { cond=p0, acceptance={} source=0 dest: 4}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=1 dest: 3}, { cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 4}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={} source=2 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=3 dest: 3}, { cond=(AND (NOT p0) p1), acceptance={0} source=3 dest: 3}, { cond=(AND p0 (NOT p1)), acceptance={} source=3 dest: 4}, { cond=(AND p0 p1), acceptance={0} source=3 dest: 4}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=4 dest: 1}, { cond=(AND (NOT p0) p1), acceptance={0} source=4 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={} source=4 dest: 2}, { cond=(AND p0 p1), acceptance={0} source=4 dest: 2}]], initial=0, aps=[p0:(AND (GEQ s52 1) (GEQ s213 1)), p1:(AND (GEQ s293 1) (GEQ s587 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 0 reset in 2571 ms.
Product exploration explored 100000 steps with 0 reset in 2603 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X (NOT p0)), (X (NOT (AND p0 p1))), (X (NOT (AND (NOT p0) p1))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p0))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : []
Knowledge based reduction with 11 factoid took 424 ms. Reduced automaton from 5 states, 14 edges and 2 AP (stutter sensitive) to 5 states, 14 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 167 ms :[(NOT p0), false, false, (AND (NOT p0) p1), false]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 332 ms. (steps per millisecond=30 ) properties (out of 5) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
[2023-03-16 18:13:13] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 18:13:13] [INFO ] Invariant cache hit.
[2023-03-16 18:13:13] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 18:13:29] [INFO ] After 15986ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 18:13:29] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 18:13:45] [INFO ] After 16323ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 18:13:45] [INFO ] State equation strengthened by 829 read => feed constraints.
[2023-03-16 18:13:54] [INFO ] After 8468ms SMT Verify possible using 829 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-16 18:13:54] [INFO ] After 8468ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 2 ms.
[2023-03-16 18:13:54] [INFO ] After 25040ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 12 ms.
Support contains 4 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 626 transition count 31352
Applied a total of 1 rules in 292 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 293 ms. Remains : 626/627 places, 31352/31353 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 291 ms. (steps per millisecond=34 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 22535 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 22535 steps, saw 20317 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-16 18:13:57] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 18:13:57] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-16 18:13:58] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 18:14:11] [INFO ] After 13662ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 18:14:11] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 18:14:26] [INFO ] After 15122ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 18:14:26] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 18:14:33] [INFO ] After 6549ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-16 18:14:34] [INFO ] Deduced a trap composed of 64 places in 747 ms of which 1 ms to minimize.
[2023-03-16 18:14:35] [INFO ] Deduced a trap composed of 64 places in 511 ms of which 1 ms to minimize.
[2023-03-16 18:14:35] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 2323 ms
[2023-03-16 18:14:37] [INFO ] Deduced a trap composed of 64 places in 1061 ms of which 3 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)
[2023-03-16 18:14:37] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 18:14:37] [INFO ] After 26011ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:3
Parikh walk visited 0 properties in 12 ms.
Support contains 4 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 153 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 154 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 151 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 18:14:37] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:14:37] [INFO ] Invariant cache hit.
[2023-03-16 18:14:39] [INFO ] Implicit Places using invariants in 1834 ms returned []
Implicit Place search using SMT only with invariants took 1834 ms to find 0 implicit places.
[2023-03-16 18:14:39] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:14:39] [INFO ] Invariant cache hit.
[2023-03-16 18:14:48] [INFO ] Dead Transitions using invariants and state equation in 8394 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10386 ms. Remains : 626/626 places, 31352/31352 transitions.
Ensure Unique test removed 13027 transitions
Reduce isomorphic transitions removed 13027 transitions.
Iterating post reduction 0 with 13027 rules applied. Total rules applied 13027 place count 626 transition count 18325
Applied a total of 13027 rules in 464 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 3 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 18:14:48] [INFO ] Computed 13 place invariants in 43 ms
[2023-03-16 18:14:48] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 18:15:02] [INFO ] After 13681ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 18:15:02] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 18:15:16] [INFO ] After 13986ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 18:15:18] [INFO ] After 15952ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 1195 ms.
[2023-03-16 18:15:19] [INFO ] After 17275ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X (NOT p0)), (X (NOT (AND p0 p1))), (X (NOT (AND (NOT p0) p1))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p0))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : [(F (AND (NOT p0) p1)), (F (NOT (AND (NOT p0) (NOT p1))))]
Knowledge based reduction with 11 factoid took 512 ms. Reduced automaton from 5 states, 14 edges and 2 AP (stutter sensitive) to 5 states, 14 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 196 ms :[(NOT p0), false, false, (AND (NOT p0) p1), false]
Stuttering acceptance computed with spot in 177 ms :[(NOT p0), false, false, (AND (NOT p0) p1), false]
[2023-03-16 18:15:20] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 18:15:20] [INFO ] Computed 13 place invariants in 46 ms
Could not prove EG (NOT p0)
Support contains 4 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 71 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 18:15:35] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 18:15:35] [INFO ] Invariant cache hit.
[2023-03-16 18:15:37] [INFO ] Implicit Places using invariants in 1863 ms returned []
Implicit Place search using SMT only with invariants took 1864 ms to find 0 implicit places.
[2023-03-16 18:15:37] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 18:15:37] [INFO ] Invariant cache hit.
[2023-03-16 18:15:46] [INFO ] Dead Transitions using invariants and state equation in 8663 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10600 ms. Remains : 627/627 places, 31353/31353 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X (NOT p0)), (X (NOT (AND p0 p1))), (X (NOT (AND (NOT p0) p1))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p0))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : []
Knowledge based reduction with 11 factoid took 389 ms. Reduced automaton from 5 states, 14 edges and 2 AP (stutter sensitive) to 5 states, 14 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 190 ms :[(NOT p0), false, false, (AND (NOT p0) p1), false]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 319 ms. (steps per millisecond=31 ) properties (out of 5) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
[2023-03-16 18:15:47] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 18:15:47] [INFO ] Invariant cache hit.
[2023-03-16 18:15:47] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 18:16:04] [INFO ] After 16589ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 18:16:04] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 18:16:21] [INFO ] After 17301ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 18:16:21] [INFO ] State equation strengthened by 829 read => feed constraints.
[2023-03-16 18:16:29] [INFO ] After 7479ms SMT Verify possible using 829 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-16 18:16:29] [INFO ] After 7480ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 6 ms.
[2023-03-16 18:16:29] [INFO ] After 25034ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 12 ms.
Support contains 4 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 626 transition count 31352
Applied a total of 1 rules in 307 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 307 ms. Remains : 626/627 places, 31352/31353 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 301 ms. (steps per millisecond=33 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 22629 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 22629 steps, saw 20402 distinct states, run finished after 3003 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-16 18:16:33] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 18:16:33] [INFO ] Computed 13 place invariants in 42 ms
[2023-03-16 18:16:33] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 18:16:46] [INFO ] After 13836ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 18:16:47] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 18:17:01] [INFO ] After 14634ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 18:17:01] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 18:17:08] [INFO ] After 6550ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-16 18:17:09] [INFO ] Deduced a trap composed of 64 places in 734 ms of which 0 ms to minimize.
[2023-03-16 18:17:10] [INFO ] Deduced a trap composed of 64 places in 520 ms of which 1 ms to minimize.
[2023-03-16 18:17:10] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 2325 ms
[2023-03-16 18:17:12] [INFO ] Deduced a trap composed of 64 places in 1034 ms of which 0 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)
[2023-03-16 18:17:12] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 18:17:12] [INFO ] After 25442ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:3
Parikh walk visited 0 properties in 12 ms.
Support contains 4 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 142 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 142 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 140 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 18:17:12] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:17:12] [INFO ] Invariant cache hit.
[2023-03-16 18:17:14] [INFO ] Implicit Places using invariants in 1847 ms returned []
Implicit Place search using SMT only with invariants took 1848 ms to find 0 implicit places.
[2023-03-16 18:17:14] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:17:14] [INFO ] Invariant cache hit.
[2023-03-16 18:17:22] [INFO ] Dead Transitions using invariants and state equation in 8339 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10332 ms. Remains : 626/626 places, 31352/31352 transitions.
Ensure Unique test removed 13027 transitions
Reduce isomorphic transitions removed 13027 transitions.
Iterating post reduction 0 with 13027 rules applied. Total rules applied 13027 place count 626 transition count 18325
Applied a total of 13027 rules in 473 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 3 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 18:17:23] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-16 18:17:23] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 18:17:37] [INFO ] After 14459ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 18:17:38] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 18:17:53] [INFO ] After 14952ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 18:17:55] [INFO ] After 16947ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 1168 ms.
[2023-03-16 18:17:56] [INFO ] After 18238ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X (NOT p0)), (X (NOT (AND p0 p1))), (X (NOT (AND (NOT p0) p1))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p0))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : [(F (AND (NOT p0) p1)), (F (NOT (AND (NOT p0) (NOT p1))))]
Knowledge based reduction with 11 factoid took 519 ms. Reduced automaton from 5 states, 14 edges and 2 AP (stutter sensitive) to 5 states, 14 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 173 ms :[(NOT p0), false, false, (AND (NOT p0) p1), false]
Stuttering acceptance computed with spot in 187 ms :[(NOT p0), false, false, (AND (NOT p0) p1), false]
[2023-03-16 18:17:57] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 18:17:57] [INFO ] Computed 13 place invariants in 48 ms
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 204 ms :[(NOT p0), false, false, (AND (NOT p0) p1), false]
Product exploration explored 100000 steps with 0 reset in 2786 ms.
Product exploration explored 100000 steps with 0 reset in 2816 ms.
Support contains 4 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 72 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 18:18:18] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 18:18:18] [INFO ] Invariant cache hit.
[2023-03-16 18:18:20] [INFO ] Implicit Places using invariants in 1866 ms returned []
Implicit Place search using SMT only with invariants took 1867 ms to find 0 implicit places.
[2023-03-16 18:18:20] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 18:18:20] [INFO ] Invariant cache hit.
[2023-03-16 18:18:28] [INFO ] Dead Transitions using invariants and state equation in 8611 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10554 ms. Remains : 627/627 places, 31353/31353 transitions.
Treatment of property RERS17pb113-PT-4-LTLFireability-09 finished in 333455 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((X((X(p1)&&p0))&&(p2||X(p3)))))'
Support contains 8 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 68 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 18:18:29] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 18:18:29] [INFO ] Invariant cache hit.
[2023-03-16 18:18:31] [INFO ] Implicit Places using invariants in 1914 ms returned []
Implicit Place search using SMT only with invariants took 1914 ms to find 0 implicit places.
[2023-03-16 18:18:31] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 18:18:31] [INFO ] Invariant cache hit.
[2023-03-16 18:18:39] [INFO ] Dead Transitions using invariants and state equation in 8190 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10174 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 182 ms :[(OR (NOT p0) (NOT p1) (AND (NOT p2) (NOT p3))), (OR (NOT p0) (NOT p1)), (AND p0 (NOT p3)), true, (AND p0 (NOT p1))]
Running random walk in product with property : RERS17pb113-PT-4-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=true, acceptance={} source=0 dest: 1}, { cond=(NOT p2), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={} source=1 dest: 3}, { cond=p0, acceptance={} source=1 dest: 4}], [{ cond=(AND p0 (NOT p3)), acceptance={} source=2 dest: 3}], [{ cond=true, acceptance={0} source=3 dest: 3}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=4 dest: 3}]], initial=0, aps=[p2:(AND (GEQ s17 1) (GEQ s125 1)), p0:(AND (GEQ s133 1) (GEQ s543 1)), p3:(AND (GEQ s381 1) (GEQ s536 1)), p1:(AND (GEQ s258 1) (GEQ s589 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 6 steps with 1 reset in 1 ms.
FORMULA RERS17pb113-PT-4-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb113-PT-4-LTLFireability-10 finished in 10450 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 2 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 71 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 18:18:40] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 18:18:40] [INFO ] Invariant cache hit.
[2023-03-16 18:18:42] [INFO ] Implicit Places using invariants in 1842 ms returned []
Implicit Place search using SMT only with invariants took 1843 ms to find 0 implicit places.
[2023-03-16 18:18:42] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 18:18:42] [INFO ] Invariant cache hit.
[2023-03-16 18:18:50] [INFO ] Dead Transitions using invariants and state equation in 8621 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10536 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 67 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : RERS17pb113-PT-4-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (GEQ s205 1) (GEQ s207 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 0 reset in 2635 ms.
Product exploration explored 100000 steps with 0 reset in 2829 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 138 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 260 ms. (steps per millisecond=38 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 23676 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 23676 steps, saw 21325 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 18:18:59] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 18:18:59] [INFO ] Invariant cache hit.
[2023-03-16 18:19:00] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 18:19:20] [INFO ] After 20106ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 18:19:20] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 18:19:39] [INFO ] After 19444ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 18:19:39] [INFO ] State equation strengthened by 829 read => feed constraints.
[2023-03-16 18:19:45] [INFO ] After 5353ms SMT Verify possible using 829 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 18:19:45] [INFO ] After 25039ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 9 ms.
Support contains 2 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 626 transition count 31352
Applied a total of 1 rules in 303 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 303 ms. Remains : 626/627 places, 31352/31353 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 253 ms. (steps per millisecond=39 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 23462 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 23462 steps, saw 21139 distinct states, run finished after 3002 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 18:19:48] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 18:19:48] [INFO ] Computed 13 place invariants in 45 ms
[2023-03-16 18:19:48] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 18:20:05] [INFO ] After 17079ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 18:20:06] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 18:20:25] [INFO ] After 19695ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 18:20:25] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 18:20:30] [INFO ] After 5141ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 18:20:30] [INFO ] After 25028ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 11 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 154 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 154 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 152 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 18:20:31] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:20:31] [INFO ] Invariant cache hit.
[2023-03-16 18:20:33] [INFO ] Implicit Places using invariants in 1778 ms returned []
Implicit Place search using SMT only with invariants took 1779 ms to find 0 implicit places.
[2023-03-16 18:20:33] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:20:33] [INFO ] Invariant cache hit.
[2023-03-16 18:20:41] [INFO ] Dead Transitions using invariants and state equation in 8579 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10513 ms. Remains : 626/626 places, 31352/31352 transitions.
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 126 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
[2023-03-16 18:20:41] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 18:20:42] [INFO ] Computed 13 place invariants in 50 ms
Could not prove EG (NOT p0)
Support contains 2 out of 627 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 185 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 18:20:57] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 18:20:57] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-16 18:20:59] [INFO ] Implicit Places using invariants in 1845 ms returned []
Implicit Place search using SMT only with invariants took 1848 ms to find 0 implicit places.
[2023-03-16 18:20:59] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:20:59] [INFO ] Invariant cache hit.
[2023-03-16 18:21:07] [INFO ] Dead Transitions using invariants and state equation in 8533 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10567 ms. Remains : 626/627 places, 31352/31353 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 124 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 43 ms :[(NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 267 ms. (steps per millisecond=37 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 23564 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 23564 steps, saw 21231 distinct states, run finished after 3002 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 18:21:11] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:21:11] [INFO ] Invariant cache hit.
[2023-03-16 18:21:11] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 18:21:28] [INFO ] After 17163ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 18:21:28] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 18:21:45] [INFO ] After 16973ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 18:21:45] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 18:21:51] [INFO ] After 6012ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 18:21:53] [INFO ] Deduced a trap composed of 40 places in 409 ms of which 0 ms to minimize.
[2023-03-16 18:21:53] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1206 ms
[2023-03-16 18:21:53] [INFO ] After 7951ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 2 ms.
[2023-03-16 18:21:53] [INFO ] After 25110ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 154 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 155 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 261 ms. (steps per millisecond=38 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 23575 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 23575 steps, saw 21241 distinct states, run finished after 3002 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 18:21:57] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:21:57] [INFO ] Invariant cache hit.
[2023-03-16 18:21:57] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 18:22:14] [INFO ] After 16899ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 18:22:14] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 18:22:31] [INFO ] After 17194ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 18:22:31] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 18:22:37] [INFO ] After 6145ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 18:22:38] [INFO ] Deduced a trap composed of 40 places in 405 ms of which 0 ms to minimize.
[2023-03-16 18:22:41] [INFO ] Deduced a trap composed of 64 places in 2549 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)
[2023-03-16 18:22:41] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 18:22:41] [INFO ] After 27587ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:1
Parikh walk visited 0 properties in 5 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 154 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 154 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 195 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 18:22:41] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:22:41] [INFO ] Invariant cache hit.
[2023-03-16 18:22:43] [INFO ] Implicit Places using invariants in 1860 ms returned []
Implicit Place search using SMT only with invariants took 1860 ms to find 0 implicit places.
[2023-03-16 18:22:43] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:22:43] [INFO ] Invariant cache hit.
[2023-03-16 18:22:52] [INFO ] Dead Transitions using invariants and state equation in 8778 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10838 ms. Remains : 626/626 places, 31352/31352 transitions.
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 127 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 32 ms :[(NOT p0)]
[2023-03-16 18:22:52] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:22:52] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 41 ms :[(NOT p0)]
Product exploration explored 100000 steps with 0 reset in 2703 ms.
Product exploration explored 100000 steps with 0 reset in 2824 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 175 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 18:23:13] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:23:13] [INFO ] Invariant cache hit.
[2023-03-16 18:23:15] [INFO ] Implicit Places using invariants in 1797 ms returned []
Implicit Place search using SMT only with invariants took 1799 ms to find 0 implicit places.
[2023-03-16 18:23:15] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:23:15] [INFO ] Invariant cache hit.
[2023-03-16 18:23:23] [INFO ] Dead Transitions using invariants and state equation in 8390 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10365 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-4-LTLFireability-11 finished in 284690 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(G(p0)) U (p1 U p2)))'
Support contains 6 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 67 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 18:23:24] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 18:23:25] [INFO ] Computed 13 place invariants in 43 ms
[2023-03-16 18:23:27] [INFO ] Implicit Places using invariants in 2036 ms returned []
Implicit Place search using SMT only with invariants took 2037 ms to find 0 implicit places.
[2023-03-16 18:23:27] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 18:23:27] [INFO ] Invariant cache hit.
[2023-03-16 18:23:35] [INFO ] Dead Transitions using invariants and state equation in 8532 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10638 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 153 ms :[(NOT p2), (NOT p0), (AND (NOT p0) (NOT p2)), true, (NOT p2)]
Running random walk in product with property : RERS17pb113-PT-4-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=(NOT p2), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p2) (NOT p1)), acceptance={0} source=0 dest: 1}, { cond=(AND (NOT p2) p1), acceptance={0} source=0 dest: 2}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={} source=1 dest: 3}], [{ cond=(AND (NOT p2) (NOT p1) (NOT p0)), acceptance={} source=2 dest: 3}, { cond=(AND (NOT p2) p1 (NOT p0)), acceptance={} source=2 dest: 4}], [{ cond=true, acceptance={0} source=3 dest: 3}], [{ cond=(AND (NOT p2) (NOT p1)), acceptance={0} source=4 dest: 3}, { cond=(AND (NOT p2) p1), acceptance={0} source=4 dest: 4}]], initial=0, aps=[p2:(AND (GEQ s62 1) (GEQ s608 1)), p1:(OR (AND (GEQ s62 1) (GEQ s608 1)) (AND (GEQ s235 1) (GEQ s475 1))), p0:(AND (GEQ s18 1) (GEQ s45 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA RERS17pb113-PT-4-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb113-PT-4-LTLFireability-12 finished in 10879 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 627 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 154 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 18:23:35] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 18:23:36] [INFO ] Computed 13 place invariants in 57 ms
[2023-03-16 18:23:37] [INFO ] Implicit Places using invariants in 1885 ms returned []
Implicit Place search using SMT only with invariants took 1886 ms to find 0 implicit places.
[2023-03-16 18:23:37] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:23:37] [INFO ] Invariant cache hit.
[2023-03-16 18:23:46] [INFO ] Dead Transitions using invariants and state equation in 8615 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10655 ms. Remains : 626/627 places, 31352/31353 transitions.
Stuttering acceptance computed with spot in 67 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : RERS17pb113-PT-4-LTLFireability-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:(AND (GEQ s239 1) (GEQ s516 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 0 reset in 2794 ms.
Product exploration explored 100000 steps with 0 reset in 2844 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 118 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 70 ms :[(NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 286 ms. (steps per millisecond=34 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 23170 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 23170 steps, saw 20877 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 18:23:55] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:23:55] [INFO ] Invariant cache hit.
[2023-03-16 18:23:55] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 18:24:18] [INFO ] After 22334ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 18:24:18] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 18:24:39] [INFO ] After 21461ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 18:24:39] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 18:24:43] [INFO ] After 3377ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 18:24:43] [INFO ] After 25023ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 5 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 170 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 170 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 269 ms. (steps per millisecond=37 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 23487 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 23487 steps, saw 21162 distinct states, run finished after 3002 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 18:24:46] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:24:46] [INFO ] Invariant cache hit.
[2023-03-16 18:24:46] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 18:25:07] [INFO ] After 20825ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 18:25:07] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 18:25:29] [INFO ] After 21897ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 18:25:29] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 18:25:32] [INFO ] After 2938ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 18:25:32] [INFO ] After 25027ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 12 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 155 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 155 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 153 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 18:25:32] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:25:32] [INFO ] Invariant cache hit.
[2023-03-16 18:25:34] [INFO ] Implicit Places using invariants in 1882 ms returned []
Implicit Place search using SMT only with invariants took 1883 ms to find 0 implicit places.
[2023-03-16 18:25:34] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:25:34] [INFO ] Invariant cache hit.
[2023-03-16 18:25:43] [INFO ] Dead Transitions using invariants and state equation in 8729 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10767 ms. Remains : 626/626 places, 31352/31352 transitions.
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 141 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 76 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 69 ms :[(NOT p0), (NOT p0)]
[2023-03-16 18:25:43] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:25:44] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 158 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 18:25:59] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:25:59] [INFO ] Invariant cache hit.
[2023-03-16 18:26:01] [INFO ] Implicit Places using invariants in 1859 ms returned []
Implicit Place search using SMT only with invariants took 1860 ms to find 0 implicit places.
[2023-03-16 18:26:01] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:26:01] [INFO ] Invariant cache hit.
[2023-03-16 18:26:09] [INFO ] Dead Transitions using invariants and state equation in 8707 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10725 ms. Remains : 626/626 places, 31352/31352 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 109 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 80 ms :[(NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 295 ms. (steps per millisecond=33 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 23219 steps, run timeout after 3002 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 23219 steps, saw 20920 distinct states, run finished after 3002 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 18:26:13] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:26:13] [INFO ] Invariant cache hit.
[2023-03-16 18:26:13] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 18:26:34] [INFO ] After 21076ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 18:26:34] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 18:26:54] [INFO ] After 19700ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 18:26:54] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 18:26:59] [INFO ] After 5138ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 18:26:59] [INFO ] After 25031ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 4 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 151 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 152 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 242 ms. (steps per millisecond=41 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 24428 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 24428 steps, saw 21996 distinct states, run finished after 3002 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 18:27:03] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:27:03] [INFO ] Invariant cache hit.
[2023-03-16 18:27:03] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 18:27:23] [INFO ] After 19902ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 18:27:23] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 18:27:43] [INFO ] After 20166ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 18:27:43] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 18:27:48] [INFO ] After 4687ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 18:27:48] [INFO ] After 25034ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 5 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 152 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 152 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 158 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 18:27:48] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:27:48] [INFO ] Invariant cache hit.
[2023-03-16 18:27:50] [INFO ] Implicit Places using invariants in 1827 ms returned []
Implicit Place search using SMT only with invariants took 1828 ms to find 0 implicit places.
[2023-03-16 18:27:50] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:27:50] [INFO ] Invariant cache hit.
[2023-03-16 18:27:58] [INFO ] Dead Transitions using invariants and state equation in 8509 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10497 ms. Remains : 626/626 places, 31352/31352 transitions.
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 111 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 75 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 62 ms :[(NOT p0), (NOT p0)]
[2023-03-16 18:27:59] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:27:59] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 64 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 2566 ms.
Product exploration explored 100000 steps with 0 reset in 2659 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 160 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 18:28:19] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:28:19] [INFO ] Invariant cache hit.
[2023-03-16 18:28:21] [INFO ] Implicit Places using invariants in 1819 ms returned []
Implicit Place search using SMT only with invariants took 1820 ms to find 0 implicit places.
[2023-03-16 18:28:21] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:28:21] [INFO ] Invariant cache hit.
[2023-03-16 18:28:29] [INFO ] Dead Transitions using invariants and state equation in 8382 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10365 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-4-LTLFireability-13 finished in 294970 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(((X(!p1) U ((X(!p1)&&G(!p2))||X(G(!p1))))||p0)))'
Support contains 6 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 67 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 18:28:30] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 18:28:30] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-16 18:28:32] [INFO ] Implicit Places using invariants in 1942 ms returned []
Implicit Place search using SMT only with invariants took 1943 ms to find 0 implicit places.
[2023-03-16 18:28:32] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 18:28:32] [INFO ] Invariant cache hit.
[2023-03-16 18:28:41] [INFO ] Dead Transitions using invariants and state equation in 8581 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10593 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 304 ms :[true, (AND (NOT p0) p1), (OR (AND (NOT p0) p1) (AND p1 p2)), (OR p2 p1), (OR p2 (AND (NOT p0) p1)), p1, p1]
Running random walk in product with property : RERS17pb113-PT-4-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) p2), acceptance={} source=1 dest: 5}, { cond=(AND (NOT p0) (NOT p2)), acceptance={} source=1 dest: 6}], [{ cond=(AND p2 p1), acceptance={} source=2 dest: 0}, { cond=(AND p0 (NOT p2) (NOT p1)), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p0) (NOT p2) p1), acceptance={} source=2 dest: 3}, { cond=(AND p0 (NOT p2) p1), acceptance={} source=2 dest: 4}, { cond=(AND p2 (NOT p1)), acceptance={} source=2 dest: 5}, { cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={} source=2 dest: 6}], [{ cond=(OR p2 p1), acceptance={} source=3 dest: 0}, { cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={} source=3 dest: 3}, { cond=(AND p0 (NOT p2) (NOT p1)), acceptance={} source=3 dest: 4}], [{ cond=p2, acceptance={} source=4 dest: 0}, { cond=(AND (NOT p0) (NOT p2)), acceptance={} source=4 dest: 3}, { cond=(AND p0 (NOT p2)), acceptance={} source=4 dest: 4}], [{ cond=p1, acceptance={} source=5 dest: 0}, { cond=(AND p2 (NOT p1)), acceptance={} source=5 dest: 5}, { cond=(AND (NOT p2) (NOT p1)), acceptance={} source=5 dest: 6}], [{ cond=p1, acceptance={} source=6 dest: 0}, { cond=(AND p0 (NOT p2) (NOT p1)), acceptance={} source=6 dest: 2}, { cond=(AND p2 (NOT p1)), acceptance={} source=6 dest: 5}, { cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={} source=6 dest: 6}]], initial=1, aps=[p0:(OR (LT s250 1) (LT s387 1) (LT s479 1) (LT s548 1)), p2:(AND (GEQ s160 1) (GEQ s340 1)), p1:(OR (AND (GEQ s250 1) (GEQ s387 1)) (AND (GEQ s160 1) (GEQ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null][false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 0 reset in 2860 ms.
Product exploration explored 100000 steps with 0 reset in 2891 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 (NOT p2) (NOT p1)), (X (AND (NOT p2) (NOT p1))), (X (AND p0 (NOT p2) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X (NOT (AND p2 (NOT p1)))), (X (NOT (AND (NOT p0) p2))), (X p0), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT p1)), true, (X (X (NOT (AND p2 p1)))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (AND p0 (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X (NOT (AND p2 (NOT p1))))), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) p2)))), (X (X p0)), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 21 factoid took 883 ms. Reduced automaton from 7 states, 23 edges and 3 AP (stutter sensitive) to 7 states, 23 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 242 ms :[true, (AND (NOT p0) p1), (OR p2 (AND (NOT p0) p1)), (OR (AND (NOT p0) p1) (AND p1 p2)), (OR p2 p1), p1, p1]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 528 ms. (steps per millisecond=18 ) properties (out of 14) seen :7
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 7) 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 7) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 6) 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 6) 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 6) seen :0
Running SMT prover for 6 properties.
[2023-03-16 18:28:49] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 18:28:49] [INFO ] Invariant cache hit.
[2023-03-16 18:28:49] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 18:29:10] [INFO ] After 21192ms SMT Verify possible using all constraints in real domain returned unsat :2 sat :0 real:4
[2023-03-16 18:29:10] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 18:29:29] [INFO ] After 18759ms SMT Verify possible using state equation in natural domain returned unsat :2 sat :4
[2023-03-16 18:29:29] [INFO ] State equation strengthened by 829 read => feed constraints.
[2023-03-16 18:29:35] [INFO ] After 6007ms SMT Verify possible using 829 Read/Feed constraints in natural domain returned unsat :2 sat :3
[2023-03-16 18:29:35] [INFO ] After 6008ms SMT Verify possible using trap constraints in natural domain returned unsat :2 sat :3
Attempting to minimize the solution found.
Minimization took 3 ms.
[2023-03-16 18:29:35] [INFO ] After 25031ms SMT Verify possible using all constraints in natural domain returned unsat :2 sat :3
Fused 6 Parikh solutions to 4 different solutions.
Parikh walk visited 0 properties in 14 ms.
Support contains 6 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 626 transition count 31352
Applied a total of 1 rules in 311 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 312 ms. Remains : 626/627 places, 31352/31353 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 453 ms. (steps per millisecond=22 ) properties (out of 4) 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 4) 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 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 38 ms. (steps per millisecond=263 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 38 ms. (steps per millisecond=263 ) properties (out of 4) seen :0
Interrupted probabilistic random walk after 21637 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 21637 steps, saw 19523 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 4 properties.
[2023-03-16 18:29:39] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 18:29:39] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-16 18:29:40] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-16 18:29:58] [INFO ] After 18255ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-16 18:29:58] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 18:30:17] [INFO ] After 19615ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-16 18:30:18] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 18:30:23] [INFO ] After 5178ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-16 18:30:23] [INFO ] After 5179ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 5 ms.
[2023-03-16 18:30:23] [INFO ] After 25030ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Parikh walk visited 0 properties in 19 ms.
Support contains 6 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 153 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 153 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 152 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 18:30:23] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:30:23] [INFO ] Invariant cache hit.
[2023-03-16 18:30:25] [INFO ] Implicit Places using invariants in 1840 ms returned []
Implicit Place search using SMT only with invariants took 1843 ms to find 0 implicit places.
[2023-03-16 18:30:25] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:30:25] [INFO ] Invariant cache hit.
[2023-03-16 18:30:34] [INFO ] Dead Transitions using invariants and state equation in 8979 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10979 ms. Remains : 626/626 places, 31352/31352 transitions.
Found 2 invariant AP formulas.
Knowledge obtained : [(AND p0 (NOT p2) (NOT p1)), (X (AND (NOT p2) (NOT p1))), (X (AND p0 (NOT p2) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X (NOT (AND p2 (NOT p1)))), (X (NOT (AND (NOT p0) p2))), (X p0), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT p1)), true, (X (X (NOT (AND p2 p1)))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (AND p0 (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X (NOT (AND p2 (NOT p1))))), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) p2)))), (X (X p0)), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT p1))), (G (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (G (NOT (AND p2 (NOT p1))))]
False Knowledge obtained : [(F (NOT (AND p0 (NOT p2)))), (F p2), (F (NOT (AND (NOT p2) (NOT p1)))), (F (AND p0 (NOT p2) p1)), (F p1), (F (AND p2 p1)), (F (OR p2 p1)), (F (NOT (AND p0 (NOT p2) (NOT p1))))]
Knowledge based reduction with 23 factoid took 1370 ms. Reduced automaton from 7 states, 23 edges and 3 AP (stutter sensitive) to 5 states, 11 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 177 ms :[true, (OR (AND (NOT p0) p1) (AND (NOT p0) p2)), (OR p2 (AND (NOT p0) p1)), (OR p2 p1), (OR p2 p1)]
Stuttering acceptance computed with spot in 182 ms :[true, (OR (AND (NOT p0) p1) (AND (NOT p0) p2)), (OR p2 (AND (NOT p0) p1)), (OR p2 p1), (OR p2 p1)]
Support contains 6 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 71 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 18:30:36] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 18:30:36] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-16 18:30:38] [INFO ] Implicit Places using invariants in 1856 ms returned []
Implicit Place search using SMT only with invariants took 1857 ms to find 0 implicit places.
[2023-03-16 18:30:38] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 18:30:38] [INFO ] Invariant cache hit.
[2023-03-16 18:30:46] [INFO ] Dead Transitions using invariants and state equation in 8624 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10553 ms. Remains : 627/627 places, 31353/31353 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X (OR p0 (NOT p1))), (X (NOT (AND (NOT p0) p2))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT p1)), (X (X (NOT p2))), true, (X (X (AND p0 (NOT p2)))), (X (X (OR p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 12 factoid took 517 ms. Reduced automaton from 5 states, 11 edges and 3 AP (stutter sensitive) to 5 states, 11 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 166 ms :[true, (OR (AND (NOT p0) p1) (AND (NOT p0) p2)), (OR p2 (AND (NOT p0) p1)), (OR p2 p1), (OR p2 p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 394 ms. (steps per millisecond=25 ) properties (out of 6) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 36 ms. (steps per millisecond=277 ) properties (out of 3) 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 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
[2023-03-16 18:30:48] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 18:30:48] [INFO ] Invariant cache hit.
[2023-03-16 18:30:48] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 18:31:09] [INFO ] After 20988ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 18:31:09] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 18:31:27] [INFO ] After 18392ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 18:31:27] [INFO ] State equation strengthened by 829 read => feed constraints.
[2023-03-16 18:31:34] [INFO ] After 6387ms SMT Verify possible using 829 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-16 18:31:34] [INFO ] After 6388ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 7 ms.
[2023-03-16 18:31:34] [INFO ] After 25036ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 14 ms.
Support contains 6 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 626 transition count 31352
Applied a total of 1 rules in 317 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 318 ms. Remains : 626/627 places, 31352/31353 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 414 ms. (steps per millisecond=24 ) properties (out of 3) 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 3) 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 3) 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 3) seen :0
Interrupted probabilistic random walk after 21564 steps, run timeout after 3002 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 21564 steps, saw 19457 distinct states, run finished after 3002 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-16 18:31:38] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 18:31:38] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-16 18:31:38] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 18:31:56] [INFO ] After 17834ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 18:31:56] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 18:32:14] [INFO ] After 18199ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 18:32:14] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 18:32:20] [INFO ] After 6110ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-16 18:32:21] [INFO ] Deduced a trap composed of 48 places in 723 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)
[2023-03-16 18:32:21] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 18:32:21] [INFO ] After 25760ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:3
Parikh walk visited 0 properties in 12 ms.
Support contains 6 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 149 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 149 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 148 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 18:32:22] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:32:22] [INFO ] Invariant cache hit.
[2023-03-16 18:32:23] [INFO ] Implicit Places using invariants in 1863 ms returned []
Implicit Place search using SMT only with invariants took 1864 ms to find 0 implicit places.
[2023-03-16 18:32:23] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:32:23] [INFO ] Invariant cache hit.
[2023-03-16 18:32:32] [INFO ] Dead Transitions using invariants and state equation in 8460 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10474 ms. Remains : 626/626 places, 31352/31352 transitions.
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X (OR p0 (NOT p1))), (X (NOT (AND (NOT p0) p2))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT p1)), (X (X (NOT p2))), true, (X (X (AND p0 (NOT p2)))), (X (X (OR p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (AND p0 (NOT p2)))), (F p2), (F p1)]
Knowledge based reduction with 12 factoid took 637 ms. Reduced automaton from 5 states, 11 edges and 3 AP (stutter sensitive) to 5 states, 11 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 169 ms :[true, (OR (AND (NOT p0) p1) (AND (NOT p0) p2)), (OR p2 (AND (NOT p0) p1)), (OR p2 p1), (OR p2 p1)]
Stuttering acceptance computed with spot in 197 ms :[true, (OR (AND (NOT p0) p1) (AND (NOT p0) p2)), (OR p2 (AND (NOT p0) p1)), (OR p2 p1), (OR p2 p1)]
Stuttering acceptance computed with spot in 174 ms :[true, (OR (AND (NOT p0) p1) (AND (NOT p0) p2)), (OR p2 (AND (NOT p0) p1)), (OR p2 p1), (OR p2 p1)]
Product exploration explored 100000 steps with 0 reset in 2767 ms.
Product exploration explored 100000 steps with 0 reset in 2867 ms.
Support contains 6 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 71 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 18:32:39] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 18:32:39] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-16 18:32:41] [INFO ] Implicit Places using invariants in 1919 ms returned []
Implicit Place search using SMT only with invariants took 1920 ms to find 0 implicit places.
[2023-03-16 18:32:41] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 18:32:41] [INFO ] Invariant cache hit.
[2023-03-16 18:32:49] [INFO ] Dead Transitions using invariants and state equation in 8473 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10464 ms. Remains : 627/627 places, 31353/31353 transitions.
Treatment of property RERS17pb113-PT-4-LTLFireability-14 finished in 260107 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F(p0))))'
Support contains 2 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 69 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 18:32:50] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 18:32:50] [INFO ] Invariant cache hit.
[2023-03-16 18:32:52] [INFO ] Implicit Places using invariants in 1973 ms returned []
Implicit Place search using SMT only with invariants took 1976 ms to find 0 implicit places.
[2023-03-16 18:32:52] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 18:32:52] [INFO ] Invariant cache hit.
[2023-03-16 18:33:01] [INFO ] Dead Transitions using invariants and state equation in 8683 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10731 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 113 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : RERS17pb113-PT-4-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={} source=2 dest: 1}]], initial=2, aps=[p0:(AND (GEQ s133 1) (GEQ s615 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][false, false, false]]
Product exploration explored 100000 steps with 0 reset in 2676 ms.
Product exploration explored 100000 steps with 0 reset in 2736 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 84 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 91 ms :[(NOT p0), (NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 257 ms. (steps per millisecond=38 ) properties (out of 1) seen :0
Finished Best-First random walk after 1219 steps, including 0 resets, run visited all 1 properties in 4 ms. (steps per millisecond=304 )
Knowledge obtained : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 2 factoid took 202 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 97 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 118 ms :[(NOT p0), (NOT p0), (NOT p0)]
[2023-03-16 18:33:08] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 18:33:08] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Support contains 2 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 69 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 18:33:23] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 18:33:23] [INFO ] Invariant cache hit.
[2023-03-16 18:33:25] [INFO ] Implicit Places using invariants in 1840 ms returned []
Implicit Place search using SMT only with invariants took 1841 ms to find 0 implicit places.
[2023-03-16 18:33:25] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 18:33:25] [INFO ] Invariant cache hit.
[2023-03-16 18:33:33] [INFO ] Dead Transitions using invariants and state equation in 8541 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10453 ms. Remains : 627/627 places, 31353/31353 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 95 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 108 ms :[(NOT p0), (NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 266 ms. (steps per millisecond=37 ) properties (out of 1) seen :0
Finished Best-First random walk after 7487 steps, including 2 resets, run visited all 1 properties in 17 ms. (steps per millisecond=440 )
Knowledge obtained : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 2 factoid took 113 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 108 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 100 ms :[(NOT p0), (NOT p0), (NOT p0)]
[2023-03-16 18:33:34] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 18:33:34] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 125 ms :[(NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 2753 ms.
Product exploration explored 100000 steps with 0 reset in 2781 ms.
Applying partial POR strategy [true, false, false]
Stuttering acceptance computed with spot in 100 ms :[(NOT p0), (NOT p0), (NOT p0)]
Support contains 2 out of 627 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 267 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 18:33:56] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 18:33:56] [INFO ] Invariant cache hit.
[2023-03-16 18:34:04] [INFO ] Dead Transitions using invariants and state equation in 8395 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 8663 ms. Remains : 627/627 places, 31353/31353 transitions.
Support contains 2 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 75 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 18:34:04] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 18:34:04] [INFO ] Invariant cache hit.
[2023-03-16 18:34:06] [INFO ] Implicit Places using invariants in 1862 ms returned []
Implicit Place search using SMT only with invariants took 1863 ms to find 0 implicit places.
[2023-03-16 18:34:06] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 18:34:06] [INFO ] Invariant cache hit.
[2023-03-16 18:34:15] [INFO ] Dead Transitions using invariants and state equation in 8916 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10856 ms. Remains : 627/627 places, 31353/31353 transitions.
Treatment of property RERS17pb113-PT-4-LTLFireability-15 finished in 85451 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(G((p0 U X(p1))))||F(p0)))'
Found a Lengthening insensitive property : RERS17pb113-PT-4-LTLFireability-00
Stuttering acceptance computed with spot in 137 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 4 out of 627 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 277 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 18:34:16] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 18:34:16] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-16 18:34:18] [INFO ] Implicit Places using invariants in 1903 ms returned []
Implicit Place search using SMT only with invariants took 1904 ms to find 0 implicit places.
[2023-03-16 18:34:18] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:34:18] [INFO ] Invariant cache hit.
[2023-03-16 18:34:27] [INFO ] Dead Transitions using invariants and state equation in 8503 ms found 0 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 10685 ms. Remains : 626/627 places, 31352/31353 transitions.
Running random walk in product with property : RERS17pb113-PT-4-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=1 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=1 dest: 1}], [{ cond=(NOT p0), acceptance={} source=2 dest: 1}], [{ cond=(NOT p0), acceptance={} source=3 dest: 2}]], initial=3, aps=[p0:(AND (GEQ s197 1) (GEQ s233 1)), p1:(AND (GEQ s406 1) (GEQ s538 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak, sl-invariant], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 0 reset in 2710 ms.
Product exploration explored 100000 steps with 1 reset in 2767 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p0)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 4 factoid took 159 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 2 states, 2 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 92 ms :[(NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 233 ms. (steps per millisecond=42 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 23535 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 23535 steps, saw 21205 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 18:34:36] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:34:36] [INFO ] Invariant cache hit.
[2023-03-16 18:34:36] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 18:34:51] [INFO ] After 15057ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 18:34:51] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 18:35:06] [INFO ] After 15019ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 18:35:06] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 18:35:12] [INFO ] After 6254ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 18:35:14] [INFO ] Deduced a trap composed of 65 places in 409 ms of which 0 ms to minimize.
[2023-03-16 18:35:14] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1187 ms
[2023-03-16 18:35:14] [INFO ] After 8069ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 693 ms.
[2023-03-16 18:35:15] [INFO ] After 23979ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 163 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 165 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 273 ms. (steps per millisecond=36 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 24252 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 24252 steps, saw 21844 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 18:35:19] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:35:19] [INFO ] Invariant cache hit.
[2023-03-16 18:35:19] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 18:35:33] [INFO ] After 14460ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 18:35:33] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 18:35:47] [INFO ] After 13950ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 18:35:47] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 18:35:53] [INFO ] After 5959ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 18:35:54] [INFO ] Deduced a trap composed of 65 places in 399 ms of which 0 ms to minimize.
[2023-03-16 18:35:55] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1141 ms
[2023-03-16 18:35:55] [INFO ] After 7705ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 664 ms.
[2023-03-16 18:35:55] [INFO ] After 22509ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 149 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 149 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 145 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 18:35:56] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:35:56] [INFO ] Invariant cache hit.
[2023-03-16 18:35:58] [INFO ] Implicit Places using invariants in 1817 ms returned []
Implicit Place search using SMT only with invariants took 1817 ms to find 0 implicit places.
[2023-03-16 18:35:58] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:35:58] [INFO ] Invariant cache hit.
[2023-03-16 18:36:06] [INFO ] Dead Transitions using invariants and state equation in 8279 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10244 ms. Remains : 626/626 places, 31352/31352 transitions.
Ensure Unique test removed 13027 transitions
Reduce isomorphic transitions removed 13027 transitions.
Iterating post reduction 0 with 13027 rules applied. Total rules applied 13027 place count 626 transition count 18325
Applied a total of 13027 rules in 475 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 18:36:06] [INFO ] Computed 13 place invariants in 44 ms
[2023-03-16 18:36:07] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 18:36:19] [INFO ] After 12366ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 18:36:19] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 18:36:32] [INFO ] After 12708ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 18:36:32] [INFO ] After 13517ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 460 ms.
[2023-03-16 18:36:33] [INFO ] After 14060ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p0)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 154 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
[2023-03-16 18:36:33] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 18:36:33] [INFO ] Computed 13 place invariants in 51 ms
Could not prove EG (NOT p0)
Support contains 2 out of 626 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 150 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 18:36:49] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:36:49] [INFO ] Invariant cache hit.
[2023-03-16 18:36:50] [INFO ] Implicit Places using invariants in 1862 ms returned []
Implicit Place search using SMT only with invariants took 1862 ms to find 0 implicit places.
[2023-03-16 18:36:50] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:36:50] [INFO ] Invariant cache hit.
[2023-03-16 18:36:59] [INFO ] Dead Transitions using invariants and state equation in 8404 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10419 ms. Remains : 626/626 places, 31352/31352 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 110 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 269 ms. (steps per millisecond=37 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 24110 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 24110 steps, saw 21723 distinct states, run finished after 3002 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 18:37:02] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:37:02] [INFO ] Invariant cache hit.
[2023-03-16 18:37:03] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 18:37:17] [INFO ] After 14468ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 18:37:17] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 18:37:32] [INFO ] After 14817ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 18:37:32] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 18:37:38] [INFO ] After 6310ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 18:37:39] [INFO ] Deduced a trap composed of 65 places in 416 ms of which 1 ms to minimize.
[2023-03-16 18:37:40] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1224 ms
[2023-03-16 18:37:40] [INFO ] After 8180ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 717 ms.
[2023-03-16 18:37:41] [INFO ] After 23903ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 5 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 153 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 154 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 249 ms. (steps per millisecond=40 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 23745 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 23745 steps, saw 21394 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 18:37:44] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:37:44] [INFO ] Invariant cache hit.
[2023-03-16 18:37:44] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 18:37:59] [INFO ] After 14822ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 18:37:59] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 18:38:14] [INFO ] After 14718ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 18:38:14] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 18:38:20] [INFO ] After 6189ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 18:38:21] [INFO ] Deduced a trap composed of 65 places in 405 ms of which 0 ms to minimize.
[2023-03-16 18:38:22] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1209 ms
[2023-03-16 18:38:22] [INFO ] After 8042ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 697 ms.
[2023-03-16 18:38:23] [INFO ] After 23645ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 159 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 159 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 183 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 18:38:23] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:38:23] [INFO ] Invariant cache hit.
[2023-03-16 18:38:25] [INFO ] Implicit Places using invariants in 1810 ms returned []
Implicit Place search using SMT only with invariants took 1811 ms to find 0 implicit places.
[2023-03-16 18:38:25] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:38:25] [INFO ] Invariant cache hit.
[2023-03-16 18:38:33] [INFO ] Dead Transitions using invariants and state equation in 8461 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10459 ms. Remains : 626/626 places, 31352/31352 transitions.
Ensure Unique test removed 13027 transitions
Reduce isomorphic transitions removed 13027 transitions.
Iterating post reduction 0 with 13027 rules applied. Total rules applied 13027 place count 626 transition count 18325
Applied a total of 13027 rules in 468 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 18:38:34] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-16 18:38:34] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 18:38:47] [INFO ] After 12547ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 18:38:47] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 18:38:59] [INFO ] After 12544ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 18:39:00] [INFO ] After 13329ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 442 ms.
[2023-03-16 18:39:00] [INFO ] After 13857ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 132 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
[2023-03-16 18:39:01] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 18:39:01] [INFO ] Computed 13 place invariants in 49 ms
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 41 ms :[(NOT p0)]
Product exploration explored 100000 steps with 0 reset in 2608 ms.
Product exploration explored 100000 steps with 1 reset in 2639 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 146 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 18:39:21] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:39:21] [INFO ] Invariant cache hit.
[2023-03-16 18:39:23] [INFO ] Implicit Places using invariants in 1860 ms returned []
Implicit Place search using SMT only with invariants took 1860 ms to find 0 implicit places.
[2023-03-16 18:39:23] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:39:23] [INFO ] Invariant cache hit.
[2023-03-16 18:39:32] [INFO ] Dead Transitions using invariants and state equation in 8495 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10503 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-4-LTLFireability-00 finished in 316720 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)))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(p0)||G((X(p1)||F(p2))))))'
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)))'
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)))'
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(F(p0))&&(G(p1)||G(F(p2))))))'
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((X(X((p1||F(G(!p1)))))&&p0)))'
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)))'
Found a Shortening insensitive property : RERS17pb113-PT-4-LTLFireability-11
Stuttering acceptance computed with spot in 174 ms :[(NOT p0), (NOT p0)]
Support contains 2 out of 627 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 160 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 18:39:33] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:39:33] [INFO ] Invariant cache hit.
[2023-03-16 18:39:35] [INFO ] Implicit Places using invariants in 1886 ms returned []
Implicit Place search using SMT only with invariants took 1886 ms to find 0 implicit places.
[2023-03-16 18:39:35] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:39:35] [INFO ] Invariant cache hit.
[2023-03-16 18:39:44] [INFO ] Dead Transitions using invariants and state equation in 8800 ms found 0 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 10847 ms. Remains : 626/627 places, 31352/31353 transitions.
Running random walk in product with property : RERS17pb113-PT-4-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (GEQ s205 1) (GEQ s207 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak, cl-invariant], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 0 reset in 2587 ms.
Product exploration explored 100000 steps with 0 reset in 2717 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 139 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 43 ms :[(NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 255 ms. (steps per millisecond=39 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 24463 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 24463 steps, saw 22027 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 18:39:53] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:39:53] [INFO ] Invariant cache hit.
[2023-03-16 18:39:53] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 18:40:10] [INFO ] After 16865ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 18:40:10] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 18:40:26] [INFO ] After 16119ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 18:40:26] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 18:40:32] [INFO ] After 5641ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 18:40:33] [INFO ] Deduced a trap composed of 40 places in 387 ms of which 0 ms to minimize.
[2023-03-16 18:40:34] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1156 ms
[2023-03-16 18:40:34] [INFO ] After 7668ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 428 ms.
[2023-03-16 18:40:34] [INFO ] After 24407ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 5 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 145 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 145 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 241 ms. (steps per millisecond=41 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 24217 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 24217 steps, saw 21815 distinct states, run finished after 3002 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 18:40:38] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:40:38] [INFO ] Invariant cache hit.
[2023-03-16 18:40:38] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 18:40:53] [INFO ] After 15586ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 18:40:54] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 18:41:09] [INFO ] After 15229ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 18:41:09] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 18:41:14] [INFO ] After 5427ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 18:41:16] [INFO ] Deduced a trap composed of 40 places in 391 ms of which 4 ms to minimize.
[2023-03-16 18:41:16] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1113 ms
[2023-03-16 18:41:16] [INFO ] After 7344ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 399 ms.
[2023-03-16 18:41:17] [INFO ] After 23151ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 147 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 147 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 145 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 18:41:17] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:41:17] [INFO ] Invariant cache hit.
[2023-03-16 18:41:19] [INFO ] Implicit Places using invariants in 1837 ms returned []
Implicit Place search using SMT only with invariants took 1837 ms to find 0 implicit places.
[2023-03-16 18:41:19] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:41:19] [INFO ] Invariant cache hit.
[2023-03-16 18:41:27] [INFO ] Dead Transitions using invariants and state equation in 8644 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10629 ms. Remains : 626/626 places, 31352/31352 transitions.
Ensure Unique test removed 13027 transitions
Reduce isomorphic transitions removed 13027 transitions.
Iterating post reduction 0 with 13027 rules applied. Total rules applied 13027 place count 626 transition count 18325
Applied a total of 13027 rules in 460 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 18:41:28] [INFO ] Computed 13 place invariants in 45 ms
[2023-03-16 18:41:28] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 18:41:40] [INFO ] After 12265ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 18:41:40] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 18:41:53] [INFO ] After 12225ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 18:41:53] [INFO ] After 12826ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 380 ms.
[2023-03-16 18:41:54] [INFO ] After 13301ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 96 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 27 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
[2023-03-16 18:41:54] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 18:41:54] [INFO ] Computed 13 place invariants in 46 ms
Could not prove EG (NOT p0)
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 149 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 18:42:09] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:42:09] [INFO ] Invariant cache hit.
[2023-03-16 18:42:11] [INFO ] Implicit Places using invariants in 1817 ms returned []
Implicit Place search using SMT only with invariants took 1817 ms to find 0 implicit places.
[2023-03-16 18:42:11] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:42:11] [INFO ] Invariant cache hit.
[2023-03-16 18:42:19] [INFO ] Dead Transitions using invariants and state equation in 8374 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10341 ms. Remains : 626/626 places, 31352/31352 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 130 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 252 ms. (steps per millisecond=39 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 24386 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 24386 steps, saw 21959 distinct states, run finished after 3002 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 18:42:23] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:42:23] [INFO ] Invariant cache hit.
[2023-03-16 18:42:23] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 18:42:38] [INFO ] After 15246ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 18:42:38] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 18:42:53] [INFO ] After 14859ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 18:42:53] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 18:42:59] [INFO ] After 5380ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 18:43:00] [INFO ] Deduced a trap composed of 40 places in 381 ms of which 1 ms to minimize.
[2023-03-16 18:43:00] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1124 ms
[2023-03-16 18:43:01] [INFO ] After 7320ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 405 ms.
[2023-03-16 18:43:01] [INFO ] After 22768ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 143 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 144 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 246 ms. (steps per millisecond=40 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 24463 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 24463 steps, saw 22027 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 18:43:04] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:43:04] [INFO ] Invariant cache hit.
[2023-03-16 18:43:05] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 18:43:20] [INFO ] After 15171ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 18:43:20] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 18:43:35] [INFO ] After 14870ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 18:43:35] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 18:43:40] [INFO ] After 5408ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 18:43:41] [INFO ] Deduced a trap composed of 40 places in 382 ms of which 0 ms to minimize.
[2023-03-16 18:43:42] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1112 ms
[2023-03-16 18:43:42] [INFO ] After 7346ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 398 ms.
[2023-03-16 18:43:42] [INFO ] After 22807ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 144 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 145 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 142 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 18:43:43] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:43:43] [INFO ] Invariant cache hit.
[2023-03-16 18:43:45] [INFO ] Implicit Places using invariants in 1799 ms returned []
Implicit Place search using SMT only with invariants took 1800 ms to find 0 implicit places.
[2023-03-16 18:43:45] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:43:45] [INFO ] Invariant cache hit.
[2023-03-16 18:43:53] [INFO ] Dead Transitions using invariants and state equation in 8308 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10252 ms. Remains : 626/626 places, 31352/31352 transitions.
Ensure Unique test removed 13027 transitions
Reduce isomorphic transitions removed 13027 transitions.
Iterating post reduction 0 with 13027 rules applied. Total rules applied 13027 place count 626 transition count 18325
Applied a total of 13027 rules in 464 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 18:43:53] [INFO ] Computed 13 place invariants in 45 ms
[2023-03-16 18:43:54] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 18:44:06] [INFO ] After 12283ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 18:44:06] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 18:44:18] [INFO ] After 12230ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 18:44:19] [INFO ] After 12832ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 383 ms.
[2023-03-16 18:44:19] [INFO ] After 13304ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 113 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 30 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 26 ms :[(NOT p0)]
[2023-03-16 18:44:19] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 18:44:19] [INFO ] Computed 13 place invariants in 48 ms
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 82 ms :[(NOT p0)]
Product exploration explored 100000 steps with 0 reset in 2537 ms.
Product exploration explored 100000 steps with 0 reset in 2609 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 146 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 18:44:40] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:44:40] [INFO ] Invariant cache hit.
[2023-03-16 18:44:42] [INFO ] Implicit Places using invariants in 1832 ms returned []
Implicit Place search using SMT only with invariants took 1832 ms to find 0 implicit places.
[2023-03-16 18:44:42] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:44:42] [INFO ] Invariant cache hit.
[2023-03-16 18:44:50] [INFO ] Dead Transitions using invariants and state equation in 8405 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10385 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-4-LTLFireability-11 finished in 317959 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)))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(((X(!p1) U ((X(!p1)&&G(!p2))||X(G(!p1))))||p0)))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F(p0))))'
Found a Shortening insensitive property : RERS17pb113-PT-4-LTLFireability-15
Stuttering acceptance computed with spot in 100 ms :[(NOT p0), (NOT p0), (NOT p0)]
Support contains 2 out of 627 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 154 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 18:44:51] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:44:51] [INFO ] Invariant cache hit.
[2023-03-16 18:44:53] [INFO ] Implicit Places using invariants in 1944 ms returned []
Implicit Place search using SMT only with invariants took 1945 ms to find 0 implicit places.
[2023-03-16 18:44:53] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:44:53] [INFO ] Invariant cache hit.
[2023-03-16 18:45:02] [INFO ] Dead Transitions using invariants and state equation in 8288 ms found 0 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 10390 ms. Remains : 626/627 places, 31352/31353 transitions.
Running random walk in product with property : RERS17pb113-PT-4-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={} source=2 dest: 1}]], initial=2, aps=[p0:(AND (GEQ s133 1) (GEQ s614 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak, cl-invariant], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 0 reset in 2607 ms.
Product exploration explored 100000 steps with 0 reset in 2680 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 114 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 115 ms :[(NOT p0), (NOT p0), (NOT p0)]
Finished random walk after 6822 steps, including 2 resets, run visited all 1 properties in 171 ms. (steps per millisecond=39 )
Knowledge obtained : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 2 factoid took 114 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 95 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 88 ms :[(NOT p0), (NOT p0), (NOT p0)]
[2023-03-16 18:45:08] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:45:08] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 67 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 18:45:23] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:45:23] [INFO ] Invariant cache hit.
[2023-03-16 18:45:25] [INFO ] Implicit Places using invariants in 1777 ms returned []
Implicit Place search using SMT only with invariants took 1779 ms to find 0 implicit places.
[2023-03-16 18:45:25] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:45:25] [INFO ] Invariant cache hit.
[2023-03-16 18:45:33] [INFO ] Dead Transitions using invariants and state equation in 8446 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10293 ms. Remains : 626/626 places, 31352/31352 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 73 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 100 ms :[(NOT p0), (NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 233 ms. (steps per millisecond=42 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 24158 steps, run timeout after 3002 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 24158 steps, saw 21765 distinct states, run finished after 3002 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 18:45:37] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:45:37] [INFO ] Invariant cache hit.
[2023-03-16 18:45:37] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 18:45:53] [INFO ] After 15908ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 18:45:53] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 18:46:10] [INFO ] After 17480ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 18:46:11] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 18:46:17] [INFO ] After 6689ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 18:46:18] [INFO ] Deduced a trap composed of 64 places in 527 ms of which 2 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.LTLLengthAwareSolver.runSLCLLTLTest(LTLLengthAwareSolver.java:100)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:764)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 18:46:18] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 18:46:18] [INFO ] After 25441ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:1
Parikh walk visited 0 properties in 4 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 149 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 150 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 224 ms. (steps per millisecond=44 ) properties (out of 1) seen :0
Finished Best-First random walk after 7972 steps, including 2 resets, run visited all 1 properties in 18 ms. (steps per millisecond=442 )
Knowledge obtained : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 2 factoid took 112 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 95 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 113 ms :[(NOT p0), (NOT p0), (NOT p0)]
[2023-03-16 18:46:19] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:46:19] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 105 ms :[(NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 2561 ms.
Product exploration explored 100000 steps with 0 reset in 2634 ms.
Applying partial POR strategy [true, false, false]
Stuttering acceptance computed with spot in 82 ms :[(NOT p0), (NOT p0), (NOT p0)]
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 146 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 18:46:40] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:46:40] [INFO ] Invariant cache hit.
[2023-03-16 18:46:48] [INFO ] Dead Transitions using invariants and state equation in 8557 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 8711 ms. Remains : 626/626 places, 31352/31352 transitions.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 66 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 18:46:49] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:46:49] [INFO ] Invariant cache hit.
[2023-03-16 18:46:50] [INFO ] Implicit Places using invariants in 1773 ms returned []
Implicit Place search using SMT only with invariants took 1774 ms to find 0 implicit places.
[2023-03-16 18:46:50] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 18:46:50] [INFO ] Invariant cache hit.
[2023-03-16 18:46:59] [INFO ] Dead Transitions using invariants and state equation in 8531 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10374 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-4-LTLFireability-15 finished in 128661 ms.
[2023-03-16 18:47:01] [INFO ] Flatten gal took : 780 ms
[2023-03-16 18:47:01] [INFO ] Export to MCC of 11 properties in file /home/mcc/execution/LTLFireability.sr.xml took 2 ms.
[2023-03-16 18:47:01] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 627 places, 31353 transitions and 125406 arcs took 92 ms.
Total runtime 3553966 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/3866/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/3866/ltl_1_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/3866/ltl_2_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/3866/ltl_3_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/3866/ltl_4_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/3866/ltl_5_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/3866/ltl_6_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/3866/ltl_7_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393216 kB
MemFree: 15387052 kB
After kill :
MemTotal: 16393216 kB
MemFree: 16028912 kB
BK_TIME_CONFINEMENT_REACHED
--------------------
content from stderr:
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
mcc2023
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="RERS17pb113-PT-4"
export BK_EXAMINATION="LTLFireability"
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 RERS17pb113-PT-4, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r329-tall-167889201500028"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/RERS17pb113-PT-4.tgz
mv RERS17pb113-PT-4 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;